CN110605187A - Medical centrifugal machine detection device - Google Patents
Medical centrifugal machine detection device Download PDFInfo
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- CN110605187A CN110605187A CN201911014943.9A CN201911014943A CN110605187A CN 110605187 A CN110605187 A CN 110605187A CN 201911014943 A CN201911014943 A CN 201911014943A CN 110605187 A CN110605187 A CN 110605187A
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- shell
- rotating speed
- detection unit
- unit
- speed detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 118
- 238000012360 testing method Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 4
- 229920006324 polyoxymethylene Polymers 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 30
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 229910052744 lithium Inorganic materials 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000006698 induction Effects 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010339 medical test Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B13/00—Control arrangements specially designed for centrifuges; Programme control of centrifuges
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/12—Centrifuges in which rotors other than bowls generate centrifugal effects in stationary containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
Landscapes
- Centrifugal Separators (AREA)
Abstract
A medical centrifuge detection device structurally comprises four units: the device comprises a shell, a rotating speed detection unit, a temperature detection unit and a controller unit; the rotating speed detection unit, the temperature detection unit and the controller unit are directly arranged in the shell; the rotating speed detection unit, the temperature detection unit and the controller unit are electrically connected; the shell is a test tube type shell made of black polyformaldehyde materials, and the size of the shell is consistent with that of a centrifuge test tube; the rotating speed detection unit is directly arranged at the upper end side in the shell; the temperature detection unit is arranged at the same side end as the rotating speed detection unit; the controller unit is installed at the lower end side of the interior of the casing. The invention can simultaneously measure the rotating speed and the temperature of the medical centrifuge under the condition of not opening the upper cover of the medical centrifuge. The invention is small and exquisite, can be directly placed in a medical centrifuge, completes detection in the normal working process of the centrifuge, does not need to be detected intentionally, and is convenient to carry.
Description
Technical Field
The invention relates to the technical field of medical equipment detection, in particular to a medical centrifugal machine detection device.
Background
In medical testing, centrifuges are often used as instruments for separating serum, plasma, precipitating proteins, or for examination of urinary sediments. The suspended particles in the mixed liquid can be rapidly precipitated by using a centrifugal machine, so that the components of various substances with different specific gravities can be separated.
The medical centrifuge utilizes the high-speed rotation of the centrifuge rotor to generate strong centrifugal force to force particles in a liquid sample to overcome diffusion, accelerates the sedimentation velocity, separates the substances with different sedimentation coefficients and buoyancy densities in the sample, and mainly comprises the following components: low speed centrifuges, high speed (refrigerated) centrifuges, and ultrarapid (refrigerated) centrifuges.
The accuracy and the stability of the rotating speed of the medical centrifugal machine ensure the centrifugal effect of the sample, and the medical centrifugal machine with the temperature control needs to ensure the activity or the test state of the sample while centrifuging, so that the sample needs to quickly and accurately reach the set working temperature, and the correctness of the sample inspection is ensured.
The traditional medical detection centrifuge uses a photoelectric tachometer to measure through an observation hole on a centrifuge cover, but many high-speed/ultracentrifuge do not have the observation hole at present, and particularly when the high-speed centrifuge works, if the centrifuge upper cover needs to be forcibly opened, detection personnel and equipment are easily damaged, and a huge safety problem exists; there is also no suitable device for measuring with a refrigerated centrifuge with temperature control.
The performance of the medical centrifuge directly influences the development of advanced technologies such as biomedicine, and the like, and due to the lack of related standards/specifications, a set of quality management and technical detection means is not established in the current medical centrifuge, the establishment of the detection device is effectively guaranteed by the standard unification of the calibration method and the technical indexes of the medical centrifuge, the use safety, stability and effectiveness of the medical centrifuge are guaranteed, the effect of the medical centrifuge and the user safety are guaranteed, accurate reference data are provided for clinical workers, the inspection work can be better carried out, and the occurrence of various misdiagnosis accidents caused by equipment reasons is reduced.
Therefore, a special medical centrifuge detection device is developed, the rotating speed and the temperature of the medical centrifuge detection device can be measured without opening the upper cover under the normal working state of the medical centrifuge detection device, and reliable technical support is provided for quality detection of the medical centrifuge.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the medical centrifuge detection device which can simultaneously measure the rotating speed and the temperature of the medical centrifuge under the condition of not opening the upper cover of the medical centrifuge. The invention is small and flexible, can be directly placed in the medical centrifuge, completes detection in the normal working process of the medical centrifuge, does not need to be detected deliberately, and is convenient to carry.
A medical centrifuge detection device which characterized in that: structurally, it consists of four units: the device comprises a shell, a rotating speed detection unit, a temperature detection unit and a controller unit; the rotating speed detection unit, the temperature detection unit and the controller unit are directly arranged in the shell; the rotating speed detection unit, the temperature detection unit and the controller unit are electrically connected; the shell is a test tube type shell made of black polyformaldehyde material, and the size of the shell is consistent with that of a test tube of a medical centrifuge; the rotating speed detection unit is directly arranged at the upper end side in the shell; the temperature detection unit is arranged at the same side end as the rotating speed detection unit; the controller unit comprises a lithium battery power supply conversion unit, a wireless WIFI data transmission unit and a microprocessor control unit, and is installed at the lower end tail side in the shell.
A medical centrifuge detection device which characterized in that: the circuit consists of five units: the device comprises a rotating speed detection unit, a temperature detection unit, a lithium battery power supply conversion unit, a wireless WIFI data transmission unit and a microprocessor control unit; the microprocessor control unit is electrically connected with the rotating speed detection unit, the temperature detection unit, the lithium battery power supply conversion unit and the wireless WIFI data transmission unit; the microprocessor control unit mainly comprises a processor STM32F103C8T6 for controlling the whole system to work; the rotating speed detection unit mainly comprises a reflective photoelectric sensor module with the model of RPR220, and is electrically connected with the input end of the microprocessor control unit after signal amplification is carried out through an operational amplifier OPA 333; the temperature detection unit mainly comprises a temperature sensor module with a metal protective shell of PT100 type, and is electrically connected with the input end of the microprocessor control unit after signal amplification is carried out through an operational amplifier OPA 333; the lithium battery power supply conversion unit mainly comprises a lithium battery charging circuit consisting of a lithium battery charger TP4056 and supplies power to the rotating speed detection unit, the temperature detection unit, the wireless WIFI data transmission unit and the microprocessor control unit through a power supply conversion circuit consisting of a power supply conversion chip SP 6203; the wireless WIFI data transmission unit mainly comprises a WIFI module WIFI232 to finish wireless uploading of detection data.
A medical centrifuge detection device is characterized in that a casing is provided with an upper cover, a shell and a lower cover; the wireless device is charged through two charging ports, namely a charging positive electrode and a charging negative electrode, which are arranged on the shell; the lower cover is provided with a working indicator light and a starting button; and a temperature detection probe mounting hole is formed in one side, close to the upper cover, of the shell, and the upper cover and the lower cover are mechanically connected with the shell through threads.
A medical centrifuge detection device is characterized in that a reflective photoelectric sensor module with the model of RPR220 is provided with a rotating speed detection probe; an induction strip is required to be attached to the inner wall of the cover of the medical centrifugal machine to be detected right above the rotating speed detection probe; the induction strip is a reflective sticker strip, and the length and the width of the induction strip are 10mm x 10 mm; the temperature detection probe is arranged on the temperature sensor module with the PT100 model and the metal protective shell; the rotating speed detection probe mounting hole and the temperature detection probe mounting hole are respectively used for mounting a rotating speed detection probe and a temperature detection probe.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a functional block diagram of the present invention;
FIG. 2 is a schematic view of the structure of the present invention.
In fig. 1: 1. a housing; 2. a rotational speed detection unit; 3. a temperature detection unit; 4. a controller unit; 5. a lithium battery power supply conversion unit; 6. a wireless WIFI data transmission unit; 7. a microprocessor control unit.
In fig. 2: 8. a rotating speed detection probe mounting hole; 9. charging the positive electrode; 10. charging the negative electrode; 11. a work indicator light; 12. a boot button; 13. a temperature detection probe mounting hole; 14, covering the upper cover; 15. a housing; 16 lower cover.
Detailed Description
As shown in fig. 1: a medical centrifuge detection device which characterized in that: structurally, it consists of four units: the device comprises a machine shell (1), a rotating speed detection unit (2), a temperature detection unit (3) and a controller unit (4); wherein, the rotating speed detection unit (2), the temperature detection unit (3) and the controller unit (4) are directly arranged in the shell (1); the rotating speed detection unit (2), the temperature detection unit (3) and the controller unit (4) are electrically connected; the shell (1) is a test tube type shell made of black polyformaldehyde material, and the size of the shell is consistent with that of a test tube of the centrifuge; the rotating speed detection unit (2) is directly arranged at the tail side of the upper end in the shell (1); the temperature detection unit (3) is arranged at the middle upper end in the shell (1) and is at the same side end as the rotating speed detection unit (2); the controller unit (4) comprises a lithium battery power supply conversion unit (5), a wireless WIFI data transmission unit (6) and a microprocessor control unit (7) and is installed at the tail side of the lower end inside the machine shell (1).
As shown in fig. 1: a medical centrifuge detection device which characterized in that: the circuit consists of five units: the device comprises a rotating speed detection unit (2), a temperature detection unit (3), a lithium battery power supply conversion unit (5), a wireless WIFI data transmission unit (6) and a microprocessor control unit (7); the microprocessor control unit (7) is electrically connected with the rotating speed detection unit (2), the temperature detection unit (3), the lithium battery power supply conversion unit (5) and the wireless WIFI data transmission unit (6); the microprocessor control unit (7) mainly comprises a processor STM32F103C8T6 for controlling the whole system to work; the rotating speed detection unit (2) mainly comprises a reflective photoelectric sensor module with the model number of RPR220, and is electrically connected with the input end of the microprocessor control unit (7) after signal amplification is carried out through an operational amplifier OPA 333; the temperature detection unit (3) mainly comprises a temperature sensor module with a metal protective shell and a model PT100, and is electrically connected with the input end of the microprocessor control unit (7) after signal amplification is carried out through an operational amplifier OPA 333; the lithium battery power supply conversion unit (5) mainly comprises a lithium battery charging circuit consisting of a lithium battery charger TP4056, and a power supply conversion circuit consisting of a power supply conversion chip SP6203 supplies power to the rotating speed detection unit (2), the temperature detection unit (3), the wireless WIFI data transmission unit (6) and the microprocessor control unit (7); the wireless WIFI data transmission unit (6) mainly comprises a WIFI module WIFI232 to finish wireless uploading of detection data.
As shown in fig. 2: before the medical centrifuge detection device is used, an induction strip with the length and width of 10mm x 10mm is attached to the inner wall of a centrifuge cover to be detected, and a rotating speed detection unit (2) is arranged right above a rotating speed detection probe; when the medical centrifuge test tube is used, the start button (12) is pressed, the work indicator lamp (11) is on, and the medical centrifuge test tube is directly replaced by the medical centrifuge test tube. The rotating speed measurement is the process that the rotating speed detection probe arranged on the photoelectric sensor module of the rotating speed detection unit (2) senses the speed of the induction strip, the rotating speed detection probe receives an induction signal every turn, and the rotating speed can be calculated through the induction interval time (the speed measurement can also record the induction times of the photoelectric sensor in a period of time).
As shown in fig. 2: when the medical centrifuge detection device is used, a starting button (12) is pressed, a work indicator light (11) is turned on, and the medical centrifuge detection device directly replaces a centrifuge test tube and is placed in a medical centrifuge to be detected. The temperature detection is the measurement process of a temperature detection probe arranged on a temperature sensor module with a metal protection shell, the type of which is PT100, of a temperature detection unit (3), and the temperature detection probe of the temperature sensor module with the metal protection shell, the type of which is PT100, is directly embedded into one side surface of the upper end of the machine shell (1).
As shown in fig. 2: a medical centrifuge detection device, wherein a machine shell (1) is provided with an upper cover (14), a shell (15) and a lower cover (16); the wireless charging device is a wireless device, and charging is carried out through two charging ports, namely a charging positive electrode (9) and a charging negative electrode (10), which are arranged on the upper cover (14); the lower cover (16) is provided with a working indicator lamp (11) and a starting button (12); and a temperature detection probe mounting hole (13) is formed in one side, close to the upper cover (14), of the shell (15), and the upper cover (14) and the lower cover (16) are in mechanical connection with the shell (15) through threads.
Claims (8)
1. A medical centrifuge detection device which characterized in that: structurally, it consists of four units: the device comprises a shell, a rotating speed detection unit, a temperature detection unit and a controller unit; the rotating speed detection unit, the temperature detection unit and the controller unit are directly arranged in the shell; the rotating speed detection unit, the temperature detection unit and the controller unit are electrically connected; the shell is a test tube type shell made of black polyformaldehyde material, and the size of the shell is consistent with that of a test tube of a medical centrifuge; the rotating speed detection unit is directly arranged at the upper end side in the shell; the temperature detection unit is arranged at the same side end as the rotating speed detection unit; the controller unit comprises a lithium battery power supply conversion unit, a wireless WIFI data transmission unit and a microprocessor control unit, and is installed at the lower end tail side in the shell.
2. A medical centrifuge testing device according to claim 1 wherein: the microprocessor control unit is electrically connected with the rotating speed detection unit, the temperature detection unit, the lithium battery power supply conversion unit and the wireless WIFI data transmission unit; the microprocessor control unit mainly comprises a processor STM32F103C8T6 for controlling the whole system to work; the rotating speed detection unit mainly comprises a reflective photoelectric sensor module with the model of RPR220, and is electrically connected with the input end of the microprocessor control unit after signal amplification is carried out through an operational amplifier OPA 333; the temperature detection unit mainly comprises a temperature sensor module with a metal protective shell of PT100 type, and is electrically connected with the input end of the microprocessor control unit after signal amplification is carried out through an operational amplifier OPA 333; the lithium battery power supply conversion unit mainly comprises a lithium battery charging circuit consisting of a lithium battery charger TP4056 and supplies power to the rotating speed detection unit, the temperature detection unit, the wireless WIFI data transmission unit and the microprocessor control unit through a power supply conversion circuit consisting of a power supply conversion chip SP 6203; the wireless WIFI data transmission unit mainly comprises a WIFI module WIFI232 to finish wireless uploading of detection data.
3. A medical centrifuge testing device according to claim 1 wherein: the shell is provided with an upper cover, a shell and a lower cover; the wireless device is charged through two charging ports, namely a charging positive electrode and a charging negative electrode, which are arranged on the shell; the lower cover is provided with a working indicator light and a starting button; and a temperature detection probe mounting hole is formed in one side, close to the upper cover, of the shell, and the upper cover and the lower cover are mechanically connected with the shell through threads.
4. A medical centrifuge testing device according to claim 2 wherein: the reflective photoelectric sensor module with the model of RPR220 is provided with a rotating speed detection probe.
5. The medical centrifuge test device of claim 4, wherein: directly over the rotating speed detection probe, an induction strip needs to be attached to the inner wall of the cover of the medical centrifugal machine to be detected.
6. The medical centrifuge test device of claim 5, wherein: the induction strip is a reflective sticker strip, and the length and the width of the induction strip are 10mm x 10 mm.
7. A medical centrifuge testing device according to claim 2 wherein: the model is a temperature detection probe which is arranged on a PT100 temperature sensor module with a metal protection shell.
8. A medical centrifuge testing device according to claim 3 wherein: the rotating speed detection probe mounting hole and the temperature detection probe mounting hole are respectively used for mounting a rotating speed detection probe and a temperature detection probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911014943.9A CN110605187A (en) | 2019-10-29 | 2019-10-29 | Medical centrifugal machine detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911014943.9A CN110605187A (en) | 2019-10-29 | 2019-10-29 | Medical centrifugal machine detection device |
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| Publication Number | Publication Date |
|---|---|
| CN110605187A true CN110605187A (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911014943.9A Pending CN110605187A (en) | 2019-10-29 | 2019-10-29 | Medical centrifugal machine detection device |
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| Country | Link |
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| CN (1) | CN110605187A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387432A (en) * | 2020-09-27 | 2021-02-23 | 无锡市朗珈同创软件有限公司 | Centrifugal time detection mechanism and detection method for high-speed centrifugal equipment |
| WO2023040354A1 (en) * | 2021-09-16 | 2023-03-23 | 青岛海尔生物医疗科技有限公司 | Method and apparatus for temperature control of centrifuge, centrifuge and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006334528A (en) * | 2005-06-03 | 2006-12-14 | Hitachi Koki Co Ltd | Centrifuge |
| CN202570438U (en) * | 2012-05-22 | 2012-12-05 | 成都欧林生物科技股份有限公司 | Temperature and rotor speed monitoring system for high speed refrigerating large capacity centrifuger |
| CN203291967U (en) * | 2013-02-01 | 2013-11-20 | 北京倍肯恒业科技发展有限责任公司 | Plane high-speed centrifuge |
| CN209406602U (en) * | 2019-01-17 | 2019-09-20 | 慈溪市质量技术监督检验检测服务中心 | A kind of revolving speed measurement detection system of medical centrifuge |
| CN210875818U (en) * | 2019-10-29 | 2020-06-30 | 南京嘉恒仪器设备有限公司 | Medical centrifugal machine detection device |
-
2019
- 2019-10-29 CN CN201911014943.9A patent/CN110605187A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006334528A (en) * | 2005-06-03 | 2006-12-14 | Hitachi Koki Co Ltd | Centrifuge |
| CN202570438U (en) * | 2012-05-22 | 2012-12-05 | 成都欧林生物科技股份有限公司 | Temperature and rotor speed monitoring system for high speed refrigerating large capacity centrifuger |
| CN203291967U (en) * | 2013-02-01 | 2013-11-20 | 北京倍肯恒业科技发展有限责任公司 | Plane high-speed centrifuge |
| CN209406602U (en) * | 2019-01-17 | 2019-09-20 | 慈溪市质量技术监督检验检测服务中心 | A kind of revolving speed measurement detection system of medical centrifuge |
| CN210875818U (en) * | 2019-10-29 | 2020-06-30 | 南京嘉恒仪器设备有限公司 | Medical centrifugal machine detection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387432A (en) * | 2020-09-27 | 2021-02-23 | 无锡市朗珈同创软件有限公司 | Centrifugal time detection mechanism and detection method for high-speed centrifugal equipment |
| WO2023040354A1 (en) * | 2021-09-16 | 2023-03-23 | 青岛海尔生物医疗科技有限公司 | Method and apparatus for temperature control of centrifuge, centrifuge and storage medium |
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