CN102401844A - Adjustable bracket for interturn dielectric strength test - Google Patents
Adjustable bracket for interturn dielectric strength test Download PDFInfo
- Publication number
- CN102401844A CN102401844A CN2011103908965A CN201110390896A CN102401844A CN 102401844 A CN102401844 A CN 102401844A CN 2011103908965 A CN2011103908965 A CN 2011103908965A CN 201110390896 A CN201110390896 A CN 201110390896A CN 102401844 A CN102401844 A CN 102401844A
- Authority
- CN
- China
- Prior art keywords
- probe
- turn
- bent
- cantilever
- adjustable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses an adjustable bracket for interturn dielectric strength test, comprising a fixed base, a three-directional adjustable support rod, at least two probes and a probe adjustable location device, wherein one end of the three-directional adjustable support rod is connected with the fixed base and the other end is connected with the probe adjustable location device for supporting the probe adjustable location device; the probe adjustable location device keeps the probe between the probe adjustable location device and the motor rotor commutator segment; one end of the probe is kept movably contacting with the motor rotor commutator segment.
Description
Technical field
The present invention relates to be used for the used carriage of turn-to-turn voltage-withstand test of DC motor rotor, conveniently carry out the turn-to-turn voltage-withstand test to cooperate with tester.
Background technology
When carrying out the DC motor rotor maintenance, can run into the rotor of various models and various sizes for the machinery check and repair industry; Because DC motor rotor commutator segment very dense and smooth is difficult to two output terminals of turn-to-turn Hi-pot Tester are well contacted with epitrochanterian two commutator segments respectively when carrying out the turn-to-turn withstand voltage test.For a long time,, DC motor rotor generally have two kinds of methods that the power lead of turn-to-turn Hi-pot Tester is fixed on two different commutator segments of DC motor rotor commutator when being carried out the turn-to-turn withstand voltage test.First kind is to adopt on two different commutator segments of bungee with two copper slivers difference fixed rotor commutators, and second kind is that the employing fixed support is that rotor is made the suitable groove of size dimension to measure, and on the groove with probe stationary.But when using first method, often occur since bungee be insecure or since too narrow causing of rotor commutator segment can't probe be fixed on very accurately on the commutator segment; Often occur probe distort be connected with adjacent commutator segment or when measurement probe come off and cause security incident; And the relative method that adopts during owing to the withstand voltage test of DC motor rotor turn-to-turn; Requirement is repeatedly tested rotor, at every turn all need be from newly being bungee and stationary probe so bothering very much; And second method can't all be fixed owing to groove and probe; DC motor commutator to different size is measured; Can not on any two commutator segments, measure flexibly; Will will make different recesses to the commutator of different size if measure, and this type of groove is heavier, carries inconvenience.
Summary of the invention
The object of the invention mainly is in order to invent a kind of portable adjustable carriage that supplies the turn-to-turn voltage-withstand test to use, so that the test support is provided when being suitable in all case carrying out the turn-to-turn withstand voltage test for all size common DC motor rotor.
The object of the invention mainly is to be achieved through following proposal:
A kind of adjustable carriage that supplies the turn-to-turn voltage-withstand test to use; Comprise fixed pedestal, three-dimensional Adjustable bracing bar, at least two probes and probe adjustable positioning device; Wherein an end of three-dimensional Adjustable bracing bar is connected with said fixed pedestal, the other end is fixedly connected with the probe adjustable positioning device to support said probe adjustable positioning device; Said probe adjustable positioning device remains on said probe between said probe adjustable positioning device and the said rotor commutator segment, makes an end of said probe keep contacting with said rotor commutator segment is movable.
Preferably; Said probe adjustable positioning device comprises bent insulcrete and is stacked in the rigid insulation plate on the said bent insulcrete; The width of said rigid insulation plate is less than the width of said bent insulcrete; Said rigid insulation plate is fixedly connected through fixture in a point of fixity with said bent insulcrete, makes said bent insulcrete form bent cantilever, said rigid insulation plate in the relative both sides of said point of fixity and forms the hard cantilever in said point of fixity both sides; Said hard cantilever is provided with at least one bent cantilever radian adjuster bar, and an end of said bent cantilever radian adjuster bar is against on the said bent cantilever, the other end is fixed in said hard cantilever through being spirally connected; Be provided with the probe that is suitable for that said probe is passed and slides on the said bent cantilever along its length and move slotted eye along said bent jib-length direction; Said probe has overhead gage and lower baffle plate; Said probe passes said probe and moves slotted eye and be supported on the said bent cantilever by said overhead gage; Said lower baffle plate is screwed onto on the said probe, and the compression spring that is passed by said probe is arranged between said lower baffle plate and the said bent cantilever.
Preferably; Said three-dimensional Adjustable bracing bar is formed by connecting at least two joint support bars and is provided with two pivoting fixtures; At least one joint support bar that at least one said pivoting fixture connects with respect to this pivoting fixture radially slidably so that realize the radiai adjustment of said three-dimensional Adjustable bracing bar, and said two pivoting fixtures are configured such that at least two joint support bars are suitable in first plane, pivoting respectively around corresponding pivot formula fixture and in second plane vertical with first plane, pivoting.
Preferably; Said three-dimensional Adjustable bracing bar comprises three joint support bars; That is, one-level support bar, secondary support bar and three grades of support bars, an end of said one-level support bar is fixedly connected with fixed pedestal; One end of said secondary support bar is connected to the other end of said one-level support bar pivotly through said pivoting fixture; Make that said secondary support bar is suitable for pivoting on said first plane, an end of said three grades of support bars is connected to the other end of said secondary support bar pivotly through another said pivoting fixture, makes that said three grades of support bars are suitable for pivoting on said second plane; And radially be provided with on said three grades of support bars and supply a radiai adjustment groove that passes of pivoting fixture to make said three grades of support bars radially slidably with respect to said secondary support bar.
Alternatively; Said three-dimensional Adjustable bracing bar comprises two joint support bars; Promptly; One-level support bar and secondary support bar, said one-level support bar is connected to said fixed pedestal pivotly through said pivoting fixture and makes that said one-level support bar is suitable for pivoting on said first plane, and said secondary support bar is connected to said one-level support bar pivotly through another said pivoting fixture and makes that said secondary support bar is suitable for pivoting on said second plane; And radially be provided with on the said secondary support bar and supply a radiai adjustment groove that passes of said pivoting fixture to make said secondary support bar radially slidably with respect to said one-level support bar.
Preferably, said bent cantilever radian adjuster bar is a screw rod, and said hard cantilever is provided with the adjuster bar hole, and said adjuster bar hole is a screw, and said bent cantilever radian adjusting screw(rod) and said adjusting screw(rod) hole are spirally connected and fix.
Preferably; Said bent cantilever radian adjuster bar is a screw rod; One end of said screw rod is against on the said bent cantilever, the other end and adjuster bar nut are spirally connected and pass the adjuster bar hole on the said hard cantilever, makes said adjuster bar nut propped up by said hard cantilever and stops said screw rod to move to said hard cantilevered orientation.
Preferably, an end that contacts with said bent insulcrete of said screw rod is a spheroidite.
Preferably, said spheroidite and said screw rod are universal flexible connections, and said spheroidite is contained in the ball housing that is fixed on said bent cantilever upper surface.
Preferably, said fixed pedestal is the permanent magnet stationary installation.
Preferably, said fixed pedestal comprises permanent magnet, permanent magnetism can and is arranged on the permanent magnet direction adjusting knob on the permanent magnetism can.
Preferably, an end that will contact with the rotor commutator segment of said probe is the form of cambered surface.
Preferably, the other end of said probe is the form of copper ring.
Preferably; The probe adjustable positioning device is fixed to the end of said three grades of support bars in the said fixed point that said rigid insulation plate is fixedly connected with said bent insulcrete, and the bearing of trend of the hard cantilever of said rigid insulation plate is perpendicular to the radial direction of said three grades of support bars.
Alternatively; Said probe adjustable positioning device is connected to the other end of said three grades of support bars pivotly in the said fixed point that said rigid insulation plate is fixedly connected with said bent insulcrete, makes said probe adjustable positioning device belong in the parallel plane plane and can pivot at the camber line of arranging with the commutator of rotor.
Preferably, be soldered to the perforation in the sidewall that screw rod on the fixed point metalwork of rigid insulation plate and bent insulcrete passes the other end that is in the three-dimensional Adjustable bracing bar, a nut and said screw rod are spirally connected to screw and fix.
The adjustable carriage that confession turn-to-turn voltage-withstand test of the present invention is used has the following advantages: be convenient to install, for example, can be easily it be installed near the place that any magnet can hold the rotor, all can like casing, iron core; And after the insulation of carbon brush and DC motor commutator, can carry out interturn test during undecomposed, the dismounting of motor in the direct current position; Regulate the probe orientation easily through three kinds of regulative modes, no matter how narrow or how many sheets or rotor radius is much all can regulate test of being separated by of DC motor rotor commutator segment; And if rotor is held by bearing and can freely be rotated then can carry out continuous coverage through rotary rotor; In addition, simple in structure, very convenient to carry.
Description of drawings
Fig. 1 is the structural representation that supplies the adjustable carriage that the turn-to-turn voltage-withstand test uses according to an embodiment of the invention;
Fig. 2 is the vertical view of the first half of the adjustable carriage used of confession turn-to-turn voltage-withstand test shown in Figure 1; And
Fig. 3 is the synoptic diagram that the adjustable carriage that confession turn-to-turn voltage-withstand test shown in Figure 1 is used is applied to the rotor turn-to-turn.
Embodiment
Referring to Fig. 1, it shows the structural representation that supplies the adjustable carriage that the turn-to-turn voltage-withstand test uses according to an embodiment of the invention.Adjustable carriage comprises fixed pedestal 1, three-dimensional Adjustable bracing bar, three copper probes 15 and probe adjustable positioning device, and wherein an end of three-dimensional Adjustable bracing bar is connected with fixed pedestal 1, the other end is connected to support this probe adjustable positioning device with said probe adjustable positioning device.
Fixed pedestal 1 comprises permanent magnet, permanent magnetism can 2 and is arranged on the permanent magnet direction adjusting knob 3 on the permanent magnetism can 2; Fixed pedestal 1 is attached on the fixing iron member, rotates permanent magnet direction adjusting knob 3 adjustable carriage is fixed on the fixing iron member tightly.It will be understood by those skilled in the art that fixed pedestal 1 can also be a device of being convenient to other form of stationary adjustable formula carriage.
The three-dimensional Adjustable bracing bar comprises three joint support bars; Promptly; One-level support bar 4, secondary support bar 12 and three grades of support bars 14; One-level support bar 4 one ends are fixedly connected with fixed pedestal 1, and secondary support bar 12 is connected to the other end of one-level support bar 4 through forward setting nut 11, makes that secondary support bar 12 is suitable for pivoting around this forward setting nut about 11 (promptly being parallel in the plane of paper); One end of three grades of support bars 14 is connected to the other end of secondary support bar 12 through lateral adjustment nut 13, makes three grades of support bars 14 be suitable in the plane perpendicular to paper, pivoting to setting nut 13 around this opposite side; And radially be provided with the radiai adjustment groove 7 that the screw rod that supplies forward setting nut 11 passes also suitable its slip on the secondary support bar 12; Make secondary support bar 12 radially scalable with respect to one-level support bar 4; Wherein the diameter of the screw rod of the width of this radiai adjustment groove 7 and forward setting nut 11 is suitable; When needs are regulated the radical length of three-dimensional Adjustable bracing bar, only need earlier loosening forward setting nut 11, move up and down secondary support bar 12 to suitable position, the fastening adjustment nut is fixed and got final product at last again.But it will be understood by those skilled in the art that the secondary support bar also directly pivoted be fixed on the fixed pedestal 1; Also can radiai adjustment groove 7 be arranged on three grades of support bars 14, thereby through making three grades of support bars 14 slide up and down the radiai adjustment that realizes the three-dimensional Adjustable bracing bar with respect to secondary support bar 12.Forward setting nut 11 is meant that this setting nut can be so that the secondary support bar be suitable in the parallel plane of the camber line of arranging with the commutator of rotor, pivoting.Lateral adjustment nut 13 refers to that promptly this setting nut can be so that three grades of support bars be suitable in vertical plane, the plane at the camber line place of arranging with commutator, pivoting.
The probe adjustable positioning device comprises bent insulcrete 10 and is stacked in the rigid insulation plate 9 on the bent insulcrete 10; The width of rigid insulation plate 9 is less than the width of said bent insulcrete; As shown in Figure 2; Rigid insulation plate 9 is fixedly connected through fixture 22 in a point of fixity with bent insulcrete 10, makes bent insulcrete 10 form bent cantilever, rigid insulation plate 9 in the relative both sides of this point of fixity at this point of fixity both sides formation hard cantilever; The probe adjustable positioning device is fixed to the end of three grades of support bars 14 in the said fixed point that rigid insulation plate 9 is fixedly connected with bent insulcrete 10, makes the hard cantilever bearing of trend of rigid insulation plate 9 perpendicular to the radial direction of three grades of support bars 14.Alternatively; The probe adjustable positioning device is connected to the other end of three-dimensional Adjustable bracing bar pivotly in this point of fixity; Make this probe adjustable positioning device in the plane at the camber line place that the commutator of rotor is arranged, can pivot; No matter where fixed pedestal 1 is fixed on the position thus, all can regulate easily on the concentric same camber line of camber line that probe positioning device all can be arranged in probe on it to arrange with commutator, can be convenient to test perpendicular to the cambered surface of commutator segment to guarantee probe 15.In one embodiment; Screw rod through on the fixed point metalwork that will be soldered to rigid insulation plate 9 and bent insulcrete 10 passes the perforation in the other end sidewall that is in the three-dimensional Adjustable bracing bar; Be spirally connected to screw with nut and this screw rod again and fix, but thus when needs are regulated the loose nut rotary screw realize that the probe adjustable positioning device belongs in the parallel plane plane and can pivot at the camber line of arranging with the commutator of rotor.Those skilled in the art understand that can also use other suitable modes to carry out pivoting fixes.
The hard cantilever is provided with two bent cantilever radian adjuster bars 6, the bending radian of this bent cantilever radian adjuster bar 6 through exerting pressure and regulate said bent cantilever to bent cantilever.Bend and be provided with the probe that is suitable for making probe 15 to pass and slides on the cantilever along its length and move slotted eye 19 along bent jib-length direction.
Show the enlarged drawing that probe 15 is installed in the state on the bent cantilever like A among Fig. 1.Probe 15 has overhead gage 20 and lower baffle plate 16; Probe 15 passes probe and moves slotted eye 19 and be supported on the said bent cantilever by overhead gage 20; Lower baffle plate 16 is screwed onto on the probe 15, and the compression spring 17 that is passed by probe is arranged between lower baffle plate 16 and the bent cantilever.For the ease of the clip of the input/output terminal of Hi-pot Tester between securing loop, this end of copper probe 15 is designed to copper ring 18, it will be understood by those skilled in the art that other structure that also can be designed to satisfy above-mentioned needs.And an end that will contact with rotor commutator segment 23 of copper probe 15 is preferably designed to the cambered surface form, so that stablize excellent contact with commutator segment 23 formation.
B shows the enlarged drawing that bent cantilever radian adjuster bar 6 is installed in the state on the hard cantilever among Fig. 1.In this embodiment, bent cantilever radian adjuster bar 6 is screw rods, and an end of this screw rod is a spheroidite 5, and this spheroidite 5 is universal flexible connection with screw rod, and spheroidite 5 is contained in the ball housing that is fixed on bent cantilever upper surface.The other end of screw rod passes the adjuster bar hole 21 on adjuster bar nut 8 and the hard cantilever successively, makes adjuster bar nut 8 propped up by the hard cantilever and stops this screw rod to move to the hard cantilevered orientation.It will be understood by those skilled in the art that the form that also can make adjuster bar hole 21 adopt screws, it is fixing directly screw rod and this adjuster bar hole 21 to be spirally connected, and saves adjuster bar nut 8.In addition, also can the spheroidite 5 of screw rod and one of which end be fixedly installed, save the spherical shell on the bent cantilever, perhaps also can this spheroidite be set and the screw rod end is directly contacted with bent cantilever.
Fig. 3 is the synoptic diagram that the adjustable carriage that confession turn-to-turn voltage-withstand test shown in Figure 1 is used is applied to the rotor turn-to-turn.Earlier permanent magnetism can 2 is abutted against on the irony fixture in the drawings, and regulate permanent magnet direction adjusting knob 3 and make it adhesive and make the withstand voltage carriage of turn-to-turn well to fix.
Under the situation of probe adjustable positioning device and three grades of support bar 14 vertical fixing, regulate the three-dimensional Adjustable bracing bar make three grades of support bars radially with rotor radial in the same way; But when the environment because of analog bracket do not allow to cause three grades of support bars radially can't with radially in the same way the situation of rotor under; Pivot probe adjustable positioning device is parallel on the radian midpoint of the turn-to-turn to be measured of rotor commutator and the plane of this turn-to-turn tangential hard folding insulcrete 9; Rotate bent cantilever radian adjuster bar nut 8; Bent cantilever radian adjuster bar 6 moves in bent cantilever radian adjuster bar hole 21; Make that the radian after the bending of bent insulcrete 10 is identical with the radian of measured DC motor rotor commutator, to guarantee the cambered surface of probe 15 perpendicular to commutator segment; Unclamp forward setting nut 11 and lateral adjustment nut 13 respectively and regulate and make three copper probes 15 of carriage, tighten two setting nuts 11,13 then according to radially respectively by on the commutator segment that is pressed in the direct current rotor 23; Twitch probe copper ring 18; Copper probe 15 leaves the rotor commutator segment; Move in the slotted eye (19) at probe and to move copper probe 15 and make the commutator segment distance of being separated by between per two copper probes 15 equate with the defined measuring distance; Unclamp probe copper ring 18, make copper probe 15 under the effect of spring 17, well contact with commutator segment 23.Turn-to-turn Hi-pot Tester high-voltage output end clip and turn-to-turn Hi-pot Tester low pressure input end clip are clipped in respectively on the probe copper ring 18 of two different copper probes and test the turn-to-turn waveform; Turn-to-turn like other commutator segments of need testing rotor; Only need twitch probe copper ring 18 with hand and move at probe and move (among a small circle) in the slotted eye 19 or regulate forward setting nut 11 and lateral adjustment nut 13 (on a large scale), whether the turn-to-turn that can test between any two commutator segments of DC motor rotor is intact.Be positioned on the bearing or dismounting back rotor is positioned on the rotor carriage and can freely rotate the time like rotor before dismounting, need then can realize continuous coverage by rotary rotor.
It will be understood by those skilled in the art that probe be two or more all can, as long as can be with the withstand voltage high pressure of turn-to-turn and low pressure input rotor winding; Also can adopt other modes that the withstand voltage carriage of turn-to-turn is fixed, like screw etc., then do not need fixture this moment is irony; (one-level support bar, Level 2 support bar, three grades of support bars, forward setting nut, lateral adjustment nuts can adopt other modes to replace, and require when regulating, can then can not move after regulating in forward and all ability free movements of side direction.
Claims (10)
1. adjustable carriage that supplies the turn-to-turn voltage-withstand test to use; Comprise fixed pedestal (1), three-dimensional Adjustable bracing bar, at least two probes (15) and probe adjustable positioning device; One end of wherein said three-dimensional Adjustable bracing bar is connected with said fixed pedestal (1), the other end is connected with said probe adjustable positioning device to support said probe adjustable positioning device; Said probe adjustable positioning device remains on said probe between said probe (15) adjustable positioning device and the said rotor commutator segment, makes an end of said probe (15) keep contacting with said rotor commutator segment is movable.
2. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 1 is used; Wherein, Said probe adjustable positioning device comprises bent insulcrete (10) and is stacked in the rigid insulation plate (9) on the said bent insulcrete (10); The width of said rigid insulation plate (9) is less than the width of said bent insulcrete; Said rigid insulation plate (9) is fixedly connected through fixture (22) in a point of fixity with said bent insulcrete (10), makes said bent insulcrete form bent cantilever, said rigid insulation plate in the relative both sides of said point of fixity and forms the hard cantilever in said point of fixity both sides; Said hard cantilever is provided with at least one bent cantilever radian adjuster bar (6), and an end of said bent cantilever radian adjuster bar (6) is against on the said bent cantilever, the other end is fixed in said hard cantilever through being spirally connected; Be provided with the probe that is suitable for that said probe is passed and slides on the said bent cantilever along its length and move slotted eye (19) along said bent jib-length direction; Said probe (15) has overhead gage (20) and lower baffle plate (16); Said probe passes said probe and moves slotted eye (19) and be supported on the said bent cantilever by said overhead gage (20); Said lower baffle plate (16) is screwed onto on the said probe (15), and the compression spring (17) that is passed by said probe is arranged between said lower baffle plate (16) and the said bent cantilever.
3. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 1 and 2 is used; Wherein, Said three-dimensional Adjustable bracing bar is formed by connecting at least two joint support bars and is provided with two pivoting fixtures (11,13); At least one joint support bar (12) that at least one said pivoting fixture connects with respect to this pivoting fixture (11) radially slidably so that realize the radiai adjustment of said three-dimensional Adjustable bracing bar, and said two pivoting fixtures (11,13) are configured such that at least two joint support bars (12,14) are suitable in first plane, pivoting respectively around corresponding pivot formula fixture and in second plane vertical with first plane, pivoting.
4. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 3 is used; Wherein, Said three-dimensional Adjustable bracing bar comprises three joint support bars; That is, one-level support bar (4), secondary support bar (12) and three grades of support bars (14), an end of said one-level support bar (4) is fixedly connected with fixed pedestal (1); One end of said secondary support bar (12) is connected to the other end of said one-level support bar (4) pivotly through said pivoting fixture (11); Make that said secondary support bar (12) is suitable for pivoting on said first plane, an end of said three grades of support bars (14) is connected to the other end of said secondary support bar (12) pivotly through another said pivoting fixture (13), makes said three grades of support bars (14) be suitable for the pivot on said second plane; And radially be provided with on said three grades of support bars (14) and supply a radiai adjustment groove (7) that passes of pivoting fixture to make said three grades of support bars (14) radially slidably with respect to said secondary support bar (12).
5. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 2 is used; Wherein, Said bent cantilever radian adjuster bar (6) is a screw rod; One end of said screw rod is against on the said bent cantilever, the other end and adjuster bar nut (8) are spirally connected and pass the adjuster bar hole (21) on the said hard cantilever, makes said adjuster bar nut (8) propped up by said hard cantilever and stops said screw rod to move to said hard cantilevered orientation.
6. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 5 is used, wherein, an end that contacts with said bent insulcrete of said screw rod is spheroidite (5).
7. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 6 is used, wherein, said spheroidite and said screw rod are universal flexible connections, said spheroidite (5) is contained in the ball housing that is fixed on said bent cantilever upper surface.
8. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 1 is used, wherein, said fixed pedestal (1) is the permanent magnet stationary installation.
9. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 4 is used, wherein, an end that will contact with the rotor commutator segment of said probe (15) is the form of cambered surface.
10. the adjustable carriage that confession turn-to-turn voltage-withstand test according to claim 4 is used; Wherein, Said probe adjustable positioning device is fixed to the end of said three grades of support bars in the said fixed point that said rigid insulation plate is fixedly connected with said bent insulcrete, and the bearing of trend of the hard cantilever of said rigid insulation plate is perpendicular to the radial direction of said three grades of support bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110390896 CN102401844B (en) | 2011-11-30 | 2011-11-30 | Adjustable bracket for interturn dielectric strength test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110390896 CN102401844B (en) | 2011-11-30 | 2011-11-30 | Adjustable bracket for interturn dielectric strength test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102401844A true CN102401844A (en) | 2012-04-04 |
| CN102401844B CN102401844B (en) | 2013-08-21 |
Family
ID=45884262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110390896 Active CN102401844B (en) | 2011-11-30 | 2011-11-30 | Adjustable bracket for interturn dielectric strength test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102401844B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944705A (en) * | 2012-11-26 | 2013-02-27 | 宁夏电力公司固原供电局 | Tool for alternating current-direct current high voltage holding test |
| CN113933606A (en) * | 2021-10-13 | 2022-01-14 | 西安苏试广博环境可靠性实验室有限公司 | Multifunctional testing device for testing electric field radiation sensitivity |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57184984A (en) * | 1981-05-08 | 1982-11-13 | Toshiba Corp | Tester for dielectric breakdown voltage between commutator bars |
| CN2566259Y (en) * | 2002-09-11 | 2003-08-13 | 上海电动工具研究所 | Turn-to-turn pressure-resisting experimental support |
| CN2566260Y (en) * | 2002-09-13 | 2003-08-13 | 上海电动工具研究所 | Adjustable turn-to-turn pressure-resisting experimental support |
| CN201247304Y (en) * | 2008-07-21 | 2009-05-27 | 浙江长城换向器有限公司 | Experimental clamper for dielectric strength between commutator segments |
| CN201819923U (en) * | 2010-09-30 | 2011-05-04 | 赵延明 | Universal clamp for parameter tests of multiple types of armatures |
| CN202339359U (en) * | 2011-11-30 | 2012-07-18 | 中国神华能源股份有限公司 | Adjustable bracket for inter-turn dielectric withstand voltage test |
-
2011
- 2011-11-30 CN CN 201110390896 patent/CN102401844B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57184984A (en) * | 1981-05-08 | 1982-11-13 | Toshiba Corp | Tester for dielectric breakdown voltage between commutator bars |
| CN2566259Y (en) * | 2002-09-11 | 2003-08-13 | 上海电动工具研究所 | Turn-to-turn pressure-resisting experimental support |
| CN2566260Y (en) * | 2002-09-13 | 2003-08-13 | 上海电动工具研究所 | Adjustable turn-to-turn pressure-resisting experimental support |
| CN201247304Y (en) * | 2008-07-21 | 2009-05-27 | 浙江长城换向器有限公司 | Experimental clamper for dielectric strength between commutator segments |
| CN201819923U (en) * | 2010-09-30 | 2011-05-04 | 赵延明 | Universal clamp for parameter tests of multiple types of armatures |
| CN202339359U (en) * | 2011-11-30 | 2012-07-18 | 中国神华能源股份有限公司 | Adjustable bracket for inter-turn dielectric withstand voltage test |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944705A (en) * | 2012-11-26 | 2013-02-27 | 宁夏电力公司固原供电局 | Tool for alternating current-direct current high voltage holding test |
| CN113933606A (en) * | 2021-10-13 | 2022-01-14 | 西安苏试广博环境可靠性实验室有限公司 | Multifunctional testing device for testing electric field radiation sensitivity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102401844B (en) | 2013-08-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103207125B (en) | Electro-contact abrasion test bench for cylindrical conductive slip ring | |
| CN111413238B (en) | Friction-wear test device under current-carrying condition | |
| CN102200551A (en) | Impedance test method and device for battery pole piece | |
| CN102401844B (en) | Adjustable bracket for interturn dielectric strength test | |
| CN202339359U (en) | Adjustable bracket for inter-turn dielectric withstand voltage test | |
| CN204007559U (en) | The accuracy test calibration device of portable plumb line coordinator | |
| JP5876529B2 (en) | Inside micrometer support device | |
| CN203385634U (en) | Steel wire rotating bending fatigue machine | |
| CN109141169B (en) | Thread pitch diameter runout gauge | |
| CN203672345U (en) | Hydropower station vertical line coordinator accuracy onsite test general calibration frame | |
| CN113624125A (en) | Semi-intelligent eccentricity detection system based on motor operation | |
| CN203385824U (en) | Testing device for rotor with commutator | |
| CN102043098B (en) | Elastic contact three-electrode device | |
| CN216348224U (en) | Rotor shaft inspection tool for motor production | |
| CN108801618B (en) | E-type contact line electric connection testing machine | |
| CN207424202U (en) | A kind of buffer adjusting mechanism of magnetic suspension motor tester table | |
| CN202583259U (en) | Measuring jig | |
| CN216082843U (en) | A frock clamp for circuit board test | |
| CN104332359A (en) | Mutual-inductor centering device | |
| CN208350975U (en) | Magnetic field center magnetic-flux measurement device | |
| CN219434494U (en) | Auxiliary device of torsion testing machine | |
| CN219890337U (en) | Novel enameled wire detects device | |
| KR102547242B1 (en) | Probe device and adjustable expandable probe device stand | |
| CN217846376U (en) | Inductance and resistance test equipment for electronic element | |
| CN203455985U (en) | Single-turn coil generator principle demonstrator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |