CN114960652A - Be used for digging into hole bored concrete pile drill way regularization protector soon - Google Patents
Be used for digging into hole bored concrete pile drill way regularization protector soon Download PDFInfo
- Publication number
- CN114960652A CN114960652A CN202210595182.6A CN202210595182A CN114960652A CN 114960652 A CN114960652 A CN 114960652A CN 202210595182 A CN202210595182 A CN 202210595182A CN 114960652 A CN114960652 A CN 114960652A
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- Prior art keywords
- reinforcement cage
- steel reinforcement
- diameter
- cast
- pile
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- 230000001012 protector Effects 0.000 title claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 230000002787 reinforcement Effects 0.000 claims abstract description 26
- 238000011065 in-situ storage Methods 0.000 claims abstract description 5
- 238000004513 sizing Methods 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 15
- 238000007493 shaping process Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 210000003205 muscle Anatomy 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a be used for digging into hole bored concrete pile drill way regularization protector soon, includes steel reinforcement cage, a plurality of pi shape steel reinforcement nail, its characterized in that: the steel reinforcement cage is the big steel reinforcement cage support that end opening is little down of suitable for reading, and the upper portion of steel reinforcement cage support is cylindrical steel reinforcement cage, and the bottom of cylindrical steel reinforcement cage is equipped with the foundation ring II shape steel muscle nail is that the diameter is greater than or equal to 10mm, long 300mm reinforcing bar, wherein: the diameter of the circular ring is 200mm larger than the aperture width of the cast-in-place pile, and the diameter of the bottom ring circular ring is 200mm narrow in the aperture of the cast-in-place pile. The protective device for shaping the hole opening of the rotary-excavated cast-in-situ pile has the advantages of simple structure, convenient manufacture, convenient movement, good protective effect, capability of avoiding unsafe accidents, capability of pouring concrete without dismantling the protective device and time and labor conservation.
Description
Technical Field
The invention relates to a protection device, in particular to a hole opening shaping protection device for a rotary-excavated bored concrete pile.
Background
In the traditional project, a bored pile is drilled by rotary excavation, generally, the hole diameter is large, the formed hole is deep, and serious personnel falling potential safety hazards exist in the hole depth inspection, such as hole depth measurement, sediment thickness detection and other processes; if concrete is not poured in time, the site operation personnel have the falling hidden danger, meanwhile, the steel pipe is generally adopted to set up the enclosure for protection in the traditional project, the factors of frequent setting and dismantling, large material transfer amount and the like exist, and the phenomenon of consuming time and labor is caused.
Therefore, the known method for building a steel pipe enclosure at the opening of the cast-in-place pile has various inconveniences and problems.
Disclosure of Invention
The invention aims to provide a safe and reliable protective device for shaping an orifice of a rotary-excavated bored concrete pile.
In order to achieve the purpose, the technical solution of the invention is as follows:
the utility model provides a be used for digging into hole bored concrete pile drill way regularization protector soon, includes steel reinforcement cage, a plurality of pi shape steel reinforcement nail, its characterized in that:
the steel reinforcement cage is a steel reinforcement cage support with a large upper opening and a small lower opening, a cylindrical steel reinforcement cage is arranged at the upper part of the steel reinforcement cage support, a bottom ring circular ring is arranged at the bottom end of the cylindrical steel reinforcement cage, the cylindrical steel reinforcement cage is provided with a plurality of vertical ribs and a plurality of circular rings, the vertical ribs and the circular rings are fixedly welded, and the distance between the circular rings is 200 mm; the height of the vertical rib is more than or equal to 1200 mm;
the n-shaped steel bar nails are steel bars with the diameter of more than or equal to 10mm and the length of 300mm, and nail the steel bar cage into the ground of the hole opening of the cast-in-place pile for fixing;
wherein: the diameter of the circular ring is 200mm larger than the aperture width of the cast-in-place pile, and the diameter of the bottom ring circular ring is 200mm narrow in the aperture of the cast-in-place pile.
The protective device for sizing the hole opening of the rotary-excavated cast-in-place pile can be further realized by adopting the following technical measures.
The above-mentioned forming protection device for the hole mouth of the rotary-excavated cast-in-place pile, wherein the vertical rib is a steel bar with a diameter of not less than 10 mm.
The protective device for the shaping of the hole opening of the rotary-excavated cast-in-place pile is characterized in that the ring is a steel bar with the diameter of more than or equal to 8 mm.
The device for protecting the mouth of the rotary-excavated cast-in-place pile is formed by coating red and white paint on the reinforcement cage.
After the technical scheme is adopted, the device for shaping the orifice of the rotary-excavated cast-in-situ pile has the following advantages:
1. the protective device has simple structure and convenient manufacture;
2. the protection device is convenient and fast to move, has good protection effect, and avoids unsafe accidents;
3. concrete can be poured without dismantling the protection device, so that time and labor are saved.
Drawings
FIG. 1 is a schematic structural diagram of a protection device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a shield apparatus of an embodiment of the present invention disposed in a pile hole;
fig. 3 is a schematic view of the guard according to the embodiment of the present invention in a concrete casting use state.
In the figure: the concrete pile comprises 1 vertical rib, 2 circular rings, 3 oblique ribs, 4 lower openings, 5 upper openings, 6 pile holes, 7 concrete guide pipes and 8 bottom ring circular rings.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Example 1
The invention discloses a manufacturing method of a hole opening shaping protection device for a rotary-excavated cast-in-place pile, which comprises the following steps:
1. the protective device for shaping the orifice of the rotary-excavated cast-in-place pile is a reinforcement cage welded by steel bars and is used for protecting the orifice of the pile diameter of a rotary-excavated pile hole of 1200 mm.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a protection device according to an embodiment of the present invention. As shown in the figure, the reinforcing cage adopts a phi 8mm reinforcing steel bar to be welded into 7 circular rings with the diameter of 1400mm (the width of each side is 100mm than the hole diameter, the hole diameter is d, and the size of the protective circular ring at the upper part of the protective device is 100+ d + 100).
2. The lower part of the protection device is welded into 1 bottom ring 8 with the diameter of 1000mm by phi 8 (the diameter of each side is 100mm narrower than the hole diameter, the hole diameter is d, and the size of the bottom ring at the lower part of the protection device is d-100 plus 100).
3. 6 reinforcing steel bars with the diameter of 10mm are uniformly distributed in the vertical direction, and a ring 2 with the diameter of 1400mm is welded with the vertical bar 1 according to the diameter @200mm to form a cylindrical structure.
4. And continuously welding the rings with the diameter of 1000mm and the interval of 200mm on the top of the cylindrical structure by using vertical steel bars to extend oblique steel bars.
5. Brushing the protective structure into red and white paint at vertical intervals, and airing the paint for use.
Example 2
The use method of the hole opening sizing protection device for the rotary-excavated cast-in-place pile comprises the following steps:
1. protecting in place: after the pile hole of the rotary pile hole is finished, one end of a welding small ring of the protective device is placed in the hole opening, and the lower part of the welding small ring is 100mm smaller than each side of the hole opening and is welded by the inclined ribs 3 to be clamped in the pile hole.
2. Protection and fixation: at least 3 positions are adopted for fixing each protection, n-shaped steel bars with the length of 10mm and the length of 300mm are fixedly nailed into the ground, and the nailing effective length is not less than 200 mm. Fig. 2 is a schematic view of the installation of the guard in the pile hole according to the embodiment of the present invention.
3. Because this protective structure is open for annular upper portion, during concrete placement construction, can directly insert concrete pipe 7 from protector upper shed 5 center, and pass end opening 4, after concrete placement initial set, retrieve the protector and shift to next stake mouth 6 and use. Fig. 3 is a schematic view of the guard according to the embodiment of the present invention in a concrete casting use state.
The protective device for the mouth sizing of the rotary-excavated cast-in-situ pile has the advantages of being simple in installation and convenient to move, effectively ensuring the safety in the processes of hole depth, sediment detection and the like, pouring concrete under the condition that the protection is not removed, and being convenient to move after the pouring of the concrete is finished. The effects of saving time and labor and ensuring safety are achieved.
The protective device for the hole opening sizing of the rotary-excavated cast-in-situ pile is applied to standardized workshops and supporting projects in Longyan high and new areas, has obvious effect and is fully determined by implementation units, supervision units and construction units.
The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes or modifications without departing from the spirit and scope of the present invention. Accordingly, all equivalents are intended to fall within the scope of the invention, which is defined in the claims.
Claims (4)
1. The utility model provides a be used for digging into hole bored concrete pile drill way regularization protector soon, includes steel reinforcement cage, a plurality of pi shape steel reinforcement nail, its characterized in that:
the steel reinforcement cage is a steel reinforcement cage support with a large upper opening and a small lower opening, a cylindrical steel reinforcement cage is arranged at the upper part of the steel reinforcement cage support, a bottom ring circular ring is arranged at the bottom end of the cylindrical steel reinforcement cage, the cylindrical steel reinforcement cage is provided with a plurality of vertical ribs and a plurality of circular rings, the vertical ribs and the circular rings are fixedly welded, and the distance between the circular rings is 200 mm; the height of the vertical rib is more than or equal to 1200 mm;
the n-shaped steel bar nails are steel bars with the diameter of more than or equal to 10mm and the length of 300mm, and nail the steel bar cage into the ground of the hole opening of the cast-in-place pile for fixing;
wherein: the diameter of the circular ring is 200mm larger than the aperture width of the cast-in-place pile, and the diameter of the bottom ring circular ring is 200mm narrow in the aperture of the cast-in-place pile.
2. The device for protecting the mouth sizing of the rotary-excavated cast-in-situ pile according to claim 1, wherein the vertical ribs are reinforcing steel bars with a diameter of more than or equal to 10 mm.
3. The device for protecting the mouth of the rotary-excavated cast-in-place pile from the formation of the hole according to claim 1, wherein the circular ring is a steel bar with a diameter of more than or equal to 8 mm.
4. The apparatus according to claim 1, wherein the reinforcement cage is coated with red and white paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210595182.6A CN114960652A (en) | 2022-05-29 | 2022-05-29 | Be used for digging into hole bored concrete pile drill way regularization protector soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210595182.6A CN114960652A (en) | 2022-05-29 | 2022-05-29 | Be used for digging into hole bored concrete pile drill way regularization protector soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114960652A true CN114960652A (en) | 2022-08-30 |
Family
ID=82957874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210595182.6A Pending CN114960652A (en) | 2022-05-29 | 2022-05-29 | Be used for digging into hole bored concrete pile drill way regularization protector soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114960652A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0994038A1 (en) * | 1998-09-10 | 2000-04-19 | Don De Cristo Concrete Accessories Inc. | Protective cover for a concrete reinforcing bar |
| CN203129128U (en) * | 2013-02-01 | 2013-08-14 | 中国十七冶集团有限公司 | Pile hole protective cage |
| CN203129127U (en) * | 2013-03-13 | 2013-08-14 | 中国十七冶集团有限公司 | Falling prevention device of wellhead of manual hole digging pile |
| CN206722436U (en) * | 2017-03-30 | 2017-12-08 | 中建五局第三建设有限公司 | The light protector in hole stake hole |
| CN210460038U (en) * | 2019-07-05 | 2020-05-05 | 云南省建设投资控股集团有限公司 | Shaping protection device for hole opening of manual hole digging pile |
| CN210530384U (en) * | 2019-07-04 | 2020-05-15 | 中建桥梁有限公司 | Pile hole safety protection device for rotary digging pile construction |
| CN210713897U (en) * | 2019-06-21 | 2020-06-09 | 中铁建工集团有限公司 | Pile foundation hole opening protection device |
| CN212562594U (en) * | 2020-05-27 | 2021-02-19 | 中铁十一局集团第一工程有限公司 | Foldable and recyclable orifice protection device for bridge bored pile |
| CN214402836U (en) * | 2020-10-30 | 2021-10-15 | 中铁一局集团铁路建设有限公司 | Split type orifice rail guard of socket joint |
-
2022
- 2022-05-29 CN CN202210595182.6A patent/CN114960652A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0994038A1 (en) * | 1998-09-10 | 2000-04-19 | Don De Cristo Concrete Accessories Inc. | Protective cover for a concrete reinforcing bar |
| CN203129128U (en) * | 2013-02-01 | 2013-08-14 | 中国十七冶集团有限公司 | Pile hole protective cage |
| CN203129127U (en) * | 2013-03-13 | 2013-08-14 | 中国十七冶集团有限公司 | Falling prevention device of wellhead of manual hole digging pile |
| CN206722436U (en) * | 2017-03-30 | 2017-12-08 | 中建五局第三建设有限公司 | The light protector in hole stake hole |
| CN210713897U (en) * | 2019-06-21 | 2020-06-09 | 中铁建工集团有限公司 | Pile foundation hole opening protection device |
| CN210530384U (en) * | 2019-07-04 | 2020-05-15 | 中建桥梁有限公司 | Pile hole safety protection device for rotary digging pile construction |
| CN210460038U (en) * | 2019-07-05 | 2020-05-05 | 云南省建设投资控股集团有限公司 | Shaping protection device for hole opening of manual hole digging pile |
| CN212562594U (en) * | 2020-05-27 | 2021-02-19 | 中铁十一局集团第一工程有限公司 | Foldable and recyclable orifice protection device for bridge bored pile |
| CN214402836U (en) * | 2020-10-30 | 2021-10-15 | 中铁一局集团铁路建设有限公司 | Split type orifice rail guard of socket joint |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20220830 |