CN212535128U - Construction system for building large flagpole on truss ceiling - Google Patents
Construction system for building large flagpole on truss ceiling Download PDFInfo
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- CN212535128U CN212535128U CN202021072487.1U CN202021072487U CN212535128U CN 212535128 U CN212535128 U CN 212535128U CN 202021072487 U CN202021072487 U CN 202021072487U CN 212535128 U CN212535128 U CN 212535128U
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- steel pipe
- truss ceiling
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Abstract
The utility model relates to the technical field of building construction, in particular to a construction system for building a large flagpole on a truss ceiling, which comprises a drop-proof platform laid on the truss ceiling, a tripod anchored on the drop-proof platform, a hand-operated block hung on the tripod and a flagpole base fixedly connected with the truss ceiling after penetrating through the drop-proof platform; the flagpole base is arranged below the tripod. In the utility model, a safe construction platform is provided for workers by laying the anti-falling platform with the guardrail; a simple hoisting system supported by a tripod is arranged on the anti-falling platform, so that a large flagpole can be hoisted conveniently; the whole system does not need to be assembled at a high place, can be integrally hoisted in place by a tower crane after being assembled on the ground, and workers only need to weld the flagpole base on the truss ceiling and then hoist the flagpole without carrying out complex aerial work.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a build construction system of large-scale flagpole on truss ceiling.
Background
In many scenes, flagpoles need to be built, but most of the flagpoles are still arranged on the ground. The simple flagpole is characterized in that the bottom of the flagpole is directly built on a concrete base or inserted into soil; if the flagpole needs to be stabilized, a flagpole base with a flange is pre-buried on a concrete foundation, and then the flagpole with a flange plate at the bottom end is fixed on the flagpole base through bolts.
Sometimes, flagpoles are also required to be built on a high platform, such as on a roof. The roof is a stable high-rise platform, and the flagpole can be installed by adopting the embedded flagpole base as on the ground.
However, some single buildings with ultra-large span are limited by the performance of the materials in the current buildings, and only truss structures can be selected, and a very well-known example is a bird nest. In addition, the large-scale gate head of the customs port also belongs to the situation, such as the customs gate head of the violin port, and the truss ceiling such as the gate head has the requirement of raising national flags to show national boundaries. However, the flagpole is difficult to build on the truss ceiling, and firstly, the top of the truss ceiling is only a layer of aluminum skin supported by the truss, which is not enough for supporting workers to stand on the truss ceiling for construction; secondly, when the truss is constructed, the flagpole cannot be hoisted by means of a tower crane due to the precision problem, and is built by manpower of workers, so that the size is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a build construction system of large-scale flagpole on truss ceiling.
The technical problem to be solved is that: the flagpole is very difficult to build on the truss ceiling, and a large flagpole is difficult to build due to the lack of a stable construction platform and hoisting equipment.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a construction system for building a large flagpole on a truss ceiling comprises a drop-proof platform laid on the truss ceiling, a tripod anchored on the drop-proof platform, a manual hoist hung on the tripod, and a flagpole base fixedly connected with the truss ceiling after penetrating through the drop-proof platform;
the flagpole base is arranged below the tripod, and the center of the top of the flagpole base deviates from the downward projection arrangement of the manual hoist.
Further, the flagpole base is a tetrapod, a flange plate is horizontally arranged at the top of the tetrapod and fixedly connected with the tetrapod.
Further, the four-leg frame comprises a core steel pipe which is vertically arranged and four steel pipe support legs which are arranged along the circumferential direction of the core steel pipe, the upper end of each steel pipe support leg is connected with the side surface of the core steel pipe in a welding mode, and the lower end of each steel pipe support leg is connected with a steel pipe of the truss ceiling in a welding mode; the flange plate is arranged at the upper end of the core steel pipe and is connected with the core steel pipe in a welding mode.
Furthermore, the anti-falling platform is a steel fence sheet, and a wood board is laid on the steel fence sheet.
Furthermore, three feet of the tripod are respectively connected with the steel basketry sheets in a welding mode.
Furthermore, the anti-falling platform comprises a flagpole platform for erecting a tripod and a walkway for workers to walk onto the flagpole platform from the edge of the truss ceiling, one end of the walkway is connected with the flagpole platform, the other end of the walkway is flush with the edge of the truss ceiling, a ladder stand is arranged at the end of the walkway flush with the edge of the truss ceiling, and the ladder stand extends downwards from the anti-falling platform to a base plane for erecting the ladder stand; two feet of the tripod are arranged on two sides of the flagpole base, and the third foot is far away from the walkway.
Furthermore, guardrails are respectively arranged on the edges of the two sides of the walkway and the edge of the flagpole platform.
The utility model relates to a build construction system of large-scale flagpole on truss ceiling compares with prior art, has following beneficial effect:
in the utility model, a safe construction platform is provided for workers by laying the anti-falling platform with the guardrail; a manual hoisting system supported by a tripod is arranged on the anti-falling platform, so that a large flagpole can be hoisted conveniently; the whole system does not need to be assembled at a high place, can be integrally hoisted in place by a tower crane after being assembled on the ground, and workers only need to weld the flagpole base on the truss ceiling and then hoist the flagpole without carrying out complex aerial work.
Drawings
Fig. 1 is a schematic structural diagram of a construction system for constructing a large flagpole on a truss ceiling according to the present invention;
FIG. 2 is a schematic structural view of a flagpole base;
fig. 3 is a schematic structural view of the construction system for building a large flagpole on a truss ceiling in a use state;
the method comprises the following steps of 1-flagpole base, 11-flange plate, 12-core steel pipe, 13-steel pipe support legs, 2-tripod, 3-manual hoist, 31-lifting rope, 41-flagpole platform, 42-walkway, 43-guardrail, 5-ladder stand and 6-truss ceiling.
Detailed Description
As shown in fig. 1, a construction system for building a large flagpole on a truss ceiling comprises a drop-proof platform laid on the truss ceiling 6, a tripod 2 anchored on the drop-proof platform, a hand-operated block 3 hung on the tripod 2, and a flagpole base 1 fixedly connected with the truss ceiling 6 after penetrating through the drop-proof platform;
note that an electric hoist is not selected, not only because no power supply is provided on the truss ceiling 6, but also because the construction system needs to be hoisted by a tower crane, the electric hoist is heavy, and one end of the electric hoist is easy to sink in the hoisting process and is difficult to hoist in place;
the flagpole base 1 is arranged below the tripod 2, and the center of the top of the flagpole base 1 deviates from the downward projection arrangement of the hand-operated block 3. During hoisting, the flagpole is firstly flatly placed on the anti-falling platform, the middle part of the flagpole is tied by the hoisting rope 31, and the flagpole is gradually erected, so that the flagpole is ensured not to be blocked by the hand hoist 3 and the tripod 2 after being erected.
The flagpole base 1 is a tetrapod, a flange plate 11 is horizontally arranged at the top of the tetrapod, and the flange plate 11 is fixedly connected with the tetrapod. The bottom of the flagpole is anchored on the flange plate 11 by bolts after the flagpole is erected.
As shown in fig. 2, the tetrapods comprise a core steel pipe 12 which is vertically arranged and four steel pipe support legs 13 which are circumferentially arranged along the core steel pipe 12, wherein the upper end of each steel pipe support leg 13 is welded with the side surface of the core steel pipe 12, and the lower end of each steel pipe support leg is welded with the steel pipe of the truss ceiling 6; the flange plate 11 is disposed on the upper end of the core steel pipe 12 and is welded to the core steel pipe 12. Therefore, the flagpole base 1 can be split into a plurality of parts, and workers can directly pull each part onto the anti-falling platform by using ropes.
The anti-falling platform is a steel fence sheet, and a wood board is laid on the steel fence sheet. The structure is lighter than a steel plate, has higher strength than a wood plate, and can prevent workers from breaking the anti-falling platform.
Three feet of the tripod 2 are respectively welded with the steel basketry sheets to play a role in stabilizing.
As shown in fig. 3, the anti-falling platform comprises a flagpole platform 41 for erecting the tripod 2 and a walkway 42 for workers to walk from the edge of the truss ceiling 6 to the flagpole platform 41, one end of the walkway 42 is connected with the flagpole platform 41, the other end is flush with the edge of the truss ceiling 6, the end of the walkway 42 flush with the edge of the truss ceiling 6 is provided with a ladder 5, and the ladder 5 extends downwards from the anti-falling platform to a base plane for erecting the ladder 5; the anti-fall platform is designed into such a shape so as to facilitate the lifting of the flagpole, and the longer walkway 42 can be used for placing the flagpole; two feet of the tripod 2 are arranged on two sides of the flagpole base 1, and the third foot is arranged far away from the walkway 42, so that the flagpole cannot be blocked by the tripod 2 after being erected from the walkway 42.
The ladder stand 5 can be a metal ladder with a protective cage or a rope ladder, but the safety rope binding of workers is required when the rope ladder is used.
The utility model relates to a build construction system of large-scale flagpole on truss ceiling, its use includes following step:
firstly, hoisting an anti-falling platform with a tripod 2 and a ladder stand 5 onto a truss ceiling 6, and then climbing workers onto the anti-falling platform; if the aluminum plate is paved on the truss ceiling 6, the aluminum plate below the anti-falling platform can be cut off along the circumference of the anti-falling platform;
welding the flange plate 11 on the core steel pipe 12, and pulling the flagpole, the core steel pipe 12 with the flange plate 11 and the steel pipe support legs 13 to the anti-falling platform by using a slide rope;
step three, welding a vertical angle steel on the flagpole platform 41, and sleeving the core steel pipe 12 on the angle steel for temporary support;
step four, ensuring that the core steel pipe 12 is vertical, attaching the four steel pipe support legs 13 to the core steel pipe 12 and the truss horizontal support rod one by one according to the cutting penetration, and fixing by spot welding;
welding steel pipe support legs 13 and a core steel pipe 12, welding the steel pipe support legs 13 and a truss horizontal support rod, wherein the filling length of each welding line is not more than 5 cm, and welding is carried out by adopting a principle that rod pieces are alternately and alternately welded in multiple layers and multiple sections;
step six, mounting a manual hoist 3 on the top of a tripod 2, tying a lifting rope 31 of the manual hoist 3 in the middle of a flagpole, pulling the manual hoist 3 to erect the flagpole, aligning the bottom of the flagpole with a flange plate 11 when the flagpole reaches 80 ℃, then anchoring the bottom of the flagpole on the flange plate 11 by using bolts, adjusting the bolts to enable the flagpole to be completely vertical, and dismantling the tripod 2 if the tripod 2 affects the adjustment of the flagpole;
of course, it is also possible to weld the flag pole to the flange plate 11.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (7)
1. The utility model provides a build construction system of large-scale flagpole on truss ceiling which characterized in that: the anti-falling device comprises an anti-falling platform laid on a truss ceiling (6), a tripod (2) anchored on the anti-falling platform, a manual hoist (3) hung on the tripod (2), and a flagpole base (1) fixedly connected with the truss ceiling (6) after penetrating through the anti-falling platform;
the flagpole base (1) is arranged below the tripod (2), and the center of the top of the flagpole base (1) deviates from the downward projection of the hand-operated block (3).
2. The construction system for building the large flagpole on the truss ceiling according to claim 1, characterized in that: the flagpole base (1) is a tetrapod, a flange plate (11) is horizontally arranged at the top of the tetrapod, and the flange plate (11) is fixedly connected with the tetrapod.
3. The construction system for building the large flagpole on the truss ceiling as claimed in claim 2, wherein: the quadruped stand comprises a core steel pipe (12) which is vertically arranged and four steel pipe support legs (13) which are circumferentially arranged along the core steel pipe (12), the upper end of each steel pipe support leg (13) is welded with the side surface of the core steel pipe (12), and the lower end of each steel pipe support leg is welded with a steel pipe of the truss ceiling (6); the flange plate (11) is arranged at the upper end of the core steel pipe (12) and is connected with the core steel pipe (12) in a welding mode.
4. A construction system for constructing large flagpoles on a truss ceiling according to any one of claims 1 to 3, wherein: the anti-falling platform is a steel fence sheet, and a wood board is laid on the steel fence sheet.
5. The construction system for building the large flagpole on the truss ceiling as claimed in claim 4, wherein: three feet of the tripod (2) are respectively connected with the steel basketry sheets in a welding way.
6. The construction system for building the large flagpole on the truss ceiling as claimed in claim 5, wherein: the anti-falling platform comprises a flagpole platform (41) for erecting a tripod (2) and a walkway (42) for workers to walk onto the flagpole platform (41) from the edge of a truss ceiling (6), one end of the walkway (42) is connected with the flagpole platform (41), the other end of the walkway is flush with the edge of the truss ceiling (6), a ladder stand (5) is arranged at the end part of the walkway (42) flush with the edge of the truss ceiling (6), and the ladder stand (5) extends downwards from the anti-falling platform to a base plane for erecting the ladder stand (5); two feet of the tripod (2) are arranged on two sides of the flagpole base (1), and the third foot is far away from the walkway (42).
7. The construction system for building the large flagpole on the truss ceiling as claimed in claim 6, wherein: and guardrails (43) are respectively arranged at the edges of the two sides of the walkway (42) and the edge of the flagpole platform (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021072487.1U CN212535128U (en) | 2020-06-11 | 2020-06-11 | Construction system for building large flagpole on truss ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021072487.1U CN212535128U (en) | 2020-06-11 | 2020-06-11 | Construction system for building large flagpole on truss ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212535128U true CN212535128U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021072487.1U Active CN212535128U (en) | 2020-06-11 | 2020-06-11 | Construction system for building large flagpole on truss ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212535128U (en) |
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2020
- 2020-06-11 CN CN202021072487.1U patent/CN212535128U/en active Active
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