KR960013517A

KR960013517A - Rapid blister test method and device

Info

Publication number: KR960013517A
Application number: KR1019940026622A
Authority: KR
Inventors: 김기영
Original assignee: 김영욱; 생산기술연구원
Priority date: 1994-10-18
Filing date: 1994-10-18
Publication date: 1996-05-22

Abstract

염욕용기(31)내에 원소주기율표 제1족 및 제2족의 염화물로 구성된 염(예를들면; KNO₃-NANO₂, NANO₃-KNO₃, NANO₂-KNO₂, NANO₂-NANO₃의 혼합물)을 투입하는 단계와, 상기 염욕용기(3)내의 투입된 염을 소정의 온도(약 500-550℃정도)까지 가열하는 단계와, 상기 염이 소정의 온도에 도달하여 용융되면 시료를 상기 염욕중의 소정의 위치에 침지시키는 단계와, 시료를 침지시킨 후 소정의 시간이 결과한 후 상기 시료를 꺼내는 단계와, 상기 염욕에서 꺼낸 시료를 냉각수단에 의하여 냉각 및 세척하는 단계와, 그리고 상기 냉각 및 세척된 시료 표면의 블리스터를 관찰하는 단계로 구성되는 신속블리스터시험방법 및, 염이 투입되고 또한 용융된 액체상태의 염욕을 담고 있는 염욕용기(31)와 상기 염욕용기(31)를 지지하는 로체(32)와, 상기 염욕용기(31)내의 염 또는 염욕을 가열하는 가열장치(33)와, 상기 염욕의 온도 및 시험시간을 제어하기 위한 제어장치(34)로 구성된 본 발명에 의한 신속블리스터시험장치.Salts consisting of chlorides of Groups 1 and 2 of the Periodic Table of the Periodic Table of Elements (eg; KNO ₃ -NANO ₂ , NANO ₃ -KNO ₃ , NANO ₂ -KNO ₂ , NANO ₂ -NANO ₃ ) ), Heating the salt added in the salt bath vessel 3 to a predetermined temperature (about 500-550 ° C.), and when the salt reaches a predetermined temperature and melts the sample, Immersing the sample in a predetermined position, extracting the sample after a predetermined time after immersing the sample, cooling and washing the sample taken out of the salt bath by cooling means, and cooling and The rapid blister test method comprising the step of observing the blister on the surface of the washed sample, and the salt bath container 31 and the salt bath container 31 containing the salt and the molten liquid salt bath is added to support the salt bath container 31 The salt or salt in the furnace 32 and the salt bath vessel 31 A heating device 33, the controller 34 quickly blister test apparatus according to the present invention configured as to control the temperature and the test time of the salt bath to heat.

Description

Rapid blister test method and device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 종래의 블리스터시험장치의 시스템도,1 is a system diagram of a conventional blister test apparatus,

제4도는 자동식시료처리장치를 구비한 상태에서의 본 발명에 의한 블리스터시험장치의 일시시예의 사용상태를 나타내는 사시도,4 is a perspective view showing a state of use of a temporary example of a blister test apparatus according to the present invention with an automatic sample processing apparatus,

제5도는 시료바구니이송장치를 구비한 상태에서의 본 발명에 의한 블리스터시험장치의 일실시예의 뚜껑이 덮인 상태의 사용상태를 나타내는 사시도.Figure 5 is a perspective view showing the state of use of the lid of the embodiment of the blister test apparatus according to the present invention in a state equipped with a sample basket transfer device.

Claims

Injecting a salt consisting of chlorides of Groups 1 and 2 of the Periodic Table of the Elements in the salt bath vessel, and heating the salt added into the salt bath vessel to a predetermined temperature (about 500-550 ° C.); Immersing the sample at a predetermined position in the salt bath when it reaches a predetermined temperature, melting the sample after a predetermined time has elapsed after immersing the sample, and cooling the sample taken out of the salt bath. And cooling and washing by washing means, and observing blisters on the cooled and washed sample surfaces.

The rapid blister test according to claim 1, wherein the salt composed of chlorides of Groups 1 and 2 introduced into the salt bath is a low-temperature salt having a melting temperature of 140-250 ° C and a use temperature of 700 ° C or less. Way.

According to claim 1 or 2, wherein the salt consisting of chlorides of Groups 1 and 2 added to the salt bath vessel KNO ₃ -NaNO ₂ , NaNO ₃ -KNO ₃ , NaNO ₂ -KNO ₂ , NaNO _2- A rapid blister test, characterized in that any one of a mixture of NaNO ₃ or _two or more mixtures in a mixture of KNO ₃ -NaNO ₂ , NaNO ₃ -KNO ₃ , NaNO ₂ -KNO ₂ , NaNO ₂ -NaNO ₃ are mixed again. Way.

A salt bath vessel containing a salt bath in which a salt is added or melted, a furnace supporting the salt bath container, a heating device for heating the salt or salt bath in the salt bath container, and a temperature and a test time of the salt bath A rapid blister test apparatus, characterized in that the control device for controlling.

The sample processing apparatus according to claim 4, wherein the rapid blister test apparatus further comprises an automatic food sample processing device including a sample basket holder for mounting a sample basket, and a sample basket holder for moving the sample basket holder. The basket holder transfer device is a rapid blister test apparatus, characterized in that the rotational movement with respect to the test apparatus body is installed.

6. The rapid blister test apparatus according to claim 5, wherein the sample basket holder transfer device includes a rack, a pinion, a reducer, and a motor.

6. The rapid blister test apparatus according to claim 5, wherein the sample basket holder is transported by a pneumatic or hydraulic cylinder.

The rapid blister test apparatus according to claim 4 or 5, wherein the salt bath container further includes a lid on the salt bath container to keep warm inside the salt bath container.

The quick blister test apparatus according to claim 8, wherein the lid has an incision that allows the handle of the sample loading basket to pass therethrough.

The rapid blister test apparatus according to claim 4 or 5, wherein the salt bath container further includes a stirring device for uniformizing the temperature of the salt bath.

9. The rapid blister test apparatus according to claim 8, wherein the salt bath container further comprises a stirring device for uniformizing the temperature of the salt bath.

According to claim 4 or 5, wherein the control device is a first temperature measuring unit for measuring the temperature of the furnace body, a second temperature measuring unit for measuring the temperature of the salt bath, and the first temperature measuring unit and A temperature control device comprising a PID controller for controlling the heating device according to the temperature measurement result from the second temperature measuring unit, and a time control device for controlling a test time, that is, a time during which the salt bath is maintained at a predetermined temperature. Rapid blister test apparatus, characterized in that.

The method of claim 8, wherein the control device is a first temperature measuring unit for measuring the temperature of the furnace body, a second temperature measuring unit for measuring the temperature of the salt bath, and the first temperature measuring unit and the second temperature measurement Characterized in that it comprises a temperature control device consisting of a PID controller for controlling the heating device according to the temperature measurement result from the negative, and a time control device for controlling the test time, that is, the time that the salt bath is maintained at a predetermined temperature Rapid blister test device.

The apparatus of claim 10, wherein the control device comprises a first temperature measuring unit for measuring the temperature of the furnace, a second temperature measuring unit for measuring the temperature of the salt bath, and a first temperature measuring unit and the second temperature measuring unit. And a temperature control device comprising a PID controller for controlling the heating device according to the temperature measurement result from the same, and a time control device for controlling the test time, that is, the time during which the salt bath is maintained at a predetermined temperature. Blister Tester.

The apparatus of claim 11, wherein the control device comprises: a first temperature measuring unit for measuring the temperature of the furnace body, a second temperature measuring unit for measuring the temperature of the salt bath, and the first temperature measuring unit and the second temperature measuring unit; Characterized in that it comprises a temperature control device consisting of a PID controller for controlling the heating device according to the temperature measurement result from the negative, and a time control device for controlling the test time, that is, the time that the salt bath is maintained at a predetermined temperature Rapid blister test device.

※ Note: The disclosure is based on the initial application.