CN103216504B - For the expansion type connecting piece that tubing connects - Google Patents
For the expansion type connecting piece that tubing connects Download PDFInfo
- Publication number
- CN103216504B CN103216504B CN201310154003.6A CN201310154003A CN103216504B CN 103216504 B CN103216504 B CN 103216504B CN 201310154003 A CN201310154003 A CN 201310154003A CN 103216504 B CN103216504 B CN 103216504B
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- tubing
- expansion type
- jackscrew
- connecting piece
- top board
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Abstract
The invention discloses a kind of expansion type connecting piece connected for tubing, comprise swelling joint and for making the jackscrew of swelling joint distending, described swelling joint comprises connecting bottom board, described connecting bottom board lower end is bent with raising plate, connecting bottom board both sides are bent with two blocks of side plates, two pieces of side plate upper ends are equipped with the top board being bent to connecting bottom board top, described jackscrew one end is threaded with raising plate, the other end connects with two pieces of top boards, when screwing described jackscrew, the downward distending of raising plate, top board is distending upwards, and drive two blocks of side plates to both sides distending and described pipe material inner wall formed four sides swelling be connected.This be used for expansion type connecting piece that tubing connects have structure simple, be convenient to install, can the not impaired advantage of available protecting fastening piece.
Description
Technical field
The present invention relates to the package technique that tubing connects, particularly relate to a kind of expansion type connecting piece connected for tubing.
Background technique
In the prior art, the structure being connected tubing by connection fittings has a variety of, after comparatively commonly tubing being inserted connection fittings, directly tubing and connection fittings are connected and fixed by the fastening piece such as screw, rivet, when adopting said method to connect tubing, installation steps are more numerous and diverse, and the stressed of joint mainly concentrates on fastening piece, and the force bearing point place of fastening piece is subject to shearing force and fracture failure.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provide a kind of structure simple, be convenient to install, can the not impaired expansion type connecting piece connected for tubing of available protecting fastening piece.
For solving the problems of the technologies described above, the technological scheme that the present invention proposes is:
A kind of expansion type connecting piece connected for tubing, comprise swelling joint and for making the jackscrew of swelling joint distending, described swelling joint comprises connecting bottom board, described connecting bottom board lower end is bent with raising plate, described raising plate side is bent with side plate, described side plate upper end is provided with the top board being bent to connecting bottom board top, described jackscrew one end is threaded with raising plate, the other end connects with top board, when screwing described jackscrew, the downward distending of raising plate, top board upwards distending are connected with described pipe material inner wall swelling.
The middle part of described top board is provided with the depressed part to raising plate depression, and the length of run of described top board is greater than the width of described tubing pair of inside wall.
The middle part of described top board is provided with broken line, and described depressed part arranges forming V-shape along broken line, and the termination of described jackscrew is contacted with below the broken line of top board.
The end of described broken line is provided with joint-cutting.
Described connecting bottom board is provided with the through hole connecting tubing for wearing fastening piece.
Described expansion type connecting piece also comprises the sheathing be sheathed on outside tubing joint, described sheathing offers the handle hole rotating described jackscrew for stretching into instrument.
Compared with prior art, the invention has the advantages that:
The expansion type connecting piece connected for tubing of the present invention, its structure is simple, be convenient to install, can available protecting fastening piece not impaired, during assembling, first by fastening piece, swelling joint and an outer pipe wall are fastenedly connected, again by jackscrew precession swelling joint, and one end of jackscrew is connected with the top board of swelling joint, then another tubing is inserted in the outside of swelling joint, continue to screw jackscrew with the perforate of instrument through this tubing, make the downward distending of raising plate, top board upwards distending and this pipe material inner wall forms swelling and is connected, when two sections of tubing are damaged power, the power that this link bears is not concentrated on jackscrew, but offset by the tension force between swelling joint and pipe material inner wall, thus jackscrew can be prevented to be subject to shearing force and to rupture, avoid the Joint failure of two sections of tubing.The middle part of top board is provided with the depressed part to raising plate depression, the length of run of top board is greater than the width of tubing pair of inside wall, jackscrew is when jacking top board, after top board contacts with tubing side wall, the depressed part of top board can be made to launch gradually, until top board two ends contact with the pair of inside wall of tubing, enter one and tighten jackscrew and be connected making top board two ends with the pair of inside wall swelling of tubing, thus form the four sides swelling with pipe material inner wall, reach more reliable and more stable connection effect.The middle part of top board is provided with broken line, and depressed part arranges forming V-shape along broken line, and the termination of jackscrew is contacted with below the broken line of top board, the end of broken line is provided with joint-cutting, joint-cutting can reduce top board mounted resistance, makes top board under the jacking effect of jackscrew, more easily launch distortion, reduces installation difficulty.
Accompanying drawing explanation
Fig. 1 is the structural representation of the expansion type connecting piece that the present invention connects for tubing.
The stereochemical structure schematic views of swelling joint in Fig. 2 expansion type connecting piece that to be the present invention connect for tubing.
The main TV structure schematic diagram of swelling joint in Fig. 3 expansion type connecting piece that to be the present invention connect for tubing.
Fig. 4 is that the present invention connects the structural representation of two sections of tubing for the expansion type connecting piece that tubing connects.
In figure, each label represents:
1, swelling joint; 2, jackscrew; 3, tubing; 4, sheathing; 11, connecting bottom board; 12, raising plate; 13, top board; 14, side plate; 15, broken line; 16, joint-cutting; 41, handle hole; 111, through hole.
Embodiment
Below in conjunction with Figure of description and concrete preferred embodiment, the invention will be further described.
Fig. 1 to Fig. 4 shows a kind of expansion type connecting piece embodiment connected for tubing of the present invention, this expansion type connecting piece comprises swelling joint 1 and for making the jackscrew 2 of swelling joint 1 distending, swelling joint 1 comprises connecting bottom board 11, connecting bottom board 11 lower end is bent with raising plate 12, raising plate 12 side is bent with side plate 14, side plate 14 upper end is provided with the top board 13 being bent to connecting bottom board 11 top, jackscrew 2 one end is threaded with raising plate 12, the other end connects with top board 13, when screwing jackscrew 2, raising plate 12 is distending downwards, top board 13 upwards distending is connected with the swelling of tubing 3 inwall, its structure is simple, be convenient to install, can available protecting fastening piece not impaired.During assembling, first by fastening piece, swelling joint 1 and tubing 3 outer wall are fastenedly connected, again by jackscrew 2 precession swelling joint 1, and one end of jackscrew 2 is connected with the top board 13 of swelling joint 1, then another tubing 3 is inserted in the outside of swelling joint 1, continue to screw jackscrew 2 with the perforate of instrument through this tubing 3, make raising plate 12 distending downwards, top board 13 upwards distending forms swelling with this tubing 3 inwall and is connected, when two sections of tubing 3 are damaged power, the power that this link bears is not concentrated on jackscrew 2, but offset by the tension force between swelling joint 1 and tubing 3 inwall, thus can prevent jackscrew 2 from rupturing by shearing force, avoid the Joint failure of two sections of tubing 3.
In the present embodiment, the middle part of top board 13 is provided with the depressed part caved in raising plate 12, the length of run of top board 13 is greater than the width of tubing 3 pair of inside wall, jackscrew 2 is when jacking top board 13, after top board 13 contacts with tubing 3 side wall, the depressed part of top board 13 can be made to launch gradually, until top board 13 two ends contact with the pair of inside wall of tubing 3, enter one to tighten jackscrew 2 and be connected making top board 13 two ends with the pair of inside wall swelling of tubing 3, thus form the four sides swelling with tubing 3 inwall, reach more reliable and more stable connection effect.
In the present embodiment, the middle part of top board 13 is provided with broken line 15, depressed part arranges forming V-shape along broken line 15, the termination of jackscrew 2 is contacted with below the broken line 15 of top board 13, the end of broken line 15 is provided with joint-cutting 16, joint-cutting 16 can reduce top board 13 mounted resistance, makes top board 13 under the jacking effect of jackscrew 2, more easily launch distortion, reduces installation difficulty.
In the present embodiment, connecting bottom board 11 is provided with further the through hole 111 connecting tubing 3 for wearing fastening piece; This tubing is fastenedly connected assembly and also comprises the sheathing 4 be sheathed on outside tubing 3 joint further, and sheathing 4 offers the handle hole 41 rotating jackscrew 2 for stretching into instrument, sheathing 4 can play aesthetic appeal and certain seal action.
Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (7)
1. the expansion type connecting piece connected for tubing, comprise swelling joint (1) and for making the jackscrew (2) of swelling joint (1) distending, it is characterized in that: described swelling joint (1) comprises connecting bottom board (11), described connecting bottom board (11) lower end is bent with raising plate (12), described raising plate (12) side is bent with side plate (14), described side plate (14) upper end is provided with the top board (13) being bent to connecting bottom board (11) top, described jackscrew (2) one end is threaded with raising plate (12), the other end connects with top board (13), when screwing described jackscrew (2), raising plate (12) is distending downwards, top board (13) upwards distending is connected with described tubing (3) inwall swelling.
2. the expansion type connecting piece connected for tubing according to claim 1, it is characterized in that: the middle part of described top board (13) is provided with the depressed part caved in raising plate (12), the length of run of described top board (13) is greater than the width of described tubing (3) pair of inside wall.
3. the expansion type connecting piece connected for tubing according to claim 2, it is characterized in that: the middle part of described top board (13) is provided with broken line (15), described depressed part arranges forming V-shape along broken line (15), and the termination of described jackscrew (2) is contacted with broken line (15) below of top board (13).
4. the expansion type connecting piece connected for tubing according to claim 3, is characterized in that: the end of described broken line (15) is provided with joint-cutting (16).
5. the expansion type connecting piece connected for tubing according to any one of claim 1 to 4, is characterized in that: described connecting bottom board (11) is provided with the through hole (111) connecting tubing (3) for wearing fastening piece.
6. the expansion type connecting piece connected for tubing according to any one of claim 1 to 4, it is characterized in that: described expansion type connecting piece also comprises the sheathing (4) be sheathed on outside tubing (3) joint, described sheathing (4) offering the handle hole (41) rotating described jackscrew (2) for stretching into instrument.
7. the expansion type connecting piece connected for tubing according to claim 5, it is characterized in that: described expansion type connecting piece also comprises the sheathing (4) be sheathed on outside tubing (3) joint, described sheathing (4) offering the handle hole (41) rotating described jackscrew (2) for stretching into instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310154003.6A CN103216504B (en) | 2013-04-28 | 2013-04-28 | For the expansion type connecting piece that tubing connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310154003.6A CN103216504B (en) | 2013-04-28 | 2013-04-28 | For the expansion type connecting piece that tubing connects |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103216504A CN103216504A (en) | 2013-07-24 |
| CN103216504B true CN103216504B (en) | 2016-02-10 |
Family
ID=48814572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310154003.6A Active CN103216504B (en) | 2013-04-28 | 2013-04-28 | For the expansion type connecting piece that tubing connects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103216504B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410823B (en) * | 2013-08-14 | 2016-08-10 | 湖南省金为型材有限公司 | It is fastenedly connected accessory for band pre-punched hole tubing |
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2850304A (en) * | 1955-10-20 | 1958-09-02 | R & B Wagner Inc | Pipe coupling having an internal expanding sleeve |
| US3547475A (en) * | 1967-11-03 | 1970-12-15 | Carl E Gingher | Valet rack post |
| US3606408A (en) * | 1969-04-01 | 1971-09-20 | Adolph A Wagner | Coupling device for tubular members |
| US3884588A (en) * | 1971-04-08 | 1975-05-20 | Metafab Ind Inc | Tube joining system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203230689U (en) * | 2013-04-28 | 2013-10-09 | 湖南省金为型材有限公司 | Expansion-type connecting member used for pipe connection |
-
2013
- 2013-04-28 CN CN201310154003.6A patent/CN103216504B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2850304A (en) * | 1955-10-20 | 1958-09-02 | R & B Wagner Inc | Pipe coupling having an internal expanding sleeve |
| US3547475A (en) * | 1967-11-03 | 1970-12-15 | Carl E Gingher | Valet rack post |
| US3606408A (en) * | 1969-04-01 | 1971-09-20 | Adolph A Wagner | Coupling device for tubular members |
| US3884588A (en) * | 1971-04-08 | 1975-05-20 | Metafab Ind Inc | Tube joining system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103216504A (en) | 2013-07-24 |
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