CN204510626U - A kind of groove type reinforcing bar connector with space networks grating texture - Google Patents
A kind of groove type reinforcing bar connector with space networks grating texture Download PDFInfo
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- CN204510626U CN204510626U CN201520156694.8U CN201520156694U CN204510626U CN 204510626 U CN204510626 U CN 204510626U CN 201520156694 U CN201520156694 U CN 201520156694U CN 204510626 U CN204510626 U CN 204510626U
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- rib
- longitudinal rib
- reinforcing bar
- circumferential
- bar connector
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Abstract
The utility model provides a kind of groove type reinforcing bar connector with space networks grating texture, it has a cylindrical net case frame, cylindrical net case frame is intersected to connect and compose to intersect in several spaces of being connected to form at circumferential rib and longitudinal rib by circumferential rib and longitudinal rib and arranges connecting wall, circumferential rib, longitudinal rib and connecting wall form cylindrical tube and taper cylindrical shell, connecting wall is arranged on the medium position of circumferential rib and longitudinal rib thickness, four 90 that are formed in same plane after each circumferential rib and longitudinal rib intersect
0four junction plates are set in space respectively, two right-angle surface of each junction plate respectively with circumferential rib and longitudinal rib coenosarc, the smaller diameter end of conic tube is connected with cone, and cone offers through hole, conic tube is offered the first through hole, cylindrical tube is offered the second through hole.The outer wall of the connecting wall of cylindrical tube arranges groove, and each groove is between every two circumferential ribs and two longitudinal ribs.The utility model can solve the deficiencies in the prior art.
Description
Technical field
The utility model relates to reinforcing steel bar connecting device, is a kind of groove type reinforcing bar connector with space networks grating texture.
Background technology
Need to adopt longitudinal reinforcement to connect between architectural prefabricated units, this connected mode generally adopts reinforcing bar connector to complete.This reinforcing bar connector mainly grout sleeve, the deficiency of this grout sleeve is more: many prefabricated units all arrange stirrup in reinforcing bar periphery, due to the limited space in prefabricated units, when longitudinal reinforcement invariant position, the requirement that outside grout sleeve, the protective layer thickness of stirrup can not be up to state standards, for this reason, longitudinal reinforcement in the concrete of prefabricated units must internally movement between two parties, to reach the thickness requirement increasing reinforcing bar connector topping, but, this will cause longitudinal reinforcement far from the outer wall of prefabricated component, therefore the ability that result in the resist torque of body of wall also diminishes, thus the stress performance of prefabricated units is reduced, meanwhile, when the topping in prefabricated units is blocked up, then longitudinal reinforcement can be caused to move to centre, affect the ability of the resist torque of prefabricated units, when prefabricated structure reinforcing bar moves inward, the ability of resist torque diminishes, therefore, the longitudinal reinforcement of prefabricated units is uniform in the both sides of component, can not concentrate mobile to centre, this just requires that the diameter of grout sleeve diminishes, little as far as possible to the middle displacement of precast wall body to meet the longitudinal reinforcement that grout sleeve connects.But, the aperture of grout sleeve is less, grouting amount is lower, bonding strength is caused to reduce, and require that shear wall first horizontal distribution reinforcing bar is 50 millimeters bottom wall according to national standard, but, the height of grout sleeve is generally greater than 100 millimeters, outside the grout sleeve being positioned at body of wall edge member part or shear wall coupling part, must one horizontal hoop be at least set, in this case, when transverse reinforcement is established at grout sleeve position again, then transverse reinforcement distance prefabricated units outer wall is narrower, the requirement of thickness of concrete cover cannot be met, sometimes there is reinforcing steel bars exposed phenomenon, cause reinforcing bar easy-to-rust, and reinforcing bar and concrete cannot be made jointly stressed, have a strong impact on construction quality, in addition, existing grout sleeve in use, in order to the requirement that is up to state standards, need add cracking resistance reinforcing bar in body of wall, prevents the stressed rear generation crack of concrete component, causes construction cost to increase, and difficulty of construction increases, the trapezoidal projection of ring-type on grout sleeve inwall easily produces fracture, causes its intensity significantly to reduce.
Utility model content
The purpose of this utility model is, provide a kind of groove type reinforcing bar connector with space networks grating texture, it can solve the deficiencies in the prior art.
The utility model for achieving the above object, be achieved through the following technical solutions: a kind of groove type reinforcing bar connector with space networks grating texture, it has a cylindrical net case frame, cylindrical net case frame is intersected by circumferential rib and longitudinal rib and connects and composes, circumferential rib at least 3, longitudinal rib is 2-6 bar, intersect in several spaces of being connected to form at circumferential rib and longitudinal rib and connecting wall is set, circumferential rib, longitudinal rib and connecting wall form cylindrical tube and taper cylindrical shell, connecting wall is arranged on middle part or middle part one side position of circumferential rib and longitudinal rib thickness, four 90 that are formed in same plane after each circumferential rib and longitudinal rib intersect
0four junction plates are set in space respectively, two right-angle surface of each junction plate respectively with circumferential rib and longitudinal rib coenosarc, the two ends on each junction plate inclined-plane are connected with circumferential rib and longitudinal rib respectively, one end of cylindrical tube is connected with conic tube, the connecting wall of conic tube is identical with the connecting wall thickness of cylindrical tube, the smaller diameter end of conic tube is connected with cone, cone offers through hole, through-hole wall arranges screw thread, conic tube is offered the first through hole, cylindrical tube is offered the second through hole, the outer wall of the connecting wall of cylindrical tube arranges groove, each groove is between every two circumferential ribs and two longitudinal ribs.The bottom of groove is cambered surface, the thickness of cambered surface and the thickness L of connecting wall
4identical.The thickness L of connecting wall
4for 1.5-5 millimeter, described circumferential rib and the cross section of longitudinal rib are circular or rectangle.The width L-of longitudinal rib
1be greater than the width L of circumferential rib
2.The height L of cone
3be greater than the width of bottom circumferential rib and intermediate annular rib.Short transverse one end of longitudinal rib is connected with cone, and the short transverse other end of longitudinal rib is connected with bottom circumferential rib.Longitudinal rib is 3, along cylindrical net case frame circle distribution, and every two longitudinal rib intervals 120
0.The inclined-plane of described junction plate faces directly or cambered surface.The thickness H of longitudinal rib is 3-8 millimeter, width L
1for 4-10 millimeter, the maximum outside diameter D of cylindrical net case frame is 30-80 millimeter.The surface that circumferential rib, longitudinal rib and junction plate are positioned at cylindrical tube inwall is same plane, and the surface that circumferential rib, longitudinal rib and junction plate are positioned at cylindrical tube outer wall is same plane.
Reinforcing bar connector of the present utility model can solve the deficiency that prior art exists, and its fenestral fabric makes reinforcing bar connector in use can meet the requirement of GB50010-2010 and JGJ1-2014 completely.When the grouting amount of reinforcing bar connector is constant, the external diameter of the connecting wall of reinforcing bar connector generally reduces about 30%-40% than the barrel external diameter of prior art, horizontal distribution muscle or stirrup can be attached in the groove of longitudinal rib and circumferential rib phase Crosslinking Mechanisms by it in construction, avoid the space that horizontal distribution muscle and stirrup occupy reinforcing bar connector outside, the distance between the connecting wall of reinforcing bar connector and body of wall outward flange is made to remain within designing requirement, thus ensure that construction quality, particularly at bridge, in the heavy construction that tunnel etc. use column more, the distance between the connecting wall of reinforcing bar connector and the outward flange of concrete construction is made to maintain design thickness more than 16.5 millimeters, completely eliminate building hidden danger, and make the bending resistance of body of wall improve 30-40%.Due to features such as tubular grid frame structures, make mutual power transmission between the longitudinal rib of reinforcing bar connector, circumferential rib, make reinforcing bar connector uniform force, tensile strength is 635-655MPa, because the connecting wall in tubular grid frame structure is thinner, connecting wall is arranged on the medium position of circumferential rib and longitudinal rib thickness, and the own wt of reinforcing bar connector can be made to be about the 50%-60% of existing product, and reach comparatively high-tensile, thus save building costs etc.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model; Accompanying drawing 2 is A-A sectional structure schematic diagrames in accompanying drawing 1; Accompanying drawing 3 is B-B sectional structure schematic diagrames in accompanying drawing 2.
Detailed description of the invention
Contrast accompanying drawing, is described further the utility model.
A kind of groove type reinforcing bar connector with space networks grating texture of the present utility model, it has a cylindrical net case frame, cylindrical net case frame is intersected by circumferential rib 7 and longitudinal rib 8 and connects and composes, circumferential rib 7 at least 3, longitudinal rib is 2-6 bar, in circumferential rib 7 and the crossing several spaces be connected to form of longitudinal rib 8, connecting wall 2 is set, circumferential rib 7, longitudinal rib 8 and connecting wall 2 form cylindrical tube and taper cylindrical shell, connecting wall 2 is arranged on middle part or middle part one side position of circumferential rib and longitudinal rib thickness, four 90 that are formed in same plane after each circumferential rib and longitudinal rib intersect
0four junction plates are set in space respectively, two right-angle surface of each junction plate respectively with circumferential rib 7 and longitudinal rib 8 coenosarc, the two ends on each junction plate inclined-plane are connected with circumferential rib 7 and longitudinal rib 8 respectively, circumferential rib 7, the surface that longitudinal rib 8 and junction plate are positioned at cylindrical tube inwall is same plane, circumferential rib 7, the surface that longitudinal rib 8 and junction plate are positioned at cylindrical tube outer wall is same plane, one end of cylindrical tube is connected with conic tube 1, the connecting wall of conic tube 1 is identical with the connecting wall thickness of cylindrical tube, the smaller diameter end of conic tube 1 is connected with cone 10, cone 10 is offered through hole 9, through hole 9 wall arranges screw thread, conic tube 1 is offered the first through hole 3, cylindrical tube is offered the second through hole 4, the outer wall of the connecting wall 2 of cylindrical tube arranges groove 16, each groove 16 is between every two circumferential ribs and two longitudinal ribs.Structure of the present invention can make reinforcing bar connector meet relevant criterion requirement under construction; make plate, the protective layer thickness of wall reaches more than 16.5 millimeters; the thickness of beam, post topping reaches more than 21.5 millimeters; this is the insurmountable problem of reinforcing bar connector of the various structure in current this area, and thickness building hidden danger not up to standard is also be difficult to monitoring.The feature that the invention solves building hidden danger is very remarkable.Reinforcing bar connector of the present invention generally adopts ductile iron manufacture, the reinforcing bar connector prepared with the material of ductile iron 600-3 model, and its tensile strength is 635-655MPa.Junction plate in said structure as shown in Figure 3,12 are first junction plates, 13 are second junction plates, 14 are the 3rd junction plates, 15 is the 4th junction plates, dotted line in figure only represents the shape of each junction plate, junction plate can increase the tensile strength of reinforcing bar connector, and increases the bending resistance of building unit.
The bottom of groove 16 of the present invention is cambered surface 17, the thickness of the bottom cambered surface 17 of groove 16 and the thickness L of connecting wall
4identical, this structure can make complete the coordinating with groove cambered surface of the cambered surface of horizontal distribution muscle and stirrup, thus increases the thickness of topping of plate, wall further.
Further scheme of the present utility model is: the thickness L of connecting wall 2
4for 1.5-5 millimeter, the thickness L of preferred connecting wall 2
4for 1.5-3.5 millimeter, described circumferential rib and the cross section of longitudinal rib are circular or rectangle, and it is thinner that the utility model structure can make the thickness of connecting wall 2 accomplish, this thickness makes the tensile strength of connector reach high value while alleviating reinforcing bar connector weight.
The width L of longitudinal rib 8 described in the utility model
1be greater than the width L of circumferential rib 7
2, applicant's research shows, the width that the width of longitudinal rib 8 is greater than circumferential rib 7 can increase the tensile strength of reinforcing bar connector, and this priority scheme can realize the purpose of this utility model further, and improves the tensile strength of reinforcing bar connector further.
The height L of cone 10 of the present utility model
3be greater than the width of bottom circumferential rib and intermediate annular rib, the overall structure of reinforcing bar connector can be made to be in stress equalization state.
Short transverse one end of longitudinal rib 8 of the present utility model is connected with cone 10, the short transverse other end of longitudinal rib 8 is connected with bottom circumferential rib 11, the connected mode of longitudinal rib 8 has certain influence for optimum efficiency of the present utility model, and this scheme can increase reinforcing bar connector tensile strength.
Further program of the utility model is: longitudinal rib 8 is 3, along cylindrical net case frame circle distribution, and every two longitudinal rib 8 intervals 120
0this is the preferred version that the horizontal cloth muscle of building unit or stirrup can be made to be adjacent in reinforcing bar connector, distance between reinforcing bar connector outer wall and body of wall outward flange is remained within the thickness of design, thus significantly improves construction quality, and more high-tensile object can be reached.
The thickness H of longitudinal rib 8 described in the utility model is 3-8 millimeter, width L
1for 4-10 millimeter.As the thickness L of connecting wall 2
4be 1.5 millimeters, the thickness H of longitudinal rib 8 is 8 millimeters, width L
1when being 10 millimeters, the tensile strength of reinforcing bar connector can reach 655MPa.The maximum outside diameter D of described cylindrical net case frame is 30-80 millimeter, and preferred scheme is further: the maximum outside diameter D of cylindrical net case frame is 30-60 millimeter.The minimum value of the utility model maximum outside diameter is significantly less than the maximum outside diameter of prior art sleeve, and the tensile strength of reinforcing bar connector is higher than prior art.
The inclined-plane of junction plate of the present invention faces directly or cambered surface, while the tensile strength that it can increase connector further and flexural strength, manufacturing cost reduced.
The thickness H of longitudinal rib 8 described in the utility model is 3-8 millimeter, width L
1for having multiple combination in 4-10 millimeter scheme, but all combinations of the utility model are not included in the present embodiment.
1, as the thickness L of connecting wall 2
4when being 5 millimeters, the thickness H of longitudinal rib 8 is 3 millimeters, width L
1it is 4 millimeters.
2, as the thickness L of connecting wall 2
4when being 4.5 millimeters, the thickness H of longitudinal rib 8 is 5 millimeters, width L
1it is 6 millimeters.
3, as the thickness L of connecting wall 2
4when being 4 millimeters, the thickness H of longitudinal rib 8 is 6 millimeters, width L
1it is 4 millimeters.
4, as the thickness L of connecting wall 2
4when being 3.8 millimeters, the thickness H of longitudinal rib 8 is 7 millimeters, width L
1it is 10 millimeters.
5, as the thickness L of connecting wall 2
4when being 1.5 millimeters, the thickness H of longitudinal rib 8 is 8 millimeters, width L
1it is 10 millimeters.
6, as the thickness L of connecting wall 2
4when being 3 millimeters, the thickness H of longitudinal rib 8 is 6 millimeters, width L
1it is 9 millimeters.
7, as the thickness L of connecting wall 2
4when being 2.2 millimeters, the thickness H of longitudinal rib 8 is 7 millimeters, width L
1it is 7 millimeters.
8, as the thickness L of connecting wall
4when being 2 millimeters, the thickness H of longitudinal rib 8 is 8 millimeters, width L
1it is 8 millimeters.
9, as the thickness L of connecting wall 2
4when being 1.8 millimeters, the thickness H of longitudinal rib 8 is 3 millimeters, width L
1it is 10 millimeters.
10, as the thickness L of connecting wall 2
4when being 2 millimeters, the thickness H of longitudinal rib 8 is 4 millimeters, width L
1it is 9 millimeters.
Claims (10)
1. the groove type reinforcing bar connector with space networks grating texture, it is characterized in that: it has a cylindrical net case frame, cylindrical net case frame is intersected by circumferential rib (7) and longitudinal rib (8) and connects and composes, circumferential rib (7) at least 3, longitudinal rib is 2-6 bar, in circumferential rib (7) and the crossing several spaces be connected to form of longitudinal rib (8), connecting wall (2) is set, circumferential rib (7), longitudinal rib (8) and connecting wall (2) form cylindrical tube and taper cylindrical shell, connecting wall (2) is arranged on middle part or middle part one side position of circumferential rib (7) and longitudinal rib (8) thickness, four 90 that are formed in same plane after each circumferential rib and longitudinal rib intersect
0four junction plates are set in space respectively, two right-angle surface of each junction plate respectively with circumferential rib (7) and longitudinal rib (8) coenosarc, the two ends on each junction plate inclined-plane are connected with circumferential rib (7) and longitudinal rib (8) respectively, one end of cylindrical tube is connected with conic tube (1), the connecting wall of conic tube (1) is identical with the connecting wall thickness of cylindrical tube, the smaller diameter end of conic tube (1) is connected with cone (10), cone (10) is offered through hole (9), through hole (9) wall arranges screw thread, conic tube (1) is offered the first through hole (3), cylindrical tube is offered the second through hole (4), the outer wall of the connecting wall of cylindrical tube is arranged groove (16), each groove (16) is between every two circumferential ribs and two longitudinal ribs.
2. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the bottom of groove (16) is cambered surface (17), the thickness of cambered surface (17) and the thickness L of connecting wall (2)
4identical.
3. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the thickness L of connecting wall (2)
4for 1.5-5 millimeter, described circumferential rib (7) and the cross section of longitudinal rib (8) are circular or rectangle.
4. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the width L-of longitudinal rib (8)
1be greater than the width L of circumferential rib (7)
2.
5. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the height L of cone (10)
3be greater than the width of bottom circumferential rib and intermediate annular rib.
6. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, it is characterized in that: short transverse one end of longitudinal rib (8) is connected with cone (10), the short transverse other end of longitudinal rib (8) is connected with bottom circumferential rib (11).
7. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: longitudinal rib (8) is 3, along cylindrical net case frame circle distribution, and every two longitudinal rib (8) intervals 120
0.
8. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the inclined-plane of described junction plate faces directly or cambered surface.
9. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, is characterized in that: the thickness H of longitudinal rib (8) is 3-8 millimeter, width L
1for 4-10 millimeter, the maximum outside diameter D of cylindrical net case frame is 30-80 millimeter.
10. a kind of groove type reinforcing bar connector with space networks grating texture according to claim 1, it is characterized in that: the surface that circumferential rib (7), longitudinal rib (8) and junction plate are positioned at cylindrical tube inwall is same plane, the surface that circumferential rib (7), longitudinal rib (8) and junction plate are positioned at cylindrical tube outer wall is same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520156694.8U CN204510626U (en) | 2015-02-11 | 2015-03-19 | A kind of groove type reinforcing bar connector with space networks grating texture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071555 | 2015-02-11 | ||
| CN201510071555X | 2015-02-11 | ||
| CN201520156694.8U CN204510626U (en) | 2015-02-11 | 2015-03-19 | A kind of groove type reinforcing bar connector with space networks grating texture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204510626U true CN204510626U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510121352.7A Pending CN104712102A (en) | 2015-02-11 | 2015-03-19 | Concave steel bar connector adopting space grid structure |
| CN201520156694.8U Active CN204510626U (en) | 2015-02-11 | 2015-03-19 | A kind of groove type reinforcing bar connector with space networks grating texture |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510121352.7A Pending CN104712102A (en) | 2015-02-11 | 2015-03-19 | Concave steel bar connector adopting space grid structure |
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| CN (2) | CN104712102A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712102A (en) * | 2015-02-11 | 2015-06-17 | 张波 | Concave steel bar connector adopting space grid structure |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204781619U (en) * | 2014-12-03 | 2015-11-18 | 山东万斯达建筑科技股份有限公司 | Space grid column structure steel bar connector of an area awl section of thick bamboo |
| CN104963463B (en) * | 2015-07-07 | 2017-11-07 | 山东万斯达建筑科技股份有限公司 | A kind of tubular helical structure reinforcing bar connector and its construction method |
| CN104963466B (en) * | 2015-07-07 | 2017-06-06 | 山东万斯达建筑科技股份有限公司 | A kind of construction method with cone cylinder structure reinforcing bars connector |
| CN104963454B (en) * | 2015-07-07 | 2017-06-16 | 山东万斯达建筑科技股份有限公司 | A kind of cage reinforcing bar connector with cone cylinder and its construction method |
| CN104963462B (en) * | 2015-07-07 | 2017-11-07 | 山东万斯达建筑科技股份有限公司 | A kind of spiral reinforcing bar connector with cone cylinder and its construction method |
| CN104963458B (en) * | 2015-07-07 | 2017-05-03 | 山东万斯达建筑科技股份有限公司 | Steel bar connector with inner ring cylindrical structure and construction method of steel bar connector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4627212A (en) * | 1985-08-09 | 1986-12-09 | Hysao Miyamoto | Splice sleeve for reinforcing bars with cylindrical shell |
| JPH0791883B2 (en) * | 1986-06-26 | 1995-10-09 | 正 門田 | Mortar filling type rebar joint sleeve |
| CN202208996U (en) * | 2011-01-14 | 2012-05-02 | 中冶建筑研究总院有限公司 | Cement grout steel bar connector |
| CN203475703U (en) * | 2013-06-08 | 2014-03-12 | 柳州欧维姆机械股份有限公司 | Semi-grouting type steel bar connector |
| CN104712102A (en) * | 2015-02-11 | 2015-06-17 | 张波 | Concave steel bar connector adopting space grid structure |
-
2015
- 2015-03-19 CN CN201510121352.7A patent/CN104712102A/en active Pending
- 2015-03-19 CN CN201520156694.8U patent/CN204510626U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712102A (en) * | 2015-02-11 | 2015-06-17 | 张波 | Concave steel bar connector adopting space grid structure |
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| CN104712102A (en) | 2015-06-17 |
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| GR01 | Patent grant |