CN209514032U - A kind of magnetic conductivity test fixture - Google Patents

A kind of magnetic conductivity test fixture Download PDF

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Publication number
CN209514032U
CN209514032U CN201821829997.1U CN201821829997U CN209514032U CN 209514032 U CN209514032 U CN 209514032U CN 201821829997 U CN201821829997 U CN 201821829997U CN 209514032 U CN209514032 U CN 209514032U
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China
Prior art keywords
magnetic conductivity
test
conductivity test
fixture
suite
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Active
Application number
CN201821829997.1U
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Chinese (zh)
Inventor
黄生祥
王道兵
王丽丽
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Henan Yiyuan Technology Co Ltd
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Henan Yiyuan Technology Co Ltd
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Priority to CN201821829997.1U priority Critical patent/CN209514032U/en
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Abstract

The utility model discloses a kind of magnetic conductivity test fixtures, including fixture mounting seat, cant board in fixture mounting seat is set, upper magnetic conductivity test suite disposed in parallel and lower magnetic conductivity test suite are equipped on the side of the cant board, the inside of upper magnetic conductivity test suite and lower magnetic conductivity test suite is provided with test coil, and interior test zone can be accommodated in for absorbing material to be detected by being reserved between upper magnetic conductivity test suite and lower magnetic conductivity test suite.The utility model can more comprehensively cover the magnetic conductivity test of absorbing material, improve magnetic conductivity measuring accuracy, reduce measurement error by the way that upper and lower two groups of magnetic conductivity test suites, test fixture is arranged;Simultaneously, the test fixture cooperates absorbing material (antifreeze plate) production equipment, by the way that by the discharge port of absorbing material, to standby test fixture test zone, so that absorbing material (antifreeze plate) accommodates in process of production, test fixture test zone is interior to realize measurement inductance value.

Description

A kind of magnetic conductivity test fixture
Technical field
The utility model belongs to magnetic conductivity the field of test technology, and in particular to a kind of magnetic conductivity test fixture.
Background technique
The magnetic conductivity of material is important physics constant, and the magnetic conductivity of magnetic conductor material is related to transformer, electricity The quality of machine, rectifier, inductor, signal coupler, magnetostrictive device, electro-acoustic element, signal and power converter etc..Magnetic Effective detection of conductance is related to properties of product, cost, service life, even product safety.Accurately and reliably measure magnetic conductivity It is significant.
Conventional magnetic conductivity detection has: coil impedance method (voltammetry, bridge method) etc..The common feature of these methods be to Sample itself or sample to be tested and probe constitute magnetic loop, and calculate material magnetic using signal on two coils of excitation and induction Conductance.Common issue is: closed magnetic circuit leakage field is difficult to control, loop sample is difficult to, two coil tightness and position all Test may be influenced, still an alternative is that passing through the electromagnetic field inside analysis of two-dimensional elongate cylinder conductor and three-dimensional circular loop conductor Distribution derives and provides the approximate formula for seeking magnetic conductivity by regular conductor impedance (containing geometric parameter);With impedance point Analyzer measurement rules conductor impedance substitutes into the method that formula calculates magnetic conductivity.This method calculates and processing is complicated, to sample Geometric parameter it is sensitive, the measurement error of internal resistance may influence magnetic conductivity accuracy in computation.
Before absorbing material factory, it is required to test absorbing material, to determine whether the magnetic conductivity of absorbing material reaches Rated value.Currently, the magnetic conductivity test fixture used, test process are all tested one by one, testing efficiency is low.Batch is surveyed Examination then becomes the development trend of absorbing material magnetic conductivity test.In this regard, needing to develop the magnetic conductivity test clip for being used for batch testing When having, while testing multiple absorbing materials, it is capable of providing the foundation for identifying each absorbing material, then becomes urgently this field skill The technical issues of art personnel solve.
Utility model content
The purpose of the utility model is to provide a kind of magnetic conductivity test fixture, the magnetic conductivity for batch testing is tested Fixture, while when testing multiple absorbing materials, it is capable of providing the foundation for identifying each absorbing material properties of sample.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of magnetic conductivity test fixture, including fixture mounting seat, are arranged in the cant board in fixture mounting seat, at this The side of cant board is equipped with upper magnetic conductivity test suite disposed in parallel and lower magnetic conductivity test suite, upper magnetic conductivity test group The inside of part and lower magnetic conductivity test suite is provided with test coil, upper magnetic conductivity test suite and lower magnetic conductivity test suite Between be reserved with and can be accommodated in interior test zone for absorbing material to be detected.
It is further improved as the utility model, the upper magnetic conductivity test suite and lower magnetic conductivity test suite include An outer panel and an interior plate arranged in parallel, wherein one end of outer panel and interior plate is both connected on cant board, and two The spacing that can place test coil is reserved between side plate.
It is further improved as the utility model, the spacing constituted between the outer panel and interior plate is inside also set up There is the limited block being used for limiting test coil.
It is further improved as the utility model, the outer surface of the outer panel and interior plate is provided with wearing layer.
It is further improved as the utility model, the magnetic conductivity test fixture further includes stiffener plate, the stiffener plate Setting is in fixture mounting seat and cant board.
It being further improved as the utility model, the magnetic conductivity test fixture further includes bridge test line connecting terminal, The bridge test line connecting terminal is arranged in stiffener plate.
The utility model has the following beneficial effects: the utility model magnetic conductivity test fixture can be used in batch on-line testing, The specific test fixture is by being arranged upper and lower two groups of magnetic conductivity test suites, upper magnetic conductivity test suite and the test of lower magnetic conductivity Interior test zone, upper magnetic conductivity test suite can be accommodated in for absorbing material to be detected (sheet material) by being reserved between component Test coil is respectively provided with the inside of lower magnetic conductivity test suite.By the way that upper and lower two groups of magnetic conductivity test suites, test clip is arranged Tool can more comprehensively cover the magnetic conductivity test of absorbing material (antifreeze plate), improve magnetic conductivity measuring accuracy, reduce measurement and miss Difference;Meanwhile the test fixture cooperates absorbing material (antifreeze plate) production equipment, by by the discharge port of absorbing material (antifreeze plate) To standby test fixture test zone, so that absorbing material (antifreeze plate) accommodates in test fixture test zone in fact in process of production Now measure inductance value.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair It is described in detail.
Detailed description of the invention
Fig. 1 show the whole the schematic diagram of the section structure of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Refering to attached drawing 1, a kind of magnetic conductivity test fixture provided in this embodiment, including fixture mounting seat 1, setting are being pressed from both sides Have the cant board 2 in mounting seat 1, upper magnetic conductivity test suite disposed in parallel is equipped on the side of the cant board 2 under Magnetic conductivity test suite, being reserved between upper magnetic conductivity test suite and lower magnetic conductivity test suite can be for be detected every magnetic Piece 9 is accommodated in interior test zone 6, and the inside of upper magnetic conductivity test suite and lower magnetic conductivity test suite is provided with p-wire Circle 7.
Upper magnetic conductivity test suite and lower magnetic conductivity test suite include in an outer panel 4 and one arranged in parallel Side plate 5, wherein one end of outer panel 4 and interior plate 5 is both connected on cant board 2, and there are can place test between both side plate The spacing of coil 7.The limited block 8 being used for limiting test coil 7 is additionally provided in the spacing.Outer panel 4 and interior plate 5 Outer surface is provided with wearing layer.
The magnetic conductivity test fixture of the present embodiment further includes stiffener plate 3, which is arranged in fixture mounting seat 1 with cant board 2 on.
The magnetic conductivity test fixture of the present embodiment further includes bridge test line connecting terminal 10, the bridge test line terminals Son 10 is arranged in stiffener plate 3.
This magnetic conductivity test fixture, design focal point are: this magnetic conductivity test fixture can be used in batch on-line testing, The specific test fixture is by being arranged upper and lower two groups of magnetic conductivity test suites, upper magnetic conductivity test suite and the test of lower magnetic conductivity Interior test zone, upper magnetic conductivity test suite can be accommodated in for absorbing material to be detected (sheet material) by being reserved between component Test coil is respectively provided with the inside of lower magnetic conductivity test suite.By the way that upper and lower two groups of magnetic conductivity test suites, test clip is arranged Tool can more comprehensively cover the magnetic conductivity test of absorbing material (antifreeze plate), improve magnetic conductivity measuring accuracy, reduce measurement and miss Difference;Meanwhile the test fixture cooperates absorbing material (antifreeze plate) production equipment, by by the discharge port of absorbing material (antifreeze plate) To standby test fixture test zone, so that absorbing material (antifreeze plate) accommodates in test fixture test zone in fact in process of production Now measure inductance value.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model Limitation.Anyone skilled in the art, it is all available in the case where not departing from technical solutions of the utility model ambit The methods and technical content of the disclosure above makes many possible changes and modifications to technical solutions of the utility model, or is revised as The equivalent embodiment of equivalent variations.Therefore all contents without departing from technical solutions of the utility model, the shape according to the utility model Equivalence changes made by shape, construction and principle should all be covered by the protection scope of the utility model.

Claims (6)

1. a kind of magnetic conductivity test fixture, which is characterized in that including fixture mounting seat, the side in fixture mounting seat is arranged in Vertical plate is equipped with upper magnetic conductivity test suite disposed in parallel and lower magnetic conductivity test suite, upper magnetic on the side of the cant board The inside of conductance test suite and lower magnetic conductivity test suite is provided with test coil, upper magnetic conductivity test suite and lower magnetic conductance Interior test zone can be accommodated in for absorbing material to be detected by being reserved between rate test suite.
2. magnetic conductivity test fixture according to claim 1, which is characterized in that the upper magnetic conductivity test suite and lower magnetic Conductance test suite includes an outer panel and an interior plate arranged in parallel, wherein one end of outer panel and interior plate It is both connected on cant board, the spacing that can place test coil is reserved between both side plate.
3. magnetic conductivity test fixture according to claim 2, which is characterized in that constituted between the outer panel and interior plate Spacing, be arranged inside for limiting the limited block that is used of test coil.
4. magnetic conductivity test fixture according to claim 3, which is characterized in that the outer surface of the outer panel and interior plate It is provided with wearing layer.
5. magnetic conductivity test fixture according to claim 1, which is characterized in that the magnetic conductivity test fixture further includes adding Strengthening tendons plate, stiffener plate setting is in fixture mounting seat and cant board.
6. magnetic conductivity test fixture according to claim 5, which is characterized in that the magnetic conductivity test fixture further includes electricity Bridge p-wire connecting terminal, the bridge test line connecting terminal are arranged in stiffener plate.
CN201821829997.1U 2018-11-08 2018-11-08 A kind of magnetic conductivity test fixture Active CN209514032U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821829997.1U CN209514032U (en) 2018-11-08 2018-11-08 A kind of magnetic conductivity test fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821829997.1U CN209514032U (en) 2018-11-08 2018-11-08 A kind of magnetic conductivity test fixture

Publications (1)

Publication Number Publication Date
CN209514032U true CN209514032U (en) 2019-10-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821829997.1U Active CN209514032U (en) 2018-11-08 2018-11-08 A kind of magnetic conductivity test fixture

Country Status (1)

Country Link
CN (1) CN209514032U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117007867A (en) * 2023-10-07 2023-11-07 金动力智能科技(深圳)有限公司 Inductance Z value test detection tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117007867A (en) * 2023-10-07 2023-11-07 金动力智能科技(深圳)有限公司 Inductance Z value test detection tool
CN117007867B (en) * 2023-10-07 2024-01-26 金动力智能科技(深圳)有限公司 Inductance Z value test detection tool

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