CN203583884U - Outer climbing frame follow-up type discharging platform - Google Patents
Outer climbing frame follow-up type discharging platform Download PDFInfo
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- CN203583884U CN203583884U CN201320682524.4U CN201320682524U CN203583884U CN 203583884 U CN203583884 U CN 203583884U CN 201320682524 U CN201320682524 U CN 201320682524U CN 203583884 U CN203583884 U CN 203583884U
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- cantilever beams
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- 230000009194 climbing Effects 0.000 title claims abstract description 57
- 238000007599 discharging Methods 0.000 title claims description 43
- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000003351 stiffener Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 15
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 238000005728 strengthening Methods 0.000 description 4
- 238000009435 building construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
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Abstract
The utility model discloses an outer climbing frame follow-up unloading platform which is respectively connected with an outer climbing frame and a main structure, and comprises a platform body, a cantilever beam, a connecting assembly, a fixing assembly, a main rope and an auxiliary rope, wherein the platform body is detachably connected with the cantilever beam through the connecting assembly, and the cantilever beam is anchored and fixed with the main structure through the fixing assembly; one end of the main rope is fixedly connected with the main body structure, the other end of the main rope is fixedly connected with the platform body, one end of the auxiliary rope is fixedly connected with the outer climbing frame, and the other end of the auxiliary rope is fixedly connected with the platform body. The utility model discloses an it is simple and convenient quick to unload the platform installation, does not need tower crane auxiliary operation, does not occupy the resource, has improved the efficiency of construction greatly, has guaranteed construction period, has reduced the potential safety hazard in the construction.
Description
Technical field
The utility model relates to construction work discharging platform technical field of construction, particularly relates to a kind of outer climbing frame Follow-up type discharging platform.
Background technology
Along with highrise building constantly increases, the use of outer climbing frame in high-building construction is more and more general, as the necessary facility of material transport in building construction process, on outer climbing frame, set up traditional overhanging type discharging platform and be also widely used in the construction of highrise building.When setting up discharging platform, the climbing frame trusses that the cantilever steel girder of discharging platform must pass through outer climbing frame is anchored in agent structure, outer climbing frame is Integral lifting along with the rising of building, the every rising one deck of outer climbing frame, all will remove discharging platform sets up again at layer to be onstructed, repeatedly dismounting and the installation of discharging platform, bring long-term potential safety hazard to job site, also increased operating personnel's workload.The discharging platform installing/dismounting complexity of prior art, how installing/dismounting discharging platform fast before and after outer climbing frame climbs, does not affect the construction period.
Utility model content
The purpose of this utility model is in prior art, to solve discharging platform in prior art and need repeatedly installation or removal to cause complex operation before and after outer climbing frame climbs in order to solve, and length consuming time affects the problem of construction period.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of outer climbing frame Follow-up type discharging platform is provided, be connected with outer climbing frame and agent structure respectively, comprise: platform body, Cantilever Beams, coupling assembling, fixation kit, main rope and secondary rope, described platform body is connected with described Cantilever Beams is detachable by described coupling assembling, and described Cantilever Beams is anchored fixing by described fixation kit and described agent structure; One end of described main rope is fixedly connected with described agent structure, and the other end is fixedly connected with described platform body, and one end of described secondary rope is fixedly connected with described outer climbing frame, and the other end is fixedly connected with described platform body; Wherein, described platform body, by dismantling described coupling assembling and described Cantilever Beams is separated, climbs with described outer climbing frame under the pulling of described secondary rope.
Preferably, described platform body comprises base and is arranged at the guardrail on described base, described base comprises girder, crossbeam, main joist and secondary joist, described girder is two, one end of described girder is welded and fixed with the two ends of described crossbeam respectively, and the other end is connected with described Cantilever Beams by described coupling assembling respectively; The two ends of described main joist and described Main Girder Welding are fixed, and described main joist is mutually concordant with the end opening of described girder; The two ends of described secondary joist are welded and fixed with described crossbeam and described main joist respectively, and described secondary joist is suitable for reading mutually concordant with described main joist; Described guardrail comprises top railing and lateral rail, and the lower end of described lateral rail and described Main Girder Welding are fixed, and the both sides of described top railing are welded and fixed with described lateral rail respectively, and lower end and the described beam welding of described top railing are fixed.
Preferably, described girder adopts two 16# channel-section steels to make, described Cantilever Beams adopts two 22# channel-section steels to make, described main joist adopts the rectangular steel pipe that four specifications are 100*50*4mm to make, described secondary joist adopts the rectangular steel pipe that four specifications are 60*40*4mm to make, it is the steel pipe manufacturing of Φ 48*3.5mm that described top railing adopts specification, and it is the steel pipe manufacturing of Φ 48*3.5mm that described lateral rail adopts specification.
Preferably, the openend of described girder is welded with the first reinforcement steel plate, and the openend of described Cantilever Beams is welded with the second reinforcement steel plate.
Preferably, described coupling assembling comprises screw rod and reinforcing bar latch, on described girder and described Cantilever Beams, be equipped with corresponding girder screw, Cantilever Beams screw, girder pin-and-hole and Cantilever Beams pin-and-hole, described screw rod matches with described girder screw and described Cantilever Beams screw, described reinforcing bar latch matches with described girder pin-and-hole and described Cantilever Beams pin-and-hole, thereby described girder and described Cantilever Beams are fixed.
Preferably, described fixation kit comprises built-in fitting, timber wedge, angle steel and matching nut, described built-in fitting is U-shaped steel bar piece, the bottom of described built-in fitting is imbedded in the concrete of described agent structure, described Cantilever Beams is put into described built-in fitting, and described timber wedge is by the top wedging of the sidepiece of described Cantilever Beams and described built-in fitting; Described angle steel compresses mutually with described Cantilever Beams, and fixes by the top of described matching nut and described built-in fitting.
Preferably, the bottom of described built-in fitting is further provided with two stiffeners.
Preferably, described main rope and described secondary rope are two, are individually fixed in the both sides of described base; Described main rope adopts four main rope wire clips to fix, and it is curved to be provided with main rope safety; Described secondary rope adopts four secondary rope wire clips to fix, and it is curved to be provided with secondary rope safety.
The beneficial effects of the utility model are: the situation that is different from prior art, outer climbing frame Follow-up type discharging platform of the present utility model is connected in agent structure via main rope, via pair rope, be connected in outer climbing frame, at outer climbing frame, climb in process, by the coupling assembling between adjusting discharging platform and Cantilever Beams and the fixation kit between Cantilever Beams and agent structure, make discharging platform separation with Cantilever Beams, thereby realize quick-detachment discharging platform, the discharging platform outer climbing frame that automatically follows up is synchronously climbed, avoided the outer climbing frame one deck that often climbs, all need the problem that discharging platform is removed and again set up at new layer.Discharging platform assembling and disassembling of the present utility model is easy does not need tower crane less important work fast, does not take resource, has greatly improved efficiency of construction, has guaranteed the construction period, has reduced the potential safety hazard in construction.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of outer climbing frame Follow-up type discharging platform of the present utility model;
Fig. 2 is the structural representation of main rope in Fig. 1;
Fig. 3 is the structural representation of secondary rope in Fig. 1;
Fig. 4 is the structural representation of base;
Fig. 5 is the scheme of installation of Cantilever Beams and girder in Fig. 1
Fig. 6 is the structural representation of the top railing of guardrail in Fig. 1;
Fig. 7 is the structural representation of the lateral rail of guardrail in Fig. 1; And
Fig. 8 is the scheme of installation of Cantilever Beams and fixation kit in Fig. 1.
The specific embodiment
See also Fig. 1, Fig. 2 and Fig. 3, outer climbing frame Follow-up type discharging platform 1 of the present utility model, be connected with outer climbing frame 2 and agent structure 3 respectively, comprise platform body 101, Cantilever Beams 102, coupling assembling 103, fixation kit 104, main rope 105 and secondary rope 106, platform body 101 is connected with Cantilever Beams 102 is detachable by coupling assembling 103, and Cantilever Beams 102 is anchored fixing by fixation kit 104 and agent structure 3; One end of main rope 105 is fixedly connected with agent structure 3, the other end is fixedly connected with platform body 101, one end of secondary rope 106 is fixedly connected with outer climbing frame 2, the other end is fixedly connected with platform body 101, main rope 105 and secondary rope 106 are two, main rope 105 adopts four main rope wire clips 105a to fix, and is provided with the curved 105b of main rope safety; Secondary rope 106 adopts four secondary rope wire clips 106a to fix, and is provided with the curved 106b of secondary rope safety; Wherein, platform body 101 is separated with Cantilever Beams 102 by dismounting coupling assembling 103, under the pulling of pair rope 106, with outer climbing frame 2, climbs.
Further, please with reference to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, platform body 101 comprises base 101a and is arranged at the guardrail 101b on base 101a, base 101a is the steel frame of the 2.1m* 3.2m that is welded, comprise girder 101a1, crossbeam 101a2, main joist 101a3 and secondary joist 101a4, girder 101a1 is two, and one end of girder 101a1 is welded and fixed with the two ends of crossbeam 101a2 respectively, and the other end is connected with Cantilever Beams 102 by coupling assembling 103 respectively; Wherein, girder 101a1 adopts 16# channel-section steel to make, and the openend of girder 101a1 channel-section steel is welded with the first reinforcement steel plate 101a1a, and the first reinforcement steel plate 101a1a is the general steel plate that 8mm is thick, for strengthening the bearing capacity of girder 101a1; Cantilever Beams 102 adopts two 22# channel-section steels to make, and the openend of Cantilever Beams 102 is welded with the second reinforcement steel plate 102a, and the second reinforcement steel plate 102a is the general steel plate that 9mm is thick, for strengthening the bearing capacity of Cantilever Beams 102.It is 100*50*4mm the rectangular steel pipe making with cruciform fastening for falsework (not shown in FIG.) mutual connection that main joist 101a3 adopts four specifications, and the two ends of main joist 101a3 and girder 101a1 are welded and fixed, and main joist 101a3 is mutually concordant with the end opening of girder 101a1; It is 60*40*4mm the rectangular steel pipe making with cruciform fastening for falsework (not shown in FIG.) mutual connection that secondary joist 101a4 adopts four specifications, the two ends of secondary joist 101a4 are welded and fixed with crossbeam 101a2 and main joist 101a3 respectively, and secondary joist 101a4 is suitable for reading mutually concordant with main joist 101a3's.
As shown in FIG. 6 and 7, guardrail 101b comprises top railing 101b1 and lateral rail 101b2, wherein, top railing 101b1 is that specification is the weldment of the steel pipe manufacturing of Φ 48*3.5mm, the both sides of top railing 101b1 are welded and fixed with lateral rail 101b2 respectively, and lower end and the crossbeam 101a2 of top railing 101b1 are welded and fixed; Lateral rail 101b2 is that specification is the weldment of the steel pipe manufacturing of Φ 48*3.5mm, and the lower end of lateral rail 101b2 and girder 101a1 are welded and fixed.
Please continue to refer to Fig. 1, coupling assembling 103 comprises screw rod 103a and reinforcing bar latch 103b, on girder 101a1 and Cantilever Beams 102, be equipped with corresponding girder screw (not shown in FIG.), Cantilever Beams screw (not shown in FIG.), girder pin-and-hole (not shown in FIG.) and Cantilever Beams pin-and-hole (not shown in FIG.), screw rod 103a matches with girder screw and Cantilever Beams screw, reinforcing bar latch 103b matches with girder pin-and-hole and Cantilever Beams pin-and-hole, thereby girder 101a1 and Cantilever Beams 102 are fixed.
As shown in Figure 8, fixation kit 104 comprises built-in fitting 104a, timber wedge 104b, angle steel 104c and matching nut 104d, and built-in fitting 104a is U-shaped steel bar piece, and the model of U-shaped steel bar piece 104a is HPB235, and diameter is 20mm.The bottom of built-in fitting 104a is imbedded in the concrete of agent structure 3, and the bottom of built-in fitting 104a is further provided with two stiffener 104a1, for strengthening the anchored force of built-in fitting.Cantilever Beams 102 is put into built-in fitting 104a, and timber wedge 104b is by the top wedging of the sidepiece of Cantilever Beams 102 and built-in fitting 104a; Angle steel 104c compresses mutually with Cantilever Beams 102, and fixes by the top of matching nut 104d and built-in fitting 104a.
Specific works process of the present utility model is as follows:
First carry out the fixing construction of Cantilever Beams 102, by pre-buried U-shaped steel bar piece 104a, arrive in the concrete of agent structure 3, and be the stiffener 104a1 that 18mm, model are HRB335 at two 1.5 meters long of the bottom of U-shaped steel bar piece 104a increases, diameter, for strengthening U-shaped steel bar piece 104a stress performance.Cantilever Beams 102 is put into U-shaped steel bar piece 104a, and use timber wedge 104b wedging in the both sides of Cantilever Beams 102, in the upper end of Cantilever Beams 102, adopt the angle steel 104c that specification is L63*6mm to compress mutually with Cantilever Beams 102, then by the matching nut 104d of 20#, Cantilever Beams 102 is fixed with angle steel 104c.
Then, girder 101a1, crossbeam 101a2, main joist 101a3 and secondary joist 101a4 are made to the base 101a of 2.1m* 3.2m steel frame through welding, on girder 101a1 and crossbeam 101a2, welding comes directly towards railing 101b1 and lateral rail 101b2 respectively again, after platform body 101 is made, one end of main rope 105 and secondary rope 106 is separately fixed on base 101a, then the other end of pair rope 106 is fixed on the main guide rail of outer climbing frame 2.
Then, insert in the groove of Cantilever Beams 102 of 22# channel-section steel making one end of the girder 101a1 that 16# channel-section steel is made, and make girder screw corresponding with Cantilever Beams screw, girder pin-and-hole and Cantilever Beams pin-and-hole, the screw rod 103a that is M24 by 3 specifications again inserts respectively in girder screw and Cantilever Beams screw, for avoiding platform body 101 to be subjected to displacement to agent structure 3 directions, reinforcing bar latch 103b is inserted respectively in girder pin-and-hole and Cantilever Beams pin-and-hole, thereby girder 101a1 and Cantilever Beams 102 are fixed, prevent that platform body 101 from slippage occurring.
Finally, the other end of main rope 105 is fixed in the pre-buried anchor ring of the floor side bar of agent structure 3, again pair rope 106 is unclamped with one end that outer climbing frame 2 is connected, main rope 105 is in tension completely stressed, discharging platform 1 departs from completely with outer climbing frame 2, in duty independently, guaranteed the safety of outer climbing frame 2 and discharging platform 1 when discharging platform 1 is used.
When outer climbing frame 2 upwards climbs, one end of pair rope 106 is reattached on the main guide rail of outer climbing frame 2, again main rope 105 is unclamped with one end that agent structure 3 is connected, twist off the screw rod 103a for fixing girder 101a1 and Cantilever Beams 102, and take out reinforcing bar latch 103b, then the angle steel 104c in Cantilever Beams 102 upper ends and matching nut 104d are removed, Cantilever Beams 102 is slowly taken out from discharging platform 1, thereby implementation platform body 101 is separated with Cantilever Beams 102, now, connect outer climbing frame 2 also completely stressed in tension with the pair rope 106 of platform body 101, platform body 101 is connected with outer climbing frame 2, and with outer climbing frame 2 last layer that together climbs, after having climbed, again discharging platform 1 is adjusted into independently duty, concrete steps as described above, repeat no more herein.
Below only provide the utility model outer climbing frame Follow-up type discharging platform and followed the course of work that outer climbing frame climbs, its decline process is the inverse process of the process of climbing, concrete steps refer to the above-mentioned description for the process of climbing, because it is within the scope of the art personnel's understanding, so locate not do to repeat.
Outer climbing frame Follow-up type discharging platform of the present utility model is connected in agent structure via main rope, via pair rope, be connected in outer climbing frame, at outer climbing frame, climb in process, by the coupling assembling between adjusting discharging platform and Cantilever Beams and the fixation kit between Cantilever Beams and agent structure, make discharging platform separation with Cantilever Beams, thereby realize quick-detachment discharging platform, the discharging platform outer climbing frame that automatically follows up is synchronously climbed, avoid the outer climbing frame one deck that often climbs, all needed the problem that discharging platform is removed and again set up at new layer.Discharging platform assembling and disassembling of the present utility model is easy does not need tower crane less important work fast, does not take resource, has greatly improved efficiency of construction, has guaranteed the construction period, has reduced the potential safety hazard in construction.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model manual and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. an outer climbing frame Follow-up type discharging platform, be connected with outer climbing frame and agent structure respectively, it is characterized in that, comprise: platform body, Cantilever Beams, coupling assembling, fixation kit, main rope and secondary rope, described platform body is connected with described Cantilever Beams is detachable by described coupling assembling, and described Cantilever Beams is anchored fixing by described fixation kit and described agent structure; One end of described main rope is fixedly connected with described agent structure, and the other end is fixedly connected with described platform body, and one end of described secondary rope is fixedly connected with described outer climbing frame, and the other end is fixedly connected with described platform body; Wherein, described platform body, by dismantling described coupling assembling and described Cantilever Beams is separated, climbs with described outer climbing frame under the pulling of described secondary rope.
2. outer climbing frame Follow-up type discharging platform according to claim 1, it is characterized in that, described platform body comprises base and is arranged at the guardrail on described base, described base comprises girder, crossbeam, main joist and secondary joist, described girder is two, one end of described girder is welded and fixed with the two ends of described crossbeam respectively, and the other end is connected with described Cantilever Beams by described coupling assembling respectively; The two ends of described main joist and described Main Girder Welding are fixed, and described main joist is mutually concordant with the end opening of described girder; The two ends of described secondary joist are welded and fixed with described crossbeam and described main joist respectively, and described secondary joist is suitable for reading mutually concordant with described main joist; Described guardrail comprises top railing and lateral rail, and the lower end of described lateral rail and described Main Girder Welding are fixed, and the both sides of described top railing are welded and fixed with described lateral rail respectively, and lower end and the described beam welding of described top railing are fixed.
3. outer climbing frame Follow-up type discharging platform according to claim 2, it is characterized in that, described girder adopts two 16# channel-section steels to make, described Cantilever Beams adopts two 22# channel-section steels to make, described main joist adopts the rectangular steel pipe that four specifications are 100*50*4mm to make, described secondary joist adopts the rectangular steel pipe that four specifications are 60*40*4mm to make, and it is the steel pipe manufacturing of Φ 48*3.5mm that described top railing adopts specification, and it is the steel pipe manufacturing of Φ 48*3.5mm that described lateral rail adopts specification.
4. outer climbing frame Follow-up type discharging platform according to claim 3, is characterized in that, the openend of described girder is welded with the first reinforcement steel plate, and the openend of described Cantilever Beams is welded with the second reinforcement steel plate.
5. outer climbing frame Follow-up type discharging platform according to claim 2, it is characterized in that, described coupling assembling comprises screw rod and reinforcing bar latch, on described girder and described Cantilever Beams, be equipped with corresponding girder screw, Cantilever Beams screw, girder pin-and-hole and Cantilever Beams pin-and-hole, described screw rod matches with described girder screw and described Cantilever Beams screw, described reinforcing bar latch matches with described girder pin-and-hole and described Cantilever Beams pin-and-hole, thereby described girder and described Cantilever Beams are fixed.
6. outer climbing frame Follow-up type discharging platform according to claim 1, it is characterized in that, described fixation kit comprises built-in fitting, timber wedge, angle steel and matching nut, described built-in fitting is U-shaped steel bar piece, the bottom of described built-in fitting is imbedded in the concrete of described agent structure, described Cantilever Beams is put into described built-in fitting, and described timber wedge is by the top wedging of the sidepiece of described Cantilever Beams and described built-in fitting; Described angle steel compresses mutually with described Cantilever Beams, and fixes by the top of described matching nut and described built-in fitting.
7. outer climbing frame Follow-up type discharging platform according to claim 6, is characterized in that, the bottom of described built-in fitting is further provided with two stiffeners.
8. outer climbing frame Follow-up type discharging platform according to claim 2, is characterized in that, described main rope and described secondary rope are two, are individually fixed in the both sides of described base; Described main rope adopts four main rope wire clips to fix, and it is curved to be provided with main rope safety; Described secondary rope adopts four secondary rope wire clips to fix, and it is curved to be provided with secondary rope safety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682524.4U CN203583884U (en) | 2013-11-01 | 2013-11-01 | Outer climbing frame follow-up type discharging platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320682524.4U CN203583884U (en) | 2013-11-01 | 2013-11-01 | Outer climbing frame follow-up type discharging platform |
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| CN203583884U true CN203583884U (en) | 2014-05-07 |
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| CN201320682524.4U Expired - Fee Related CN203583884U (en) | 2013-11-01 | 2013-11-01 | Outer climbing frame follow-up type discharging platform |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358393A (en) * | 2014-10-24 | 2015-02-18 | 中铁航空港建设集团北京有限公司 | Horizontal moving platform hung at high altitude |
| CN106437153A (en) * | 2016-08-08 | 2017-02-22 | 中建四局第三建筑工程有限公司 | Telescopic and transferrable crane climbing passageway for tower crane driver |
| CN108385990A (en) * | 2018-03-13 | 2018-08-10 | 广东铭鸿建设有限公司 | Prefabricated platform |
| CN109162439A (en) * | 2018-10-30 | 2019-01-08 | 中国十七冶集团有限公司 | A kind of discharging platform and its application method based on attachment type raise scaffold |
| CN109457980A (en) * | 2018-12-11 | 2019-03-12 | 上海建工五建集团有限公司 | A kind of installation method of bracket device and overhanging unloading platform |
-
2013
- 2013-11-01 CN CN201320682524.4U patent/CN203583884U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358393A (en) * | 2014-10-24 | 2015-02-18 | 中铁航空港建设集团北京有限公司 | Horizontal moving platform hung at high altitude |
| CN106437153A (en) * | 2016-08-08 | 2017-02-22 | 中建四局第三建筑工程有限公司 | Telescopic and transferrable crane climbing passageway for tower crane driver |
| CN108385990A (en) * | 2018-03-13 | 2018-08-10 | 广东铭鸿建设有限公司 | Prefabricated platform |
| CN108385990B (en) * | 2018-03-13 | 2020-05-15 | 广东铭鸿建设有限公司 | Assembled platform |
| CN109162439A (en) * | 2018-10-30 | 2019-01-08 | 中国十七冶集团有限公司 | A kind of discharging platform and its application method based on attachment type raise scaffold |
| CN109457980A (en) * | 2018-12-11 | 2019-03-12 | 上海建工五建集团有限公司 | A kind of installation method of bracket device and overhanging unloading platform |
| WO2020119068A1 (en) * | 2018-12-11 | 2020-06-18 | 上海建工五建集团有限公司 | Support device and method for mounting cantilevered material unloading platform |
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Granted publication date: 20140507 Termination date: 20141101 |
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