CN205956588U - Pipe fitting sealing connection head - Google Patents
Pipe fitting sealing connection head Download PDFInfo
- Publication number
- CN205956588U CN205956588U CN201620952944.3U CN201620952944U CN205956588U CN 205956588 U CN205956588 U CN 205956588U CN 201620952944 U CN201620952944 U CN 201620952944U CN 205956588 U CN205956588 U CN 205956588U
- Authority
- CN
- China
- Prior art keywords
- taper surface
- joint
- pipe fitting
- steel ball
- pipe
- 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.)
- Expired - Fee Related
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- Joints With Pressure Members (AREA)
Abstract
The utility model discloses a pipe fitting sealing connection head, including coupling body, the connecting plug body, loose joint nut, steel ball, first sealing washer and second sealing washer, the face with loose joint nut complex connecting thread that is equipped with on the outer wall of coupling body, the inner wall of coupling body is equipped with first sealing washer, the tip of coupling body is equipped with first taper surface, be equipped with the second sealing washer in the first taper surface, the embedded connecting plug body that is equipped with of loose joint nut, be equipped with the location convex body on the connecting plug body, the location convex body cooperatees with loose joint nut's flange, the left end of the connecting plug body is equipped with grafting portion, grafting portion with have first taper surface to cooperate, be equipped with a plurality of steel ball in the grafting portion, the steel ball cooperatees with the terminal surface of coupling body, and the double sealing circle has improved the be connected leakproofness of joint with the pipe, and the wedge has radial pretightning force locking pipe fitting in the face of the steel ball, avoids the vibration to arouse becoming flexible of connection.
Description
【Technical field】
The utility model is related to connector field, particularly a kind of pipe fitting joint for sealing connecting.
【Background technology】
Pipe fitting is the general designation of the parts playing the effects such as connection, control, break-in, shunting, sealing, support in pipe-line system,
It is by the important component part of pipe connecting line, pipe joint is a kind of connector that can assemble and disassemble in fluid passage, using
When, the one end with locking nut is used for being detachably connected with machinery equipment, and 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.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of pipe fitting joint for sealing connecting, utilizes
Dual-seal circle improves the connection sealing of joint and pipe, it is to avoid connection system occurs leakage problem, using connection plug body
Coordinate with steel ball, lozenges has the pretightning force locking pipe fitting of radial direction to steel ball, it is to avoid vibration causes loosening of connection.
For achieving the above object, the utility model proposes a kind of pipe fitting joint for sealing connecting, including pipe joint body, connection
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
The connection screw thread face of nut screw connection, the inwall of described pipe joint body is provided with the second annular slot, in described second annular slot
It is provided with the first sealing ring, the end of described pipe joint body is provided with the first taper surface, is provided with the first ring in described first taper surface
Shape draw-in groove, is provided with the second sealing ring, is embedded with connection plug body, described company in described loose joint nut in described first annular draw-in groove
Plug body is provided with positioning convex body, and described positioning convex body is matched with the rib of loose joint nut, the described left side connecting plug body
End is provided with Plug Division, and matching with there being the first taper surface in described Plug Division, is provided with several steel balls, described steel in described Plug Division
Pearl is matched with the end face of pipe joint body.
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
Match, the inwall of described Plug Division is provided with triconic face, matched with steel ball in described triconic face.
Preferably, described first taper surface is identical with the taper of the second taper surface.
Preferably, described positioning convex body is annular convex, the cross sectional shape of described positioning convex body is rectangle, described positioning
The right wall of convex body is close to rib.
Preferably, the described turning connecting plug body right-hand member is provided with arc transition.
The beneficial effects of the utility model：The utility model pass through pipe pipe joint body, connect plug body, loose joint nut,
The cooperation of steel ball, the first sealing ring and the second sealing ring, is improve the connection sealing of joint and pipe, keeps away using dual-seal circle
Exempt from connection system and leakage problem occurs, coordinated with steel ball using connecting plug body, lozenges has the pretightning force of radial direction to steel ball
Locking pipe fitting, it is to avoid vibration causes loosening of connection.
Feature of the present utility model and advantage will combine accompanying drawing by embodiment and be described in detail.
【Brief description】
Fig. 1 is a kind of structural representation of the utility model pipe fitting joint for sealing connecting.
In figure：1- pipe joint body, 2- connect plug body, 3- loose joint nut, 4- steel ball, 5- first sealing ring, 6- second
Sealing ring, 11- first taper surface, 12- end face, 13- second annular slot, the first annular draw-in groove of 14-, 21- Plug Division, 22-
Triconic face, 23- second taper surface, 24- arc transition, 25- positioning convex body, 31- rib.
【Specific embodiment】
Refering to a kind of Fig. 1 the utility model pipe fitting joint for sealing connecting, including 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 is joined with loose joint nut 3
The connection screw thread face closed, the inwall of described pipe joint body 1 is provided with the second annular slot 13, sets in described second annular slot 13
There is the first sealing ring 5, the end of described pipe joint body 1 is provided with the first taper surface 11, in described first taper surface 11, be provided with
One annular slot 14, is provided with the second sealing ring 6 in described first annular draw-in groove 14, be embedded with connection and insert in described loose joint nut 3
Head body 2, described connection plug body 2 is provided with positioning convex body 25, and described positioning convex body 25 is matched with the rib 31 of loose joint nut 3
Close, the described left end connecting 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
It is provided with several steel balls 4, described steel ball 4 is matched with the end face 12 of pipe joint body 1 in Plug Division 21.Described Plug Division 21
Outer wall is provided with the second taper surface 23, and described second taper surface 23 matches with there being the first taper surface 11, described Plug Division 21 interior
Wall is provided with triconic face 22, is matched with steel ball 4 in described triconic face 22.Described first taper surface 11 and the second taper surface
23 taper is identical.Described positioning convex body 25 is annular convex, and the cross sectional shape of described positioning convex body 25 is rectangle, described positioning
The right wall of convex body 25 is close to rib 31.The described turning connecting plug body 2 right-hand member is provided with arc transition 24.
Utility model works process：
A kind of the utility model pipe fitting joint for sealing connecting in the course of the work, inserts a tube into pipe joint body 1, the first sealing
Circle 5 is in close contact with the outer wall of pipe fitting, then screws loose joint nut 3, during screwing, loose joint nut 3 be connected plug
Body 2 coordinates, and 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, now
The outer ring of the second 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 even
There is leakage problem in welding 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
Pearl 4 produces the active force of radial direction, and steel ball 4 is locked to pipe fitting, is coordinated with steel ball using connecting plug body, lozenges is to steel ball
There is the pretightning force locking pipe fitting of radial direction, it is to avoid vibration causes loosening of connection.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any new to this practicality
Scheme after type simple transformation belongs to protection domain of the present utility model.
Claims (5)
1. a kind of pipe fitting joint for sealing connecting it is characterised in that：Including 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 screw thread face that nut (3) coordinates, the inwall of described pipe joint body (1) is provided with the second annular slot (13), and described second
It is provided with the first sealing ring (5), the end of described pipe joint body (1) is provided with the first taper surface (11), institute in annular slot (13)
State and in the first taper surface (11), be provided with first annular draw-in groove (14), in described first annular draw-in groove (14), be provided with the second sealing ring
(6), it is 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) is matched with the rib (31) of loose joint nut (3), and the described left end connecting plug body (2) is provided with grafting
Portion (21), described Plug Division (21) is matched with there being the first taper surface (11), is provided with several steel balls in described Plug Division (21)
(4), described steel ball (4) is matched with the end face (12) of pipe joint body (1).
2. as claimed in claim 1 a kind of pipe fitting joint for sealing connecting it is characterised in that：The outer wall of described Plug Division (21) is provided with
Second taper surface (23), described second taper surface (23) is matched with there being the first taper surface (11), described Plug Division (21) interior
Wall is provided with triconic face (22), and described triconic face (22) is matched with steel ball (4).
3. as claimed in claim 1 or 2 a kind of pipe fitting joint for sealing connecting it is characterised in that：Described first taper surface (11) with
The taper of the second taper surface (23) is identical.
4. as claimed in claim 1 a kind of pipe fitting joint for sealing connecting it is characterised in that：Described positioning convex body (25) is convex annular
Body, the cross sectional shape of described positioning convex body (25) is rectangle, and the right wall of described positioning convex body (25) is close to rib (31).
5. as claimed in claim 1 a kind of pipe fitting joint for sealing connecting it is characterised in that：Described connection plug body (2) right-hand member
Turning is provided with arc transition (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620952944.3U CN205956588U (en) | 2016-08-25 | 2016-08-25 | Pipe fitting sealing connection head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620952944.3U CN205956588U (en) | 2016-08-25 | 2016-08-25 | Pipe fitting sealing connection head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956588U true CN205956588U (en) | 2017-02-15 |
Family
ID=57980943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620952944.3U Expired - Fee Related CN205956588U (en) | 2016-08-25 | 2016-08-25 | Pipe fitting sealing connection head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956588U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247043A (en) * | 2016-08-25 | 2016-12-21 | 嘉兴迈思特管件制造有限公司 | A kind of pipe fitting joint for sealing connecting |
| CN108662315A (en) * | 2018-07-27 | 2018-10-16 | 王晴 | A kind of feed pipe of the construction site convenient for connection |
| CN109253851A (en) * | 2018-08-28 | 2019-01-22 | 中国核工业二三建设有限公司 | A kind of valve air pressure test device |
| CN110793723B (en) * | 2019-09-17 | 2022-02-01 | 浙江普阳深冷装备股份有限公司 | Hydraulic tool with balanced internal and external pressure and use method thereof |
-
2016
- 2016-08-25 CN CN201620952944.3U patent/CN205956588U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106247043A (en) * | 2016-08-25 | 2016-12-21 | 嘉兴迈思特管件制造有限公司 | A kind of pipe fitting joint for sealing connecting |
| CN108662315A (en) * | 2018-07-27 | 2018-10-16 | 王晴 | A kind of feed pipe of the construction site convenient for connection |
| CN109253851A (en) * | 2018-08-28 | 2019-01-22 | 中国核工业二三建设有限公司 | A kind of valve air pressure test device |
| CN110793723B (en) * | 2019-09-17 | 2022-02-01 | 浙江普阳深冷装备股份有限公司 | Hydraulic tool with balanced internal and external pressure and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20190825 |