CN217076780U - Utilize domatic protection construction work platform that tower crane standard festival climbed - Google Patents
Utilize domatic protection construction work platform that tower crane standard festival climbed Download PDFInfo
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- CN217076780U CN217076780U CN202220908464.2U CN202220908464U CN217076780U CN 217076780 U CN217076780 U CN 217076780U CN 202220908464 U CN202220908464 U CN 202220908464U CN 217076780 U CN217076780 U CN 217076780U
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Abstract
The utility model discloses an utilize domatic protection construction work platform that tower crane standard festival climbed, its characterized in that: the lifting device comprises two standard joint groups, two groups of cross beams, cross beam supporting pieces and a lifting driving assembly; the two standard joint groups are respectively arranged on two tower crane foundations, and the beam bearing piece can be sleeved on the standard joint groups in a vertically lifting manner; the two groups of beams are respectively arranged on the beam bearing piece and bridged at two sides of the two standard knot groups, and the two groups of beams are connected through a beam connecting piece; the lifting driving components are respectively arranged on the two groups of standard joint groups and drive the two groups of beams to lift up and down relative to the standard joint groups; and the two groups of cross beams are provided with a working platform and a working platform protection piece. The utility model discloses a structure of standard festival group and crossbeam has reduced construction cost, improves the mechanical rate of utilization.
Description
Technical Field
The utility model relates to an utilize domatic protection construction work platform that tower crane standard festival climbed.
Background
Dangerous rock mountain bodies influencing railway traveling need to be renovated, as shown in fig. 1, a certain dangerous rock mountain body is steep limestone, a dangerous rock zone is 255m long, the gradient is 80-90 degrees, and the dangerous rock distribution elevation is 536-600 m. As shown in fig. 2, the whole dangerous rock zone in the area I is reinforced by an active protective net to prevent the falling of single dangerous rocks; and (3) adopting a pad pier type pressure grouting anchor rod or a prestressed anchor cable to anchor and reinforce the dangerous rock body or the dangerous rock body area with larger volume.
The existing technology of constructing a pad pier type pressure grouting anchor rod or a prestressed anchor cable is to build a steel pipe support depending on a mountain, lay a bamboo springboard on the steel pipe support as a construction operation platform, and then place a pneumatic rock drilling machine on the platform to drill holes.
For the project shown in fig. 1, the mountain anchor rods are distributed at a height of 0-45m, the working height is large, the weight of the pneumatic rock drilling machine is about 300-400 kg, the bearing capacity of a platform erected by adopting a support is weak, the construction safety cannot be guaranteed, and the construction risk is extremely high. In order to ensure the rigidity, stability and bearing capacity of the support, the support needs to be erected in enough rows, so that a large space is occupied, the construction amount of the support erection is large, and the construction cost is extremely high. And limited by the construction site, no enough space is provided for setting up the bracket at the root of the mountain.
Moreover, the mountain is not completely vertical and has a certain gradient, and the distance between the mountain and the mountain is larger and larger along with the rising of the support, so that the requirement of a construction platform cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an utilize domatic protection construction work platform that tower crane standard festival climbed.
The utility model provides a technical scheme that its technical problem adopted is:
a slope protection construction work platform climbing by using a tower crane standard knot comprises two standard knot groups, two groups of cross beams, a cross beam supporting piece and a lifting driving assembly; the two standard joint groups are respectively arranged on two tower crane foundations, and the beam bearing piece can be tightly sleeved on the standard joint groups in an up-and-down lifting manner; two groups of beams are respectively arranged on the beam bearing piece and bridged at two sides of the two standard knot groups, two tail ends of the beams are respectively positioned at the outer sides of the two standard knot groups, the two groups of beams are connected through a beam connecting piece, and the same tail ends of at least two groups of beams are connected through the beam connecting piece; the lifting driving components are respectively arranged at the tops of the two groups of standard joint groups and drive the two groups of cross beams to lift up and down relative to the standard joint groups; and the two groups of cross beams are provided with a working platform and a working platform protection piece.
In another preferred embodiment, the cross beam bearing piece comprises four bearing units positioned at four corners of the standard knot group, and two adjacent bearing units are connected in a tensioning mode through fasteners.
In another preferred embodiment, the fastener is threaded steel.
In another preferred embodiment, the support units include inner angles, an upper receiving platform, and a lower fastener connecting portion, the inner sides of the inner angles closely contact the corners of the standard section, the cross beams contact the receiving platform and are in locking connection with the receiving platform, and the fasteners are fastened to the fastener connecting portions of the two support units.
In another preferred embodiment, each set of beams comprises a plurality of beret beams, and the height of the beam connector is matched with the height of the beret beams.
In another preferred embodiment, the cross beam connector is provided with an inclined reinforcing rod.
In another preferred embodiment, the work platform comprises distribution beams laid on the two sets of beams and wooden boards laid on the distribution beams.
In another preferred embodiment, the work platform guard comprises a guard rail or a guard net or a guard rail and a guard net on the cross beam on both sides of two standard knot groups.
In another preferred embodiment, the lifting drive assembly includes a hoist and a pulley block.
In another preferred embodiment, the standard knot group is connected with the mountain slope surface by adhesion.
The beneficial effects of the utility model are that, owing to adopted tower crane standard festival and crossbeam and the operation platform that goes up and down on the standard festival for under narrow and small site conditions, can safe and reliable's construction massif pad mound formula pressure slip casting stock or prestressed anchorage cable, thereby consolidate the massif, simultaneously, when the massif has a certain slope, along with the rising of platform, still can satisfy the construction requirement. The utility model discloses a structure of standard festival group and crossbeam has reduced construction cost, improves the mechanical rate of utilization.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the utility model discloses an utilize domatic protection construction work platform that tower crane standard festival climbed is not limited to the embodiment.
Drawings
FIG. 1 is an elevation view of remediating a critical rocky mountain area.
Fig. 2 is a sectional view of a section of dangerous rock mass renovation.
Fig. 3 is a front view of the slope protection construction platform using the tower crane standard knot to climb according to a preferred embodiment of the present invention.
Fig. 4 is a partial top view of a preferred embodiment of the present invention.
Fig. 5 is a schematic structural view of the dangerous rock mountain shown in fig. 2 according to a preferred embodiment of the present invention.
Fig. 6 is a bottom view of the cross beam support of a preferred embodiment of the present invention.
Fig. 7 is a schematic structural view of a portion on the right side in fig. 4.
Fig. 8 is a schematic structural view of a U-shaped fastener according to a preferred embodiment of the present invention.
Figure 9 is a side view of the racking unit of figure 6.
Figure 10 is a top view of the racking unit of figure 6.
Fig. 11 is a schematic structural view of a beret beam according to a preferred embodiment of the present invention.
Fig. 12 is a schematic structural view of a cross beam connector according to a preferred embodiment of the present invention.
Fig. 13 is a schematic structural view of a lift driving assembly according to a preferred embodiment of the present invention.
Detailed Description
Referring to fig. 3 to 12, the present invention provides a slope protection construction platform for climbing by using a tower crane standard section, which comprises two standard section groups 1, two sets of beams 2, a beam support 3 and a lifting drive assembly 4.
As shown in fig. 3 and 4, two standard joint groups 1 are respectively installed on two tower crane foundations 5, and the beam support member 3 can be vertically lifted and tightly sleeved on the standard joint groups 1; two groups of beams 2 are respectively installed on the beam supporting piece 3 and bridged at two sides of the two standard knot groups 1, each group of beams 2 comprises a plurality of Bailey beams 21, the Bailey beams 21 at the two sides are connected through a beam connecting piece 6, two tail ends of the Bailey beam 21 at the outermost side are respectively positioned at the outer sides of the two standard knot groups 1, and the tail ends are also connected through the beam connecting piece 4. The lifting driving components 4 are respectively arranged at the tops of the two groups of standard joint groups 1 and drive the two groups of cross beams 2 to lift up and down relative to the standard joint groups 1; on both sets of cross beams 2 a work platform is arranged comprising distribution beams 71 laid on both sets of cross beams and planks 72 laid on the distribution beams 71. The platform guard comprises guard rails 81 and guard nets 82 on the cross beam 2 on both sides of the two standard node groups 1. As shown in fig. 5, in order to improve the stability of the working platform, an attachment 9 is connected between the standard knot group 1 and the mountain slope.
In this embodiment, as shown in fig. 6, 7, 9 and 10, the beam support 3 includes four support units 30 located at four corners of the standard joint 1, the support units 30 include inner side angles 31, an upper receiving platform 32 and a lower fastener connecting portion 33, inner side surfaces of the inner side angles 31 tightly abut against the corners of the standard joint, the beret beam 2 abuts against the receiving platform 32 and is locked and connected with the receiving platform 32 through U-shaped clips 34 as shown in fig. 8, through holes 321 of the U-shaped clips 34 are provided on the receiving platform 32, and threaded steels 35 (fasteners) are fastened and connected to the fastener connecting portions 33 of two adjacent support units.
As shown in fig. 11 and 12, the height of the cross beam connector 6 is adapted to the height of the beret beam 2, and the cross beam connector 6 is provided with an inclined reinforcing bar 61.
As shown in fig. 13, the lifting driving assembly 4 includes a winch 41 and a pulley block 42, and two movable pulleys under the pulley block 42 are hung on the bailey beam.
In summary, the construction work platform of the embodiment adopts the standard knot 1 of the tower crane as an upright post, the Bailey beam 2 as a cross beam, the Bailey beam 2 is arranged on the cross beam supporting piece 3 connected with the upright post, then the Bailey beam is paved with 16I-steel @750mm distribution beams 71 and 50mm thick wood plates 72, and finally the platform is climbed through the winch 41 arranged at the top.
Specifically, when the tower crane is built, a tower crane foundation is poured on a hillside, the foundation is fixed by adopting a pre-buried bolt type, and the C30 integral reinforced concrete structure is 3.0m multiplied by 1.15m in size. And then, a tower crane standard knot is installed, and a beam bearing piece is installed on the standard knot and is formed by welding angle steel and steel plates. And tensioning and fastening the finish-rolled deformed steel bar 35 with phi 28 on a tower crane standard knot. Then, a Bailey beam cross beam 2 is arranged on the beam, and the cross beam 2 and the supporting piece 3 are firmly connected by adopting a U-shaped clamping piece 34. The two bailey beams 2 are connected by a beam connector 6.
Then 16I-beams @750mm distribution beams 71 are installed and laid on the Bailey beams 2, the Bailey beams are firmly connected through the clamping pieces 34, 4000 x 300 x 50mm wood boards 72 are fully laid on the Bailey beams, steel pipe guard rails 81 are welded on the I-beams, and dense mesh safety nets 82 are installed on the guard rails 81.
After the construction of the anchor rod (anchor cable) of the platform at a certain height is finished, the platform is climbed by using a winch and a pulley block at the top of the standard section of the tower crane. Before climbing, the winch 41 is used for exerting force, then the finish rolling deformed steel bar 34 is loosened, and the winch 41 is started, so that the platform can climb under the driving of the winch 41 and the pulley block 42.
The utility model uses the tension beam bearing piece 3 to make the bearing piece and the tower crane standard section generate pressure, and transfers the load of the platform to the tower crane standard section by means of the friction force between the two, and then the tower crane standard section transfers the load to the foundation; the climbing of the platform is completed through the winches and the pulley blocks arranged at the tops of the tower crane standard sections, and the two winches work synchronously in the climbing process, so that the cross beam is lifted synchronously; guard bars are arranged on two sides of the platform to totally enclose the platform, so that the safety of operators in the construction process is ensured; as shown in FIG. 6, the tower crane standard knot is attached to the mountain after reaching a certain height, so that the stability of the platform is ensured.
Therefore, compared with the prior art, the utility model, have following main advantage:
1. the construction operation platform can be erected at a higher height, and particularly has obvious advantages when the erected height is larger. And the bearing capacity, the rigidity and the stability are high, and the construction operation capacity with a certain height can be safely and reliably met.
2. The construction operation platform is small in occupied area and only in the position of a tower crane foundation when in contact with the ground. Can meet the construction requirement of no smooth operation space on the semi-mountainous waist.
3. The length of the platform is 8.5m, and the width can be properly widened in a cantilever mode according to requirements, so that the operation distance between the platform and the side slope is met.
4. This platform is through laying the beiLei roof beam on the supporting piece of being connected with the stand, and the supporting piece links together through finish rolling screw-thread steel and tower crane mark festival again, need not the welding mode, and is harmless to the tower crane mark festival, reduces construction cost.
5. This platform climbs and utilizes electronic hoist system to climb, has improved mechanical utilization, has reduced the cost of labor for the construction progress.
The above-mentioned embodiment only is used for further explaining the utility model discloses an utilize domatic protection construction work platform that tower crane standard festival climbed, nevertheless the utility model discloses not confine the embodiment to, all be according to the utility model discloses a technical entity all falls into to any simple modification, the equivalent change and the decoration of making above embodiment the utility model discloses in technical scheme's the protection scope.
Claims (10)
1. The utility model provides an utilize domatic protection construction work platform that tower crane standard festival climbed which characterized in that: the lifting device comprises two standard joint groups, two groups of cross beams, cross beam supporting pieces and a lifting driving assembly; the two standard joint groups are respectively arranged on two tower crane foundations, and the beam bearing piece can be sleeved on the standard joint groups in a vertically lifting manner; the two groups of beams are respectively arranged on the beam bearing piece and bridged at two sides of the two standard knot groups, and the two groups of beams are connected through a beam connecting piece; the lifting driving components are respectively arranged on the two groups of standard joint groups and drive the two groups of beams to lift up and down relative to the standard joint groups; and the two groups of cross beams are provided with a working platform and a working platform protection piece.
2. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: the beam bearing piece comprises four bearing units located at four corners of the standard section group, and two adjacent bearing units are connected in a tensioning mode through fasteners.
3. The slope protection construction work platform climbing by using the standard knot of the tower crane according to claim 1, characterized in that: two tail ends of the cross beams are respectively positioned at the outer sides of the two standard knot groups, and the same tail ends of at least two groups of cross beams are connected through a cross beam connecting piece.
4. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 2, characterized in that: the bearing unit includes inboard angle steel, is located the bearing platform on upper portion and is located the fastener connecting portion of lower part, and the medial surface of inboard angle steel closely pastes and leans on the angle of standard festival, and the crossbeam leaned on connects on the bearing platform and with the bearing platform locking connection, and fastener fastening connection is on the fastener connecting portion of two bearing units.
5. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: each set of beams comprises a plurality of beret beams.
6. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 5, characterized in that: the beam connecting piece is provided with an inclined reinforcing rod.
7. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: the working platform comprises distribution beams laid on the two groups of cross beams and wood boards laid on the distribution beams.
8. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: the working platform protection part comprises a protection railing or a protection net or a protection railing and a protection net which are positioned on the two sides of the two standard knot groups on the cross beam.
9. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: the lifting driving assembly is respectively arranged at the tops of the two groups of standard knots, and comprises a winch and a pulley block.
10. The slope protection construction work platform climbing by using the tower crane standard knot as claimed in claim 1, characterized in that: and the standard knot group is connected with the mountain slope surface in an attached manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908464.2U CN217076780U (en) | 2022-04-19 | 2022-04-19 | Utilize domatic protection construction work platform that tower crane standard festival climbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908464.2U CN217076780U (en) | 2022-04-19 | 2022-04-19 | Utilize domatic protection construction work platform that tower crane standard festival climbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217076780U true CN217076780U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220908464.2U Active CN217076780U (en) | 2022-04-19 | 2022-04-19 | Utilize domatic protection construction work platform that tower crane standard festival climbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217076780U (en) |
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2022
- 2022-04-19 CN CN202220908464.2U patent/CN217076780U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 510000 third floor, Changxing building, No. 3, Xingye Avenue, lirendong village, Nancun Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: China Railway Wuhan Electrification Bureau Group Co.,Ltd. urban construction branch Address before: Third floor, Changxing building, No. 3, Xingye Avenue, lirendong village, Nancun Town, Panyu District, Xiamen City, Fujian Province Patentee before: China Railway Wuhan Electrification Bureau Group Co.,Ltd. urban construction branch |
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| CP02 | Change in the address of a patent holder |