Tablet crusher for drug analysis

Abstract

The utility model relates to the technical field of medicine analysis devices, and discloses a tablet crusher for medicine analysis, which comprises a base, a crushing box is fixedly connected onto the base, a motor is fixedly mounted on a mounting frame, an output end of the motor is fixedly connected with a transmission rod, a crushing roller is fixedly connected onto the transmission rod, and the crushing roller is fixedly connected onto the mounting frame. A first gear is fixedly connected to the transmission rod, a driving belt wheel is fixedly connected to the transmission rod, and a driven belt wheel is fixedly connected to the first connecting rod. According to the tablet crushing device, the motor is started, so that the two groups of crushing rollers rotate in opposite directions, tablets are primarily crushed into large fragments by utilizing the two groups of crushing rollers, the next processing is facilitated, the tablets are further crushed and processed by utilizing the grinding wheel through the arrangement of the transmission belt, the driving bevel gear and the driven bevel gear, and the crushing is more thorough; the utilization rate of tablets is increased, waste is avoided, the smashing effect is good, and medicine analysis is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of drug analysis devices, in particular to a tablet crusher for drug analysis. Background Art

[0002] In the process of drug research and development, it is necessary to continuously analyze the medicinal properties of the drugs. Through a series of inspections and tests on the drugs, it is studied whether the drugs meet the relevant national drug standards, so as to achieve quality control of the drug production process. In the process of drug analysis, it is usually necessary to crush the tablets and then analyze them. A crushing device is needed to crush the tablets.

[0003] However, the existing tablet crushers do not crush the tablets thoroughly enough during use and cannot meet the needs of drug analysis and extraction, resulting in low tablet utilization and waste. In addition, the amount of tablets added cannot be flexibly adjusted during the crushing process and needs to be added manually in small amounts and multiple times, which increases the workload of the operator and has low work efficiency. Therefore, a tablet crusher for drug analysis is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a tablet crusher for drug analysis.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a tablet crusher for drug analysis, comprising a base, a crushing box is fixedly connected to the base, a mounting frame is fixedly connected to the crushing box, a motor is fixedly installed on the mounting frame, a transmission rod is fixedly connected to the output end of the motor, a crushing roller is fixedly connected to the transmission rod, a first gear is fixedly connected to the transmission rod, a second gear is meshedly connected to the first gear, a driven rod is fixedly connected to the second gear, a driving pulley is fixedly connected to the transmission rod, a first connecting rod is rotatably connected to the crushing box, a driven pulley is fixedly connected to the first connecting rod, and a transmission belt is connected between the driving pulley and the driven pulley.

[0006] As a further description of the above technical solution:

[0007] The first connecting rod is fixedly connected with a driving bevel gear, the driving bevel gear is meshed with a driven bevel gear, the driven bevel gear is fixedly connected with a second connecting rod, the second connecting rod is fixedly connected with a grinding wheel, a baffle is fixedly connected in the crushing box, and a feeding hole is opened on the baffle.

[0008] As a further description of the above technical solution:

[0009] A fan is fixedly installed on one side of the crushing box, a discharge pipe is fixedly connected to the fan, a feed port is fixedly connected to the top of the base, and a partition is fixedly connected inside the crushing box.

[0010] As a further description of the above technical solution:

[0011] A rotating rod is rotatably connected to the mounting frame, one end of the rotating rod is fixedly connected to a third gear, a rack is meshedly connected to the third gear, a baffle plate is fixedly connected to the rack, and the other end of the rotating rod is fixedly connected to a handle.

[0012] As a further description of the above technical solution:

[0013] The transmission rod is rotatably connected to the crushing box, the crushing rollers are provided with two groups and are respectively fixed to the transmission rod and the driven rod, the feeding hole is located below the two groups of crushing rollers, and the grinding wheel is located below the feeding hole.

[0014] As a further description of the above technical solution:

[0015] The second connecting rod is rotatably connected to the crushing box, and the second connecting rod is rotatably connected to the partition plate, the partition plate is located above the active bevel gear, and the size of the partition plate is the same as the inner size of the crushing box.

[0016] As a further description of the above technical solution:

[0017] The baffle plate is fitted with the opening of the feed port in the crushing box, and the rack is slidably connected to the crushing box.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, when the tablet crusher for drug analysis is used, the motor is started to make the two groups of crushing rollers rotate in opposite directions, and the two groups of crushing rollers are used to preliminarily crush the tablets into large pieces, which is beneficial to the next step of processing. The driving pulley is driven to rotate while the transmission rod rotates, and the grinding wheel is driven to rotate through the setting of the transmission belt and the active bevel gear and the driven bevel gear. The tablets are further crushed and processed by the grinding wheel, and the crushing is more thorough, thereby improving the utilization rate of the tablets, avoiding waste, and having a good crushing effect, which is beneficial to drug analysis.

[0020] 2. In the utility model, when using the tablet crusher for drug analysis, the operator manually turns the handle to drive the rack to slide on the crushing box through the third gear, and utilizes the sliding of the rack to change the gap between the baffle plate and the opening of the feed port, thereby achieving quantitative adjustment of the amount of drugs put in, without the need for manual assistance in loading, reducing the workload of the operator and helping to improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a tablet crusher for drug analysis proposed by the utility model;

[0022] Figure 2 This is a partial structural section of a tablet crusher for drug analysis proposed by the utility model Figure 1 ;

[0023] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0024] Figure 4 This is a partial structural section of a tablet crusher for drug analysis proposed by the utility model Figure 2 ;

[0025] Figure 5 This is a partial structural section of a tablet crusher for drug analysis proposed by the utility model Figure 3 .

[0026] Legend:

[0027] 1. Base; 2. Crushing box; 3. Mounting frame; 4. Motor; 5. Transmission rod; 6. First gear; 7. Second gear; 8. Driven rod; 9. Crushing drum; 10. Active pulley; 11. First connecting rod; 12. Driven pulley; 13. Transmission belt; 14. Active bevel gear; 15. Driven bevel gear; 16. Second connecting rod; 17. Grinding wheel; 18. Baffle; 19. Feeding hole; 20. Fan; 21. Discharge pipe; 22. Partition; 23. Feeding port; 24. Rotating rod; 25. Third gear; 26. Rack; 27. Baffle plate; 28. Handle. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments 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 in 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.

[0029] Reference Figure 1-Figure 5The utility model provides an embodiment: a tablet crusher for drug analysis, comprising a base 1, a crushing box 2 is fixedly connected to the base 1, a mounting frame 3 is fixedly connected to the crushing box 2, a motor 4 is fixedly installed on the mounting frame 3, a transmission rod 5 is fixedly connected to the output end of the motor 4, a crushing roller 9 is fixedly connected to the transmission rod 5, a first gear 6 is fixedly connected to the transmission rod 5, a second gear 7 is meshedly connected to the first gear 6, a driven rod 8 is fixedly connected to the second gear 7, a driving pulley 10 is fixedly connected to the transmission rod 5, a first connecting rod 11 is rotatably connected to the crushing box 2, and the first connecting rod 11 A driven pulley 12 is fixedly connected to the upper part, a transmission belt 13 is connected between the driving pulley 10 and the driven pulley 12, and the motor 4 is started. Since the first gear 6 is meshed with the second gear 7, the two groups of crushing rollers 9 rotate in opposite directions. The two groups of crushing rollers 9 are used to preliminarily crush the tablets into large pieces, which is beneficial to the next processing. The driving pulley 10 is driven to rotate while the transmission rod 5 rotates. Through the setting of the transmission belt 13, the driving bevel gear 14 and the driven bevel gear 15, the grinding wheel 17 is driven to rotate, thereby improving the utilization rate of the tablets, avoiding waste, and having a good crushing effect, which is beneficial to drug analysis.

[0030] In addition, a driving bevel gear 14 is fixedly connected to the first connecting rod 11, a driven bevel gear 15 is meshedly connected to the driving bevel gear 14, a second connecting rod 16 is fixedly connected to the driven bevel gear 15, a grinding wheel 17 is fixedly connected to the second connecting rod 16, a baffle 18 is fixedly connected to the crushing box 2, a feeding hole 19 is opened on the baffle 18, and the preliminarily crushed tablets fall from the feeding hole 19 into the area between the baffle 18 and the partition 22, and a fan 20 is fixedly installed on one side of the crushing box 2. The fan 20 is fixedly connected with a discharge pipe 21, the top of the base 1 is fixedly connected with a feed port 23, the crushing box 2 is fixedly connected with a partition 22, the mounting frame 3 is rotatably connected with a rotating rod 24, one end of the rotating rod 24 is fixedly connected with a third gear 25, the third gear 25 is meshed with a rack 26, the rack 26 is fixedly connected with a baffle plate 27, the other end of the rotating rod 24 is fixedly connected with a handle 28, the transmission rod 5 is rotatably connected to the crushing box 2, and the crushing drum 9 is provided with two The second connecting rod 16 is rotatably connected to the crushing box 2, and the second connecting rod 16 is rotatably connected to the partition 22. The partition 22 is located above the active bevel gear 14. The size of the partition 22 is the same as the internal size of the crushing box 2. The baffle plate 27 fits the opening of the feed port 23 in the crushing box 2. The rack 26 is slidably connected to the crushing box 2. The operator manually rotates the handle 28, and the handle 28 drives the third gear 25 to rotate through the rotating rod 24. The third gear 25 drives the rack 26 to slide on the crushing box 2. The size of the gap between the baffle plate 27 and the opening of the feed port 23 is changed by sliding the rack 26, so that the amount of medicine put in can be quantitatively adjusted, and no manual labor is required to assist in loading, which reduces the labor of the operator and is conducive to improving work efficiency.

[0031] Working principle: When using the tablet crusher for drug analysis, the operator pours the tablets to be crushed from the feed port 23 into the crushing box 2, starts the motor 4, and the motor 4 drives the crushing roller 9 to rotate through the transmission rod 5. At the same time, the transmission rod 5 drives the first gear 6 to rotate, and the first gear 6 drives the driven rod 8 to rotate through the second gear 7. The driven rod 8 drives another set of crushing rollers 9 to rotate. Since the first gear 6 is meshed with the second gear 7, the two sets of crushing rollers 9 rotate in opposite directions. The two sets of crushing rollers 9 are used to perform preliminary crushing of the tablets, which is beneficial to the next step of processing. The operator manually turns the handle 28, and the handle 28 drives the third gear 25 to rotate through the rotating rod 24. The third gear 25 drives the rack 26 to slide on the crushing box 2, and the sliding of the rack 26 changes the baffle plate. The size of the gap between the opening of the feed port 27 and the feed port 23 can be adjusted to achieve quantitative adjustment of the amount of medicine put in. The initially crushed tablets fall from the discharge hole 19 into the area between the baffle 18 and the partition 22. The driving rod 5 rotates while driving the driving pulley 10. The driving pulley 10 drives the driven pulley 12 to rotate through the transmission belt 13. The driven pulley 12 drives the driving bevel gear 14 to rotate through the first connecting rod 11. The driving bevel gear 14 drives the second connecting rod 16 to rotate through the driven bevel gear 15, thereby driving the grinding wheel 17 to rotate. The grinding wheel 17 is used to further grind the tablets. At this time, the fan 20 is started, and the discharge pipe 21 is connected to the storage device. The fan 20 sucks the crushed tablets into the storage device through the discharge pipe 21, which is convenient for drug analysis.

[0032] 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. A tablet crusher for drug analysis, comprising a base (1), characterized in that: The base (1) is fixedly connected with a crushing box (2), the crushing box (2) is fixedly connected with a mounting frame (3), the mounting frame (3) is fixedly mounted with a motor (4), the output end of the motor (4) is fixedly connected with a transmission rod (5), the transmission rod (5) is fixedly connected with a crushing drum (9), the transmission rod (5) is fixedly connected with a first gear (6), the first gear (6) is meshedly connected with a second gear (7), the second gear (7) is fixedly connected with a driven rod (8), the transmission rod (5) is fixedly connected with a driving pulley (10), the crushing box (2) is rotatably connected with a first connecting rod (11), the first connecting rod (11) is fixedly connected with a driven pulley (12), and a transmission belt (13) is connected between the driving pulley (10) and the driven pulley (12).

2. A tablet crusher for drug analysis according to claim 1, characterized in that: The first connecting rod (11) is fixedly connected to a driving bevel gear (14), the driving bevel gear (14) is meshingly connected to a driven bevel gear (15), the driven bevel gear (15) is fixedly connected to a second connecting rod (16), the second connecting rod (16) is fixedly connected to a grinding wheel (17), a baffle (18) is fixedly connected inside the crushing box (2), and a material discharge hole (19) is provided on the baffle (18).

3. A tablet crusher for drug analysis according to claim 2, characterized in that: A fan (20) is fixedly mounted on one side of the crushing box (2), a discharge pipe (21) is fixedly connected to the fan (20), a feed port (23) is fixedly connected to the top of the base (1), and a partition (22) is fixedly connected inside the crushing box (2).

4. A tablet crusher for drug analysis according to claim 3, characterized in that: The mounting frame (3) is rotatably connected to a rotating rod (24), one end of the rotating rod (24) is fixedly connected to a third gear (25), the third gear (25) is meshingly connected to a rack (26), the rack (26) is fixedly connected to a material blocking plate (27), and the other end of the rotating rod (24) is fixedly connected to a handle (28).

5. A tablet crusher for drug analysis according to claim 4, characterized in that: The transmission rod (5) is rotatably connected to the crushing box (2); the crushing rollers (9) are provided with two groups and are respectively fixed to the transmission rod (5) and the driven rod (8); the discharge hole (19) is located below the two groups of crushing rollers (9); and the grinding wheel (17) is located below the discharge hole (19).

6. A tablet crusher for drug analysis according to claim 5, characterized in that: The second connecting rod (16) is rotatably connected to the crushing box (2), and the second connecting rod (16) is rotatably connected to a partition (22). The partition (22) is located above the active bevel gear (14), and the size of the partition (22) is the same as the internal size of the crushing box (2).

7. A tablet crusher for drug analysis according to claim 6, characterized in that: The material baffle plate (27) fits with the opening of the material feed port (23) in the crushing box (2), and the rack (26) is slidably connected to the crushing box (2).

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