CN106247043A - A kind of pipe fitting joint for sealing connecting - Google Patents
A kind of pipe fitting joint for sealing connecting Download PDFInfo
- Publication number
- CN106247043A CN106247043A CN201610733739.2A CN201610733739A CN106247043A CN 106247043 A CN106247043 A CN 106247043A CN 201610733739 A CN201610733739 A CN 201610733739A CN 106247043 A CN106247043 A CN 106247043A
- Authority
- CN
- China
- Prior art keywords
- joint
- taper surface
- pipe
- connection
- sealing ring
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/005—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts comprising locking means for the threaded member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0206—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the collar not being integral with the pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0231—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member with specially adapted means for positioning the threaded member behind the collar
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints With Pressure Members (AREA)
Abstract
nullThe invention discloses a kind of pipe fitting joint for sealing connecting,Including pipe joint body、Connect plug body、Loose joint nut、Steel ball、First sealing ring and the second sealing ring,The outer wall of described pipe joint body is provided with the connection flank with loose joint nut screw connection,The inwall of described pipe joint body is provided with the first sealing ring,The end of described pipe joint body is provided with the first taper surface,It is provided with the second sealing ring in described first taper surface,It is embedded with connection plug body in described loose joint nut,Described connection plug body is provided with positioning convex body,Described positioning convex body matches with the rib of loose joint nut,The left end of described connection plug body is provided with Plug Division,Match with there being the first taper surface in described Plug Division,Several steel balls it are provided with in described Plug Division,Described steel ball matches with the end face of pipe joint body,Dual-seal circle improves the connection sealing of joint and pipe,Lozenges has pretightning force locking pipe fitting radially to steel ball,Avoid vibrating and cause loosening of connection.
Description
[technical field]
The present invention relates to connector field, particularly a kind of pipe fitting joint for sealing connecting.
[background technology]
Pipe fitting be tubing plays connection, control, break-in, shunt, seal, the general designation of the parts of the effect such as support,
Being by the important component part of pipe connecting line, pipe joint is a kind of connector of energy mounting or dismounting in fluid passage, is using
Time, there is one end of locking nut for removably connecting with machinery equipment, the other end is used for being plugged in pipe.Existing pipe connects
Head in use it is possible that reveal phenomenon, and due to vibration cause connection loosen phenomenon, connect less reliable,
It is proposed that a kind of pipe fitting joint for sealing connecting.
[summary of the invention]
The purpose of the present invention solves the problems of the prior art exactly, proposes a kind of pipe fitting joint for sealing connecting, utilizes dual
Sealing ring improves the connection sealing of joint and pipe, it is to avoid connection system generation leakage problem, utilizes and connects plug body and steel
Pearl coordinates, and lozenges has pretightning force locking pipe fitting radially to steel ball, it is to avoid vibration causes loosening of connection.
For achieving the above object, the present invention proposes a kind of pipe fitting joint for sealing connecting, including pipe joint body, connects plug
Body, loose joint nut, steel ball, the first sealing ring and the second sealing ring, the outer wall of described pipe joint body is provided with and loose joint nut
The connection flank coordinated, the inwall of described pipe joint body is provided with the second annular slot, is provided with in described second annular slot
First sealing ring, the end of described pipe joint body is provided with the first taper surface, is provided with first annular card in described first taper surface
Groove, is provided with the second sealing ring, is embedded with connection plug body in described loose joint nut in described first annular draw-in groove, described connection is inserted
Head body is provided with positioning convex body, and described positioning convex body matches with the rib of loose joint nut, and the left end of described connection plug body sets
Have Plug Division, described Plug Division to match with there being the first taper surface, in described Plug Division, be provided with several steel balls, described steel ball with
The end face of pipe joint body matches.
As preferably, the outer wall of described Plug Division is provided with the second taper surface, described second taper surface with have the first taper surface
Matching, the inwall of described Plug Division is provided with triconic face, matches with steel ball in described triconic face.
As preferably, the tapering of described first taper surface and the second taper surface is identical.
As preferably, described positioning convex body is annular convex, and the cross sectional shape of described positioning convex body is rectangle, described location
Rib is close to by the right wall of convex body.
As preferably, the turning of described connection plug body right-hand member is provided with arc transition.
Beneficial effects of the present invention: the present invention by pipe pipe joint body, connect plug body, loose joint nut, steel ball, first
Sealing ring and the cooperation of the second sealing ring, utilize dual-seal circle to improve the connection sealing of joint and pipe, it is to avoid connects system
There is leakage problem in system, utilizes connection plug body to coordinate with steel ball, and lozenges has pretightning force locking pipe fitting radially to steel ball,
Avoid vibrating and cause loosening of connection.
Inventive feature and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the present invention a kind of pipe fitting joint for sealing connecting.
In figure: 1-pipe joint body, 2-connect plug body, 3-loose joint nut, 4-steel ball, 5-the first sealing ring, 6-second
Sealing ring, 11-the first taper surface, 12-end face, 13-the second annular slot, the first annular draw-in groove of 14-, 21-Plug Division, 22-
Triconic face, 23-the second taper surface, 24-arc transition, 25-positioning convex body, 31-rib.
[detailed description of the invention]
Refering to Fig. 1 one of the present invention pipe fitting joint for sealing connecting, including pipe joint body 1, connect plug body 2, loose joint nut
3, steel ball the 4, first sealing ring 5 and the second sealing ring 6, the outer wall of described pipe joint body 1 is provided with and coordinates with loose joint nut 3
Connecting flank, the inwall of described pipe joint body 1 is provided with the second annular slot 13, is provided with the in described second annular slot 13
One sealing ring 5, the end of described pipe joint body 1 is provided with the first taper surface 11, is provided with the first ring in described first taper surface 11
Shape draw-in groove 14, is provided with the second sealing ring 6, is embedded with connection plug body in described loose joint nut 3 in described first annular draw-in groove 14
2, described connection plug body 2 is provided with positioning convex body 25, and described positioning convex body 25 matches with the rib 31 of loose joint nut 3, institute
The left end stating connection plug body 2 is provided with Plug Division 21, and match with there being the first taper surface 11 in described Plug Division 21, described Plug Division
Being provided with several steel balls 4 in 21, described steel ball 4 matches with the end face 12 of pipe joint body 1.The outer wall of described Plug Division 21 sets
Having the second taper surface 23, described second taper surface 23 to match with there being the first taper surface 11, the inwall of described Plug Division 21 is provided with
Triconic face 22, matches with steel ball 4 in described triconic face 22.Described first taper surface 11 and the cone of the second taper surface 23
Spend identical.Described positioning convex body 25 is annular convex, and the cross sectional shape of described positioning convex body 25 is rectangle, described positioning convex body 25
Right wall be close to rib 31.The turning of described connection plug body 2 right-hand member is provided with arc transition 24.
Work process of the present invention:
One pipe fitting joint for sealing connecting of the present invention in the course of the work, inserts a tube into pipe joint body 1, the first sealing ring 5
Be in close contact with the outer wall of pipe fitting, then screw loose joint nut 3, during screwing, loose joint nut 3 be connected plug body 2
Coordinating, rib 31 drives positioning convex body 25 to move forward, and the second taper surface 23 is in close contact with the first taper surface 11, and now second
The outer ring of sealing ring 6 extrudes the second taper surface 23, and dual-seal circle improves the connection sealing of joint and pipe, it is to avoid connect system
There is leakage problem in system, the second taper surface 22 shifted under the driving of end face 12 by steel ball 4, and now the second taper surface 22 is to steel ball 4
Producing active force radially, pipe fitting is locked by steel ball 4, utilizes connection plug body to coordinate with steel ball, and steel ball is had by lozenges
There is pretightning force locking pipe fitting radially, it is to avoid vibration causes loosening of connection.
Above-described embodiment is the description of the invention, is not limitation of the invention, any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (5)
1. a pipe fitting joint for sealing connecting, it is characterised in that: include pipe joint body (1), connect plug body (2), loose joint nut
(3), steel ball (4), the first sealing ring (5) and the second sealing ring (6), the outer wall of described pipe joint body (1) is provided with and loose joint
The connection flank that nut (3) coordinates, the inwall of described pipe joint body (1) is provided with the second annular slot (13), and described second
Being provided with the first sealing ring (5) in annular slot (13), the end of described pipe joint body (1) is provided with the first taper surface (11), institute
It is provided with first annular draw-in groove (14) in stating the first taper surface (11), in described first annular draw-in groove (14), is provided with the second sealing ring
(6), being embedded with connection plug body (2) in described loose joint nut (3), described connection plug body (2) is provided with positioning convex body (25),
Described positioning convex body (25) matches with the rib (31) of loose joint nut (3), and the left end of described connection plug body (2) is provided with grafting
Portion (21), described Plug Division (21) match with there being the first taper surface (11), and described Plug Division is provided with several steel balls in (21)
(4), described steel ball (4) matches with the end face (12) of pipe joint body (1).
2. described a kind of pipe fitting joint for sealing connecting as claimed in claim 1, it is characterised in that: outside described Plug Division (21)
Wall is provided with the second taper surface (23), and described second taper surface (23) is matched with there being the first taper surface (11), described Plug Division
(21) inwall is provided with triconic face (22), and described triconic face (22) is matched with steel ball (4).
3. described a kind of pipe fitting joint for sealing connecting as claimed in claim 1 or 2, it is characterised in that: described first taper surface
(11) identical with the tapering of the second taper surface (23).
4. described a kind of pipe fitting joint for sealing connecting as claimed in claim 1, it is characterised in that: described positioning convex body (25) is
Annular convex, the cross sectional shape of described positioning convex body (25) is rectangle, and rib (31) is close to by the right wall of described positioning convex body (25).
5. described a kind of pipe fitting joint for sealing connecting as claimed in claim 1, it is characterised in that: described connection plug body (2)
The turning of right-hand member is provided with arc transition (24).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610733739.2A CN106247043A (en) | 2016-08-25 | 2016-08-25 | A kind of pipe fitting joint for sealing connecting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610733739.2A CN106247043A (en) | 2016-08-25 | 2016-08-25 | A kind of pipe fitting joint for sealing connecting |
Publications (1)
Publication Number | Publication Date |
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CN106247043A true CN106247043A (en) | 2016-12-21 |
Family
ID=57595527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610733739.2A Pending CN106247043A (en) | 2016-08-25 | 2016-08-25 | A kind of pipe fitting joint for sealing connecting |
Country Status (1)
Country | Link |
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CN (1) | CN106247043A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107448713A (en) * | 2017-08-24 | 2017-12-08 | 海盐双赢管件制造有限公司 | A kind of bite type seal tube joint |
CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
CN111055082A (en) * | 2019-11-08 | 2020-04-24 | 安徽莱鑫精密特种钢管有限公司 | Easily clear up high tenacity stainless steel pipe |
CN114607847A (en) * | 2020-12-04 | 2022-06-10 | 中国航发商用航空发动机有限责任公司 | Pipe connector and aeroengine |
EP4305331A4 (en) * | 2021-03-12 | 2024-05-15 | Abilene Christian University | High temperature remotely connected/disconnected pipe connector for molten salt reactors |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07127775A (en) * | 1993-11-01 | 1995-05-16 | Kiyohara Masako | Pipe connecting device |
JP2002317887A (en) * | 2001-04-20 | 2002-10-31 | Motonori Ooi | Mechanical joint for thin wall metal pipe |
CN102853182A (en) * | 2012-09-26 | 2013-01-02 | 邝月好 | Anti-drawing seal pipe fitting interface |
CN204254078U (en) * | 2014-11-24 | 2015-04-08 | 宁波恒元精工管阀科技有限公司 | Gas kitchen pipe joint |
CN205956588U (en) * | 2016-08-25 | 2017-02-15 | 嘉兴迈思特管件制造有限公司 | Pipe fitting sealing connection head |
-
2016
- 2016-08-25 CN CN201610733739.2A patent/CN106247043A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07127775A (en) * | 1993-11-01 | 1995-05-16 | Kiyohara Masako | Pipe connecting device |
JP2002317887A (en) * | 2001-04-20 | 2002-10-31 | Motonori Ooi | Mechanical joint for thin wall metal pipe |
CN102853182A (en) * | 2012-09-26 | 2013-01-02 | 邝月好 | Anti-drawing seal pipe fitting interface |
CN204254078U (en) * | 2014-11-24 | 2015-04-08 | 宁波恒元精工管阀科技有限公司 | Gas kitchen pipe joint |
CN205956588U (en) * | 2016-08-25 | 2017-02-15 | 嘉兴迈思特管件制造有限公司 | Pipe fitting sealing connection head |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
CN109140091B (en) * | 2017-06-28 | 2021-09-28 | 中航光电科技股份有限公司 | Fluid connector and plug shell assembly thereof |
CN107448713A (en) * | 2017-08-24 | 2017-12-08 | 海盐双赢管件制造有限公司 | A kind of bite type seal tube joint |
CN111055082A (en) * | 2019-11-08 | 2020-04-24 | 安徽莱鑫精密特种钢管有限公司 | Easily clear up high tenacity stainless steel pipe |
CN114607847A (en) * | 2020-12-04 | 2022-06-10 | 中国航发商用航空发动机有限责任公司 | Pipe connector and aeroengine |
EP4305331A4 (en) * | 2021-03-12 | 2024-05-15 | Abilene Christian University | High temperature remotely connected/disconnected pipe connector for molten salt reactors |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161221 |