CN201386392Y - Concrete hollow supporting body used for wall body construction technique - Google Patents
Concrete hollow supporting body used for wall body construction technique Download PDFInfo
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- CN201386392Y CN201386392Y CN200920107450U CN200920107450U CN201386392Y CN 201386392 Y CN201386392 Y CN 201386392Y CN 200920107450 U CN200920107450 U CN 200920107450U CN 200920107450 U CN200920107450 U CN 200920107450U CN 201386392 Y CN201386392 Y CN 201386392Y
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- supporting body
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Abstract
The utility model relates to a concrete hollow supporting body used for a wall body construction technique. The concrete hollow supporting body is characterized in that the hollow supporting body contains an iron wire or a small short steel bar, which is shaped like a hollow bar; two ends of the hollow supporting body are provided with supporting surfaces for supporting templates, and the longitudinal central part thereof is provided with a through hole for leading the counter-pulling bolt to pass through; the length of the hollow supporting body is smaller than the thickness of the pre-built wall body by 1.5 to 2.5mm, both the width and the height of the end surface are between 45 and 85mm, and the diameter of the through hole is larger than that of the counter-pulling bolt by 3 to 7mm. The hollow supporting body integrates a concrete protecting layer cushion block of a shear wall, a top support for controlling the section of the wall body and a sleeve of the counter-pulling bolt, not only saves large quantity of steel bars or PVC sleeves, but also reduces the construction cost and improves the construction work efficiency.
Description
Technical field
The utility model relates to a kind of concrete hollow supporter that is used for wall construction technology, particularly, relates to a kind of concrete sleeve of shear wall formwork split bolt, belongs to technical field of building construction.
Background technology
According to prior art, as shown in Figure 1, in the construction of building shear wall structure, at first, install the vertical reinforcement 2 and the transverse reinforcement 3 of body of wall; Afterwards, install the spacing template 4,4 in the both sides that can limit thickness of wall body W in the both sides of this reinforcing bar 2,3; Then, concreting between the spacing template 4,4 in these both sides is to form body of wall.
In order to limit the width between the both sides limiting plate 4,4, the body of wall that often need be used for balance split bolt 81 pulling force shores 52 (54), concrete pad 53 (for example, cushion blocks such as concrete, mortar, plastics), and the sleeve pipe 51 of split bolt 81.
Installing in the work progress of shear wall formwork 4,4, conventional method is, (diameter 8mm is above, length L=W-2mm) as shoring between two face die plates 4,4 to adopt bar dowel 52, draw close mutually to prevent two sides template 4,4, simultaneously, adopt Screw arbor with nut at both-ends 81 prevent two face die plates 4,4 mutually away from.Respectively shore bar dowel 52,52, or the general selection of the spacing between between the concrete inner support 54,54 is identical with the spacing of Screw arbor with nut at both-ends 81.
In order to reclaim split bolt 81, often adopt PVC sleeve pipe 51, and adopt concrete pad 53 to be built the topping that body of wall will have suitable thickness to guarantee.
There is following problem in such construction technology: one, and reinforcing bar 52 or pvc pipe 51 are consumed greatly, cost is high; Its two, shore 52, topping cushion block 53, sleeve pipe 51 need a series of constructing operation operations just can finish, and therefore, construction efficiency had very big adverse effect.
The utility model content
The purpose of this utility model provides a kind of concrete hollow supporter that is used for wall construction technology; it is integrated with shear wall concrete cover cushion block, control shoring of using of wall section and the sleeve pipe of split bolt; both saved a large amount of reinforcing bars or PVC sleeve pipe, and also reduced construction cost, improved construction efficiency.
For this reason, the utility model provides a kind of concrete hollow supporter that is used for wall construction technology, it contains iron wire or little bar dowel, be hollow bar-shaped, two ends have the supporting surface of support shuttering, and central authorities longitudinally are provided with the through hole that makes that split bolt passes, and the length of this hollow supporting body is than the pre-little 1.5-2.5mm of thickness of wall body that builds, the width of end face and highly all between 45-85mm, the big 3-7mm of diameter of bolt is drawn in the comparison of the diameter of described through hole.
According to the utility model, described hollow supporting body is supported on the match plate of building shear wall, and split bolt passes the concrete sleeve of split bolt, fixes with the shear wall formwork support system.Like this, the contemporary support of replacing concrete pad, PVC split bolt sleeve pipe and two side templates of the concrete sleeve of split bolt, the input of both having saved construction material has been offset the pulling force of split bolt again, has guaranteed the sectional dimension of shear wall.
In other words, the utility model make shear wall topping cushion block, be used to control the shoring of wall section, split bolt sleeve pipe " three-in-one ", eliminated that the consumption of reinforcing bar or pvc pipe is big, cost is high, the shortcoming that the constructing operation operation is many, work efficiency is low.
Description of drawings
Fig. 1 installs structural representation for the shear wall according to prior art;
Fig. 2 is for to install structural representation according to shear wall of the present utility model;
Fig. 3 is the longitudinal cross-section schematic diagram than the concrete sleeve of the split bolt of thin shear wall;
Fig. 4 is the longitudinal cross-section schematic diagram of concrete sleeve of the split bolt of thicker shear wall;
Fig. 5 is the longitudinal cross-section schematic diagram of the concrete sleeve another one embodiment of split bolt.
The specific embodiment
As shown in Figure 1, according to prior art, when on the basis of floor 1, building shear wall, at first, install vertical reinforcement 2 and transverse reinforcement 3 with the colligation body of wall; Install the spacing template 4,4 in the both sides that can limit the body of wall width W in the both sides of this reinforcing bar 2,3; The arranged outside of spacing template 4, the 4 wood a tree, used in making timber for boats 6 in both sides; Install the vertical steel pipe of shear wall in the outside of wooden a tree, used in making timber for boats 6 and support 72; Install the horizontal steel pipe of shear wall in the outside of the vertical steel pipe support 72 of shear wall and support 71; By shear wall split bolt locking nut 82 make shear wall split bolt 81 performance prevent the spacing template 4,4 in both sides mutually away from effect.Then, concreting between the spacing template 4,4 in these both sides is to form body of wall.
Wherein, the prefabricated component of employing comprises three major types: support 54 in support 52 or the concrete in the reinforcing bar; Concrete pad, mortar cushion block or PVC plastic cushion 53; And the sleeve pipe 51 of callable split bolt 81.Not only consume a large amount of prefabricated components, and operated also trouble, be difficult to provide operating efficiency.
The utility model will be further described below in conjunction with accompanying drawing 2-5.As shown in Figure 2, in the utility model, when on the basis of in-situ reinforced concrete slab 10, building shear wall, at first, install vertical reinforcement 20 and transverse reinforcement 30 with the colligation body of wall; Install the spacing template 40,40 in the both sides that can limit the body of wall width W in the both sides of this reinforcing bar 20,30; The arranged outside of spacing template 40, the 40 wood a tree, used in making timber for boats 60 in both sides; Install the vertical steel pipe of shear wall in the outside of wooden a tree, used in making timber for boats 60 and support 75; Install the horizontal steel pipe of shear wall in the outside of the vertical steel pipe support 75 of shear wall and support 70; By shear wall split bolt locking nut 85 make shear wall split bolt 80 performance prevent the spacing template 40,40 in both sides mutually away from effect.Then, concreting between the spacing template 40,40 in these both sides is to form body of wall.
Wherein, only adopted a kind of prefabricated component, promptly hollow supporting body 50, and its function has comprised the function of the interior support 52 or 54 among Fig. 1, cushion block 53 and 51 3 kinds of prefabricated components of sleeve pipe.The prefabricated component quantity that adopts reduces significantly, and amount of reinforcement reduces significantly, not only is convenient to construction, has also reduced construction cost.
Particularly, hollow supporting body 50 is made by concrete, and preferably, the strength grade of concrete of hollow supporting body 50 is consistent with the shear wall strength grade of concrete, or higher.
Preferably, be C40 and following as the strength grade of concrete of the hollow supporting body 50 of the concrete sleeve of split bolt, make to be more convenient for.
As shown in Figure 3, length is that L, diameter are that the hollow supporting body 50 of D has center through hole 55 and the end portion supports face 56 that internal diameter is d, is used for wall thickness 300mm and following situation.
As shown in Figure 4, length is that L1, external diameter are that the hollow supporting body 50 of D1 has center through hole 55 and the end portion supports face 56 that internal diameter is D3, is used for the above situation of wall thickness 300mm, and trapezoidal shape is made in the termination, and the length of side of smallest end is D2.
As shown in Figure 5, length is that L10, diameter are that the hollow supporting body 50 of D10 has center through hole 55 and the end portion supports face 56 that internal diameter is d20, and an end of this hollow supporting body is provided with the spacing preiection 58 of the vertical reinforcement of body of wall, and its width is W2, highly is H; And, be the vertical reinforcement diameter sum place of body of wall topping design thickness and body of wall in distance L 0 with the another one end of this hollow supporting body, also be provided with the spacing preiection 57 of the vertical reinforcement of body of wall, its width is W1, highly is H.Projection 57,58 can further prevent the displacement of the vertical reinforcement 20 of body of wall.
Preferably, the length of this hollow supporting body is than the pre-little 2.0mm of thickness of wall body that builds, and the big 4-6mm of diameter of bolt is drawn in the diameter comparison of described through hole.
Preferably, the cross section of this hollow supporting body is square or circular.
Can determine the specification of the concrete sleeve of split bolt according to the design thickness of shear wall.Thickness of wall body W is at 300mm and when following, and the specification of concrete sleeve is 50mm * 50mm * (W-2mm); And thickness of wall body W is when 300mm is above, and its specification is 80mm * 80mm * (W-2mm).
Particularly, for attractive in appearance and reduce the sleeve pipe of split bolt and the contact surface of template (contact surface is more little, and is just accurate more when the split bolt sleeve pipe is in place), trapezoidal shape is made in the termination of the split bolt sleeve pipe of 80mm * 80mm, and the length of side of smallest end is 50mm.
Before the concrete sleeve of prefabricated split bolt, determine split bolt diameter d 0, select for use the round steel of diameter D0=d0+4～6mm or screw rod, be fixed in the middle of the mould of concrete sleeve of split bolt, be used for pore-forming as fuse by calculating; The external coating butter of this round steel or screw rod is to guarantee to extract this round steel or screw rod easily out in the concrete support and before as the concrete final set of split bolt sleeve pipe.
In the prefabricated process of the concrete sleeve of split bolt, adopt the pea gravel concreten identical to build the concrete sleeve of split bolt, to prevent to weaken the normal stress-bearing capability of shear wall with the shear wall strength grade of concrete of intending constructing.Be the assurance quality of concrete, moulding at twice when building, with vibroplatform or reinforcing bar spillikin that concrete vibrating is closely knit.Rigidity for the concrete sleeve that guarantees the shear wall split bolt prevents casing failure, when building the concrete of split bolt sleeve pipe, can suitably increase by 1 iron wire or little bar dowel in the centre.
After the concrete sleeve of split bolt prefabricated, need make the concrete sleeve of split bolt carry out maintenance.Before concrete final set, extract round steel or screw rod fuse out.After treating that the phase of coagulating in 28 days arrives, can be when shear wall formwork installs and split bolt be used.
After the shear force wall reinforcing steel bar colligation is finished, install the shear wall mounted split pattern.According to the split bolt position that designs, in the correspondence position boring of shear wall two face die plates; The concrete sleeve of putting on split bolt is shelved on (for example, available 14# iron wire and level and vertical reinforcement colligation are together) on the shear wall horizontal reinforcement face, vertically contacts on mounted template; Split bolt passes shear wall another side template, can carry out improving and reinforcing of shear wall formwork system.Particularly, utilize the boss of on the appropriate location at the end of concrete sleeve and middle part, setting, can control the protective layer thickness of building the shear wall vertical reinforcement that the back forms.Particularly, described projection along the circumferential direction can be discontinuous, and is quincunx uniform.
After removing shear wall formwork and taking out split bolt, adopt the hole of the concrete sleeve of mortar sealing split bolt.
Claims (10)
1. a concrete hollow supporter that is used for wall construction technology is characterized in that,
This hollow supporting body contains iron wire or little bar dowel, is hollow bar-shaped;
The two ends of this hollow supporting body have the supporting surface that is used for support shuttering, and central authorities longitudinally are provided with the through hole that makes that split bolt passes;
The length of this hollow supporting body is than the pre-little 1.5-2.5mm of thickness of wall body that builds, the width of end face and highly all between 45-85mm, and the big 3-7mm of diameter of bolt is drawn in the comparison of the diameter of described through hole.
2. hollow supporting body as claimed in claim 1 is characterized in that, the length of this hollow supporting body is than the pre-little 2.0mm of thickness of wall body that builds.
3. hollow supporting body as claimed in claim 1 is characterized in that, the width of end face and highly be 50mm.
4. hollow supporting body as claimed in claim 1 is characterized in that, the width of end face and highly be 80mm.
5. hollow supporting body as claimed in claim 1 is characterized in that, the termination of this hollow supporting body is a trapezoidal shape, and the length of side of smallest end is 50mm.
6. hollow supporting body as claimed in claim 1 is characterized in that, the big 4-6mm of diameter of bolt is drawn in the diameter comparison of described through hole.
7. hollow supporting body as claimed in claim 1 is characterized in that, the cross section of this hollow supporting body is square.
8. hollow supporting body as claimed in claim 1 is characterized in that, the cross section of this hollow supporting body is circular.
9. hollow supporting body as claimed in claim 1 is characterized in that, this hollow supporting body is made by the pea gravel concreten identical or higher with the strength grade of concrete of shear wall.
10. hollow supporting body as claimed in claim 1 is characterized in that, an end of this hollow supporting body is provided with the spacing preiection of the vertical reinforcement of body of wall; And, be the vertical reinforcement diameter sum place of body of wall topping design thickness and body of wall in distance with the another one end of this hollow supporting body, also be provided with the spacing preiection of the vertical reinforcement of body of wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920107450U CN201386392Y (en) | 2009-04-21 | 2009-04-21 | Concrete hollow supporting body used for wall body construction technique |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920107450U CN201386392Y (en) | 2009-04-21 | 2009-04-21 | Concrete hollow supporting body used for wall body construction technique |
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| CN201386392Y true CN201386392Y (en) | 2010-01-20 |
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| CN200920107450U Expired - Fee Related CN201386392Y (en) | 2009-04-21 | 2009-04-21 | Concrete hollow supporting body used for wall body construction technique |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864834A (en) * | 2010-06-11 | 2010-10-20 | 中国二十二冶集团有限公司 | Construction method of wall wood formers adopting steel pipes as back edges |
| CN102912979A (en) * | 2012-11-15 | 2013-02-06 | 中国建筑第八工程局有限公司 | Construction method for prefabricating mortar filled polyvinyl chloride (PVC) tube as inner support for beam side dies |
| CN103243906A (en) * | 2013-04-24 | 2013-08-14 | 山东万斯达建筑科技有限公司 | Support device for pouring shear wall |
| CN103967271A (en) * | 2014-05-27 | 2014-08-06 | 安徽华力建设集团有限公司 | Formwork combination reinforcing and supporting structure used in short-leg shear wall construction and construction method thereof |
| CN104343236A (en) * | 2013-08-02 | 2015-02-11 | 中铁建工集团有限公司 | Fastening clamp for web side formwork of stiffened concrete beam |
| CN106869496A (en) * | 2017-04-10 | 2017-06-20 | 沈阳建筑大学 | A kind of new concrete top die roller |
| CN108086676A (en) * | 2017-12-15 | 2018-05-29 | 上海建工五建集团有限公司 | Cut exterior wall tongue and groove window formwork system and its construction method entirely |
-
2009
- 2009-04-21 CN CN200920107450U patent/CN201386392Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864834A (en) * | 2010-06-11 | 2010-10-20 | 中国二十二冶集团有限公司 | Construction method of wall wood formers adopting steel pipes as back edges |
| CN102912979A (en) * | 2012-11-15 | 2013-02-06 | 中国建筑第八工程局有限公司 | Construction method for prefabricating mortar filled polyvinyl chloride (PVC) tube as inner support for beam side dies |
| CN103243906A (en) * | 2013-04-24 | 2013-08-14 | 山东万斯达建筑科技有限公司 | Support device for pouring shear wall |
| CN103243906B (en) * | 2013-04-24 | 2016-04-13 | 山东万斯达建筑科技有限公司 | Build the bracing or strutting arrangement of shear wall |
| CN104343236A (en) * | 2013-08-02 | 2015-02-11 | 中铁建工集团有限公司 | Fastening clamp for web side formwork of stiffened concrete beam |
| CN103967271A (en) * | 2014-05-27 | 2014-08-06 | 安徽华力建设集团有限公司 | Formwork combination reinforcing and supporting structure used in short-leg shear wall construction and construction method thereof |
| CN106869496A (en) * | 2017-04-10 | 2017-06-20 | 沈阳建筑大学 | A kind of new concrete top die roller |
| CN108086676A (en) * | 2017-12-15 | 2018-05-29 | 上海建工五建集团有限公司 | Cut exterior wall tongue and groove window formwork system and its construction method entirely |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20150421 |
|
| EXPY | Termination of patent right or utility model |