CN112435796A - Halogen-free low-smoke polyolefin insulated computer cable - Google Patents
Halogen-free low-smoke polyolefin insulated computer cable Download PDFInfo
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- CN112435796A CN112435796A CN202011271790.9A CN202011271790A CN112435796A CN 112435796 A CN112435796 A CN 112435796A CN 202011271790 A CN202011271790 A CN 202011271790A CN 112435796 A CN112435796 A CN 112435796A
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- 229920000098 polyolefin Polymers 0.000 title claims abstract description 18
- 239000000779 smoke Substances 0.000 title claims abstract description 18
- 239000004020 conductor Substances 0.000 claims abstract description 25
- 229920002799 BoPET Polymers 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 32
- 238000004804 winding Methods 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000008054 signal transmission Effects 0.000 abstract description 4
- 239000005041 Mylar™ Substances 0.000 abstract 2
- 230000017105 transposition Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 229920006267 polyester film Polymers 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
- H01B11/08—Screens specially adapted for reducing cross-talk
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
- H01B11/10—Screens specially adapted for reducing interference from external sources
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
- H01B13/0207—Details; Auxiliary devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
- H01B13/0235—Stranding-up by a twisting device situated between a pay-off device and a take-up device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
- H01B13/0235—Stranding-up by a twisting device situated between a pay-off device and a take-up device
- H01B13/0257—Stranding-up by a twisting device situated between a pay-off device and a take-up device being a perforated disc
Abstract
The invention discloses a halogen-free low-smoke polyolefin insulated computer cable, and relates to the technical field of cables. The insulating layer is sleeved on the outer surface of the conductor, the mylar tape is sleeved outside the combined body of the insulating layer and the conductor, and the conductor and the insulating layer are provided with two strands in the inner part of the mylar belt, the split-phase shielding layer is sleeved on the outer surface of the mylar belt, the isolating layer is sleeved on the outer surface of the split-phase shielding layer, the filling layer is arranged in the inner part of the total shielding layer, the isolating layer and the filling layer are both provided with two strands in the inner part of the total shielding layer, through the combination and matching of the conductor, the insulating layer, the mylar tape, the split-phase shielding layer, the isolating layer, the total shielding layer, the filling layer, the connecting wire and the sheath, make the cable main part possess good interference killing feature, it is poor to have the interference killing feature to have solved traditional computer cable when using, and signal transmission's accuracy and stability are to relatively poor, influence the transmission effect of computer signal, give the problem that the use is inconvenient.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a halogen-free low-smoke polyolefin insulation computer cable.
Background
In the 60's last century, large-scale engineering construction and automation control systems all adopt traditional PVC insulating layer control cables and signal cables, and the main functions at that time are to connect relays, circuit breakers, pointer instruments, signal lamps and the like. With the continuous development of automatic control, computer network and remote measuring and controlling technology, the cable is widely applied to the fields of power generation, metallurgy, mine, petrochemical industry, traffic, science and technology, national defense and the like, and is used as a cable for connecting a computer network (DCS), a detection device of an automatic control system and instruments. Due to the close connection between such cables and computer control systems, the names of the cables gradually evolve from "control and instrument cables", "data transmission control and instrument cables" and "control cables for computers" to "computer cables". Unlike computer network cables such as 5, 6 and 7 cables for digital communication, computer cables generally fall under the category of electrical equipment wires, and are suitable for use in applications requiring high interference resistance with an ac rated voltage of 450 pi 750V and a dc rated voltage of 1000V or less.
The traditional computer cable has poor anti-interference capability when in use, the accuracy and stability of signal transmission are poor, the transmission effect of computer signals is influenced, and inconvenience is brought to use.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a halogen-free low-smoke polyolefin insulation computer cable, which solves the problems that the traditional computer cable has poor anti-jamming capability, poor accuracy and stability of signal transmission, influences the transmission effect of computer signals and brings inconvenience to use when in use.
In order to achieve the purpose, the invention is realized by the following technical scheme: a halogen-free low-smoke polyolefin insulated computer cable comprises a cable main body, wherein the cable main body comprises a conductor, an insulating layer, a mylar tape, a split-phase shielding layer, an isolating layer, a total shielding layer, a filling layer, a connecting wire and a sheath;
the insulation layer cover is established on the external surface of conductor, the polyester film area cover is established in the outside of the assembly of insulation layer and conductor, and conductor and insulation layer are provided with two strands in the inside of polyester film area, the split phase shielding layer cover is established on the external surface of polyester film area, the isolation layer cover is established on the external surface of split phase shielding layer, the filling layer sets up the inside on total shielding layer, isolation layer and filling layer all are provided with two in total shielding layer's inside, total shielding layer cover is established on the external surface of isolation layer, the connecting wire sets up the inside on total shielding layer, the sheath cover is established on the external surface of isolation layer.
The stranding process of the cable main body comprises the following steps:
step S1: preparing a cable twisting component, twisting and installing the originally prepared cable to be twisted, winding the required cable on a bobbin, rotationally arranging the wound bobbin on a bobbin fixing frame by a rotary rotating shaft, ensuring the stability of the whole bobbin fixing frame by the bobbin fixing frame through a fixing frame with the outside, and simultaneously enabling the cable to be twisted to pass through the whole cable twisting component through a cable hole to finish the installation operation;
step S2: the prepared cable on the winding drum passes through a first internal rotation stranded wire piece along the direction needing to be stranded, the cable passes through the internal part of the rotation installation shaft, passes through a cable through hole in a connecting support, passes through a cable limiting groove, is continuously stretched along the stranding direction, then passes through an adjusting turntable assembly, is gathered from the other side of the adjusting turntable assembly and is wound on the cable piece, at the moment, a driving motor is started, a power wheel rotating groove connected with a driving shaft of the driving motor drives the cable to rotate, the power wheel is rotatably arranged on a lower bracket, the internal part of an upper side driving frame of the lower bracket realizes guiding rotation connection through a guide wheel and a guide wheel fixing table, so that the internal rotation stranded wire piece in the driving frame rotates under the action of the power wheel rotating groove, and a rotation fixed position is ensured through a bearing block between the internal rotation stranded wire piece and the winding drum fixing frame, the cable on the internal rotation stranded wire piece rotates along with the internal rotation stranded wire piece, and the cable penetrating through the internal rotation stranded wire piece penetrates through the adjusting turntable assembly to be fastened and adjusted;
step S3: after the coiling is completed, the cable is correspondingly adjusted according to different specifications, the cable passes through the position between the installation base station and the turntable main body and is clamped in the guide limiting groove, after the position is fixed, the position of the fastening nut on the fastening stud is adjusted, the installation base station arranged on the installation base station performs corresponding self-adaptive adjustment according to the action of the fastening nut and the spring part, and the fastening state between the cable guide wheel and the cable is ensured.
As a further scheme of the invention: the cable stranding assembly comprises an adjusting turntable assembly, a bobbin fixing frame, a lower bracket and a driving motor, a driving frame is fixedly arranged on the upper side of the lower support, a plurality of guide wheel fixing tables are fixedly arranged on the inner surface of the driving frame, guide wheels are rotatably arranged in each guide wheel fixing table, the interior of the driving frame is rotatably provided with an inner rotating stranded wire piece through a guide wheel and a guide wheel fixing table, a power wheel rotating groove is arranged at the middle section of the upper surface of the lower bracket, a power wheel is rotatably arranged in the power wheel rotating groove, the circle center position of the inner rotating stranded wire piece is rotationally arranged on the bobbin fixing frame through a bearing block, and the middle section of the bobbin fixing frame is provided with a rotary rotating shaft in a penetrating manner, the bobbin fixing frame is provided with a bobbin in a rotating manner through the rotary rotating shaft, and cable holes are formed in the bobbin fixing frame and the circle center of the internal rotating stranded wire piece.
As a further scheme of the invention: the lower brackets are arranged in a plurality, each pair of lower brackets are arranged on two sides of the bobbin fixing frame, the combined part on each lower bracket is fixed, one side of the circle center axis positions on two sides of the bobbin fixing frame penetrates through the adjusting turntable assembly, and the other side of the circle center axis positions on two sides of the bobbin fixing frame penetrates through the redundant lower brackets and is fixedly arranged on the external fixing bracket.
As a further scheme of the invention: the adjusting turntable assembly comprises a turntable outer frame connected with an external fixing part, a plurality of upper rotating bosses are fixedly arranged on the inner surface of the turntable outer frame, a guide rotating wheel is rotatably arranged in each upper rotating boss, a turntable inner frame is rotatably arranged in the turntable outer frame through the upper rotating bosses and the guide rotating wheel, a turntable main body is fixedly arranged in the turntable inner frame through a connecting and fixing block, a cable through hole is formed in the center of the turntable main body, a plurality of guide limiting grooves are uniformly formed in the arc surface of the turntable main body, a plurality of fastening studs are fixedly arranged on the two sides of the guide limiting grooves on the arc surface of the turntable main body, the fastening studs penetrate through the four corners of the mounting base platform, and a fastening nut is arranged on the surface of each fastening stud in a threaded manner, spring parts are arranged on the surface, located on the fastening stud, between the installation base station and the rotary table main body, and a cable guide wheel is arranged in the center of the installation base station in a rotating mode in the tangential direction of the rotary table main body at the guide limiting groove.
As a further scheme of the invention: and the penetration value of the cable guide wheel is equal to the width value of the guide limiting groove.
As a further scheme of the invention: the utility model discloses a cable assembly, including rotation installation axle, the fixed rotation stranded conductor spare outer circle piece that is provided with through the connecting strut on the surface, the cable through hole has been seted up to the lateral wall that rotates the installation axle to the rotation stranded conductor spare outer circle piece on the surface and vertically run through the connecting strut is whole, it evenly has a plurality of cable restriction grooves to set up on the surface of rotation stranded conductor spare outer circle piece.
As a further scheme of the invention: and a connecting fixing rod is fixedly connected between every two adjacent lower brackets, a driving shaft of the driving motor is fixedly connected with one end of the rotating shaft through a coupler, and the rotating shaft is connected with the power wheel rotating grooves on each lower bracket in series.
Advantageous effects
The invention provides a halogen-free low-smoke polyolefin insulated computer cable. Compared with the prior art, the method has the following beneficial effects:
1. a halogen-free low-smoke polyolefin insulated computer cable, wherein an insulating layer is sleeved on the outer surface of a conductor, a mylar tape is sleeved on the outer portion of a combination body of the insulating layer and the conductor, the conductor and the insulating layer are provided with two strands in the mylar tape, a split-phase shielding layer is sleeved on the outer surface of the mylar tape, an isolating layer is sleeved on the outer surface of the split-phase shielding layer, a filling layer is arranged in a total shielding layer, two isolating layers and two filling layers are arranged in the total shielding layer, the total shielding layer is sleeved on the outer surface of the isolating layer, a connecting wire is arranged in the total shielding layer, a sheath is sleeved on the outer surface of the isolating layer, and the cable main body has good anti-interference performance through the combined matching of the conductor, the insulating layer, the mylar tape, the split-phase shielding layer, the isolating layer, the total shielding layer, the filling, the problem of traditional computer cable have the interference killing feature poor when using, signal transmission's accuracy and stability to relatively poor, influence the transmission effect of computer signal, bring inconvenience for the use is solved.
2. A halogen-free low-smoke polyolefin insulated computer cable, a cable stranding assembly comprises an adjusting turntable assembly, a bobbin fixing frame, a lower bracket and a driving motor, wherein a driving frame is fixedly arranged on the upper side of the lower bracket, a plurality of guide wheel fixing tables are fixedly arranged on the inner surface of the driving frame, a guide wheel is rotatably arranged in each guide wheel fixing table, a rotary stranded wire piece is rotatably arranged in the driving frame through the guide wheels and the guide wheel fixing tables, a power wheel rotating groove is formed in the middle section of the upper surface of the lower bracket, a power wheel is rotatably arranged in the power wheel rotating groove, the circle center position of the rotary stranded wire piece is rotatably arranged on the bobbin fixing frame through a bearing block, a rotary rotating shaft penetrates through the middle section of the bobbin fixing frame, a bobbin is rotatably arranged on the bobbin fixing frame through the rotary rotating shaft, cable holes are formed in the circle center positions of the bobbin fixing frame and the rotary stranded wire piece, the cables before being twisted are twisted through the winding drum on the winding drum fixing frame and the rotating inner rotating wire twisting piece and the adjusting turntable assembly, the cable limiting grooves and the cable through holes in the rotating inner wire twisting piece can rotate in the rest assemblies and meanwhile are convenient to twist, and the cables are not easy to wind in a one-to-one correspondence mode.
3. A halogen-free low-smoke polyolefin insulated computer cable, an adjusting turntable component comprises a turntable outer frame connected with an external fixing part, a plurality of upper rotating bosses are fixedly arranged on the inner surface of the turntable outer frame, a guide rotating wheel is rotatably arranged inside each upper rotating boss, a turntable inner frame is rotatably arranged inside the turntable outer frame through the upper rotating bosses and the guide rotating wheel, a turntable main body is fixedly arranged inside the turntable inner frame through a connecting and fixing block, a cable through hole is arranged at the circle center position of the turntable main body, a plurality of guide limiting grooves are uniformly arranged on the arc surface of the turntable main body, a plurality of fastening studs are fixedly arranged on the two sides of the guide limiting grooves on the arc surface of the turntable main body, the fastening studs are arranged at the four corners of an installation base platform in a penetrating manner, and a fastening nut is arranged on the surface of each fastening stud in a threaded manner, the installation base station and the carousel main part are located fastening stud's spring part on the surface between, the central point of installation base station puts and rotates with the tangential direction of carousel main part in direction restriction groove department and is provided with the cable leading wheel, through adjusting installation base station and cable leading wheel on the carousel subassembly to fasten the cable before the transposition, the cable of different specifications size that can be convenient carries out the transposition effect, under the prerequisite of guaranteeing the transposition, the effectual fastening and the restriction problem of the cable of different specifications size of having solved.
Drawings
FIG. 1 is a schematic structural diagram of a cable body according to the present invention;
FIG. 2 is a schematic view of a cable stranding assembly according to the present invention;
FIG. 3 is a schematic view of an adjustment dial assembly according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of a rotating strand assembly according to the present invention;
FIG. 6 is a schematic view of the internal structure of the rotating strand member of the present invention.
In the figure: 1. adjusting the turntable assembly; 101. a turntable outer frame member; 102. rotating the boss; 103. a guide runner; 104. a turntable inner frame member; 105. connecting a fixed block; 106. a cable through hole; 107. a turntable main body; 108. a guide limit groove; 109. fastening a nut; 110. fastening a stud; 111. a cable guide wheel; 112. mounting a base station; 113. a spring member; 2. a drive frame; 3. connecting a fixed rod; 4. rotating the strand element; 41. rotating the stranded wire piece outer ring piece; 42. connecting the supporting columns; 43. rotating the mounting shaft; 44. a cable restraining groove; 45. a cable through hole; 5. a bearing block; 6. a bobbin fixing bracket; 7. a bobbin; 8. rotating the rotating shaft; 9. a guide wheel; 10. a guide wheel fixing table; 11. a lower bracket; 12. a rotating shaft; 13. a power wheel; 14. a drive motor; 15. a power wheel rotation slot; 16. a cable hole; 17. a cable body; 171. a conductor; 172. an insulating layer; 173. a mylar tape; 174. a split-phase shielding layer; 175. an isolation layer; 176. a total shielding layer; 177. a filling layer; 178. a connecting wire; 179. a sheath; 18. a cable stranding assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a halogen-free low-smoke polyolefin insulated computer cable comprises a cable main body 17, wherein the cable main body 17 comprises a conductor 171, an insulating layer 172, a mylar tape 173, a split-phase shielding layer 174, an isolation layer 175, a total shielding layer 176, a filling layer 177, a connecting wire 178 and a sheath 179;
the insulating layer 172 is sleeved on the outer surface of the conductor 171, the mylar tape 173 is sleeved on the outer portion of a combined body of the insulating layer 172 and the conductor 171, the conductor 171 and the insulating layer 172 are provided with two strands in the mylar tape 173, the split-phase shielding layer 174 is sleeved on the outer surface of the mylar tape 173, the isolation layer 175 is sleeved on the outer surface of the split-phase shielding layer 174, the filling layer 177 is arranged inside the total shielding layer 176, the isolation layer 175 and the filling layer 177 are both arranged inside the total shielding layer 176, the total shielding layer 176 is sleeved on the outer surface of the isolation layer 175, the connecting line 178 is arranged inside the total shielding layer 176, and the sheath 179 is sleeved on the outer surface of the isolation layer 175.
The stranding process of the cable main body 17 includes the following steps:
step S1: preparing a cable twisting component 18, twisting and installing the originally prepared cable to be twisted, winding the required cable on a bobbin 7, rotatably arranging the wound bobbin 7 on a bobbin fixing frame 6 by a rotary rotating shaft 8, ensuring the stability of the whole bobbin fixing frame 6 by the bobbin fixing frame 6 through a fixing frame with the outside, and simultaneously enabling the cable to be twisted to pass through the whole cable twisting component 18 through a cable hole 16 to finish the installation operation;
step S2: the prepared cable on the winding drum 7 passes through the first rotating stranded wire member 4 along the direction needing to be stranded, the cable passes through the inner part of the rotating installation shaft 43, passes through the cable limiting groove 44 along the cable through hole 45 in the connecting support 42, is stretched continuously along the stranding direction, then passes through the adjusting turntable assembly 1, is gathered from the other side of the adjusting turntable assembly 1, is wound on the cable member, at the moment, the driving motor 14 is started, the power wheel rotating groove 15 connected with the driving shaft of the driving motor 14 is driven to rotate, the power wheel 13 is rotatably arranged on the lower bracket 11, the inner part of the upper driving frame 2 of the lower bracket 11 is connected with the guiding rotation through the guide wheel 9 and the guide wheel fixing table 10, so that the rotating stranded wire member 4 in the driving frame 2 rotates under the action of the power wheel rotating groove 15, a bearing block 5 is arranged between the inner rotating stranded wire member 4 and the bobbin fixing frame 6 to ensure that one rotating stranded wire member is fixed, a cable on the inner rotating stranded wire member 4 rotates along with the inner rotating stranded wire member 4, and the cable penetrating through the inner rotating stranded wire member 4 penetrates through the adjusting turntable assembly 1 to be fastened and adjusted;
step S3: after winding is finished, corresponding adjustment is carried out according to cables of different specifications, the cables penetrate through the position between the installation base station 112 and the turntable main body 107 and are clamped inside the guide limiting groove 108, after the position is fixed, the position of the fastening nut 109 on the fastening stud 110 is adjusted, corresponding self-adaptive adjustment is carried out on the installation base station 112 arranged on the installation base station according to the action of the fastening nut 109 and the spring part 113, and the fastening state between the cable guide wheel 111 and the cables is guaranteed.
Referring to fig. 2-6, the cable twisting assembly 18 includes an adjusting turntable assembly 1, a bobbin fixing frame 6, a lower bracket 11 and a driving motor 14, a driving frame 2 is fixedly disposed on an upper side of the lower bracket 11, a plurality of guide wheel fixing tables 10 are fixedly disposed on an inner surface of the driving frame 2, a guide wheel 9 is rotatably disposed inside each guide wheel fixing table 10, an inner rotating wire 4 is rotatably disposed inside the driving frame 2 through the guide wheel 9 and the guide wheel fixing table 10, a power wheel rotating groove 15 is disposed at a middle section of the upper surface of the lower bracket 11, a power wheel 13 is rotatably disposed inside the power wheel rotating groove 15, a circle center position of the inner rotating wire 4 is rotatably disposed on the bobbin fixing frame 6 through a bearing block 5, a rotating shaft 8 is disposed at a middle section of the bobbin fixing frame 6 in a penetrating manner, the bobbin fixing frame 6 is rotatably disposed with a bobbin 7 through the rotating shaft 8, the circle centers of the bobbin fixing frame 6 and the inner rotary stranded wire member 4 are provided with cable holes 16.
The lower supports 11 are provided with a plurality of lower supports, each pair of lower supports 11 are arranged on two sides of the bobbin fixing frame 6, the combined parts on each lower support 11 are fixed, one sides of the positions of circle center axes on two sides of the bobbin fixing frame 6 penetrate through the adjusting turntable assembly 1, the other sides of the circle center axes on two sides of the bobbin fixing frame 6 penetrate through the redundant lower supports 11 and are fixedly arranged on the external fixing support, a connecting fixing rod 3 is fixedly connected between every two adjacent lower supports 11, a driving shaft of a driving motor 14 is fixedly connected with one end of a rotating shaft 12 through a coupler, and the rotating shaft 12 is connected with a power wheel rotating groove 15 on each lower support.
The adjusting turntable assembly 1 comprises a turntable outer frame part 101 connected with an external fixing part, a plurality of upper rotating bosses 102 are fixedly arranged on the inner surface of the turntable outer frame part 101, a guiding rotating wheel 103 is rotatably arranged inside each upper rotating boss 102, a turntable inner frame part 104 is rotatably arranged inside the turntable outer frame part 101 through the upper rotating bosses 102 and the guiding rotating wheel 103, a turntable main body 107 is fixedly arranged inside the turntable inner frame part 104 through a connecting fixing block 105, a cable through hole 106 is arranged at the circle center position of the turntable main body 107, a plurality of guiding limiting grooves 108 are uniformly arranged on the arc surface of the turntable main body 107, a plurality of fastening studs 110 are fixedly arranged on the arc surface of the turntable main body 107 on two sides of the guiding limiting grooves 108, the fastening studs 110 are arranged at four corners of an installation base 112 in a penetrating manner, and a fastening nut 109 is arranged on the surface of each fastening stud 110 in a threaded manner, a spring member 113 is provided between the mounting base 112 and the dial body 107 on the surface of the fastening stud 110, and a cable guide wheel 111 is provided at the center of the mounting base 112 so as to rotate in the tangential direction of the dial body 107 at the guide restricting groove 108. The wire guide wheel 111 has a penetration value equal to the width of the guide limiting groove 108.
The internal rotation stranded wire member 4 comprises a rotation mounting shaft 43, a plurality of connecting struts 42 are uniformly arranged on the surface of the rotation mounting shaft 43, a rotation stranded wire member outer ring member 41 is fixedly arranged on the surface of the rotation mounting shaft 43 through the connecting struts 42, cable through holes 45 are formed in the side wall of the rotation stranded wire member outer ring member 41, the connecting struts 42 penetrate through the whole surface of the rotation mounting shaft 43 longitudinally, and a plurality of cable limiting grooves 44 are uniformly formed in the surface of the rotation stranded wire member outer ring member 41.
When the invention is used, a cable twisting component 18 is prepared, the cable which is originally prepared to be twisted is twisted and installed, the required cable is wound and arranged on a bobbin 7, the wound bobbin 7 is rotationally arranged on a bobbin fixing frame 6 by a rotating shaft 8, the whole bobbin fixing frame 6 ensures the stability of the whole bobbin fixing frame 6 by a fixing frame with the outside, meanwhile, the cable which is required to be twisted passes through the whole cable twisting component 18 by a cable hole 16, the preparatory installation operation is completed, the prepared cable on the bobbin 7 passes through a first twisting component 4 in the direction which is required to be twisted, the cable passes through the inside of a rotating and installing shaft 43, and passes through a cable limiting groove 44 along a cable through hole 45 inside a connecting strut 42, and is stretched continuously along the twisting direction, then the cable passes through the adjusting turntable assembly 1, is gathered from the other side of the adjusting turntable assembly 1 and is wound on a cable piece, at the moment, a driving motor 14 is started, a power wheel rotating groove 15 connected between driving shafts of the driving motor 14 is driven to rotate, a power wheel 13 is rotatably arranged on a lower bracket 11, the interior of an upper side driving frame 2 of the lower bracket 11 is connected with the guide wheel 9 and a guide wheel fixing table 10 for guiding and rotating, so that a rotating stranded wire piece 4 in the driving frame 2 rotates under the action of the power wheel rotating groove 15, a rotating stranded wire piece 4 and a winding drum fixing frame 6 are ensured to rotate and be fixed through a bearing block 5, the cable on the rotating stranded wire piece 4 rotates along with the rotating stranded wire piece 4, and the cable passing through the rotating stranded wire piece 4 passes through the adjusting turntable assembly 1 for fastening and adjusting, after winding, cables of different specifications are correspondingly adjusted, the cables penetrate through the position between the mounting base station 112 and the turntable main body 107 and are clamped in the guide limiting groove 108, after the position is fixed, the position of the fastening nut 109 on the fastening stud 110 is adjusted, the mounting base station 112 arranged on the base station correspondingly and adaptively adjusts according to the action of the fastening nut 109 and the spring part 113, the fastening state between the cable guide wheel 111 and the cables is ensured, the cables before twisting are twisted through the combined matching of the conductor 171, the insulating layer 172, the mylar tape 173, the split-phase shielding layer 174, the isolating layer 175, the total shielding layer 176, the filling layer 177, the connecting wire 178 and the sheath 179, the cable main body 17 has good anti-interference performance, the cables before twisting can be twisted through the winding drum 7 on the winding drum fixing frame 6, the rotating inner twisting wire piece 4 and the adjusting turntable assembly 1, and the cable limiting groove 44 and the through hole 45 on the inner rotating twisting wire piece 4 can be used for rotating the other assemblies Make things convenient for the transposition of cable when changeing to the one-to-one is difficult for the winding, fastens the cable before the transposition through installation base station 112 and cable leading wheel 111 on adjusting turntable assembly 1, and the cable of different specifications size that can be convenient is twisted the effect, under the prerequisite of guaranteeing the transposition, the effectual fastening and the restriction problem of the cable of different specifications size of having solved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Claims (7)
1. A halogen-free low smoke polyolefin insulated computer cable, includes cable main part (17), its characterized in that: the cable main body (17) comprises a conductor (171), an insulating layer (172), a mylar tape (173), a split-phase shielding layer (174), an isolating layer (175), a total shielding layer (176), a filling layer (177), a connecting wire (178) and a sheath (179);
the insulating layer (172) is sleeved on the outer surface of the conductor (171), the mylar tape (173) is sleeved on the outer part of the combined body of the insulating layer (172) and the conductor (171), and the conductor (171) and the insulating layer (172) are provided with two strands inside the mylar tape (173), the split-phase shielding layer (174) is sleeved on the outer surface of the mylar tape (173), the isolation layer (175) is sleeved on the outer surface of the split-phase shielding layer (174), the filling layer (177) is arranged inside the total shielding layer (176), two of the isolation layer (175) and the filling layer (177) are arranged inside the total shielding layer (176), the total shield layer (176) is disposed over the outer surface of the isolation layer (175), the connecting wires (178) are arranged inside the total shielding layer (176), and the sheath (179) is sleeved on the outer surface of the isolation layer (175);
the stranding process of the cable main body (17) comprises the following steps:
step S1: preparing a cable stranding assembly (18), stranding and installing cables to be stranded originally, arranging the required cables on a winding drum (7) in a winding manner, rotationally arranging the wound winding drum (7) on a winding drum fixing frame (6) by virtue of a rotary rotating shaft (8), ensuring the stability of the whole winding drum fixing frame (6) by virtue of the whole winding drum fixing frame (6) and an external fixing frame, and simultaneously enabling the cable pieces to be stranded to penetrate through the whole cable stranding assembly (18) through cable holes (16) to finish the installation preparation operation;
step S2: the prepared cable on the winding drum (7) passes through a first internal rotation stranded wire piece (4) along the direction needing to be stranded, the cable passes through the internal part of a rotation mounting shaft (43), passes through a cable through hole (45) in a connecting support column (42), passes through a cable limiting groove (44), is continuously stretched along the direction of the stranding, passes through an adjusting turntable assembly (1), is gathered from the other side of the adjusting turntable assembly (1) and is wound on the cable piece, a driving motor (14) is started at the moment, a power wheel rotating groove (15) connected with a driving shaft of the driving motor (14) drives to rotate, a power wheel (13) is rotatably arranged on a lower bracket (11), the internal part of an upper side driving frame (2) of the lower bracket (11) is connected in a guiding and rotating way through a guide wheel (9) and a guide wheel fixing table (10), therefore, the internal rotation stranded wire member (4) in the driving frame (2) rotates under the action of the power wheel rotating groove (15), the internal rotation stranded wire member (4) and the bobbin fixing frame (6) are ensured to rotate one by one and be fixed through the bearing block (5), a cable on the internal rotation stranded wire member (4) rotates along with the internal rotation stranded wire member (4), and the cable penetrating through the internal rotation stranded wire member (4) passes through the adjusting turntable assembly (1) to be fastened and adjusted;
step S3: after winding is finished, corresponding adjustment is carried out according to cables of different specifications, the cables penetrate through the position between the installation base station (112) and the rotary table main body (107) and are clamped inside the guide limiting groove (108), after the position is fixed, the position of the fastening nut (109) on the fastening stud (110) is adjusted, corresponding self-adaptive adjustment is carried out on the installation base station (112) arranged on the installation base station according to the effects of the fastening nut (109) and the spring part (113), and the fastening state between the cable guide wheel (111) and the cables is guaranteed.
2. A halogen-free low smoke polyolefin insulated computer cable according to claim 1, characterized in that: the cable stranding assembly (18) comprises an adjusting turntable assembly (1), a bobbin fixing frame (6), a lower support (11) and a driving motor (14), a driving frame (2) is fixedly arranged on the upper side of the lower support (11), a plurality of guide wheel fixing tables (10) are fixedly arranged on the inner surface of the driving frame (2), a guide wheel (9) is rotatably arranged in each guide wheel fixing table (10), a rotary stranded wire piece (4) is rotatably arranged in the driving frame (2) through the guide wheel (9) and the guide wheel fixing tables (10), a power wheel rotating groove (15) is formed in the middle section of the upper surface of the lower support (11), a power wheel (13) is rotatably arranged in the power wheel rotating groove (15), the circle center position of the rotary stranded wire piece (4) is rotatably arranged on the bobbin fixing frame (6) through a bearing block (5), and the middle section of the bobbin fixing frame (6) is provided with a rotary rotating shaft (8) in a penetrating mode, the bobbin fixing frame (6) is provided with a bobbin (7) in a rotating mode through the rotary rotating shaft (8), and cable holes (16) are formed in the bobbin fixing frame (6) and the circle center of the inner rotating stranded wire piece (4).
3. A halogen-free low smoke polyolefin insulated computer cable according to claim 2, characterized in that: the bobbin fixing frame is characterized in that a plurality of lower supports (11) are arranged, each pair of lower supports (11) are arranged on two sides of the bobbin fixing frame (6), the combined parts on each lower support (11) are fixed, one sides of the positions of circle center axes on two sides of the bobbin fixing frame (6) penetrate through the adjusting turntable assembly (1), and the other sides of the positions of circle center axes on two sides of the bobbin fixing frame penetrate through the redundant lower supports (11) and are fixedly arranged on the external fixing support.
4. A halogen-free low smoke polyolefin insulated computer cable according to claim 2, characterized in that: the adjusting turntable assembly (1) comprises a turntable outer frame (101) connected with an external fixing piece, a plurality of upper rotating bosses (102) are fixedly arranged on the inner surface of the turntable outer frame (101), each upper rotating boss (102) is rotatably provided with a guide rotating wheel (103), the inner part of the turntable outer frame (101) is rotatably provided with a turntable inner frame (104) through the upper rotating bosses (102) and the guide rotating wheels (103), the inner part of the turntable inner frame (104) is fixedly provided with a turntable main body (107) through a connecting fixing block (105), a cable through hole (106) is formed in the circle center position of the turntable main body (107), a plurality of guide limiting grooves (108) are uniformly formed in the arc surface of the turntable main body (107), a plurality of fastening studs (110) are fixedly arranged on the arc surface of the turntable main body (107) and positioned on two sides of the guide limiting grooves (108), the plurality of fastening studs (110) are arranged at four corners of an installation base (112) in a penetrating mode, a fastening nut (109) is arranged on the surface of each fastening stud (110) in a threaded mode, a spring part (113) is arranged between the installation base (112) and a turntable main body (107) and located on the surface of each fastening stud (110), and a cable guide wheel (111) is arranged at the center position of the installation base (112) in a rotating mode in the tangential direction of the turntable main body (107) at a guide limiting groove (108).
5. A halogen-free low smoke polyolefin insulated computer cable according to claim 4, characterized in that: the penetration value of the cable guide wheel (111) is equal to the width value of the guide limiting groove (108).
6. A halogen-free low smoke polyolefin insulated computer cable according to claim 2, characterized in that: the internal rotation stranded wire piece (4) comprises a rotation installation shaft (43), a plurality of connecting support columns (42) are uniformly arranged on the surface of the rotation installation shaft (43), a rotation stranded wire piece outer ring piece (41) is fixedly arranged on the surface of the rotation installation shaft (43) through the connecting support columns (42), a cable through hole (45) is formed in the surface of the rotation stranded wire piece outer ring piece (41) and longitudinally penetrates through the connecting support columns (42) and the side wall of the rotation installation shaft (43), and a plurality of cable limiting grooves (44) are uniformly formed in the surface of the rotation stranded wire piece outer ring piece (41).
7. A halogen-free low smoke polyolefin insulated computer cable according to claim 3, characterized in that: equal fixedly connected with between every adjacent lower carriage (11) connects dead lever (3), the drive shaft of driving motor (14) is gone up and is fixed continuous between the one end through shaft coupling and axis of rotation (12), establish ties between power wheel rotation groove (15) on axis of rotation (12) and every lower carriage (11).
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| CN202011271790.9A CN112435796B (en) | 2020-11-13 | 2020-11-13 | Halogen-free low-smoke polyolefin insulated computer cable |
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| CN202011271790.9A CN112435796B (en) | 2020-11-13 | 2020-11-13 | Halogen-free low-smoke polyolefin insulated computer cable |
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Cited By (1)
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| CN112435796B (en) | 2022-05-03 |
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Denomination of invention: A halogen-free low smoke polyolefin insulated computer cable Effective date of registration: 20231122 Granted publication date: 20220503 Pledgee: Gaogou Branch of Anhui Wuwei Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI SIAIT CABLE GROUP Co.,Ltd. Registration number: Y2023980067026 |
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