CN219816653U - Multi-pipe buffer adaptive balance centrifugal equipment - Google Patents
Multi-pipe buffer adaptive balance centrifugal equipment Download PDFInfo
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- CN219816653U CN219816653U CN202321348478.4U CN202321348478U CN219816653U CN 219816653 U CN219816653 U CN 219816653U CN 202321348478 U CN202321348478 U CN 202321348478U CN 219816653 U CN219816653 U CN 219816653U
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- connecting rod
- centrifugal
- test
- tube rack
- buffer
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- 230000003044 adaptive effect Effects 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004062 sedimentation Methods 0.000 abstract description 3
- 238000005119 centrifugation Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009514 concussion Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
The utility model relates to a multi-tube buffer adaptive balance centrifugal device, which comprises a machine shell, wherein the machine shell comprises a centrifugal groove, a centrifugal motor, a test tube rack and a test tube rotor rack, and further comprises a buffer connecting rod, wherein the buffer connecting rod comprises a first connecting rod and a second connecting rod which are hinged, a shaft sleeve is arranged on a main shaft and is arranged on the main shaft through a bearing assembly, a first sliding groove is arranged on the outer side wall of the test tube rack and the corresponding main shaft, a first sliding block is arranged in the first sliding groove, the first connecting rod of the buffer connecting rod is connected with the first sliding block, the second connecting rod is connected with the shaft sleeve, the buffer connecting rod plays a stable role in the centrifugal and centripetal processes of the test tube rack, the centrifugal sedimentation effect is obviously improved, in particular, an adaptive buffer structure is arranged on the shaft sleeve, the buffer connecting rod can adaptively lift along with centrifugal force under the driving, and adaptively decelerates to a stopping process along with centripetal stopping when the speed is reduced, and the buffer effect is particularly obvious.
Description
Technical Field
The utility model belongs to the technical field of solid precipitation separation, and particularly relates to a multi-pipe buffer adaptive balance centrifugal device.
Background
The solid-liquid precipitation detection usually precipitates the mixed liquid in the test tube under the centrifugal action, and then detects the mixed liquid, so that the application field is wider, such as biological experiments, chemical experiments, medical experiments, food safety detection and the like, the biological food safety problem in recent years is especially strict in detection, and the chemical medicines of the raw materials are used more and more frequently, so that the medicine residues are detected before the food leaves the factory. The traditional test tube centrifugation equipment is all direct to set up the test-tube rack on centrifugal turntable, accomplishes centrifugation, precipitation work, because the technique is perfected constantly, and prior art is installed the test-tube rack rotor on the main shaft with the test-tube rack, and the test-tube rack passes through the hub connection and installs on the test-tube rack rotor, because be test-tube rack and rotor for the hub connection, the test-tube rack uses the hub connection to lift up along with inertial action as the axle center, obtains bigger linear velocity, can obtain bigger centrifugal force, compares traditional centrifugal equipment efficiency higher. However, the disadvantage is that when the rotation speed reduction at the last stage of the centrifugation process is about to stop, the gravity of the test tube rack is larger than the centrifugal force, the test tube centripetal moves, and particularly at the moment of stopping, the test tube can generate obvious vibration to influence the sedimentation effect.
Disclosure of Invention
According to the multi-tube buffer adaptive balance centrifugal device, the buffer mechanism is arranged between the test tube rack and the rotating central shaft, so that the adaptive buffer function can be achieved along with the centrifugation and centripetal stopping of the test tube rack, and the test tube rack is stable.
In order to achieve the above purpose, the following technical scheme is adopted: the utility model provides a balanced centrifugal equipment of multi-tube rack buffering adaptability, includes the casing, including centrifuge bowl, centrifugal motor, test-tube rack and test tube rotor frame in the casing, the both sides of test-tube rack are passed through hub connection and are installed on the test-tube rack, and centrifugal motor is located the centrifuge bowl bottom, and test tube rotor frame installs the main shaft of being connected with centrifugal motor, its characterized in that still includes the buffering connecting rod, the buffering connecting rod includes articulated first connecting rod and second connecting rod, the main shaft on be equipped with the axle sleeve, the axle sleeve passes through bearing assembly and installs on the main shaft, the test-tube rack with be equipped with first spout on the lateral wall that corresponds the main shaft, be equipped with first slider in the first spout, the first connecting rod of buffering connecting rod be connected with first slider, second connecting rod and hub connection.
Further, in order to ensure that the test tube rack can reach a natural state vertical state in a stopped state, the arm of force of the second connecting rod is smaller than that of the first connecting rod.
Further, the first connecting rod is hinged with the first sliding block and the second connecting rod is hinged with the shaft sleeve, and the hinge mode is more beneficial to buffering effect.
Further, a transmission thread is arranged on the shaft sleeve, a transmission wire block is arranged outside the transmission thread, and the second connecting rod is hinged with the transmission wire block.
Further, a second sliding groove is formed in the shaft sleeve and corresponds to the first sliding groove on the test tube rack, a second sliding block is arranged in the second sliding groove, and the second connecting rod is hinged to the second sliding block.
The utility model has the beneficial effects that: the utility model discloses set up the buffering connecting rod on the test-tube rack, play stationary effect at test-tube rack centrifugation and centripetal process, especially can not appear in the twinkling of an eye slight concussion phenomenon in the test-tube rack stopping twinkling of an eye, obviously promote centrifugal sedimentation effect. Particularly, the shaft sleeve is provided with the self-adaptive buffer structure, namely the slideway component and the spiral lifting component, can be adaptively lifted along with centrifugal force under the drive of the connecting rod, and can be adaptively lowered along with centripetal stop during deceleration and stop, so that the self-adaptive buffer structure is obviously adaptively decelerated to a stop process, and the buffer effect is particularly obvious.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is an internal cross-sectional view of the present utility model;
FIG. 4 is an internal top view of the present utility model;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is an internal cross-sectional view of example 2;
FIG. 7 is a top view of the test tube rotor rack of example 2;
fig. 8 is an internal cross-sectional view of example 3.
As shown in the figure: 1. a housing; 2. a centrifugal tank; 3. a centrifugal motor; 4. a test tube rack; 5. a test tube rotor frame; 6. a motor fixing seat; 7. a main shaft; 8. a shaft sleeve; 9. a first chute; 10. a first slider; 11. a first link; 12. a second link; 13. a transmission wire block; 14. a second chute; 15. and a second slider.
Detailed Description
Example 1
1-5 are schematic diagrams of this example, this technical scheme upgrades at the multi-tube rack centrifugation equipment of current installation on the rotor, this embodiment multi-tube rack buffering adaptability balanced centrifugation equipment includes casing 1, including centrifuge bowl 2 in the casing 1, centrifugal motor 3, test-tube rack 4 and test-tube rotor rack 5, casing 1 bottom is equipped with motor fixing base 6, centrifugal motor 3 installs on motor fixing base 6 and is located centrifuge bowl 2 bottom, main shaft 7 installs on centrifugal motor 3's output shaft, test-tube rotor rack 5 selects the rotor rack of four test-tube racks 4 of mountable, test-tube rack 4 is equipped with a plurality of test-tube slots, the both sides of test-tube rack 4 are installed on test-tube rotor rack 5 through the hub connection, test-tube rotor rack 5 is installed at main shaft 7 of being connected with centrifugal motor 3.
More specifically, the shaft sleeve 8 is arranged on the main shaft 7 through a bearing assembly, the first sliding groove 9 is arranged on the outer side wall of the test tube rack 4 and the corresponding main shaft 7, the first sliding groove 9 is internally provided with the first sliding block 10, the buffer connecting rod is arranged between the first sliding block 10 and the main shaft 7 and is formed by hinging a first connecting rod 11 and a second connecting rod 12, the moment arm of the second connecting rod 12 is ensured to be smaller than that of the first connecting rod 11, the first connecting rod 11 is hinged with the first sliding block 10, and the second connecting rod 12 is hinged with the shaft sleeve 8.
Compared with the multi-tube rack centrifugal equipment in the prior art, the test tube rack 4 centrifugal process of the embodiment cannot form a vertical state with the main shaft 7 due to the limitation of the buffer connecting rod, the linear speed cannot reach the maximum under the same condition, but the test tube rack is decelerated and falls back, and the required static settlement time is shortened obviously and stably in a special stopping process.
Example 2
As shown in fig. 6-7, in this example, on the basis of embodiment 1, a transmission thread is formed on the shaft sleeve 8, a transmission wire block 13 is mounted outside the transmission thread, and the second connecting rod 12 is hinged with the transmission wire block 13.
Compared with the embodiment 1, since the hinged end of the second connecting rod 12 is designed to be a lifting structure, the hinged end of the second connecting rod 12 can rise along with the lifting of the test tube rack 4 in the centrifugal process, so that the test tube rack 4 can obtain a larger clue degree, the test tube rack 4 and the main shaft 7 can form a vertical state under the condition that the buffer connecting rod is of a sufficient length, in addition, the lifting power of the hinged end of the second connecting rod 12 is provided by centrifugal force, the lifting is adaptive lifting, and the stability performance effect of the test tube rack 4 is extremely obvious and the static sinking time is obviously shortened in the deceleration falling-back process, especially in the stopping process.
Example 3
As shown in fig. 8, in this example, on the basis of embodiment 1, a second slide groove 14 is provided on the shaft sleeve 8 corresponding to the first slide groove 9 on the test tube rack 4, a second slide block 15 is installed in the second slide groove 14, and the second connecting rod 12 is hinged with the second slide block 15.
Compared with the embodiment 2, the principle is the same, and in theory, the adaptability of the second sliding groove 14 and the second sliding block 15 is not as good as that of the transmission screw thread and the transmission screw block 3, but the stability performance effect of the test tube rack 4 is the same as that of the embodiment 2 in the process of decelerating and falling back, especially stopping.
The present utility model is not limited to the present embodiment, and any equivalent concept or modification within the technical scope of the present utility model is listed as the protection scope of the present utility model.
Claims (5)
1. The utility model provides a balanced centrifugal equipment of multi-tube rack buffering adaptability, including casing (1), including centrifuge bowl (2), centrifugal motor (3), test-tube rack (4) and test-tube rotor frame (5) in casing (1), the both sides of test-tube rack (4) are passed through hub connection and are installed on test-tube rack (4), centrifugal motor (3) are located centrifuge bowl (2) bottom, test-tube rotor frame (5) are installed in main shaft (7) be connected with centrifugal motor (3), a serial communication port, still include the buffering connecting rod, the buffering connecting rod includes articulated first connecting rod (11) and second connecting rod (12), main shaft (7) on be equipped with axle sleeve (8), axle sleeve (8) are installed on main shaft (7) through bearing assembly, test-tube rack (4) and the lateral wall that corresponds main shaft (7) on be equipped with first spout (9), first connecting rod (11) and first slider (10) are connected in first spout (9), second connecting rod (12) are connected with axle sleeve (8).
2. The multi-pipe buffer adaptive balancing centrifugal apparatus according to claim 1, wherein the moment arm of the second link (12) is smaller than the moment arm of the first link (11).
3. The multi-pipe buffer adaptive balance centrifugal device according to claim 2, wherein the first connecting rod (11) is hinged with the first sliding block (10) and the second connecting rod (12) is hinged with the shaft sleeve (8).
4. A multi-pipe buffer adaptive balance centrifugal device according to claim 3, wherein the shaft sleeve (8) is provided with a transmission thread, a transmission screw block (13) is arranged outside the transmission thread, and the second connecting rod is hinged with the transmission screw block.
5. The multi-tube buffer adaptive balance centrifugal device according to claim 3, wherein the shaft sleeve (8) is provided with a second chute (14) corresponding to the first chute (9) on the test tube rack (4), a second sliding block (15) is installed in the second chute (14), and the second connecting rod (12) is hinged with the second sliding block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321348478.4U CN219816653U (en) | 2023-05-31 | 2023-05-31 | Multi-pipe buffer adaptive balance centrifugal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321348478.4U CN219816653U (en) | 2023-05-31 | 2023-05-31 | Multi-pipe buffer adaptive balance centrifugal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219816653U true CN219816653U (en) | 2023-10-13 |
Family
ID=88250227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321348478.4U Active CN219816653U (en) | 2023-05-31 | 2023-05-31 | Multi-pipe buffer adaptive balance centrifugal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219816653U (en) |
-
2023
- 2023-05-31 CN CN202321348478.4U patent/CN219816653U/en active Active
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