CN104006248A - Direct-insertion slipknot fast-installed pipe - Google Patents

Direct-insertion slipknot fast-installed pipe Download PDF

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Publication number
CN104006248A
CN104006248A CN201410224123.3A CN201410224123A CN104006248A CN 104006248 A CN104006248 A CN 104006248A CN 201410224123 A CN201410224123 A CN 201410224123A CN 104006248 A CN104006248 A CN 104006248A
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China
Prior art keywords
sleeve
spacing
pipe
tubing
ring
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CN201410224123.3A
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Chinese (zh)
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CN104006248B (en
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刘军
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/08Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/12Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
    • F16L37/123Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members using a retaining member in the form of a wedge
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/08Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/084Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
    • F16L37/091Couplings 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

Abstract

The invention discloses a direct-insertion slipknot fast-installed pipe. The direct-insertion slipknot fast-installed pipe comprises a belt seal ring, a gasket, a pipe body joint of a stainless clamping ring, a limiting power-assisted sleeve, an unlocking pipe sleeve and a limiting guide sleeve cap; the inner sides of the two end ports of the pipe body joint are provided with internal threads, the outer sides of the two end ports of the pipe body joint are provided with limiting grooves, and the inner side wall of the middle section of a pipe body is not provided with an annular protruding limiting step groove; the front end of the limiting power-assisted sleeve is provided with external threads, and the rear end of the limiting power-assisted sleeve is provided with a regular prism sleeve ring; the unlocking pipe sleeve and a multi-bevel-tooth clamping ring are combined into a whole through a conical ring; the limiting guide sleeve cap is provided with an inner regular-prism sleeve port, an inner conical-surface sleeve ring and a locating clamping ring; the unlocking pipe sleeve is clamped in the limiting power-assisted sleeve connected into the end portion of the pipe body joint, and the locating clamping ring at the front end port of the limiting guide sleeve cap and the locating groove in the outer side of the end port of the pipe body joint are sleeved and clamped in a matched mode to constitute the whole pipe. The direct-insertion slipknot fast-installed pipe has the advantages of integrating connection and maintenance, being capable of serving as a slipknot, rapid to install, convenient to assemble and disassemble and capable of being repeatedly used, and improving practicality.

Description

A kind of direct insertion slip-knot Fast-mounting tube fitting
Technical field
The present invention relates to pipe joint, particularly a kind of direct insertion slip-knot Fast-mounting tube fitting.
Background technique
Existing direct insertion pipe fitting, directly inserts tubing 5 body 6, and inserts all right while installation as shown in Figure 9.The performances such as its installation is reliable, quick, foolproof installation are all better than legacy card shell type connection pipe fitting in every respect, are widely used gradually all over the world.
Existing direct insertion pipe fitting, as shown in Fig. 9,10,11 and 12, comprise integrated body 6, be arranged on the spacing ladder annular groove 61 of projection of body 6 stage casing madial walls, the parent socket port of getting pipe ring circle 8 or getting pipe box cylinder 51 and socket-connect with it of body 6 two-port, it has some limitations in actual applications:
1, as shown in Fig. 9,10, after direct insertion pipe fitting is connected with tubing 5, occur using length to have mistake, need to dismantle time, need first to compress in port and move back after pipeloop overhead snap ring with assistant tools such as hand or plastic card kings 7, the tubing 5 of pulling back again, compress port by the dynamics of finger, because unbalance stress can cause the latch off normal of snap ring, very easily cause tubing 5 to dismantle, not only effort, and tubing 5 is easily scratched by the latch of snap ring.If service time is excessively of a specified duration, the latch of snap ring is subject to hydraulic pressure and to be bumped into tubing 5 too dark, and the dynamics that only depends on finger is tubing 5 cannot be dismantled smoothly.Again as shown in figure 11, what another integrated auxiliary ring gets pipe ring circle 8, though economized the assistant tool of getting pipe, can practical effect is the same, tubing 5 is equally easily scratched, and not only wastes tubing 5, and work when waste.
2, the snap ring of direct insertion pipe fitting, because of the enough elastic force of need and toughness, mostly be the metal material such as stainless steel or copper, when connection because of with the assistant tool such as hand or plastic card king extruding pipe port, can not be comprehensive stressed even, generally do not go extruding, so the tubing of plastics is to insert by force body substantially, be easy to be scratched by the latch of snap ring, cause and drip, leak.Being repeatedly used of body and tubing, scratches and leaks just even more seriously, causes unnecessary loss, strengthens cost.
3, the current maximum of the bore of direct insertion pipe fitting is only accomplished ф 32, large because bore does, and tubing is because the elastic force of the snap ring mutual resistance after increasing and increasing cannot insert smoothly, and inserting by force more can scratch tubing, causes and drips, leaks.And assembling and when dismounting, people's palm and strength size are limited, stressed cannot uniformity, also without suitable dress, dismantle assistant tool, tubing cannot be disassembled, pipe fitting does not quite, can not meet the demand in market.
4, existing direct insertion pipe fitting, as shown in Figure 9, all direct insertion pipe fittings are all provided with protruding spacing ladder annular groove 61 at body 6 stage casing madial walls at present, limit because being subject to self to arrange or for preventing that tubing 5 from inserting body 6 and too much affecting it and connect effect and establish, thereby be subject to the restriction of protruding spacing ladder annular groove 61, direct insertion pipe fitting can only play the effect that connects tubing 5, cannot accomplish tubing 5 entirety to connect, can not do slip-knot and use, be not easy to maintenance operation.Compared with hot melt pipe fitting, there is no many advantages, its economy and practicability are also therefore limited, so sales volume and market are all little.
5, existing direct insertion pipe fitting, as shown in Figure 10, Figure 11, suppose that body 6 stage casing madial walls do not arrange the spacing ladder annular groove 61 of projection in Fig. 9, but all must need the pipe box cylinder 8 of getting at two the each overhead body of hand 6 two ends snap ring is opened and can not loose one's grip, thereby want another staff to take tubing 5 to remove to run through body 6, body 6 is more all the more so, perhaps must add staff.Loose one's grip in any one end of body 6, because card loopback card tubing 5 all can make tubing 5 be scratched in the time running through pipe fitting.Even if so body 6 can connect, be also not suitable for doing slip-knot and use, be not easy to maintenance operation, not only time-consuming, also waste of manpower of effort, is badly in need of having improved necessity.
6, existing direct insertion pipe fitting jointing pipe material, without hot melt, viscose glue, does not need this characteristic of implement instrument yet, accounts for certain advantage in high-altitude assembling and field-strip.But get pipe ring circle because of what assembling and dismounting all needed to go to overhead body two ends with very large hand-power, a lot of next people of situation cannot operate.Therefore be subject to the restriction in high-altitude or space and the restriction self arranging, fulfil assignment also inconvenient, quick, so applicability neither be very large.
7, existing direct insertion pipe fitting cannot connect and state's dimensioning tubing devious, so can only connect ф 25 tubing such as ф 25 pipe fittings are subject to the restriction of self standard bore, tubing bigger than normal cannot insert connection, tubing less than normal connects rear because only having the single locking and positioning of snap ring, tubing can comprehensively rock, and causes and drips, leaks.All have certain difference and the bore of tubing in all parts of the country is most with state's dimensioning is large and small, so can not meet most clients' demand, therefore its economy and practicability are also limited to, thereby do not have commercioganic competitive ability.
8, patent ZL 2012204065707 " a kind of direct insertion slip-knot Fast-mounting tube fitting ", as shown in Figure 12, in its pipe fitting, arrange be integrated with outside thread get pipe box cylinder 51, although can lead and locate the degree of opening that promotes snap ring by rotation, but the way of propelling of screw thread rotation, can make the promotion cone-tip surface 52 of getting pipe box cylinder 51 front ends easily be scraped breach by the latch of snap ring, breach is once snap in the latch of snap ring, easily cause both dual damages, cause pipe fitting to use, thereby also have much room for improvement.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, can be combined to integral type, can do slip-knot and provide, strengthen pipe fitting practicability, and install soon, easily detachable direct insertion slip-knot Fast-mounting tube fitting, be also a kind of direct insertion slip-knot Fast-mounting tube fitting connecting with maintenance that integrates.
The technological scheme that realizes the object of the invention is:
A kind of direct insertion slip-knot Fast-mounting tube fitting, comprises the pipe joint with seal ring, packing ring and Stainless Steel Retainer Ring, spacing power-assist sleeve, gets lock tube sleeve, the spacing cap bag of leading; Spacing power-assist sleeve mates equipped with pipe joint, get lock tube sleeve and be connected in spacing power-assist sleeve, and the spacing cap bag of leading mates socket with pipe joint.
The two-port inner side of described pipe joint is provided with internal thread, and port outside is provided with positioning groove, and body stage casing madial wall does not arrange protruding spacing ladder annular groove.
The front end of described spacing power-assist sleeve is provided with outside thread and mates equippedly with the internal thread of pipe joint two-port, and the rear end of spacing power-assist sleeve is provided with regular prism lasso.
The described lock tube sleeve of getting is combined as a whole by taper ring and many cone tooth collars, to get lock tube sleeve snaps in spacing power-assist sleeve, promote to do corresponding spacing forward and backward operation with the screw thread rotation forward and back of spacing power-assist sleeve, the Stainless Steel Retainer Ring of the taper ring of front end in can overhead pipe joint controlled the degree of opening of snap ring, reaches the object of getting pipe and lock tube.
Described spacing inner side front end of leading cap bag is provided with location collar, and it mates and be used in combination with the positioning groove in pipe joint port outside, forms one and cooperatively interacts and the combined pipe fitting body of setting movement; The regular prism lasso socket that spacing stage casing, inner side of leading cap bag is regular prism running-on and spacing power-assist sleeve; Spacing rear end of leading cap bag is provided with inner conical surface lasso and coordinates with many cones tooth collar of getting lock tube sleeve rear end; Rotary stopper is led cap bag and drives the screw thread rotation of spacing power-assist sleeve, promote to get lock tube sleeve do before and after running, many cones tooth collar is done to corresponding synchronous degree of tightness effect simultaneously, reach and get pipe and lock tube function.The spacing cap bag of leading connects multiple pipe fitting assembly parties to be combined into one, and plays a part to locate simultaneously and leads and synchronous degree of tightness.
The present invention compared with prior art, different: the madial wall in body stage casing is not established protruding spacing ladder annular groove, facilitates tubing to run through body, is convenient to assembling, dismounting and maintenance; Get many cones tooth collar that lock tube sleeve rear end arranges, increased the technical functionality of orientation assemble tubing and two-phase locking tubing newly; Pipe joint, spacing power-assist sleeve, get lock tube sleeve, spacingly lead being used in combination of cap bag, not only laborsaving and convenient, and use and lead rotation and screw thread rotation combination, active force evenly also can be followed one's bent and promote to get lock tube sleeve, make to locate snap ring and reach required degree of opening, and can also remain unchanged unclamping degree of opening after hand, not only realize the technical purpose of two loose double cards, the plugging operations that can also replace Hough to connect maintenance broken pipes is connected maintenance operation with fixing kink.These functions are all that existing direct insertion pipe fitting is not available, this characteristic that Combination Design of uniqueness of the present invention has just.
The present invention's advantage is compared with prior art:
1, pipe fitting of the present invention, in the time of installation and removal, only need turn the spacing cap bag of leading, just tubing easily can be inserted or extract pipe fitting.The mutual conversion that rotation and screw thread rotation are led in utilization promotes the advance and retreat of getting lock tube sleeve, control snap ring and bore tooth collar more and loosen, tighten tubing, active force is even and location is convenient, can effectively advance Stainless Steel Retainer Ring reach required maximum opening width and locate constant and can unclamp hand, make tubing not contact the latch of Stainless Steel Retainer Ring into and out of pipe fitting, reduce and avoided scratching of tubing, really having accomplished laborsaving and quick.
2, the seal ring of pipe fitting of the present invention adopts "O"-ring or other pair of pilot seal circle, and because body stage casing madial wall is not established protruding spacing ladder annular groove, pipe fitting can do slip-knot and use, for convenience detach and maintenance operation.Solve former pipe fitting and be only suitable for and connect tubing, can not be used as slip-knot and apply to the narrow limitation of keeping in repair.As for tee pipe fitting, tubing can run through body, when maintenance, without straight-through slip-knot pipe fitting assembly, just can carry out separately maintenance operation.Not only increase multifunctionality and the practicability of pipe fitting, and reduced the loss of pipe fitting and tubing and unnecessary waste, economical and practical.
3, the bore of pipe fitting of the present invention can according to demand pipe fitting be accomplished larger, because of rotation promote laborsaving, can active force locate equably snap ring degree of opening and loose one's grip after keep the constant characteristic of sizing, pipe fitting can be accomplished larger.Because the present invention can lead cap bag by the external force such as hand-power or spanner rotary stopper, rotating force is converted into Driving force through screw thread rotation to be acted on snap ring equably, thereby overcome the pressure of large size snap ring, solved because of the excessive narrow limitation that tubing cannot be inserted to pipe fitting of bore.On market nowadays, under large size connection pipe fitting and maintenance pipe fitting form in short supply, large size pipe fitting of the present invention integrates the monopolizing characteristic that connects maintenance, more can meet market required, economical and practical, meets consumers in general's needs.
4, pipe fitting of the present invention has solved tubing and has been bumped into the too dark situation of tubing because the excessive or permanent pressurized of pressure easily causes snap ring tooth, and when having used two loose double card, pine, lock tube technology can realize double card component, and minimizing snap ring tooth is bumped into the degree of depth of tubing.Because of laborsaving, active force is even and locate characteristic easily, can easily tubing be disassembled and not hinder tubing, has avoided the dual waste of pipe fitting and tubing again.And other existing pipe fitting is difficult to maybe to unload tubing in the case, also can scratch tubing even if unload down.
5, pipe fitting of the present invention is in the time connecting with state's dimensioning tubing devious, determine the multifrequency nature such as card, two loose double cards because of self, can be by 0.8 millimeter bigger than normal bore in pipe fitting, use the locating features of snap ring and the two loose double cards of many cone tooth collars, make tubing bigger than normal or less than normal be connected more firmly and at all and not rock with pipe fitting, greatly increased the demand property in market.
6, pipe fitting of the present invention in building site, the place such as gardens and mine, when water is because of installation and removal temporarily, do not hinder tubing, laborsaving, save time, convenient quick again, and pipe fitting and tubing all can be repeatedly used, so can effectively reduce dual loss and the waste of pipe fitting and tubing, not only reduce cost but also increased its practicability.Compare with the direct insertion Fast-mounting tube fitting that cannot dismantle or scratch tubing with numerous disposable pipe fittings, pipe fitting of the present invention is than its more economical practicality, environmental protection and material benefit.
7, pipe fitting of the present invention is in high-altitude or limited by limited space in the situation that when operation, because installing, dismantle and keep in repair without remove to promote to get lock tube sleeve by hand immediate roof, rotarily drive screw thread rotation and be converted into Driving force and remove to promote to get lock tube sleeve but use, turn the spacing cap bag of leading so only need rotate, can dynamics locate at any time equably the maximum open degree of snap ring and can after loosing one's grip, remain unchanged, so just can be easily, fulfil assignment efficiently.In the time of the bigbore pipe fitting of operation and tubing, also easier than other pipe fitting, keep in repair more convenient.
8, the plugging operations that pipe fitting of the present invention can replace Hough to connect maintenance broken pipes is connected maintenance operation with fixing kink, because tubing can run through body and random pine card tubing, and the degree of opening of the location snap ring of loosing one's grip, tubing and pipe fitting sleeving of the present invention use, and also can do series winding socket with two identical pipe fittings and be used in combination.Two kinds of methods can be made the fixed maintenance operation of orientation, location.Solved the narrow limitation that non-Hough connects maintenance, and maintenance operation than Hough connect maintenance more convenient practicality, its multi-functional characteristic is more competitive in market.
Brief description of the drawings
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of direct insertion slip-knot Fast-mounting tube fitting described in the embodiment of the present invention;
Fig. 2 is sectional view and the left view of spacing power-assist sleeve in Fig. 1 of the present invention;
Fig. 3 is sectional view and the left view of getting lock tube sleeve in Fig. 1 of the present invention;
Fig. 4 is spacing sectional view and left view of leading cap bag in Fig. 1 of the present invention;
Fig. 5 is the cross sectional representation of the direct insertion slip-knot Fast-mounting tube fitting of the present invention;
Fig. 6 is the cross sectional representation after the direct insertion slip-knot Fast-mounting tube fitting of the present invention is run through by tubing;
Fig. 7 is that the direct insertion slip-knot Fast-mounting tube fitting of the present invention is connected and fixed the cross sectional representation after tubing;
Fig. 8 is that the direct insertion slip-knot Fast-mounting tube fitting of the present invention is socketed the cross sectional representation being fixedly connected after tubing;
Fig. 9 is the cross sectional representation after the direct insertion pipe fitting of the first prior art is connected with tubing;
Figure 10 is the cross sectional representation after the direct insertion pipe fitting of the first prior art and tubing run through;
Figure 11 is the cross sectional representation after the direct insertion pipe fitting of the second prior art and tubing run through;
Figure 12 is the structural representation of the direct insertion slip-knot Fast-mounting tube fitting of patent ZL 2012204065707.
In figure, 1. the spacing power-assist sleeve 3. of pipe joint 2. gets that lock tube sleeve 4. is spacing leads cap bag 5. tubing 6. body 7. plastic card kings 8. and get pipe ring circle 11. seal ring 12. packing ring 13. Stainless Steel Retainer Ring 14. positioning groove 15. internal thread 21. outside thread 22. regular prism lasso 31. taper rings more than 32. cone tooth collars 41. and locate collar 42. regular prism running-on 43. inner conical surface lassos 51. and get the spacing ladder annular groove of pipe box cylinder 52. cone-tip surface 61..
Embodiment
Below in conjunction with drawings and Examples, content of the present invention is further described, but is not limitation of the invention.
Embodiment
With reference to Fig. 1,2,3,4, a kind of direct insertion slip-knot Fast-mounting tube fitting, comprises the pipe joint 1 with seal ring 11, packing ring 12 and Stainless Steel Retainer Ring 13, spacing power-assist sleeve 2, gets lock tube sleeve 3, the spacing cap bag 4 of leading; Spacing power-assist sleeve 2 mates equipped with pipe joint 1, get lock tube sleeve 3 and be connected in spacing power-assist sleeve 2, and the spacing cap bag 4 of leading mates socket with pipe joint 1.
The two-port inner side of pipe joint 1 is provided with internal thread 15, and port outside is provided with positioning groove 14, and body stage casing madial wall does not arrange protruding spacing ladder annular groove 61.
The front end of spacing power-assist sleeve 2 is provided with outside thread 21 and mates equippedly with the internal thread 15 of pipe joint 1 two-port, and the rear end of spacing power-assist sleeve 2 is provided with regular prism lasso 22.
Getting lock tube sleeve 3 is combined as a whole by taper ring 31 and many cone tooth collars 32, to get lock tube sleeve 3 snaps in spacing power-assist sleeve 2, promote to do corresponding spacing forward and backward operation with the screw thread rotation forward and back of spacing power-assist sleeve 2, the Stainless Steel Retainer Ring 13 of the taper ring 31 of front end in can overhead pipe joint 1 controlled the degree of opening of snap ring, reaches the object of getting pipe and lock tube.
Spacing front port of leading cap bag 4 is provided with location collar 41, and it mates and be used in combination with the positioning groove 14 of pipe joint 1 outside port, forms one and cooperatively interacts and the combined pipe fitting body of setting movement; Spacing stage casing, inner side of leading cap bag 4 is that regular prism running-on 42 is socketed with the regular prism lasso 22 of spacing power-assist sleeve 2; Spacing rear end of leading cap bag 4 is provided with inner conical surface lasso 43 and coordinates with many cones tooth collar 32 of getting lock tube sleeve 3 rear ends; Rotary stopper is led cap bag 4 and drives the screw thread rotation of spacing power-assist sleeve 2, promote to get lock tube sleeve 3 do before and after running, many cones tooth collar 32 is done to corresponding synchronous degree of tightness effect simultaneously, reach and get pipe and lock tube function.The spacing cap bag 4 of leading connects multiple pipe fitting assembly parties to be combined into one, and plays a part to locate simultaneously and leads and synchronous degree of tightness.
With reference to Fig. 5, when equipped, can first snap in spacing power-assist sleeve 2 getting lock tube sleeve 3 covers, again spacing power-assist sleeve 2 is rotated to certain position in screw thread access pipe joint 1 port, the spacing regular prism running-on in cap bag 4 stage casings 42 of leading be socketed mutually with the regular prism lasso 22 of spacing power-assist sleeve 2 rear ends, and spacing location collar 41 of leading cap bag 4 front ports mates to overlap to block with the positioning groove 14 outside pipe joint 1 port and is just combined into direct insertion slip-knot Fast-mounting tube fitting entirety of the present invention.
While using pipe fitting of the present invention, be directed, location fixed end connecting with maintenance tubing 5 one end, and the other end is spacing, when limit for length's tubing, the spacing cap bag 4 of leading that rotates direct insertion slip-knot Fast-mounting tube fitting two ends is led and is got lock tube sleeve 3 and promote the Stainless Steel Retainer Ring 13 in pipe joint 1, makes Stainless Steel Retainer Ring 13 and the many cone tooth collars 32 location snap ring degree of opening of all can loosing one's grip in the time of maximum opening state constant.As shown in Figure 6 any one end tubing 5 is run through to direct insertion slip-knot Fast-mounting tube fitting, the other end tubing 5 subtend location counterparts, the direct insertion slip-knot Fast-mounting tube fitting socket the other end tubing 5 of then pulling back as shown in Figure 7, makes two tubing 5 docking ports stage casings in pipe fitting.The direct insertion slip-knot Fast-mounting tube fitting of despining two ends spacing led cap bag 4 and led and get lock tube sleeve 3 and recess the Stainless Steel Retainer Ring 13 in pipe joint 1, promote to get many cones tooth collar 32 and spacing inner conical surface lasso 43 fit kayser tubing 5 of leading cap bag 4 rear inside of lock tube sleeve 3 rear ends simultaneously, with 5 synchronous effects of Stainless Steel Retainer Ring 13 resilience kayser tubing, thereby complete the operation that double card connects tubing or maintenance.
Be connected maintenance operation in the plugging operations that replaces Hough to connect maintenance broken pipes with fixing kink, as long in broken pipes, broken pipes is amputated, available two identical direct insertion slip-knot Fast-mounting tube fittings and one section of fixed tubing of amount, example as shown in Fig. 6 and Fig. 7, just according to this connection method do that series winding socket is used in combination can.As broken pipes is no more than the length of direct insertion slip-knot Fast-mounting tube fitting, amputate long broken pipes corresponding to direct insertion slip-knot Fast-mounting tube fitting, use direct insertion slip-knot Fast-mounting tube fitting and the combination of the socket with this pipe fitting function socket to use; First by direct insertion slip-knot Fast-mounting tube fitting, run through in one end tubing as shown in Figure 6, and another is connected with the other end tubing with this pipe fitting function and the consistent socket of length, as shown in Figure 8, the direct insertion slip-knot Fast-mounting tube fitting socket of pulling back is combined, and has just fast completed easily maintenance operation; This is also that all connection pipe fittings do not possess, and unique function and characteristic that the direct insertion slip-knot Fast-mounting tube fitting of the present invention has self.
The direct insertion slip-knot Fast-mounting tube fitting of the present embodiment, for straight-through, also can be the links such as elbow, threeway or four-way, and the pipe fitting joint utensil that also various gate valve capable of being combined, water tap, water meter etc. are connected with tubing is used in combination, and applicability is extensive.

Claims (5)

1. a direct insertion slip-knot Fast-mounting tube fitting, is characterized in that: comprise the pipe joint with seal ring, packing ring and Stainless Steel Retainer Ring, spacing power-assist sleeve, get lock tube sleeve, the spacing cap bag of leading; Spacing power-assist sleeve mates equipped with pipe joint, get lock tube sleeve and be connected in spacing power-assist sleeve, and the spacing cap bag of leading mates socket with pipe joint.
2. direct insertion slip-knot Fast-mounting tube fitting according to claim 1, is characterized in that: the two-port inner side of described pipe joint is provided with internal thread, and port outside is provided with positioning groove.
3. direct insertion slip-knot Fast-mounting tube fitting according to claim 1, is characterized in that: the front end of described spacing power-assist sleeve is provided with outside thread and mates equippedly with the internal thread of pipe joint two-port, and the rear end of spacing power-assist sleeve is provided with regular prism lasso.
4. direct insertion slip-knot Fast-mounting tube fitting according to claim 1, is characterized in that: described in get lock tube sleeve and be combined as a whole by taper ring and many cone tooth collars, cutting ferrule enters in spacing power-assist sleeve and is used in combination with it.
5. direct insertion slip-knot Fast-mounting tube fitting according to claim 1, it is characterized in that: the location collar that described spacing inner side front end of leading cap bag is provided with, location collar mates equipped with the positioning groove in pipe joint port outside, it is equipped that spacing stage casing, inner side of leading cap bag is that regular prism running-on mates with the regular prism lasso of spacing power-assist sleeve, and spacing rear end of leading cap bag is provided with inner conical surface lasso and mates with many cones tooth collar of getting lock tube sleeve rear end and be equipped with.
CN201410224123.3A 2014-05-26 2014-05-26 A kind of direct insertion slip-knot Fast-mounting tube fitting Active CN104006248B (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN104500894A (en) * 2014-12-01 2015-04-08 林新德 Quick connector
CN104948798A (en) * 2015-06-25 2015-09-30 何祺晃 Faucet
CN104948799A (en) * 2015-06-25 2015-09-30 何祺晃 Movable connector of edible grade hose inside water outlet pipe of faucet

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CN201129576Y (en) * 2007-12-10 2008-10-08 廖翠燕 Fast joint
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Publication number Priority date Publication date Assignee Title
JP2001159486A (en) * 1997-04-12 2001-06-12 Bridgestone Corp Socket structure of pipe joint
KR20050121703A (en) * 2003-03-28 2005-12-27 베오 하이드라우릭 아베 Quick joint coupling for lines comprising locking means rotatably arranged in relation to the female part
CN201129576Y (en) * 2007-12-10 2008-10-08 廖翠燕 Fast joint
CN201237049Y (en) * 2008-07-10 2009-05-13 龚岳强 Connector of pipe
CN201507748U (en) * 2009-09-23 2010-06-16 宁海县紫南对外贸易有限公司 Fast joint
CN203907086U (en) * 2014-05-26 2014-10-29 刘军 Straight-plugging type movable-joint quick-mounting pipe fitting

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104500894A (en) * 2014-12-01 2015-04-08 林新德 Quick connector
CN104500894B (en) * 2014-12-01 2017-07-14 林新德 A kind of snap joint
CN104948798A (en) * 2015-06-25 2015-09-30 何祺晃 Faucet
CN104948799A (en) * 2015-06-25 2015-09-30 何祺晃 Movable connector of edible grade hose inside water outlet pipe of faucet

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