CN108979011A - A kind of reinforcing steel bar connecting device of assembly concrete component - Google Patents
A kind of reinforcing steel bar connecting device of assembly concrete component Download PDFInfo
- Publication number
- CN108979011A CN108979011A CN201811054481.9A CN201811054481A CN108979011A CN 108979011 A CN108979011 A CN 108979011A CN 201811054481 A CN201811054481 A CN 201811054481A CN 108979011 A CN108979011 A CN 108979011A
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- China
- Prior art keywords
- reinforcing bar
- male
- bar connecting
- head
- hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/18—Spacers of metal or substantially of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a kind of reinforcing steel bar connecting devices of assembly concrete component, including male connector and negative head connector, the male reinforcing bar connecting hole matched with reinforcing bar is offered at the top of the male connector, the lower part of the male connector is installed with the first connecting plate, the top of the yin head connector is respectively installed with the second connecting plate in the front and back of first connecting plate, the bottom of the yin head connector offers the negative head reinforcing bar connecting hole matched with the reinforcing bar, male pin hole is offered on first connecting plate, negative head pin hole is offered on second connecting plate, the male pin hole and the negative head pin hole collectively form the cavity that a front and back penetrates through, pin key is provided in the cavity, the pin key is not coated all by metal by filling concrete into pin key, in semi-open state, easily examine on site Survey and defect processing；Using mechanical connection, good mechanical performance；Simple structure, convenient for design, processing and installation.
Description
Technical field
The present invention relates to assembly concrete component accessory technical fields, it particularly relates to a kind of assembly concrete
The reinforcing steel bar connecting device of component.
Background technique
The prefabricated concrete structure in China was developed rapidly in recent years.The key of prefabricated concrete structure is
Interconnection technique between component.In terms of the reinforcing bar connection of assembly concrete component, mainly there is reinforced bar sleeve grouting to connect at present
It connects and overlaps connection etc. with reinforcing bar slurry anchor.Since mechanical property is relatively preferable, reinforced bar sleeve grouting connection is widely used in vertical
In the connection of concrete prefabricated element.
When reinforced bar sleeve grouting connection is applied to the reinforcing bar connection of vertical member in prefabricated concrete structure, metal grouting
Sleeve is often embedded in vertical precast concrete bottom, when connection be inserted into Ribbed Bar in grout sleeve after inject grouting material
Mixture.When implementing at the scene, this connection it is critical to insure that sleeve inner grouting material it is closely knit.Since metal sleeve removes
It is closed cavity on the whole outside into and out of slurry hole, and grouting material needs initial set in a short time.In engineer application,
Grouting material leakiness inside metal sleeve happens occasionally, and great concealment.Even if it was found that mass defect, at the construction field (site) into
Row relevant treatment is also extremely difficult.Therefore, exploitation is easy to on-site test and connects dress with the reinforcing bar of defect processing, good mechanical performance
It sets for pushing prefabricated concrete structure development that there is important engineering significance.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Summary of the invention
For above-mentioned technical problem in the related technology, the present invention proposes a kind of reinforcing bar connection of assembly concrete component
Device is easy to on-site test and defect processing, good mechanical performance.
To realize the above-mentioned technical purpose, the technical scheme of the present invention is realized as follows:
A kind of reinforcing steel bar connecting device of assembly concrete component, including male connector and negative head connector, the male connect
The male reinforcing bar connecting hole matched with reinforcing bar is offered at the top of fitting, the lower part of the male connector is installed with the first company
The top of fishplate bar, the yin head connector is respectively installed with the second connecting plate in the front and back of first connecting plate, described
The bottom of negative head connector offers the negative head reinforcing bar connecting hole matched with the reinforcing bar, offers on first connecting plate
Male pin hole, negative head pin hole is offered on second connecting plate, and the male pin hole and the negative head pin hole collectively form one
The cavity of a front and back perforation is provided with pin key in the cavity, and the pin key is formed by filling concrete.
Further, the end of the reinforcing bar is screw thread silk head, and the male reinforcing bar connecting hole and the negative head reinforcing bar connect
Connect the internal thread screw thread for being provided in hole and matching with the screw thread silk head.
Further, the shape of the cavity is cylinder.
Further, the geometric center of the pin key is located on the axis of the reinforcing bar.
Further, the geometrical axis of the reinforcing bar, the male reinforcing bar connecting hole and the negative head reinforcing bar connecting hole three
Line is conllinear.
Further, the material of the male connecting component and the negative head connecting component is steel.
Further, the material of the pin key is high-strength grout or high-strength concrete.
Beneficial effects of the present invention: pin key not by metal all coat, be in semi-open state, be easy to on-site test and
Defect processing；Using mechanical connection, good mechanical performance；Simple structure, convenient for design, processing and installation.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the front view of the reinforcing steel bar connecting device of assembly concrete component described in the embodiment of the present invention；
Fig. 2 is A-A cross-sectional view shown in FIG. 1；
Fig. 3 is the front view of male connector described in the embodiment of the present invention；
Fig. 4 is B-B cross-sectional view shown in Fig. 3；
Fig. 5 is C-C cross-sectional view shown in Fig. 3;
Fig. 6 is the front view of negative head connector described in the embodiment of the present invention；
Fig. 7 is D-D cross-sectional view shown in fig. 6；
Fig. 8 is E-E cross-sectional view shown in fig. 6.
In figure:
1, male connecting component；11, male pin hole；12, male reinforcing bar connecting hole；2, negative head connecting component；21, negative head pin hole；
22, negative head reinforcing bar connecting hole；3, pin key；4, reinforcing bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in figures 1-8, the reinforcing steel bar connecting device of a kind of assembly concrete component according to embodiments of the present invention,
Including male connector 1 and negative head connector 2, the top of the male connector 1 offers the male steel matched with reinforcing bar 4
Muscle connecting hole 12, the lower part of the male connector 1 are installed with the first connecting plate, and the top of the yin head connector 2 is described
The front (in Fig. 1 perpendicular to paper outwardly direction be front) of first connecting plate and rear are respectively installed with the second connecting plate, institute
The bottom for stating negative head connector 2 offers the negative head reinforcing bar connecting hole 22 matched with the reinforcing bar 4, on first connecting plate
Male pin hole 11 is offered, negative head pin hole 21, the male pin hole 11 and the negative head pin are offered on second connecting plate
Hole 21 collectively forms the cavity that a front and back penetrates through, and is provided with pin key 3 in the cavity, the pin key 3 by filling concrete and
At.
In one particular embodiment of the present invention, the end of the reinforcing bar 4 is screw thread silk head, the male reinforcing bar connection
The internal thread screw thread matched with the screw thread silk head is provided in hole 12 and the negative head reinforcing bar connecting hole 22.
In one particular embodiment of the present invention, the shape of the cavity is cylinder.
In one particular embodiment of the present invention, the geometric center of the pin key 3 is located on the axis of the reinforcing bar 4.
In one particular embodiment of the present invention, the reinforcing bar 4, the male reinforcing bar connecting hole 12 and the negative head steel
The geometrical axis of 22 three of muscle connecting hole is conllinear.
In one particular embodiment of the present invention, the material of the male connecting component 1 and the negative head connecting component 2
It is steel.
In one particular embodiment of the present invention, the material of the pin key 3 is high-strength grout or high-strength concrete.
In order to facilitate above-mentioned technical proposal of the invention is understood, below by way of specifically used mode to above-mentioned skill of the invention
Art scheme is described in detail.
The reinforcing steel bar connecting device of assembly concrete component of the present invention includes male connecting component 1, negative head connection
Component 2, pin key 3, reinforcing bar 4 etc..Wherein, there is male pin hole 11 among the lower part of male connecting component 1, top has male steel
Muscle connecting hole 12；There is negative head pin hole 21 among the top of negative head connecting component 2, bottom has negative head reinforcing bar connecting hole 22；Sun
First connecting plate of head connecting component 1 is located between two the second connecting plates of negative head connecting component 2, and pin key 3 is located at male pin
In the columned cavity that hole 11 and negative head pin hole 21 are formed；Male reinforcing bar connecting hole 12 and negative head reinforcing bar connecting hole 22 respectively with
Reinforcing bar 4 connects.The geometric center of pin key 3 is located on the axis of reinforcing bar 4, and reinforcing bar 4, male reinforcing bar connecting hole 12 and negative head reinforcing bar
The geometrical axis of 22 three of connecting hole is conllinear.There is internal thread screw thread in male reinforcing bar connecting hole 12 and negative head reinforcing bar connecting hole 22,
The end of reinforcing bar 4 is screw thread silk head.Connected between reinforcing bar 4 and male reinforcing bar connecting hole 12, negative head reinforcing bar connecting hole 22 using screw thread
It connects.The material of male connecting component 1 and negative head connecting component 2 is steel.The material of pin key 3 is high-strength grout or high-strength mixed
Solidifying soil etc., uses in-site pouring mode to be formed.
When it is implemented, first calculating the maximum axial that reinforcing bar is born according to the strength grade and diameter of connected reinforcing bar 4
Value of thrust.On this basis, the strength grade and geometric dimension of male connecting component 1 and negative 2 connecting plate of head connecting component are determined.
Finally, determining the diameter of pin key 3 in conjunction with grouting material used or the strength grade of concrete.
According to design drawing, all parts in addition to pin key 3 are processed.When installation, male connecting component 1 is connected with negative head
Component 2 is attached with reinforcing bar 4 respectively.Then the connecting plate of male connecting component 1 is inserted into the connecting plate of negative head connecting component 2
Between, and guarantee the center of circle centering of male pin hole 11 and negative head pin hole 21.It takes the necessary measures male connecting component 1 and negative head
Connecting component 2 is fixed.Finally, pouring into high-strength grout or high-strength concrete formation pin in male pin hole 11 and negative head pin hole 21
Key 3.After pin key 3 reaches design strength, expectation function is can be realized in entire connection.
The mechanical connection of reinforcing bar in precast concrete can be achieved in the present invention, and is easy to on-site test and defect processing.
Reinforcing bar connection in other components is see also using.
In conclusion pin key is not coated all by metal, in semi-open by means of above-mentioned technical proposal of the invention
State is easy to on-site test and defect processing；Using mechanical connection, good mechanical performance；Simple structure, convenient for design, processing
And installation.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of reinforcing steel bar connecting device of assembly concrete component, which is characterized in that connect including male connector (1) and negative head
Fitting (2) offers the male reinforcing bar connecting hole (12) matched with reinforcing bar (4) at the top of the male connector (1), described
The lower part of male connector (1) is installed with the first connecting plate, and the top of the yin head connector (2) is in first connecting plate
Front and back is respectively installed with the second connecting plate, and the bottom of the yin head connector (2) is offered to be matched with the reinforcing bar (4)
Negative head reinforcing bar connecting hole (22), offer male pin hole (11) on first connecting plate, opened up on second connecting plate
There is negative head pin hole (21), the male pin hole (11) and the negative head pin hole (21) collectively form the cavity that a front and back penetrates through,
It is provided in the cavity pin key (3), the pin key (3) is formed by filling concrete.
2. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the reinforcing bar
(4) end is screw thread silk head, is provided in the male reinforcing bar connecting hole (12) and the negative head reinforcing bar connecting hole (22)
The internal thread screw thread matched with the screw thread silk head.
3. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the cavity
Shape is cylinder.
4. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the pin key
(3) geometric center is located on the axis of the reinforcing bar (4).
5. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the reinforcing bar
(4), the geometrical axis of the male reinforcing bar connecting hole (12) and described negative head reinforcing bar connecting hole (22) three are conllinear.
6. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the male connects
The material of relay part (1) and the negative head connecting component (2) is steel.
7. the reinforcing steel bar connecting device of assembly concrete component according to claim 1, which is characterized in that the pin key
(3) material is high-strength grout or high-strength concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054481.9A CN108979011A (en) | 2018-09-11 | 2018-09-11 | A kind of reinforcing steel bar connecting device of assembly concrete component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811054481.9A CN108979011A (en) | 2018-09-11 | 2018-09-11 | A kind of reinforcing steel bar connecting device of assembly concrete component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108979011A true CN108979011A (en) | 2018-12-11 |
Family
ID=64545324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811054481.9A Pending CN108979011A (en) | 2018-09-11 | 2018-09-11 | A kind of reinforcing steel bar connecting device of assembly concrete component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108979011A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715911U (en) * | 1993-08-27 | 1995-03-17 | 弘 近藤 | Reinforcing bar fittings |
| JPH09221877A (en) * | 1996-02-16 | 1997-08-26 | Hitachi Metals Ltd | Screw reinforced joint |
| CN102482882A (en) * | 2009-08-14 | 2012-05-30 | 亚尔巴顿私人有限公司 | A bar coupler |
| CN105518235A (en) * | 2013-09-09 | 2016-04-20 | 金龙根 | Socket fastening-type reinforcing bar connector using binding end member |
| CN209194857U (en) * | 2018-09-11 | 2019-08-02 | 中铁建设集团有限公司 | A kind of reinforcing steel bar connecting device of assembly concrete component |
-
2018
- 2018-09-11 CN CN201811054481.9A patent/CN108979011A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0715911U (en) * | 1993-08-27 | 1995-03-17 | 弘 近藤 | Reinforcing bar fittings |
| JPH09221877A (en) * | 1996-02-16 | 1997-08-26 | Hitachi Metals Ltd | Screw reinforced joint |
| CN102482882A (en) * | 2009-08-14 | 2012-05-30 | 亚尔巴顿私人有限公司 | A bar coupler |
| CN105518235A (en) * | 2013-09-09 | 2016-04-20 | 金龙根 | Socket fastening-type reinforcing bar connector using binding end member |
| CN209194857U (en) * | 2018-09-11 | 2019-08-02 | 中铁建设集团有限公司 | A kind of reinforcing steel bar connecting device of assembly concrete component |
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