CN217594706U

CN217594706U - High-efficient grinder of medicine

Info

Publication number: CN217594706U
Application number: CN202221209831.6U
Authority: CN
Inventors: 任泽盛; 曾召利; 贾雨鑫; 李天泽
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-10-18
Anticipated expiration: 2032-05-19

Abstract

The utility model discloses a high-efficiency medicine grinding device, which comprises a grinding box; a primary grinding device and a secondary grinding device are arranged in the grinding box, the primary grinding device is positioned right above the secondary grinding device, a feeding hole is formed in the top of the grinding box, and the feeding hole is communicated with the primary grinding device; the primary grinding device comprises two horizontally arranged grinding rollers, grinding teeth are arranged on the two grinding rollers, the grinding teeth of the two grinding rollers are arranged in a staggered mode, a fixing plate is arranged below the two grinding rollers, and a feed opening communicated with the secondary grinding device is formed in the fixing plate; the secondary grinding device comprises a grinding block and a fixing plate, the grinding block is located above the fixing plate, a gap is formed between the grinding block and the fixing plate, the grinding block is connected with the bottom end of a connecting rod, the top end of the connecting rod is rotatably connected with the bottom of the fixing plate, grinding teeth are arranged at the bottom of the grinding block, and a discharge hole is formed in the center of the fixing plate. Can carry out the secondary to the medicine and grind the effect, can obtain the more even drug powder that the particle size is littleer.

Description

High-efficient grinder of medicine

Technical Field

The utility model belongs to medicine grinds the field, relates to a high-efficient grinder of medicine.

Background

In the existing life, drugs are substances for preventing, treating and diagnosing diseases. In theory, all chemical substances that can affect the physiological functions of organs and the metabolic activities of cells belong to the category of drugs. Grinding utilizes abrasive particles coated or pressed on a grinding tool to perform finishing processing (such as cutting processing) on a processing surface through relative movement of the grinding tool and a workpiece under a certain pressure. The grinding can be used for processing various metal and non-metal materials, and the processed surface shapes include planes, inner and outer cylindrical surfaces, conical surfaces, convex and concave spherical surfaces, threads, tooth surfaces and other molded surfaces. The existing medicine grinding device is used for grinding the tablets at one time, the number of broken slag is large, the particle size is large, and the existing medicine grinding device does not meet the actual use requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a high-efficient grinder of medicine, can carry out the secondary to the medicine and grind, improve grinding effect, can obtain the littleer more even medicine powder of particle diameter.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a high-efficiency grinding device for medicines comprises a grinding box;

a primary grinding device and a secondary grinding device are arranged in the grinding box, the primary grinding device is positioned right above the secondary grinding device, a feed inlet is formed in the top of the grinding box and communicated with the primary grinding device, a collecting box is arranged at the bottom of the grinding box and positioned right below the secondary grinding device;

the primary grinding device comprises two horizontally arranged grinding rollers, grinding teeth are arranged on the two grinding rollers, the grinding teeth of the two grinding rollers are arranged in a staggered mode, a fixing plate is arranged below the two grinding rollers, and a feed opening communicated with the secondary grinding device is formed in the fixing plate; the secondary grinding device comprises a grinding block and a fixed plate, the grinding block is positioned above the fixed plate, the grinding block and the fixed plate are arranged in a gap, the grinding block is connected with the bottom end of a connecting rod, the top end of the connecting rod is rotatably connected with the bottom of the fixed plate, grinding teeth are arranged at the bottom of the grinding block, and a discharge port communicated with the collection box is arranged at the center of the fixed plate; the grinding roller and the connecting rod are both connected with a driving device, and the fixed plate are both fixed in the grinding box.

Preferably, the driving device connected with the connecting rod comprises a second motor, the output end of the second motor is connected with one end of a fourth rotating shaft, the fourth rotating shaft is horizontally arranged, and the other end of the fourth rotating shaft is in meshed connection with the connecting rod through a first bevel gear and a second bevel gear.

Furthermore, two grinding rollers are connected with a first rotating shaft and a fifth rotating shaft respectively, a driving gear and a driven gear are arranged on the first rotating shaft and the fifth rotating shaft respectively, the driving gear is meshed with the driven gear, and the first rotating shaft is in belt transmission connection with a fourth rotating shaft.

Preferably, a screen is disposed between the fixing plate and the collecting case.

Furthermore, a vertical limiting rod is arranged in the grinding box, a connecting block is connected to the limiting rod in a sliding mode along the axial direction, and an expansion spring is arranged at the bottom of the connecting block on the limiting rod; one end of the screen is hinged with the grinding box, a horizontal waist-shaped hole is formed in the connecting block, and the other end of the screen is hinged in the waist-shaped hole; a horizontal third rotating shaft is arranged in the grinding box, the third rotating shaft is connected with a motor, an eccentric wheel is arranged on the third rotating shaft, and the long shaft end of the eccentric wheel is in contact with a connecting block.

Still further, the screen cloth slope sets up, and screen cloth and the articulated one end of connecting block are higher than the other end, grind the case and be provided with thick cinder notch in the other end department of screen cloth.

Still further, it is provided with first motor to grind roof portion, and first motor is connected with the auger delivery pole downwards, grinds the incasement and is provided with the parcel board and wraps up auger delivery pole side, and auger delivery pole parcel board top is provided with coarse slag outlet, and parcel inboard diameter is the same with auger delivery pole external diameter, and coarse slag outlet is located inferior grinder's top, and coarse slag mouth sets up in parcel board bottom, and auger delivery pole one end is located coarse slag mouth department, and the other end is located coarse slag outlet.

Preferably, the bottom surface of the grinding block and the top surface of the fixed plate are cambered surfaces.

Furthermore, a filter screen is arranged on a discharge hole of the fixed plate.

Preferably, the grinding teeth at the bottom of the grinding block are thread teeth.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a setting of grinding roller, grinding piece and fixed block can utilize the grinding roller to carry out the primary grinding to the medicine, and the grinding piece carries out the secondary to the medicine and grinds, grinds many times and has improved the grinding effect, can obtain the more even drug powder that the particle diameter is littleer.

Furthermore, the primary grinding device and the secondary grinding device are driven together through the second motor, the structure is simplified, and the cost is reduced.

Furthermore, the screen cloth can filter the coarse slag with larger particle size, and the cost and the quality are improved.

Furthermore, the eccentric wheel on the third rotating shaft can drive the connecting block to move up and down, so that the screen mesh vibrates, and the sieving speed is increased.

Further, the medicine which is not ground completely is screened out and is conveyed by a spiral conveying rod, so that the medicine which is not ground completely is conveyed to the upper part of the grinding roller to be ground again.

Furthermore, the bottom surface of the grinding block and the top surface of the fixed plate are cambered surfaces, so that the medicine can automatically collect at the center of the fixed plate and fall into the next layer in the grinding process.

Furthermore, the grinding teeth at the bottom of the grinding block are thread teeth, so that the medicine can automatically collect at the center of the fixing plate and fall into the next layer in the grinding process.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is an enlarged schematic view of FIG. 2A;

fig. 5 is an enlarged schematic view of fig. 2B.

In the figure, 1, a grinding box; 2. a feed inlet; 3. a first motor; 4. a first rotating shaft; 5. a second motor; 6. a fixing frame; 7. an eccentric wheel; 8. a third rotating shaft; 9. connecting blocks; 10. a screw conveying rod; 11. grinding blocks; 12. a fixed block; 13. a screen mesh; 14. a partition plate; 15. a fixing plate; 16. a fourth rotating shaft; 17. grinding the roller; 18. a fifth rotating shaft; 19. a driven gear; 20. a driving gear; 21. a connecting rod; 22. a first bevel gear; 23. a second bevel gear; 24. a tension spring; 25. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, the utility model provides a high-efficient grinder of medicine, including grinding case 1, the top of grinding case 1 is equipped with feed inlet 2, the baffle 14 of the vertical setting of inside fixedly connected with of grinding case 1, the inboard fixed connection of baffle 14 has the fixed plate 15 of level setting, the inboard of baffle 14 just is located the fixed block 12 that fixed plate 15's below fixed connection has the level setting, as shown in fig. 3, the inside of baffle 14 rotates and is connected with fifth pivot 18 and first pivot 4, grinding roller 17 of the equal fixedly connected with of fifth pivot 18 and first pivot 4, all be provided with grinding teeth on two grinding roller 17, crisscross setting between two grinding roller 17's the grinding teeth, grind the medicine through grinding roller 17, feed inlet 2 communicates with grinding roller 17 for the first time.

As shown in fig. 3, a driven gear 19 is fixedly connected to the outer side of the fifth rotating shaft 18, a driving gear 20 is fixedly connected to the outer side of the first rotating shaft 4, the driving gear 20 is meshed with the driven gear 19, the driven gear 19 and the driving gear 20 drive the fifth rotating shaft 18 and the first rotating shaft 4 to rotate, and the medicine is primarily ground by the grinding roller 17.

Fixed frame 6 of the bottom fixedly connected with of fixed plate 15, the internal rotation of fixed frame 6 is connected with the connecting rod 21 of vertical setting, and the bottom fixedly connected with abrasive brick 11 of connecting rod 21, abrasive brick 11 are located fixed block 12 top, and both clearances set up, and abrasive brick 11 bottom is provided with the grinding tooth, and fixed plate 15 center department is provided with and collects the discharge gate of box intercommunication, and abrasive brick 11 rotates and carries out the secondary grinding to the medicine.

The bottom surface of the grinding block 11 and the top surface of the fixed block 12 are cambered surfaces. A filter screen is arranged on the discharge hole of the fixed block 12. The grinding teeth at the bottom of the grinding block 11 are thread teeth.

The outside of grinding box 1 is equipped with second motor 5, the inside of baffle 14 rotates and is connected with fourth pivot 16, the output and the fourth pivot 16 fixed connection of second motor 5, as shown in fig. 4, the one end fixed connection of fourth pivot 16 has first bevel gear 22, the outside fixed connection of connecting rod 21 has second bevel gear 23, first bevel gear 22 is connected with second bevel gear 23 meshing, fourth pivot 16 is connected through belt transmission with first pivot 4, drive grinding block 11 and rotate under the effect of first bevel gear 22 and second bevel gear 23, carry out the secondary grinding to the medicine.

A third rotating shaft 8 is rotatably connected to the outer side of the partition plate 14, an eccentric wheel 7 is fixedly connected to the outer side of the third rotating shaft 8, the third rotating shaft 8 is in transmission connection with a fourth rotating shaft 16 through a belt, and the third rotating shaft 8 drives the eccentric wheel 7 to move.

As shown in fig. 5, the inside fixedly connected with gag lever post 25 of baffle 14, there is connecting block 9 in the outside of gag lever post 25 along axial sliding connection, the inboard of baffle 14 is equipped with screen cloth 13 just is located the below of fixed block 12, be provided with horizontally waist type hole on the connecting block 9, screen cloth 13 one end articulates in waist type hole, screen cloth 13 one end is articulated with the parcel board, the outside of gag lever post 25 just is located the bottom cover of connecting block 9 and is equipped with expanding spring 24, eccentric wheel 7 long shaft end and connecting block 9 contact, eccentric wheel 7 indirect striking connecting block 9, screen cloth 13 produces the vibration, filter the medicine after the grinding through screen cloth 13.

A collecting box is arranged below the screen 13 and is of a drawer type structure.

The screen 13 is obliquely arranged, one end of the screen 13, which is hinged with the connecting block 9, is higher than the other end of the screen, and the grinding box 1 is provided with a coarse slag hole at the other end of the screen 13.

Grind the top of case 1 and be equipped with first motor 3, one side of keeping away from baffle 14 in grinding case 1 is equipped with auger delivery pole 10, the output and 10 fixed connection of auger delivery pole of first motor 3, grind 1 and be provided with the parcel board in the case and wrap up auger delivery pole 10 side, 10 parcel board tops of auger delivery pole are provided with thick sediment export, parcel board internal diameter is the same with 10 external diameter of auger delivery pole, thick sediment export is located grinding device's top once, thick sediment mouthful setting is in parcel board bottom, 10 one end of auger delivery pole is located thick sediment department, the other end is located thick sediment exit, unqualified medicine is carried to the top of grinding roller 17 through auger delivery pole 10 and falls, regrind.

Use the utility model discloses the time, the medicine that will grind through feed inlet 2 drops into the inside of grinding case 1, it drives the 16 rotations of fourth pivot to start second motor 5, it rotates to drive first pivot 4 through the belt, it rotates to drive fifth pivot 18 under driven gear 19 and driving gear 20's effect, carry out the primary grinding to the medicine through grinding roller 17, the medicine after the grinding passes through fixed plate 15 and falls to the surface of fixed block 12, it rotates to drive abrasive brick 11 under first bevel gear 22 and second bevel gear 23's effect, carry out the secondary grinding to the medicine, the medicine after the grinding drops to the surface of screen cloth 13, it rotates to drive third pivot 8 under the effect of belt, third pivot 8 drives eccentric wheel 7 motion, indirectness's striking connecting block 9, make screen cloth 13 vibrate, filter the medicine after the grinding through screen cloth 13, unqualified medicine passes through screw conveyer rod 10 and carries to the top of grinding roller 17 and falls, regrind, the qualified medicine powder is collected in the collection box.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided would be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of the subject matter disclosed herein is not intended to forego such subject matter, nor should the applicant consider that such subject matter was not considered part of the disclosed subject matter.

Claims

1. The high-efficiency grinding device for the medicines is characterized by comprising a grinding box (1);

a primary grinding device and a secondary grinding device are arranged in the grinding box (1), the primary grinding device is positioned right above the secondary grinding device, a feeding hole (2) is formed in the top of the grinding box (1), the feeding hole (2) is communicated with the primary grinding device, a collecting box is arranged at the bottom of the grinding box (1), and the collecting box is positioned right below the secondary grinding device;

the primary grinding device comprises two horizontally arranged grinding rollers (17), grinding teeth are arranged on the two grinding rollers (17), the grinding teeth of the two grinding rollers (17) are arranged in a staggered mode, a fixing plate (15) is arranged below the two grinding rollers, and a feed opening communicated with the secondary grinding device is formed in the fixing plate (15); the secondary grinding device comprises a grinding block (11) and a fixed block (12), the grinding block (11) is positioned above the fixed block (12) and arranged in a gap mode, the grinding block (11) is connected with the bottom end of a connecting rod (21), the top end of the connecting rod (21) is rotatably connected with the bottom of a fixed plate (15), grinding teeth are arranged at the bottom of the grinding block (11), and a discharge hole communicated with the collection box is formed in the center of the fixed plate (15); the grinding roller (17) and the connecting rod (21) are both connected with a driving device, and the fixing plate (15) and the fixing block (12) are both fixed in the grinding box (1).

2. The high-efficiency grinding device for the medicines according to claim 1, characterized in that the driving device connected with the connecting rod (21) comprises a second motor (5), the output end of the second motor (5) is connected with one end of a fourth rotating shaft (16), the fourth rotating shaft (16) is horizontally arranged, and the other end of the fourth rotating shaft (16) is meshed with the connecting rod (21) by a first bevel gear (22) and a second bevel gear (23).

3. The high-efficiency grinding device for the medicines according to claim 2, characterized in that the two grinding rollers (17) are respectively connected with a first rotating shaft (4) and a fifth rotating shaft (18), the first rotating shaft (4) and the fifth rotating shaft (18) are respectively provided with a driving gear (20) and a driven gear (19), the driving gear (20) and the driven gear (19) are meshed and connected, and the first rotating shaft (4) is in belt transmission connection with a fourth rotating shaft (16).

4. The drug high-efficiency grinding device according to claim 1, characterized in that a screen (13) is arranged between the fixed block (12) and the collection box.

5. The efficient grinding device for the medicines according to claim 4, characterized in that a vertical limiting rod (25) is arranged in the grinding box (1), a connecting block (9) is connected to the limiting rod (25) in a sliding manner along the axial direction, and a telescopic spring (24) is arranged at the bottom of the connecting block (9) of the limiting rod (25); one end of the screen (13) is hinged with the grinding box (1), a horizontal waist-shaped hole is formed in the connecting block (9), and the other end of the screen (13) is hinged in the waist-shaped hole; a horizontal third rotating shaft (8) is arranged in the grinding box (1), the third rotating shaft (8) is connected with a motor, an eccentric wheel (7) is arranged on the third rotating shaft (8), and the long shaft end of the eccentric wheel (7) is in contact with a connecting block (9).

6. The drug high-efficiency grinding device according to claim 5, characterized in that the screen (13) is arranged obliquely, one end of the screen (13) hinged with the connecting block (9) is higher than the other end, and the grinding box (1) is provided with a coarse slag hole at the other end of the screen (13).

7. The efficient grinding device for the medicines according to claim 6, characterized in that a first motor (3) is arranged at the top of the grinding box (1), a spiral conveying rod (10) is connected downwards to the first motor (3), a wrapping plate is arranged in the grinding box (1) to wrap the side face of the spiral conveying rod (10), a coarse slag outlet is arranged at the top of the wrapping plate of the spiral conveying rod (10), the inner diameter of the wrapping plate is the same as the outer diameter of the spiral conveying rod (10), the coarse slag outlet is positioned above the secondary grinding device, the coarse slag outlet is arranged at the bottom of the wrapping plate, one end of the spiral conveying rod (10) is positioned at the coarse slag outlet, and the other end of the spiral conveying rod is positioned at the coarse slag outlet.

8. The drug high-efficiency grinding device according to claim 1, characterized in that the bottom surface of the grinding block (11) and the top surface of the fixed block (12) are cambered surfaces.

9. The efficient grinding device for the medicines according to claim 8, characterized in that a filter screen is arranged on a discharge hole of the fixed block (12).

10. The drug efficient grinding device according to claim 1, characterized in that the grinding teeth at the bottom of the grinding block (11) are screw teeth.