CN201851813U

CN201851813U - Round pipe connector

Info

Publication number: CN201851813U
Application number: CN2010205902131U
Authority: CN
Inventors: 翟秋朗; 翟伟军
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-29
Filing date: 2010-10-29
Publication date: 2011-06-01
Anticipated expiration: 2020-10-29

Abstract

The utility model discloses a round pipe connector, which comprises a connector body, a clamp spring support, a sealing ring, a clamp spring, a clamp spring brace and a press sleeve. The connector body is provided with a connector, and a round pipe can be inserted into the connector. The round pipe connector is characterized in that a first step and a second step are axially arranged in the connector from inside to outside, the first step is used for limiting inserting depth of the round pipe, and the clamp spring support, the sealing ring, the clamp spring, the clamp spring brace and the press sleeve are successively arranged on the second step. A connector of a round pipe connector in the similar prior art is changed into two levels from three levels, pipe expansion process of the connector is simplified, accordingly the outer diameter of the connector is reduced, and accordingly the round pipe is favorable for occupying less space when in hidden laying of pipelines, and achieves the purpose of being more attractive, saving materials and increasing work efficiency.

Description

The pipe connector

Technical field

The utility model relates to the connection pipe fitting of piping erection in the supply that can be used for liquid and gas and the releasing system,, relate in particular to a kind of pipe connector.

Background technique

Pipeline and installation interconnection technique thereof are extensive use of in daily life, as the service system that gives discharge pipe system, combustion vapour of tap water etc., the pipeline connection fittings are along with the continual renovation and the utilization of pipeline material constantly obtain innovation and perfect, and traditional galvanizing pipe, plastic-aluminum pipe and plastic water supply pipe are eliminated not as desirable gradually because of its environmental protection, health.In recent years, along with the universal use of stainless guiding principle and copper pipe (to serve as many abroad), be born and many pipeline connection technologies and products thereof occurred, as clamp-press type and plug-in type pipe fitting.

Chinese patent ZL00255292.2 discloses a kind of inserting type pipe joint of quick release pipe, in the jack of joint body, be disposed with seal ring, awl seat, profile of tooth snap ring and top cover, hold-down ring or clamping cap are connected with the port of joint body with screw thread, the external diameter of awl seat and hold-down ring or clamping cap is also inequality, and the port from the inwall of joint body to joint has above two tangible steps.Such structure also makes the external diameter of whole pipe joint increase except machining screw has increased the trouble of manufacturing.

Chinese patent ZL 200720040713.6 discloses a kind of inserting type self-sealing tube joint, on the step of pipe joint inwall, place seal ring, setting sleeve is pressed on the seal ring, and internal tooth clamp ring then, pipe box, plug sleeve are placed successively, and wherein plug sleeve is against on the outer step of pipe box.From said structure, find out, because plug sleeve is against on the outer step of pipe box rather than is pressed in the internal tooth clamp ring, when tearing pipe open, the outer rim neither one reaction of internal tooth clamp ring is being defeated it, be likely profile in resiliently deformable in turning over rather than designing, cause that to tear the pipe effect open not ideal enough, in addition, after pipe Inserted goes into pipe joint, can not have compactedly then to move, so this structure exists tangible leak and incorrect part because of the internal tooth clamp ring yet.

Chinese patent application 200810133606.7 discloses a kind of fluid pipe connection apparatus and the supporting piping tool of tearing open thereof, inwall at the pipe joint port has three tangible steps from inside to outside, first step is the spacing of pipe insertion depth, second step is that seal ring is placed part, the 3rd step is first to push away ring gear by the plug sleeve handle, after being assembled together, internal tooth snap ring and support circle be placed on again on the end face of third level step, fixed by rivet clasp in its tube wall again, wherein the external diameter of plug sleeve compared with the external diameter of internal tooth snap ring and support circle big the thickness of its tube wall, the support circle is supported by third level step with plug sleeve, this structure is removed has increased the one-level step, cause outside the increase of pipe joint expansion tube process, plug sleeve increases an outer wall internal tooth snap ring and support circle parcel be there is no great necessity, the external diameter of pipe joint is increased, brought the shortcoming that takes up room.

Above-mentioned prior art exists following shortcoming: (1) interface generally all has two tangible steps of surpassing from inwall to the port outer rim, this has increased work undoubtedly for producing connection pipe fitting with thin-wall stainless steel, thereupon cause the connector external diameter to increase, not attractive in appearance, not convenient when hiding operation when the bright dress of pipe laying is exposed.(2) mode with the gland that is threaded is not suitable for selecting for use of the made interface of thin-wall stainless steel, seals with respect to interior riveting to be complexity, and cost is higher.(3) some composition and unreasonable structure and arrangement directly do not compress jump ring as the gland inner port but are against in the jump ring support, can outwards move after causing pipe Inserted to go into.

Summary of the invention

At the shortcoming of prior art, the purpose of this utility model is to provide a kind of pipe connector, and it makes interface have only two obvious steps from inside to outside, thereby the external diameter of interface is obviously reduced.

To achieve these goals, the technical solution of the utility model is: a kind of pipe connector, comprise connector body, jump ring supporting mass, seal ring, jump ring, jump ring support and gland, connector body is provided with the interface that inserts for pipe, is provided with the second step that is used to limit the first step of pipe insertion depth and is used for settling successively jump ring supporting mass, seal ring, jump ring, jump ring support, gland in described interface vertically from inside to outside.Identical and the mutual butt of the external diameter of jump ring supporting mass, jump ring, gland, seal ring is set in the inwall and the outer wall of jump ring supporting mass, jump ring support outside jump ring, be set in the inwall of gland.

The main bodys that comprise pipe joints such as bend at straight-through, angle, threeway, four-way, specific use that connector body is formed through expand tube, punching press, casting, extruding by stainless steel, copper, iron, plastic or other material, interface wherein is a tubular body that has the obvious step of secondary before riveting is sealed in not, tube wall inside riveted in outer end becomes circular-arc through interior riveting processing back, described jump ring supporting mass, seal ring, jump ring, jump ring is supportted and gland is encapsulated between the port of the end face of second step and interface by the gland external port of riveting tightly.Interface adopts expansion tube method to add man-hour, and can only process the one-level step is second step, first step with a bit of garden pipe to closely cooperate or welding or method bonding or that other are fastening engage and form (as embodiment nine).

The jump ring supporting mass can be an integrative-structure, be inner end such as tubular shape, the endoporus of outer end is the tubular body of outer imperial palace roundlet taper, the end face butt of this inner end and second step, outer end and jump ring butt, the height of pipe pin is more than or equal to the seal ring diameter of section, the tapering that the tapering of endoporus is not strutted less than jump ring, seal ring be mounted with following three kinds of forms: (1) settles an inner seal ring at the inwall of jump ring supporting mass pipe pin, a groove is set on its outer wall settles an exterior seal ring to make the inner wall sealing (as embodiment one) of itself and interface second step; (2) the suitable axial dimension that increases the jump ring supporting mass on the basis of form (1), the hole can be played inserting the effect (as embodiment two) of pipe and sealing joint degree multiplication or/and increase the number of one or more groove and corresponding inside and outside seal ring on the outer wall within it; (3) one or above groove are set and settle the inner seal ring of corresponding number at the inwall of jump ring supporting mass, the inwall of the outer wall of jump ring supporting mass and interface second step is to closely cooperate or welding or bonding other sealing means that waits seal (as embodiment three).All inside and outside seal rings can breathing freely in the groove of jump ring supporting mass, the detachable replacing of inner seal ring.

The jump ring supporting mass also can be decomposed into clip spring seat supporting and clip spring seat.The clip spring seat supporting can be again discoid, the pipe shape, the structural type of circle meson shape or special seal circle, it is supporting clip spring seat, make seal ring breathing freely under clip spring seat: discoid form (as embodiment four) comprises tubulose pin and annulus platform, the end face butt of the end face of tubulose pin and second step, annulus platform and clip spring seat butt, the outer wall of tubulose pin and the inwall of second step closely cooperates or wait the mode of other sealing that both are sealed by welding, the inwall of tubulose pin cooperates with the external diameter of seal ring, and the length of tubulose pin is more than or equal to the seal ring diameter of section; Pipe shape form (as embodiment five) is that the clip spring seat supporting is as the pipe shape, the end face butt of the interior edge face of pipe and second step, the exterior edge face of pipe and clip spring seat butt, the inwall of its outer wall and second step closely cooperates or waits the mode of other sealing that both are sealed by welding, inwall cooperates with the external diameter of seal ring, and the length of pipe is more than or equal to the seal ring diameter of section; Circle meson shape form (as embodiment six) is that the clip spring seat supporting is the higher round meson of intensity, the external diameter of circle meson is bigger slightly than the internal diameter of second step, the interior edge face of circle meson with approach the little recessed edge butt that the inwall place of seal ring diameter of section slightly increases apart from the second step end face, the exterior edge face and the very not high clip spring seat butt of intensity of circle meson, the external diameter of seal ring directly cooperates with the inwall of second step; Special seal cast formula be clip spring seat supporting for the special seal circle partly or entirely, be included in annular platform (as embodiment seven) that the axial two ends of seal ring are provided with or the pillar axially evenly respectively mailed at seal ring or support with the conventional seals circle double as clip spring seat that the mode of strengthening is made.When selecting aforementioned special seal cast formula, seal ring generally is not suitable for dismounting and change.

Clip spring seat is the tubular body that endoporus is the taper of outer imperial palace roundlet, interior edge face and clip spring seat supporting butt, the outer rim of exterior edge face has a ringlet platform and jump ring butt, the tapering that the tapering of endoporus is not strutted less than jump ring, clip spring seat is opening between jump ring and seal ring, make the jump ring card press the outer wall of insertion pipe and the outer wall of seal ring sealing insertion pipe respectively to execute its duty, reserve the space that is allowed when being strutted outer bending for the strip tooth of jump ring simultaneously.

Seal ring is the O RunddichtringO, it is the main Sealing of sealing liquid and gas in the pipe connector, it when not needing to play supporting role common rubber ring, divide inner seal ring and exterior seal ring, inner seal ring is placed in the groove of the inwall of jump ring supporting mass or clip spring seat supporting or inwall and is sealed and matched with it, internal diameter with insert pipe and closely cooperate; Exterior seal ring is placed in the groove of jump ring supporting mass outer wall, and external diameter cooperates with the inwall of interface second step, and when supporting was circle meson shape or special seal coil structures form for the selection card spring abutment, inner seal ring directly cooperated with the inwall of interface second step.When seal ring play supporting role at needs, can with the seal ring sectional axis to two ends make annular platform or the seal ring sectional axis to the central part structural types such as intensity evenly respectively mailing pillar or improve the conventional seals circle form the special seal circle.Because seal ring has played the effect that seals to the outer wall of pipe and the inwall of interface, and the liquids and gases that enter pipe can not be gone out from interface leak.

Jump ring is the metal ring of a plurality of elasticity strip of interior pore area tooth, the airtight annulus of one ringlet is arranged on the outer rim, having strip tooth between homogeneous phase to bend inwards into side-looking in the axial direction in the annulus is the little taper shape of outer imperial palace, annulus interior edge face on the outer rim and jump ring supporting mass or clip spring seat supporting butt, exterior edge face and gland butt, the internal diameter that the strip tooth of jump ring is surrounded when static less than the external diameter that inserts pipe, under the roof pressure of jump ring support, the jump ring tapering diminishes and approaches the tapering of jump ring supporting mass or clip spring seat endoporus, and internal diameter increases and greater than the external diameter that inserts pipe thereupon.

The jump ring support is that the outer rim of inner port is conical tubular body, the radial position of external port outer wall can be with the mutual structure in boss rank of one little grade of concave station rank and gland inwall, can there be the groove on protruding key and the gland inwall to be slidingly matched on the axial position of outer wall, the jump ring support is placed in outside the jump ring and the inwall and the gland of gland slide in the axial direction, when external port is pressed in not protruding in gland the exterior edge face and near or the recessed slightly end face after riveting is sealed in interface, press in the jump ring support, the circular cone of its inner port can be with the support of jump ring strip tooth to the tapering near self, thereby make jump ring break away from outer wall or the groove that inserts pipe, in addition, the inwall of jump ring support has supporting to inserting pipe, guiding and stable effect.

When if the pipe that inserts is not wished dismounting or dial-out according to usage requirement after inserting interface, the utility model provides another technological scheme, be that the support of described jump ring can be cancelled, its space is filled by gland, the inwall of gland directly with insert pipe be slidingly matched (as embodiment eight).

Gland is the tubular body of inner port band one ringlet plane, external port band circular arc, inner port and jump ring butt, external port inwall radial direction can have the mutual structure in concave station rank of one little grade of boss rank and jump ring support external port outer wall, the inwall axial direction can be slidingly matched by the fluted protruding key that supports on the outer wall with jump ring, riveting is sealed in the circular arc mouth mating interface outer end tube wall of external port, generates the circular arc mouth of interface outer end tube wall.Gland has supported pressuring action to jump ring, jump ring supporting mass or clip spring seat, clip spring seat, and jump ring support is had support, stable effect.

Pipe is the pipeline material that is connected with the pipe connector, comprise stainless steel, copper pipe, plastic tube etc., its external diameter cooperates with the internal diameter of interface first step, port generally need fall pure processing, in order to inserting interface and avoiding damaging inner seal ring, the insertion position withstands on the end face of first step, can be after it inserts interface receives on the relevant position that sticks its outer wall in the strip tooth of jump ring for the higher metal circular tube of hardness a little groove is set, and just in time is absorbed in this groove after receiving in the jump ring strip tooth.

Compared with prior art, the actual demand that the utility model uses according to pipe jointer, use multiple structure and method that the external diameter of interface is reasonably dwindled motivatedly, original three grades of steps of inboard wall of tube body are improved to two stage steps, thereby simplified the technology of expand tube, reduce processing cost, also improved the outward appearance of product.After part jump ring supporting mass being set or it being decomposed into clip spring seat supporting and clip spring seat, seal ring can not compressed and keep breathing freely, it is convenient to change, the jump ring supporting mass when suitably increasing axial dimension within it wall and, or increase the number of seal ring on the outer wall, thereby play the effect of seal degree multiplication, clip spring seat is supported with the selection of multiple structural type, the sealing of jump ring supporting mass and clip spring seat supporting and interface tube wall has the selection of kinds of processes again, for the mode of manufacturing is brought the space that can bring into play, the outer rim of interface is sealed processing with interior riveting, both made technology simple, can in reduced outside diameter, increase aesthetic feeling again, outside interface, tube wall that pushing jump ring support can make jump ring break away to insert pipe or groove and the pipe of insertion is extracted smoothly.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the utility model embodiment one a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 2 is the utility model embodiment two a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 3 is the utility model embodiment three a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 4 is the utility model embodiment four a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 5 is the utility model embodiment five a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 6 is the utility model embodiment six a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 7 is the utility model embodiment seven a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 8 is the utility model embodiment eight a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Fig. 9 is the utility model embodiment nine a structural representation and the partial cutaway diagrammatic sketch that assembles after being connected.

Figure 10 is the wherein structural representation and the partial cutaway diagrammatic sketch of major part of the utility model embodiment.

Embodiment

Embodiment one respectively settles the mode of execution of an inner seal ring and an exterior seal ring on the inwall of jump ring supporting mass and the outer wall: see also Fig. 1, Figure 10, comprise straight-through pipe connector body 1A, interface 1, first step 2, second step 3, jump ring supporting mass 4, inner seal ring 5, exterior seal ring 6, pipe pin 7, female cone 8, jump ring 9, jump ring support 10, gland 11, pipe 12.

As shown in Figure 1: a straight-through pipe connector body 1A is vertically placed, being provided with the interface 1 that inserts for pipe 12 makes progress, in interface 1, from bottom to top be provided with the first step 2 of restriction pipe 12 insertion depths vertically, settle jump ring supporting mass 4 successively, inner seal ring 5, exterior seal ring 6, jump ring 9, jump ring support 10, the second step 3 of gland 11, jump ring supporting mass 4, jump ring 9, the external diameter of gland 11 is basic identical, the pipe pin 7 of jump ring supporting mass 4 is connected on the end face of interface 1 second step 3, inner seal ring 5 is placed in the inwall of jump ring supporting mass 4 pipe pin 7, exterior seal ring 6 is placed in the groove of jump ring supporting mass 4 outer walls, the lower end surface butt of the upper end-hole of jump ring supporting mass 4 and jump ring 9 annulus, the tapering of its female cone 8 is the tapering when static less than the conical strip tooth of jump ring 9 endoporus, the tapering that jump ring supports 10 conical lower end mouths is the tapering when static and gently being connected on the jump ring 9 less than jump ring 9, be set in wall within the gland 11, the upper-end surface butt of the lower end mouth of gland 11 and jump ring 9 annulus, the upper end tube wall of interface 1 is close to the interior riveting of circular arc of gland 11 upper end-hole and is sealed, with jump ring supporting mass 4, jump ring 9, gland 11 is positioned between the port of the end face of second step 3 and interface 1, the upper end-hole of jump ring support 10 when static near or be lower than the height after the riveting in the interface 1 slightly, when pressing down the upper end-hole of jump ring support 10 by special tool(s), jump ring support 10 moves down, and the strip tooth support with jump ring 9 simultaneously extremely breaks away from outer wall or the groove that inserts pipe 12 near the tapering of jump ring supporting mass 4 female cones 8.In the radial position of port thereon of jump ring support 10 and gland 11, the concave station rank of jump ring support 10 and the mutually reciprocal structure in boss rank of gland 11, move on axial direction with restriction jump ring support 10, the groove of gland 11 forms guiding to the protruding key of jump ring support 10 in the axial direction, thereby jump ring support 10 balance when pressing down jump ring 9 is slided.

Embodiment two is that each settles the mode of execution that surpasses an inner seal ring and exterior seal ring on the inwall of jump ring supporting mass and the outer wall: see also Fig. 2, Figure 10, comprise interface 1, first step 2, second step 3, jump ring supporting mass 4, inner seal ring 5, inner seal ring 5A, exterior seal ring 6, exterior seal ring 6A, pipe pin 7, female cone 8, jump ring 9, jump ring support 10, gland 11, pipe 12.

As shown in Figure 2, present embodiment two is similar to embodiment one, just the axial dimension of jump ring supporting mass 4 suitably increases, and increases by one groove simultaneously respectively and settle corresponding inner seal ring 5A and exterior seal ring 6A respectively on inwall and outer wall, and all the other 26S Proteasome Structure and Functions are identical with embodiment one.

Embodiment three is the jump ring supporting mass is only settled inner seal ring on inwall mode of executions: see also Fig. 3, Figure 10, comprise interface 1, first step 2, second step 3, jump ring supporting mass 4, inner seal ring 5, pipe pin 7, female cone 8, jump ring 9, jump ring support 10, gland 11, pipe 12.

As shown in Figure 3, present embodiment three and embodiment's one difference are that the outer wall of jump ring supporting mass 4 is not provided with groove and does not settle exterior seal ring, the outer wall of jump ring supporting mass 4 and interface 1 seal in close-fitting mode, and all the other 26S Proteasome Structure and Functions are identical with embodiment one.

Embodiment four is that the clip spring seat supporting is the mode of execution of discoid form: see also Fig. 4, comprise straight-through pipe connector body 1A, interface 1, first step 2, second step 3, discoid clip spring seat supporting 4, seal ring 5, tubulose pin 6, disk platform 7, clip spring seat 8, jump ring 9, jump ring support 10, gland 11, insert pipe 12.

As shown in Figure 4: a straight-through pipe connector body 1A is vertically placed, being provided with the interface 1 that inserts for pipe 12 makes progress, in interface 1, from bottom to top be provided with the first step 2 of restriction pipe 12 insertion depths vertically, settle discoid clip spring seat supporting 4 successively, seal ring 5, clip spring seat 8, jump ring 9, jump ring support 10, the second step 3 of gland 11, discoid clip spring seat supporting 4, clip spring seat 8, jump ring 9, the external diameter of gland 11 is approaching substantially, the tubulose pin 6 of discoid clip spring seat supporting 4 is connected on the end face of interface 1 second step 3, seal ring 5 is placed in the inwall of discoid jump ring supporting mass 4 tubulose pin 6, the disk platform 7 of discoid jump ring supporting mass 4 upper-end surfaces and the lower end surface butt of clip spring seat 8, the lower end surface butt of the chain-wales of clip spring seat 8 upper-end surfaces and jump ring 9 annulus, the tapering of clip spring seat 8 endoporus is the tapering when static less than the conical strip tooth of jump ring 9 endoporus, the tapering that jump ring supports 10 conical lower end mouths is the tapering when static and gently being connected on the jump ring 9 less than jump ring 9, be set in wall within the gland 11, the lower end mouth butt of gland 11 upper-end surface of jump ring 9, the upper end tube wall of interface 1 is close to the interior riveting of circular arc of gland 11 upper end-hole and is sealed, with clip spring seat supporting 4, clip spring seat 8, jump ring 9, gland 11 is positioned between the port of the end face of second step 3 and interface 1, and all the other 26S Proteasome Structure and Functions are identical with embodiment one.

Embodiment five is that the clip spring seat supporting is the mode of execution of pipe shape form: see also Fig. 5, comprise interface 1, first step 2, second step 3, clip spring seat supporting 4, seal ring 5, lower end mouth 6, upper end-hole 7, clip spring seat 8, jump ring 9, jump ring support 10, gland 11, insert pipe 12.

As shown in Figure 5, present embodiment five is similar to embodiment four, just clip spring seat supporting 4 is the pipe shape, its lower end mouth 6 is connected on the end face of second step 3 of interface 1, upper end-hole 7 and clip spring seat 8 butts, after present embodiment pipe 12 inserts interfaces 1, receive in the strip tooth of jump ring that show on the relevant position that sticks its outer wall can be without groove, all the other 26S Proteasome Structure and Functions are identical with embodiment four.

Embodiment six is clip spring seat supporting mode of executions for circle meson shape form: see also Fig. 6, comprise interface 1, first step 2, second step 3, clip spring seat supporting 4, seal ring 5, little recessed edge 6, clip spring seat 8, jump ring 9, jump ring support 10, gland 11, insert pipe 12.

As shown in Figure 6, present embodiment is characterised in that clip spring seat supporting 4 is the higher round meson of intensity, its external diameter is a bit larger tham the internal diameter of interface 1 second step 3, internal diameter is greater than the external diameter of pipe 12, it need slightly increase by a little recessed edge 6 at the inwall of interface 1 second step 3, the lower end surface of circle meson clip spring seat supporting 4 is connected on the little recessed edge 6 of increase, clip spring seat 8 butts that upper-end surface and intensity are very not high, the external diameter of seal ring 5 directly cooperates with the inwall of second step 3, and all the other 26S Proteasome Structure and Functions are identical with embodiment four.

Embodiment seven is that the clip spring seat supporting is the mode of execution of special seal cast formula: see also Fig. 7, comprise interface 1, first step 2, second step 3, clip spring seat supporting 4, special seal circle 5, lower bolster 6, upper mounting plate 7, clip spring seat 8, jump ring 9, jump ring support 10, gland 11, insert pipe 12.

As shown in Figure 7, present embodiment is characterised in that special seal circle 5 double as clip spring seats supporting 4, be about to the seal ring sectional axis and do lower bolster 6 and upper mounting plate 7 circlewise to two ends, the end face butt of lower bolster 6 and second step 3, upper mounting plate 7 and clip spring seat 8 butts, the external diameter of special seal circle 5 cooperates with the inwall of second step 3, internal diameter cooperates with pipe 12, and all the other 26S Proteasome Structure and Functions are identical with embodiment four.

Embodiment eight is mode of executions of pipe connector cancellation jump ring support: see also Fig. 8, comprise interface 1, first step 2, second step 3, clip spring seat supporting 4, special seal circle 5, lower bolster 6, upper mounting plate 7, clip spring seat 8, jump ring 9, gland 11, pipe 12.

As shown in Figure 8, present embodiment is with jump ring support cancellation on embodiment seven structure, by gland 11 space of original jump ring support is filled then, the inwall of gland 11 directly is slidingly matched, owing to having cancelled the jump ring support, so there is not disassembling function with pipe 12, in addition, select the function of special seal circle 5 double as clip spring seats supporting 4 because seal ring does not need to change, can certainly select the structural type of non-special seal circle, all the other structures are identical with embodiment seven.

Embodiment nine is mode of executions that interface is only processed the one-level step: see also Fig. 9, comprise straight-through pipe connector body 1A, interface 1, location meson 2A, first step 2, second step 3, jump ring supporting mass 4, inner seal ring 5, exterior seal ring 6, tubulose pin 7, female cone 8, jump ring 9, jump ring support 10, gland 11, pipe 12.

As shown in Figure 9, present embodiment is that the step of connector body 1A adopts expansion tube process processing, 1 processing of interface one-level step is a second step 3, first step 2 is formed by connecting by close-fitting method by the outer wall of location meson 2A and the inwall of connector body 1A, and all the other 26S Proteasome Structure and Functions are identical with embodiment one.

Though by above embodiment the utility model is described, the utility model is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to embodiment's essence.

Claims

1. pipe connector, comprise connector body, jump ring supporting mass, seal ring, jump ring, jump ring support and gland, connector body is provided with the interface that inserts for pipe, it is characterized in that, in described interface, be provided with the second step that is used to limit the first step of pipe insertion depth and is used for settling successively jump ring supporting mass, seal ring, jump ring, jump ring support, gland vertically from inside to outside.

2. pipe connector according to claim 1 is characterized in that: the external diameter of described jump ring supporting mass, jump ring, gland is identical.

3. pipe connector according to claim 1, it is characterized in that, the inside riveted of port part tube wall of described interface becomes circular-arc, described jump ring supporting mass, seal ring, jump ring, jump ring support and gland is encapsulated between the port of the end face of second step and interface.

4. pipe connector according to claim 1, it is characterized in that, described jump ring supporting mass is the tubular body that endoporus that inner end is tubular shape, outer end is the taper of outer imperial palace roundlet, the end face butt of inner end and second step, outer end and jump ring butt, at the inwall of jump ring supporting mass or/and more than one inner seal ring is set on the outer wall or/and exterior seal ring.

5. pipe connector according to claim 1, it is characterized in that: described jump ring supporting mass comprises the clip spring seat supporting and the clip spring seat of split, described clip spring seat supporting comprises tubulose pin and annulus platform, the end face butt of the end face of tubulose pin and second step, annulus platform and clip spring seat butt, the outer wall of tubulose pin and the inwall of second step closely cooperate, and the inwall of tubulose pin cooperates with the external diameter of seal ring, and the length of tubulose pin is more than or equal to the seal ring diameter of section.

6. pipe connector according to claim 1, it is characterized in that: described jump ring supporting mass comprises the clip spring seat supporting and the clip spring seat of split, described clip spring seat supporting is cylindrical, one end of pipe and the end face butt of second step, the other end and clip spring seat butt, the outer wall of pipe and the inwall of second step closely cooperate, inwall cooperates with the external diameter of seal ring, and the length of pipe is more than or equal to the seal ring diameter of section.

7. pipe connector according to claim 1, it is characterized in that: described jump ring supporting mass comprises the clip spring seat supporting and the clip spring seat of split, described clip spring seat supporting is round meson shape, the external diameter of circle meson is greater than the internal diameter of second step, the inwall place that approaches the seal ring diameter of section at distance second step end face increases by a little recessed edge, the interior edge face and the little recessed edge butt of circle meson, the exterior edge face and the clip spring seat butt of circle meson, the external diameter of seal ring directly cooperates with the inwall of second step.

8. pipe connector according to claim 1, it is characterized in that: described jump ring supporting mass comprises the clip spring seat supporting and the clip spring seat of split, described clip spring seat supporting is part or all of for described seal ring, the pillar that is included in annular platform that the axial two ends of described seal ring are provided with or axially evenly respectively mails at described seal ring or the enhanced leaktightness circle of double as clip spring seat supporting, the axial two ends of seal ring respectively with the end face and the clip spring seat butt of second step.

9. pipe connector, comprise connector body, jump ring supporting mass, seal ring, jump ring and gland, connector body is provided with the interface that inserts for pipe, it is characterized in that, in described interface, be provided with from inside to outside vertically and be used to the second step that limits the first step of pipe insertion depth and be used for settling successively jump ring supporting mass, seal ring, jump ring, gland.

10. pipe connector according to claim 9 is characterized in that: the external diameter of described jump ring supporting mass, jump ring, gland is identical.