CN114334267B - Cable capable of preventing axial pressurization - Google Patents
Cable capable of preventing axial pressurization Download PDFInfo
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- CN114334267B CN114334267B CN202111618750.1A CN202111618750A CN114334267B CN 114334267 B CN114334267 B CN 114334267B CN 202111618750 A CN202111618750 A CN 202111618750A CN 114334267 B CN114334267 B CN 114334267B
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- cylindrical shell
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- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- 239000011247 coating layer Substances 0.000 claims abstract description 4
- 230000002265 prevention Effects 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 42
- 230000003139 buffering effect Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000008151 electrolyte solution Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000010073 coating (rubber) Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 18
- 230000003014 reinforcing effect Effects 0.000 description 9
- 238000012856 packing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Cable Accessories (AREA)
Abstract
The invention discloses a cable for preventing axial pressurization, which comprises a cable outer coating for protecting the outer side, wherein a main cable core and a secondary cable core which are parallel to each other are arranged in the cable outer coating, and independent insulating rubber is arranged on the outer sides of the main cable core and the secondary cable core; characterized by further comprising: the outer parts of the cable outer coating layer, which are positioned at the inner edge of the cylindrical shell, are fixedly provided with positioning rings through positioning pins; the elastic outer rubber tube is arranged on the outer side of the inner part of the main cable core positioned on the cylindrical shell, and the inner shell is fixed on the inner wall of the cylindrical shell. This cable of prevention axial pressurization improves the stability and the protection effect of cable self simultaneously, can prevent the cable because of the impact damage when receiving axial pressurization load, maintains the safe in utilization and the stable effect of use of cable.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a cable capable of preventing axial pressurization.
Background
The cable is a common component part for conducting electricity and connecting circuit signals, and the mutual connection between different electric power components is completed through the laying and connection of the cable, so that the electric signals, the electric currents and the like can be remotely conveyed, the energy consumption in the conveying process is reduced, a rammed foundation is provided for the development of electric power engineering, and the laying position of the cable is correspondingly changed due to different functions of the cable.
However, the existing cable has the following problems when being used in a high-altitude suspension mode:
the cable is installed in suspension type high altitude, very easily because of the promotion of wind load when using, produces the axial pressurization pulling when rocking and wind load exert pressure, and current cable loosens the side reaction that sets up the effect of reduction wind load between the electric tower, but the cable receives axial pressurization to promote for a long time, can not cushion and release axial pressurization for the local interlude axial of cable is pulled for a long time, and the fracture damage of easy appearance use influences its life and the stable transportation of electric power signal.
Aiming at the problems, innovative design based on the original cable is urgently needed.
Disclosure of Invention
The invention aims to provide a cable for preventing axial pressurization, which aims to solve the problems that the prior cable cannot buffer and release the axial pressurization when being pressurized to the axial pressurization pushing for a long time, so that the cable is easy to break and damage during use and the service life of the cable is influenced and the stable transmission of power signals is easy to occur due to long-term axial pulling of a local middle section of the cable.
In order to achieve the above purpose, the present invention provides the following technical solutions: the cable for preventing axial pressurization comprises a cable outer coating for protecting the outer side, wherein a main cable core and a secondary cable core which are parallel to each other are arranged in the cable outer coating, and independent insulating rubber is arranged on the outer sides of the main cable core and the secondary cable core;
characterized by further comprising:
the outer part of the cable outer coating layer, which is positioned at the inner edge of the cylindrical shell, is fixedly provided with a positioning ring through a positioning pin, and an elastic piece is fixed between the positioning ring and the inner wall of the end part of the cylindrical shell;
the elastic outer rubber tube is arranged on the outer side of the inner part of the main cable core, the inner shell is fixed on the inner wall of the cylindrical shell, one end of the push rod is installed in the inner shell in a penetrating mode, and the other end of the push rod is fixedly connected to the outer wall of the positioning ring.
By adopting the technical scheme, when the cable is axially pressurized, the segmented middle part of the cable can be axially deformed and reset, and the bearing load during axial pressurization is reduced, so that the compression-resistant protection effect of the cable is greatly enhanced.
Preferably, an elastic filling rubber strip is further arranged between the main cable core and the secondary cable core inside the cable outer coating layer, the outer side of the elastic filling rubber strip is wrapped and attached with the outer walls of the main cable core and the secondary cable core, reinforcing rings are uniformly distributed on the outer sides of the main cable core, the secondary cable core and the elastic filling rubber strip at equal intervals, the inner sides of the reinforcing rings facing the elastic filling rubber strip are in cone shapes, and meanwhile, the cone structures of the reinforcing rings are connected with the elastic filling rubber strip in an embedded clamping mode.
By adopting the technical scheme, the equidistant reinforcing ring is installed and matched with the preset elastic filling rubber strip, so that the tensile pulling effect of the cable is improved when the main cable core and the secondary cable core are positioned.
Preferably, the cylindrical shell is composed of two semi-cylindrical structures with the same structure, the joint of the semi-cylindrical structures of the cylindrical shell is provided with a clamping pin which is clamped with each other, the cylindrical shell and the cable are connected and positioned through a positioning screw, and the positioning screw and the positioning pin on the positioning ring are all in penetrating arrangement with the elastic filling rubber strip.
By adopting the technical scheme, the assembly and the positioning of the cylindrical shell are facilitated, the positioning stabilizing effect is improved, and the overhaul of the inner side arrangement structure is facilitated.
Preferably, the middle part of the secondary cable core inside the barrel-type shell is provided with a downward concave arc structure, an elastic adhesive tape is arranged between the bottom of the arc structure of the secondary cable core and the inner wall of the barrel-type shell, and a buffer adhesive seat is fixed at the top of the arc structure of the secondary cable core.
By adopting the technical scheme, the installation setting of the buffering rubber seat is convenient for the positioning of the secondary cable core, and the pressure can be effectively buffered and released when the secondary cable core is axially pressurized.
Preferably, the whole triangle-shaped structure that sets up to the inversion of buffering is glued to the buffering, and the triangle-shaped bottom of buffering is glued the seat and is set up to the arc shape that is laminated fixedly with secondary cable core to the top of buffering is glued the seat and is kept parallel with the outer rubber tube that covers of elasticity, and has reserved parallel interval between the two.
By adopting the technical scheme, the combination of the buffer rubber seat and the secondary cable core effectively prevents the secondary cable core from being pulled and broken when the cable is axially pressurized.
Preferably, the main cable core inside the elastic outer rubber tube is arranged in an interrupted mode, the copper current conducting head is arranged at the tail end of the interruption of the main cable core, and the elastic outer rubber tube and the main cable core are arranged in a sealing mode.
By adopting the technical scheme, the elastic outer rubber tube can deform itself, and circuit connection between main cable cores can not be affected during deformation, so that the purpose of axial pressurization resistance protection is achieved.
Preferably, connecting springs are fixedly installed between the tail ends of adjacent symmetrically distributed push rods in the inner shell, the push rods and the inner shell form a relative telescopic structure, a liquid seal pipe is fixed in the inner shell below the push rods, a liquid seal plug is movably installed in the middle of the liquid seal pipe in a penetrating mode, electrolyte solution is arranged in the liquid seal pipe and the elastic outer rubber pipe, and the liquid seal pipe is communicated with the tail end of the elastic outer rubber pipe.
By adopting the technical scheme, when the cable is pressurized, the cable structure inside the inner shell deforms and moves, so that the axial pressurizing destructiveness is reduced, and good communication of a circuit is maintained.
Preferably, the liquid seal plug is arranged in a transverse T-shaped structure, the liquid seal plug and the liquid seal pipe form an axial telescopic structure, the central axes of the liquid seal plug and the push rod are parallel to each other, and the liquid seal plug is arranged between the tail end of the outer side of the liquid seal pipe and the tail end of the push rod in a fixedly connected mode.
By adopting the technical scheme, the guiding pushing of the liquid seal plug is realized, and the sensitivity of the use work of the liquid seal plug is improved.
Compared with the prior art, the invention has the beneficial effects that: this cable of prevention axial pressurization improves the stability and the protection effect of cable self simultaneously, can prevent the cable because of the impact damage when receiving axial pressurization load, maintains the safe in utilization and the use stable effect of cable, and its concrete application method is as follows:
1. the elastic filling rubber strips are arranged and mounted under the combined action of the reinforcing rings, so that the internal stability and the compression resistance effect of the cable are improved, meanwhile, the elastic filling rubber strips and the positioning pins are mounted and penetrated, the assembly and the positioning of the cylindrical shell structure are facilitated, the positioning stability effect of the cylindrical shell can be greatly improved, the axial movement can not occur when external force is pulled, the disassembly and the assembly of the cylindrical shell are facilitated, and the overhaul and the replacement of the inner structure are facilitated;
2. under the distribution and structure shape effect of buffering rubber seat and inferior cable core, when receiving axial pressurization external force, can stabilize deformation release load impact, reduce the damage that axial load pressurization led to, simultaneously can also accomplish the axial pressurization load use of cable jointly under the deformation effect of elasticity outer rubber tube, equidistant setting thereof, can effectually reduce the cable because of the local rigid connection fracture that appears when axial pressurization pulls, the inside structure of predetermineeing of inner shell simultaneously, when the cable receives the pressurization, promote the circulation direction of electrolyte solution, maintain the normal circuit intercommunication of main cable core.
Drawings
FIG. 1 is a schematic view of the present invention in a front cross-section;
FIG. 2 is a schematic view of the distribution structure of the reinforcing ring according to the present invention;
FIG. 3 is a schematic view of the mounting structure of the elastic bead filler and reinforcing ring of the present invention;
FIG. 4 is a schematic view of the mounting side structure of the cartridge housing of the present invention;
FIG. 5 is a schematic side view of a cartridge housing of the present invention;
FIG. 6 is a schematic view of the inner structure of the elastic outer rubber tube and the inner shell of the invention.
In the figure: 1. an outer cable coating; 101. elastic filling rubber strips; 102. a reinforcing ring; 2. a main cable core; 3. a secondary cable core; 301. a buffer rubber seat; 4. a cylindrical housing; 401. positioning a screw; 402. a bayonet lock; 5. a positioning ring; 6. an elastic member; 7. an elastic outer rubber tube; 8. an inner case; 801. a connecting spring; 802. a liquid seal pipe; 803. a liquid seal plug; 804. an electrolyte solution; 9. a push rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a cable of prevention axial pressurization, including play outside protection's cable jacket layer 1, and the inside of cable jacket layer 1 is provided with main cable core 2 and secondary cable core 3 that are parallel to each other, and the outside of main cable core 2 and secondary cable core 3 all is provided with independent insulating rubber, still be provided with elasticity packing tape 101 between main cable core 2 and the secondary cable core 3 of cable jacket layer 1 inside, and wrap up the laminating between the outside of elasticity packing tape 101 and the outer wall of main cable core 2 and secondary cable core 3, and equidistant evenly distributed has stiffening ring 102 in the outside of main cable core 2 and secondary cable core 3 and elasticity packing tape 101, and stiffening ring 102 sets up to the awl shape towards the inboard of elasticity packing tape 101, simultaneously the toper structure of stiffening ring 102 and elasticity packing tape 101 are embedded block connection setting, set up elasticity packing tape 101, the equipment location of main cable core 2 and secondary cable core 3 simultaneously of being convenient for, improve the holistic direction resistance to compression and tensile effect, the difficult to take place holistic compressive failure, simultaneously, the block connection of elasticity packing tape 101 and stiffening ring 102 are equidistant, the interior cable 102 location of cable 102 can be carried out to stable location structure for the stiffening ring 102;
further comprises:
1-5, the cylindrical shell 4 is arranged at the outer side of a cable at equal intervals, the outer parts of the main cable core 2 and the secondary cable core 3 at the middle part inside the cylindrical shell 4 are provided with no cable outer coating 1, the outer parts of the inner edges of the cylindrical shell 4, which are positioned by the cable outer coating 1, are fixedly provided with positioning rings 5 through positioning pins, elastic pieces 6 are fixed between the positioning rings 5 and the inner walls of the end parts of the cylindrical shell 4, the cylindrical shell 4 is utilized to protect the cable structure inside the cylindrical shell 4, when the cable is axially pressurized, the cable and the cylindrical shell 4 relatively stretch to release load, the elastic pieces 6 are convenient for the subsequent movement of the cable to reset, the cylindrical shell 4 consists of two semi-cylindrical structures with the same structure, the joint part of the semi-cylindrical structure of the cylindrical shell 4 is provided with clamping pins 402 which are mutually clamped, the cylindrical shell 4 and the cable are connected and positioned through positioning screws 401, the positioning pins on the positioning screws 401 and the positioning rings 5 and the elastic filling rubber strips 101 are arranged in a penetrating way, the cylindrical shell 4 is positioned through the clamping pins 402, and the positioning convenience is improved, and the positioning pins and the elastic filling rubber strips are arranged on the cylindrical shell 4 and the cylindrical shell and the whole body is not separated from the cable after the whole positioning shell is installed, and the cable is stably and is not separated from the cylindrical shell 101;
the middle part of the secondary cable core 3 inside the cylindrical shell 4 is provided with a downward concave arc structure, an elastic adhesive tape is arranged between the bottom of the arc structure of the secondary cable core 3 and the inner wall of the cylindrical shell 4, the top of the arc structure of the secondary cable core 3 is fixedly provided with a buffer rubber seat 301, the whole buffer rubber seat 301 is provided with an inverted triangle structure, the triangle bottom of the buffer rubber seat 301 is provided with an arc shape which is fixedly attached to the secondary cable core 3, the top of the buffer rubber seat 301 is parallel to the elastic outer rubber tube 7, and a parallel interval is reserved between the two;
the shape and the radian of the buffer rubber seat 301 and the secondary cable core 3 are set, so that when the cable is axially pressurized, the buffer rubber seat 301 deforms and straightens with the secondary cable core 3, the axially pressurized load is released in the process, the protection effect of the secondary cable core 3 can be greatly achieved, and the cable has good stability after long-term use;
with the technical proposal as shown in fig. 1 and 6, the elastic outer rubber tube 7 is arranged on the outer side of the inner part of the main cable core 2 positioned on the cylindrical outer shell 4, the inner shell 8 is fixed on the inner wall of the cylindrical outer shell 4, one end of the push rod 9 is arranged in a penetrating way inside the inner shell 8, the other end of the push rod 9 is fixedly connected on the outer wall of the positioning ring 5, the main cable core 2 inside the elastic outer rubber tube 7 is arranged in an interrupted way, the interruption tail end of the main cable core 2 is provided with a copper guidance electric head, the elastic outer rubber tube 7 and the main cable core 2 are arranged in a sealing way, the main cable core 2 inside the elastic outer rubber tube 7 is closed by the copper guidance electric head and electrolyte solution, a connecting spring 801 is fixedly arranged between the tail ends of push rods 9 which are adjacently and symmetrically distributed in the inner shell 8, the push rods 9 and the inner shell 8 form a relative telescopic structure, a liquid seal pipe 802 is fixedly arranged in the inner shell 8 below the push rods 9, a liquid seal plug 803 is movably arranged in the middle of the liquid seal pipe 802 in a penetrating mode, electrolyte solution 804 is arranged in each of the liquid seal pipe 802 and the elastic outer rubber pipe 7, the liquid seal pipe 802 is communicated with the tail end of the elastic outer rubber pipe 7, the liquid seal plug 803 is of a transverse T-shaped structure, the liquid seal plug 803 and the liquid seal pipe 802 form an axial telescopic structure, the central axes of the liquid seal plug 803 and the push rods 9 are parallel, and the tail end of the liquid seal plug 803 positioned outside the liquid seal pipe 802 is fixedly connected with the tail end of the push rods 9;
when the cable is subjected to axial pressure, the positioning ring 5 moves towards the inner edge of the cylindrical outer shell 4, the push rod 9 and the inner shell 8 are driven to stretch out and draw back in the process, the movement of the push rod 9 directly drives the liquid seal plug 803 and the liquid seal pipe 802 to stretch out and draw back relatively, the movement pressurizing effect of the liquid seal plug 803 is achieved through the movement of the positioning ring 5, the electrolyte solution 804 in the liquid seal pipe 802 is led into the elastic outer rubber tube 7 which is expanded due to axial deformation, and the inner vacant positions of the elastic outer rubber tube 7 are supplemented, so that the elastic outer rubber tube 7 and the buffer rubber seat 301 can maintain good circuit communication effect when the axial pressurizing load is released due to the deformation, and the connecting spring 801 and the elastic piece 6 can complete good movement resetting when the cable loses the axial pressurizing external force.
Working principle: when the cable capable of preventing axial pressurization is used, firstly, the stable positioning of the internal structure in the cable is realized through the elastic filling rubber strips 101 and the reinforcing rings 102, the tensile pulling effect is improved, meanwhile, under the penetrating effect of the positioning pins and the elastic filling rubber strips 101, the assembly positioning of the cylindrical shell 4 and the subsequent maintenance of the internal structure are facilitated, when the cable is subjected to axial pressurization, the buffer rubber seat 301 deforms and enables the secondary cable core 3 to move from a bent state to a straightened state, the axial pressurization force is reduced by utilizing deformation buffering, the positioning rings 5 move and the push rods 9 are caused to move in the process, liquid in the inner shell 8 is led into the elastic outer rubber tube 7 which deforms and expands, the circuit communication effect of the main cable core 2 is maintained, and the deformation of the elastic outer rubber tube 7 can also release axial load, so that the axial pressurization force of the cable is effectively reduced, and the use protection of the cable is achieved.
In this scheme, adopt main cable core 2 and secondary cable core 3 two modes to reach buffering protection effect, when specifically using, also can assemble through single protection mode, reach the buffering protection of cable.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. The utility model provides a cable of prevention axial pressurization, includes cable jacket (1) that plays outside protection, and the inside of cable jacket (1) is provided with main cable core (2) and secondary cable core (3) that are parallel to each other, and the outside of main cable core (2) and secondary cable core (3) all is provided with independent insulating rubber;
characterized by further comprising:
the cable comprises a cylindrical shell (4), wherein the cylindrical shell is arranged at the outer side of a cable at equal intervals, a main cable core (2) and a secondary cable core (3) which are arranged at the inner middle of the cylindrical shell (4) are arranged outside a cable-free outer coating layer (1), a positioning ring (5) is fixedly arranged outside the inner edge of the cylindrical shell (4) through a positioning pin, and an elastic piece (6) is fixed between the positioning ring (5) and the inner wall of the end part of the cylindrical shell (4);
the elastic outer rubber tube (7) is arranged on the outer side of the inner part of the main cable core (2) located in the cylindrical outer shell (4), the inner shell (8) is fixed on the inner wall of the cylindrical outer shell (4), one end of the push rod (9) is installed in the inner of the inner shell (8) in a penetrating mode, and the other end of the push rod (9) is fixedly connected to the outer wall of the positioning ring (5).
2. A cable for preventing axial pressurization according to claim 1, wherein: still be provided with elasticity joint strip (101) between inside main cable core (2) of cable outer coating (1) and secondary cable core (3), and parcel laminating between the outside of elasticity joint strip (101) and the outer wall of main cable core (2) and secondary cable core (3), and the outside equidistant evenly distributed of main cable core (2) and secondary cable core (3) and elasticity joint strip (101) has stiffening ring (102), stiffening ring (102) set up to the awl shape towards the inboard of elasticity joint strip (101) moreover, the toper structure of stiffening ring (102) is embedded block connection setting with elasticity joint strip (101) simultaneously.
3. A cable for preventing axial pressurization according to claim 1, wherein: the cylindrical shell (4) is composed of two semi-cylindrical structures with the same structure, the joint of the semi-cylindrical structures of the cylindrical shell (4) is provided with a clamping pin (402) which is clamped with each other, the cylindrical shell (4) and a cable are connected and positioned through a positioning screw (401), and the positioning screw (401) and the positioning pin on the positioning ring (5) are in penetrating arrangement with the elastic filling rubber strip (101).
4. A cable for preventing axial pressurization according to claim 1, wherein: the secondary cable core (3) is located in the middle of the inside of the cylindrical shell (4) and is of a downward concave arc structure, an elastic adhesive tape is installed between the bottom of the arc structure of the secondary cable core (3) and the inner wall of the cylindrical shell (4), and a buffer adhesive seat (301) is fixed at the top of the arc structure of the secondary cable core (3).
5. A cable for preventing axial pressurization according to claim 4, wherein: the whole triangle-shaped structure that sets up to inverts of buffering seat (301) is glued to buffering, and the triangle-shaped bottom of seat (301) is glued to the fixed arc shape of putting into line with inferior cable core (3) to the top of seat (301) is glued with elasticity and is covered rubber tube (7) outward and keep in parallel, and reserve the parallel interval between the two.
6. A cable for preventing axial pressurization according to claim 1, wherein: main cable core (2) inside the elastic outer rubber tube (7) is arranged in an interrupted mode, copper current-guiding heads are arranged at the tail ends of interruption of the main cable core (2), and the elastic outer rubber tube (7) and the main cable core (2) are arranged in a sealing mode.
7. A cable for preventing axial pressurization according to claim 1, wherein: connecting springs (801) are fixedly installed between the tail ends of adjacent symmetrically distributed push rods (9) inside the inner shell (8), the push rods (9) and the inner shell (8) form a relative telescopic structure, a liquid seal pipe (802) is fixed inside the inner shell (8) below the push rods (9), a liquid seal plug (803) is movably installed in the middle of the liquid seal pipe (802) in a penetrating mode, electrolyte solution (804) is arranged in each of the liquid seal pipe (802) and the elastic outer rubber coating pipe (7), and the liquid seal pipe (802) is communicated with the tail end of the elastic outer rubber coating pipe (7).
8. A cable for preventing axial pressurization according to claim 7, characterised in that: the liquid seal plug (803) is of a transverse T-shaped structure, the liquid seal plug (803) and the liquid seal pipe (802) form an axial telescopic structure, the central axes of the liquid seal plug (803) and the push rod (9) are parallel to each other, and the tail end of the liquid seal plug (803) located on the outer side of the liquid seal pipe (802) is fixedly connected with the tail end of the push rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111618750.1A CN114334267B (en) | 2021-12-28 | 2021-12-28 | Cable capable of preventing axial pressurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111618750.1A CN114334267B (en) | 2021-12-28 | 2021-12-28 | Cable capable of preventing axial pressurization |
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| Publication Number | Publication Date |
|---|---|
| CN114334267A CN114334267A (en) | 2022-04-12 |
| CN114334267B true CN114334267B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111618750.1A Active CN114334267B (en) | 2021-12-28 | 2021-12-28 | Cable capable of preventing axial pressurization |
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| CN (1) | CN114334267B (en) |
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| CN1808772A (en) * | 2005-12-30 | 2006-07-26 | 罗森伯格亚太电子有限公司 | Coaxial corrugated tube cable connector with notched metal clip line structure |
| CN101576187A (en) * | 2008-05-08 | 2009-11-11 | Ti集团机车系统公司 | Quick connector, release tool and method therefore |
| CN102157242A (en) * | 2011-03-25 | 2011-08-17 | 江苏天地龙电缆有限公司 | Seismic-resistant electrical cable |
| JP2013045603A (en) * | 2011-08-24 | 2013-03-04 | Toyota Motor Corp | Connector |
| CN104577402A (en) * | 2015-01-22 | 2015-04-29 | 中山市英利莱电气科技有限公司 | Electrical connection self-locking terminal |
| KR20170119445A (en) * | 2016-04-19 | 2017-10-27 | 최인수 | Spring liner for welding cable |
| CN110060804A (en) * | 2019-05-27 | 2019-07-26 | 浙江中大元通特种电缆有限公司 | A kind of cable that compressive property is good |
| CN111653396A (en) * | 2020-06-01 | 2020-09-11 | 徐亚红 | Wind pressure resistant buffer type fireproof flame-retardant high-altitude cable |
| CN213150392U (en) * | 2020-07-08 | 2021-05-07 | 杭州加意电线电缆有限公司 | Bending-resistant cable |
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| CN114334267A (en) | 2022-04-12 |
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