CN209874467U - A template support frame for construction of silo awl shell - Google Patents
A template support frame for construction of silo awl shell Download PDFInfo
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- CN209874467U CN209874467U CN201920486760.6U CN201920486760U CN209874467U CN 209874467 U CN209874467 U CN 209874467U CN 201920486760 U CN201920486760 U CN 201920486760U CN 209874467 U CN209874467 U CN 209874467U
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Abstract
The utility model belongs to the technical field of silo conical shell construction, in particular to a template support frame for silo conical shell construction and a construction method, when the silo wall is constructed to the lower part of a silo lower ring beam, a horizontal steel sleeve with the distance of 1m and the diameter phi 75 is reserved; erecting an overhanging scaffold by using a horizontal steel sleeve, constructing a silo lower ring beam by using the overhanging scaffold, and embedding a Q235 phi 32 hanging ring at a position 200mm above the bottom of the beam when installing steel bars of the silo lower ring beam; installing a suspension cable net by using a suspension scaffold, wherein the suspension cable net is connected with a hanging ring pre-embedded on a silo lower ring beam through a shackle; laying an auxiliary scaffold board on the installed suspension net, wherein the auxiliary scaffold board consists of a steel pipe framework and a scaffold board, and laying a layer of safety net on the auxiliary scaffold board; and then a full supporting frame is arranged on the safety net. The utility model provides a base problem is set up to template support frame when silo conical shell is under construction, the installation is simple, convenient, has practiced thrift supporting material and manual work, has shortened the engineering time.
Description
Technical Field
The utility model belongs to the technical field of the construction of silo awl shell, concretely relates to a template support frame for construction of silo awl shell.
Background
The support frame for the large-diameter silo conical shell template constructed at the present stage comprises the following two types: the technology has the advantages that the rigid platform of the central frame radiation beam is used as the support frame, the rigid platform is too large and overweight, the requirement that the rigid platform is lifted to a design position along with a slip form platform cannot be met, the central frame is erected by a funnel after the slip form construction is finished, the rigid platform is arranged, the construction period is long, and the danger coefficient is large; and secondly, a full scaffold is erected from the funnel, the scaffold body is an ultrahigh support, the longitudinal and transverse spacing is too small, the steel consumption is large, the construction period is long, and the danger coefficient is large.
Disclosure of Invention
In order to overcome the shortcomings of the prior art, the utility model provides a formwork support frame for construction of silo conical shell.
The utility model discloses a realize through following technical scheme: the template support frame for silo conical shell construction comprises a convex circular suspension cable net, wherein the suspension cable net is connected with hanging rings which are annularly and uniformly distributed on a silo lower ring beam, the suspension cable net is arranged in a downward protruding mode, an auxiliary scaffold board is arranged inside the convex circular suspension cable net, a full-hall support frame is arranged on the auxiliary scaffold board, the upper portion of the full-hall support frame is of a circular table structure which forms a conical shell of a silo and a silo top, a conical shell mold of the silo is placed on an arc surface of the circular table structure of the full-hall support frame, and a silo top mold of the silo is placed on the upper bottom surface of the circular table structure of the full-hall support frame.
Further, the suspension cable net comprises main cables and auxiliary cables, the diameters of the main cables are larger than those of the auxiliary cables, the main cables and the auxiliary cables are arranged orthogonally, and the auxiliary cables are arranged on the upper portions of the main cables.
Furthermore, the main rope is a phi 32 steel wire rope, the auxiliary rope is a phi 28 steel wire rope, and the arrangement distance between the main rope and the auxiliary rope is 800 mm.
The utility model has the advantages that: the problem of the template support frame set up the base when having solved silo conical shell construction, the installation is simple, convenient, has practiced thrift supporting material and manual work, has shortened the engineering time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic plan view of the suspension cable net of the present invention;
fig. 3 is a schematic view of the cantilever scaffold of the present invention;
fig. 4 is a schematic diagram of a pre-buried section of the hanging ring of the utility model;
fig. 5 is a schematic plan view of the hanging ring pre-embedded of the utility model;
in the drawing, 1, a cantilever scaffold, 1-1, a horizontal steel sleeve, 1-2, a cross bar, 1-3, an inclined strut, 1-4, a horizontal bar, 1-5, a vertical bar, 2, a hanging ring, 3, a suspension cable net, 3-1, a main cable, 3-2, an auxiliary cable, 4, an auxiliary scaffold board, 5, a full-space supporting frame, 6, a silo lower ring beam, 7, a conical shell mold, 8, a silo top mold, 9 and a silo wall.
Detailed Description
The invention will be further explained below with reference to the drawings and examples.
As shown in fig. 1 to 5, a formwork support frame for silo conical shell construction comprises a convex circular suspension cable net 3, wherein hanging rings 2 are uniformly distributed on a silo lower ring beam 6 in an annular manner, the suspension cable net 3 is connected with the hanging rings 2 on the silo lower ring beam 6, the suspension cable net 3 is arranged in a downward protruding manner, an auxiliary scaffold plate 4 is arranged in a notch of the convex circular suspension cable net 3, a layer of safety net is firstly paved on the upper surface of the auxiliary scaffold plate 4, then a full-hall support frame 5 is arranged on the auxiliary scaffold plate 4, the upper part of the full-hall support frame 5 is in a circular truncated cone structure forming a silo conical shell and a silo top, a conical shell mold 7 of the silo is placed on the circular arc surface of the circular truncated cone structure of the full-hall support frame 5, and a silo top mold 8 of the silo is placed on the upper bottom surface of the circular truncated cone structure of.
Specifically, the suspension cable net 3 comprises a main cable 3-1 and a secondary cable 3-2, the diameter of the main cable 3-1 is larger than that of the secondary cable 3-2, the main cable 3-1 and the secondary cable 3-2 are orthogonally arranged, and the secondary cable 3-2 is arranged on the upper part of the main cable 3-1. The main cable 3-1 bears the gravity of the whole support frame, and the auxiliary cable 3-2 is matched with the main cable 3-1 to be connected into a net structure and plays a role in auxiliary support for the whole support frame.
As shown in fig. 1 to 5, the specific construction method of the present invention is as follows:
the method comprises the following steps: when the silo wall 9 is constructed to the lower part of the silo lower ring beam 6, two rows of horizontal steel sleeves 1-1 with the diameter phi of 75 are reserved at the interval of 1 m; erecting an overhanging scaffold 1 by using a horizontal steel sleeve 1-1; when the overhanging scaffold 1 is erected, firstly, a cross rod 1-2 penetrates through a horizontal steel sleeve 1-1, and the distance between the two sides is symmetrical; then, mounting a vertical rod 1-5 on the cross rod 1-2, mounting an inclined strut 1-3 to firmly fix the cross rod 1-2 and the vertical rod 1-5, and finally mounting a horizontal rod 1-4 as safety protection;
step two: constructing a silo lower ring beam 6 by using the overhanging scaffold 1, and embedding a Q235 phi 32 lifting ring 2 at a position 200mm above the bottom of the beam when installing the steel bar of the silo lower ring beam 6;
step three: a suspension cable net 3 is installed by using a suspension scaffold 1, and the suspension cable net 3 is connected with a hanging ring 2 pre-buried on a silo lower ring beam 6 through a shackle;
step four: laying an auxiliary scaffold board 4 on the installed suspension cable net 3, wherein the auxiliary scaffold board 4 consists of a steel pipe framework and a scaffold board, assembling into 4m multiplied by 4m fragments on the ground, hoisting the fragments onto the suspension cable net 3 through a tower crane, and connecting the fragments of the auxiliary scaffold board 4 by 1m long steel pipes;
step five: a layer of safety net is laid on the auxiliary scaffold board 4;
step six: firstly, installing floor sweeping rods with the longitudinal and transverse spacing of 800mm, wherein the intersection points of the longitudinal and transverse rods are distributed at the intersection positions of a main cable 3-1 and an auxiliary cable 3-2 of a suspension cable net 3, and double fasteners are arranged at the node positions; the upper part is provided with a full-hall supporting frame 5 with the vertical and horizontal spacing of 800mm and the step pitch of 1500 mm;
step seven: installing a conical shell mould 7 of the silo and a silo top mould 8 of the silo, and finally pouring concrete.
Further, in the third step, the main rope 3-1 is a phi 32 steel wire rope, the auxiliary rope 3-2 is a phi 28 steel wire rope, the connecting shackle is 18T, and the arrangement distance between the main rope 3-1 and the auxiliary rope 3-2 is 800 mm.
The formwork support frame erection base has the advantages that the problem that the base is erected by the formwork support frame during construction of the silo conical shell is solved, the installation is simple and convenient, supporting materials and manpower are saved, and the construction time is shortened.
Claims (3)
1. The utility model provides a template support frame for construction of silo awl shell which characterized in that: the suspended cable net comprises a convex circular suspended cable net (3), the suspended cable net (3) is connected with rings (2) which are annularly and uniformly distributed on a silo lower ring beam (6), the suspended cable net (3) is arranged in a downward protruding mode, an auxiliary scaffold board (4) is arranged inside the convex circular suspended cable net (3), a full-hall supporting frame (5) is arranged on the auxiliary scaffold board (4), the upper portion of the full-hall supporting frame (5) is of a cone shell structure and a round table structure of a silo top, the cone shell mold (7) of the silo is placed on the circular arc surface of the round table structure of the full-hall supporting frame (5), and a silo top mold (8) of the silo is placed on the upper bottom surface of the round table structure of the full-hall supporting frame (5).
2. The formwork support frame for construction of conical shells of silos according to claim 1, wherein: the suspension cable net (3) comprises main cables (3-1) and auxiliary cables (3-2), the diameters of the main cables (3-1) are larger than those of the auxiliary cables (3-2), the main cables (3-1) and the auxiliary cables (3-2) are orthogonally arranged, and the auxiliary cables (3-2) are arranged at the upper parts of the main cables (3-1).
3. The formwork support frame for construction of conical shells of silos according to claim 2, wherein: the main rope (3-1) is a phi 32 steel wire rope, the auxiliary rope (3-2) is a phi 28 steel wire rope, and the arrangement distance between the main rope (3-1) and the auxiliary rope (3-2) is 800 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486760.6U CN209874467U (en) | 2019-04-11 | 2019-04-11 | A template support frame for construction of silo awl shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486760.6U CN209874467U (en) | 2019-04-11 | 2019-04-11 | A template support frame for construction of silo awl shell |
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| Publication Number | Publication Date |
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| CN209874467U true CN209874467U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920486760.6U Active CN209874467U (en) | 2019-04-11 | 2019-04-11 | A template support frame for construction of silo awl shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944435A (en) * | 2019-04-11 | 2019-06-28 | 中煤第五建设有限公司 | A kind of formwork-support and construction method for the construction of silo conical shell |
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2019
- 2019-04-11 CN CN201920486760.6U patent/CN209874467U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944435A (en) * | 2019-04-11 | 2019-06-28 | 中煤第五建设有限公司 | A kind of formwork-support and construction method for the construction of silo conical shell |
| CN109944435B (en) * | 2019-04-11 | 2024-05-17 | 中煤第五建设有限公司 | Template support frame for silo cone shell construction and construction method |
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