CN104154363A - Pipe fitting quick connection device - Google Patents
Pipe fitting quick connection device Download PDFInfo
- Publication number
- CN104154363A CN104154363A CN201410431873.8A CN201410431873A CN104154363A CN 104154363 A CN104154363 A CN 104154363A CN 201410431873 A CN201410431873 A CN 201410431873A CN 104154363 A CN104154363 A CN 104154363A
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- CN
- China
- Prior art keywords
- pipe fitting
- urceolus
- seal ring
- supporting drum
- connecting device
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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
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/091—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention provides a pipe fitting quick connection device, and belongs to the technical field of pipe fitting connectors. The pipe fitting quick connection device solves the problem that sealing performance of an existing pipe fitting quick connection device is poor. The device comprises an outer cylinder with a connection channel, the inside of a cavity of the outer cylinder is provided with a sealing ring assembly and a clamping assembly, the clamping assembly is located on the outside of the sealing ring assembly, a supporting cylinder is coaxially arranged in the outer cylinder, the inner end of the supporting cylinder is provided with a cylindrical positioning portion bent outwards, the outer side wall of the positioning portion is connected with the inner side wall of the outer cylinder, the outer side wall of the supporting cylinder is provided with an annular groove, and a sealing part is embedded in the annular groove. Due to the fact that the pipe fitting quick connection device is provided with the supporting cylinder, stability of a pipe fitting can be improved when the device is inserted into the pipe fitting with a thin pipe wall or a soft pipe body; the supporting cylinder is provided with the sealing part, and accordingly a sealing function is performed on the inner side wall of the pipe fitting; due to combined action of the sealing part, a flat sealing ring and a sealing ring, the pipe fitting is sealed in multiple ways, and stability of the device is improved when the device works.
Description
Technical field
The invention belongs to pipe fitting joint technical field, relate to a kind of pipe fitting quick connecting device.
Background technique
The application of rapid pipe joint makes pipeline connection technology more ripe, and especially directly-inserted quick quick coupling is used widely in daily life and the equipment of industrial product.Directly-inserted quick quick coupling is compared and is adopted heat melting device to connect, and join strength is high, and shock resistance is good, fastens disposable connection part, and overpressure is larger, bore is expanded and instead make it detain tightlyer.Avoided possibility loosening and that leak, and without hot melt, avoided Site Welding job execution painstaking, it is quick for installation, and power saving saving of labor saves time.
For example Chinese invention patent application (application number: 201210126208.9; Notice of authorization number: CN 102661405 A) a kind of ball valve of quick socket connection disclosed, comprise valve gap, outer bush, interior guide pin bushing, collar, latch, O shape circle, ball valve, valve gap is tubular shape member, the inner tube wall of valve gap is provided with the circular step for settling outer bush, interior guide pin bushing, collar, is also provided with the toroidal cavity of settling O shape circle; The front end of the pipe outer wall of valve gap is provided with the outside thread being connected with ball valve; Outer bush is tubular shape plastics matter member, and the front end of the pipe outer wall of outer bush is provided with pre-small post-large conical flange step, and the inner tube wall of outer bush is direct piping; Interior guide pin bushing is the tubular shape plastics matter member that the front end of pipe outer wall is provided with cylindrical lip step; The inner tube wall of interior guide pin bushing is direct piping; Collar is the tubular shape plastics matter member that the front end of inner tube wall is provided with elastic latch; Latch is for around being provided with some rectangle pawls, is the stainless steel thin wall ring set of the hangnail cage entrance structure of pre-small post-large truncated cone; The inwall place that is positioned at the collar at latch rear is provided with the annular groove for the conical flange step of the setting-in outer bush that slides; O shape circle for cross section be circular annular rubber seal ring; Ball valve is the valve being made up of valve body, valve rod, ball valve core, handle, clamping cap; When front end is connection, towards one end of valve body, rear end is one end relative with front end; Valve gap is by screw thread and add anaerobic adhesive and be connected to two ends of valve body, after forward direction, be positioned at valve gap inside and be followed successively by guide pin bushing, O shape circle, collar, outer bush, from inside to outside, the flange step of interior guide pin bushing and the inwall sliding contact of valve gap, O shape circle is embedded in the toroidal cavity of valve gap inwall, and the rear port place step that collar is arranged in valve gap is fastenedly connected collar and valve gap by the bottling technique of the rear port of valve gap; The conical flange of outer bush is slided and is embedded in the annular groove of collar, and the rear port of outer bush protrudes the rear port that exposes to valve gap, and the rear port of interior guide pin bushing is positioned at outer bush Guan Nei center.
The ball valve of this quick socket connection is applicable to the pipe fitting that tube wall is thinner or body is softer, but because interior guide pin bushing and valve gap are separated, when pipe fitting inserts after this ball valve, the fluid in pipe fitting easily flows out between interior guide pin bushing and valve gap, and its sealing effect is bad.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed the good pipe fitting quick connecting device of a kind of sealing.
Object of the present invention can realize by following technical proposal: pipe fitting quick connecting device, comprise the urceolus with connecting passage, in the connecting passage of described urceolus, be provided with seal ring and clip assembly, described clip assembly is positioned at the outside of described seal ring, it is characterized in that, in described urceolus, be coaxially provided with supporting drum, the inner of described supporting drum has lateral buckling outward and tubular positioning part and described positioning part and described supporting drum and is structure as a whole, between the madial wall of the outer side wall of described positioning part and described supporting drum, form the gap of inserting for pipe fitting, the outer side wall of described positioning part is connected mutually with the madial wall of described urceolus, the outer side wall of described supporting drum is provided with annular groove, the Sealing that described annular groove is embedded with.
Seal ring is mainly to seal between the pipe fitting inserting and urceolus, prevents that this Quick Connect Kit from water leakage phenomenon occurring in use; Clip assembly is mainly used in the pipe fitting of insertion to block, and prevents that the pipe fitting inserting from coming off from this Quick Connect Kit.The meaning that clip assembly is positioned at seal ring outside is that clip assembly is than the more close urceolus port of seal ring.
When use, pipe fitting end is inserted to this device and make pipe fitting end against the gap location between positioning part and supporting drum.Owing to being provided with supporting drum in urceolus, no matter the tube wall of the pipe fitting of insertion Quick Connect Kit is thinner or body is softer, supporting drum can be to its stable supporting effect of pipe fitting, makes the pipe fitting part that is positioned at Quick Connect Kit inside be difficult for distortion, has strengthened sealing.In addition, supporting drum and positioning part are integral type structure, and positioning part is connected mutually with urceolus, make stable being arranged in urceolus of supporting drum energy, thereby make the structure of this Quick Connect Kit more stable, the fluid that also makes to insert in pipe fitting is difficult for flowing out, and its sealing is better.Annular groove is set on supporting drum, and what make that Sealing can be more stable is positioned on supporting drum.And Sealing can also seal to the pipe fitting inner wall inserting, meanwhile, seal ring also plays seal action between the outer wall of pipe fitting and urceolus, makes the better tightness of this Quick Connect Kit to pipe fitting.
In above-mentioned pipe fitting quick connecting device, in the cavity of described positioning part, be provided with flat seal ring, the inner side of described positioning part is provided with convex shoulder, and one end of described flat seal ring is resisted against on described convex shoulder.Flat seal ring is arranged on the convex shoulder place of positioning part, makes the state of flat seal ring more stable.Positioning part extends to flat seal ring place, makes the length of positioning part longer, thus make between supporting drum and urceolus be connected more firm.The meaning that flat seal ring is positioned at positioning part cavity is that position point is between flat seal and urceolus.Because the material of flat seal ring is generally rubber, make position point between flat seal ring and urceolus, can ensure that the heat that urceolus produces in the process of molding and forming is difficult for making flat sealed ring deformation, ensure this Quick Connect Kit in process of production flat seal ring can not be scalded distortion, thereby improve the sealing of this Quick Connect Kit.
In above-mentioned pipe fitting quick connecting device, the outer side wall of described positioning part is equipped with some connecting grooves, has the convex body that is connected matching with described connecting groove on the madial wall of described urceolus, and described connection convex body is embedded in described connecting groove.Urceolus is by molding and forming, connecting groove is set on positioning part, has increased the area of contact between supporting drum and urceolus, and because connecting groove place is uneven, make to be connected between supporting drum and urceolus more firm, improve this Quick Connect Kit stability of structure in use.Meanwhile, also make between supporting drum and urceolus to connect more tight, avoid the gap of liquid between supporting drum and urceolus, flowing out in pipe fitting, make this Quick Connect Kit better tightness.
In above-mentioned pipe fitting quick connecting device, in the cavity of described urceolus, be provided with left sealing seat and right sealing seat, described left sealing seat and described right sealing seat fasten and form annular positioning groove, and described seal ring is arranged in described annular positioning groove.Between left sealing seat and right sealing seat, form annular positioning groove, its state is comparatively stable in use to make seal ring, and the stability of structure while increasing the use of this Quick Connect Kit, improves the sealability of seal ring to pipe fitting.By left sealing seat and right sealing seat separate machined and make it to be interlocked, providing to seal ring under the prerequisite of mounting point, it is comparatively easy that left sealing seat and right sealing seat separate machined are produced left sealing seat and right sealing seat, when injection moulding, is convenient in demoulding.
In above-mentioned pipe fitting quick connecting device, the outer end of described urceolus is positioned with inner core, and the outer end of described left sealing seat is resisted against on the inner of described inner core, and the inner of described right sealing seat is resisted against on described flat seal ring.Like this, inner core, left sealing seat, right sealing seat and flat seal ring are connected successively, conveniently molding and forming urceolus outside these connected component.
In above-mentioned pipe fitting quick connecting device, described clip assembly comprises the collar being arranged on described inner core, and the outside of described collar is connected with ejector sleeve and described ejector sleeve can move along the axial reciprocating of described inner core.In the time the pipe fitting that inserts this Quick Connect Kit need to being extracted, ejector sleeve promotes toward collar direction, and ejector sleeve struts collar, and now, collar no longer blocks pipe fitting, and operator can comparatively be easy to pipe fitting to extract.
In above-mentioned pipe fitting quick connecting device, on described collar, have to the claw stretching out in collar, described claw end has breach.In claw end, breach is set, reduce the area of contact between claw end and the pipe fitting of insertion, make in the darker insertion pipe fitting sidewall in claw end, thereby pipe fitting is more firmly stuck in this Quick Connect Kit, improve this Quick Connect Kit stability in use, thereby improved the sealing of this Quick Connect Kit.
In above-mentioned pipe fitting quick connecting device, described Sealing is positioned on the supporting drum outer side wall corresponding with the inner side of described collar.That is to say, when pipe fitting inserts after this Quick Connect Kit, collar abuts is on pipe fitting and block pipe fitting, the madial wall at pipe fitting corresponding with collar position is just positioned at Sealing place, therefore, under the effect of collar, the seal action that Sealing is risen arranged at inner side of pipe fitting wall is more obvious, the sealing while improving the work of this Quick Connect Kit.
In above-mentioned pipe fitting quick connecting device, described inner core, left sealing seat, right sealing seat and supporting drum closely cooperate and form entirety, described urceolus adopts plastics or nylon material is made and by injection moulding integrated molding in above-mentioned overall outside.Urceolus molding and forming is in entirety outside, makes to be connected between urceolus and entirety comparatively firm, improves the stability of this Quick Connect Kit structure.In addition, existing above-mentioned parts is assembled into entirety, then at it outside injection moulding urceolus, in injection moulding process, entirety is difficult for falling apart, and makes production more for convenience.
In above-mentioned pipe fitting quick connecting device, described urceolus adopts metallic material to make, described urceolus comprises cylindrical shell one and is positioned at the cylindrical shell two of cylindrical shell one inner side and described cylindrical shell one is connected with described cylindrical shell two screw threads, described inner core and described cylindrical shell one are structure as a whole, and described positioning part and described cylindrical shell two are structure as a whole.Positioning part and cylindrical shell two are made of one to formula structure, avoid in the time of positioning part and cylindrical shell diad, the problem of poor sealing between the two, makes this Quick Connect Kit better tightness.
In above-mentioned pipe fitting quick connecting device, the quantity of the Sealing that described annular groove is corresponding with it is 1-4 and the axial setting along described supporting drum.When the quantity of Sealing is while being multiple, can put forward the sealing of inserting pipe fitting.
Compared with prior art, this Quick Connect Kit has the following advantages:
1, supporting drum is set, is beneficial in the time that the pipe fitting that tube wall is thinner or body is softer inserts this Quick Connect Kit the stability of pipe fitting;
2, on supporting drum, Sealing is set, arranged at inner side of pipe fitting wall is also played to seal action;
3, Sealing, flat seal ring and seal ring acting in conjunction, plays multi-sealedly to pipe fitting, improve this Quick Connect Kit stability in when work.
Brief description of the drawings
Fig. 1 is the sectional view of this Quick Connect Kit;
Fig. 2 is the blast sectional view of internal structure in this Quick Connect Kit;
Fig. 3 is phantom in this Quick Connect Kit;
Fig. 4 is the sectional view of collar.
In figure, 1, urceolus; 2, supporting drum; 2a, positioning part; 2b, annular groove; 2c, convex shoulder; 2d, connecting groove; 2e, guide portion; 3, Sealing; 4, flat seal ring; 5, left sealing seat; 6, right sealing seat; 7, annular positioning groove; 8, seal ring; 9, inner core; 9a, convex shoulder two; 10, collar; 10a, claw; 10b, breach; 11, ejector sleeve.
Embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As depicted in figs. 1 and 2, this Quick Connect Kit comprises the urceolus 1 with connecting passage.The concrete shape of urceolus 1 can be determined according to actual needs, such as for two-way and threeway, urceolus 1 can be set to respectively straight-tube shape and T font, and certainly, for two-way, urceolus 1 also can be set to right angle type.
Below in explanation, mentioned direction and position is the structure for Quick Connect Kit left-half in Fig. 1.
The interior supporting drum 2 being coaxially provided with for being socketed pipe fitting of urceolus 1, owing to being provided with supporting drum 2 in urceolus 1, no matter the tube wall of the pipe fitting of insertion Quick Connect Kit is thinner or body is softer, supporting drum 2 can, to its stable supporting effect of pipe fitting, make pipe fitting not yielding.The right-hand member of supporting drum 2 has the lateral buckling of turning left and tubular positioning part 2a, and certainly, positioning part 2a and supporting drum 2 coaxially arrange.By injection moulding urceolus 1, the outer side wall of positioning part 2a is connected with the madial wall of urceolus 1.
The outer side wall of positioning part 2a is equipped with some connecting groove 2d.Urceolus 1 is by molding and forming, connecting groove 2d is set on the 2a of positioning part, has increased the area of contact between supporting drum 2 and urceolus 1, and because connecting groove 2d place is uneven, make to be connected between supporting drum 2 and urceolus 1 more firm, improve this Quick Connect Kit stability of structure in use.
In the connecting passage of urceolus 1, be provided with seal ring and clip assembly, clip assembly is positioned at the left side of seal ring.The left end of urceolus 1 is positioned with inner core 9, and inner core 9 outsides are also equipped with some connecting grooves, and urceolus 1 is connected with inner core 9 by injection moulding.
Wherein, clip assembly is mainly used in the pipe fitting of insertion to block, and prevents that the pipe fitting inserting from coming off from this Quick Connect Kit.Clip assembly comprises the collar 10 being arranged on inner core 9, and the outside of collar 10 is connected with ejector sleeve 11, and inner core 9 by spacing ejector sleeve 11, can not come off ejector sleeve 11 by convex shoulder two 9a on inner core 9.Ejector sleeve 11 can move along the axial reciprocating of inner core 9.
As shown in Figure 4, on collar 10, there is some be uniformly distributed and all to the intracardiac claw 10a stretching out in collar 10, claw 10a end has breach 10b.In claw 10a end, breach 10b is set, reduce the area of contact between claw 10a end and the pipe fitting of insertion, make the darker insertion pipe fitting sidewall in claw 10a end, thereby pipe fitting is more firmly stuck in this Quick Connect Kit, has improved this Quick Connect Kit stability in use.
Seal ring is mainly to seal between the pipe fitting inserting and urceolus 1, prevents that this Quick Connect Kit from water leakage phenomenon occurring in use.
As shown in Figure 1, the left sealing seat 5, seal ring 8, right sealing seat 6 and the flat seal ring 4 that from left to right set gradually.Wherein, inner core 9, left sealing seat 5, right sealing seat 6 and positioning part 2a are interlocked successively, and collar 10 is between inner core 9 and left sealing seat 5, and flat seal ring 4 is positioned at positioning part 2a inner side and is interlocked with right sealing seat 6.
As shown in Figure 3, left sealing seat 5 fastens and forms annular positioning groove 7 with right sealing seat 6, and seal ring 8 embeds and is positioned in annular positioning groove 7.The outer shape of seal ring 8 and annular groove 7 match, what make that seal ring 8 can be more stable is positioned at annular groove 7, and when pipe fitting inserts in the process of Quick Connect Kit, seal ring 8 is difficult for upset, improve the stability of seal ring 8 structures, increase the sealing between seal ring 8 and pipe fitting.And, the shape of seal ring 8 cross sections is roughly at right angles trapezoidal, hypotenuse is positioned at seal ring 8 inner sides, such structure, ensureing under the prerequisite that seal ring 8 can be not excessive to the resistance of pipe fitting, can increase the surface of contact area between pipe fitting and seal ring 8, thereby improve the sealing between seal ring 8 and pipe fitting.
As shown in Figure 1, the cross section of flat seal ring 4 is roughly at right angles trapezoidal.The inner side of positioning part 2a has convex shoulder 2c, and the right-hand member of flat seal ring 4 is resisted against on convex shoulder 2c.Flat seal ring 4 is arranged on the convex shoulder 2c place of positioning part 2a, makes the state of flat seal ring 4 more stable.
In order to improve the sealing in the time that pipe fitting sleeving is on supporting drum 2, the outer side wall of supporting drum 2 is provided with two annular groove 2b, is all embedded with a Sealing circularizing 3 in each annular groove 2b.In Fig. 1, the cross section of annular groove 2b is rectangular, and the cross section of Sealing 3 is at right angles trapezoidal, and the hypotenuse of Sealing 3 cross sections is positioned at the outside of Sealing 3.Sealing 3 cross section left positions are lower than the left end of annular groove 2b cross section, but Sealing 3 cross section right end position are higher than the left end of annular groove 2b cross section.Space between Sealing 3 cross section left ends and annular groove 2b is for holding the surplus of Sealing 3 cross section right-hand member distortion, and like this, after pipe fitting is enclosed within on supporting drum 2, Sealing 3 can seal preferably between pipe fitting and supporting drum 2.
For pipe fitting is more easily set on supporting drum 2, supporting drum 2 right-hand members have tapered guide portion 2e.
Positioning part 2a extends to flat seal ring 4 places, makes the length of positioning part 2a longer, thus make between supporting drum 2 and urceolus 1 be connected more firm.
Sealing 3 is positioned on supporting drum 2 outer side wall corresponding with the inner side of collar 10.That is to say, when pipe fitting inserts after this Quick Connect Kit, collar 10 is resisted against on pipe fitting and blocks pipe fitting, the madial wall at pipe fitting corresponding with collar 10 position is just positioned at two Sealing 3 places, therefore, the pipe fitting at collar 10 squeeze sealing member 3 places, the seal action that Sealing 3 is risen arranged at inner side of pipe fitting wall is more obvious, the sealing while improving the work of this Quick Connect Kit.
Inner core 9, left sealing seat 5, right sealing seat 6 and supporting drum 2 closely cooperate and form entirety, and urceolus 1 adopts plastics or nylon material to make and is coated on overall outside by molding and forming.Urceolus 1 molding and forming is in entirety outside, makes to be connected between urceolus 1 and entirety comparatively firm, improves the stability of this Quick Connect Kit structure.
Now the using process of this Quick Connect Kit is described below:
When use, pipe fitting is inserted to this Quick Connect Kit, pipe fitting is set in supporting drum 2 outsides.After sheathed completing, seal ring 8 and flat seal ring 4 are at its seal action of pipe fitting outside, and two Sealings 3 seal to the inner side of pipe fitting, and seal ring 8, flat seal ring 4 and Sealing 3 play multi-sealed to pipe fitting.In the time the pipe fitting that inserts this Quick Connect Kit need to being extracted, ejector sleeve 11 promotes toward collar 10 directions, and ejector sleeve 11 struts collar 10, and now, collar 10 no longer blocks pipe fitting, and operator can comparatively be easy to pipe fitting to extract.
As another kind of scheme, urceolus 1 adopts metallic material to make, and cylindrical shell two and cylindrical shell one that urceolus 1 comprises cylindrical shell one and is positioned at cylindrical shell one inner side are connected with cylindrical shell two screw threads, and inner core 9 is structure as a whole with cylindrical shell one, and positioning part 2a and cylindrical shell two are structure as a whole.Positioning part 2a and cylindrical shell two are made of one to formula structure, avoid in the time of positioning part 2a and cylindrical shell diad, the problem of poor sealing between the two, makes this Quick Connect Kit better tightness.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendments or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used the terms such as urceolus 1, supporting drum 2, positioning part 2a, annular groove 2b, convex shoulder 2c, connecting groove 2d, guide portion 2e, Sealing 3, flat seal ring 4, left sealing seat 5, right sealing seat 6, annular positioning groove 7, seal ring 8, inner core 9, collar 10, claw 10a, breach 10b, ejector sleeve 11 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (10)
1. a pipe fitting quick connecting device, comprise the urceolus (1) with connecting passage, in the connecting passage of described urceolus (1), be provided with seal ring (8) and clip assembly, described clip assembly is positioned at the outside of described seal ring (8), it is characterized in that, in described urceolus (1), be coaxially provided with supporting drum (2), the inner of described supporting drum (2) has lateral buckling outward and tubular positioning part (2a) and described positioning part (2a) and is structure as a whole with described supporting drum (2), between the madial wall of the outer side wall of described positioning part (2a) and described supporting drum (2), form the gap of inserting for pipe fitting, the outer side wall of described positioning part (2a) is connected mutually with the madial wall of described urceolus (1), the outer side wall of described supporting drum (2) is provided with annular groove (2b), the Sealing (3) that described annular groove (2b) is embedded with.
2. pipe fitting quick connecting device according to claim 1, it is characterized in that, in the cavity of described positioning part (2a), be provided with flat seal ring (4), the inner side of described positioning part (2a) is provided with convex shoulder (2c), and one end of described flat seal ring (4) is resisted against on described convex shoulder (2c).
3. pipe fitting quick connecting device according to claim 1 and 2, it is characterized in that, the outer side wall of described positioning part (2a) is equipped with some connecting grooves (2d), on the madial wall of described urceolus (1), have the convex body that is connected matching with described connecting groove (2d), described connection convex body is embedded in described connecting groove (2d).
4. pipe fitting quick connecting device according to claim 1 and 2, it is characterized in that, in the cavity of described urceolus (1), be provided with left sealing seat (5) and right sealing seat (6), described left sealing seat (5) fastens and forms annular positioning groove (7) with described right sealing seat (6), and described seal ring (8) is arranged in described annular positioning groove (7).
5. pipe fitting quick connecting device according to claim 4, it is characterized in that, the outer end of described urceolus (1) is positioned with inner core (9), the outer end of described left sealing seat (5) is resisted against on the inner of described inner core (9), and the inner of described right sealing seat (6) is resisted against on described flat seal ring (4).
6. pipe fitting quick connecting device according to claim 5, it is characterized in that, described clip assembly comprises the collar (10) being arranged on described inner core (9), and the outside of described collar (10) is connected with ejector sleeve (11) and described ejector sleeve (11) can move along the axial reciprocating of described inner core (9).
7. pipe fitting quick connecting device according to claim 6, it is characterized in that, on described collar (10), have to the claw (10a) stretching out in collar (10), described claw (10a) end has breach (10b).
8. pipe fitting quick connecting device according to claim 5, is characterized in that, described Sealing (3) is positioned on supporting drum (2) outer side wall corresponding with the inner side of described collar (10).
9. pipe fitting quick connecting device according to claim 5, it is characterized in that, described inner core (9), left sealing seat (5), right sealing seat (6) and supporting drum (2) closely cooperate and form entirety, described urceolus (1) adopts plastics or nylon material is made and by injection moulding integrated molding in above-mentioned overall outside.
10. pipe fitting quick connecting device according to claim 1 and 2, it is characterized in that, the quantity of the Sealing (3) that described annular groove (2b) is corresponding with it is 1-4 and the axial setting along described supporting drum (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431873.8A CN104154363B (en) | 2014-08-28 | 2014-08-28 | Pipe fitting quick connecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431873.8A CN104154363B (en) | 2014-08-28 | 2014-08-28 | Pipe fitting quick connecting device |
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| CN104154363A true CN104154363A (en) | 2014-11-19 |
| CN104154363B CN104154363B (en) | 2016-06-08 |
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| CN201410431873.8A Active CN104154363B (en) | 2014-08-28 | 2014-08-28 | Pipe fitting quick connecting device |
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| CN104913143A (en) * | 2015-05-15 | 2015-09-16 | 佛山市日丰企业有限公司 | Quick-coupling tube |
| CN104976466A (en) * | 2015-06-24 | 2015-10-14 | 严传 | Novel soft elastic water pipe connector |
| CN105221878A (en) * | 2015-09-06 | 2016-01-06 | 许道泽 | A kind of quick-connect machanism |
| CN105318127A (en) * | 2015-12-12 | 2016-02-10 | 玉环县豪立信铜业有限公司 | Rapid connection mechanism for pipes |
| US9574691B1 (en) * | 2016-05-04 | 2017-02-21 | Quick Fitting, Inc. | Hybrid push-to-connect fitting device, arrangement and method |
| CN106481891A (en) * | 2016-11-26 | 2017-03-08 | 浙江宏泰构件有限公司 | Seal ring assembly |
| US20170082231A1 (en) * | 2015-09-18 | 2017-03-23 | Quick Fitting, Inc. | Push-to-Connect Joint Assembly with Protective Shield Device and Method |
| US9671049B1 (en) | 2016-07-27 | 2017-06-06 | Quick Fitting, Inc. | Hybrid push-to-connect fitting device and assembly |
| CN107174168A (en) * | 2016-03-09 | 2017-09-19 | 泰贺斯聚合物股份有限公司 | The attachment structure of hose for electric vacuum cleaner |
| US9857006B2 (en) | 2016-03-31 | 2018-01-02 | Quick Fitting, Inc. | Retaining ring for pipe joint devices |
| CN108539319A (en) * | 2018-03-15 | 2018-09-14 | 华霆（合肥）动力技术有限公司 | Flat tube connector and heat control device |
| CN108626504A (en) * | 2018-06-22 | 2018-10-09 | 玉环凯米暖通科技有限公司 | A kind of quick connector |
| EP3491280A4 (en) * | 2016-07-31 | 2019-06-05 | 9352-4585 Québec Inc. | Plumbing fittings |
| WO2019149014A1 (en) * | 2018-02-01 | 2019-08-08 | 日丰企业（佛山）有限公司 | Pipe fitting joint assembly |
| US10400929B2 (en) | 2017-09-27 | 2019-09-03 | Quick Fitting, Inc. | Fitting device, arrangement and method |
| CN110566733A (en) * | 2019-09-30 | 2019-12-13 | 浙江天庆管业有限公司 | Reverse triangle double-ring clamping pipe fitting connecting structure |
| US10969047B1 (en) | 2020-01-29 | 2021-04-06 | Quick Fitting Holding Company, Llc | Electrical conduit fitting and assembly |
| US11035510B1 (en) | 2020-01-31 | 2021-06-15 | Quick Fitting Holding Company, Llc | Electrical conduit fitting and assembly |
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| US9879810B2 (en) * | 2015-09-18 | 2018-01-30 | Quick Fitting, Inc. | Push-to-connect joint assembly with protective shield device and method |
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| CN105318127B (en) * | 2015-12-12 | 2017-09-19 | 玉环县豪立信铜业有限公司 | A kind of quick-connect machanism of pipe |
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| CN106481891B (en) * | 2016-11-26 | 2018-06-01 | 浙江宏泰构件有限公司 | Seal ring assembly |
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| WO2019149014A1 (en) * | 2018-02-01 | 2019-08-08 | 日丰企业（佛山）有限公司 | Pipe fitting joint assembly |
| AU2018406678B2 (en) * | 2018-02-01 | 2021-07-22 | Rifeng Enterprise (Foshan) Co., Ltd. | Pipe fitting joint assembly |
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| CN108539319A (en) * | 2018-03-15 | 2018-09-14 | 华霆（合肥）动力技术有限公司 | Flat tube connector and heat control device |
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