CN207964865U - A kind of test device of centrifuge speed - Google Patents
A kind of test device of centrifuge speed Download PDFInfo
- Publication number
- CN207964865U CN207964865U CN201820069755.0U CN201820069755U CN207964865U CN 207964865 U CN207964865 U CN 207964865U CN 201820069755 U CN201820069755 U CN 201820069755U CN 207964865 U CN207964865 U CN 207964865U
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- China
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- motor
- driving gear
- tachometer generator
- fixed
- shaft
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Abstract
The utility model discloses a kind of test devices of centrifuge speed,Including shaft coupling,Driving gear,Motor,Fixing bracket,Driven gear,Tachometer generator,Fixed pedestal,Radio receiving transmitting module and voltmeter,The turntable of centrifuge is driven to rotate using motor,Driving gear is driven to rotate using motor,Utilize driving gear and driven gear engagement connection,And it is identical with the number of gears of driven gear using driving gear,Tachometer generator is driven to rotate at the same speed,It is exported to voltmeter to which the mechanical separator speed of tested motor is transformed to voltage signal,The voltage signal that voltmeter receives is transferred out using radio receiving transmitting module,To detect the rotating speed of centrifuge in the case where sealing no light conditions,The present apparatus can test the rotating speed of centrifuge in the case where sealing no light conditions,And test data can be directly transferred to computer,Improve working efficiency.
Description
Technical field
The utility model is related to a kind of test device of rotating speed, the test devices of specifically a kind of centrifuge speed.
Background technology
Centrifuge is an important equipment in scientific research and medical treatment, has been widely used in biology, clinical medicine, inspection
In the laboratories such as medicine, biochemistry, because it is processing step important in pattern detection pretreatment process, the rotating speed of centrifuge
Directly influence inspection result.
Currently used rotating speed measurement method is, using revolution counter by pasting one piece of reflective sheeting, profit in tested shaft
Light reflection signal is obtained by processing with sensor to complete measurement.But the method is just for no cap-type or has covered
The centrifuge of machine glass window type, and for the sake of security, most Design of Centrifuge be all only close lid it
After could run rotation, prevent from being centrifuged article and instrument throw away and hurts sb.'s feelings, so such test device cannot be met the requirements.
Utility model content
The purpose of this utility model is to provide a kind of test devices of centrifuge speed, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions：
A kind of test device of centrifuge speed, including shaft coupling, driving gear, motor, fixing bracket, driven tooth
Wheel, tachometer generator, fixed pedestal, radio receiving transmitting module and voltmeter, the shaft shaft coupling of motor and turning for centrifuge
Motivation structure connects, and is provided with driving gear between the shaft and shaft coupling of motor, the shaft socket of driving gear and motor,
Driving gear side is provided with driven gear, and driven gear and driving gear engagement connection, driven gear are fixed on power generation of testing the speed
On the shaft medium position of machine, it is recessed that the cylinder that support bracket fastened top board undersurface opens up is fixed at the top of the shaft of tachometer generator
Inside slot；
Described support bracket fastened bottom plate one end is fixedly connected with motor close to one upper lateral part of driven gear, and fixing bracket
Bottom plate on offer through-hole, the size of the through-hole and the size of tachometer generator are corresponding, tachometer generator top and solid
Through-hole on fixed rack bottom plate is fixedly connected, and tachometer generator bottom is fixed on inside the groove that fixed pedestal top surface opens up, Gu
Determine pedestal to be fixed on motor, one layer of anti-static coatings, fixed pedestal bottom surface are smeared in fixed pedestal and fixing bracket surface
It is provided with voltmeter, fixed pedestal is provided with radio receiving transmitting module away from motor side medium position.
As further program of the utility model：The number of gears of the driven gear and the number of gears phase of driving gear
Together.
As further program of the utility model：The vertical central shaft of the groove of the fixed pedestal top surface, fixed branch
The vertical center overlapping of axles of the vertical central shaft of the through-hole of frame bottom plate and the groove of support bracket fastened top plate.
As further program of the utility model：The voltmeter is located at immediately below tachometer generator.
As the utility model further scheme：The tachometer generator and voltmeter are electrically connected, the voltage
Table and radio receiving transmitting module are electrically connected.
Compared with prior art, the utility model has the beneficial effects that：The turntable of centrifuge is driven to rotate using motor,
Using motor drive driving gear rotate, using driving gear and driven gear engagement connection, and using driving gear and from
The number of gears of moving gear is identical, and tachometer generator is driven to rotate at the same speed, to which the mechanical separator speed of tested motor is transformed to electricity
Pressure signal is exported to voltmeter, is transferred out the voltage signal that voltmeter receives using radio receiving transmitting module, to close
It seals under no light conditions and detects the rotating speed of centrifuge, the present apparatus can test the rotating speed of centrifuge in the case where sealing no light conditions,
And test data can be directly transferred to computer, improve working efficiency.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the test device of centrifuge speed.
Fig. 2 is a kind of control module figure of the test device of centrifuge speed.
In figure：Shaft coupling 1, driving gear 2, motor 3, fixing bracket 4, driven gear 5, tachometer generator 6, fixed base
Seat 7, radio receiving transmitting module 8 and voltmeter 9.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~2, in the utility model embodiment, a kind of test device of centrifuge speed, including shaft coupling 1,
Driving gear 2, motor 3, fixing bracket 4, driven gear 5, tachometer generator 6, fixed pedestal 7, radio receiving transmitting module 8 and electricity
Table 9 is pressed, the shaft of motor 3 is connected with shaft coupling 1 with the rotating mechanism of centrifuge, between the shaft and shaft coupling 1 of motor 3
It is provided with driving gear 2, the shaft socket of driving gear 2 and motor 3,2 side of driving gear is provided with driven gear 5, from
The number of gears of moving gear 5 is identical with the number of gears of driving gear 2, driven gear 5 and the engagement connection of driving gear 2, driven gear 5
It is fixed on the shaft medium position of tachometer generator 6, the top plate of fixing bracket 4 is fixed at the top of the shaft of tachometer generator 6
Inside the cylinder shape groove that bottom surface opens up, bottom plate one end of fixing bracket 4 and motor 3 are solid close to 5 one upper lateral part of driven gear
Fixed connection, and through-hole is offered on the bottom plate of fixing bracket 4, the size of the through-hole and the size of tachometer generator 6 are corresponding,
6 top of tachometer generator is fixedly connected with the through-hole on 4 bottom plate of fixing bracket, and 6 bottom of tachometer generator is fixed on fixed pedestal 7
Inside the groove that top surface opens up, fixed pedestal 7 is fixed on motor 3；
The vertical central shaft of the groove of 7 top surface of the fixed pedestal, the through-hole of 4 bottom plate of fixing bracket vertical central shaft and
The vertical center overlapping of axles of the groove of the top plate of fixing bracket 4, fixed pedestal 7 and 4 surface of fixing bracket smear one layer it is anti-quiet
Electrocoating paint, 7 bottom surface of fixed pedestal are provided with voltmeter 9, and the voltmeter 9 is located at immediately below tachometer generator 6, fixed pedestal 7
3 side medium position of motor is provided with radio receiving transmitting module 8, the tachometer generator 6 and voltmeter 9 are electrically connected,
The voltmeter 9 and radio receiving transmitting module 8 are electrically connected, and are driven the turntable of centrifuge to rotate using motor 3, are utilized motor
3 drive driving gear 2 to rotate, and using driving gear 2 and the engagement connection of driven gear 5, and utilize driving gear 2 and driven gear
5 number of gears is identical, and tachometer generator 6 is driven to rotate at the same speed, to which the mechanical separator speed of tested motor 3 is transformed to voltage
Signal is exported to voltmeter 9, is transferred out the voltage signal that voltmeter 9 receives using radio receiving transmitting module 8, to close
It seals under no light conditions and detects the rotating speed of centrifuge.
The operation principle of the utility model is：It drives the turntable of centrifuge to rotate using motor, is driven using motor
Driving gear rotates, and using driving gear and driven gear engagement connection, and utilizes the number of gears of driving gear and driven gear
It is identical, it drives tachometer generator to rotate at the same speed, is exported to electricity to which the mechanical separator speed of tested motor is transformed to voltage signal
Table is pressed, is transferred out the voltage signal that voltmeter receives using radio receiving transmitting module, to be examined in the case where sealing no light conditions
The rotating speed of centrifuge is surveyed, the present apparatus can test the rotating speed of centrifuge in the case where sealing no light conditions, and test data can be straight
It connects and is transmitted to computer, improve working efficiency.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come
Say, still can with technical scheme described in the above embodiments is modified, or to which part technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of test device of centrifuge speed, including shaft coupling, driving gear, motor, fixing bracket, driven gear,
Tachometer generator, fixed pedestal, radio receiving transmitting module and voltmeter, which is characterized in that the shaft shaft coupling of motor and from
The rotating mechanism of scheming connects, and driving gear is provided between the shaft and shaft coupling of motor, driving gear side is provided with
Driven gear, driven gear and driving gear engagement connection, driven gear are fixed on the shaft medium position of tachometer generator,
It is fixed at the top of the shaft of tachometer generator inside the cylinder shape groove that support bracket fastened top board undersurface opens up, support bracket fastened bottom
Plate one end is fixedly connected with motor close to one upper lateral part of driven gear, and offers through-hole on support bracket fastened bottom plate, described
The size of through-hole and the size of tachometer generator are corresponding, and the through-hole on tachometer generator top and fixing bracket bottom plate, which is fixed, to be connected
It connects, tachometer generator bottom is fixed on inside the groove that fixed pedestal top surface opens up, and fixed pedestal is fixed on motor, fixed
One layer of anti-static coatings are smeared on pedestal and fixing bracket surface, and fixed pedestal bottom surface is provided with voltmeter, the voltage epitope
Immediately below tachometer generator, fixed pedestal is provided with radio receiving transmitting module away from motor side medium position.
2. a kind of test device of centrifuge speed according to claim 1, which is characterized in that the driving gear and electricity
The shaft of motivation is socketed.
3. a kind of test device of centrifuge speed according to claim 1, which is characterized in that the tooth of the driven gear
It is identical with the number of gears of driving gear to take turns number.
4. a kind of test device of centrifuge speed according to claim 1, which is characterized in that the fixed pedestal top surface
The vertical central shaft of groove, fixing bracket bottom plate through-hole vertical central shaft and support bracket fastened top plate groove it is vertical
Center overlapping of axles.
5. a kind of test device of centrifuge speed according to claim 1, which is characterized in that the tachometer generator and
Voltmeter is electrically connected, and the voltmeter and radio receiving transmitting module are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820069755.0U CN207964865U (en) | 2018-01-16 | 2018-01-16 | A kind of test device of centrifuge speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820069755.0U CN207964865U (en) | 2018-01-16 | 2018-01-16 | A kind of test device of centrifuge speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207964865U true CN207964865U (en) | 2018-10-12 |
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ID=63733372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820069755.0U Active CN207964865U (en) | 2018-01-16 | 2018-01-16 | A kind of test device of centrifuge speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207964865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289195A (en) * | 2021-12-28 | 2022-04-08 | 开封市质量技术监督检验测试中心 | Calibration device for measuring rotating speed indicating value error of medical centrifugal machine |
-
2018
- 2018-01-16 CN CN201820069755.0U patent/CN207964865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289195A (en) * | 2021-12-28 | 2022-04-08 | 开封市质量技术监督检验测试中心 | Calibration device for measuring rotating speed indicating value error of medical centrifugal machine |
| CN114289195B (en) * | 2021-12-28 | 2024-05-07 | 开封市质量技术监督检验测试中心 | Calibrating device for measuring rotation speed indication error of medical centrifugal machine |
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