DE2515640C2 - Device for cable entry and exit with strain relief and kink protection - Google Patents

Claims (3)

1 2 to achieve integration of functions. Claims: This object is achieved according to the invention in that the device is made in one piece from a connection body 1. Device for inserting or bushing the housing with integrated strain relief and kink protection of cables, lines and hoses, with 5 helix, the connector body by a Strain relief and kink protection helix, made of permanently hollow cylinder and the outer contour is elastic Material, characterized by a threaded pin with an adjoining assembly collar, is characterized by the fact that the device is made in one piece with a slot perpendicular to the direction of passage with a Nem connection body (2) with integrated Zugentla- depth of approximately half the outer diameter stung and kink protection helix (1), the io and with holes Ln the remaining webs to Connection body (2) through a hollow cylinder (3) to accommodate the screws of the strain relief bracket and the outer contour as a threaded pin and kink protection (4) connected to the assembly collar with an attached assembly collar (5) with a helix, with an almost upright rectangular transverse slot (6) is made perpendicular to the direction of passage with a cut. a depth of approximately half the outer diameter. The cable entry and lead-through according to the invention knife and with holes (9) in the remaining has considerable advantages over the multi-part Web for receiving the screws (8) of the Zugent- with regard to their intended use, as load bar (7) and to the assembly collar an- also their production, such as. B. captive fixed Closing anti-kink protection coil (1), with an approximate kink protection coil, integrated in the assembly collar with an upright rectangular pull-tab Cross-section, is executed. 20 relief, easy handling. Connection to all 2. Device according to claim 1, characterized in housing without dismantling the cable entry, shows that the assembly collar (5) of the connection- saving of manufacturing tolerances, lighter overbody (2) designed as an external hexagon is schaubire storage by eliminating several 3. Apparatus according to claim 1 or 2, characterized in individual parts. characterized in that the helix (1) at the lead-in 25 An embodiment of the invention is in the tion point by a concentric ring (11) be F i g. I and 2 shown is bordered. F i g. 1 shows a view of the Ka according to the invention leash and implementation with strain relief and Kink protection helix, 30 Fig. 2 shows the cable entry according to the invention in section. The invention relates to a device for housing The cable shown in the embodiment sea entry or lead-through for cables, lines and entry and lead-through is made of permanently elastic, impact hoses, with strain relief and kink protection spiral, solid, corrosion-resistant material on natural made of permanently elastic material. 35 or artificial base. Housing entries or bushings for cables or The cable gland consists of the kink Lines are necessary to protect the cable from the damage protection coil (1), which is integral with the connection to protect. To prevent this from being connected in the all-body (2). common flexible cable at the Durchführu.ngsstelle after the inwardly limited by the hollow cylinder (3) If it bends at right angles and so that the outer contour of the connecting body is less than the thread radius, there is a bending pin (4) and a hexagonal assembly collar (5) designed to protect the cable entry. If the cable is out of the The slot opening (6) is used to accommodate the Zughalb of the housing is not permanently laid, so must be a relief bracket (7), which is through the screws (8), with-pulling the conductor from the terminals at means the mounting holes (9) is attached.
To prevent tensile stress on the cable, a strain relief 45 Which, when viewed in the direction of passage, is located in front of or behind the bushing. parallel cross-section of the reversible ice corresponds approximately It is known that to meet these requirements an upright rectangle (10) and thereby stiffened the the 3 functions (feedthrough, strain relief, kinked helix. Concentration protection is limited at the cable entry) by assembling three functional parts tric ring (11) the helix. are to be ensured. The implementation is generally 50 mean through a threaded nipple with inner hollow cylinder. 1 sheet of drawings der, the strain relief through a bracket screw connection and the kink protection by a steel spiral or helix, a rubber grommet or a grommet of the thermoplastic material, the wall of which is provided with recesses 55
is perforated (see DE-AS 11 33 002) or from oppositely wound threads made of thermoplastic
Material (see DE-OS 56 40 403), shown. Even
circular disks, arranged coaxially to the line,
are known (see D EG M 19 98 549). 60 The individual parts are connected to one another
by screw, plug or snap connections; therefore requires a high level of installation effort and contains the
Risk of assembly errors that can damage the cable. 65 The invention is based on the object, on the one hand
summarize the 3 functional elements in one piece
and to make it producible, and on the other hand one