CN103726650A - Building formwork joint filling bar - Google Patents
Building formwork joint filling bar Download PDFInfo
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- CN103726650A CN103726650A CN201310738322.1A CN201310738322A CN103726650A CN 103726650 A CN103726650 A CN 103726650A CN 201310738322 A CN201310738322 A CN 201310738322A CN 103726650 A CN103726650 A CN 103726650A
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Abstract
The invention discloses a building formwork joint filling bar. According to the building formwork joint filling bar, equal-length transverse sides and equal-length vertical sides made of same material sequentially form a long-bar component with a right-angle-shaped groove. The cross section of each transverse side is in the shape of an arch, the outward face is an a circular arc camber, and the face matched with a building formwork is a plane; each vertical side is a equal-thickness thin plate, the vertical sides are perpendicularly connected with the transverse sides to form the joint filling bar with the I-shaped, T-shaped, rightward-U-shaped, L-shaped or h-shaped cross section, the width of each transverse side is 7-20mm, the thickness of the middle of each circular arc camber is 1-2mm, the thickness of each vertical side is 0.6-1.5mm, and the height of each vertical side is 10-18mm. According to the building formwork joint filling bar, the width of each transverse side is far larger than that of a telescopic joint reserved when the building formwork is laid, shielding is tight, anti-leakage effect is good, flow-side residue is avoided in the formwork detaching process after the pouring, manual chiseling is avoided, and the pouring quality and the construction progress are also greatly improved. The building formwork joint filling bar is simple in structure, easy to manufacture, low in matching cost and suitable for being matched with various formworks.
Description
Technical field
The present invention relates to a kind of construction equipment, specifically, the present invention relates to a kind of joint filling strip, this joint filling strip plug in reserved shrinkage joint, is avoided spillage when construction formwork is mated formation while building, and improves construction quality.
Background technology
Concreting is main construction task in construction work, need be by the engineering design template of mating formation before building, and formwork erection quality directly affects construction quality.Current era, construction work is mainly containing wooden, bamboo matter and plastics by the material of template, during actual use no matter all there is a certain amount of distortion in the template of which kind of material.For example, under normal temperature and damp condition, wooden almost constant with bamboo matter shape of template, holding plate face is smooth.If in the next generation bulging deformation of wet environment.The feature of plastic formwork is not to be afraid of humidity, but thermal deformation is larger, and the most significantly distortion is heat expansion.So, when mating formation template, construction work all must reserve shrinkage joint, and curved to avoid template deformation to produce arch.Shrinkage joint belongs to technique seam, and its effect is very large, essential when construction formwork is mated formation.But reserved shrinkage joint exists spillage problem in casting process, when form removal, between shrinkage joint, leave curing stream limit, the stream limit of evagination affects follow-up construction, must artificial removal flow limit, this time cutter is cut operation and is extremely taken a lot of work, requires great effort, and directly affects construction quality and progress.
Summary of the invention
The present invention is mainly for the deficiencies in the prior art, and emphasis solves construction work easy spillage problem in reserved place, shrinkage joint between the template of mating formation, and proposes a kind of construction formwork joint filling strip, and this filler bar is simple in structure, it is easy, easy for installation to make, mortar leakage prevention is effective.
The present invention is achieved through the following technical solutions technical goal.
Construction formwork joint filling strip, its improvements are: it by homogeneity, isometric horizontal edge and vertical edge one along forming the strip component with right angle type groove.The cross section of described horizontal edge is circular segment, and one side is outwardly circular arc camber, and the one side coordinating with construction formwork is plane, and vertical edge is sheet with equal thickness, and vertical edge vertically connects horizontal edge.
As further improvement project, described horizontal edge and vertical edge are through mold pressing all-in-one-piece polypropylene articles, its long 1800mm～2200mm, the wide 7mm～20mm of horizontal edge, the thick 1mm～2mm in circular segment middle part, the high 10mm～18mm of vertical edge, thick 0.6mm～1.5mm.
As further improvement project, the horizontal edge that is positioned at upper and lower both sides is wide, between two horizontal edges, by vertical edge placed in the middle, is vertically connected, and its cross section is I-shaped, is positioned at the right angle type opening groove width 10mm～18mm of both sides, groove depth 3mm～10mm.
As further improvement project, the horizontal edge of horizontal is positioned at upper strata, the bottom surface vertical vertical edge that connects placed in the middle of horizontal edge, and its cross section is in T shape, and the horizontal edge width that is positioned at both sides, vertical edge top equates, the wide 7mm～10mm of each side, the high 3mm～10mm of vertical edge.
As further improvement project, the vertical equidirectional horizontal edge that connects respectively horizontal in vertical edge two of putting, its cross section is Contraband font, groove depth 3mm～10mm, groove width 10mm～18mm.
The present invention compared with prior art, has following good effect:
1, the joint filling strip of strip is simple in structure, and die forming is easy, consumptive material is few, cost is low;
2, the horizontal edge width of joint filling strip is much larger than shrinkage joint, and its effect of blocking obviously, prevents while building that mortar from leaking from shrinkage joint, exempts later stage cutter and cuts the workload that flows limit, also improves pouring quality and construction speed simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the technical program, and its cross section is I-shaped.
Fig. 2 is the another kind of structural representation of the technical program, and its cross section is in T shape.
Fig. 3 is the another kind of structural representation of the technical program, and its cross section is Contraband font.
Fig. 4 is the another kind of structural representation of the technical program, and its cross section is L font.
Fig. 5 is the another kind of structural representation of the technical program, and its cross section is h font.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the invention will be further described.
Construction formwork joint filling strip shown in the drawings, it by homogeneity, isometric horizontal edge 1 and vertical edge 2 one along forming the strip component with right angle type groove.Described horizontal edge 1 and cross section are circular segment, and one side is outwardly circular arc camber, and the one side coordinating with construction formwork is plane, and vertical edge 2 is sheet with equal thickness, the vertical horizontal edge 1 that connects of vertical edge 2.Horizontal edge 1 and vertical edge 2 are through injection machine extruding all-in-one-piece polypropylene articles, and its length is determined by the template specification of mating formation, conventionally by long 1800mm～2200mm cutting.On installation site, horizontal edge 1 directly blocks the width at the reserved shrinkage joint of template of mating formation, and in the present invention, the wide 7mm～20mm of horizontal edge 1 just can meet building operations requirement.The construction formwork joint filling strip rigidity of strip is poor, and adding is plastic material, and it is flexible that entirety is.For keeping shape of cross section constant, horizontal edge 1 cross section exposing is designed to circular segment, and one side is outwardly circular arc camber, and the one side coordinating with construction formwork is plane.The cross section middle part of horizontal edge 1 is the thickest, and both sides are the thinnest, the horizontal edge 1 thick 1mm～2mm in middle part of the present invention.The vertical edge 2 being directly connected with horizontal edge 1 is to be inserted in shrinkage joint on installation site, therefore the width of vertical edge 2 equals matched template thickness, the wide 10mm～18mm of vertical edge 2, thick 0.6mm～1.5mm are enough to meet engineering construction actual demand.
The present embodiment is applied in construction formwork docking occasion, the long 1800mm of construction formwork specification used, thick 10mm, the reserved wide 2mm～3mm in shrinkage joint between construction formwork.The shrinkage joint of this structure is butt joint, selects cross section I-shaped joint filling strip as shown in Figure 1, every segment length 1800mm, the wide 18mm of horizontal edge 1, the horizontal edge 1 thick 1.5mm in cross section middle part, the high 10mm of vertical edge 2.When a side construction formwork mat formation in place after, then with the opening angle-shaped groove of joint filling strip one side, coordinate with manned construction formwork, the construction formwork that joint filling strip opposite side opening angle-shaped groove is mated formation after treating inserts, and forms a blind joint between adjacent construction formwork.In the present embodiment, the width dimensions of horizontal edge 1 is much larger than reserved shrinkage joint width dimensions, and during actual building, concrete is pressed on horizontal edge 1, and the inner face of horizontal edge 1 is more fitted with the construction formwork coordinating, and effectively prevents that mortar from leaking.Due to good leak-proof effect, during form removal, surface of concrete structure is smooth, smooth, does not flow limit and can cut a hole, and greatly improves thus construction quality and progress.
The present embodiment is cross section T font joint filling strip as shown in Figure 2, and its application scenario is identical with embodiment 1, be only treat that adjacent forms is mated formation jointly after, then toward plug-in mounting joint filling strip in reserved shrinkage joint.The long 1800mm of construction formwork mating formation in the present embodiment, thick 18mm, reserved shrinkage joint 2mm～3mm, supporting joint filling strip is pressed 1800mm and is cut off, the wide 20mm of joint filling strip horizontal edge 1, the thick 2mm in middle part of horizontal edge 1 cross section, the high 18mm of vertical edge 2.The joint filling strip of this structure is that I-shaped joint filling strip installation is more convenient than cross section shown in Fig. 1, and leakproofness is similar, and shortcoming is longitudinally easy play, but does not affect sealing.
Embodiment 3
The present embodiment is cross section Contraband font joint filling strip as shown in Figure 3, and the joint filling strip of this structure is sleeved on initial or last piece construction formwork outer side edges edge.Joint filling strip shown in Fig. 3 is that cross section shown in Fig. 1 is the deformable body of I-shaped joint filling strip, removes the horizontal edge up and down 1 of vertical edge 2 one sides, and remaining is the joint filling strip of Contraband font.This structure joint filling strip is sleeved on supporting construction formwork edge, can eliminate space by adjusting cooperation position.The wide 7mm of horizontal edge 1 in the present embodiment, all the other each sizes are identical with embodiment 1, and practical effect is also similar.
Embodiment 4
The present embodiment is cross section L dihedral joint filling strip as shown in Figure 4, and the joint filling strip of this structure is arranged on initial or last piece construction formwork outer side edges edge.Joint filling strip shown in Fig. 4 is that cross section shown in Fig. 3 is the deformable body of Contraband font joint filling strip, and it connects into L dihedral joint filling strip by a vertical edge 2 and a horizontal edge 1.This structure joint filling strip can be inserted in reserved shrinkage joint after construction formwork is mated formation again, and plug-in mounting is very convenient, and leakproofness is fine equally.The wide 7mm of horizontal edge 1 in the present embodiment, the high 10mm of vertical edge 2, horizontal edge 1 thickness is 1.5mm, the thick 1mm of vertical edge 2.
Embodiment 5
The present embodiment is cross section prone position H-shaped joint filling strip as shown in Figure 5, and the joint filling strip of this structure is for rectangular column mould or turning mould.Joint filling strip shown in Fig. 5 is that cross section shown in Fig. 1 is the deformable body of I-shaped joint filling strip, and it only removes a side of vertical edge 2 top horizontal edges 1, just forms the joint filling strip of prone position H-shaped.This structure joint filling strip is applicable to blocking the reserved shrinkage joint of angle connection mode, and it is convenient to install, good leak-proof effect.The complete wide 15mm of horizontal edge 1 in the present embodiment, another side horizontal edge 1 is only a half-breadth of complete horizontal edge 1, the thick 0.6mm of vertical edge 2, high 10mm, this height dimension equals the thickness of supporting construction formwork.
The present invention, except several shape of cross sections described in above-described embodiment, can also be combined into other geometry, as long as the vertical structure that connects vertical edge 2 of horizontal edge 1 all belongs to the scope of protection of present invention.
Claims (5)
1. a construction formwork joint filling strip, is characterized in that: it by homogeneity, isometric horizontal edge (1) and vertical edge (2) along forming the strip component with right angle type groove; The cross section of described horizontal edge (1) is circular segment, and one side is outwardly circular arc camber, and the one side coordinating with construction formwork is plane, and vertical edge (2) is sheet with equal thickness, and vertical edge (2) vertically connects horizontal edge (1).
2. construction formwork joint filling strip according to claim 1, it is characterized in that: described horizontal edge (1) and vertical edge (2) are through mold pressing all-in-one-piece polypropylene articles, its long 1800mm～2200mm, wide 7mm～the 20mm of horizontal edge (1), the thick 1mm～2mm in circular segment middle part, the high 10mm～18mm of vertical edge (2), thick 0.6mm～1.5mm.
3. construction formwork joint filling strip according to claim 1, it is characterized in that: the horizontal edge (1) that is positioned at upper and lower both sides is wide, between two horizontal edges (1), by vertical edge placed in the middle (2), be vertically connected, its cross section is I-shaped, be positioned at the right angle type opening groove width 10mm～18mm of both sides, groove depth 3mm～10mm.
4. construction formwork joint filling strip according to claim 1, it is characterized in that: the horizontal edge (1) of horizontal is positioned at upper strata, the bottom surface vertical vertical edge (2) that connects placed in the middle of horizontal edge (1), its cross section is in T shape, horizontal edge (1) width that is positioned at vertical edge (2) both sides, top equates, wide 7mm～the 10mm of each side, the high 3mm～10mm of vertical edge (2).
5. construction formwork joint filling strip according to claim 1, is characterized in that: the vertical equidirectional horizontal edge (1) that connects respectively horizontal in vertical edge (2) two of putting, its cross section is Contraband font, groove depth 3mm～10mm, groove width 10mm～18mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310738322.1A CN103726650A (en) | 2013-12-30 | 2013-12-30 | Building formwork joint filling bar |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310738322.1A CN103726650A (en) | 2013-12-30 | 2013-12-30 | Building formwork joint filling bar |
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| CN103726650A true CN103726650A (en) | 2014-04-16 |
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| CN201310738322.1A Pending CN103726650A (en) | 2013-12-30 | 2013-12-30 | Building formwork joint filling bar |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839917A (en) * | 2016-05-18 | 2016-08-10 | 中国水利水电第十四工程局有限公司 | Complete steel formwork fair-faced finish concrete exposed joint strip and exposed joint constructing method thereof |
| CN107939045A (en) * | 2017-11-28 | 2018-04-20 | 中国冶集团有限公司 | Wall column plank sheathing splicing seams slurry leakage preventing seal device and method |
| CN108412205A (en) * | 2018-01-26 | 2018-08-17 | 中国华冶科工集团有限公司 | Clear water frame column and its formwork erection method |
| CN109610825A (en) * | 2018-11-30 | 2019-04-12 | 中国二冶集团有限公司 | Formwork edge joint leakproof paste-making method |
| CN114645617A (en) * | 2022-03-23 | 2022-06-21 | 中国五冶集团有限公司 | Building Information Modeling (BIM) -technology-based template internal and external corner slurry leakage prevention structure and construction method thereof |
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| DE1684282A1 (en) * | 1967-09-22 | 1971-12-30 | Held & Francke Bauag | Formwork arrangement |
| CN201037313Y (en) * | 2007-04-18 | 2008-03-19 | 湖北城乡建设有限公司 | Edge joint T-shape adhesive tape |
| CN201933782U (en) * | 2011-01-20 | 2011-08-17 | 河南科兴建设有限公司 | Sealing strip for edge joint of cast-in-situ concrete formworks |
| CN201933783U (en) * | 2010-12-31 | 2011-08-17 | 赵新明 | Joint grout leakage-resisting seal plate for seam line |
| FR2958673A1 (en) * | 2010-04-12 | 2011-10-14 | Thierry Demingeon | Method for pouring e.g. construction material to construct e.g. floors, involves performing resurfacing process of uncovered face by recapping negative impressions left by expanded polymer joints on uncovered face |
| CN202969931U (en) * | 2012-12-07 | 2013-06-05 | 通州建总集团有限公司 | Concrete formwork abutted seam sealing strip |
| CN203238955U (en) * | 2013-05-17 | 2013-10-16 | 十九冶成都建设有限公司 | Concrete formwork abutted seam anti-blocking structure |
| CN203669364U (en) * | 2013-12-30 | 2014-06-25 | 江苏百新塑业有限公司 | Caulking strip for building formwork |
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2013
- 2013-12-30 CN CN201310738322.1A patent/CN103726650A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1684282A1 (en) * | 1967-09-22 | 1971-12-30 | Held & Francke Bauag | Formwork arrangement |
| CN201037313Y (en) * | 2007-04-18 | 2008-03-19 | 湖北城乡建设有限公司 | Edge joint T-shape adhesive tape |
| FR2958673A1 (en) * | 2010-04-12 | 2011-10-14 | Thierry Demingeon | Method for pouring e.g. construction material to construct e.g. floors, involves performing resurfacing process of uncovered face by recapping negative impressions left by expanded polymer joints on uncovered face |
| CN201933783U (en) * | 2010-12-31 | 2011-08-17 | 赵新明 | Joint grout leakage-resisting seal plate for seam line |
| CN201933782U (en) * | 2011-01-20 | 2011-08-17 | 河南科兴建设有限公司 | Sealing strip for edge joint of cast-in-situ concrete formworks |
| CN202969931U (en) * | 2012-12-07 | 2013-06-05 | 通州建总集团有限公司 | Concrete formwork abutted seam sealing strip |
| CN203238955U (en) * | 2013-05-17 | 2013-10-16 | 十九冶成都建设有限公司 | Concrete formwork abutted seam anti-blocking structure |
| CN203669364U (en) * | 2013-12-30 | 2014-06-25 | 江苏百新塑业有限公司 | Caulking strip for building formwork |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839917A (en) * | 2016-05-18 | 2016-08-10 | 中国水利水电第十四工程局有限公司 | Complete steel formwork fair-faced finish concrete exposed joint strip and exposed joint constructing method thereof |
| CN107939045A (en) * | 2017-11-28 | 2018-04-20 | 中国冶集团有限公司 | Wall column plank sheathing splicing seams slurry leakage preventing seal device and method |
| CN108412205A (en) * | 2018-01-26 | 2018-08-17 | 中国华冶科工集团有限公司 | Clear water frame column and its formwork erection method |
| CN109610825A (en) * | 2018-11-30 | 2019-04-12 | 中国二冶集团有限公司 | Formwork edge joint leakproof paste-making method |
| CN114645617A (en) * | 2022-03-23 | 2022-06-21 | 中国五冶集团有限公司 | Building Information Modeling (BIM) -technology-based template internal and external corner slurry leakage prevention structure and construction method thereof |
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Application publication date: 20140416 |