CN203880290U - Small-caliber quick pipeline connecting connector - Google Patents

Small-caliber quick pipeline connecting connector Download PDF

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Publication number
CN203880290U
CN203880290U CN201420308444.7U CN201420308444U CN203880290U CN 203880290 U CN203880290 U CN 203880290U CN 201420308444 U CN201420308444 U CN 201420308444U CN 203880290 U CN203880290 U CN 203880290U
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CN
China
Prior art keywords
adaptor tube
ring
small
retaining ring
ring seat
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420308444.7U
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Chinese (zh)
Inventor
乔耀兵
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乔耀兵
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Priority to CN201420308444.7U priority Critical patent/CN203880290U/en
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Publication of CN203880290U publication Critical patent/CN203880290U/en
Withdrawn - After Issue legal-status Critical Current
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Abstract

A small-caliber quick pipeline connecting connector comprises a connector tube and pressure covers. The two ends of the connector tube are sleeved by the press covers, the press covers are detachably connected with the connector tube through threads, a clamping ring seat is arranged at the end of the connector tube, one end of the clamping ring seat extends into the connector tube and abuts against a sealing ring arranged in the connector tube, and an elastic clamping ring is arranged at the other end of the clamping ring seat. The elastic clamping ring comprises a ring body and claw teeth. Bosses are arranged in the press covers and at the positions close to the end of the connector tube, annular protrusions protruding in the direction towards the claw teeth are arranged on the bosses, the inner walls of the press covers, the bosses and the annular protrusions can form a groove, and the ring body is arranged in the groove. Furthermore, the annular protrusions abut against the inner ring of the ring body. The small-caliber quick pipeline connecting connector has the advantages of being simple in structure, low in production cost, high in stability, firm in fixing, convenient to install and capable of saving resources.

Description

Small-bore Quick connecting pipe angle
Technical field
The utility model relates to the rapid pipe joint technical field of body, relates in particular to a kind of small-bore Quick connecting pipe angle that is suitable for minor diameter conveyance conduit.
Background technique
Chinese patent literature CN101328997A discloses a kind of quick coupling of compressed air hose, comprises adaptor tube and gland, and gland is connected by screw thread is detachable with adaptor tube, and the termination portion of adaptor tube is provided with retaining ring seat; Adaptor tube inside is stretched in the inner of retaining ring seat, and offsets and be provided with seal ring with retaining ring seat, and the inner ring of seal ring protrudes the internal diameter setting of retaining ring seat; The exterior edge face of retaining ring seat is provided with metal snap ring, and snap ring comprises ring body and blade tooth, and blade tooth is to retaining ring seat direction flange, and is provided with oblique circle at retaining ring seat opening, and blade tooth is arranged on oblique circle; Snap ring outer end is provided with driving member, and the two ends of driving member offset with snap ring and boss respectively.The quick coupling of this structure, its complex structure, has increased cost of production, uses inconvenient.And when driving member is oppressed snap ring from axial direction, snap ring is easily subjected to displacement, stability is not high, fixing insecure.
Model utility content
In order to overcome the problems referred to above, the utility model provides that a kind of cost of production is low, simple in structure, easy to use, stability is high and the small-bore Quick connecting pipe angle of fixation.
The technical solution of the utility model is: a kind of small-bore Quick connecting pipe angle is provided, comprise adaptor tube and the gland that is set in described adaptor tube two ends, described gland and described adaptor tube removably connect by screw thread, in the termination of described adaptor tube, portion is provided with a retaining ring seat, one end of described retaining ring seat and the inside that extend into described adaptor tube, and offset with the seal ring being arranged in described adaptor tube, the other end of described retaining ring seat is provided with snap ring, described snap ring comprises ring body and blade tooth, described blade tooth is to described retaining ring seat direction flange, and be provided with oblique circle at the opening of described retaining ring seat, described blade tooth is resisted against on described oblique circle, the port of the termination portion of described adaptor tube is horn mouth, the other end of described retaining ring seat is the round platform ring coordinating with described horn mouth, termination portion in the inside of described gland near described adaptor tube is provided with a boss, and on described boss, be provided with to the annular protrusion of described blade tooth direction projection, described gland inwall, described boss and described annular protrusion form groove, described ring body is arranged in described groove, and described annular protrusion is against on the inner ring of described ring body.
As to improvement of the present utility model, described annular protrusion is taper platform.
As to improvement of the present utility model, the cone angle of described taper platform is less than the cone angle that described blade tooth forms.
As to improvement of the present utility model, on the sidewall adjacent with the inwall of described adaptor tube of one end of described retaining ring seat, be provided with depressed part.
As to improvement of the present utility model, on the inwall of described adaptor tube, be provided with annular boss, described seal ring is arranged on described annular boss.
As to improvement of the present utility model, the inner ring of described seal ring protrudes the internal diameter of described retaining ring seat.
As to improvement of the present utility model, on described ring body, have breach, described ring body is the landolsring not sealing.
The utility model is because gland inwall, boss and annular protrusion form groove, ring body is arranged in groove firmly, effectively prevent that snap ring is subjected to displacement, annular protrusion is against on the inner ring of snap ring, when gland is installed, annular protrusion struts blade tooth, and design has reduced the assembling part of pipe coupling like this, makes the structure of pipe coupling simpler; The other end of retaining ring seat becomes round platform ring, and coordinate with the horn mouth of the termination portion of adaptor tube, design has strengthened the stability of pipe coupling like this, on the sidewall of retaining ring seat, be provided with depressed part, during use, can very firmly pipe coupling be arranged on pipeline, have simple in structure, cost of production is low, stability is high, fixation, the easy for installation and advantage such as economize on resources.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment's of the present utility model plane structure schematic diagram.
Fig. 2 is the stereo decomposing structural representation at a kind of visual angle of Fig. 1.
Fig. 3 is the cross-sectional view of Fig. 1.
Wherein: 1. adaptor tube; 11. annular boss; 12. outside threads; 2. gland; 21. boss; 22. annular protrusions; 23. gland inwalls; 24. grooves; 3. seal ring; 4. retaining ring seat; 41. depressed parts; 5. snap ring; 51. ring bodies; 52. blade tooths.
Embodiment
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also that dismounting connects, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, can be to be also indirectly connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term at concrete meaning of the present utility model.
Ask for an interview Fig. 1 to Fig. 3, what Fig. 1 to Fig. 3 disclosed is a kind of small-bore Quick connecting pipe angle, comprise adaptor tube 1 and the gland 2 that is set in described adaptor tube 1 two ends, described gland 2 and described adaptor tube 1 removably connect by screw thread, on the inwall of described gland 2, be provided with internal thread, on the outer wall of described adaptor tube 1, be provided with the outside thread 12 with described screw-internal thread fit.
In the present embodiment, be provided with annular boss 11 on the inwall of described adaptor tube 1, seal ring 3 is arranged on described annular boss 11.In the termination of described adaptor tube 1 portion, be provided with a retaining ring seat 4, one end of described retaining ring seat 4 with extend into the inside of described adaptor tube 1, and offset with the described seal ring 3 being arranged in described adaptor tube 1, the inner ring of described seal ring 3 protrudes the internal diameter of described retaining ring seat 4.The benefit of design is the described seal ring 3 of described retaining ring seat 4 extruding like this, and described seal ring 3 is protruded out to the inside of described retaining ring seat 4, has increased the sealing of described pipe coupling.The other end of described retaining ring seat 4 is provided with snap ring 5, described snap ring 5 comprises ring body 51 and blade tooth 52, described blade tooth 52 is to described retaining ring seat 4 direction flange, the angle of flange is 60 degree to 85 degree, on described ring body 51, have breach, described ring body 51 is the landolsrings that do not seal, and described ring body 51 is planar rings, annulus or plane articulating tapered collar.And being provided with oblique circle at the opening of described retaining ring seat 4, described blade tooth 52 is resisted against on described oblique circle.
In the present embodiment, when pipe is arranged in described adaptor tube 1 through described gland 2, the face that described blade tooth 52 contacts with the outer wall of pipe is cambered surface, in described cambered surface, be provided with friction layer, at described friction layer, be lug boss, described lug boss is round dot, taper, decorative pattern or striped, and described lug boss is to be provided with depressed part 41 on the surface of the relatively described cambered surface of described blade tooth 52, and the bottom of described depressed part 41 protrudes described cambered surface, in described cambered surface 52, form described lug boss.The benefit of design is like this, has increased the area of contact of the outer wall of described blade tooth 52 and pipe, and the described blade tooth 52 making can closely contact with the outer wall of pipe, and pipe is fixed in described adaptor tube 1 firmly.And described friction layer has increased the degree of roughness of described cambered surface, thereby the frictional force of increase pipe and described cambered surface is securely fixed in described adaptor tube 1 pipe more.
In the present embodiment, the port of the termination portion of described adaptor tube 1 is horn mouth, and the other end of described retaining ring seat 4 is the round platform ring coordinating with described horn mouth, and the cone angle of described round platform ring is less than or equal to described bell-mouthed cone angle.Termination portion in the inside of described gland 2 near described adaptor tube 1 is provided with a boss 21, and on described boss 21, be provided with to the annular protrusion 22 of described blade tooth 52 direction projections, described gland inwall 23, described boss 21 and described annular protrusion 22 form groove 24, described ring body 51 is arranged in described groove 24, and described annular protrusion 22 is against on the inner ring of described ring body 51.The benefit of design is like this, described snap ring 5 can be fixed in described groove 24 firmly, prevents that it from freeing displacement, and while using, described annular protrusion 22 struts described blade tooth 52.
In the present embodiment, described annular protrusion 22 is taper platforms, and the cone angle of described taper platform is less than the cone angle that described blade tooth 52 forms.On the sidewall contacting with the inwall of described adaptor tube 1 at described retaining ring seat 4, be provided with depressed part 41, the benefit of design is like this, when described retaining ring seat 4 is stressed in the axial direction, described retaining ring seat 4 inwardly protruding on the position of the described depressed part 41 of correspondence, the part of described retaining ring seat 4 projections can seal the pipeline being arranged in described connecting pipe joint firmly and fix.The utlity model has simple in structure, cost of production is low, stability is high, fixation, the easy for installation and advantage such as economize on resources.

Claims (7)

1. a small-bore Quick connecting pipe angle, comprise adaptor tube (1) and be set in the gland (2) at described adaptor tube (1) two ends, described gland (2) and described adaptor tube (1) removably connect by screw thread, termination portion at described adaptor tube (1) is provided with a retaining ring seat (4), one end of described retaining ring seat (4) and the inside that extend into described adaptor tube (1), and offset with the seal ring (3) being arranged in described adaptor tube (1), the other end of described retaining ring seat (4) is provided with snap ring (5), described snap ring (5) comprises ring body (51) and blade tooth (52), described blade tooth (52) is to described retaining ring seat (4) direction flange, and be provided with oblique circle at the opening of described retaining ring seat (4), described blade tooth (52) is resisted against on described oblique circle, it is characterized in that: the port of the termination portion of described adaptor tube (1) is horn mouth, the other end of described retaining ring seat (4) is the round platform ring coordinating with described horn mouth, termination portion in the inside of described gland (2) near described adaptor tube (1) is provided with a boss (21), and on described boss (21), be provided with to the annular protrusion (22) of described blade tooth (52) direction projection, described gland inwall (23), described boss (21) and described annular protrusion (22) form groove (24), described ring body (51) is arranged in described groove (24), and described annular protrusion (22) is against on the inner ring of described ring body (51).
2. small-bore Quick connecting pipe angle according to claim 1, is characterized in that: described annular protrusion (22) is taper platform.
3. small-bore Quick connecting pipe angle according to claim 2, is characterized in that: the cone angle of described taper platform is less than the cone angle that described blade tooth (52) forms.
4. small-bore Quick connecting pipe angle according to claim 1 and 2, is characterized in that: on the sidewall adjacent with the inwall of described adaptor tube (1) of one end of described retaining ring seat (4), be provided with depressed part (41).
5. small-bore Quick connecting pipe angle according to claim 1 and 2, is characterized in that: on the inwall of described adaptor tube (1), be provided with annular boss (11), described seal ring (3) is arranged on described annular boss (11).
6. small-bore Quick connecting pipe angle according to claim 5, is characterized in that: the inner ring of described seal ring (3) protrudes the internal diameter of described retaining ring seat (4).
7. small-bore Quick connecting pipe angle according to claim 1 and 2, is characterized in that: on described ring body (51), have breach, described ring body (51) is the landolsring not sealing.
CN201420308444.7U 2014-06-11 2014-06-11 Small-caliber quick pipeline connecting connector Withdrawn - After Issue CN203880290U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420308444.7U CN203880290U (en) 2014-06-11 2014-06-11 Small-caliber quick pipeline connecting connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420308444.7U CN203880290U (en) 2014-06-11 2014-06-11 Small-caliber quick pipeline connecting connector

Publications (1)

Publication Number Publication Date
CN203880290U true CN203880290U (en) 2014-10-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420308444.7U Withdrawn - After Issue CN203880290U (en) 2014-06-11 2014-06-11 Small-caliber quick pipeline connecting connector

Country Status (1)

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CN (1) CN203880290U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104006246A (en) * 2014-06-11 2014-08-27 乔耀兵 Minor-caliber rapid connection pipeline joint
CN104455941A (en) * 2014-11-11 2015-03-25 贵州黔南科技塑业有限公司 Insulation pipe connector
CN110107751A (en) * 2019-04-28 2019-08-09 温州市兴海市政建设有限公司 Building water supply pipeline preventing water leakage connection structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104006246A (en) * 2014-06-11 2014-08-27 乔耀兵 Minor-caliber rapid connection pipeline joint
CN104455941A (en) * 2014-11-11 2015-03-25 贵州黔南科技塑业有限公司 Insulation pipe connector
CN110107751A (en) * 2019-04-28 2019-08-09 温州市兴海市政建设有限公司 Building water supply pipeline preventing water leakage connection structure

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20141015

Effective date of abandoning: 20151202

C25 Abandonment of patent right or utility model to avoid double patenting