CN221230503U - Mixing device for preparing cadmium-free quantum dots - Google Patents
Mixing device for preparing cadmium-free quantum dots Download PDFInfo
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- CN221230503U CN221230503U CN202322425079.XU CN202322425079U CN221230503U CN 221230503 U CN221230503 U CN 221230503U CN 202322425079 U CN202322425079 U CN 202322425079U CN 221230503 U CN221230503 U CN 221230503U
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- fixed
- test tube
- stirring barrel
- quantum dots
- cadmium
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- 239000002096 quantum dot Substances 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 54
- 230000005540 biological transmission Effects 0.000 claims description 12
- 229910052793 cadmium Inorganic materials 0.000 claims 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The utility model discloses a mixing device for preparing cadmium-free quantum dots, which belongs to the technical field of cadmium-free quantum dot preparation and aims at solving the problem that the production rate of the cadmium-free quantum dots can be influenced by manual proportioning of mixed raw material solutions; according to the utility model, the screw rod is rotated along with the screw rod by rotating the torsion plate, and the screw rod gradually moves towards the inner side of the test tube in the rotating process of the screw rod, so that the sealing plate at the inner side of the test tube moves towards the opening of the test tube.
Description
Technical Field
The utility model belongs to the technical field of cadmium-free quantum dot preparation, and particularly relates to a mixing device for preparing cadmium-free quantum dots.
Background
The quantum dot is nano-scale semiconductor nano particles, the size of the quantum dot is only ten per million of human hair, the quantum dot has high color reproduction performance and natural color reproduction, so that the quantum dot is suitable for high dynamic range application used in ultra-high definition displays, in addition, the quantum dot has higher color purity and light stability than other luminescent materials, and becomes a new material for various photoelectric devices including next-generation displays.
In the prior art, different solutions in a plurality of test tubes are required to be poured into a stirring cup according to a certain proportion for stirring and mixing, and the processing method is slow and the mixing amount is usually controlled manually, so that the cadmium-free quantum production rate is limited, and meanwhile, when other solution test tubes are taken, the solutions can be poured due to collision with other test tubes, so that certain potential safety hazards are caused.
Therefore, a mixing device for preparing cadmium-free quantum dots is needed, and the problem that the production rate of the cadmium-free quantum dots is affected by the ratio of manual to mixed raw material solution in the prior art is solved.
Disclosure of utility model
The utility model aims to provide a mixing device for preparing cadmium-free quantum dots, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the mixing device for preparing the cadmium-free quantum dots comprises a stirring barrel, wherein an automatic proportioning mechanism is arranged on the upper side of the outer part of the stirring barrel;
The automatic proportioning mechanism comprises a fixing plate, the fixing plate is all fixed on the top wall of the stirring barrel and distributed annularly, connecting grooves are formed in the middle side of the top of the fixing plate, test tubes are connected to the inner sides of the connecting grooves in a rotating mode, screws are connected to the middle portions of the bottom walls of the test tubes in a threaded mode, torsion plates are all fixed to the bottom ends of the screws, sealing plates are all fixed to the top ends of the screws, multiple groups of annular distributed mounting plates are fixed to the upper side of the periphery of the stirring barrel, air cylinders are all fixed to the top wall of the mounting plate, connecting pieces are all fixed to the output ends of the air cylinders, and the connecting pieces are connected to the outer portions of the test tubes in a rotating mode and away from one side of the stirring barrel.
In the scheme, the middle part of the top wall of the stirring barrel is penetrated and fixed with a feeding pipe, and the top end of the feeding pipe is provided with a feeding hopper.
It is further worth mentioning that the closing plate all is located the test tube inboard and all with test tube interference fit, the test tube opening all is located feeder hopper periphery upside.
The lower side of the middle part of the front wall of the stirring barrel is penetrated and fixed with a discharge pipe, and the middle part of the discharge pipe is provided with a valve.
As a preferred implementation mode, the middle part of the bottom wall of the stirring barrel is fixedly provided with a driving motor, the output shaft of the driving motor is fixedly provided with a transmission rod, the periphery of the transmission rod is fixedly provided with a plurality of groups of stirring teeth which are uniformly distributed, and the left side and the right side of the periphery of the bottom wall of the stirring barrel are respectively fixedly provided with a supporting plate.
As a preferred embodiment, the transmission rod and the stirring teeth are both positioned on the inner side of the stirring barrel, and the driving motor is positioned between the two groups of supporting plates.
Compared with the prior art, the mixing device for preparing the cadmium-free quantum dots provided by the utility model at least comprises the following beneficial effects:
(1) The screw rod rotates along with the torsion plate, the screw rod gradually moves towards the inner side of the test tube in the rotating process, so that the sealing plate on the inner side of the test tube moves towards the opening of the test tube, and the capacity of the test tube is controlled by controlling the inner position of the sealing plate in the test tube due to the fact that the content of the test tube is the same and the inner part of the sealing plate is cylindrical, so that the adding proportion of solutions in different test tubes can be controlled, the manual proportioning link is omitted, and the preparation efficiency of the cadmium-free quantum dots is improved.
(2) Through starting the cylinder, the extension of cylinder output makes the connecting piece shift up, and the connecting piece shifts up the in-process and makes its inboard test tube to inboard deflection to can empty the inside solution of test tube inside the feeder hopper on inboard, and make it get into the agitator through the transport of inlet pipe, later start driving motor, driving motor output shaft rotates and makes transfer line and stirring tooth rotate, mixes the inboard raw materials of agitator, realizes cadmium-free quantum dot automatic mixing, has improved mixing efficiency.
Drawings
FIG. 1 is a schematic side view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic top perspective view of the present utility model;
Fig. 3 is a schematic cross-sectional perspective view of the present utility model.
In the figure: 1. a stirring barrel; 2. an automatic proportioning mechanism; 3. a fixing plate; 4. a connecting groove; 5. a connecting piece; 6. a test tube; 7. a screw; 8. twisting the plate; 9. a sealing plate; 10. a feed hopper; 11. a feed pipe; 12. a cylinder; 13. a mounting plate; 14. a discharge pipe; 15. a valve; 16. a support plate; 17. a driving motor; 18. a transmission rod; 19. stirring teeth.
Detailed Description
The utility model is further described below with reference to examples.
Referring to fig. 1-3, the utility model provides a mixing device for preparing cadmium-free quantum dots, which comprises a stirring barrel 1, wherein an automatic proportioning mechanism 2 is arranged on the upper side outside the stirring barrel 1;
The automatic proportioning mechanism 2 comprises a fixed plate 3, the fixed plate 3 is all fixed on the top wall of the stirring barrel 1 and distributed annularly, the fixed plate 3 is provided with a connecting groove 4 which can enable a test tube 6 to rotate during the working period of a cylinder 12, so that solution inside the test tube 6 can be dumped, the middle side of the top of the fixed plate 3 is all provided with the connecting groove 4, the inner side of the connecting groove 4 is all rotationally connected with the test tube 6, the middle part of the bottom wall of the test tube 6 is all in threaded connection with a screw 7, the bottom end of the screw 7 is all fixed with a torsion plate 8, the top end of the screw 7 is all fixed with a sealing plate 9, the rotation torsion plate 8 can enable the screw 7 to synchronously rotate, the screw 7 rotates to enable the sealing plate 9 to move inside the test tube 6, thereby controlling the maximum capacity inside the test tube 6, the upper side of the periphery of the stirring barrel 1 is fixed with a plurality of groups of mounting plates 13 which are distributed annularly, the top wall of the mounting plates 13 is all fixed with the cylinder 12, the output end of the cylinder 12 is all fixed with a connecting piece 5, the connecting piece 5 is all rotationally connected to the outside the test tube 6 to the side away from one side of the stirring barrel 1, and the cylinder 12 can drive the connecting piece 5 to move up and down during the working.
Further as shown in fig. 1, 2 and 3, it is worth specifically describing that a feeding pipe 11 is penetrated and fixed in the middle of the top wall of the stirring barrel 1, a feeding hopper 10 is arranged at the top end of the feeding pipe 11, the feeding hopper 10 is used for collecting the solution in the test tube 6, the solution is prevented from being scattered and leaked, and the feeding pipe 11 is communicated with the stirring barrel 1 and is used for inputting the solution into the stirring barrel 1.
Further, as shown in fig. 1, it is worth specifically explaining that the sealing plates 9 are all located inside the test tube 6 and are all in interference fit with the test tube 6, and the openings of the test tube 6 are all located on the upper side of the periphery of the feed hopper 10, so that the solution inside the test tube 6 can be poured conveniently.
The scheme comprises the following working processes: when the cadmium-free quantum dot is required to be prepared, the torsion plate 8 is rotated to enable the screw rod 7 to rotate along with the screw rod 7, the screw rod 7 gradually moves towards the inner side of the test tube 6 in the rotating process, so that the sealing plate 9 on the inner side of the test tube 6 moves towards the opening of the test tube 6, the maximum capacity of the test tube 6 can be controlled by controlling the position of the sealing plate 9 in the test tube 6 due to the fact that the inner side of the test tube 6 is identical in content and cylindrical, then various reagents are filled in the test tubes 6 with different capacities, the proportion of solution in the test tube 6 is controlled, then the air cylinder 12 is started, the output end of the air cylinder 12 extends to enable the connecting piece 5 to move upwards, the test tube 6 on the inner side of the connecting piece 5 deflects towards the inner side in the process, the solution in the test tube 6 can be poured into the stirring barrel 1 through the conveying of the feed tube 11, then the driving motor 17 is started, the output shaft of the driving motor 17 rotates to enable the transmission rod 18 to rotate with the stirring teeth 19, and the raw materials on the inner side of the stirring barrel 1 are mixed, and automatic mixing of the cadmium-free quantum dot is achieved.
The working process can be as follows: the sealing plate 9 is moved inside the test tube 6 by rotating the screw rod 7, the maximum capacity of the test tube 6 can be controlled by controlling the position of the sealing plate 9 inside the test tube 6, then various reagents are filled inside the test tube 6 with different capacities, the solution adding proportion in the test tube 6 is controlled, manual proportioning operation is omitted, the preparation efficiency of cadmium-free quantum dots is improved, the starting cylinder 12 is started, the output end of the cylinder 12 is extended to enable the connecting piece 5 to move upwards, the inner test tube 6 of the connecting piece 5 is enabled to deflect inwards in the upward moving process, the solution inside the test tube 6 can be poured into the inner part of the feed hopper 10 through the conveying of the feed tube 11, the solution enters the stirring barrel 1, the driving motor 17 is started, the output shaft of the driving motor 17 rotates to enable the transmission rod 18 to rotate with the stirring teeth 19, the raw materials inside the stirring barrel 1 are mixed, the manual mixing step is replaced, and the preparation efficiency of the cadmium-free quantum dots is further accelerated.
As further shown in fig. 1, 2 and 3, it is worth specifically describing that a discharging pipe 14 is penetrated and fixed at the lower side of the middle part of the front wall of the stirring barrel 1, a valve 15 is arranged at the middle part of the discharging pipe 14, and the discharging pipe 14 is opened by rotating the valve 15, so that the mixed materials inside the stirring barrel 1 are discharged.
Further, as shown in fig. 1, it is worth specifically explaining that a driving motor 17 is fixed in the middle of the bottom wall of the stirring barrel 1, a driving rod 18 is fixed on the output shaft of the driving motor 17, a plurality of groups of stirring teeth 19 which are uniformly distributed are fixed on the periphery of the driving rod 18, supporting plates 16 are fixed on the left and right sides of the periphery of the bottom wall of the stirring barrel 1, and the supporting plates 16 are used for supporting and fixing the stirring barrel 1 and the upper side components thereof and providing space for installation of the driving motor 17.
Further, as shown in fig. 3, it is worth specifically describing that the transmission rod 18 and the stirring teeth 19 are both located inside the stirring barrel 1, the driving motor 17 is located between the two groups of supporting plates 16, and the rotation of the output shaft of the driving motor 17 can drive the transmission rod 18 and the stirring teeth 19 to rotate, so that the materials inside the stirring barrel 1 can be stirred.
To sum up: the discharging pipe 14 is opened through the rotary valve 15, so that materials mixed in the stirring barrel 1 are discharged, the supporting plate 16 is used for supporting and fixing the stirring barrel 1 and an upper side component thereof and providing space for the installation of the driving motor 17, and the output shaft of the driving motor 17 rotates to drive the transmission rod 18 to rotate with the stirring teeth 19, so that the materials in the stirring barrel 1 can be stirred.
The driving motor 17 can be purchased in the market, and the driving motor 17 is provided with a power supply, which is well known in the art, and therefore, the description is not repeated.
Claims (6)
1. The utility model provides a mixing arrangement is used in preparation of no cadmium quantum dot, includes agitator (1), its characterized in that: an automatic proportioning mechanism (2) is arranged on the upper side of the outer part of the stirring barrel (1);
Automatic proportioning mechanism (2) are including fixed plate (3), fixed plate (3) all are fixed at agitator (1) roof and annular distribution, fixed plate (3) top middle side all is provided with spread groove (4), spread groove (4) inboard all rotates and is connected with test tube (6), test tube (6) diapire middle part all threaded connection has screw rod (7), screw rod (7) bottom all is fixed with torsion plate (8), screw rod (7) top all is fixed with closing plate (9), agitator (1) periphery upside is fixed with multiunit annular distribution's mounting panel (13), mounting panel (13) roof all is fixed with cylinder (12), cylinder (12) output all is fixed with connecting piece (5), connecting piece (5) all rotate and connect outside agitator (1) one side of keeping away from in test tube (6).
2. The mixing device for preparing cadmium-free quantum dots according to claim 1, wherein: the middle part of the top wall of the stirring barrel (1) is penetrated and fixed with a feeding pipe (11), and the top end of the feeding pipe (11) is provided with a feeding hopper (10).
3. The mixing device for preparing cadmium-free quantum dots according to claim 1, wherein: the sealing plate (9) is located inside the test tube (6) and in interference fit with the test tube (6), and the opening of the test tube (6) is located on the upper side of the periphery of the feed hopper (10).
4. The mixing device for preparing cadmium-free quantum dots according to claim 1, wherein: the lower side of the middle part of the front wall of the stirring barrel (1) is penetrated and fixed with a discharge pipe (14), and the middle part of the discharge pipe (14) is provided with a valve (15).
5. The mixing device for preparing cadmium-free quantum dots according to claim 1, wherein: the stirring barrel is characterized in that a driving motor (17) is fixed in the middle of the bottom wall of the stirring barrel (1), a transmission rod (18) is fixed on an output shaft of the driving motor (17), a plurality of groups of stirring teeth (19) which are uniformly distributed are fixed on the periphery of the transmission rod (18), and supporting plates (16) are fixed on the left side and the right side of the periphery of the bottom wall of the stirring barrel (1).
6. The mixing device for preparing cadmium-free quantum dots according to claim 5, wherein: the transmission rod (18) and the stirring teeth (19) are both positioned on the inner side of the stirring barrel (1), and the driving motor (17) is positioned between the two groups of supporting plates (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425079.XU CN221230503U (en) | 2023-09-07 | 2023-09-07 | Mixing device for preparing cadmium-free quantum dots |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425079.XU CN221230503U (en) | 2023-09-07 | 2023-09-07 | Mixing device for preparing cadmium-free quantum dots |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221230503U true CN221230503U (en) | 2024-06-28 |
Family
ID=91596390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322425079.XU Active CN221230503U (en) | 2023-09-07 | 2023-09-07 | Mixing device for preparing cadmium-free quantum dots |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221230503U (en) |
-
2023
- 2023-09-07 CN CN202322425079.XU patent/CN221230503U/en active Active
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