CN202577970U - Reserved hole mold - Google Patents
Reserved hole mold Download PDFInfo
- Publication number
- CN202577970U CN202577970U CN 201220172373 CN201220172373U CN202577970U CN 202577970 U CN202577970 U CN 202577970U CN 201220172373 CN201220172373 CN 201220172373 CN 201220172373 U CN201220172373 U CN 201220172373U CN 202577970 U CN202577970 U CN 202577970U
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- CN
- China
- Prior art keywords
- preformed hole
- hole mould
- plate
- reserved hole
- concrete
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a reserved hole mold, which comprises a wood bottom plate and a wood side plate which surrounds the edge of the wood bottom plate, wherein an elastic plate is fixed on the outer surface of the wood side plate. The reserved hole mold has the advantages that because the elastic plate is fixed on the outer surface of the wood side plate of the reserved hole mold, the elastic plate can deform, and the side pressure of concrete on the wood side plate of the reserved hole mold is relieved; and therefore, even if the concrete is completely solidified, the concrete is high in strength, and the reserved hole mold can be easily withdrawn; and therefore, the concrete in the reserved hole is prevented from deforming, the reserved hole mold is prevented from being left in the reserved hole, and the dimension of the reserved hole can reach the design value.
Description
Technical field
The utility model relates to a kind of preformed hole mould, belongs to building engineering field.
Background technology
At building engineering field, according to the demand of building, usually design side can design some preformed holes, for example: on Equipment Foundations, design preformed hole, so that the stone bolt of equipment is built in preformed hole during subsequent installation equipment, equipment is played fixing effect.Following brief account is the working procedure of building and the working procedure of preformed hole thereof once:
When building is constructed, need carry out successively usually: operations such as earth excavation, assembling reinforcement, supporting template, concreting, dismounting template wherein obtain above-mentioned preformed hole in order to perform; When the supporting template; Traditional method is to splice the preformed hole mould according to the size of preformed hole with flitch, and as shown in Figure 1,11 is the sidewall of preformed hole mould; 12 is the base plate of preformed hole mould; Then the preformed hole mould is embedded in the appointed positions and the degree of depth as required, then concreting is dismantled the preformed hole mould.
If when concrete setting, the preformed hole mould is extracted, because concrete can produce lateral pressure to the sidewall of preformed hole mould, and concrete solidifies fully, and afterwards intensity is stronger; Be difficult to the preformed hole mould is extracted this moment; Can destroy preformed hole if extract by force, perhaps cause part preformed hole mould to be retained in the preformed hole, the preformed hole mould that common job site can adopt the acetylene welding calcination to leave over; So also can destroy preformed hole; Can't reach designing requirement, and handle and to leave over the preformed hole mould and also increase manpower consumption, increase construction cost; If when concrete initial set, the preformed hole mould is extracted, because concrete strength is less, concrete can deform along with it in the process of extracting, thereby also can cause preformed hole can't reach designing requirement.
Therefore, the design size that how to guarantee preformed hole is the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of the utility model provides a kind of preformed hole mould, to guarantee the design size of preformed hole.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of preformed hole mould comprise timber apron and the wooden side plate that is enclosed in said timber apron edge, and the external surface of said wooden side plate is fixed with elastic plate.
Preferably, the external surface of said timber apron is fixed with elastic plate.
Preferably, the external surface of said elastic plate is enclosed with plastic foil.
Preferably, said elastic plate is a polystyrene foam plate.
Preferably, said plastic foil is a plastic adhesive tape.
Preferably, said timber apron and said wooden side plate are the wood glue plate.
Above-mentioned background is technological relatively, and the preformed hole mould that the utility model provided comprises timber apron and the wooden side plate that is enclosed in said timber apron edge, and the external surface of said wooden side plate is fixed with elastic plate.During construction, the preformed hole mould is embedded in the appointed positions and the degree of depth, concreting then as required; After treating that concrete solidifies fully, dismounting preformed hole mould is because the wooden side plate external surface of the preformed hole mould that the utility model provided is fixed with elastic plate; Deformation can take place elastic plate alleviates the lateral pressure that concrete produces preformed hole mould wood side plate; Even after therefore concrete solidified fully, concrete strength was bigger, also can easily extract the preformed hole mould; So just avoid the generation deformation of preformed hole inner concrete and also avoided the preformed hole mould to be retained in the preformed hole, and then guaranteed that the size of preformed hole can reach design load.
Description of drawings
Fig. 1 is the structural representation of a kind of preformed hole mould that prior art provided;
The structural representation of a kind of preformed hole mould that Fig. 2 provides for the utility model embodiment;
The vertical view of a kind of preformed hole mould that Fig. 3 provides for the utility model embodiment;
The sectional view of a kind of preformed hole mould that Fig. 4 provides for the utility model embodiment.
The specific embodiment
Like Fig. 2, Fig. 3 and shown in Figure 4; The preformed hole mould that the utility model provided comprises timber apron 4 and wooden side plate 1; Wood side plate 1 is enclosed in the edge of timber apron 4, that is to say that timber apron 4 and wooden side plate 1 enclose the box of a uncovered together, is fixed with elastic plate 2 at the external surface of wooden side plate 1.
During construction, the preformed hole mould is embedded in the appointed positions and the degree of depth, concreting then as required; After treating that concrete solidifies fully, dismounting preformed hole mould is because the external surface of the wooden side plate 1 of the preformed hole mould that the utility model provided is fixed with elastic plate 2; Deformation can take place elastic plate 2 alleviates the lateral pressure that concrete produces preformed hole mould wood side plate 1, even after therefore concrete solidified fully, concrete strength was bigger; Also can easily extract the preformed hole mould; So just avoid the generation deformation of preformed hole inner concrete and also avoided the preformed hole mould to be retained in the preformed hole, and then guaranteed that the size of preformed hole can reach design load, and owing to the preformed hole mould that the utility model provided can comparatively easily be extracted; Thereby guaranteed the integrality of preformed hole mould; The preformed hole mould just can reuse like this, has reduced the making of preformed hole mould, and then has reduced construction cost.
In addition; Those skilled in the art can also be at the fixing elastic plate 2 of the external surface of timber apron 4; Elastic plate 2 generation deformation can also alleviation concrete makes the preformed hole mould extract and is more prone to the pressure that timber apron 4 produces like this, has further guaranteed the size of preformed hole.
On the basis of the foregoing description; Can also be at the external surface parcel plastic foil 3 of elastic plate 2; Because the surface of plastic foil 3 is comparatively smooth, can guarantee that the surface of preformed hole is comparatively smooth smooth, and the viscosity between plastic foil 3 and the concrete is less; Therefore treat also to be more prone to extract the preformed hole mould after concrete solidifies fully, that is to say the size that can further guarantee preformed hole.
In addition; Those skilled in the art use polystyrene foam plate as elastic plate 2 usually; Because polystyrene foam plate is a kind of comparatively general, lower-cost material, therefore use the polystyrene foam plate can be so that the cost of preformed hole mould is lower as elastic plate 2.
Those skilled in the art use plastic adhesive tape as plastic foil 3 usually; The plastic adhesive tape smooth surface and and concrete between viscosity less; The surfacing that promptly can guarantee preformed hole is smooth; The preformed hole mould is extracted and is more prone to, and can also play on elastic plate 2 fixing and wooden side plates 1 and the timber apron 4.
Because the template of job site is used the wood glue plate usually, so those skilled in the art preferably use the wood glue plate as timber apron 4 and wooden side plate 1.The preformed hole ordinary circumstance is all less, that is to say that the preformed hole mould is also less, so use remaining less wood glue plate to get final product usually, that is to say that the cost of the preformed hole mould that the utility model embodiment is provided is lower, generally is applicable to the job site.
More than the preformed hole mould that the utility model provided has been carried out detailed introduction.Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (6)
1. a preformed hole mould comprises timber apron and the wooden side plate that is enclosed in said timber apron edge, and it is characterized in that: the external surface at said wooden side plate is fixed with elastic plate.
2. preformed hole mould according to claim 1 is characterized in that: the external surface at said timber apron is fixed with elastic plate.
3. according to the described preformed hole mould of each claim of claim 1 to 2, it is characterized in that: said elastic plate is a polystyrene foam plate.
4. preformed hole mould according to claim 3 is characterized in that: the external surface at said elastic plate is enclosed with plastic foil.
5. preformed hole mould according to claim 4 is characterized in that: said plastic foil is a plastic adhesive tape.
6. preformed hole mould according to claim 5 is characterized in that: said timber apron and said wooden side plate are the wood glue plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220172373 CN202577970U (en) | 2012-04-23 | 2012-04-23 | Reserved hole mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220172373 CN202577970U (en) | 2012-04-23 | 2012-04-23 | Reserved hole mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202577970U true CN202577970U (en) | 2012-12-05 |
Family
ID=47247395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220172373 Expired - Lifetime CN202577970U (en) | 2012-04-23 | 2012-04-23 | Reserved hole mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202577970U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652467A (en) * | 2014-12-28 | 2015-05-27 | 中国二冶集团有限公司 | Construction method for reserved hole of equipment foundation bolt |
| CN108086542A (en) * | 2017-11-10 | 2018-05-29 | 中建三局第二建设工程有限责任公司 | A kind of concrete structure pipe construction through walls reserves structure and construction method |
| CN109457617A (en) * | 2018-11-01 | 2019-03-12 | 南京工业大学 | Spiral concrete preformed hole device and preformed hole production method |
-
2012
- 2012-04-23 CN CN 201220172373 patent/CN202577970U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652467A (en) * | 2014-12-28 | 2015-05-27 | 中国二冶集团有限公司 | Construction method for reserved hole of equipment foundation bolt |
| CN108086542A (en) * | 2017-11-10 | 2018-05-29 | 中建三局第二建设工程有限责任公司 | A kind of concrete structure pipe construction through walls reserves structure and construction method |
| CN109457617A (en) * | 2018-11-01 | 2019-03-12 | 南京工业大学 | Spiral concrete preformed hole device and preformed hole production method |
| CN109457617B (en) * | 2018-11-01 | 2024-04-12 | 南京工业大学 | Spiral concrete preformed hole device and preformed hole manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |
|
| CX01 | Expiry of patent term |