Medical tablet grinding device

Abstract

The utility model discloses a medical tablet grinding device which comprises a grinding cylinder and a grinding assembly. Wherein the grinding cylinder is of a groove body structure with an opening in the top; the grinding assembly is slidably arranged in the grinding cylinder in the length direction of the grinding cylinder and comprises a grinding roller matched with the inner bottom wall of the grinding cylinder, and the grinding roller is rotationally arranged in the width direction of the grinding cylinder. Compared with the prior art, the tablet grinding device has the advantages that the grinding cylinder is designed to be of the groove body structure with the top opening, tablets can be added into the grinding cylinder from the top opening of the groove body structure, then the grinding assembly slides in the grinding cylinder in the length direction of the grinding assembly in a reciprocating mode, the grinding roller is driven to roll in the grinding cylinder in a reciprocating mode, and the tablets are ground into powder; and after grinding is completed, the medicine powder can be poured out from the top opening of the groove body structure, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding equipment, in particular to a medical tablet grinding device. Background Art

[0002] Pharmacy mainly studies the origin, preparation, properties, effects, analysis, identification, preparation, production, storage and search for new drugs of drugs. Its main task is to continuously provide more effective drugs and improve the quality of drugs, ensure the safety of drug use, and enable patients to treat or cure diseases in a way that minimizes harm and maximizes benefits. When conducting pharmaceutical research, it is usually necessary to grind tablets. Therefore, tablet grinding devices have become an indispensable device in the field of pharmaceutical research.

[0003] For example, CN220460908U discloses a medical tablet grinding device, comprising a grinding cylinder and a grinding assembly, wherein two card slots are provided at symmetrical positions on the outer wall of the grinding rod; the grinding assembly comprises a shell, wherein a partition plate 1 and a partition plate 2 are fixedly connected to the inner wall of the shell, two fixed plates 1 are fixedly connected to the top end of the partition plate 1, and a motor is fixedly installed on the top end of the partition plate 1, a rotating shaft is rotatably arranged between the two fixed plates 1, a cam is fixedly connected to the outer wall of the rotating shaft, the output end of the motor is fixedly connected to the rotating shaft, a pressure rod is slidably connected to the inside of the partition plate 2, a pressure block is fixedly connected to the top end of the pressure rod, and a grinding block 1 is fixedly connected to the bottom end of the pressure rod, a spring is arranged between the pressure plate and the partition plate 2, and two cards and assemblies are symmetrically arranged on the outer wall of the shell.

[0004] The above-mentioned medical tablet grinding device needs to disassemble the housing and the grinding cylinder when adding tablets into the grinding cylinder or taking out the ground powder in the grinding cylinder, and the operation is relatively complicated. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a medical tablet grinding device to solve the problem in the prior art that when adding tablets to the grinding cylinder or taking out the ground powder in the grinding cylinder, the shell and the grinding cylinder need to be disassembled, and the operation is relatively complicated.

[0006] To achieve the above purpose, the utility model adopts the following technical solution: a medical tablet grinding device, comprising:

[0007] A grinding cylinder, wherein the grinding cylinder is a trough structure with an opening at the top;

[0008] The grinding assembly is arranged in a sliding manner in the grinding cylinder along the length direction of the grinding cylinder and comprises a grinding roller matched with the bottom wall of the grinding cylinder. The grinding roller is arranged to rotate and along the width direction of the grinding cylinder.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] In the medical tablet grinding device, the grinding cylinder is designed as a trough structure with an opening at the top, so that the tablets can be added into the grinding cylinder from the top opening of the trough structure, and then the grinding assembly is made to slide back and forth in the grinding cylinder along its length direction, thereby driving the grinding roller to roll back and forth in the grinding cylinder to grind the tablets into powder; after the grinding is completed, the powder can be poured out from the top opening of the trough structure, which is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A cross-sectional view of an embodiment of the utility model;

[0012] Figure 2 It is a schematic diagram of the partial structure of the grinding assembly in one embodiment of the utility model.

[0013] The figure marks in the drawings of the specification include: grinding cylinder 1, cylinder body 11, bottom plate 12, positioning cofferdam 13, pin shaft 14, grinding assembly 2, grinding roller 21, mounting frame 22, support frame 23, adjusting screw 24, screw 25, and driver 26. DETAILED DESCRIPTION

[0014] The utility model is further described in detail below through specific implementation methods:

[0015] like Figure 1 and Figure 2 As shown, an embodiment of the utility model proposes a medical tablet grinding device, including a grinding cylinder 1 and a grinding assembly 2; wherein the grinding cylinder 1 is a trough structure with an opening at the top; the grinding assembly 2 is slidably arranged in the grinding cylinder 1 along the length direction of the grinding cylinder 1 and includes a grinding roller 21 that cooperates with the inner bottom wall of the grinding cylinder 1, and the grinding roller 21 is rotatably arranged and along the width direction of the grinding cylinder 1.

[0016] In the medical tablet grinding device, the grinding cylinder 1 is designed as a trough structure with an opening at the top, so that the tablets can be added into the grinding cylinder 1 from the top opening of the trough structure, and then the grinding assembly 2 is made to slide back and forth in the grinding cylinder 1 along its length direction, and the grinding roller 21 is driven to roll back and forth in the grinding cylinder 1 to grind the tablets into powder; after the grinding is completed, the powder can be poured out from the top opening of the trough structure, which is convenient and quick.

[0017] In this embodiment:

[0018] The tank structure is in the shape of a rectangular parallelepiped, providing enough space for the grinding roller 21 to roll back and forth in the grinding cylinder 1 to grind the tablets.

[0019] In order to better understand the present solution, the grinding assembly 2 is further optimized below.

[0020] like Figure 1 and Figure 2 As shown, according to another embodiment of the utility model, a medical tablet grinding device, wherein the grinding assembly 2 also includes a mounting frame 22 and a support frame 23, wherein the mounting frame 22 is slidably arranged at the top of the grinding cylinder 1 along the length direction of the grinding cylinder 1; the support frame 23 is slidably arranged in the mounting frame 22 along the vertical direction and the grinding roller 21 is rotatably set at the bottom of the support frame 23 and extends to below the bottom of the support frame 23.

[0021] The support frame is arranged to slide in the mounting frame 22 along the vertical direction, so that the distance between the grinding roller 21 and the inner bottom wall of the grinding cylinder 1 can be adjusted, so that it can adapt to the grinding of tablets of different particle sizes and the fineness requirements of the ground powder, and the application is more extensive.

[0022] In this embodiment:

[0023] The mounting frame 22 and the supporting frame 23 are both "U"-shaped frames, and the difference lies mainly in the size, so as to reasonably perform the assembly.

[0024] Based on the above solution: the grinding assembly 2 also includes an adjusting screw 24, one end of which is rotatably connected to the support frame 23 and the other end of which is passed through the top of the mounting frame 22, and the adjusting screw 24 is threadedly connected to the mounting frame 22.

[0025] The end of the adjusting screw 24 passing through the top of the mounting frame 22 is used as a handle to rotate the adjusting screw 24, so that the support frame 23 slides in the vertical direction inside the mounting frame 22, thereby adjusting the distance between the grinding roller 21 and the inner bottom wall of the grinding cylinder 1; because the adjusting screw 24 is threadedly connected to the mounting frame 22, after the adjustment is completed, the distance between the grinding roller 21 and the inner bottom wall of the grinding cylinder 1 can be stably maintained to carry out the grinding work.

[0026] In order to ensure that the support frame 23 can stably slide in the vertical direction in the mounting frame 22 during the rotation of the adjustment screw 24, a slide groove is provided in the mounting frame 22 in the vertical direction, and the support frame 23 is partially slidably arranged in the slide groove. Specifically, slide grooves are provided on both sides of the mounting frame 22 in the vertical direction, and the support frame 23 is slidably connected between the two slide grooves to stably guide the support frame 23 and ensure that the sliding adjustment of the support frame 23 is relatively stable.

[0027] like Figure 1As shown, according to another embodiment of the utility model, a medical tablet grinding device, wherein the grinding assembly 2 also includes a guide rod and a screw rod 25; wherein the guide rod is arranged at the top of the grinding cylinder 1 along its length direction, and the mounting frame 22 is slidably connected to the guide rod; the screw rod 25 is arranged at the top of the grinding cylinder 1 along its length direction, and the mounting frame 22 is threadedly connected to the screw rod 25.

[0028] In this embodiment:

[0029] The guide rod and the screw rod 25 are distributed on different sides of the adjusting screw rod 24. The screw rod 25 is rotated to make the mounting frame 22 slide along its axial direction through the cooperation with the guide rod, thereby driving the support frame 23 and the grinding roller 21 to move along the length direction of the grinding cylinder 1. The grinding roller 21 rotates during the movement to grind the tablets added to the grinding cylinder 1.

[0030] Among them, a driver 26 for driving the screw rod 25 to rotate forward or reverse is provided at one end of the screw rod 25. The driver 26 automatically drives the screw rod 25 to rotate forward or reverse reciprocatingly, thereby driving the grinding roller 21 to move back and forth in the grinding cylinder 1 to reciprocate and grind the tablets in the grinding cylinder 1 to ensure the grinding capacity; here, the driver 26 can be a stepper motor to drive the screw rod 25 to rotate; the stepper motor can be electrically connected to a switch to facilitate the control of the start and stop of the stepper motor.

[0031] like Figure 1 As shown, according to another embodiment of the present invention, the medical tablet grinding device, wherein the grinding cylinder 1 comprises a cylinder body 11 with a bottom opening, and a bottom plate 12 is detachably connected to the bottom opening of the cylinder body 11.

[0032] During the grinding process, the grinding roller 21 cooperates with the bottom plate 12 to grind the tablets; after multiple grindings, a small amount of powder will adhere to the bottom plate 12 and is difficult to clean up; here, the bottom plate 12 is detachably connected to the bottom opening of the cylinder body 11, and the bottom plate 12 can be removed, and then the powder adhered to the bottom plate 12 can be cleaned more conveniently.

[0033] In order to ensure good assembly between the bottom plate 12 and the cylinder body 11 and facilitate the disassembly and assembly of the bottom plate 12, a positioning cofferdam 13 is arranged circumferentially along the edge of one side of the bottom plate 12, and a positioning groove cooperating with the positioning cofferdam 13 is formed at the bottom end of the cylinder body 11; the positioning cofferdam 13 is inserted into the positioning groove and the bottom plate 12 is abutted against the bottom of the cylinder body 11, and then the positioning cofferdam 13 and the cylinder body 11 are connected by a key.

[0034] Specifically: a plurality of first connecting holes are opened on the positioning cofferdam 13, and a plurality of second connecting holes extending into the positioning groove are opened at the bottom end of the cylinder body 11; when the positioning cofferdam 13 is inserted into the positioning groove and the bottom plate 12 abuts against the bottom of the cylinder body 11, the plurality of first connecting holes are connected with the plurality of second connecting holes one by one, and a pin shaft 14 that passes through the corresponding second connecting hole is slidably inserted into each first connecting hole to quickly and stably lock the bottom plate 12 and the cylinder body 11; the pin shaft 14 is specifically in a "T" shape, and after connection, the large head end of the pin shaft 14 abuts against the outer wall of the cylinder body 11, which is convenient for holding to move the pin shaft 14 out of the corresponding first connecting hole and the second connecting hole, so that the bottom plate 12 is easy to disassemble and assemble.

[0035] When using this solution:

[0036] The adjusting screw 24 is rotated according to the demand, and the grinding roller 21 moves toward or away from the bottom plate 12 to adjust the distance between the grinding roller 21 and the bottom plate 12;

[0037] Then, the tablets are added from the top opening of the grinding cylinder 1 and placed on the bottom plate 12;

[0038] Then the driver 26 is started, and the grinding roller 21 reciprocates and rotates in the grinding cylinder 1 along its length direction to grind the tablets;

[0039] After the grinding is completed, the driver 26 is turned off and the grinding cylinder 1 is inverted to pour the powder out from the top opening of the grinding cylinder 1.

[0040] The medical tablet grinding device has a compact structure and is easy to move in a laboratory; for example, the length, width and height of the medical tablet grinding device are 60 cm, 10 cm and 20 cm respectively.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A medical tablet grinding device, characterized in that: include: A grinding cylinder, wherein the grinding cylinder is a trough structure with an opening at the top; A grinding assembly, wherein the grinding assembly is arranged in a sliding manner in the grinding cylinder along the length direction of the grinding cylinder and comprises a grinding roller matched with the inner bottom wall of the grinding cylinder, wherein the grinding roller is arranged to rotate and along the width direction of the grinding cylinder; The grinding assembly further comprises: a mounting frame, which is arranged to slide at the top of the grinding cylinder along the length direction of the grinding cylinder; a supporting frame, which is arranged to slide in the vertical direction in the mounting frame and the grinding roller is rotatably arranged at the bottom of the supporting frame and extends below the bottom of the supporting frame; The grinding assembly further includes: an adjusting screw, one end of which is rotatably connected to the support frame and the other end of which is passed through the top of the mounting frame, and the adjusting screw is threadedly connected to the mounting frame; A slide groove is provided in the mounting frame along the vertical direction, and the support frame is partially slidably arranged in the slide groove; The grinding assembly further includes: a guide rod, which is arranged at the top of the grinding cylinder along the length direction thereof, and a mounting frame is slidably connected to the guide rod; a screw rod, which is arranged at the top of the grinding cylinder along the length direction thereof, and a mounting frame is threadedly connected to the screw rod; One end of the screw rod is provided with a driver for driving the screw rod to rotate forward or reverse.

2. A medical tablet grinding device according to claim 1, characterized in that: The grinding cylinder comprises a cylinder body with an opening at the bottom, and a bottom plate is detachably connected to the opening at the bottom of the cylinder body.

3. A medical tablet grinding device according to claim 2, characterized in that: A positioning cofferdam is arranged along the circumference of the edge of one side of the bottom plate, and a positioning groove matching with the positioning cofferdam is formed at the bottom end of the cylinder body; the positioning cofferdam is inserted into the positioning groove and the bottom plate is abutted against the bottom of the cylinder body, and the rear positioning cofferdam and the cylinder body are connected by a key.

Images