CN1150386C - Connection assembly for pipes - Google Patents
Connection assembly for pipes Download PDFInfo
- Publication number
- CN1150386C CN1150386C CNB021220808A CN02122080A CN1150386C CN 1150386 C CN1150386 C CN 1150386C CN B021220808 A CNB021220808 A CN B021220808A CN 02122080 A CN02122080 A CN 02122080A CN 1150386 C CN1150386 C CN 1150386C
- Authority
- CN
- China
- Prior art keywords
- connection
- cover
- pipes
- part body
- seal 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.)
- Expired - Fee Related
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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
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
Abstract
The present invention relates to a pipe material connecting assembly for connecting pipe materials, which is composed of a connecting assembly body, a first sealing ring, a second sealing ring, a third sealing ring, reinforcing linings and two semicircular connecting covers, wherein during assembly, a pipe material to be connected is inserted into the connecting assembly body, the reinforcing linings of the second sealing ring, which are arranged on the first sealing ring and the outer circle surface are orderly inserted into the connecting assembly body, the third sealing ring is covered on a flange section formed on the connecting assembly body, and after the insertion slots of the two connecting covers are initially covered on the flange section, the two connecting covers are connected by a connecting bolt. Pipe materials with large calibers can be easily connected together by only applying smaller force to the connecting bolt, the work is simple and convenient, and the connecting section between the pipe material connecting assembly and the pipe materials form complete sealing by the three sealing rings; although high-pressure liquid flows in the pipe materials, the pipe materials can not leak.
Description
Technical field
The present invention relates to tubing and connect, particularly a kind of connection assembly for pipes that is used for the tubing connection.
Background technique
Generally for the tubing that specification length is fixed extends to the length that needs, will use connection assembly for pipes, this connection assembly for pipes must keep connection part to seal fully, and will allow operator be easy to operation.
In order to improve the easiness that tubing connects desired seal performance and operation, the inventor had once invented connection assembly for pipes, application (application number 97-0073993 number) Korean Patent and authorizing.
The connection assembly for pipes of this patent (hereinafter referred to as existing connection assembly for pipes), as depicted in figs. 1 and 2, this connection assembly for pipes is by connection part body 50, coupling nut 51, rubber ring 60 constitutes, in detail, be by making screw section 54 and 55 in front and back, the front end of screw section 54 is made the connection part body 50 of outstanding Embedded Division 59 forwardly, inner headed face is made internal thread part 57, make the coupling nut 51 of rake 56 at the place ahead of internal thread part 57 inner headed face, insert the rubber ring 60 of above-mentioned outstanding Embedded Division 59 inner headed faces, the projection 58 that the front end periphery of above-mentioned outstanding Embedded Division 59 has at least arranging at a certain distance more than three to make constitutes.
After existing connection assembly for pipes is inserted tubing 53 by front side screw section 54 internal diameters of connection part body 50, on above-mentioned screw section 54, be screwed into coupling nut 51, when the internal thread part 57 of this coupling nut 51 kinks with the external thread part 54 of connection part body 50, front end at connection part body 50 outstanding Embedded Divisions 59 forms projection 58, combine closely between the rake 56 and outstanding Embedded Division 59 of coupling nut 51 with a contact condition, because projection 58 area of contact are few, thereby the contact resistivity reduces, cause can coupling nut 51 usefulness are less power link, and, because the rake of making on the coupling nut 51 56 produces strong fastening force, the outstanding Embedded Division 59 of combining closely with the rake 56 of coupling nut 51 tightens wholecircle week in the time of crooked to the inside, with this connection part body 50 is firmly locked tubing 53.
The aforementioned tubes connection part reduces the contact opposing to make projection 58 when connecting more small-bore tubing 53, available less power is carried out operation.But in the big equipment of flow, during promptly to the large-diameter pipe unit construction, because link bigbore tubing 53, just must use big coupling nut 51, so not only operation itself needs very big strength, construction is very difficult, and because operational difficulty often connects the fatal shortcoming that leakage not exclusively takes place.
Summary of the invention
The technical problem to be solved in the present invention is exactly the difficulty that overcomes above-mentioned prior art, and a kind of connection assembly for pipes is provided, and this connection assembly for pipes not only seals and will get well the connection of tubing, and laborsaving when connecting tubing, easy operating.
Technical solution of the present invention is: a kind of connection assembly for pipes that is used to connect tubing is characterized in that comprising:
One tubulose connection part body, the outstanding annular lock boss that forms of its inwall central authorities, the one end is outwards expanded the formation annular flange portion;
A pair of connection cover, the connection lug at its two end part is provided with corresponding Bolt Connection hole, can pass the fastening binding of connecting bolt, one pleurapophysis of this connection cover is set as and connects the cover boss, opposite side is provided with the insertion groove for the lip part insertion of connection assembly body, and the outer side wall of this insertion groove is made of line part, rake and line part;
An one end periphery of strengthening lining is made lip part, and the middle part periphery is provided with two road seal grooves, is embedded for two second seal rings;
Between connection part body and connection cover, also be provided with the periphery of the lip part that can wrap up the connection part body and the 3rd seal ring of inner side surface, the central authorities of the 3rd seal ring are provided with for connecting the patchhole that tubing inserts, and prolong the formation press part after this patchhole is axial;
Between locking boss and lip part, also be provided with first seal ring;
The lip part of said connection part body is formed with the rake that adapts with the rake that is connected cover;
The connection cover boss of said connection cover is provided with a plurality of juts.
Description of drawings
Fig. 1 is a prior art connection assembly for pipes front elevational schematic.
Fig. 2 is Fig. 1 connection assembly for pipes user mode sectional drawing.
Fig. 3 is the perspective exploded view of connection assembly for pipes most preferred embodiment of the present invention.
Fig. 4 is that connection assembly for pipes of the present invention connects the phase diagram before cover connects.
Fig. 5 is the phase diagram that connection assembly for pipes of the present invention connects the complete combination of cover.
Fig. 6 is the rake schematic representation of the lip part of another embodiment of the present invention connection part body.
Fig. 7 is the jut schematic representation that Fig. 6 embodiment connects the connection cover boss formation of cover.
Among the figure:
1-connection assembly for pipes 2-tubing
3-first seal ring 4,4a-second seal ring
5-the 3rd seal ring 5a-press part
6-patchhole 10-connection part body
11-lip part 12-locks boss
13-rake 14-periphery
15-inner side surface 20-strengthens lining
21-lip part 22,22a-seal groove
30,30a-connects cover 31-insertion groove
32-rake 33-connects the cover boss
34-jut 35-connects lug
36-bolt connecting hole 37-connecting bolt
38,39-line part.
Embodiment
See also Fig. 3, Fig. 4 and Fig. 5, Fig. 3, Fig. 4 be respectively the first embodiment of the invention perspective exploded view with Fig. 5, be connected cover connect before be connected the phase diagram of covering complete combination.As seen from the figure, connection assembly for pipes of the present invention comprises:
One tubulose connection part body 10, the outstanding annular lock boss 12 that forms of its inwall central authorities, an end of connection part body 10 is outwards expanded and is formed annular flange portion 11;
The connection lug 35 at a pair of connection cover 30,30a two end part is provided with corresponding bolt connecting hole 36, can pass connecting bolt 37 and fastening binding, this connects cover 30, the side-prominent formation of 30a connects cover boss 33, opposite side is provided with the insertion groove 31 for lip part 11 insertions of connection part body 10, and the outside inwall of this insertion groove 31 is made of line part 38, rake 32 and line part 39;
One strengthens lining 20, and periphery expansion in one end forms lip part 21, and the middle part periphery is provided with two road seal grooves 22,22a, and for two second seal rings 4,4a is embedded;
The 3rd seal ring 5, between connection part body 10 and connection cover 30 and 30a, sealing circle 5 extends to form the periphery 14 of the lip part 11 that can wrap up connection part body 10 and the tubular construction of inner side surface 15 forward, the central authorities of sealing circle 5 are provided with for connecting the patchhole 6 that tubing inserts, and this patchhole 6 extends vertically and forms press part 5a;
At the locking boss 12 of connection part body 10 with strengthen also being provided with first seal ring 3 between the lip part 21 of lining 20;
Said lip part 11 is formed with rake 13 and is connected cover 30, and the rake 32 of 30a is corresponding.
Connection assembly for pipes assembling process of the present invention is: the locking boss 12 that make connection part body 10 inboards inserts first seal ring 3; In the seal groove 22 of strengthening lining 20 peripheries, 22a, embed second seal ring 4,4a, make its lip part 21 approaching, after insertion is provided with connection part body 10; The lip part 11 of above-mentioned connection part body 10 is inserted in the 3rd seal ring 5; Then, the tubing 2 that the connect patchhole 6 by the 3rd seal ring 5 is inserted in connection part body 10 and strengthens between the lining 20; For the lip part 11 and the 3rd seal ring 5 that can wrap above-mentioned connection part body 10, two insertion grooves 31 that connect cover 30,30a tentatively are enclosed within to combine between the higher and lower levels separately behind the lip part 11 connecting bolt 37 is screwed into the bolt connecting hole 36 of the connection lug 35 that connects cover 30,30a two ends and fastening, assembling just is through with.
The effect of connection assembly for pipes is as follows:
Above-mentioned insertion is arranged on the tubing 2 of the reinforcement lining 20 in the connection part body 10, when tubing 2 is made, if do not have and severing to meet at right angles, when section has slight inclination, be inserted in the locking boss 12 of connection part body 10 and the surface of contact one-sided of first seal ring 3, entire contact surface can not be compressed equably, for preventing because of leaking that this phenomenon causes, in order to apply uniform compressive force at the surface of contact of first seal ring 3, lip part 21 is made in the end, and two second seal rings 4 that embed at the periphery of strengthening lining 20,4a can prevent tubing 2 and leaking that lip part 21 surface of contact take place effectively.
Then, above-mentioned connection cover 30,30a are as shown in Figure 4, the line part 38 of insertion groove 31 is stuck on whole of lip part 11 of connection part body 10, connects the end that cover boss 33 is stuck in the 3rd seal ring 5 press part 5a, so it is easy to connect the initial setting up of cover 30,30a.So fastening when being attached at the connecting bolt 37 that connects lug 35 under the state that connects cover 30,30a initial setting up, as shown in Figure 5, connect cover 30,30a owing to connecting bolt 37 tightens, the lip part 11 of the rake 32 contact connection part bodies 10 of insertion groove 31, oblique rise and fall.
At this moment, because being tilted portion 32, the power that connecting bolt 37 tightens generation is divided into vertical stress component and horizontal component.Because vertical stress component closes up connection cover 30,30a, gradually the inner headed face that connects cover 30,30a compresses the press part 5a periphery of the 3rd seal ring 5, simultaneously, horizontal component makes the front end of the press part 5a of connection cover boss 33 compressions the 3rd seal ring 5 that connects cover 30,30a gradually.At last, the attachment portion of above-mentioned connection part body 10 and tubing 2 is by the press part 5a fit sealing of the 3rd seal ring 5, the lip part 11 of connection part body 10 and the 3rd seal ring 5 are inserted in the line part 39 of insertion groove 31 and are firmly fixed, even be given a shock or impact connecting bolt 37 is unclamped, also can not make to connect cover 30,30a separation.
Another embodiment of connection assembly for pipes of the present invention, as shown in Figure 6, the rake 13 that the lip part 11 of above-mentioned connection part body 10 forms with connect cover 30, the formed rake of the insertion groove of 30a 31 32 is corresponding, and rake 32 is contacted with rake 13, connect cover 30, the easier binding of 30a.As shown in Figure 7, make the connection cover boss 33 of above-mentioned connection cover 30,30a form a plurality of juts 34, this jut 34 penetrates the outer side surface of tubing 2 dearly after connecting cover 30,30a and linking fully, makes to connect that cover 30,30a are firm more with the binding between the tubing 2, sealability is better.
In sum, technique effect of the present invention can be summarized as follows: connection assembly for pipes of the present invention, be that the tubing that will will connect is inserted in the connection part body, the reinforcement lining that first seal ring and periphery is provided with second seal ring inserts in order, put the 3rd seal ring on the lip part of in the connection part body, making, link the connection cover that becomes a group by two again.Only rely on the very little power that puts on attachment bolt just can couple together to heavy caliber pipe, when making operation simple and easy, connection part between connection assembly for pipes and the tubing is implemented complete seal by three seal rings, causes the highly pressurised liquid that flows in tubing also not leak fully.
Claims (3)
1. connection assembly for pipes that is used to connect tubing is characterized in that it comprises:
One tubulose connection part body (10), the outstanding annular lock boss (12) that forms of its inwall central authorities, the one end is outwards expanded and is constituted annular flange portion (11);
The connection lug (35) at the two end part of a pair of connection cover (30,30a) is provided with corresponding Bolt Connection hole (36), can pass the fastening binding of connecting bolt (37), one pleurapophysis of this connection cover (30,30a) is set as and connects cover boss (33), opposite side is provided with the insertion groove (31) for lip part (11) insertion of connection part body (10), and the outside inwall of this insertion groove (31) is made of line part (38), rake (32) and line part (39);
An one end periphery of strengthening lining (20) is made lip part (21), and the middle part periphery is provided with two road seal grooves (22,22a), is embedded for two second seal rings (4,4a);
At connection part body (10) with connect between the cover (30,30a) and also be provided with the periphery (14) of the lip part (11) that can wrap up connection part body (10) and the 3rd seal ring (5) of inner side surface (15), the central authorities of the 3rd seal ring (5) are provided with the patchhole (6) that inserts for tubing to be connected, prolong after this patchhole (6) is axial and form press part (5a);
At the locking boss (12) of connection part body (10) with strengthen also being provided with first seal ring (3) between the lip part (21) of lining (20).
2. connection assembly for pipes according to claim 1, the lip part (11) that it is characterized in that said connection part body (10) are formed with and the corresponding rake of rake (32) (13) that is connected cover (30,30a).
3. connection assembly for pipes according to claim 1 and 2 is characterized in that the connection cover boss (33) of said connection cover (30,30a) is provided with a plurality of juts (34).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0053300A KR100432656B1 (en) | 2001-08-31 | 2001-08-31 | Pipe coupling device |
| KR20010053300 | 2001-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1381687A CN1381687A (en) | 2002-11-27 |
| CN1150386C true CN1150386C (en) | 2004-05-19 |
Family
ID=19713799
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021220808A Expired - Fee Related CN1150386C (en) | 2001-08-31 | 2002-06-03 | Connection assembly for pipes |
| CN02237008U Expired - Fee Related CN2556453Y (en) | 2001-08-31 | 2002-06-03 | Tube connecting assembly |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02237008U Expired - Fee Related CN2556453Y (en) | 2001-08-31 | 2002-06-03 | Tube connecting assembly |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100432656B1 (en) |
| CN (2) | CN1150386C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040004243A (en) * | 2003-12-01 | 2004-01-13 | 박실상 | Connection structure of tightener for pipes connecting socket |
| CN104061409A (en) * | 2014-06-30 | 2014-09-24 | 德阳市尚瑞斯机电设备有限公司 | Damping device for mechanical equipment |
| KR102207635B1 (en) | 2019-02-19 | 2021-01-26 | 최봉권 | Pipe coupling structure |
| CN110067585A (en) * | 2019-05-23 | 2019-07-30 | 青岛同创管道系统有限公司 | Remote central liquid supply system, control method and its assembling repair method |
| KR20210142841A (en) | 2020-05-19 | 2021-11-26 | (주)다락 | Pipe coupling structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3069838B2 (en) * | 1996-05-24 | 2000-07-24 | 株式会社キッツ | Pipe end corrosion protection structure |
| KR200156985Y1 (en) * | 1997-03-28 | 1999-09-15 | 권윤노 | One-touch type pipe connector for composite pipe |
| JPH10281368A (en) * | 1997-03-31 | 1998-10-23 | Zexel Corp | Piping connection structure |
| KR200254102Y1 (en) * | 2001-08-09 | 2001-11-23 | 박실상 | Closed pipe connecting device |
-
2001
- 2001-08-31 KR KR10-2001-0053300A patent/KR100432656B1/en not_active IP Right Cessation
-
2002
- 2002-06-03 CN CNB021220808A patent/CN1150386C/en not_active Expired - Fee Related
- 2002-06-03 CN CN02237008U patent/CN2556453Y/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010088989A (en) | 2001-09-29 |
| KR100432656B1 (en) | 2004-05-22 |
| CN2556453Y (en) | 2003-06-18 |
| CN1381687A (en) | 2002-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040519 |