CN116404439A - High-voltage cable connection device and connection method - Google Patents
High-voltage cable connection device and connection method Download PDFInfo
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- CN116404439A CN116404439A CN202310574183.7A CN202310574183A CN116404439A CN 116404439 A CN116404439 A CN 116404439A CN 202310574183 A CN202310574183 A CN 202310574183A CN 116404439 A CN116404439 A CN 116404439A
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- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 39
- 238000007789 sealing Methods 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/68—Structural association with built-in electrical component with built-in fuse
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
Abstract
The invention relates to the field of power equipment, and particularly discloses a high-voltage cable wiring device and a wiring method. According to the invention, the cable connection relay is matched with the cable fixing joint, so that flexible communication of the high-voltage cable is realized, the tensile component can offset the tensile force, the high-voltage cable is prevented from bearing excessive force, the high-temperature fusing component can block the circuit when the current is too high, and the safety is good.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a high-voltage cable wiring device and a wiring method.
Background
In high-voltage power lines for power transmission and distribution, the use of high-voltage cables is becoming more and more popular, and in daily maintenance work, operation maintenance staff find that the cable section of the line has more faults and the fault points are mostly at cable joints when inspecting the line, especially in high temperature, load peak period and bad weather. The cable wiring device is used for connecting the assembly of cable, but current cable wiring device is direct exposure outside with the junction of cable, and its protection security is relatively poor, meets external force and bumps and just appear cracked phenomenon very easily, has influenced holistic life.
Chinese patent CN115459201a discloses a cable connector tubular connecting device, relates to the technical field of power engineering, wherein the tubular connecting device comprises: a connecting pipe; a partition mounted on an inner wall of the connection pipe; the connecting pipe is divided into two independent chambers through partition, and the chambers are used for plugging cable joints. The cable joint tubular connecting device adopts the cable head tubular connection, and the connecting pipe is additionally arranged between the cable head and the lead, so that the technical problems that the prior copper-aluminum wiring terminal is easy to loose, heat, break, burn out and other faults at the wiring terminal in the peak load period and severe weather due to small contact area when the cable is connected with the lead are effectively solved, but the problems in the background technology are solved to a certain extent, and some problems still exist:
1. when in connection, the cable is directly fixed with the connecting pipe, and a buffer device is not added, so that the high-voltage cable is easy to break when being subjected to larger tensile force, and the service life is influenced;
2. the connection and disconnection of the high-voltage cable cannot be flexibly realized, the operation flexibility is poor, and when the voltage is too high, the connecting device is not provided with a fusing device, so that the safety is poor.
Therefore, we propose a high voltage cable junction device and a junction method to solve the above problems.
Disclosure of Invention
The invention aims to provide a high-voltage cable connection device and a high-voltage cable connection method, which are used for solving the problems that in the background art, the high-voltage cable is easy to break, flexible and poor in safety when being subjected to large tensile force.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the high-voltage cable wiring device comprises a cable fixing cylinder, wherein an adjusting ring is arranged on the outer ring of the cable fixing cylinder, a cable fixing joint is arranged on the right side of the adjusting ring, the cable fixing joint is meshed with a cable connection relay, the cable fixing joint is fixedly connected with the cable connection relay through a locking assembly, a high-voltage cable is arranged in the cable fixing cylinder, and the tail end of the cable is fixed in the cable fixing joint;
the cable connection relay comprises a left connection relay and a right connection relay, the left connection relay and the right connection relay are movably connected through a tensile component, a second protective rubber sleeve is arranged on the outer side of the left connection relay and the outer side of the right connection relay, first conductive rings are respectively arranged in the left connection relay and the right connection relay, and a high-temperature fusing component is arranged between the first conductive rings.
In a further embodiment, the cable fixing cylinder is provided with a thread on the outside and is in threaded connection with the adjusting ring.
In a further embodiment, two adjusting slits are formed in the cable fixing cylinder, and locking cones are uniformly distributed on the inner side of the cable fixing cylinder.
In a further embodiment, the cable fixing joint comprises a collar, a first sealing ring is fixed inside the collar, a protective shell is mounted at the right end of the collar, a first protective rubber sleeve and a second locking assembly are mounted on the outer wall of the protective shell, a waterproof gasket is fixed at the right end of the protective shell, a conducting strip is fixed inside the protective shell, the conducting strip is fixed at the right end of the collar, a pressing assembly is arranged on the conducting strip, the pressing assembly is fixedly connected with a high-voltage cable, a second sealing ring is fixed at two sides of the pressing assembly, and a conducting column is mounted at the tail end of the conducting strip.
In a further embodiment, the compression assembly comprises a lower spacer and an upper compression plate, wherein the upper end of the upper compression plate is fixedly connected with a screw through an insulating column, and the screw penetrates through the protective shell and is in threaded connection with the protective shell.
In a further embodiment, the locking assembly comprises a base, the base is movably connected with a push plate through a spring, the upper end of the push plate is fixed with a bump through a connecting column, and the right end of the push plate is provided with a clamping plate
In a further embodiment, the first locking component comprises a fixed seat, a rotating plate is rotatably connected to the fixed seat, and a locking cone is fixed to the rotating plate.
In a further embodiment, the tension assembly comprises a left sleeve and a right sleeve, the left sleeve is fixedly connected with the left connection relay, the right sleeve is fixedly connected with the right connection relay, and a spring II is arranged between the left sleeve and the right sleeve.
In a further embodiment, the high-temperature fusing assembly comprises a left sleeve II and a right sleeve II, the left sleeve II is fixedly connected with a left connection relay, the right sleeve II is fixedly connected with a right connection relay, a conductive ring II is installed inside the left sleeve II and the right sleeve II, and a fuse link is arranged inside the conductive ring II.
A method of high voltage cable termination comprising the steps of:
s1: stripping the tail end of the high-voltage cable, exposing the metal inside the cable by two centimeters, inserting the metal inside the cable fixing barrel, enabling the tail end of the cable fixing barrel to be in contact with the conductive column, screwing the screw, enabling the upper pressing piece to move downwards and tightly press the high-voltage cable, rotating the adjusting ring anticlockwise, enabling the adjusting ring to move towards the tail end of the left side of the cable fixing barrel, further firmly fixing the high-voltage cable, and repeating the steps to fix the two high-voltage cables to be connected on the cable fixing connector;
s2: inserting a conductive column on the cable fixing connector into a conductive ring I arranged in the cable connection relay, rotating a locking assembly II to enable a clamping plate to be inserted into the locking assembly I, sequentially repeating the steps until the clamping plates in four directions are inserted into the locking assembly I, and repeating the steps to respectively fix the two cable fixing connectors on the left side and the right side of the cable connection relay to complete the communication of a high-voltage cable;
s3: when the connection is required to be disconnected, the lug is buckled leftwards, the clamping plate is separated from the locking cone, the rotating plate is rotated anticlockwise, the cable fixing connector and the cable connection relay are released, the steps are repeated in sequence until the clamping plates in four directions are separated from the first locking assembly, and then the conductive column is pulled out of the first conductive ring, so that the disconnection of the high-voltage cable is completed.
Compared with the prior art, the invention has the beneficial effects that: this high-voltage cable termination and wiring method installs tensile subassembly, can play the cushioning effect when high-voltage cable receives great pulling force, reduces high-voltage cable's pressure, avoids the fracture, and this device easy dismounting, the flexibility is good, installs high temperature fusing subassembly, has improved the security, specifically does:
1. according to the invention, the first left sleeve is fixedly connected with the left connecting relay, the first right sleeve is fixedly connected with the right connecting relay, the second spring is arranged between the first left sleeve and the first right sleeve, when the high-voltage cable is subjected to tension, the tension is transmitted to the first left sleeve 431 through the left connecting relay and finally transmitted to the second spring, and the tension is converted into deformation of the second spring, so that the first left sleeve and the first right sleeve slide mutually, and breakage caused by overlarge rigid tension is avoided;
2. according to the invention, the high-voltage cable is fixedly connected with the conductive column, the connection of the two high-voltage cables is realized through the contact of the conductive column and the first conductive ring, the operation is simple, the disassembly and the assembly are convenient, the high-voltage cables are not easy to damage, and the cable fixing joint and the cable connection relay are fixed through the first locking component and the second locking component after the connection is finished, so that the stability is good;
3. in the invention, the high-temperature fusing assembly is arranged at the joint of the two cables, in the high-temperature fusing assembly, the left sleeve II is fixedly connected with the left connecting relay, the right sleeve II is fixedly connected with the right connecting relay, the left sleeve II and the right sleeve II can slide mutually, the conductive ring II is arranged in the left sleeve II and the right sleeve II, the conductive ring II is always in contact with the conductive ring I, normal current transmission is ensured, the fuse link is arranged in the conductive ring II, a circuit can be blocked when the current is overhigh, the ignition caused by short circuit is avoided, and the safety is good.
Drawings
FIG. 1 is a schematic view of a high voltage cable termination device;
FIG. 2 is a schematic diagram of a half-section of a high voltage cable junction device according to the present invention;
FIG. 3 is a schematic view of a cable fixing joint part according to the present invention;
fig. 4 is a schematic structural view of a cable connection relay portion in the present invention;
FIG. 5 is an enlarged schematic view of the structure A in the present invention;
FIG. 6 is a schematic diagram showing the connection of the first locking assembly and the second locking assembly according to the present invention;
FIG. 7 is a schematic view of an interior of a tension assembly according to the present invention;
FIG. 8 is an enlarged schematic view of the structure at B in the present invention;
fig. 9 is a schematic view of a cable fixing cylinder and an adjusting and matching structure in the invention.
In the figure: 1. a cable fixing cylinder; 11. adjusting the seam; 12. an anti-loosening cone; 2. an adjusting ring; 3. a cable fixing joint; 31. a collar; 311. a first sealing ring; 32. a protective shell; 321. the first protective rubber sleeve; 33. a conductive sheet; 34. a conductive post; 35. a compression assembly; 351. a lower gasket; 352. pressing into tablets; 353. an insulating column; 354. a screw; 36. a second sealing ring; 37. a second locking component; 371. a base; 372. a first spring; 373. a push plate; 374. a bump; 375. a connecting column; 376. a clamping plate; 38. a waterproof gasket; 4. a cable connection relay; 41. a left connection relay; 42. a right connection relay; 43. a tension member; 431. a left sleeve I; 432. a right sleeve I; 433. a second spring; 44. a second protective rubber sleeve; 45. a first conductive ring; 46. a high temperature fusing assembly; 461. a left sleeve II; 462. a right sleeve II; 463. a second conductive ring; 464. a fuse link; 5. a first locking assembly; 51. a fixing seat; 52. a rotating plate; 53. a locking cone; 6. a high voltage cable.
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, 2, 5 and 9, in an embodiment of the present invention, a high voltage cable wiring device includes a cable fixing barrel 1, an adjusting ring 2 is disposed on an outer ring of the cable fixing barrel 1, a cable fixing joint 3 is mounted on a right side of the adjusting ring 2, the cable fixing joint 3 is engaged with a cable connection relay 4, and is fixedly connected with the cable fixing joint via a locking component 5, a high voltage cable 6 is mounted inside the cable fixing barrel 1, and a cable end is fixed inside the cable fixing joint 3;
the outer side of the cable fixing cylinder 1 is provided with threads, and the cable fixing cylinder is in threaded connection with the adjusting ring 2;
two adjusting slits 11 are arranged on the cable fixing cylinder 1, and anti-loosening cones 12 are uniformly distributed on the inner side of the cable fixing cylinder 1;
according to the invention, the high-voltage cable 6 passes through the cable fixing barrel 1 to be fixedly connected with the cable fixing joint 3, then the cable fixing joint 3 is meshed with the cable connecting relay 4, finally the cable fixing joint 3 is fixedly locked with the cable connecting relay 4 through the first locking component 5, so that the communication of the two high-voltage cables 6 is realized, the cable connecting relay 4 avoids the direct contact of the cable fixing joint 3, the buffer function is realized, the use safety of the high-voltage cables 6 is improved, the installation is flexible, the communication and the disconnection are convenient, in addition, the adjusting seam 11 arranged on the cable fixing barrel 1 enables the outer wall of the cable fixing barrel 1 to slightly expand outwards, the high-voltage cables 6 can conveniently penetrate, the locking cone 12 is in a barb structure, the falling and retraction of the high-voltage cables 6 can be avoided, the practical effect is strong, after the installation and the fixation of the high-voltage cables 6 are finished, the adjusting ring 2 is screwed anticlockwise, the outer wall of the cable fixing barrel 1 is pressed back to the original position, the high-voltage cables 6 can be fixed more firmly, and the stability is good.
Example 2:
referring to fig. 1, fig. 2, fig. 4, fig. 7 and fig. 8, the cable connection relay 4 includes a left connection relay 41 and a right connection relay 42, the left connection relay 41 and the right connection relay 42 are movably connected through a tensile member 43, when the cable is subjected to tensile force, the tensile force acts on the tensile member 43 at first to play a certain buffering role, a protective rubber sleeve two 44 is arranged on the outer sides of the left connection relay 41 and the right connection relay 42, the protective rubber sleeve two 44 has an insulation function, and is waterproof and high-temperature resistant, so that the safety of internal components can be effectively protected, a conducting ring one 45 is arranged in the left connection relay 41 and the right connection relay 42, the conducting ring one 45 is in contact with a conducting column 34 to play a role of communicating a high-voltage cable 6, a high-temperature fusing member 46 is arranged between the two conducting rings one 45, the circuit can be blocked when the current is too high, the ignition caused by short circuit is avoided, and the safety is good;
referring to fig. 1 and 7, the tension member 43 includes a first left sleeve 431 and a first right sleeve 432, the first left sleeve 431 is fixedly connected with the left connecting relay 41, the first right sleeve 432 is fixedly connected with the right connecting relay 42, a second spring 433 is disposed between the first left sleeve 431 and the first right sleeve 432, when the high-voltage cable 6 is pulled, the pulling force is transmitted to the first left sleeve 431 through the first left connecting relay 41 and finally transmitted to the second spring 433, and is converted into deformation of the second spring 433, so that the first left sleeve 431 and the first right sleeve 432 slide with each other, and breakage caused by overlarge rigid pulling force is avoided;
referring to fig. 1 and 8, the high temperature fusing assembly 46 includes a second left sleeve 461 and a second right sleeve 462, the second left sleeve 461 is fixedly connected with the left connecting relay 41, the second right sleeve 462 is fixedly connected with the right connecting relay 42, the second left sleeve 461 and the second right sleeve 462 can slide relative to each other, the second conductive ring 463 is installed inside the second left sleeve 461 and the second right sleeve 462, the second conductive ring 463 is always in contact with the first conductive ring 45, normal current transmission is ensured, the second conductive ring 463 is internally provided with a fuse link 464, a circuit can be blocked when the current is too high, fire caused by short circuit is avoided, and the safety is good;
in combination with the above structural characteristics, the left connecting relay 41 and the right connecting relay 42 are movably connected through the tensile member 43, when the high-voltage cable 6 is subjected to tensile force, the tensile force firstly acts on the tensile member 43 to play a certain buffering role, so that the high-voltage cable 6 is prevented from being stressed and broken, the service life is prolonged, in addition, the high-temperature fusing member 46 can block a circuit when the current is too high, the fire caused by short circuit is avoided, and the safety is good.
Example 3:
referring to fig. 1, 2 and 3, the cable fixing joint 3 includes a collar 31, a first sealing ring 311 is fixed inside the collar 31, the first sealing ring 311 can prevent external dust and water vapor from entering the inside of a protective shell 32, and further cause damage to a high-voltage cable 6, a protective shell 32 is mounted at the right end of the collar 31, a first protective rubber sleeve 321 and a second locking component 37 are mounted on the outer wall of the protective shell 32, the first protective rubber sleeve 321 has an insulation function, and is waterproof and high-temperature resistant, so that safety of internal components can be effectively protected, a waterproof gasket 38 is fixed at the right end of the protective shell 32, after the cable fixing joint 3 is connected with a cable connecting relay 4, the waterproof effect can be achieved, and external air can be isolated, corrosion of a conductive column 34 and a conductive ring 45 is avoided, the service life is prolonged, a conductive sheet 33 is fixed inside the protective shell 32, the conductive sheet 33 plays a role of communicating the high-voltage cable 6 with the conductive column 34, the conductive sheet 33 is fixed at the right end of the collar 31, a pressing component 35 is fixedly connected with the high-voltage cable 6, the pressing component 35 is used for fixing the high-voltage cable 6, the two sides of the pressing component 35 are fixedly connected with the conductive sheet 36, the second conductive ring 36 is fixedly connected with the conductive column 34, and the second conductive ring 33 is fixedly connected with the conductive ring 34, and the conductive column 45 is prevented from contacting the conductive column 34, and the conductive column is prevented from contacting with the conductive column 34;
referring to fig. 3, the compressing assembly 35 includes a lower spacer 351 and an upper pressing piece 352, the upper end of the upper pressing piece 352 is fixedly connected with a screw 354 through an insulating column 353, the screw 354 passes through the protective shell 32 and is in threaded connection with the protective shell 32, the lower spacer 351 is fixed, the upper pressing piece 352 can move up and down under the driving of the insulating column 353 and the screw 354, when the screw 354 rotates clockwise, the upper pressing piece 352 moves down to compress and fix the high-voltage cable 6, and when the screw 354 rotates anticlockwise, the upper pressing piece 352 moves up to release and fix the high-voltage cable 6;
by combining the structural characteristics, the flexible fixing of the high-voltage cable 6 is realized through the compression assembly 35, and the cable fixing connector 3 can better protect the high-voltage cable 6, so that the high-voltage cable 6 is prevented from being rusted caused by direct exposure to air, and the practicability is high.
Example 4:
referring to fig. 1 and 6, the second locking assembly 37 includes a base 371, the base 371 is movably connected with a push plate 373 through a first spring 372, a bump 374 is fixed at the upper end of the push plate 373 through a connecting column 375, a clamping plate 376 is mounted at the right end of the push plate 373, the push plate 373 is pushed rightward under the action of the first spring 372 to make the clamping plate 376 contact with the inner wall of the protective housing 32, the bump 374 contacts with the push plate 373 through the connecting column 375, and the positions of the push plate 373 and the clamping plate 376 can be controlled by sliding the bump 374;
referring to fig. 1 and 6, a rotating plate 52 is rotatably connected to a fixed seat 51, a locking cone 53 is fixed to the rotating plate 52, the rotating plate 52 can move along the fixed seat 51 in a half circle, and then the locking cone 53 is inserted below a clamping plate 376, when the locking cone 53 is inserted, the conical surface of the locking cone 53 downwardly compresses the clamping plate 376 to compress a first spring 372, after the locking cone 53 passes over the clamping plate 376, the clamping plate 376 returns to the original position under the action of the first spring 372 to lock the locking cone 53, when the locking is to be released, a lug 374 can be pulled backwards to retract the clamping plate 376, and at the moment, the locking cone 53 and the rotating plate 52 are simultaneously rotated to be in contact with locking;
by combining the structural characteristics, the locking device realizes the locking of the cable fixing connector 3 and the cable connecting relay 4 through the mutual matching of the first locking component 5 and the second locking component 37, and has good stability.
Example 5:
in order to better demonstrate the implementation flow of the high-voltage cable connection device, the embodiment now provides a high-voltage cable connection device and a connection method thereof, comprising the following steps:
step one: the tail end of the high-voltage cable 6 is stripped, the internal metal is exposed for two centimeters, the internal metal is inserted from the inside of the cable fixing barrel 1, the tail end of the high-voltage cable 6 is contacted with the conductive column 34, the screw 354 is screwed, the upper pressing piece 352 is moved downwards, the high-voltage cable 6 is pressed tightly, the adjusting ring 2 is rotated anticlockwise, the adjusting ring moves towards the tail end of the left side of the cable fixing barrel 1, the high-voltage cable 6 is firmly fixed, and the steps are repeated to fix the two high-voltage cables 6 to be connected on the cable fixing joint 3;
step two: inserting the conductive column 34 on the cable fixing connector 3 into the first conductive ring 45 arranged in the cable connecting relay 4, rotating the locking assembly II 37 to enable the clamping plate 376 to be inserted into the locking assembly I5, repeating the steps sequentially until the clamping plates 376 in four directions are inserted into the locking assembly I5, repeating the steps, respectively fixing the two cable fixing connectors 3 on the left side and the right side of the cable connecting relay 4, and completing the communication of the high-voltage cable 6;
step three: when the connection needs to be disconnected, the lug 374 is buckled left, the clamping plate 376 is separated from the locking cone 53, the rotating plate 52 is rotated anticlockwise, the locking of the cable fixing connector 3 and the cable connection relay 4 is released, the steps are repeated in sequence until the clamping plates 376 in four directions are separated from the first locking component 5, and then the conductive column 34 is pulled out of the first conductive ring 45, so that the disconnection of the high-voltage cable 6 is completed;
in this embodiment, the two high-voltage cables 6 are communicated, the cable fixing connector 3 and the high-voltage cables 6 are required to be connected, the cable fixing connector is required to be connected with the high-voltage cables 6 through the second locking component 37 and the first locking component 5, the cable fixing connector is fixedly connected with the cable connection relay, eight second locking components 37 and one locking component 5 are required to be matched in the process, connection stability is good, when the adjusting ring 2 is screwed, the adjusting ring is screwed anticlockwise according to the outer diameter of the high-voltage cables 6, the smaller the outer diameter is, the more the number of screwing turns is required, the high-voltage cables 6 are prevented from falling off, and an anti-slip layer is arranged on the outer ring of the adjusting ring 2.
The working principle of the invention is as follows: during operation, firstly, the tail end of the high-voltage cable 6 is stripped, two centimeters of internal metal is exposed, the internal metal is inserted from the inside of the cable fixing barrel 1, the tail end of the high-voltage cable 6 is contacted with the conductive post 34, the screw 354 is screwed, the upper pressing piece 352 is moved downwards and the high-voltage cable 6 is tightly pressed, the adjusting ring 2 is rotated anticlockwise, the adjusting ring moves towards the tail end of the left side of the cable fixing barrel 1, the high-voltage cable 6 is firmly fixed, the steps are repeated, the two high-voltage cables 6 to be connected are fixed on the cable fixing connector 3, the conductive post 34 on the cable fixing connector 3 is inserted into the conductive ring one 45 arranged in the cable connection relay 4, the locking assembly two 37 is rotated, the clamping plate 376 is inserted into the locking assembly one 5, the steps are repeated sequentially until the clamping plates 376 in four directions are inserted into the locking assembly one 5, the two cable fixing connectors 3 are respectively fixed on the left side and the right side of the cable connection relay 4, when the connection is required to be disconnected, the lug 374 is buckled leftwards, the clamping plate 376 is rotated anticlockwise, the rotating plate 52, the cable fixing relay 3 is disconnected from the cable fixing relay 4, the four conductive rings are disconnected from the conductive ring 4, and the locking assembly is disconnected from the conductive post 6 in sequence, and the first step of locking assembly is completed;
wherein, when the cable fixing joint 3 works, a first sealing ring 311 is fixed in the lantern ring 31, the first sealing ring 311 can prevent external dust and water vapor from entering the inside of the protective shell 32, thereby causing damage to the high-voltage cable 6, the right end of the lantern ring 31 is provided with the protective shell 32, the outer wall of the protective shell 32 is provided with a first protective rubber sleeve 321 and a second locking component 37, the first protective rubber sleeve 321 has an insulating function, is waterproof and high-temperature resistant, can effectively protect the safety of internal components, the right end of the protective shell 32 is fixed with a waterproof gasket 38, can play a waterproof role after the cable fixing joint 3 is connected with the cable connection relay 4, can isolate external air, avoid corrosion of the conductive post 34 and the first conductive ring 45, prolong the service life, the inside of the protective shell 32 is fixed with a conductive sheet 33, the conductive sheet 33 plays a role of communicating the high-voltage cable 6 with the conductive post 34, the conducting strip 33 is fixed at the right end of the lantern ring 31, the conducting strip 33 is provided with a compressing component 35, the compressing component 35 is fixedly connected with the high-voltage cable 6, the compressing component 35 is used for fixing the high-voltage cable 6, two sides of the compressing component 35 are fixedly provided with a second sealing ring 36, the second sealing ring 36 is used for secondary sealing to prevent the conducting strip 33 from being corroded, the tail end of the conducting strip 33 is provided with a conducting column 34, the conducting column 34 is in contact with the conducting ring 45 to realize current communication, when the compressing component 35 works, the upper end of the upper pressing sheet 352 is fixedly connected with the screw 354 through the insulating column 353, the screw 354 penetrates through the protective shell 32 and is in threaded connection with the protective shell 32, the lower gasket 351 is fixed, the upper pressing sheet 352 can move up and down under the driving of the insulating column 353 and the screw 354, when the screw 354 rotates clockwise, the upper pressing sheet 352 moves down to realize the compressing fixing of the high-voltage cable 6, when the screw 354 rotates anticlockwise, when the locking assembly I5 and the locking assembly II 37 work, the locking cone 53 is inserted below the clamping plate 376, the conical surface of the locking cone 53 downwards compresses the clamping plate 376 when the locking cone 53 is inserted, the first spring 372 is compressed, after the locking cone 53 passes over the clamping plate 376, the clamping plate 376 returns to the original position under the action of the first spring 372, the locking cone 53 is blocked, when the locking is to be released, the lug 374 can be pulled backwards, the clamping plate 376 is retracted, the locking cone 53 and the rotating plate 52 simultaneously rotate, namely the locking can be contacted, when the high-voltage cable 6 is subjected to tensile force, the tensile force is transmitted to the first left sleeve 431 through the left connecting relay 41 and finally transmitted to the second spring 433, and is converted into deformation of the second spring 433, so that the first left sleeve 431 and the first right sleeve 432 slide mutually, breakage caused by overlarge rigid tensile force is avoided, the high-temperature fusing assembly 46 can block a circuit when current is overhigh, fire caused by short circuit is avoided, and safety is good.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The high-voltage cable wiring device is characterized by comprising a cable fixing barrel (1), wherein an adjusting ring (2) is arranged on the outer ring of the cable fixing barrel (1), a cable fixing joint (3) is arranged on the right side of the adjusting ring (2), the cable fixing joint (3) is meshed with a cable connection relay (4) and is fixedly connected with the cable connection relay through a first locking component (5), a high-voltage cable (6) is arranged in the cable fixing barrel (1), and the tail end of the cable is fixed in the cable fixing joint (3);
the cable connection relay (4) comprises a left connection relay (41) and a right connection relay (42), the left connection relay (41) and the right connection relay (42) are movably connected through a tensile component (43), a protection rubber sleeve II (44) is arranged on the outer side of the left connection relay (41) and the outer side of the right connection relay (42), conducting rings I (45) are respectively arranged inside the left connection relay (41) and the right connection relay (42), and a high-temperature fusing component (46) is arranged between the conducting rings I (45).
2. A high voltage cable connection device according to claim 1, characterized in that the cable fixing cylinder (1) is provided with threads on the outside and is in threaded connection with the adjusting ring (2).
3. The high-voltage cable connection device according to claim 1, wherein two adjusting slits (11) are formed in the cable fixing cylinder (1), and locking cones (12) are uniformly distributed on the inner side of the cable fixing cylinder (1).
4. The high-voltage cable connection device according to claim 1, wherein the cable fixing connector (3) comprises a collar (31), a first sealing ring (311) is fixed inside the collar (31), a protective shell (32) is installed at the right end of the collar (31), a first protective rubber sleeve (321) and a second locking component (37) are installed on the outer wall of the protective shell (32), a waterproof gasket (38) is fixed at the right end of the protective shell (32), a conducting plate (33) is fixed inside the protective shell (32), the conducting plate (33) is fixed at the right end of the collar (31), a pressing component (35) is arranged on the conducting plate (33), the pressing component (35) is fixedly connected with the high-voltage cable (6), a second sealing ring (36) is fixed on two sides of the pressing component (35), and a conducting post (34) is installed at the tail end of the conducting plate (33).
5. The high-voltage cable connection device according to claim 4, wherein the pressing assembly (35) comprises a lower gasket (351) and an upper pressing piece (352), the upper end of the upper pressing piece (352) is fixedly connected with a screw (354) through an insulating column (353), and the screw (354) penetrates through the protective shell (32) to be in threaded connection with the protective shell (32).
6. The high-voltage cable connection device and connection method according to claim 4, wherein the second locking assembly (37) comprises a base (371), the base (371) is movably connected with a push plate (373) through a first spring (372), a bump (374) is fixed at the upper end of the push plate (373) through a connecting column (375), and a clamping plate (376) is installed at the right end of the push plate (373).
7. The high-voltage cable connection device according to claim 1, wherein the first locking assembly (5) comprises a fixed seat (51), a rotating plate (52) is rotatably connected to the fixed seat (51), and a locking cone (53) is fixed to the rotating plate (52).
8. The high-voltage cable connection device according to claim 1, wherein the tension member (43) comprises a left sleeve one (431) and a right sleeve one (432), the left sleeve one (431) is fixedly connected with the left connection relay (41), the right sleeve one (432) is fixedly connected with the right connection relay (42), and a spring two (433) is arranged between the left sleeve one (431) and the right sleeve one (432).
9. The high-voltage cable connection device according to claim 1, wherein the high-temperature fusing assembly (46) comprises a left sleeve two (461) and a right sleeve two (462), the left sleeve two (461) is fixedly connected with the left connection relay (41), the right sleeve two (462) and the right connection relay (42) are fixedly connected, the conductive ring two (463) are internally mounted in the left sleeve two (461) and the right sleeve two (462), and the fuse link (464) is internally arranged in the conductive ring two (463).
10. A method of high voltage cable connection using a high voltage cable connection device according to any one of claims 1 to 9, comprising the steps of:
s1: stripping the tail end of the high-voltage cable (6), exposing the metal inside the cable by two centimeters, inserting the metal inside the cable from the cable fixing barrel (1), enabling the tail end of the cable to be in contact with the conductive column (34), screwing the screw (354), enabling the upper pressing piece (352) to move downwards and tightly press the high-voltage cable (6), rotating the adjusting ring (2) anticlockwise, enabling the adjusting ring to move towards the tail end of the left side of the cable fixing barrel (1), further firmly fixing the high-voltage cable (6), and repeating the steps to fix the two high-voltage cables (6) to be connected on the cable fixing joint (3);
s2: inserting a conductive column (34) on the cable fixing connector (3) into a first conductive ring (45) arranged in the cable connecting relay (4), rotating the locking assembly II (37), inserting the clamping plate (376) into the locking assembly I (5), repeating the steps in sequence until the clamping plates (376) in four directions are inserted into the locking assembly I (5), repeating the steps, and respectively fixing the two cable fixing connectors (3) on the left side and the right side of the cable connecting relay (4), so as to complete the communication of the high-voltage cable (6);
s3: when the disconnection is needed, the lug (374) is buckled leftwards, the clamping plate (376) is separated from the locking cone (53), the rotating plate (52) is rotated anticlockwise, the locking of the cable fixing connector (3) and the cable connection relay (4) is released, the steps are repeated in sequence until the clamping plates (376) in four directions are separated from the first locking assembly (5), the conductive column (34) is pulled out of the first conductive ring (45), and the disconnection of the high-voltage cable (6) is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310574183.7A CN116404439A (en) | 2023-05-22 | 2023-05-22 | High-voltage cable connection device and connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310574183.7A CN116404439A (en) | 2023-05-22 | 2023-05-22 | High-voltage cable connection device and connection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116404439A true CN116404439A (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310574183.7A Pending CN116404439A (en) | 2023-05-22 | 2023-05-22 | High-voltage cable connection device and connection method |
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| CN (1) | CN116404439A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117439006A (en) * | 2023-12-20 | 2024-01-23 | 江苏洪能电缆有限公司 | Military high-voltage cable wiring system |
-
2023
- 2023-05-22 CN CN202310574183.7A patent/CN116404439A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117439006A (en) * | 2023-12-20 | 2024-01-23 | 江苏洪能电缆有限公司 | Military high-voltage cable wiring system |
| CN117439006B (en) * | 2023-12-20 | 2024-03-15 | 江苏洪能电缆有限公司 | Military high-voltage cable wiring system |
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