阅读说明：本技术 一种用于磁场下测量的样品载台及用法 (Sample carrying platform for measurement in magnetic field and use method ) 是由 卫荣汉 许雁雅 于 2021-07-15 设计创作，主要内容包括：本发明公开了一种用于磁场下测量的样品载台及用法,包括：一圆柱棒状样品棒,其样品放置位置设计一横向圆柱贯穿通孔的空心样品放置区；在横向贯穿通孔的空心样品放置区下方用纵向螺纹贯穿通孔,并由下锁入对应尺寸的螺丝作为紧固装置；再设计一个半圆柱状样品舟装置,其中间掏空部分作为样品舟的样品放置区,样品舟尺寸可以刚好卡进样品棒主体空心样品放置区内；在样品棒中心横向圆形挖穿的空心样品放置区上下有纵向挖空的细长凹槽,作为插入薄膜片状样品使用。本发明可以对不同形状、不同大小的待检测样品进行固定并进行磁性检测,是保障待测样品进行磁性检测的关键设计。(The invention discloses a sample carrier used for measurement under a magnetic field and a use method thereof, wherein the sample carrier comprises the following components: a cylindrical rod-shaped sample rod, wherein a hollow sample placing area with a transverse cylinder penetrating through the through hole is designed at the sample placing position of the cylindrical rod-shaped sample rod; penetrating the through hole by using a longitudinal thread below the hollow sample placing area which transversely penetrates through the through hole, and locking a screw with a corresponding size as a fastening device; designing a semi-cylindrical sample boat device, wherein the middle hollowed part is used as a sample placing area of the sample boat, and the size of the sample boat can be just clamped into the hollow sample placing area of the sample rod main body; a hollow sample placing area is transversely and circularly dug through the center of the sample rod, and a longitudinally hollowed elongated groove is formed above and below the hollow sample placing area and is used for inserting a film-shaped sample. The invention can fix and carry out magnetic detection on samples to be detected with different shapes and sizes, and is a key design for ensuring the magnetic detection of the samples to be detected.)

1. A sample carrier for measurement under a magnetic field, comprising the following design features:

(1) a sample placing position of a cylindrical sample rod main body is provided with a hollow sample placing area with a transverse cylinder penetrating through the through hole;

(2) penetrating the through hole by using longitudinal threads below the hollow sample placing area which transversely penetrates through the through hole, locking a screw with the corresponding thread size from bottom to top, and rotating to lightly touch a sample or a sample boat in the hollow sample placing area for fixing;

(3) designing a sample boat device, wherein the sample boat is a cylindrical framework main body with a circular section similar to that of a transverse cylinder, and boat heads and boat tails at two ends of the cylinder are reserved as designs for being just clamped into a hollow sample placing area for fixing and avoiding moving; the body of the sample boat (between the head and the tail) is designed into a semi-cylinder shape, the other semi-cylinder is hollowed, and the hollowed bottom is in a plane form and is used as a sample placing area of the sample boat;

(4) a hollow sample placing area is transversely and circularly dug through the center of the sample rod, and a longitudinally hollowed elongated groove is formed above and below the hollow sample placing area and is used for inserting a film-shaped sample.

2. A sample carrier for measurements under a magnetic field as claimed in claim 1, characterized in that: the cylindrical sample rod main body, the hollow sample placing area of the transverse cylinder through hole and the cylindrical sample boat take a cylinder as an example, but a square column, a rhombic column or an equilateral polygonal column can be used, and the length of the cylinder is not particularly limited.

3. A sample carrier for measurements under a magnetic field as claimed in claim 1, characterized in that: the size of the cylinder of the cylindrical rod-shaped sample rod main body can be the same as or different from that of the hollow sample placing area of the transverse cylinder through hole and the cylinder of the cylindrical sample boat.

4. A sample carrier for measurements under a magnetic field as claimed in claim 1, characterized in that: the hollow sample placing area in the center of the sample rod main body is provided with a longitudinally hollowed slender groove, and the specific depth and the width of the slender groove are not limited.

5. A sample carrier for measurements under a magnetic field as claimed in claim 1, characterized in that: the length proportion of the sample boat between the boat head and the boat tail and the boat body is not limited.

6. A sample carrier for measurements under a magnetic field as claimed in claim 1, characterized in that: the material used by each part of the sample rod needs to satisfy the requirements of non-magnetic substances or weak magnetic substances which do not influence magnetic detection, is easy to process but not easy to deform, such as plastic, high polymer materials, glass, aluminum metal and other materials, and the specific material is not limited.

7. The use of a sample carrier for magnetic field measurements as claimed in claim 1, wherein said universal sample bar design allows for magnetic measurements using several uses as a means for placing a sample, including:

(1) the three-dimensional sample is directly placed in the hollow sample placing area for measurement, and a screw can be longitudinally screwed up to clamp the three-dimensional sample for fixation;

(2) after a powder or liquid sample is put into the small container, the small container is placed in a hollow sample placing area for fixing, or a screw is longitudinally screwed on the small container for clamping the sample to be used as fixing;

(3) the film-shaped sample is placed and attached to the sample placement inner part of the boat bottom plane of the sample boat and fixed, and magnetic moment measurement results of various placement modes are obtained by horizontally laying the boat bottom plane or vertically standing the boat bottom plane into the hollow sample placement area;

(4) the three-dimensional sample is placed in a sample boat device on the bottom plane of the boat and fixed, and the boat head and the boat tail are added to avoid the sample moving;

(5) samples of large-area films are placed in the longitudinal hollow slender grooves above and below the hollow sample placing area to be fixed, and the upper and lower grooves can realize the fixing effect of the film-shaped object to be detected.

8. Use of a sample carrier for measurements under a magnetic field according to claim 7, characterized in that: after the various sample placement modes are completed, additional non-magnetic tapes, bands or stickers can be used to strengthen the fixation of the samples.

Technical Field

The invention relates to the technical field of sample placement design, in particular to a design method and a use method of a universal sample carrying platform for measurement under a magnetic field.

Background

The design and the use of the sample carrying platform for measurement in the magnetic field can fix and detect samples to be detected in different shapes and sizes, and is a key design for ensuring the detection of the samples to be detected. Conventional sample placement designs include sample stage, sample placement cartridge, and the like. The detection method is single in multiple purposes when in use, is commonly used for placing samples with a certain specific size, so that the samples to be detected with different sizes and shapes can not be efficiently fixed and detected, the size and shape range of the samples can be detected by the design, and the sample placement design is mainly suitable for sample magnetic detection such as sample magnetic detection of a vibrating sample magnetometer. The design and use of a sample stage for measurement under a magnetic field are needed to facilitate the detection of samples of different sizes and shapes.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a sample carrier for measurement in a magnetic field and a use method thereof, which can effectively solve the problems in the background art.

The invention adopts the following specific design scheme:

a sample stage for measurement under a magnetic field, comprising the following design features:

(1) a sample placing position of a cylindrical sample rod main body is provided with a hollow sample placing area with a transverse cylinder penetrating through the through hole;

(2) penetrating the through hole by using a longitudinal thread below the hollow sample placing area which transversely penetrates through the through hole, locking a screw with the corresponding thread size from bottom to top, and rotating to lightly touch a sample or a sample boat in the hollow sample placing area for fixing;

(3) designing a sample boat device, wherein the sample boat is a cylindrical framework main body with a circular section similar to that of a transverse cylinder, and boat heads and boat tails at two ends of the cylinder are reserved as designs for being just clamped into a hollow sample placing area for fixing and avoiding moving; the body of the sample boat (between the head and the tail) is designed into a semi-cylinder shape, the other semi-cylinder is hollowed, and the hollowed bottom is in a plane form and is used as a sample placing area of the sample boat;

(4) a hollow sample placing area is transversely and circularly dug through the center of the sample rod, and a longitudinally hollowed elongated groove is formed above and below the hollow sample placing area and is used for inserting a film-shaped sample.

Preferably, the cylindrical rod-shaped sample rod main body, the hollow sample placing section having a horizontal cylindrical through hole, and the cylindrical sample boat described in condition 1 are cylinders, but may be square columns, rhombic columns, equilateral polygonal columns, or the like, but not limited thereto.

Preferably, the size of the cylinder of the cylindrical rod-shaped sample rod main body can be the same as or different from the size of the hollow sample placing area of the transverse cylinder through hole and the size of the cylinder of the cylindrical sample boat.

Preferably, the hollow sample placing area in the center of the sample rod main body is provided with a longitudinally hollowed elongated groove at the upper part and the lower part, and the specific depth and the width of the elongated groove are not limited.

Preferably, the length proportion of the sample boat between the boat head and the boat tail and the boat body is not limited.

Preferably, the material used for each part of the sample rod needs to satisfy the requirements of non-magnetic substances or extremely weak magnetic substances which do not influence magnetic detection, and the sample rod is easy to process but not easy to deform. Such as plastic, polymer material, glass, aluminum metal, etc., and the specific material is not limited.

The use of a sample carrier for measurements under a magnetic field, characterized in that said universal sample rod design allows for magnetic measurements using several of the following uses as a way of placing a sample, among which:

(1) the three-dimensional sample is directly placed in the hollow sample placing area for measurement, and a screw can be longitudinally screwed up to clamp the three-dimensional sample for fixation;

(2) after a powder or liquid sample is put into the small container, the small container is placed in a hollow sample placing area for fixing, or a screw is longitudinally screwed on the small container for clamping the sample to be used as fixing;

(3) the film-shaped sample is placed and attached to the sample placement inner part of the boat bottom plane of the sample boat and fixed, and magnetic moment measurement results of various placement modes are obtained by horizontally laying the boat bottom plane or vertically standing the boat bottom plane into the hollow sample placement area;

(4) the three-dimensional sample is placed in a sample boat device on the bottom plane of the boat and fixed, and the boat head and the boat tail are added to avoid the sample moving;

(5) samples of large-area films are placed in the longitudinal hollow slender grooves above and below the hollow sample placing area to be fixed, and the upper and lower grooves can realize the fixing effect of the film-shaped object to be detected.

Preferably, after the various ways of placing the sample are completed, additional non-magnetic tapes, bands or stickers may be used to strengthen the fixation of the sample.

Has the advantages that: compared with the prior art, the invention has the advantages that,

(1) the sample rod provided by the invention can be used for fixedly placing a sample to be detected and carrying out magnetic detection, and can be suitable for a magnetic measuring instrument for measuring under an external magnetic field, such as a vibration sample magnetometer and the like;

(2) the invention has wide application range, has different internal and external structural designs of a common sample carrying platform, and can fix and detect samples to be detected with different sizes and shapes by adopting different placing methods.

Drawings

FIG. 1 is a schematic view of an overall system of the present invention;

FIG. 2 is a schematic diagram of a sample with a spherical three-dimensional shape placed in a sample rod for magnetic detection according to an embodiment of the present disclosure;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic diagram of a sample in the form of a small-area thin film horizontally placed in a sample rod for magnetic detection according to a second embodiment of the present disclosure;

FIG. 5 is a partial enlarged view of B in FIG. 4;

FIG. 6 is a schematic diagram of a sample in the form of a small-area thin film vertically standing in a sample rod for magnetic detection according to a second embodiment of the present disclosure;

FIG. 7 is an enlarged view of a portion C of FIG. 6;

FIG. 8 is a schematic diagram of a sample in the form of a large-area thin film placed in a sample rod for magnetic detection according to a third embodiment of the present disclosure;

FIG. 9 is an enlarged view of a portion D of FIG. 8;

the reference numbers in the drawings are, in order: 1. the device comprises a sample carrying platform device main body part, 11, a sample rod main body, 12, a large-area film-shaped sample to be tested, 2, a structure schematic diagram of a long and thin groove, 3, an internal thread structure schematic diagram, 4, a sample boat device schematic diagram, 5, a bolt fastening device schematic diagram, 6, a three-dimensional shape sample to be tested, 7, a sample rod main body, 8, a sample rod main body, 9, a small-area film-shaped object to be tested, and 10, a sample boat device.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example one

As shown in fig. 1 to fig. 3, the present embodiment takes a sample in a spherical three-dimensional shape as an example and is placed on a sample stage for magnetic detection, and includes the following steps:

1. the sample with the spherical solid shape is directly placed in the hollow sample placing area of the transverse cylinder penetrating through hole of the sample rod main body.

2. After the placement is finished, the screw below the sample rod main body is longitudinally screwed up to clamp the sample in the three-dimensional shape for fixation.

3. After the placement and fixation are completed, the sample rod with the sample is placed into the instrument for magnetic detection.

Example two

As shown in fig. 4 to 7, the present embodiment takes the case where a sample in the form of a small-area thin film is placed in a sample rod for magnetic detection, and includes the following steps:

1. and (3) placing the sample in the shape of a small-area film in a sample boat device placing area designed by matching the sample rod, and after the placement is finished, adhering and fixing the sample to be detected and the sample boat device by using non-magnetic glue.

2. After the adhesion and fixation are finished, the sample boat device provided with the sample to be detected is placed in the hollow sample placing area of the transverse cylindrical through hole of the sample rod main body, so that the two are tightly clamped in size, or a screw below the sample rod main body can be longitudinally screwed up to clamp the sample boat device for fixation.

3. After the placement and fixation are completed, the sample rod with the sample is placed into the instrument for magnetic detection. Due to the design of the semi-cylindrical shape of the sample boat device, the detection angle of the sample to be detected in the sample boat device can be changed by adjusting the placing angle of the sample boat device, and different magnetic detection results are obtained.

EXAMPLE III

As shown in fig. 8 to 9, the present embodiment takes as an example that a sample in the form of a large-area thin film is placed in a sample rod for magnetic detection, and includes the following steps:

1. the sample with a larger film shape is placed in the longitudinal hollow slender grooves above and below the hollow sample placement area of the sample rod main body for fixation, and the upper and lower grooves can realize the fixation effect of the film-shaped object to be measured. Or the screw below the sample rod main body can be simultaneously screwed up longitudinally to clamp the lower part of the film sample for fixing.

2. After the placement and fixation are completed, the sample rod with the sample is placed into the instrument for magnetic detection.

The scope of the present invention is not limited to the specific embodiments of the present invention, and it should be understood that the basic modifications associating some principles and steps with the same or commonly used technical alternatives in the prior art and the technical features having different combinations of features and the same or similar technical effects can be directly derived from the present disclosure by those skilled in the art, which belong to the technical scope of the present invention.