Liquid sample dilution treatment device

Abstract

The utility model discloses a liquid sample dilution treatment device and relates to the technical field of liquid dilution. The device comprises a first fixing plate, a first positioning block is fixedly arranged at one end of the first fixing plate, a second fixing plate is fixedly arranged at the end, away from the first fixing plate, of the first positioning block, and a rotating rod is rotationally arranged on the upper surface of the first fixing plate. The end, away from the first fixing plate, of the rotating rod is arranged on the second fixing plate in a penetrating mode, a third fixing plate is fixedly and rotatably arranged at the end, away from the first fixing plate, of the first positioning block, and a diluent tank is fixedly arranged on the upper surface of the third fixing plate. Through mutual cooperation of a first fixing plate, a first positioning block, a second fixing plate, a rotating rod, a first fixing block, a rotating wheel, a groove, a second fixing block, a third fixing block, a spring, a fourth fixing block, a connecting rod, a first bevel gear, a second positioning block, a second bevel gear and a first motor, a sample in a reagent bottle and a diluent can form a vortex during rotation; therefore, full mixing is achieved, and the problem that time and labor are wasted when the reagent bottles are shaken manually is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid dilution, in particular to a liquid sample dilution processing device. Background Art

[0002] Dilution is the process of adding solvent to a solution to reduce the concentration of the solution. After dilution, the concentration of the solution decreases, but the total amount of solute remains unchanged. After dilution, the sample is tested. Due to the decrease in concentration, it has the advantages of small amount of detection reagent, avoidance of measurement error, and high sensitivity.

[0003] In the existing dilution process, workers are required to add the sample and diluent into a reagent bottle, and then manually shake it to fully mix the sample and diluent before testing. However, manual dilution is time-consuming and labor-intensive, and manually shaking the reagent bottle can easily cause the reagent to splash, and if the reagent is harmful, it can even harm human skin. Utility Model Content

[0004] In order to solve the problem of manually shaking reagent bottles, which is time-consuming and labor-intensive, the utility model aims to provide a liquid sample dilution processing device.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solution: a liquid sample dilution and processing device includes a first fixed plate, a first positioning block is fixedly provided at one end of the first fixed plate, a second fixed plate is fixedly provided at the end of the first positioning block away from the first fixed plate, a rotating rod is rotatably provided on the upper surface of the first fixed plate, the end of the rotating rod away from the first fixed plate is penetrated and provided on the second fixed plate, a third fixed plate is fixed and rotatably provided at the end of the first positioning block away from the first fixed plate, and a diluent tank is fixedly provided on the upper surface of the third fixed plate.

[0006] Preferably, a first fixing block is fixedly provided at an eccentric position of the rotating rod away from one end of the first fixing plate, and a rotating wheel is fixedly provided at one end of the first fixing block away from the rotating rod, and a groove is provided at the center of the upper surface of the rotating wheel.

[0007] Compared with the prior art, the beneficial effects of the present invention are:

[0008] 1. Through the mutual cooperation among the first fixing plate, the first positioning block, the second fixing plate, the rotating rod, the first fixing block, the rotating wheel, the groove, the second fixing block, the third fixing block, the spring, the fourth fixing block, the connecting rod, the first bevel gear, the second positioning block, the second bevel gear and the first motor, the sample and the diluent in the reagent bottle can form a vortex during rotation, thereby achieving sufficient mixing, thereby solving the problem of manual shaking of the reagent bottle being time-consuming and laborious;

[0009] 2. This device makes the dilution of liquid samples more automated, eliminating the need for staff to manually shake the reagent bottles, reducing manual involvement in the sample dilution process and preventing harmful reagents from damaging the skin of staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0012] Figure 2 For this utility model Figure 1 A magnified schematic diagram of the structure in the middle.

[0013] Figure 3 This is a schematic diagram of the structure of the runner of the utility model.

[0014] In the figure: 1. first fixed plate; 11. first positioning block; 12. second fixed plate; 13. rotating rod; 14. third fixed plate; 15. diluent tank; 16. first fixed block; 17. rotating wheel; 18. groove; 19. second fixed block; 2. third fixed block; 21. spring; 22. fourth fixed block; 23. connecting rod; 24. first bevel gear; 25. second positioning block; 26. second bevel gear; 27. infusion tube; 28. solenoid valve; 29. first guide tube; 3. second guide tube; 31. third positioning block; 32. screw rod; 33. first motor; 34. limit block; 35. second motor. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0016] Example: Figure 1-3As shown, the utility model provides a liquid sample dilution processing device, including a first fixed plate 1, a first positioning block 11 is fixedly provided at one end of the first fixed plate 1, a second fixed plate 12 is fixedly provided at the end of the first positioning block 11 away from the first fixed plate 1, a rotating rod 13 is rotatably provided on the upper surface of the first fixed plate 1, and the end of the rotating rod 13 away from the first fixed plate 1 is penetrated and arranged on the second fixed plate 12, a third fixed plate 14 is fixed and rotatably provided at the end of the first positioning block 11 away from the first fixed plate 1, and a diluent tank 15 is fixedly provided on the upper surface of the third fixed plate 14.

[0017] A first fixed block 16 is fixedly provided at an eccentric position of the rotating rod 13 away from the first fixed plate 1 , and a rotating wheel 17 is fixedly provided at the end of the first fixed block 16 away from the rotating rod 13 . A groove 18 is provided in the center of the upper surface of the rotating wheel 17 ; a reagent bottle can be placed in the groove 18 .

[0018] A second fixed block 19 is fixedly provided on the upper surface of the rotating wheel 17, and a third fixed block 2 is movably provided on the upper surface of the rotating wheel 17, and a symmetrically distributed spring 21 is fixedly provided on the end of the third fixed block 2 away from the second fixed block 19. A fourth fixed block 22 is fixedly provided on the end of the two springs 21 away from the third fixed block 2. A connecting rod 23 is fixedly provided on the end of the third fixed block 2 away from the second fixed block 19, and an end of the connecting rod 23 away from the third fixed block 2 is passed through the fourth fixed block 22; the reagent bottle in the groove 18 can be fixed by the second fixed block 19 and the third fixed block 2.

[0019] A first bevel gear 24 is fixedly provided at one end of the rotating rod 13 close to the first fixed plate 1, a second positioning block 25 is fixedly provided on the upper surface of the first fixed plate 1, a first motor 33 is fixedly provided on the upper surface of the second positioning block 25, a second bevel gear 26 is fixedly provided at the end of the output shaft of the first motor 33, and the first bevel gear 24 and the second bevel gear 26 are meshed with each other; the rotating rod 13 can be driven by the first motor 33.

[0020] An infusion tube 27 is fixedly provided at one end of the diluent tank 15 away from the first positioning block 11. The end of the infusion tube 27 away from the diluent tank 15 is penetrated and arranged on the third fixed plate 14. An electromagnetic valve 28 is fixedly provided at the end of the infusion tube 27 away from the diluent tank 15. A first guide tube 29 is fixedly provided on the lower surface of the electromagnetic valve 28. A second guide tube 3 is slidably provided in the first guide tube 29; the diluent can be added to the reagent bottle through the second guide tube 3.

[0021] A third positioning block 31 is fixedly provided on one side of the second guide tube 3 , a screw rod 32 is rotatably provided on the third fixing plate 14 , and the third positioning block 31 is threadedly provided on the screw rod 32 ; the second guide tube 3 can be raised or lowered by rotating the screw rod 32 .

[0022] A second motor 35 is fixedly mounted on the upper surface of the third fixing plate 14 . The output shaft end of the second motor 35 is fixedly mounted on an end of the screw rod 32 away from the third positioning block 31 . The screw rod 32 can be driven by the second motor 35 .

[0023] A symmetrically distributed limiting block 34 is fixedly provided on one end of the first positioning block 11 close to the third fixing plate 14 ; the limiting block 34 can limit the third fixing plate 14 .

[0024] Working principle: when in use, the staff can pull the connecting rod 23 to move the third fixing block 2 away from the groove 18, then put the reagent bottle containing the sample into the groove 18, and then loosen the connecting rod 23. At this time, the third fixing block 2 is reset, and the reagent bottle in the groove 18 is fixed by the third fixing block 2 and the second fixing block 19. Then, the third fixing plate 14 is rotated to the side close to the reagent bottle, and the second motor 35 is started. Because the output shaft end of the second motor 35 is fixedly provided with a screw rod 32, the screw rod 32 is threadedly provided with a third positioning block 31, the third positioning block 31 is fixedly provided on the second guide tube 3, and the second guide tube 3 is slidably provided in the first guide tube 29, when the second motor 35 is started, it will drive the second guide tube 3 to move in the direction of the reagent bottle, and extend the end of the second guide tube 3 away from the first guide tube 29 into the reagent bottle, and then add the diluent into the reagent bottle, and then the second motor 35 is reversed to retract the second guide tube 3;

[0025] After adding enough diluent into the reagent bottle, the staff can rotate the third fixed plate 14 to move it away from the reagent bottle, and then start the first motor 33 to drive the second bevel gear 26. Because the first bevel gear 24 is fixedly provided at one end of the rotating rod 13 close to the first fixed plate 1, the first bevel gear 24 and the second bevel gear 26 are engaged with each other, the first fixed block 16 is fixedly provided at the eccentric position of the rotating rod 13 away from the first fixed plate 1, and the first fixed block 16 is fixedly provided at the end away from the rotating rod 13. The wheel 17 is fixedly provided. Therefore, when the first motor 33 is working, it will drive the wheel 17 to rotate, so that the sample and the diluent in the reagent bottle form a vortex during rotation, thereby achieving sufficient mixing.

[0026] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A liquid sample dilution processing device, comprising a first fixed plate (1), characterized in that: A first positioning block (11) is fixedly provided at one end of the first fixing plate (1), a second fixing plate (12) is fixedly provided at one end of the first positioning block (11) away from the first fixing plate (1), a rotating rod (13) is rotatably provided on the upper surface of the first fixing plate (1), and an end of the rotating rod (13) away from the first fixing plate (1) is passed through the second fixing plate (12), a third fixing plate (14) is fixedly rotatably provided at one end of the first positioning block (11) away from the first fixing plate (1), and a diluent tank (15) is fixedly provided on the upper surface of the third fixing plate (14).

2. The liquid sample dilution processing device according to claim 1, characterized in that: A first fixed block (16) is fixedly provided at an eccentric position of one end of the rotating rod (13) away from the first fixed plate (1), and a rotating wheel (17) is fixedly provided at one end of the first fixed block (16) away from the rotating rod (13), and a groove (18) is provided at the center of the upper surface of the rotating wheel (17).

3. The liquid sample dilution processing device according to claim 2, characterized in that: A second fixed block (19) is fixedly provided on the upper surface of the rotating wheel (17), a third fixed block (2) symmetrically distributed with the second fixed block (19) is movably provided on the upper surface of the rotating wheel (17), a symmetrically distributed spring (21) is fixedly provided on one end of the third fixed block (2) away from the second fixed block (19), a fourth fixed block (22) is fixedly provided on one end of the two springs (21) away from the third fixed block (2), a connecting rod (23) is fixedly provided on one end of the third fixed block (2) away from the second fixed block (19), and an end of the connecting rod (23) away from the third fixed block (2) is passed through the fourth fixed block (22).

4. The liquid sample dilution processing device according to claim 1, characterized in that: A first bevel gear (24) is fixedly provided at one end of the rotating rod (13) close to the first fixed plate (1), a second positioning block (25) is fixedly provided on the upper surface of the first fixed plate (1), a first motor (33) is fixedly provided on the upper surface of the second positioning block (25), a second bevel gear (26) is fixedly provided at the end of the output shaft of the first motor (33), and the first bevel gear (24) and the second bevel gear (26) are meshed with each other.

5. The liquid sample dilution processing device according to claim 1, characterized in that: An infusion tube (27) is fixedly provided at one end of the diluent tank (15) away from the first positioning block (11), and the end of the infusion tube (27) away from the diluent tank (15) is penetrated and provided on the third fixed plate (14). An electromagnetic valve (28) is fixedly provided at one end of the infusion tube (27) away from the diluent tank (15), and a first guide tube (29) is fixedly provided on the lower surface of the electromagnetic valve (28), and a second guide tube (3) is slidably provided in the first guide tube (29).

6. The liquid sample dilution processing device according to claim 5, characterized in that: A third positioning block (31) is fixedly provided on one side of the second guide tube (3), a screw rod (32) is rotatably provided on the third fixing plate (14), and the third positioning block (31) is threadedly provided on the screw rod (32).

7. The liquid sample dilution processing device according to claim 1, characterized in that: A second motor (35) is fixedly mounted on the upper surface of the third fixed plate (14), and an output shaft end of the second motor (35) is fixedly mounted on an end of the screw rod (32) away from the third positioning block (31).

8. The liquid sample dilution processing device according to claim 1, wherein: A symmetrically distributed limiting block (34) is fixedly provided at one end of the first positioning block (11) close to the third fixing plate (14).

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