CN111519901A - Tool for reserving holes in concrete floor and construction method - Google Patents
Tool for reserving holes in concrete floor and construction method Download PDFInfo
- Publication number
- CN111519901A CN111519901A CN202010310742.XA CN202010310742A CN111519901A CN 111519901 A CN111519901 A CN 111519901A CN 202010310742 A CN202010310742 A CN 202010310742A CN 111519901 A CN111519901 A CN 111519901A
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- CN
- China
- Prior art keywords
- hollow sleeve
- concrete floor
- holes
- steel
- template
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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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000009415 formwork Methods 0.000 claims abstract description 18
- 239000002023 wood Substances 0.000 claims abstract description 11
- 238000005266 casting Methods 0.000 claims abstract description 8
- 239000004519 grease Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000009435 building construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000035515 penetration Effects 0.000 abstract description 4
- 239000002689 soil Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000000750 progressive effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
- E04G15/063—Re-usable forms
Abstract
The invention provides a tool for reserving holes in a concrete floor and a construction method, wherein the tool comprises the following components: the hollow sleeve is fixed on the wooden template or the steel template, the hollow sleeve is made of a seamless steel pipe, and the space enclosed by the outer side wall of the hollow sleeve and the wooden template or the steel template is used for casting concrete to form a concrete floor slab. The hollow sleeve of the tool can be made into the hole-reserving tools with different sizes according to the size of the reserved hole, and the tool can reserve holes and holes in the wood formwork and steel formwork environment. The tool of the invention is mainly a tool for reserving various holes and holes in a concrete floor slab in the building construction process, and the reserved holes and holes are mainly reserved for the penetration of various pipelines in the building and installation engineering. The hollow sleeve of the invention can be reused.
Description
Technical Field
The invention relates to a tool for reserving holes in a concrete floor and a construction method.
Background
The traditional reserved hole is formed by fixing a pre-prefabricated wood pattern in a floor slab needing concrete pouring, and removing the wood pattern after the concrete is hardened, so that the reserved hole is reserved.
Disclosure of Invention
The invention aims to provide a tool for reserving holes in a concrete floor and a construction method.
In order to solve the above problems, the present invention provides a tool for reserving holes in a concrete floor, comprising:
the hollow sleeve is fixed on the wooden template or the steel template, the hollow sleeve is made of a seamless steel pipe, and the space enclosed by the outer side wall of the hollow sleeve and the wooden template or the steel template is used for casting concrete to form a concrete floor slab.
Further, in the hole instrument is reserved in above-mentioned concrete floor, be provided with the fixed plate on the inside wall of hollow sleeve's the department that is close to the plank sheathing, the fixed orifices has been seted up on the fixed plate, hollow sleeve is fixed in through the steel nail that passes the fixed orifices on the plank sheathing.
Furthermore, in the tool for reserving the holes in the concrete floor, the top of the hollow sleeve is also connected with a pressing plate, and the pressing plate is also provided with a first counter-pulling hole;
the steel form is further provided with a second pair of pulling holes opposite to the first pair of pulling holes, and the hollow sleeve is fixed on the steel form through the pair of pulling screws which respectively penetrate through the first pair of pulling holes and the second pair of pulling holes.
Further, in the hole instrument is reserved in the above-mentioned concrete floor, the top of cavity sleeve still is connected with dismantles the handle.
Further, in the hole instrument is reserved in the above-mentioned concrete floor, still scribble the grease on the lateral wall of hollow sleeve.
According to another aspect of the present invention, there is provided a method for constructing a hole reserved in a concrete floor, comprising:
fixing a hollow sleeve on a wood template or a steel template, wherein the hollow sleeve is made of a seamless steel pipe;
casting concrete in a space defined by the outer side wall of the hollow sleeve and the wood template or the steel template to form a concrete floor slab;
and after the cast concrete is preliminarily solidified, removing the hollow sleeve from the concrete floor slab and the wood template or the steel template.
Further, in the above method, fixing the hollow sleeve on the wooden formwork or the steel formwork includes:
fixing the hollow sleeve on the wooden template through a steel nail penetrating through a fixing hole, wherein a fixing plate is arranged on the inner side wall of the hollow sleeve close to the wooden template, and the fixing hole is formed in the fixing plate.
Further, in the above method, fixing the hollow sleeve on the wooden formwork or the steel formwork includes:
fixing the hollow sleeve on the steel template through split screws respectively penetrating through a first split hole and a second split hole, wherein the top of the hollow sleeve is also connected with a pressing plate, and the pressing plate is also provided with the first split hole; and the steel template is also provided with a second pair of pulling holes opposite to the first pair of pulling holes.
Further, in the above method, removing the hollow sleeve from the concrete floor slab and the wooden or steel formwork includes:
pulling up a disassembly handle at the top of the hollow sleeve to pull the hollow sleeve out of the initially set concrete.
Further, in the above method, before fixing the hollow sleeve on the wooden formwork or the steel formwork, the method further includes:
and coating grease on the outer side wall of the hollow sleeve.
Compared with the prior art, the invention comprises the following steps: the hollow sleeve is fixed on the wooden template or the steel template, the hollow sleeve is made of a seamless steel pipe, and the space enclosed by the outer side wall of the hollow sleeve and the wooden template or the steel template is used for casting concrete to form a concrete floor slab. The hollow sleeve of the tool can be made into the hole-reserving tools with different sizes according to the size of the reserved hole, and the tool can reserve holes and holes in the wood formwork and steel formwork environment. The tool of the invention is mainly a tool for reserving various holes and holes in a concrete floor slab in the building construction process, and the reserved holes and holes are mainly reserved for the penetration of various pipelines in the building and installation engineering. The hollow sleeve of the invention can be reused.
Drawings
FIG. 1 is a top view of a tool for making holes in a concrete floor slab according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a sectional view taken along the direction B-B in fig. 1.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 3, the present invention provides a tool for reserving holes in a concrete floor, including:
the hollow sleeve 1 is fixed on the wooden template or the steel template, the hollow sleeve is made of seamless steel tubes, and the space enclosed by the outer side wall of the hollow sleeve 1 and the wooden template 2 or the steel template 3 is used for casting concrete to form a concrete floor slab 4.
Here, the cavity sleeve of this instrument can be based on the size of shrinkage pool and vary, can make the shrinkage pool instrument of equidimension not, and this instrument can reserve hole, hole in plank sheathing and steel form environment. The tool of the invention is mainly a tool for reserving various holes and holes in a concrete floor slab in the building construction process, and the reserved holes and holes are mainly reserved for the penetration of various pipelines in the building and installation engineering. The hollow sleeve of the invention can be reused.
In an embodiment of the tool for reserving the holes in the concrete floor, a fixing plate 5 is arranged on the inner side wall of the hollow sleeve 1 close to the wooden template 2, a fixing hole is formed in the fixing plate 5, and the hollow sleeve 1 is fixed on the wooden template 2 through a steel nail 6 penetrating through the fixing hole.
Here, the hollow sleeve is fixed to the formwork before the energy-mixed soil is poured, and in the case of the wooden formwork, the hollow sleeve may be fixed to the wooden formwork with a steel nail through a fixing hole of a fixing plate of the hollow sleeve.
In one embodiment of the tool for reserving the holes in the concrete floor, the top of the hollow sleeve 1 is further connected with a pressing plate 7, and the pressing plate 7 is further provided with a first pair of pulling holes;
and a second pair of pulling holes opposite to the first pair of pulling holes are also formed in the steel molding plate 3, and the hollow sleeve is fixed on the steel molding plate 3 through a pair of pulling screws 9 respectively penetrating through the first pair of pulling holes and the second pair of pulling holes.
The hollow sleeve is fixed on the template before the energy-mixed soil is poured, and if the hollow sleeve is a steel template, the hollow sleeve is fixed on the steel template by using a pressing plate and a counter-pulling screw rod.
In one embodiment of the tool for reserving the holes in the concrete floor, the top of the hollow sleeve 1 is further connected with a disassembling handle 8, so that the hollow sleeve 1 is pulled out of the primarily solidified concrete when being disassembled conveniently.
In an embodiment of the tool for reserving the hole in the concrete floor, grease is further coated on the outer side wall of the hollow sleeve.
Before the concrete is poured, grease is applied to the outer side of the hollow sleeve to facilitate later disassembly, and after the concrete is poured, the sleeve is disassembled after the concrete is primarily solidified.
As shown in fig. 1 to 3, the present invention provides a construction method for a hole reserved in a concrete floor, including:
step S1, fixing a hollow sleeve 1 on a wood template or a steel template, wherein the hollow sleeve is made of a seamless steel pipe;
step S2, casting concrete in a space surrounded by the outer side wall of the hollow sleeve 1 and the wooden template 2 or the steel template 3 to form a concrete floor slab;
step S3, after the cast concrete is primarily solidified, the hollow sleeve 1 is removed from the concrete floor slab 4 and the wooden template 2 or the steel template 3.
Here, the cavity sleeve of this instrument can be based on the size of shrinkage pool and vary, can make the shrinkage pool instrument of equidimension not, and this instrument can reserve hole, hole in plank sheathing and steel form environment. The tool of the invention is mainly a tool for reserving various holes and holes in a concrete floor slab in the building construction process, and the reserved holes and holes are mainly reserved for the penetration of various pipelines in the building and installation engineering. The hollow sleeve of the invention can be reused.
In an embodiment of the method for constructing a hole in a concrete floor, in step S1, the method for fixing a hollow sleeve 1 on a wooden or steel form includes:
fixing the hollow sleeve 1 on the wooden template 2 through a steel nail 6 penetrating through a fixing hole, wherein a fixing plate 5 is arranged on the inner side wall of the hollow sleeve 1 close to the wooden template 2, and the fixing hole is formed in the fixing plate 5.
Here, the hollow sleeve is fixed to the formwork before the energy-mixed soil is poured, and in the case of the wooden formwork, the hollow sleeve may be fixed to the wooden formwork with a steel nail through a fixing hole of a fixing plate of the hollow sleeve.
In an embodiment of the method for constructing a hole in a concrete floor, in step S1, the method for fixing a hollow sleeve 1 on a wooden or steel form includes:
fixing the hollow sleeve on the steel template 3 through split screws 9 respectively penetrating through a first split hole and a second split hole, wherein the top of the hollow sleeve 1 is further connected with a pressing plate 7, and the pressing plate 7 is further provided with the first split hole; and the steel moulding plate 3 is also provided with a second pair of pulling holes opposite to the first pair of pulling holes.
The hollow sleeve is fixed on the template before the energy-mixed soil is poured, and if the hollow sleeve is a steel template, the hollow sleeve is fixed on the steel template by using a pressing plate and a counter-pulling screw rod.
In an embodiment of the method for constructing a hole reserved in a concrete floor, the method for detaching a hollow sleeve 1 from a concrete floor 4 and a wooden template 2 or a steel template 3 includes:
the disassembly handle 8 at the top of the hollow sleeve 1 is pulled up to pull the hollow sleeve 1 out of the initially set concrete.
In an embodiment of the method for constructing a hole in a concrete floor, step S1, before fixing the hollow sleeve 1 on the wooden or steel form, further includes:
and coating grease on the outer side wall of the hollow sleeve.
Before the concrete is poured, grease is applied to the outer side of the hollow sleeve to facilitate later disassembly, and after the concrete is poured, the sleeve is disassembled after the concrete is primarily solidified.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a reservation hole instrument in concrete floor which characterized in that includes:
the hollow sleeve is fixed on the wooden template or the steel template, the hollow sleeve is made of a seamless steel pipe, and the space enclosed by the outer side wall of the hollow sleeve and the wooden template or the steel template is used for casting concrete to form a concrete floor slab.
2. A tool for reserving holes in a concrete floor as recited in claim 1, wherein a fixing plate is provided on an inner side wall of said hollow sleeve near said plank sheathing, said fixing plate being provided with fixing holes, said hollow sleeve being fixed to said plank sheathing by steel nails passing through said fixing holes.
3. A tool for reserving holes in a concrete floor as claimed in claim 1, wherein a pressing plate is further connected to the top of the hollow sleeve, and a first pair of pulling holes are further formed in the pressing plate;
the steel form is further provided with a second pair of pulling holes opposite to the first pair of pulling holes, and the hollow sleeve is fixed on the steel form through the pair of pulling screws which respectively penetrate through the first pair of pulling holes and the second pair of pulling holes.
4. A tool for making a hole in a concrete floor as claimed in claim 1, wherein a removal handle is attached to the top of said hollow sleeve.
5. A tool for making a hole in a concrete floor as claimed in claim 1, wherein the outer side wall of said hollow sleeve is further coated with grease.
6. A construction method for reserving holes in a concrete floor is characterized by comprising the following steps:
fixing a hollow sleeve on a wood template or a steel template, wherein the hollow sleeve is made of a seamless steel pipe;
casting concrete in a space defined by the outer side wall of the hollow sleeve and the wood template or the steel template to form a concrete floor slab;
and after the cast concrete is preliminarily solidified, removing the hollow sleeve from the concrete floor slab and the wood template or the steel template.
7. A method of constructing a pre-formed cavity in a concrete floor as claimed in claim 6, wherein fixing the hollow sleeve to the wooden or steel form comprises:
fixing the hollow sleeve on the wooden template through a steel nail penetrating through a fixing hole, wherein a fixing plate is arranged on the inner side wall of the hollow sleeve close to the wooden template, and the fixing hole is formed in the fixing plate.
8. A method of constructing a pre-formed cavity in a concrete floor as claimed in claim 6, wherein fixing the hollow sleeve to the wooden or steel form comprises:
fixing the hollow sleeve on the steel template through split screws respectively penetrating through a first split hole and a second split hole, wherein the top of the hollow sleeve is also connected with a pressing plate, and the pressing plate is also provided with the first split hole; and the steel template is also provided with a second pair of pulling holes opposite to the first pair of pulling holes.
9. A method of constructing a pre-formed cavity in a concrete floor as claimed in claim 6, wherein removing the hollow sleeve from the concrete floor and the wooden or steel form comprises:
pulling up a disassembly handle at the top of the hollow sleeve to pull the hollow sleeve out of the initially set concrete.
10. The method of constructing a pre-formed hole in a concrete floor as claimed in claim 6, wherein before fixing the hollow sleeve to the wooden or steel formwork, further comprising:
and coating grease on the outer side wall of the hollow sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310742.XA CN111519901A (en) | 2020-04-20 | 2020-04-20 | Tool for reserving holes in concrete floor and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310742.XA CN111519901A (en) | 2020-04-20 | 2020-04-20 | Tool for reserving holes in concrete floor and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111519901A true CN111519901A (en) | 2020-08-11 |
Family
ID=71904072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010310742.XA Pending CN111519901A (en) | 2020-04-20 | 2020-04-20 | Tool for reserving holes in concrete floor and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111519901A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012058832A1 (en) * | 2010-11-04 | 2012-05-10 | 深圳市华星光电技术有限公司 | Floor through hole formwork device |
| CN206513023U (en) * | 2016-12-07 | 2017-09-22 | 山西省第三建筑工程公司 | Concrete floor reserved holes of pipes steel sleeve positioner |
| CN207277841U (en) * | 2017-07-26 | 2018-04-27 | 中铁建设集团有限公司 | A kind of detachable service sleeve positioning fixed frame |
| CN109235881A (en) * | 2018-10-12 | 2019-01-18 | 北京天润建设有限公司 | A kind of floor slab preformed hole casing bit and its construction method |
| CN208618803U (en) * | 2018-06-26 | 2019-03-19 | 苏州第一建筑集团有限公司 | A kind of cast-in-place concrete floor reserves sleeve with water power |
| JP2019199721A (en) * | 2018-05-15 | 2019-11-21 | 株式会社竹中工務店 | Construction method of slab through-hole |
| CN209837688U (en) * | 2019-04-17 | 2019-12-24 | 中国建筑第五工程局有限公司 | Plate penetrating sleeve piece capable of being circulated and recycled |
| CN213143869U (en) * | 2020-04-20 | 2021-05-07 | 上海建工一建集团有限公司 | Tool for reserving holes in concrete floor |
-
2020
- 2020-04-20 CN CN202010310742.XA patent/CN111519901A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012058832A1 (en) * | 2010-11-04 | 2012-05-10 | 深圳市华星光电技术有限公司 | Floor through hole formwork device |
| CN206513023U (en) * | 2016-12-07 | 2017-09-22 | 山西省第三建筑工程公司 | Concrete floor reserved holes of pipes steel sleeve positioner |
| CN207277841U (en) * | 2017-07-26 | 2018-04-27 | 中铁建设集团有限公司 | A kind of detachable service sleeve positioning fixed frame |
| JP2019199721A (en) * | 2018-05-15 | 2019-11-21 | 株式会社竹中工務店 | Construction method of slab through-hole |
| CN208618803U (en) * | 2018-06-26 | 2019-03-19 | 苏州第一建筑集团有限公司 | A kind of cast-in-place concrete floor reserves sleeve with water power |
| CN109235881A (en) * | 2018-10-12 | 2019-01-18 | 北京天润建设有限公司 | A kind of floor slab preformed hole casing bit and its construction method |
| CN209837688U (en) * | 2019-04-17 | 2019-12-24 | 中国建筑第五工程局有限公司 | Plate penetrating sleeve piece capable of being circulated and recycled |
| CN213143869U (en) * | 2020-04-20 | 2021-05-07 | 上海建工一建集团有限公司 | Tool for reserving holes in concrete floor |
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