CN204666572U - A kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly - Google Patents
A kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly Download PDFInfo
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- CN204666572U CN204666572U CN201520217993.8U CN201520217993U CN204666572U CN 204666572 U CN204666572 U CN 204666572U CN 201520217993 U CN201520217993 U CN 201520217993U CN 204666572 U CN204666572 U CN 204666572U
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Abstract
The utility model announces a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly, comprises three groups of test blocks, and shell and cover plate, and three groups of test blocks are acoustics resolution test block, thickness resolution test block, inclined-plane cambered surface test block; Acoustics resolution test block, thickness resolution test block, inclined-plane cambered surface test block and shell bond together, and cover plate and shell bond together; The utility model can coordinate ultrasound scanning, completes the acoustics resolving power of ultrasonic probe to different-thickness, different depth, different in width, the demarcation of thickness resolving power; Meet on-the-spot common function needs, substitute the test block specified in multiple standards, increase work efficiency.
Description
Technical field
The utility model belongs to UT (Ultrasonic Testing) equipment technology field, more particularly, relates to a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly.
Background technology
Ultrasound examination is one of lossless detection method be most widely used at present.Indispensable element when standard testing block is Ultrasonic NDT, it is mainly used in probe, the performance test of detector, the adjustment of sensitivity, and the work of the aspect such as the adjustment of measurement range.In real work, need to adopt different UT (Ultrasonic Testing) standards because job specification is different and sample work piece is different.At present, in Ultrasonic Nondestructive field, the kind of test block is single compared with multi-usage, and country variant has the standard of country variant, when therefore staff carries out ultrasound examination, need multiple standard testing block co-operation just can complete Testing index, simultaneously, to the ultrasound examination of Low Voltage Electrical Apparatus, existing standard testing block does not take into full account the surface configuration of workpiece for measurement, and testing standard is also imperfect.
Utility model content
For above-mentioned defect of the prior art, the purpose of this utility model is a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly of design, multiple Special test block can be replaced, can all kinds of indexs of quick and precisely detection probe, take into full account the surface configuration of electrical contact in electrical contact field simultaneously, meet multiple need of work.
For achieving the above object, the technical solution adopted in the utility model is:
The utility model provides a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly, comprises three groups of test blocks, and shell and cover plate, and described three groups of test blocks are respectively acoustics resolution test block, thickness resolution test block, inclined-plane cambered surface test block; Described acoustics resolution test block, described thickness resolution test block, described inclined-plane cambered surface test block and described shell link together, and described cover plate and described shell link together.
Preferably, described acoustics resolution test block is acoustics resolving power perpendicular type test block or acoustics resolving power linear pattern test block, wherein: described acoustics resolving power perpendicular type test block is rectangular parallelepiped, the rectangular parallelepiped of described acoustics resolving power perpendicular type test block is respectively arranged with the orthogonal perpendicular type slit organizing different in width, different spacing more; Described acoustics resolving power linear pattern test block is rectangular parallelepiped, and the rectangular parallelepiped of described acoustics resolving power linear pattern test block arranges the linear pattern slit be parallel to each other of the same degree of depth of many groups, different slit width, different slit separation respectively;
Described thickness resolution test block is rectangular parallelepiped, the rectangular parallelepiped of described thickness resolution test block is respectively arranged with identical, the highly different staged step of width, described staged step is provided with multiple boss;
Described inclined-plane cambered surface test block is rectangular structure, wherein: rectangular parallelepiped lower surface and the side surface of described inclined-plane cambered surface test block are plane, the face of cylinder and second plane of to be the second inclined-plane, the arc radius of 10 ~ 20 ° be the rectangular parallelepiped upper surface of described inclined-plane cambered surface test block is 1 ~ 10 ° by the first plane, angle of inclination the first inclined-plane, angle of inclination 10 ~ 50mm are connected in sequence.
Preferably, along the rectangular parallelepiped upper surface of described acoustics resolving power perpendicular type test block, 12 groups of perpendicular type slits are disposed with from top to bottom.
More preferably, described in 12 groups, the width range of perpendicular type slit is: 0.02 ~ 0.5mm, and each group width differential can be 0.02mm, 0.03mm, 0.05mm; In each group of described perpendicular type slit, the difference of slit separation can be 0.02mm, 0.03mm, 0.05mm; The deep equality of perpendicular type slit described in 12 groups desirable 1.0mm, 2.0mm, or 3.0mm.
More preferably, described in 12 groups, the degree of depth of perpendicular type slit is certain, concrete:
Be provided with the slit totally 3 that width is 0.35mm, slit separation is 0.35mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.05mm, slit separation is 0.05mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.08mm, slit separation is 0.08mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.30mm, slit separation is 0.30mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.28mm, slit separation is 0.28mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.10mm, slit separation is 0.10mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.13mm, slit separation is 0.13mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.25mm, slit separation is 0.25mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.23mm, slit separation is 0.23mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.15mm, slit separation is 0.15mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.18mm, slit separation is 0.18mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.20mm, slit separation is 0.20mm, the degree of depth is 2.0mm.
Preferably, the spacing of 0.6 ~ 1.5mm is kept between the described perpendicular type slit of each group.
Preferably, the length of the rectangular parallelepiped of described acoustics resolving power perpendicular type test block be 300mm, wide for 100mm, thickness be 5.0mm.
Preferably, along described acoustics resolving power linear pattern test block along rectangular parallelepiped upper surface, 12 groups of linear pattern slits are disposed with from top to bottom.
More preferably, described in 12 groups, the width range of linear pattern slit is: 0.02 ~ 0.5mm, and each group width differential can be 0.02mm, 0.03mm, 0.05mm; Described in 12 groups, the slit separation scope of perpendicular type slit is: 0.05mm, and in the described linear pattern slit of each group, the difference of slit separation can be 0.02mm, 0.03mm, 0.05mm; The deep equality of perpendicular type slit described in 12 groups desirable 1.0mm, 2.0mm, or 3.0mm.
More preferably, described in 12 groups, the degree of depth of linear pattern slit is certain, concrete:
Being provided with width is 0.35mm, and slit separation is 0.35mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.30mm, and slit separation is 0.30mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.28mm, and slit separation is 0.28mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.25mm, and slit separation is 0.25mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.23mm, and slit separation is 0.23mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.20mm, and slit separation is 0.20mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.18mm, and slit separation is 0.18mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.15mm, and slit separation is 0.15mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.13mm, and slit separation is 0.13mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.10mm, and slit separation is 0.10mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.08mm, and slit separation is 0.08mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.05mm, and slit separation is 0.05mm, and the degree of depth is the slit totally 3 of 2.0mm.
More preferably, the spacing of 0.6 ~ 1.5mm is kept between the described linear pattern slit of each group.
Preferably, the length of the rectangular parallelepiped of described acoustics resolving power linear pattern test block be 300mm, wide for 100mm, thickness be 4.0mm.
Preferably, described staged step is that two rows are arranged on described thickness resolution test block; Often arrange on described staged step and be provided with four boss.
Preferably, the height of described boss is distributed within the scope of 0.5 ~ 8mm, and becomes arithmetic progression to distribute, and tolerance can be 0.25mm, 0.5mm, 0.8mm, 1.0mm.
More preferably, first row four described boss, thickness sets gradually as 1.0mm, 3.0mm, 4.0mm, 2.0mm from left to right; Second row four described boss, thickness sets gradually as 0.5mm, 2.5mm, 3.5mm, 1.5mm from left to right.
Preferably, in described inclined-plane cambered surface test block:
Described first plane and described second plane length is 2 ~ 5mm, width is 10 ~ 20mm;
Described first inclined-plane and described second inclined-plane projected length are in the horizontal plane 2 ~ 8mm, the equal 10 ~ 20mm of width;
Described face of cylinder projected length is in the horizontal plane 5 ~ 10mm, width is 10 ~ 20mm.
Preferably, the rectangular parallelepiped length of described inclined-plane cambered surface test block be 13 ~ 40mm, wide for 10mm, height be 5 ~ 20mm.
Preferably, described shell is made up of rectangular parallelepiped cavity and base, wherein: described rectangular parallelepiped cavity is used for bonding described acoustics resolution test block, described thickness resolution test block, described inclined-plane cambered surface test block, and described base is provided with threaded hole.
Preferably, described cover plate is rectangular structure, a threaded hole is respectively arranged with at rectangular parallelepiped four edges of described cover plate, described cover plate upper screwed hole position and described shell upper screwed hole position one_to_one corresponding, by web member through the threaded hole on described shell and described cover plate, to realize being connected and fixed of described cover plate and described shell.
The test block component integration of the technical solution adopted in the utility model is good.
Owing to have employed technique scheme, the beneficial effects of the utility model are:
UT (Ultrasonic Testing) test block assembly described in the utility model, ultrasound scanning can be coordinated, complete ultrasonic probe to the acoustics resolving power of situation, the demarcation of thickness resolving power such as different-thickness, different depth, different in width, and propose testing standard for cambered surface common in test piece and inclined-plane situation.Meanwhile, the utility model is simple, comprehensively, can meet on-the-spot common function needs, the test block specified in alternative multiple standards, increases work efficiency, and has highly application value.
Accompanying drawing explanation
Fig. 1, Fig. 2 are respectively integral installation figure vertical view and the front view of the utility model one embodiment;
Fig. 3 is the shell mechanism schematic diagram of the utility model embodiment one, and wherein: (a) is front elevation, (b) is side view;
Fig. 4 is the covering plate structure schematic diagram of the utility model one embodiment, and wherein: (a) is front elevation, (b) is side view;
Fig. 5, Fig. 6 are respectively vertical view and the front view of the acoustics resolving power perpendicular type test block of the utility model one embodiment;
Fig. 7, Fig. 8, Fig. 9 are respectively the vertical view of the acoustics resolving power linear pattern test block of the utility model one embodiment, left view and front view;
Figure 10, Figure 11 are respectively front view and the vertical view of the thickness resolution test block of the utility model one embodiment;
Figure 12, Figure 13 are respectively front view and the vertical view of the inclined-plane cambered surface test block of the utility model one embodiment,
In figure: 1 is the first plane, 2 is the first inclined-plane, and 3 is the second inclined-plane, and 4 is the face of cylinder, and 5 is the second plane; 10 is acoustics resolution test block, and 20 is thickness resolution test block, and 30 is inclined-plane cambered surface test block, and 40 is cover plate, and 50 is shell.
Embodiment
Elaborate to embodiment of the present utility model below, following examples give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As Figure 1-Figure 8, low-voltage electrical apparatus electrical contact UT (Ultrasonic Testing) test block Assemblies Example schematic diagram of the present utility model, described test block assembly comprises three groups of test blocks, and three groups of test blocks are respectively: acoustics resolution test block 10, thickness resolution test block 20, inclined-plane cambered surface test block 30; Described acoustics resolution test block 10, described thickness resolution test block 20, described inclined-plane cambered surface test block 30 bond together with described shell 50, and described cover plate 40 bonds together with described shell 50 and forms test block assembly;
Described acoustics resolution test block 10, for acoustics resolving power perpendicular type test block or acoustics resolving power linear pattern test block, wherein: described acoustics resolving power perpendicular type test block refers to the acoustics resolution test block 10 of orthogonal right angle line segment arranging and organize different slit width, different slit depth, different slit separation more; Described acoustics resolving power linear pattern test block arranges the acoustics resolution test block 10 of straight-line segment organizing different slit width, different slit separation more;
Described thickness resolution test block 20 is provided with the staged step organizing same widths, differing heights more;
Described inclined-plane cambered surface test block 30 is the inclined-plane cambered surface test blocks being provided with the inclined-plane of different angles and the face of cylinder of certain diameter;
Wherein: acoustics resolution test block 10 is positioned at the right half part of test block assembly, described thickness resolution test block 20 is positioned at the upper left of test block assembly, and described inclined-plane cambered surface test block 30 is positioned at the bottom left section (as shown in Figure 1, 2) of test block assembly.
As shown in Figure 3, as an optimal way, described shell 50 is made up of rectangular parallelepiped cavity and base, wherein: described rectangular parallelepiped cavity is used for bonding acoustics resolving power perpendicular type test block or acoustics resolving power linear pattern test block, thickness resolution test block 20, inclined-plane cambered surface test block 30, and four edges on described base are respectively arranged with a threaded hole.
As shown in Figure 4, as an optimal way, described cover plate 40 is rectangular structure, a threaded hole is respectively arranged with at rectangular parallelepiped four edges of described cover plate 40, described cover plate 40 upper screwed hole position and described shell 50 upper screwed hole position one_to_one corresponding, by bolt through described shell 50 upper screwed hole and described cover plate 40 upper screwed hole, to realize being connected and fixed of described cover plate 40 and described shell 50.
As shown in Figure 5,6, as an optimal way, described acoustics resolving power perpendicular type test block is rectangular parallelepiped, on the rectangular parallelepiped of described acoustics resolving power perpendicular type test block, upper surface is disposed with the orthogonal perpendicular type slit of 12 groups of same slit depth, different slit width, different slit separation from top to bottom, is respectively:
Be provided with the slit totally 3 that width is 0.35mm, slit separation is 0.35mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.05mm, slit separation is 0.05mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.08mm, slit separation is 0.08mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.30mm, slit separation is 0.30mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.28mm, slit separation is 0.28mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.10mm, slit separation is 0.10mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.13mm, slit separation is 0.13mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.25mm, slit separation is 0.25mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.23mm, slit separation is 0.23mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.15mm, slit separation is 0.15mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.18mm, slit separation is 0.18mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.20mm, slit separation is 0.20mm, the degree of depth is 2.0mm.
As shown in Fig. 7,8,9, as an optimal way, described acoustics resolving power linear pattern test block is rectangular parallelepiped, be disposed with the linear pattern slit be parallel to each other of 12 groups of same degree of depth, different slit width, different slit separation at the rectangular parallelepiped upper surface of described acoustics resolving power linear pattern test block from top to bottom, be respectively:
Be provided with the slit totally 3 that width is 0.35mm, slit separation is 0.35mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.30mm, slit separation is 0.30mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.28mm, slit separation is 0.28mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.25mm, slit separation is 0.25mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.23mm, slit separation is 0.23mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.20mm, slit separation is 0.20mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.18mm, slit separation is 0.18mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.15mm, slit separation is 0.15mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.13mm, slit separation is 0.13mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.10mm, slit separation is 0.10mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.08mm, slit separation is 0.08mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.05mm, slit separation is 0.05mm, the degree of depth is 2.0mm.
As shown in Figure 10,11, as an optimal way, described thickness resolution test block 20 is rectangular parallelepiped, rectangular parallelepiped arranges the staged step of two groups of same widths, differing heights, and the thickness of setting has 0.5mm, 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm; Wherein first row step from left to right four thickness set gradually as 1.0mm, 3.0mm, 4.0mm, 2.0mm, second row step from left to right four thickness sets gradually as 0.5mm, 2.5mm, 3.5mm, 1.5mm.By testing different thickness, the resolution characteristic of popping one's head in thickness can be obtained.
As shown in Figure 12,13, as an optimal way, described inclined-plane cambered surface test block 30 is rectangular parallelepiped, the lower surface of this rectangular parallelepiped and side surface are plane, and the upper surface of this rectangular parallelepiped is that the face of cylinder 4 of 25mm and the second plane 5 are connected in sequence by the first plane, second inclined-plane 3 on 2,10 °, the first inclined-plane, the arc radius of 5 °; Described inclined-plane cambered surface test block IV total length is 20mm, and wherein: the length of first, second plane 1,5 at left and right two ends is 2mm, and the projected length on first, second inclined-plane 2,3 is 4mm, the projected length on the face of cylinder 4 is 8mm.First, second inclined-plane 2,3 can complete the demarcation of probe to inclined-plane, and the face of cylinder 4 can complete the demarcation of probe to arc surface.
In the utility model one preferred embodiment, described acoustics resolving power perpendicular type test block is the rectangular parallelepiped of long 300mm, wide 100mm, thickness 5.0mm; Described acoustics resolving power linear pattern test block is the rectangular parallelepiped of long 300mm, wide 100mm, thickness 4.0mm; Described inclined-plane cambered surface test block is the rectangular parallelepiped of long 13 ~ 40mm, wide 10mm, high 5 ~ 20mm.
Before starting ultrasound examination, need acoustics, thickness, the inclined-plane cambered surface resolution to detector probe, detection perform carries out test calibration, to ensure the stability of system.
Slit-type test block mainly coordinates ultrasonic probe and ultrasonic technique, completes the test of the acoustic capability to ultrasonic probe, mainly sees that probe can distinguish the slit width that how little great slit width is in other words.
Thickness type test block mainly coordinates ultrasonic probe and ultrasonic technique, completes the test of the thickness penetration capacity to ultrasonic probe, mainly sees that probe can penetrate how thick step.
Inclined-plane cabochon test block mainly coordinates ultrasonic probe and ultrasonic technique, completes the test of the inclined-plane cambered surface detectability to ultrasonic probe, mainly sees that probe differentiates the angle capability of inclined-plane and arc surface.
The utility model can coordinate ultrasound scanning, complete ultrasonic probe to the acoustics resolving power of situation of different-thickness, different depth, different in width etc., the demarcation of thickness resolving power, and propose testing standard for cambered surface common in test piece and inclined-plane situation.Meanwhile, the utility model is simple, comprehensively, can meet on-the-spot common function needs, the test block specified in alternative multiple standards, increases work efficiency, and has highly application value.
Although content of the present utility model has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple amendment of the present utility model and substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (10)
1. a low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly, is characterized in that, comprises three groups of test blocks, and shell and cover plate, and described three groups of test blocks are respectively acoustics resolution test block, thickness resolution test block, inclined-plane cambered surface test block; Described acoustics resolution test block, described thickness resolution test block, described inclined-plane cambered surface test block and described shell link together, and described cover plate and described shell link together.
2. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 1, it is characterized in that, described acoustics resolution test block is acoustics resolving power perpendicular type test block or acoustics resolving power linear pattern test block, wherein: described acoustics resolving power perpendicular type test block is rectangular parallelepiped, the rectangular parallelepiped of described acoustics resolving power perpendicular type test block is respectively arranged with the orthogonal perpendicular type slit organizing different in width, different spacing more; Described acoustics resolving power linear pattern test block is rectangular parallelepiped, and the rectangular parallelepiped of described acoustics resolving power linear pattern test block arranges the linear pattern slit be parallel to each other of the same degree of depth of many groups, different slit width, different slit separation respectively;
Described thickness resolution test block is rectangular parallelepiped, the rectangular parallelepiped of described thickness resolution test block is respectively arranged with identical, the highly different staged step of width, described staged step is provided with multiple boss;
Described inclined-plane cambered surface test block is rectangular structure, wherein: rectangular parallelepiped lower surface and the side surface of described inclined-plane cambered surface test block are plane, the face of cylinder and second plane of to be the second inclined-plane, the arc radius of 10 ~ 20 ° be the rectangular parallelepiped upper surface of described inclined-plane cambered surface test block is 1 ~ 10 ° by the first plane, angle of inclination the first inclined-plane, angle of inclination 10 ~ 50mm are connected in sequence.
3. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 2, is characterized in that, along the rectangular parallelepiped upper surface of described acoustics resolving power perpendicular type test block, be disposed with 12 groups of perpendicular type slits from top to bottom; Described in 12 groups, the width range of perpendicular type slit is: 0.02 ~ 0.5mm, and each group width differential is 0.02mm, 0.03mm, 0.05mm; In each group of described perpendicular type slit, the difference of slit separation is 0.02mm, 0.03mm, 0.05mm; The deep equality of perpendicular type slit described in 12 groups also gets 1.0mm, 2.0mm, or 3.0mm.
4. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 3, it is characterized in that, described in 12 groups, the degree of depth of perpendicular type slit is specially:
Be provided with the slit totally 3 that width is 0.35mm, slit separation is 0.35mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.05mm, slit separation is 0.05mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.08mm, slit separation is 0.08mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.30mm, slit separation is 0.30mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.28mm, slit separation is 0.28mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.10mm, slit separation is 0.10mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.13mm, slit separation is 0.13mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.25mm, slit separation is 0.25mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.23mm, slit separation is 0.23mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.15mm, slit separation is 0.15mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.18mm, slit separation is 0.18mm, the degree of depth is 2.0mm,
Be provided with the slit totally 3 that width is 0.20mm, slit separation is 0.20mm, the degree of depth is 2.0mm,
And between the described perpendicular type slit of each group, keep the spacing of 0.6 ~ 1.5mm.
5. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 2, is characterized in that, along the rectangular parallelepiped upper surface of described acoustics resolving power linear pattern test block, be disposed with 12 groups of linear pattern slits from top to bottom; Described in 12 groups, the width range of linear pattern slit is: 0.02 ~ 0.5mm, and each group width differential is 0.02mm, 0.03mm, 0.05mm; In each group of described linear pattern slit, the difference of slit separation is 0.02mm, 0.03mm, 0.05mm; The deep equality of perpendicular type slit described in 12 groups also gets 1.0mm, 2.0mm or 3.0mm.
6. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 5, it is characterized in that, described in 12 groups, the degree of depth of linear pattern slit is specially:
Being provided with width is 0.35mm, and slit separation is 0.35mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.30mm, and slit separation is 0.30mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.28mm, and slit separation is 0.28mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.25mm, and slit separation is 0.25mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.23mm, and slit separation is 0.23mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.20mm, and slit separation is 0.20mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.18mm, and slit separation is 0.18mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.15mm, and slit separation is 0.15mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.13mm, and slit separation is 0.13mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.10mm, and slit separation is 0.10mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.08mm, and slit separation is 0.08mm, and the degree of depth is the slit totally 3 of 2.0mm;
Being provided with width is 0.05mm, and slit separation is 0.05mm, and the degree of depth is the slit totally 3 of 2.0mm;
And between each group linear pattern slit, keep the spacing of 0.6 ~ 1.5mm.
7. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 2, is characterized in that, described staged step is that two rows are arranged on described thickness resolution test block; Often arrange on described staged step and be provided with four boss, the height of described boss is distributed within the scope of 0.5 ~ 8mm, and becomes arithmetic progression to distribute, and tolerance is 0.25mm, 0.5mm, 0.8mm, 1.0mm.
8. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 7, it is characterized in that, first row four boss, thickness sets gradually as 1.0mm, 3.0mm, 4.0mm, 2.0mm from left to right; Second row four boss, thickness sets gradually as 0.5mm, 2.5mm, 3.5mm, 1.5mm from left to right.
9. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to claim 2, is characterized in that, in described inclined-plane cambered surface test block: described first plane and described second plane length is 2 ~ 5mm, width is 10 ~ 20mm; Described first inclined-plane and described second inclined-plane projected length are in the horizontal plane 2 ~ 8mm, the equal 10 ~ 20mm of width; Described face of cylinder projected length is in the horizontal plane 5 ~ 10mm, width is 10 ~ 20mm.
10. a kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly according to any one of claim 1-9, it is characterized in that, described shell is made up of rectangular parallelepiped cavity and base, wherein: described rectangular parallelepiped cavity is used for bonding described acoustics resolution test block, described thickness resolution test block, described inclined-plane cambered surface test block, and described base is provided with threaded hole;
Described cover plate is rectangular structure, a threaded hole is respectively arranged with at rectangular parallelepiped four edges of cover plate, described cover plate upper screwed hole position and described shell upper screwed hole position one_to_one corresponding, by web member through the threaded hole on shell and cover plate, realize being connected and fixed of cover plate and shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217993.8U CN204666572U (en) | 2015-04-10 | 2015-04-10 | A kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520217993.8U CN204666572U (en) | 2015-04-10 | 2015-04-10 | A kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly |
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| Publication Number | Publication Date |
|---|---|
| CN204666572U true CN204666572U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520217993.8U Withdrawn - After Issue CN204666572U (en) | 2015-04-10 | 2015-04-10 | A kind of low-voltage electrical apparatus electric contact UT (Ultrasonic Testing) test block assembly |
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| CN (1) | CN204666572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777236A (en) * | 2015-04-10 | 2015-07-15 | 上海和伍新材料科技有限公司 | Test block assembly for ultrasonic flaw detection of low-voltage apparatus electric contacts |
-
2015
- 2015-04-10 CN CN201520217993.8U patent/CN204666572U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777236A (en) * | 2015-04-10 | 2015-07-15 | 上海和伍新材料科技有限公司 | Test block assembly for ultrasonic flaw detection of low-voltage apparatus electric contacts |
| CN104777236B (en) * | 2015-04-10 | 2017-08-25 | 上海和伍精密仪器股份有限公司 | A kind of low-voltage electrical apparatus electric contact ultrasonic examination test block assembly |
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Address after: 200240 Shanghai city Minhang District Jianchuan road 953 Lane 322 building Patentee after: SHANGHAI HEWU PRECISION APPARATUS CO., LTD. Address before: No. 955 Cangyuan science and Technology Park, 200240 Shanghai city Minhang District Jianchuan Road Building 9 floor, I enjoy my home Patentee before: Shanghai Hiwave Advanced Materials Technology Co., Ltd. |
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Granted publication date: 20150923 Effective date of abandoning: 20170825 |