CN1030468A - quick connector coupling - Google Patents
quick connector coupling Download PDFInfo
- Publication number
- CN1030468A CN1030468A CN 88103205 CN88103205A CN1030468A CN 1030468 A CN1030468 A CN 1030468A CN 88103205 CN88103205 CN 88103205 CN 88103205 A CN88103205 A CN 88103205A CN 1030468 A CN1030468 A CN 1030468A
- Authority
- CN
- China
- Prior art keywords
- socket piece
- passage
- plug
- diameter
- socket
- 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.)
- Withdrawn
Links
Images
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
A kind of fluid line of being used for, easy-disassembling-assembling pipe joint comprises a socket piece that has passage, its outer surface has a groove that communicates with passage, this groove has one with inclined at acute angles antetheca and rear wall that is basically perpendicular to this longitudinal axis in this part longitudinal axis, also has pack into slidably plug-in unit in the socket piece passage of its diameter, it has the outer radius portion of an expansion of being separated by with the end, fixedly wire rod around installing on the socket piece extends in groove, sealing gasket is housed in the passage, when plug-in unit inserts the passage of socket piece, the footpath portion that enlarges pushes open and by fixing wire rod, because wire rod can be facing to the expansion of the tapered plane wall of groove, in case can prevent that by fixing wire rod plug-in unit is pulled out from socket piece.
Description
In manufacturing such as machinery such as automobile, trucies, often use quick-release arrangement that conduit is coupled together, conduit in the piping can connect for many years in every way promptly to be known, wherein also comprises being threaded of machinery assembling of carrying out effectively commonly used.Simultaneously people also wish to obtain a kind of can be by a kind of fluid coupling of very fast connection, and promptly be quite reliable once connecting.
Various other pipe connectors that provided already should have following U. S. Patent for technical background for referencial use in the technical field related to the present invention: 3,574,359; 3,453,005; 3,584,902; 4,009,896; 3,826,523; 2,441,344; 4,128,264; 4,005,883; 3,724,882; 4,080,752; 3,929,356; 4,123,089; 4,111,464; 2,123,889; 3,534,988; 4,123,091; 4,214,586; 3,538,940; 926,691; 3,711,125; With 4,135,745 and Deutsches Reichs-Patent 2622269.
The invention provides a kind of improved efficient pipe joint, just can very rapidly a tubular element be connected on another tubular element by the part of inserting member being inserted simply in the socket piece.The pipe fitting assembled portion that is interlocked does not need any other effect, and promptly stops separation once interlock.Furtherly, though have the device that can manually separate pipe joint in case of necessity, still got rid of the possibility of separating unintentionally basically with the interconnective element of aforesaid way.
This pipe joint that is used for fluid line comprises a socket piece that has a passage, and this passage overlaps with the longitudinal axis of this socket piece.This part has a main end and one end.Near inferior end, passage has the inner-diameter portion whose of an expansion.Near time socket piece of end a notch is being arranged partly.Notch extends into the inner-diameter portion whose that passage enlarges from the outer surface of this part.This groove is limited by two surfaces that are generally the plane.First surface of groove acutangulates inclination towards socket piece master extreme direction with respect to the passage longitudinal axis.Second surface of groove preferably is basically perpendicular to the passage longitudinal axis on this piece extreme direction.
Used tubular insert has a cylindrical front end part, and its external diameter is less than the internal diameter of the inner-diameter portion whose that enlarges on the socket piece.Inserting member is also limited by the outer diameter part of an expansion that separates with its front end.The diameter of this enlarged is slightly littler than the internal diameter of the inner-diameter portion whose that socket piece enlarges.
One fixedly wire rod is around socket piece setting and being stuck in the groove that forms on the socket piece, and fixedly the wire rod part of extending in socket piece is preferably straight for this.
In order to hold the inserting member front end hermetically, in the socket piece passage, be provided with the sealing gasket element.
By pipe joint being linked together inserting member front end socket piece end, the inserting member front end extends in sealing gasket.The inserting member enlarged diameter extends partially into socket piece enlarged diameter part and contacts with fixing wire rod.
When inserting member was further pushed socket piece, the inner-diameter portion whose of expansion was squeezed and have been opened fixing wire rod and be contained in part in the notch.Because this crowded the opening in the tilt angle of notch antetheca is possible.Enlarged diameter is partly by behind the wire rod, wire rod get back to again its in notch the normal position and to the rear extension of inserting member enlarged diameter part.Inserting member is locked to socket piece and does not apply a direct active force that is enough to destroy the link part and just inserting member can not be extracted in socket piece subsequently.
When needing manually to separate inserting member and socket piece, the user can lift wire rod in notch, and the outer radius portion that inserting member enlarges is thrown off, and inserting member is pulled out backward with respect to socket piece.
In conjunction with the accompanying drawings, can better more completely understand the present invention with reference to following description and claim.
Fig. 1 is the pipe joint External view of most preferred embodiment of the present invention,
Fig. 2 also is the External view of this most preferred embodiment, and it has rotated 90 ° with respect to Fig. 1.
Fig. 3 for along the cross sectional view of this pipe joint of 3-3 line intercepting among Fig. 2 to show its internal placement; And
Fig. 4 is that it shows the internal placement of pipe joint in greater detail along the cross sectional view of this pipe joint of 4-4 line intercepting among Fig. 2.
Referring to accompanying drawing, the pipe joint of making the overall fluid conduit systems that indicates with numeral 10 comprises that a socket piece 12 and inserting member 14 socket piece 12 have an internal channel that is made of three parts.The first portion 16 of this passage holds 18 to extend from the socket piece master.There is a less internal diameter and consistent with the internal diameter 20 of inserting member 14 in the first portion 16 of passage, though the present invention does not need diameter 16 identical with 20 in force.What be right after pipeline first portion 16 is center-aisle part 22, and its internal diameter has increase slightly compared with passage 16.Form collar flange 24 at passage 16 and 22 intersections.Extend to the third channel part 28 of socket piece end 26 from middle passage 22, it has the internal diameter that enlarges than intermediate portion 22.
Be arranged on the notch on the socket piece, totally by numeral 30 expressions, notch is extended into the passage 28 that third channel is an enlarged from outer surface for it.Notch 30 is formed by one first plane surface 32, and this surface is held 18 direction extension and acutangulated crossing with the socket piece longitudinal axis towards main.The wall 34 that forms notch 30 rear portions preferably approximately becomes 90 ° to intersect with the socket piece longitudinal axis as shown.Can be in part 12 longitudinal axis at enforcement mesospore 34 of the present invention intersect in the acutangulate plane-that is to say that wall 34 and 32 can be parallel to each other.
An annular recess 36 forms at the outer surface of socket piece 12, and this annular groove preferably is positioned at perpendicular to the plane of the part longitudinal axis and with notch 30 and overlaps.
Inserting member 14 is rigidity tubing preferably, for example metal or plastics and a front end 38 is arranged.Be separated by with front end 38, a whole enlarged diameter part 40 is arranged.The external diameter of inserting member 14 between enlarged diameter part 40 and front end 38 in the zone in socket piece passage intermediate portion 22 promptly slidably but be close to suitably and be contained in wherein.The diameter of enlarged diameter part 40 also is like this, promptly is close to suitably, is contained in slidably again socket piece third channel part 28.
Be provided with a fixedly wire rod 42 on the socket piece.Fixedly wire rod is installed in notch 30 and the annular groove 36.This wire rod preferably can image pattern 4 in such bending of expression so that it has one section straight part 42A to be contained within the groove 30.
During plug-in unit 14 socket spares 12, this enlarged diameter part 40 promptly contacts with the straight section 42A of wire rod.Because plug-in unit is with respect to the effect of the power of socket, wire rod straight section 42A expanding, move up along skew wall 32, allow enlarged diameter portion 40 to move past the straight 42A of portion of this wire rod immediately, and after it moved past wire rod straight section 42A, wire rod was returned to the rear surface of its normal position constraint enlarged diameter part 40.Thereafter, plug-in unit remains in the socket piece, and not using is enough to destroy a part of power of pipe joint it can not removed unintentionally.
When plan was shifted out socket with plug-in unit, the user can rotate an end 42B of wire rod in annular groove 36, and this can cause that its straight section 42A expands outwardly in groove, and inserting member enlarged diameter part 40 can move past wire rod backward when expansion is enough big.For increasing the contact of end 42B, wire rod is made a curved section 42C near 42B place, end.Like this, this pipe joint just provides a kind of device, and plug-in unit can separate from socket piece when wherein needing, and two parts 12 and 14, the possibility of Fen Liing then is non-existent basically unintentionally.
Being contained in the socket piece passage third part 28 is sealing gasket 44, for example can adopt the pattern and the short tubular gasket part 46 of O type ring 44.These only are the representatives of all kinds gasket material, and they can be used in the socket piece, thereby form a kind of leak proof seal form between the inside of the outside of plug-in unit 14 and socket piece 12.
In illustrated most preferred embodiment, the insert length that the footpath portion 40 of expansion and front end are 38 is such: during connection, the plug-in unit front end contacts with flange 24 and the rear portion of the footpath portion 40 that enlarges and the straight section 42A of this wire rod are close together.
Claim in the specification has been described the present invention, and those terms in claims have provided the meaning of these terms that use in specification.Be used in those same term of the prior art and wideer connotation can be arranged than special use here.No matter when, when this term that the broad definition is arranged that adopts in the prior art and more specifically use when going wrong between these terms, be the meaning then with the more specific meaning.
Though the present invention is described with certain sense to a certain degree, be self-evident with open scope yet do not leave aim of the present invention in the many variation schemes that can make aspect structural detail and the member layout.To be exemplified as purpose, in the improper limitation of the present invention that is interpreted as of this aforesaid each example, it only is subject to the scope of the claim of rank rear, comprises the four corner of the equivalent of each wherein referred element.
Claims (12)
1, a kind of pipe joint that is easy to install and remove that is used for fluid line is characterized in that comprising:
A socket piece, it has a passage and a main end that overlaps with its longitudinal axis and holds for one time, this passage has the inner-diameter portion whose of an expansion near described end place, this socket piece is having a groove near described end place, groove extends in the described enlarged diameter passage from the socket piece outer surface, this groove has towards an antetheca of described main extreme direction and towards a rear wall of described extreme direction, antetheca is in the socket piece longitudinal axis and acutangulates in the crossing plane, and rear wall is in and becomes with the socket piece longitudinal axis in 90 ° or the plane of intersecting less than 90 ° of angles;
A tubular insert, it has a front end, the external diameter of front end is less than the inner-diameter portion whose of the expansion of described socket piece passage and be contained in slidably in the described socket, plug-in unit has be separated by one section the outer radius portion of expansion of a front end and and front end, and the footpath portion of this expansion is contained among the internal diameter passage that described socket piece enlarges slidably.
One fixedly wire rod be contained on the described socket piece around ground, and its part is contained in the described groove;
In described socket piece passage, sealing gasket is housed, plug-in unit can insert in the socket piece passage, the footpath portion that enlarges by fixing wire rod the time with its crowded opening, wire rod can be returned on the fixed position at outer radius portion rear portion of described expansion, there plug-in unit is remained in the socket piece, described sealing gasket seals the outer surface of described plug-in unit in the socket piece passage.
2, according to the described pipe joint of claim 1, wherein said wire rod is straight substantially in described groove, and with curve at least one substantial section around the remaining part of the outer round surface of described socket piece.
3, according to the described pipe joint of claim 1, an annular groove is arranged on the outer surface of wherein said socket, the plane at its place overlaps perpendicular to the described longitudinal axis and with described notch, and described fixedly wire rod is contained in notch and the annular groove.
4, according to the described pipe joint of claim 1, the passage of wherein said socket piece is by the less first portion of internal diameter near described main end, be right after one of described first portion bigger intermediate portion and between smaller diameter portion and its, form an annular flange flange, between described intermediate portion and described flange, there is third part to limit than large diameter, and the external diameter of described plug-in unit fore-end is bigger than the first portion of described socket piece passage, and slightly littler than described passage second portion, slidably and hermetically contained in described passage second portion plug-in part like this.
5, pipe joint according to claim 4, the spacing of wherein said notch and the annular flange flange of described socket piece substantially with the outer diameter part of plug-in unit front end and its expansion between distance equate, when described plug-in unit remained in the socket piece, the front end of plug-in unit and socket piece annular flange flange kept in touch.
6, a kind of pipe joint that is easy to install and remove that is used for fluid line comprises:
A socket piece, it has passage and a main end and one end that overlaps with its longitudinal axis, and near described end, this passage has the inner-diameter portion whose of an expansion; This socket piece also has a notch near time end place, notch from the socket piece outer surface extend into reach the passage that enlarges internal diameter, this notch has an antetheca and the rear wall towards described back extreme direction towards described main extreme direction, the longitudinal axis that antetheca is in described socket piece acutangulates in the crossing plane, and rear wall then is in the plane that radially intersects at the inserting member longitudinal axis;
A tubular insert, the inner-diameter portion whose that its external diameter enlarges less than the socket piece passage is arranged and be contained in front end in the socket piece slidably, plug-in unit has the be separated by outer radius portion of expansion of the short and radial dilatation of length of a front end and and front end, and the outer radius portion of expansion is contained in the internal diameter passage that socket piece enlarges slidably.
One fixedly wire rod be contained in socket piece around ground and its part is contained in the notch; With
Seal arrangement in socket piece, but in the described plug-in unit socket spare passage, this expansion large-diameter portion squeezes the described fixedly wire rod that rises, and one works as it passes through, wire rod is returned to its one position, rear portion and with this plug-in unit is remained in the socket piece, the outer surface of described sealing gasket sealed inserted piece in socket piece.
7, according to the described pipe joint of claim 6, wherein the wire rod in notch is straight substantially and becomes the kink of curve around at least one substantial section of the remaining part of the external peripheral surface of described socket piece.
8, according to the described pipe joint of claim 6, an annular recess is arranged on its outer surface of wherein said socket, the plane at its place also overlaps with described notch with the described longitudinal axis is vertical, and described fixedly wire rod is contained in notch and the annular groove.
9, according to the described pipe joint of claim 6, passage on the wherein said socket piece is by the first portion in abutting connection with the described main less internal diameter of holding, between this is than minor diameter and stage casing diameter, form annular flange flange with described first portion adjacency, third part than large diameter between the second portion of bigger stage casing inner-diameter portion whose and described middle part and described end limits, described plug-in unit front end external diameter is bigger than the first portion of described socket piece passage, more smaller than described passage second portion simultaneously, so that it promptly is again to be dissolved in the second portion of passage slidably with fitting tightly.
10, according to the described pipe joint of claim 9, interval between the collar flange of wherein said notch and described socket is with when described plug-in unit remains in the socket piece, and described plug-in unit front end and socket piece collar flange keep in touch under the state, and the interval between the outer diameter part of described plug-in unit front end and expansion is equal substantially.
11, according to the described pipe joint of claim 6, wherein said sealing gasket device form is for adopting at least one sealing gasket, it has an external diameter that equates substantially with described socket piece passage internal diameter, and place in it slidably, its internal diameter equates substantially that with the external diameter of tubular insert tubular insert can be held wherein slidably.
12, according to the described pipe joint of claim 11, wherein said sealing gasket device adopts many sealing gaskets to be placed in contact in the passage of described socket piece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3735587A | 1987-04-13 | 1987-04-13 | |
| US037,355 | 1987-04-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1030468A true CN1030468A (en) | 1989-01-18 |
| CN1012005B CN1012005B (en) | 1991-03-13 |
Family
ID=21893901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88103205 Expired CN1012005B (en) | 1987-04-13 | 1988-04-13 | Quick connect coupling |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1012005B (en) |
| BR (1) | BR8801736A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007079692A1 (en) * | 2006-01-11 | 2007-07-19 | Dong-Lei Wang | A refrigerator with function of producing nitrogen and keeping freshness |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101829706B (en) * | 2010-04-30 | 2011-11-09 | 浙江广涛卫厨有限公司 | Production technology for quick coupling tube |
-
1988
- 1988-04-12 BR BR8801736A patent/BR8801736A/en unknown
- 1988-04-13 CN CN 88103205 patent/CN1012005B/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007079692A1 (en) * | 2006-01-11 | 2007-07-19 | Dong-Lei Wang | A refrigerator with function of producing nitrogen and keeping freshness |
| US8065885B2 (en) | 2006-01-11 | 2011-11-29 | Wang Dong-Lei | Refrigeration and freezing device with fresh-keeping function by supplying nitrogen |
Also Published As
| Publication number | Publication date |
|---|---|
| BR8801736A (en) | 1988-11-16 |
| CN1012005B (en) | 1991-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1068466B1 (en) | Connector for tubular members | |
| US4736969A (en) | Fitting assembly for reinforced hose | |
| ES2714367T3 (en) | Joint seal and retention system for plastic tube | |
| KR100757005B1 (en) | Pipe Joint | |
| US4754993A (en) | Conduit harness connector assembly | |
| KR100362825B1 (en) | Quick connector | |
| CN1044513C (en) | Friction sealed coupling for pipe | |
| KR920002818B1 (en) | Packing for telescopically locked pipe joints | |
| TWI685625B (en) | Fitting device, arrangement and method | |
| CN1185190A (en) | Connector assembly for an expandable slotted pipe | |
| CN108843867B (en) | Quick connector assembly for vehicle pipeline system | |
| CN1061268A (en) | Pipe joint | |
| CN108779880B (en) | Push-in type connects adapting device, arrangement and method | |
| US6851726B2 (en) | Radial conduit coupling system and method | |
| JP2004308895A (en) | Injection molded coupling for fuel system element | |
| CN1221755C (en) | Single-piece luquid-tight connector with snap-on cuff | |
| US20080048440A1 (en) | Direct port connection for tubes | |
| KR20060051169A (en) | Coupling assembly for tubing and hose connections | |
| EP1650485A2 (en) | Coupling assembly with connection indicator | |
| CN1030468A (en) | quick connector coupling | |
| US20130043675A1 (en) | Pipe-fitting with adaptor assembly and related methods | |
| CN2898529Y (en) | Convenient flexible joint of pipeline | |
| KR20000029727A (en) | Flexible hose formed with integral connector housings | |
| CA1300661C (en) | Quick connect coupling | |
| JPH08501379A (en) | Tubular assembly and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |