EP3662550A1 - Gebäude mit einem metallischen, elektrisch leitfähigen rohr sowie in einem solchen rohr verlegte elektroleitung und metallisches, elektrisch leitfähiges rohr hierzu - Google Patents
Gebäude mit einem metallischen, elektrisch leitfähigen rohr sowie in einem solchen rohr verlegte elektroleitung und metallisches, elektrisch leitfähiges rohr hierzuInfo
- Publication number
- EP3662550A1 EP3662550A1 EP18749764.9A EP18749764A EP3662550A1 EP 3662550 A1 EP3662550 A1 EP 3662550A1 EP 18749764 A EP18749764 A EP 18749764A EP 3662550 A1 EP3662550 A1 EP 3662550A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- connecting part
- pipe
- tube
- building
- section
- 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
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0481—Tubings, i.e. having a closed section with a circular cross-section
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/36—Installations of cables or lines in walls, floors or ceilings
- H02G3/38—Installations of cables or lines in walls, floors or ceilings the cables or lines being installed in preestablished conduits or ducts
- H02G3/40—Installations of cables or lines in walls, floors or ceilings the cables or lines being installed in preestablished conduits or ducts using separate protective tubing in the conduits or ducts
Definitions
- the invention first relates to a building with a metallic, electrically conductive tube, wherein in the pipe electrical cables are laid to provide electrical power to the building.
- the invention relates to a metallic, electrically conductive pipe laid electrical lines, for the electrical supply of a building.
- the invention relates to a metallic, electrically conductive pipe, for the laying of electrical lines in the pipe, on to the electrical supply of a building.
- connection design which is favorable in terms of production and improved with respect to the electrically conductive connection of the pipe sections for electrical lines routed in a pipe of a building and a pipe to be used for this purpose.
- a possible solution of the problem is, according to a first idea of the invention, both in a building and laid in a pipe
- Electric lines as given also in a metallic, electrically conductive tube, wherein it is arranged that the tube is composed of a plurality of interconnected by a tubular connecting part in a direction of extension of the tube pipe sections, the connecting part is electrically conductive and metallic, and a first pipe section of the connected pipe sections, a first end section and a second pipe section of the connected pipe sections having a second end portion and the first end portion and the second end portion facing each other, wherein the first pipe section a first outer surface, the second pipe section a second outer surface and the connecting part an inner surface, wherein the connecting part extends with its inner surface facing the first and the second outer surface and with the first and the second outer surface in a first and a second Matterdeckungsabschnit t is overlapping, wherein the connection of the pipe sections according to plastic deformation of the connecting part in the first and the second cover portion and the first and the second pipe section in the first Endabterrorism and in the second end portion is reached, and in the first and the second cover portion between the inner
- a compound of the electrically conductive pipe sections with each other to produce a total electrically conductive tube can be produced in an advantageous manner.
- the electrically conductive formed connection between a first pipe section and a connecting part and between the connecting part and a second pipe section is given in manufacturing technology favorable manner by plastic deformation in the region of cooperating sections of connecting part and pipe sections.
- the plastic deformation can, as also preferred, be achieved by a compression, for example a compression by means of a hand-pressing device.
- WO 2008/138987 A1 US Pat. No. 8,056,473 B2
- the contact means may be a mechanically acting means, which is characterized by notches or notches. the projecting ribs in the course of plastic deformation digs into the facing outer surface and / or inner surface.
- the contact means may be a fluid which establishes or supports the electrical contact between the connection part and the associated pipe section.
- an oxidation layer can form on the surface side, whereby an electrical conductivity can be interrupted.
- a contact means with normal contact of the facing surfaces of the pipe and connecting part, such an oxidation layer can be broken, or its formation prevented, or even a formed oxidation layer can be dissolved to the extent necessary to enable a continuous electrical conductivity of the pipe.
- the pipe sections and / or the connecting part may consist of a steel material, wherein moreover, the connecting parts may for example consist of zinc.
- the connecting part may have a (first) receiving formation for a transversely to a longitudinal axis of the connecting part extending sealing ring and a sealing ring received therein.
- the tube receiving the electrical leads or the tube composed of tube sections and connecting parts does not necessarily have to be impermeable with regard to an internal seal.
- An internal overpressure is generally not given.
- the moisture can be caused by condensation, building water damage or, in the building side outside installation of such a pipe, by rain or running water.
- the term "rain tight" is used in this context.When laying such pipes, for example in concrete is also called “fluid-tight ".
- the sealing ring accommodated in the receiving molding has a sealing effect in particular in the plastically deformed connecting position of connecting part and associated pipe section between the inner surface of the connecting part and the associated outer surface of the pipe section.
- the sealing ring is preferably seen from the outside, in view of a possible penetration path of moisture or water, arranged in front of the contact means.
- the connecting part as more preferably, in the longitudinal direction of two spaced-apart areas, which are each provided for receiving a pipe end, each having a (first) receiving molding with a recorded in this sealing ring. Accordingly, in a preferred embodiment, a seal is given in particular in the connection position of the connecting part relative to both pipe sections.
- the contact means may thus be formed or received in the connecting part beyond the sealing ring, as seen from a free end of the connecting part. Accordingly, the contact means may be arranged according to a preferred embodiment "in the shadow" of the sealing ring, so further preferably in the protected by the sealing ring from moisture area.
- the connecting part in the longitudinal direction at the two spaced-apart regions, as seen from the respective free end of the connecting part, each having a contact means beyond the sealing ring. Accordingly, even in such an embodiment, both contact means in the longitudinal extension of the connecting part viewed between the sealing areas arranged, thus in the liquid-protected area.
- a contact means may be provided by a separately formed to the connecting part and arranged inside with respect to the connecting part claw part.
- the claw part can be made separately and be assignable to the connecting part.
- the claw part can also be made of another, possibly harder, material than the connecting part.
- the claw Part is suitable and designed, in particular in the course of plastic deformation of the connecting part, dig into the facing surface of the connecting part and / or the pipe section, enter into an at least approximately positive connection accordingly.
- the claw part relative to the longitudinal axis of the connecting part, on two opposite sides in the radial direction have claw projections.
- the pointing radially outward claw projections may be suitable for digging into the facing inner surface of the connecting part, while the radially inwardly facing claw projections may be preferably formed for the corresponding digging in the facing
- the electrically conductive connection between the connecting part and pipe section is given in the connection state according to or alone on the claw part.
- This is accordingly formed from an electrically conductive material.
- the claw member may be formed as an annular or annular portion-shaped flat part from which protrude the claw projections, preferably radially outward and / or radially inward.
- the claws can be provided evenly over the entire circumference of the claw part in an annular configuration of the claw part. Alternatively, however, even with a completely annular claw part only peripheral portions may be provided with the protruding claws.
- the claw part may be rectangular in cross section except for the claws.
- the connecting part may optionally have a second receiving formation.
- the claw part can also be arranged in the same receiving formation in which the directly assigned (upstream) sealing ring is also accommodated.
- the contact means may be formed by a notch of the inner surface of the connecting part.
- a claw-part-type configuration can be provided directly on the connecting part, which can, in the assignment position, point radially into engagement with the associated tube section in the engaged position. The notching of the inner surface results in projecting ribs or claws, which can dig into the facing outer surface of the pipe section in the course of the pressing process.
- the ribs may be formed circumferentially continuous.
- the claws can be circumferentially formed in a plurality of side by side in a uniform and ordered or disorderly distribution.
- such a configuration with notches on the pipe section endabitester be provided on the outside, for corresponding cooperation with the inner surface of the connecting part.
- the protruding claws of the claw part or the claw-like projections between the indentations, for example in the inner surface of the connecting part can extend strictly parallel to the longitudinal axis of the connecting part, further corresponding perpendicular to a concentric to the connecting part axis extending circumferential line.
- these optionally rib-like claws or projections can also extend at an acute angle to the above-described circumferential line.
- the contact means When forming the contact means by notching the connecting part inner surface, the contact means is preferably formed of the same material and integrally with the connecting part. Such a one-piece design is also given in a possible notch of the outer surface of the pipe section.
- the contact means may be a contact fluid, which is electrically conductive as such. The contact fluid can be entered into the area concerned immediately before the connection between the connecting part and the pipe section is established. Also, in this regard, a corresponding fluid reservoir may already be provided in the ready position of the connecting part.
- the contact means may be formed on the basis of fat, for example in the form of a contact fat, as is known, for example, in connection with press-down cable lugs.
- the contact means in particular if this is constructed fluid-based, solids, such as carbon black and / or carbon particles have.
- the connecting part may comprise a cover before use, for example in the form of a plug cap that can be removed before using the connecting part and the corresponding insertion of an end portion of a pipe section.
- the connecting part may also have a stop element, which is formed starting from a free end of the connecting part on the other side of the contact means and prevents a passage of the pipe section through the connecting part.
- the insertion of the pipe section is so stop-limited, whereby striking on the stop element is ensured that the contact means can occur in the course of plastic deformation of the connecting part in an electrically conductive position to the associated pipe section.
- the stop element of the connection part can be used both for the first pipe section and for the second pipe section.
- the stop element may be formed by a radially inwardly directed bead extending concentrically to the longitudinal axis of the connecting part, further in the form of a groove-shaped depression, viewed from the outside.
- the stop element may be given by circumferentially possibly evenly distributed, for example, radially inwardly directed, further example, mushroom-shaped, surveys, which are formed by appropriate deformation of the wall material of the connecting part.
- the connecting part may have an indicator element, to indicate a complete insertion of an associated pipe section in the connection part.
- the display is preferably visible from the outside for the user, possibly, as well as preferred, even after the connection of connecting part and pipe sections by plastic deformation.
- the indicator element can be arranged or designed so that with complete insertion of the associated pipe section, the indicator element is visible or changes shape and / or color and / or surface design. The corresponding display is only achieved in a preferred embodiment with complete insertion of the associated pipe section in a, a proper connection enabling position.
- a stop element for the pipe section can be omitted here.
- the display can also be provided in combination with such a stop element.
- the indicator element consists of a flexible material that undergoes a shift radially outward by the insertion of the pipe section. So the flexible material can only be at Fully inserted pipe section through a corresponding wall region of the pipe section, for example. The end portion, be acted upon such that, according to the flexible embodiment, a displacement, at least a partial displacement of the element is achieved radially outward.
- the flexible material for example, be visible to the user from the outside.
- Fig. 1 shows a schematic representation of a building with a pipe to
- FIG. 4 shows the enlargement of region IV in FIG. 3
- FIG. Fig. 5 is a representation corresponding to Figure 4, concerning an alternative embodiment
- Fig. 6 is a representation corresponding to Figure 3, but after completion of the connection process
- FIG. 7 shows the enlargement of the region VII in FIG. 6;
- Fig. 8 is a representation corresponding to Figure 3, concerning a further embodiment
- FIG. 10 shows the enlargement of the region X in FIG. 9;
- FIG. 11 is a detail sectional view through a connecting part in a further embodiment, with an associated cover member.
- FIG. 12 shows a detail sectional view according to FIG. 11, relating to a further embodiment with an indicator element
- FIG. 13 shows a representation corresponding to FIG. 12, but after inserting an associated pipe section into the connecting part while loading the indicator element;
- Fig. 14 is a longitudinal sectional view through a connecting part in a further embodiment concerning the connection position with a pipe section.
- a metallic, electrically conductive tube for example, consisting of aluminum, for receiving and laying an electrical line 2, further to the electrical supply of a building 3.
- the tube is in Figure 1 in relation to the also indicated building 3 exaggerated shown.
- the tube 1 is essentially composed of tube sections 5 and 6 connected in the direction of extension of the tube 1 by means of tubular connecting parts 4.
- the connecting part 4 is formed like a sleeve, in particular designed for a mechanical connection, but in particular also electrically conductive connection with the pipe sections 5 and 6 as a result of plastic deformation, in particular compression.
- a first pipe section 5 is typically facing with its inserted into the connecting part 4 first end portion 7 a second end portion 8 of a second pipe section 6, this preferably at the same axial orientation along the given by the tubular connecting part 4 longitudinal axis x.
- the tubular connecting part 4 in the illustrations has an inner surface facing radially inward, which faces a first outer surface 10 of the first tubular section 5 and a second outer surface 11 of the second tubular section 6.
- the connecting part 4 may have a stop element 12. This may, as also shown, be formed with respect to the extent of the longitudinal axis x in the middle of the connecting part 4, for example, as also preferred, according to formation of a circumferential with respect to the longitudinal axis x, radially inwardly beyond the inner surface 9 projecting bead 13.
- the bead 13 may According to be made corresponding deformation of the connection part wall 14.
- the bead 13 can have a radial protrusion amount emanating from the inner surface 9, which is chosen to be equal to or greater than the wall thickness of the pipe section wall 15.
- An electric line 2 led through a connecting area designed in this way is radially in the direction of the free edges of the pipe section, which may be sharp-edged, as the case may be inside projecting bead 13 protected from damage by the free edge.
- connection of the pipe sections 5 and 6 is achieved according to plastic deformation of the connecting part 4 in the first and second cover portions A and B and the first and second pipe sections 5 and 6 in the first and second end portions 7 and 8.
- This plastic deformation is, for example, as also preferred, achieved according to compression, for example, using a preferably hydraulically actuated pressing device with appropriately adapted compression jaws.
- a contact agent K in effect, for the production or improvement of the electrical conductivity of the tube 1 total, especially in the described compound.
- the contact means K may, as exemplified by the embodiment in FIGS. 3 to 7, be a separately formed claw part 16 arranged on the inside with respect to the connection part 4.
- the claw part 16 is made of an electrically conductive material, in particular of a metallic material, such as steel.
- the claw portion 16 may be formed as a total annular flat portion on which radially outwardly as well as radially inwardly projecting claw projections 17 are formed.
- three claw projections 17 extending in the circumferential direction of the claw part 16 are provided both radially on the outside and radially inwards. see.
- the claw projections 17 and the claw part 16 are preferably formed of the same material and in one piece.
- the claw part 16 or the contact means K formed thereby is assigned to the overlapping section A or the overlapping section B in a correspondingly positioned, preferably with respect to the longitudinal axis x circumferentially formed, groove-like receiving recess 18, which is preferably alone to the inner surface 9 of the connecting part 4 opens.
- the receiving formation 18 is formed with respect to the extension of the longitudinal axis x at a distance from the associated free end of the connecting part 4.
- Part of the connecting part 4 are further two seals 19, in particular in the form of a sealing ring made of a thermoplastic material.
- Each sealing ring 19 extends transversely and thus in the direction of rotation to the longitudinal axis x of the connecting part 4, in each case assigned to an insertion end of the connecting part 4.
- Each sealing ring 19 may be arranged in a separate receiving formation of the connecting part 4 or also, as shown in each case, in the receiving formation 18, which at the same time also accommodates the contact means K.
- the contact means K is preferably formed according to the embodiments shown in Figures 1 to 13, viewed from the facing free end of the connecting part 4, in the connecting part 4 beyond the directly associated sealing ring 19 or received. Accordingly, the contact means K are arranged to interact with the pipe sections 5 and 6 in the direction of extension of the connecting part 4 along the longitudinal axis x viewed in a protected by the sealing rings 19 from penetrating liquid from the outside layer.
- the sealing rings 19 act in the connecting position sealingly against the first outer surface 10 of the first tube section 5 and against the second outer surface 11 of the second tube section. 6
- the wall regions of the connecting part 4 and the pipe sections 5 and 6 acted upon by the pressing tool are plastically deformed in the covering sections A and B, after which a preferably non-destructive releasable mechanical connection between connecting part 4 and the pipe sections 5 and 6 sets.
- the sealing rings 19 are after this plastic deformation in a sealing position between the inner surface 9 of the connecting part 4 in the region of theradoausformung 18 and the immediately facing outer surface 10 and 11 of the pipe section 5 or 6.
- the claw part 16 is also loaded in such a plastic deformation such that the claw part 16 with its claw projections 17 radially outward into the facing inner surface 9 of the connecting part 4 and radially inside in the facing first or second outer surface 10, 11 of the first or second pipe section 5, 6 digs.
- Any oxidation layer present on the outer surface 10, 11 and / or the inner surface 9 in the region of the receiving formation 18 is overcome as a result of this digging in of the claw projections 17, thus ensuring the electrical conductivity of the connection (see FIG. This results in a notch of the inner surface 9 and / or the first and second outer surface 10, 11th
- the contact means K can also be formed by a notch 20 of the inner surface 9 of the connecting part 4, in accordance with the second exemplary embodiment illustrated in FIGS. 8 to 10. Also, this notch 20 is seen from a free end of the connecting part 4 beyond the immediately associated sealing ring 19 and thus formed and arranged in the shadow of the sealing ring 19.
- the notch 20 may be formed by a with the longitudinal axis x on the inner surface 9 circumferential groove-like depression. Viewed in the direction of extension of the longitudinal axis x, a plurality of notches 20 may be provided associated with a cover portion A and B, for example up to five or ten or fifteen such circumferential notches 20.
- the notches 20 leave with respect to one Longitudinal section through this area according to the enlarged view in FIG. 10 tooth-shaped projections which dig into the facing outer surface 10 or 11 of the first or second pipe section 5, 6 in the course of the plastic deformation due to compression or the like, thus the electrically conductive Ensure connection.
- the notches 20 or the claw projections 17 of the claw part 16 are dimensionally selected, in particular with respect to their extent in the radial direction, that this is about up to one third, more preferably up to a sixth or eighth, possibly even up to a ten-year Tel or twentieth of considered in the radial direction thickness of the pipe wall 15 can dig into this.
- the contact means K may be a contact fluid 21, which is electrically conductive as such.
- the contact fluid may be formed, for example, based on fat, optionally to further improve the conductivity of solids, such as carbon black and / or carbon particles, comprising.
- Such a contact fluid 21 may be arranged in addition to the claw part 16 or the notch 20 in the contact region.
- the contact fluid 21 can form the contact means K.
- such a contact fluid 21 may be arranged in a correspondingly formed separate (second)reteausformung 22.
- This receiving Ausformung 22 is with respect to the free end of the connecting part 4 beyond the immediately associated sealing ring 19 and this sealing ring 19 receiving wavelengthausfor - Mung 18 trained.
- a plug-like covering element 23 immersed in the interior from the free end of the connecting part 4 is provided, which protects the contact fluid 21 received in the receiving formation 22 from drying out and / or leakage.
- the receiving formation 22 with the contact fluid 21 contained therein is exposed radially inwardly for contacting the facing outer surface 10, 11, in particular after pressing has taken place.
- the contact means K as shown in Figure 14, the marginal edge 24 in the free end of the connecting part 4, which edge 24 limits the associated resonateausformung 18 for the sealing ring 19 at the same time.
- the radially inward-pointing edge 24 is pressed in the course of the plastic deformation for producing the compound in the facing outer surface 10 and 11 of the pipe section 5 and 6, this at least partially digging the edge 24 in the pipe wall 15th
- the connecting part 4 may have an indicator element 25.
- this may be an element made of a flexible material, such as rubber material.
- the indicator element 25 is arranged on or in the connecting part 4 in such a way that it can serve to indicate a pipe section 5, 6 which has been pushed in correctly.
- the indicator element 25 is formed in the illustrated embodiment in the unloaded state as shown in Figure 12 radially inwardly beyond the inner surface 9 of the connecting part 4 also curved. The radially inwardly pointing curvature is reflected radially outwards and thus visible to the user, within the opening 26 in a corresponding recess 28.
- the indicator element 25 is seen from the associated free end of the connecting part 4 beyond the associated sealing ring 19 as well as beyond the associated contact means K, in the illustrations in Figures 12 and 13, respectively, beyond the notches 20, respectively.
- the indicator element 25 is arranged in a region which lies in the insertion direction of the pipe section 5 or 6 in the connecting part 4 behind the sealing means and the contact means.
- the depression 28 originally resulting from the visible side thus undergoes a significant change which is perceptible both visually and haptically.
- the depression 28 is less profound than the unloaded position in FIG. 12, wherein the radial displacement of the indicator element 25 outwards may also cause the indicator element 25 to be aligned radially outside with the surrounding surface of the connection part wall 14 or even over this, for example dome-like protrudes.
- the connecting part 4 may be formed in addition to the illustrated socket shape according to all other known, conventional Rohrverbinder- embodiments, such as in the form of an arcuate connector or as T f örmiger connector, wherein preferably each connection area for a male pipe section according to the above-described features - is formed.
- the above explanations serve to explain the inventions as a whole, which further develop the state of the art independently, at least by the following combinations of features, wherein two, several or all of these feature combinations can also be combined, namely:
- An electric wire characterized in that the pipe is composed of a plurality of pipe sections connected together by a tubular connecting part in an extending direction of the pipe, the connecting part is electrically conductive and metallic, and a first pipe section of the connected pipe sections has a first one End portion and a second pipe section of the connected pipe sections having a second end portion and the first end portion and the second end portion facing each other, wherein the first pipe section has a first outer surface, the second pipe section has a second outer surface and the connecting part has an inner surface, wherein the Joining connecting part with its inner surface facing the first and second outer surface and is in register with the first and the second outer surface in a first and a second cover portion, the connection of the pipe branch 5, 6 according to plastic deformation of the connecting part 4 in the first and the second cover portion A, B and the first and second pipe sections 5, 6 in the first end portion 7 and in the second end portion 8 is reached, and in the first and the second covering portion A, B between the inner surface 9 and the first and the second outer surface 10, 11 is in each
- a building, an electric line and a pipe which are characterized in that the connecting part 4 has a (first) receiving formation 18 for a transverse to a longitudinal axis x of the connecting part 4 extending sealing ring 19 and a sealing ring 19 received therein.
- a building, an electric line and a pipe which are characterized in that the connecting part 4 in the longitudinal direction at two spaced-apart areas, each of which is provided for receiving a pipe end. are seen, each having a (first)chirausformung 18 with recorded in this sealing ring 19.
- a building, an electric wire and a pipe which are characterized in that the contact means K, seen from a free end of the connecting part 4, is formed or received in the connecting part 4 beyond the sealing ring 19.
- a building, an electric line and a pipe which are characterized in that the connecting part 4 in the longitudinal direction at the two spaced-apart regions, as seen from the respective free end of the connecting part 4, each having a contact means K beyond the sealing ring 19.
- a building, an electric line and a pipe which are characterized in that a contact means K is provided by a claw part 16, which is formed separately from the connecting part 4 and is arranged on the inside with respect to the connecting part 4.
- a building, an electric line and a pipe which are characterized in that the claw part 16 with respect to the longitudinal axis x of the connecting part 4 at two opposite sides in the radial direction claws before jumps 17 has.
- a building, an electric line and a pipe which are characterized in that the claw part 16 is formed as an annular or annular section-shaped flat part from which the claw projections 17 protrude.
- a building, an electric line and a pipe which are characterized in that the claw part 16 rests together with the sealing ring 19 in the (optionally first) receiving formation 18.
- a building, an electric line and a pipe which are characterized in that the contact means K is formed by a notch 20 of the inner surface 9 of the connecting part 4.
- a building, an electric line and a pipe which are characterized in that the connecting part 4 has a stop element 12, which is formed starting from a free end of the connecting part 4 on the other side of the contact means K and a passage of the pipe section 5, 6 by the connecting part 4 prevents.
- a building, an electric line and a pipe which are characterized in that the connecting part 4 has an indicator element 25 for indicating a complete insertion of an associated pipe section 5, 6 into the connecting part 4.
- a building, an electric line and a pipe which are characterized in that the indicator element 25 consists of a flexible material which undergoes a displacement radially outwards due to the insertion of the pipe section 5, 6.
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017117369.2A DE102017117369A1 (de) | 2017-08-01 | 2017-08-01 | Gebäude mit einem metallischen, elektrisch leitfähigen Rohr sowie in einem solchen Rohr verlegte Elektroleitung und metallisches, elektrisch leitfähiges Rohr hierzu |
PCT/EP2018/070685 WO2019025417A1 (de) | 2017-08-01 | 2018-07-31 | Gebäude mit einem metallischen, elektrisch leitfähigen rohr sowie in einem solchen rohr verlegte elektroleitung und metallisches, elektrisch leitfähiges rohr hierzu |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3662550A1 true EP3662550A1 (de) | 2020-06-10 |
Family
ID=63103929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP18749764.9A Pending EP3662550A1 (de) | 2017-08-01 | 2018-07-31 | Gebäude mit einem metallischen, elektrisch leitfähigen rohr sowie in einem solchen rohr verlegte elektroleitung und metallisches, elektrisch leitfähiges rohr hierzu |
Country Status (4)
Country | Link |
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US (2) | US11183822B2 (de) |
EP (1) | EP3662550A1 (de) |
DE (1) | DE102017117369A1 (de) |
WO (1) | WO2019025417A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110661230A (zh) * | 2019-07-11 | 2020-01-07 | 平高集团有限公司 | 一种高压设备用导电管 |
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-
2017
- 2017-08-01 DE DE102017117369.2A patent/DE102017117369A1/de not_active Withdrawn
-
2018
- 2018-07-31 WO PCT/EP2018/070685 patent/WO2019025417A1/de active Search and Examination
- 2018-07-31 EP EP18749764.9A patent/EP3662550A1/de active Pending
- 2018-07-31 US US16/635,779 patent/US11183822B2/en active Active
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2021
- 2021-10-25 US US17/509,467 patent/US11764557B2/en active Active
Also Published As
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US11183822B2 (en) | 2021-11-23 |
US11764557B2 (en) | 2023-09-19 |
US20220045494A1 (en) | 2022-02-10 |
US20210091548A1 (en) | 2021-03-25 |
DE102017117369A1 (de) | 2019-02-07 |
WO2019025417A1 (de) | 2019-02-07 |
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