CN106237918A - Sample blending instrument - Google Patents

Sample blending instrument Download PDF

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Publication number
CN106237918A
CN106237918A CN201610631633.1A CN201610631633A CN106237918A CN 106237918 A CN106237918 A CN 106237918A CN 201610631633 A CN201610631633 A CN 201610631633A CN 106237918 A CN106237918 A CN 106237918A
Authority
CN
China
Prior art keywords
motor
base
mixing box
base plate
sample
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.)
Pending
Application number
CN201610631633.1A
Other languages
Chinese (zh)
Inventor
付伟
闫正跃
杜智欣
王斌
谢廷合
韦彦强
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.)
Chinese Academy of Inspection and Quarantine CAIQ
Original Assignee
Chinese Academy of Inspection and Quarantine CAIQ
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 Chinese Academy of Inspection and Quarantine CAIQ filed Critical Chinese Academy of Inspection and Quarantine CAIQ
Priority to CN201610631633.1A priority Critical patent/CN106237918A/en
Publication of CN106237918A publication Critical patent/CN106237918A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/82Combinations of dissimilar mixers
    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/06Mixing of food ingredients
    • B01F2101/09Mixing of cereals, grains or seeds materials
    • 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
    • G01N2001/386Other diluting or mixing processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)

Abstract

The invention discloses a kind of sample blending instrument, including base and the mixing box be located on base, be provided with base plate in described base, between base plate and base, be provided with the first drive mechanism, between base plate and mixing box, be provided with the second drive mechanism;Being provided with the 3rd motor at the bottom centre of mixing box, the lower end, middle part of agitating plate is connected with the output shaft of the 3rd motor;It is provided with hollow ball in mixing box.Compared with prior art, the mixing box of sample blending instrument realizes 360 degree of eccentric rotary and because arranging the hollow ball equipped with sample in mixing box, sample in blending process is not directly contacted with agitating plate, avoid sample heating rotten or adhesion, hollow ball can random rolling, entirely tie up stirring, realize mixing to greatest extent, improve the quality of sample, thus meet kinds of experiments requirement, there is good market prospect.

Description

Sample blending instrument
Technical field
The present invention relates to a kind of blending instrument, a kind of blending instrument for mixing Cereals sample.
Background technology
At present, the blending instrument haveing not been used to Cereals sample on the market occurs, and testing crew mixing Cereals all uses and stirs Mixing device and substitute manual stirring, there is agitating plate and directly contacts with sample in this alr mode, and the Cereals that needs can be caused to detect is received To polluting, and owing to using the mode of high-speed rotation, sample heating can be made during stirring rotten or adhesion, Cause detecting and there will be bigger error, and owing to agitating plate directly contacts with sample, the cross-contamination of sample room can be caused, It is unfavorable for the accuracy of the result of detection.
Summary of the invention
It is an object of the invention to provide a kind of sample blending instrument, will solve the technical problem that it is it can be avoided that sample is by dirt Dye, and mix homogeneously, improve Blending Efficiency of Blending, it is to avoid sample occurs rotten or adhesion of generating heat during mixing, improves sample The quality of product.
For solving the problems referred to above, the present invention realizes by the following technical solutions: a kind of sample blending instrument, including base and The mixing box being located on base, described base is provided with inner chamber, and the upper end of base is provided with the opening with inner space, in described base It is provided with the base plate suitable with the opening of base, between base plate and base, is provided with the first driver that base plate can be made to move up and down Structure, is provided with the second drive mechanism that can make mixing box eccentric rotary, described first drive mechanism bag between base plate and mixing box Including the first motor being located in base, the axis horizontal of the output shaft of described first motor is arranged, at the output shaft of the first motor Being provided with rotating disk, the end face of described rotating disk is provided with the biasing post deviating from disk axes, the company of being provided with on the lower surface of base plate Spindle, the axis of connecting shaft be arranged in parallel with the axis of biasing post, is provided with connecting rod between described connecting shaft and biasing post, connecting rod Termination, two ends is respectively equipped with and is enclosed within connecting shaft and the annular socket part on biasing post, when the first motor drives driven by rotary disc connecting rod pendulum Time dynamic, thus realize base plate and move up and down in the inner chamber of base;Described second drive mechanism includes be fixed on base plate Two motors, the output shaft of the second motor is vertically arranged, is provided with eccentric on the second motor, and the output shaft of the second motor is with eccentric The eccentric pivot hole of wheel connects, and mixing box is connected fixing with eccentric;At the bottom centre of mixing box, it is provided with groove, sets in groove Having the 3rd motor, the output shaft of the 3rd motor is vertically arranged, is provided with agitating plate, the lower end, middle part of agitating plate and the in mixing box The output shaft of three motors connects;It is provided with in base and connects the electricity that the first motor, the second motor and the 3rd motor connect respectively Source;Being provided with some hollow balls in mixing box, described hollow ball is made up of two symmetrically arranged hemispherical shells, two Hemispherical shell is flexibly connected.
Being provided with least one set guiding mechanism between base plate of the present invention and base, described guiding mechanism includes being located at the end Seat internal chamber wall on guide rail and be located at slide block corresponding with guide rail position on base plate, slide block is embedded in guide rail.
Two hemispherical shells of the present invention are threaded connection.
One lateral edges of two hemispherical shells of the present invention is provided with the connection linked together by two hemispherical shells Sheet, the edge of a hemispherical shell is provided with one week chimb wherein, and the external diameter of chimb is straight with the opening of hemispherical shell Footpath is equal, and the outer wall of a hemispherical shell is provided with the clamp extended towards another hemispherical shell wherein, and clamp sets Porose, the outer wall of another hemispherical shell is provided with fixture block, described clamp and card with the corresponding section, hole site on clamp Block clamping, makes two hemispherical shells snap together.
Be provided with panel in base of the present invention, panel respectively with the first motor, the second motor, the 3rd motor with And power supply connects.
Base of the present invention is provided with the button being connected with panel.
Mixing box of the present invention is circular basin assembling structure.
Turning to of second motor of the present invention and the 3rd electrode is contrary.
Mixing box of the present invention is provided with the lid being made up of soft material, and the lower surface of described lid is provided with one Week and the mixing suitable groove being connected of box upper end-face edge.
The vibrating motor being connected with panel is installed in eccentric of the present invention.
The present invention compared with prior art, is mixed with driving by the first drive mechanism that mixing box can be driven to move up and down Second drive mechanism of 360 degree of eccentric rotary of box, and some hollow balls equipped with sample are set in mixing box so that mixing During sample directly do not contact with agitating plate, it is to avoid sample heating is rotten or adhesion, hollow ball can random rolling, full dimension is stirred Mix, it is achieved mix to greatest extent, but also the cross-contamination of sample room can be avoided, thus meet kinds of experiments requirement.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
Fig. 1-1 is the top view of the present invention.
Fig. 2 is the internal structure schematic diagram of the present invention.
Fig. 3 is the structural representation of hollow ball of the present invention.
Fig. 4 is the structural representation of agitating plate of the present invention.
Detailed description of the invention
With embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Fig. 1, Fig. 1-1 and Fig. 2, the sample blending instrument of the present invention, including the base 1 of rectangle, on the surface of base 1 Being provided with button 25, base 1 is provided with inner chamber, and the upper end of base 1 is provided with the opening with inner space, is provided with and the end in base 1 The suitable base plate 3 of opening of seat 1, makes base plate 3 be free in base 1 and moves up and down;Between base plate 3 and base 1 It is provided with the first drive mechanism that base plate 3 can be made to move up and down;
First drive mechanism includes the first motor 4 being located in base 2 inner chamber, the axle of the output shaft of described first motor 4 Line is horizontally disposed with, and is mounted with rotating disk 5, is provided with deviation on the end face in the outside of rotating disk 5 on the output shaft of the first motor 4 In the biasing post 6 in rotating disk 5 axle center, the lower surface of base plate 3 is provided with the axle of connecting shaft 7, the axis of connecting shaft 7 and biasing post 6 Line be arranged in parallel, is provided with connecting rod 8 between connecting shaft 7 and biasing post 6, and the termination, two ends of connecting rod 8 is respectively equipped with and is enclosed within connecting shaft 7 With the annular socket part 9 on biasing post 6, make connecting rod 8 be flexibly connected with biasing post 6 with connecting shaft 7, turn when the first motor 4 drives When dish 5 rotates, when biasing post 6 drivening rod 8 swings, thus realize base plate 3 and move up and down in the inner chamber of base 1, the end of due to Plate 3 is suitable with the opening of base 1, and therefore base plate 3 only can move up and down in the inner chamber of base 1;When connecting rod 8 is at the highest notch Time, the upper surface of base plate 3 is in same level with the upper end open of base 2;
Being provided with the second drive mechanism that can make mixing box 2 eccentric rotary on base plate 3, it includes being fixed on base plate 3 Second motor 10, the second motor 10 fixed by fixing seat, and the output shaft of the second motor 10 is vertically arranged, and the second motor 10 is located at The center of base plate 3, is provided with eccentric 11, the output shaft of the second motor 10 and the eccentric shaft of eccentric 11 on the second motor 10 Hole connects, and is provided with the mixing box 2 being secured to connect on eccentric 11, and mixing box 2 has containing cavity, in order to improve rotation The effect turned, mixing box 2 and eccentric 11 eccentric setting, mixing box 2 is circular peviform structure;The external diameter of mixing box 2 is the end of less than The length of plate 3 and width, so that base plate 3 is moving up and down the eccentric rotary making not interfere with mixing box 2;At mixing box 2 Bottom centre at be provided with groove 12, the 3rd motor 13 is installed in groove 12, the output shaft of the 3rd motor 13 is vertically arranged, 3rd electrode 13 is provided with cover plate, and cover plate can be connected by the bottom thread of screw with mixing box 2, it is achieved fixing of cover plate;? Being provided with agitating plate 14 in mixing box 2, the lower end, middle part of agitating plate 14 is connected with the output shaft of the 3rd motor 13;3rd motor 13 with Turning to of second motor 10 is contrary, thus improves Blending Efficiency of Blending;The diameter of agitating plate 14 is equal, the end of at the internal diameter of mixing box 2 It is additionally provided with in seat 1 and connects the first motor the 4, second motor the 10, the 3rd motor 13 and the panel 24 of power supply 19, panel respectively For controlling unlatching and the stopping of motor;It is provided with some hollow balls 15 that can freely roll in the containing cavity of mixing box 2, Hollow ball 15 needs the sample of mixing for being contained in, and hollow ball 15 is made up of two symmetrically arranged hemispherical shells 16, Two hemispherical shells 16 are flexibly connected.
As it is shown in figure 1, in order to the movement making base plate 3 is more stable, be provided with least one set between base plate 3 and base 1 and guide Mechanism, described guiding mechanism includes the guide rail 17 being located on the internal chamber wall of base 1 and is located on base plate 3 and guide rail 17 position phase Corresponding slide block 18, guide rail 17 is the cell body being embedded in the internal chamber wall of base 1, and guide rail 17 is vertically arranged, and slide block 18 is embedded in leads In rail 17.
Hollow ball 15 uses plastic material to make, for disposable products, it is possible to avoid cross-reference to produce sample contamination, Hollow ball 15 has multiple sphere diameter, and the maximum sphere diameter of hollow ball 15 is less than the height of mixing box 2.
As it is shown on figure 3, outside two hemispherical shells 16 can be threaded connection, it is also possible to use following structure to realize phase Splicing mutually, a lateral edges of two hemispherical shells 16 is provided with the connection sheet 20 linked together by two hemispherical shells 16, The edge of a hemispherical shell 16 is provided with the opening of one week chimb 21, the external diameter of chimb 21 and hemispherical shell 16 wherein Equal diameters, wherein the outer wall of a hemispherical shell 16 be provided with towards another hemispherical shell 16 extend clamp 22, clamp 22 is provided with hole, is provided with the corresponding section, hole site on clamp 22 on the outer wall of another hemispherical shell 16 Fixture block 23, the hole of described clamp 22 and fixture block 23 clamping, make two hemispherical shells 16 snap together.
As shown in Figure 4, agitating plate 14 is laminated structure, and it is preferably shaped to waveform, the length of agitating plate and mixing box Intracavity diameter equal.
As it is shown in figure 1, be provided with the lid 26 being made up of soft material, on the lower surface of described lid 26 on mixing box 2 Be provided with one week with the mixing suitable groove 27 being connected of box 2 upper end-face edge, by the groove 27 on lid 26 and mixing when covering The upper end-face edge of box 2 is fitted together to, and makes lid 26 be connected fixing with mixing box 2.
Being provided with the vibrating motor 28 being connected with panel 24 in described eccentric 11, vibrating motor 28 can make mixing box 2 vibrations, thus improve the uniformity of mixing.
During use, pressing the button, panel starts the first motor the 4, second motor the 10, the 3rd motor 13 and vibrating motor 28;Four motors carry out following action respectively: the first motor 4 is swung, owing to base plate is by Guiding machine by rotating disk 5 drivening rod 8 Structure and the restriction of base 1 inner chamber, connecting rod 8 pulls base plate 3 to move up and down;Second motor 10 rotational band movable eccentric wheel 12 rotates, Make mixing box eccentric and 360 rotations;3rd motor 13 drives agitating plate and the second motor 10 to rotate backward, and promotes hollow ball 15 omnidirectional rollings;Vibrating motor 28 makes mixing box vibrate, and is finally completed mixing.
The present invention have hollow ball can random rolling, comprehensive stirring, it is achieved mix to greatest extent;Sample is placed in hollow In spheroid it can be avoided that the rotation of agitating plate and make sample heating rotten or adhesion;Hollow ball there is sizes, meet The requirement of different experiments.

Claims (10)

1. a sample blending instrument, including base (1) and the mixing box (2) be located on base (1), it is characterised in that: described Base (1) is provided with inner chamber, and the upper end of base (1) is provided with the opening with inner space, is provided with and base (1) in described base (1) The suitable base plate (3) of opening, be provided with the first driver that base plate (3) can be made to move up and down between base plate (3) and base (1) Structure, is provided with the second drive mechanism that can make mixing box (2) eccentric rotary between base plate (3) and mixing box (2), and described first passes Motivation structure includes the first motor (4) being located in base (1), and the axis horizontal of the output shaft of described first motor (4) is arranged, The output shaft of the first motor (4) is provided with rotating disk (5), and the end face of described rotating disk (5) is provided with and deviates from the inclined of rotating disk (5) axle center Stem (6), is provided with connecting shaft (7) on the lower surface of base plate (3), and the axis of connecting shaft (7) is parallel with the axis of biasing post (6) Arranging, be provided with connecting rod (8) between described connecting shaft (7) and biasing post (6), the termination, two ends of connecting rod (8) is respectively equipped with the company of being enclosed within Spindle (7) and the annular socket part (9) on biasing post (6), when the first motor (4) drives rotating disk (5) drivening rod (8) to swing Time, thus realize base plate (3) and move up and down in the inner chamber of base (1);Described second drive mechanism includes being fixed on base plate (3) On the second motor (10), the output shaft of the second motor (10) is vertically arranged, is provided with eccentric (11) on the second motor (10), The output shaft of the second motor (10) is connected with the eccentric pivot hole of eccentric (11), and mixing box (2) is connected fixing with eccentric (11); At the bottom centre of mixing box (2), it is provided with groove (12), in groove (12), is provided with the 3rd motor (13), the 3rd motor (13) Output shaft is vertically arranged, is provided with agitating plate (14), the lower end, middle part of agitating plate (14) and the 3rd motor (13) in mixing box (2) Output shaft connect;It is provided with in base (1) and connects the first motor (4), the second motor (10) and the 3rd motor (13) respectively The power supply (19) connected;Being provided with some hollow balls (15) in mixing box (2), described hollow ball (15) is set by two symmetries The hemispherical shell (16) put is constituted, and two hemispherical shells (16) are flexibly connected.
Sample blending instrument the most according to claim 1, it is characterised in that: be provided with between described base plate (3) and base (1) to Few one group of guiding mechanism, described guiding mechanism includes the guide rail (17) being located on the internal chamber wall of base (1) and is located at base plate (3) The upper slide block (18) corresponding with guide rail (17) position, slide block (18) is embedded in guide rail (17).
Sample blending instrument the most according to claim 1, it is characterised in that: two hemispherical shells (16) are by screw thread even Connect.
Sample blending instrument the most according to claim 1, it is characterised in that: a lateral edges of two hemispherical shells (16) sets There is the connection sheet (20) two hemispherical shells (16) linked together, wherein on the edge of a hemispherical shell (16) It is provided with one week chimb (21), the equal diameters of the external diameter of chimb (21) and the opening of hemispherical shell (16), wherein one and half The outer wall of spherical shell (16) is provided with the clamp (22) extended towards another hemispherical shell (16), and clamp (22) is provided with Hole, is provided with fixture block (23), institute with the corresponding section, hole site on clamp (22) on the outer wall of another hemispherical shell (16) State clamp (22) and fixture block (23) clamping, make two hemispherical shells (16) snap together.
5. according to the sample blending instrument described in Claims 1-4 any one, it is characterised in that: described base is provided with control in (1) Making sheet (24), panel (24) is respectively with the first motor (4), the second motor (10), the 3rd motor (13) and power supply (19) even Connect.
Sample blending instrument the most according to claim 5, it is characterised in that: described base (1) is provided with and panel (24) The button (25) connected.
Sample blending instrument the most according to claim 6, it is characterised in that: described mixing box (2) is circular basin assembling structure.
Sample blending instrument the most according to claim 7, it is characterised in that: described second motor (10) and the 3rd electrode (13) Turn to contrary.
Sample blending instrument the most according to claim 8, it is characterised in that: described mixing box (2) is provided with by soft material The lid (26) made, the lower surface of described lid (26) is provided with one week and suitable with mixing box (2) upper end-face edge is connected Groove (27).
Sample blending instrument the most according to claim 9, it is characterised in that: it is provided with in described eccentric (11) and controls The vibrating motor (28) that plate (24) connects.
CN201610631633.1A 2016-08-04 2016-08-04 Sample blending instrument Pending CN106237918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610631633.1A CN106237918A (en) 2016-08-04 2016-08-04 Sample blending instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610631633.1A CN106237918A (en) 2016-08-04 2016-08-04 Sample blending instrument

Publications (1)

Publication Number Publication Date
CN106237918A true CN106237918A (en) 2016-12-21

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ID=58077654

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610631633.1A Pending CN106237918A (en) 2016-08-04 2016-08-04 Sample blending instrument

Country Status (1)

Country Link
CN (1) CN106237918A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106693809A (en) * 2017-02-15 2017-05-24 王琳 Paper-making stirring machine
CN108031326A (en) * 2017-11-17 2018-05-15 长沙德科投资管理咨询有限公司 A kind of frequency conversion type liquid fast separating device
CN111307562A (en) * 2020-03-02 2020-06-19 王朝 Multi-degree-of-freedom movable buckle holding mechanism for sampling piece of biological information detection analyzer
WO2021139823A1 (en) * 2020-03-05 2021-07-15 中国标准化研究院 Gaseous sample random sampling apparatus

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201735367U (en) * 2010-02-26 2011-02-09 上海市市西初级中学 Multifunctional uniform stirrer
CN202376939U (en) * 2011-11-24 2012-08-15 深圳市贝特瑞新能源材料股份有限公司 Powder material blending device
CN203034000U (en) * 2013-01-24 2013-07-03 拓赫机电科技(上海)有限公司 Device for automatically controlling grinding and extraction of various materials
CN103272515A (en) * 2013-06-15 2013-09-04 高玉琴 Vortex type blending machine
JP2014226649A (en) * 2013-05-27 2014-12-08 株式会社アイホー Mixer device
CN204051561U (en) * 2014-07-02 2014-12-31 华美生物工程有限公司 A kind of vortex mixer
CN204051543U (en) * 2014-07-24 2014-12-31 李树凯 Reducing vortex blending instrument
CN105032255A (en) * 2015-08-12 2015-11-11 范昕昀 Efficient V-shaped mixer
CN205948797U (en) * 2016-08-04 2017-02-15 中国检验检疫科学研究院 Blender that cereals sample mixing was used

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201735367U (en) * 2010-02-26 2011-02-09 上海市市西初级中学 Multifunctional uniform stirrer
CN202376939U (en) * 2011-11-24 2012-08-15 深圳市贝特瑞新能源材料股份有限公司 Powder material blending device
CN203034000U (en) * 2013-01-24 2013-07-03 拓赫机电科技(上海)有限公司 Device for automatically controlling grinding and extraction of various materials
JP2014226649A (en) * 2013-05-27 2014-12-08 株式会社アイホー Mixer device
CN103272515A (en) * 2013-06-15 2013-09-04 高玉琴 Vortex type blending machine
CN204051561U (en) * 2014-07-02 2014-12-31 华美生物工程有限公司 A kind of vortex mixer
CN204051543U (en) * 2014-07-24 2014-12-31 李树凯 Reducing vortex blending instrument
CN105032255A (en) * 2015-08-12 2015-11-11 范昕昀 Efficient V-shaped mixer
CN205948797U (en) * 2016-08-04 2017-02-15 中国检验检疫科学研究院 Blender that cereals sample mixing was used

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106693809A (en) * 2017-02-15 2017-05-24 王琳 Paper-making stirring machine
CN108031326A (en) * 2017-11-17 2018-05-15 长沙德科投资管理咨询有限公司 A kind of frequency conversion type liquid fast separating device
CN111307562A (en) * 2020-03-02 2020-06-19 王朝 Multi-degree-of-freedom movable buckle holding mechanism for sampling piece of biological information detection analyzer
WO2021139823A1 (en) * 2020-03-05 2021-07-15 中国标准化研究院 Gaseous sample random sampling apparatus

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Application publication date: 20161221

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