Automatic sample injector with expansion function

Abstract

The utility model relates to the technical field of automatic sample injection, and discloses an automatic sample injector with an expansion function, which comprises a middle box, one side of the outer wall of the middle box is fixedly connected with a first base, a placing groove is arranged in the first base, the inner wall of the first base is connected with a placing box in a sliding manner, and the placing box is provided with a plurality of grooves. A storage sample is mounted on the inner wall of the placement box, a sampling box is fixedly connected to the top of the middle box, a taken-out sample is mounted on the inner wall of the sampling box, a motor is mounted on the inner wall of the middle box, a worm is fixedly connected to the output end of the motor, and a worm gear is connected to the outer wall of the worm in a meshed mode. According to the device, the second base is fixed on the other side of the outer wall of the middle box, meanwhile, the placing groove is formed in the second base to limit the expansion box, expansion samples are stored in the inner wall of the expansion box, the sample capacity of the device is greatly increased by arranging the second base and the expansion box, more samples can be conveniently stored, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic sample injection, in particular to an automatic sample injector with an extended function. Background Art

[0002] An autosampler is a device used in laboratory analysis. Its main function is to automatically introduce samples into analytical instruments for detection or analysis. These instruments can handle various types of samples, including liquids, solids, and gases.

[0003] Most of the existing automatic samplers are small devices, which means that the samples stored are too few, the experimental analysis is very limited, and the sampling tube needs to be manually removed for internal cleaning after work, which increases the workload. Utility Model Content

[0004] In order to make up for the above deficiencies, the utility model provides an automatic sampler with extended functions, aiming to improve the problem that most of the existing automatic samplers are small devices, so that the stored samples are too few, the experimental analysis is greatly limited, and the sampling tube needs to be manually removed for internal cleaning after work, which increases the workload.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic sampler with extended functions, comprising an intermediate box, one side of the outer wall of the intermediate box is fixedly connected to a first base, a placement slot is arranged inside the first base, a placement box is slidably connected to the inner wall of the first base, a storage sample is installed on the inner wall of the placement box, a sampling box is fixedly connected to the top of the intermediate box, a sample is taken out of the inner wall of the sampling box, a motor is installed on the inner wall of the intermediate box, a worm is fixedly connected to the output end of the motor, and the outer wall of the worm is meshingly connected to A worm wheel, the outer wall of the worm wheel is fixedly connected to a rotating shaft, the top of the rotating shaft is fixedly connected to a mounting plate, the inner wall of the mounting plate is fixedly connected to a first electric push rod, the output end of the first electric push rod is fixedly connected to an external sleeve, the inner wall of the external sleeve is slidably connected to the outer wall of the rotating shaft, the outer wall of the external sleeve is fixedly connected to a fixing rod, the outer wall of the fixing rod is slidably connected to a positioning block, the outer wall of the external sleeve is fixedly connected to a second electric push rod, the output end of the second electric push rod is fixedly connected to the outer wall of the positioning block, and the bottom of the positioning block is fixedly connected to a sampling tube.

[0006] Preferably, a second base is fixedly connected to the other side of the outer wall of the intermediate box, a placement groove is provided inside the second base, an extension box is slidably connected to the inner wall of the second base, and an extension sample is installed on the inner wall of the extension box.

[0007] Preferably, a partition is fixedly connected to the top of the second base, partitions are fixedly connected to both sides of the top of the intermediate box, and a partition is fixedly connected to the top of the first base.

[0008] Preferably, the inner wall of the first base is fixedly connected with a slope, the inner wall of the second base is fixedly connected with a slope, and one side of the outer wall of the first base, the second base and the intermediate box are fixedly connected with a placement plate.

[0009] Preferably, a first electric push plate is fixedly connected to the top of the first base, and a first electric push plate is fixedly connected to the top of the second base.

[0010] Preferably, a cleaning box is fixedly connected to the top of the intermediate box, a clean water tank is provided inside the cleaning box, a sewage tank is provided inside the cleaning box, and a drain pipe is fixedly connected to the outer wall of the cleaning box.

[0011] Preferably, the inner wall of the middle box is fixedly connected with a second electric push plate, the output end of the second electric push plate is fixedly connected with a slider, the bottom of the slider is slidably connected with a slide plate, the bottom of the slide plate is fixedly connected to the inner wall of the middle box, and the top of the slider is fixedly connected to the outer wall of the motor.

[0012] The utility model has the following beneficial effects:

[0013] 1. In the utility model, the second base is fixed on the other side of the outer wall of the middle box, and a placement groove is provided inside the second base to limit the expansion box. The inner wall of the expansion box stores the expansion samples. The second base and the expansion box are provided to greatly increase the sample capacity of the device, facilitate the storage of more samples, and improve work efficiency.

[0014] 2. In the utility model, a cleaning box is fixed on the top of the middle box, and the sampling tube is controlled to be placed in the clean water tank to absorb clean water to rinse the inner wall of the sampling tube. Then the sampling tube is controlled to be placed in the sewage tank to discharge the sewage in the flushing sampling tube. The drain pipe controls the discharge of the sewage in the sewage tank.

[0015] 3. In the utility model, by starting the first electric push rod to push and pull the external sleeve, the height of the sampling tube is conveniently adjusted, the second electric push rod is started to push and pull the positioning block and cooperate with the second electric push rod to push and pull the slider, the slider slides on the slide plate, the slider drives the motor to move horizontally, and then drives the horizontal movement of the rotating shaft and the sampling tube, so as to facilitate the adjustment of the horizontal positioning of the sampling tube, the outer wall of the positioning block is fixed at the output end of the second electric push rod, and the fixing rod limits the positioning block to prevent the sampling tube from tilting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of an automatic sample injector with extended functions proposed by the utility model;

[0017] Figure 2 A top view of an automatic sample injector with extended functions proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of an intermediate box of an automatic sampler with extended functions proposed by the utility model.

[0019] Legend:

[0020] 1. First base; 2. Placement box; 3. Storage sample; 4. Slope; 5. Placement board; 6. Intermediate box; 7. Drain pipe; 8. Cleaning box; 9. Sewage tank; 10. Clean water tank; 11. Extension box; 12. Extension sample; 13. Fixing rod; 14. Sampling tube; 15. Positioning block; 16. Second electric push rod; 17. First electric push rod; 18. Mounting plate; 19. External sleeve; 20. First electric push plate; 21. Partition; 22. Second electric push plate; 23. Slide plate; 24. Motor; 25. Worm; 26. Worm wheel; 27. Slider; 28. Rotating shaft. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Reference Figure 1-Figure 3The utility model provides an embodiment: the automatic sampler with extended function of the embodiment comprises an intermediate box 6, one side of the outer wall of the intermediate box 6 is fixedly connected with a first base 1, a placement groove is arranged inside the first base 1, a placement box 2 is slidably connected to the inner wall of the first base 1, a storage sample 3 is installed on the inner wall of the placement box 2, a sampling box is fixedly connected to the top of the intermediate box 6, a sample removal box is installed on the inner wall of the sampling box, a motor 24 is installed on the inner wall of the intermediate box 6, a worm 25 is fixedly connected to the output end of the motor 24, a worm wheel 26 is meshingly connected to the outer wall of the worm 25, and the outer wall of the worm wheel 26 is fixedly connected to the outer wall of the worm wheel 26. A rotating shaft 28 is fixedly connected, a mounting plate 18 is fixedly connected to the top of the rotating shaft 28, a first electric push rod 17 is fixedly connected to the inner wall of the mounting plate 18, an output end of the first electric push rod 17 is fixedly connected to an external sleeve 19, an inner wall of the external sleeve 19 is slidably connected to the outer wall of the rotating shaft 28, a fixing rod 13 is fixedly connected to the outer wall of the external sleeve 19, a positioning block 15 is slidably connected to the outer wall of the fixing rod 13, a second electric push rod 16 is fixedly connected to the outer wall of the external sleeve 19, an output end of the second electric push rod 16 is fixedly connected to the outer wall of the positioning block 15, and a sampling tube 14 is fixedly connected to the bottom of the positioning block 15.

[0023] One side of the middle box 6 is connected to the first base 1. A placement groove is provided on the first base 1 for limiting the placement box 2 to prevent displacement. The sample 3 is stored inside the placement box 2. The motor 24 is started to drive the worm 25. The worm 25 is meshed and connected with the worm wheel 26. The worm 25 drives the worm wheel 26 to rotate, thereby driving the rotating shaft 28 and the mounting plate 18 to rotate, so as to drive the sampling tube 14 to turn. The first electric push rod 17 is started to push and pull the external sleeve 19 to facilitate the height adjustment of the sampling tube 14. The second electric push rod 16 is started to push and pull the positioning block 15 to facilitate the horizontal positioning of the sampling tube 14. The outer wall of the positioning block 15 is fixed at the output end of the second electric push rod 16. The inner wall of the positioning block 15 slides on the outer wall of the fixing rod 13. The fixing rod 13 limits the positioning block 15 to prevent the sampling tube 14 from tilting.

[0024] A second base is fixedly connected to the other side of the outer wall of the middle box 6, a placement groove is provided inside the second base, an extension box 11 is slidably connected to the inner wall of the second base, and an extension sample 12 is installed on the inner wall of the extension box 11.

[0025] A second base is fixed on the other side of the outer wall of the middle box 6, and a placement groove is set inside the second base to limit the expansion box 11. The inner wall of the expansion box 11 stores the expansion sample 12. The provision of the second base and the expansion box 11 greatly increases the sample capacity of the device, facilitates the storage of more samples, and improves work efficiency.

[0026] The top of the second base is fixedly connected with a partition plate 21 , both sides of the top of the middle box 6 are fixedly connected with partition plates 21 , and the top of the first base 1 is fixedly connected with a partition plate 21 .

[0027] A partition plate 21 is fixed on the second base and the middle box 6 to prevent the expansion box 11 from scattering, and a partition plate 21 is fixed on the first base 1 and the middle box 6 to prevent the placement box 2 from scattering.

[0028] The inner wall of the first base 1 is fixedly connected with a slope 4, the inner wall of the second base is fixedly connected with a slope 4, and one side of the outer wall of the first base 1, the second base and the middle box 6 is fixedly connected with a placement plate 5. The top of the first base 1 is fixedly connected with a first electric push plate 20, and the top of the second base is fixedly connected with a first electric push plate 20.

[0029] A slope 4 is fixed on the inner walls of the first base 1 and the second base, and a placement plate 5 is fixed on one side of the outer walls of the first base 1, the second base and the middle box 6, which is conducive to the sliding and stable removal of the placement box 2 and the expansion box 11, placing them on the placement plate 5, and starting the first electric push plate 20 to automatically push the placement box 2 and the expansion box 11, thereby greatly reducing the workload of the staff.

[0030] A cleaning box 8 is fixedly connected to the top of the middle box 6 , a clean water tank 10 is arranged inside the cleaning box 8 , a sewage tank 9 is arranged inside the cleaning box 8 , and a drain pipe 7 is fixedly connected to the outer wall of the cleaning box 8 .

[0031] The cleaning box 8 is fixed on the top of the middle box 6, and the sampling tube 14 is controlled to be placed in the clean water tank 10 to absorb clean water to rinse the inner wall of the sampling tube 14, and then the sampling tube 14 is controlled to be placed in the sewage tank 9 to discharge the sewage in the flushing sampling tube 14, and the drain pipe 7 controls the discharge of the sewage in the sewage tank 9.

[0032] The inner wall of the middle box 6 is fixedly connected with a second electric push plate 22, the output end of the second electric push plate 22 is fixedly connected with a slider 27, the bottom of the slider 27 is slidably connected with a slide plate 23, the bottom of the slide plate 23 is fixedly connected to the inner wall of the middle box 6, and the top of the slider 27 is fixedly connected to the outer wall of the motor 24.

[0033] The second electric push rod 16 is started to push and pull the slider 27, and the slider 27 slides on the slide plate 23. The slider 27 drives the motor 24 to move horizontally, and then drives the rotating shaft 28 and the sampling tube 14 to move horizontally, which is conducive to quickly and automatically adjusting the horizontal positioning of the sampling tube 14 and improving the sampling efficiency.

[0034] Working principle: one side of the middle box 6 is connected to the first base 1, a placement slot is provided on the first base 1, the interior of the placement box 2 is used to store the sample 3, the second base is fixed on the other side of the outer wall of the middle box 6, and a placement slot is provided inside the second base to limit the extension box 11, the inner wall of the extension box 11 stores the extension sample 12, the motor 24 is started to drive the worm 25, the worm 25 is meshed and connected with the worm wheel 26, the worm 25 drives the worm wheel 26 to rotate, and then drives the rotating shaft 28 and the mounting plate 18 to rotate, so as to facilitate the sampling tube 14 to turn, the first electric push rod 17 is started to push and pull the external sleeve 19, so as to facilitate the height adjustment of the sampling tube 14, and the second electric push rod 1 is started The push-pull positioning block 15 cooperates with the second electric push rod 16 to push-pull the slider 27. The slider 27 slides on the slide plate 23. The slider 27 drives the motor 24 to move horizontally, thereby driving the rotating shaft 28 and the sampling tube 14 to move horizontally, so as to facilitate the adjustment of the horizontal positioning of the sampling tube 14. The outer wall of the positioning block 15 is fixed to the output end of the second electric push rod 16. The fixing rod 13 limits the positioning block 15 to prevent the sampling tube 14 from tilting. The sampling tube 14 is placed in the clean water tank 10 to absorb clean water to rinse the inner wall of the sampling tube 14. The sampling tube 14 is then placed in the sewage tank 9 to discharge the sewage in the flushing sampling tube 14. The drain pipe 7 controls the discharge of the sewage in the sewage tank 9.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic sample injector with extended functions, comprising an intermediate box (6), characterized in that: The outer wall of the intermediate box (6) is fixedly connected to a first base (1), a placement groove is provided inside the first base (1), the inner wall of the first base (1) is slidably connected to a placement box (2), the inner wall of the placement box (2) is installed with a storage sample (3), the top of the intermediate box (6) is fixedly connected to a sampling box, the inner wall of the sampling box is installed with a sample removal device, the inner wall of the intermediate box (6) is installed with a motor (24), the output end of the motor (24) is fixedly connected to a worm (25), the outer wall of the worm (25) is meshingly connected to a worm wheel (26), the outer wall of the worm wheel (26) is fixedly connected to a rotating shaft (28), the top of the rotating shaft (28) is fixedly connected to a sampling box, the inner wall of the sampling box is installed with a sample removal device, the inner wall of the intermediate box (6) is installed with a motor (24), the output end of the motor (24) is fixedly connected to a worm (25), the outer wall of the worm (25) is meshingly connected to a worm wheel (26), the outer wall of the worm wheel (26) is fixedly connected to a rotating shaft (28), and the top of the rotating shaft (28) is fixedly connected to a worm wheel (26). A mounting plate (18) is fixedly connected to the inner wall of the mounting plate (18), a first electric push rod (17) is fixedly connected to the output end of the first electric push rod (17), the inner wall of the external sleeve (19) is slidably connected to the outer wall of the rotating shaft (28), the outer wall of the external sleeve (19) is fixedly connected to a fixing rod (13), the outer wall of the fixing rod (13) is slidably connected to a positioning block (15), the outer wall of the external sleeve (19) is fixedly connected to a second electric push rod (16), the output end of the second electric push rod (16) is fixedly connected to the outer wall of the positioning block (15), and the bottom of the positioning block (15) is fixedly connected to a sampling tube (14).

2. The automatic sample injector with extended function according to claim 1, characterized in that: A second base is fixedly connected to the other side of the outer wall of the intermediate box (6), a placement groove is provided inside the second base, an extension box (11) is slidably connected to the inner wall of the second base, and an extension sample (12) is installed on the inner wall of the extension box (11).

3. The automatic sample injector with extended function according to claim 2, characterized in that: A partition (21) is fixedly connected to the top of the second base, partitions (21) are fixedly connected to both sides of the top of the intermediate box (6), and a partition (21) is fixedly connected to the top of the first base (1).

4. The automatic sample injector with extended function according to claim 2, characterized in that: The inner wall of the first base (1) is fixedly connected to a slope (4), the inner wall of the second base is fixedly connected to a slope (4), and one side of the outer wall of the first base (1), the second base and the intermediate box (6) are all fixedly connected to a placement plate (5).

5. The automatic sample injector with extended function according to claim 2, characterized in that: The top of the first base (1) is fixedly connected to a first electric push plate (20), and the top of the second base is fixedly connected to a first electric push plate (20).

6. The automatic sample injector with extended function according to claim 1, characterized in that: The top of the intermediate box (6) is fixedly connected to a cleaning box (8), a clean water tank (10) is provided inside the cleaning box (8), a sewage tank (9) is provided inside the cleaning box (8), and a drainage pipe (7) is fixedly connected to the outer wall of the cleaning box (8).

7. The automatic sample injector with extended function according to claim 1, characterized in that: The inner wall of the intermediate box (6) is fixedly connected to a second electric push plate (22), the output end of the second electric push plate (22) is fixedly connected to a slider (27), the bottom of the slider (27) is slidably connected to a slide plate (23), the bottom of the slide plate (23) is fixedly connected to the inner wall of the intermediate box (6), and the top of the slider (27) is fixedly connected to the outer wall of the motor (24).

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