CN113426349A - Test tube reciprocating swing type oscillating device for laboratory analysis and test - Google Patents
Test tube reciprocating swing type oscillating device for laboratory analysis and test Download PDFInfo
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- CN113426349A CN113426349A CN202110628403.0A CN202110628403A CN113426349A CN 113426349 A CN113426349 A CN 113426349A CN 202110628403 A CN202110628403 A CN 202110628403A CN 113426349 A CN113426349 A CN 113426349A
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- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 238000004458 analytical method Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 238000013016 damping Methods 0.000 claims abstract description 15
- 230000010355 oscillation Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000002633 protecting effect Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000012863 analytical testing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses a test tube reciprocating swing type oscillation device for laboratory analysis and test, which comprises a device box body, an integral cuboid hollow structure, a placing base, an air inlet pipe, an upper placing plate, a lower placing plate, an upper cover and a movable block, wherein the placing base is horizontally placed on a desktop of a laboratory, the air inlet pipe is installed at the middle position of the lower end of the placing base in a penetrating mode, the upper placing plate is movably installed at the upper end in the device box body, the lower placing plate is movably installed under the upper placing plate, the upper cover is rotatably installed at the upper portion of the inner side of the device box body, and the movable block is movably installed at the upper end of the rear side surface in the device box body. This a test tube reciprocating swing formula oscillation device for laboratory analysis and test adopts neotype structural design for the extrusion piece compresses damping spring, thereby absorbs the effort, reduces the range of rocking, reaches the purpose of noise reduction, and after putting into the test tube and covering the upper cover, the automatic lid of sealing plug that corresponds the position in the upper cover is in the test tube top, reduces manual operation, thereby saves time.
Description
Technical Field
The invention relates to the technical field of laboratory equipment, in particular to a test tube reciprocating oscillating type oscillating device for laboratory analysis and test.
Background
When a laboratory carries out an analysis test, a needed solution is often needed to be added into a test tube, and different solutions or solids and liquids in the test tube are rapidly mixed by shaking, so that a reaction structure is observed as soon as possible, and the analysis test is facilitated.
In the prior art, chinese patent with publication number CN111420595A discloses a test tube vibrating machine, which comprises a box body, wherein a vibrating cavity with an upward opening is arranged in the box body, a motor cavity is arranged in the bottom wall of the vibrating cavity, a transition cavity communicated with the vibrating cavity is arranged between the motor cavity and the vibrating cavity, a motor is fixedly mounted on the bottom wall of the motor cavity, a motor shaft is connected to the upper end of the motor, the motor shaft is rotatably connected to a wall body between the motor cavity and the transition cavity and extends upward, a movable device for providing vibration is arranged in the transition cavity, the movable device comprises a fixed rod fixedly connected to the front and rear walls of the transition cavity, the motor shaft extends upward into the transition cavity and is rotatably connected to the bottom wall of the fixed rod, a universal ball is rotatably mounted on the fixed rod in the vibrating cavity, and a linking device for transmitting vibration is arranged in the vibrating cavity, fixedly connected with vibrates the piece on the universal ball, it is equipped with the ascending material groove of opening in the piece to vibrate.
But can produce great effort in the in inside test tube vibrations in the actual use, this effort is used for can making the shell produce on the device shell and rock to make and should send the noise for rocking when using, and general device often need increase the sealing plug in order to prevent the inside liquid spill of test tube before vibrations, cover one by one and take out the sealing plug and waste time and energy comparatively.
Disclosure of Invention
The invention aims to provide a test tube reciprocating swing type oscillating device for laboratory analysis and test, and aims to solve the problems that noise is generated due to large shaking amplitude during use, and time and labor are wasted when sealing plugs are sequentially and manually covered and taken down.
In order to achieve the purpose, the invention provides the following technical scheme: a test tube reciprocating oscillating shaker apparatus for laboratory analytical testing, comprising:
the device comprises a device box body and a ventilation separation net, wherein the device box body is of an integral cuboid hollow structure, handles convenient to carry are fixedly arranged on the outer surfaces of the left side and the right side of the device box body, and the ventilation separation net is arranged on the lower side surface of the device box body;
the device comprises a placing base, a positioning device and a damping device, wherein the placing base is horizontally placed on a table top of a laboratory, and extrusion blocks capable of being extruded with the device box body and absorbing shock are arranged on the front side and the rear side inside the placing base;
the supporting seat is telescopically arranged at four corners of the lower surface of the placing base, and a leveling rotating button capable of leveling the supporting seat is rotatably arranged on the outer side of the upper part of the supporting seat;
the air inlet pipe penetrates through the middle position of the lower end of the placing base, and the other end of the air inlet pipe can be connected with an external refrigerating or heating device;
on place the board, movable mounting be in the inside upper end of device box, on place the board and still include:
the protective sponge cushions are fixedly adhered to the front side and the rear side of the inner hole of the upper placing plate, and the protective sponge cushions can achieve an effective buffering and protecting effect;
the lower placing plate is movably arranged right below the upper placing plate, and the front edge and the rear edge of the lower placing plate are rotatably provided with adjusting threaded rods capable of adjusting the lower placing plate;
a test tube main body placed between the upper placing plate and the lower placing plate;
the upper cover is rotatably arranged at the upper part of the inner side of the device box body, and sliding grooves for moving the sealing plugs are uniformly formed in the lower surface of the upper cover at equal intervals;
the fixing screw penetrates through the middle position of the front end of the upper cover and is used for fixing the upper cover and the device box body;
the movable block is movably arranged at the upper end of the rear side surface in the device box body, and the movable block and the upper cover are rotatably arranged;
and the control panel is fixedly arranged on the outer surface of the front side of the device box body.
Preferably, the left side and the right side of the upper placing plate are provided with transverse sliding rods which can slide back and forth in a penetrating mode, the placing plate and the device box body form an elastic structure through buffer springs arranged back and forth, the upper placing plate slides back and forth outside the transverse sliding rods when the test tubes are vibrated, impact force between the upper placing plate and the device box body is relieved under the action of the top buffer spring, and a protection effect is achieved.
Preferably, the lower placing plate passes through adjusting threaded rod with on place the board and constitute elevation structure, just the lower placing plate left and right sides is provided with the driven rack that can drive its initiative and remove, when the test tube in the face of different length vibrates, drives the lower placing plate of below through rotating adjusting threaded rod and reciprocates to place the distance between board and the lower placing plate on the change.
Preferably, the driven rack and the inner side driving gear form an engagement structure, the left side and the right side of the driven rack are provided with transverse telescopic rods for supporting the driven rack, the driving gear is driven by the driving device to rotate, the driven rack is driven to transversely move by means of engagement between the driven rack and the driven rack, and the driven rack can reciprocate back and forth due to the half-tooth structure of the driving gear, so that oscillation is realized.
Preferably, the driven rack forms a sliding structure with the lower placing plate through a sliding block fixedly installed on the inner side surface, the sliding block forms an elastic structure with the lower placing plate through an extrusion spring, and when the position of the lower placing plate is changed, the sliding block on the inner side surface of the driven rack slides inside the lower placing plate, so that meshing connection between the driving gear and the driven rack is guaranteed.
Preferably, the upper cover with the movable block pass through below fixed mounting's electric telescopic handle with the device box constitutes elevation structure, and it drives movable block and upper cover synchronous downstream to utilize electric telescopic handle after covering the upper cover to make the sealing plug front end get into inside the test tube main part, realize sealedly.
Preferably, the back section of the inner part of the sliding groove is uniformly provided with adsorption magnetic blocks for fixing the sealing plug, the top end of the upper part of the sealing plug is fixedly provided with an iron block capable of being adsorbed, and the adsorption magnetic blocks in the inner part of the sliding groove can be fixed at a specified position by utilizing the iron block at the upper end of the sealing plug after the upper cover is opened, so that the next position is ensured to be still aligned.
Preferably, the extrusion piece pass through damping spring with place the base and constitute elastic construction, just the extrusion piece upper surface is the leanin structure, can compress the damping spring of side after the extrusion piece receives the extrusion force of device box to utilize damping spring's deformation to absorb the extrusion force, reach the effect that reduces the range of rocking.
Compared with the prior art, the invention has the beneficial effects that: this a test tube reciprocating swing formula oscillation device for laboratory analysis and test adopts neotype structural design for the device utilizes the device box and places the extrusion between the base when using, makes the extrusion piece compress damping spring, thereby absorbs the effort, reduces the range of rocking, reaches the purpose of noise reduction, and after putting into the test tube and covering the upper cover, the automatic lid of sealing plug that corresponds the position in the upper cover is in the test tube top, reduces manual operation, thereby saves time.
1. Place the base, the extrusion piece, damping spring and the cooperation between the device box uses, can make when device box internal work produces vibrations take place the extrusion between the lower surface of device box and the extrusion piece to extrude the piece to the outside extrusion, damping spring is compressed this moment, and most effort that produces when utilizing damping spring's deformation to absorb vibrations, thereby alleviates the whole range of rocking, reduces the noise volume that the during operation sent.
2. The sliding groove, adsorb the magnetic path, the cooperation between sealing plug and the iron plate is used, when the device is not used, will go up the sealing plug that the top has the iron plate to fix in proper order in specific position under the effect of the inside align to grid's of sliding groove absorption magnetic path, later when electric telescopic handle drives the upper cover rebound, by the sealing plug of fixed position just in time with below test tube mutual correspondence and realize sealedly to the adsorption effect of adsorbing the magnetic path is less to the lateral sliding influence.
Drawings
FIG. 1 is a schematic side view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the front cross-sectional structure of the upper mounting plate according to the present invention;
FIG. 4 is a schematic top view of the upper mounting plate according to the present invention;
FIG. 5 is a schematic bottom view of the upper lid of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
fig. 7 is a schematic view of the front view structure of the driven rack of the present invention.
In the figure: 1. a device case; 2. placing a base; 3. a supporting seat; 4. a leveling turn button; 5. an air inlet pipe; 6. placing the plate on the frame; 601. a protective sponge cushion; 7. placing the plate downwards; 8. a test tube body; 9. an upper cover; 10. a set screw; 11. a movable block; 12. a control panel; 13. a transverse sliding bar; 14. a buffer spring; 15. adjusting the threaded rod; 16. a driven rack; 17. a driving gear; 18. a slider; 19. a compression spring; 20. a transverse telescopic rod; 21. an electric telescopic rod; 22. a sliding groove; 23. an adsorption magnetic block; 24. a sealing plug; 25. an iron block; 26. a ventilation separation net; 27. extruding the block; 28. a shock absorbing spring.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a test tube reciprocating oscillating shaker apparatus for laboratory analytical testing, comprising:
the device box body 1 is of an integral cuboid hollow structure, handles convenient to carry are fixedly arranged on the outer surfaces of the left side and the right side of the device box body 1, and a ventilation separation net 26 is arranged on the lower side surface of the device box body 1;
the placing base 2 is horizontally placed on a table top of a laboratory, and extrusion blocks 27 capable of extruding and absorbing shock with the device box body 1 are arranged on the front side and the rear side inside the placing base 2;
the supporting seat 3 is telescopically arranged at four corners of the lower surface of the placing base 2, and the outer side of the upper part of the supporting seat 3 is rotatably provided with a leveling rotating button 4 capable of leveling the supporting seat;
the air inlet pipe 5 penetrates through the middle position of the lower end of the placing base 2, and the other end of the air inlet pipe 5 can be connected with an external refrigerating or heating device;
on place board 6, movable mounting is in the inside upper end of device box 1, and on place the board still include:
the protective sponge pads 601 are fixedly adhered to the front side and the rear side of the inner hole of the upper placing plate 6, and the protective sponge pads 601 can achieve an effective buffering and protecting effect;
the lower placing plate 7 is movably arranged right below the upper placing plate 6, and the front edge and the rear edge of the lower placing plate 7 are rotatably provided with adjusting threaded rods 15 capable of adjusting the lower placing plate;
a test tube main body 8 placed between the upper placing plate 6 and the lower placing plate 7;
the upper cover 9 is rotatably arranged at the upper part of the inner side of the device box body 1, and sliding grooves 22 for moving sealing plugs 24 are uniformly formed in the lower surface of the upper cover 9 at equal intervals;
the fixing screw 10 penetrates through the middle position of the front end of the upper cover 9, and the fixing screw 10 is used for fixing the upper cover 9 and the device box body 1;
the movable block 11 is movably arranged at the upper end of the rear side surface in the device box body 1, and the movable block 11 and the upper cover 9 are rotatably arranged;
and a control panel 12 fixedly installed on the outer surface of the front side of the apparatus case 1.
On place the board 6 left and right sides and run through to install and supply its gliding horizontal sliding rod 13 around it, and place board 6 and constitute elastic construction with device box 1 through the buffer spring 14 that sets up around, place board 7 down and place board 6 through adjusting threaded rod 15 and on and constitute elevation structure, and place the board 7 left and right sides down and be provided with driven rack 16 that can drive its initiative and move, driven rack 16 constitutes the meshing structure with inboard driving gear 17, and the driven rack 16 left and right sides is provided with and is used for carrying out the horizontal telescopic link 20 that supports it, slide construction is constituteed with placing board 7 through the slider 18 of inboard fixed surface installation to driven rack 16, and slider 18 constitutes elastic construction with placing board 7 through extrusion spring 19.
Before the device is used, firstly, a leveling rotating button 4 below a placing base 2 is utilized to adjust a supporting seat 3 to a horizontal position, then a fixing screw 10 is loosened, an upper cover 9 is opened, a test tube main body 8 needing to be vibrated penetrates through a round hole formed in an upper placing plate 6 after the upper cover 9 is opened, the lower end of the test tube main body enters the lower placing plate 7, protective sponge cushions 601 at the front side and the rear side in the round hole of the upper placing plate 6 are utilized to prevent the test tube main body 8 from being in direct contact with the upper placing plate 6, so that the protection effect is achieved, then, after the upper cover 9 is closed, an internal driving device is started through a control panel 12 to drive a driving gear 17 to rotate, the driving gear 17 drives a driven rack 16 at the outer side to reciprocate back and forth while rotating, so that the lower placing plate 7 drives the test tube main body 8 placed inside to vibrate, and a buffer spring 14 is compressed when the, thereby reduce the impact force of placing between board 6 and the device box 1 on, avoid appearing the condition of damage, when meetting the test tube main part 8 of different length, place on the rotation and place board 7 under the drive of adjusting screw 15 of board 6 top and reciprocate to the position of distance matching and use, the slider 18 of driven rack 16 inboard fixed surface installation places board 7 inside under and slides simultaneously, the unchangeable condition in driving gear 17 position keeps its and driven rack 16 between the meshing is connected, and meet some needs specific temperature's when shaking under the condition, let in the air-supply line 5 below with air in the refrigeration of external or the heating device and place in the base 2, later the air gets into the device box 1 inside from ventilation barrier 26 below the device box 1, thereby keep inside temperature at the specified scope.
Upper cover 9 and movable block 11 constitute elevation structure through below fixed mounting's electric telescopic handle 21 and device box 1, and the inside back end align to grid of sliding tray 22 has the absorption magnetic path 23 that is used for going on fixing to sealing plug 24, and sealing plug 24 top fixed mounting has the iron plate 25 that can be adsorbed, and extrusion piece 27 passes through damping spring 28 and places base 2 and constitute elastic construction, and extrusion piece 27 upper surface is the inward slope structure.
After the upper cover 9 is covered, the electric telescopic rod 21 drives the movable block 11 and the upper cover 9 to synchronously move downwards, at the moment, the sealing plugs 24 uniformly arranged below the upper cover 9 just automatically enter the inside of the test tube main body 8 to form sealing, the sealing plugs 24 synchronously slide along with the test tube main body 8 in the sliding groove 22 during oscillation, the test tube main body 8 is ensured to be always sealed, after the upper cover 9 is opened after oscillation is completed, the sealing plugs 24 are adsorbed and fixed at specified positions by the iron blocks 25 fixedly arranged above the sealing plugs by the adsorption magnetic blocks 23 in the sliding groove 22, so that the influence of position deviation on the next operation in the process of opening and closing the upper cover 9 is avoided, and the acting force generated in the oscillation process enables the device box body 1 and the extrusion blocks 27 below to generate extrusion, so that the extrusion blocks 27 compress the damping springs 28 arranged outside the extrusion blocks 27, and most of the acting force is absorbed by the deformation of the damping springs 28, the vibration amplitude of the device box body 1 is reduced during working.
The working principle is as follows: when the device is used, according to the structure shown in fig. 1-7, firstly, after the upper cover 9 is covered, the sealing plug 24 automatically moves downwards under the action of the electric telescopic rod 21 to realize the sealing of the test tube main body 8, and the vibration is simultaneously carried out, the amplitude of the shaking of the device box body 1 is reduced by the damping spring 28 placed on the inner side of the base 2, the noise generated during the working is reduced, and the working principle of the test tube reciprocating swinging type vibration device for laboratory analysis and test is the same.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a test tube reciprocating swing formula oscillation device for laboratory analysis tests which characterized in that: the method comprises the following steps:
the device comprises a device box body and a ventilation separation net, wherein the device box body is of an integral cuboid hollow structure, handles convenient to carry are fixedly arranged on the outer surfaces of the left side and the right side of the device box body, and the ventilation separation net is arranged on the lower side surface of the device box body;
the device comprises a placing base, a positioning device and a damping device, wherein the placing base is horizontally placed on a table top of a laboratory, and extrusion blocks capable of being extruded with the device box body and absorbing shock are arranged on the front side and the rear side inside the placing base;
the supporting seat is telescopically arranged at four corners of the lower surface of the placing base, and a leveling rotating button capable of leveling the supporting seat is rotatably arranged on the outer side of the upper part of the supporting seat;
the air inlet pipe penetrates through the middle position of the lower end of the placing base, and the other end of the air inlet pipe can be connected with an external refrigerating or heating device;
on place the board, movable mounting be in the inside upper end of device box, on place the board and still include:
the protective sponge cushions are fixedly adhered to the front side and the rear side of the inner hole of the upper placing plate, and the protective sponge cushions can achieve an effective buffering and protecting effect;
the lower placing plate is movably arranged right below the upper placing plate, and the front edge and the rear edge of the lower placing plate are rotatably provided with adjusting threaded rods capable of adjusting the lower placing plate;
a test tube main body placed between the upper placing plate and the lower placing plate;
the upper cover is rotatably arranged at the upper part of the inner side of the device box body, and sliding grooves for moving the sealing plugs are uniformly formed in the lower surface of the upper cover at equal intervals;
the fixing screw penetrates through the middle position of the front end of the upper cover and is used for fixing the upper cover and the device box body;
the movable block is movably arranged at the upper end of the rear side surface in the device box body, and the movable block and the upper cover are rotatably arranged;
and the control panel is fixedly arranged on the outer surface of the front side of the device box body.
2. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 1, characterized in that: the left side and the right side of the upper placing plate are provided with transverse sliding rods which can slide back and forth in a penetrating mode, and the placing plate and the device box body form an elastic structure through buffer springs arranged back and forth.
3. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 1, characterized in that: the lower placing plate forms a lifting structure through the adjusting threaded rod and the upper placing plate, and driven racks capable of driving the lower placing plate to move actively are arranged on the left side and the right side of the lower placing plate.
4. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 3, characterized in that: the driven rack and the inner side driving gear form a meshing structure, and the left side and the right side of the driven rack are provided with transverse telescopic rods for supporting the driven rack.
5. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 4, characterized in that: the driven rack and the lower placing plate form a sliding structure through a sliding block fixedly arranged on the inner side surface, and the sliding block and the lower placing plate form an elastic structure through an extrusion spring.
6. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 1, characterized in that: the upper cover and the movable block form a lifting structure with the device box body through an electric telescopic rod fixedly arranged below.
7. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 1, characterized in that: and the rear section inside the sliding groove is uniformly provided with adsorption magnetic blocks for fixing the sealing plug, and the top end above the sealing plug is fixedly provided with an iron block capable of being adsorbed.
8. The test tube reciprocating oscillating shaking device for laboratory analytical tests according to claim 1, characterized in that: the extrusion block passes through damping spring with place the base and constitute elastic construction, just the extrusion block upper surface is the inward sloping structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110628403.0A CN113426349A (en) | 2021-06-07 | 2021-06-07 | Test tube reciprocating swing type oscillating device for laboratory analysis and test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110628403.0A CN113426349A (en) | 2021-06-07 | 2021-06-07 | Test tube reciprocating swing type oscillating device for laboratory analysis and test |
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| CN113426349A true CN113426349A (en) | 2021-09-24 |
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| CN202110628403.0A Pending CN113426349A (en) | 2021-06-07 | 2021-06-07 | Test tube reciprocating swing type oscillating device for laboratory analysis and test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768632A (en) * | 2022-04-14 | 2022-07-22 | 安徽麦吉恩医疗科技有限公司 | Automatic even smear device that shakes of sample for medical laboratory test |
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| CN112044332A (en) * | 2020-09-08 | 2020-12-08 | 杨秀波 | Chemical reagent vibrates even equipment |
| CN212922556U (en) * | 2020-09-08 | 2021-04-09 | 雅安市产品质量检验检测中心(四川省茶叶产品质量检验中心、雅安市食品药品检验所) | Food inspection sample water bath heating preservation box |
| CN112316815A (en) * | 2020-11-23 | 2021-02-05 | 郭浩俊 | Prevent spilling for pharmacy test tube shock compounding device that falls |
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| CN114768632A (en) * | 2022-04-14 | 2022-07-22 | 安徽麦吉恩医疗科技有限公司 | Automatic even smear device that shakes of sample for medical laboratory test |
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Application publication date: 20210924 |