CN212249076U - Large-scale space bending steel pipe truss aerial work operation platform - Google Patents
Large-scale space bending steel pipe truss aerial work operation platform Download PDFInfo
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- CN212249076U CN212249076U CN202021122168.7U CN202021122168U CN212249076U CN 212249076 U CN212249076 U CN 212249076U CN 202021122168 U CN202021122168 U CN 202021122168U CN 212249076 U CN212249076 U CN 212249076U
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Abstract
The utility model discloses a crooked shape steel pipe truss high altitude construction operation platform in extensive space, including "concave" font platform frame, "concave" font platform frame passes steel pipe truss free end through middle notch and fixes on the steel pipe truss, "concave" font platform frame top surface is equipped with safety barrier all around, and the operation face is gone up in scaffold board formation is laid at the top of concave "font platform frame. The utility model discloses a crooked shape steel pipe truss high altitude construction operation platform in extensive space has and does not influence other construction process on ground, and the ann tears the convenience open, and is with low costs, construction safety, efficient advantage.
Description
Technical Field
The utility model relates to a pipe truss steel construction technology, especially a crooked steel pipe truss aerial working operation platform in extensive space.
Background
Along with the continuous development of design forms and construction processes of pipe truss steel structures in recent years, domestic pipe truss steel structure buildings are larger and larger, joint forms are more and more changeable, and structures are more and more complex; the large-scale, space-type and bent steel pipe truss multi-joint butt joint and assembly are difficult to construct. The large-scale space bent steel pipe truss multi-joint aligning and assembling relates to crane occupation, operation platform placing, assembling jig setting and cross operation are various, the requirement for accurate aligning and assembling of a large number of joints cannot be met only by a traditional method, therefore, the crane can preliminarily lift and place in the air, a proper operation platform is required to be selected as an acting point, and space type multi-joint aligning and assembling implementation can be met manually by means of multi-point matching, adjusting and fixing of the plurality of operation platforms.
Among the prior art, steel pipe truss structure polylinker is to mouthful, the operation platform of spelling mainly includes: erecting an operation platform at a corresponding position by adopting a floor type scaffold pipe according to the height and the position of the interface, and fully paving a scaffold board at the upper part to serve as a working surface; or, a steel structure angle steel welding floor type support is adopted, and a pattern steel plate is laid on the top of the steel structure angle steel welding floor type support to serve as an operation platform. The above-mentioned operation platform has limitations: 1) the requirement on the ground bearing capacity is high, and other normal construction procedures of the ground are influenced; 2) the whole operation platform is high in erection height, more in-air operations are performed, and potential safety hazards are large; 3) the mounting and dismounting process is complicated, and the construction efficiency is low; 4) the material consumption is large, and the construction cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a crooked shape steel pipe truss high altitude construction operation platform in extensive space does not influence other construction processes in ground, and the ann tears the convenience open, and is with low costs, and construction safety, efficient.
In order to achieve the above purpose, the utility model discloses an operation platform realizes through following technical scheme:
the large-scale space bending steel pipe truss aerial work operating platform comprises a concave-shaped platform frame, wherein the concave-shaped platform frame penetrates through the free end of a steel pipe truss through a middle notch and is fixed on the steel pipe truss, safety guardrails are arranged around the top surface of the concave-shaped platform frame, and a scaffold board is laid on the top of the concave-shaped platform frame to form an upper operating surface.
The utility model adopts the above technical scheme's operation platform, compared with the prior art, beneficial effect is:
(1) the utility model passes the concave platform frame through the middle notch to the free end of the steel pipe truss and fixes the concave platform frame on the steel pipe truss, thereby being not influenced by the ground, occupying no ground space and not influencing other construction procedures on the ground; (2) the concave platform frame naturally avoids the connected steel pipe truss through the notch, and is convenient to hang to the ground when being dismantled; (3) the whole operating platform is convenient to mount and dismount and can be used in a turnover manner; 4) the whole operation platform is small in size in the height direction, firm, reliable, small in material consumption and low in cost.
Furthermore, the safety barrier comprises a three-side rail and a socket type protective guard, the three-side rail is arranged along the periphery of the upper surface of the concave-shaped platform frame, the three-side rail is formed by connecting a plurality of transverse scaffold tubes and vertical scaffold tubes in a crossed manner through fasteners, the socket type protective guard is arranged on the opening side of the concave-shaped platform frame, the socket type protective guard comprises two-end vertical scaffold tubes and transverse scaffold tubes fixed between the two-end vertical scaffold tubes, a plurality of vertical reinforcing steel bars are welded on the upper surface of the concave-shaped platform frame at intervals, and each vertical scaffold tube of the three-side rail and the two-end vertical scaffold tubes of the socket type protective guard are respectively sleeved on the vertical reinforcing steel bars.
Furthermore, a horizontal cross beam is fixedly bound at the bottom of the concave-shaped platform frame and fixedly connected with a steel pipe truss tie rod below the concave-shaped platform frame in a binding manner.
Furthermore, the horizontal cross beam arranged at the bottom of the concave platform frame is 2 pieces of square steel.
Furthermore, scaffold boards are laid on the steel pipe truss tie rods below the concave-shaped platform frame to form a lower operation surface.
Furthermore, the concave platform frame is formed by assembling and welding three cuboid trusses.
Drawings
Fig. 1 is the embodiment of the utility model provides an in large-scale space bending shape steel pipe truss aerial working operation platform's schematic structure diagram.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention in which the horizontal beam is fixed on the steel pipe truss tie bar.
Fig. 3 is a schematic view of the structure of the lower operation surface of the frame bottom of the platform shaped like a Chinese character 'ao' in the embodiment of the present invention.
Fig. 4 is a schematic view of a frame structure of a platform shaped like a Chinese character 'ao' in an embodiment of the present invention.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 4, the large-scale space bending steel pipe truss aerial work operating platform comprises a concave platform frame 1, wherein the concave platform frame 1 penetrates through the free end of the steel pipe truss through a middle notch and is fixed on the steel pipe truss, safety guardrails 2 are arranged on the periphery of the top surface of the concave platform frame 1, and a scaffold plate is laid on the top of the concave platform frame 1 to form an upper operating surface 3.
The safety barrier 2 is composed of a three-side rail 21 and a socket type protective guard 22, the three-side rail 21 is arranged along the outer periphery of the upper surface of the concave-shaped platform frame 1, the three-side rail 21 is formed by connecting a plurality of transverse scaffold tubes and vertical scaffold tubes in a crossed manner through fasteners, the socket type protective guard 22 is arranged on the opening side of the concave-shaped platform frame, the socket type protective guard 22 is composed of vertical scaffold tubes at two ends and transverse scaffold tubes fixed between the vertical scaffold tubes at two ends, a plurality of vertical reinforcing steel bars are welded on the upper surface of the concave-shaped platform frame 1 at intervals, and each vertical scaffold tube of the three-side rail 21 and the vertical scaffold tubes at two ends of the socket type protective guard 22 are respectively sleeved on the vertical reinforcing steel bars.
Specifically, "concave" font platform frame 1's upper surface interval 600mm welding length is 300mm, the diameter is the vertical reinforcing bar of 32mm, with high 1200 mm's vertical scaffold pipe box as safety barrier 2's fulcrum on vertical reinforcing bar, prevents to slide and drops, reinforcing safety barrier 2's stability. The upper surface interval of "concave" font platform frame 1 along vertical scaffold pipe distance respectively sets up horizontal scaffold pipe 180mm, 600mm, 1100mm, and horizontal scaffold pipe and vertical scaffold pipe cross position pass through right angle fastener and connect. Of course, the safety barrier 2 can be provided with other sizes according to actual needs.
And a horizontal cross beam 4 is fixedly bound at the bottom of the concave platform frame 1, and the horizontal cross beam 4 is fixedly bound with a steel pipe truss tie rod below the concave platform frame. The horizontal beam 4 arranged at the bottom of the concave platform frame 1 is 2 pieces of square steel.
And a scaffold board is laid on the steel pipe truss tie bar below the concave platform frame 1 to form a lower operating surface 5. In order to enhance the stability of the operation platform, the scaffold boards laid on the upper operation surface 3 and the lower operation surface 5 are bound and fixed with the platform frame shaped like a Chinese character 'ao'.
As shown in fig. 4, "concave" font platform frame 1 is formed by three cuboid truss assembly welding, and the cuboid truss is formed by channel-section steel cross welding, including last chord member, lower chord member, pole setting and a plurality of vertical web members, the cuboid truss height is 1200mm, and length is 6000mm, and the width is 700mmmm, and length direction interval 500mm is followed to inside vertical web member to guarantee the overall stability of cuboid truss, the section height of cuboid truss can be according to the high suitable adjustment of steel pipe truss tie rod.
The utility model also provides an as above the construction method of the crooked shape steel pipe truss aerial working operation platform in extensive space, go on according to following step:
s1, channel steel is adopted to weld to form a cuboid truss, and then the three cuboid trusses are assembled and welded to form a concave platform frame 1.
S2, welding a plurality of vertical reinforcing steel bars on the upper surface of the concave platform frame 1 at intervals, sleeving the vertical scaffold tubes on the vertical reinforcing steel bars, reserving two vertical reinforcing steel bars close to the opening ends on two side edges of the concave platform frame, installing a plurality of transverse scaffold tubes between the adjacent vertical scaffold tubes, and connecting and fixing the vertical scaffold tubes and the transverse scaffold tubes by fasteners to form a three-side fence 21.
S3, arranging a horizontal cross beam 4 according to the position and the elevation of the steel pipe truss, binding and fixing the horizontal cross beam 4 on a steel pipe truss tie rod, suspending the concave platform frame 1 by using a crane, penetrating through a free end of the steel pipe truss from top to bottom through a middle notch, and then placing the horizontal cross beam 4 on the horizontal cross beam 4 and binding the horizontal cross beam 4 firmly.
S4, after the concave platform frame 1 is installed in place, two vertical scaffold pipes and a plurality of transverse scaffold pipes are installed between the two vertical scaffold pipes to manufacture a socket protective guard 22, the socket protective guard 22 is sleeved on a reserved vertical steel bar of the concave platform frame 1 and is bound and fixed with the adjacent three-side protective guard 21 to form the integrally-closed safety guard 2.
S5, paving a scaffold board on the top of the concave platform frame 1 to serve as an upper operation surface 3, and enabling constructors to stand on the upper operation surface 3 to conduct construction operation on pipe joints.
S6, after the construction operation is completed, the safety guardrail 2 is lifted by a crane and placed on the ground, then the scaffold boards are sequentially lifted, and the concave-shaped platform frame 1 and the horizontal cross beam 4 are bound and fixed in position to be pried.
S8, clamping the upper chord angle parts of the left and right symmetrical sides of the concave-shaped platform frame 1 through a crane hoisting ring, firstly translating and then hoisting to the ground, and completing the dismantling of the operation platform.
In the preferred embodiment of the present invention, step S5 further includes laying scaffold boards on the steel pipe truss tie bars under the platform frame 1 in the shape of a Chinese character 'ao', and the constructor performs construction work on the pipe joints standing on the lower working surface 5. The utility model discloses well constructor both can the optional station according to the coupling position height at last operating surface 3, also can the optional station operating surface 5 under carry out the construction operation, and the construction operation includes that the coupling is adjusted, welded fastening and welding seam are handled.
In step S6, the hoisting the safety barrier 2 to the ground using the crane specifically includes: now, the socket type guard rail 22 is lifted and placed on the ground, and then the three-sided fence 21 is vertically lifted, translated and lifted to the ground.
In the step S8, the crane hoisting rings clamp the upper chord angle parts of the left and right symmetrical sides of the concave platform frame 1, when the platform frame 1 is translated and hoisted, the centroid position of the concave platform frame 1 is in the middle, and the opening direction of the notch naturally drops downwards, so that the notch naturally avoids the connected steel pipe truss, and the concave platform frame 1 is smoothly hoisted to the ground.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The large-scale space bending steel pipe truss aerial work operating platform is characterized by comprising a concave platform frame, wherein the concave platform frame penetrates through the free end of a steel pipe truss through a middle notch and is fixed on the steel pipe truss, safety guardrails are arranged on the periphery of the top surface of the concave platform frame, and a scaffold board is laid on the top of the concave platform frame to form an upper operating surface.
2. The large-scale spatial curved steel pipe truss aerial work platform as claimed in claim 1, wherein the safety barrier is composed of a three-sided fence and a socket guard fence, the three-sided fence is arranged along the periphery of the upper surface of the platform frame in a shape like a Chinese character 'ao', the three-sided fence is formed by a plurality of transverse scaffold pipes and vertical scaffold pipes which are crossed and connected through fasteners, the socket guard fence is arranged at the opening side of the platform frame in a shape like a Chinese character 'ao', the socket guard fence is composed of vertical scaffold pipes at two ends and transverse scaffold pipes fixed between the vertical scaffold pipes at two ends, a plurality of vertical steel bars are welded on the upper surface of the platform frame in a shape like a Chinese character 'ao', and each vertical scaffold pipe of the three-sided fence and the vertical scaffold pipes at two ends of the socket guard fence are respectively.
3. The large-scale space curved steel pipe truss aerial work operating platform as claimed in claim 1, wherein horizontal cross beams are bound and fixed at the bottom of the concave platform frame and are bound and fixedly connected with steel pipe truss tie bars below the concave platform frame.
4. The large-scale space curved steel pipe truss aerial work operating platform as claimed in claim 3, wherein the horizontal cross beams arranged at the bottom of the platform frame shaped like a Chinese character 'ao' are 2 square steels.
5. The large-scale spatial curved steel pipe truss aerial work operating platform as claimed in claim 1, wherein scaffold boards are laid on the steel pipe truss tie bars below the concave platform frame to form a lower operating surface.
6. The large-scale space curved steel pipe truss aerial work operating platform as claimed in claim 1, wherein the concave platform frame is formed by assembling and welding three rectangular parallelepiped trusses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021122168.7U CN212249076U (en) | 2020-06-17 | 2020-06-17 | Large-scale space bending steel pipe truss aerial work operation platform |
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| CN202021122168.7U CN212249076U (en) | 2020-06-17 | 2020-06-17 | Large-scale space bending steel pipe truss aerial work operation platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593871A (en) * | 2020-06-17 | 2020-08-28 | 中国二十二冶集团有限公司 | Large-scale spatial bending steel pipe truss aerial work operation platform and construction method |
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2020
- 2020-06-17 CN CN202021122168.7U patent/CN212249076U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593871A (en) * | 2020-06-17 | 2020-08-28 | 中国二十二冶集团有限公司 | Large-scale spatial bending steel pipe truss aerial work operation platform and construction method |
| CN111593871B (en) * | 2020-06-17 | 2024-05-10 | 中国二十二冶集团有限公司 | Large-scale space bending steel pipe truss overhead operation platform and construction method |
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