CN202157467U - Crossed clamp for wall rebar covering layer - Google Patents
Crossed clamp for wall rebar covering layer Download PDFInfo
- Publication number
- CN202157467U CN202157467U CN2011202592195U CN201120259219U CN202157467U CN 202157467 U CN202157467 U CN 202157467U CN 2011202592195 U CN2011202592195 U CN 2011202592195U CN 201120259219 U CN201120259219 U CN 201120259219U CN 202157467 U CN202157467 U CN 202157467U
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- groove
- cross card
- covering layer
- main body
- crossed
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Abstract
The utility model relates to a crossed clamp for a wall rebar covering layer, which comprises a crossed clamp main body, one end surface of the crossed clamp main body is provided with a first groove downwards and also provided with a second groove vertical to the first groove, the first groove is intersected with the second groove, and a binding wire passing hole is arranged in the first groove. The crossed clamp has a simple structure, is convenient to use, and enhances the fixing effect to rebar cages due to double fixing of the longitudinal groove and the transverse groove in use; simultaneously, as the crossed clamp for a wall rebar covering layer is in quincunx arrangement in use, even under the condition that stronger impact force and vibration force exist during actual concrete pouring and tamping, the structure of the rebar cage can be kept to be stable without deformation, and the thickness of the rebar covering layer is further ensured. The crossed clamp has low cost, and is suitable for popularization and application in the field of building operations.
Description
Technical field
The utility model belongs to building field, and particularly a kind of thickness of protection tier that guarantees reaches the body of wall reinforcement cover cross card of demand of technical standard.
Background technology
In reinforced concrete works; Thickness of protection tier is an important technical parameter; Be (GB50204-2002) master control project of current national standard < concrete structure engineering construction quality standards of acceptance >, purpose mainly is stress performance and the durability that guarantees reinforced concrete structure.Traditional thickness of protection tier location is to rely on the mortar cushion block of making moulding with mortar and thin galvanized wire; Colligation is in the corresponding site place of reinforcing bar; Bonding is not firm between poor owing to this cushion block ubiquity bulk strength, thin galvanized wire and mortar; The influence that vibrating spear impacts in the casting and compacting of concrete process in addition often makes cushion block suffer to destroy (mainly showing as cracked, running, displacement etc.), finally causes the steel reinforced concrete protective layer thickness after the moulding to can not get effectively control and influence workmanship; The lighter reduces engineering application life, and is heavy then cause quality accident.Another kind then is to adopt the round plastic card; This round plastic card only can one-dimensional the thickness of guaranteeing reinforcement cover; In the construction because the existence of impact force and vibration force, reinforcing steel bar cage easy deformation and to another dimension landing, so can not guarantee the thickness of reinforcement cover.
Application number is the patent application of 892028424 " clamps of control steel concrete reinforcement cover " by name; A kind of clamp structures that is used for fixing reinforcing bar is disclosed; This clamp structures is a kind of single direction of principal axis structure, will use a large amount of clamps to be supported on below reinforcing bar anyhow if solve steel bar layer right-angled intersection dislocation, but the generation that can not really solve inconsistent phenomenon; Because in the actual casting and compacting of concrete process bigger impact force and vibration force are often arranged; Drawback such as cause this kind clamp to produce displacement, deviation because of vibration easily even to come off loses proper function, finally makes the thickness of reinforcement cover still not reach effective control; And this kind clamp manufacturing process is comparatively complicated, and cost is high slightly.Therefore, a kind of simple in structure, cheap, the reinforcement cover clamp that can guarantee thickness of protection tier need be provided.
Summary of the invention
The purpose of the utility model be propose a kind of simple in structure, cheap, guarantee that thickness of protection tier reaches the body of wall reinforcement cover cross card of demand of technical standard.
To achieve these goals, the technical scheme of the utility model is:
A kind of body of wall reinforcement cover cross card; Comprise cross card main body; On an end face of cross card main body to having first groove; With perpendicular second groove that is provided with of said first groove, first groove intersects with second groove each other on said end face, in first groove, is provided with to prick the silk perforation.
Said groove is an arc groove, and the said first groove internal diameter is greater than the second groove internal diameter.
Said cross card main body is made of plastics.
Said cross card main body is a right-angled intersection cylinder, all is trapezoidal with the perpendicular end face surface shape of set groove surface in the said right-angled intersection cylinder.
The beneficial effect of the utility model is: simple in structure, easy to use; Pass through the double fixed of longitudinal fluting and transverse concave groove during use; Strengthened fixed effect to reinforcing steel bar cage, simultaneously in use with body of wall reinforcement cover cross card according to quincuncial arrangement, even in actual casting and compacting of concrete process, have under the situation of bigger impact force and vibration force; The Stability Analysis of Structures that also can guarantee reinforcing steel bar cage is indeformable, thereby has guaranteed the thickness of reinforcement cover.
The utility model is simple in structure, and is easily manufactured, can unify to make, and therefore cheap, the appropriate architecture construction field is applied.
Below in conjunction with accompanying drawing and embodiment the utility model is made a detailed description.
Description of drawings
Fig. 1 is the structural front view of the utility model;
Fig. 2 is the structure vertical view of the utility model;
Fig. 3 is the structure left view of the utility model.
The specific embodiment
A kind of body of wall reinforcement cover cross card; Referring to Fig. 1; Comprise cross card main body 1, on an end face of cross card main body to having first groove 2, on said end face with perpendicular second groove 3 that is provided with of said first groove; First groove intersects with second groove each other, in first groove, is provided with to prick silk perforation 4.
Referring to Fig. 2, Fig. 3, said groove is an arc groove, and the said first groove internal diameter is greater than the second groove internal diameter.Referring to Fig. 1, Fig. 2 and Fig. 3, the internal diameter of described first groove is greater than the internal diameter of second groove.The internal diameter of described second groove should equal the fixing internal diameter of reinforcing bar.
Referring to Fig. 1, said cross card main body is a right-angled intersection cylinder, all is trapezoidal with the perpendicular end face surface shape of set groove surface in the said right-angled intersection cylinder.Referring to Fig. 2, the surface configuration of the upper surface 1-1 of described right-angled intersection cylinder is trapezoidal, and is corresponding, and it is trapezoidal that the surface configuration of the lower surface of described right-angled intersection cylinder also is.Referring to Fig. 3, the surface configuration of the left side 1-2 of described right-angled intersection cylinder also is trapezoidal, corresponding, and it is trapezoidal that the surface configuration of the right side of described right-angled intersection cylinder also is.Adopt the trapezoidal volume that can reduce said cross card main body, run foul of each other between the said cross card main body that also can avoid producing owing to steel mesh reinforcement is intensive.
Referring to Fig. 1, described body of wall reinforcement cover cross card bilateral symmetry, and symmetrical up and down.
According to the reinforcing bar model that is suitable for, described body of wall reinforcement cover cross card can be fabricated to different body of wall reinforcement cover cross cards, and the body of wall reinforcement cover cross card structure of the utility model is simple, and manufacturing process is simple.
Only need during use to cross bundle silk perforation colligation to body of wall reinforcement cover cross cartoon on the cross road of body of wall longitudinal reinforcement and transverse reinforcement; Longitudinal reinforcement snaps in first groove of cross card, and transverse reinforcement snaps in second groove accordingly, through the double fixed of first groove and second groove; Strengthened fixed effect to reinforcing steel bar cage; While, according to quincuncial arrangement, spacing was not more than 500mm, even in actual casting and compacting of concrete process, have under the situation of bigger impact force and vibration force body of wall reinforcement cover cross card; The Stability Analysis of Structures that also can guarantee reinforcing steel bar cage is indeformable, thereby has guaranteed the thickness of reinforcement cover.
Described body of wall reinforcement cover cross card can be made of plastics, and also can be processed by other material.The body of wall reinforcement cover cross card of present embodiment is made of plastics, and the body of wall reinforcement cover cross card raw material that adopts plastics to process is simple, low price, and anticorrosion.
Claims (4)
1. body of wall reinforcement cover cross card; It is characterized in that; Comprise cross card main body, on an end face of cross card main body to having first groove, on said end face with perpendicular second groove that is provided with of said first groove; First groove intersects with second groove each other, in first groove, is provided with to prick the silk perforation.
2. body of wall reinforcement cover cross card according to claim 1 is characterized in that said groove is an arc groove, and the said first groove internal diameter is greater than the second groove internal diameter.
3. body of wall reinforcement cover cross card according to claim 1 is characterized in that said cross card main body is made of plastics.
4. body of wall reinforcement cover cross card according to claim 1 is characterized in that said cross card main body is a right-angled intersection cylinder, all is trapezoidal with the perpendicular end face surface shape of set groove surface in the said right-angled intersection cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202592195U CN202157467U (en) | 2011-07-21 | 2011-07-21 | Crossed clamp for wall rebar covering layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202592195U CN202157467U (en) | 2011-07-21 | 2011-07-21 | Crossed clamp for wall rebar covering layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202157467U true CN202157467U (en) | 2012-03-07 |
Family
ID=45765108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202592195U Expired - Lifetime CN202157467U (en) | 2011-07-21 | 2011-07-21 | Crossed clamp for wall rebar covering layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202157467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104379A (en) * | 2018-02-09 | 2018-06-01 | 唐山市天泽专用焊接设备有限公司 | The protective layer stent of bar-mat reinforcement built in pipe of cement, cement electric pole or steel reinforcement cage |
-
2011
- 2011-07-21 CN CN2011202592195U patent/CN202157467U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108104379A (en) * | 2018-02-09 | 2018-06-01 | 唐山市天泽专用焊接设备有限公司 | The protective layer stent of bar-mat reinforcement built in pipe of cement, cement electric pole or steel reinforcement cage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100009 Pei Yongli No. 3, Xicheng District, Beijing Patentee after: CHINA XINXING CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 100009 Pei Yongli No. 3, Xicheng District, Beijing Patentee before: CHINA XINXING BUILDING ENGINEERING Corp. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100009 Pei Yongli No. 3, Xicheng District, Beijing Patentee after: CHINA XINXING BUILDING ENGINEERING Corp. Address before: 100079 Beijing City, Fengtai District Yongwai, Shun eight No. 9 Patentee before: CHINA XINXING BAOXIN CONSTRUCTION Corp. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120307 |