CN216339581U - Single-side formwork structure for construction of pile crown beam in SMW construction method - Google Patents
Single-side formwork structure for construction of pile crown beam in SMW construction method Download PDFInfo
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- CN216339581U CN216339581U CN202122844716.8U CN202122844716U CN216339581U CN 216339581 U CN216339581 U CN 216339581U CN 202122844716 U CN202122844716 U CN 202122844716U CN 216339581 U CN216339581 U CN 216339581U
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Abstract
A single-side formwork structure for pile-crown beam construction in an SMW construction method belongs to the technical field of crown beam construction. The supporting formwork structure comprises a brick moulding bed arranged on one side of a crown beam slope placing surface and a single-side formwork arranged opposite to the brick moulding bed, wherein the brick moulding bed and the single-side formwork are arranged on a crown beam cushion layer, and the single-side formwork is supported by a group of I-shaped steel, upper reinforcement and lower reinforcement and is combined with the brick moulding bed to form a supporting formwork structure. According to the utility model, the single-side formwork is supported by the set I-steel, the upper reinforcement and the lower reinforcement, and a stable single-side formwork structure is formed by combining the I-steel, the upper reinforcement and the lower reinforcement, so that the formwork is suitable for the construction of the large-section crown beam; the arranged next channel is reinforced, so that the use of steel pipes and harness screw rods is reduced, and the waste of building materials is reduced; adopt the I-steel to assist the formwork, set up duckbilled crotch on the connecting rod, make its and the I-steel between the connection structure more stable, improved the holistic stability of unilateral formwork structure.
Description
Technical Field
The utility model belongs to the technical field of crown beam construction, and particularly relates to a single-side formwork structure for pile crown beam construction in an SMW (soil mixing wall) construction method.
Background
In the construction of building engineering, under the condition that the pile in the SMW construction method meets the technical requirements, the pile in the SMW construction method is widely applied to various large projects by the characteristics of high utilization rate and environmental protection, and meanwhile, in many projects, the foundation pit is subjected to enclosing construction operation in a mode of combining slope discharge and slurry spraying with the pile in the SMW construction method in an economical and practical angle. After the slope is set at the upper part of the foundation pit, the net is hung and the cement is sprayed, in order to better combine the slope setting section with the crown beam, a brick moulding bed is adopted for soil retaining and is used as a template in one side direction of the crown beam. The cross section of general crown beam is all great, and when one side adopted the brick fetal membrane to make follow-up crown beam construction, the unilateral template of one side in addition will be difficult to consolidate, leads to the fact the fried mould phenomenon when a great deal of crown beam concrete placement.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a single-side formwork supporting structure for construction of a pile crown beam in an SMW (soil mixing wall) method, which can solve the technical problems that the single-side formwork supporting of the pile crown beam in the SMW method is difficult in the conventional construction process and the like.
The utility model provides the following technical scheme: a single-side formwork structure for construction of pile crown beams in an SMW construction method comprises a brick moulding bed arranged on one side of a crown beam slope placing surface and a single-side formwork arranged opposite to the brick moulding bed, wherein the brick moulding bed and the single-side formwork are arranged on a crown beam cushion layer, and the single-side formwork is supported through a group of I-shaped steel, upper reinforcement and lower reinforcement and is combined with the brick moulding bed to form the formwork structure.
Preferably, a group of transverse battens is arranged on the outer side of the single-side template, and a group of vertical battens is arranged on the outer side of the group of transverse battens.
Preferably, a group of I-steel is arranged at intervals between the brick moulding bed and the single-side template, and the I-steel penetrates through the crown beam cushion layer.
Preferably, the upper portion of the unilateral formwork is connected with the I-steel through upper reinforcement, the upper reinforcement comprises a first fastening assembly arranged between the brick molding bed and the I-steel and a second fastening assembly arranged on the outer side of the vertical wood, and the first fastening assembly is connected with the second fastening assembly through a group of harness cord screws.
Preferably, the first fastening assembly and the second fastening assembly respectively comprise two steel pipes which are arranged in parallel, the two steel pipes are connected through a group of mountain-shaped clamps, the mountain-shaped clamps are arranged in one-to-one correspondence with the harness cord screws, and the harness cord screws penetrate through the corresponding mountain-shaped clamps.
Preferably, the lower part of the single-side formwork is connected with the I-shaped steel through a lower channel reinforcement, and the lower channel reinforcement comprises a third fastening assembly and a connecting rod which are arranged on the outer side of the vertical wood square.
Preferably, the third fastening assembly comprises two steel pipes arranged in parallel, the two steel pipes are connected through a group of mountain-shaped clamps, the mountain-shaped clamps and the connecting rods are arranged in a one-to-one correspondence mode, and each connecting rod comprises a duckbilled hook at the front part and a threaded section at the rear part; the duckbilled hook is matched with and clamped on the flange of the corresponding I-shaped steel, and the thread section is screwed on and installed on the corresponding mountain-shaped clamp.
By adopting the technology, compared with the prior art, the utility model has the following beneficial effects:
1) according to the utility model, a set of I-shaped steel, an upper reinforcement and a lower reinforcement are arranged to support a single-side template, and a stable single-side formwork structure is formed by combining the I-shaped steel, the upper reinforcement and the lower reinforcement with brick moulding beds, so that the single-side formwork structure is suitable for large-section crown beam construction;
2) according to the utility model, the next reinforcement can be left in the poured concrete, and the I-steel is connected with the single-side template by the connecting rod, so that the use of steel pipes and harness cord screws is reduced, and the waste of building materials is reduced;
3) according to the utility model, I-shaped steel is adopted for auxiliary formwork support, and the duckbilled hooks are arranged on the connecting rods, so that the connecting structure between the connecting rods and the I-shaped steel is more stable, and the integral stability of the unilateral formwork support structure is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic side view of the present invention;
fig. 5 is a schematic structural view of the connecting rod of the present invention.
In the figure: 1. a brick moulding bed; 2. a single-sided template; 3. a crown beam cushion layer; 4. i-shaped steel; 5. transverse battens; 6. erecting battens; 7. a steel pipe; 8. a mountain-shaped card; 9. a harness cord screw; 10. a connecting rod; 1001. duckbill hooks; 1002. a threaded segment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
On the contrary, the utility model is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the utility model as defined by the appended claims. Furthermore, in the following detailed description of the present invention, certain specific details are set forth in order to provide a better understanding of the present invention. It will be apparent to one skilled in the art that the present invention may be practiced without these specific details.
Referring to fig. 1-5, a single-side formwork structure for pile crown beam construction by an SMW process includes a brick molding bed 1, a single-side formwork 2, a set of i-beams 4, an upper reinforcement and a lower reinforcement, wherein the brick molding bed 1 and the single-side formwork 2 are both disposed on a crown beam cushion 3, and the single-side formwork 2 is supported by the set of i-beams 4, the upper reinforcement and the lower reinforcement and is combined with the brick molding bed 1 to form the formwork structure.
Specifically, the brick moulding bed 1 is tightly attached to one side of the top beam sloping surface, and soil retaining is carried out before the top beam is poured.
Specifically, horizontal battens 5 horizontally arranged are arranged on the outer sides of the single-side formworks 2, a group of vertical battens 6 are arranged on the outer sides of the group of horizontal battens 5, and the horizontal battens 5 and the vertical battens 6 are arranged in a staggered mode.
A group of I-steel 4 is arranged between the brick moulding bed 1 and the single-side template 2 at intervals, and the I-steel 4 penetrates through the crown beam cushion layer 3; the flange of the I-shaped steel 4 is arranged in parallel with the brick moulding bed 1 or the single-side template 2; the upper part of the single-side template 2 is connected with the I-shaped steel 4 through upper-channel reinforcement, and the lower part of the single-side template 2 is connected with the I-shaped steel 4 through lower-channel reinforcement.
Specifically, the distance between the upper reinforcement and the upper end face of the brick moulding bed 1 is larger than 5cm, the upper reinforcement comprises a first fastening component and a second fastening component, and the first fastening component and the second fastening component are connected through a group of harness cord screws 9. The first fastening component is arranged between the brick moulding bed 1 and the I-steel 4, and the second fastening component is arranged on the outer side of the vertical beam 6; the first fastening assembly and the second fastening assembly respectively comprise two steel pipes 7 arranged in parallel, the two steel pipes 7 are connected through a group of mountain-shaped clamps 8, the mountain-shaped clamps 8 are arranged in one-to-one correspondence with the harness cord screws 9, and two ends of the harness cord screws 9 are respectively arranged on the corresponding mountain-shaped clamps 8 in a penetrating mode.
Specifically, the next-course reinforcement comprises a third fastening assembly and a connecting rod 10, wherein the third fastening assembly and the connecting rod 10 are arranged on the outer side of the vertical beam 6, the third fastening assembly comprises two steel pipes 7 which are arranged in parallel, the two steel pipes 7 are connected through a group of mountain-shaped clamps 8, the mountain-shaped clamps 8 and the connecting rod 10 are arranged in a one-to-one correspondence mode, and the connecting rod 10 comprises a duckbilled hook 1001 at the front part and a threaded section 1002 at the rear part; the duckbilled hook 1001 can be bent by waste steel bars, the thread section 1002 is a screw, and the thread section 1002 and the duckbilled hook 1001 are directly welded to form the connecting rod 10, so that materials are saved. Duckbilled crotch 1001 cooperates the joint on the edge of a wing of the I-steel 4 that corresponds, and this connection structure makes the connection structure between unilateral template 2 and the I-steel 4 more stable, has improved the holistic stability of unilateral formwork structure. The thread section 1002 is screwed on the corresponding mountain-shaped clamp 8, and the distance between the thread section 1002 and the crown beam cushion layer 3 is larger than 15 cm.
During construction, the upper part of the single-side template 2 and the I-shaped steel 4 are clamped through a first fastening assembly and a second fastening assembly in upper reinforcing, and are fastened through a harness cord screw 9; the flange on one side of the I-steel 4 is fixed with the bottom of the single-side formwork 2 through a third fastening assembly and a connecting rod 10 in next-course reinforcement, the next-course reinforcement can be left in poured concrete after construction, the I-steel 4 is connected with the single-side formwork 2 through the connecting rod 10 in the next-course reinforcement, the use of steel pipes 7 and a harness cord screw 9 is reduced, and the waste of building materials is reduced; the upper reinforcement can be repeatedly used in subsequent formwork after pouring and formwork stripping.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A single side formwork structure for construction of a pile crown beam in an SMW construction method is characterized in that: the die is characterized by comprising a brick moulding bed (1) arranged on one side of a crown beam slope placing surface and a single-side template (2) arranged opposite to the brick moulding bed (1), wherein the brick moulding bed (1) and the single-side template (2) are arranged on a crown beam cushion layer (3), and the single-side template (2) is supported by a group of I-steel (4), upper reinforcement and lower reinforcement and is combined with the brick moulding bed (1) to form a formwork structure.
2. The single-side formwork structure for pile crown beam construction in the SMW construction method according to claim 1, wherein a group of transverse battens (5) are arranged on the outer side of the single-side formwork (2), and a group of vertical battens (6) are arranged on the outer side of the group of transverse battens (5).
3. The single-side formwork structure for pile crown beam construction in the SMW construction method according to claim 2, wherein a group of I-shaped steel (4) is arranged between the brick moulding bed (1) and the single-side formwork (2) at intervals, and the I-shaped steel (4) penetrates through the crown beam cushion layer (3).
4. The SMW construction pile crown beam construction unilateral formwork structure according to claim 3 is characterized in that the upper part of the unilateral formwork (2) is connected with the I-shaped steel (4) through an upper reinforcement, the upper reinforcement comprises a first fastening component arranged between the brick moulding bed (1) and the I-shaped steel (4) and a second fastening component arranged outside the vertical wood square (6), and the first fastening component and the second fastening component are connected through a group of harness cord screws (9).
5. The single-side formwork structure for pile crown beam construction in the SMW construction method according to claim 4, wherein the first fastening assembly and the second fastening assembly respectively comprise two steel pipes (7) arranged in parallel, the two steel pipes (7) are connected through a group of mountain-shaped clamps (8), the mountain-shaped clamps (8) are arranged in one-to-one correspondence with the harness cord screws (9), and the harness cord screws (9) are arranged on the corresponding mountain-shaped clamps (8) in a penetrating manner.
6. The single-side formwork structure for pile crown beam construction in the SMW construction method according to claim 5, wherein the lower portion of the single-side formwork (2) is connected with the I-shaped steel (4) through a lower reinforcement, and the lower reinforcement comprises a third fastening assembly and a connecting rod (10) which are arranged on the outer side of the vertical battens (6).
7. The single-side formwork structure for pile crown beam construction in the SMW construction method according to claim 6, wherein the third fastening assembly comprises two steel pipes (7) arranged side by side, the two steel pipes (7) are connected through a set of mountain-shaped clamps (8), the mountain-shaped clamps (8) are arranged corresponding to the connecting rods (10) one by one, and the connecting rods (10) comprise duckbilled hooks (1001) at the front part and threaded sections (1002) at the rear part; duckbilled crotch (1001) cooperation joint is on the edge of a wing of I-steel (4) that corresponds, screw thread section (1002) screw thread closes soon and installs on corresponding mountain-shaped card (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122844716.8U CN216339581U (en) | 2021-11-19 | 2021-11-19 | Single-side formwork structure for construction of pile crown beam in SMW construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122844716.8U CN216339581U (en) | 2021-11-19 | 2021-11-19 | Single-side formwork structure for construction of pile crown beam in SMW construction method |
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| Publication Number | Publication Date |
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| CN216339581U true CN216339581U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122844716.8U Active CN216339581U (en) | 2021-11-19 | 2021-11-19 | Single-side formwork structure for construction of pile crown beam in SMW construction method |
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| CN (1) | CN216339581U (en) |
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2021
- 2021-11-19 CN CN202122844716.8U patent/CN216339581U/en active Active
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