CN114733409A - Medicine detection device - Google Patents

Medicine detection device Download PDF

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Publication number
CN114733409A
CN114733409A CN202210648500.0A CN202210648500A CN114733409A CN 114733409 A CN114733409 A CN 114733409A CN 202210648500 A CN202210648500 A CN 202210648500A CN 114733409 A CN114733409 A CN 114733409A
Authority
CN
China
Prior art keywords
driving
clamping arm
fixing plate
arm
clamping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202210648500.0A
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Chinese (zh)
Other versions
CN114733409B (en
Inventor
邓正辉
周小俊
钟子晖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Province Jinhuan Medical Instrument Co ltd
Original Assignee
Jiangxi Province Jinhuan Medical Instrument Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangxi Province Jinhuan Medical Instrument Co ltd filed Critical Jiangxi Province Jinhuan Medical Instrument Co ltd
Priority to CN202210648500.0A priority Critical patent/CN114733409B/en
Publication of CN114733409A publication Critical patent/CN114733409A/en
Application granted granted Critical
Publication of CN114733409B publication Critical patent/CN114733409B/en
Active legal-status Critical Current
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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38Diluting, dispersing or mixing samples
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/15Medicinal preparations ; Physical properties thereof, e.g. dissolubility

Abstract

The invention discloses a drug detection device which comprises a shell, a clamping assembly and a driving assembly, wherein the clamping assembly is used for clamping a reagent tube, and the driving assembly is used for vibrating the reagent tube. The inside first fixed plate and the second fixed plate that are equipped with of casing, the centre gripping subassembly is installed on first fixed plate, and drive assembly installs on the second fixed plate. The clamping assembly consists of a first driving piece, a first clamping arm and a second clamping arm. The driving assembly consists of a second driving piece, a driving arm and a pushing block. This medicine detection device can be through the reagent pipe centre gripping of centre gripping subassembly in with the kit to still can not press from both sides tightly at the in-process of centre gripping, make the reagent pipe can be in the state of atress activity, the drive assembly of being convenient for promotes the reagent pipe and rotates, thereby shakes the sample in the reagent pipe evenly, makes its intensive mixing, is favorable to accelerating the detection efficiency of medicine sample.

Description

Medicine detection device
Technical Field
The invention relates to a detection device technology, in particular to a medicine detection device.
Background
Before the drugs are put on the market, strict detection is carried out. In drug detection, it is often necessary to mix a drug to be detected with various reagents in a test tube, and then shake the mixture to observe the chemical reaction between the drug and the reagents in the test tube. The testing personnel generally vibrate the test tube through manual mode, however, because the medicine detects the sample more, the testing personnel can only vibrate two test tubes at most at every turn, therefore detection efficiency is lower. And need longer vibration when detecting to more special medicine, measurement personnel's arm often can produce more serious ache and feel, uses artifical long time to carry out the test tube vibration moreover, hardly guarantees the homogeneity of vibrating, influences the degree of accuracy that detects.
At present, the existing drug dissolution shaking instrument can quickly dissolve various powder drugs. Is beneficial to dissolving various medicines and brings convenience to the use effect of powdery or solid medicines. However, the medicine oscillating device has the problem that when the existing medicine oscillating device is used, the medicine bottle is easy to fly away by the rotating force when the medicine bottle rotates at a high speed; and when using to some medicine oscillation devices current medicine oscillation device, the centrifugal force that produces when rotatory receives the extrusion with the medicine bottle easily on the inner wall, and makes the cracked problem of medicine bottle, and then does not reach the use of medicine oscillation device and be original intention, this medicine oscillation device's suitability variation.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a drug detection device.
The technical scheme of the invention is realized as follows:
a medication testing device, comprising:
the device comprises a shell, a first fixing plate and a second fixing plate, wherein the first fixing plate and the second fixing plate are arranged in the shell;
the clamping assembly is used for clamping the reagent tube and is arranged on the first fixing plate; and
a driving assembly for oscillating the reagent tube, the driving assembly being mounted on the second fixing plate, wherein
The clamping assembly comprises a first driving part, a first clamping arm and a second clamping arm, the first driving part is arranged on a first fixing plate, a first driving disc and a second driving disc are arranged on the first driving part, the middle of the first clamping arm is arranged on the upper portion of the first fixing plate through a first hinging block, the middle of the second clamping arm is arranged on the lower portion of the first fixing plate through a second hinging block, the first clamping arm is positioned at the upper end of the second clamping arm, one end of the first clamping arm is in contact connection with the first driving disc, a moving part is arranged at the other end of the first clamping arm, one end of the second clamping arm is in contact connection with the second driving disc, and a reagent kit is arranged at the other end of the second clamping arm,
the driving assembly is composed of a second driving piece, a driving arm and a pushing block, the second driving piece is installed on a second fixing plate, a rotating piece is arranged on the second driving piece, the middle of the driving arm is installed on the second fixing plate through a third hinging block, one end of the driving arm is in contact connection with the rotating piece, the other end of the driving arm is hinged with the pushing block, the pushing block is installed on the outer wall of the shell through a sliding rail, and a pushing piece is arranged on the pushing block.
In the invention, the first drive disk is provided with a first convex part, the second drive disk is provided with a second convex part, and the arc angle of the first convex part is smaller than that of the second convex part.
According to the invention, idler wheels are arranged at two ends of the first clamping arm, the idler wheels are in contact connection with the first driving disc, the moving part is provided with a first mounting block, the first mounting block is mounted on the outer wall of the shell through a sliding rail, and the first mounting block is connected with the first clamping arm through the idler wheels.
In the invention, the movable piece is provided with a dovetail part, the first mounting block is provided with a dovetail groove matched with the dovetail part, and the movable piece is also provided with a fastening bolt and an extension part for blocking the upper end of the reagent tube.
In the invention, rollers are arranged at two ends of the second clamping arm, the rollers are in contact connection with the second driving disc, the moving part is provided with a second mounting block, the second mounting block is mounted on the outer wall of the shell through a sliding rail, and the second mounting block is connected with the second clamping arm through the rollers.
In the invention, the kit is provided with a movable opening, the middle of the kit is provided with a blocking part and a blocking plate, and a spring is arranged between the blocking plate and the inner wall of the kit.
In the invention, the surface of the rotating piece is provided with a guide bulge for guiding the driving arm, the guide bulge is of a bent annular structure, two ends of the driving arm are provided with rollers, and the rollers are respectively in contact connection with the guide bulge and the pushing block.
In the invention, the pushing piece is provided with a pushing part, the pushing part is provided with an inclined plane, and the inclined plane is provided with a cambered surface bulge.
In the invention, the second driving part is also provided with a measuring disc, the measuring disc is provided with a notch, the second fixing plate is provided with a photoelectric sensor, the middle of the photoelectric sensor is provided with a recess, and the edge of the measuring disc is arranged in the recess.
The drug detection device has the following beneficial effects: this medicine detection device can be through the reagent pipe centre gripping of centre gripping subassembly in with the kit to still can not press from both sides tightly at the in-process of centre gripping, make the reagent pipe can be in the state of atress activity, the drive assembly of being convenient for promotes the reagent pipe and rotates, thereby shakes the sample in the reagent pipe evenly, makes its intensive mixing, is favorable to accelerating the detection efficiency of medicine sample.
Drawings
FIG. 1 is a schematic view of a drug testing device according to the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is a schematic view of the driving assembly shown in FIG. 2;
FIG. 5 is another schematic view of the structure of FIG. 4;
FIG. 6 is a schematic view of the clamping assembly of FIG. 2;
FIG. 7 is another schematic view of the structure of FIG. 6;
fig. 8 is a top view of the cartridge structure of fig. 7.
In the figure: the reagent kit comprises a shell 1, a reagent tube 2, a clamping component 3, a driving component 4, a first fixing plate 5, a second fixing plate 6, a first driving disk 7, a second driving disk 8, a first clamping arm 9, a second clamping arm 10, a rotating part 11, a driving arm 12, a first driving part 13, a second driving part 14, a first bulge 15, a second bulge 16, a first hinge block 17, a second hinge block 18, a movable part 19, a reagent kit 20, a roller 21, a first mounting block 22, a sliding rail 23, a dovetail part 24, a dovetail groove 25, a fastening bolt 26, an extending part 27, a second mounting block 28, a movable opening 29, a blocking part 30, a blocking plate 31, a spring 32, a disk part 33, an arc surface bulge 34, a pushing block 35, a third hinge block 36, a pushing part 37, a pushing part 38, an inclined surface 39, a guide bulge 40, a metering disk 41, a notch 42, a photoelectric sensor 43 and a recess 44.
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.
As shown in fig. 1 to 8, the drug testing device of the present invention includes a housing 1, a holding assembly 3 for holding a reagent tube 2, and a driving assembly 4 for oscillating the reagent tube 2. The clamping assembly 3 is used for clamping the reagent tube 2, the reagent tube 2 can be clamped tightly during clamping, the reagent tube 2 can be kept in a movable state under the action of external force, the reagent tube 2 is driven to rotate by the driving assembly 4, and therefore samples and reagents in the reagent tube 2 are mixed, the samples and the reagents are fully fused, and the reaction efficiency is accelerated.
The housing 1 is internally provided with a first fixing plate 5 and a second fixing plate 6, a movable chamber for placing a first driving disc 7, a second driving disc 8, a first clamping arm 9, a second clamping arm 10, a rotating part 11 and a driving arm 12 is arranged between the first fixing plate 5 and the second fixing plate 6, a first driving part 13 and a second driving part 14 are respectively placed on two sides, and the first driving part 13 and the second driving part 14 can adopt a motor as a driving source.
The clamping assembly 3 is mounted on a first fixed plate 5 and the drive assembly 4 is mounted on a second fixed plate 6.
The clamping assembly 3 consists of a first driving part 13, a first clamping arm 9 and a second clamping arm 10. The first driving member 13 is mounted on the first fixing plate 5, and the first driving plate 7 and the second driving plate 8 are disposed on the first driving member 13. First bellying 15 is equipped with on the first driving-disc 7, is equipped with second bellying 16 on the second driving-disc 8, and the arc angle of first bellying 15 is less than the arc angle of second bellying 16. The first boss 15 and the second boss 16 are oppositely disposed. After the first protrusion 15 contacts with the first clamping arm 9, the first protrusion 15 pushes one end of the first clamping arm 9 upward, and the other end of the first clamping arm 9 downward, and after the second protrusion 16 contacts with the second clamping arm 10, the second protrusion 16 pushes one end of the second clamping arm 10 upward, and the other end of the second clamping arm 10 downward, so that the first clamping arm 9 and the second clamping arm 10 can clamp the reagent tube 2.
The middle of the first clamping arm 9 is arranged on the upper part of the first fixing plate 5 through a first hinging block 17, the middle of the second clamping arm 10 is arranged on the lower part of the first fixing plate 5 through a second hinging block 18, and the first clamping arm 9 is positioned at the upper end of the second clamping arm 10. One end of the first clamping arm 9 is in contact connection with the first driving disk 7, the other end is provided with a moving part 19, one end of the second clamping arm 10 is in contact connection with the second driving disk 8, and the other end is provided with a reagent box 20.
The two ends of the first clamping arm 9 are provided with rollers 21, the rollers 21 are in contact connection with the first driving disc 7, the moving part 19 is provided with a first mounting block 22, the first mounting block 22 is mounted on the outer wall of the shell 1 through a sliding rail 23, and the first mounting block 22 is connected with the first clamping arm 9 through the rollers 21. The movable piece 19 is provided with a dovetail part 24, the first mounting block 22 is provided with a dovetail groove 25 matched with the dovetail part 24, and the movable piece 19 is further provided with a fastening bolt 26 and an extension part 27 for blocking the upper end of the reagent tube 2.
The first clamping arm 9 moves up and down to drive the first mounting block 22 to move up and down, so that the first mounting block 22 moves on the slide rail 23. And can also rotate fastening bolt 26 to adjust the position of moving part 19 on first installation piece 22, conveniently the reagent pipe 2 of centre gripping different length, and make reagent pipe 2 can move in different home range, do benefit to the sample in the reagent pipe 2 and vibrate.
The two ends of the second clamping arm 10 are provided with rollers 21, and the rollers 21 are in contact connection with the second driving disk 8. The movable member 19 is provided with a second mounting block 28, the second mounting block 28 is mounted on the outer wall of the housing 1 through a slide rail 23, and the second mounting block 28 is connected with the second clamping arm 10 through a roller 21. The reagent box 20 is provided with a movable opening 29, the middle of the reagent box 20 is provided with a blocking part 30 and a blocking plate 31, and a spring 32 is arranged between the blocking plate 31 and the inner wall of the reagent box 20. The reagent tube 2 is provided with a disk portion 33 for contacting the pusher 37.
The reagent kit 20 is divided into a placing area and an active area by the barrier plate 31, the spring 32 is positioned in the active area, and the spring 32 is compressed under force, so that the barrier plate 31 can move in the active area. And the placing area is used for placing the reagent tube 2, and meanwhile, the disk part 33 on the reagent tube 2 is contacted with the blocking plate 31, and the disk part 33 can be contacted with the cambered surface bulge 34 on the pushing piece 37 through the movable opening 29.
Meanwhile, the driving assembly 4 is composed of the second driving member 14, the driving arm 12, and the pusher block 35. The second driving member 14 is mounted on the second fixing plate 6, the rotating member 11 is disposed on the second driving member 14, and the middle of the driving arm 12 is mounted on the second fixing plate 6 through a third hinge block 36. One end of the driving arm 12 is in contact connection with the rotating member 11, the other end is hinged with the pushing block 35, the pushing block 35 is installed on the outer wall of the shell 1 through the sliding rail 23, and the pushing member 37 is arranged on the pushing block 35. The pushing part 37 is provided with a pushing part 38, the pushing part 38 is provided with an inclined surface 39, and the inclined surface 39 is provided with an arc-shaped bulge 34.
The surface of the rotating member 11 is provided with a guide projection 40 for guiding the driving arm 12, the guide projection 40 is a curved annular structure, the two ends of the driving arm 12 are provided with rollers 21, and the rollers 21 are respectively connected with the guide projection 40 and the pushing block 35 in a contact manner.
After the second driving member 14 drives the rotating member 11 to rotate, the guiding protrusion 40 on the rotating member 11 can drive the driving arm 12 to move through the roller 21, so that the other end of the driving arm 12 moves in the opposite direction, because the guiding protrusion 40 is a curved annular structure, after the rotating member 11 rotates all the time, the pushing block 35 can be in a state of repeatedly moving all the time, so as to drive the pushing member 37, and the arc-shaped protrusion 34 on the inclined surface 39 contacts with the disk portion 33 on the reagent tube 2. Because the inclination angle of the inclined surface 39 is gradually increased from small to large, the disk part 33 can be pushed slowly, so that the spring 32 is compressed, and the disk part 33 is pushed under the cooperation of the arc-shaped protrusion 34, so as to achieve the oscillation effect, and the pushing member 37 is repeatedly moved, so that the oscillation work of the reagent tube 2 can be completed.
In addition, a measuring disc 41 is arranged on the second driving member 14, a notch 42 is arranged on the measuring disc 41, a photoelectric sensor 43 is arranged on the second fixing plate 6, a recess 44 is arranged in the middle of the photoelectric sensor 43, and the edge of the measuring disc 41 is arranged in the recess 44. After the metering disc 41 rotates along with the second driving piece 14, the notch 42 on the metering disc 41 reaches the depression 44, the photoelectric sensor 43 at the moment can directly penetrate through the notch 42 to transmit a signal to the opposite receiving contact, the time at the moment is recorded, when the notch 42 reaches the depression 44 next time, the time is recorded again, the rotating speed of the motor can be calculated through a computer by means of the twice time difference, the rotating speed of the motor can be accurately controlled conveniently, and the oscillation work of different medicines can be conducted conveniently.
During operation, place reagent pipe 2 in reagent box 20 earlier, then rethread first driving piece 13 drives first driving-disc 7 and second driving-disc 8 and rotates, when first centre gripping arm 9 and second centre gripping arm 10 just in the middle of first bellying 15 and second bellying 16, at this moment, reagent pipe 2 is in an unable movable state. Since the arc angle of the first protrusion 15 is smaller than that of the second protrusion 16, the roller 21 on the second clamping arm can be in contact with the second protrusion 16, and the roller 21 on the first clamping arm 9 is not in contact with the first protrusion 15, so that the reagent kit 20 can be lifted upwards, but the movable member 19 does not descend immediately, but the reagent tube 2 is in a state that the reagent kit can move under stress.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. A medication testing device, comprising:
the device comprises a shell, a first fixing plate and a second fixing plate, wherein the first fixing plate and the second fixing plate are arranged in the shell;
the clamping assembly is used for clamping the reagent tube and is arranged on the first fixing plate; and
a driving assembly for oscillating the reagent tube, the driving assembly being mounted on the second fixing plate, wherein
The clamping assembly comprises a first driving part, a first clamping arm and a second clamping arm, the first driving part is arranged on a first fixing plate, a first driving disc and a second driving disc are arranged on the first driving part, the middle of the first clamping arm is arranged on the upper portion of the first fixing plate through a first hinging block, the middle of the second clamping arm is arranged on the lower portion of the first fixing plate through a second hinging block, the first clamping arm is positioned at the upper end of the second clamping arm, one end of the first clamping arm is in contact connection with the first driving disc, a moving part is arranged at the other end of the first clamping arm, one end of the second clamping arm is in contact connection with the second driving disc, and a reagent kit is arranged at the other end of the second clamping arm,
the driving assembly is composed of a second driving piece, a driving arm and a pushing block, the second driving piece is installed on a second fixing plate, a rotating piece is arranged on the second driving piece, the middle of the driving arm is installed on the second fixing plate through a third hinging block, one end of the driving arm is in contact connection with the rotating piece, the other end of the driving arm is hinged with the pushing block, the pushing block is installed on the outer wall of the shell through a sliding rail, and a pushing piece is arranged on the pushing block.
2. The drug testing device of claim 1, wherein the first driving disk has a first protrusion thereon, and the second driving disk has a second protrusion thereon, wherein the first protrusion has an arc angle smaller than the arc angle of the second protrusion.
3. The drug testing device of claim 1, wherein rollers are disposed at two ends of the first clamping arm, the rollers are in contact with the first driving plate, a first mounting block is disposed on the movable member, the first mounting block is mounted on an outer wall of the housing through a sliding rail, and the first mounting block is connected to the first clamping arm through the rollers.
4. The drug detection device according to claim 3, wherein the movable member is provided with a dovetail portion, the first mounting block is provided with a dovetail groove matched with the dovetail portion, and the movable member is further provided with a fastening bolt and an extension portion for blocking the upper end of the reagent tube.
5. The drug testing device of claim 1, wherein rollers are disposed at two ends of the second clamping arm, the rollers are in contact connection with the second driving plate, the movable member is disposed with a second mounting block, the second mounting block is mounted on an outer wall of the housing through a sliding rail, and the second mounting block is connected to the second clamping arm through the rollers.
6. The drug testing device of claim 5, wherein the reagent box is provided with a movable opening, the middle of the reagent box is provided with a blocking part and a blocking plate, and a spring is arranged between the blocking plate and the inner wall of the reagent box.
7. The drug detection device of claim 1, wherein the surface of the rotating member has a guide protrusion for guiding the driving arm, the guide protrusion is a curved annular structure, and rollers are disposed at two ends of the driving arm and are in contact connection with the guide protrusion and the pushing block, respectively.
8. The drug testing device of claim 1, wherein the pushing member has a pushing portion, the pushing portion has an inclined surface, and the inclined surface has a convex surface.
9. The medication testing device of claim 1, wherein said second driving member further comprises a measuring disc, said measuring disc is provided with a notch, said second fixing plate is provided with a photoelectric sensor, said photoelectric sensor is provided with a recess in the middle thereof, and the edge of said measuring disc is disposed in said recess.
CN202210648500.0A 2022-06-09 2022-06-09 Medicine detection device Active CN114733409B (en)

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Application Number Priority Date Filing Date Title
CN202210648500.0A CN114733409B (en) 2022-06-09 2022-06-09 Medicine detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210648500.0A CN114733409B (en) 2022-06-09 2022-06-09 Medicine detection device

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CN114733409A true CN114733409A (en) 2022-07-12
CN114733409B CN114733409B (en) 2022-09-02

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101018650A (en) * 2004-06-30 2007-08-15 赛皮尔斯色料设备独资有限公司 Clamping device and method to temporarily clamp, in a mixing machine, a container containing a fluid product
CN204203240U (en) * 2014-09-30 2015-03-11 博奥赛斯(天津)生物科技有限公司 A kind of chemiluminescence immune assay evenly mixing device
CN105215723A (en) * 2015-10-30 2016-01-06 重庆市璧山县振昌汽车配件有限公司 The multidirectional clamping device of axle
CN107063833A (en) * 2017-06-06 2017-08-18 江西省金洹医疗器械股份有限公司 Sampling Riker mount
US20200030759A1 (en) * 2018-07-25 2020-01-30 Tecan Trading Ag Mixing device
CN211462939U (en) * 2019-09-25 2020-09-11 广州国睿科学仪器有限公司 Oscillation structure of shaking table
CN112697570A (en) * 2020-11-27 2021-04-23 迈克医疗电子有限公司 Test tube taking, placing and mixing device and sample analyzer
CN213824541U (en) * 2020-11-27 2021-07-30 胥学冰 Quick mixing device of powder injection medicine for burn plastic surgery
CN214514199U (en) * 2021-03-31 2021-10-29 马鞍山市生态环境信息中心(马鞍山市生态环境科学研究所) Quick oscillation device of environmental monitoring test tube sample

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101018650A (en) * 2004-06-30 2007-08-15 赛皮尔斯色料设备独资有限公司 Clamping device and method to temporarily clamp, in a mixing machine, a container containing a fluid product
CN204203240U (en) * 2014-09-30 2015-03-11 博奥赛斯(天津)生物科技有限公司 A kind of chemiluminescence immune assay evenly mixing device
CN105215723A (en) * 2015-10-30 2016-01-06 重庆市璧山县振昌汽车配件有限公司 The multidirectional clamping device of axle
CN107063833A (en) * 2017-06-06 2017-08-18 江西省金洹医疗器械股份有限公司 Sampling Riker mount
US20200030759A1 (en) * 2018-07-25 2020-01-30 Tecan Trading Ag Mixing device
CN211462939U (en) * 2019-09-25 2020-09-11 广州国睿科学仪器有限公司 Oscillation structure of shaking table
CN112697570A (en) * 2020-11-27 2021-04-23 迈克医疗电子有限公司 Test tube taking, placing and mixing device and sample analyzer
CN213824541U (en) * 2020-11-27 2021-07-30 胥学冰 Quick mixing device of powder injection medicine for burn plastic surgery
CN214514199U (en) * 2021-03-31 2021-10-29 马鞍山市生态环境信息中心(马鞍山市生态环境科学研究所) Quick oscillation device of environmental monitoring test tube sample

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