CN115825489A - Wiring method for cable withstand voltage test - Google Patents
Wiring method for cable withstand voltage test Download PDFInfo
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- CN115825489A CN115825489A CN202211440274.3A CN202211440274A CN115825489A CN 115825489 A CN115825489 A CN 115825489A CN 202211440274 A CN202211440274 A CN 202211440274A CN 115825489 A CN115825489 A CN 115825489A
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Abstract
The invention discloses a wiring method for a cable withstand voltage test, and relates to the field of cable production tests. According to the wiring method for the withstand voltage test of the cable, the power conductors are inserted into the stranded electric cores in the cable, then the withstand voltage test is carried out by connecting the power conductors with the withstand voltage connecting wires, special wiring equipment needs to be used in the wiring method for the test, the wiring method comprises a wiring seat and a pressing mechanism, the fixing seat is fixedly welded on the outer surface of the wiring seat, and a fixing mechanism used for fixing a circuit is arranged inside the fixing seat. According to the wiring method for the cable voltage withstand test, the electric connection conductor is extruded and inserted into each group of electric cores inside the cable, then the voltage withstand connection wire is connected to the electric connection conductor to be connected with an external circuit, voltage withstand test is conducted on the cable, then the electric connection conductor is pulled out, then the head end and the tail end are directly sealed, the head end and the tail end do not need to be cut off, working efficiency is improved, and cost waste is reduced.
Description
Technical Field
The invention relates to the technical field of cable production test, in particular to a wiring method for a cable withstand voltage test.
Background
In the process of cable and wire production and processing, in order to ensure that outgoing cables have no quality problem, a voltage withstand test is usually required, and the common practice in the market at present is to peel off the outer skins of the head end and the tail end of the cable by an art designer, peel each insulated cable in the cable by the length of 50-100mm, separate each insulation, and connect a voltage withstand connection line to each cable for a voltage withstand test.
However, the following problems exist in actual testing;
1. the efficiency of the operation process is low, the outer skin and the inner skin need to be peeled by a cutter, and the hands are easily scratched in the operation process, so that potential safety hazards exist;
2. cost waste is caused, and certain cable waste exists because the cables with the head ends and the tail ends stripped need to be cut off and then the head ends and the tail ends are sealed after the pressure resistance test is finished;
in order to solve the problems, the wiring method for the withstand voltage test of the cable is particularly provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention discloses a cable withstand voltage test wiring method, which aims to solve the problems that the operation process provided by the background technology is low in efficiency and easy to cause cost waste.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a cable withstand voltage test wiring method is characterized in that metal electrodes are inserted into a plurality of strands of electric cores in a cable, then withstand voltage tests are carried out by connecting withstand voltage connecting wires to the plurality of metal electrodes, and copper columns are directly pulled out after withstand voltage is finished;
the wire holder and a pressing mechanism arranged at the inner top of the wire holder;
the fixing seat is fixedly welded on the outer surface of the wire holder, and a fixing mechanism for fixing a circuit is arranged inside the fixing seat;
the outer surface of the power connection conductor is insulated and wrapped;
the pressing mechanism comprises a pressing screw rod for pressing and a pressing disc rotatably connected to the bottom end of the pressing screw rod;
the fixing mechanism comprises a movable fixed pressing block and a driving screw rod used for driving the fixed pressing block to move.
Preferably, the bottom fixedly connected with of connection terminal is used for the fixed installation support plate, the front side of connection terminal is opened and is equipped with the assembly groove, the fixing base is in the below of assembly groove, the top fixed mounting of fixing base has the positioning seat that is used for the wiring, the pressure plate is just to the positioning seat top down.
Preferably, the fixed slot has been seted up to the inside of fixing base, fixed briquetting sliding connection is in the inside of fixed slot, the arc indent groove has all been seted up to the end of fixed slot and the relative one side of fixed briquetting.
Preferably, the location spout has all been seted up to the inner wall both sides of fixed slot, the equal fixedly connected with slip connecting rod in both sides of fixed briquetting, the one end sliding connection of slip connecting rod is in the inside of location spout, state the other end fixedly connected with connecting plate of slip connecting rod, connecting plate sliding connection is in the inside of connection terminal, drive screw's one end threaded connection is in the inside of connecting plate, drive screw's other end fixedly connected with carousel, drive screw is connected with the connection terminal bearing.
Preferably, the wire holder's interior top is offered and is used for accomodating the groove of accomodating of lower pressure disk, the interior top in accomodating the groove is connected to the screw rod threaded connection down, the lower fixed surface of lower pressure disk is connected with anti-skidding cushion.
Preferably, the upper surface middle part fixedly connected with roating seat of pressure disk down, the bottom fixedly connected with of pushing down the screw rod rotates the head, it connects in the inside of roating seat to rotate the head bearing, the rotatory handle of top fixedly connected with of pushing down the screw rod.
Preferably, the upper surface of lower pressure disk just is located the roating seat and is fixed with four groups of locating levers for the annular array all around, the constant head tank has been seted up at the interior top of holding the groove, the locating lever activity is pegged graft in the inside of constant head tank.
Preferably, connect the electric conductor and include toper metal bolt and fix the dog at toper metal bolt top, the surface activity of toper metal bolt has cup jointed the insulating tube, the side integrated into one piece of toper metal bolt has the tubular metal resonator that is used for connecting wire, the surface of tubular metal resonator is provided with insulating cover, insulating cover and insulating tube integrated into one piece, the side threaded connection of tubular metal resonator has the fixing bolt who is used for fixed connection wire.
The invention discloses a cable voltage withstand test wiring method, which has the following beneficial effects:
1. this cable withstand voltage test wiring method, through fixing the cable tip in the inside of fixing base up, then will connect the electric conductor extrusion to insert inside each group electric core of cable through pushing down the mechanism, then connect withstand voltage connecting wire on connecing the electric conductor to this is connected with external circuit through withstand voltage connecting wire, carry out withstand voltage test to the cable, withstand voltage finishes the back and directly pulls out connecing the electric conductor, then directly seal head end, tail end, need not cut head end, tail end, and work efficiency is improved, the waste of cost is reduced.
2. This cable withstand voltage test wiring method, the handheld electric conductor that connects of operating personnel, then just to a strand electric core at cable middle part with a set of electric conductor that connects, then hold this electric conductor that connects, make it keep vertical state, then clockwise rotation rotatory handle, make the pressure disk move down under the screw rod drive of pushing down, make the bottom of toper metal bolt insert the inside of this strand electric core, then the rotatory handle of antiport, make the pressure disk rebound, accomplish the electricity conductor grafting that connects of a set of cable electric core this moment, so that will connect in the electric core that the electric conductor inserted the cable inside.
3. This cable withstand voltage test wiring method, through inside inserting the cable from the bottom to the assembly groove, and make the top of cable upwards extend, the top of cable flushes with the top of positioning seat this moment, then through clockwise rotation carousel, make the carousel drive screw and rotate, the connecting plate removes at drive screw's surface this moment, and drive the sliding connection pole and remove to the rear side along the location spout, fixed briquetting presses close to the cable surface this moment, the arc wall through fixed briquetting and assembly groove relative one side extrudees the cable fixed, the cable is avoided taking place to slide when carrying out the grafting and connect the electric conductor.
Drawings
FIG. 1 is a schematic view of the overall rear side structure of the present invention;
FIG. 2 is a schematic view of the overall front side structure of the present invention;
FIG. 3 is a schematic view of the overall bottom structure of the present invention;
FIG. 4 is a sectional view showing the internal structure of the wire holder according to the present invention;
FIG. 5 is a schematic view of the outer surface structure of the pressing mechanism of the present invention;
FIG. 6 is a schematic view of the external surface structure of the contact conductor according to the present invention.
In the figure: 1. mounting a carrier plate; 2. a wire holder; 3. positioning seats; 4. an electrical conductor; 41. a tapered metal plug pin; 42. a stopper; 43. an insulating tube; 44. an insulating sleeve; 45. a metal tube; 46. fixing the bolt; 5. a pressing mechanism; 51. pressing the screw rod downwards; 52. a lower platen; 53. positioning a rod; 54. an anti-slip rubber pad; 55. a rotating base; 56. rotating the head; 57. rotating the grip; 6. a turntable; 7. a fixed seat; 8. assembling a groove; 9. a fixing mechanism; 91. fixing a pressing block; 92. a sliding connecting rod; 93. a connecting plate; 94. a drive screw; 10. a receiving groove; 11. positioning a groove; 12. fixing grooves; 13. and a positioning chute.
Detailed Description
The embodiment of the invention discloses a wiring method for a cable withstand voltage test, as shown in figures 1-6, metal electrodes are inserted into a plurality of strands of electric cores in a cable, then withstand voltage tests are carried out by connecting withstand voltage connecting wires on the plurality of metal electrodes, copper columns are directly pulled out after withstand voltage is finished, and the wiring method for the test needs to use special wiring equipment which comprises the following steps of;
the wire holder 2 and a pressing mechanism 5 arranged at the top in the wire holder 2;
the fixing seat 7 is fixedly welded on the outer surface of the wire holder 2, and a fixing mechanism 9 for fixing a circuit is arranged in the fixing seat 7;
an electric conductor 4 with an insulated outer surface;
the pressing mechanism 5 comprises a pressing screw 51 for pressing and a pressing disc 52 rotatably connected to the bottom end of the pressing screw 51;
the fixing mechanism 9 includes a movable fixing press block 91 and a driving screw 94 for driving the fixing press block 91 to move.
Referring to fig. 1-3, the bottom of the wire holder 2 is fixedly connected with a mounting support plate 1 for fixing, the front side of the wire holder 2 is provided with an assembling groove 8, the fixing seat 7 is positioned below the assembling groove 8, the top of the fixing seat 7 is fixedly provided with a positioning seat 3 for wiring, and the lower pressing plate 52 is over against the positioning seat 3.
Referring to fig. 4, a fixing groove 12 is formed in the fixing base 7, a fixing pressing block 91 is slidably connected to the inside of the fixing groove 12, an arc-shaped wire pressing groove is formed in one side of the end of the fixing groove 12 opposite to the fixing pressing block 91, positioning sliding grooves 13 are formed in both sides of the inner wall of the fixing groove 12, a sliding connecting rod 92 is fixedly connected to both sides of the fixing pressing block 91, one end of the sliding connecting rod 92 is slidably connected to the inside of the positioning sliding groove 13, the other end of the sliding connecting rod 92 is fixedly connected to a connecting plate 93, the connecting plate 93 is slidably connected to the inside of the wire holder 2, one end of a driving screw 94 is threadedly connected to the inside of the connecting plate 93, other end fixedly connected with carousel 6 of drive screw 94, drive screw 94 is connected with wire holder 2 bearing, through inside inserting fixed slot 12 with the cable from the bottom, and make the top of cable upwards extend, the top of cable flushes with the top of positioning seat 3 this moment, then through clockwise rotation carousel 6, make carousel 6 drive screw 94 rotate, connecting plate 93 removes at drive screw 94's surface this moment, and drive sliding connecting rod 92 and remove to the rear side along location spout 13, fixed briquetting 91 presses close to the cable surface this moment, the arc wall through fixed briquetting 91 and the relative one side of fixed slot 12 extrudees the cable fixedly.
Referring to fig. 4-5, the wire holder 2 has a receiving groove 10 formed at an inner top thereof for receiving the lower pressing plate 52, a lower pressing screw 51 is screwed to the inner top of the receiving groove 10, and an anti-slip rubber pad 54 is fixedly connected to a lower surface of the lower pressing plate 52.
Referring to fig. 5, a rotary seat 55 is fixedly connected to the middle of the upper surface of the lower pressing plate 52, a rotating head 56 is fixedly connected to the bottom end of the lower pressing screw 51, the rotating head 56 is bearing-connected inside the rotary seat 55, and a rotating handle 57 is fixedly connected to the top end of the lower pressing screw 51.
Referring to fig. 4-5, four positioning rods 53 are fixed on the upper surface of the lower pressing plate 52 and around the rotating base 55 in an annular array, the positioning groove 11 is formed at the inner top of the accommodating groove 10, and the positioning rods 53 are movably inserted into the positioning groove 11, so as to position the lower pressing plate 52 in the up-and-down movement process.
Referring to fig. 1 and 6, the power connection conductor 4 includes a tapered metal plug 41 and a stopper 42 fixed on the top of the tapered metal plug 41, an insulating tube 43 is movably sleeved on the outer surface of the tapered metal plug 41, a metal tube 45 for connecting a wire is integrally formed on the side surface of the tapered metal plug 41, an insulating sleeve 44 is arranged on the outer surface of the metal tube 45, the insulating sleeve 44 and the insulating tube 43 are integrally formed, a fixing bolt 46 for fixing the connecting wire is connected to the side surface of the metal tube 45 in a threaded manner, an operator holds the power connection conductor 4 by hand, the bottom end of the tapered metal plug 41 is inserted into one strand of electric core through the pressing mechanism 5, then a voltage-resistant connection wire is inserted into the inside of the metal tube 45, and the fixing bolt 46 is screwed, so that the voltage-resistant connection wire is electrically connected with the electric core in the cable through the power connection conductor 4.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below by way of examples with reference to the accompanying drawings in the present invention.
The first embodiment,
According to the wiring method for the withstand voltage test of the cable, as shown in FIGS. 1-6, wiring equipment comprises;
the circuit fixing device comprises a wire holder 2 and a fixed seat 7 arranged on the outer surface of the wire holder 2, wherein a fixing mechanism 9 for fixing a circuit is arranged inside the fixed seat 7;
the fixing mechanism 9 comprises a movable fixing pressing block 91 and a driving screw 94 for driving the fixing pressing block 91 to move, the bottom of the wire holder 2 is fixedly connected with an installation support plate 1 for fixing, an assembling groove 8 is formed in the front side of the wire holder 2, the fixing seat 7 is located below the assembling groove 8, a positioning seat 3 for wiring is fixedly installed at the top of the fixing seat 7, the lower pressing plate 52 is over against the positioning seat 3, a fixing groove 12 is formed in the fixing seat 7, the fixing pressing block 91 is slidably connected to the inside of the fixing groove 12, and an arc-shaped pressing groove is formed in one side, opposite to the fixing pressing block 91, of the tail end of the fixing groove 12;
positioning sliding grooves 13 are formed in two sides of the inner wall of the fixing groove 12, sliding connecting rods 92 are fixedly connected to two sides of the fixing pressing block 91, one ends of the sliding connecting rods 92 are connected to the inside of the positioning sliding grooves 13 in a sliding mode, connecting plates 93 are fixedly connected to the other ends of the sliding connecting rods 92, the connecting plates 93 are connected to the inside of the wire holder 2 in a sliding mode, one ends of driving screws 94 are connected to the inside of the connecting plates 93 in a threaded mode, the other ends of the driving screws 94 are fixedly connected with a rotary table 6, and the driving screws 94 are connected with bearings of the wire holder 2;
when the wiring equipment is used for carrying out withstand voltage test wiring on a cable, firstly, the cable is inserted into the fixing groove 12 from the bottom, the top end of the cable extends upwards, the top end of the cable is flush with the top of the positioning seat 3 at the moment, then the turntable 6 is rotated clockwise, the turntable 6 drives the driving screw 94 to rotate, the connecting plate 93 moves on the outer surface of the driving screw 94 at the moment, the sliding connecting rod 92 is driven to move backwards along the positioning sliding groove 13, the fixing pressing block 91 is pressed close to the outer surface of the cable at the moment, the cable is extruded and fixed through the arc-shaped groove on the opposite side of the fixing pressing block 91 and the fixing groove 12, the cable is fixed at the moment, meanwhile, the part of the top end of the cable, which is positioned in the positioning seat 3, is in a loose state, and the inner diameter of the positioning seat 3 is slightly larger than the outer diameter of the cable;
example II,
According to the wiring method for the withstand voltage test of the cable, as shown in FIGS. 1-6, the wiring equipment further comprises;
the pressing mechanism 5 is arranged at the top in the wire holder 2;
the outer surface is covered with an insulated electric conductor 4;
the pressing mechanism 5 comprises a pressing screw 51 for pressing down and a pressing disc 52 rotatably connected to the bottom end of the pressing screw 51, the inner top of the wire holder 2 is provided with an accommodating groove 10 for accommodating the pressing disc 52, the pressing screw 51 is in threaded connection with the inner top of the accommodating groove 10, the lower surface of the pressing disc 52 is fixedly connected with an anti-skid rubber pad 54, the middle part of the upper surface of the pressing disc 52 is fixedly connected with a rotating seat 55, the bottom end of the pressing screw 51 is fixedly connected with a rotating head 56, the rotating head 56 is in bearing connection with the inside of the rotating seat 55, the top end of the pressing screw 51 is fixedly connected with a rotating handle 57, four groups of positioning rods 53 are fixedly arranged on the upper surface of the pressing disc 52 and positioned around the rotating seat 55 in an annular array, the inner top of the accommodating groove 10 is provided with positioning grooves 11, and the positioning rods 53 are movably inserted in the positioning grooves 11;
the power connection conductor 4 comprises a conical metal plug 41 and a stop block 42 fixed at the top of the conical metal plug 41, an insulating tube 43 is movably sleeved on the outer surface of the conical metal plug 41, a metal tube 45 for connecting a lead is integrally formed on the side surface of the conical metal plug 41, an insulating sleeve 44 is arranged on the outer surface of the metal tube 45, the insulating sleeve 44 and the insulating tube 43 are integrally formed, and a fixing bolt 46 for fixedly connecting the lead is connected to the side surface of the metal tube 45 in a threaded manner;
after the operation of the first embodiment is finished, an operator holds the power connection conductor 4, then faces a group of power connection conductors 4 to one cell in the middle of the cable, holds the power connection conductor 4 to keep a vertical state, then rotates the rotating handle 57 clockwise to enable the lower pressing plate 52 to move downwards under the driving of the lower pressing screw 51, enables the bottom end of the conical metal plug 41 to be inserted into the cell, then rotates the rotating handle 57 reversely to enable the lower pressing plate 52 to move upwards, completes the insertion of the power connection conductors 4 of the group of cable cells, and then performs the insertion of the power connection conductors 4 of other cells according to the above steps, and it needs to be noted that the metal pipe 45 on the outer surface of the power connection conductor 4 faces to the side as far as possible;
then, the voltage-resistant connecting wire is inserted into the metal pipe 45, the fixing bolt 46 is screwed, so that the voltage-resistant connecting wire is electrically connected with the electric core in the cable through the power connection conductor 4, the two ends of the cable are connected with the voltage-resistant connecting wire through the two sets of wiring equipment, the voltage-resistant connecting wire can be used for performing voltage-resistant test on the cable, after the test is finished, all the power connection conductors 4 are pulled out, then the driving screw 94 is rotated anticlockwise, the fixing pressing block 91 is moved away from the outer surface of the cable, at the moment, the cable is pulled out from the bottom, and the test is finished.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A cable withstand voltage test wiring method is characterized in that metal electrodes are inserted into a plurality of strands of electric cores in a cable, then withstand voltage tests are carried out by connecting withstand voltage connecting wires to the plurality of metal electrodes, and copper columns are directly pulled out after withstand voltage is finished;
the wire holder (2) and a pressing mechanism (5) arranged on the inner top of the wire holder (2);
the fixing seat (7) is fixedly welded on the outer surface of the wire holder (2), and a fixing mechanism (9) for fixing a circuit is arranged inside the fixing seat (7);
the outer surface of the electric connection conductor (4) is insulated and wrapped;
it is characterized in that; the pressing mechanism (5) comprises a pressing screw (51) for pressing downwards and a pressing disc (52) rotatably connected to the bottom end of the pressing screw (51);
the fixing mechanism (9) comprises a movable fixing pressing block (91) and a driving screw rod (94) for driving the fixing pressing block (91) to move.
2. The cable withstand voltage test wiring method according to claim 1, characterized in that: the bottom fixedly connected with of connection terminal (2) is used for fixed installation support plate (1), the front side of connection terminal (2) is opened and is equipped with assembly groove (8), fixing base (7) are in the below in assembly groove (8), the top fixed mounting of fixing base (7) has positioning seat (3) that are used for the wiring, pressure disk (52) just are to positioning seat (3) top down.
3. The cable withstand voltage test wiring method according to claim 2, characterized in that: fixed slot (12) have been seted up to the inside of fixing base (7), fixed briquetting (91) sliding connection is in the inside of fixed slot (12), the arc indent groove has all been seted up to the end of fixed slot (12) and fixed briquetting (91) one side relative.
4. The wiring method for the cable withstand voltage test according to claim 3, characterized in that: location spout (13) have all been seted up to the inner wall both sides of fixed slot (12), the equal fixedly connected with sliding connecting rod (92) in both sides of fixed briquetting (91), the one end sliding connection of sliding connecting rod (92) is in the inside of location spout (13), state the other end fixedly connected with connecting plate (93) of sliding connecting rod (92), connecting plate (93) sliding connection is in the inside of connection terminal (2), the one end threaded connection of drive screw (94) is in the inside of connecting plate (93), the other end fixedly connected with carousel (6) of drive screw (94), drive screw (94) are connected with connection terminal (2) bearing.
5. The cable withstand voltage test wiring method according to claim 1, characterized in that: the interior top of wire holder (2) is seted up and is used for accomodating groove (10) of holding down pressure disk (52), hold down screw rod (51) threaded connection at the interior top of accomodating groove (10), the lower fixed surface of pressure disk (52) is connected with anti-skidding cushion (54) down.
6. The cable withstand voltage test wiring method according to claim 5, characterized in that: the upper surface middle part fixedly connected with roating seat (55) of lower pressure disk (52), the bottom fixedly connected with of pushing down screw rod (51) rotates head (56), rotate head (56) bearing connection in the inside of roating seat (55), the rotatory handle (57) of top fixedly connected with of pushing down screw rod (51).
7. The wiring method for the cable withstand voltage test according to claim 6, wherein: four groups of positioning rods (53) are fixed on the upper surface of the lower pressing plate (52) and positioned on the periphery of the rotating seat (55) in an annular array, the positioning groove (11) is formed in the inner top of the accommodating groove (10), and the positioning rods (53) are movably inserted into the positioning groove (11).
8. The cable withstand voltage test wiring method according to claim 1, characterized in that: connect electric conductor (4) including toper metal bolt (41) and fix dog (42) at toper metal bolt (41) top, insulating tube (43) have been cup jointed in the surface activity of toper metal bolt (41), the side integrated into one piece of toper metal bolt (41) has tubular metal resonator (45) that are used for connecting wire, the surface of tubular metal resonator (45) is provided with insulating cover (44), insulating cover (44) and insulating tube (43) integrated into one piece, the side threaded connection of tubular metal resonator (45) has fixing bolt (46) that are used for fixed connection wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211440274.3A CN115825489A (en) | 2022-11-17 | 2022-11-17 | Wiring method for cable withstand voltage test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211440274.3A CN115825489A (en) | 2022-11-17 | 2022-11-17 | Wiring method for cable withstand voltage test |
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| CN115825489A true CN115825489A (en) | 2023-03-21 |
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| CN202211440274.3A Pending CN115825489A (en) | 2022-11-17 | 2022-11-17 | Wiring method for cable withstand voltage test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117269543A (en) * | 2023-10-20 | 2023-12-22 | 江苏亨通高压海缆有限公司 | Cable withstand voltage test device and test method |
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- 2022-11-17 CN CN202211440274.3A patent/CN115825489A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117269543A (en) * | 2023-10-20 | 2023-12-22 | 江苏亨通高压海缆有限公司 | Cable withstand voltage test device and test method |
| CN117269543B (en) * | 2023-10-20 | 2024-05-10 | 江苏亨通高压海缆有限公司 | Cable withstand voltage test device and test method |
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