CN102251661B - Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof - Google Patents
Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof Download PDFInfo
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- CN102251661B CN102251661B CN201110107404A CN201110107404A CN102251661B CN 102251661 B CN102251661 B CN 102251661B CN 201110107404 A CN201110107404 A CN 201110107404A CN 201110107404 A CN201110107404 A CN 201110107404A CN 102251661 B CN102251661 B CN 102251661B
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- pull bar
- barb
- internal mold
- slow
- pull rod
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Abstract
The invention discloses a back pin type anchoring member for fixing a cast-in-place concrete internal mold and a construction technology thereof. The anchoring member comprises a pull rod, wherein a groove is arranged at one side of the middle of the pull rod, and/or a barb is arranged at one side of the middle lower part of the pull rod; an anti-floating iron wire for fixing the internal mold is connected to the upper part of the pull rod; a wedge-shaped back pin with wide top and narrow bottom is arranged at the other side of the back of the pull rod, tenons and mortises of the back pin and the pull rod are mutually matched and pressed against with each other, and the groove or the barb of the pull rod is clamped and fixed on a base mold board; and the pull rod and the barb are made of fragile materials which can meet the requirements for anti-floating tension strength and are easy to break. When the anchoring member is used, the pull rod is inserted in a hole of a base mold, and the back pin is then inserted, so that the base mold board is clamped and fixed by the groove or the barb of the pull rod. The anti-floating iron wire is fixed on the base mold board to pull the internal mold tight. Before the base mold is disassembled, the pull rod is broken or the groove and the barb are broken, so that the base mold is completely disassembled. The invention has the advantages of good effect, high efficiency, strong safety, recyclable base mold and material saving.
Description
Technical field
The invention belongs to technical field of civil engineering, be specifically related to a kind of cast-in-situ concrete internal mold and fix with slow-selling formula anchoring piece and construction technology.
Background technology
At present, the cast-in-place concrete hollow structural element is more and more widely used, but its internal mold fixedly anti-floating exists all the time that effect is bad, inefficiency, dangerous and concrete bottom die are difficult to the problem of removing.Internal mold anti-floating fixing means commonly used now generally is to be employed on the bed die to punch, and then iron wire is passed bed die, is fixed on iron wire on the bed die again; This construction technology needs a people on bed die, to punch and wears iron wire; Also need on the scaffold of the support shuttering of a people under bed die fixedly iron wire, the people below a bed die people sometimes needs another one people cooperation that material etc. is provided not enough; Therefore work efficiency is low, and very dangerous.After concreting was accomplished, because iron wire passes template and is fixed on the bed die, quantity was very many, be close on the template after a lot of iron wire tensions, in addition rib progressive die plate the inside, be difficult to cut off dismounting, cause a large amount of templates to be damaged, cause very big waste of material and loss.And a lot of iron wires are exposed under the concrete component bottom surface after the form removable, operation such as influence and whitewash attractive in appearance.Therefore, be badly in need of a kind of new anchoring piece of development and construction technology, replace fixedly anti-floating technology of existing concrete internal mold.
Summary of the invention
First purpose of the present invention is to the above-mentioned defective that exists in the present technology, provides a kind of simple in structure, practical, high safety, efficient cast-in-situ concrete internal mold high, that make things convenient for bed die to remove not influence the bed die recycling to fix with slow-selling formula anchoring piece.The present invention be the anti-floating wire anchorage on bed die, but the anti-floating iron wire need not pass soffit formwork, the constructor only needs surface construction on template, needn't have the people under bed die, work, anchoring piece is easy for installation, dismounting makes things convenient for, and can not influence the dismounting of bed die.
First purpose of the present invention is to realize through following technical scheme: this cast-in-situ concrete internal mold is fixing with slow-selling formula anchoring piece; It comprises a pull bar that can intert hole on the concrete bottom die plate; This pull bar middle part one side has the groove that can snap in soffit formwork hole limit for one, and/or this pull bar middle and lower part one side is provided with the barb of a wedge shape; Be connected with the anti-floating iron wire that a fixing concrete internal mold is used on pull bar top; Opposite side is provided with a wedge shape slow-selling wide at the top and narrow at the bottom at the back of pull bar, and slow-selling offsets to tenon mutually with the back-to-back one side of leaning on mutually of pull bar, and it is also fixing that pull bar groove and/or barb are stuck on the soffit formwork; Said pull bar or pull bar and barb adopt and can satisfy the anti-floating tension strength and require to strike disconnected fragile material again easily and process.
More particularly, the barb of said wedge shape or employing viscose glue stick on the pull bar, or adopt screw to be connected on the pull bar.
Hole cross section on the said concrete bottom die plate or circular or square, said pull bar is back-to-back also corresponding or circular or square by the cross section that is stuck in part in the hole mutually with slow-selling.
Second purpose of the present invention provides the fixing construction technology with slow-selling formula anchoring piece of above-mentioned cast-in-situ concrete internal mold, and this technology comprises following process:
At first, punch at the concrete bottom die lining out; Then, the pull bar of anchoring piece is inserted in this hole, insert slow-selling again at the pull bar back side, make groove and/or the barb of pull bar block soffit formwork and fix; Internal mold is installed, and is fixed on and strains internal mold on the soffit formwork through being connected anti-floating iron wire on the pull bar; After casting concrete is accomplished, before removing bed die, strike disconnected pull bar, or strike disconnected pull bar and barb, bed die is complete to be pulled down thereby make.
When the barb of wedge shape adopts screw to be connected on the pull bar, before removing bed die, turn on earlier and strike disconnected pull bar again after screw on the barb unloads barb, bed die is complete to be pulled down thereby make.
Cast-in-situ concrete member internal mold of the present invention is the anchoring piece used of anti-floating fixedly; During use, the constructor punches on the concrete component soffit formwork, passes hole to the pull bar of anchoring piece; And be fixed on the soffit formwork with slow-selling; A constructor just can accomplish separately, does not need people's matching and fixing under bed die, can significantly improve production efficiency and safety.When bed die was removed, because anchoring piece adopts cheap fragile material to make, disposable use was torn bed die front tension bar and/or barb open and is struck disconnected easily or dismounting.Each building block of anchoring piece has enough intensity opposing internal mold buoyancy to transmit the pulling force that gets off, and passes to the concrete component soffit formwork to pulling force, and is dead-weight balanced by concrete at last.Therefore, the present invention is effective, production efficiency is high, high safety, and does not influence the dismounting of bed die, makes bed die can reuse economical with materials.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail.
Referring to Fig. 1; In the present embodiment; This anchoring piece comprises and interts the pull bar 1 of the hole 7 on the concrete bottom die plate 5 that visible by figure, the left side, middle part of pull bar 1 has groove 6 one; And snap on the left side edge mouth of soffit formwork 5 holes 7, left side, the middle and lower part of pull bar 1 be groove 6 below also adhesion the barb 2 of a wedge shape is arranged.Have a hole 8 on pull bar 1 top, be used for intert connecting the anti-floating iron wire 4 that the fixing concrete internal mold is used.Opposite side is that its right side is inserted with a wedge shape slow-selling 3 wide at the top and narrow at the bottom at the back of pull bar 1, and slow-selling 3 offsets to tenon mutually with the pull bar 1 back-to-back one side of leaning on mutually, and it is also fixing that pull bar groove and barb are stuck on the soffit formwork 5.Pull bar 1 and barb 2 adopt and can satisfy the anti-floating tension strength and require to strike disconnected brittle plastic again easily and process.If but barb 2 is to adopt screw to be connected 1 last time of pull bar, the material of barb 2 also can adopt other non-brittle materials such as timber, metal to process.In the present embodiment, the cross section of the hole 7 on the concrete bottom die plate 5 is square, and the cross section correspondence of pull bar 1 and slow-selling 3 also is square.Slow-selling 3 can adopt plastics, timber, metal or other materials to process.
In the present embodiment, the fixing construction technology of concrete structure internal mold anti-floating is to adopt above-mentioned anchoring piece to be fixed on internal mold on the soffit formwork 5, and the construction technology of anchoring piece comprises; At first line punching on soffit formwork 5 in the hole 7 on the pull bar 1 insertion soffit formwork 5 of anchoring piece, is inserted slow-selling 3 again; Make the groove 6 on the pull bar 1 block soffit formwork 5 with barb 2; Internal mold is installed, the anti-floating iron wire 4 on the pull bar 1 is fixed on the soffit formwork 5, the pulling force on the anti-floating iron wire 4 is directly passed to pull bar 1; Like this, anti-floating iron wire 4 just can be used for fixing internal mold very easily.After casting concrete is accomplished, before the dismounting bed die, strike disconnected pull bar 1 and barb 2, remove bed die.When barb 2 is to adopt screw to be connected 1 last time of pull bar, before removing bed die, the screw that can turn on earlier on the barb unloads barb 2, strikes disconnected pull bar 1 again, and bed die is complete to be pulled down thereby make, and barb 2 also can reuse.
Slow-selling 3 in the embodiment of the invention, barb 2 also can with pull bar 1 simultaneously as an integral manufacturing moulding, therefore every based on being equal to or the conversion of similar technical characterictic of technical scheme of the present invention, all belong to technical scheme scope of the present invention.
Claims (5)
1. a cast-in-situ concrete internal mold is fixing with slow-selling formula anchoring piece; It is characterized in that: it comprises a pull bar that can intert hole on the concrete bottom die plate; This pull bar middle part one side has the groove that can snap in soffit formwork hole limit for one, and/or this pull bar middle and lower part one side is provided with the barb of a wedge shape; Be connected with the anti-floating iron wire that a fixing concrete internal mold is used on pull bar top; Opposite side is provided with a wedge shape slow-selling wide at the top and narrow at the bottom at the back of pull bar, and slow-selling offsets to tenon mutually with the back-to-back one side of leaning on mutually of pull bar, and it is also fixing that pull bar groove and/or barb are stuck on the soffit formwork; Said pull bar or pull bar and barb adopt and can satisfy the anti-floating tension strength and require to strike disconnected fragile material again easily and process.
2. cast-in-situ concrete internal mold according to claim 1 is fixing with slow-selling formula anchoring piece, it is characterized in that: the barb of said wedge shape or employing viscose glue stick on the pull bar, or adopt screw to be connected on the pull bar.
3. cast-in-situ concrete internal mold according to claim 1 and 2 is fixing with slow-selling formula anchoring piece; It is characterized in that: the hole cross section on the said concrete bottom die plate or circular or square, said pull bar is back-to-back also corresponding or circular or square by the cross section that is stuck in part in the hole mutually with slow-selling.
4. fixing construction technology with slow-selling formula anchoring piece of cast-in-situ concrete internal mold according to claim 1 is characterized in that comprising following process:
At first, punch at the concrete bottom die lining out; Then, the pull bar of anchoring piece is inserted in this hole, insert slow-selling again at the pull bar back side, make groove and/or the barb of pull bar block soffit formwork and fix; Internal mold is installed, and is fixed on and strains internal mold on the soffit formwork through being connected anti-floating iron wire on the pull bar; After casting concrete is accomplished, before removing bed die, strike disconnected pull bar, or strike disconnected pull bar and barb, bed die is complete to be pulled down thereby make.
5. the fixing construction technology of cast-in-situ concrete internal mold according to claim 4 with slow-selling formula anchoring piece; It is characterized in that: when the barb of wedge shape adopts screw to be connected on the pull bar; Before removing bed die; Turn on earlier and strike disconnected pull bar again after screw on the barb unloads barb, bed die is complete to be pulled down thereby make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110107404A CN102251661B (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110107404A CN102251661B (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102251661A CN102251661A (en) | 2011-11-23 |
| CN102251661B true CN102251661B (en) | 2012-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110107404A Expired - Fee Related CN102251661B (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
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| CN (1) | CN102251661B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4527768A (en) * | 1983-09-09 | 1985-07-09 | Cohen Andrew S | Tie rod with self-securing end |
| US5904875A (en) * | 1997-01-21 | 1999-05-18 | Myers; Dallas E. | Sloped wedge for use with concrete wall panel pins |
| CN2494861Y (en) * | 2000-12-28 | 2002-06-12 | 何玉良 | Split form |
| CN2581619Y (en) * | 2002-07-16 | 2003-10-22 | 戴金库 | Building wood form clamp |
| EP1757754A2 (en) * | 2005-07-29 | 2007-02-28 | Patents Production srl | Plastic wedge with tangential metal support for the pressure positioning of the boards of a shell for masonry |
| CN2880978Y (en) * | 2006-03-09 | 2007-03-21 | 林金才 | Device used for strengthening concrete column, shear wall mould |
| CN201169918Y (en) * | 2008-02-27 | 2008-12-24 | 郑国良 | Opposed-pulling bolt fixed pin |
| CN201416269Y (en) * | 2009-04-03 | 2010-03-03 | 亚萨合莱-王力保安制品有限公司 | Die fixing pin |
| CN201460216U (en) * | 2009-07-17 | 2010-05-12 | 石家庄市太行钢模板有限公司 | Edge-rib connecting pin of construction steel moulding plate |
| CN202000666U (en) * | 2011-04-27 | 2011-10-05 | 湖南科技大学 | Back pin type anchoring part for fixing cast-in-place concrete inner die |
-
2011
- 2011-04-27 CN CN201110107404A patent/CN102251661B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4527768A (en) * | 1983-09-09 | 1985-07-09 | Cohen Andrew S | Tie rod with self-securing end |
| US5904875A (en) * | 1997-01-21 | 1999-05-18 | Myers; Dallas E. | Sloped wedge for use with concrete wall panel pins |
| CN2494861Y (en) * | 2000-12-28 | 2002-06-12 | 何玉良 | Split form |
| CN2581619Y (en) * | 2002-07-16 | 2003-10-22 | 戴金库 | Building wood form clamp |
| EP1757754A2 (en) * | 2005-07-29 | 2007-02-28 | Patents Production srl | Plastic wedge with tangential metal support for the pressure positioning of the boards of a shell for masonry |
| CN2880978Y (en) * | 2006-03-09 | 2007-03-21 | 林金才 | Device used for strengthening concrete column, shear wall mould |
| CN201169918Y (en) * | 2008-02-27 | 2008-12-24 | 郑国良 | Opposed-pulling bolt fixed pin |
| CN201416269Y (en) * | 2009-04-03 | 2010-03-03 | 亚萨合莱-王力保安制品有限公司 | Die fixing pin |
| CN201460216U (en) * | 2009-07-17 | 2010-05-12 | 石家庄市太行钢模板有限公司 | Edge-rib connecting pin of construction steel moulding plate |
| CN202000666U (en) * | 2011-04-27 | 2011-10-05 | 湖南科技大学 | Back pin type anchoring part for fixing cast-in-place concrete inner die |
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| Publication number | Publication date |
|---|---|
| CN102251661A (en) | 2011-11-23 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20180427 |