CN102797924A - Quick dual-connector device - Google Patents
Quick dual-connector device Download PDFInfo
- Publication number
- CN102797924A CN102797924A CN2012102778121A CN201210277812A CN102797924A CN 102797924 A CN102797924 A CN 102797924A CN 2012102778121 A CN2012102778121 A CN 2012102778121A CN 201210277812 A CN201210277812 A CN 201210277812A CN 102797924 A CN102797924 A CN 102797924A
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- Prior art keywords
- nut
- tightening nut
- tightening
- metal ring
- locking nut
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Abstract
A quick dual-connector device comprises a threaded interface, a copper tube and a locking nut and further comprises a sealing ring made of an elastic material, a metal ring with a nick, and a tightening nut, wherein the copper tube is inserted into the threaded interface; external threads are arranged at one end of the tightening nut with a tightening part; one end of the sealing ring is adhered to the end part of the threaded interface; the other end of the sealing ring is matched with the tightening part of the tightening nut; the metal ring is arranged at the top of the tightening nut; the locking nut is screwed with the tightening nut; and the metal ring with the nick is matched with the locking nut and the copper tube. The sealing ring tightly enwraps the copper tube through the tightening nut, and the tightening nut is in tight fit with the threaded interface, thus achieving a sealing aim; the locking nut acts on the metal ring; under the actions of the locking nut and the metal ring, a physical groove clamping slot is formed on the peripheral surface of the copper tube, thus effectively preventing the copper tube from axially moving along the threaded interface; the defects that in the prior art, the copper tube is required to be flared and leakage is easily caused are overcome; and the quick dual-connector device is convenient to assemble, without using a special tool.
Description
Technical field
The present invention relates to the connection set of a kind of interface and pipeline, especially a kind of refrigeration system pipeline that is used for connects the interface device that the water-heater system pipeline connects.
Background technique
Present existing technology; A kind of interface device comprises threaded coupling, copper pipe and locking nut, and said locking nut comprises nut portions and the engagement portion that is positioned at the band center hole of the axial end of nut portions; The connecting end enlarging of copper pipe and threaded coupling; The end of threaded coupling is truncated cone, the butt-end of enlarging and threaded coupling, and locking nut and threaded coupling screw togather.Existing problems are: in use, also need special tool, and installation precision are high, are prone to the joint poor sealing performance of copper pipe and threaded coupling the enlarging of copper pipe end, and gas leakage or leakage.
Summary of the invention
The objective of the invention is: a kind of Fast Dual connection mouth device is provided, and it does not need proprietary instrument, and easy to connect, good seal performance.
The present invention is achieved in that a kind of Fast Dual connection mouth device, comprises threaded coupling, copper pipe and locking nut, and said locking nut comprises nut portions and the engagement portion that is positioned at the band center hole of the axial end of nut portions, and said copper pipe inserts in the threaded coupling; Also comprise seal ring, notched metal ring and tightening nut that an elastic material is processed,
Said tightening nut comprises nut portions and the engagement portion that is positioned at the band center hole on the axial top of nut portions; Said tightening nut has an end of engagement portion that outside thread is arranged;
Said seal ring is enclosed within on the copper pipe, and the axial end of seal ring cooperates with the engagement portion of tightening nut with end applying, the other end of threaded coupling;
Said notched metal ring is provided with the top of tightening nut, and locking nut and tightening nut screw togather, and notched metal ring cooperates with locking nut and copper pipe.
Described a kind of Fast Dual connection mouth device, its special way is: the bottom of the center hole of the engagement portion of said locking nut is truncated cone, and the truncated cone portion of center hole cooperates with metal ring.
Described a kind of Fast Dual connection mouth device, its special way is: the outer circumferential surface of said seal ring is truncated cone, and the nut portions of said tightening nut and the intersection of engagement portion are truncated cone.
Described a kind of Fast Dual connection mouth device, its special way is: the bottom of said seal ring also has an interface, and there is a counterbore end of said threaded coupling, and interface and counterbore are chimeric.
Described a kind of Fast Dual connection mouth device, its special way is: the outer circumferential surface top of said seal ring is truncated cone, the bottom is cylindrical, and the nut portions of said tightening nut and the intersection of engagement portion are truncated cone.
Described a kind of Fast Dual connection mouth device, its special way is: said seal ring is arranged in the tightening nut, and said notched metal ring is arranged on the top of tightening nut, and said locking nut and tightening nut screw togather; Said seal ring, tightening nut, notched metal ring and locking nut are combined into one.
Described a kind of Fast Dual connection mouth device, its special way is: said locking nut is seen rounded or hexagon from plan view.
A kind of Fast Dual connection mouth of the present invention device, owing to adopt such structure, tightening nut closely coats copper pipe with seal ring and closely cooperates with threaded coupling, reaches the purpose of sealing; Locking nut acts on eyelet, because the effect of locking nut and eyelet forms physics chase draw-in groove on the outer circumferential surface of copper pipe, prevents copper pipe moving axially along threaded coupling effectively.Overcome in the existing technology, needed copper pipe is carried out enlarging processing, be prone to leakage defect.The present invention is easy to assembly, does not need special tool.
Description of drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is the three-dimensional cutaway view of user mode of the present invention.
Fig. 3 is the sectional view of second embodiment of the invention.
Fig. 4 is the sectional view of the user mode of second embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described.
As shown in Figure 1, a kind of Fast Dual connection mouth device comprises threaded coupling 1, copper pipe 2 and locking nut 3, and said locking nut 3 comprises nut portions 31 and the engagement portion 32 that is positioned at the band center hole of nut portions 31 axial ends, and said copper pipe 2 inserts in the threaded coupling 1; Also comprise seal ring 4, notched metal ring 5 and tightening nut 6 that an elastic material is processed, metal ring 5 is processed by stainless steel material;
Said tightening nut 6 comprises nut portions 61 and the engagement portion 62 that is positioned at the band center hole on nut portions 61 axial tops; Said tightening nut 6 has an end of engagement portion 62 that outside thread is arranged;
Said seal ring 4 is enclosed within on the copper pipe 2, and seal ring 4 axial ends cooperate with the engagement portion 62 of tightening nut 6 with end applying, the other end of threaded coupling 2; Said seal ring 4 is processed by rubber material or nylon material.
Said locking nut 3 is seen rounded or hexagon from plan view.
The tightening nut 6 of the outside thread bottom of said tightening nut 6 is taken a fancy to rounded or hexagon from plan view.
Said notched metal ring 5 is provided with the top of tightening nut 6, and locking nut 3 screws togather with tightening nut 6, and notched metal ring 5 cooperates with locking nut 3 and copper pipe 2.Because the effect of tightening nut 3 forms physical property chase draw-in groove on copper pipe 2.
The bottom of the center hole of the engagement portion 32 of said locking nut 3 is truncated cone, and the truncated cone portion 33 of center hole cooperates with metal ring 5.The setting of the truncated cone portion 33 of center hole can use metal ring 5 to hold copper pipe 2 tightly.
Said seal ring 4 is arranged in the tightening nut 6, and said notched metal ring 5 is arranged on the top of tightening nut 6, and said locking nut 3 screws togather with tightening nut 6, and the truncated cone portion 33 of locking nut 3 prevents that metal ring 3 from radially moving; Said seal ring 4, tightening nut 6, notched metal ring 5 and locking nut 3 are combined into one the formation lock-in component.Lock-in component is as a production marketing and use, use, transportation and convenient for storing.
As further improvement: the outer circumferential surface of said seal ring 4 is truncated cone, and the nut portions 61 of said tightening nut 6 is truncated cone with the intersection of engagement portion 62.Adopt this spline structure, can use seal ring 4 to hold copper pipe 2 tightly.On this basis, the bottom of said seal ring also is provided with an interface 41, and there is a counterbore 11 end of said threaded coupling 1, and interface 41 is chimeric with counterbore 11.
As further improving: the outer circumferential surface top of said seal ring 4 is truncated cone, the bottom is cylindrical, and the nut portions 61 of said tightening nut 6 is truncated cone with the intersection of engagement portion 62.
As shown in Figure 2, technological scheme of the present invention should be in the cross-peen portion 71 that air-conditioning stop valve 7 is connected with indoor set.Some air-conditionings cut valve 7 has cross-peen portion 71, and some no cross-peen portions 71 directly are communicated with the inner chamber of the valve body of air-conditioning stop valve by the threaded coupling of technological scheme of the present invention.Copper pipe 2 is connected with indoor apparatus of air conditioner.Pipe 72 is connected with outdoor unit.
In use, copper pipe 2 passes lock-in component and stretches in the threaded coupling 1, and tightening nut 6 is relative with threaded coupling 2, and rotational lock nut 3 can realize that just tightening nut 6 and threaded coupling 1 screw togather.
As shown in Figure 3, the end of pipe joint 8 is provided with threaded coupling 1.
As shown in Figure 4, pipe joint 8 one ends and first pipeline 9 are solidly connected, and another pipe joint 8 is fixedly connected with second pipeline 10, and pipe joint 8 is provided with threaded coupling 1;
The two ends of one connecting tube 11 are connected with a technological scheme of the present invention respectively.
Above-described only is preferential mode of execution of the present invention.Should be pointed out that for the person of ordinary skill of the art under the situation that does not break away from the principle of the invention, can also make some improvement and modification, this also is regarded as protection scope of the present invention.
Claims (9)
1. a Fast Dual connection mouth device comprises threaded coupling, copper pipe and locking nut, and said locking nut comprises nut portions and the engagement portion that is positioned at the band center hole of the axial end of nut portions, it is characterized in that: said copper pipe inserts in the threaded coupling; Also comprise seal ring, notched metal ring and tightening nut that an elastic material is processed,
Said tightening nut comprises nut portions and the engagement portion that is positioned at the band center hole on the axial top of nut portions; Said tightening nut has an end of engagement portion that outside thread is arranged;
Said seal ring is enclosed within on the copper pipe, and the axial end of seal ring cooperates with the engagement portion of tightening nut with end applying, the other end of threaded coupling;
Said notched metal ring is provided with the top of tightening nut, and locking nut and tightening nut screw togather, and notched metal ring cooperates with locking nut and copper pipe.
2. a kind of Fast Dual connection mouth device according to claim 1, it is characterized in that: the bottom of the center hole of the engagement portion of said locking nut is truncated cone, and the truncated cone portion of center hole cooperates with metal ring.
3. a kind of Fast Dual connection mouth device according to claim 1, it is characterized in that: the outer circumferential surface of said seal ring is truncated cone, and the nut portions of said tightening nut and the intersection of engagement portion are truncated cone.
4. a kind of Fast Dual connection mouth device according to claim 3, it is characterized in that: the bottom of said seal ring also has an interface, and there is a counterbore end of said threaded coupling, and interface and counterbore are chimeric.
5. a kind of Fast Dual connection mouth device according to claim 1 is characterized in that: the outer circumferential surface top of said seal ring is truncated cone, the bottom is cylindrical, and the nut portions of said tightening nut and the intersection of engagement portion are truncated cone.
6. a kind of Fast Dual connection mouth device according to claim 5, it is characterized in that: the bottom of said seal ring also has an interface, and there is a counterbore end of said threaded coupling, and interface and counterbore are chimeric.
7. according to claim 3,4,5 or 6 described a kind of Fast Dual connection mouth devices, it is characterized in that: the bottom of the center hole of the engagement portion of said tightening nut is truncated cone, and the truncated cone portion of center hole cooperates with metal ring.
8. according to claim 1,2,3,4,5 or 6 described a kind of Fast Dual connection mouth devices; It is characterized in that: said seal ring is arranged in the tightening nut; Said notched metal ring is arranged on the top of tightening nut, and said locking nut and tightening nut screw togather; Said seal ring, tightening nut, notched metal ring and locking nut are combined into one.
9. according to claim 1,2,3,4,5 or 6 described a kind of Fast Dual connection mouth devices, it is characterized in that: said locking nut is seen rounded or hexagon from plan view.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102778121A CN102797924A (en) | 2012-08-07 | 2012-08-07 | Quick dual-connector device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102778121A CN102797924A (en) | 2012-08-07 | 2012-08-07 | Quick dual-connector device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102797924A true CN102797924A (en) | 2012-11-28 |
Family
ID=47197153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102778121A Pending CN102797924A (en) | 2012-08-07 | 2012-08-07 | Quick dual-connector device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102797924A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559518A (en) * | 2017-10-25 | 2018-01-09 | 青岛理工大学 | Axial inner pull type quick connection submarine pipeline device |
| CN108317320A (en) * | 2018-04-04 | 2018-07-24 | 辽宁壮龙无人机科技有限公司 | Adapter assembly and fuel supply pipe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2702069B2 (en) * | 1994-03-15 | 1998-01-21 | 株式会社ウエックス | Jointing device for plastic pipes such as copper pipes |
| CN2465024Y (en) * | 2001-02-06 | 2001-12-12 | 上海天鹅建筑装潢有限公司 | Double leakage proof pipe joint |
| EP1281906A2 (en) * | 2001-08-03 | 2003-02-05 | Mapress GmbH & Co. KG | Coupling for connecting two pipes |
| CN1963279A (en) * | 2005-11-09 | 2007-05-16 | 天津市津南区凯达电子有限公司 | Telescopic connection pipe for mounting water meter |
| CN2929427Y (en) * | 2006-05-15 | 2007-08-01 | 叶福西 | Plastic pipeline joint |
| CN202756806U (en) * | 2012-08-07 | 2013-02-27 | 冈山精工(中山)有限公司 | Fast double-connector device |
-
2012
- 2012-08-07 CN CN2012102778121A patent/CN102797924A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2702069B2 (en) * | 1994-03-15 | 1998-01-21 | 株式会社ウエックス | Jointing device for plastic pipes such as copper pipes |
| CN2465024Y (en) * | 2001-02-06 | 2001-12-12 | 上海天鹅建筑装潢有限公司 | Double leakage proof pipe joint |
| EP1281906A2 (en) * | 2001-08-03 | 2003-02-05 | Mapress GmbH & Co. KG | Coupling for connecting two pipes |
| CN1963279A (en) * | 2005-11-09 | 2007-05-16 | 天津市津南区凯达电子有限公司 | Telescopic connection pipe for mounting water meter |
| CN2929427Y (en) * | 2006-05-15 | 2007-08-01 | 叶福西 | Plastic pipeline joint |
| CN202756806U (en) * | 2012-08-07 | 2013-02-27 | 冈山精工(中山)有限公司 | Fast double-connector device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559518A (en) * | 2017-10-25 | 2018-01-09 | 青岛理工大学 | Axial inner pull type quick connection submarine pipeline device |
| CN108317320A (en) * | 2018-04-04 | 2018-07-24 | 辽宁壮龙无人机科技有限公司 | Adapter assembly and fuel supply pipe |
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| 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: 20121128 |