DE202008010103U1 - manifold - Google Patents

Abstract

Pipe distributor (100) having a tubular, cylindrical main body (110) with at least one main connection (111) arranged axially on the main body and at least one auxiliary connection arranged radially on the main body, in particular a multiplicity of such auxiliary connections, for connecting pipes and / or functional elements (170, 180) in a piping system,
characterized in that the at least one auxiliary connection comprises an opening (113) in the base body and a sealing element (120), wherein the sealing element
- A first, substantially flat, the base body remote area (121) and
- A second, concave, the base body facing surface (122) and
- one passage (123)
and wherein the sealing element is arranged such that the passage is arranged substantially congruent with the opening.

Description

The The invention relates to a manifold with a tubular, cylindrical body with at least one axially on Main body arranged main connection as well as at least a radially arranged on the base body shunt, in particular a plurality of such auxiliary connections, for connection of pipes and / or functional elements in a pipeline system.

manifold of the type mentioned are in fluid media leading piping systems used as a distributor. Usually, the known Distributor a tubular, cylindrical body, preferably of stainless steel, preferably having one or two primary Terminals, the main terminals, with relative large diameter in the longitudinal direction of the distributor on. In the radial direction are along the main body secondary port openings arranged opposite the primary connections usually a smaller one Have diameter and preferably side by side in the longitudinal direction of the main body are arranged. At this secondary Connections, the auxiliary connections, can further piping or functional elements releasably connected become.

At Piping systems are usually special tightness requirements asked, d. H. that guided in the pipeline system Fluid medium neither at the manifold nor at the connections of the Pipe manifold to other elements of the piping system (z. B. pipes and / or functional elements) may leak unintentionally. Often is the fluid medium, such as gas or water, under high Pressure, which further increases the sealing requirements. Especially in the area of secondary connections of manifolds There is therefore the problem of ensuring adequate sealing.

Pipe distributors of the type mentioned are known, for example from the EP 1 108 100 B1 , This manifold consists of a thin-walled tubular body with a circular cylindrical basic shape. In order to provide a sufficient sealing surface in the region of the secondary connections for sealing branch pipes to be connected, the pipe has local cross-sectional widenings in the region of the branches.

The Production of this manifold is very expensive, in particular the production of local deformations in the areas of the branches. The cross-sectional changes at the branch openings, For example, require the application of the complex hydroforming process with the associated expensive deformation tools.

From the DE 103 24 454 B3 Another pipe distributor is known. This manifold also has a thin-walled tubular body with a circular cylindrical basic shape in the origin. This circular cylindrical body is flattened in the forming process on two opposite sides in the region of the branches in order to provide a sufficient sealing surface for connecting branch pipes. After this first deformation process, the secondary connections are subsequently introduced in a further step. Also, this manifold has the disadvantage that for the production of sufficient pads deformation of the output tube profile is necessary.

The Although mentioned pipe distributor have compared to even older Manufacturing process has the advantage of being additional Steps like welding and soldering and the use of it but can refrain from associated sealing problems the disadvantage that an additional deformation step the output tube profile is required.

existing Pipe distributors continue to have the problem of contact corrosion on, for example, between a stainless steel base pipe or basic body and a chromed brass fitting as a connected functional element.

It is therefore the object of the present invention, one or more eliminate or reduce these disadvantages and a functionally so far and / or manufacturing technology to provide improved pipe manifold.

These Task is achieved by a pipe distributor according to the invention solved, which is characterized in that the at least a shunt an opening in the body and a sealing element, wherein the sealing element is a first, substantially flat, the base body facing away Surface and a second, concave, the main body facing surface and having a passage, and wherein the sealing element is arranged such that the passage substantially is arranged congruent with the opening.

The pipe distributor according to the invention has a base body with at least one primary connection (main connection), preferably two primary connections, in the longitudinal direction of the distributor. The main body preferably consists of a longitudinally welded stainless steel tube and preferably has at least one main connection, preferably at both main connections, one G1 '' female thread on each. With these main connections of the manifold can z. B. be mounted in a pipeline system.

Of the inventive pipe distributor has at least a secondary port, preferably however, a plurality of sub-terminals, preferably facing each other in pairs. As mentioned at the beginning, can be connected to the auxiliary pipes and various Functional elements detachably connected in a piping system become. If in this description information about configurations and benefits of a shunt or parts thereof, so they apply accordingly for two or more Secondary connections or their parts and vice versa.

Of the at least one auxiliary connection of the invention Pipe distributor comprises an opening in the base body. This opening can be made by machining such as For example, drilling, or non-cutting machining, such as Flow drilling, are produced. Compared to the known in the art, the production of the Basic body for an inventive Pipe manifold is considerably simplified because of complex forming steps to dispense with the production of a sealing surface can and the main body only with openings to be provided for the auxiliary connections. These openings with preferably circular cross-section in the main body are easier and cheaper to bring in.

Of the at least one auxiliary connection of the invention Pipe distributor further comprises a sealing element, which on the Outside of the body above the opening is arranged and has a passage whose cross-section largely or completely congruent with the cross section of the opening is arranged. For example, the sealing element may be substantially be formed cuboid, with a through opening, preferably also like the opening in the body has a circular cross-section. This passage in the Sealing element preferably comes over the opening lying in the main body, so that through the piping system flowing medium through the passage of the sealing element can get into or out of the body.

The the base body facing away from the surface of the sealing element is substantially planar, to a flat sealing surface for detachable connection of pipes or functional elements to offer. The second, the base body facing surface the sealing element is the surface or outer contour adapted to the basic body, d. H. concave trained to sealing with the surface of the main body in To be contacted. If the main body So for example, a circular cylindrical tube and the sealing element has a substantially cuboidal basic shape, so points this cuboid on its side facing the body a recess which corresponds in cross section to a circle section. The newly formed surface is the concave surface the sealing element opposite.

To the Connecting pipes and / or functional elements to the Pipe manifold is thus above the opening in the body the at least one auxiliary connection, the sealing element with his concave surface arranged on the base body, in such a way that the passage of the sealing element with the opening in the main body communicates. To be connected Tubes and / or functional elements are at the level, the body opposite surface of the sealing element connected, preferably screwed. For detachable connection the tubes or functional elements, the sealing element preferably be configured accordingly, for example by a thread inside the passage. Furthermore, for example, the inside the bore in the body, d. H. the wall of the main body in the region of the opening, have a connecting thread. The connection in particular of pipes can also over a Connecting element done. It will be to the extension first arranged the connecting element, preferably screwed, the for a detachable connection, preferably also a screw, is formed with a pipe.

to Ensuring a sufficient sealing function is the invention Sealing element preferably from a relative to the base body elastic material formed. For example, the sealing element made of plastic, preferably by injection molding or extrusion, be prepared.

A sealing element according to the invention provides the sealing surfaces required for a seal, so that both the sealing relative to the base body by the concave, the base body facing surface of the sealing element, as well as the seal against the pipes to be connected or functional elements by the base body facing away, flat surface of the sealing element is made possible. The sealing elements according to the invention can be manufactured independently of the main body and depending on the respective requirements on, for example, different diameters of the base body and / or certain connection geometries of the pipes to be connected or functional be adapted. At the same time can be ensured by an appropriate choice of geometry, material properties and manufacturing processes of the sealing element, the required sealing properties.

By providing at least one invention Sealing element can in a considerably simplified manufacturing process of At the same time a high flexibility of the body according to the invention in terms of dimensions and connection properties can be achieved.

Farther it is preferred that the sealing element of an electrically is formed non-conductive material, so that the sealing element as insulation between body and to be connected Tube or functional element made of conductive materials can serve. This can be a contact corrosion between the body and to be connected pipes or functional elements of conductive Materials with different electrical potentials prevented or diminished.

Of the inventive manifold can by a the at least one auxiliary connection radially opposite Counter-opening in the base body and a counter-sealing element be trained, the mating element a first, im Essentially flat surface facing away from the main body and a second, concave, the base body facing surface and having a passage, and wherein the mating sealing element is arranged such that the passage is substantially congruent is arranged with the counter-opening.

Of the inventive pipe distributor has, as above mentioned, preferably a plurality of Nebenanschlüssen on. Advantageously, the erfindungsge Permitted Pipe distributor has an even number of secondary connections, each of which is two in the radial direction of the body are opposite. In the longitudinal direction of the body These pairs are each of two opposing junctions preferably in one plane. A pair of outlets preferably has a first shunt with an opening and a sealing member and a second, the first radially opposite auxiliary connection with a counter-opening and a mating seal element. The mating sealing element can preferably one, two, several or all features and advantages having the sealing element described above. sealing element and mating sealing element can be designed identical be.

It it is possible that only one extension or one part having one or more of the features described above. However, it is preferred that at least two, preferably all Nebenanschlüsse or their parts one or more of the have the aforementioned features.

For example can be at one of two opposite tributaries a functional element, such as a valve or a fitting, be connected while at the other opposite Nebenanschluss a pipe or a connection element for a detachable connection with a pipe is connected. It can also be at the two opposing tributaries respectively a pipe or connecting element are connected. Furthermore is it's possible to be at one of two opposite Auxiliary connections to provide a blind plug or cover, which closes the shunt, and at the other opposite auxiliary connection a pipe or connecting element to arrange. This list is only an example to understand. It is possible and depending on the application situation beneficial, both for a pair of opposite Nebenanschlüssen as well as for the total number from junctions of a manifold any Combination of pipes and / or functional elements to use.

The Invention can be characterized by a on the flat surface of the Seal member supporting holder and a supporting the flat surface of the reaction device Anvils are trained, with the holder and the counter-holder be coupled together so that they have a seal the connection between the base body and the sealing element or exert the sealing element required sealing force.

When for sealing the connection between the body and the sealing element or the counter-sealing element required Sealing force becomes a force in a substantially radial direction understood the basic body, which is required to basic body and sealing element or counter-sealing element to each other in such a way to squeeze that accidental leakage in the manifold located fluid at the connection between the body and sealing element can be prevented. Preferably exceeds the sealing force is also essentially one of the sealing force opposite, possibly when connecting pipes and / or Functional elements, for example in the radial direction of the body outwardly onto the sealing element or the counter-sealing element acting force.

Advantageously, the holder or the counter-holder each have a section with a larger one Diameter than the opening in the sealing element or counter-opening in the counter-sealing element, via which a force in the axial direction of the holder or counter-holder (ie in the radial direction of the base body) can be applied to the sealing element or the counter-sealing element. This section with a larger diameter, for example, be designed as a hexagonal ring to facilitate assembly.

The Coupling between the holder and the anvil is preferred designed to seal the connection between the body and the sealing element or the counter-sealing element required Sealing force transfer. The coupling is preferably done by coupling areas formed on the holder or counterholder, preferably through the opening or counter-opening extend into the main body and there coupled with each other become. The coupling may be detachable and, for example, via a screw connection made. These can be the coupling areas of holder and counter-holder preferably as the corresponding inner or External thread be formed.

Of the Pipe distributor according to the invention further has the advantage that the on the sealing element or the mating sealing element acting on the body Sealing forces, which are the concave surface of the Sealing or counter-sealing element on the convex surface of the main body, by the concave according to the invention Formation of the sealing or counter-sealing element on the Body facing side to a more even Distribution of the sealing forces on the preferably tubular Lead basic body. This can stress peaks and possibly resulting deformations of the body be avoided or reduced.

Of the Pipe distributor according to the invention can be developed thereby be that the holder is designed as a functional element and the counterholder as a connection element for releasably connecting Tubes is formed.

Of the Pipe distributor according to the invention can further characterized be trained that the counterpart is trained to communicate with to cooperate with the functional element, preferably by the counter-holder a valve seat having a valve body of the Function element cooperates.

The Arrangement of a functional element as a holder and a connection element as an anvil is particularly preferred in manifolds that used in piping systems of underfloor heating systems become. With this training form, the connected Tubes respectively opposite arranged functional elements take on different tasks, such as the measurement the flow through a pipe or a section in the piping system, when the functional element is designed as a flow-through fitting or the selective, temporary or permanent, sometimes partial Closing pipes or sections in the pipeline system, if the functional element is designed as a closing fitting is.

there it is particularly preferred if the counter-holder, for example a connection element, a partial function of the functional element takes over. For example, lying in the interior of the body Area of the counter-holder be designed as a valve seat, with a valve body at the inside of the body lying region of a closing fitting cooperates. These Training can continue the flexibility of the invention Pipe manifold increase while simplified production in particular of the main body and the connection and / or Functional elements.

Of the Pipe distributor according to the invention can be developed thereby be that the holder and the anvil over a connecting element can be coupled together.

It is further preferred that the connecting element at least two Connection openings and one of these connection openings connecting flow channel, wherein the flow channel at least an opening for connecting the flow channel with the Has inner volume of Grundköpers.

The Connecting element is preferably formed, which is for sealing the connection between the base body and the sealing element or To transmit the required sealing force to the mating sealing element or exercise. The coupling of holder and counterholder over the connecting element may be detachable and, for example, over Screw connections between holder and connecting element as well be realized between counter-holder and connecting element. The Connecting element is preferably mostly in the installed state arranged inside the main body.

It is preferred that the connecting element enables a fluid connection of the two opposite auxiliary connections with one another and with the inner volume of the basic body with each of the two opposite auxiliary connections. For this purpose, the connecting element advantageously has two connection openings which correspond with the openings of the auxiliary connections in the base body and the passages of the sealing elements spondieren. Furthermore, these connection openings are preferably connected to one another by a flow channel, which establishes the fluid connection between the two opposite auxiliary connections. In order to ensure the fluid connection of this flow channel with the internal volume of the body, the flow channel preferably has one, two or more openings. The connecting element may for example have the basic shape of a hollow cylinder in which the cylinder wall is repeatedly broken.

advantageously, is the connecting element of a non-metallic material produced. Preferably, the connecting element in the injection molding or extrusion process made of plastic.

Of the Pipe distributor according to the invention can be developed thereby be that the connecting element at least one coupling element , which is formed, the holder or the anvil with to couple to the connecting element.

The at least one coupling element is advantageously formed, a connection between the connecting element and the holder or To make counterhold and to seal the connection between the main body and the sealing element or the counter-sealing element transfer required sealing force. For this purpose points the coupling element preferably has corresponding coupling properties on, for example, a thread and / or special material properties. Preferably, the at least one coupling element is made of a conductive Material, preferably of the same material to be joined Holder or counter holder, formed. It is particularly preferred about, the connecting element made of plastic by injection molding and at least one designed as a brass threaded part To inject coupling element. This invention Training is particularly preferred because of the repeated Coupling and decoupling, in particular via screw connections, metal parts are particularly well suited.

Of the Pipe distributor according to the invention can be developed thereby be that the sealing element or the counter-sealing element is formed integrally with the connecting element.

Preferably consist of the connecting element and the sealing element or the Mating sealing element made of the same material, preferably one non-conductive material such as plastic. Farther it is preferred, the connecting element and the sealing element or the mating sealing element in the same manufacturing step, preferably In the injection molding or extrusion process to produce and to train in one piece. This training has the advantage of both the production and the handling or the assembly of the connecting element and the sealing element or to be able to simplify the mating seal element.

Of the Pipe distributor according to the invention can be developed thereby be that the connecting element and / or the sealing element and / or the counter-sealing element made of a non-conductive material, preferably plastic, is or are.

The Invention can be further developed by the fact that the holder and / or the anvil separated and non-contact too the main body are arranged.

These Further development form is particularly preferred if the base tube, holder, Counter-holder and / or coupling element made of a conductive material, preferably metal, is or are. In the invention Training have holder and / or the counter-holder and / or connection element only direct contact with the sealing or sealing element and / or the connecting element, but not with the base body.

These Embodiment has the advantage that existing plastic Connecting elements and / or sealing elements and / or counter-sealing elements act as insulation and thus a direct contact of holder and / or counter-holder or pipes and / or functional elements prevent the body. In this way can corrosion due to the contact of different electrical potentials the metals are prevented or reduced. This is for example then particularly preferred if holder and / or counter-holder and / or to be connected pipes or functional elements made of brass However, the body is a stainless steel tube. In this case, the plastic elements act as insulation and prevent or reduce the Kontaktkor rosion example between Stainless steel body and serving as a holder brass fittings.

These Continuing education can thus safety, reliability and / or life of a pipe distributor according to the invention influence positively.

According to the invention, a previously described pipe distributor can be developed in that the sealing force required for sealing the connection between the base body and the sealing element or the counter-sealing element can be achieved by a screw connection, in particular by a screw connection between the holder, counter-holder and / or connecting element, can be applied.

This is particularly preferred because screw very well suited are for connections with high tightness requirements, repeated Disconnect and reconnect and transfer the sealing forces.

One previously described pipe distributor can according to the invention thereby to be trained that on the plane, the basic body opposite surface of the sealing element and / or the counter-sealing element a first seal is arranged and / or on the concave, the Body facing surface of the sealing element and / or the mating sealing element arranged a second seal is, wherein the first and / or second seal is preferably a have higher elasticity or have as the sealing element or counter-sealing element.

Around the sealing properties of the invention Pipe distributor to further improve, one or more be provided additional seals. In particular between the main body and the sealing element or the counter-sealing element on the one hand and between the sealing element and the counter-sealing element and the pipe or functional element to be fastened on the other hand seals can be arranged. advantageously, is the elasticity of the first and / or second seal higher than that of the sealing element or the counter-sealing element, on the one hand good sealing properties of the first and / or second To ensure seal and on the other hand sufficient rigidity to ensure the sealing element or the counter-seal element.

These inventive development has the advantage that the tightness of the manifold according to the invention can be further increased and in particular the sealing properties by appropriate choice of geometry and materials of the seals can be adapted to the respective requirements, arising from the geometries and materials of Halter and / or Counterholder or the pipes and / or functional elements to be connected and the basic body.

Preferably is the first seal designed as a sealing ring on the the body facing away from the surface along the Circumference of the passage of the sealing element or the counter-sealing element is arranged. Preferably, the second seal is a flat gasket formed on the arched surface of the main body between the main body and the concave surface of the sealing element or the counter-sealing element is arranged and has a recess, which preferably congruent with the opening or counter-opening in the base body is arranged. The diameter of a trained as a first seal Sealing ring and the recess formed as a second seal Flat gaskets are preferably at the cross sections of the passages adapted to the sealing or sealing element.

One Pipe distributor as described above or described according to the invention thereby be further developed that the tubular, cylindrical body a substantially constant over its length Cross section has.

This inventive aspect has u. a. production engineering and fluidic advantages. Because of the main body essentially not rejuvenated and no material Has cross-sectional extensions, can be complex forming steps be omitted, which is used to generate such cross-sectional changes of the Basic body would be required in essence constant cross-section of the body affects also positive for the flow characteristics of the manifold flowing fluid, as caused by cross-sectional changes Vortex can be avoided or reduced.

One Pipe distributor as described above or described according to the invention thereby be trained that the at least one main connection by formed coaxially with the main body arranged internal thread is, whose diameter corresponds to the inner diameter of the body and that the end face of the main body as Sealing surface is formed, in particular flared is.

Of the at least one primary connection in the longitudinal direction of the base body preferably has a connection internal thread on, for example, a G1 '' internal thread. For the production of the primary main connection For example, the base body may be slightly shaped at its end be widened conically, which, for example, by flaring can be done. As a result, at the end face of the main body a sealing surface are formed. Continue the end of the body with a G1 '' female thread provided, for example by molding or screwing.

The pipe distributor preferably has a second primary connection (second main connection) in the longitudinal direction of the main body, which is designed and manufactured in the same way as the first primary connection (first main connection). Preferably, the second primary port is the opposite to the first primary connection in the longitudinal direction of the main body, both primary connections are preferably arranged at the two ends in the longitudinal direction of the main body. With these main connections of the manifold can z. B. be mounted in a pipeline system.

This aspect of the invention further has the advantage that two or more pipe distributor according to the invention can be connected in a modular manner. This can preferably used a tubular, cylindrical coupling sleeve with external thread to each of which is a main terminal of two of the invention Pipe distributors is screwed. In particular, if, as described above, the manifold a substantially constant cross-section of the main body, the flow characteristics of the Pipe manifold not significantly affected by the coupling sleeve.

At the two still free main connections can connected by further connecting sleeves further manifolds become. In this way, any number of manifolds be joined together. This modular design allows it advantageously, the length of the manifold and the number of sub-connections according to the Requirements of the application situation simple, cost-effective and adapt quickly.

Of the Pipe distributor according to the invention is preferably produced by a method of manufacturing a manifold with the step of providing a tubular, cylindrical Basic body with at least one main connection, marked by the steps: forming at least one auxiliary connection, preferably a plurality of secondary connections, for releasable Connecting pipes and / or functional elements in a piping system by introducing at least one radial opening in the main body, providing a sealing element, preferably made of a non-conductive material, with a first, essentially flat surface facing away from the base body and a second, concave, facing the base body Surface and a passage, arranging the sealing element such that the passage with the opening substantially is arranged congruently.

The Method can be developed according to the claims 17 and 18.

The Methods for producing a pipe distributor have method steps on, which make them particularly suitable for one to produce pipe distributor according to the invention. To the embodiments, specific features, variants and Advantages of the method and its training will be on the previous Description of the corresponding features of the manifold according to the invention directed.

Especially is the use of a sealing element with a first, in Essentially flat surface facing away from the base body and a second, concave, facing the base body Surface and a passage in an inventive Pipe distributor preferred.

Farther is the use of a connector with at least two Connection openings and one of these connection openings connecting flow channel in a manifold according to the invention prefers.

A preferred embodiment of the invention will be exemplary described with reference to the accompanying figures. Show it:

1 : a three-dimensional exploded view of a pipe distributor according to the invention,

2 : a cross section through the manifold of 1 in exploded view,

3 a longitudinal section along the section plane CC in 2 .

4 a cross-section through the manifold according to 1 in assembled condition with not yet assembled functional elements,

5 a longitudinal section along section BB in 4 .

6 : the manifold according to 1 in assembled condition in cross section,

7 a longitudinal section along the sectional plane AA in 6 .

8th FIG. 3: a three-dimensional view of the composite manifold according to FIG 6 .

9 FIG. 2: a plan view of a connecting element according to the invention, FIG.

10 a longitudinal section through the connecting element along the cutting plane AA in 9 .

11 a side view of the connecting element according to 9 .

12 a three-dimensional view of the connecting element according to 9 , and

13 a further three-dimensional view of the connecting element according to 9 ,

The pipe distributor according to the invention 100 has a basic body 110 on, which may be, for example, a longitudinally welded stainless steel tube. This basic body 110 has two main primary connections 111 on, each at the edges 112 crimped and each have a G1 '' internal thread connection.

The cross section of the main body 110 is substantially equal over the axial length of the body, in particular, is the cross section of the body 110 in the area of the internal connection threads of the main connections 111 not rejuvenated.

The pipe distributor according to the invention 100 has three pairs of two each with respect to the main body radially opposite side terminals. For each secondary connection, the main body 110 an opening 113 , here a hole, or a counter-opening 114 , here also a hole, on. According to the secondary connections are the holes of the openings 113 and counter-openings 114 in pairs opposite.

The secondary connections are used to connect functional elements and / or pipes. As to be connected functional elements show the 1 to 8th a flow-through fitting 170 and a locking fitting 180 , These functional elements are used in the 1 to 8th illustrated embodiment as a holder. The in the 1 . 3 . 5 and 7 left uppermost (in 8th rear left) side connection is shown without holder.

Instead of the flow-through fitting 170 or the closing fitting 180 or in addition to these fittings can other or more functional elements, example, also blind plugs or covers, or connecting elements for releasably connecting pipes to the manifold according to the invention 100 be connected and serve as a holder.

As an opponent serve in the in the 1 to 8th illustrated pipe manifold connection elements according to the invention 150 for releasably connecting pipes (not shown). The serving as an anvil connecting elements 150 are with the serving as a holder functional elements via connecting elements 140 and coupling elements 160 coupled so that they are to seal the respective connections between the body 110 and the sealing elements 120 or the counter-sealing elements 130 exercise required sealing forces.

The in the 1 to 7 upwards (in 8th obliquely to the left) pointing side connections each have a sealing element 120 on. The sealing elements 120 have a first, essentially flat, the main body 110 opposite surface 121 and a second, concave, the main body 110 facing surface 122 , Furthermore, the sealing elements 120 each a circular passage 123 on. The sealing elements 120 are so on the body 110 arranged that the passages 123 congruent with the openings 113 are arranged.

As in the 2 and 3 to recognize is between the sealing elements 120 and the body 110 per sealing element 120 a flat gasket 125 arranged. The gaskets 125 are in shape as well as the surfaces 122 the sealing elements 120 to the surface or the outer contour of the body 110 adapted or can be adapted accordingly. The gaskets 125 have openings at the openings 113 in the main body and the passages 123 the sealing elements 120 are adjusted.

Furthermore, the show 1 to 3 . 5 and 7 seals 124 between the sealing elements 120 and the functional elements to be connected 170 . 180 are arranged. The diameter of the sealing rings 124 is at the passages 123 the sealing elements 120 customized. The seals 125 and 124 have a higher elasticity than the sealing elements 120 , which are made of plastic by injection molding or extrusion process.

The in the 1 to 7 downward facing outlets (in 8th pointing obliquely to the right) have sealing elements 130 each with a first, substantially planar, the main body 110 opposite surface 131 and a second, concave, the main body 110 facing surface 132 on. In 2 is further to recognize that between the sealing elements 130 and the body 110 each a flat gasket 135 is arranged, which is identical to the flat gasket 125 can be trained. The passage of these sealing elements 130 falls each with the flow channel 144 the connecting elements 140 together.

The counter-sealing elements 130 are each integral with one connecting element 140 educated. An inventive connecting element 140 is in the 9 to 13 shown in more detail. The connecting element 140 has a substantially hollow cylindrical basic shape, the wall of which through openings 141 is broken.

The connecting element 140 has a connection opening at a first end 142 on. At its second end is the connecting element 140 integral with the mating seal element 130 educated. Advantageously, counter-sealing elements are 130 and connecting element 140 Injection molding made of plastic.

The anvil is as a connection element 150 formed, which is coupled to the connecting element. At the connection element 150 is a second connection opening 143 educated. The connection element 150 is preferably formed of brass and has a first portion 152 with a DIN ISO 228 G3 / 4 '' External thread for connecting pipes, for example. Furthermore, the connection section 150 a hexagonal ring 151 for easier assembly. The conclusion 153 of the connection element 150 Advantageously enough, it is designed such that it can be used, for example, for the valve body 181 the lock fitting 180 can serve as a valve seat.

Between the two connection openings 142 and 143 is a flow channel 144 formed over the openings 141 in the installed state with the internal volume of the body 110 communicates. When installed, the connection opening drops 142 with the passage 123 of the sealing element 120 together, like in the 5 and 7 shown.

The connecting element 140 is dimensioned so that it is in the installed state (see 5 and 7 ) the opening 113 and the opposite opposite opening 114 of a pair of outlets connects. The outer diameter of the cylindrical part of the connecting element 140 is preferably less than the diameter of the opening 113 or the counter-opening 114 so that the connecting element 140 through the counter-opening 114 into the main body 110 can be introduced and at least partially through the opening 113 back from the main body 110 emerge or can conclude with this flush.

The sealing element 140 indicates at its to the connection opening 142 indicative end of a coupling element 160 on. The coupling element 160 is preferably made of brass and has a DIN ISO 228 G1 / 2 '' Internal thread for connecting pipes or functional elements, for example a flow-through fitting 170 or a lock fitting 180 on.

By screwing in the flow-through fitting 170 or the closing fitting 180 in the threads of the coupling elements 160 becomes a sealing force on the sealing elements 120 . 130 and on the seals 124 . 125 . 135 applied so that the connection between sealing element 130 and basic body 110 as well as between sealing element 120 with connected functional element 170 . 180 and body is sealed.

It is further preferred, the connecting element 140 Made of plastic by injection molding and in this production, the connection element 150 and the coupling element 160 inject, so that the connec tion element 140 , the counter-sealing element 130 , the connection element 150 and the coupling element 160 are integrally formed, in particular to facilitate handling and assembly.

As in particular in the 5 and 7 can be seen, there is no direct contact between the connection elements 150 and the body 110 or the coupling elements 160 and the body 110 , The connecting elements 140 , Sealing elements 120 or counter-sealing elements 130 each isolate the preferably metal connection elements 150 or coupling elements 160 preferably also metal body 110 , In this way, corrosion can occur due to different potentials of main body 110 and connection elements 150 or coupling elements 160 or pipes or functional elements to be connected 170 . 180 be avoided when the connecting element 140 or the sealing elements 120 and counter seal elements 130 as preferably made of a non-metallic material, in particular plastic.

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - EP 1108100 B1 [0004]
• - DE 10324454 B3 [0006]

Cited non-patent literature

• - DIN ISO 228 G3 / 4 '' [0092]
• - DIN ISO 228 G1 / 2 '' [0095]

Claims (15)

Pipe distributor ( 100 ) with a tubular, cylindrical basic body ( 110 ) with at least one main connection arranged axially on the main body ( 111 ) and at least one radially arranged on the base body shunt, in particular a plurality of such side terminals, for connecting pipes and / or functional elements ( 170 . 180 ) in a pipeline system, characterized in that the at least one auxiliary connection has an opening ( 113 ) in the main body and a sealing element ( 120 ), wherein the sealing element - a first, substantially flat, the base body remote area ( 121 ) and - a second, concave, the base body facing surface ( 122 ) as well as - a passage ( 123 ), and wherein the sealing member is arranged such that the passage is arranged substantially congruent with the opening. Pipe distributor ( 100 ) according to the preceding claim, characterized by a at least one auxiliary connection radially opposite counter-opening ( 114 ) in the main body ( 110 ) and a counter-sealing element ( 130 ), wherein the mating sealing element - a first, substantially flat, the base body remote area ( 131 ) and - a second, concave, the base body facing surface ( 132 ) and - has a passage, and wherein the counter-sealing element is arranged such that the passage is arranged substantially congruent with the counter-opening. Pipe distributor ( 100 ) according to the preceding claim, characterized by - a on the flat surface ( 121 ) of the sealing element ( 120 ) supporting holder and - one on the flat surface ( 131 ) of the counter-seal element ( 130 ) abstützenden counter-holder, wherein the holder and the counter-holder - are coupled to each other such that they one for sealing the connection between the base body ( 110 ) and exert the sealing element or the counter-sealing element required sealing force. Pipe distributor ( 100 ) according to the preceding claim, characterized in that the holder as a functional element ( 170 . 180 ) is formed and the counter-holder as a connection element ( 150 ) is designed for releasably connecting pipes. Pipe distributor ( 100 ) according to the preceding claim, characterized in that the counter-holder is designed to engage with the functional element ( 180 ), preferably by the counter-holder a valve seat ( 153 ) which is connected to a valve body ( 181 ) of the functional element ( 180 ) cooperates. Pipe distributor ( 100 ) according to one of the three preceding claims, characterized in that the holder and the counter-holder via a connecting element ( 140 ) can be coupled together. Pipe distributor ( 100 ) according to the preceding claim, characterized in that the connecting element ( 140 ) at least two connection openings ( 142 . 143 ) and a flow channel connecting these connection openings ( 144 ), wherein the flow channel at least one opening ( 141 ) for connecting the flow channel with the internal volume of the main body ( 110 ) having. Pipe distributor ( 100 ) according to one of the two preceding claims, characterized in that the connecting element ( 140 ) at least one coupling element ( 160 ), which is formed, the holder or the anvil with the connecting element ( 140 ) to couple. Pipe distributor ( 100 ) according to one of the three preceding claims, characterized in that the sealing element ( 120 ) or the counter-sealing element ( 130 ) in one piece with the connecting element ( 140 ) is trained. Pipe distributor ( 100 ) according to claim 3 and one of the preceding claims, characterized in that the connecting element ( 140 ) and / or the sealing element ( 120 ) and / or the counter-sealing element ( 130 ) is formed from a non-conductive material, preferably plastic, or are. Pipe distributor ( 100 ) according to claim 3 and one of the preceding claims, characterized in that the holder and / or the counter-holder separated and non-contact to the main body ( 110 ) are arranged. Pipe distributor ( 100 ) according to claim 3 and one of the preceding claims, characterized in that for sealing the connection between the base body ( 110 ) and the sealing element ( 120 ) or the counter-sealing element ( 130 ) required sealing force by a screw, in particular by a screw connection between the holder, anvil and / or connecting element ( 140 ), can be applied. Pipe distributor ( 100 ) according to claim 2 and ei nem of the preceding claims, characterized in that on the plane, the basic body ( 110 ) facing away from the surface ( 121 ) of the sealing element ( 120 ) and / or the counter-sealing element a first seal ( 124 ) is arranged and / or on the concave, the base body-facing surface ( 121 . 131 ) of the sealing element ( 120 ) and / or the counter-sealing element ( 130 ) a second seal ( 125 . 135 ), wherein the first and / or second seal preferably has a higher elasticity than the sealing element or counter-sealing element. Pipe distributor ( 100 ) according to one of the preceding claims, characterized in that the tubular, cylindrical basic body ( 110 ) has a cross section substantially constant over its length. Pipe distributor ( 100 ) according to one of the preceding claims, characterized in that the at least one main connection ( 111 ) by a coaxial with the main body ( 110 ) arranged internal thread is formed, whose diameter corresponds to the inner diameter of the base body and that the end face of the base body is designed as a sealing surface, in particular is widened conically.