CN211691109U

CN211691109U - Prefabricated parapet structure of mechanical engagement formula

Info

Publication number: CN211691109U
Application number: CN201922038528.9U
Authority: CN
Inventors: 程海江; 张琰琰; 张孛君; 王艳龙
Original assignee: Shanghai Pukai Prefabricated Building Technology Co ltd
Current assignee: Shanghai Pukai Prefabricated Building Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-16
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to a mechanical meshing type prefabricated parapet structure, which comprises a prefabricated parapet, an anchor head pre-embedded at the bottom of the prefabricated parapet and an anchor head groove pre-embedded at the fixed end of the prefabricated parapet, wherein a first steel plate is pre-embedded at the bottom of the prefabricated parapet, and the anchor head is welded on the first steel plate and protrudes out of the bottom of the prefabricated parapet; the anchor heads are arranged at the bottom of the prefabricated parapet wall in a staggered mode; a second steel plate is embedded at the fixed end of the prefabricated parapet wall, and an anchor head groove is welded on the second steel plate in a concave manner; the anchor head grooves are arranged in a staggered mode at the fixed end of the prefabricated parapet wall. The utility model adopts the steel structure mechanical meshing type connection method, and the precision is easy to guarantee; the anchor heads and the anchor head grooves are correspondingly arranged in a staggered manner, so that the bending resistance of the parapet wall is improved, and the safety is high; the field workload is reduced, and the labor is saved.

Description

Prefabricated parapet structure of mechanical engagement formula

Technical Field

The utility model belongs to the building engineering field relates to a building parapet, especially relates to a prefabricated parapet structure of mechanical engagement formula.

Background

At present, in the industrialized building, the prefabricated building is divided into the following parts according to the difference of the materials of the prefabricated components of the structural system: fabricated concrete buildings, fabricated steel structure buildings and fabricated wood structure buildings. Prefabricated parapet is the important component among the assembled concrete building, and among the conventional art, prefabricated parapet need pre-buried grout sleeve, and the reinforcing bar needs to be reserved on major structure wall (roof beam) top. The prefabricated parapet is connected with the reserved steel bars on the top of the main structure wall (beam) in a grouting mode through the threaded blind holes embedded in the bottom of the wall, and although the method reduces the workload of on-site formwork erecting and pouring, the bottom of the wall needs to be provided with cushion blocks and construction joints in construction, and then grouting is carried out, so that the problems that construction steps are complex, quality is difficult to guarantee, and cost is high exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a prefabricated parapet structure of installation convenient, guarantee precision, structural strength height, safe economy.

In order to achieve the purpose, the utility model adopts the technical proposal that: the prefabricated parapet comprises a prefabricated parapet, an anchor head pre-embedded at the bottom of the prefabricated parapet and an anchor head groove pre-embedded at the fixed end of the prefabricated parapet, wherein a first steel plate is pre-embedded at the bottom of the prefabricated parapet, and the anchor head is welded on the first steel plate and protrudes out of the bottom of the prefabricated parapet; the anchor heads are arranged at the bottom of the prefabricated parapet wall in a staggered mode; a second steel plate is embedded in the fixed end of the prefabricated parapet wall, and the anchor head groove is welded on the second steel plate; the anchor head grooves and the anchor heads are distributed on the fixed end of the prefabricated parapet wall in a staggered mode correspondingly.

As the utility model relates to a prefabricated parapet structure of mechanical engagement formula further improves, the anchor head comprises anchor head slender rod and anchor head top, and all anchor heads are crisscross to be distributed prefabricated parapet bottom.

As a further improvement of the mechanical meshing type prefabricated parapet structure of the utility model, the anchor head groove is composed of an upper anchor hole and a lower groove, and the anchor hole is divided into an anchor hole expanding end and an anchor hole narrow end; the groove is a concave rectangular groove.

As a further improvement of the mechanical engagement type prefabricated parapet structure, the expanded end width is greater than the diameter at the top of the anchor head, the narrow end width is greater than the diameter of the thin rod of the anchor head.

The utility model discloses beneficial effect for prior art is: the prefabricated parapet of the utility model adopts the steel structure mechanical meshing type connection, the processing of the embedded part is convenient, and the structural strength is high; in the construction of manufacturing the prefabricated parapet wall structure, cushion blocks, plugging construction and the like are not needed, so that the field workload and the working difficulty are reduced, and the installation is convenient and fast; the anchor heads and the anchor head grooves for connection are arranged in a staggered mode, so that the bending resistance of the prefabricated parapet wall is improved, and the safety coefficient is improved.

Drawings

FIG. 1 is an exploded view of a mechanical engagement type prefabricated parapet in an embodiment of the present invention;

FIG. 2 is a top view of the wall top of the body structure of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is a schematic view of the anchor head of FIG. 1;

FIG. 5 is a schematic view of the anchor eye of FIG. 2;

the correspondence between the components and the reference numbers in the above figures is as follows:

in the drawings: 1. prefabricated parapet, 2, prefabricated parapet stiff end, 3, first steel sheet, 4, second steel sheet, 5, anchor head, 6, recess, 7, anchor eye, 8, anchor head slender poles, 9, anchor head top, 10, anchor eye narrow end, 11, anchor eye enlarged end.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 5, a schematic structural diagram of a mechanical-engagement type prefabricated parapet is shown, which includes a prefabricated parapet 1, an anchor head 5 pre-embedded at the bottom of the prefabricated parapet, and an anchor head groove pre-embedded at a fixed end 2 of the prefabricated parapet.

Prefabricated parapet 1 is the precast concrete parapet of mill, and pre-buried first steel sheet 3 at the bottom of the wall, the welding has a plurality of decurrent anchor heads 5 on the first steel sheet 3, the bottom of outstanding prefabricated parapet 1. The anchor head 5 comprises an anchor head shank 8 and an anchor head top 9. All anchor heads 5 are staggered at the bottom of the prefabricated parapet 1.

As shown in fig. 1, 2 and 3, a second steel plate 4 is embedded in the fixed end 2 of the prefabricated parapet wall, a concave anchor head groove is arranged on the second steel plate 4, and the anchor head groove comprises an upper anchor hole 7 and a lower concave rectangular groove 6. The arrangement of anchor head groove at major structure wall top 2 is corresponding with the arrangement of anchor head 5, also is the staggered arrangement for prefabricated parapet 1 and the stable junction of prefabricated parapet stiff end 2 are stably arranged, increase wall body bending resistance, improve factor of safety.

As shown in fig. 2 and 5, the anchor hole 7 is composed of an anchor hole enlarged end 11 and an anchor hole narrow end 10, the width of the anchor hole enlarged end 11 is designed to be slightly larger than the diameter of the anchor head top 9, and the width of the anchor hole narrow end 10 is designed to be slightly larger than the diameter of the anchor head slender rod 8.

The utility model discloses a manufacturing method of mechanical structure engaged type prefabricated parapet structure includes following step:

1) pouring epoxy resin into the anchor head groove of the fixed end 2 of the prefabricated parapet wall, and coating the epoxy resin on the top of the fixed end 2 of the prefabricated parapet wall;

2) the prefabricated parapet 1 is hung to the upper part of a prefabricated parapet fixing end 2 which is poured with epoxy resin;

3) aligning the anchor head 5 at the bottom of the prefabricated parapet 1 with the anchor hole expanding end 11 of the prefabricated parapet fixing end 2, and inserting the top 9 of the anchor head into the groove 6;

4) the prefabricated parapet 1 is pushed to be in place towards the direction of the narrow end 10 of the anchor hole, so that the anchor head slender rod 8 enters the narrow end 10 of the anchor hole, the top of the anchor head is fixed in the groove 6, the connecting part of the prefabricated parapet 1 and the fixed end 2 of the prefabricated parapet is meshed with the anchor head groove through the anchor head 5, and a mechanical structure meshed prefabricated parapet structure can be installed in place.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and it should be understood that all modifications and obvious variations of the present invention as described and illustrated herein may be included within the scope of the present invention.

Claims

1. A mechanical meshing type prefabricated parapet structure is characterized by comprising a prefabricated parapet (1), an anchor head (5) pre-embedded at the bottom of the prefabricated parapet and an anchor head groove pre-embedded at a fixed end (2) of the prefabricated parapet, wherein a first steel plate (3) is pre-embedded at the bottom of the prefabricated parapet (1), and the anchor head (5) is welded on the first steel plate (3) and protrudes out of the bottom of the prefabricated parapet (1); the anchor heads (5) are arranged at the bottom of the prefabricated parapet wall (1) in a staggered mode; a second steel plate (4) is embedded in the fixed end (2) of the prefabricated parapet wall, and the anchor head groove is welded on the second steel plate (4); the anchor head grooves and the anchor heads (5) are distributed on the fixed end (2) of the prefabricated parapet wall in a staggered mode.

2. A mechanically-engaged prefabricated parapet structure according to claim 1, wherein said anchor head (5) is comprised of an anchor head shank (8) and an anchor head top (9).

3. A mechanically engaging prefabricated parapet structure according to claim 2, wherein said anchor head channel is formed by an upper anchor eye (7) and a lower recess (6).

4. A mechanically-engaged prefabricated parapet structure according to claim 3, wherein said anchor openings (7) are divided into an anchor opening enlarged end (11) and an anchor opening narrow end (10).

5. A mechanically-intermeshing prefabricated parapet structure according to claim 4, characterized in that the grooves (6) are concave rectangular grooves.

6. A mechanically-engaged prefabricated parapet structure according to claim 5, wherein said anchor eye enlarged end (11) width is greater than the diameter of said anchor head top portion (9) and said anchor eye narrow end (10) width is greater than the diameter of said anchor head shank (8).