초록
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The invention initially relates to a plastic sealing internal sheath (13) for a conductor connection between a first conductor (1) and a second conductor (11), wherein, in the connected state, the first conductor (1) is joined with the second conductor (11) by means of a mandrel (12) that yields a conductive connection, wherein the mandrel (12) passes through a push-through area (8) of the first conductor (1). In order to further improve such a sealing internal sheath, it is proposed that the sealing internal sheath (13) that can be slipped over the firs...
The invention initially relates to a plastic sealing internal sheath (13) for a conductor connection between a first conductor (1) and a second conductor (11), wherein, in the connected state, the first conductor (1) is joined with the second conductor (11) by means of a mandrel (12) that yields a conductive connection, wherein the mandrel (12) passes through a push-through area (8) of the first conductor (1). In order to further improve such a sealing internal sheath, it is proposed that the sealing internal sheath (13) that can be slipped over the first conductor (1) exhibits a receiving area (15) for the first conductor (1) completely enveloped transverse to a push-through direction (r) at its end allocated to the push-through area (8) of the first conductor (1), and a passage opening (17) in the push-through direction (r), wherein the passage opening (17) exhibits a first and second opening edge in the push-through direction (r), and has a closed, continuous sealing lip (18) at least on the second opening edge, and the end of the sealing internal sheath (13) facing away from the connection area is designed to interact with the first conductor (1) so as to form a seal. The invention also relates to a connection part for establishing an electrical connection between two electrical conductors. The invention further relates to a casing for sealing an electrical connection between two electrical conductors.
대표
청구항
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1. A plastic sealing internal sheath (13) for an electrical connection between a first conductor (1) and a second conductor (11), wherein, in the connected state, the first conductor (1) is joined with the second conductor (11) by means of a mandrel (12) that yields a conductive connection, wherein the mandrel (12) passes through a push-through area (8) of the first conductor (1), wherein the sealing internal sheath (13) that can be slipped over the first conductor (1) exhibits a receiving area (15) for the first conductor (1) completely enveloped transv...
1. A plastic sealing internal sheath (13) for an electrical connection between a first conductor (1) and a second conductor (11), wherein, in the connected state, the first conductor (1) is joined with the second conductor (11) by means of a mandrel (12) that yields a conductive connection, wherein the mandrel (12) passes through a push-through area (8) of the first conductor (1), wherein the sealing internal sheath (13) that can be slipped over the first conductor (1) exhibits a receiving area (15) for the first conductor (1) completely enveloped transverse to a push-through direction (r) at its end allocated to the push-through area (8) of the first conductor (1), and a passage opening (17) in the push-through direction (r), wherein the passage opening (17) exhibits a first and second opening edge in the push-through direction (r), and has a closed, continuous sealing lip (18) at least on the second opening edge, the sealing lip protruding outward from the push-through area, and the end of the sealing internal sheath (13) facing away from the connection area is designed to interact with the first conductor (1) so as to form a seal, and wherein the sealing lip (18) transitions into an area that is planar in cross-section, the planar area extending away from the sealing lip in a radial and/or longitudinal direction of the sealing internal sheath and extending outside of the sealing internal sheath wall, facing away from the first conductor. 2. The plastic sealing internal sheath according to claim 1, wherein the sealing internal sheath (13) facing away from the connection area exhibits a tapering section (14) for interacting with the first conductor (1) so as to form a seal. 3. The plastic sealing internal sheath according to claim 1, wherein, with the sealing internal sheath (13) not slipped on, the tapering section (14) exhibits an opening (19) with a diameter measure (b) that is smaller in every direction than a largest dimension a of the first conductor (1) in the push-through area (8). 4. The plastic sealing internal sheath according to claim 1, wherein the first conductor (1) exhibits a sheathing (2), and wherein, in the connected state, the tapering section (14) of the sealing internal sheath (13) interacts with an outer surface of the sheathing (2) so as to form a seal. 5. The plastic sealing internal sheath according to claim 1, wherein the passage opening (17) has sealing lips (18) at both opening edges. 6. The plastic sealing internal sheath according to claim 5, wherein a contour of the area adjoining the sealing lips (18) protrudes over at least the central area of the upper and/or lower sealing lip in a longitudinal direction of the sealing internal sheath (13) or of the first conductor (1) with the sealing internal sheath (13) slipped on. 7. A connection part (23) for establishing an electrical connection between two electrical conductors (1, 11), with a metal electrical conductor element (24), which is enveloped at least on one terminal area (A) by an elastically resilient plastic and forms a sealing lip (34, 35) that envelops the terminal area (A), and protrudes outward from terminal area A, wherein the terminal area (A) exhibits an opening (26) that can be penetrated by a connection means (28), such as a screw or bolt, in a push-through direction (r), wherein, in a cross section where the push-through direction (r) resembles a line, the conductor element (24) exhibits a first area (27) on a first height level and a second area (29) on a second height level, wherein the first area (27) is farther away from the opening (26) than the second area (29), the first area (27) comes before the second area (29) in the push-through direction (r), and the sealing lip (34, 35) is designed to envelop the second area (29), wherein another connection section (25) formed on one or more additional height levels can adjoin the area (27) on the first height level further away from the opening (26), and wherein the sealing lip (34, 35) in the non-deformed state protrudes over the second area of the conductor element (24) that is otherwise exposed on the sealing lip side in the push-through direction (r), but can through deformation be forced back until into a plane that forms the lower side of the second area, and wherein the sealing lip (34, 35) transitions into an area that is planar in cross-section, the planar area extending away from the sealing lip in a radial and/or longitudinal direction of the sealing internal sheath and extending outside of the sealing internal sheath wall, facing away from the first conductor. 8. The connection part according to claim 7, wherein the connection part (23) exhibits two continuous sealing lips (34, 35) which are situated opposite to each other in a cross sectional view relative to the push-through direction. 9. The connection part according to claim 7, wherein the transition between the first and second height level has a stepped design in cross section. 10. The connection part according to claim 7, wherein the conductor element (24) is part of a cable lug. 11. The connection part according to claim 7, wherein the sealing lip is part of a foldable or pluggable casing (48) that can be placed on the conductor element. 12. The connection part according to claim 7, wherein the elastically resilient plastic continues in an exposed collar (44) opposite a lowering (30) provided by the conductor element (24) on the second height level. 13. The connection part according to claim 12, wherein the collar (44) exhibits a continuous latching lip (45) for establishing a latched connection with a cap (45). 14. The connection part according to claim 13, wherein the cap (46) is designed as a single piece with the plastic sheathing (31) by way of a bendable extension (47). 15. A connection part (23) for establishing an electrical connection between two electrical conductors (1, 11), with a metal electrical conductor element (24), which is enveloped at least on one terminal area (A) by an elastically resilient plastic and forms a sealing lip (34, 35) that envelops the terminal area (A), wherein the terminal area (A) exhibits an opening (26) that can be penetrated by a connection means (28), such as a screw or bolt, in a push-through direction (r), wherein, in a cross section where the push-through direction (r) resembles a line, the conductor element (24) exhibits a first area (27) on a first height level and a second area (29) on a second height level, wherein the first area (27) is farther away from the opening (26) than the second area (29), the first area (27) comes before the second area (29) in the push-through direction (r), and the sealing lip (34, 35) is designed to envelop the second area (29), wherein another connection section (25) formed on one or more additional height levels can adjoin the area (27) on the first height level further away from the opening (26), and wherein the sealing lip (34, 35) in the non-deformed state protrudes over the second area of the conductor element (24) that is otherwise exposed on the sealing lip side in the push-through direction (r), but can through deformation be forced back until into a plane that forms the lower side of the second area, wherein a cover nut (38) is provided for an electrical conductor connection, wherein the cover nut (38) is closed in cross section opposite a screw-in opening, and forms a lower contact surface (4) that runs perpendicular to a placement direction, wherein the cover nut (38) is further completely enveloped by plastic (39), but only up to a plane of the contact surface (40) relative to a cross section in the area of the screw-in opening. 16. The connection part according to claim 15, wherein a sealed connection is established between two electrical conductors (1, 11), wherein the one electrical conductor (1) exhibits a connection part (23) with a metal electrical conductor element (24), which is enveloped at least on one terminal area (A) by an elastically resilient plastic, wherein the terminal area (A) exhibits an opening (26) that is penetrated by a screw or bolt in a push-through direction (r), wherein a plastic-sheathed cover nut (38) is further screwed onto the bolt, or the screw exhibits a plastic-sheathed screw head, and the second conductor (11) is penetrated by the screw (28) or bolt, wherein the screw (28) or bolt is provided on the side of the conductor lying opposite the conductor element (24) with a cover nut (38) for mounting the second conductor (11) to the conductor element (24), wherein the additional cover nut (38) is further enveloped by plastic (39), and exhibits a sealing bead (48) made out of plastic or rubber, which seals the additional cover nut (38) away from the second conductor (11), and wherein the side of the connection part (23) of the electrical conductor element (24) facing away from the facing cover nut (38) or the facing screw head exhibits a sealing lip (35) that interacts with the second conductor (11). 17. A connection part (23) for establishing an electrical connection between two electrical conductors (1, 11), with a metal electrical conductor element (24), which is enveloped at least on one terminal area (A) by an elastically resilient plastic and forms a sealing lip (34, 35) that envelops the terminal area (A), wherein the terminal area (A) exhibits an opening (26) that can be penetrated by a connection means (28), such as a screw or bolt, in a push-through direction (r), wherein, in a cross section where the push-through direction (r) resembles a line, the conductor element (24) exhibits a first area (27) on a first height level and a second area (29) on a second height level, wherein the first area (27) is farther away from the opening (26) than the second area (29), the first area (27) comes before the second area (29) in the push-through direction (r), and the sealing lip (34, 35) is designed to envelop the second area (29), wherein another connection section (25) formed on one or more additional height levels can adjoin the area (27) on the first height level further away from the opening (26), and wherein the sealing lip (34, 35) in the non-deformed state protrudes over the second area of the conductor element (24) that is otherwise exposed on the sealing lip side in the push-through direction (r), but can through deformation be forced back until into a plane that forms the lower side of the second area, wherein a plastic-sheathed cover nut (38) is further screwed onto the bolt, or the screw exhibits a plastic-sheathed screw head, wherein the plastic sheathing of the cover nut (38) or screw head is further sealed away from the conductor element (24) by a sealing lip (34, 35) comprising plastic or rubber, and wherein the side of the connection part (23) of the conductor element (24) facing away from the cover nut (38) or screw head exhibits a sealing lip (35) that interacts with the second conductor (11).
