A kind of temperature controlled Microplate centrifuge
Technical field
The utility model belongs to Centrifuge Techniques field, more particularly to a kind of Microplate centrifuge.
Background technology
Centrifuge be for material separate or for solution settle mixing scientific instrument, be widely used in life science,
The fields such as medical science, chemistry, wherein, Microplate centrifuge is developed exclusively for microwell plate, in experimental implementation sometimes for
It is loaded in microwell plate, because the caliber of microwell plate is small, solution is all added on micropore inside pipe wall and is difficult to be snapped down to ttom of pipe, causes micro-
There is error, influence experimental data and result in the solution ratio in the pipe of hole.Therefore, there is dealer's invention Microplate centrifuge, with one
As centrifuge principle it is the same, the micro solution on micropore inside pipe wall is sunk into ttom of pipe using centrifugal force, makes solution in microporous pipe
It is well mixed, it is ensured that the validity of test data and result.
But, existing Microplate centrifuge is not controlled to the temperature in centrifugal chamber in centrifugal process, some experiments
The temperature for making reagent keep below 4 DEG C or 20 DEG C during whole sample-adding is needed, if external environment is higher than the temperature in centrifugal chamber
The heat that centrifugal shaft is produced after degree or repeatedly centrifugation can make situations such as temperature in centrifugal chamber is too high all to influence the life of reagent
Change performance, so as to influence the generation of experimental data and the analysis of result.
Therefore, the structure of existing Microplate centrifuge is improved, the performance for making it have temperature-controllable has great importance.
Utility model content
The utility model, can basis mainly solving the technical problems that provide a kind of temperature controlled Microplate centrifuge
Temperature during sample-adding needed for reagent presets the temperature environment in centrifugal chamber and maintains the constant of temperature, it is ensured that centrifuged after sample-adding
During reagent will not be influenceed by environment temperature, it is to avoid the activity of reagent is damaged, and improves the credibility of experimental test data.
In order to solve the above technical problems, the technical scheme that the utility model is used is:A kind of temperature controlled micropore
Plate centrifuge, including housing, the upper lid matched with the housing, the rotating disk in the housing, the driving rotating disk week
To the centrifugal power drive mechanism of rotation and rotating shaft, the upper end of the rotating shaft through the center of the rotating disk and with the rotating disk
It is fixedly connected, the lower end of the rotating shaft connects being opened provided with power supply on the centrifugal power drive mechanism, the outer wall of the housing
Pass, temperature display, time display screen, rotating speed display screen, temperature sense indicator lamp, Parameter Switch button, parameter regulation panel
With startup/stop button;
Several refrigerating chips, several temperature sensors, power module and control chip are provided with the housing;
The power switch is electrically connected with the power module, the temperature display, the time display screen, described turn
Fast display screen, the temperature sense indicator lamp, the Parameter Switch button, the parameter regulation panel, the startup/stopping are pressed
Button, the refrigerating chip, the temperature sensor and the centrifugal power drive mechanism are all electrically connected with the control chip respectively
Connect.
Further say, the refrigerating chip there are two and is symmetrically distributed on the inwall of the housing.
Further say, the temperature sensor there are four and is symmetrically distributed in two-by-two on the inwall of the housing.
Further say, the temperature sense indicator lamp includes red led and green indicating lamp.
Further say, accommodating chamber of the rotating disk provided with two receiving microwell plates.
Further say, two accommodating chambers are symmetrical on the rotating disk.
Further say, the rotating shaft and the rotating disk are all made of stainless steel material.
Further say, scram button, the scram button and the control chip are additionally provided with the outer wall of the housing
Electrical connection.
Further say, the lower section surrounding of the housing is all provided with rubber blanket.
The beneficial effects of the utility model at least have it is following some:
1st, the refrigerating chip that the inwall of housing of the present utility model is provided with can be used for precooling centrifugal chamber in temperature (when from
When temperature in the chambers of the heart is higher than temperature preset value);And the heat that centrifuge is produced during long-play by rotating shaft holds
The temperature in centrifugal chamber easily is uprised, when temperature is higher than preset value, refrigerating chip can be started by control chip, so as to maintain
The constant of cavity temperature is centrifuged during work;
2nd, the temperature information in centrifugal chamber can be real-time transmitted to temperature sense by the temperature sensor that the utility model is provided with
Indicator lamp, when the temperature in centrifugal chamber is higher than design temperature or environment temperature, red led is bright;When the temperature in centrifugal chamber
When maintaining design temperature, green indicating lamp is bright;
3rd, the utility model can ensure that reagent will not be influenceed in centrifugal process by ambient temperature, it is to avoid reagent
Activity be damaged, improve experimental test data credibility.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is control principle structural representation of the present utility model;
Each several part mark is as follows in accompanying drawing:
Housing 1, rotating disk 2, centrifugal power drive mechanism 3, rotating shaft 4, power switch 5, temperature display 6, time display screen
7th, rotating speed display screen 8, temperature sense indicator lamp 9, Parameter Switch button 10, parameter regulation panel 11, startup/stop button 12,
Power module 13, control chip 14, refrigerating chip 15, temperature sensor 16, accommodating chamber 17 and rubber blanket 18.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
It can be easier to be readily appreciated by one skilled in the art with feature, so as to make protection domain of the present utility model apparent clear and definite
Define.
Embodiment:A kind of temperature controlled Microplate centrifuge, as shown in Figure 1-2, including housing 1, with the phase of housing 1
The and of centrifugal power drive mechanism 3 that upper lid, the rotating disk 2 in the housing 1, the driving rotating disk 2 of matching are circumferentially rotated
Rotating shaft 4, the upper end of the rotating shaft 4 is fixedly connected through the center of the rotating disk 2 and with the rotating disk 2, under the rotating shaft 4
Power switch 5, temperature display 6, time are provided with the end connection centrifugal power drive mechanism 3, the outer wall of the housing 1
Display screen 7, rotating speed display screen 8, temperature sense indicator lamp 9, Parameter Switch button 10, parameter regulation panel 11 and startup/stopping
Button 12;
Provided with several refrigerating chips 15, several temperature sensors 16, power module 13 and control core in the housing 1
Piece 14;
The power switch 5 is electrically connected with the power module 13, the temperature display 6, the time display screen 7,
The rotating speed display screen 8, the temperature sense indicator lamp 9, the Parameter Switch button 10, the parameter regulation panel 11, institute
Startup/stop button 12, the refrigerating chip 15, the temperature sensor 16 and the centrifugal power drive mechanism 3 is stated all to divide
Do not electrically connected with the control chip 14.
The refrigerating chip 15 has two and is symmetrically distributed on the inwall of the housing 1.
The temperature sensor 16 has four and is symmetrically distributed in two-by-two on the inwall of the housing 1.
The temperature sense indicator lamp 9 includes red led and green indicating lamp.
Accommodating chamber 17 of the rotating disk 2 provided with two receiving microwell plates.
Two accommodating chambers 17 are symmetrical on the rotating disk 2.
The rotating shaft 4 and the rotating disk 2 are all made of stainless steel material.
Scram button (not shown meaning), the scram button and the control chip are additionally provided with the outer wall of the housing 1
Electrical connection.
The lower section surrounding of the housing 1 is all provided with rubber blanket 18.
Operation principle of the present utility model is as follows:Power switch of the present utility model is opened, and sets required during centrifugation
Refrigerating chip in temperature value, inner walls can believe the temperature in centrifugal chamber by centrifugal chamber precooling, and by temperature sensor
Breath sends sensing indicator lamp to, and when temperature reaches desired temperature, green indicating lamp is bright (otherwise red led is bright), then
The upper lid above housing is opened, centrifugation plate is placed in after accommodating chamber, is covered in closure, passes through Parameter Switch button and parameter regulation face
Rotating speed and time needed for plate setting centrifugation, started by press/stop button, centrifugal power drive mechanism come into operation, and work as centrifugation
After time terminates, started by press/stop button again, upper lid is automatically opened up, and takes out centrifugation plate;
If using centrifuge for a long time, rotating shaft can produce heat because of continuous rotate, now temperature sensor can by from
Temperature information in the chambers of the heart is sent to control chip, and control chip can start refrigerating chip, so that at the temperature in centrifugal chamber
Drop, maintain work when centrifugal chamber in temperature it is constant, it is ensured that the biochemical property of reagent is not destroyed, improve test data
Reliability.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other correlations
Technical field, is similarly included in scope of patent protection of the present utility model.