CN202745370U - Concrete reserved hole without formwork removal - Google Patents
Concrete reserved hole without formwork removal Download PDFInfo
- Publication number
- CN202745370U CN202745370U CN 201220281179 CN201220281179U CN202745370U CN 202745370 U CN202745370 U CN 202745370U CN 201220281179 CN201220281179 CN 201220281179 CN 201220281179 U CN201220281179 U CN 201220281179U CN 202745370 U CN202745370 U CN 202745370U
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- concrete
- reinforcing bar
- hole
- exempted
- reinforcement
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Abstract
The utility model discloses a concrete reserved hole without formwork removal. The concrete reserved hole without the formwork removal comprises a framework of steel reinforcements and a dense mesh steel wire gauze, wherein the dense mesh steel wire gauze tightly wraps on the exteriors of the side faces and the bottom face of the framework of the steel reinforcements; and the upper end of the framework of the steel reinforcements is opened. The concrete reserved hole without the formwork removal provided by the utility model is formed through the adoption of the framework of the steel reinforcements and the external dense mesh steel wire gauze, and is simple in structure and convenient to manufacture; in manufacture, the dimensions of the reserved hole completely meet the drawing requirements; after the concrete is poured, no formwork removal is involved, so that a procedure of removing formworks is omitted; and therefore, the labor cost is saved, the material is saved, the affection on civilized construction and the unsafe factors are prevented, and the satisfaction of project quality of the drawing requirements is guaranteed.
Description
Technical field
The utility model belongs to the realm of building construction, particularly relates to a kind of concrete wall pocket construction.
Background technology
In concrete engineering construction, often run into the hole to be provided construction.Particularly in industrial construction, because the needs that various device is installed usually will be reserved the position of installing for the bolt of fixed equipment in concrete construction, this position is exactly hole to be provided.When equipment hoisting centering in place is good, the bolt that is used for fixing equipment has inserted in the hole to be provided and after installing, has been in the milk in hole to be provided again, and in concrete, it is critical process in the construction that the staying of this hole to be provided established the bolt anchoring of fixed equipment.The job practices of hole to be provided routine is: be made with wooden model or other method dimension of opening and the hole to be provided degree of depth according to hole to be provided first; then be installed in position in the engineering according to drawing requirement; take out again template Deng after the concreting end, so just in concrete, formed hole to be provided.There are two in this job practices and run counter to: the first, need to run counter to the construction drawing dimensional requirement.The figure paper size of hole to be provided is equally large up and down, and must make concentric reducer when making hole to be provided, with upside down little, so just is convenient to pull out the hole to be provided template after the concreting during installation, just can't stripping if do not make concentric reducer.The second, run counter to quality requirement, because, in work progress, after concreting finishes before its initial set, must constantly shake template, make the concrete around the template before solidifying, constantly have disturbance to reach between concrete and the template micropore to be arranged, wait after the concrete setting just easy stripping.If careless slightly, fail to satisfy above-mentioned two requirements, will cause the difficult situation of removing of template, particularly in the very dark situation of hole to be provided, more difficult stripping just, the scene often spends a large amount of manpowers and removes dark hole to be provided template, cause a large amount of artificial wasting phenomenons, and mould material must have been mashed and could remove and can not reuse, and has also caused waste of material, and has affected workmanship.Tend to cause broken template to be seen everywhere in the building site after the form removal, affect civilized construction, and the iron nail on the template pricks pin easily, stay potential safety hazard.
The utility model content
The technical problems to be solved in the utility model provides and a kind ofly need not stripping, economical with materials and manpower, quality concrete solid and reliable, safety and environmental protection is exempted from the form removal hole to be provided.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of concrete is exempted from the form removal hole to be provided, comprises cage of reinforcement, dense mesh, and dense mesh wraps tightly in the side of cage of reinforcement and the outside of bottom surface, the upper end open of cage of reinforcement.
The utility model concrete is exempted from the form removal hole to be provided, and the outer setting cement mortar of wherein said dense mesh is smeared layer.
The utility model concrete is exempted from the form removal hole to be provided, and vertical rod is fixedly connected with and makes wherein said cage of reinforcement with reinforcing bar by the reinforcing bar cross bar, and the reinforcing bar vertical rod evenly arranges many, and the reinforcing bar cross bar evenly arranges many rows.
The utility model concrete is exempted from the form removal hole to be provided, and wherein said reinforcing bar cross bar adopts the bar dowel head to make, or adopts long reinforcing bar to make stirrup.
The utility model concrete is exempted from the form removal hole to be provided, and the cross section of wherein said cage of reinforcement is square, and the reinforcing bar vertical rod arranges four, and each place, angle arranges one, and the reinforcing bar cross bar arranges four rows.
The utility model concrete is exempted from the form removal hole to be provided, adopt cage of reinforcement and outside dense mesh thereof to make, simple in structure, easily manufactured, the size of hole to be provided meets drawing requirement fully during making, need not stripping after the concreting, save this procedure of stripping, saved labour cost, saved material, stopped to affect civilized construction and unsafe factor, guaranteed that workmanship can meet drawing requirement fully.
Below in conjunction with accompanying drawing concrete of the present utility model being exempted from the form removal hole to be provided is described further.
Description of drawings
Fig. 1 is the stereogram that the utility model concrete is exempted from the form removal hole to be provided;
Fig. 2 is that the utility model concrete is exempted from the form removal hole to be provided and is in facade section in the concrete solid.
Fig. 3 is that the utility model concrete is exempted from the form removal hole to be provided and is in section plan in the concrete solid.
The specific embodiment
As Figure 1-3, the utility model concrete exempt from the form removal hole to be provided comprise cage of reinforcement, dense mesh 3, cement mortar smear the layer 4, cage of reinforcement is welded by reinforcing bar cross bar 1 and reinforcing bar vertical rod 2, the length of reinforcing bar vertical rod 2 is decided according to the degree of depth of hole to be provided, reinforcing bar vertical rod 2 evenly arranges many according to the hole to be provided length of side, the cross section of hole to be provided shown in the figure is square, and reinforcing bar vertical rod 2 arranges four, and each place, angle arranges one.The length of reinforcing bar cross bar 1 is decided according to the length of side of reserved opening, and it can adopt the bar dowel head of leftover bits to make, and also can adopt long reinforcing bar to make stirrup.Reinforcing bar cross bar 1 arranges many rows according to the degree of depth of hole to be provided, is 4 rows shown in the figure.
Dense mesh 3 wraps tightly in the side of cage of reinforcement and the outside of bottom surface, and the upper end open of cage of reinforcement is suitable for reading as hole to be provided, is hole to be provided hollow sectors 6 in the cage of reinforcement.
The manufacturing process that the utility model concrete is exempted from the form removal hole to be provided is: at first according to the size of hole to be provided size, make cage of reinforcement with reinforcing bar cross bar 1 and reinforcing bar vertical rod 2 welding, then at the outer one deck dense mesh 3 of wrapping of 4 sides and the bottom surface of cage of reinforcement, suitable for reading as hole to be provided of dense mesh do not wrapped up in the upper end of cage of reinforcement, spread in the periphery of dense mesh 3 again and the concrete 5 of the later stage cast cement mortar with label, form cement mortar and smear layer 4, hole to be provided is made complete.
When installation the utility model concrete is exempted from the form removal hole to be provided, hole to be provided is carried out reinforcing in place according to Design Requirement Drawing, and it is suitable for reading to seal hole to be provided, after the concreting, removes the hole to be provided sealing and get final product, be i.e. no longer need stripping after hole to be provided construction finishes.
Cement mortar with label because the cement mortar of the utility model hole to be provided is smeared layer and concrete employing, therefore, after the concreting, hole to be provided can be integrated with concrete is molten, has all dissolved among the concrete work, not at all waste, a large amount of labour costs of difficult form removal have not only been saved, and saved timber or other material, and be particularly suitable for the construction of dark hole to be provided, less manpower, material saving, guarantee construction quality.
The utility model concrete is exempted from the form removal hole to be provided according to actual needs, can do squarely or other any shapes, and concrete wall pocket generally all is square, as other shape occurs and also can adopt hole to be provided of the present utility model.
Above-described embodiment is described preferred embodiment of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (5)
1. a concrete is exempted from the form removal hole to be provided, it is characterized in that: comprise cage of reinforcement, dense mesh, dense mesh wraps tightly in the side of cage of reinforcement and the outside of bottom surface, the upper end open of cage of reinforcement.
2. concrete according to claim 1 is exempted from the form removal hole to be provided, it is characterized in that: the outer setting cement mortar of described dense mesh is smeared layer.
3. concrete according to claim 2 is exempted from the form removal hole to be provided, it is characterized in that: vertical rod is fixedly connected with and makes described cage of reinforcement with reinforcing bar by the reinforcing bar cross bar, and the reinforcing bar vertical rod evenly arranges many, and the reinforcing bar cross bar evenly arranges many rows.
4. concrete according to claim 3 is exempted from the form removal hole to be provided, it is characterized in that: described reinforcing bar cross bar adopts the bar dowel head to make, or adopts long reinforcing bar to make stirrup.
5. concrete according to claim 4 is exempted from the form removal hole to be provided, it is characterized in that: the cross section of described cage of reinforcement is square, and the reinforcing bar vertical rod arranges four, and each place, angle arranges one, and the reinforcing bar cross bar arranges four rows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281179 CN202745370U (en) | 2012-06-14 | 2012-06-14 | Concrete reserved hole without formwork removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281179 CN202745370U (en) | 2012-06-14 | 2012-06-14 | Concrete reserved hole without formwork removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202745370U true CN202745370U (en) | 2013-02-20 |
Family
ID=47704789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220281179 Expired - Lifetime CN202745370U (en) | 2012-06-14 | 2012-06-14 | Concrete reserved hole without formwork removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202745370U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695252A (en) * | 2018-12-12 | 2019-04-30 | 上海巴安水务股份有限公司 | A kind of Equipment Foundations hole to be provided work progress method of quality control |
| CN113232152A (en) * | 2021-04-25 | 2021-08-10 | 中国化学工程第三建设有限公司 | Method for prefabricating concrete well chamber |
-
2012
- 2012-06-14 CN CN 201220281179 patent/CN202745370U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695252A (en) * | 2018-12-12 | 2019-04-30 | 上海巴安水务股份有限公司 | A kind of Equipment Foundations hole to be provided work progress method of quality control |
| CN109695252B (en) * | 2018-12-12 | 2021-03-05 | 上海巴安水务股份有限公司 | Quality control method for construction process of equipment foundation reserved hole |
| CN113232152A (en) * | 2021-04-25 | 2021-08-10 | 中国化学工程第三建设有限公司 | Method for prefabricating concrete well chamber |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |