CN103410823A - Fastening connection fittings for pipe with pre-punching hole - Google Patents
Fastening connection fittings for pipe with pre-punching hole Download PDFInfo
- Publication number
- CN103410823A CN103410823A CN2013103531313A CN201310353131A CN103410823A CN 103410823 A CN103410823 A CN 103410823A CN 2013103531313 A CN2013103531313 A CN 2013103531313A CN 201310353131 A CN201310353131 A CN 201310353131A CN 103410823 A CN103410823 A CN 103410823A
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- punched hole
- tubing
- top board
- card base
- accessory
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses fastening connection fittings for a pipe with a pre-punching hole. The fastening connecting fittings comprise a joint and a fastening screw; the joint is provided with snapping feet which are snapped with the pre-punching hole which is formed in the pipe with the pre-punching hole; the portion of the joint, which extends out of the pre-punching hole, is in expanding connection with the ordinary pipe through tightening of the fastening screw and drives the snapping feet to be expanded to fasten the pre-punching hole. The fastening connection fittings for the pipe with the pre-punching hole have the advantages of being simple in structure and convenient to install, being capable of eliminating installation gaps and improving the connection strength.
Description
Technical field
The present invention relates generally to the package technique that tubing connects, and relates in particular to a kind of be used to the accessory that is fastenedly connected with pre-punched hole tubing.
Background technique
In prior art, when tubing connects especially guardrail connection, can produce pre-punched hole, and often need to produce in the pre-punched hole position, connect, but, the routine techniques installation connecting elements such as screw, rivet can not be used in the pre-punched hole position after its boring, usually need to adopt the link of longspan to avoid the pre-punched hole position and install, like this, the link of longspan will inevitably be exposed to the tubing outside, cause installing extremely inharmonious, affect the attractive in appearance of link position, secondly, easily produce joint gap at link position, easily loosening, affect the intensity that tubing connects.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, provide a kind of simple in structure, easy for installation, can eliminate assemblage gap, improve join strength be used to the accessory that is fastenedly connected with pre-punched hole tubing.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of be used to the accessory that is fastenedly connected with pre-punched hole tubing, comprise joint and jackscrew, described joint is provided with and described a pair of card base with the pre-punched hole clamping on pre-punched hole tubing, and it extend out to the outer part of pre-punched hole by screwing jackscrew and be connected with common tubing swelling and drive a pair of card base distending fastening pre-punched hole.
Described joint comprises side plate, described side plate is bent with arm-tie in an end, the other end is bent with top board, described card base is divided on arm-tie and top board, one end of described jackscrew is threaded with arm-tie, the other end and top board offset, and while screwing jackscrew, the downward distending of arm-tie, the top board distending that makes progress is connected with the inwall swelling of common tubing and drives a pair of card base distending fastening pre-punched hole.
Described card base is located on described arm-tie and top board the end away from side plate.
Described arm-tie and top board all are bent with in both sides be used to holding out against the flanging of described common pipe material inner wall.
The end of described flanging is provided with projection, and described projection and described outer wall with pre-punched hole tubing offset.
Described card base is located at homonymy on described arm-tie and top board.
Described arm-tie and top board all are bent with in two ends be used to holding out against the flanging of described common pipe material inner wall, and are connected with side plate by the flanging of an end.
Described top board is provided with the pilot hole coordinated with described jackscrew.
Described card base is provided with the draw-in groove for accommodating pre-punched hole hole wall.
Compared with prior art, the invention has the advantages that:
Of the present invention be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is simple in structure, be convenient to install, during assembling, first by the card base oblique cutting on joint with the pre-punched hole inside on pre-punched hole tubing, make card base and pre-punched hole form snapping, then it stretches out the outer part of pre-punched hole another common tubing to be inserted in to joint, the perforate of passing this common tubing with instrument screws jackscrew, make to be placed in the joint distending in this common tubing and be connected with the inwall swelling of this common tubing, and drive simultaneously a pair of card base distending and be connected with the pre-punched hole fastening, thereby realize being fastenedly connected of two tubing, in this structure, not needing to adopt the link of longspan to avoid pre-punched hole installs, link can not be exposed to the tubing outside yet, its outside link position is attractive in appearance, anti-seeing, and card base firmly fastens the hole wall of pre-punched hole, be difficult for loosening, when having eliminated the hole joint gap, improved again join strength.
The accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1.
The schematic perspective view of Fig. 3 embodiment of the present invention 1 middle joint.
The schematic perspective view of Fig. 4 embodiment of the present invention 1.
The structural representation of Fig. 5 embodiment of the present invention 2.
Fig. 6 is the B-B sectional structure schematic diagram of Fig. 5.
The schematic perspective view of Fig. 7 embodiment of the present invention 2 middle joints.
In figure, each label means:
1, joint; 11, side plate; 111, depressed part; 12, arm-tie; 13, top board; 131, pilot hole; 14, card base; 141, draw-in groove; 15, flanging; 151, projection; 2, jackscrew; 3, band pre-punched hole tubing; 31, pre-punched hole; 4, common tubing; 5, sheathing.
Embodiment
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
Embodiment 1:
Fig. 1 to Fig. 4 shows of the present invention be used to pre-punched hole tubing, being fastenedly connected accessory the first embodiment, these connection fittings comprise joint 1 and jackscrew 2, joint 1 is provided with a pair of card base 14 with pre-punched hole 31 clampings with on pre-punched hole tubing 3, it extend out to the outer part of pre-punched hole 31 by screwing jackscrew 2 and be connected with common tubing 4 swellings and drive a pair of card base 14 distending fastening pre-punched holes 31, it is simple in structure, easy for installation, during assembling, first by card base 14 oblique cuttings on joint 1 with pre-punched hole 31 inside on pre-punched hole tubing 3, make card base 14 and pre-punched hole 31 form snapping, then it stretches out the outer part of pre-punched hole 31 another common tubing 4 to be inserted in to joint 1, the perforate of passing this common tubing 4 with instrument screws jackscrew 2, make to be placed in joint 1 distending in this common tubing 4 and be connected with the inwall swelling of this common tubing 4, and drive simultaneously a pair of card base 14 distendings and be connected with pre-punched hole 31 fastenings, thereby realize being fastenedly connected of two tubing, in this structure, not needing to adopt the link of longspan to avoid pre-punched hole 31 installs, link can not be exposed to the tubing outside yet, its outside link position is attractive in appearance, anti-seeing, and card base 14 firmly fastens the hole wall of pre-punched hole 31, be difficult for loosening, when having eliminated the hole joint gap, improved again join strength.
In the present embodiment, joint 1 further comprises side plate 11, side plate 11 is bent with arm-tie 12 in an end, the other end is bent with top board 13, card base 14 is divided on arm-tie 12 and top board 13, one end of jackscrew 2 is threaded with arm-tie 12, the other end and top board 13 offset, while screwing jackscrew 2, the downward distending of arm-tie 12, top board 13 upwards distending is connected with the inwall swelling of common tubing 4 and drives a pair of card base 14 distending fastening pre-punched holes 31, only need screw jackscrew 2, make the downward distending of arm-tie 12, top board 13 makes progress distending and is connected with the inwall swelling of common tubing 4, and drive simultaneously the hole wall of these a pair of card base 14 fastening pre-punched holes 31, just can realize being fastenedly connected of two tubing, it is simple for structure, and, this joint 1 has improved with the swelling of common tubing 4 and has been connected effect on the one hand, also play on the other hand the effect of supporting this common tubing 4.
In the present embodiment, card base 14 is located on arm-tie 12 and top board 13 end away from side plate 11, arm-tie 12 and top board 13 all are bent with in both sides be used to holding out against the flanging 15 of common tubing 4 inwalls, the end of flanging 15 is provided with projection 151, projection 151 offsets with the outer wall with pre-punched hole tubing 3, card base 14 is located at the end away from side plate 11, card base 14 is set like this, its tension force is larger, improved the connection effect, when screwing jackscrew 2, arm-tie 12 and top board 13 can drive the flanging 15 of its both sides simultaneously, make flanging 15 hold out against common tubing 4 inwalls, thereby realize being connected with the swelling of this common tubing 4, and the end of flanging 15 be provided with projection 151 can offset with the outer wall with pre-punched hole tubing 3, joint 1 is unlikely in the interior swing of pre-punched hole 31, play when mounted the position-limiting action to whole joint 1.
In the present embodiment, on top board 13, establish the pilot hole 131 coordinated with jackscrew 2, the end of jackscrew 2 is provided with cone angle, its cone angle is placed in pilot hole 131, guarantees when screwing jackscrew 2 skew of can not sliding on top board 13 of these jackscrew 2 ends, thereby guaranteed concentrating of power, be conducive to swelling and connect effect.
In the present embodiment, card base 14 is provided with the draw-in groove 141 for accommodating pre-punched hole 31 hole walls, and the hole wall of pre-punched hole 31 is placed in draw-in groove 141, and is coated by whole card base 14, does not have assemblage gap after further making installation, and its outward appearance is also more attractive in appearance.
In the present embodiment, side plate 11 is provided with to the depressed part 111 of joint 1 inner bending, and this depressed part 111 makes side plate 11 that certain adjusting surplus be arranged, and has further strengthened the swelling effect.
In the present embodiment, this is fastenedly connected accessory and also further comprises the sheathing 5 be sheathed on outside joint, and sheathing 5 can play and beautify outward appearance and certain seal action.
Embodiment 2:
Fig. 5 to Fig. 7 shows of the present invention be used to pre-punched hole tubing, being fastenedly connected accessory the second embodiment, these connection fittings are substantially the same manner as Example 1, difference only is: card base 14 is located at homonymy on arm-tie 12 and top board 13, arm-tie 12 and top board 13 all are bent with in two ends be used to holding out against the flanging 15 of common tubing 4 inwalls, and the flanging 15 by an end is connected with side plate 11, card base 14 by joint 1 one sides makes two tubing couple together, when screwing jackscrew 2, the formed kink meeting while tight sleeve of flanging 15 and flanging 15 and side plate 11 is located at the inwall of the common tubing 4 of joint 1 outside, in this structure, not needing equally to adopt the link of longspan to avoid pre-punched hole 31 installs, its outside link position is attractive in appearance, anti-seeing, and card base 14 firmly fastens the hole wall of pre-punched hole 31, be difficult for loosening, when having eliminated the hole joint gap, improved again join strength.
Although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention.Any those of ordinary skill in the art, in the situation that do not break away from the technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention,, all should drop in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the technology of the present invention essence.
Claims (10)
1. one kind be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: comprise joint (1) and jackscrew (2), described joint (1) be provided with described band pre-punched hole tubing (3) on a pair of card base (14) of pre-punched hole (31) clamping, it extend out to the outer part of pre-punched hole (31) by screwing jackscrew (2) and be connected with common tubing (4) swelling and drive a pair of card base (14) distending fastening pre-punched hole (31).
2. according to claim 1 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described joint (1) comprises side plate (11), described side plate (11) Yu Yiduan is bent with arm-tie (12), the other end is bent with top board (13), described a pair of card base (14) is divided on arm-tie (12) and top board (13), one end of described jackscrew (2) is threaded with arm-tie (12), the other end and top board (13) offset, while screwing jackscrew (2), arm-tie (12) is distending downwards, top board (13) upwards distending is connected with the inwall swelling of common tubing (4) and drives a pair of card base (14) distending fastening pre-punched hole (31).
3. according to claim 2 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described card base (14) is located at described arm-tie (12) and the upper end away from side plate (11) of top board (13).
4. according to claim 3 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described arm-tie (12) and top board (13) all are bent with in both sides be used to holding out against the flanging (15) of described common tubing (4) inwall.
5. according to claim 4 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: the end of described flanging (15) is provided with projection (151), and described projection (151) offsets with the outer wall of described band pre-punched hole tubing (3).
6. according to claim 2 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described card base (14) is located at described arm-tie (12) and the upper homonymy of top board (13).
7. according to claim 6 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described arm-tie (12) and top board (13) all are bent with in two ends be used to holding out against the flanging (15) of described common tubing (4) inwall, and are connected with side plate (11) by the flanging (15) of an end.
8. any one is described be used to the accessory that is fastenedly connected with pre-punched hole tubing according to claim 2 to 7, and it is characterized in that: described top board (13) is provided with the pilot hole (131) coordinated with described jackscrew (2).
9. any one is described be used to the accessory that is fastenedly connected with pre-punched hole tubing according to claim 1 to 7, and it is characterized in that: described card base (14) is provided with the draw-in groove (141) for accommodating pre-punched hole (31) hole wall.
10. according to claim 8 be used to the accessory that is fastenedly connected with pre-punched hole tubing, it is characterized in that: described card base (14) is provided with the draw-in groove (141) for accommodating pre-punched hole (31) hole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310353131.3A CN103410823B (en) | 2013-08-14 | 2013-08-14 | It is fastenedly connected accessory for band pre-punched hole tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310353131.3A CN103410823B (en) | 2013-08-14 | 2013-08-14 | It is fastenedly connected accessory for band pre-punched hole tubing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103410823A true CN103410823A (en) | 2013-11-27 |
| CN103410823B CN103410823B (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310353131.3A Active CN103410823B (en) | 2013-08-14 | 2013-08-14 | It is fastenedly connected accessory for band pre-punched hole tubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103410823B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790122A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Face pipe assembly for guard bar |
| CN103790298A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Telescopic face tube assembly |
| CN103790903A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Guardrail |
| CN103790299A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Retractable face pipe assembly for guard bar |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3574367A (en) * | 1968-01-26 | 1971-04-13 | Johannes Jankowski | Coupling |
| DE19517011A1 (en) * | 1995-05-10 | 1996-11-14 | Ernst Moeckl | Profiled bar connector for furniture, frame etc. |
| EP1156229A1 (en) * | 1999-10-28 | 2001-11-21 | Nsk Ltd., | Connection structure of extensible shaft |
| CN2542870Y (en) * | 2002-05-31 | 2003-04-02 | 厦门新技术集成有限公司 | Expanding fittings for connecting pipe and fixing member |
| JP2004162896A (en) * | 2002-07-24 | 2004-06-10 | Mitsuyoshi Ishiwari | Member joining structure |
| CN103216504A (en) * | 2013-04-28 | 2013-07-24 | 湖南省金为型材有限公司 | Expansion type connection part for pipe connection |
| CN103233954A (en) * | 2013-04-28 | 2013-08-07 | 湖南省金为型材有限公司 | Fastening and connecting fittings for pipe |
| CN203463439U (en) * | 2013-08-14 | 2014-03-05 | 湖南省金为型材有限公司 | Fastening and connecting part for pipe with pre-punching hole |
-
2013
- 2013-08-14 CN CN201310353131.3A patent/CN103410823B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3574367A (en) * | 1968-01-26 | 1971-04-13 | Johannes Jankowski | Coupling |
| DE19517011A1 (en) * | 1995-05-10 | 1996-11-14 | Ernst Moeckl | Profiled bar connector for furniture, frame etc. |
| EP1156229A1 (en) * | 1999-10-28 | 2001-11-21 | Nsk Ltd., | Connection structure of extensible shaft |
| CN2542870Y (en) * | 2002-05-31 | 2003-04-02 | 厦门新技术集成有限公司 | Expanding fittings for connecting pipe and fixing member |
| JP2004162896A (en) * | 2002-07-24 | 2004-06-10 | Mitsuyoshi Ishiwari | Member joining structure |
| CN103216504A (en) * | 2013-04-28 | 2013-07-24 | 湖南省金为型材有限公司 | Expansion type connection part for pipe connection |
| CN103233954A (en) * | 2013-04-28 | 2013-08-07 | 湖南省金为型材有限公司 | Fastening and connecting fittings for pipe |
| CN203463439U (en) * | 2013-08-14 | 2014-03-05 | 湖南省金为型材有限公司 | Fastening and connecting part for pipe with pre-punching hole |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790122A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Face pipe assembly for guard bar |
| CN103790298A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Telescopic face tube assembly |
| CN103790903A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Guardrail |
| CN103790299A (en) * | 2014-01-22 | 2014-05-14 | 湖南省金为型材有限公司 | Retractable face pipe assembly for guard bar |
| CN103790299B (en) * | 2014-01-22 | 2015-10-28 | 湖南省金为型材有限公司 | For the telescopic surface pipe component of guardrail |
| CN103790298B (en) * | 2014-01-22 | 2015-10-28 | 湖南省金为型材有限公司 | Telescopic surface pipe component |
| CN103790122B (en) * | 2014-01-22 | 2016-01-13 | 湖南省金为型材有限公司 | For the surface pipe component of guardrail |
| CN103790903B (en) * | 2014-01-22 | 2016-03-30 | 湖南省金为型材有限公司 | Guardrail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103410823B (en) | 2016-08-10 |
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