CN203230689U - Expansion-type connecting member used for pipe connection - Google Patents
Expansion-type connecting member used for pipe connection Download PDFInfo
- Publication number
- CN203230689U CN203230689U CN 201320225779 CN201320225779U CN203230689U CN 203230689 U CN203230689 U CN 203230689U CN 201320225779 CN201320225779 CN 201320225779 CN 201320225779 U CN201320225779 U CN 201320225779U CN 203230689 U CN203230689 U CN 203230689U
- Authority
- CN
- China
- Prior art keywords
- tubing
- top board
- expansion link
- jackscrew
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 230000008961 swelling Effects 0.000 claims description 31
- 230000000994 depressogenic effect Effects 0.000 claims description 10
- 206010042674 Swelling Diseases 0.000 description 27
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses an expansion-type connecting member used for pipe connection. The expansion-type connecting member comprises an expanding joint and a jack screw used for expanding the expanding joint, the expanding joint comprises a connecting baseplate, a jacking plate is bent at the lower end of the connecting baseplate, two side plates are bent on two sides of the connecting baseplate, top plates bent on the upper portion of the connecting baseplate are arranged at the upper ends of the side plates, one end of the jack screw is in threaded connection with the jacking plate while the other end of the same is connected with the top plates, and when the jack screw is screwed tightly, the jacking plate expands downwards and the top plates expand upwards and drive the side plates to expand towards two sides and form four-face expanding connection with the inner wall of a pipe. The expansion-type connecting member used for pipe connection has the advantages of simple structure, convenience in mounting and capability of effectively protecting a fastening member from being damaged.
Description
Technical field
The utility model relates to the package technique that tubing connects, and relates in particular to a kind of expansion link for the tubing connection.
Background technique
In the prior art, the structure that connects 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 fastening pieces such as screw, rivets, when adopting said method to connect tubing, installation steps are more numerous and diverse, and the stressed of joint mainly concentrates on the fastening piece, and the force bearing point place of fastening piece is subject to shearing force and fracture failure.
The model utility content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, be convenient to install, can effectively protect fastening piece not impaired be used for the expansion link that tubing connects.
For solving the problems of the technologies described above, the technological scheme that the utility model proposes is:
A kind of expansion link for the tubing connection, comprise the swelling joint and be used for making the jackscrew of swelling joint distending, described swelling joint comprises the connection base plate, described connection base plate lower end is bent with raising plate, described raising plate one lateral buckling has side plate, described side plate upper end is provided with and is bent to the top board that connects base plate top, described jackscrew one end is threaded with raising plate, the other end and top board join, when screwing described jackscrew, the downward distending of raising plate, the top board distending that makes progress is connected with described pipe material inner wall swelling.
The middle part of described top board is provided with to the depressed part of 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 the broken line below of top board.
The end of described broken line is provided with joint-cutting.
Described connection base plate is provided be used to the through hole that wears fastening piece connection tubing.
Described expansion link also comprises the sheathing that is sheathed on outside the tubing joint, offers the handle hole that rotates described jackscrew be used to the instrument of stretching on the described sheathing.
Compared with prior art, advantage of the present utility model is:
Expansion link for the tubing connection of the present utility model; it is simple in structure; be convenient to install; can effectively protect fastening piece not impaired; during assembling; by fastening piece swelling joint and an outer pipe wall are fastenedly connected earlier; again with jackscrew precession swelling joint; and an end of jackscrew and the top board of swelling joint are joined; then another tubing is inserted in the outside of swelling joint; the perforate of passing this tubing with instrument continues to screw jackscrew; make the downward distending of raising plate; the top board distending that makes progress forms swelling with this pipe material inner wall and is connected; when two sections tubing are damaged power; the power that this link bears is not concentrated on the jackscrew; but offset by the tension force between swelling joint and the pipe material inner wall, thereby can prevent that jackscrew is subjected to shearing force and ruptures, and avoids the connection of two sections tubing to lose efficacy.The middle part of top board is provided with to the depressed part of raising plate depression, the length of run of top board is greater than the width of tubing pair of inside wall, jackscrew is when the jacking top board, at top board with after the tubing side wall contacts, the depressed part of top board is launched gradually, contact with the pair of inside wall of tubing up to the top board two ends, advance one one and tighten jackscrew the top board two ends will be connected with the pair of inside wall swelling of tubing, thereby the four sides swelling of formation and pipe material inner wall reaches 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 the broken line below of top board, the end of broken line is provided with joint-cutting, joint-cutting can reduce the top board mounted resistance, makes top board easier expansion distortion under the jacking effect of jackscrew, reduces installation difficulty.
Description of drawings
Fig. 1 is the structural representation that the utility model is used for the expansion link of tubing connection.
Fig. 2 is the stereochemical structure schematic views that the utility model is used for the expansion link swelling joint of tubing connection.
Fig. 3 is the main TV structure schematic representation that the utility model is used for the expansion link swelling joint of tubing connection.
Fig. 4 is the structural representation that the utility model is used for two sections tubing of expansion link connection of tubing connection.
Each label is represented among the figure:
1, swelling joint; 2, jackscrew; 3, tubing; 4, sheathing; 11, connect base plate; 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 utility model is further described.
Fig. 1 to Fig. 4 shows a kind of expansion link embodiment for the tubing connection of the present utility model; this expansion link comprises swelling joint 1 and is used for making the jackscrew 2 of swelling joint 1 distending; swelling joint 1 comprises connection base plate 11; connect base plate 11 lower ends and be bent with raising plate 12; raising plate 12 1 lateral bucklings have side plate 14; side plate 14 upper ends are provided with and are bent to the top board 13 that connects base plate 11 tops; jackscrew 2 one ends are threaded with raising plate 12; the other end and top board 13 join; when screwing jackscrew 2; raising plate 12 downward distendings; top board 13 upwards distending is connected with tubing 3 inwall swellings, and it is simple in structure; be convenient to install; can effectively protect fastening piece not impaired.During assembling, by fastening piece swelling joint 1 and a tubing 3 outer walls are fastenedly connected earlier, again with jackscrew 2 precession swelling joints 1, and an end of jackscrew 2 and the top board 13 of swelling joint 1 are joined, then another tubing 3 is inserted in the outside of swelling joint 1, the perforate of passing this tubing 3 with instrument continues to screw jackscrew 2, make raising plate 12 downward distendings, top board 13 upwards distending is connected with this tubing 3 inwalls formation swelling, when two sections tubing 3 are damaged power, the power that this link bears is not concentrated on the jackscrew 2, but offset by the tension force between swelling joint 1 and tubing 3 inwalls, thereby can prevent jackscrew 2 to be subjected to shearing force and rupture, avoid the connection of two sections tubing 3 to lose efficacy.
In the present embodiment, the middle part of top board 13 is provided with to the depressed part of raising plate 12 depressions, the length of run of top board 13 is greater than the width of tubing 3 pair of inside walls, jackscrew 2 is when jacking top board 13, at top board 13 with after tubing 3 side wall contact, the depressed part of top board 13 is launched gradually, contact with the pair of inside wall of tubing 3 up to top board 13 two ends, advancing one one tightens jackscrew 2 top board 13 two ends will be connected with the pair of inside wall swelling of tubing 3, thereby the four sides swelling of formation and tubing 3 inwalls reaches 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 broken line 15 belows 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 resistances, makes top board 13 easier expansion distortion under the jacking effect of jackscrew 2, reduces installation difficulty.
In the present embodiment, connect the through hole 111 that further is provided with on the base plate 11 be used to wearing fastening piece connection tubing 3; This tubing is fastenedly connected assembly and also further comprises the sheathing 4 that is sheathed on outside tubing 3 joints, offers on the sheathing 4 be used to the handle hole 41 that stretches into instrument rotation jackscrew 2, and sheathing 4 can play and beautify outward appearance and certain seal action.
Though the utility model discloses as above with preferred embodiment, yet is not in order to limit the utility model.Any those of ordinary skill in the art, under the situation that does not break away from the technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement that technical solutions of the utility model are made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solutions of the utility model, all should drop in the scope of technical solutions of the utility model protection any simple modification, equivalent variations and modification that above embodiment does according to the utility model technical spirit.
Claims (7)
1. one kind is used for the expansion link that tubing connects, it is characterized in that: comprise swelling joint (1) and be used for making the jackscrew (2) of swelling joint (1) distending, described swelling joint (1) comprises connection base plate (11), described connection base plate (11) lower end is bent with raising plate (12), described raising plate (12) one lateral bucklings have side plate (14), described side plate (14) upper end is provided with and is bent to the top board (13) that connects base plate (11) top, described jackscrew (2) one ends are threaded with raising plate (12), the other end and top board (13) join, 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 link that connects for tubing according to claim 1, it is characterized in that: the middle part of described top board (13) is provided with to the depressed part of raising plate (12) depression, and 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 link that connects 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 link that connects for tubing according to claim 3, it is characterized in that: the end of described broken line (15) is provided with joint-cutting (16).
5. according to each described expansion link for the tubing connection in the claim 1 to 4, it is characterized in that: described connection base plate (11) is provided be used to the through hole (111) that wears fastening piece connection tubing (3).
6. according to each described expansion link for the tubing connection in the claim 1 to 4, it is characterized in that: described expansion link also comprises the sheathing (4) that is sheathed on outside tubing (3) joint, offers the handle hole (41) that rotates described jackscrew (2) be used to the instrument of stretching on the described sheathing (4).
7. the expansion link that connects for tubing according to claim 5, it is characterized in that: described expansion link also comprises the sheathing (4) that is sheathed on outside tubing (3) joint, offers the handle hole (41) that rotates described jackscrew (2) be used to the instrument of stretching on the described sheathing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225779 CN203230689U (en) | 2013-04-28 | 2013-04-28 | Expansion-type connecting member used for pipe connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225779 CN203230689U (en) | 2013-04-28 | 2013-04-28 | Expansion-type connecting member used for pipe connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230689U true CN203230689U (en) | 2013-10-09 |
Family
ID=49286817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320225779 Withdrawn - After Issue CN203230689U (en) | 2013-04-28 | 2013-04-28 | Expansion-type connecting member used for pipe connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203230689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2013
- 2013-04-28 CN CN 201320225779 patent/CN203230689U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103225640B (en) | Tubing is with being fastenedly connected accessory | |
| CN103122662B (en) | A kind of buckling restrained brace containing viscoelastic material | |
| CN103216504B (en) | For the expansion type connecting piece that tubing connects | |
| CN203230686U (en) | Tube fixing and connecting part | |
| CN203230689U (en) | Expansion-type connecting member used for pipe connection | |
| CN202084724U (en) | A high voltage sealed electrical connector | |
| CN103233954B (en) | Fastening and connecting fittings for pipe | |
| CN103233955A (en) | Fastening and connecting assembly for pipe | |
| CN203230687U (en) | Fastening connecting accessory for pipes | |
| CN203230688U (en) | Pipe fastening and connecting fitting | |
| CN103216503A (en) | Tubular product fastening connection accessory | |
| CN107191211B (en) | Fork-shaped anchor rod for anchoring broken roof coal body and mounting method thereof | |
| CN203362741U (en) | Pipe fastening connection assembly | |
| CN203230685U (en) | Fastening connecting assembly for pipes | |
| CN204947975U (en) | A kind of color steel Fast Installation is pressed from both sides | |
| CN103557214B (en) | Tubing is with being fastenedly connected assembly | |
| CN203560231U (en) | Fastening and connecting assembly for tubular products | |
| CN203347070U (en) | Decorative molding of glass curtain wall | |
| CN203560232U (en) | Expanding fitting for fastening connection of pipes | |
| CN203362742U (en) | Pipe fastening connection assembly | |
| CN203627450U (en) | Fastening connecting assembly for pipes | |
| CN202833500U (en) | Check mat | |
| CN203516319U (en) | Connecting component used for being connected with surface tube | |
| CN203808395U (en) | Guardrail assembly | |
| CN203560228U (en) | Fitting for fastening connection of pipes provided with preset holes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131009 Effective date of abandoning: 20160210 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |