CN205208001U - Fast connector - Google Patents
Fast connector Download PDFInfo
- Publication number
- CN205208001U CN205208001U CN201521014896.5U CN201521014896U CN205208001U CN 205208001 U CN205208001 U CN 205208001U CN 201521014896 U CN201521014896 U CN 201521014896U CN 205208001 U CN205208001 U CN 205208001U
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- CN
- China
- Prior art keywords
- joint
- maincenter
- spool
- circular groove
- internal thread
- Prior art date
- 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.)
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to a fast connector technical field, including internal thread nut, joint maincenter, maincenter overcoat and joint case, the internal thread nut is equipped with takes internal screw thread articulate end and pipe connection end, internal thread nut inside is equipped with inside convex uide bushing, the joint maincenter outside is located to the movably cover of maincenter overcoat, the inner wall of maincenter overcoat is equipped with the spacing ring, it locates in the joint maincenter to connect movably the inserting of case. The utility model discloses a fast connector, simple structure, it is convenient to assemble, connects to adopt two sealing washers to seal the protection between case and the internal thread nut, and the gas tightness is strong. Also adopt two sealing washers that diameter of the inner ring is different seal protection at the lock pin with connecting the case junction, sealing washer with insert core outside surface sliding contact, one and lock pin front end contact, the gas tightness is strong.
Description
Technical field
The utility model relates to rapid pipe joint technical field.
Background technique
Rapid pipe joint is a kind of joint realizing pipeline and connect fast, while realization connects fast, must ensure the tightness that pipeline connects.Traditional rapid pipe joint airtight shape of being connected between lock pin with joint spool after lock pin inserts mainly is slidably matched by the outer surface being arranged on seal ring in the open end of joint spool and lock pin front end and realizes sealing, sealing circle can be caused after the repeated multiple times plug of lock pin to occur tired or aging, expand the matching gap of seal ring and lock pin outer surface, affect tightness.
Model utility content
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of rapid pipe joint.
For solving the problem, the utility model provides following technological scheme:
A kind of rapid pipe joint, comprises internal thread nut, joint maincenter, maincenter overcoat and joint spool; Described internal thread nut is provided with tapped joint connecting end and conduit connection end; Described internal thread nut inside is provided with to projecting inward guide sleeve; One end of described joint maincenter is threaded with the joint connecting end of internal thread nut, and the other end is provided with the flange of band ladder; Described maincenter overcoat is sheathed on outside joint maincenter movably; The inwall of described maincenter overcoat is provided with limited ring; Outer casing spring is provided with between described maincenter outer casing inner wall and joint maincenter outer wall; The two ends of described outer casing spring lean with the sidewall of limited ring and the end of internal thread nut respectively; Described joint spool is inserted in joint maincenter movably; Described joint spool is provided with the closed end coordinated with the guide sleeve of internal thread nut and the open end coordinated with joint maincenter inwall; The open end outer wall of described joint spool is provided with outward extending position limiting convex ring; Described joint spool is arranged with valve core spring; The two ends of described valve core spring lean with the sidewall of position limiting convex ring and the sidewall of guide sleeve respectively; The sidewall of described joint maincenter near flange side is along the circumferential direction evenly provided with several cone shape holes; A steel ball is all equiped with in each cone shape hole; Described steel ball exposes the part outside joint maincenter and leans with the sidewall of limited ring, and steel ball is along the radial direction of joint maincenter against the outer wall of joint spool open end; Described joint valve in-core is provided with the suction chamber extended to closed end from open end; The bottom of described suction chamber is along joint valve core diameter to the suction port being provided with penetrator spool.
Further, the inwall of described guide sleeve is provided with the first circular groove and the second circular groove; The seal ring be slidably matched with the closed end outer wall of joint spool is all arranged with in described first circular groove and the second circular groove; The spacing of described first circular groove and the second circular groove is 1.5 ~ 2 times of joint spool upper air button diameter.
Further, the step coordinated with the position limiting convex ring sidewall of joint spool open end is provided with in described joint maincenter.
Further, the 3rd circular groove and the 4th circular groove is provided with in the open end of described joint spool; All seal ring is arranged with in described 3rd circular groove and the 3rd circular groove; The inner ring diameter of described 4th seal ring is 0.5 ~ 0.9 times of the inner ring diameter of the 3rd seal ring.
Beneficial effect: a kind of rapid pipe joint of the present utility model, structure is simple, and it is convenient to assemble, and adopt two seal rings to carry out seal protection between joint spool and internal thread nut, tightness is strong.Also the seal ring adopting two inner ring diameters different in lock pin and joint spool joint carries out seal protection, a seal ring and the sliding contact of lock pin outer surface, one with lock pin before end in contact, tightness is strong.
Accompanying drawing explanation
Fig. 1 is stereo decomposing structural representation of the present utility model;
Fig. 2 is sectional structure schematic diagram of the present utility model;
Fig. 3 is the assembling schematic diagram of the utility model and lock pin;
Description of reference numerals: internal thread nut 1, guide sleeve 1a, joint maincenter 2, step 2a, maincenter overcoat 3, limited ring 3a, joint spool 4, position limiting convex ring 4a, suction chamber 4b, relief opening 4c, outer casing spring 5, steel ball 6, valve core spring 7, first circular groove 8, second circular groove the 9, three circular groove 10,4th circular groove 11, seal ring 12, lock pin 13.
Embodiment
Below in conjunction with Figure of description and embodiment, specific embodiment of the utility model is described in further detail:
Referring to figs. 1 through a kind of rapid pipe joint shown in Fig. 3, comprise internal thread nut 1, joint maincenter 2, maincenter overcoat 3 and joint spool 4; Described internal thread nut 1 is provided with tapped joint connecting end and conduit connection end; Described internal thread nut 1 inside is provided with to projecting inward guide sleeve 1a; One end of described joint maincenter 2 is threaded with the joint connecting end of internal thread nut 1, and the other end is provided with the flange of band ladder; Described maincenter overcoat 3 is sheathed on outside joint maincenter 2 movably; The inwall of described maincenter overcoat 3 is provided with limited ring 3a; Outer casing spring 5 is provided with between described maincenter overcoat 3 inwall and joint maincenter 2 outer wall; The two ends of described outer casing spring 5 lean with the sidewall of limited ring 3a and the end of internal thread nut 1 respectively; Described joint spool 4 is inserted in joint maincenter 2 movably; Described joint spool 4 is provided with the closed end coordinated with the guide sleeve 1a of internal thread nut 1 and the open end coordinated with joint maincenter 2 inwall; The open end outer wall of described joint spool 4 is provided with outward extending position limiting convex ring 4a; Described joint spool 4 is arranged with valve core spring 7; The two ends of described valve core spring 7 lean with the sidewall of position limiting convex ring 4a and the sidewall of guide sleeve 1a respectively; The sidewall of described joint maincenter 2 near flange side is along the circumferential direction evenly provided with several cone shape holes; A steel ball 6 is all equiped with in each cone shape hole; The part that described steel ball 6 exposes outside joint maincenter 2 leans with the sidewall of limited ring 3a, and steel ball 6 is along the radial direction of joint maincenter 2 against the outer wall of joint spool 4 open end; The suction chamber 4b extended to closed end from open end is provided with in described joint spool 4; The bottom of described suction chamber 4b is provided with the suction port of penetrator spool 4 along joint spool 4 radial direction; The inwall of described guide sleeve 1a is provided with the first circular groove 8 and the second circular groove 9; The seal ring 12 be slidably matched with the closed end outer wall of joint spool 4 is all arranged with in described first circular groove 8 and the second circular groove 9; The spacing of described first circular groove 8 and the second circular groove 9 is 1.5 ~ 2 times of joint spool 4 upper air button diameter; The step 2a coordinated with the position limiting convex ring 4a sidewall of joint spool 4 open end is provided with in described joint maincenter 2.
The 3rd circular groove 10 and the 4th circular groove 11 is provided with in the open end of described joint spool 4; Seal ring 12 is all arranged with in described 3rd circular groove 10 and the 3rd circular groove 10; The inner ring diameter of described 4th seal ring 12 is 0.5 ~ 0.9 times of the inner ring diameter of the 3rd seal ring 12.
A kind of rapid pipe joint of the present utility model, structure is simple, and it is convenient to assemble, and adopt two seal rings 12 to carry out seal protection between joint spool 4 and internal thread nut 1, tightness is strong.Also the seal ring 12 adopting two inner ring diameters different in lock pin 13 and joint spool 4 joint carries out seal protection, a seal ring 12 and the sliding contact of lock pin 13 outer surface, one with lock pin 13 before end in contact, tightness is strong.
The above, it is only preferred embodiment of the present utility model, not any restriction is made to technical scope of the present utility model, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of the technical solution of the utility model.
Claims (4)
1. a rapid pipe joint, is characterized in that: comprise internal thread nut (1), joint maincenter (2), maincenter overcoat (3) and joint spool (4); Described internal thread nut (1) is provided with tapped joint connecting end and conduit connection end; Described internal thread nut (1) inside is provided with to projecting inward guide sleeve (1a); One end of described joint maincenter (2) is threaded with the joint connecting end of internal thread nut (1), and the other end is provided with the flange of band ladder; Described maincenter overcoat (3) is sheathed on joint maincenter (2) outside movably; The inwall of described maincenter overcoat (3) is provided with limited ring (3a); Outer casing spring (5) is provided with between described maincenter overcoat (3) inwall and joint maincenter (2) outer wall; The two ends of described outer casing spring (5) lean with the sidewall of limited ring (3a) and the end of internal thread nut (1) respectively; Described joint spool (4) is inserted in joint maincenter (2) movably; Described joint spool (4) is provided with the closed end coordinated with the guide sleeve of internal thread nut (1) (1a) and the open end coordinated with joint maincenter (2) inwall; The open end outer wall of described joint spool (4) is provided with outward extending position limiting convex ring (4a); Described joint spool (4) is arranged with valve core spring (7); The two ends of described valve core spring (7) lean with the sidewall of position limiting convex ring (4a) and the sidewall of guide sleeve (1a) respectively; The sidewall of described joint maincenter (2) near flange side is along the circumferential direction evenly provided with several cone shape holes; A steel ball (6) is all equiped with in each cone shape hole; The part that described steel ball (6) exposes joint maincenter (2) outside leans with the sidewall of limited ring (3a), and steel ball (6) is along the radial direction of joint maincenter (2) against the outer wall of joint spool (4) open end; The suction chamber (4b) extended to closed end from open end is provided with in described joint spool (4); The bottom of described suction chamber (4b) is provided with the suction port of penetrator spool (4) along joint spool (4) radial direction.
2. a kind of rapid pipe joint according to claim 1, is characterized in that: the inwall of described guide sleeve (1a) is provided with the first circular groove (8) and the second circular groove (9); The seal ring (12) be slidably matched with the closed end outer wall of joint spool (4) is all arranged with in described first circular groove (8) and the second circular groove (9); The spacing of described first circular groove (8) and the second circular groove (9) is 1.5 ~ 2 times of joint spool (4) upper air button diameter.
3. a kind of rapid pipe joint according to claim 1, is characterized in that: be provided with the step (2a) coordinated with position limiting convex ring (4a) sidewall of joint spool (4) open end in described joint maincenter (2).
4. a kind of rapid pipe joint according to claim 1, is characterized in that: be provided with the 3rd circular groove (10) and the 4th circular groove (11) in the open end of described joint spool (4); Seal ring (12) is all arranged with in described 3rd circular groove (10) and the 3rd circular groove (10); The inner ring diameter of the 4th seal ring (12) is 0.5 ~ 0.9 times of the inner ring diameter of the 3rd seal ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014896.5U CN205208001U (en) | 2015-12-09 | 2015-12-09 | Fast connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014896.5U CN205208001U (en) | 2015-12-09 | 2015-12-09 | Fast connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205208001U true CN205208001U (en) | 2016-05-04 |
Family
ID=55845718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521014896.5U Active CN205208001U (en) | 2015-12-09 | 2015-12-09 | Fast connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205208001U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247054A (en) * | 2016-09-23 | 2016-12-21 | 上海奥星制药技术装备有限公司 | A kind of hygiene-type ready-packaged joint |
| CN107178642A (en) * | 2017-07-26 | 2017-09-19 | 中山市天浩塑料制品实业有限公司 | Valve |
| WO2020034384A1 (en) * | 2018-08-13 | 2020-02-20 | 谢丽霞 | Joint for gas tightness detection of special-shaped welded pipeline |
| CN115930018A (en) * | 2022-11-28 | 2023-04-07 | 宁波新邦科技股份有限公司 | Quick connector and machining method thereof |
-
2015
- 2015-12-09 CN CN201521014896.5U patent/CN205208001U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247054A (en) * | 2016-09-23 | 2016-12-21 | 上海奥星制药技术装备有限公司 | A kind of hygiene-type ready-packaged joint |
| CN107178642A (en) * | 2017-07-26 | 2017-09-19 | 中山市天浩塑料制品实业有限公司 | Valve |
| WO2020034384A1 (en) * | 2018-08-13 | 2020-02-20 | 谢丽霞 | Joint for gas tightness detection of special-shaped welded pipeline |
| CN115930018A (en) * | 2022-11-28 | 2023-04-07 | 宁波新邦科技股份有限公司 | Quick connector and machining method thereof |
| CN115930018B (en) * | 2022-11-28 | 2023-07-14 | 宁波新邦科技股份有限公司 | Quick connector and processing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 315500 Fangqiao Industrial Park, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Ningbo Xinbang Technology Co., Ltd Address before: 315500 Zhejiang city of Ningbo province Fenghua City Bridge Industrial Park No. 13 Fang Xin Lu Patentee before: NINGBO XINBANG TOOLS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315500 Fangqiao Industrial Park, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Ningbo Xinbang Technology Co.,Ltd. Address before: 315500 Fangqiao Industrial Park, Fenghua District, Ningbo City, Zhejiang Province Patentee before: Ningbo Xinbang Technology Co., Ltd |