CN110824315A - Withstand voltage testing device for cable processing convenient to limit - Google Patents
Withstand voltage testing device for cable processing convenient to limit Download PDFInfo
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- CN110824315A CN110824315A CN201911178907.6A CN201911178907A CN110824315A CN 110824315 A CN110824315 A CN 110824315A CN 201911178907 A CN201911178907 A CN 201911178907A CN 110824315 A CN110824315 A CN 110824315A
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- wheel shaft
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- inner shell
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
- G01R31/1272—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of cable, line or wire insulation, e.g. using partial discharge measurements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a withstand voltage testing device convenient for limiting and used for cable processing, which comprises an insulating shell, a cable body and a voltage tester, wherein a fixed plate is fixedly arranged at the bottom edge of the insulating shell, a first rotating wheel shaft and a second rotating wheel shaft are arranged on the outer wall of one side, close to the fixed plate, of the insulating shell in a penetrating manner, rubber rings are sleeved on the outer walls of the first rotating wheel shaft and the second rotating wheel shaft respectively, one end of a conducting wire is connected to the outer wall of a metal chain bead string, the other end of the conducting wire is connected to the voltage tester, the voltage tester is positioned at the top edge of the insulating shell, and one end of the cable body is connected into a power connector. This withstand voltage testing arrangement is used in convenient spacing cable processing makes things convenient for the auxiliary positioning of the position removal direction of cable and in the test process, improves the stability of location simultaneously, and the parcel formula of the single cable of being convenient for is tested, improves the precision and the operating efficiency of test.
Description
Technical Field
The invention relates to the technical field of cable production and processing, in particular to a withstand voltage testing device convenient for limiting and used for cable processing.
Background
The cable is a common electrical component accessory in the existing social life, the use of the cable can remotely transmit electric energy and signals, the cable is widely applied to various industries such as electric power, building, communication and the like according to the use characteristics of the cable, and is a necessary basis for social electrification and information development.
However, the conventional withstand voltage testing device for cable processing has the following problems in use:
1. when the cable is subjected to a pressure resistance test of the body, the cable body is loose, the positioning operation is inconvenient, errors and application omission of a test experiment caused by the positioning problem are easy to occur, the use defect exists, and the potential safety hazard problem in the cable test experiment process is easy to occur;
2. when carrying out the outside withstand voltage test of single cable and add man-hour, inconvenient outside to the cable is wrapped up the formula test, and omission when the cable test appears easily, the whole service quality of cable that local test error leads to appears is impaired, influences the result of use behind the whole output of cable.
In order to solve the problems, innovative design is urgently needed on the basis of the original voltage-withstanding testing device for cable processing.
Disclosure of Invention
The invention aims to provide a withstand voltage testing device for cable processing, which is convenient to limit, and aims to solve the problems that when the existing withstand voltage testing device for cable processing is used for carrying out withstand voltage testing on a body, the cable body is loose, the positioning operation is inconvenient, errors and application omission of a testing experiment caused by the positioning problem are easy to occur, the defect of use is caused, the potential safety hazard problem in the cable testing experiment process is easy to occur, when single cable external withstand voltage testing processing is carried out, wrapping type testing is inconvenient to the outside of the cable, omission in the cable testing is easy to occur, the overall use quality of the cable is damaged due to local testing errors, and the use effect of the cable after overall production is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a withstand voltage testing device convenient for limiting and used for cable processing comprises an insulating shell, a cable body and a voltage tester, wherein a fixing plate is fixedly installed at the edge of the bottom of the insulating shell, a power supply connector is arranged above the joint of the insulating shell and the fixing plate, the cable body is arranged on the fixing plate, a first rotating shaft and a second rotating shaft are installed on the outer wall of one side, close to the fixing plate, of the insulating shell in a penetrating mode, rubber rings are sleeved on the outer walls of the first rotating shaft and the second rotating shaft respectively, transmission teeth are fixed on the outer walls of the rubber rings, one end of a connecting rod is connected to the side of the first rotating shaft, the other end of the connecting rod is arranged in an outer pipe, a rotating ring is arranged at the pipe end of the outer pipe, the tail portion of the outer pipe is fixed on the insulating shell, an insulating inner shell is arranged at the center of the, and the internally mounted of insulating inner shell has electrically conductive inner shell, and be provided with the metal chain pearl cluster in the electrically conductive inner shell in addition, be connected with the one end of conductor wire on the outer wall of metal chain pearl cluster, and the other end of conductor wire connects on the voltage tester, and the voltage tester is located insulating outer shell's top edge, be provided with drive wheel and take-up pulley on the outer wall of insulating outer shell one side of keeping away from the fixed plate, and all install the chain belt subassembly between take-up pulley and first runner axle and the second runner axle, the one end of cable body is connected in the power connector, and the other end of cable body runs through insulating inner shell to the run through junction cover of insulating inner shell and cable body is equipped with the insulating ring.
Preferably, the power connector comprises a semicircular pipe, a rubber sheet and a power-on sheet, the rubber sheet is located between the sides of the semicircular pipe, the power-on sheet is fixed on the inner wall of the semicircular pipe, and a fixing clamp is arranged on the outer side of the power connector.
Preferably, the dislocation distribution between circular telegram piece and the rubber piece, and the outer wall of circular telegram piece and cable body is the electrical connection of laminating to the outer wall that cable body is located the power connector sets up to the breach form.
Preferably, the horizontal planes of the first rotating wheel shaft and the second rotating wheel shaft are parallel to each other, rubber rings are sleeved on the first rotating wheel shaft and the second rotating wheel shaft, and the rubber rings are in threaded connection with the transmission teeth.
Preferably, the middle parts of the first rotating wheel shaft and the second rotating wheel shaft are respectively arranged into an H-shaped structure and a cross-shaped structure, the middle parts of the first rotating wheel shaft and the second rotating wheel shaft are positioned on the same vertical straight line, and the second rotating wheel shaft and the insulating shell form a relative lifting structure.
Preferably, the joint of the connecting rod and the first rotating wheel shaft is arranged in an annular structure, the connecting rod and the first rotating wheel shaft are in bearing connection, the outer wall of the connecting rod and the inner wall of the rotating ring are in threaded connection, and the rotating ring and the outer pipe form a relative rotating structure for bearing installation.
Preferably, the insulating inner shell and the conductive inner shell are vertically and coaxially distributed, a distance is reserved between the inner wall of the side of the insulating inner shell and the outer wall of the conductive inner shell, and the side of the conductive inner shell is in a U-shaped notch shape.
Preferably, the insulating rings are symmetrically arranged about a vertical central axis of the insulating inner shell, and the middle points of the insulating rings and the centers of the bottoms of the u-shaped notches on the sides of the conductive inner shell are located on the same transverse axis.
Compared with the prior art, the invention has the beneficial effects that: the withstand voltage testing device for processing the cable convenient for limiting facilitates the position moving guide of the cable and the auxiliary positioning in the testing process, improves the positioning stability, facilitates the wrapping type testing of a single cable, and improves the testing precision and the operating efficiency;
1. the relative rotation of the first rotating wheel shaft and the second rotating wheel shaft which are arranged in parallel relatively only needs to drive the rubber ring and the transmission teeth on the first rotating wheel shaft and the second rotating wheel shaft to move and change positions, so that the cable is convenient to guide, move and position, position and fix while having a good insulation effect, the voltage resistance test of the cable is more convenient and rapid, the test efficiency is improved, and meanwhile, the relative movement structure of the positions of the first rotating wheel shaft and the second rotating wheel shaft is convenient to well position the cables with different diameters;
2. under the combined action of the conductive inner shell and the metal chain bead string, when the cable is positioned, the part, required to be tested, of the outer side of the cable is directly wrapped by the metal chain bead string, so that the testing work is more accurate, the whole use problem of the cable with the problem of local omission during the cable testing can not occur, and the precision and the efficiency of the cable testing are improved.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic diagram of a power connector according to the present invention;
FIG. 3 is a front external view of the present invention;
FIG. 4 is a schematic view of the mounting structure of the first and second hubs of the present invention;
FIG. 5 is a schematic view of the connection structure of the connecting rod and the swivel in accordance with the present invention;
FIG. 6 is a schematic view of a gear mounting structure of the present invention;
fig. 7 is a schematic structural diagram of the conductive inner casing of the present invention.
In the figure: 1. an insulating housing; 2. a fixing plate; 3. a power connector; 301. a semicircular tube; 302. a rubber sheet; 303. a power-on sheet; 4. a cable body; 5. a first pulley shaft; 6. a second rotating wheel shaft; 7. a rubber ring; 8. a transmission gear; 9. a connecting rod; 10. an outer tube; 11. rotating the ring; 12. an insulating inner case; 13. a base; 14. an electrically conductive inner shell; 15. a metal chain bead string; 16. a conductive wire; 17. a voltage tester; 18. a driving wheel; 19. a take-up pulley; 20. a chain belt assembly; 21. an insulating ring; 22. and (4) fixing clips.
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. 1-7, the present invention provides a technical solution: a withstand voltage testing device convenient for limiting and used for cable processing comprises an insulating shell 1, a fixing plate 2, a power connector 3, a semicircular tube 301, a rubber sheet 302, a conducting sheet 303, a cable body 4, a first rotating wheel shaft 5, a second rotating wheel shaft 6, a rubber ring 7, a transmission gear 8, a connecting rod 9, an outer tube 10, a rotating ring 11, an insulating inner shell 12, a base 13, a conductive inner shell 14, a metal chain bead string 15, a conductive wire 16, a voltage tester 17, a transmission wheel 18, a take-up wheel 19, a chain belt assembly 20, an insulating ring 21 and a fixing clamp 22, wherein the fixing plate 2 is fixedly installed at the edge of the bottom of the insulating shell 1, the power connector 3 is arranged above the joint of the insulating shell 1 and the fixing plate 2, the cable body 4 is arranged on the fixing plate 2, the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are installed on the outer wall of one side, close, the outer walls of the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are respectively sleeved with a rubber ring 7, the outer wall of the rubber ring 7 is fixed with a transmission gear 8, the side of the first rotating wheel shaft 5 is connected with one end of a connecting rod 9, the other end of the connecting rod 9 is arranged in an outer tube 10, the pipe end of the outer tube 10 is provided with a rotating ring 11, the tail part of the outer tube 10 is fixed on an insulating shell 1, the center of the inner part of the insulating shell 1 is provided with an insulating inner shell 12, the bottom of the insulating inner shell 12 is fixed with a base 13, the inner part of the insulating inner shell 12 is provided with a conductive inner shell 14, a metal chain bead string 15 is arranged in the conductive inner shell 14, the outer wall of the metal chain bead string 15 is connected with one end of a conductive wire 16, the other end of the conductive wire 16 is connected on a voltage tester 17, the voltage tester 17 is positioned at the top edge of the insulating shell 1, the, and a chain belt assembly 20 is arranged between the take-up pulley 19 and the first rotating wheel shaft 5 and the second rotating wheel shaft 6, one end of the cable body 4 is connected in the power connector 3, the other end of the cable body 4 penetrates through the insulating inner shell 12, and an insulating ring 21 is sleeved at the penetrating connection position of the insulating inner shell 12 and the cable body 4.
The horizontal planes of the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are parallel to each other, the rubber rings 7 are sleeved on the first rotating wheel shaft 5 and the second rotating wheel shaft 6, the rubber rings 7 are in threaded connection with the transmission teeth 8, the middle parts of the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are respectively arranged to be in an H-shaped structure and a cross-shaped structure, the middle parts of the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are located on the same vertical straight line, the second rotating wheel shaft 6 and the insulating shell 1 form a relative lifting structure, relative rotation of the first rotating wheel shaft 5 and the second rotating wheel shaft 6 is facilitated to conduct position movement guiding and positioning of the cable body 4, and good positioning and movement of the cable bodies 4 with different diameters are facilitated.
The junction of connecting rod 9 and first runner axle 5 sets up to the loop configuration, and bearing connection between the two to the outer wall of connecting rod 9 and the inner wall threaded connection of change 11, change 11 and outer tube 10 constitute the relative revolution mechanic of bearing installation moreover, and the high removal of convenient control first runner axle 5 changes, and its high location simple operation, and the location is stable effective.
Insulating inner shell 12 and the vertical coaxial distribution of electrically conductive inner shell 14, and leave the interval between the avris inner wall of insulating inner shell 12 and the outer wall of electrically conductive inner shell 14, and the avris of electrically conductive inner shell 14 sets up the breach form to "u" style of calligraphy, the vertical center axis symmetry setting about insulating inner shell 12 of grommet 21, and the mid point of grommet 21 and the breach bottom center of the avris "u" style of calligraphy of electrically conductive inner shell 14 lie in same horizontal axis, make things convenient for the installation and the dismantlement of cable body 4, can carry out the withstand voltage test of the parcel formula on the cable body 4 outer wall after the installation, improve withstand voltage test's effect.
The working principle is as follows: when the convenient-to-limit pressure resistance testing device for cable processing is used, firstly, according to the illustration in fig. 1-2, a cable body 4 to be tested is placed on a fixing plate 2, one end of the bottom of the cable body 4 is installed in a power connector 3, as illustrated in fig. 2, the end part of the cable body 4 is arranged in a semicircular tube 301, a wire core of the cable body is in contact with an electrifying sheet 303, a rubber sheet 302 deforms under the action of a fixing clamp 22, the semicircular tube 301 is attached to and extruded with the wire core of the cable body 4 through the electrifying sheet 303, and the end part connection and the electrical communication of the cable body 4 are completed;
according to the illustration in fig. 1 and fig. 4-6, the other end of the cable body 4 is passed through between the first rotating wheel shaft 5 and the second rotating wheel shaft 6, and then passes through the insulating ring 21 in the insulating inner shell 12, the metal chain bead string 15 in the conductive inner shell 14 and the transmission wheel 18 in sequence, and is connected to the outer wall of the take-up wheel 19, when the cable body 4 passes through between the first rotating wheel shaft 5 and the second rotating wheel shaft 6, in order to improve the driving effect on the movement of the cable body 4 when the first rotating wheel shaft 5 and the second rotating wheel shaft 6 rotate, as illustrated in fig. 4-5, the rotating ring 11 is manually rotated, so that the rotating ring 11 is in bearing connection with the outer tube 10 to rotate, the rotation of the rotating ring 11 is in threaded connection with the connecting rod 9, so that the connecting rod 9 and the outer tube 10 are relatively telescopic, the distance between the first rotating wheel shaft 5 and the second rotating wheel shaft 6 is changed by the, meanwhile, the rubber rings 7 on the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are in threaded connection with the transmission teeth 8, the first rotating wheel shaft 5, the second rotating wheel shaft 6 and the transmission teeth 8 are conveniently utilized to drive the cable body 4 to be pushed and positioned, the test work is more convenient, the first rotating wheel shaft 5 and the second rotating wheel shaft 6 are arranged in a ceramic mode, good insulation is achieved when the cable body 4 is used, electric leakage is avoided, according to the scheme shown in figure 3, when the cable body 4 is wound by the rotation of the take-up wheel 19, the take-up wheel 19 drives the first rotating wheel shaft 5 and the second rotating wheel shaft 6 to synchronously rotate through the chain belt component 20, and the cable body 4 is more convenient to guide and position;
according to fig. 1 and 7, when the cable body 4 passes through the conductive inner shell 14 and the metal chain bead string 15, the metal chain bead string 15 wraps the outer wall of the cable body 4, and when the compressive strength of the cable body 4 is insufficient, the metal chain bead string 15 detects voltage and completes the compressive test of the cable body 4 through the conductive wire 16 and the voltage tester 17.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a make things convenient for withstand voltage testing arrangement for spacing cable processing, includes insulating casing (1), cable body (4) and voltage tester (17), its characterized in that: the bottom edge of the insulating shell (1) is fixedly provided with a fixing plate (2), a power connector (3) is arranged above the joint of the insulating shell (1) and the fixing plate (2), the fixing plate (2) is provided with a cable body (4), the outer wall of the insulating shell (1) close to one side of the fixing plate (2) is provided with a first rotating wheel shaft (5) and a second rotating wheel shaft (6) in a penetrating manner, the outer walls of the first rotating wheel shaft (5) and the second rotating wheel shaft (6) are respectively sleeved with a rubber ring (7), the outer wall of the rubber ring (7) is fixedly provided with a transmission tooth (8), the edge side of the first rotating wheel shaft (5) is connected with one end of a connecting rod (9), the other end of the connecting rod (9) is arranged in an outer tube (10), the tube end of the outer tube (10) is provided with a rotating ring (11), and the tail part of the outer tube (10), an insulating inner shell (12) is arranged at the center of the inside of the insulating outer shell (1), a base (13) is fixed at the bottom of the insulating inner shell (12), a conductive inner shell (14) is installed inside the insulating inner shell (12), a metal chain bead string (15) is arranged in the conductive inner shell (14), one end of a conductive wire (16) is connected to the outer wall of the metal chain bead string (15), the other end of the conductive wire (16) is connected to a voltage tester (17), the voltage tester (17) is located at the top edge of the insulating outer shell (1), a driving wheel (18) and a take-up wheel (19) are arranged on the outer wall of one side, away from the fixing plate (2), of the insulating outer shell (1), a chain belt component (20) is installed between the take-up wheel (19) and the first rotating wheel shaft (5) and the second rotating wheel shaft (6), one end of the cable body (4) is connected into the power supply connector (3), the other end of the cable body (4) penetrates through the insulating inner shell (12), and an insulating ring (21) is sleeved at the penetrating connection position of the insulating inner shell (12) and the cable body (4).
2. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: power connector (3) comprise semicircle pipe (301), rubber piece (302) and circular telegram piece (303) triplex, and rubber piece (302) are located between the avris of semicircle pipe (301) to circular telegram piece (303) are fixed in the inner wall of semicircle pipe (301), and the outside of power connector (3) is provided with fixation clamp (22) moreover.
3. The convenient spacing withstand voltage testing device for cable processing of claim 2, characterized in that: distribution misplaces between circular telegram piece (303) and rubber piece (302), and circular telegram piece (303) and the outer wall of cable body (4) be the electrical connection of laminating to outer wall that cable body (4) are located power connector (3) sets up to the breach form.
4. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: the horizontal planes of the first rotating wheel shaft (5) and the second rotating wheel shaft (6) are parallel to each other, the first rotating wheel shaft (5) and the second rotating wheel shaft (6) are respectively sleeved with a rubber ring (7), and the rubber rings (7) are in threaded connection with the transmission teeth (8).
5. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: the middle parts of the first rotating wheel shaft (5) and the second rotating wheel shaft (6) are respectively arranged to be H-shaped structures and cross-shaped structures, the middle parts of the first rotating wheel shaft (5) and the second rotating wheel shaft (6) are located on the same vertical straight line, and the second rotating wheel shaft (6) and the insulating shell (1) form a relative lifting structure.
6. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: the joint of the connecting rod (9) and the first rotating wheel shaft (5) is of an annular structure, the connecting rod and the first rotating wheel shaft are in bearing connection, the outer wall of the connecting rod (9) is in threaded connection with the inner wall of the rotating ring (11), and the rotating ring (11) and the outer pipe (10) form a relative rotating structure for bearing installation.
7. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: insulating inner shell (12) and the vertical coaxial distribution of electrically conductive inner shell (14), and leave the interval between the avris inner wall of insulating inner shell (12) and the outer wall of electrically conductive inner shell (14) to the avris of electrically conductive inner shell (14) sets up to the breach form of "u" style of calligraphy.
8. The convenient spacing withstand voltage testing device for cable processing of claim 1, characterized in that: the insulating rings (21) are symmetrically arranged about a vertical central axis of the insulating inner shell (12), and the middle points of the insulating rings (21) and the centers of the u-shaped notches at the sides of the conductive inner shell (14) are positioned on the same transverse axis.
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CN110824315B (en) | 2021-06-25 |
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