CN204166000U - Extension rod of ultrasonic electrified partial discharge tester sensor - Google Patents
Extension rod of ultrasonic electrified partial discharge tester sensor Download PDFInfo
- Publication number
- CN204166000U CN204166000U CN201420650466.1U CN201420650466U CN204166000U CN 204166000 U CN204166000 U CN 204166000U CN 201420650466 U CN201420650466 U CN 201420650466U CN 204166000 U CN204166000 U CN 204166000U
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- bakelite
- probe
- partial discharge
- ultrasonic
- ultrasonic wave
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- 229920001342 Bakelite® Polymers 0.000 claims abstract description 46
- 239000004637 bakelite Substances 0.000 claims abstract description 46
- 239000000523 sample Substances 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002023 wood Substances 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 239000003365 glass fiber Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The utility model provides an electrified partial discharge tester sensor extension rod of ultrasonic wave, include: the device comprises a first probe, a second probe, a first bakelite and a second bakelite; the first probe is made of glass fiber materials, one end of the first probe is semicircular and is directly connected with a measured object, and the other end of the first probe is linear and is connected with an ultrasonic sensor arranged in the first bakelite; the first bakelite is made of insulating wood materials, the ultrasonic sensor is arranged in the first bakelite, one end of the ultrasonic sensor is connected with the first probe, and the other end of the ultrasonic sensor is connected with the second bakelite; the second bakelite is made of insulating wood materials, one end of the second bakelite is connected with the first bakelite, and the other end of the second bakelite is connected with the second probe rod; the second probe is made of an insulating composite material, and one end of the second probe is connected with the second bakelite. The utility model discloses an electrified partial discharge tester sensor extension rod of ultrasonic wave is applied to production practice, will improve the work efficiency of the electrified partial discharge test work of ultrasonic wave by a wide margin, alleviates testing personnel's work burden, reduces the potential safety hazard that exists in the work.
Description
Technical field
The utility model relates to technical field of electric power, particularly relates to a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar.
Background technology
Along with the development of electrical network, testing crew work efficiency is had higher requirement, increase work efficiency and become the focus of quality continuous improvement.Ultrasonic wave electrified partial discharge test can effectively find power transformation primary equipment be in operation occur shelf depreciation situation, be one of important means of preventive trial.Because during test, part charged primary equipment safe distance is not enough, equipment component distributing position is higher, partial separation narrow gaps, makes experiment work there is potential safety hazard and causes very large impact to work efficiency.
Prior art provides a kind of for the touch sensor extension rod of ultrahigh frequency partial discharge test and the non-contacting sensor extension rod for ultrasonic partial discharge test.But the contactless extension rod of prior art can cause the decay even distortion of ultrasonic signal.
Therefore, how to eliminate the potential safety hazard in ultrasonic wave electrified shelf depreciation test job, improve testing efficiency, alleviate on-the-spot test personnel burden, developing ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar is technical matters urgently to be resolved hurrily.
Utility model content
In order to overcome exist for the non-contacting sensor extension rod of ultrasonic partial discharge test at present cause the signal attenuation even technical matters of distortion, the utility model provides a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar, comprising: the first probe, the second probe, the first bakelite, the second bakelite;
Described first probe is made up of glass fiber material, its one end semicircular in shape, is directly connected with testee, its other end linearly shape, is connected with the ultrasonic sensor being placed in described first bakelite by one end of described first bakelite;
Described first bakelite is made up of insulation wood materials, and ultrasonic sensor is placed in one, and its one end is connected with described first probe, and the other end is connected with described second bakelite;
Described second bakelite is made up of insulation wood materials, and its one end is connected with described first bakelite, and the other end is connected with described second probe;
Described second probe is made up of insulating composite material, and its one end is connected with described second bakelite.
Wherein, the spring that described ultrasonic sensor and described first probe are fully contacted and foam is also provided with in described first bakelite.
Wherein, one end of described first probe linearly shape is connected by bolt one end with described first bakelite.
Wherein, described first probe and described second probe one-body molded.
Implement the utility model, there is following beneficial effect:
Ultrasonic wave electrified instrument for measuring partial discharge of the present utility model extension sensor bar is applied to production practices, significantly will improve the work efficiency of ultrasonic wave electrified shelf depreciation test job, alleviate the work load of testing crew, the potential safety hazard existed in minimizing work.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the first probe of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar that Fig. 1 provides for the utility model;
The structural representation of the first bakelite of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar that Fig. 2 provides for the utility model;
The structural representation of the second bakelite of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar that Fig. 3 provides for the utility model;
The structural representation of the second probe of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar that Fig. 4 provides for the utility model;
The one-piece construction schematic diagram of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar that Fig. 5 provides for the utility model.
Embodiment
See Fig. 1 to Fig. 5, the utility model provides a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar, comprising: the first probe 1, second probe 2, first bakelite 3, second bakelite 4;
As shown in Figure 1 and Figure 5, described first probe 1 is made up of glass fiber material, its one end 10 semicircular in shape, is directly connected with testee 6, its other end 12 linearly shape, is connected with the ultrasonic sensor 30 being placed in described first bakelite 3 by one end of described first bakelite 3; Wherein, one end 12 of described first probe 1 linearly shape is connected with one end of described first bakelite 3 by bolt 13.
As shown in Figure 2 and Figure 5, described first bakelite 3 is made up of insulation wood materials, and ultrasonic sensor is placed in one, and its one end is connected with described first probe 1, and the other end is connected with described second bakelite 4; Wherein, the spring that described ultrasonic sensor 30 and described first probe 1 are fully contacted and foam 31 is also provided with in described first bakelite 3.
As shown in Figure 3 and Figure 5, described second bakelite 4 is made up of insulation wood materials, and its one end is connected with described first bakelite 3, and the other end is connected with described second probe 2;
As shown in Figure 4 and Figure 5, described second probe 2 is made up of insulating composite material, and it can form by two sections, is that probe 20 and probe 22, two sections of probes are connected together by intermediate sleeve 21 respectively; It also can be a probe global formation.One end of this second probe 2 is connected with described second bakelite 4.
Ultrasonic wave electrified instrument for measuring partial discharge of the present utility model extension sensor bar, its application is extensive, can be applied in: in high-potting, electrical test, live testing.
Ultrasonic wave electrified instrument for measuring partial discharge of the present utility model extension sensor bar is made up of glass fiber material and insulating composite material, and extension rod is detachable, easy to assembly, functionally meets the requirement of ultrasonic signal prevalence effectiveness and experimental safe.During application, ultrasonic wave electrified instrument for measuring partial discharge sensor is hung or is affixed on test specimen after extension rod connects.
The utility model has the following advantages:
1, use the probe be made up of glass fiber material to be connected with ultrasonic sensor, extend while ensure that Signal transmissions validity ultrasonic partial discharge test find range from.
2, adopt the probe be made up of insulating composite material as a part for ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar, extend ultrasonic partial discharge test find range from while ensure that the safe distance with electrical equipment.
It should be noted that; what the utility model described is a kind of product form of a kind of ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar; other meets the product of structure described in the utility model; even if order etc. put by material, device name, outward appearance, device, not affect the factor of product performance not identical, still belongs to the scope of the utility model protection.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (4)
1. a ultrasonic wave electrified instrument for measuring partial discharge extension sensor bar, is characterized in that, comprising: the first probe, the second probe, the first bakelite, the second bakelite;
Described first probe is made up of glass fiber material, its one end semicircular in shape, is directly connected with testee, its other end linearly shape, is connected with the ultrasonic sensor being placed in described first bakelite by one end of described first bakelite;
Described first bakelite is made up of insulation wood materials, and ultrasonic sensor is placed in one, and its one end is connected with described first probe, and the other end is connected with described second bakelite;
Described second bakelite is made up of insulation wood materials, and its one end is connected with described first bakelite, and the other end is connected with described second probe;
Described second probe is made up of insulating composite material, and its one end is connected with described second bakelite.
2. ultrasonic wave electrified instrument for measuring partial discharge as claimed in claim 1 extension sensor bar, is characterized in that, is also provided with spring and foam that described ultrasonic sensor and described first probe are fully contacted in described first bakelite.
3. ultrasonic wave electrified instrument for measuring partial discharge as claimed in claim 2 extension sensor bar, is characterized in that, one end of described first probe linearly shape is connected by bolt one end with described first bakelite.
4. ultrasonic wave electrified instrument for measuring partial discharge as claimed in claim 2 extension sensor bar, is characterized in that, described first probe and described second probe one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650466.1U CN204166000U (en) | 2014-09-11 | 2014-11-03 | Extension rod of ultrasonic electrified partial discharge tester sensor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014205198921 | 2014-09-11 | ||
| CN201420519892 | 2014-09-11 | ||
| CN201420650466.1U CN204166000U (en) | 2014-09-11 | 2014-11-03 | Extension rod of ultrasonic electrified partial discharge tester sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166000U true CN204166000U (en) | 2015-02-18 |
Family
ID=52539678
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410609293.3A Pending CN104374956A (en) | 2014-09-11 | 2014-11-03 | Extension rod of ultrasonic electrified partial discharge tester sensor |
| CN201420650466.1U Active CN204166000U (en) | 2014-09-11 | 2014-11-03 | Extension rod of ultrasonic electrified partial discharge tester sensor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410609293.3A Pending CN104374956A (en) | 2014-09-11 | 2014-11-03 | Extension rod of ultrasonic electrified partial discharge tester sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104374956A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374956A (en) * | 2014-09-11 | 2015-02-25 | 深圳供电局有限公司 | Extension rod of ultrasonic electrified partial discharge tester sensor |
| CN110780166A (en) * | 2019-11-08 | 2020-02-11 | 国网浙江省电力有限公司温州供电公司 | Partial discharge detection system for medium-voltage cable |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797037B (en) * | 2017-10-20 | 2020-02-07 | 国家电网公司 | Extension rod of partial discharge tester |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02309269A (en) * | 1989-05-24 | 1990-12-25 | Showa Electric Wire & Cable Co Ltd | Partial discharge measuring apparatus |
| CN201852904U (en) * | 2010-10-22 | 2011-06-01 | 河南省电力公司平顶山供电公司 | Partial discharge detection device for GIS (gas insulated switchgear) |
| CN203054010U (en) * | 2012-12-04 | 2013-07-10 | 国家电网公司 | A multipurpose apparatus for fixing a sensor used for measuring the partial discharge of a GIS |
| CN104374956A (en) * | 2014-09-11 | 2015-02-25 | 深圳供电局有限公司 | Extension rod of ultrasonic electrified partial discharge tester sensor |
-
2014
- 2014-11-03 CN CN201410609293.3A patent/CN104374956A/en active Pending
- 2014-11-03 CN CN201420650466.1U patent/CN204166000U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374956A (en) * | 2014-09-11 | 2015-02-25 | 深圳供电局有限公司 | Extension rod of ultrasonic electrified partial discharge tester sensor |
| CN110780166A (en) * | 2019-11-08 | 2020-02-11 | 国网浙江省电力有限公司温州供电公司 | Partial discharge detection system for medium-voltage cable |
| CN110780166B (en) * | 2019-11-08 | 2022-01-25 | 国网浙江省电力有限公司温州供电公司 | Partial discharge detection system for medium-voltage cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104374956A (en) | 2015-02-25 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |