A formwork column composed of multi-faceted shell walls

Abstract

The utility model provides a formwork column composed of multi-faceted shell walls, including four groups of formworks, which are spliced ​​together to form a rectangular formwork shell, a cast-in-place body space is provided in the middle of the formwork, and the side walls of the four groups of formworks are provided with a plurality of positioning holes, and the positioning holes on the relatively arranged formworks are arranged correspondingly; each group of formworks is provided with two steel bar composites, which are symmetrically arranged on the side walls of the formwork, and the two steel bar composites are welded into a whole by connecting steel bars, and a tensioning tube and a tension hoop are arranged in the whole. The utility model forms a casting shell through four groups of formworks, and strengthens the strength after pouring cement, that is, the strength of the cast-in-place body, through the steel bar composite, reduces the expansion and deformation of the cast-in-place body in the later stage, and reduces the limitation of the mold through the assembly combination of the four groups of formworks and the connection and welding of the steel bar composites, so as to effectively control the quality after pouring and reduce the production cost.

Description

Technical Field

[0001] The utility model relates to the technical field of module construction, in particular to a formwork column composed of multi-faceted shell walls. Background Art

[0002] The formwork system has obvious economic benefits in terms of structure, greatly reduces the use of raw materials, improves clearance, has good forming effect, has broad application prospects, and is in line with the development trend of my country's building industrialization. However, it has not yet been fully developed, and has not formed a scale and standard design, and the final effect is difficult to meet the original design intention.

[0003] At present, the formwork system is mainly constructed through factory layout design and production. Due to insufficient production process technology, manufacturers and designers have difficulty in controlling process quality costs. It is necessary to further optimize the process, adopt new design and production thinking, and standardize the entire process in a unified manner to more easily achieve the goal of green construction and reduce costs.

[0004] In the prior art, the mold shell system structure has no unified and standardized mold shell, which leads to large limitations of the mold, and the produced structure is not standardized, which makes quality control difficult during the production process, and thus leads to high production costs. Utility Model Content

[0005] Based on this, the purpose of the present invention is to provide a formwork column composed of multi-faceted shell walls to at least solve the deficiencies in the above-mentioned prior art.

[0006] The utility model discloses a formwork column composed of multi-faceted shell walls, comprising:

[0007] Four groups of mold shells, the four groups of mold shells are spliced ​​together to form a rectangular mold shell, a cast-in-place body space is provided in the middle of the mold shell, and a plurality of positioning holes are provided on the side walls of the four groups of mold shells, and the positioning holes on the relatively arranged mold shells are arranged correspondingly;

[0008] Two steel bar composites are provided on each group of the mold shells, and the two steel bar composites are symmetrically arranged on the side wall of the mold shell. The two steel bar composites are welded into a whole by connecting steel bars, and the whole is provided with a tensioning tube and a tensioning hoop;

[0009] Among them, the tension tubes and the tension hoops connect the relatively arranged formworks through the positioning holes, the cast-in-place body space is used for pouring cement, and the four groups of formworks and the two symmetrically arranged steel bar composites are used to support the strength of the cement after pouring.

[0010] Compared with the prior art, the beneficial effects of the utility model are: the casting shell is composed of four groups of mold shells, and the strength after pouring cement, that is, the strength of the cast-in-place body, is strengthened by the steel bar composite, thereby reducing the expansion and deformation of the cast-in-place body in the later stage, and the limitations of the mold are reduced by assembling and combining the four groups of mold shells and connecting and welding the steel bar composite, thereby effectively controlling the quality after pouring and reducing production costs.

[0011] Furthermore, the steel bar composite includes longitudinal angle bars, longitudinal side bars, rectangular stirrups, composite stirrups, formwork longitudinal angle bars, formwork longitudinal side bars and formwork rectangular stirrups; the longitudinal angle bars, longitudinal side bars, rectangular stirrups and composite stirrups are connected as one; the formwork longitudinal angle bars, longitudinal side bars and formwork rectangular stirrups are connected as one.

[0012] Furthermore, the longitudinal angle bars and the longitudinal side bars are both vertically arranged, the rectangular stirrups are arranged on the outer walls of the longitudinal angle bars and the longitudinal side bars, and the composite stirrups are used to arrange the longitudinal angle bars and the longitudinal side bars.

[0013] Furthermore, the longitudinal angle bars of the formwork and the longitudinal side bars of the formwork are both vertically arranged and arranged on one side of the longitudinal angle bars and the longitudinal side bars, and the rectangular stirrups of the formwork are used to stirrup the longitudinal angle bars of the formwork and the longitudinal side bars of the formwork.

[0014] Furthermore, the longitudinal angle bars, the longitudinal side bars and the rectangular stirrups are vertically staggered, and the longitudinal angle bars, the longitudinal side bars and the rectangular stirrups of the formwork are vertically staggered.

[0015] Furthermore, the longitudinal angle bars of the formwork, the longitudinal side bars of the formwork and the rectangular stirrups are vertically staggered, and the longitudinal angle bars of the formwork, the longitudinal side bars of the formwork and the rectangular stirrups of the formwork are vertically staggered.

[0016] Furthermore, the top of the longitudinal angle rib is bent.

[0017] Furthermore, at least three groups of longitudinal side bars are provided on each group of the steel bar composites. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the mold shell column composed of multiple shell walls in the embodiment of the utility model;

[0019] Figure 2 (a) is a schematic diagram of the internal structure of a formwork column composed of multiple shell walls in an embodiment of the present invention, and (b) is a top view of the internal structure of a formwork column composed of multiple shell walls in an embodiment of the present invention;

[0020] Figure 3 A top view of a mold shell column composed of multiple shell walls in an embodiment of the utility model;

[0021] Figure 4 It is a top view of four groups of formwork shells of a formwork shell column composed of multi-faceted shell walls in an embodiment of the utility model;

[0022] Figure 5 (a) is a schematic diagram of the three-dimensional structure of the formwork column composed of multi-faceted shell walls in an embodiment of the utility model from another perspective, and (b) is a schematic diagram of the three-dimensional structure of the formwork column composed of multi-faceted shell walls in an embodiment of the utility model from another perspective.

[0023] Description of main component symbols:

[0024] 1. Formwork; 2. Rectangular formwork body; 3. Cast-in-place space; 4. Steel bar composite; 5. Longitudinal angle bars; 6. Longitudinal side bars; 7. Rectangular stirrups; 8. Composite stirrups; 10. Positioning tube; 12. Tension stirrups; 14. Formwork longitudinal angle bars; 15. Formwork longitudinal side bars; 16. Formwork rectangular stirrups; 17. Connecting steel bars; 18. Positioning holes.

[0025] The following specific implementation manner will further illustrate the present utility model in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0026] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0027] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0028] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0029] See also Figures 1 to 5 , shown is a formwork column composed of multiple shell walls in an embodiment of the utility model, including a formwork 1 and a steel bar composite 4.

[0030] The formwork 1 is provided with four groups, and the four groups of formwork 1 are arranged opposite to each other in pairs, and the four groups of formwork 1 are spliced ​​together to form a rectangular formwork shell 2, a cast-in-place body space 3 is provided in the middle of the formwork, and a plurality of positioning holes 18 are provided on the side walls of the four groups of formwork 1, and the positioning holes 18 on the relatively arranged formwork 1 are correspondingly arranged, and each group of the formwork 1 is provided with two steel bar composites 4, and the two steel bar composites 4 are symmetrically arranged on the side walls of the formwork 1, and the two steel bar composites 4 are welded into a whole by connecting steel bars 17, and a tensioning tube 10 and a tensioning hoop 12 are provided in the whole, wherein the tensioning tube 10 and the tensioning hoop 12 connect the relatively arranged formworks 1 through the positioning holes 18, and the cast-in-place body space 3 is used for pouring cement, and the four groups of formwork 1 and the two symmetrically arranged steel bar composites 4 are used to support the strength of the cement after pouring.

[0031] It is worth noting that a steel wire mesh (not shown in the figure) is provided inside the mold shell 1 , which can effectively improve the strength of the mold shell 1 itself.

[0032] Specifically, in this embodiment, the steel bar composite 4 includes longitudinal angle bars 5, longitudinal side bars 6, rectangular stirrups 7, composite stirrups 8, formwork longitudinal angle bars 14, formwork longitudinal side bars 15 and formwork rectangular stirrups 16. The longitudinal angle bars 5, the longitudinal side bars 6, the rectangular stirrups 7 and the composite stirrups 8 are connected as a whole, and the formwork longitudinal angle bars 14, the formwork longitudinal side bars 15 and the formwork rectangular stirrups 16 are connected as a whole.

[0033] It should be noted that the longitudinal angle bars 5 and the longitudinal side bars 6 are both vertically arranged, the rectangular stirrups 7 are stirruped on the outer walls of the longitudinal angle bars 5 and the longitudinal side bars 6, the composite stirrups 8 are used to stirrup the longitudinal angle bars 5 and the longitudinal side bars 6, the shell longitudinal angle bars 14 and the shell longitudinal side bars 15 are both vertically arranged and arranged on one side of the longitudinal angle bars 5 and the longitudinal side bars 6, the shell rectangular stirrups 16 are used to stirrup the shell longitudinal angle bars 14 and the shell longitudinal side bars 15, the longitudinal angle bars 5, the longitudinal side bars 6 and the rectangular stirrups 7 are vertically staggered, the longitudinal angle bars 5, the longitudinal side bars 6 and the rectangular stirrups 16 are vertically staggered, the shell longitudinal angle bars 14, the shell longitudinal side bars 15 and the rectangular stirrups 16 are vertically staggered, the shell longitudinal angle bars 14, the shell longitudinal side bars 15 and the rectangular stirrups 16 are vertically staggered.

[0034] It should be explained that, in the present embodiment, the four groups of mold shells 1 are a prefabricated front mold shell, a prefabricated rear mold shell, a prefabricated left mold shell and a prefabricated right mold shell, and the prefabricated right mold shell is provided with a mold shell reserved grouting hole (not shown in the figure) and a positioning hole 18; wherein, a steel wire mesh is attached to the mold shell 1, and is connected as a whole with the mold shell stirrups during prefabrication; the prefabricated mold shell is connected as a whole with the cast-in-place column steel bars during prefabrication; the prefabricated mold shell is composed of a prefabricated front concrete formwork, a prefabricated rear concrete formwork, a mold shell steel wire mesh, a tension limit positioning hole, a prefabricated rear mold shell tension connection steel bar and the internal steel bars of the column (not shown in the figure).

[0035] The top of the longitudinal angle reinforcement 5 is bent, and at least three groups of longitudinal side reinforcements 5 are provided on each group of the steel bar composite 4.

[0036] It is worth noting that the left side formwork in the four sets of formwork 1 is composed of a left wall steel wire mesh (not shown in the figure), a left wall outer steel wire mesh insulation board (not shown in the figure), a left wall inner steel wire mesh insulation board (not shown in the figure), a left wall outer concrete formwork (not shown in the figure), a left wall inner concrete formwork (not shown in the figure), a left wall tension limiter (not shown in the figure) and a left wall inner steel bar (not shown in the figure); a left wall steel wire mesh is attached to the left wall outer concrete formwork, and is connected to the left wall outer steel wire mesh insulation board as a whole during prefabrication; the left wall inner concrete formwork is connected to the left wall inner steel wire mesh insulation board as a whole during prefabrication;

[0037] In specific implementation, the production and processing method of the formwork component includes:

[0038] 1. After the formwork component drawing is completed and confirmed, the formwork component drawing is deepened into the formwork processing drawing, including the accurate dimensions of the cross-sections of various formwork components, the configuration of the skeleton steel bars or additional steel bars in the formwork, the positioning and size of prefabricated pipelines, the material specifications and shape details of the embedded parts, the position and size of the hooks, the positioning fixtures and the information characteristics of the perforation holes; the formwork 1 processing drawing is delivered to the workshop for production;

[0039] 2. The mold shell components are produced by horizontal molds, and horizontal end molds and longitudinal end molds are configured on the side mold platform. Each end mold is equipped with a vertical positioning tooling;

[0040] 3. The horizontal end mold is full length and the longitudinal end mold can be adjusted to different sizes to meet the cross-sectional requirements of different mold shell component sizes;

[0041] 4. The mold table automatically vibrates and takes shape after the material is laid, and then is transported to the curing pool or curing cellar for curing;

[0042] 5. After the steel bars or wire mesh skeleton are tied and formed according to the requirements of the processing drawings, the embedded pipelines, fixing parts and hooks are fixed, and then the protective layer and positioning steel bars are installed;

[0043] 6. Check the size of the internal steel skeleton before putting it into the mold, and try to hang it into the mold. If the skeleton is not strong enough and deformed, the internal skeleton steel bars should be strengthened;

[0044] 7. The slump of concrete should be controlled within 600-700mm, and the maximum particle size of concrete aggregate should be controlled within 5mm-10mm;

[0045] 8. After the formwork components are maintained, they are numbered. The numbering information includes the project name, production unit, component name and position number, component cross-sectional size, concrete strength grade, production date, acceptance date, factory date, and quality number;

[0046] The construction and installation method of the formwork components:

[0047] 1. Inspection of formwork components before they arrive on site: Before the formwork components arrive on site, the types, specifications, dimensions, quantity and numbered parts of the layer components must be inspected and accepted according to the requirements of the drawings, and the components must be delivered and stacked according to the order of hoisting of each component;

[0048] 2. On-site work surface layout and positioning: Clean and lay out the on-site work surface, mark the positioning points or embed the slots in advance, level the seat slurry before lifting, prepare the supporting materials and clean the supporting points;

[0049] 3. Construction of foundation cushion layer: Firstly, construct the foundation drainage facilities, compact the formwork base, and reinforce the supporting edge formwork;

[0050] 4. The hoisting of the prefabricated formwork should first be carried out by laying out the lines and positioning, and then hoisting should be carried out according to the installation order and corresponding numbers of the formwork components. First, the prefabricated formwork should be aligned with the positioning line and lowered vertically. The coordinating personnel should prepare manual tools to cooperate in positioning, install the support rods, adjust the flatness and verticality, and then fix the support. Before hoisting, a manual scaffolding should be set up and safety protection should be provided. Then, concrete should be poured into the reserved grouting holes in the formwork to complete the construction of the main structure.

[0051] In summary, the formwork column composed of the multi-faceted shell walls in the above embodiments of the utility model is cast into an outer shell through four groups of formworks 1, and the strength after pouring cement, that is, the strength of the cast-in-place body, is strengthened by the steel composite 4, thereby reducing the expansion and deformation of the cast-in-place body in the later stage. In addition, the limitations of the mold are reduced through the assembly and combination of the four groups of formworks 1 and the connection and welding of the steel composite 4, thereby effectively controlling the quality after pouring and reducing the production cost.

[0052] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0053] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A formwork column composed of multi-faceted shell walls, characterized in that: include: Four groups Formwork, wherein four groups of the formwork are spliced ​​together to form a rectangular formwork shell, a cast-in-place body space is provided in the middle of the formwork, and a plurality of positioning holes are provided on the side walls of the four groups of the formwork, and the positioning holes on the relatively arranged formworks are arranged correspondingly; Two steel bar composites are provided on each group of the mold shells, and the two steel bar composites are symmetrically arranged on the side wall of the mold shell. The two steel bar composites are welded into a whole by connecting steel bars, and the whole is provided with a tensioning tube and a tensioning hoop; Among them, the tension tubes and the tension hoops connect the relatively arranged formworks through the positioning holes, the cast-in-place body space is used for pouring cement, and the four groups of formworks and the two symmetrically arranged steel bar composites are used to support the strength of the cement after pouring.

2. The formwork column composed of multi-faceted shell walls according to claim 1 is characterized in that: The steel bar composite includes longitudinal angle bars, longitudinal side bars, rectangular stirrups, composite stirrups, formwork longitudinal angle bars, formwork longitudinal side bars and formwork rectangular stirrups. The longitudinal angle bars, longitudinal side bars, rectangular stirrups and composite stirrups are connected as a whole. The formwork longitudinal angle bars, longitudinal side bars and formwork rectangular stirrups are connected as a whole.

3. The formwork column composed of multiple shell walls according to claim 2, characterized in that: The longitudinal angle bars and the longitudinal side bars are both arranged vertically, the rectangular stirrups are arranged on the outer walls of the longitudinal angle bars and the longitudinal side bars, and the composite stirrups are used to stir the longitudinal angle bars and the longitudinal side bars.

4. The formwork column composed of multiple shell walls according to claim 2, characterized in that: The mold shell longitudinal angle bars and the mold shell longitudinal side bars are both vertically arranged and arranged on one side of the longitudinal angle bars and the longitudinal side bars, and the mold shell rectangular stirrups are used to stirrup the mold shell longitudinal angle bars and the mold shell longitudinal side bars.

5. The formwork column composed of multi-faceted shell walls according to claim 2, characterized in that: The longitudinal angle bars, the longitudinal side bars and the rectangular stirrups are arranged vertically and staggered, and the longitudinal angle bars, the longitudinal side bars and the rectangular stirrups of the formwork are arranged vertically and staggered.

6. The formwork column composed of multiple shell walls according to claim 2, characterized in that: The longitudinal angle bars of the formwork, the longitudinal side bars of the formwork and the rectangular stirrups are arranged vertically and staggered, and the longitudinal angle bars of the formwork, the longitudinal side bars of the formwork and the rectangular stirrups of the formwork are arranged vertically and staggered.

7. The formwork column composed of multiple shell walls according to claim 2, characterized in that: The top of the longitudinal angle reinforcement is bent.

8. The formwork column composed of multiple shell walls according to claim 2, characterized in that: There are at least three groups of longitudinal side bars on each group of the steel bar composites.

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