CN212275639U

CN212275639U - Nuclear magnetic resonance detection calibration device

Info

Publication number: CN212275639U
Application number: CN202020525158.1U
Authority: CN
Inventors: 王长廷; 陈春兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2021-01-01
Anticipated expiration: 2030-04-11

Abstract

The utility model discloses a nuclear magnetic resonance detection calibration device, which comprises a metal shielding shell, wherein an inner cavity channel is arranged inside the metal shielding shell, one side of the metal shielding shell is provided with a detection calibration port communicated with the inner cavity channel, a lead screw is movably arranged inside the inner cavity channel, a plurality of sample containers are arranged on the lead screw in a threaded manner, the surfaces of the sample containers are provided with outward-protruding sample adding ports, and a limiting groove for guiding and limiting the sample adding ports is arranged in the inner cavity channel; the utility model can hold a plurality of different samples through a plurality of sample containers, and the samples are driven by the lead screw to be in the detection mark area in sequence, so that the different samples can be detected and calibrated in sequence through the nuclear magnetic probe, and the detection efficiency is higher and the practicability is better; the detection identification area no longer guides and limits the sample container, so that the sample container rotates along with the screw rod, the nuclear magnetic probe is convenient to comprehensively detect the sample in the sample container, and the integrity of the detection information is improved.

Description

Nuclear magnetic resonance detection calibration device

Technical Field

The utility model relates to a technical field is markd in the sample testing, especially relates to a nuclear magnetic resonance detects calibration device.

Background

Present nuclear magnetic resonance detects calibration equipment, its inner structure is simple, can only carry out the scale and the inspection of single sample, when needs carry out scale and inspection to the sample of multiple difference, then needs a plurality of nuclear magnetic resonance to detect calibration equipment, can't realize the demarcation of many samples through a nuclear magnetic resonance detection calibration equipment, when examining the standard to the sample simultaneously, the sample is in quiescent condition mostly, leads to sample detection information comprehensive inadequately easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a nuclear magnetic resonance detects calibration device can carry out the nuclear magnetic resonance to a plurality of samples simultaneously and detect the calibration, improves detection efficiency.

In order to solve the technical problem, the utility model provides a following technical scheme:

a nuclear magnetic resonance detection calibration device comprises a cylindrical metal shielding shell, an inner cavity channel is arranged inside the metal shielding shell, one side of the metal shielding shell is provided with a detection calibration port communicated with the inner cavity channel, one end of the metal shielding shell is provided with a metal shielding cover, the other end of the metal shielding shell is arranged in a sealing way, a screw rod is movably arranged in the inner cavity channel, one end of the screw rod is movably connected with the metal shielding cover through a bearing, the other end of the screw rod is movably connected with the closed end of the metal shielding shell through a bearing, a plurality of sample containers are arranged on the screw rod in a threaded manner, the sample containers are in a disc-shaped structure with a threaded hole in the center, the diameter of the sample container is the same as the inner diameter of the inner cavity channel, the surface of the sample container is provided with a convex sample adding port, and the inner cavity channel is internally provided with a limiting groove for guiding and limiting the sample adding port.

As an optimized technical scheme of the utility model, the bottom fixed mounting of metallic shield shell has the base.

As an optimized technical scheme of the utility model, the one end of lead screw extends to the outside of metal shield lid to there is rocking handle or servo motor through the coupling joint.

As an optimized technical proposal of the utility model, the two end surfaces of the sample container are provided with disc-shaped clapboards.

As a preferred technical scheme of the utility model, the inside of inner chamber passageway is provided with the rotatory chamber that is located detection calibration mouth one side, the radius in rotatory chamber is greater than inner chamber passageway radius and spacing groove height sum.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model can hold a plurality of different samples through a plurality of sample containers, and the samples are driven by the lead screw to be in the detection mark area in sequence, so that the different samples can be detected and calibrated in sequence through the nuclear magnetic probe, and the detection efficiency is higher and the practicability is better; the detection identification area no longer guides and limits the sample container, so that the sample container rotates along with the screw rod, the nuclear magnetic probe can conveniently and comprehensively detect the sample in the sample container, and the completeness and accuracy of the detection information are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the metal shielding shell of the present invention;

wherein: 1. a metal shielding can; 2. a base; 3. a metal shielding cover; 4. a sample container; 5. a partition plate; 6. a screw rod; 7. a rocking handle; 8. detecting a calibration port; 9. a limiting groove; 10. a sample addition port; 11. an inner cavity channel; 12. a rotating chamber.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-2, a nuclear magnetic resonance detection calibration device comprises a cylindrical metal shielding shell 1, an inner cavity channel 11 is arranged inside the metal shielding shell 1, a detection calibration port 8 communicated with the inner cavity channel 11 is arranged on one side of the metal shielding shell 1, a metal shielding cover 3 is arranged at one end of the metal shielding shell 1, the other end of the metal shielding shell is hermetically arranged, a screw rod 6 is movably arranged inside the inner cavity channel 11, one end of the screw rod 6 is movably connected with the metal shielding cover 3 through a bearing, the other end of the screw rod is movably connected with the sealed end of the metal shielding shell 1 through a bearing, a plurality of sample containers 4 are arranged on the screw rod 6 in a threaded manner, the sample containers 4 are of a disc-shaped structure with a threaded hole in the center, the diameter of the sample containers 4 is the same as the inner diameter of the inner cavity channel 11, a limiting groove 9 for guiding and limiting the sample adding port 10 is arranged in the inner cavity channel 11.

The bottom of the metal shielding shell 1 is fixedly provided with a base 2, so that the metal shielding shell 1 can be conveniently and fixedly placed.

One end of the screw rod 6 extends to the outer side of the metal shielding cover 3 and is connected with a rocking handle 7 or a servo motor through a coupler, and the rocking handle 7 or the servo motor can be connected to drive the screw rod 6 to rotate according to actual conditions.

The two end faces of the sample containers 4 are provided with disc-shaped partition plates 5, the partition plates 5 can partition the adjacent sample containers 4 for a certain distance, and interference between the adjacent sample containers 4 during detection is prevented.

The inside of inner chamber passageway 11 is provided with the rotatory chamber 12 that is located 8 one sides of detection calibration mouth, and the radius in rotatory chamber 12 is greater than the sum of inner chamber passageway 11 radius and spacing groove height, and it is spacing no longer to lead to sample container 4 in the rotatory chamber 12, makes sample container 4 rotatory along with lead screw 6, makes things convenient for nuclear magnetic probe to carry out comprehensive detection to the sample in the sample container 4, improves the integrity and the degree of accuracy that detect information.

Specifically, a plurality of different samples are added into different sample containers 4 through sample adding ports 10, then the device is assembled, the sample containers 4 are located in an inner cavity channel 11, a certain distance is reserved between every two adjacent sample containers 4, meanwhile, the sample adding ports 10 on the surfaces of the sample containers 4 are located in limiting grooves 9, guiding limiting is conducted through the limiting grooves 9, and then a nuclear magnetic resonance detection probe extends into a detection calibration port 8; afterwards, the rocking handle 7 is rotated, the screw rod 6 is driven to rotate, through the screw rod transmission principle, the sample container 4 is driven to move in the inner cavity channel 11 along the screw rod 6 until the first sample container 4 enters the rotating cavity 12, the sample container 4 is not guided and limited in the rotating cavity 12 any more, the sample container 4 is made to rotate along with the screw rod 6, meanwhile, the nuclear magnetic resonance detection probe detects and calibrates samples in the sample container 4, when the second sample container 4 moves into the rotating cavity 12, the first sample container 4 is pushed to leave a detection area, the samples in the second sample container 4 start to be detected and calibrated, and the like, until the detection and calibration of all samples are completed.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The nuclear magnetic resonance detection and calibration device comprises a cylindrical metal shielding shell (1) and is characterized in that an inner cavity channel (11) is arranged inside the metal shielding shell (1), a detection and calibration port (8) communicated with the inner cavity channel (11) is arranged on one side of the metal shielding shell (1), a metal shielding cover (3) is installed at one end of the metal shielding shell (1), the other end of the metal shielding shell is arranged in a sealing manner, a screw rod (6) is movably installed inside the inner cavity channel (11), one end of the screw rod (6) is movably connected with the metal shielding cover (3) through a bearing, the other end of the screw rod is movably connected with the sealing end of the metal shielding shell (1) through a bearing, a plurality of sample containers (4) are installed on the screw rod (6) in a threaded manner, and the sample containers (4) are of a disc-shaped structure with a, the diameter of the sample container (4) is the same as the inner diameter of the inner cavity channel (11), the surface of the sample container (4) is provided with a convex sample adding port (10), and a limiting groove (9) used for guiding and limiting the sample adding port (10) is arranged in the inner cavity channel (11).

2. The nuclear magnetic resonance detection and calibration device according to claim 1, wherein a base (2) is fixedly installed at the bottom of the metal shielding shell (1).

3. The nuclear magnetic resonance detection and calibration device according to claim 1, wherein one end of the screw rod (6) extends to the outside of the metal shielding cover (3) and is connected with a rocking handle (7) or a servo motor through a coupling.

4. The nuclear magnetic resonance detection and calibration device according to claim 1, wherein the two end faces of the sample container (4) are provided with disc-shaped partition plates (5).

5. The nuclear magnetic resonance detection and calibration device according to claim 1, wherein the inner cavity channel (11) is internally provided with a rotating cavity (12) which is positioned at one side of the detection and calibration port (8), and the radius of the rotating cavity (12) is larger than the sum of the radius of the inner cavity channel (11) and the height of the limiting groove (9).