CN206130350U

CN206130350U - Compound clamping pressing type conduit coupling

Info

Publication number: CN206130350U
Application number: CN201621177764.9U
Authority: CN
Inventors: 彭永生
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-03
Filing date: 2016-11-03
Publication date: 2017-04-26
Anticipated expiration: 2026-11-03

Abstract

The utility model discloses a compound clamping pressing type conduit coupling, including the connector with connected tubular product, the pipe fitting internal diameter of connector is than being connected the big 0.5mm~2.0mm of tubular product external diameter, and it has a rubber lacing to be connected tubular product outer wall cover, is connected the pipe fitting that tubular product inserted the connector, through the fullering die utensil with the connector with is connected tubular product and coincides and partly suppress annular section at least together into. The utility model discloses a fullering die utensil is connected tubular product coincidence part with connector and quilt and is suppressed into annular section at least together, thereby make connector and inseparabler by the connection of connection tubular product, in addition there is the rubber lacing at the tubular product outer wall cover of connecting, can play fine sealed and chucking effect through the rubber lacing, the two inter combination, it produces certain deformation to make when connecting, be favorable to zonulae occludens more, sealing performance and pressure -bearing effect is greatly improved, its structure is also comparatively simple simultaneously, be convenient for install and be connected, operate more simple and conveniently.

Description

A kind of compound clamp-press type connector for pipeline

Technical field

The utility model is related to technical field of pipeline connection, more particularly to a kind of compound clamp-press type connector for pipeline.

Background technology

At present, the connected mode between existing stainless steel thin-wall tubing has following several：First, by connector and stainless steel Connected using welded type between thin-wall pipes, this welded type connected mode, construction trouble, scene must be using electricity, its welding Spot temperature height easily there is chromium depleted phenomenon, scene can not carry out solution treatment again, make welding position get rusty easily, and this Plant welding connecting mode relatively costly；Second, sealing ring is set in connector and connector and pipe fitting mouth are caused by extruding Portion is plastically deformed to complete the connection between connector and stainless steel thin-wall tubing, and the sealing ring used by this connected mode is Nitrile rubber sealing ring, its weatherability and resilience it is all poor, sealing is easily aging, and the length of time one is likely to cause seepage, nothing Method guarantees that the long-term No leakage of pipe-line system occurs；When appearance seepage surprisingly needs repairing, because the high temperature of argon arc welding can melt rubber Sealing ring and lead to not directly be repaired using welding.3rd, using simple bonding way, this mode is by connector Connecting hole makes internal taper hole, while the connector of stainless steel pipe is made into outer cone mouth, then sealant is applied to respectively On the surface of interior and stainless steel pipe the outer cone mouth of the internal taper hole of connector, finally by the outer cone mouth insertion connection of stainless steel pipe Their connection is realized in the internal taper hole of part.Then the notification number in 05 month Granted publication on the 28th in 2014 is CN 203614944 U, disclose " one kind card pressure bonded conduit coupling of screw thread ", include connector, adhesive layer and are connected Tubing, the pipe fitting internal diameter 0.2mm～1.0mm bigger than the external diameter of connected tubing of connector, the pipe fitting inner wall coating adhesive of connector Adhesion coating, connected tubing is inserted in connector, is pressed into connector with connected tubing intersection card by card compression mould Pressing section, makes connector inwall be brought into close contact with connected outer pipe wall, pressing section part be thread segment, the two ends of thread segment or Person one end is suppressed with anticreep section, although this connected mode tension pull out force has been strengthened, there is following defect：First, by Hard nonelastic after its aerobic sealing adhesive curing used, easily brittle, shock resistance is poor；Second, because of its sealing glue solidifying It is hard nonelastic afterwards, easily leak when expanding with heat and contract with cold what variation of ambient temperature caused；3rd, cannot be original when there is leakage Junction is directly repaired, and needs cutting to fall to leak pipe part and changed, and so as to waste time and energy, also increases the input of financial resources, Increased maintenance difficulty；4th, adhesive layer can be melted there is high temperature when seepage surprisingly needs repairing because of argon arc welding, so as to lead Cause just directly to be repaired with welding, so in other ways maintenance can destroy original tactic pattern, have also been changed original The overall outward appearance compared with harmony.

Utility model content

For deficiency of the prior art, the utility model is simpler there is provided a kind of easy for installation, connection and seals Effect is preferably combined clamp-press type connector for pipeline.

To achieve these goals, technical solution adopted in the utility model is：

A kind of compound clamp-press type connector for pipeline, includes connector and connected tubing, the pipe fitting internal diameter ratio of connector Big 0.5mm～the 2.0mm of connected tube outer diameter, connected outer pipe wall is cased with rubber belt, because rubber belt has certain bullet Property and flexibility, anti-ability of expanding with heat and contract with cold is strong, and the danger of leakage is not had under low temperature environment and extreme climate, and rubber belt can lead to Cross and be wrapped on connected tubing, connected tubing is inserted in the pipe fitting of connector, by card compression mould by connector and quilt Connection tubing intersection is pressed at least annular/tiltedly annular together ring segment.

The pipe fitting internal diameter 1.1mm～2.0mm bigger than connected tube outer diameter of the connector, wherein it is preferred that the pipe of connector Part internal diameter 1.5mm bigger than connected tube outer diameter, the making being convenient for people to, its convenient connected outer pipe wall of design is cased with On the one hand rubber belt, by rubber belt the sealing between ring segment can be preferably carried out, on the other hand also can be conveniently Connection between connector and connected tubing.

The rubber belt is by polytetrafluoroethylene (PTFE) or modified tetrafluoroethene or ethylene propylene diene rubber or silicon rubber or fluorubber Material is made, wherein it is preferred that by made by polytetrafluoroethylene (PTFE) or modified tetrafluoroethene rubber belt, on the one hand it is more square Just advantageously in its sealing on connector and the ring segment of connected tubing intersection, it is to avoid leakage phenomenon occur, separately On the one hand it is also beneficial to improve the service life of rubber belt.

The connector and connected tubing are stainless steel tube, are easy to large-area popularization and use.

It is annular element (ring segment) that the annular annular segment structure is two end portions, and centre is (oblique for oblique annular element Ring segment), its is reasonable in design, and on the one hand the annular element at two ends can improve its sealing, on the other hand be also beneficial to prevent Circular-rotation between connector and connected tubing, advantageously in sealing effectiveness, while middle is that oblique annular element is favourable In the circular-rotation between connector and connected tubing is prevented, so that connecting more between connector and connected tubing It is convenient, substantially increase sealing property, it is to avoid leakage phenomenon occur, cause outward appearance more attractive in appearance upon connection.

The ring segment of the annular can be replaced the ring segment or hexagon of the ring segment of oblique annular or annular and oblique annular With the ring segment or hexagon of annular and the oblique ring segment of annular, wherein the tiltedly ring segment of annular or annular and oblique annular annular The ring of various ways, its hexagon and the annulars such as ring segment of ring segment or hexagon and oblique annular of section or hexagon and annular Hexagon in shape section or hexagon and tiltedly annular ring segment also can also be other polygons, on the one hand cause available Leeway increase, the selection being convenient for people to, on the other hand so that the ring segment of connector and connected tubing intersection Because pressure produces certain deformation when being attached so that connection is compacter.

The utility model has the effect that：

First, by card compression mould by connector and connected tubing intersection be pressed at least together with annular annular Section, so that connector and the connection of connected tubing are even closer, along with the outer pipe wall in connection is cased with rubber belt, Sealing and snap action well can be played by rubber belt, the two be combined with each other so that produce one when connection Fixed deformation, advantageously in closely connection, substantially increases sealing property and pressure-bearing effect, while its structure is also relatively simple, It is easily installed and is connected, operates simpler convenience；

Second, connected outer pipe wall is cased with rubber belt, and rubber belt can be by being wrapped on connected tubing, because of life Adhesive tape layer has certain elasticity and flexibility, and anti-ability of expanding with heat and contract with cold is strong, and leakage is not had under low temperature environment and extreme climate It is dangerous；

3rd, connected outer pipe wall is cased with rubber belt, beneficial to maintenance maintenance, such as occurs leakage accidentally, can be former at it Again block pressure on the basis of having directly to be repaired, original tactic pattern can't be changed, without replacing pipe part and greatly It is easy to maintenance apart from displacement, reduce time and the financial resources of maintenance；

4th, the unsintered tape layer material has the inherent characteristic of polytetrafluoroethylene (PTFE) or modified tetrafluoroethene, also can be direct Repaired in leak using argon arc welding, without the need for changing pipe part and big apart from displacement, maintenance efficiency is high, and it is convenient to safeguard.

Description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the utility model embodiment schematic diagram.

Specific embodiment

As depicted in figs. 1 and 2, a kind of compound clamp-press type connector for pipeline (abbreviation composite card), includes connector 1 and quilt Connection tubing 2, the connector 1 and connected tubing 2 are stainless steel tube, are easy to large-area popularization and use, connector 1 Pipe fitting internal diameter 0.5mm～2.0mm bigger than the external diameter of connected tubing 2, the pipe fitting internal diameter of the specific connector 1 is than being connected Big 1.1mm～the 2.0mm of the external diameter of tubing 2, wherein it is preferred that the pipe fitting internal diameter of connector 1 1.5mm bigger than the external diameter of connected tubing 2, side The making of persons who happens to be on hand for an errand, its convenient outer wall of connected tubing 2 of design is cased with rubber belt 3, by the one side energy of rubber belt 3 Enough sealings preferably carried out between ring segment, on the other hand can also facilitate the company between connector 1 and connected tubing 2 Connect, because rubber belt 3 has certain elasticity and flexibility, anti-ability of expanding with heat and contract with cold is strong, will not under low temperature environment and extreme climate Have the danger of leakage, be connected the outer wall of tubing 2 and be cased with rubber belt 3, rubber belt 3 can by being wrapped on connected tubing 2, The rubber belt 3 is by polytetrafluoroethylene (PTFE) or modified tetrafluoroethene or ethylene propylene diene rubber or silicon rubber or the making of fluorubber material Form, wherein it is preferred that by made by polytetrafluoroethylene (PTFE) or modified tetrafluoroethene or ethylene propylene diene rubber rubber belt 3, on the one hand its Advantageously in its sealing on convenient connector 1 and the ring segment 4 of the intersection of connected tubing 2, it is to avoid occur letting out Leakage phenomenon, is on the other hand also beneficial to improve the service life of rubber belt 3, is connected the pipe fitting that tubing 2 is inserted into connector 1 In, by card compression mould by connector 1 and the intersection of connected tubing 2 be pressed at least together with annular ring segment 4, it is described The ring segment of annular can be replaced the ring segment or the annular of hexagon and annular of the ring segment of oblique annular or annular and oblique annular Section or hexagon and the tiltedly ring segment of annular, wherein tiltedly the ring segment or hexagon of the ring segment of annular or annular and oblique annular with The ring segment or hexagon of the ring segment or hexagon of annular and the tiltedly various ways such as ring segment of annular, its hexagon and annular Other polygons are also can also be with the hexagon in the ring segment of oblique annular, alternative leeway is increased, The selection being convenient for people to, on the other hand so that connector 1 is being connected with the ring segment 4 of the intersection of connected tubing 2 Because pressure produces certain deformation when connecing so that connection is compacter, the structure of ring segment 4 of the annular is both ends It is divided into annular element (ring segment), centre is oblique annular element (oblique ring segment), and its is reasonable in design, the side of annular element one at two ends Face can improve its sealing, on the other hand be also beneficial to prevent the circular-rotation between connector 1 and connected tubing 2, more Plus be conducive to sealing effectiveness, while middle desirably prevent the circumference between connector and connected tubing to turn for oblique annular element It is dynamic, so that connecting convenient between connector and connected tubing, substantially increase sealing property, it is to avoid leakage occur Phenomenon, causes upon connection outward appearance more attractive in appearance.

The utility model has the effect that：

The above is only preferred embodiment of the present utility model, it is noted that above-mentioned preferred embodiment should not be regarded It is that, to restriction of the present utility model, protection domain of the present utility model should be defined by claim limited range.For For those skilled in the art, in without departing from spirit and scope of the present utility model, can also make some Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.

Claims

1. a kind of compound clamp-press type connector for pipeline, includes connector and connected tubing, it is characterised in that the pipe of connector Part internal diameter 0.5mm～2.0mm bigger than connected tube outer diameter, connected outer pipe wall is cased with rubber belt, is connected tubing and inserts Enter in the pipe fitting of connector, by card compression mould by connector and connected tubing intersection be pressed at least together with annular Ring segment.

2. a kind of compound clamp-press type connector for pipeline as claimed in claim 1, it is characterised in that in the pipe fitting of the connector Footpath 1.1mm～2.0mm bigger than connected tube outer diameter.

3. a kind of compound clamp-press type connector for pipeline as claimed in claim 1, it is characterised in that the rubber belt is by poly- four PVF or modified tetrafluoroethene or ethylene propylene diene rubber or silicon rubber or fluorubber material are made.

4. a kind of compound clamp-press type connector for pipeline as claimed in claim 1, it is characterised in that the connector and be connected Tubing is stainless steel tube.

5. a kind of compound clamp-press type connector for pipeline as claimed in claim 1, it is characterised in that the ring segment knot of the annular It is annular element that structure is two end portions, and centre is oblique annular element.

6. a kind of compound clamp-press type connector for pipeline as claimed in claim 1, it is characterised in that the ring segment of the annular can Replace with the ring segment of oblique annular or the ring segment or hexagon of annular and oblique annular and the ring segment or hexagon of annular and oblique The ring segment of annular.