CN108490378B - Test device for test pencil and use method thereof - Google Patents
Test device for test pencil and use method thereof Download PDFInfo
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- CN108490378B CN108490378B CN201810277598.7A CN201810277598A CN108490378B CN 108490378 B CN108490378 B CN 108490378B CN 201810277598 A CN201810277598 A CN 201810277598A CN 108490378 B CN108490378 B CN 108490378B
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- 238000012360 testing method Methods 0.000 title claims abstract description 148
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 3
- 238000005096 rolling process Methods 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 7
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
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Abstract
The invention discloses an electroscope test device and a using method thereof, wherein a pressurizing device is arranged on a first bracket, a pressurizing end is led out from one end of the pressurizing device, a second bracket is arranged on the opposite side, a rotating device is arranged on the second bracket, a plurality of placing holes are arranged on the outer ring of the surface of one end of the rotating device corresponding to the pressurizing end at equal intervals, a guide channel is arranged between the placing holes and the axis position of the rotating device, the guide channel comprises a first guide groove and a second guide groove, the first guide groove is communicated with a first guide pipe arranged at the axis position of the rotating device, the second guide groove is communicated with a second guide pipe arranged at the axis position of the rotating device, an annular elastic device is arranged on a step formed at the communication position of the first guide pipe and the second guide pipe, the surface of one end of the annular elastic device can support an insulating part of an electroscope, a threaded guide hole is arranged between the second guide pipe and the end surface of the other end, and a screw rod is in threaded connection with the threaded guide hole in a matching manner, one end of the screw rod is connected with the extrusion end, and the other end of the screw rod is connected with a rotating handle.
Description
Technical Field
The invention relates to the field of mechanical devices of power systems, in particular to an electroscope test device and a using method thereof.
Background
The high-voltage electroscope is used for checking whether high-voltage lines and power equipment are electrified or not, is the most basic safety appliance commonly used by a substation, at present, some electroscopes are laid for a long time and can be used, a user can not guarantee whether the electroscopes meet the requirements of safety regulations or not, if the electroscopes are not directly used through a test, once an accident occurs, the consequence is unreasonable, so in order to ensure the safety of people and equipment, the preventive test is carried out on each assembling and disassembling of the electric appliance according to the safety working regulations of the electric industry. Generally, according to the requirements of different voltage grades, the test pencil for detection is also different, and in order to test the test pencil of different voltage grade specifications, a test device for the test pencil is developed.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a test device for test pencil, which can meet the requirement of adjusting one voltage level to test a plurality of test pencil with the same specification, improve the test working efficiency, shorten the test time of the test pencil, and thus not affect the normal working time; meanwhile, the use method of the test device is simple and convenient to operate, operation is not required by professionals, any worker can operate, and the manual requirement is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a test device for an electroscope comprises a first bracket, wherein a pressurizing device is arranged on the first bracket, a pressurizing end is led out from one end of the pressurizing device, a second bracket is arranged on one side opposite to the pressurizing end, a rotating device is arranged on the second bracket, a plurality of placing holes are arranged on the outer ring of the surface of one end of the rotating device corresponding to the pressurizing end at equal intervals, a guide channel is arranged between each placing hole and the axis position of the rotating device, each guide channel comprises a first guide groove and a second guide groove communicated with the first guide groove, each first guide groove is communicated with a first guide pipe arranged at the axis position of the rotating device, each second guide groove is communicated with a second guide pipe arranged at the axis position of the rotating device, the first guide pipe is communicated with the second guide pipe, the diameter of the second guide pipe is larger than that of the first guide pipe, and the diameter of the second guide pipe is larger than or equal to the width of the second guide groove, the width of the second guide groove is equal to or larger than the diameter of the placing hole, the width of the first guide groove is smaller than the diameter of the placing hole, and the width of the first guide groove is smaller than or equal to the diameter of the first guide pipe; an annular elastic device is arranged on a step formed at the communication position of the first guide pipe and the second guide pipe, and the surface of one end of the annular elastic device can support the insulation part of the test pencil; meanwhile, a thread guide hole is formed between the second guide pipe and the end face of the other end of the rotating device, the thread guide hole is communicated with the second guide pipe, a screw rod is in threaded connection with the thread guide hole in a matched mode, one end of the screw rod is connected with an extrusion end, and the other end of the screw rod is connected with a rotating handle.
The invention is further improved in that
The pressurizing device is capable of adjusting voltage level.
The second support includes the lower carriage and with lower carriage fixed connection and side by side be provided with two semi-circular supports, wherein, every semi-circular support internal surface is provided with the rolling device, two rolling devices are installed with the first annular groove that rotary device surface circumference was provided with side by side and second annular groove cooperation respectively.
The rolling device is formed by embedding a plurality of steel balls in the inner surface of a semicircular bracket or a plurality of miniature rolling cylinders.
The annular elastic device is a spring with an insulating layer or an elastic rubber sleeve.
The protective cover covers the end face of the rotating device with the placing hole, wherein the protective cover and the corresponding placing hole are provided with first through holes with the same diameter, and the protective cover and the corresponding first guide pipe are provided with second through holes with the same diameter very early.
The rotary handle is arranged on the circumferential surface between the first annular groove and the second annular groove in the axial direction at equal intervals.
A use method of an electroscope test device comprises the following steps:
the first step is as follows: putting a plurality of test pens to be tested into the putting holes;
the second step is as follows: rotating the rotating device by rotating the handle, rotating any one of the placing holes of the rotating device to the highest position of the rotating device, sliding the corresponding test pencil under the action of gravity into the inner cavities of the first guide pipe and the second guide pipe through the matching of the first guide groove and the second guide groove, and enabling the insulating part of the test pencil to be propped against the end face of the annular elastic device;
the third step: the screw rod is driven to rotate by shaking the rotating handle, power is transmitted to the extrusion end in the rotating process, the extrusion end further transmits thrust to the end face of the insulation part of the test pencil, so that the test pencil is extruded by the thrust, one end of the test pencil extends out of the port of the first guide pipe, and the distance between the pressurizing end and the end part of the test pencil is adjusted according to the requirements of different voltage grades to meet the test requirements;
the fourth step: adjusting the pressurizing device to be voltage corresponding to the voltage grade of the test pencil, starting the voltage, performing a test, if finding that a small bulb of the test pencil is lighted, indicating that the test pencil is normal, closing the voltage, then rotating in the opposite direction through the rotating handle, releasing the pressure by the annular elastic device to rebound the normal test pencil, rotating the other test pencil to the highest position of the rotating device by the rotating device, performing the test of the next test pencil, and meanwhile, sliding the normal test pencil corresponding to the action of gravity into the inner cavity of the placing hole through the matching of the first guide groove and the second guide groove; if the small bulb of the test pencil is found to be not bright, the test pencil is abnormal, the voltage is turned off, the handle is rotated in the opposite direction, the annular elastic device releases pressure to rebound the abnormal test pencil, the test pencil is taken down, and the next test pencil test is carried out according to the method;
the fifth step: and finishing all the test pencil tests, arranging the test devices, and waiting for next use.
Compared with the prior art, the invention has the following beneficial effects:
according to the test device for the test pencil, under the matching of the pressurizing device and the rotating device, the test pencil with different levels of voltage can be tested, a plurality of test pencils can be tested at the same time, the test working efficiency is improved, the test time of the test pencil is shortened, and therefore the normal working time is not influenced; meanwhile, the test device is convenient to move and simple and convenient to operate, and can meet the requirement that different workers only need to operate according to the specification without training, so that the requirement on the workers is reduced, and the test can be carried out under different environments.
Drawings
FIG. 1 is a schematic overall view of an electrography test apparatus of the present invention;
FIG. 2 is a side view of the rotating device;
fig. 3 is an internal structural view of the rotating device.
In the figure: 1-a first scaffold; 2-a pressurizing device; 3-a pressurizing end; 4-a first guide tube; 5-a first annular groove; 6-a second annular groove; 7-rotating the handle; 8-a rotating device; 9-a second support; 10-a placing hole; 11-a guide channel; 12-an annular elastic device; 13-a second guide tube; 14-a threaded pilot hole; 15-squeeze the ends.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, the test device of the test pencil of the invention comprises a first support 1, a pressurizing device 2 is arranged on the first support 1, a pressurizing end 3 is led out from one end of the pressurizing device 2, a second support 9 is arranged on one side opposite to the pressurizing end 3, a rotating device 8 is arranged on the second support 9, a plurality of placing holes 10 are arranged on the outer ring of the surface of one end of the rotating device 8 corresponding to the pressurizing end 3 at equal intervals, as shown in fig. 2, a guide channel 11 is arranged between each placing hole 10 and the axis of the rotating device 8, each guide channel 11 comprises a first guide groove and a second guide groove communicated with the first guide groove, each first guide groove is communicated with a first guide pipe 4 arranged at the axis of the rotating device, each second guide groove is communicated with a second guide pipe 13 arranged at the axis of the rotating device, wherein the first guide pipe 4 is communicated with the second guide pipe 13, and the diameter of the second guide pipe 13 is larger than that of the first guide pipe 4, the diameter of the second guide pipe 13 is larger than or equal to the width of the second guide groove, the width of the second guide groove is equal to or larger than the diameter of the placing hole 10, the width of the first guide groove is smaller than the diameter of the placing hole 10, and the width of the first guide groove is smaller than or equal to the diameter of the first guide pipe 4; as shown in fig. 3, an annular elastic device 12 is arranged on a step formed at the position where the first guide tube 4 is communicated with the second guide tube 13, and one end surface of the annular elastic device 12 can support an insulation part of an electroscope; meanwhile, a thread guide hole 14 is formed between the second guide pipe 13 and the end face of the other end of the rotating device 8, the thread guide hole 14 is communicated with the second guide pipe 13, a screw rod is in threaded connection with the thread guide hole 14 in a matched mode, one end of the screw rod is connected with an extrusion end 15, and the other end of the screw rod is connected with a rotating handle 7.
The pressurizing device 2 is a pressurizing device capable of adjusting the voltage level. In order to meet the requirements of the test pens with different voltage grades, the test pens with different voltage grades can be tested only by one set of device, and the cost for testing the test pens with different voltage grades is reduced.
Wherein, second support 9 includes the lower carriage and with lower carriage fixed connection and side by side be provided with two semicircular supports, wherein, every semicircular support internal surface is provided with the rolling device, and two rolling devices are installed with the cooperation of the first annular groove 5 that rotary device surface circumference was provided with side by side and second annular groove 6 respectively. Rolling device card is between first annular groove 5 and second annular groove 6, ensures on the one hand that rotary device can rotate under rolling device's cooperation, satisfies test device's requirement, and on the other hand ensures to exert a backpressure for twist grip under twist grip's the rocking, ensures that the second support does not sway, plays the effect of firm second support.
The rolling device is formed by embedding a plurality of steel balls in the inner surface of a semicircular bracket or a plurality of miniature rolling cylinders; the rolling device composed of a plurality of steel balls embedded in the inner surface of the semicircular support can meet the requirement that the inner surfaces of a first annular groove 5 and a second annular groove 6 of a rotating device slide on the inner surface of the semicircular support, so that resistance is reduced, convenience in rotation is guaranteed, the problem can be solved due to the fact that the rolling device is composed of a plurality of miniature rollers, and the requirement of a testing device is met by other modes.
Wherein, the annular elastic device 12 is a spring with an insulating layer or an elastic rubber sleeve; annular resilient means 12 can ensure to test the distance size difference between electrography tip and the pressurization tip according to the different voltage class requirements of test electrography, and adjusts, and on the other hand plays after experimental the end, can be with the effect of test electrography rebound to satisfy the test of next test electrography.
The protective cover covers the end face of the rotating device with the placing hole, wherein the protective cover and the corresponding placing hole are provided with first through holes with the same diameter, and the protective cover and the corresponding first guide pipe are provided with second through holes with the same diameter very early. The protection casing can play at the experimentation, prevents that other electroscope from exposing from the hole of putting into that corresponds, influences whole experiment, has certain potential safety hazard moreover.
The rotary handle is arranged on the circumferential surface between the first annular groove and the second annular groove in the axial direction at equal intervals. A plurality of rotatory handles make things convenient for the staff to rotate all conveniently in different rotary device's position.
The use method of the test device of the test pencil based on the above description comprises the following steps:
the first step is as follows: a plurality of test pens to be tested are put into the putting holes 10;
the second step is as follows: rotating the rotating device 8 by rotating the handle, rotating any one of the placing holes 10 of the rotating device 8 to the highest position of the rotating device 8, sliding the corresponding electroscope pen under the action of gravity into the inner cavities of the first guide pipe 4 and the second guide pipe 13 through the matching of the first guide groove and the second guide groove, and enabling the insulating part of the electroscope pen to be propped against the end surface of the annular elastic device 12;
the third step: by shaking the rotating handle 7, the rotating handle 7 drives the screw rod to rotate, in the rotating process, power is transmitted to the extrusion end 15, the extrusion end 15 further transmits thrust to the end face of the insulation part of the test pencil, so that the test pencil is extruded by the thrust, one end of the test pencil extends out of the port of the first guide pipe 4, and the distance between the pressurizing end 3 and the end part of the test pencil is adjusted according to the requirements of different voltage grades to meet the test requirements;
the fourth step: the pressurizing device 2 is adjusted to be the voltage corresponding to the voltage grade of the test pencil, the voltage is started, the test is carried out, if a small bulb of the test pencil is found to be lighted, the test pencil is normal, the voltage is closed, then the test pencil is rotated in the opposite direction through the rotating handle 7, the annular elastic device 12 releases pressure to rebound the normal test pencil, the rotating device 8 rotates the other test pencil to the highest position of the rotating device to carry out the test of the next test pencil, and meanwhile, the normal test pencil corresponding to the action of gravity slides into the inner cavity of the placing hole 10 through the matching of the first guide groove and the second guide groove; if the small bulb of the test pencil is found to be not bright, the test pencil is abnormal, the voltage is turned off, the handle 7 is rotated in the opposite direction, the annular elastic device 12 releases the pressure to rebound the abnormal test pencil, the test pencil is taken down, and the next test pencil test is carried out according to the method;
the fifth step: and finishing all the test pencil tests, arranging the test devices, and waiting for next use.
According to the test device for the test pencil, under the matching of the pressurizing device 2 and the rotating device 8, the test pencil with different levels of voltage can be tested, a plurality of test pencils can be tested at the same time, the test working efficiency is improved, the test time of the test pencil is shortened, and therefore the normal working time is not influenced; meanwhile, the test device is convenient to move and simple and convenient to operate, and can meet the requirement that different workers only need to operate according to the specification without training, so that the requirement on the workers is reduced, and the test can be carried out under different environments.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (7)
1. A test device of an electroscope is characterized by comprising a first support (1), a pressurizing device (2) is arranged on the first support (1), a pressurizing end (3) is led out from one end of the pressurizing device (2), a second support (9) is arranged on one side opposite to the pressurizing end (3), a rotating device is arranged on the second support (9), a plurality of placing holes (10) are arranged on the outer ring of the surface of one end of the rotating device corresponding to the pressurizing end (3) at equal intervals, a guide channel (11) is arranged between each placing hole (10) and the axis position of the rotating device, each guide channel (11) comprises a first guide groove and a second guide groove communicated with the first guide groove, each first guide groove is communicated with a first guide pipe (4) arranged at the axis position of the rotating device, each second guide groove is communicated with a second guide pipe (13) arranged at the axis position of the rotating device, the first guide pipe (4) is communicated with the second guide pipe (13), the diameter of the second guide pipe (13) is larger than that of the first guide pipe (4), the diameter of the second guide pipe (13) is larger than or equal to the width of a second guide groove, the width of the second guide groove is equal to or larger than that of the placing hole (10), the width of the first guide groove is smaller than that of the placing hole (10), and the width of the first guide groove is smaller than or equal to that of the first guide pipe (4); an annular elastic device (12) is arranged on a step formed at the communication position of the first guide pipe (4) and the second guide pipe (13), the end surface of one end of the annular elastic device (12) can support the insulation part of the test pencil, and the annular elastic device (12) is a spring with an insulation layer or an elastic rubber sleeve; meanwhile, a thread guide hole (14) is formed between the second guide pipe (13) and the end face of the other end of the rotating device, the thread guide hole (14) is communicated with the second guide pipe (13), a screw rod is in threaded connection with the thread guide hole (14) in a matched mode, one end of the screw rod is connected with an extrusion end (15), and the other end of the screw rod is connected with a rotating handle (7).
2. Test pencil testing device according to claim 1, characterized in that the pressure device (2) is a pressure device (2) capable of adjusting the voltage level.
3. The test pencil test device according to claim 1, wherein the second support (9) comprises a lower support and two semicircular supports fixedly connected with the lower support and arranged side by side, wherein the inner surface of each semicircular support is provided with a rolling device, and the two rolling devices are respectively matched with the first annular groove (5) and the second annular groove (6) which are arranged side by side along the circumferential direction of the outer surface of the rotating device.
4. The test device of the electroprobe according to claim 3, wherein the rolling device is formed by embedding a plurality of steel balls in the inner surface of the semicircular bracket or a plurality of miniature rolling cylinders.
5. The test device of the test pencil according to claim 1, further comprising a protective cover covering the end face of the rotating device with the insertion hole (10), wherein the protective cover and the corresponding insertion hole (10) are provided with a first through hole with the same diameter, and the protective cover and the corresponding first guide tube (4) are provided with a second through hole with the same diameter.
6. The test pencil testing device according to claim 3, further comprising a plurality of rotating knobs equally spaced on a circumferential surface between the first annular groove (5) and the second annular groove (6) in an axial direction.
7. The method for using the test pencil test device according to any one of the preceding claims 1 to 6, comprising the following steps:
the first step is as follows: a plurality of test pens to be tested are put into the putting holes (10);
the second step is as follows: rotating the rotating device by rotating the handle, rotating any one of the placing holes (10) of the rotating device to the highest position of the rotating device, sliding the corresponding test pencil under the action of gravity into the inner cavities of the first guide tube (4) and the second guide tube (13) through the matching of the first guide groove and the second guide groove, and enabling the insulating part of the test pencil to be propped against the end surface of the annular elastic device (12);
the third step: by shaking the rotating handle (7), the rotating handle (7) drives the screw rod to rotate, in the rotating process, power is transmitted to the extrusion end (15), the extrusion end (15) further transmits thrust to the end face of the insulation part of the test pencil, so that the test pencil is extruded by the thrust, one end of the test pencil extends out of the port of the first guide pipe (4), and the distance between the pressurizing end (3) and the end part of the test pencil is adjusted according to the requirements of different voltage grades to meet the test requirement;
the fourth step: adjusting the pressurizing device (2) to be the voltage corresponding to the voltage grade of the test pencil, starting the voltage, performing a test, if finding that a small bulb of the test pencil is lightened, indicating that the test pencil is normal, closing the voltage, then rotating in the opposite direction through the rotating handle (7), rebounding the normal test pencil by the pressure released by the annular elastic device (12), rotating the other test pencil to the highest position of the rotating device by the rotating device, performing the test of the next test pencil, and meanwhile, sliding the normal test pencil corresponding to the action of gravity into the inner cavity of the placing hole (10) through the matching of the first guide groove and the second guide groove; if the small bulb of the test pencil is found to be not bright, the test pencil is abnormal, the voltage is turned off, the rotary handle (7) rotates in the opposite direction, the annular elastic device (12) releases pressure to rebound the abnormal test pencil, the test pencil is taken down, and the next test pencil test is carried out according to the method;
the fifth step: and finishing all the test pencil tests, arranging the test devices, and waiting for next use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810277598.7A CN108490378B (en) | 2018-03-30 | 2018-03-30 | Test device for test pencil and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810277598.7A CN108490378B (en) | 2018-03-30 | 2018-03-30 | Test device for test pencil and use method thereof |
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| Publication Number | Publication Date |
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| CN108490378A CN108490378A (en) | 2018-09-04 |
| CN108490378B true CN108490378B (en) | 2020-03-17 |
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| CN201810277598.7A Active CN108490378B (en) | 2018-03-30 | 2018-03-30 | Test device for test pencil and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101037347B1 (en) * | 2008-12-31 | 2011-05-26 | 한국항공우주연구원 | Quick Test Tool and Method of Aircraft Airspeed Indicator |
| CN201887352U (en) * | 2010-12-13 | 2011-06-29 | 上海一电集团有限公司 | Grounding trolley for maintenance of high-voltage switch cabinet |
| CN104237571B (en) * | 2013-06-20 | 2017-04-05 | 国家电网公司 | For the pressurized line support meanss of test of lightning arrester |
| CN204203321U (en) * | 2014-11-27 | 2015-03-11 | 国家电网公司 | A kind of angle station and electroscope |
| JP6630056B2 (en) * | 2015-04-08 | 2020-01-15 | 株式会社カスタム | Handy type phase detector / voltage detector |
| CN204649910U (en) * | 2015-06-12 | 2015-09-16 | 国家电网公司 | Insulating rope test device |
| CN205581196U (en) * | 2016-04-19 | 2016-09-14 | 国网江西省电力公司南昌供电分公司 | Electroscope that can turn to in a flexible way |
| CN206311705U (en) * | 2016-12-20 | 2017-07-07 | 国网福建省电力有限公司 | A kind of new device suitable for 10kV and 35kV voltage class insulating rope voltage resistant tests |
| CN107064606B (en) * | 2017-04-25 | 2023-07-21 | 国家电网公司 | High-voltage power frequency self-checking electroscope |
| CN107449957B (en) * | 2017-09-19 | 2023-03-31 | 重庆理工大学 | High-voltage alternating current-direct current electricity testing device based on magnetic suspension |
| CN207992424U (en) * | 2018-03-30 | 2018-10-19 | 国家电网公司 | A kind of electroscope experimental rig |
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