CN108118893A - For reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete - Google Patents
For reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete Download PDFInfo
- Publication number
- CN108118893A CN108118893A CN201810042300.4A CN201810042300A CN108118893A CN 108118893 A CN108118893 A CN 108118893A CN 201810042300 A CN201810042300 A CN 201810042300A CN 108118893 A CN108118893 A CN 108118893A
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- CN
- China
- Prior art keywords
- concrete
- cast
- preformed hole
- reserving
- bolt hole
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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.)
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Classifications
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- 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
- E04G15/04—Cores for anchor holes or the like around anchors embedded in the concrete
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The present invention relates to technical field of building construction, disclose a kind of formwork structure for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, the preformed hole box being composed including the Interal fixation connection by bottom and surrounding, the preformed hole box is fixedly installed in concrete foundation, for pouring inner concrete inside the preformed hole box, the inner concrete is used to fix foundation bolt.The present invention can directly reserve the mounting hole of pre-embedded bolt in concrete foundation, preformed hole box is without removing, it is connected with concrete foundation as whole use, and can ensure enough bonding strengths, it between embedded hole box and concrete foundation and can realize and be stably connected between inner concrete and preformed hole box.
Description
Technical field
It is more particularly to a kind of to be used to reserve Equipment Foundations in cast-in-place concrete the present invention relates to technical field of building construction
The formwork structure of pre-embedded bolt hole.
Background technology
Cast-in-place concrete prepared screw-bolt hole, traditional prepared screw-bolt hole generally add the gluing of 12mm thickness using plank or wooden a tree, used in making timber for boats
Plate is fabricated to the geometry diaphragm capsule of design requirement, and concreting removes diaphragm capsule after completing initial set.But this structure
Diaphragm capsule is not easily assembled fixation, fragile structural concrete during dismounting, and having torn concrete open early easily caves in, and pore-forming physical dimension is not easy
Ensure design requirement;It has torn open late and has been present with dismounting difficulty, special bottom hole and hole internal corner formwork, which are torn open, does not influence second coagulation soil totally
Grouting quality and dismounting labour cost increase.
The content of the invention
The technical problems to be solved by the invention are:In view of the above problems, a kind of be used for cast-in-place mixed is provided
The formwork structure of equipment basic pre-buried bolt hole is reserved in solidifying soil, the peace of pre-embedded bolt can be directly reserved in concrete foundation
Hole is filled, preformed hole box is connected with concrete foundation as whole use without removing, and can ensure enough bonding strengths, in advance
It between buried via hole box and concrete foundation and can realize and be stably connected between inner concrete and preformed hole box.
The technical solution adopted by the present invention is as follows:The technical solution adopted by the present invention is such:For in cast-in-place coagulation
The formwork structure of equipment basic pre-buried bolt hole is reserved in soil, is composed including the Interal fixation connection by bottom and surrounding
Preformed hole box, the preformed hole box are fixedly installed in concrete foundation, are used to pour internal coagulation inside the preformed hole box
Soil, the inner concrete are used to fix foundation bolt.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described pre-
Box of boxing out is bullet small, lower mouth is big suitable for reading.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described pre-
Box out box surrounding steel plate outer wall on be fixedly connected with outer resistance to plucking bar, the outer resistance to plucking bar is fixedly connected with concrete foundation.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described outer
One end of resistance to plucking bar is fixedly connected with the outer wall of the preformed hole box surrounding steel plate, and another end extends into concrete foundation and upward
It sticks up so that one end of outer resistance to plucking bar is less than its another end.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, reserved
The vertical direction of hole box surrounding steel plate outer wall sets an outer resistance to plucking bar at interval of 250mm.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described pre-
The inner wall of box of boxing out is fixedly installed interior resistance to plucking bar and/or anti-skid chequer.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described interior
One end of resistance to plucking bar is fixedly connected with the inner wall of the preformed hole box surrounding steel plate, another end extend into inner concrete and to
It is sagging so that one end of interior resistance to plucking bar is higher than its another end.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, the bottom
The steel plate of portion and surrounding is fixedly connected by welding.
Formwork structure of the present invention for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete, it is described pre-
The box out upper end of box is fixedly installed sealing plate.
Compared with prior art, having the beneficial effect that using above-mentioned technical proposal:The present invention can be directly in concrete foundation
In reserve the mounting hole of pre-embedded bolt, preformed hole box is connected as whole use with concrete foundation without removing, and can protect
Enough bonding strengths are demonstrate,proved, can be realized between embedded hole box and concrete foundation and between inner concrete and preformed hole box
It is stably connected with.
Description of the drawings
Fig. 1 is the top view of the preformed hole box of the present invention;
Fig. 2 is sectional view along A-A in Fig. 1;
Fig. 3 is that the present invention is installed to the sectional view in concrete foundation.
Reference numeral:1 is steel plate, and 2 be concrete foundation, and 3 be inner concrete, and 4 be foundation bolt, and 5 be outer resistance to plucking bar,
6 be interior resistance to plucking bar, and 7 be anti-skid chequer, and 8 be sealing plate.
Specific embodiment
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figures 1 to 3, for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete, including the bottom of by
The steel plate 1 of portion and surrounding is fixedly connected with the preformed hole box being composed, and the thickness of steel plate 1 is 5mm, specifically, bottom and four
The steel plate 1 in week is fixedly connected by welding, and overall construction intensity convenient and efficient by welding assembly is good, and preformed hole box is fixed
It is arranged in concrete foundation 2, for pouring inner concrete 3 inside preformed hole box, inner concrete 3 is used to fix lower margin spiral shell
Bolt 4, specifically, preformed hole box are bullet small, lower mouth is big suitable for reading, and surrounding is surrounded by four pieces of welding of steel plate 1, suitable for reading and lower mouth
It is rectangle, the lower end of bottom plate and four blocks of steel plates 1 is welded and fixed, and seals lower mouth, rectangle suitable for reading is less than the rectangle of lower mouth, pre-
It boxes out after having poured inner concrete 3 in box, sealing plate 8, sealing plate 8 further is set by being welded and fixed in the upper end of preformed hole box
For steel plate, be conducive to preformed hole box forming a closed cavity, what inner concrete 3 more consolidated is fixed on closed cavity
Interior, the upper end of foundation bolt 4 is pierced by sealing plate 8, and preformed hole box reserves mounting hole in concrete foundation 2, internal mixed pouring
During solidifying soil 3, preformed hole box is connected with concrete foundation 2 and inner concrete 3 as whole use without removing.
Embodiment 2
As shown in Figures 1 to 3, on the basis of embodiment 1, it is fixedly connected by welding on the outer wall of preformed hole box surrounding steel plate 1
Outer resistance to plucking bar 5, outer resistance to plucking bar 5 are screw-thread steel, and outer resistance to plucking bar 5 is fixedly connected with concrete foundation 2, promote the resistance to plucking of preformed hole box
Performance makes it be stably mounted in concrete foundation 2, further, one end and the preformed hole box surrounding steel plate of outer resistance to plucking bar 5
1 outer wall is fixedly connected by welding, and another end is extended into concrete foundation 2 and tilted upward so that one end of outer resistance to plucking bar 5 is low
In its another end, the resistance to plucking structure of similar hangnail is formed, the extraction-resistant behavior of preformed hole box is further improved, ensures preformed hole box more
Add and be stably mounted in concrete foundation 2 so that preformed hole box forms reliable anchoring system with concrete foundation 2, specifically
Ground sets an outer resistance to plucking bar 5, specifically at each piece in the vertical direction of 1 outer wall of preformed hole box surrounding steel plate at interval of 250mm
Four outer resistance to plucking bars 5 are connected on the outer wall of steel plate 1.
Embodiment 3
As shown in Figures 1 to 3, on the basis of embodiment 1, the inner wall of preformed hole box is fixedly installed interior resistance to plucking bar 6 and/or anti-skidding
Line 7, interior resistance to plucking bar 6 are welded and fixed with inner wall, and anti-skid chequer 7 can be integrally formed with steel plate 1, and interior resistance to plucking bar 6 is screw-thread steel, i.e. inner wall
On interior resistance to plucking bar 6 or anti-skid chequer 7 can individually be fixedly installed, alternatively, on inner wall simultaneously fixed setting in resistance to plucking bar 6 and anti-skid chequer
7, it can promote the extraction-resistant behavior of inner concrete 3 so that inner concrete 3 is firmly arranged in preformed hole box, further
Ground, when being fixedly installed interior resistance to plucking bar 6 on inner wall, one end of interior resistance to plucking bar 6 and the inner wall of preformed hole box surrounding steel plate 1 are fixed
Connection, another end are extended into inner concrete 3 and let droop so that one end of interior resistance to plucking bar 6 is higher than its another end, is formed similar
The resistance to plucking structure of hangnail further promotes the extraction-resistant behavior of inner concrete 3 so that inner concrete 3 is more firmly set
Resistance to plucking bar 6 and anti-skid chequer 7 in preformed hole box, be specifically fixedly installed simultaneously on inner wall herein.
The invention is not limited in foregoing specific embodiments.The present invention, which expands to, any in the present specification to be disclosed
The step of new feature or any new combination and any new method or process disclosed or any new combination.If this
Field technology personnel are altered or modified in the unsubstantiality that the spirit for not departing from the present invention is done, should belong to power of the present invention
The claimed scope of profit.
Claims (9)
1. for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete, it is characterised in that:Including the bottom of by
Portion and the steel plate of surrounding(1)The preformed hole box being composed is fixedly connected with, the preformed hole box is fixedly installed on concrete foundation
(2)In, it is used to pour inner concrete inside the preformed hole box(3), the inner concrete(3)For fixing foundation bolt
(4).
2. it is according to claim 1 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The preformed hole box is bullet small, lower mouth is big suitable for reading.
3. it is according to claim 1 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The preformed hole box surrounding steel plate(1)Outer wall on be fixedly connected with outer resistance to plucking bar(5), the outer resistance to plucking bar(5)
With concrete foundation(2)It is fixedly connected.
4. it is according to claim 3 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The outer resistance to plucking bar(5)One end and the preformed hole box surrounding steel plate(1)Outer wall be fixedly connected, another end
Extend into concrete foundation(2)It is interior and tilt upward so that outer resistance to plucking bar(5)One end be less than its another end.
5. the template knot for the reserved equipment basic pre-buried bolt hole in cast-in-place concrete according to claim 3 or 4
Structure, it is characterised in that:In preformed hole box surrounding steel plate(1)The vertical direction of outer wall is described outer anti-at interval of 250mm settings one
Dead man(5).
6. it is according to claim 1 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The inner wall of the preformed hole box is fixedly installed interior resistance to plucking bar(6)And/or anti-skid chequer(7).
7. it is according to claim 6 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The interior resistance to plucking bar(6)One end and the preformed hole box surrounding steel plate(1)Inner wall be fixedly connected, another end
Extend into inner concrete(3)It is interior and let droop so that interior resistance to plucking bar(6)One end be higher than its another end.
8. it is according to claim 1 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The bottom and the steel plate of surrounding(1)It is fixedly connected by welding.
9. it is according to claim 1 for reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete,
It is characterized in that:The upper end of the preformed hole box is fixedly installed sealing plate(8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810042300.4A CN108118893A (en) | 2018-01-17 | 2018-01-17 | For reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810042300.4A CN108118893A (en) | 2018-01-17 | 2018-01-17 | For reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete |
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CN108118893A true CN108118893A (en) | 2018-06-05 |
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CN201810042300.4A Pending CN108118893A (en) | 2018-01-17 | 2018-01-17 | For reserving the formwork structure of equipment basic pre-buried bolt hole in cast-in-place concrete |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108797632A (en) * | 2018-08-29 | 2018-11-13 | 中国恩菲工程技术有限公司 | Equipment anchor bolt positioning device and method |
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 |
CN111042188A (en) * | 2019-12-05 | 2020-04-21 | 中冶天工集团有限公司 | Supporting-free template for reserved bolt holes of roughing mill body and construction method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470219A1 (en) * | 1979-11-20 | 1981-05-29 | Laroche Jean Pierre | Fixing anchor for concrete wall - has tube to extend cast-in bolt which enters tapered pocket to accept nut with conical thrust washer |
JPH084285A (en) * | 1994-06-17 | 1996-01-09 | Toshiba Eng & Constr Co Ltd | Anchor form, and anchor construction method using the same |
CN202247938U (en) * | 2011-09-22 | 2012-05-30 | 河北省第四建筑工程公司 | Wedge-shaped foundation bolt preformed hole core formwork device |
CN203373768U (en) * | 2013-06-14 | 2014-01-01 | 鞍钢集团工程技术有限公司 | Equipment foundation bolt preformed hole model |
CN104032768A (en) * | 2014-06-06 | 2014-09-10 | 江苏中核华纬工程设计研究有限公司 | Foundation bolt structure and construction method thereof |
CN204112360U (en) * | 2014-09-26 | 2015-01-21 | 中建七局第二建筑有限公司 | The formwork structure of equipment Foundations prepared screw-bolt hole |
-
2018
- 2018-01-17 CN CN201810042300.4A patent/CN108118893A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470219A1 (en) * | 1979-11-20 | 1981-05-29 | Laroche Jean Pierre | Fixing anchor for concrete wall - has tube to extend cast-in bolt which enters tapered pocket to accept nut with conical thrust washer |
JPH084285A (en) * | 1994-06-17 | 1996-01-09 | Toshiba Eng & Constr Co Ltd | Anchor form, and anchor construction method using the same |
CN202247938U (en) * | 2011-09-22 | 2012-05-30 | 河北省第四建筑工程公司 | Wedge-shaped foundation bolt preformed hole core formwork device |
CN203373768U (en) * | 2013-06-14 | 2014-01-01 | 鞍钢集团工程技术有限公司 | Equipment foundation bolt preformed hole model |
CN104032768A (en) * | 2014-06-06 | 2014-09-10 | 江苏中核华纬工程设计研究有限公司 | Foundation bolt structure and construction method thereof |
CN204112360U (en) * | 2014-09-26 | 2015-01-21 | 中建七局第二建筑有限公司 | The formwork structure of equipment Foundations prepared screw-bolt hole |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108797632A (en) * | 2018-08-29 | 2018-11-13 | 中国恩菲工程技术有限公司 | Equipment anchor bolt positioning device and method |
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 |
CN111042188A (en) * | 2019-12-05 | 2020-04-21 | 中冶天工集团有限公司 | Supporting-free template for reserved bolt holes of roughing mill body and construction method |
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Application publication date: 20180605 |