Device for automatically adding sample to elemental analyzer

Abstract

The utility model discloses a device for automatically adding samples to an element analyzer, which comprises a sample frame main body, a controller arranged above the sample frame main body, a sample storage plate arranged on the sample frame main body, and sample storage holes arranged above the sample storage plate and used for storing different samples, a sample suction device assembly used for sampling samples in the sample storage holes is arranged above the sample frame main body, a first driving assembly used for driving the sample suction device assembly to move is arranged on the sample frame main body, and a second driving assembly used for driving the sample storage plate to move is arranged on the sample frame main body. According to the utility model, through the first driving assembly and the second driving assembly, on one hand, automatic sample adding for the sample introduction disc of the 120-hole element analyzer can be realized, and the manual sample adding time of experimenters in the experiment process is greatly saved; on the other hand, the sample adding sequence is automatically recognized through electronic compilation, and the conditions of sample mixing and errors possibly caused by manual sample adding during large-scale long-term sample measurement are avoided to a great extent.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of element analyzers, in particular to a device for automatically adding samples to element analyzers. Background Art

[0002] The physiological process mechanisms of trees involve interactions among meteorology, soil, plants, hydrology and other aspects. The historical information extracted from tree rings has become an important proxy for studying the dynamic changes of the system.

[0003] Research on tree rings has developed from the measurement of tree ring width to the stage of refined information extraction. Currently, researchers need to do further experimental analysis on crushed annual samples. With the continuous development of detection experiments, the vario pyro cube element analyzer has realized the function of fully automatic long-term continuous measurement of samples. Therefore, manual sample addition by the instrument can no longer meet the experimental process. The operation is cumbersome and time-consuming. Long-term manual sample placement operations for thousands of samples are also prone to human errors. Utility Model Content

[0004] The technical solution of the utility model aims at the technical problem that the existing technical solutions are too single, and provides a solution that is significantly different from the existing technologies. It mainly provides a device for automatically adding samples to an element analyzer, so as to solve the technical problem that the existing equipment mentioned in the above background technology is prone to errors due to long-term manual sampling of thousands of samples.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] A device for automatically adding samples to an element analyzer comprises a sample rack body, a controller is arranged above the sample rack body, a sample storage plate is arranged on the sample rack body, sample storage holes for storing different samples are opened above the sample storage plate, a sample suction device assembly for sampling samples inside the sample storage holes is arranged above the sample rack body, a first driving assembly for driving the sample suction device assembly to move is arranged on the sample rack body, and a second driving assembly for driving the sample storage plate to move is arranged on the sample rack body.

[0007] Preferably, the sampler assembly includes a sampler inlet tube, which is arranged above the sample storage plate, and the sampler inlet tube is detachably connected to the air inlet end of the sampler air pump, and the air outlet end of the sampler air pump is detachably connected to the sample outlet.

[0008] Preferably, the first driving component includes a sampler slide rail, which is arranged above the sample rack body, and a sampler y-axis slider is slidably connected to the sampler slide rail. A sampler y-axis motor is fixedly installed on the sample rack body, and the sampler y-axis motor drives the sampler y-axis slider to move in the y-axis direction via the sampler slide rail.

[0009] Preferably, a sampler x-axis motor is fixedly mounted on the sampler y-axis slider, and the sampler x-axis motor drives the sampler x-axis slider to move in the x-axis direction via the sampler slide rail.

[0010] Preferably, a z-axis motor of the sampler is fixedly mounted on the x-axis slider of the sampler, and the z-axis motor of the sampler drives the sampler inlet tube to move in the z-axis direction through the slide rail of the sampler.

[0011] Preferably, the second driving assembly comprises a sample rack x-top axis and a sample rack x-bottom, the sample rack x-top axis and the sample rack x-bottom are arranged on the upper and lower sides of the sample rack main body x, the sample rack x-axis right motor and the sample rack x-axis left motor are respectively fixedly mounted on the sample rack main body, the sample rack x-axis right motor and the sample rack x-axis left motor are used to drive the sample storage plate to move in the x direction along the sample rack x-top axis and the sample rack x-bottom.

[0012] Preferably, a sample rack z-axis is provided on the sample rack body, and a sample rack z-axis downward motor and a sample rack z-axis upward motor are fixedly installed on the sample rack body, and the sample rack z-axis downward motor and the sample rack z-axis upward motor are used to drive the sample storage plate to move in the z-axis direction along the sample rack z-axis.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: through the first drive assembly and the second drive assembly, on the one hand, automatic sample loading for the 120-hole element analyzer sample tray can be realized, which greatly saves the time of manual sample loading for the experimenter during the experiment; on the other hand, the sample loading sequence is automatically identified through electronic compilation, which largely avoids the mixing and errors that may be caused by manual sample loading during a large number of long-term sample measurements.

[0014] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;

[0016] 1. Sample outlet; 2. Sampler air pump; 3. Sampler y-axis slider; 4. Sampler x-axis slider; 5. Sampler slide rail; 6. Sample rack z-axis upward motor; 7. Sample rack x-axis top axis; 8. Controller; 9. Sample rack x-bottom; 10. Sample rack x-axis right motor; 11. Sample rack body; 12. Sample storage plate; 13. Sample rack z-axis; 14. Sampler x-axis motor; 15. Sample rack z-axis downward motor; 16. Sampler y-axis motor; 17. Sample rack x-axis left motor; 18. Sampler z-axis motor; 19. Sampler inlet tube. DETAILED DESCRIPTION

[0017] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0018] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by technicians in the technical field of the present invention. The terminology used in the specification of the present invention is for the purpose of describing specific embodiments and is not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0020] Please refer to the attached Figure 1 A device for automatically adding samples to an element analyzer includes a sample rack body 11, a controller 8 is arranged above the sample rack body 11, a sample storage plate 12 is arranged on the sample rack body 11, a sample storage hole for storing different samples is opened above the sample storage plate 12, a sample suction device assembly for sampling samples inside the sample storage hole is arranged above the sample rack body 11, a first driving assembly for driving the sample suction device assembly to move is arranged on the sample rack body 11, and a second driving assembly for driving the sample storage plate 12 to move is arranged on the sample rack body 11.

[0021] The specific operation process of the present invention is as follows: the sample is set inside the sample storage hole opened on the sample storage plate 12, the controller 8 drives the sample suction device assembly to move and adjust in the three directions of x-axis, y-axis and z-axis through the first driving assembly, the controller 8 drives the sample storage plate 12 to move in the x-axis and z-axis directions through the second driving assembly, and the samples inside the sample storage holes opened on the multi-layer sample storage plate 12 are extracted and sampled in sequence through the first driving assembly and the second driving assembly.

[0022] Please refer to Figure 1 The sampler assembly includes a sampler inlet tube 19, which is arranged above the sample storage plate 12. The sampler inlet tube 19 is detachably connected to the air inlet end of the sampler air pump 2, and the air outlet end of the sampler air pump 2 is detachably connected to the sample outlet 1.

[0023] The sample aspirator air pump 2 is started, and the sample aspirator air pump 2 draws out the sample from the sample storage hole opened on the sample storage plate 12 below through the sample aspirator sampling tube 19 below, and then discharges it through the sample outlet 1 to achieve sampling.

[0024] Please refer to Figure 1 The first driving component includes a sampler slide rail 5, which is arranged above the sample rack body 11. The sampler slide rail 5 is slidably connected to the sampler y-axis slider 3. The sampler y-axis motor 16 is fixedly installed on the sample rack body 11. The sampler y-axis motor 16 drives the sampler y-axis slider 3 to move in the y-axis direction through the sampler slide rail 5. The sampler y-axis motor 14 is fixedly installed on the sampler y-axis slider 3. The sampler x-axis motor 14 drives the sampler x-axis slider 4 to move in the x-axis direction through the sampler slide rail 5. The sampler z-axis motor 18 is fixedly installed on the sampler x-axis slider 4. The sampler z-axis motor 18 drives the sampler inlet tube 19 to move in the z-axis direction through the sampler slide rail 5.

[0025] Start the sampler y-axis motor 16, which drives the two sampler y-axis sliders 3 to move along the y-axis direction of the sampler slide rail 5 through a screw, start the sampler x-axis motor 14, which drives the sampler x-axis slider 4 to move along the x-axis direction of the sampler slide rail 5 through a screw, start the sampler z-axis motor 18, which drives the sampler z-axis motor 18 to move the sampler injection tube 19 along the z-axis direction of the sampler slide rail 5 through a screw, and the three motors work together to drive the sampler injection tube 19 to move into each sample storage hole opened on the sample storage plate 12 below, and the sampler injection tube 19 will be inserted into the sample storage hole to extract the sample inside.

[0026] Please refer to Figure 1The second driving component includes a sample rack x top axis 7 and a sample rack x bottom 9, which are arranged on the upper and lower sides of the sample rack main body 11x, and the sample rack x-axis right motor 10 and the sample rack x-axis left motor 17 are fixedly installed on the sample rack main body 11 respectively, and the sample rack x-axis right motor 10 and the sample rack x-axis left motor 17 are used to drive the sample storage plate 12 to move along the sample rack x top axis 7 and the sample rack x bottom 9 in the x direction, and the sample rack z-axis 13 is arranged on the sample rack main body 11, and the sample rack z-axis downward motor 15 and the sample rack z-axis upward motor 6 are fixedly installed on the sample rack main body 11, and the sample rack z-axis downward motor 15 and the sample rack z-axis upward motor 6 are used to drive the sample storage plate 12 to move along the sample rack z-axis 13 in the z-axis direction.

[0027] Start the sample rack x-axis right motor 10 and the sample rack x-axis left motor 17, and the sample rack x-axis right motor 10 and the sample rack x-axis left motor 17 drive the sample storage plate 12 to move along the sample rack x-top axis 7 and the sample rack x-bottom 9 in the x-axis direction through the screw rod. Start the sample rack z-axis upward motor 6 and the sample rack z-axis downward motor 15, and the sample rack z-axis upward motor 6 and the sample rack z-axis downward motor 15 drive the sample storage plate 12 to move along the sample rack z-axis 13 in the z-axis direction through the screw rod.

[0028] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A device for automatically adding samples to an element analyzer, comprising a sample holder body (11), characterized in that: A controller (8) is arranged above the sample rack body (11); a sample storage plate (12) is arranged on the sample rack body (11); a sample storage hole for storing different samples is provided above the sample storage plate (12); a sample suction device assembly for sampling samples inside the sample storage hole is arranged above the sample rack body (11); a first driving assembly for driving the sample suction device assembly to move is arranged on the sample rack body (11); and a second driving assembly for driving the sample storage plate (12) to move is arranged on the sample rack body (11).

2. The device for automatically adding samples to an element analyzer according to claim 1, characterized in that: The sample aspirator assembly comprises a sample aspirator sample inlet tube (19), wherein the sample aspirator sample inlet tube (19) is arranged above the sample storage plate (12), the sample aspirator sample inlet tube (19) is detachably connected to the air inlet end of the sample aspirator air pump (2), and the air outlet end of the sample aspirator air pump (2) is detachably connected to a sample outlet (1).

3. The device for automatically adding samples to an element analyzer according to claim 1, characterized in that: The first driving component comprises a sample suction slide rail (5), wherein the sample suction slide rail (5) is arranged above the sample rack body (11), a sample suction y-axis slider (3) is slidably connected to the sample suction slide rail (5), and a sample suction y-axis motor (16) is fixedly installed on the sample rack body (11), and the sample suction y-axis motor (16) drives the sample suction y-axis slider (3) to move in the y-axis direction via the sample suction slide rail (5).

4. The device for automatically adding samples to an element analyzer according to claim 3, characterized in that: The sample aspirator y-axis slider (3) is fixedly mounted with a sample aspirator x-axis motor (14), and the sample aspirator x-axis motor (14) drives the sample aspirator x-axis slider (4) to move in the x-axis direction via the sample aspirator slide rail (5).

5. The device for automatically adding samples to an element analyzer according to claim 4, characterized in that: A sampler z-axis motor (18) is fixedly mounted on the sampler x-axis slider (4), and the sampler z-axis motor (18) drives the sampler inlet tube (19) to move in the z-axis direction via the sampler slide rail (5).

6. The device for automatically adding samples to an element analyzer according to claim 1, characterized in that: The second driving assembly comprises a sample rack x-top shaft (7) and a sample rack x-bottom shaft (9), wherein the sample rack x-top shaft (7) and the sample rack x-bottom shaft (9) are arranged on the upper and lower sides of the sample rack body (11) in the x-direction, and the sample rack x-axis right-hand motor (10) and the sample rack x-axis left-hand motor (17) are respectively fixedly mounted on the sample rack body (11), and the sample rack x-axis right-hand motor (10) and the sample rack x-axis left-hand motor (17) are used to drive the sample storage plate (12) to move in the x-direction along the sample rack x-top shaft (7) and the sample rack x-bottom shaft (9).

7. The device for automatically adding samples to an element analyzer according to claim 6, characterized in that: A sample rack z-axis (13) is provided on the sample rack body (11), and a sample rack z-axis downward motor (15) and a sample rack z-axis upward motor (6) are fixedly mounted on the sample rack body (11), and the sample rack z-axis downward motor (15) and the sample rack z-axis upward motor (6) are used to drive the sample storage plate (12) to move along the sample rack z-axis (13) in the z-axis direction.

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