CN109541267B - Withstand voltage test device of insulating rope and insulator spindle - Google Patents
Withstand voltage test device of insulating rope and insulator spindle Download PDFInfo
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- CN109541267B CN109541267B CN201811483158.3A CN201811483158A CN109541267B CN 109541267 B CN109541267 B CN 109541267B CN 201811483158 A CN201811483158 A CN 201811483158A CN 109541267 B CN109541267 B CN 109541267B
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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
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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
Abstract
The invention relates to the field of electric power, in particular to a withstand voltage test device for an insulating rope and an insulating rod. The utility model provides a withstand voltage test device of insulating rope and insulator spindle, which comprises a base, the high-voltage ring, ground ring and couple, be provided with the main part on the chassis, the bottom on chassis is provided with the gyro wheel, be provided with the screw rod in the main part, be provided with driving motor in the main part, driving motor's output shaft and screw rod are connected, the one end of keeping away from driving motor on the screw rod is rotated and is connected and be equipped with the top dish, be provided with a plurality of guide posts around the screw rod between the upper surface of main part and the lower surface of top dish, it is equipped with down the rotation sleeve to be close to main part upper surface department rotation on the screw rod, threaded connection is equipped with an internal thread section of thick bamboo on the screw rod, it is provided with the sleeve to. The invention can carry out the voltage withstand test on the insulating rope and the insulating rod, and has the advantages of simple winding, short time and high test accuracy.
Description
Technical Field
The invention relates to the field of electric power, in particular to a withstand voltage test device for an insulating rope and an insulating rod.
Background
According to the regulations of DL/T976-2005 ' preventive test regulations on live-line work tools, devices and equipment ', ' management regulations on electric safety tools and instruments of national grid company ' and ' Q/GDW-11-42-2010 ' preventive test regulations on electric safety tools and instruments and small-sized construction machines ', preventive test items of live-line work insulating ropes and insulating rods are power frequency withstand voltage tests, and the test period is 12 months.
The insulation rope test of 220kV and below voltage level can pass the short-time power frequency withstand voltage test (qualified as no breakdown, no flashover and no obvious heating); the test article with the voltage level of 330kV and above can pass the long-time power frequency withstand voltage test.
However, the conventional testing apparatus and testing method have the following significant disadvantages: 1. the traditional test bracket has complicated winding and long time; 2. the test accuracy of the traditional test support is not high; 3. the traditional test support can only test the insulating rope or the insulating rod independently, and has single function.
For example, Chinese patent publication numbers are: CN201532424U, an insulating rope test support of announcing in 2010, 7 months and 21 days, by insulating stand, insulator spindle and electric conductor constitution, the insulator spindle is two, and these two insulator spindles are the parallel state and install on insulating stand, and all perpendicular with insulating stand, the electric conductor also is two, and these two electric conductors are fixed mounting respectively on two insulator spindles, this utility model though simple structure, production low in manufacturing cost can effectively guarantee experimental and detect the insulating rope performance accuracy of coiling on two electric conductors, has protected staff's personal safety, but the device wire winding is loaded down with trivial details, long time to only can test insulating rope alone, the function is single.
Disclosure of Invention
The invention mainly aims at the problems and provides a voltage-withstanding test device for an insulating rope and an insulating rod, which can carry out voltage-withstanding test on the insulating rope and the insulating rod, has the advantages of simple winding, short time and high test accuracy.
The purpose of the invention is mainly realized by the following scheme: a withstand voltage test device for an insulating rope and an insulating rod comprises a chassis, a high-voltage ring, a grounding ring and a hook, wherein a main body is arranged on the chassis, rollers are arranged at the bottom of the chassis, a screw rod is arranged on the main body, a driving motor is arranged in the main body, an output shaft of the driving motor is connected with the screw rod, one end of the screw rod, which is far away from the driving motor, is rotatably connected with a top plate, a plurality of guide posts are arranged between the upper surface of the main body and the lower surface of the top plate around the screw rod, a lower rotating sleeve is rotatably connected to the position, which is close to the upper surface of the main body, of the screw rod, a lower sleeve is arranged corresponding to the lower rotating sleeve, an internal thread cylinder is arranged on the screw rod in a threaded connection manner, the internal thread cylinder is arranged between the lower rotating sleeve and the top plate, an upper sleeve is arranged, the high-pressure ring set up around the guide post and with last sleeve and internal thread section of thick bamboo between be connected through last connecting rod, the ground ring around the guide post setting and with rotate down between sleeve and the lower sleeve through connecting rod down be connected, the outer wall of high-pressure ring and ground ring on all be provided with insulating rope matched with wiring subassembly, the couple include with high-pressure ring and ground ring matched with coupler body, one side of coupler body be provided with the connecting rod, the connecting rod one side of keeping away from the coupler body be provided with outer loop and inner ring, outer loop and inner ring be during connection with insulator spindle matched with loop configuration. The chassis is provided with a main body, the bottom of the chassis is provided with rollers which are convenient for moving the whole device, the main body is provided with a screw rod, the main body is internally provided with a driving motor, an output shaft of the driving motor is connected with the screw rod, one end of the screw rod, which is far away from the driving motor, is rotatably connected with a top disk, the driving motor can be started to drive the output shaft to rotate forward or reversely, the output shaft of the driving motor can drive the screw rod to rotate, a plurality of guide posts are arranged between the upper surface of the main body and the lower surface of the top disk around the screw rod, a lower rotating sleeve is rotatably connected with the screw rod, the guide posts are provided with a lower sleeve corresponding to the lower rotating sleeve, an internal thread cylinder is arranged on the screw rod in a threaded connection manner, the internal thread cylinder is arranged between the lower rotating sleeve and the top disk, an upper sleeve is arranged on the guide post corresponding to the internal thread cylinder, the grounding ring is arranged around the guide post and connected with the lower rotating sleeve and the lower sleeve through the lower connecting rod, when the driving motor is started, the output shaft of the driving motor rotates forwards to drive the screw rod to rotate forwards simultaneously, the rotation of the internal thread cylinder is limited due to the arrangement of the upper connecting rod, so that the internal thread cylinder drives the upper sleeve, the upper connecting rod and the high-pressure ring to move upwards along the axial direction of the screw rod simultaneously, similarly, when the output shaft of the driving motor rotates backwards to drive the screw rod to rotate backwards simultaneously, the internal thread cylinder drives the upper sleeve, the upper connecting rod and the high-pressure ring to move downwards along the axial direction of the screw rod simultaneously, so as to adjust the interelectrode distance between the high-pressure ring and the grounding ring, the outer walls of the high-pressure ring and the grounding ring are provided with rope winding assemblies matched with the insulating ropes, the insulating ropes are quickly wound on the rope winding assemblies up and, then, a power frequency withstand voltage test can be carried out on the insulating rope; the couple includes the coupler body with high-voltage ring and ground ring matched with, the coupler body is C style of calligraphy form, one side of coupler body is provided with the connecting rod, one side that the coupler body was kept away from to the connecting rod is provided with outer loop and inner ring, be during outer loop and the interior loop connection with insulator spindle matched with loop configuration, outer loop and inner ring can be installed on the insulator spindle of not unidimensional model, during concrete test, adjust suitable interelectrode distance with high-voltage ring and ground ring through driving motor earlier, establish the both ends at the insulator spindle with two couples respectively afterwards, then go into the coupler body card of one end on the high-voltage ring, go into the ground ring with the coupler body card of the other end, can accomplish the alternating current withstand voltage test of insulator spindle afterwards.
Preferably, an operation panel is provided at one side of the main body. One side of the main body is provided with an operation panel, and the driving motor can be controlled through the operation panel.
Preferably, the number of the guide columns is four, and the four guide columns are uniformly distributed around the screw rod. The quantity of guide post is four, and four guide posts evenly distribute around the screw rod for stability when high-voltage ring removes is higher.
As preferred, the wiring subassembly include the connecting block, one side of connecting block be provided with the stopper, the one end of connecting block be provided with the erection column, the erection column on be provided with insulating rope matched with pulley, the outer wall of high-voltage ring and ground ring on all correspond the connecting block and be provided with the spread groove, the thickness of spread groove be greater than the thickness of connecting block, the lateral wall of spread groove on correspond the stopper and be provided with the spacing groove, the spread groove be provided with on one side relative with the spacing groove and press from both sides the groove, the clamp inslot sliding connection be equipped with connecting block matched with clamp splice, clamp splice and the bottom surface that presss from both sides the groove between through spring coupling. The rope winding assembly comprises a connecting block, a limiting block is arranged on one side of the connecting block, an installing column is arranged at one end of the connecting block, a pulley matched with the insulating rope is arranged on the installing column, connecting grooves are formed in the outer walls of the high-voltage ring and the grounding ring and correspond to the connecting block, the thickness of each connecting groove is larger than that of the connecting block, the difference between the thickness of each connecting groove and that of the connecting block is larger than that of the limiting block, a limiting groove is formed in the side wall of each connecting groove and corresponds to the limiting block, a clamping groove is formed in the side, opposite to the limiting groove, of the connecting groove, a clamping block matched with the connecting block is arranged in the clamping groove in a sliding connection mode, the clamping block is connected with the bottom surface of the clamping groove through a spring, the rope winding assembly is detachably connected with the high-voltage ring and the grounding ring, the connecting block is inserted into the connecting, the limiting block is embedded into the limiting groove along with the continuous movement of the connecting block, and the clamping block can be always abutted against the connecting block under the action of the elastic force of the spring and prevent the connecting block from moving, so that the connection between the rope winding assembly and the high-voltage ring or the grounding ring is realized; when the wiring assembly is to be separated from the high-voltage ring or the grounding ring, the connecting block is moved towards the clamping block, so that the elasticity of the spring is overcome, the limiting block is separated from the limiting groove, and the connecting block can be separated from the connecting groove.
Preferably, one end of the connecting block, which is far away from the mounting column, is provided with a guide inclined plane matched with the clamping block. The one end that the erection column was kept away from to the connecting block is provided with the direction inclined plane with clamp splice matched with, and the setting on direction inclined plane makes the connecting block can be more accurate to the clamp splice effort for thereby the clamp splice receives the effort of connecting block and removes toward pressing from both sides the groove bottom.
Preferably, the walls of the high-voltage ring and the grounding ring, which are correspondingly attached to the clamping block, are provided with grooves, balls are arranged in the grooves, one sides of the balls abut against the side walls of the clamping block, and the other sides of the balls abut against the side walls of the grooves. The wall of the high-voltage ring and the ground ring, which is correspondingly attached to the clamping block, is provided with a groove, a ball is arranged in the groove, one side of the ball is supported on the side wall of the clamping block, the other side of the ball is supported on the side wall of the groove, and the rolling friction of the ball greatly reduces the friction force when the clamping block moves, so that the clamping block can move more accurately.
Preferably, a plurality of clamping grooves are formed in the outer ring along the length direction of the outer ring, and clamping blocks matched with the clamping grooves are arranged on the inner ring. A plurality of clamping grooves are formed in the outer ring along the length direction of the outer ring, clamping blocks matched with the clamping grooves are arranged on the inner ring, the insulating rod is placed between the rings formed by connecting the outer ring and the inner ring, then the clamping blocks on the inner ring are embedded into the clamping grooves in the outer ring, and fixing between the hook and the insulating rod is achieved.
Preferably, the number of the pulleys is two. The number of pulleys is two, and the insulating rope length of an multiplicable withstand voltage test process reduces experimental number of times, promotes test efficiency.
Preferably, the connecting block is rectangular. The connecting block is cuboid, and the connecting groove matched with the connecting block is also cuboid, so that the connecting block can move in the connecting groove conveniently.
Therefore, the withstand voltage test device for the insulating rope and the insulating rod has the following advantages: the method is simple to operate, can avoid the problems that the winding of the insulating rope is too complicated, and the inter-electrode distance is inaccurate during the test, can complete the alternating current withstand voltage test of the insulating rod, and is simple to operate, time-saving, labor-saving and higher in efficiency in the whole test process.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Figure 2 is a schematic view of the construction of the roping assembly according to the invention.
Fig. 3 is a sectional view showing the coupling of the connecting block to the coupling groove in the present invention.
Fig. 4 is a schematic structural view of the hook of the present invention.
FIG. 5 is a schematic structural diagram of the insulating rod withstand voltage test of the present invention.
FIG. 6 is a schematic structural diagram of the present invention when an insulation rope withstand voltage test is performed.
Illustration of the drawings: 1-upper sleeve, 2-screw, 3-lower sleeve, 4-ground ring, 5-body, 6-operating panel, 7-base plate, 8-top plate, 9-guide post, 10-upper connecting rod, 11-high pressure ring, 12-internal thread cylinder, 13-rope winding assembly, 14-lower connecting rod, 15-lower rotating sleeve, 16-output shaft, 17-driving motor, 18-roller, 19-guide slope, 20-stopper, 21-connecting block, 22-mounting post, 23-pulley, 24-clamping block, 25-groove, 26-ball, 27-clamping groove, 28-spring, 29-connecting groove, 30-limiting groove, 31-hook, 32-connecting rod, 33-inner ring, 34-a clamping block, 35-a clamping groove, 36-an outer ring, 37-a hook, 38-an insulating rod and 39-an insulating rope.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in fig. 1, 4, 5, and 6, a voltage withstand test device of an insulation rope 39 and an insulation rod 38 comprises a chassis 7, a high voltage ring 11, a grounding ring 4, and a hook 37, wherein a main body 5 is arranged on the chassis 7, a roller 18 is arranged at the bottom of the chassis 7 to facilitate movement of the whole device, a screw 2 is arranged on the main body 5, a driving motor 17 is arranged in the main body 5, an output shaft 16 of the driving motor 17 is connected with the screw 2, a top plate 8 is rotatably connected to one end of the screw 2 far away from the driving motor 17, the driving motor 17 can be started to drive the output shaft 16 to rotate forward or backward, the output shaft 16 of the driving motor 17 can drive the screw 2 to rotate, an operation panel 6 is arranged at one side of the main body 5, the driving motor 17 can be controlled by the operation panel 6, a plurality of guide posts 9 are arranged around the screw 2 between, a lower rotating sleeve 15 is rotatably connected to the position, close to the upper surface of the main body 5, of the screw rod 2, a guide post 9 is provided with a lower sleeve 3 corresponding to the lower rotating sleeve 15, an inner thread cylinder 12 is connected to the screw rod 2 in a threaded manner, the inner thread cylinder 12 is arranged between the lower rotating sleeve 15 and the top plate 8, an upper sleeve 1 is arranged on the guide post 9 corresponding to the inner thread cylinder 12, the upper sleeve 1 is rotatably connected to the guide post 9, a high-pressure ring 11 is arranged around the guide post 9 and is connected with the upper sleeve 1 and the inner thread cylinder 12 through an upper connecting rod 10, a grounding ring 4 is arranged around the guide post 9 and is connected with the lower rotating sleeve 15 and the lower sleeve 3 through a lower connecting rod 14, when the driving motor 17 is started, an output shaft 16 of the driving motor 17 can drive the screw rod 2 to rotate forwardly and forwardly at the same time, and the rotation of the inner thread cylinder 12 is limited by the upper, The upper connecting rod 10 and the high-voltage ring 11 move upwards along the axial direction of the screw rod 2 simultaneously, and similarly, when the output shaft 16 of the driving motor 17 rotates reversely to drive the screw rod 2 to rotate reversely simultaneously, the internal thread cylinder 12 drives the upper sleeve 1, the upper connecting rod 10 and the high-voltage ring 11 to move downwards along the axial direction of the screw rod 2 simultaneously, so that the interelectrode distance between the high-voltage ring 11 and the grounding ring 4 is adjusted, the outer walls of the high-voltage ring 11 and the grounding ring 4 are respectively provided with a rope winding assembly 13 matched with the insulating rope 39, the insulating rope 39 is quickly wound on the rope winding assembly 13 up and down, the upper end is connected with high voltage, the lower end is grounded, the interelectrode distance can be adjusted by operating the driving motor 17, and then a power frequency; the hook 37 comprises a hook body 31 matched with the high-voltage ring 11 and the grounding ring 4, the hook body 31 is in a C shape, a connecting rod 32 is arranged on one side of the hook body 31, an outer ring 36 and an inner ring 33 are arranged on one side, away from the hook body 31, of the connecting rod 32, the outer ring 36 and the inner ring 33 are in an annular structure matched with the insulating rod 38 when connected, the outer ring 36 and the inner ring 33 can be mounted on the insulating rods 38 of different sizes and models, during specific tests, the high-voltage ring 11 and the grounding ring 4 are adjusted to a proper interelectrode distance through a driving motor 17, then the two hooks 37 are respectively sleeved at two ends of the insulating rod 38, then the hook body 31 at one end is clamped into the high-voltage ring 11, the hook body 31 at the other end is clamped into the grounding ring 4, and then the alternating current.
The number of the guide posts 9 is four, and the four guide posts 9 are uniformly distributed around the screw rod 2, so that the stability of the high-voltage ring 11 during moving is higher.
As shown in fig. 2 and 3, the rope winding assembly 13 includes a connecting block 21, one side of the connecting block 21 is provided with a limiting block 20, one end of the connecting block 21 is provided with a mounting post 22, the mounting post 22 is provided with a pulley 23 matched with the insulating rope 39, the number of the pulleys 23 is two, the length of the insulating rope 39 in one withstand voltage test process can be increased, the test frequency can be reduced, the test efficiency can be improved, the outer walls of the high-voltage ring 11 and the grounding ring 4 are both provided with a connecting groove 29 corresponding to the connecting block 21, the thickness of the connecting groove 29 is larger than that of the connecting block 21, the difference between the thickness of the connecting groove 29 and the thickness of the connecting block 21 is larger than that of the limiting block 20, the side wall of the connecting groove 29 is provided with a limiting groove 30 corresponding to the limiting block 20, one side of the connecting groove 29 opposite to the limiting groove 30 is provided with a clamping groove 27, a clamping block, the rope winding assembly 13 is detachably connected with the high-voltage ring 11 and the grounding ring 4, when the rope winding assembly is specifically installed, the connecting block 21 is inserted into the connecting groove 29, then one end, far away from the mounting column 22, of the connecting block 21 abuts against the clamping block 24, the clamping block 24 is made to move towards the bottom of the clamping groove 27 by overcoming the elastic force of the spring 28, the limiting block 20 is embedded into the limiting groove 30 along with the continuous movement of the connecting block 21, the clamping block 24 always abuts against the connecting block 21 under the elastic force of the spring 28 and prevents the connecting block 21 from moving, and therefore the rope winding assembly 13 is connected with the high-voltage ring 11 or the grounding ring 4; when the rope winding assembly 13 is to be separated from the high-voltage ring 11 or the grounding ring 4, the connecting block 21 is moved towards the clamping block 24, so that the connecting block 21 can be separated from the connecting groove 29 by overcoming the elastic force of the spring 28 and separating the limiting block 20 from the limiting groove 30; one end of the connecting block 21, which is far away from the mounting column 22, is provided with a guide inclined surface 19 matched with the clamping block 24, and the arrangement of the guide inclined surface 19 enables the connecting block 21 to more accurately exert force on the clamping block 24, so that the clamping block 24 is acted by the connecting block 21 to move towards the bottom of the clamping groove 27; be provided with recess 25 on the wall of the corresponding laminating of clamp splice 24 of high-voltage ring 11 and ground ring 4, be provided with ball 26 in the recess 25, one side of ball 26 is supported on clamp splice 24's lateral wall, and the opposite side of ball 26 is supported on the lateral wall of recess 25, and the rolling friction through ball 26 is very big has reduced the frictional force when clamp splice 24 removes for clamp splice 24 can remove more accurately.
A plurality of clamping grooves 35 are formed in the outer ring 36 along the length direction of the outer ring 36, clamping blocks 34 matched with the clamping grooves 35 are arranged on the inner ring 33, the insulating rod 38 is placed between rings formed by connecting the outer ring 36 and the inner ring 33, then the clamping blocks 34 on the inner ring 33 are embedded into the clamping grooves 35 on the outer ring 36, and fixing between the hooks 37 and the insulating rod 38 is achieved.
The connecting block 21 is rectangular and the connecting groove 29 matching with the connecting block is rectangular, so that the connecting block 21 can move in the connecting groove 29 conveniently.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. The pressure-resistant test device for the insulating rope and the insulating rod is characterized by comprising a chassis, a high-voltage ring, a grounding ring and a hook, wherein a main body is arranged on the chassis, rollers are arranged at the bottom of the chassis, a screw rod is arranged on the main body, a driving motor is arranged in the main body, an output shaft of the driving motor is connected with the screw rod, one end of the screw rod, far away from the driving motor, is rotatably connected with a top plate, a plurality of guide posts are arranged between the upper surface of the main body and the lower surface of the top plate around the screw rod, a lower rotating sleeve is rotatably connected to the position, close to the upper surface of the main body, of the screw rod, a lower sleeve is arranged corresponding to the lower rotating sleeve, an internal thread cylinder is arranged on the screw rod in a threaded connection mode, the internal thread cylinder is arranged between the lower rotating sleeve and the top plate, an upper sleeve is arranged on the guide post, the high-voltage ring is arranged around the guide post and is connected with the upper sleeve and the inner thread cylinder through an upper connecting rod, the grounding ring is arranged around the guide post and is connected with the lower rotating sleeve and the lower sleeve through a lower connecting rod, rope winding assemblies matched with the insulating ropes are arranged on the outer walls of the high-voltage ring and the grounding ring, the hook comprises a hook body matched with the high-voltage ring and the grounding ring, the connecting rod is arranged on one side of the hook body, an outer ring and an inner ring are arranged on one side, away from the hook body, of the connecting rod, and the outer ring and the inner ring are in an annular structure matched with the insulating rod when connected; the wiring subassembly include the connecting block, one side of connecting block be provided with the stopper, the one end of connecting block be provided with the erection column, the erection column on be provided with insulating rope matched with pulley, the outer wall of high-voltage ring and ground ring on all correspond the connecting block and be provided with the spread groove, the thickness of spread groove be greater than the thickness of connecting block, the lateral wall of spread groove on correspond the stopper and be provided with the spacing groove, the spread groove be provided with on one side relative with the spacing groove and press from both sides the groove, the clamp inslot sliding connection be equipped with connecting block matched with clamp splice, the bottom surface of clamp splice and clamp groove between through spring coupling.
2. The apparatus of claim 1, wherein an operation panel is disposed on one side of the main body.
3. The device for testing the withstand voltage of the insulating rope and the insulating rod as claimed in claim 1, wherein the number of the guide posts is four, and the four guide posts are uniformly distributed around the screw rod.
4. The device for testing the withstand voltage of the insulating rope and the insulating rod as claimed in claim 1, wherein a guide inclined surface matched with the clamping block is arranged at one end of the connecting block away from the mounting column.
5. The withstand voltage test device of the insulating rope and the insulating rod as claimed in claim 1, wherein the walls of the high-voltage ring and the grounding ring, which are correspondingly attached to the clamping block, are provided with grooves, the grooves are internally provided with balls, one side of each ball abuts against the side wall of the clamping block, and the other side of each ball abuts against the side wall of the groove.
6. The insulation rope and insulation rod voltage withstand test device according to claim 1, 2 or 3, wherein the outer ring is provided with a plurality of clamping grooves along the length direction of the outer ring, and the inner ring is provided with clamping blocks matched with the clamping grooves.
7. The apparatus for testing withstand voltage of an insulating rope and an insulating rod according to claim 1, wherein the number of the pulleys is two.
8. The apparatus for testing withstand voltage of an insulating rope and an insulating rod according to claim 1, wherein the connecting block is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483158.3A CN109541267B (en) | 2018-12-05 | 2018-12-05 | Withstand voltage test device of insulating rope and insulator spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483158.3A CN109541267B (en) | 2018-12-05 | 2018-12-05 | Withstand voltage test device of insulating rope and insulator spindle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109541267A CN109541267A (en) | 2019-03-29 |
| CN109541267B true CN109541267B (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811483158.3A Active CN109541267B (en) | 2018-12-05 | 2018-12-05 | Withstand voltage test device of insulating rope and insulator spindle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114217188B (en) * | 2021-12-17 | 2023-12-29 | 江苏锦秀高压电器有限公司 | Protective device for power frequency partial discharge-free test complete equipment |
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| 绝缘护套在电缆耐压试验过程中的应用;王伟 等;《电工技术》;20161130(第11（A）期);第105、107页 * |
| 高压电气设备绝缘耐压技术探讨及试验;马明;《通讯世界》;20151130(第22期);第65-66页 * |
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