CN112121957B - Sample grinder for biological research - Google Patents
Sample grinder for biological research Download PDFInfo
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- CN112121957B CN112121957B CN202010815687.XA CN202010815687A CN112121957B CN 112121957 B CN112121957 B CN 112121957B CN 202010815687 A CN202010815687 A CN 202010815687A CN 112121957 B CN112121957 B CN 112121957B
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- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2866—Grinding or homogeneising
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a grinding device, in particular to a sample grinding device for biological research. The technical problems to be solved by the invention are as follows: provided is a sample polishing device for biological research, which can aggregate biological samples and does not push the biological samples to move. A sample grinder for biological research, comprising: a base; the mounting rack is mounted on the base; the power assembly is arranged on the mounting frame; the placing assembly is arranged between the mounting frame and the base; the grinding assembly is arranged on the mounting frame; and the pressing assembly is arranged on the grinding assembly. The grinding assembly can be driven to work by the power assembly, and a biological sample placed on the assembly is ground; when the biological sample is ground, the biological sample is intermittently pressed down, so that the grinding assembly cannot push the biological sample to move.
Description
Technical Field
The invention relates to a grinding device, in particular to a sample grinding device for biological research.
Background
A living being refers to a living being with kinetic energy, and is also a collection of objects. Whereas an individual organism refers to an organism, as opposed to a non-biological organism. The elements of the method comprise: under natural conditions, living objects with viability and reproductive capacity generated by chemical reaction and living offspring generated by the living objects (or the living objects) through reproduction can make corresponding response to external stimuli, and can be interdependent and mutually promoted with the external environment. In addition, it can discharge unnecessary substances in the body, and has the characteristics of heredity and mutation. In the biological research process, in order to know the characteristics of part of organisms, a sample of part of the organisms to be researched needs to be ground to obtain a crushed object of the biological sample, so that the biological sample can be conveniently researched.
Patent No. CN107831054A discloses a sample grinding device for biological extraction, which comprises a bracket, a support plate, a first transverse plate, a first vertical plate, a grinding mechanism and the like; a support plate is arranged between the tops of the inner sides of the left and right supports, a first transverse plate is arranged between the middle lower parts of the inner sides of the left and right supports, a first vertical plate is arranged on the front side of the support plate, a grinding mechanism is arranged on the first vertical plate, a press block is connected to a moving part of the grinding mechanism, and a moving mechanism is arranged on the first transverse plate. Although the device can grind the sample to biological sample, when grinding, the briquetting makes easily that the biological sample that is not pressed removes, leads to partial biological sample to grind very difficult, has reduced work efficiency.
Therefore, there is a need to develop a sample polishing apparatus for biological research, which can aggregate biological samples together without moving the biological samples.
Disclosure of Invention
In order to overcome present biological grinder when grinding, the briquetting makes the biological sample that is not pressed easily remove, leads to partial biological sample to grind hardly, has reduced work efficiency's shortcoming, the technical problem that solve: provided is a sample polishing device for biological research, which can aggregate biological samples and does not push the biological samples to move.
The technical scheme is as follows: a sample grinder for biological research, comprising: a base; the mounting rack is mounted on the base; the power assembly is arranged on the mounting frame; the placing assembly is arranged between the mounting frame and the base; the grinding assembly is arranged on the mounting frame; and the pressing assembly is arranged on the grinding assembly.
Further illustratively, the power module includes: the speed reducing motor is arranged on the mounting frame; the pushing teeth are arranged on an output shaft of the speed reducing motor through a rotating shaft.
Further illustratively, the placement module comprises: the first sliding rails are arranged on two sides of the base; the long block is slidably mounted on the mounting frame; a semicircular frame body mounted on the long block; the first sliding blocks are arranged on two sides of the semicircular frame body and are matched with the first sliding rails in a sliding manner; the first spring is arranged between the first sliding block and the adjacent first sliding rail; the second spring is arranged between the long strip block and the base; the handles are arranged on two sides of the strip block; the arc-shaped clamping plate is rotatably arranged on the semi-circular frame body; the grinding frame body is arranged between the arc-shaped clamping plate and the semicircular frame body; the clamping rod is provided with a sliding groove on the semicircular frame body, the clamping rod is slidably arranged in the sliding groove, and the clamping rod is matched with the arc-shaped clamping plate.
Further described, the abrasive assembly comprises: the supporting plate is arranged on the mounting frame; the rotating rod is rotatably arranged on the supporting plate; the gear is connected to the rotating rod in a key mode and is matched with the pushing teeth; the special-shaped plate is arranged on the rotating rod; the vertical rod is arranged on the special-shaped plate; grinding wheel, the rotary type is installed on the montant, and grinding wheel and grinding frame body cooperate.
Further illustratively, the hold-down assembly comprises: a ring-shaped cam mounted on the support plate; the circular ring is slidably mounted on the vertical rod; the special-shaped rod is arranged on the circular ring; the pressing plate is arranged on the special-shaped rod; the push rod is arranged on the circular ring, is matched with the annular cam and is simultaneously matched with the special-shaped plate in a sliding manner; and the third spring is arranged between the circular ring and the vertical rod.
Further, the method also comprises the following steps: the second sliding rails are arranged on two sides of the base; the fixed rod is arranged on the second sliding rail in a sliding manner; the fourth spring is arranged between the fixed rod and the second slide rail; the wedge-shaped block is arranged between the fixing rods, the long strip block is provided with a chute, and the wedge-shaped block is matched with the chute arranged on the long strip block.
Further, the method also comprises the following steps: the third sliding rail is arranged on the mounting rack; the second sliding block is arranged on the third sliding rail in a sliding manner; the fifth spring is arranged between the second sliding block and the third sliding rail; the right-angle rod is arranged on the second sliding block and matched with the special-shaped plate; and the striking rod is arranged on the right-angle rod and matched with the grinding frame body.
The invention has the beneficial effects that: 1. the grinding assembly can be driven to work by the power assembly, so that the biological sample on the placing assembly can be ground without manual grinding by a user;
2. when the biological sample is ground, the biological sample is intermittently pressed down, so that the grinding assembly cannot push the biological sample to move, and the grinding assembly can better grind the biological sample;
3. when the biological sample grinding device is used for grinding, the grinding frame body can be intermittently shaken, so that a biological sample is gathered, and the grinding assembly is high in efficiency when the biological sample is ground.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the power module of the present invention.
Fig. 3 is a schematic perspective view of the placement module of the present invention.
FIG. 4 is a schematic perspective view of an abrasive assembly according to the present invention.
Fig. 5 is a schematic perspective view of a pressing assembly according to the present invention.
FIG. 6 is a schematic view of a first partial body structure according to the present invention.
Fig. 7 is a schematic view of a second partial body structure according to the present invention.
Reference numbers in the drawings: 1: base, 2: mounting frame, 3: gear motor, 4: pushing teeth, 5: first slide rail, 6: long bar, 7: semicircular frame body, 8: first slider, 9: first spring, 10: second spring, 11: a grip, 12: arc cardboard, 101: polishing frame, 13: chute, 14: jamming rod, 15: support plate, 16: turning rod, 17: gear, 18: profile plate, 19: vertical bar, 20: grinding wheel, 21: ring cam, 22: ring, 23: profile bar, 24: a pressing plate, 25: push rod, 26: third spring, 27: chute, 28: second slide rail, 29: fixing rod, 30: fourth spring, 31: wedge block, 32: third slide rail, 33: second slider, 34: fifth spring, 35: right-angle bar, 36: a striking rod.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.
Example 1
The utility model provides a sample grinder for biological research, as shown in fig. 1-5, including base 1, mounting bracket 2, power component, place the subassembly, grinding unit and push down the subassembly, 1 upper portion of base has mounting bracket 2 through the bolt rigid coupling, 2 upper portions of mounting bracket are equipped with power component, are equipped with between mounting bracket 2 and the base 1 and place the subassembly, 2 upper portions of mounting bracket are equipped with grinding unit, are equipped with the push down subassembly on the grinding unit.
When needs grind the biological sample, place the biological sample on placing the subassembly earlier, then control power component begins work, power component can drive grinding assembly and carry out work, thereby grind the biological sample in placing the subassembly, in the grinding process, it can intermittent type nature press partial biological sample to push down the subassembly, make grinding assembly can not promote biological sample, only can grind the biological sample, after biological sample grinding work is accomplished, alright control power component stop work, and take out the biological sample that will grind.
The power component comprises a speed reducing motor 3 and pushing teeth 4, the speed reducing motor 3 is fixedly connected to the upper portion of the right side of the mounting frame 2 through a bolt, and the pushing teeth 4 are connected to an output shaft of the speed reducing motor 3 through a rotating shaft.
After placing biological sample, alright control gear motor 3 begins work, and gear motor 3 can drive and push 4 rotations of tooth, and it just can drive grinding unit and carry out work to push 4 rotations of tooth, and after biological sample grinding work was accomplished, alright control gear motor 3 stop work.
The placing component comprises a first slide rail 5, a strip block 6, a semicircular frame body 7, a first slide block 8, a first spring 9, a second spring 10, a handle 11, an arc-shaped clamping plate 12, a grinding frame body 101 and a clamping rod 14, wherein the front side and the rear side of the upper part of the base 1 are fixedly connected with the first slide rail 5 through bolts, the lower part of the mounting frame 2 is provided with the strip block 6 in a sliding way, the right side of the strip block 6 is connected with the semicircular frame body 7, the front side and the rear side of the semicircular frame body 7 are both connected with the first slide block 8, the first slide block 8 is both matched with the first slide rail 5 in a sliding way, the first spring 9 is connected between the first slide block 8 and the adjacent first slide rail 5 in a rotating way, the second spring 10 is connected between the strip block 6 and the base 1, the front side and the rear side of the left part of the strip block 6 are both connected with the handle 11, the right side of the semicircular frame body 7 is provided with the arc-shaped clamping plate 12, the grinding frame body 101 is placed between the arc-shaped clamping plate 12 and the semicircular frame body 7, a sliding groove 13 is formed in the front side of the semicircular frame body 7, a clamping rod 14 is arranged in the sliding groove 13 in a sliding mode, and the clamping rod 14 is matched with the arc-shaped clamping plate 12.
The biological sample can be placed in the grinding frame body 101, because the middle part of the grinding frame body 101 is higher, the biological sample can be accumulated at the outer side part in the grinding frame body 101, after the biological sample is placed, the speed reducing motor 3 can be controlled to work, so that the grinding assembly can grind the biological sample in the grinding frame body 101, after the grinding work is completed and the speed reducing motor 3 stops working, the long strip 6 can be pulled by the handle 11 to move downwards, the long strip 6 moves downwards to drive the semicircular frame body 7 and all parts on the semicircular frame body 7 to move downwards together, at the moment, the first spring 9 and the second spring 10 are both compressed, then the clamping rod 14 can be pulled forwards, so that the clamping rod 14 is not matched with the arc-shaped clamping plate 12 any more, at the moment, the arc-shaped clamping plate 12 can be rotated, so that the arc-shaped clamping plate 12 is not matched with the semicircular frame body 7 to fix the grinding frame body 101 any more, and then the ground biological sample can be taken down, and change new grinding framework 101, after placing new grinding framework 101, control the rotatory reseing of arc cardboard 12, push back again the kelly 14 and reset, make kelly 14 cooperate with arc cardboard 12 again, it is fixed with arc cardboard 12, then alright unclamp handle 11, first spring 9 and second spring 10 can reset this moment, drive rectangular piece 6, first slider 8 and semicircle type framework 7 reset, rectangular piece 6 and semicircle type framework 7 reset and can drive the whole resets of part on rectangular piece 6 and the semicircle type framework 7.
Grinding unit is including backup pad 15, the bull stick 16, the gear 17, heterotypic board 18, montant 19 and grinding miller 20, 2 right side upper portions of mounting bracket have backup pad 15 through the bolt rigid coupling, 15 right side rotary types of backup pad are equipped with bull stick 16, 16 upper portion key connections of bull stick have gear 17, gear 17 and 4 cooperations of promotion tooth, 16 sub-unit connections of bull stick have heterotypic board 18, 18 lower parts of heterotypic board are equipped with montant 19, 19 lower part rotary types of montant are equipped with grinding miller 20, grinding miller 20 and grinding framework 101 cooperate.
When gear motor 3 drives and pushes away tooth 4 rotatory, promote tooth 4 and contact with gear 17 to it is rotatory to drive gear 17 and bull stick 16, and bull stick 16 is rotatory just can drive special-shaped board 18, montant 19 and grinding miller 20 and move, and grinding miller 20 moves alright grind the biological sample on the grinding framework 101, after accomplishing biological sample grinding work, alright control gear motor 3 stop work.
The downward pressing component comprises an annular cam 21, a circular ring 22, a special-shaped rod 23, a pressing plate 24, a push rod 25 and a third spring 26, the annular cam 21 is arranged on the right side of the supporting plate 15, the circular ring 22 is arranged on the vertical rod 19 in a sliding mode, the special-shaped rod 23 is connected onto the circular ring 22, the pressing plate 24 is connected to the lower portion of the special-shaped rod 23, the push rod 25 is further arranged on the circular ring 22, the push rod 25 is matched with the annular cam 21, the push rod 25 is simultaneously matched with the special-shaped plate 18 in a sliding mode, and the third spring 26 is connected between the circular ring 22 and the vertical rod 19.
When the special-shaped plate 18 and the vertical rod 19 rotate, the circular ring 22, the special-shaped rod 23, the pressing plate 24, the push rod 25 and the third spring 26 rotate along with the rotation, the push rod 25 contacts with the annular cam 21 when rotating, so that the push rod moves downwards under the action of the annular cam 21, the push rod 25 moves downwards to drive the circular ring 22, the special-shaped rod 23 and the pressing plate 24 to move downwards, the third spring 26 is compressed, the pressing plate 24 moves downwards to press down the biological sample, the grinding wheel 20 cannot push the biological sample to move when moving, the grinding wheel 20 can better grind the biological sample, and when the push rod 25 rotates to be out of contact with the annular cam 21, the third spring 26 resets and drives the circular ring 22, the special-shaped rod 23, the pressing plate 24 and the push rod 25 to reset.
Example 2
On the basis of the embodiment 1, as shown in fig. 6 to 7, the portable electronic device further comprises a second slide rail 28, a fixing rod 29, a fourth spring 30 and a wedge block 31, wherein the left side of the long block 6 is provided with a chute 27, the front side and the rear side of the left portion of the base 1 are fixedly connected with the second slide rail 28 through bolts, the fixing rod 29 is slidably arranged on the second slide rail 28, the fourth spring 30 is connected between the fixing rod 29 and the second slide rail 28, the wedge block 31 is connected between the upper portions of the fixing rods 29, and the wedge block 31 is matched with the chute 27 formed on the long block 6.
When rectangular piece 6 moves down, rectangular piece 6 can contact with wedge 31, and drive wedge 31 and move to the left side, wedge 31 moves to the left side and just can drive dead lever 29 and move to the left side, fourth spring 30 is compressed this moment, remove to the back of not contacting with wedge 31 when rectangular piece 6, fourth spring 30 just can reset, drive dead lever 29 and wedge 31 and reset, just can fix rectangular piece 6 after wedge 31 resets, make the unable rebound of rectangular piece 6, the change work of framework 101 is ground in the fine conduct this moment, accomplish the change back when grinding framework 101, alright with wedge 31 to the left side pulling, rectangular piece 6 can automatic re-setting this moment, then loosen wedge 31, make wedge 31 automatic re-setting can.
Still including third slide rail 32, second slider 33, fifth spring 34, right angle pole 35 and striking rod 36, the bolt rigid coupling has third slide rail 32 on the 2 right sides of mounting bracket, the gliding style is equipped with second slider 33 on third slide rail 32, be connected with fifth spring 34 between second slider 33 and the third slide rail 32, be equipped with right angle pole 35 on the second slider 33, right angle pole 35 and the cooperation of heterotypic board 18, the welding of right angle pole 35 lower part has striking rod 36, striking rod 36 and the cooperation of grinding framework 101.
When heterotypic board 18 is rotatory, can contact with right angle pole 35, drive right angle pole 35, strike pole 36 and second slider 33 move to the left side, fifth spring 34 is compressed this moment, rotatory to not contacting the back with right angle pole 35 when heterotypic board 18, fifth spring 34 can reset, and drive second slider 33, right angle pole 35 and strike pole 36 reset, strike pole 36 resets and just can strike grinding frame 101, make grinding frame 101 produce the shake, make the biological sample gathering in grinding frame 101 outside position in grinding frame 101, so, alright make the better biological sample grinding work that carries on of grinding miller 20.
Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art from this disclosure that various changes or modifications can be made herein without departing from the principles and spirit of the invention as defined by the appended claims. Therefore, the detailed description of the embodiments of the present disclosure is to be construed as merely illustrative, and not limitative of the remainder of the disclosure, but rather to limit the scope of the disclosure to the full extent set forth in the appended claims.
Claims (3)
1. A sample grinder for biological research, comprising:
a base (1);
the mounting rack (2) is mounted on the base (1);
the power assembly is arranged on the mounting frame (2);
the placing assembly is arranged between the mounting frame (2) and the base (1);
the grinding assembly is arranged on the mounting rack (2);
the pressing component is arranged on the grinding component;
the power assembly comprises:
the speed reducing motor (3) is arranged on the mounting frame (2);
the pushing teeth (4) are arranged on an output shaft of the speed reducing motor (3) through a rotating shaft;
the placement assembly comprises:
the first sliding rails (5) are arranged on the front side and the rear side of the upper part of the base (1);
the long strip block (6) is arranged on the mounting frame (2) in a sliding manner;
a semicircular frame body (7) mounted on the long bar block (6);
the first sliding blocks (8) are arranged on the front side and the rear side of the semicircular frame body (7), and the first sliding blocks (8) are matched with the first sliding rails (5) in a sliding mode;
the first spring (9) is arranged between the first sliding block (8) and the adjacent first sliding rail (5);
the second spring (10) is arranged between the long strip block (6) and the base (1);
the grips (11) are arranged on the front side and the rear side of the left part of the long strip block (6);
the arc-shaped clamping plate (12) is rotatably arranged on the semi-circular frame body (7);
a grinding frame body (101) which is arranged between the arc-shaped clamping plate (12) and the semi-circular frame body (7);
the clamping rod (14), the semicircular frame body (7) is provided with a sliding groove (13), the clamping rod (14) is installed in the sliding groove (13) in a sliding manner, and the clamping rod (14) is matched with the arc-shaped clamping plate (12);
the grinding component comprises:
the supporting plate (15) is arranged on the mounting rack (2);
a rotating rod (16) rotatably mounted on the support plate (15);
the gear (17) is connected to the rotating rod (16) in a key mode, and the gear (17) is matched with the pushing teeth (4);
the special-shaped plate (18) is arranged on the rotating rod (16);
the vertical rod (19) is arranged on the special-shaped plate (18);
the grinding wheel (20) is rotatably arranged on the vertical rod (19), and the grinding wheel (20) is matched with the grinding frame body (101);
the push-down assembly comprises:
a ring-shaped cam (21) mounted on the support plate (15);
a circular ring (22) which is slidably mounted on the vertical rod (19);
a profiled bar (23) mounted on the ring (22);
a pressing plate (24) mounted on the special-shaped rod (23);
the push rod (25) is arranged on the circular ring (22), the push rod (25) is matched with the annular cam (21), and the push rod (25) is simultaneously matched with the special-shaped plate (18) in a sliding manner;
and the third spring (26) is arranged between the circular ring (22) and the vertical rod (19).
2. The apparatus as claimed in claim 1, further comprising:
the second slide rails (28) are arranged on the front side and the rear side of the left part of the base (1);
a fixed rod (29) which is slidably mounted on the second slide rail (28);
a fourth spring (30) installed between the fixing rod (29) and the second slide rail (28);
the wedge block (31) is installed between the fixing rods (29), the long strip block (6) is provided with an inclined groove (27), and the wedge block (31) is matched with the inclined groove (27) formed in the long strip block (6).
3. The apparatus as claimed in claim 2, further comprising:
the third sliding rail (32) is arranged on the mounting rack (2);
the second sliding block (33) is arranged on the third sliding rail (32) in a sliding manner;
a fifth spring (34) installed between the second slider (33) and the third slide rail (32);
the right-angle rod (35) is arranged on the second sliding block (33), and the right-angle rod (35) is matched with the special-shaped plate (18);
and the striking rod (36) is arranged on the right-angle rod (35), and the striking rod (36) is matched with the grinding frame body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010815687.XA CN112121957B (en) | 2020-08-14 | 2020-08-14 | Sample grinder for biological research |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010815687.XA CN112121957B (en) | 2020-08-14 | 2020-08-14 | Sample grinder for biological research |
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| CN112121957A CN112121957A (en) | 2020-12-25 |
| CN112121957B true CN112121957B (en) | 2022-08-09 |
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| CN202010815687.XA Active CN112121957B (en) | 2020-08-14 | 2020-08-14 | Sample grinder for biological research |
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| CN112646690B (en) * | 2021-01-06 | 2024-02-27 | 山东龙昌动物保健品股份有限公司 | Biological gene extraction device for plant research |
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| CN108435338B (en) * | 2018-04-20 | 2020-09-22 | 王寿梅 | Artifical grinder in traditional chinese medicine pharmacy |
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|---|---|---|---|---|
| CN101318153A (en) * | 2007-06-07 | 2008-12-10 | 中信重工机械股份有限公司 | Method and apparatus for flattening, compacting and crushing material |
| CN107537637A (en) * | 2017-09-07 | 2018-01-05 | 汤琴 | A kind of Bioexperiment experiment material high-efficient grinding equipment |
| CN107831054A (en) * | 2017-09-29 | 2018-03-23 | 黄轩 | A kind of biology, which refines, uses sample lapping device |
| CN107971069A (en) * | 2017-12-27 | 2018-05-01 | 宿迁峰驰安防有限公司 | A kind of soybean curd preparing technique gypsum efficient grinding device and production and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN112121957A (en) | 2020-12-25 |
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Effective date of registration: 20220721 Address after: 213100 Donghua science and technology entrepreneurship Park, HUTANG Town, Wujin District, Changzhou City, Jiangsu Province Applicant after: JIANGSU DAWNING PHARMACEUTICAL CO.,LTD. Address before: Room 104, building 10, longhui garden, longhui community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: Wang Wei |
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