CN102269305A - Quick connection and movable connection combined pipe fitting structure - Google Patents
Quick connection and movable connection combined pipe fitting structure Download PDFInfo
- Publication number
- CN102269305A CN102269305A CN201010189084XA CN201010189084A CN102269305A CN 102269305 A CN102269305 A CN 102269305A CN 201010189084X A CN201010189084X A CN 201010189084XA CN 201010189084 A CN201010189084 A CN 201010189084A CN 102269305 A CN102269305 A CN 102269305A
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- China
- Prior art keywords
- lining pipe
- loose joint
- internal lining
- fittings body
- quick connection
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Abstract
The invention relates to a quick connection and movable connection combined pipe fitting structure. The structure consists of a joint body, at least one quick connection end and at least one movable connection end, wherein the quick connection end consists of the joint body, a locking screw sleeve, an inner clamping sleeve and a sealing ring; the locking screw sleeve is sleeved outside a lining pipe of the joint body and is connected with a thread at the root of the lining pipe through a thread; the movable connection end consists of the joint body, a thread joint, a movable connection nut and a sealing ring; the movable connection nut is sleeved on the thread joint; the thread joint is connected with the joint body in a fixed and sealed mode; the front end of the outer wall of the inner clamping sleeve is provided with a conical surface; an external connection pipe is inserted between the inner circumferential wall of the inner clamping sleeve and the outer circumference of the front section of the lining pipe in the joint body from the front end of the locking screw sleeve; and the inner wall of the middle section of the locking screw sleeve is provided with a conical surface. The locking screw sleeve is connected with the lining pipe, the external connection pipe is locked through the deformation of the inner clamping sleeve, the joint body is connected with the thread joint in the fixed and sealed mode, and the thread joint is sleeved with the movable connection nut, so that the quick connection and movable connection combined pipe fitting structure is realized.
Description
Technical field:
The present invention relates to pipe transportation technology, relate in particular to pipe joint, the fitting structure of particularly a kind of quick connection and loose joint combination.
Background technique:
In the prior art, water pipe adapter is through being usually used in connecting two external connecting pipes, external connecting pipe has different Placements, quick Connector coupling adopts the structure of two conical surface mutual extrusion, in order to realize reliable sealing and to be connected, need the pressure that keeps bigger between the conical surface, cause the nut that has internal conical surface or break straight tube or the outer conical surface member that connects easily like this.In addition, outside utensil need provide the connection pipe fitting that has the loose joint structure under a lot of occasions, and quick Connector coupling of the prior art can not cooperate the loose joint pipe fitting to connect.
Summary of the invention:
The object of the present invention is to provide the fitting structure of a kind of quick connection and loose joint combination, the fitting structure of described this quick connection and loose joint combination will solve the easy technical problem of breaking seepage and can not be connected outside utensil inipple fast because of pressure of quick Connector coupling of water pipe in the prior art.
The fitting structure of this quick connection of the present invention and loose joint combination is by fittings body, at least one quick connection port and at least one loose joint end are formed, wherein, described quick connection port is by fittings body, the locking swivel nut, interior cutting ferrule and seal ring constitute, described fittings body is provided with an internal lining pipe, the root of described internal lining pipe is provided with screw thread, described locking screw cover is set in outside the internal lining pipe, locking swivel nut being threaded by screw thread and internal lining pipe root, described loose joint end is by fittings body, inipple, loose joint nut and seal ring constitute, described loose joint nut sleeve is located on the inipple, inipple and fittings body fixed seal connection, be arranged at intervals with at least two circumferential fins on the excircle of internal lining pipe leading portion, cutting ferrule is set in outside the circumference of internal lining pipe leading portion in described, it is zigzag circumferential fin that the inner peripheral wall of interior cutting ferrule is provided with at least two axial sections, the front end of the outer wall of interior cutting ferrule is provided with conical surface, between the excircle of the inner peripheral wall of cutting ferrule and internal lining pipe leading portion, the stage casing inwall of locking swivel nut was provided with conical surface in external connecting pipe was inserted into from the front end of described locking swivel nut.
Further, the fore end outer circumference of described fittings body internal lining pipe is provided with at least one seal ring.
Further, the fore end outer circumference of described fittings body internal lining pipe is provided with the groove of at least one circumferencial direction, is provided with an O RunddichtringO in the described groove.
Further, be provided with seal ring between the inwall of described inipple and fittings body.
Further, the rear end of described inipple is provided with seal washer.
Working principle of the present invention is: the external connecting pipe of quick connection port is set in fittings body internal lining pipe front end, locking swivel nut being threaded by screw thread and fittings body internal lining pipe root, external connecting pipe, inipple in fittings body internal lining pipe and the loose joint pipe fitting is communicated with, seal ring on the fittings body internal lining pipe and external connecting pipe are realized sealing, in be fastened in the extruding distortion down of locking swivel nut internal conical surface, external connecting pipe locking is deviate to prevent it, the loose joint end then is to realize by the loose joint nut that pine is enclosed within on the inipple, and realizes sealing by the seal washer that seal ring between inipple and the fittings body and inipple rear end are provided with.
The present invention and prior art are compared, and its effect is actively with tangible.The present invention utilizes the locking screw cover to connect the fittings body internal lining pipe, the distortion locking external connecting pipe of cutting ferrule was deviate to prevent it in utilization was arranged in the locking swivel nut, thereby realize that external connecting pipe is connected fast with the socket joint mode of joint, at fittings body fixed seal connection inipple, and on inipple a sheathed loose joint nut, realized that external connecting pipe is connected fast with the mode of joint with loose joint.
Description of drawings:
Fig. 1 is the schematic representation of the fitting structure of quick connection of the present invention and loose joint combination.
Fig. 2 is another embodiment's the schematic representation of the fitting structure of quick connection of the present invention and loose joint combination.
Fig. 3 is another embodiment's the schematic representation of the fitting structure of quick connection of the present invention and loose joint combination.
Embodiment:
Embodiment 1:
As Fig. 1, Fig. 2 and shown in Figure 3, the fitting structure of quick connection of the present invention and loose joint combination, by fittings body 2, at least one quick connection port and at least one loose joint end are formed, wherein, described quick connection port is by fittings body 2, locking swivel nut 5, interior cutting ferrule 4 and seal ring 3 constitute, described locking swivel nut 5 is set in outside the internal lining pipe of fittings body 2, being threaded of the internal lining pipe root of locking swivel nut 5 by screw thread and fittings body 2, described loose joint end is by fittings body 2, inipple 7, loose joint nut 8 and seal ring 6 and seal washer 9 constitute, described loose joint nut 8 is set on the inipple 7, inipple 7 and fittings body 2 fixed seal connections, be arranged at intervals with at least two circumferential fin on the excircle of the internal lining pipe leading portion of fittings body 2, cutting ferrule 4 is set in outside the circumference of internal lining pipe leading portion of fittings body 2 in described, the inner peripheral wall of interior cutting ferrule 4 be provided with at least two circumferential, axial section is zigzag fin, the front end of the outer wall of interior cutting ferrule 4 is provided with conical surface, between the excircle of the inner peripheral wall of cutting ferrule 4 and the internal lining pipe leading portion of fittings body 2, the stage casing inwall of locking swivel nut 5 was provided with conical surface in external connecting pipe 1 was inserted into from the front end of described locking swivel nut 5.
Further, the fore end outer circumference of the internal lining pipe of described fittings body 2 is provided with at least one seal ring 3.
Further, the fore end outer circumference of the internal lining pipe of described fittings body 2 is provided with the groove of at least one circumferencial direction, is provided with an O RunddichtringO in the described groove.
In the embodiment shown in fig. 1, fittings body internal lining pipe 2 is curved shape in the axial direction.
Further, be provided with seal ring 6 between the inwall of described inipple 7 and fittings body 2.
Further, the rear end of described inipple 7 is provided with seal washer 9.
The working procedure of the foregoing description is: external connecting pipe 1 is set in the internal lining pipe front end of fittings body 2, being threaded of the internal lining pipe root of locking swivel nut 5 by screw thread and fittings body 2, external connecting pipe 1, fittings body 2 and inipple 7 are communicated with, interior cutting ferrule 4 is out of shape under the extruding of locking swivel nut 5 internal conical surfaces, realize sealing with external connecting pipe 1 locking and by seal ring 3, the loose joint end is connected with the joint 10 of outside utensil by loose joint nut 8 and realizes sealing by seal washer 9.
Claims (5)
1. one kind connects fast and fitting structure that loose joint is made up, by fittings body, at least one quick connection port and at least one loose joint end are formed, it is characterized in that: described quick connection port is by fittings body, the locking swivel nut, interior cutting ferrule and seal ring constitute, described fittings body is provided with an internal lining pipe, the root of described internal lining pipe is provided with screw thread, described locking screw cover is set in outside the internal lining pipe, locking swivel nut being threaded by screw thread and internal lining pipe root, described loose joint end is by fittings body, inipple, loose joint nut and seal ring constitute, described loose joint nut sleeve is located on the inipple, inipple and fittings body fixed seal connection, be arranged at intervals with at least two circumferential fins on the excircle of internal lining pipe leading portion, cutting ferrule is set in outside the circumference of internal lining pipe leading portion in described, it is zigzag circumferential fin that the inner peripheral wall of interior cutting ferrule is provided with at least two axial sections, the front end of the outer wall of interior cutting ferrule is provided with conical surface, between the excircle of the inner peripheral wall of cutting ferrule and internal lining pipe leading portion, the stage casing inwall of locking swivel nut was provided with conical surface in external connecting pipe was inserted into from the front end of described locking swivel nut.
2. the fitting structure of quick connection as claimed in claim 1 and loose joint combination, it is characterized in that: the fore end outer circumference of described internal lining pipe is provided with at least one seal ring.
3. the fitting structure of quick connection as claimed in claim 1 and loose joint combination, it is characterized in that: the fore end outer circumference of described internal lining pipe is provided with the groove of at least one circumferencial direction, is provided with an O RunddichtringO in the described groove.
4. the fitting structure of quick connection as claimed in claim 1 and loose joint combination is characterized in that: be provided with seal ring between the inwall of described inipple and fittings body.
5. the fitting structure of quick connection as claimed in claim 1 and loose joint combination, it is characterized in that: the rear end of described inipple is provided with seal washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010189084XA CN102269305A (en) | 2010-06-01 | 2010-06-01 | Quick connection and movable connection combined pipe fitting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010189084XA CN102269305A (en) | 2010-06-01 | 2010-06-01 | Quick connection and movable connection combined pipe fitting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102269305A true CN102269305A (en) | 2011-12-07 |
Family
ID=45051688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010189084XA Pending CN102269305A (en) | 2010-06-01 | 2010-06-01 | Quick connection and movable connection combined pipe fitting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102269305A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102578024A (en) * | 2012-03-16 | 2012-07-18 | 徐伟宁 | Ecological fish tank |
| CN113803551A (en) * | 2021-09-09 | 2021-12-17 | 中国航发南方工业有限公司 | Hot end part pipeline connection sealing structure and aircraft engine thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2422506Y (en) * | 2000-03-27 | 2001-03-07 | 李炳孝 | Portable loose joint |
| JP2001124258A (en) * | 1999-10-28 | 2001-05-11 | Mym Corp | Pipe joint |
| JP2004183761A (en) * | 2002-12-03 | 2004-07-02 | Ck Kinzoku Kk | Hot water/cold water supplying pipe header and joint |
| CN201739678U (en) * | 2010-06-01 | 2011-02-09 | 上海龙胜实业有限公司 | Quick connection and loose joint combined pipe fitting structure |
-
2010
- 2010-06-01 CN CN201010189084XA patent/CN102269305A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001124258A (en) * | 1999-10-28 | 2001-05-11 | Mym Corp | Pipe joint |
| CN1143070C (en) * | 1999-10-28 | 2004-03-24 | 株式会社喜多村合金制作所 | Pipe joint |
| CN2422506Y (en) * | 2000-03-27 | 2001-03-07 | 李炳孝 | Portable loose joint |
| JP2004183761A (en) * | 2002-12-03 | 2004-07-02 | Ck Kinzoku Kk | Hot water/cold water supplying pipe header and joint |
| CN201739678U (en) * | 2010-06-01 | 2011-02-09 | 上海龙胜实业有限公司 | Quick connection and loose joint combined pipe fitting structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102578024A (en) * | 2012-03-16 | 2012-07-18 | 徐伟宁 | Ecological fish tank |
| CN102578024B (en) * | 2012-03-16 | 2014-05-14 | 徐伟宁 | Ecological fish tank |
| CN113803551A (en) * | 2021-09-09 | 2021-12-17 | 中国航发南方工业有限公司 | Hot end part pipeline connection sealing structure and aircraft engine thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111207 |