Three-core cable and cable head positioning device and using method thereof
The invention relates to a three-core cable and a division application of a cable head positioning device thereof, wherein the application date is 2018, 07, 26 and the application number is CN201810831144.
Technical Field
The invention relates to the technical field of cables, in particular to a three-core cable, a cable head positioning device and a using method thereof.
Background
The existing three-core cable generally comprises a cable inner core, an insulating layer is coated outside the inner core, a cable outer sleeve is arranged outside the insulating layer, and the wire end of the three-core cable generally needs positioning equipment for fixing.
However, the conventional three-core cable and the end positioning device thereof have the following disadvantages:
1) most of the traditional thread end positioning devices are bonded by glue, are easy to fall off after being used for a long time, cannot be effectively bound, and are inconvenient to maintain;
2) when the three-core cable is suspended, the wind resistance effect is poor, so that the three-core cable is easy to shake;
3) and the safety of the three-core cable is low.
Disclosure of Invention
In view of the deficiencies of the prior art, the present invention provides a three-core cable and a cable end positioning device thereof, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a three-core cable and end of a thread positioner thereof, includes the three-core cable body and end of a thread positioning utensil, the end of a thread positioning utensil includes outer lantern ring and internal locking ring, the inner wall fixedly connected with of outer lantern ring is elastic stretching spare earlier on, the one end that outer lantern ring was kept away from to elastic stretching spare earlier on and the outer wall fixed connection of internal locking ring, the inner wall fixedly connected with incorgruous elastic stretching spare of outer lantern ring, the one end that the outer lantern ring was kept away from to incorgruous elastic stretching spare and the outer wall fixed connection of internal locking ring, the outer wall fixedly connected with laminating utensil of internal locking ring, laminating utensil is located earlier on between elastic stretching spare and the incorgruous elastic stretching spare, the one end fixedly connected with soft wire rope that laminating utensil is close to internal locking ring, the one end that soft wire rope kept away from laminating utensil runs through internal locking ring and fixedly connected.
The front fixedly connected with side position parcel lid of the three-core cable body, the thread groove has been seted up in the front of side position parcel lid, the front end of the three-core cable body extends to the inside of internal lock ring, the three-core cable body includes that the cable body moulds the cover with the package, the quantity of cable body is three, the space has been seted up to the inside of the cover is moulded to the package, the cable body bonds and moulds the inner wall of cover in the package, and two adjacent cable bodies are through strengthening support column fixed connection.
Preferably, locking screw spare includes wire winding iron disc, guard ring and screw thread reference column, the wire winding annular has been seted up on the surface of wire winding iron disc, soft wire rope keeps away from the one end winding of laminating utensil in the inside of wire winding annular, the bottom of wire winding iron disc and the top fixed connection of guard ring, the bottom of guard ring and the top fixed connection of screw thread reference column, screw thread reference column and screw thread groove looks adaptation.
Preferably, a through pipe is inserted into the plastic-coated sleeve and is communicated with the gap.
Preferably, the inner wall swing joint of siphunculus has the round pin axle, and the inner wall of siphunculus rotates through the round pin axle and is connected with the flexible piece of deformation, the flexible piece of deformation keeps away from the one end of round pin axle and the inner wall swing joint of siphunculus, the pore has been seted up on the surface of the flexible piece of deformation.
Preferably, the pores on the surface of the deformable expansion block are deformed when a force is applied, and the diameter of the pores is increased.
Preferably, the shape of the deformable telescopic block is planar, and the shape of the deformable telescopic block after being stressed is concave.
Preferably, the bottom fixedly connected with supporting spring of flexible piece of deformation, supporting spring's bottom and the inner wall fixed connection of siphunculus.
Preferably, the number of the one-way elastic stretching pieces and the number of the different-way elastic stretching pieces are three, and the one-way elastic stretching pieces and the different-way elastic stretching pieces are arranged clockwise.
Preferably, the direction of the soft steel wire rope wound on the wire winding iron disc is the same as the rotation direction of the wrapping cover at the locking side position of the threaded positioning column.
Compared with the prior art, the invention has the beneficial effects that:
1. this three-core cable and end of a thread positioner thereof, through setting up outer lantern ring, interior catch, elastic stretching piece and the tensile piece of incorgruous elasticity earlier on, elastic stretching piece and the tensile piece of incorgruous elasticity support outer lantern ring and interior catch earlier on, protect the cable head, avoid the easy wearing and tearing that take place of cable head crust, under the elastic force effect of elastic stretching piece and incorgruous elastic stretching piece earlier on, effectual tensile that has strengthened the cable head.
2. This three-core cable and end of a thread positioner thereof, through setting up the laminating utensil, soft wire rope, locking screw spare, wire winding iron disc, the guard ring, the screw thread reference column, side position parcel lid and thread groove, when fixed cable head, aim at the inside of thread groove with the screw thread reference column, the use tool rotates wire winding iron disc, wire winding iron disc drives the screw thread reference column and rotates, make the screw thread reference column rotate and lock in the inside of thread groove, wire winding iron disc convolutes soft wire rope, soft wire rope pulling laminating utensil, make laminating utensil shrink and tie the cable, thereby make the cable head obtain fixedly, moreover, the steam generator is simple in operation, moreover, the steam generator is compact in structure, make the end of a thread positioner be convenient for the dismouting, thereby make the cable head be convenient for dock and maintain, therefore, the clothes hanger is strong in practicability.
3. This three-core cable and end of a thread positioner thereof moulds cover, space and enhancement support column through setting up the package, sets up the space for the compressive resistance reinforcing of the three-core cable body, enhancement support column makes the cable separation, avoids three-core cable body to link together and takes place wearing and tearing easily, prolongs the life of cable.
4. This three-core cable and end of a thread positioner thereof through setting up the siphunculus, siphunculus and space intercommunication for the space is in the connected state with the outside of cable, not only makes the wind that gets into the siphunculus dispel the heat to the cable, has reached the cable moreover and has possessed anti wind function, has solved the problem that the cable takes place the shake easily when unsettled state.
5. This three-core cable and end of a thread positioner thereof through setting up round pin axle and the flexible piece of deformation, when rising wind, when wind gets into the space through the siphunculus, the flexible piece of deformation receives wind-force, and the flexible piece of deformation receives deformation for pore diameter grow has been seted up on the flexible piece surface of deformation, thereby makes wind get into the space, in order to reach the effect of heat dissipation and reduction windage.
6. This three-core cable and end of a thread positioner thereof, through setting up round pin axle, flexible piece of deformation and supporting spring, do not play the wind, when flexible piece of deformation is not atress, supporting spring is in original long state, and supporting spring supports flexible piece of deformation to make the siphunculus be in the closure state, avoid the worm to get into the space and cause the damage to the cable, improve the security of cable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the locking screw of the present invention;
FIG. 3 is a cross-sectional structural view of the three-core cable body of the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 3 according to the present invention;
FIG. 5 is a partial structure of part A of the present invention after being stressed;
FIG. 6 is a top view of the deformable telescoping blocks of the present invention;
FIG. 7 is a top view of the deformed telescopic blocks after being stressed according to the present invention;
fig. 8 is a side view of the connection structure of the three-core cable body and the end positioning tool of the present invention.
In the figure: 1 three-core cable body, 2 end of a thread positioning utensil, 200 outer collars, 201 inner lock ring, 3 one-way elastic stretching piece, 4 opposite-direction elastic stretching piece, 5 laminating utensil, 6 soft wire rope, 7 locking screw thread piece, 70 wire-wound iron disc, 71 protective ring, 72 screw thread positioning column, 8 side position parcel lid, 9 thread groove, 10 cable body, 11 package plastic cover, 12 gaps, 13 reinforcing support columns, 14 siphunculus, 15 round pin axles, 16 deformation expansion block, 17 supporting spring.
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. 1-8, the present invention provides a technical solution: a three-core cable and a cable head positioning device thereof comprise a three-core cable body 1 and a cable head positioning tool 2, wherein the cable head positioning tool 2 comprises an outer collar 200 and an inner locking ring 201, the inner wall of the outer collar 200 is fixedly connected with an elastic stretching piece 3, one end of the elastic stretching piece 3 far away from the outer collar 200 is fixedly connected with the outer wall of the inner locking ring 201, the inner wall of the outer collar 200 is fixedly connected with a heterodromous elastic stretching piece 4, one end of the heterodromous elastic stretching piece 4 far away from the outer collar 200 is fixedly connected with the outer wall of the inner locking ring 201, the elastic stretching piece 3 and the heterodromous elastic stretching piece 4 support the outer collar 200 and the inner locking ring 201 to protect cable heads and avoid easy abrasion of cable head skins, under the elastic action of the elastic stretching piece 3 and the heterodromous elastic stretching piece 4, the tension of the cable heads is effectively enhanced, the number of the elastic stretching piece 3 and the heterodromous elastic stretching piece 4 is, and an elastic stretching piece 3 and an anisotropic elastic stretching piece 4 are arranged clockwise, the outer wall of the inner lock ring 201 is fixedly connected with a bonding tool 5, the bonding tool 5 is positioned between the elastic stretching piece 3 and the anisotropic elastic stretching piece 4, one end of the bonding tool 5 close to the inner lock ring 201 is fixedly connected with a soft steel wire rope 6, one end of the soft steel wire rope 6 far away from the bonding tool 5 penetrates through the inner lock ring 201 and is fixedly connected with a locking threaded piece 7, the locking threaded piece 7 is in a screw shape, the locking threaded piece 7 comprises a wire winding iron disc 70, a protective ring 71 and a thread positioning column 72, a wire winding ring groove is arranged on the surface of the wire winding iron disc 70, one end of the soft steel wire rope 6 far away from the bonding tool 5 is wound inside the wire winding ring groove, the bottom of the wire winding iron disc 70 is fixedly connected with the top of the protective ring 71, the bottom of the protective ring 71 is fixedly connected with the top of the, the winding direction of the soft steel wire rope 6 wound on the winding iron disc 70 is the same as the rotating direction of the locking side position wrapping cover 8 of the thread positioning column 72, when the cable head is fixed, the thread positioning column 72 is aligned to the inside of the thread groove 9, a tool is used for rotating the winding iron disc 70, the winding iron disc 70 drives the thread positioning column 72 to rotate, so that the thread positioning column 72 rotates and is locked in the thread groove 9, the winding iron disc 70 winds the soft steel wire rope 6, the soft steel wire rope 6 pulls the attaching tool 5, so that the attaching tool 5 contracts and binds the cable, the cable head is fixed, the operation is simple, the structure is compact, the disassembly and assembly of the cable head positioning device are convenient, the cable head is convenient to butt joint and maintain, and the practicability is strong,
the front of the three-core cable body 1 is fixedly connected with a side wrapping cover 8, the front of the side wrapping cover 8 is provided with a thread groove 9, the front end of the three-core cable body 1 extends to the inside of the inner locking ring 201, the three-core cable body 1 comprises a cable body 10 and a plastic wrapping sleeve 11, the number of the cable bodies 10 is three, the inside of the plastic wrapping sleeve 11 is provided with a gap 12, the cable body 10 is adhered to the inner wall of the plastic wrapping sleeve 11, two adjacent cable bodies 10 are fixedly connected through a reinforcing support column 13, so that the compressive resistance of the three-core cable body 1 is enhanced, the reinforcing support column 13 separates the cables, the problem that the three-core cable bodies 1 are easily abraded when connected together is avoided, the service life of the cables is prolonged, the inside of the plastic wrapping sleeve 11 is inserted with a through pipe 14, the through pipe 14 is communicated with the gap 12, so that the gap 12 is communicated with the outside of the cables, not only the air entering the through pipe 14 dissipates, the problem that the cable is easy to shake when the cable is in a suspended state is solved, a pin shaft 15 is movably connected to the inner wall of the through pipe 14, a deformation expansion block 16 is rotatably connected to the inner wall of the through pipe 14 through the pin shaft 15, one end, far away from the pin shaft 15, of the deformation expansion block 16 is movably connected with the inner wall of the through pipe 14, a pore is formed in the surface of the deformation expansion block 16, the pore on the surface of the deformation expansion block 16 can deform when stressed, the diameter of the pore becomes large, the original shape of the deformation expansion block 16 is planar, the shape of the deformation expansion block 16 after being stressed is concave, when wind blows, when the wind enters a gap through the through pipe 14, the deformation expansion block 16 is subjected to wind force, the deformation expansion block 16 is deformed, the diameter of the pore becomes large on the surface of the deformation expansion block 16, so that the wind enters the gap 12, so that the effects of heat, supporting spring 17's bottom and the inner wall fixed connection of siphunculus 14, do not play the wind, and when flexible piece 16 of deformation did not receive the force, supporting spring 17 was in the original long state, and supporting spring 17 supported flexible piece 16 of deformation to make siphunculus 14 be in the closure state, avoid the worm to get into space 12 and cause the damage to the cable, improve the security of cable.
In summary, the following steps: this three-core cable and end of a thread positioner thereof, through setting up outer lantern ring 200, interior lock ring 201, elastic stretching piece 3 and heterodromous elastic stretching piece 4 earlier on, elastic stretching piece 3 and heterodromous elastic stretching piece 4 support outer lantern ring 200 and interior lock ring 201 earlier on, protect the cable head, avoid the easy wearing and tearing that take place of cable head crust, under the elastic force effect of elastic stretching piece 3 and heterodromous elastic stretching piece 4 earlier on, effectual tensile that has strengthened the cable head.
Meanwhile, through setting up the laminating utensil 5, soft wire rope 6, locking screw 7, wire winding iron disc 70, the protective ring 71, screw thread reference column 72, side position parcel lid 8 and thread groove 9, when fixing the cable head, aim at the inside of thread groove 9 with screw thread reference column 72, use tool rotates wire winding iron disc 70, wire winding iron disc 70 drives screw thread reference column 72 and rotates, make screw thread reference column 72 rotate and lock in the inside of thread groove 9, wire winding iron disc 70 is convoluteed soft wire rope 6, soft wire rope 6 pulling laminating utensil 5, make laminating utensil 5 shrink and tie the cable, thereby make the cable head obtain fixedly, and the operation is simple, the structure is compact, make the dismouting of wire head positioner be convenient for, thereby make the cable head convenient to dock and maintain, therefore, the clothes hanger is strong in practicability.
And, through setting up plastic-coated cover 11, space 12 and reinforcing support post 13, set up space 12 for the compressive resistance of three-core cable body 1 strengthens, and reinforcing support post 13 makes the cable separation, avoids three-core cable body 1 to link together and takes place wearing and tearing easily, prolongs the life of cable.
In addition, by arranging the through pipe 14, the through pipe 14 is communicated with the gap 12, so that the gap 12 is communicated with the outside of the cable, the cable is radiated by wind entering the through pipe 14, the wind resistance function of the cable is achieved, and the problem that the cable is easy to shake in a suspended state is solved.
And, through setting up round pin axle 15 and the flexible piece 16 of deformation, when rising wind, when wind gets into the space through siphunculus 14, the flexible piece 16 of deformation receives wind-force, and the flexible piece 16 of deformation receives deformation for pore diameter grow has been seted up on the flexible piece 16 surface of deformation, thereby makes wind get into space 12, in order to reach the effect of heat dissipation and reduction windage.
And, through setting up round pin axle 15, flexible piece 16 of deformation and supporting spring 17, do not play the wind, when flexible piece 16 of deformation is not atress, supporting spring 17 is in the original length state, and supporting spring 17 supports flexible piece 16 of deformation to make siphunculus 14 be in the closed state, avoid the worm to get into space 12 and cause the damage to the cable, improve the security of cable.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.