CN104791565A - Pipeline joint - Google Patents
Pipeline joint Download PDFInfo
- Publication number
- CN104791565A CN104791565A CN201510207335.5A CN201510207335A CN104791565A CN 104791565 A CN104791565 A CN 104791565A CN 201510207335 A CN201510207335 A CN 201510207335A CN 104791565 A CN104791565 A CN 104791565A
- Authority
- CN
- China
- Prior art keywords
- confined planes
- depression
- pipe
- pipe coupling
- section
- 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.)
- Granted
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/14—Joints for pipes of different diameters or cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/18—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses characterised by the use of additional sealing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/28—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses for hoses with one end terminating in a radial flange or collar
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to a pipeline joint, and belongs to the technical field of pipeline connection. The pipeline joint comprises a pipe body connecting portion and a pipe head buckling portion. The pipe body connecting portion is used for being connected with a rigid or flexible pipeline, and the pipe head buckling portion is used for being connected with another pipeline joint. The pipe head buckling portion is larger than the pipe body connecting portion in the radial direction, and comprises an inclined pipe end combination face, the edge of the pipe end combination face is in transition connection with a first limiting face and a second limiting face, the first limiting face and the second limiting face are located in the pipe head buckling portion and parallel to the axis of the pipe body connecting portion, and the first limiting face and the second limiting face are arranged on the two opposite sides of the pipe end combination face. Protrusions are arranged on the first limiting face, concave portions are arranged on the second limiting face, the protrusions and the concave portions have regular appearances, and the central lines of the protrusions and the central lines of the concave portions are perpendicular to the axis of the pipe body connecting portion. According to the scheme, the pipeline joint is convenient to assemble, firm in fixing structure and good in leakproofness.
Description
Technical field
The invention belongs to technical field of pipeline connection, particularly a kind of pipe coupling.
Background technique
It is rotary clamping after coordinating that current pipeline connects button, and this existing structure is the clamping of outer side surface, and the area of contact of clamping is less.Because be clamping after rotating, connect the inconvenient operation of button so whole, and the less connection instability making whole engaging portion of the area of clamping, side can be caused to be out of shape after long-time use and occur landing phenomenon.Existing pipeline connects the pipe section of button and body engaging portion is active connection state, makes pipe section seal when cooperatively interacting very poor, and is not easy alignment when pipe section coordinates.
Summary of the invention
The object of the invention is to provide easy to assembly, fixed structure firmly and the pipe coupling of good leak tightness.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of pipe coupling, for connecting the pipeline of rigidity or flexibility in one direction, connect another identical pipe coupling in the other directions, comprise body joint and tube head engaging portion, described body joint is for connecting described rigidity or flexible pipe, described tube head engaging portion is for connecting another pipe coupling described, described tube head engaging portion radial direction is greater than described body joint, described tube head engaging portion comprises the pipe end junction plane of inclination, described pipe end junction plane edge transition junctions has and is included in described tube head engaging portion and the first confined planes of parallel described body joint axis and the second confined planes, described first confined planes and described second confined planes are located at the relative both sides of described pipe end junction plane, described first confined planes is provided with projection, described second confined planes is provided with depression, described projection and the well-regulated profile of described depression tool and its center line are perpendicular to the axis of described body joint.The cross section of body engaging portion is trapezoidal, trapezoidal upper base is connected with the second confined planes, trapezoidal bottom is connected with the first confined planes, a side between upper base and bottom is the axis of vertical tube body, another side is the side tilted, and this side is included in the body junction plane of inclination.
As preferably, sealed department is provided with in described tube head engaging portion, described sealed department comprise ring-shaped depression and with the described Sealing coordinating and install that caves in, described Sealing comprises and is arranged at seal body in described depression and one end and flexibly connects turning tubular seals auxiliary body in described seal body, and the free end of described sealing auxiliary body can overturn between the described first confined planes side of described pipe end junction plane and described second confined planes side.Seal body is the elastic ring with stretchability, the turning rib of elasticity that sealing auxiliary body is one deck nylon membrane or is connected in seal body.
As preferably, the cross-section area of described sealing auxiliary body on described pipe end junction plane is greater than the cross-section area of described sealing auxiliary body away from described pipe end junction plane.The cross-section area of the seal ring that the cross-section area of the seal ring that sealing layer at body engaging portion place is formed is formed than the sealing layer away from body engaging portion place is large.
As preferably, described first confined planes is provided with engagement portion, described second confined planes is provided with draw-in groove portion, described engagement portion and the cooperation of described draw-in groove portion realize the spacing fixing of described body engaging portion.
As preferably, described engagement portion comprises and is fixedly connected on described first confined planes and has the connecting sheet of reset function and be arranged on the clamping block with cambered surface of described connecting sheet one end; Described draw-in groove portion comprises the engaging conduit coordinated with described clamping block, the parcel side that described engaging conduit comprises engaging side and coordinates with described cambered surface.
As preferably, the cross section of described depression comprises fixing side, limits side and base, described fixing side being provided with engaging projection points in described passage, and described restriction side has a radian to described tube body outer bend makes described depression cover described seal body parcel.Sealing auxiliary body environmental sealing part body enters body joint from pipe end junction plane.
As preferably, described seal body cross section comprises and the described fixing rib, the restriction rib coordinated with described restriction side and the rib coordinated with described base that engage projection and coordinate, is provided with airtight buffer part between described fixing rib and described restriction rib.Airtight buffer part is the buffer channel being opened in fixing rib and limiting between rib.
As preferably, described depression described pipe end junction plane parallel with the described seal body be arranged in described depression.Seal body is also be obliquely installed to ensure that whole seal body can be effectively airtight.
As preferably, described sealing auxiliary body starting point to be fixed between described fixing side and described fixing rib by described engaging projection and to enter described body joint after described seal body being covered between described restriction side and described restriction rib.
As preferably, described sealing auxiliary body and seal body as a whole, the cross section of described sealing auxiliary body is included in the sealed elastic bar cross section that overturns between described first confined planes side with described second confined planes side and is connected the sealed elastic part cross section of described sealed elastic bar and described seal body; And the width in described sealed elastic bar cross section is greater than the width in described sealed elastic part cross section.
In sum, present invention achieves easy to assembly, fixed structure firmly and the pipe coupling of good leak tightness.Body junction plane is obliquely installed and body engaging portion can be made to contact faster and make the first confined planes and the second confined planes more neat when cooperation.Depression on projection on first confined planes and the second confined planes be arranged so that the technical program overcomes the clamping of just outer side surface of the prior art, the defect that the area of contact of clamping is less, and the application directly will need the part of clamping to stretch in body engaging portion, and the part of clamping can arrange longer, realize the deformation that stress surface prevents more greatly structure, structure is more firm.Arranging of sealed department can effectively prevent from leaking, and the combination that the elasticity of Sealing is arranged between the sealing layer that can make is tightr.And when being full of swiftly flowing liquid in tube body, an outside power can be produced to tube wall, body is separated so be arranged to a clamping rotated to realize comprehensive anchor ear to prevent above-mentioned power by prior art, but installs inconvenient.Sealing layer be arranged so that this outside masterpiece is used on sealing layer, the pressure at body junction plane place reduces, and can not be separated because of this power.Nylon membrane is adopted to be because its structural strength is large, and good waterproof performance.Sealing layer is horn-like is arranged so that sealing layer moves back and forth in body junction plane both sides, and both sides move back and forth the sealing completely coordinating elastomer seal also to realize body junction plane contacting point.When described sealing auxiliary body and seal body as a whole be that total manufacture is simple, and airtight performance is better.
Accompanying drawing explanation
Fig. 1 is overall schematic of the present invention;
Fig. 2 is side view cutaway drawing of the present invention;
Fig. 3 is overall co-ordination schematic diagram of the present invention;
Side view cutaway drawing when Fig. 4 is work of the present invention;
Fig. 5 is the side view cutaway drawing of the present invention when coordinating;
Fig. 6 is embodiments of the invention one schematic diagram;
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6,1-body joint, 2-tube head engaging portion, 21-pipe end junction plane, 22-first confined planes, 23-second confined planes, 24-is protruding, and 25-caves in, 26-engagement portion, 27-draw-in groove portion, 3-sealed department, 31-caves in, 32-seal body, 33-seals auxiliary body, and 4-fixes side, 41-fixes rib, and 5-limits side, and 51-limits rib, 6-base, 61-rib, the airtight buffer part of 7-.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment one, as Fig. 1, Fig. 2, Fig. 3, a kind of pipe coupling shown in Fig. 4 and Fig. 5, for connecting the pipeline of rigidity or flexibility in one direction, connect another identical pipe coupling in the other directions, comprise body joint 1 and tube head engaging portion 2, body joint 1 is for connecting rigidity or flexible pipe, tube head engaging portion 2 is for connecting another pipe coupling described, tube head engaging portion 2 radial direction is greater than body joint 1, tube head engaging portion 2 comprises the pipe end junction plane 21 of inclination, pipe end junction plane 21 edge transition junctions has and is included in tube head engaging portion 2 and the first confined planes 22 and the second confined planes 23 of parallel tubes joint 1 axis, body joint 1 is fixedly connected with as a whole with tube head engaging portion 2.The cross section of tube head engaging portion 2 is trapezoidal, trapezoidal upper base is connected with the second confined planes 23, trapezoidal bottom is connected with the first confined planes 22, a side between upper base and bottom is the axis of vertical tube body 1, another side is the side tilted, and this side is included in the body junction plane 21 of inclination.First confined planes 22 is located at the relative both sides of pipe end junction plane 21 with the second confined planes 23, first confined planes 22 is one and is arranged on along a plane on the protruding projection in tube head engaging portion 2 of body joint 1 axial direction, and the second confined planes 23 is for being arranged on a plane in tube head engaging portion 2.And first confined planes 22 is provided with the depression 25 protruding 24, second confined planes 23 being provided with fitting projection 24, protruding 24 and the axis of central axis tube head engaging portion 2 of depression 25.Due on the first confined planes 22 projection 24 and the second confined planes 23 cave in 25 be arranged so that the center of gravity of whole tube head engaging portion 2 is partial to the first confined planes 22.
Tube head junction plane 21 is provided with sealed department 3 in the surrounding of body joint 1 through part, sealed department 3 comprises the depression 31 be arranged on tube head junction plane 21, depression 31 is embedded with seal body 32, seal body 32 is connected with sealing auxiliary body 33, sealing auxiliary body 33 is nylon rete, sealing auxiliary body 33 can overturn between the first confined planes 22 side of pipe end junction plane 21 and the second confined planes 23 side, and it is horn-like that sealing auxiliary body 33 swings when extending in backward body joint 1.The cross section of depression 31 is a groove along the axisymmetrical of body joint 1, the opening direction of groove is the Vertical direction of pipe end junction plane 21, groove comprises the fixing side 4 of close body joint 1 impenetrating mouth, limits the base 6 of side 5 and close body joint 1, fixing side 4 being provided with engaging projection points in depression 31, and engaging projection being provided with groove increase to the frictional force of sealing auxiliary body 33, restriction side 5 has a radian to body joint 1 outer bend makes depression 31 pairs of seal body 32 wrap up covering.Seal body 32 cross section is a solid rubber bar along the axisymmetrical of body joint 1, solid rubber bar comprises and engages fixing rib 41 that projection coordinates, is defined the restriction rib 51 that side 5 wraps up and the rib 61 coordinating base 6, be provided with airtight buffer part 7 between fixing rib 41 and restriction rib 51, airtight buffer part 7 is for being arranged on the hollow space on solid rubber bar.Sealing auxiliary body 33 starting point be engaged projection to be fixed between fixing side 4 and fixing rib 41 and through restriction side 5 and limit between rib 51, Sealing 32 is covered after enter tube body 1.
First confined planes 22 is provided with on the confined planes 23 of engagement portion 26, second and is provided with draw-in groove portion 27, engagement portion 26 and draw-in groove portion 27 cooperation realize the spacing fixing of body engaging portion 2, prevent from waiting the landing because body joint 1 is also not stressed when mounted.Engagement portion 26 comprises and is fixedly connected on the first confined planes 22 and has the connecting sheet of reset function and be arranged on the clamping block with cambered surface of connecting sheet one end; Draw-in groove portion 27 comprises the engaging conduit coordinated with clamping block, the parcel side that engaging conduit comprises engaging side and coordinates with cambered surface
What connect button by two above-mentioned pipelines complements each other to form an airtight connecting pipe, during cooperation, tube head engaging portion 2 is along pipe end junction plane 21 glide downwards tilted, and squeeze sealing member body 32, because seal body 32 is wrapped up by sealing auxiliary body 33, so squeeze sealing member body 32 can not cause seal body 32 unsceptered when glide downwards, and seal body 32 coordinate after pipe end junction plane 21 and body cross section with an angle.Protruding 24 coordinate the line parallel tubes junction plane 21 of tracks and the axis of cooperation track vertical tube joint 1 with depression 25.When protruding 24 and depression 25 coordinate time body joint 1 align, seal body 32 closely cooperates and combines compression airtight buffer part 7 and sealing auxiliary body 33 is fitted tightly realize complete sealing state.The installation connecing button is just achieved Deng engagement portion 26 and draw-in groove portion 27 dropping place.
When connecing button installation, time inside starts to enter liquid, first liquid comes into contact one of them connect the osculum end of the sealing auxiliary body 33 of the flare openings of button, liquid is filled with between sealing auxiliary body 33 and body joint 1 and in sealing auxiliary body 33, because the whereabouts of the liquid between sealing auxiliary body 33 and body joint 1 is plugged, so promote sealing auxiliary body 33 to flowing to direction motion, sealing auxiliary body 33 moves complete, sealing auxiliary body 33 forwards the first confined planes 22 side to from the second confined planes 23 side, another connects sealing auxiliary body 33 invariant position of button, combine closely between described two sealing auxiliary bodies 33, combine closely connection body junction plane 21 place of place, due to and the Impact direction of sealing auxiliary body 33 is radial directions of body joint 1, so can not backflow phenomenon be produced between sealing auxiliary body 33, and can the flow direction of liquid be fixed on the axis of body joint 1 by sealing auxiliary body 33, the whole body joint 1 being provided with sealing auxiliary body 33 is all subject to power, thus lifting surface area is increased, eliminate body junction plane 21 place stressed excessive and will connect and detain the danger that flicks.Engagement portion 26 and draw-in groove portion 27 can ensure the dropping place of more stable and convenient protruding 24 and depression 25.
Embodiment two, sealed department 3 is provided with in tube head engaging portion 2, sealed department 3 comprises ring-shaped depression 31 and coordinates with depression 31 Sealing installed, Sealing comprises and is arranged at seal body 32 in depression 31 and one end and flexibly connects turning tubular seals auxiliary body 33 in seal body 32, and the free end of sealing auxiliary body 33 can overturn between the first confined planes 22 side of pipe end junction plane 21 and the second confined planes 23 side.Sealed department 3 is provided with in tube head engaging portion 2, sealed department 3 comprises ring-shaped depression 31 and coordinates with depression 31 Sealing installed, Sealing comprises and is arranged at seal body 32 in depression 31 and one end and flexibly connects turning tubular seals auxiliary body 33 in seal body 32, and the free end of sealing auxiliary body 33 can overturn between the first confined planes 22 side of pipe end junction plane 21 and the second confined planes 23 side.The cross-section area of sealing auxiliary body 33 on pipe end junction plane 21 is greater than the cross-section area of sealing auxiliary body 33 away from pipe end junction plane 21.Sealing auxiliary body 33 at pipe end junction plane 21 place extends to body joint 1 inside, has certain distance between extending end and body joint 1
The cross section of depression 31 comprises fixing side 4, restriction side 5 and base 6, fixing side 4 is provided with engaging projection sensing depression 31 inner, and restriction side 5 has a radian to tube body 1 outer bend makes depression 31 pairs of seal body 32 cover.Seal body 32 cross section comprise with engage fixing rib 41 that projection coordinates, with limit the restriction rib 51 that side 5 coordinates and the rib 61 coordinated with base 6, fix between rib 41 and restriction rib 51 and being provided with airtight buffer part 7.Depression 31 pipe end junction planes 21 parallel with the seal body 32 be arranged in depression 31.Sealing auxiliary body 33 starting point be engaged projection to be fixed between fixing side 4 and fixing rib 41 and through restriction side 5 and limit between rib 51, seal body 32 is covered after enter body joint 1.Sealing auxiliary body 33 is as a whole with seal body 32, and the cross section of sealing auxiliary body 33 is included in the sealed elastic bar cross section overturn between the first confined planes 22 side with the second confined planes 23 side and the sealed elastic part cross section being connected sealed elastic bar and seal body 32; And the width in sealed elastic bar cross section is greater than the width in sealed elastic part cross section.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art can make to the present embodiment the amendment not having creative contribution as required after reading this specification, as long as but be all subject to the protection of Patent Law in right of the present invention.
Claims (10)
1. a pipe coupling, for connecting the pipeline of rigidity or flexibility in one direction, connect another identical pipe coupling in the other directions, comprise body joint (1) and tube head engaging portion (2), described body joint (1) is for connecting described rigidity or flexible pipe, described tube head engaging portion (2) is for connecting another pipe coupling described, described tube head engaging portion (2) radial direction is greater than described body joint (1), it is characterized in that, described tube head engaging portion (2) comprises the pipe end junction plane (21) of inclination, described pipe end junction plane (21) edge transition junctions has and is included in described tube head engaging portion (2) and first confined planes (22) of parallel described body joint (1) axis and the second confined planes (23), described first confined planes (22) and described second confined planes (23) are located at the relative both sides of described pipe end junction plane (21), described first confined planes (22) is provided with projection (24), described second confined planes (23) is provided with depression (25), and described projection (24) and the well-regulated profile of described depression (25) tool and its center line are perpendicular to the axis of described body joint (2).
2. a kind of pipe coupling according to claim 1, it is characterized in that, sealed department (3) is provided with in described tube head engaging portion (2), described sealed department (3) comprises ring-shaped depression (31) and coordinates with described depression (31) Sealing installed, described Sealing comprises and is arranged at seal body (32) in described depression (31) and one end and flexibly connects turning tubular seals auxiliary body (33) in described seal body (32), the free end of described sealing auxiliary body (33) can overturn between described first confined planes (22) side of described pipe end junction plane (21) and described second confined planes (23) side.
3. a kind of pipe coupling according to claim 2, is characterized in that, the cross-section area of described sealing auxiliary body (33) on described pipe end junction plane (21) is greater than the cross-section area of described sealing auxiliary body (33) away from described pipe end junction plane (21).
4. a kind of pipe coupling according to Claims 2 or 3, it is characterized in that, the cross section of described depression (31) comprises fixing side (4), limits side (5) and base (6), described fixing side (4) is provided with engaging projection and points to described depression (31) inside, described restriction side (5) has a radian to described tube body (1) outer bend makes described depression (31) cover described seal body (32).
5. a kind of pipe coupling according to claim 4, it is characterized in that, described seal body (32) cross section comprises and the described fixing rib (41), the restriction rib (51) coordinated with described restriction side (5) and the rib (61) coordinated with described base (6) that engage projection and coordinate, is provided with airtight buffer part (7) between described fixing rib (41) and described restriction rib (51).
6. a kind of pipe coupling according to claim 5, is characterized in that, described depression (31) described pipe end junction plane (21) parallel with the described seal body (32) be arranged in described depression (31).
7. a kind of pipe coupling according to claim 6, it is characterized in that, described sealing auxiliary body (33) starting point to be fixed between described fixing side (4) and described fixing rib (41) by described engaging projection and to enter described body joint (1) after described seal body (32) being covered between described restriction side (5) and described restriction rib (51).
8. a kind of pipe coupling according to claim 7, it is characterized in that, described sealing auxiliary body (33) is as a whole with seal body (32), and the cross section of described sealing auxiliary body (33) is included in the sealed elastic bar cross section overturn between described first confined planes (22) side with described second confined planes (23) side and the sealed elastic part cross section being connected described sealed elastic bar and described seal body (32); And the width in described sealed elastic bar cross section is greater than the width in described sealed elastic part cross section.
9. a kind of pipe coupling according to claim 8, is characterized in that, described first confined planes (22) is provided with engagement portion (26), and described second confined planes (23) is provided with draw-in groove portion (27).
10. a kind of pipe coupling according to claim 9, it is characterized in that, described engagement portion (26) comprise and are fixedly connected on described first confined planes (22) and have the connecting sheet of reset function and be arranged on the clamping block with cambered surface of described connecting sheet one end; Described draw-in groove portion (27) comprises the engaging conduit coordinated with described clamping block, the parcel side that described engaging conduit comprises engaging side and coordinates with described cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510207335.5A CN104791565B (en) | 2015-04-28 | 2015-04-28 | A kind of pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510207335.5A CN104791565B (en) | 2015-04-28 | 2015-04-28 | A kind of pipe joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104791565A true CN104791565A (en) | 2015-07-22 |
| CN104791565B CN104791565B (en) | 2018-02-02 |
Family
ID=53556605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510207335.5A Active CN104791565B (en) | 2015-04-28 | 2015-04-28 | A kind of pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791565B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0146684A1 (en) * | 1983-12-21 | 1985-07-03 | Uhde GmbH | Tube connection with a remote control fastener and releaser |
| US4643459A (en) * | 1985-06-11 | 1987-02-17 | J. M. Huber Corporation | Quick-connect hose coupling |
| CN2187247Y (en) * | 1994-01-07 | 1995-01-11 | 刘树良 | Coupling stub for buterfly bamper |
| CN1145992A (en) * | 1995-09-07 | 1997-03-26 | 叶成玉 | Thread-less and non-welding flange |
| CN2470641Y (en) * | 2000-04-14 | 2002-01-09 | 路怀星 | Spray-irrigation interface |
| CN202852249U (en) * | 2012-10-30 | 2013-04-03 | 上海结建民防建筑设计有限公司 | Angular deviation adjuster of circular duct |
| CN204025983U (en) * | 2014-08-05 | 2014-12-17 | 茂名重力石化机械制造有限公司 | A kind of flange assembly being applied to High Temperature High Pressure and fluctuation operating mode thereof |
| CN204284732U (en) * | 2014-11-14 | 2015-04-22 | 湖北北辰塑料科技有限公司 | Modified model ultra high molecular polyethylene tubing centering flange |
| CN204573396U (en) * | 2015-04-28 | 2015-08-19 | 湖州吴兴威国机械厂 | A kind of pipe coupling |
-
2015
- 2015-04-28 CN CN201510207335.5A patent/CN104791565B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0146684A1 (en) * | 1983-12-21 | 1985-07-03 | Uhde GmbH | Tube connection with a remote control fastener and releaser |
| US4643459A (en) * | 1985-06-11 | 1987-02-17 | J. M. Huber Corporation | Quick-connect hose coupling |
| CN2187247Y (en) * | 1994-01-07 | 1995-01-11 | 刘树良 | Coupling stub for buterfly bamper |
| CN1145992A (en) * | 1995-09-07 | 1997-03-26 | 叶成玉 | Thread-less and non-welding flange |
| CN2470641Y (en) * | 2000-04-14 | 2002-01-09 | 路怀星 | Spray-irrigation interface |
| CN202852249U (en) * | 2012-10-30 | 2013-04-03 | 上海结建民防建筑设计有限公司 | Angular deviation adjuster of circular duct |
| CN204025983U (en) * | 2014-08-05 | 2014-12-17 | 茂名重力石化机械制造有限公司 | A kind of flange assembly being applied to High Temperature High Pressure and fluctuation operating mode thereof |
| CN204284732U (en) * | 2014-11-14 | 2015-04-22 | 湖北北辰塑料科技有限公司 | Modified model ultra high molecular polyethylene tubing centering flange |
| CN204573396U (en) * | 2015-04-28 | 2015-08-19 | 湖州吴兴威国机械厂 | A kind of pipe coupling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104791565B (en) | 2018-02-02 |
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Effective date of registration: 20190827 Address after: 226000 Group 28 of Fucheng Village, Wujie Town, Tongzhou District, Nantong City, Jiangsu Province Patentee after: Nantong Dasheng Labor Products Co., Ltd. Address before: 313000 Jintian Yanghu Wuxing Weiguo Machinery Factory, Dongshan Village, Miaoxi Town, Wuxing District, Huzhou City, Zhejiang Province Patentee before: Huzhou Wu Xing Wei Guo machinery plant |