초록 ▼

This invention relates to a tap insert which is used for closing or separating conduits and can be introduced into a valve housing (1, 17) for valve inserts. An external thread (12, 23) is provided at the outside of the tap insert (2, 16, 21). The insert can be screwed in a receptacle (5) of a valve

This invention relates to a tap insert which is used for closing or separating conduits and can be introduced into a valve housing (1, 17) for valve inserts. An external thread (12, 23) is provided at the outside of the tap insert (2, 16, 21). The insert can be screwed in a receptacle (5) of a valve housing (1, 17) by means of said thread, whereby the receptacle is provided for valve inserts.

대표청구항 ▼

1. Tap insert for closing or separating conduits which can be installed in a valve housing connected with a conduit, comprising:a device for connecting a tap insert with the valve housing, said connecting device having an external thread on an outside surface which can be screwed into the valve hous

1. Tap insert for closing or separating conduits which can be installed in a valve housing connected with a conduit, comprising:a device for connecting a tap insert with the valve housing, said connecting device having an external thread on an outside surface which can be screwed into the valve housing; a shut-off body rotably disposed in the device, said shut-off body provided with a through channel; an actuating device for rotating the shut-off body; and a shut-off body housing surrounding the shut-off body, the shut-off body housing closing the through channel when in a closed position, the shut-off body housing provided with shut-off surfaces on its exterior that lie on a valve seat of the valve housing, wherein the length of the tag insert is adjustable. 2. A tap insert as defined in claim 1, wherein the shut-off body housing comprises a sealing material.3. A tap insert as defined in claim 1, wherein the shut-off body housing comprises metal or plastic; and a seal is provided on the shut-off body housing.4. Tap insert for closing or separating conduitswhich can be installed in a valve housing connected with a conduit, comprising: a device for connecting a tap insert with the valve housing, said connecting device having an external thread on an outside surface which can be screwed into the valve housing; a shut-off body rotably disposed in the device, said shut-off body provided with a through channel; an actuating device for rotating the shut-off body; and a shut-off body housing surrounding the shut-off body, the shut-off body housing closing the through channel when in a closed position, the shut-off body housing provided with shut-off surfaces on its exterior that lie on a valve seat of the valve housing, wherein the shut-off body housing consists of two parts that are held together by a sleeve that encloses at least a portion of both parts. 5. A tap insert as defined in claim 4, wherein the two parts of the shut-off body housing are comprised of polytetraflouroethylene and the sleeve is comprised of brass.6. A tap insert as defined in claim 4, wherein the shut-off body is a ball, cone or cylinder.7. A tap insert as defined in claim 6, wherein the shut-off body is a cone or cylinder.8. A tap insert as defined in claim 6, wherein the shut-off body is a ball.9. A tap insert as defined in claim 4, wherein the shut-off body housing comprises a sealing material.10. A tap insert as defined in claim 9, wherein the sealing material is polytetraflouroethylene.11. A tap insert as defined in claim 4, wherein the shut-off body housing comprises metal or plastic and a seal is provided on the shut-off body housing.12. A tap insert as defined in claim 11, wherein the seal is polytetraflouroethylene.13. Tap insert for closing or separating conduits which can be installed in a valve housing connected with a conduit, comprising:a device for connecting a tap insert with the valve housing, said connecting device having an external thread on an outside surface which can be screwed into the valve housing; a shut-off body rotably disposed in the device, said shut-off body provided with a through channel; an actuating device for rotating the shut-off body; and a shut-off body housing surrounding the shut-off body, the shut-off body housing closing the through channel when in a closed position, the shut-off body housing provided with shut-off surfaces on its exterior that lie on a valve seat of the valve housing; a first sleeve, said first sleeve guided in the connecting device so as to adjust the length of the tap insert; and a second sleeve that has a thread and fits on the first sleeve, said second sleeve is located on an end of the connecting device distal from the valve housing. 14. A tap insert as defined in claim 13, wherein the shut-off body is a ball, cone or a cylinder.15. A tap insert as defined in claim 13, wherein the shut-off body housing comprises a sealing material.16. A tap insert as defined in claim 13, wherein the shut-off body housing comprises metal or plastic and a seal is provided on the shut-off body housing.17. Tap insert for closing or separating conduits which can be installed in a valve housing connected with a conduit, comprising:a device for connecting a tap insert with the valve housing, said connecting device having an external thread on an outside surface which can be screwed into the valve housing; a shut-off body rotably disposed in the device, said shut-off body provided with a through channel; an actuating device for rotating the shut-off body; a shut-off body housing surrounding the shut-off body, the shut-off body housing closing the through channel when in a closed position, the shut-off body housing provided with shut-off surfaces on its exterior that lie on a valve seat of the valve housing; a first sleeve, said first sleeve guided in the connecting device so as to adjust the length with the tap insert; and a second sleeve that has a thread and fits on the first sleeve, said second sleeve is located on an end of the connecting device distal from the valve housing; wherein said shut-off body is a ball, cone or cylinder. 18. A tap insert as defined in claim 17, wherein the shut-off body housing comprises a sealing material.19. A tap insert as defined in claim 17, wherein the shut-off body housing comprises metal or plastic and a seal is provided on the shut-off body housing.