CN2832994Y - Dedicated protection frame for construction of main structure - Google Patents
Dedicated protection frame for construction of main structure Download PDFInfo
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- CN2832994Y CN2832994Y CN 200520009980 CN200520009980U CN2832994Y CN 2832994 Y CN2832994 Y CN 2832994Y CN 200520009980 CN200520009980 CN 200520009980 CN 200520009980 U CN200520009980 U CN 200520009980U CN 2832994 Y CN2832994 Y CN 2832994Y
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- building
- truss
- supporting leg
- fixed supporting
- main body
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Abstract
The utility model discloses a special protective frame for building body construction stages, which is a scaffold circling the outline of a building (11) and sealing the building. The utility model is divided into a plurality of units in the length direction, and each unit is individually lifted by a tower crane. Each unit comprises a frame body (31) and a truss (35), wherein the frame body (31) is a single-row frame formed by a steel pipe and a fastener and is paved with sealing materials such as safety nets, etc., and the side of the frame body (31) against the building is connected with the truss (35). The utility model is characterized in that the truss (35) is provided with a fixed supporting leg (34) and a horizontal pull rod (37), the fixed supporting leg (34) is supported on the building (11) and is provided with a spacing device preventing the fixed supporting leg (34) from moving freely towards the building (11), and the horizontal pull rod (37) is movably connected with a bolt (36) arranged on a floor of the building (11).
Description
Technical field
The utility model relates to a kind of building operations scaffold, is specifically related to a kind of protection rack special that is applied to the building main body construction stage.
Background technology
At present, especially in China, it has been a kind of trend that the external wall of high-rise building ornament materials changes coating into by face brick, only hangs ship and could satisfy the requirement of coating application technology about repeatedly with adopting.But hang ship and hang on the building roof, can not be applied to the building main body construction stage, therefore must have and its matching used protection rack special that is applied to this stage.In this case, other scaffold is because function of use former thereby increased cost.
At present known comparatively advanced protective frame adopts following structure usually: setting up the formation maximum length with steel pipe, fastener and be no more than 6.0 meters, is the scaffold unit of 2 layer of half left and right sides Lou Gao highly, comprises single about high about four meters double and 3 meters.The bottom is connected with setting bracket therein, and setting bracket is fixed on the building side bar of construction floor by through-wall bolt.A plurality of such scaffold units are arranged on the building, form to cover frame around the envelope in one week of building outline, face frontier defense and protect providing at the building of building, and prevent from that constructional materials etc. from falling the security incidents such as decreasing thing of hurting sb.'s feelings takes place to hit.Along with the every rising one deck of building, utilize tower crane to do to promote power, scaffold unit is risen to a last floor fix.Compare other traditional scaffolds, this technology has certain advance: such as not needing special-purpose lifting means, save materials such as steel tube fastener, cost is relatively low.
But, also there is following shortcoming:
1. fixed point for satisfying the construction speed requirement, must be removed the template of this layer side bar in advance on the building side bar of floor of just constructing, and brings inconvenience to building operations; If be fixed on the floor, because slab thickness is much smaller than side bar, and the concrete setting insufficient strength can not satisfy the structural strength requirement.
2. on the building side bar fixedly the time, because the operator needs face the limit operation under unguarded situation, difficulty increases, and security risk can't be avoided, and complicated operation, must the professional technique workman could be competent at;
For above-mentioned reasons, when installing and promote, all need specialized construction team, increased use cost.
The utility model content
Thereby in order to overcome existing protective frame complicated operation, have security risk, need professional construction troop to increase the deficiency of use cost, the utility model provide a kind of safe and reliable, simple to operate, do not need professional construction troop, protection rack special for building main body construction with low cost.
The technical scheme in the invention for solving the technical problem is: a kind of protection rack special for building main body construction is to seal the scaffold that covers around one week of building outline and to it, is divided into a plurality of unit along its length, and each unit uses tower crane to promote separately; Each unit comprises support body, truss, support body is single, is set up by steel pipe, fastener to form, and the envelopes such as safety net is arranged of mating formation are covered material, on support body, be connected with truss, it is characterized in that: also be provided with the fixed supporting leg and the girt that are connected with building on the described truss by building one side.Fixed supporting leg is bearing on the building, and is provided with the stopping means that prevents that it from moving freely in building.Girt flexibly connects with the latch that is located on the building.Wherein, fixed supporting leg bears the gravity of scaffold, and and girt constitute one group of couple together and come the balance scaffold unit owing to departing from the eccentric moment that building produces, so just realized fixing of scaffold unit.A plurality of such scaffold units are arranged on the building, form to cover support body around the envelope in one week.
Described truss can be to be set up by steel pipe, fastener to form.
Described fixed supporting leg can be to be articulated and connected with truss, and is provided with positioner.
Described fixed supporting leg can be made the mode that pull bar or drag-line combine with the horizontal brace leg.
Described fixed supporting leg can be a telescopic structure.
Described latch can the lower end be nuzzled on the floor face in the concrete and is fixed.
Described latch can the lower end injects hole default in the floor face concrete and fixes.
Described latch can be made into ring-type.
Useful technique effect of the present utility model is: the truss that is fixed on the scaffold unit middle part has increased rigidity, thereby has increased the ability of lateral loads such as opposing wind load; Do not need to remove in advance the side bar of firm construction floor; Simplified the operation in installation and the lifting process, improved work efficiency, because workman's operation is all carried out indoor, there is not the danger of work high above the ground, do not need very high professional technique technical ability, fully can by the common laborer of civil engineering unit for example the punching block worker utilize the production preparatory stage of the floor of waiting to construct to finish through after the simple training, greatly reduce use cost.Like this, it is simple to operate using the beneficial effects of the utility model, safe and reliable, and the efficient height is with low cost.
Description of drawings
Fig. 1 is the prior art constructions schematic diagram;
Fig. 2 is first embodiment side elevation schematic diagram of the present utility model;
Fig. 3 is 1 a enlarged drawing among Fig. 2;
Fig. 4 be among Fig. 3 H to view;
Fig. 5 is second embodiment side elevation schematic diagram of the present utility model;
Fig. 6 is the 3rd an embodiment side elevation schematic diagram of the present utility model;
Fig. 7 be among Fig. 6 K to view;
Fig. 8 be among Fig. 6 P to view;
Fig. 9 is the 4th an embodiment side elevation schematic diagram of the present utility model;
Figure 10 be among Fig. 9 T to view;
Figure 11 is the 5th an embodiment side elevation schematic diagram of the present utility model;
Figure 12 is one of sectional perspective schematic diagram of the 5th embodiment of the present utility model;
Figure 13 be the 5th embodiment of the present utility model the sectional perspective schematic diagram two;
Figure 14 is that first embodiment of the present utility model promotes state side elevation schematic diagram;
Figure 15 is the 6th an embodiment side elevation schematic diagram of the present utility model;
Figure 16 is a kind of form of structure schematic diagram of fixed supporting leg of the present utility model;
Figure 17 be among Figure 16 P to view;
11. buildings 12. wait to construct 21. double on floor among the figure. 24. single 31 support bodys of 22. steel brackets, 23. through-wall bolts, 32. legers, 33. fasteners, 34. fixed supporting legs, 35. truss legers, 36. latches, 37. girts 38. connect arm-tie 39. bearing pins, 40. diagonal members (or drag-line) 41. horizontal brace legs
341. positive stop 342 grooves 343. fins 351. bearing pin 361.PVC pipe waits hole 371. base plates 372. slide openings that form
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
In conjunction with Fig. 2-Fig. 4 first embodiment of the present utility model is described.
In the present embodiment, the support body 31 of scaffold highly is 3 half building building height, connect truss 35 by fastener 33 on one group of leger 32 of its inboard (by building one side), one is welded with fixed supporting leg 34 on the truss 35, and girt 37 is articulated and connected by bearing pin 351 with truss 35.Be embedded with latch 36 on the building.Before fixing, scaffold unit is in suspension status under the tower crane rope traction, the operator only need stand in the building, buttress truss 35, after making the installing hole alignment pins 36 and importing of girt 37, transfer the tower crane wire rope until loosening fully, fixed supporting leg 34 is bearing on the building 11, its positive stop 341 withstands on the building 11 side bars outside.As can be seen, the gravity of scaffold unit is directly passed to building by fixed supporting leg 34; And it is owing to depart from the eccentric bending moment that building produces, thereby girt then by being in upper and lower two floors respectively and positive stop are delivered to and give balance on the building.So just finished the fixing of scaffold unit.During lifting, under tower crane wire rope 51 promoted, girt 37 broke away from latch 36, is thus lifted to a last floor until scaffold unit and fixes.
From said process as can be seen, the gravity of scaffold unit is to bear by the floor that fixed supporting leg passes to one deck under building is newly constructed floor, because its concrete setting time is longer, intensity higher (being not less than 10Mpa usually) can satisfy requirement of strength fully.And the floor floor face of newly constructing only bears the horizontal shear of transmitting by support body 31 → girt 37 → latch 36, and its numerical value is about about 1/3 of scaffold unit gravity, obviously also satisfies requirement of strength.
It can also be seen that from said process when promoting, after the employing tower crane promoted and puts in place, the operator only need stand in the building, and linkage is aimed at, and transfers the tower crane wire rope and can realize installation in position.Whole process is simple, safety, do not need very high know-how technical ability, the common laborer just can be competent at after by simple training, user-civil engineering unit for protective frame, this task can be given for example punching block work team group of other operation teams and groups fully, utilize the preparatory stage interior (time about 6 hours is arranged usually) before a last floor was constructed after cast finished on the flooring coagulation to finish.
Fig. 5 is second embodiment of the present utility model.
In the present embodiment, latch 36 lower ends are injected in the interior pre-buried hole 361 of concrete.After finishing using, latch 12 can be extracted the back turnover and use, thereby reduces cost.
Fig. 6 is the 3rd embodiment of the present utility model.
In the present embodiment, latch 36 is made into ring-type, and the lower end is cast in the concrete and its formation one.On the base plate 371 of girt slide opening 372 is arranged.During installation, latch 36 packs in the slide opening 372, thereby realizes being connected of girt 37 and latch 36.
Fig. 9 is the 4th embodiment of the present utility model.
In the present embodiment, diagonal member (or drag-line) 40 is articulated and connected with truss 35, and horizontal brace leg 41 is fixedlyed connected with truss 35.Scaffold unit is fixedly the time, and diagonal member 40 is articulated and connected by bearing pin 39 with being connected arm-tie 38, and the connecting hole that connects on the arm-tie 38 packs on the latch 36, and horizontal brace leg 41 withstands on the side bar outside of building.Because diagonal member 40 can relatively rotate around truss 35, therefore, even deviation appears in the position of latch 36, also can install smoothly.Be made into adjustable drawbar, drag-line, better effects if as diagonal member (or drag-line) 40.
Figure 11 is the 5th embodiment of the present utility model.
In the present embodiment, fixed supporting leg 34 is articulated and connected with truss 35, and is provided with positioner.Its positioning action is achieved in that under the deadweight effect, the groove on the truss 35 is inserted in the fin on the fixed supporting leg 34, thereby realizes the location, prevents that fixed supporting leg 34 from rotating when scaffold unit fixedly the time; When scaffold unit is in the lifting state, the groove 342 on the 343 disengaging truss 35 of the fin on the fixed supporting leg 34 under the deadweight effect, thus fixed supporting leg 34 can horizontally rotate around truss 35 works, to avoid the eaves board on the building.Whole simple structure, easy to use.
Figure 15 is the 6th embodiment of the present utility model.
In the present embodiment, fixed supporting leg 34 and truss 35 are set up formation by steel pipe, fastener.Reduced cost.
Figure 16-Figure 17 is a kind of form of fixed supporting leg of the present utility model.
As shown in the figure; Fixed supporting leg 34 has box-girder 344, telescopic arm 345, and telescopic arm 345 packs into box-girder 344, and is connected with box-girder 344 by alignment pin 346.When scaffold unit promotes, extract alignment pin 346, but in the telescopic arm 345 indentation box-girders 344; After lifting puts in place, pull out telescopic arm 345 and fixing with alignment pin 346.Simple in structure, reliable.
Claims (8)
1. a protection rack special for building main body construction is to seal the scaffold that covers around one week of building (11) outline and to it, is divided into a plurality of unit along its length, and each unit uses tower crane to promote separately; Each unit comprises support body (31), truss (35), support body (31) is single, set up by steel pipe, fastener and to form, the envelopes such as safety net is arranged of mating formation are covered material, upward be connected with truss (35) at support body (31) by building one side, it is characterized in that: described truss (35) is provided with fixed supporting leg (34) and girt (37), fixed supporting leg (34) is bearing on the building (11), and being provided with the stopping means that prevents that it from moving freely to building (11), girt (37) flexibly connects with the latch (36) that is located on building (11) floor face.
2. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described fixed supporting leg (34) is made of diagonal member (40) and horizontal brace leg (41).
3. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described fixed supporting leg (34) is articulated and connected with truss (35) and is provided with positioner (342,343).
4. protection rack special for building main body construction as claimed in claim 1 is characterized in that: nuzzle in the concrete of building (11) in described latch (36) lower end.
5. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described latch (36) lower end is injected and is located in advance in the hole of building (11).
6. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described latch (36) can be a ring-type.
7. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described truss (35) can be set up by steel pipe, fastener and form.
8. protection rack special for building main body construction as claimed in claim 1 is characterized in that: described fixed supporting leg (34) is telescopic structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520009980 CN2832994Y (en) | 2005-09-20 | 2005-09-20 | Dedicated protection frame for construction of main structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520009980 CN2832994Y (en) | 2005-09-20 | 2005-09-20 | Dedicated protection frame for construction of main structure |
Publications (1)
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CN2832994Y true CN2832994Y (en) | 2006-11-01 |
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ID=37197307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200520009980 Expired - Fee Related CN2832994Y (en) | 2005-09-20 | 2005-09-20 | Dedicated protection frame for construction of main structure |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102108784A (en) * | 2011-03-18 | 2011-06-29 | 北城致远集团有限公司 | Special attached lifting scaffold |
CN102182324A (en) * | 2011-04-02 | 2011-09-14 | 中天建设集团有限公司第五建设公司 | Anti-falling safety net |
CN102704665A (en) * | 2012-06-07 | 2012-10-03 | 中国建筑第八工程局有限公司 | Foldable horizontal protector between external climbing frame and building and foldable horizontal protection method |
CN102900238A (en) * | 2012-07-25 | 2013-01-30 | 中国建筑一局(集团)有限公司 | Reusable anti-climbing device for bottom layer of tower crane on construction site |
-
2005
- 2005-09-20 CN CN 200520009980 patent/CN2832994Y/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102108784A (en) * | 2011-03-18 | 2011-06-29 | 北城致远集团有限公司 | Special attached lifting scaffold |
CN102108784B (en) * | 2011-03-18 | 2012-05-30 | 北城致远集团有限公司 | Special attached lifting scaffold |
CN102182324A (en) * | 2011-04-02 | 2011-09-14 | 中天建设集团有限公司第五建设公司 | Anti-falling safety net |
CN102704665A (en) * | 2012-06-07 | 2012-10-03 | 中国建筑第八工程局有限公司 | Foldable horizontal protector between external climbing frame and building and foldable horizontal protection method |
CN102900238A (en) * | 2012-07-25 | 2013-01-30 | 中国建筑一局(集团)有限公司 | Reusable anti-climbing device for bottom layer of tower crane on construction site |
CN102900238B (en) * | 2012-07-25 | 2014-11-26 | 中国建筑一局(集团)有限公司 | Reusable tower crane bottom anti-climbing device for building construction site and construction method thereof |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |