CN219175876U - Horseshoe-shaped tool for forming small hole of concrete foundation by civil engineering - Google Patents
Horseshoe-shaped tool for forming small hole of concrete foundation by civil engineering Download PDFInfo
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- CN219175876U CN219175876U CN202223326241.4U CN202223326241U CN219175876U CN 219175876 U CN219175876 U CN 219175876U CN 202223326241 U CN202223326241 U CN 202223326241U CN 219175876 U CN219175876 U CN 219175876U
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Abstract
The utility model provides a horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation, which comprises the following components: the device comprises a U-shaped rod piece, a first connecting rod, a second connecting rod and a third connecting rod; the first rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece, the second rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively, and the third rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively; the first connecting rod and the second connecting rod are positioned on one side of the U-shaped rod piece, and the third connecting rod is positioned on the other side of the U-shaped rod piece; the utility model can take out the core mould by utilizing the lever principle, is convenient, quick and high in work efficiency, shortens the construction period, can be used in a turnover way, and improves the utilization rate of materials.
Description
Technical Field
The utility model relates to the technical field of civil engineering construction, in particular to a horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
For some nuclear power projects, on concrete foundations and floors of conventional island turbine plants, circulating water pump houses and the like, a large number of small holes and plane dimensions are designed due to equipment installation requirements: about 100mm, depth: 500 mm-900 mm different, shape: square or rectangular.
Before the concrete of the foundation or the floor slab is poured, the overlapped battens are wrapped by the extruded sheet to be used as the core mould due to the hole reservation requirement, and after the concrete is poured, the core mould is removed after the concrete is formed and finally set, so that the equipment is convenient to install in place.
The inventor finds that the core mold is difficult to disassemble under the action of the adhesive force between the concrete and the core mold due to the small section of the hole and the large hole depth; the conventional method is that tools such as a crowbar and an electric pick are adopted to remove the core mould, the method is rough, the efficiency is low, the construction period is long, and the equipment installation time is restricted; and because the core mould is destroyed when being dismantled, the turnover use can not be realized, the material waste is caused, and the cost is higher.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides the horseshoe-shaped tool for the small hole forming of the civil engineering demolition concrete foundation, which can take out the core mold by utilizing the lever principle, is convenient, quick and high in work efficiency, shortens the construction period, can be used in a turnover way, and improves the utilization rate of materials.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation.
A horseshoe-shaped tool for forming a square for a small hole of a civil engineering demolition concrete foundation, comprising: the device comprises a U-shaped rod piece, a first connecting rod, a second connecting rod and a third connecting rod;
the first rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece, the second rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively, and the third rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively;
the first connecting rod and the second connecting rod are positioned on one side of the U-shaped rod piece, and the third connecting rod is positioned on the other side of the U-shaped rod piece.
As an optional implementation manner of the first aspect of the present utility model, a distance between the first link and the second link is a set value.
As an optional implementation manner of the first aspect of the present utility model, the first connecting rod, the second connecting rod and the third connecting rod are parallel to each other.
As an optional implementation manner of the first aspect of the present utility model, the distances between the first connecting rod and the third connecting rod and the second connecting rod are the same along the directions of the two parallel rods of the U-shaped rod piece.
As an optional implementation manner of the first aspect of the present utility model, the first rod, the second connecting rod and the third connecting rod are welded and fixed with the U-shaped rod respectively.
The second aspect of the utility model provides a horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation.
A horseshoe-shaped tool for forming a square for a small hole of a civil engineering demolition concrete foundation, comprising: the first rod piece, the second rod piece, the third rod piece, the first connecting rod, the second connecting rod and the third connecting rod;
the first rod piece is parallel to the second rod piece, the first end of the second rod piece is connected with the first end of the first rod piece, the second end of the second rod piece is connected with the second end of the second rod piece, the connection line between the first end of the first rod piece and the first end of the second rod piece is a first connection line, the connection line between the second end of the first rod piece and the second end of the second rod piece is a second connection line, and the first connection line is parallel to the second connection line;
the first rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively, the second rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively, and the third rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively;
the first connecting rod and the second connecting rod are positioned on one side of the first rod piece and the second rod piece, and the third connecting rod is positioned on the other side of the first rod piece and the second rod piece.
As an optional implementation manner of the second aspect of the present utility model, the distance between the first connecting rod and the second connecting rod is a set value, the third rod is an arc rod, and the first rod, the second rod and the third rod are integrally formed or fixedly connected by welding.
As an optional implementation manner of the second aspect of the present utility model, the first link, the second link and the third link are parallel to each other.
As an optional implementation manner of the second aspect of the present utility model, the first connecting rod and the third connecting rod are the same distance from the second connecting rod along the directions of the two parallel rods of the U-shaped rod member.
As an optional implementation manner of the second aspect of the present utility model, the first rod, the second connecting rod and the third connecting rod are welded and fixed with the U-shaped rod respectively.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model creatively provides a square horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation, which can take out a core mold by utilizing a lever principle, is convenient and quick, has high work efficiency, shortens the construction period, can be used in a turnover way, and improves the utilization rate of materials.
2. The utility model creatively provides a square horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation, which can realize quick removal of a core mold by only needing a plurality of interconnecting rods and has lower cost.
Additional aspects of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a front view of a horseshoe-shaped tool of a timber for forming small holes in a civil engineering demolition concrete foundation provided in example 1 of the present utility model;
FIG. 2 is a side view of a horseshoe-shaped tool of a timber for forming small holes in a civil engineering demolition concrete foundation provided in example 1 of the present utility model;
FIG. 3 is a schematic illustration of the horseshoe shaped tool according to embodiment 1 of the present utility model;
FIG. 4 is a detailed view of the node in FIG. 3 provided in embodiment 1 of the present utility model;
wherein, the 1-U-shaped rod piece; 2-a first rod member; 3-a second rod; 4-a third bar; 5-core mold; 6-holes; 7-crowbar; 8-fulcrum.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
Embodiments of the utility model and features of the embodiments may be combined with each other without conflict.
Example 1:
as shown in fig. 1 and 2, embodiment 1 of the present utility model provides a horseshoe-shaped tool for forming a small hole in a civil engineering demolition concrete foundation, comprising: the device comprises a U-shaped rod piece 1, a first connecting rod 2, a second connecting rod 3 and a third connecting rod 4;
the first rod piece 2 is vertically and fixedly connected with two parallel rods of the U-shaped rod piece 1, the second rod piece 3 is vertically and fixedly connected with two parallel rods of the U-shaped rod piece 1 respectively, and the third rod piece 4 is vertically and fixedly connected with two parallel rods of the U-shaped rod piece 1 respectively;
the first connecting rod 2 and the second connecting rod 3 are positioned on one side of the U-shaped rod piece 1, and the third connecting rod 4 is positioned on the other side of the U-shaped rod piece 1.
In the present embodiment, the distance between the first link 2 and the second link 3 is set to be a set value, and in the present embodiment, 30mm is preferable.
In this embodiment, the first connecting rod 2, the second connecting rod 3 and the third connecting rod 4 are parallel to each other, and the first connecting rod 2, the second connecting rod 3 and the third connecting rod 4 are all round tubes with diameters of 12mm.
In this embodiment, the U-shaped rod 1 is a round rod.
In this embodiment, the distances between the first connecting rod 2 and the third connecting rod 4, and between the second connecting rod 3 are the same along the direction of parallel rods of the U-shaped rod piece 1, and are all 30mm.
In this embodiment, the first rod 2, the second connecting rod 3 and the third connecting rod 4 are welded and fixed with the U-shaped rod 1, respectively.
As shown in fig. 3 and 4, the core mold 6 is fixed in the hole 5, and the core mold 6 is taken out of the hole 5 by the cooperation of the crow bar 7 and the fulcrum 8.
Specifically, before the concrete pouring of the foundation or the floor slab, a 10mm extruded sheet is adopted to wrap the overlapped battens to form a core mould with reserved small holes, after the concrete pouring molding and final setting, a special horseshoe-shaped tool is used for clamping the upper part of the core mould 6, a 1m long frame pipe or other steel rod pieces are used as power arms, one end of each power arm stretches into the lower part of a round steel bar on the upper part of the horseshoe-shaped tool, the other end of each power arm is lifted through a backing plate, a lever is formed, the labor force is reduced, and the core mould is tilted.
The specific process flow comprises the following steps: hole core mould size lofting, wood square superposition, iron nail connection, plastic tape winding, core mould installation, concrete pouring and curing, horseshoe-shaped tool clamping the upper part of the core mould, pipe support or other steel rod piece power arm positioning, manual power pressing of the power arm, and core mould tilting.
Compared with the prior art, the scheme of this embodiment can show the efficiency that the workman took out the mandrel, and the mandrel can have enough to meet the need the use, and actual income estimates, includes:
2860×1.8×260/8=16.73 ten thousand yuan, wherein, the core mould is about to be dismantled to the similar hole of No. 1, no. 2 main building, circulating water pump house: 2860 (circulation water pump house: 1800, no. 1, no. 2 main building: 1060), the original construction method demolish the mandrel efficiency: 2 h/one, the construction efficiency of the achievement after use: 0.2 h/min, saving efficacy: 1.8 h/min; the rated woodworking construction is as follows: 260 yuan/day.
Example 2:
the embodiment 2 of the utility model provides a horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation, which comprises the following components: the first rod piece, the second rod piece, the third rod piece, the first connecting rod, the second connecting rod and the third connecting rod;
the first rod piece is parallel to the second rod piece, the first end of the second rod piece is connected with the first end of the first rod piece, the second end of the second rod piece is connected with the second end of the second rod piece, the connection line between the first end of the first rod piece and the first end of the second rod piece is a first connection line, the connection line between the second end of the first rod piece and the second end of the second rod piece is a second connection line, and the first connection line is parallel to the second connection line;
the first rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively, the second rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively, and the third rod piece is vertically and fixedly connected with the first rod piece and the second rod piece respectively;
the first connecting rod and the second connecting rod are positioned on one side of the first rod piece and the second rod piece, and the third connecting rod is positioned on the other side of the first rod piece and the second rod piece.
In this embodiment, the distance between the first link and the second link is a set value, the third rod is an arc rod, and the first rod, the second rod and the third rod are integrally formed or fixedly connected by welding.
In this embodiment, the first connecting rod, the second connecting rod and the third connecting rod are parallel to each other, and along the directions of the two parallel rods of the U-shaped rod piece, the distances between the first connecting rod and the second connecting rod are the same, and the first rod piece, the second connecting rod and the third connecting rod are welded and fixed with the U-shaped rod respectively.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. A horseshoe-shaped tool for forming a small hole of a civil engineering demolition concrete foundation is characterized in that,
comprising the following steps: the device comprises a U-shaped rod piece, a first connecting rod, a second connecting rod and a third connecting rod;
the first rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece, the second rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively, and the third rod piece is vertically and fixedly connected with the two parallel rods of the U-shaped rod piece respectively;
the first connecting rod and the second connecting rod are positioned on one side of the U-shaped rod piece, and the third connecting rod is positioned on the other side of the U-shaped rod piece.
2. A timber horseshoe shaped tool for small hole forming for civil engineering demolition concrete foundation as claimed in claim 1, wherein,
the distance between the first connecting rod and the second connecting rod is a set value.
3. A timber horseshoe shaped tool for small hole forming for civil engineering demolition concrete foundation as claimed in claim 1, wherein,
the first connecting rod, the second connecting rod and the third connecting rod are mutually parallel.
4. A timber horseshoe shaped tool for small hole forming for civil engineering demolition concrete foundation as claimed in claim 1, wherein,
the distance between the first connecting rod and the third connecting rod is the same as that between the second connecting rod along the directions of the two parallel rods of the U-shaped rod piece.
5. A timber horseshoe shaped tool for small hole forming for civil engineering demolition concrete foundation as claimed in claim 1, wherein,
the first rod piece, the second connecting rod and the third connecting rod are respectively welded and fixed with the U-shaped rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326241.4U CN219175876U (en) | 2022-12-09 | 2022-12-09 | Horseshoe-shaped tool for forming small hole of concrete foundation by civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223326241.4U CN219175876U (en) | 2022-12-09 | 2022-12-09 | Horseshoe-shaped tool for forming small hole of concrete foundation by civil engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219175876U true CN219175876U (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223326241.4U Active CN219175876U (en) | 2022-12-09 | 2022-12-09 | Horseshoe-shaped tool for forming small hole of concrete foundation by civil engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219175876U (en) |
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2022
- 2022-12-09 CN CN202223326241.4U patent/CN219175876U/en active Active
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