CN202000666U - Back pin type anchoring part for fixing cast-in-place concrete inner die - Google Patents
Back pin type anchoring part for fixing cast-in-place concrete inner die Download PDFInfo
- Publication number
- CN202000666U CN202000666U CN2011201296029U CN201120129602U CN202000666U CN 202000666 U CN202000666 U CN 202000666U CN 2011201296029 U CN2011201296029 U CN 2011201296029U CN 201120129602 U CN201120129602 U CN 201120129602U CN 202000666 U CN202000666 U CN 202000666U
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- CN
- China
- Prior art keywords
- pull bar
- barb
- draw bar
- fixing
- slow
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- Expired - Lifetime
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Abstract
The utility model discloses a back pin type anchoring part for fixing a cast-in-place concrete inner die, which comprises a draw bar. A groove is arranged on one side of the middle of the draw bar, and/or a barb is arranged on one side of the middle lower portion of the draw bar. An anti-floating iron wire for fixing the inner die is connected to the upper portion of the draw bar, a wedge-shaped back pin which is wide at the top and narrow at the bottom is disposed on the other side of the back of the draw bar, the back pin and the draw bar are mutually abutted to each other in a tenon alignment manner, the groove and/or the barb of the draw bar are clamped on a bottom formwork and are fixed, and the draw bar and the barb are made of fragile materials which not only meet the requirement of anti-floating tensile strengthen, but also are easy to be broken. During usage, the draw bar is inserted in a hole of a bottom die, and then the back pin is inserted into the hole, so that the groove and/or barb clamp the bottom formwork to be fixed, the anti-floating iron wire is fixed on the bottom formwork so as to tighten the inner die, before the bottom die is detached, the draw bar is broken in a knocking manner, or the draw bar and the barb are broken in a knocking manner, and accordingly the bottom die can be detached completely. The back pin type anchoring part is fine in effect and high in efficiency and safety, the bottom die can be reused, and materials are saved.
Description
Technical field
The utility model belongs to technical field of civil engineering, is specifically related to the fixing slow-selling formula anchoring piece of using of a kind of cast-in-situ concrete internal mold.
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 adopt to punch on bed die, then iron wire is passed bed die, again iron wire is fixed on the bed die, this construction technology needs a people to punch on bed die 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 the bed die sometimes a people not enough, needing the another one people to cooperate provides material etc., therefore work efficiency is low, and very dangerous.After concreting was finished, 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
The purpose of this utility model is at the above-mentioned defective that exists in the present technology, a kind of simple in structure, practical, high safety, efficient height is provided, makes things convenient for bed die to remove not influence the cast-in-situ concrete internal mold of bed die recycling fixing with slow-selling formula anchoring piece.The utility model be the anti-floating wire anchorage on bed die, but the anti-floating iron wire does not need to pass soffit formwork, the constructor only needs surface construction on template, needn't have the people to work under bed die, anchoring piece is easy for installation, it is convenient to remove, and can not influence the dismounting of bed die.
The utility model is to realize above-mentioned purpose by the following technical solutions: 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; Be connected with the anti-floating iron wire that a fixing concrete internal mold is used on pull bar top; Be provided with a wedge slow-selling wide at the top and narrow at the bottom at the back of pull bar opposite side, 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; Described 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 make.
More particularly, the barb of described wedge or employing viscose glue stick on the pull bar, or adopt screw to be connected on the pull bar.
Hole cross section on the described concrete bottom die plate or circular or square, described 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.
Construction technological process of the present utility model is as follows: 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 the groove of pull bar and/or barb block soffit formwork and fix; Internal mold is installed, and is fixed on and strains internal mold on the soffit formwork by being connected anti-floating iron wire on the pull bar; After casting concrete is finished, 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 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 utility model is the anchoring piece used of anti-floating fixedly, during use, the constructor punches on the concrete component soffit formwork, the pull bar of anchoring piece is passed hole, and be fixed on the soffit formwork with slow-selling, a constructor just can finish separately, and it is fixing not need the people to cooperate 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 pulling force is passed to the concrete component soffit formwork, and is dead-weight balanced by concrete at last.Therefore, the utility model 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 utility model embodiment.
The specific embodiment
Below in conjunction with drawings and Examples the utility model 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, as seen from the 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 is arranged.Have a hole 8 on pull bar 1 top, be used for interting and be connected and fixed the anti-floating iron wire 4 that concrete inner mould is used.At the back of pull bar 1 opposite side is that its right side is inserted with a wedge slow-selling 3 wide at the top and narrow at the bottom, 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 adopts and can satisfy the anti-floating tension strength and require to strike disconnected brittle plastic again easily and make.If but barb 2 is that the material of barb 2 also can adopt other non-brittle materials such as timber, metal to make when adopting screw to be connected on the pull bar 1.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 make.
The fixing construction technology with slow-selling formula anchoring piece of the cast-in-situ concrete internal mold of present embodiment is: at first line punching on soffit formwork 5, in the hole 7 on the pull bar 1 insertion soffit formwork 5 of anchoring piece, insert slow-selling 3 again, make groove 6 and barb 2 on the pull bar 1 block soffit formwork 5, 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 finished, before the dismounting bed die, strike disconnected pull bar 1 and barb 2, remove bed die.When barb 2 is that before removing bed die, the screw that can turn on earlier on the barb unloads barb 2 when adopting screw to be connected on the pull bar 1, strike disconnected pull bar 1 again, bed die is complete to be pulled down thereby make, and barb 2 also can reuse.
Slow-selling 3 among the utility model embodiment, 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 solutions of the utility model, all belong to the technical solution of the utility model scope.
Claims (3)
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; Be connected with the anti-floating iron wire that a fixing concrete internal mold is used on pull bar top; Be provided with a wedge slow-selling wide at the top and narrow at the bottom at the back of pull bar opposite side, 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; Described 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 make.
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 described wedge 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 described concrete bottom die plate or circular or square, described 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201296029U CN202000666U (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring part for fixing cast-in-place concrete inner die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201296029U CN202000666U (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring part for fixing cast-in-place concrete inner die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202000666U true CN202000666U (en) | 2011-10-05 |
Family
ID=44703411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201296029U Expired - Lifetime CN202000666U (en) | 2011-04-27 | 2011-04-27 | Back pin type anchoring part for fixing cast-in-place concrete inner die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202000666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251661A (en) * | 2011-04-27 | 2011-11-23 | 湖南科技大学 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
-
2011
- 2011-04-27 CN CN2011201296029U patent/CN202000666U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251661A (en) * | 2011-04-27 | 2011-11-23 | 湖南科技大学 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
| CN102251661B (en) * | 2011-04-27 | 2012-10-24 | 湖南科技大学 | Back pin type anchoring member for fixing cast-in-place concrete internal mold and construction technology thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUNAN CHUXIANG CONSTRUCTION ENGINEERING CO., LTD. Free format text: FORMER OWNER: HUNAN SCI-TECH UNIV. Effective date: 20121024 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 411201 XIANGTAN, HUNAN PROVINCE TO: 410114 CHANGSHA, HUNAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121024 Address after: 410114 Hunan province Changsha Tianxin District Xin Mei Road No. 102 Patentee after: Hunan Chu Xiang Construction Engineering Co., Ltd. Address before: 411201 Xiangtan, Yuhu District, Hunan stone pier No. 2 Patentee before: Hunan Sci-Tech Univ. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20111005 Effective date of abandoning: 20130612 |
|
| RGAV | Abandon patent right to avoid regrant |