CN106249778A - A kind of medical many warm areas radiator valve and control method thereof - Google Patents
A kind of medical many warm areas radiator valve and control method thereof Download PDFInfo
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- CN106249778A CN106249778A CN201610828858.6A CN201610828858A CN106249778A CN 106249778 A CN106249778 A CN 106249778A CN 201610828858 A CN201610828858 A CN 201610828858A CN 106249778 A CN106249778 A CN 106249778A
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- temperature
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- control chip
- thermostatic control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/30—Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The open a kind of medical many warm areas radiator valve of the present invention, including thermostatic control chip, the driving module of multi-channel semiconductor cooling piece, temperature collect module, temperature sound and light alarm module, keyboard input module, temperature display module and CAN communication interface；The driving module of described multi-channel semiconductor cooling piece, temperature collect module, temperature sound and light alarm module, keyboard input module, temperature display module and CAN communication interface are connected with thermostatic control chip respectively.The present invention also provides for a kind of control method for above-mentioned medical many warm areas radiator valve.Integrated level of the present invention is high, and temperature control scope is wide, and temperature-controlled precision is high, can the independent temperature control of four-way, it is possible to is optionally combined the temperature-controlling system forming more power, debugs and safeguard simple.Controller can be applied in combination with multiple controllers with EBI simultaneously, has stronger versatility.
Description
Technical field
The present invention relates to domain of control temperature, a kind of medical many warm areas radiator valve and control method thereof.
Background technology
In terms of medical research and medical inspection, temperature is controlled there are strict requirements.Low temperature such as medicine and reagent is protected
Deposit, detect the constant temperature of sample and require etc. that being required for strict temperature controls.Regulate the most fast and effectively and have with thermostatic control
Important Research Significance.The temperature range needed due to medical detecting Instrument is relatively wide, thus many warm areas of thermostatic control system and
General convenience then becomes the key problem of design.Regulate the most fast and effectively, with thermostatic control, there is important research meaning
Justice.Existing controller function singleness cannot accomplish the temperature regulation of many warm areas and big temperature range, cannot accomplish to organize control more simultaneously
The combined communication of device processed detects in real time.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides one and is capable of multi-temperature and big temperature
Thermoregulator medical many warm areas radiator valve that degree is interval.
Technical scheme: for the invention provides a kind of medical many warm areas radiator valve, including thermostatic control chip, multichannel
The driving module of semiconductor chilling plate, temperature collect module, temperature sound and light alarm module, keyboard input module, temperature display mould
Block and CAN communication interface；The driving module of described multi-channel semiconductor cooling piece, temperature collect module, temperature sound and light alarm
Module, keyboard input module, temperature display module and CAN communication interface are connected with thermostatic control chip respectively；
Wherein, described temperature collect module includes multi way temperature sensor, for gathering the temperature of zones of different, and will adopt
Collect to temperature send described thermostatic control chip to, described thermostatic control chip according to receive temperature control multichannel partly leads
The driving module work of body cooling piece, the finger that the driving module of described multi-channel semiconductor cooling piece sends according to thermostatic control chip
Order controls different semiconductor chilling plate work；Described temperature sound and light alarm module is for being higher than or low when the temperature collected
Sound and light alarm is carried out when the warning value set；Described keyboard input module is used for design temperature；Described temperature display module is used
Temperature in display regional；Described CAN communication interface is used for communicating to connect.
Further, described thermostatic control chip is 32 ARM microcontroller chips, and the ARM microcontroller chip model of employing is
STM32F103CBT6。
Further, the driving module of multi-channel semiconductor cooling piece includes two DRV8412 semiconductor chilling plate driving chip,
The input of said two DRV8412 semiconductor chilling plate driving chip is connected with described thermostatic control chip respectively, described
The outfan of DRV8412 semiconductor chilling plate driving chip is connected with how each semiconductor chilling plate respectively.
Further, described temperature collect module includes multiple temperature sensor, and described temperature sensor uses DS18B20 to survey
Temperature chip.
Present invention also offers a kind of control method for above-mentioned medical many warm areas radiator valve, including following step
Rapid:
Step 1: set temperature constant value and the warning in each region by keyboard input module in thermostatic control chip
Value；
Step 2: the temperature sensor in temperature collect module and semiconductor chilling plate are separately positioned on different regions
In；
Step 3: the temperature collected is input in thermostatic control chip by temperature collect module；Thermostatic control chip according to
The temperature control algorithm of the temperature combining adaptive set and collect controls the driving module work of multi-channel semiconductor cooling piece；
Step 4: the driving module of multi-channel semiconductor cooling piece controls not according to the instruction of the thermostatic control chip received
Same semiconductor chilling plate work.
Beneficial effect: compared with prior art, the invention have the advantages that
1. level of integrated system is high, and high speed processor coordinates the temperature control algorithm of intelligence, in conjunction with multi-path digital thermometric collection
And multi-channel semiconductor cooling piece drive circuit, can quickly, accurately, control the temperature of many warm areas easily.
2. use semiconductor chilling plate to combine high power intelligent drive circuit to control in bigger temperature range, can freeze
Also can heat, temperature-controlled precision is high, can the independent temperature control of four-way.
3. debugging is convenient, high speed processor coordinate the temperature control algorithm of intelligence make user only need to set temperature required i.e.
Can, it is not necessary to the setting of other complex parameters.
The most reliable and the most stable, use advanced integrating control chip performance excellent and reliable, coordinate sound and light alarm module to accomplish
Temperature control is perfectly safe.
5. highly versatile, modularized design can the more powerful drive system of independent assortment superposition meet many according to demand
Plant the temperature control needs of environment.
6. it is prone to the system integration, reserved CAN communication interface, facilitate jointly controlling of the integrated of system and multisystem
And temperature detection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is four road 3A drive circuit connection diagram in the present invention；
Fig. 3 is two-way 6A drive circuit connection diagram in the present invention；
Fig. 4 is temperature control principle drawing in the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is done and further explain.
As it is shown in figure 1, the invention provides a kind of medical many warm areas radiator valve, including thermostatic control chip, multichannel
The driving module of semiconductor chilling plate, temperature collect module, temperature sound and light alarm module, keyboard input module, temperature display mould
Block and CAN communication interface；The driving module of multi-channel semiconductor cooling piece, temperature collect module, temperature sound and light alarm module,
Keyboard input module, temperature display module and CAN communication interface are connected with thermostatic control chip respectively.
Wherein, thermostatic control chip uses 32 ARM microcontroller chips, and its model is STM32F103CBT6.
STM32F103CBT6 chip is the Cortex-M3 kernel of ARM 32, and its maximum operating frequency is 72MHz.Multi-channel semiconductor system
The driving module of cold includes two DRV8412 semiconductor chilling plate driving chip, and DRV8412 has advanced protection system
High-performance full doube bridge driver, its power stage efficiency reaches 97%, and running voltage is up to 50V, is 70V, Continuous Drive to the maximum
Electric current is up to 2 road 3A or single channel 6A, and PWM operating frequency is up to 500kHz.Thermostatic control chip connects two DRV8412 partly leads
Body cooling piece driving chip can realize the driving force of four road 3A, as in figure 2 it is shown, each DRV8412 semiconductor chilling plate drives
Dynamic chip has four output channels, four tunnel outputs to be divided into two pairs of positive-negative output ends, and each passage can work independently, such as figure A
+, A-is a road therein, it is provided that the driving electric current of 3A.As it is shown on figure 3, two-way 6A semiconductor chilling plate drive connect
Line schematic diagram, a piece of DRV8412 semiconductor chilling plate driving chip can provide a road 6A high-power driving.Now need A+A-short
Connecing, B+B-short circuit, then A, B two groups output constitutes a road 6A high-power driving output.Same C, D two groups output can also constitute one
The high-power output of road 6A, or two-way 3A driving output.Temperature collect module includes multiple temperature sensor, and temperature sensor is adopted
With digital temperature sensor DS18B20 temperature control chip, DS18B20 uses unique one-wire interface mode, it is only necessary to a Tiaokou
Line is capable of the both-way communication of thermostatic control chip and DS18B20.Temperature-measuring range-55 DEG C～+125 DEG C, temperature measurement error is
0.5℃.Multiple temperature sensors are connected with thermostatic control chip by the way of monobus, according to the environmental requirement used,
How can connect 16 temperature sensors, each region arranges 4 temperature sensors, and thermostatic control chip can each region of automatic decision
The number of the temperature sensor connect, intelligence reads ambient temperature.
In the present embodiment, medical many warm areas radiator valve controls the temperature in 4 regions, first passes through key-press input mould
Block sets temperature constant value and the warning value in each region in thermostatic control chip；4 temperature it are respectively provided with in each region
Sensor and a semiconductor chilling plate；Each temperature sensor sends the temperature collected to thermostatic control chip, constant temperature
Control chip controls the driving module work of four road semiconductor chilling plates according to the temperature received, four road semiconductor chilling plates
Module is driven to control semiconductor chilling plate refrigeration or the heating of zones of different according to the instruction that thermostatic control chip sends, until
Reach required isoperibol；When the temperature collected is higher or lower than the warning value in the region set, temperature acousto-optic report
Alert module carries out sound and light alarm, and it is realized by buzzer and LED.Temperature display module is for showing the temperature of regional
State, and coordinate keyboard input module to complete the setting of temperature.CAN communication interface is used for communicating to connect, and it coordinates constant temperature
The standard communication protocol that control chip is preset, multiple medical many warm areas radiator valves can be connected by CAN communication interface and assist
With the temperature control system that work composition is bigger, the temperature of regional can be adopted in real time by computer by CAN communication interface
Collection, thus realize the monitoring temperature of long-range multizone.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. done, within should be included in the scope of protection of the invention.
Claims (5)
1. medical many warm areas radiator valve, it is characterised in that: include thermostatic control chip, multi-channel semiconductor cooling piece
Driving module, temperature collect module, temperature sound and light alarm module, keyboard input module, temperature display module communicates with CAN
Interface；The driving module of described multi-channel semiconductor cooling piece, temperature collect module, temperature sound and light alarm module, key-press input mould
Block, temperature display module and CAN communication interface are connected with thermostatic control chip respectively；
Wherein, described temperature collect module includes multi way temperature sensor, for gathering the temperature of zones of different, and will collect
Temperature send described thermostatic control chip to, described thermostatic control chip controls multi-channel semiconductor system according to the temperature that receives
The driving module work of cold, the instruction control that the driving module of described multi-channel semiconductor cooling piece sends according to thermostatic control chip
Make different semiconductor chilling plate work；Described temperature sound and light alarm module is for when the temperature collected is higher or lower than setting
Sound and light alarm is carried out during fixed warning value；Described keyboard input module is used for design temperature；Described temperature display module is used for showing
Show the temperature of regional；Described CAN communication interface is used for communicating to connect.
Medical many warm areas radiator valve the most according to claim 1, it is characterised in that: described thermostatic control chip is 32
Position ARM microcontroller chip, the ARM microcontroller chip model of employing is STM32F103CBT6.
Medical many warm areas radiator valve the most according to claim 1, it is characterised in that: driving of multi-channel semiconductor cooling piece
Dynamic model block includes two DRV8412 semiconductor chilling plate driving chip, said two DRV8412 semiconductor chilling plate driving chip
Input be connected with described thermostatic control chip respectively, the outfan of described DRV8412 semiconductor chilling plate driving chip divides
It is not connected with how each semiconductor chilling plate.
Medical many warm areas radiator valve the most according to claim 1, it is characterised in that: described temperature collect module includes
Multiple temperature sensors, described temperature sensor uses DS18B20 thermometric chip.
5. the control method for medical many warm areas radiator valve described in claim 1, it is characterised in that: include with
Lower step:
Step 1: set temperature constant value and the warning value in each region by keyboard input module in thermostatic control chip；
Step 2: the temperature sensor in temperature collect module and semiconductor chilling plate are separately positioned in different regions；
Step 3: the temperature collected is input in thermostatic control chip by temperature collect module；Thermostatic control chip is according to setting
The driving module controlling multi-channel semiconductor cooling piece with the temperature control algorithm of the temperature combining adaptive collected works, adaptive
Should adaptive temperature control algorithm be known intelligent constant-temperature control algolithm；
Step 4: the driving module of multi-channel semiconductor cooling piece controls different according to the instruction of the thermostatic control chip received
Semiconductor chilling plate works.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828858.6A CN106249778A (en) | 2016-09-18 | 2016-09-18 | A kind of medical many warm areas radiator valve and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610828858.6A CN106249778A (en) | 2016-09-18 | 2016-09-18 | A kind of medical many warm areas radiator valve and control method thereof |
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| CN106249778A true CN106249778A (en) | 2016-12-21 |
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| CN201610828858.6A Pending CN106249778A (en) | 2016-09-18 | 2016-09-18 | A kind of medical many warm areas radiator valve and control method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107689906A (en) * | 2016-12-28 | 2018-02-13 | 江苏博权医疗科技有限公司 | A kind of CAN structure of full-automatic medical detecting Instrument |
| CN108803722A (en) * | 2018-07-27 | 2018-11-13 | 无锡凯夫制药有限公司 | A kind of bottle washing machine multichannel water temperature control device for adenosine cyclophosphate preparation |
| CN108949542A (en) * | 2018-08-01 | 2018-12-07 | 中国科学技术大学 | A kind of PCR thermostatic platform based on Arduino platform courses |
| CN109764969A (en) * | 2019-02-11 | 2019-05-17 | 青岛澳柯玛超低温冷冻设备有限公司 | A kind of medical refrigeration equipment temperature subregion acquisition control device |
| CN112162104A (en) * | 2020-09-28 | 2021-01-01 | 武汉生之源生物科技股份有限公司 | Control system and control method of full-automatic biochemical analyzer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107689906A (en) * | 2016-12-28 | 2018-02-13 | 江苏博权医疗科技有限公司 | A kind of CAN structure of full-automatic medical detecting Instrument |
| CN108803722A (en) * | 2018-07-27 | 2018-11-13 | 无锡凯夫制药有限公司 | A kind of bottle washing machine multichannel water temperature control device for adenosine cyclophosphate preparation |
| CN108949542A (en) * | 2018-08-01 | 2018-12-07 | 中国科学技术大学 | A kind of PCR thermostatic platform based on Arduino platform courses |
| CN109764969A (en) * | 2019-02-11 | 2019-05-17 | 青岛澳柯玛超低温冷冻设备有限公司 | A kind of medical refrigeration equipment temperature subregion acquisition control device |
| CN112162104A (en) * | 2020-09-28 | 2021-01-01 | 武汉生之源生物科技股份有限公司 | Control system and control method of full-automatic biochemical analyzer |
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Application publication date: 20161221 |
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| RJ01 | Rejection of invention patent application after publication |