CN111926996B

CN111926996B - Prefabricated wall component with board of encorbelmenting

Info

Publication number: CN111926996B
Application number: CN202010914158.5A
Authority: CN
Inventors: 张猛; 马钊; 徐鑫
Original assignee: Sany Construction Technology Co Ltd
Current assignee: Sany Construction Technology Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-01-01
Anticipated expiration: 2040-09-03
Also published as: CN111926996A

Abstract

The utility model provides a prefabricated wall component with board of encorbelmenting, its characterized in that includes: the wall comprises a first blade plate and a second blade plate which are formed by concrete, the first blade plate and the second blade plate are connected through a connecting assembly, the first blade plate and the second blade plate are arranged at intervals to form a cavity, and the cavity is used for casting the concrete in situ; the at least one cantilever plate is arranged on the outer surface of the first blade plate or the second blade plate; one end of the dowel extends into the cantilever plate, and the other end of the dowel extends through the first blade plate and the cavity to the second blade plate. The stable pre-anchoring form is initially formed by the substantially straight reinforcing bars being directly anchored in the first and second blades. And through the pouring of the cavity in the construction stage, the dowel bars in the cavity are further anchored, the stability of the anchoring of the cantilever plate is effectively improved, the structure is simple, and the production is convenient.

Description

Prefabricated wall component with board of encorbelmenting

Technical Field

The invention relates to the field of prefabricated building components, in particular to a prefabricated wall component with a cantilever plate.

Background

With the rapid development of the field of assembly type buildings, the prefabricated members of simple form have not been able to meet the needs of people. For example, in the building form with a bay window, if a cast-in-place bay window plate is adopted, a template needs to be arranged on a construction site, and the construction difficulty is increased. In addition, for the laminated prefabricated wall element comprising the inner blade plate, the outer blade plate and the cavity, because the cavity is arranged between the blade plates, how to stably prefabricate the bay window plate on the laminated prefabricated wall element without increasing the prefabrication difficulty is a technical problem faced by the technical personnel in the field.

Disclosure of Invention

In order to solve the above technical problem, the present disclosure provides a prefabricated component with a cantilever plate.

According to the present disclosure, there is provided a prefabricated wall component with a cantilever plate, comprising:

the wall comprises a first blade plate and a second blade plate which are formed by concrete, wherein the first blade plate and the second blade plate are connected through a connecting assembly, the first blade plate and the second blade plate are arranged at intervals to form a cavity, and concrete is poured in place in the cavity;

a cantilever plate disposed on an outer surface of the first or second leaf;

and one end of the dowel extends into the cantilever plate, and the other end of the dowel extends through the first blade plate and the cavity until the second blade plate.

The stable pre-anchoring form is initially formed by the substantially straight reinforcing bars being directly anchored in the first and second blades. And through the pouring of the cavity in the construction stage, the dowel bars in the cavity are further anchored finally, and the anchoring stability of the cantilever plate is effectively improved. In addition, the approximately straight reinforcing steel bars penetrate through the first blade plate and the second blade plate, connecting areas do not need to be reserved on the prefabricated superposed wall component, the first blade plate and the second blade plate can be manufactured on the die table by using the same die, the production process is simplified, and the production efficiency is improved.

According to at least one embodiment of the present disclosure, the first and second blades include through holes at positions corresponding to the dowels, the dowels extending through the through holes.

According to at least one embodiment of the present disclosure, the through hole includes a stabilizing member therein, the stabilizing member wrapping the dowel within the through hole.

According to at least one embodiment of the present disclosure, a reinforcing rib is provided around the through-hole of the first or second louver, and the reinforcing rib is connected with the connection assembly.

According to at least one embodiment of the present disclosure, the reinforcing bead is an annular reinforcing bead surrounding the through-hole.

According to at least one embodiment of the present disclosure, an anchoring member is provided on the dowel for anchoring the dowel in the first blade or the second blade.

According to at least one embodiment of the present disclosure, the anchor includes an anchor portion and a gap formed between the anchor portion.

According to at least one embodiment of the present disclosure, an opening is provided in the wall, the opening extends through the first blade and the second blade, the first blade and the second blade form a cross section at the opening, the overhanging plate is a floating window plate, the floating window plate is disposed along the opening, and a surface of the floating window plate facing the opening is flush with the cross section.

According to at least one embodiment of the present disclosure, a blocking member is provided in the cavity of the prefabricated wall element, the blocking member extending in a transverse direction of the cavity to divide the cavity into an unblocked area and a blocked area.

According to at least one embodiment of the present disclosure, the blocking member is a steel wire mesh or a heat insulation plate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1A is a schematic view of a prefabricated laminated wall element of one form of the present disclosure;

FIG. 1B is a schematic view of another form of prefabricated laminated wall element of the present disclosure;

FIG. 2 is a schematic view of a prefabricated laminated wall unit with cantilever panels according to the present disclosure;

FIG. 3 is a schematic view of a prefabricated laminated wall unit with through holes according to the present disclosure;

FIG. 4 is a partial view of a prefabricated laminated wall element of the present disclosure with a stabilizing member disposed within the through-hole;

FIG. 5 is a schematic view of a prefabricated laminated wall unit with reinforcing ribs according to the present disclosure;

FIG. 6 is a schematic view of a tendon provided with an anchor of the present disclosure;

FIG. 7A is a schematic view of an anchor of the present disclosure;

fig. 7B is a schematic view of another anchor of the present disclosure;

fig. 8 is a schematic view of a prefabricated laminated wall element with louvers according to the present disclosure.

Description of reference numerals:

100-prefabricating a superposed wall member; 110-a first leaf; 120-a second leaf plate; 130-a cavity; 140-a connecting assembly; 141-a first rebar mesh; 142-a second rebar mesh; 143-connecting reinforcement 144-first transverse bar; 145-second transverse bar; 146-a stirrup; 150-a via; 151-stabilizing member; 160-reinforcing ribs; 170-opening; 180-a barrier; 190-a blocking part; 200-cantilever plate; 300-inserting ribs; 310-an anchor member; 400-a bay window panel; 410-a bottom surface; section 111.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

When the prefabricated laminated wall component needs to be provided with the overhanging plate, for example, the overhanging plate can be a unit of an air conditioner overhanging plate, a floating window plate and the like which extends out of the plane of the prefabricated component, usually, the overhanging units are not in the same plane with the component body (the prefabricated laminated wall component), the production on a mould table is complicated, and how to anchor the overhanging part on the component body stably is also a technical problem faced by technical personnel.

As shown in fig. 1, fig. 1A is a type of prefabricated laminated wall element, in which a prefabricated laminated wall element 100 includes a first blade 110 and a second blade 120, which are spaced apart from each other to form a cavity 130, and are connected by a connecting assembly 140. The formed cavity 130 can reduce the weight of the prefabricated components, is easy to hoist during installation and construction, and when a plurality of prefabricated superposed wall components form a continuous building wall body, the post-cast concrete in the cavity forms a continuous interface to form a continuous structure body and can play an effective waterproof role.

The prefabricated laminated wall element 100 is typically formed on a formwork table, wherein the first and

second leaves

110, 120 are preferably formed of concrete material. The connecting assembly 140 is a steel bar cage or a connecting body composed of steel bars, and the connecting assembly 140 can not only enhance the strength of the blade plate, but also play a role in connecting the two blade plates, so that the blade plates are formed into a spaced form. Specifically, the connection assembly 140 includes a first reinforcing mesh 141 and a second reinforcing mesh 142, the first reinforcing mesh 141 is embedded in the first blade 110, the second reinforcing mesh 142 is embedded in the second blade 120, and the connection reinforcing bars or truss reinforcing bars 143 are disposed between the first reinforcing mesh 141 and the second reinforcing mesh 142, and are used for connecting the first blade 110 and the second blade 120.

In another specific embodiment, as shown in FIG. 1B, the connection assembly 140 includes a first transverse rib 144 and a second transverse rib 145, the first transverse rib 144 disposed within the first blade 110, the second transverse rib 145 disposed within the second blade 120, and a stirrup 146 connecting the first transverse rib 144 and the second stirrup 145 such that the first blade and the second blade form a spaced apart pattern.

As shown in fig. 2, fig. 2 shows a prefabricated laminated wall element with cantilever panels. The cantilever plate 200 is provided on the outer surface of the first leaf 110 of the prefabricated laminated wall element 100. In this application, "outer surface" for a louver refers to the surface of the louver facing the outside of the component, and "inner surface" for a louver refers to the surface of the louver facing the cavity. The cantilever plate 200 is a substantially rectangular unit made of a concrete material having a certain thickness.

The cantilever plate 200 is connected with the prefabricated laminated wall member 100 by a dowel 300. One end of the dowel bar 300 extends into the cantilever plate 200, and the other end of the dowel bar 300 extends through the first blade 110 and the cavity 130 to the inside of the second blade 120. The end of the steel bar 300 extending into the prefabricated overlapped wall member 100 is not bent to increase the anchoring length, but is directly anchored in the first and second blades by a substantially straight steel bar, thereby primarily forming a stable pre-anchoring form. And through the pouring of the cavity in the construction stage, the final anchoring is further obtained through the dowel bars of the cavity, and the stable anchoring of the cantilever plate is effectively increased. In addition, the approximately straight reinforcing steel bars penetrate through the first blade plate and the second blade plate, connecting areas do not need to be reserved on the prefabricated superposed wall component, the first blade plate and the second blade plate can be manufactured on the die table by using the same die, the production process is simplified, and the production efficiency is improved.

Preferably, the reinforcing rods 300 may be arranged along the end surface of the cantilever plate 200 connected to the prefabricated laminated wall unit 100. The dowel 300 may be made of rebar or other metallic material.

Preferably, as shown in fig. 3, fig. 3 shows prefabricated laminated wall elements with through holes. Through holes 150 are provided in the first blade 110 and the second blade 120 at positions corresponding to the predetermined positions where the cantilever plates are provided. The through-hole 150 penetrates the first blade to the second blade. The dowel 300 extends through the through hole 150. The through holes 150 reserved on the blade plates are beneficial to inserting the inserted ribs 300 into the blade plates, the inserting positions of the inserted ribs can be preset by the reserved through holes, the inserted ribs are anchored according to the preset path, and the anchoring precision is improved.

The bar 300 passing through the through hole 150 has one end connected to the prefabricated overlapped wall member 100 and the other end connected to the cantilever plate 200. The dowel 300 forms a firm connection between the prefabricated superposed wall member 100 and the overhanging plate 200 through the wrapping force of the leaf plate concrete and the overhanging plate concrete on the dowel 300.

Preferably, as shown in fig. 4, fig. 4 shows a partial view of a prefabricated laminated wall element with stabilizing members disposed in the through-holes. The fixing member 151 is disposed inside the through hole 150, and the fixing member 151 wraps the insertion rib 300 at the inside and abuts against the inner wall of the through hole 150 at the outside. The stabilizing member may be made of a plastic or elastic material that may have a certain deformation without breaking, for example foam, plastic, rubber, wood, etc. may be chosen. The dowel bars can be primarily stabilized by the stabilizing members 151 in the production process, so that the positions of the dowel bars are set at predetermined positions without being changed.

Preferably, as shown in fig. 5, fig. 5 shows prefabricated laminated wall units with reinforcing bars. Reinforcing ribs 160 are disposed around the through holes 150 in the first and

second blades

110 and 120, and the reinforcing ribs 160 are preferably connected to the first reinforcing mesh 141 or the first transverse rib 144 or the second reinforcing mesh 142 or the second transverse rib 145, as will be understood by those skilled in the art, the connection form may include welding, binding or mutual restraint between the reinforcing bars. Through setting up strengthening rib 160, can avoid the concrete around through-hole 150 to be destroyed because of the atress, also can strengthen the intensity that prefabricated coincide wall component set up the leaf board of overhanging board position region through setting up strengthening rib 160 simultaneously.

Preferably, the reinforcing rib 160 is a ring-shaped reinforcing bar or a ring-shaped metal pipe surrounding the through-hole 150.

Preferably, the reinforcing bars 160 are reinforcing bars disposed along the transverse direction (from inside to outside as shown) of the prefabricated building elements at the upper or lower portions of the through-holes 150.

Preferably, as shown in fig. 6, fig. 6 shows a tendon provided with an anchor. The insertion bar 300 is inserted into an end portion or a vicinity of an end portion of one end of the blade, and an anchor 310 is provided in a direction perpendicular to an extending direction of the insertion bar 300, wherein the anchor 310 may be an anchoring plate or an anchoring bar. The anchoring member 310 can enhance the combination force of the dowel 300 and the blade.

Preferably, the anchor 310 is not fully continuous or notched, as shown in fig. 7, which illustrates a preferred anchor 310 in fig. 7. Fig. 7 shows the direction in which the shape of the anchor 310 is viewed in the extending direction of the tendon 300. Through the arrangement of the non-continuous or notched anchoring member 310, the extruded stabilizing member 151 can be discharged or plastically regulated again in the through hole 150 during the insertion of the dowel 300 into the stabilizing member 151, so that the anchoring force of the dowel 300 can be enhanced, and the insertion of the dowel is facilitated.

In the above embodiments, the insertion of the dowel 300 into the through hole 150 of the corresponding end of the prefabricated laminated wall member 100 may be covered by concrete, that is, the outer surface of the corresponding end of the prefabricated laminated wall member 100 has continuous concrete covering through holes at the positions corresponding to the through holes, so as to prevent the end of the dowel 300 from being left on the outer surface of the corresponding end of the corresponding end of the.

In one particular embodiment, as shown in FIG. 8, FIG. 8 shows a prefabricated laminated wall element with louvers. The prefabricated superimposed wall element shown in fig. 8 is a vertical sectional view of the element, and the illustrated left-right direction is the thickness direction of the element, and the illustrated up-down direction is the height direction of the element. The prefabricated laminated wall element 100 includes a hole 170 opened in the first and

second blades

110 and 120, wherein the hole 170 penetrates the first and

second blades

110 and 120. The opening 170 is a window required for construction. The louver 400 is provided on the outer surface of the first louver 110.

Around the hole 170, the upper edge of the fluttering panel 400 is preset, and the first and

second blades

110 and 120 form a flush profile 111. One end face of the louver 400 abuts against the outer face of the first vane 110, and the bottom face 410 (the face facing the opening) of the louver 400 is flush with the section 111 formed by the vanes. The section parallel and level that the bottom surface, first louver and the second louver of wafting board 400 formed can be convenient for support the mould in process of production, and the three unit that forms on a plane can only support a plane mould can, saves production time greatly.

The bay window panel 400 is connected to the prefabricated superimposed wall element 100 by means of the dowel 300. The first vane 110 and the second vane 120 are provided with through holes 150 at predetermined positions corresponding to the position where the louver plates 400 are provided. The through hole 150 penetrates the first vane or the second vane. The dowel 300 extends through the through hole 150. The through-hole 150 may be a round hole or a square hole.

Preferably, the through-hole 150 is disposed along an upper edge of the opening 170.

Preferably, the through holes 150 are arranged parallel to the cross section.

Preferably, the distance between the through hole 150 and the plane of the cross section is a, and the length of a is: a is more than or equal to 50 and less than or equal to 100.

Preferably, a stop 180 is provided within the cavity 130 of the prefabricated laminated wall element 100. The barriers 180 extend in the cavity 130 in a cavity transverse direction dividing the cavity 130 into an unblocked area and a blocked area, as shown in fig. 8, the cavity areas above the barriers 180 are unblocked areas and the cavity areas below are blocked areas. The plugging region is filled with a plugging material to form a plugging portion 190. The blocking portion 190 serves to anchor the tendon 130 and also to block the cavity at the edge of the opening 170.

Preferably, the blocking member 180 may be made of one or more of the following materials, such as steel wire mesh, a quick and easy binding net, an insulation board, a wood board, a foam board, etc. The blocking member 180 is embedded in the first and

second blades

110 and 120.

Preferably, the blocking member 180 is coupled to the coupling assembly 140 to enhance blocking strength.

Preferably, stabilizing members are provided within the through-holes 150.

Preferably, the prefabricated laminated wall element 100 includes reinforcing tendons.

Preferably, the tendon 300 comprises an anchor.

In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. The utility model provides a prefabricated wall component with board of encorbelmenting which characterized in that includes:

the cantilever plate is arranged on the outer surface of the first blade plate or the second blade plate;

2. The precast wall element with cantilever plate according to claim 1, wherein the first and second blades include through holes at positions corresponding to the insertion ribs, through which the insertion ribs extend.

3. The precast wall element with cantilever plates according to claim 2, wherein the through hole includes a stabilizing member therein, the stabilizing member wrapping the dowel inside the through hole.

4. The precast wall element with the cantilever plate according to claim 2, wherein a reinforcing bar is provided around the through-hole of the first or second vane, and the reinforcing bar is connected with the connection member.

5. The precast wall element with the cantilever plate according to claim 4, wherein the reinforcing bar is a ring-shaped reinforcing bar surrounding the through-hole.

6. A prefabricated wall element with overhanging board according to claim 1 wherein said tendons are provided with anchors for anchoring said tendons in said first or second leaf.

7. The precast wall element with cantilever slab of claim 6, wherein the anchor comprises an anchor portion and a gap formed between the anchor portion.

8. The prefabricated wall component with an overhanging panel of claim 1 wherein the wall is provided with an opening extending through the first and second louvers, the first and second louvers forming a break at the opening, the overhanging panel is a fluttering panel disposed along the opening with a surface of the fluttering panel facing the opening being flush with the break.

9. The precast wall element with cantilever panels according to claim 8, wherein a blocking member is provided in the cavity of the precast wall element, the blocking member extending in a transverse direction of the cavity to divide the cavity into an unblocked area and a blocked area.

10. A prefabricated wall element with overhanging board according to claim 9 wherein the blocking piece is a steel mesh or an insulation board.