CN112252591A - Connecting piece for reinforcing steel bar framework with deviation rectifying function - Google Patents
Connecting piece for reinforcing steel bar framework with deviation rectifying function Download PDFInfo
- Publication number
- CN112252591A CN112252591A CN202011055606.7A CN202011055606A CN112252591A CN 112252591 A CN112252591 A CN 112252591A CN 202011055606 A CN202011055606 A CN 202011055606A CN 112252591 A CN112252591 A CN 112252591A
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- CN
- China
- Prior art keywords
- sleeve
- connecting piece
- reinforcing
- deviation rectifying
- positioning
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- 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
-
- 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
- E04C5/166—Connectors or means for connecting parts for reinforcements the reinforcements running in different directions
Abstract
The invention discloses a connecting piece with a deviation rectifying function for a reinforcement cage, which comprises a connecting piece body, a connecting piece sleeve and a connecting clamping groove, wherein the connecting piece body is provided with a connecting piece sleeve; the surface of the connecting piece body is symmetrically provided with connecting piece sleeves; connecting clamping grooves matched with the outer ends of the reinforcing steel bars are formed in the connecting piece sleeves; a plurality of sleeve through holes are distributed on the connecting piece sleeve in a crossed manner; the plurality of steel bar through holes which are matched with the plurality of sleeve through holes one by one are arranged at the outer ends of the steel bars; the sleeve through hole and the steel bar through hole are fixed through a fastening bolt structure. The connecting piece for the reinforcement cage with the deviation rectifying function can be used for conveniently fixing the reinforcing steel bars in the connecting piece sleeve through the matching of the connecting piece sleeve, the reinforcing steel bars and the fastening bolt structure, and the reinforcing steel bars cannot deviate, so that the structural stability of the reinforcement cage can be ensured; through setting up additional strengthening, can further fix the reinforcing bar in the framework of steel reinforcement to framework of steel reinforcement's structural stability has further been increased.
Description
Technical Field
The invention relates to the field of steel reinforcement frameworks, in particular to a connecting piece for a steel reinforcement framework with a deviation rectifying function.
Background
The steel bar framework is bound in advance, is mostly seen in concrete pouring construction, is fixed through reinforcing bar connecting pieces or through welding, and reinforcing bar connecting pieces comprise sleeve type connecting pieces, mechanical connecting pieces and the like, are widely applied to connection of steel bars between pre-assembled components, and have the advantages of being capable of stably transmitting axial load, convenient to construct, green to construct and the like.
Because framework of steel reinforcement is heavier, often can lead to framework of steel reinforcement inside reinforcing bar to produce certain skew because of vibrations when the transportation, can produce the condition of dislocation when serious, and because framework of steel reinforcement's structural requirement is higher, often requires the structure to be the regular shape when installing it, leads to assembling framework of steel reinforcement with reinforcing bar accessory and connecting piece on the spot when the construction like this. When most of the existing connecting pieces are used for assembling the reinforcing steel bars, the axes of the two ends of the reinforcing steel bars are different lines due to the self weight of the reinforcing steel bars, so that the reinforcing steel bars can deviate at a certain angle during assembling.
Disclosure of Invention
The invention aims to provide a connecting piece for a reinforcement cage with a deviation rectifying function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a connecting piece with a deviation rectifying function for a reinforcement cage comprises a connecting piece body, a connecting piece sleeve and a connecting clamping groove; the connecting piece body is square, and connecting piece sleeves are symmetrically arranged on the surface of the connecting piece body; a plurality of connecting piece sleeves are internally provided with connecting clamping grooves matched with the outer ends of the steel bars, and the inner diameters of the connecting clamping grooves are the same as the outer diameters of the steel bars; a plurality of sleeve through holes are distributed on the connecting piece sleeve in a crossed manner; a plurality of steel bar through holes which are matched with the plurality of sleeve through holes on the single connecting piece sleeve one by one are arranged at the outer ends of the steel bars, and the inner diameters of the sleeve through holes and the steel bar through holes are the same; the sleeve through hole and the steel bar through hole which are matched with each other are fixed through a fastening bolt structure.
As a further scheme of the invention: a plurality of deviation-rectifying clamping blocks convenient for positioning the reinforcing steel bars are arranged on the outer sides of the two ends of the reinforcing steel bars at equal angles along the ring shape; and the deviation rectifying holes matched with the plurality of deviation rectifying clamping blocks one by one are arranged in the connecting piece sleeve.
As a still further scheme of the invention: the shape of the deviation-rectifying clamping block is semi-cylindrical.
As a still further scheme of the invention: the fastening bolt structure comprises an upper fixing rod, a lower fixing sleeve, a threaded hole, a fixing bolt and a hexagonal fixing block; an upper fixing rod is fixed on one side of the hexagonal fixing block, and a fixing bolt is fixed on one side of the upper fixing rod; the threaded hole in threaded fit with the fixing bolt is arranged in the lower fixing sleeve; a hexagonal fixing block is also fixed on the outer side of the lower fixing sleeve; the outer diameters of the upper fixing rod and the lower fixing sleeve are the same as the inner diameter of the sleeve through hole, and the length of the upper fixing rod after being in threaded fit with the lower fixing sleeve is smaller than the outer diameter of the connecting piece sleeve.
As a still further scheme of the invention: and the upper fixing rod and the lower fixing sleeve are both provided with a protection ring for protecting the sleeve structure of the connecting piece.
As a still further scheme of the invention: a plurality of reinforcing structures are arranged between four adjacent reinforcing steel bars arranged along the rectangle at equal intervals; the reinforcing structure comprises a positioning sleeve, a reinforcing rod and a positioning bolt; the inner diameter of each positioning sleeve is larger than the outer diameter of each reinforcing steel bar, and two adjacent positioning sleeves are fixedly connected through a reinforcing rod; positioning bolt has been matched to the locating sleeve internal thread, and positioning bolt is located one of the locating sleeve outside and serves and be fixed with the staff pivoted hexagonal fixed block of being convenient for.
As a still further scheme of the invention: one end of the positioning bolt, which is positioned in the positioning sleeve, is rotatably provided with a fixing plate matched with the surface of the steel bar, and the fixing plate is an arc-shaped plate.
Compared with the prior art, the invention has the beneficial effects that: through the matching of the connecting piece sleeve, the reinforcing steel bar and the fastening bolt structure, the reinforcing steel bar can be conveniently fixed in the connecting piece sleeve, and the reinforcing steel bar cannot deviate, so that the structural stability of the reinforcing steel bar framework can be ensured; through setting up additional strengthening, can further fix the reinforcing bar in the framework of steel reinforcement to framework of steel reinforcement's structural stability has further been increased.
Drawings
Fig. 1 is a schematic structural view of a connecting member for a reinforcing cage having a deviation correcting function.
Fig. 2 is a schematic diagram of a structure of a fastening bolt in a connecting piece for a reinforcement cage with a deviation rectifying function.
Fig. 3 is a schematic view of a reinforcing structure in a connecting member for a reinforcing cage having a deviation rectifying function.
In the figure: 1. a connector body; 2. a connector sleeve; 3. a connecting clamping groove; 4. reinforcing steel bars; 5. a sleeve through hole; 6. a steel bar through hole; 7. an upper fixing rod; 8. a lower fixed sleeve; 9. a threaded hole; 10. fixing the bolt; 11. a hexagonal fixing block; 12. a guard ring; 13. a deviation rectifying hole; 14. a deviation rectifying clamping block; 15. a positioning sleeve; 16. a reinforcing bar; 17. positioning the bolt; 18. and (7) fixing the plate.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-2, the present embodiment provides a connector for a reinforcement cage with a deviation rectifying function, including a connector body 1, a connector sleeve 2, and a connecting slot 3; the connecting piece body 1 is square, and connecting piece sleeves 2 are symmetrically arranged on the surface of the connecting piece body; a plurality of connecting piece sleeves 2 are internally provided with connecting clamping grooves 3 matched with the outer ends of the steel bars 4, and the inner diameters of the connecting clamping grooves 3 are the same as the outer diameters of the steel bars 4; a plurality of sleeve through holes 5 are distributed on the connecting piece sleeve 2 in a crossed manner; a plurality of steel bar through holes 6 which are matched with the plurality of sleeve through holes 5 on the single connecting piece sleeve 2 one by one are arranged at the outer ends of the steel bars 4, and the inner diameters of the sleeve through holes 5 and the steel bar through holes 6 are the same; the sleeve through hole 5 and the steel bar through hole 6 which are matched with each other are fixed through a fastening bolt structure; set up like this, after fixing the one end of reinforcing bar 4 in single connecting piece sleeve 2, firmly fix reinforcing bar 4 in connecting piece sleeve 2 through a plurality of fastening bolt structures, 8 connecting piece sleeves 2 cooperations through the 1 outsides of a plurality of connecting piece bodies this moment, can make up a plurality of reinforcing bars 4 gradually and fix, thereby form framework of steel reinforcement, and reinforcing bar 4 in the framework of steel reinforcement can not produce the skew, and the structure is comparatively stable, intensity is higher during the installation, can not lead to its structure to be destroyed because of vibrations.
In order to prevent the sleeve through hole 5 and the steel bar through hole 6 from being misaligned due to the rotation of the steel bar 4 when the steel bar 4 is installed, so that the fastening bolt structure is troublesome to fix, a plurality of deviation-correcting clamping blocks 14 convenient for positioning the steel bar 4 are arranged on the outer sides of the two ends of the steel bar 4 at equal angles along an annular shape; the deviation rectifying holes 13 matched with the deviation rectifying clamping blocks 14 one by one are arranged in the connecting piece sleeve 2; set up like this, insert reinforcing bar 4 back in connecting piece sleeve 2, through a plurality of fixture blocks 14 and the cooperation in hole 13 of rectifying a deviation, can fix a position reinforcing bar 4 to can prevent effectively that reinforcing bar 4 from rotating, thereby be convenient for sleeve through-hole 5 and reinforcing bar through-hole 6 aim at.
The shape of the fixture block 14 is not limited, and in this embodiment, preferably, the fixture block 14 is a semi-cylindrical shape.
Further, in order to fix the sleeve through hole 5 and the steel bar through hole 6, the fastening bolt structure comprises an upper fixing rod 7, a lower fixing sleeve 8, a threaded hole 9, a fixing bolt 10 and a hexagonal fixing block 11; an upper fixing rod 7 is fixed on one side of the hexagonal fixing block 11, and a fixing bolt 10 is fixed on one side of the upper fixing rod 7; a threaded hole 9 in threaded fit with the fixing bolt 10 is arranged in the lower fixing sleeve 8; a hexagonal fixing block 11 is also fixed on the outer side of the lower fixing sleeve 8; the outer diameters of the upper fixing rod 7 and the lower fixing sleeve 8 are the same as the inner diameter of the sleeve through hole 5, and the length of the upper fixing rod 7 and the lower fixing sleeve 8 after being in threaded fit is smaller than the outer diameter of the connecting piece sleeve 2; set up like this, after sleeve through-hole 5 and reinforcing bar through-hole 6 aim at, insert dead lever 7 and lower fixing sleeve 8 in two sleeve through-holes 5 respectively, rotate the hexagonal fixed block 11 on the dead lever 7 this moment, fix hexagonal fixed block 11 on the lower fixing sleeve 8, drive fixing bolt 10 through last dead lever 7 and rotate, thereby drive fixing bolt 10 screw in screw hole 9 in, thereby can make dead lever 7 and lower fixing sleeve 8 lock connecting piece sleeve 2 and reinforcing bar 4.
In order to prevent the two hexagonal fixing blocks 11 from giving excessive pressure to the connector sleeve 2 and causing the connector sleeve 2 structure to be damaged, the upper fixing rod 7 and the lower fixing sleeve 8 are both provided with a protection ring 12 for protecting the connector sleeve 2 structure.
The working principle of the embodiment is as follows: after fixing the one end of reinforcing bar 4 in single connecting piece sleeve 2, firmly fix reinforcing bar 4 in connecting piece sleeve 2 through a plurality of fastening bolt structures, 8 connecting piece sleeves 2 cooperations through the 1 outsides of a plurality of connecting piece bodies this moment can make up a plurality of reinforcing bars 4 gradually and fix to form steel reinforcement framework, and reinforcing bar 4 in the steel reinforcement framework can not produce the skew, and the structure is comparatively stable, intensity is higher during the installation, can not lead to its structure to be destroyed because of vibrations.
Insert reinforcing bar 4 back in connecting piece sleeve 2, through a plurality of fixture blocks 14 and the cooperation in hole 13 of rectifying a deviation, can fix a position reinforcing bar 4 to can prevent effectively that reinforcing bar 4 from rotating, thereby be convenient for sleeve through-hole 5 and reinforcing bar through-hole 6 aim at.
After sleeve through-hole 5 and reinforcing bar through-hole 6 aim at, insert dead lever 7 and lower fixing sleeve 8 in two sleeve through-holes 5 respectively, rotate the hexagonal fixed block 11 on the dead lever 7 this moment, fix hexagonal fixed block 11 on the fixing sleeve 8 down, drive fixing bolt 10 through last dead lever 7 and rotate to drive fixing bolt 10 screw in screw hole 9 in, thereby can make dead lever 7 and lower fixing sleeve 8 lock connecting piece sleeve 2 and reinforcing bar 4.
Example 2
Referring to fig. 3, the embodiment is further improved on the basis of embodiment 1, and the improvement is as follows: in order to further enhance the structure of the steel bar framework, a plurality of reinforcing structures are arranged between four adjacent steel bars 4 arranged along the rectangle at equal intervals; the reinforcing structure comprises a positioning sleeve 15, a reinforcing rod 16 and a positioning bolt 17; the inner diameter of each positioning sleeve 15 is larger than the outer diameter of each reinforcing steel bar 4, and two adjacent positioning sleeves 15 are fixedly connected through reinforcing rods 16; a positioning bolt 17 is matched with the internal thread of the positioning sleeve 15, and a hexagonal fixing block 11 which is convenient for a worker to rotate is fixed at one end of the positioning bolt 17, which is positioned outside the positioning sleeve 15; set up like this, after establishing four 15 covers of position sleeve on four reinforcing bars 4, rotate hexagonal fixed block 11 respectively, positioning bolt 17 inwards precession this moment to fix reinforcing bar 4, thereby can strengthen steel skeleton's structure.
In order to prevent the positioning bolt 17 from damaging the structure of the steel bar 4, a fixing plate 18 matched with the surface of the steel bar 4 is rotatably arranged at one end of the positioning bolt 17 in the positioning sleeve 15, and the fixing plate 18 is an arc-shaped plate.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A connecting piece with a deviation rectifying function for a reinforcement cage is characterized by comprising a connecting piece body (1), a connecting piece sleeve (2) and a connecting clamping groove (3); the connecting piece body (1) is square, and connecting piece sleeves (2) are symmetrically arranged on the surface of the connecting piece body; a plurality of connecting piece sleeves (2) are internally provided with connecting clamping grooves (3) matched with the outer ends of the reinforcing steel bars (4), and the inner diameters of the connecting clamping grooves (3) are the same as the outer diameters of the reinforcing steel bars (4); a plurality of sleeve through holes (5) are distributed on the connecting piece sleeve (2) in a crossed manner; a plurality of steel bar through holes (6) which are matched with the plurality of sleeve through holes (5) on the single connecting piece sleeve (2) one by one are arranged at the outer ends of the steel bars (4), and the inner diameters of the sleeve through holes (5) and the steel bar through holes (6) are the same; the sleeve through hole (5) and the steel bar through hole (6) which are matched with each other are fixed through a fastening bolt structure.
2. The connecting piece for the reinforcement cage with the deviation rectifying function according to claim 1, wherein a plurality of deviation rectifying fixture blocks (14) convenient for positioning the reinforcement (4) are arranged on the outer sides of the two ends of the reinforcement (4) along the ring shape at equal angles; and the deviation rectifying holes (13) which are matched with the plurality of deviation rectifying clamping blocks (14) one by one are arranged in the connecting piece sleeve (2).
3. A connector for a reinforcing cage with deviation rectifying function according to claim 2, wherein said deviation rectifying clamping blocks (14) are shaped as semi-cylinders.
4. The connecting piece for the reinforcement cage with the deviation rectifying function according to claim 1, wherein the fastening bolt structure comprises an upper fixing rod (7), a lower fixing sleeve (8), a threaded hole (9), a fixing bolt (10) and a hexagonal fixing block (11); an upper fixing rod (7) is fixed on one side of the hexagonal fixing block (11), and a fixing bolt (10) is fixed on one side of the upper fixing rod (7); a threaded hole (9) in threaded fit with the fixing bolt (10) is arranged in the lower fixing sleeve (8); a hexagonal fixing block (11) is also fixed on the outer side of the lower fixing sleeve (8); the outer diameters of the upper fixing rod (7) and the lower fixing sleeve (8) are the same as the inner diameter of the sleeve through hole (5), and the length of the upper fixing rod (7) after being in threaded fit with the lower fixing sleeve (8) is smaller than the outer diameter of the connecting piece sleeve (2).
5. A connector for a reinforcement cage with deviation rectifying function as claimed in claim 4, characterized in that the upper fixing rod (7) and the lower fixing sleeve (8) are provided with a protection ring (12) for protecting the structure of the connector sleeve (2).
6. A connector for a reinforcement cage with a function of correcting a deviation according to claim 1, wherein a plurality of reinforcing structures are provided at equal intervals between four adjacent reinforcement bars (4) arranged along a rectangle; the reinforcing structure comprises a positioning sleeve (15), a reinforcing rod (16) and a positioning bolt (17); the inner diameter of each positioning sleeve (15) is larger than the outer diameter of each reinforcing steel bar (4), and two adjacent positioning sleeves (15) are fixedly connected through reinforcing rods (16); positioning bolt (17) have been cooperated in positioning sleeve (15) internal thread, and positioning bolt (17) are located one of positioning sleeve (15) outside and serve and be fixed with hexagonal fixed block (11) that the staff of being convenient for rotated.
7. The connecting piece for the reinforcement cage with the function of rectifying deviation of claim 6, wherein the end of the positioning bolt (17) inside the positioning sleeve (15) is rotatably provided with a fixing plate (18) matched with the surface of the reinforcement (4), and the fixing plate (18) is an arc-shaped plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055606.7A CN112252591A (en) | 2020-09-29 | 2020-09-29 | Connecting piece for reinforcing steel bar framework with deviation rectifying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055606.7A CN112252591A (en) | 2020-09-29 | 2020-09-29 | Connecting piece for reinforcing steel bar framework with deviation rectifying function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112252591A true CN112252591A (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011055606.7A Pending CN112252591A (en) | 2020-09-29 | 2020-09-29 | Connecting piece for reinforcing steel bar framework with deviation rectifying function |
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| Country | Link |
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| CN (1) | CN112252591A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114150819A (en) * | 2021-11-03 | 2022-03-08 | 黄勇 | Flexural reinforced concrete simply supported beam |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060219A (en) * | 2017-03-29 | 2017-08-18 | 北京建筑大学 | A kind of steel concrete supporting structure and method |
| CN207919913U (en) * | 2018-02-10 | 2018-09-28 | 西安建筑科技大学 | A kind of mixed type grout sleeve and its precast shear wall |
| CN208668776U (en) * | 2018-08-02 | 2019-03-29 | 中国建筑第二工程局有限公司 | Fixation device for reinforcing bar connection |
| CN209799171U (en) * | 2019-01-24 | 2019-12-17 | 富实特建材科技(广东)有限公司 | Steel bar connecting piece for connecting a plurality of steel bars |
| CN210086656U (en) * | 2019-04-04 | 2020-02-18 | 中国电建集团铁路建设有限公司 | Reinforcing bar straight thread quick connecting device |
| CN210767334U (en) * | 2019-07-31 | 2020-06-16 | 中南建设集团有限公司 | Horizontal reinforcing apparatus of guard wall embedded steel bar |
-
2020
- 2020-09-29 CN CN202011055606.7A patent/CN112252591A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060219A (en) * | 2017-03-29 | 2017-08-18 | 北京建筑大学 | A kind of steel concrete supporting structure and method |
| CN207919913U (en) * | 2018-02-10 | 2018-09-28 | 西安建筑科技大学 | A kind of mixed type grout sleeve and its precast shear wall |
| CN208668776U (en) * | 2018-08-02 | 2019-03-29 | 中国建筑第二工程局有限公司 | Fixation device for reinforcing bar connection |
| CN209799171U (en) * | 2019-01-24 | 2019-12-17 | 富实特建材科技(广东)有限公司 | Steel bar connecting piece for connecting a plurality of steel bars |
| CN210086656U (en) * | 2019-04-04 | 2020-02-18 | 中国电建集团铁路建设有限公司 | Reinforcing bar straight thread quick connecting device |
| CN210767334U (en) * | 2019-07-31 | 2020-06-16 | 中南建设集团有限公司 | Horizontal reinforcing apparatus of guard wall embedded steel bar |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114150819A (en) * | 2021-11-03 | 2022-03-08 | 黄勇 | Flexural reinforced concrete simply supported beam |
| CN114150819B (en) * | 2021-11-03 | 2024-03-12 | 广西象州三一电杆制造有限公司 | Flexural reinforced concrete simply supported beam |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210122 |
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| RJ01 | Rejection of invention patent application after publication |