DE3340502C1

DE3340502C1 - Distributor for connecting lines which carry a pressure medium

Info

Publication number: DE3340502C1
Application number: DE19833340502
Authority: DE
Inventors: Martin 7050 Waiblingen Biermann
Original assignee: Eisele Pneumatics GmbH and Co KG
Current assignee: Eisele Pneumatics GmbH and Co KG
Priority date: 1983-11-09
Filing date: 1983-11-09
Publication date: 1985-04-11

Abstract

A connecting device for lines and/or channels which carry a pressure medium has a connecting piece (1) which has a hollow connecting threaded part (13) and a hole part (9) and has a blind hole (13a) and at least one jacket hole (10), connecting thereto, in the hole part. Arranged on the connecting piece is at least one joining piece (2, 3) whose joining hole (15, 15a) runs at an angle with respect to the longitudinal hole (14, 14a) and is supported radially on the connecting piece. A seal (5, 6, 19, 20) is provided between the joining piece and the connecting piece. In order to create a connecting device which may have a different number of joining pieces without replacing the connecting piece, and in which even more joining pieces can be provided by replacing a simple part, a joining part (8) is provided on the end of the connecting piece facing away from the connecting thread, which joining part (8) has a considerably smaller diameter than the connecting threaded part. The hole part (9) is constructed as a transition part between the connecting threaded part and the joining part. A retaining piece (4), which passes through the joining piece at a radial distance and has a retaining flange (21), is connected to the joining part of the connecting piece (Fig. 1). <IMAGE>

Description

In der Zeichnung ist ein Verteiler für den Anschluß an einen druckmittelführenden Kanal oder an eine druckmittelführende Leitung auf der einen Seite und für den Anschluß von zwei druckmittelführenden Leitungen auf der anderen Seite dargestellt. Es zeigt F i g. 1 einen Längsschnitt durch eine zusammengebaute Anschlußvorrichtung, F i g. 2 ein Explosivschaubild der in Fig. 1 dargestellten Anschlußvorrichtung. In the drawing is a distributor for connection to a pressurized medium Channel or to a pressure medium-carrying line on one side and for the connection represented by two lines carrying pressure fluid on the other side. It shows F. i g. 1 shows a longitudinal section through an assembled connection device, FIG. FIG. 2 shows an exploded diagram of the connection device shown in FIG.

Der in der Zeichnung dargestellte Verteiler hat ein Anschlußstück 1, zwei Verbindungsstücke 2 und 3 und ein Haltestück 4. Zwischen dem Anschlußstück 1 und dem Verbindungsstück 2 sowie zwischen dem Anschlußstück 3 und dem Haltestück 4 ist jeweils ein Dichtring 5 bzw. 6 angeordnet. Zwischen den beiden Verbindungsstücken 2 und 3 befindet sich ein Stützring 7. The distributor shown in the drawing has a connector 1, two connecting pieces 2 and 3 and a holding piece 4. Between the connecting piece 1 and the connecting piece 2 and between the connecting piece 3 and the holding piece 4, a sealing ring 5 or 6 is arranged in each case. Between the two connectors 2 and 3 there is a support ring 7.

Das Anschlußstück 1 hat auf seiner dem Haltestück 4 zugewandten Seite einen mit einem Außengewinde versehenen Verbindungsteil 8, dem auf der vom Haltestück 4 abgewandten Seite ein hohlkegelförmiger Lochteil 9 als Übergangsteil folgt, in dessen Mantel diesen durchsetzende Mantelbohrungen 10 angeordnet sind. Der Lochteil 9 hat einen Kegelwinkel von etwa 6Q°, und die Mantelbohrungen 10 sind unter einem Winkel von etwa 450 zur Längsachse des Anschlußstückes 1 angeordnet, so daß sich günstige Durchflußverhältnisse ergeben. The connection piece 1 has on its side facing the holding piece 4 an externally threaded connecting part 8 on the one from the holding piece 4 side facing away from a hollow cone-shaped hole part 9 follows as a transition part, in whose jacket these penetrating jacket bores 10 are arranged. The hole part 9 has a cone angle of about 6Q °, and the jacket bores 10 are under one Angle of about 450 to the longitudinal axis of the connector 1 arranged so that result in favorable flow conditions.

Dem Lochteil 9 folgt auf der vom Verbindungsteil 8 abgewandten Seite ein hohlzylindrischer Stützteil 11.The hole part 9 follows on the side facing away from the connecting part 8 a hollow cylindrical support part 11.

Diesem folgen ein mit einem Sechskant für den Angriff eines Werkzeuges versehener und radial vorstehender Flansch 12 und an seinem freien Ende ein hohler Anschlußgewindeteil 13 mit Außengewinde, der eine Sackbohrung 13a hat.This is followed by a hexagon for attacking a tool provided and radially projecting flange 12 and at its free end a hollow one Connection thread part 13 with external thread, which has a blind hole 13a.

Die Verbindungsstücke 2 und 3 sind handelsüblicher Art. Das Verbindungsstück 2 hat eine Innenbohrung 14 und eine mit dieser verbundene Querbohrung 15 in einem ein Innengewinde aufweisenden Anschlußstutzen 16. The connectors 2 and 3 are of a commercial type. The connector 2 has an inner bore 14 and a transverse bore 15 connected to it in one a connecting piece 16 having an internal thread.

Das Verbindungsstück 3 hat eine der Innenbohrung 14 entsprechende Innenbohrung 14a und eine Querbohrung 15a in einem Anschlußstutzen 16a. Der Anschlußstutzen 16 hat einen gestuften Teil zur Anbringung eines Schlauches und einen Gewindeteil zur Anbringung einer Haltemutter zum Halten des Schlauches. Die Durchmesser der Innenbohrungen 14 und 14a sind gleich groß. Die axialen Längen der Verbindungsstücke 2 und 3 können unterschiedlich gewählt werden. The connecting piece 3 has one of the inner bore 14 corresponding Inner bore 14a and a transverse bore 15a in a connection piece 16a. The connecting piece 16 has a stepped part for attaching a hose and a threaded part for attaching a retaining nut to hold the hose. The diameter of the Inner bores 14 and 14a are the same size. The axial lengths of the connectors 2 and 3 can be chosen differently.

Der Stützring 7 hat einen Eingriffsteil 17, der auf der einen Seite für den Eingriff in die Innenbohrung 14 des Verbindungsstückes 2 und auf der anderen Seite für den Eingriff in die Innenbohrung 14a des Verbindungsstükkes 3 ausgebildet ist. Auf dem Eingriffsteil 17 ist ein radial nach außen sich erstreckender Flanschteil 18 angeordnet, der im Bereich der Mitte des Eingriffteiles 17 jeweils eine Ringnut zur Aufnahme je eines O-Ringes 19,20 ausgebildet ist. The support ring 7 has an engagement part 17 on one side for engagement in the inner bore 14 of the connecting piece 2 and on the other Side designed for engagement in the inner bore 14a of the connecting piece 3 is. On the engagement part 17 is a radially outwardly extending flange part 18 arranged, which in the area of the center of the engagement part 17 each have an annular groove is designed to receive one O-ring 19, 20.

Das Haltestück 4 hat einen einen Sechskant zum Angriff eines Werkzeuges aufweisenden Halteflansch 21 an seinem vom Anschlußstück 1 abgewandten Ende. An diesen Halteflansch 21 schließen sich in Richtung zum Anschlußstück 1 ein im Durchmesser kleinerer Stützteil 1 ja, ein kegelförmiger Übergangsteil 9a und ein im Außendurchmesser wiederum kleinerer Verbindungsteil 8a an, der ein Sackloch mit Innengewinde aufweist, welches dem Außengewinde des Verbindungsteiles 8 angepaßt ist. The holding piece 4 has a hexagon for attack by a tool having holding flange 21 at its end facing away from the connection piece 1. At this retaining flange 21 close in the direction of the connection piece 1 in diameter smaller support part 1 yes, a conical transition part 9a and one in the outer diameter in turn smaller connecting part 8a, which has a blind hole with an internal thread, which is adapted to the external thread of the connecting part 8.

Die vorbeschriebenen Teile mit Ausnahme der 0-Ringe 19,20 bestehen beispielsweise aus Aluminium. Sie können jedoch auch aus anderen Werkstoffen bestehen wenn dies als günstig anzusehen ist. Wenn einer der dem Dichtring 5 und 6 benachbarten Teile aus Kunststoff besteht, kann der Dichtring 5 bzw. 6 entfallen. The parts described above exist with the exception of the 0-rings 19, 20 for example made of aluminum. However, they can also consist of other materials if this is to be regarded as favorable. If one of the sealing ring 5 and 6 adjacent If parts are made of plastic, the sealing ring 5 or 6 can be omitted.

In zusammengesetztem Zustand der Anschlußvorrichtung umgibt der Dichtring 5 den Stützteil 11 des Anschlußstückes 1, und das Verbindungsstück 2 ist an seinem dem Anschlußstück 1 zugewandten Ende durch den Stützteil 11 ebenfalls in radialer Richtung abgestützt. Zwischen dem Halteflansch 21 des Haltestückes 4 und dem Verbindungsstück 3 befindet sich der Dichtring 6, der den Stützteil 11a umgibt. Das dem Halteflansch 21 des Haltestückes 4 zugewandten Ende des Verbindungsstückes 3 ist ebenfalls vom Stützteil 11 a radial gehalten. In the assembled state of the connecting device, the sealing ring surrounds it 5 the support part 11 of the connector 1, and the connector 2 is at his the end facing the connector 1 through the support part 11 also in a radial direction Direction supported. Between the holding flange 21 of the holding piece 4 and the connecting piece 3 is the sealing ring 6 which surrounds the support part 11a. That of the retaining flange 21 of the holding piece 4 facing the end of the connecting piece 3 is also from Support part 11 a held radially.

Zwischen dem Verbindungsstück 2 und dem Verbindungsstück 3 ist der Stützring 7 angeordnet. Die beiden Enden des Eingriffsteiles 17 greifen jeweils in eine der einander zugewandten Enden der Verbindungsstücke 2 und 3 ein, wobei die O-Ringe 19 und 20 jeweils den Spalt zwischen dem Verbindungsstück 2 und dem Stützring 7 bzw. dem Verbindungsstück 3 und dem Stützring 7 abdichten. Der Verbindungsteil 8 des Anschlußstückes 1 ist in den Verbindungsteil 8a des Haltestückes 4 eingeschraubt. Durch diese Schraubverbindung wird die Anschlußvorrichtung zusammengehalten. Between the connector 2 and the connector 3 is the Support ring 7 arranged. The two ends of the engagement part 17 each grip into one of the mutually facing ends of the connecting pieces 2 and 3, wherein the O-rings 19 and 20 each the gap between the connecting piece 2 and the Seal the support ring 7 or the connecting piece 3 and the support ring 7. The connecting part 8 of the connecting piece 1 is screwed into the connecting part 8 a of the holding piece 4. The connecting device is held together by this screw connection.

Die Verbindungsteile 8 und 8a des Anschlußstückes 1 bzw. des Haltestückes 4 sind so ausgebildet, daß nicht nur zwei Verbindungsstücke 2 und 3 sondern mindestens drei Verbindungsstücke dazwischen angeordnet werden können. Zwischen dem Anschlußstück 1 und dem Haltestück 4 können auch unterschiedlich große Verbindungsstücke angeordnet werden. Das verhältnismäßig einfach ausgebildete Haltestück 4 kann in unterschiedlichen Längen vorhanden sein, so daß die Anschluß vorrichtung eine von der Länge des Haltestückes 4 abhängige Anzahl von Verbindungsstücken 2, 3 aufweisen kann. The connecting parts 8 and 8a of the connecting piece 1 and the holding piece, respectively 4 are designed so that not only two connecting pieces 2 and 3 but at least three connectors can be placed in between. Between the connector 1 and the holding piece 4 can also be arranged connecting pieces of different sizes will. The relatively simple holding piece 4 can be in different Lengths be available so that the connection device is one of the length of the holding piece 4 may have a dependent number of connecting pieces 2, 3.

Die Durchmesser der Verbindungsteile 8, 8a am Anschlußstück 1 bzw. am Haltestück 4 sind so gewählt, daß zwischen diesen Verbindungsteilen auf der einen Seite und den Verbindungsstücken 2, 3 und dem Stützring 7 auf der anderen Seite ausreichende Abstände für den störungsarmen Durchfluß eines Druckmittels vorhanden sind. Die Achsen der Mantelbohrung 10 haben eine in Strömungsrichtung liegende Komponente. The diameter of the connecting parts 8, 8a on the connector 1 or on the holding piece 4 are chosen so that between these connecting parts on the one Side and the connecting pieces 2, 3 and the support ring 7 on the other side sufficient clearances are available for the low-interference flow of a pressure medium are. The axes of the casing bore 10 have a component lying in the direction of flow.

Die handelsüblichen Verbindungsstücke 2 und 3 können auch anders ausgebildet sein. Der Verbindungsteil 8 des Schlußstückes 1 kann ein Innengewinde und der Verbindungsteil 8a des Halteteiles 4 kann ein diesem Innengewinde angepaßtes Außengewinde aufweisen. The commercially available connectors 2 and 3 can also be different be trained. The connecting part 8 of the end piece 1 can have an internal thread and the connecting part 8a of the holding part 4 can have an internal thread adapted to this Have external threads.

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Claims

Claims: 1. Distributor for the connection of pressure medium-carrying Lines with a hollow threaded connection part (13), a hole part (9) and a flange (12) having connecting piece (1) on the from the connecting thread remote end a connecting part (8) and at least one casing bore (10) has in the hole part, with at least one connector arranged on the connecting piece (2, 3), the connecting bore (15, 15a) of which is at an angle to its longitudinal bore (14, 14a) and which is supported radially on the connection piece, with a holding flange (21) having holding piece (4), which is connected to the connecting part of the connecting piece is connected, and with one between the connecting piece and the connecting piece or the connection piece and the retaining piece provided seal (5, 6, 19, 20), wherein the connecting piece and the holding piece are connected to one another by means of a thread (8, 8a) are connected, thereby marked ei c h n e t that the connecting piece (1) is a only over part of its length extending blind hole (13a) into which the Shell bores (10) open with a radial component, and an outer diameter, which inside the connecting pieces (2, 3) is smaller than their inner diameter, that the holding piece (4) has an outer diameter which is smaller than the inner diameter The connector is the screw connection between the connector and the holding piece lies within the connecting pieces and that the connecting piece and the holding piece each have a cylindrical support part (11, 1 1a) for support having in the bores of the connecting pieces.

2. Distributor according to claim 1, characterized in that between two adjacent connecting pieces (2, 3) a support ring (7) is provided is, which has a cylindrical engagement part (17) on both sides for supporting the Has adjacent connectors.

The invention relates to a distributor according to the preamble of claim 1.

In a known distributor of the aforementioned type, the connecting piece essentially cylindrical in the area of the connecting piece carried by it educated. The connection thread is designed as an internal thread. The connecting part extends only slightly into the connector, and there is a screw cap on it screwed on as a retaining piece. Should there be more than one connector on the connector are arranged, the connecting piece must have a continuous central bore and in the area of each connecting part a transverse bore and one on the outer jacket arranged ring groove. The formation of the connector depends on the number the connecting pieces arranged thereon from (DE-OS 22 29 685).

A known liquid distributor has a piece of pipe that attaches to his both ends have an external thread and through holes in between. On the Pipe sections are attached to the connecting pieces with their housings and mutually through sealing rings are sealed. On one side of the pipe section a kind of cap nut is screwed on and a tubular piece on the other end Connector that holds the connectors on the pipe section (GB-PS 12 74 224).

By US-PS 38 11 712, a support ring is on an adapter between two housing parts known, the one engagement part for engagement in two each other adjacent housing parts and a flange part arranged between these housing parts has, a sealing ring being provided on one side of the flange part.

There is also a heating medium distributor known, in particular for Connection to the pipeline of an underfloor heating system is used. The heating agent distributor has two concentrically and radially spaced tubes, of which the Inner tube has a coaxial connection piece and the outer tube one perpendicular to it Has attached connection piece. With the two connecting pieces having The connecting piece is connected to an essentially identically designed distribution piece, which has distribution stubs connected to the inner pipe and to the outer pipe. The connector is at its end facing away from the connector by a Sealed cap (DE-PS 28 29 216).

DE-OS 29 37 045 is a screw connection to the detachable Fastening a disc-shaped tool on a work spindle known that at the end has a thread on which a retaining nut for holding the tool is screwed on. Between each shoulder on the work spindle and on the retaining nut the tool and its associated intermediate links are clamped.

The object of the present invention is to provide a distributor to create, in which with a single part to be replaced if necessary the number of connecting pieces that can be arranged one behind the other made changeable can be. This task is achieved by the features in the characterizing part of the main claim solved according to the invention. The connecting piece is a holding piece that can be connected to this assigned, the connection between these two pieces being formed in this way is that the distance between the opposite ends of the connector and the holding piece can be set differently to a corresponding Number of connecting pieces possibly of different heights in between to be able to arrange.

The holding piece is designed to be relatively simple.

By exchanging this simple part for a part of another Length can be a different number of connectors on the inventive Distributors are provided. The arranged between the connecting piece and the holding piece The connecting piece or the connecting pieces arranged between them are from the retaining flange the holding piece prevented from being removed from the holding piece.

The features of claim 2 are based on a favorable development directed to the invention.

When several are arranged between the connecting piece and the holding piece Connecting pieces is their mutual centering through the features of the claim 2 allows.