CN212323695U - Three-way cable butt-joint cable and corrugated pipe double-protection fixed joint - Google Patents
Three-way cable butt-joint cable and corrugated pipe double-protection fixed joint Download PDFInfo
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- CN212323695U CN212323695U CN202021098174.3U CN202021098174U CN212323695U CN 212323695 U CN212323695 U CN 212323695U CN 202021098174 U CN202021098174 U CN 202021098174U CN 212323695 U CN212323695 U CN 212323695U
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Abstract
The utility model discloses a three-way cable butt-joint cable and a corrugated pipe double-protection fixed joint, which comprises a main body three-way joint and a corrugated pipe connecting component; the three groups of corrugated pipe connecting assemblies are respectively arranged at three pipe orifices of the main body three-way joint, and the three pipe orifices are provided with external threads; the corrugated pipe connecting assembly comprises a transition connecting sleeve, a corrugated pipe fastening sleeve, a rubber sleeve and a tightening nut; the inner end of the transition connecting sleeve is provided with internal threads and is arranged at the pipe orifice, and the tightening nut is arranged at the external threads at the outer end of the transition connecting sleeve; in the transitional coupling cover was all located to rubber sleeve and bellows adapter sleeve, the utility model discloses a two protection fixed joint of three-dimensional cable butt joint cable and bellows realizes the connection of the waterproof fastening of three-dimensional cable to and the waterproof fastening of cable outsourcing bellows links up, has high outdoor fastening performance, and waterproof nature's characteristics greatly improve life and safety under the outdoor wiring environment.
Description
Technical Field
The utility model belongs to the technical field of the cable joint, especially, relate to a two protection fixed joint of three-dimensional cable butt joint cable and bellows.
Background
The metal corrugated pipe is a pipe with a regular wave shape, and the commonly used metal corrugated pipes comprise carbon steel, stainless steel, steel lining plastic, aluminum and the like. The corrugated pipe is mainly used for non-concentric axial transmission with small bending radius, or irregular turning, stretching or absorbing thermal deformation of a pipeline and the like, the corrugated pipe is used for the cable outer covering surface, the application of the corrugated pipe belongs to innovation at present, the corrugated pipe can adapt to a cable routing structure and protect the cable, and how to joint the corrugated pipe with a joint of the cable and tightly fixedly connect the corrugated pipe with the cable to ensure the waterproof performance becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a three-dimensional cable butt joint cable and two protection fixed joint of bellows realizes the connection of the waterproof fastening of three-dimensional cable to and the waterproof fastening of cable outsourcing bellows links up, has high outdoor fastening performance, and waterproof nature's characteristics greatly improve life and safety under the outdoor wiring environment.
The utility model discloses a three-way cable butt-joint cable and a corrugated pipe double-protection fixed joint, which comprises a main body three-way joint and a corrugated pipe connecting component; the three groups of corrugated pipe connecting assemblies are respectively arranged at three pipe orifices of the main body three-way joint, and the three pipe orifices are provided with external threads; the corrugated pipe connecting assembly comprises a transition connecting sleeve, a corrugated pipe fastening sleeve, a rubber sleeve and a tightening nut; the inner end of the transition connecting sleeve is provided with internal threads and is arranged at the pipe orifice, and the tightening nut is arranged at the external threads at the outer end of the transition connecting sleeve; the rubber sleeve and the corrugated pipe fastening sleeve are both arranged in the transition connecting sleeve, wherein the rubber sleeve is close to the inner end of the transition connecting sleeve, and a step surface for limiting the rubber sleeve is arranged in the pipe orifice; the outer end of the tightening nut is provided with a cap body covering the outer end faces of the transition connecting sleeve and the corrugated pipe fastening sleeve, the cap body is provided with a through hole for the corrugated pipe to pass through, the corrugated pipe passes through the tightening nut and is connected with the corrugated pipe fastening sleeve in a sealing manner during installation, and the corrugated pipe and the transition connecting sleeve are connected into a whole after the tightening nut is screwed down; connecting the cables in the main body tee joint, respectively penetrating the cables out of the three pipe orifices and the corrugated pipe, fastening a transition connecting sleeve on the pipe orifice of the main body tee pipe, and hooping the cables by using a rubber sleeve to realize sealing so as to ensure the waterproof performance; the corrugated pipe adapter sleeve is also made of rubber, so that the corrugated pipe is hermetically connected with the transition connecting sleeve.
Furthermore, the inner wall of the transition connecting sleeve is provided with a baffle ring for separating the corrugated pipe fastening sleeve from the rubber sleeve; the corrugated pipe connecting assembly further comprises a plastic protection claw sleeved between the transition connecting sleeve and the rubber sleeve, the plastic protection claw comprises an annular seat and a plurality of elastic claws integrally formed with the annular seat, and the elastic claws extend to the end face of the retaining ring along the axial direction of the annular seat; the end face of the retaining ring, which is in contact with each elastic claw, is a conical surface, each elastic claw is extruded towards the center by the action of the conical surface when the transitional connecting sleeve is screwed down, the comprehensive stress is good, and then the elastic claws compress the rubber sleeve to clamp the cable.
Furthermore, the end face, corresponding to the end face of the annular seat of the plastic protection claw, of the end part of the rubber sleeve is provided with a step face, so that the annular seat of the plastic protection claw is abutted against the step face, the end part of the rubber sleeve is pressed and fixed by the annular seat of the plastic protection claw, the rubber sleeve and the plastic protection claw are reliably positioned, and the stability of the whole structure is ensured.
Furthermore, bosses are arranged on the inner circular surface of each elastic claw, annular clamping grooves are arranged on the outer circle of the rubber sleeve corresponding to the bosses, and the cross sections of the annular clamping grooves and the bosses are trapezoidal, so that excessive deformation or dislocation of the elastic claws is avoided.
Furthermore, a ring platform for axially limiting the corrugated pipe is arranged at the inner end of the corrugated pipe fastening sleeve; the inner wall of the corrugated pipe fastening sleeve is also provided with an annular bulge used for being clamped in the groove on the surface of the corrugated pipe, and after the corrugated pipe is inserted into the corrugated pipe fastening sleeve, the corrugated pipe is extruded by the annular bulge, so that the fastening waterproof effect is achieved.
Furthermore, the cross section of the annular bulge is triangular, the compression deformation performance is good, and the annular bulge can be in close contact with the corrugated pipe.
The utility model has the advantages that: the utility model discloses a two protection fixed joint of three-dimensional cable butt joint cable and bellows realizes the connection of the waterproof fastening of three-dimensional cable to and the waterproof fastening of cable outsourcing bellows links up, has high outdoor fastening performance, and waterproof nature's characteristics greatly improve life and safety under the outdoor wiring environment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1: the three-way cable butt-joint cable and corrugated pipe double-protection fixed joint comprises a main body three-way joint 13 and a corrugated pipe connecting assembly; the three groups of corrugated pipe connecting assemblies are respectively arranged at three pipe orifices 12 of a main body three-way joint 13, and the three pipe orifices 12 are provided with external threads; the corrugated pipe connecting assembly comprises a transition connecting sleeve 4, a corrugated pipe fastening sleeve 3, a rubber sleeve 11 and a packing nut 1; the inner end of the transition connecting sleeve 4 is provided with internal threads and is arranged at the pipe orifice 12, and the packing nut 1 is arranged at the external threads at the outer end of the transition connecting sleeve 4; the rubber sleeve 11 and the corrugated pipe fastening sleeve 3 are both arranged in the transition connecting sleeve 4, wherein the rubber sleeve 11 is close to the inner end of the transition connecting sleeve 4, and a step surface for limiting the rubber sleeve 11 is arranged in the pipe orifice 12; the outer end of the packing nut 1 is provided with a cap body covering the outer end faces of the transition connecting sleeve 4 and the corrugated pipe fastening sleeve 3, the cap body is provided with a through hole for the corrugated pipe to pass through, the corrugated pipe passes through the packing nut 1 and is hermetically connected with the corrugated pipe fastening sleeve 3 during installation, and the corrugated pipe is connected with the transition connecting sleeve 4 into a whole after the packing nut 1 is screwed down; then connecting the cables in a main body three-way joint 13, respectively penetrating the cables out of the three pipe orifices 12 and the corrugated pipe, fastening a transition connecting sleeve 4 on the pipe orifice 12 of the main body three-way pipe, and tightly hooping the cables by using a rubber sleeve 11 to realize sealing so as to ensure the waterproof performance; the corrugated pipe fastening sleeve 3 is made of rubber, so that the corrugated pipe is hermetically connected with the transition connecting sleeve 4.
In this embodiment, the inner wall of the transition connecting sleeve 4 is provided with a baffle ring 5 for separating the bellows fastening sleeve 3 from the rubber sleeve 11; the corrugated pipe connecting assembly further comprises a plastic protection claw 8 sleeved between the transition connecting sleeve 4 and the rubber sleeve 11, the plastic protection claw 8 comprises an annular seat 9 and a plurality of elastic claws 7 integrally formed with the annular seat 9, and the elastic claws 7 extend to the end face of the retaining ring 5 along the axial direction of the annular seat 9; the end face of the retainer ring 5, which is in contact with each elastic claw 7, is a conical surface, each elastic claw 7 is extruded towards the center by the action of the conical surface when the transitional connecting sleeve 4 is screwed down, the comprehensive stress is good, and then the elastic claws 7 compress the rubber sleeve 11 to clamp the cable.
In this embodiment, the end surface of the end of the rubber sleeve 11 corresponding to the annular seat 9 of the plastic claw 8 is provided with a step surface, so that the annular seat 9 of the plastic claw 8 abuts against the step surface, and the end of the rubber sleeve 11 is pressed and fixed by the annular seat 9 of the plastic claw 8, so that the rubber sleeve 11 and the plastic claw 8 are reliably positioned, and the stability of the whole structure is ensured.
In this embodiment, the inner circular surface of each elastic claw 7 is provided with a boss 6, the outer circle of the rubber sleeve 11 is provided with an annular clamping groove 10 corresponding to each boss 6, and the cross sections of the annular clamping groove 10 and the boss 6 are both trapezoidal, so that excessive deformation or displacement of the elastic claws 7 is avoided.
In this embodiment, the inner end of the corrugated pipe fastening sleeve 3 is provided with a ring platform for axially limiting the corrugated pipe; the inner wall of bellows adapter sleeve 3 still is equipped with the annular bulge 2 that is used for the card in the recess on bellows surface, and the bellows utilizes annular bulge 2 to extrude the bellows after inserting in bellows adapter sleeve 3, reaches the waterproof effect of fastening.
In this embodiment, the cross section of the annular protrusion 2 is triangular, and the annular protrusion has good compression deformation performance and can be tightly contacted with the corrugated pipe.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (6)
1. The utility model provides a two protection fixed joint of three-dimensional cable butt joint cable and bellows which characterized in that: comprises a main body three-way joint and a corrugated pipe connecting assembly; the three groups of corrugated pipe connecting assemblies are respectively arranged at three pipe orifices of the main body three-way joint, and the three pipe orifices are provided with external threads; the corrugated pipe connecting assembly comprises a transition connecting sleeve, a corrugated pipe fastening sleeve, a rubber sleeve and a tightening nut; the inner end of the transition connecting sleeve is provided with internal threads and is arranged at the pipe orifice, and the tightening nut is arranged at the external threads at the outer end of the transition connecting sleeve; the rubber sleeve and the corrugated pipe fastening sleeve are both arranged in the transition connecting sleeve, wherein the rubber sleeve is close to the inner end of the transition connecting sleeve, and a step surface for limiting the rubber sleeve is arranged in the pipe orifice; the outer end of the tightening nut is provided with a cap body covering the outer end faces of the transition connecting sleeve and the corrugated pipe fastening sleeve, and the cap body is provided with a through hole for the corrugated pipe to pass through.
2. The three-way cable splice cable and bellows dual protection fixed joint of claim 1, wherein: the inner wall of the transition connecting sleeve is provided with a baffle ring for separating the corrugated pipe fastening sleeve from the rubber sleeve; bellows coupling assembling still protects the claw including the plastics of suit between transition adapter sleeve and rubber sleeve, plastics protect the claw including annular seat and with annular seat integrated into one piece's a plurality of elastic claw, elastic claw extends to the terminal surface of retaining ring along the axial of annular seat.
3. The three-way cable splice cable and bellows dual protection fixed joint of claim 2, wherein: the end face of the end part of the rubber sleeve, which corresponds to the annular seat of the plastic protection claw, is provided with a step surface, so that the annular seat of the plastic protection claw is abutted against the step surface.
4. The three-way cable splice and bellows dual protection fixed joint of claim 3, wherein: the inner circular surface of each elastic claw is provided with a boss, the outer circle of the rubber sleeve is provided with an annular clamping groove corresponding to each boss, and the cross sections of the annular clamping groove and the bosses are trapezoidal.
5. The three-way cable splice and bellows dual protection fixed joint of claim 4, wherein: the inner end of the corrugated pipe fastening sleeve is provided with a ring platform for axially limiting the corrugated pipe; the inner wall of the corrugated pipe fastening sleeve is also provided with an annular bulge which is used for being clamped in the groove on the surface of the corrugated pipe.
6. The three-way cable splice and bellows dual protection fixed joint of claim 5, wherein: the cross section of the annular bulge is triangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098174.3U CN212323695U (en) | 2020-06-15 | 2020-06-15 | Three-way cable butt-joint cable and corrugated pipe double-protection fixed joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098174.3U CN212323695U (en) | 2020-06-15 | 2020-06-15 | Three-way cable butt-joint cable and corrugated pipe double-protection fixed joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212323695U true CN212323695U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021098174.3U Active CN212323695U (en) | 2020-06-15 | 2020-06-15 | Three-way cable butt-joint cable and corrugated pipe double-protection fixed joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212323695U (en) |
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2020
- 2020-06-15 CN CN202021098174.3U patent/CN212323695U/en active Active
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