CN202157465U - Steel bar connecting sleeve - Google Patents
Steel bar connecting sleeve Download PDFInfo
- Publication number
- CN202157465U CN202157465U CN2011202365524U CN201120236552U CN202157465U CN 202157465 U CN202157465 U CN 202157465U CN 2011202365524 U CN2011202365524 U CN 2011202365524U CN 201120236552 U CN201120236552 U CN 201120236552U CN 202157465 U CN202157465 U CN 202157465U
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- taper pipe
- overcoat
- pipe
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- conical
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Abstract
The utility model relates to a steel bar connecting sleeve, which belongs to parts of building materials and is assembled by a left outer sleeve, a left taper pipe, a middle connecting roller, a right taper pipe and a right outer sleeve. When two steel bars need to be connected together, users can enable an end head of the steel bars at the left side to sequentially penetrate through the left outer sleeve, the left taper pipe and the middle connecting roller, and then enable an end head of the steel bars at the right side to sequentially penetrate through the right taper pipe, the right outer sleeve and the middle connecting roller, enable internal threads of the left outer sleeve to be meshed and fastened with external threads at the left side of the middle connecting roller through exertion after the left taper pipe is pushed into the left outer sleeve, enable internal threads of the right outer sleeve to be meshed and fastened with external threads at the right side of the middle connecting roller through exertion after the right taper pipe is pushed into the right outer sleeve, finally complete connection of the two steel bars. When the sleeve is used for connecting the steel bars, manual work, rib stripping and rolling equipment, and maintaining cost are not needed, the steel bar connecting sleeve can improve strength of the steel bars while reducing cost of workers, and is convenient and fast in construction.
Description
Technical field
The utility model relates to a kind of reinforcing steel bar connecting sleeve tube, belongs to the building materials part.
Background technology
In building trade; Being connected by multiple between reinforcing bar and the reinforcing bar, since the eighties, mechanical connection experienced sleeve cold extrusion, taper thread, jumping-up straight thread, up to different stages such as present rolling straight threads; Technology is constantly mature and stable, and cost also constantly reduces.The connected mode of previous overlap joint can not be used for the connection of big specification reinforcing bar, adds to be welded with a lot of weak points, and welding quality all can't guarantee.Reinforcing steel bar machinery connects the obvious advantage that gets that demonstrates.
Wherein, Steel bar rib-stripping rolling straight thread connecting reinforcement branch sleeve technology; Its principle is to peel end reinforced vertical rib to be connected and cross rib off a part with the method for cutting; After directly being rolled into the ordinary straight screw thread then, couple together, form the connection of reinforcing bar with special straight thread reinforcing steel bar connecting sleeve tube.But this technology adds man-hour in the rolling of stripping rib, destroys the globality of reinforcing bar, makes reinforcing bar processing place less than this material, thereby reduces reinforced steel bar strength; Steel bar rib-stripping rolling processing needs expense artificial and stripping rib rolling installation and maintenance, and processing also needs the screw thread protection cap.In case screw thread protection is bad, just need processing again.
The utility model content
The purpose of the utility model is to provide a kind of reinforcing steel bar connecting sleeve tube; With this sleeve connecting reinforcement, do not need the expense of manual work, stripping rib rolling installation and maintenance, reducing workman's expense simultaneously, increased the intensity of reinforcing bar, easy construction is quick.
The technical scheme of the utility model is; A kind of reinforcing steel bar connecting sleeve tube is assembled by left overcoat, left Taper Pipe, indirect roller, right Taper Pipe, right overcoat, when needs link together two reinforcing bars; With the termination of left side reinforcing bar, penetrate left overcoat, left Taper Pipe successively, cause the indirect roller; With the termination of right side reinforcing bar, penetrate right overcoat, right Taper Pipe successively, cause the indirect roller again; After pushing left Taper Pipe in the left overcoat, firmly cause the internal thread of left overcoat and the left side external screw thread engagement of indirect roller tight; After pushing right Taper Pipe in the right overcoat again, firmly cause the internal thread of right overcoat and the right external screw thread engagement of indirect roller tight; Accomplishing two reinforcing bars connects.
Described indirect roller is the column of a left and right symmetry; The left and right both ends of the surface of said column have the centre bore that can make in the reinforcing bar load hole; The two ends of said column outer circumference surface have the external screw thread with the engagement of the internal thread of left and right overcoat respectively.
Described left overcoat, right overcoat all are columns, column one end face have can with the internal thread hole of indirect roller external screw thread engagement, the internal thread hole effective depth can all be screwed into the externally threaded length of indirect roller; The column other end has conical bore to said end face, and the hole of said other end is an aperture, and tapering is consistent with the tapering of left and right Taper Pipe; Described conical bore and described internal thread hole connect.
Described left Taper Pipe, right Taper Pipe are respectively conical pipes, and the tapering of conical pipe is consistent with the tapering in the female cone hole of left overcoat, right overcoat; In the middle of the conical pipe, a through hole that equals bar diameter is arranged.
Another kind of described left Taper Pipe, right Taper Pipe; Be respectively by two or three conical pipes that cone sheets is combined into; Its outside is combined into the shape of a Taper Pipe to described awl sheet with a rubber ring, and the tapering of synthetic Taper Pipe is consistent with the female cone hole of left overcoat, right overcoat; In the middle of the said synthetic conical pipe, synthetic through hole littler than bar diameter.
On described left Taper Pipe, the Taper Pipe inner peripheral wall of right Taper Pipe, the horizontal bar groove identical with the reinforcing bar horizontal bar arranged near major part.
The beneficial effect of the utility model:
This connection has improved the progress of engineering, reduces workman's workload.Also have,
1. mechanical property is good, attachment security is reliable: owing to two-wayly push tapered cover reinforcing bar is steadily connected; This material of reinforcing bar need not to do any processing; Horizontal bar groove in screw thread horizontal bar and the Taper Pipe matches and has more increased the reinforcing bar bonding strength; Remedied the core diameter of thread less than the parent material of reinforcement rebar base circle diameter (BCD) to the influence that strength reduction brings, make the strength of joint of connection be higher than strength of parent, can make mother metal give full play to its intensity and ductility.
2. easy to connect: when constructions such as large-engineering amount and basement negative, have incomparable advantage, pollution-free during construction, flames of anger operation, safety and environmental protection is good, but all-weather construction.
3. this reinforcing steel bar connecting sleeve tube can be made into a sleeve series, is applicable to that multiple reinforcing bar mixes the reinforcing bar connection of clay structure engineering; And to moment reinforcement, fixedly reinforcing bar, reinforcing cage, overlength reinforcing bar etc. and the occasion that can not rotate all are suitable for.
Description of drawings
Fig. 1 is the assembling sketch map of a kind of reinforcing steel bar connecting sleeve tube of the utility model.
Fig. 2 is first embodiment sketch map of part arrangement architecture of a kind of reinforcing steel bar connecting sleeve tube of the utility model.
Fig. 3 is second embodiment sketch map of part arrangement architecture of a kind of reinforcing steel bar connecting sleeve tube of the utility model.
Among the figure, 1-indirect roller, 2-left side Taper Pipe, the right Taper Pipe of 3-, 4-left side overcoat, the right overcoat of 5-, 6-rubber ring.
The specific embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is carried out detailed explanation.Fig. 1 is the assembling sketch map of a kind of reinforcing steel bar connecting sleeve tube of the utility model.Fig. 2 is a part arrangement architecture sketch map.Fig. 3 is a part arrangement architecture generalized section.Can find out from figure; A kind of reinforcing steel bar connecting sleeve tube is assembled by left overcoat 4, left Taper Pipe 2, indirect roller 1, right Taper Pipe 3, right overcoat 5, when needs link together two reinforcing bars; With the termination of left side reinforcing bar, penetrate left overcoat 4, left Taper Pipe 2 successively, cause indirect roller 1; Again with the termination of right side reinforcing bar, penetrate right overcoat 5, right Taper Pipe 3 successively, cause indirect roller 1; After pushing left Taper Pipe 2 in the left overcoat 4, firmly the internal thread of left overcoat 4 and the left side external screw thread engagement of indirect roller 1 are caused tightly available spanner; After pushing right Taper Pipe 3 in the right overcoat 5 again, firmly the internal thread of right overcoat 5 and the right external screw thread engagement of indirect roller 1 are caused tightly available spanner; Accomplishing two reinforcing bars connects.
Described indirect roller 1 is the column of a left and right symmetry; The left and right both ends of the surface of said column have the centre bore that can make in the reinforcing bar load hole; The two ends of said column outer circumference surface are respectively equipped with the external screw thread with the engagement of the internal thread of left and right overcoat 4,5.
Described left overcoat 4, right overcoat 5 all are columns, from column one end face have can with the internal thread hole of indirect roller 1 external screw thread engagement, the internal thread hole effective depth can all be screwed into indirect roller 1 externally threaded length; Have conical bore from the column other end to said end face, the hole of said other end is an aperture, and tapering is consistent with the tapering of left and right Taper Pipe 2,3; Described conical bore and described internal thread hole connect.
Described left Taper Pipe 2, right Taper Pipe 3 are respectively conical pipes, and the tapering of conical pipe is consistent with the tapering in the female cone hole of left overcoat, right overcoat; In the middle of the conical pipe, a through hole that equals bar diameter is arranged; On the conical pipe inwall, the identical lines indentation of reinforcing bar cross rib is arranged.
During connection, through on the reinforcing bar, and then put left Taper Pipe 2 to left overcoat 4; Make the identical lines of reinforcing bar cross rib consistent, be screwed into the connecting thread of left overcoat 4 to the screw thread of indirect roller 1, when left Taper Pipe 2 is pushed up at indirect roller 1 end of thread place with left Taper Pipe 2 lines; Taper Pipe 2 stressed outer moving with left overcoat 4 tapered barrels in a left side closely contact, and make left Taper Pipe 2 tightly clamp reinforcing bar, in addition; The centre of indirect roller 1 is real core body, withstands reinforcing bar and gives power outward.Make the dynamics of left Taper Pipe 2 bigger, nearly step reinforced company's relay.
This is the connection of left side reinforcing bar end; Then, connect the reinforcing bar end on the right again, be assembled together indirect roller 1, right overcoat 5, right Taper Pipe 3, the same with the Connection Step of left side reinforcing bar end, so just accomplished whole reinforcing bar and connected.Wherein, the indentation with the identical lines of reinforcing bar horizontal bar is arranged in the left and right Taper Pipe 2,3, better combine, reach higher bonding strength with reinforcing bar.
Embodiment 1: described indirect roller 1 total length 108mm, diameter phi 48mm; Left and right both ends of the surface have φ 20mm centre bore, centre bore effective depth 34mm; Left and right two ends are processed with the external screw thread of M36, reach 34mm.
Described left overcoat 4, right overcoat 5, column, long respectively 90mm, diameter phi 48mm; One end face has internal thread hole M36, internal thread hole effective depth 34mm; The conical bore that the other end has to a said end face, aperture φ 22mm, tapering is 20/30 in the length of 38mm.
Described left Taper Pipe 2, right Taper Pipe 3, length is respectively 42mm, and the conical pipe microcephaly holds φ 20mm, and tapering is 20/30 in 38mm length; Conical pipe stub end diameter phi 30mm; Said conical pipe has the through hole of a φ 20mm.
The another kind of left Taper Pipe 2 of described reinforcing steel bar connecting sleeve tube, right Taper Pipe 3; Can be respectively by two or three conical pipes that cone sheets is combined into; Its outside is combined into described awl sheet with a rubber ring 6 shape of a Taper Pipe; The tapering of synthetic Taper Pipe, consistent with the female cone hole of left overcoat 4, right overcoat 5; In the middle of the said synthetic conical pipe, synthetic through hole littler than bar diameter.Referring to Fig. 3
Described left overcoat 4, right overcoat 5, column, long respectively 90mm, diameter phi 48mm; One end face has internal thread hole M36, internal thread hole effective depth 34mm; The conical bore that the other end has to a said end face, aperture φ 24mm, tapering is 20/30 in the length of 38mm.
Described left Taper Pipe 2, right Taper Pipe 3, length is respectively 42mm, and by the conical pipe that two cone sheets are combined into, synthetic conical pipe microcephaly holds φ 20mm, and tapering is 20/30 in 38mm length; Conical pipe stub end diameter phi 30mm; Said conical pipe has the through hole of a φ 20mm; This structure can be used to connect the reinforcing bar of diameter greater than φ 20mm, such as the reinforcing bar of φ 21mm-φ 24mm.
A described conical pipe 2,3 that is combined into by two cone sheets, its outside is combined into described awl sheet with a rubber ring 6 shape of a Taper Pipe.
On described left Taper Pipe 2, the Taper Pipe inner peripheral wall of right Taper Pipe 3, the horizontal bar groove identical with the reinforcing bar horizontal bar arranged near major part.
Because Taper Pipe can be to be tapered by two or three external diameters; Internal diameter is the awl sheet that the horizontal bar groove identical with the reinforcing bar horizontal bar arranged; The awl sheet is combined into the external diameter of Taper Pipe internal diameter less than reinforcing bar, when Taper Pipe and reinforcing bar combine, bores sheets to two or three with a kind of rubber ring 6 and is combined into a Taper Pipe; Because the effect of rubber ring makes the internal diameter of Taper Pipe to enlarge, insert the diameter reinforcing bar thicker than Taper Pipe.Make that Taper Pipe is not complete encirclement reinforcing bar; Interstitial hole two of indirect roller does not communicate, and the centre has wall to section, and the effect of this wall is exactly, and the outside makes the power that reinforcing bar walks toward outside when connecing roller and combine; Since firmly outer, make reinforcing bar and Taper Pipe walk toward outside together, the internal diameter of Taper Pipe is dwindled, and combine reinforcing bar live firmly.
In sum, according to the foregoing description, this reinforcing steel bar connecting sleeve tube can be made into a sleeve series, is applicable to that multiple reinforcing bar mixes the reinforcing bar connection of clay structure engineering.
The utility model does not need manual work and stripping rib rolling installation and the expense of maintaining, does not destroy the globality of reinforcing bar, does not reduce reinforced steel bar strength.But when reducing workman's expense, increased the intensity of reinforcing bar, it is more convenient to construct, quick.Creative.
Present embodiment is the example in the utility model design, and those skilled in the art can conceive on the basis at this, infer a plurality of technical schemes, but all technical schemes, all within the protection domain of claims of the utility model.
Claims (6)
1. reinforcing steel bar connecting sleeve tube; It is characterized in that, assemble, when needs link together two reinforcing bars by left overcoat, left Taper Pipe, indirect roller, right Taper Pipe, right overcoat; With the termination of left side reinforcing bar, penetrate left overcoat, left Taper Pipe successively, cause the indirect roller; With the termination of right side reinforcing bar, penetrate right overcoat, right Taper Pipe successively, cause the indirect roller again; After pushing left Taper Pipe in the left overcoat, firmly cause the internal thread of left overcoat and the left side external screw thread engagement of indirect roller tight; After pushing right Taper Pipe in the right overcoat again, firmly cause the internal thread of right overcoat and the right external screw thread engagement of indirect roller tight; Accomplishing two reinforcing bars connects.
2. according to the described a kind of reinforcing steel bar connecting sleeve tube of claim 1, it is characterized in that described indirect roller is the column of a left and right symmetry; The left and right both ends of the surface of said column have the centre bore that can make in the reinforcing bar load hole; The two ends of said column outer circumference surface have the external screw thread with the engagement of the internal thread of left and right overcoat respectively.
3. according to the described a kind of reinforcing steel bar connecting sleeve tube of claim 1; It is characterized in that; Described left overcoat, right overcoat all are columns, column one end face have can with the internal thread hole of indirect roller external screw thread engagement; The internal thread hole effective depth can all be screwed into the externally threaded length of indirect roller; The column other end has conical bore to said end face, and the hole of said other end is an aperture, and tapering is consistent with the tapering of left and right Taper Pipe; Described conical bore and described internal thread hole connect.
4. according to the described a kind of reinforcing steel bar connecting sleeve tube of claim 1, it is characterized in that described left Taper Pipe, right Taper Pipe are respectively conical pipes, the tapering of conical pipe, consistent with the tapering in the female cone hole of left overcoat, right overcoat; In the middle of the conical pipe, a through hole that equals bar diameter is arranged; On the conical pipe inwall, the identical lines indentation of reinforcing bar cross rib is arranged.
5. according to the described a kind of reinforcing steel bar connecting sleeve tube of claim 1; It is characterized in that; Described left Taper Pipe, right Taper Pipe are respectively by two or three conical pipes that cone sheets is combined into, and its outside is combined into described awl sheet with a rubber ring shape of a Taper Pipe; The tapering of synthetic Taper Pipe, consistent with the female cone hole of left overcoat, right overcoat; In the middle of the said synthetic conical pipe, synthetic through hole littler than bar diameter.
6. according to the described a kind of reinforcing steel bar connecting sleeve tube of claim 1, it is characterized in that on described left Taper Pipe, the Taper Pipe inner peripheral wall of right Taper Pipe, the horizontal bar groove identical with the reinforcing bar horizontal bar being arranged near major part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011202365524U CN202157465U (en) | 2011-07-07 | 2011-07-07 | Steel bar connecting sleeve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011202365524U CN202157465U (en) | 2011-07-07 | 2011-07-07 | Steel bar connecting sleeve |
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CN202157465U true CN202157465U (en) | 2012-03-07 |
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CN2011202365524U Expired - Fee Related CN202157465U (en) | 2011-07-07 | 2011-07-07 | Steel bar connecting sleeve |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103147580A (en) * | 2013-03-13 | 2013-06-12 | 中天建设集团有限公司 | Large-diameter steel bar straight thread connection technology |
CN103790286A (en) * | 2012-10-30 | 2014-05-14 | 林恕如 | Connector |
CN104328868A (en) * | 2014-10-17 | 2015-02-04 | 钟智谦 | Prestressed concrete connecting piece and connecting method |
CN106723935A (en) * | 2016-12-16 | 2017-05-31 | 池州海琳服装有限公司 | Dryer cleaning brush with dog hole |
CN108316563A (en) * | 2018-04-08 | 2018-07-24 | 李藏柱 | Sleeve outer nut plug-in attachment device and its connection structure and its installation method |
CN110303301A (en) * | 2019-07-12 | 2019-10-08 | 徐州工业职业技术学院 | A kind of manufacturing technology of sleeve type reinforced bar connector for constructional engineering |
-
2011
- 2011-07-07 CN CN2011202365524U patent/CN202157465U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103790286A (en) * | 2012-10-30 | 2014-05-14 | 林恕如 | Connector |
CN103147580A (en) * | 2013-03-13 | 2013-06-12 | 中天建设集团有限公司 | Large-diameter steel bar straight thread connection technology |
CN104328868A (en) * | 2014-10-17 | 2015-02-04 | 钟智谦 | Prestressed concrete connecting piece and connecting method |
CN106723935A (en) * | 2016-12-16 | 2017-05-31 | 池州海琳服装有限公司 | Dryer cleaning brush with dog hole |
CN108316563A (en) * | 2018-04-08 | 2018-07-24 | 李藏柱 | Sleeve outer nut plug-in attachment device and its connection structure and its installation method |
WO2019196743A1 (en) * | 2018-04-08 | 2019-10-17 | 李藏柱 | Sleeve outer nut snap-on connecting device, connecting structure thereof and mounting method therefor |
CN110303301A (en) * | 2019-07-12 | 2019-10-08 | 徐州工业职业技术学院 | A kind of manufacturing technology of sleeve type reinforced bar connector for constructional engineering |
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Legal Events
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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: 20120307 Termination date: 20140707 |
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EXPY | Termination of patent right or utility model |