CN102043102A - Device for detecting electrical property of insulator - Google Patents
Device for detecting electrical property of insulator Download PDFInfo
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- CN102043102A CN102043102A CN2010102889869A CN201010288986A CN102043102A CN 102043102 A CN102043102 A CN 102043102A CN 2010102889869 A CN2010102889869 A CN 2010102889869A CN 201010288986 A CN201010288986 A CN 201010288986A CN 102043102 A CN102043102 A CN 102043102A
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- property pick
- insulator electric
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Abstract
The invention discloses a device for detecting electrical property of an insulator. The device for detecting the electrical property of the insulator is used for testing insulating products and comprises a frame and an insulating support frame, wherein the upper surface of the frame is provided with a plurality of conductors; the conductors are provided with pressure equalizing balls for contacting a plurality of insulating products and conductive telescopic devices which are electrically connected with the pressure equalizing balls; and the insulating support frame is used for fixing and mounting the insulating products and provided with a grounding terminal for grounding the insulating products. In the device, the insulating products are accommodated by a container, so that the insulating products can be tested by using a plurality of insulating media; in addition, since the adopted conductors are telescopic, good contact between the pressure equalizing balls of the conductors and test objects is guaranteed, and other test objects can be compatibly tested; and since a conductor power-on switch controller is adopted, single test object can be tested to improve the testing efficiency.
Description
Technical field
The present invention relates to a kind of electric property pick-up unit of insulating products, particularly relate to a kind of electric property pick-up unit of mesohigh insulating products.
Background technology
Insulator is the electric elements that are used for the tenaculum electric conductor and make its insulation.Generally clamp with adhesive gummed or machinery and form by insulating part (as porcelain spare) and metal-ware (as steel pin, chapeau de fer, flange etc.).Insulator is used very wide in electric system, generally belongs to external insulation and works under atmospheric conditions.The external belt electric conductor of the bus of overhead transmission line, generating plant and electric substation and various electrical equipments must use the insulator support, and makes it and the earth (or ground connection thing) or other have the conductor insulation of potential difference (PD).Wherein be used to pass a kind of insulator of energized conductor, be called for short insulating sleeve.
That the key property of insulator comprises is electric, machinery and thermal behavior.Wherein at the test of the electric property of insulator, the proving installation that prior art adopts as shown in Figure 1, this proving installation settles plate 3, ground wire 2, high-voltage contact 4, supporting insulator 6 to form by bracing frame 5, test product, when insulating products 1 is settled plate 3 fixed installations by test product, and by ground wire 2 with this insulating products 1 with after ground is connected, high-voltage contact 4 is contacted with this insulating products 1, by powering up of high-voltage contact 4 insulating products 1 is tested then.
The problem that this proving installation exists is:
Because the structure of the high-voltage contact 4 in this proving installation is fixed, thus can only a kind of insulator of fixing test, can not compatibility test other insulating products.
The high-voltage contact 4 of this proving installation is connected in parallel, so when carrying out many insulating products tests, because test product is in parallel, when wherein certain individuality goes wrong, be difficult for differentiating problematic test product, in addition, need carry out single survey when differentiating individual test product problem if desired, testing efficiency is low.
Because test product and being connected of high-voltage contact 4 are that contact connection and this high-voltage contact 4 are unable contacts with contacting of test product,, influence reliability of testing result so contacting between test product and the high-voltage contact 4 is easy to generate loose contact.
In addition, this proving installation structure can not be filled other insulating medium, thereby makes this proving installation can only use air to test as insulating medium, lacks the selectivity to insulating medium.
Summary of the invention
The technical problem to be solved in the present invention be for overcome in the prior art can not compatibility test other insulating products, testing efficiency is low, be easy to generate loose contact, the defective that influences reliability of testing result and can not use other insulating medium tests, a kind of efficient height is provided, contact is good, can use the insulator electric property pick-up unit of multiple insulating medium test.
The present invention solves above-mentioned technical matters by following technical proposals:
The invention provides a kind of insulator electric property pick-up unit, this insulator electric property pick-up unit is used to test insulating products, be characterized in that this insulator electric property pick-up unit comprises: a framework, the upper surface of this framework is equipped with plurality of conductors, and wherein said conductor has and is used for voltage equalizing ball that contacts with some insulating products and the electric telescopic device that is electrically connected with this voltage equalizing ball; And one be used for fixing the insulation bracing frame that insulating products is installed, and this insulation bracing frame has the earth terminal that is used for insulating products ground connection.
Preferably, this electric telescopic device comprises a conduction cylinder, and this conduction cylinder has a conduction piston rod and this conduction piston rod is electrically connected with described voltage equalizing ball by a conductive connecting device, and this conductive connecting device also is connected with the cylinder body of this conduction cylinder.
Preferably, this conductive connecting device is provided with the perforating that is used to wear this conduction piston rod along its axis, is provided with several fixed orifices along the direction perpendicular to this perforating, is provided with the conductor ball, spring and the securing member that connect successively in the described fixed orifice.
Preferably, this securing member is a bolt.
Preferably, an end of the cylinder body of this conduction cylinder also is provided with one and all presses nut.
Preferably, this insulator electric property pick-up unit also comprises a container, and this insulation bracing frame is located in this container.
Preferably, also comprise the insulating medium material in this container.
Preferably, this insulating medium material is sulfur hexafluoride or insulating oil or air.
Preferably, this insulator electric property pick-up unit also comprises the lifting table of being located at this base of frame, and this lifter is used to push the insulating products on the insulation bracing frame, makes this insulating products and described conductor approaching.
Preferably, this insulator electric property pick-up unit also comprises the insulcrete of being located between container and the lifting table.
Preferably, this insulator electric property pick-up unit also comprises the extension and contraction control switch that is connected with described conductor respectively.
Preferably, this insulator electric property pick-up unit also comprises the conductor dbus electrical contact controller that is electrically connected with described conductor respectively.
Preferably, this insulator electric property pick-up unit also comprises around the grading ring of being located at described conductor.
Preferably, this insulator electric property pick-up unit also comprises some rollers of being located at this base of frame.
Positive progressive effect of the present invention is:
By adopting container to comprise insulating products, make the test of insulating products can select multiple insulating medium to test, in addition owing to the conductor that adopts can stretch, so what contact between the voltage equalizing ball that has guaranteed conductor and the test product is good, simultaneously can also compatibility test other test product, also, make and to test single test product, thereby improved testing efficiency owing to adopted the conductor dbus electrical contact controller.
Description of drawings
Fig. 1 is the structural representation of prior art insulator electric property pick-up unit.
Fig. 2 is the structural representation of the preferred embodiment of insulator electric property pick-up unit of the present invention.
Fig. 3 is the structural representation of pneumatic conductor of the preferred embodiment of insulator electric property pick-up unit of the present invention.
Fig. 4 is the structural representation of conductive connecting device of pneumatic conductor of the preferred embodiment of insulator electric property pick-up unit of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
Fig. 2 is the structural representation of the preferred embodiment of insulator electric property pick-up unit of the present invention, as shown in the figure, wherein this insulator electric property pick-up unit comprises a device support stand 51, this device support stand 51 has four supporting struts in the present embodiment, and this device support stand 51 have one with the earth terminal (among Fig. 2 show) that is electrically connected, be respectively equipped with insulation support column 52 on four supporting struts of this device support stand 51, what the insulation support column described in the present embodiment adopted is insulator, those skilled in the art can select other insulating products to reach identical support function as required, described insulation support column is used to support a fixed head 53, this device support stand 51, insulation support column 52 and fixed head 53 have constituted the framework of insulator electric property pick-up unit in the present embodiment, this fixed head 53 is provided with 12 pneumatic conductors 8 (all not showing among Fig. 2), be called pneumatic conductor so the retractor device that conductor adopts in the present embodiment is a conduction cylinder, and described pneumatic conductor 8 penetrates this fixed head 53; Also be provided with a hydraulic elevator platform 14 in this device support stand 51, wherein those skilled in the art can select different types of lifting table to reach identical functions as required, on the table top of this hydraulic elevator platform 14, be provided with an insulcrete 11, this insulcrete 11 is provided with a container 7, has prevented conducting of container 7 and hydraulic elevator platform 14 by this insulcrete 11; Comprise an insulation bracing frame 32 and the test product fixed head of being located on this insulation bracing frame 32 31 in this container 7, this insulation bracing frame 32 and test product fixed head 31 have constituted and have been used for fixing the insulation bracing frame that insulating products is installed, and be filled with the insulating medium material in this container 7, for example, sulfur hexafluoride, insulating oil and air etc., those skilled in the art can select different insulating medium materials to reach identical functions according to the needs of test, in addition in the present embodiment this test product fixed head 31 by an insulcrete with one the stainless steel current-carrying plate is stacked forms, and this stainless steel current-carrying plate has the Kong Bingyu ground electrical connection that is used to connect ground wire, fixedly installed 12 test products 1 (among Fig. 2 all show) on this external this test product fixed head 31, and the ground hole of the ground wire of described test product 1 by stainless steel current-carrying plate in the test product fixed head 31 be electrically connected; Described pneumatic conductor 8 also is provided with a grading ring 9 and is used to make electric field equilibrium on the described pneumatic conductor 8, these device support stand 51 bottoms also are provided with 4 rollers 10, thereby make the insulator electric property pick-up unit in the present embodiment be convenient to more move, thereby be applicable to different occasions.Pneumatic conductor 8 described in the present embodiment also is connected with an extension and contraction control switch 12, this extension and contraction control switch 12 is by controlling the flexible of pneumatic conductor 8 to the gas transmission of pneumatic conductor 8, described pneumatic conductor 8 also is electrically connected with a conductor dbus electrical contact controller 13, and this conductor dbus electrical contact controller 13 is used to connect or disconnects being electrically connected of described pneumatic conductor 8 and power supply.Wherein this conductor dbus electrical contact controller 13 and extension and contraction control switch 12 those skilled in the art can adopt device of the prior art to realize the function of control corresponding and switch as required.
In addition, those skilled in the art can select different test product fixed heads 51 as required for use, thereby fixedly install the test product of varying number and kind, and those skilled in the art can also choose the pneumatic conductor 8 and the roller 10 of varying number as required and select other appliance stand for use and corresponding with it insulation support column or other device frame, thereby reaches the corresponding techniques effect.
Pneumatic conductor 8 described in the present embodiment as shown in Figure 3, wherein said pneumatic conductor 8 comprises a conduction cylinder 81, this conduction cylinder 81 has a conduction piston rod 85, and this conduction piston rod 85 passes a conductive connecting device 84 and is connected with voltage equalizing ball 83, this voltage equalizing ball 83 is used to make the voltage on the spheroid that is positioned at this voltage equalizing ball 83 to be evenly distributed, this conductive connecting device 84 is connected with the cylinder body of conduction cylinder 81, and the conduction piston rod 85 of this conduction cylinder 81 passes this conductive connecting device 84, these conductive connecting device 84 bodies are that conductive material is made, this conductive connecting device 84 wherein, as shown in Figure 4, this conductive connecting device 84 is provided with the perforating that is used to wear conduction piston rod 85 along its axis, be provided with 4 holes along the radial direction that wears this hole, be provided with the conductor ball 843 that connects successively along the radial direction that wears this hole in the described hole, spring 842 and fastening bolt 841, when the conduction piston rod 85 of conduction cylinder 81 passes perforating, make the conductor ball 843 in the hole compress this conduction piston rod 85 by spring 842, and because conductor ball 843, spring 842 and fastening bolt 841 all are that conductive material is made, thus make conductive connecting device 84 and the conduction cylinder 81 conduction piston rod 85 between electric pathway is arranged; The cylinder body of this conduction cylinder 1 also is provided with one and all presses nut 82 in addition, this all presses nut 83 to be spirally connected on the cylinder body with this conduction cylinder 81, above-mentioned conduction cylinder 81, all to press nut 82, conductive connecting device 84 and voltage equalizing ball 83 all be that conductive material is made, and because the annexation between them has guaranteed from all pressing nut 82 to have electric pathway to voltage equalizing ball 83, when promptly on all pressing nut 82, powering up, electric current is by all pressing the cylinder body 81 of nut 82 and conduction cylinder 81, and the voltage equalizing ball that is connected with cylinder body.
The principle of work of the insulator electric property pick-up unit in the present embodiment is:
At first, to be fixedly mounted on the test product fixed head 31 as the insulating products of test product 1, and ground wire is inserted in the ground hole of test product fixed head 31, then test product fixed head 31 is installed on the insulation bracing frame 32 in the container 7 and in container, injects the insulating medium that test is used, for example, sulfur hexafluoride, insulating oil and air etc., the container that test product 1 will be installed then is placed on the table top of hydraulic elevator platform 14.
Then, by control hydraulic elevator platform 14, the container on this hydraulic elevator platform 14 is upwards pushed away, and make the test product 1 in this container 7 contact with the voltage equalizing ball 83 of the pneumatic conductor 8 that is arranged in fixed head 53.After this, open extension and contraction control switch 12, regulate the flexible degree of conduction piston rod 85 of described pneumatic conductor 8 respectively, thereby make that formation has contacting of certain pressure between the voltage equalizing ball 83 be connected with this conduction piston rod and the test product 1, if test product 1 is made of different insulating products, no matter whether the size between the described insulating products has any different, as long as the conduction piston rod 85 of this pneumatic conductor 8 is by adjusting flexible degree, just can so that all different insulating products in the described test product 1 can and the voltage equalizing ball 83 of this pneumatic conductor 8 between form and have the contact of certain pressure, thereby guaranteed that contact is connected between voltage equalizing ball 83 and the test product 1 well.So far, stablize good electric pathway at the nut 82 of all pressing of pneumatic conductor 8 to having formed between the test product 1.
In addition, for the nut 82 of all pressing at pneumatic conductor 8 is stablized good electric pathway to having formed between the test product 1, can also be earlier by opening extension and contraction control switch 12, regulate the flexible degree of conduction piston rod 85 of described pneumatic conductor 8 respectively, then by control hydraulic elevator platform 14, container on this hydraulic elevator platform 14 is upwards pushed away, and make the test product 1 in this container 7 contact with the voltage equalizing ball 83 of the pneumatic conductor 8 that is arranged in fixed head 53, because the conduction piston rod 85 of pneumatic conductor 8 can stretch, so by further suitably the container on this hydraulic elevator platform 14 upwards being pushed away, have contacting of certain pressure thereby between the voltage equalizing ball 83 of the pneumatic conductor 8 of test product 1 and this, form, and conduction piston rod 85 that can be by pneumatic conductor 8 stretch the different test product of self-adaptation 1.
At last, open being connected between selecteed test product 1 and the power supply by conductor dbus electrical contact controller 13, all press by the voltage that 9 pairs of power supplys of grading ring are carried on the pneumatic conductor 8, the nut 82 of all pressing by pneumatic conductor 8 is carried in voltage on the selecteed test product 1 to the electric pathway that forms between the test product 1 then, thereby finishes the test to the electric property of selecteed test product 1.
As mentioned above, the present invention comprises the test product 1 and the insulating medium of insulating products by adopting container 7, make the test of insulating products can select multiple insulating medium to test, in addition owing to adopted pneumatic conductor 8, what guaranteed to contact between voltage equalizing ball 83 and the test product 1 is good, simultaneously can also compatibility test other different types of test products 1, owing to adopted conductor dbus electrical contact controller 13, make and to test single test product 1, thereby improved testing efficiency.
Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make numerous variations or modification to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (14)
1. insulator electric property pick-up unit, this insulator electric property pick-up unit is used to test insulating products, it is characterized in that, this insulator electric property pick-up unit comprises: a framework, the upper surface of this framework is equipped with plurality of conductors, and wherein said conductor has and is used for voltage equalizing ball that contacts with some insulating products and the electric telescopic device that is electrically connected with this voltage equalizing ball; And one be used for fixing the insulation bracing frame that insulating products is installed, and this insulation bracing frame has the earth terminal that is used for insulating products ground connection.
2. insulator electric property pick-up unit as claimed in claim 1, it is characterized in that, this electric telescopic device comprises a conduction cylinder, this conduction cylinder has a conduction piston rod and this conduction piston rod is electrically connected with described voltage equalizing ball by a conductive connecting device, and this conductive connecting device also is connected with the cylinder body of this conduction cylinder.
3. insulator electric property pick-up unit as claimed in claim 2, it is characterized in that, this conductive connecting device is provided with the perforating that is used to wear this conduction piston rod along its axis, be provided with several fixed orifices along direction, be provided with the conductor ball, spring and the securing member that connect successively in the described fixed orifice perpendicular to this perforating.
4. insulator electric property pick-up unit as claimed in claim 3 is characterized in that this securing member is a bolt.
5. insulator electric property pick-up unit as claimed in claim 2 is characterized in that an end of the cylinder body of this conduction cylinder also is provided with one and all presses nut.
6. insulator electric property pick-up unit as claimed in claim 1 is characterized in that, this insulator electric property pick-up unit also comprises a container, and this insulation bracing frame is located in this container.
7. insulator electric property pick-up unit as claimed in claim 6 is characterized in that, also comprises the insulating medium material in this container.
8. insulator electric property pick-up unit as claimed in claim 7 is characterized in that, this insulating medium material is sulfur hexafluoride or insulating oil or air.
9. insulator electric property pick-up unit as claimed in claim 1, it is characterized in that, this insulator electric property pick-up unit also comprises the lifting table of being located at this base of frame, and this lifter is used to push the insulating products on the insulation bracing frame, makes this insulating products and described conductor approaching.
10. insulator electric property pick-up unit as claimed in claim 9 is characterized in that, this insulator electric property pick-up unit also comprises the insulcrete of being located between container and the lifting table.
11. insulator electric property pick-up unit as claimed in claim 1 is characterized in that, this insulator electric property pick-up unit also comprises the extension and contraction control switch that is connected with described conductor respectively.
12. insulator electric property pick-up unit as claimed in claim 1 is characterized in that, this insulator electric property pick-up unit also comprises the conductor dbus electrical contact controller that is electrically connected with described conductor respectively.
13. insulator electric property pick-up unit as claimed in claim 1 is characterized in that, this insulator electric property pick-up unit also comprises around the grading ring of being located at described conductor.
14., it is characterized in that this insulator electric property pick-up unit also comprises some rollers of being located at this base of frame as each described insulator electric property pick-up unit of claim 1-13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102889869A CN102043102A (en) | 2010-09-21 | 2010-09-21 | Device for detecting electrical property of insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102889869A CN102043102A (en) | 2010-09-21 | 2010-09-21 | Device for detecting electrical property of insulator |
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| Publication Number | Publication Date |
|---|---|
| CN102043102A true CN102043102A (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102889869A Pending CN102043102A (en) | 2010-09-21 | 2010-09-21 | Device for detecting electrical property of insulator |
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|---|---|
| CN (1) | CN102043102A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369292Y (en) * | 1998-06-23 | 2000-03-15 | 昆明优先力康电子工程有限公司 | Key-shape electronic deposit card and electric connector thereof |
| CN2443388Y (en) * | 2000-09-26 | 2001-08-15 | 北京有色金属研究总院 | Square cell tester |
| WO2008027003A1 (en) * | 2006-08-31 | 2008-03-06 | Abb Technology Ltd | High voltage device, high voltage bushing and method of assembling said device |
| CN201035119Y (en) * | 2007-04-28 | 2008-03-12 | 武汉奋进电力技术有限公司 | Annular insulating stud suspension testing jig |
| CN201242581Y (en) * | 2008-07-16 | 2009-05-20 | 福建国光电子科技股份有限公司 | Detection device for solid electrolyte capacitor |
| CN201812006U (en) * | 2010-09-21 | 2011-04-27 | 上海雷博司电器有限公司 | Insulator electric property detection device |
-
2010
- 2010-09-21 CN CN2010102889869A patent/CN102043102A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369292Y (en) * | 1998-06-23 | 2000-03-15 | 昆明优先力康电子工程有限公司 | Key-shape electronic deposit card and electric connector thereof |
| CN2443388Y (en) * | 2000-09-26 | 2001-08-15 | 北京有色金属研究总院 | Square cell tester |
| WO2008027003A1 (en) * | 2006-08-31 | 2008-03-06 | Abb Technology Ltd | High voltage device, high voltage bushing and method of assembling said device |
| CN201035119Y (en) * | 2007-04-28 | 2008-03-12 | 武汉奋进电力技术有限公司 | Annular insulating stud suspension testing jig |
| CN201242581Y (en) * | 2008-07-16 | 2009-05-20 | 福建国光电子科技股份有限公司 | Detection device for solid electrolyte capacitor |
| CN201812006U (en) * | 2010-09-21 | 2011-04-27 | 上海雷博司电器有限公司 | Insulator electric property detection device |
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| C06 | Publication | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 201807 No. 4899, Shuang Zhu Road, Shanghai, Jiading District Applicant after: Shanghai Electric Appliance Co., Ltd. Limited by Share Ltd Address before: 201800 A121 workshop, No. 925, Yecheng Road, Jiading Industrial Zone, Shanghai, Jiading District Applicant before: Shanghai ROX Electric Appliance Co., Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110504 |