FR2577299A1 - Dismountable connection, especially for tubes and pipes - Google Patents

Dismountable connection, especially for tubes and pipes Download PDF

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Publication number
FR2577299A1
FR2577299A1 FR8501891A FR8501891A FR2577299A1 FR 2577299 A1 FR2577299 A1 FR 2577299A1 FR 8501891 A FR8501891 A FR 8501891A FR 8501891 A FR8501891 A FR 8501891A FR 2577299 A1 FR2577299 A1 FR 2577299A1
Authority
FR
France
Prior art keywords
connector
female
stirrup
male
locking
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
Application number
FR8501891A
Other languages
French (fr)
Inventor
Francis Louis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KULKER SA
Original Assignee
KULKER SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by KULKER SA filed Critical KULKER SA
Priority to FR8501891A priority Critical patent/FR2577299A1/en
Publication of FR2577299A1 publication Critical patent/FR2577299A1/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00Couplings of the quick-acting type
    • F16L37/08Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/12Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
    • F16L37/16Joints tightened by the action of a wedge-shaped hinged hooks

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

Dismountable connection which comprises a male portion and a female portion, means providing sealing and locking means, characterised in that sealing is provided by a self-draining elastomer seal 18 with lips, positioned in a groove 16, made in the bore of the female portion 12 and in that locking of the connection is obtained with the aid of a knock-down yoke 20 preferrably articulated to the female portion and whose branches 24 clamp the male portion 10 of the connection without clearance, bearing on a collar 14 provided around the other male portion.

Description

La présente invention est relative à un système de raccord démontable, notamment pour tubes et tuyaux, destiné plus particulièrement aux installations d'arrosage.  The present invention relates to a removable connection system, in particular for tubes and pipes, intended more particularly for sprinkler installations.

Il existe à l'heure actuelle sur le marché, un grand nombre de types de raccords pour tubes et tuyauteries. Les raccords du type démontable, sont généralement compliqués et par conséquent d'un prix de revient trop élevé pour certaines applications où l'on recherche un raccord facilement démontable, de conception simple et peu coûteuse. There are currently a large number of types of pipe and pipe fittings on the market. Fittings of the removable type are generally complicated and therefore too costly for certain applications where an easily removable fitting, of simple and inexpensive design, is sought.

Le présente invention se propose d'apporter un tel raccord. The present invention proposes to provide such a connection.

En conséquence cette invention concerne un raccord démontable comportant une partie mâle et une partie femelle, des moyens assurant l'étanchéité et un système de verrouillage, ce raccord étant caractérisé en ce que .llétan- chéité est assurée par un joint en élastomère à lèvre auto--drainant, positionné dans une gorge ménagée dans la partie femelle et en ce que le verrouillage du raccord est obtenu à l'aide d'un étrier rabattab.le, articulé de préférence sur la partie femelle et dont les branches viennent enserrer sans jeu la partie mâle du raccord, en appuyant sur une collerette prévue autour de la partie mâle. Consequently, this invention relates to a removable connector comprising a male part and a female part, means ensuring sealing and a locking system, this connector being characterized in that the seal is ensured by an elastomer seal with self lip. --draining, positioned in a groove in the female part and in that the locking of the connector is obtained using a rabattab.le stirrup, preferably articulated on the female part and the branches of which enclose without play the male part of the fitting, by pressing on a collar provided around the male part.

Selon une caractéristique de cette invention, les branches de l'étrier enserrent la partie mâle du raccord sur une hauteur qui correspond sensib.lement au 2/3 du diamètre de cette partie. According to a characteristic of this invention, the legs of the stirrup surround the male part of the connector over a height which corresponds sensitively to 2/3 of the diameter of this part.

D'autres caractéristiques et avantages de cette invention ressortiront de la description faite ci-après en référence au dessin annexé qui en illustre un mode de réalisation donné à titre d'exemple dépourvu de tout caractère limitatif. Sur le dessin
- la figure l représente, en coupe axiale longitudinale, le raccord selon
l'invention avant montage, et
- la figure 2 est une vue similaire représentant le raccord monté.
Other characteristics and advantages of this invention will emerge from the description given below with reference to the attached drawing which illustrates an embodiment given by way of example without any limiting character. On the drawing
- Figure l shows, in longitudinal axial section, the connector according to
the invention before assembly, and
- Figure 2 is a similar view showing the mounted fitting.

Comme on le voit sur le dessin, le raccord démontable objet de cette invention comporte une partie mâle 10 et une partie femelle 12. La partie mâle 10 est pourvue d'une collerette 14, venant de préférence de moulage
avec cette partie mâ.le. Dans une gorge 16, ménagée dans l'alésage de la partie
femelle 12, est logé un joint en élastomère, notamment en caoutchouc 18 auto
drainant, du type à lèvre. Ce joint assure l'étanchéité en fonctionnement du raccord.
As can be seen in the drawing, the removable connection object of this invention comprises a male part 10 and a female part 12. The male part 10 is provided with a collar 14, preferably coming from molding
with this male part. In a groove 16, formed in the bore of the part
female 12, is housed an elastomer seal, in particular rubber 18 self
draining, lip type. This seal ensures the sealing in operation of the fitting.

Sur la partie femelle 12 est monté un étrier rabattable qui sert de moyen de verrouillage au raccord objet de cette invention. Cet étrier, désigné dans son ensemble par la référence 20 est articulé sur un collier 22 qui entoure le diamètre extérieur de la partie femelle 12, et il compte deux branches 24 conçues de façon à venir enserrer sans jeu la partie mâle 10 du raccord, de préférence sur une hauteur qui correspond sensiblement au 2/3 du diamètre de cette partie. La partie de liaison des deux branches 24 de l'étrier 20 est conçue de façon à constituer un organe de préhension et de manoeuvre 26. On the female part 12 is mounted a folding stirrup which serves as a locking means for the connector object of this invention. This stirrup, designated as a whole by the reference 20 is articulated on a collar 22 which surrounds the outside diameter of the female part 12, and it has two branches 24 designed so as to grip the male part 10 of the connector without play. preferably on a height which corresponds substantially to 2/3 of the diameter of this part. The connecting part of the two branches 24 of the stirrup 20 is designed so as to constitute a gripping and operating member 26.

De préférence les éléments constitutifs du raccord selon l'invention sont réalisés en polyéthylène haute densité à l'exception de l'étrier qui est généralement métallique. Preferably the components of the connector according to the invention are made of high density polyethylene with the exception of the stirrup which is generally metallic.

Le fonctionnement de ce raccord est le suivant. The operation of this connection is as follows.

L'utilisateur commence par introduire la partie 10 dans la partie femelle 12 jusqu'à ce que la collerette 14 vienne en butée contre la face en regard de la partie femelle 12 (figure 2). Au cours de cette manoeuvre les lèvres du joint 18 viennent s'appliquer contre la périphérie de la partie 10 ce qui assure l'étanchéité. Il suffit ensuite de rabattre l'étrier 20 pour que le verrouillage du raccord soit assuré, les éléments 10 et 12 étant maintenus assemblés par l'étrier qui entoure étroitement le diamètre extérieur de la partie mâle 10 et qui s'appuie contre la collerette 14. The user begins by introducing the part 10 into the female part 12 until the flange 14 abuts against the opposite face of the female part 12 (FIG. 2). During this maneuver the lips of the seal 18 come to bear against the periphery of the part 10 which ensures the seal. It then suffices to fold down the stirrup 20 so that the coupling is locked, the elements 10 and 12 being held together by the stirrup which tightly surrounds the outside diameter of the male part 10 and which bears against the flange 14 .

Pour démonter le raccord, il suffit de soulever l'étrier 20 ce qui libère les deux parties 10, 12 qui peuvent alors être séparées en exerçant une traction sur l'un et/ou l'autre de ces deux éléments. To dismantle the connector, it is sufficient to lift the bracket 20 which releases the two parts 10, 12 which can then be separated by exerting traction on one and / or the other of these two elements.

Parmi les applications possibles du raccord objet de cette invention on peut citer : les tubes de tous diamètres en polyéthylène par soudure bout à bout, par soudure emboutie, par soudure par ultra-sons, haute fréquence ou impulsions. Among the possible applications of the connector that is the subject of this invention, there may be mentioned: tubes of all diameters made of polyethylene by butt welding, by stamped welding, by ultrasonic, high frequency or pulse welding.

Le raccord de 1'invention peut en outre être adapté, par exemple, sur des barres rigides ou des couronnes souples de toutes longueurs, également sur des tés, coudes, bouchons, croix, pie ces intermédiaires de support d'arroseur dans des installations d'irrigation et d'arrosage, sur des raccords file. The connector of the invention can also be adapted, for example, on rigid bars or flexible crowns of all lengths, also on tees, elbows, plugs, crosses, and these sprinkler support intermediates in installations of 'irrigation and watering, on file fittings.

tés pour une adaptation sur d'autres matériaux : fer, fonte, aluminium, chlorure de polyvinyle, polypropylène etc... tees for adaptation to other materials: iron, cast iron, aluminum, polyvinyl chloride, polypropylene etc ...

Il demeure bien entendu que cette invention n'est pas limitée à l'exemple de réalisation décrit et représenté, mais qu'elle en englobe toutes les variantes.  It remains to be understood that this invention is not limited to the embodiment described and shown, but that it encompasses all variants thereof.

Claims (2)

REVENDICATIONS 1. - Raccord démontable qui comporte une partie maie et une partie femelle, des moyens assurant llétanchéité et des moyens de verrouillage, caractérisé en ce que l'étanchéité est assurée par un joint en élastomère (18) autodrainant, à lèvres, positionné dans une gorge (16), ménagée dans l'alésage de la partie femelle (12) et en ce que le verrouillage du raccord est obtenu à l'aide d'un étrier rabattable (20) articulé de préférence sur la partie femelle et dont les branches (24) viennent enserrer sans jeu, la partie mâle < 10) du raccord, en s'appuyant sur une collerette (14) prévue autour de l'autre partie mâle. 1. - Dismountable connection which comprises a main part and a female part, means ensuring sealing and locking means, characterized in that the sealing is ensured by a self-draining elastomer seal (18), with lips, positioned in a groove (16), formed in the bore of the female part (12) and in that the locking of the connector is obtained by means of a folding stirrup (20) preferably articulated on the female part and whose branches (24) enclose without play, the male part <10) of the connector, by resting on a collar (14) provided around the other male part. 2. - Raccord démontable selon la revendication 1, caractérisé en ce que les branches (24) dudit étrier, enserrent la partie mâle sur une hauteur qui correspond sensiblement au 2/3 du diamètre de cette partie m l .  2. - removable connector according to claim 1, characterized in that the branches (24) of said stirrup, enclose the male part over a height which corresponds substantially to 2/3 of the diameter of this part m l.
FR8501891A 1985-02-11 1985-02-11 Dismountable connection, especially for tubes and pipes Pending FR2577299A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8501891A FR2577299A1 (en) 1985-02-11 1985-02-11 Dismountable connection, especially for tubes and pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8501891A FR2577299A1 (en) 1985-02-11 1985-02-11 Dismountable connection, especially for tubes and pipes

Publications (1)

Publication Number Publication Date
FR2577299A1 true FR2577299A1 (en) 1986-08-14

Family

ID=9316124

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8501891A Pending FR2577299A1 (en) 1985-02-11 1985-02-11 Dismountable connection, especially for tubes and pipes

Country Status (1)

Country Link
FR (1) FR2577299A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001051841A1 (en) * 2000-01-12 2001-07-19 Ip.Two Pty Ltd An annular sealing element
WO2010015975A1 (en) * 2008-08-06 2010-02-11 Jain Irrigation Systems Limited A pipe with integral male and female ends, a joint made using the same pipe, and processes of making the pipe and the joint

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2281633A (en) * 1940-01-15 1942-05-05 Latch Coupling Company Pipe and coupling
FR2201745A5 (en) * 1972-10-04 1974-04-26 Sotra

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2281633A (en) * 1940-01-15 1942-05-05 Latch Coupling Company Pipe and coupling
FR2201745A5 (en) * 1972-10-04 1974-04-26 Sotra

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001051841A1 (en) * 2000-01-12 2001-07-19 Ip.Two Pty Ltd An annular sealing element
WO2010015975A1 (en) * 2008-08-06 2010-02-11 Jain Irrigation Systems Limited A pipe with integral male and female ends, a joint made using the same pipe, and processes of making the pipe and the joint
GB2474982A (en) * 2008-08-06 2011-05-04 Jain Irrigation Systems Ltd A pipe with integral male and female ends, a joint made using the same pipe and processes of making the pipe and the joint
GB2474982B (en) * 2008-08-06 2013-03-13 Jain Irrigation Systems Ltd A novel pipe with integral male and female ends, a novel jointmade using the same, and process of making the pipe and the joint
US8579334B2 (en) 2008-08-06 2013-11-12 Jain Irrigation Systems Limited Pipe with integral male and female ends, a joint made using the same pipe, and processes of making the pipe and the joint
AU2009278841B2 (en) * 2008-08-06 2015-11-19 Jain Irrigation Systems Limited A pipe with integral male and female ends, a joint made using the same pipe, and processes of making the pipe and the joint

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