CN203624217U - Efficient food insulation container with accurately adjustable temperature - Google Patents
Efficient food insulation container with accurately adjustable temperature Download PDFInfo
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- CN203624217U CN203624217U CN201320567095.6U CN201320567095U CN203624217U CN 203624217 U CN203624217 U CN 203624217U CN 201320567095 U CN201320567095 U CN 201320567095U CN 203624217 U CN203624217 U CN 203624217U
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- temperature
- vessel
- pid controller
- insulation container
- food insulation
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Abstract
The utility model relates to an efficient food insulation container with accurately adjustable temperature. The efficient food insulation container comprises a container body, a refrigerating circulating system, a heating circulating system, a PID (proportion integration differentiation) controller, a single-chip microcomputer processing system, a temperature measuring module and a man-machine interface. The man-machine interface is connected with the single-chip microcomputer processing system. The single-chip microcomputer processing system is respectively connected with the PID controller and the temperature measuring module. The PID controller is respectively connected with the refrigerating circulating system and the heating circulating system. The efficient food insulation container solves the problem that existing food insulation containers are only provided with heating and insulating functions. Besides, the body of the efficient food insulation container has both effects of refrigerating and heating insulation and the temperature inside the body of the container is kept constant within a slightly changed range by the aid of an accurate temperature control technology according to the temperature set by users. The efficient food insulation container with the refrigerating circulating system has the advantages of small size, no noise, flexibility in control and the like.
Description
Technical field
The utility model relates to a kind of food insulation container, particularly a kind of have cold and hot two kinds of temperature control capabilities can fine adjustment food insulation container.
Background technology
Food insulation box can regulate by the temperature to cabinet interior, and it is stabilized under a predefined temperature digital environment, and the food that makes to be kept in insulation can not go bad.Traditional food insulation box at present, be mainly provide heat insulation be the insulation can of object, but in actual application, a lot of application scenarios require the temperature in insulation can not only to have the ability heating, but also should possess the ability of refrigeration, make the temperature of insulation can be constant under a lower temperature conditions, and traditional insulation can be not strong to the adjusting control ability of temperature, the interior temperature fluctuation of insulation can is larger, fairly obvious on heat insulation effect impact.
Summary of the invention
The technical problems to be solved in the utility model is: the food insulation container that a kind of high-effect temperature can fine adjustment is provided, this container had both had the effect of refrigerating thermal-insulation, also there is the effect of the insulation of heating, and the temperature that can set according to user, by accurate temperature control technology, make the temperature constant of insulation can within a very little variation range.
The technical scheme solving the problems of the technologies described above is: the food insulation container that a kind of high-effect temperature can fine adjustment, comprise vessel, cooling cycle system, heating recycle system, PID controller, scm managing system, temperature-measuring module and man-machine interface, described cooling cycle system is in order to realize the object of refrigerating thermal-insulation to vessel inside, described heating recycle system is in order to realize the object that heats insulation to vessel inside, described PID controller is in order to the accurate control to cooling cycle system and heating recycle system, this PID controller is respectively by controlling electric current and the voltage of cooling cycle system and heating recycle system, to realize the accurate control to vessel internal temperature, described scm managing system in order to vessel internal measurement to temperature analyze and process, and complete the output to PID controller control parameter, described temperature-measuring module is in order to measure vessel internal temperature, described man-machine interface shows in order to the temperature that realizes vessel, mode of operation demonstration and user are incubated the input/output function of the setting of target temperature, described man-machine interface is connected with scm managing system, described scm managing system respectively with PID controller, temperature-measuring module connects, described PID controller respectively with cooling cycle system, heating recycle system connects.
Further technical scheme of the present utility model is: described cooling cycle system comprises the semiconductor refrigeration chip that is placed on vessel inside, this semiconductor refrigeration chip is in order to realize the object to vessel internal temperature refrigeration control, the model of described semiconductor refrigeration chip is TEC1-12703t125, and the mouth of described PID controller is connected with semiconductor refrigeration chip.
On the radiating end of described semiconductor refrigeration chip both sides and cold scattering end, be separately installed with the fan I of propagating heat and cold in order to realize.
Described heating recycle system is resistor wire, by resistor wire being applied to corresponding electric current and voltage, makes resistor wire produce heat, realizes vessel and heat the object of insulation, and the mouth of described PID controller is connected with resistor wire.
In described resistor wire outside, grid radiating gill is installed, in the outside of this grid radiating gill, fan II is installed, this fan II is in order to accelerate the propagation speed of heat.
Described scm managing system is to adopt the MSP430 chip kernel processor chip as scm managing system, with realize to vessel internal measurement to temperature analyze and process, and complete the output to PID controller control parameter.
Described temperature-measuring module comprises temperature acquisition sensor, described vessel inside is provided with temperature acquisition point, pass through temperature acquisition, the Temperature numerical that temperature acquisition sensor is collected is transferred to scm managing system, to realize the examinations of temperature, and according to the predefined temperature value of user, realize the adjusting to PID controller parameter, thereby realized the control to vessel internal temperature.
On each of described vessel inside, be at least provided with 2 temperature acquisition points.
Described man-machine interface is touch display screen, and the temperature that realizes vessel by this touch display screen shows, mode of operation shows and user is incubated the input/output function of the setting of target temperature.
The material of the interior outer panels of described vessel is ABS material, and the sandwich material of described vessel is the filling polyurethane material with good thermal insulation property.
Described PID controller is the abbreviation of Proportion Integration Differentiation, i.e. proportional-integral derivative controller.
Owing to adopting technique scheme, the food insulation container that a kind of high-effect temperature of the utility model can fine adjustment, compared with existing food insulation box, has following beneficial effect:
1. there is the effect of refrigerating thermal-insulation, also there is the effect of the insulation of heating:
Vessel of the present utility model comprises temperature controlled two key modules in composition structure, is respectively heating recycle system and cooling cycle system.This heating recycle system is all connected with PID controller respectively with cooling cycle system, realize fine adjustment and the control to cooling cycle system and heating recycle system by PID controller, so vessel of the present utility model had both had the heat insulation effect of heating, also there is refrigerating thermal-insulation effect, and the temperature that can set according to user, by accurate temperature control technology, make the temperature constant of insulation can within a very little variation range.
2. can accurately control temperature:
Vessel of the present utility model adopts the temperature control apparatus based on PID controller on temperature control technology, the high precision control object that can realize vessel internal temperature with PID controller, has more superior temperature controller performance than traditional food insulation box.And the PID controller in the utility model has connected performance-oriented scm managing system, scm managing system can be realized the accurate control to vessel control process.Be designed with temperature-measuring module realization gathers and measures the temperature of vessel inside in single-chip computer control system outside, pass through temperature acquisition, the Temperature numerical that pick-up transducers collects, pass the examinations that digital microcontroller disposal system realizes temperature, and according to the predefined temperature value of user, realize the adjusting to PID controller parameter, thereby realized the control to vessel internal temperature.
3. can realize actv. refrigeration:
The heat preservation principle of current traditional food insulation box is by realizing at a resistance heat piece of the inner placement of insulation can the object that heats insulation, and because fridge equipment is comparatively complicated, all above very limited insulation can, be generally difficult to realize actv. cooling cycle system in volume and size.This defect existing in function in order to solve current food insulation box, the food insulation container that the utility model builds, in composition structure, improve, put into refrigerating thermal-insulation module in vessel inside simultaneously, because refrigerating thermal-insulation module is to utilize semiconductor refrigeration chip to realize the object of refrigeration, its cooling cycle system volume is little, unpowered device, only need to can realize the effective control to freezing in vessel by the received current and the received current direction that regulate semiconductor refrigeration chip in working process.
4. for good visualized operation interface is provided to user, vessel of the present utility model has friendly interface, easy to operate man-machine interface, this man-machine interface is the liquid crystal display with touch function, liquid crystal display by employing with touch function, show to user the temperature that insulation can is inner simple, and the liquid crystal display of realizing Presentation Function is equally with the function of touch-screen, can allow user pass through the operation to touch-screen, realize the setting to temperature.The utility model combines user's inputting interface and display interface together, can either be to the current mode of operation of user-friendly demonstration vessel, simultaneously also can be very friendly provide current operation interface for user.
And vessel of the present utility model realizing refrigeration when object, employing be to there is semiconductor refrigeration chip to realize refrigeration, the advantage such as therefore the utlity model has that the volume that cooling cycle system has is little, noiselessness, control are flexible.
The technical characterictic of food insulation container that below, can fine adjustment to a kind of high-effect temperature of the utility model in conjunction with Figure of description and specific embodiment is further described.
accompanying drawing explanation:
Fig. 1: be the structured flowchart of food insulation container;
Fig. 2: be scm managing system catenation principle figure.
In above-mentioned accompanying drawing, each label declaration is as follows:
11-semiconductor refrigeration chip, 21-resistor wire, 3-PID controller, 4-scm managing system, 5-temperature-measuring module, 6-man-machine interface.
the specific embodiment:
A kind of high-effect temperature can fine adjustment food insulation container, comprise vessel, cooling cycle system, heating recycle system, PID controller 3, scm managing system 4, temperature-measuring module 5 and man-machine interface 6, described cooling cycle system is in order to realize the object of refrigerating thermal-insulation to vessel inside, described heating recycle system is in order to realize the object that heats insulation to vessel inside, described PID controller 3 is in order to the accurate control to cooling cycle system and heating recycle system, this PID controller 3 is respectively by controlling electric current and the voltage of cooling cycle system and heating recycle system, to realize the accurate control to vessel internal temperature, described scm managing system 4 in order to vessel internal measurement to temperature analyze and process, and complete the output of PID controller 3 being controlled to parameter, described temperature-measuring module 5 is in order to measure vessel internal temperature, described man-machine interface 6 shows in order to the temperature that realizes vessel, mode of operation demonstration and user are incubated the input/output function of the setting of target temperature.Described man-machine interface 6 is connected with scm managing system 4, and described scm managing system 4 is connected with PID controller 3, temperature-measuring module 5 respectively, and described PID controller 3 is connected with cooling cycle system, heating recycle system respectively.Wherein, described cooling cycle system comprises the semiconductor refrigeration chip 11 that is placed on insulation can inside, this semiconductor refrigeration chip 11 is in order to realize the object to vessel internal temperature refrigeration control, the model of described semiconductor refrigeration chip 11 is TEC1-12703t125, the mouth of described PID controller 3 is connected with semiconductor refrigeration chip 11, is separately installed with the fan I of propagating heat and cold in order to realize on the radiating end of described semiconductor refrigeration chip 11 both sides and cold scattering end.Described heating recycle system is resistor wire 21, by resistor wire 21 is applied to corresponding electric current and voltage, make resistor wire produce heat, realize the object that vessel heats insulation, the mouth of described PID controller 3 is connected with resistor wire 21, in described resistor wire 21 outsides, grid radiating gill is installed, in the outside of this grid radiating gill, fan II is installed, this fan II is in order to accelerate the propagation speed of heat.Described scm managing system 4 is for adopting the kernel processor chip of MSP430 chip as scm managing system, with realize to vessel internal measurement to temperature analyze and process, and complete the output to PID controller control parameter.Described temperature-measuring module 5 comprises temperature acquisition sensor, on each of described vessel inside, be provided with 2 temperature acquisition points, pass through temperature acquisition, the Temperature numerical that temperature acquisition sensor is collected is transferred to scm managing system 4, to realize the examinations of temperature, and according to the predefined temperature value of user, realize the adjusting to PID controller parameter, thereby realized the control to vessel internal temperature.Described man-machine interface 6 is touch display screen, and the temperature that realizes vessel by this touch display screen shows, mode of operation shows and user is incubated the input/output function of the setting of target temperature.The material of the interior outer panels of described vessel is ABS material, and the sandwich material of described vessel is the filling polyurethane material with good thermal insulation property.
Further discuss feature of the present utility model below in conjunction with working process of the present utility model and application mode:
1. user is in the process of use food insulation container of the present utility model, first by man-machine interface 6, after setting user need to realize the desired temperature of heat insulation effect, scm managing system 4 by vessel inside carries out distributed measurement to the temperature of vessel inside, in measurement process, will carry out temperature acquisition to 6 of vessel inside face, 12 temperature sampling points simultaneously.
2., after scm managing system 4 averages the temperature collecting, calculate the current internal temperature of vessel.
By scm managing system 4 according to actual acquisition to vessel internal temperature and the insulation target temperature of user to vessel inner setting, draw the working control strategy of scm managing system 4 to PID controller 3.
4. by scm managing system 4, three of PID controller 3 PID factors are regulated dynamically, realize respectively electric current to cooling cycle system and heating recycle system and the adjusting of voltage parameter, if the temperature that user sets is lower than the current temperature in vessel inside, showing to enable cooling cycle system lowers the temperature to vessel inside, if the temperature that user sets, higher than the temperature of vessel inside, shows to start heating recycle system the temperature of vessel inside is heated up.
5. cooling cycle system is in the course of the work by applying the electric current of specific direction to semiconductor refrigeration chip 11, thereby semiconductor refrigeration chip 11 is declined towards a surface temperature of vessel inside, and semiconductor refrigeration chip 11 is towards the another side temperature rise of vessel outside.Towards the one side of vessel inside by the reduction of temperature, realize the object of vessel internal cooling, semiconductor refrigeration chip 11 phoresys external environment by the heat of generation by the fan I for dispelling the heat being arranged on this face in time towards the another side of vessel outside.
If 6. user need to start heating recycle system by resistor wire 21 is applied to certain electric current and voltage, make resistor wire 21 produce certain heat, and timely heat diffusion is arrived to vessel inside by the fan II for dispelling the heat, improve the temperature of vessel inside.
7. whole vessel is the process of a dynamic circulation in the course of the work, by the distributed temperature measured node of vessel inside, the temperature of vessel inside is detected.
8. the insulation target temperature of being set according to the temperature that obtains of sample and user by scm managing system 4 is analyzed, the dynamic PID controller 3 that regulates, to realize the dynamic adjustment of vessel internal temperature, due to the accurate controller performance of PID controller 3, the temperature of vessel inside finally can be stabilized near the temperature value that a user sets in stabilized conditions.
Claims (10)
1. the food insulation container that a high-effect temperature can fine adjustment, it is characterized in that: comprise vessel, cooling cycle system, heating recycle system, PID controller (3), scm managing system (4), temperature-measuring module (5) and man-machine interface (6), described cooling cycle system is in order to realize the object of refrigerating thermal-insulation to vessel inside, described heating recycle system is in order to realize the object that heats insulation to vessel inside, described PID controller (3) is in order to the accurate control to cooling cycle system and heating recycle system, this PID controller (3) is respectively by controlling electric current and the voltage of cooling cycle system and heating recycle system, to realize the accurate control to vessel internal temperature, described scm managing system (4) in order to vessel internal measurement to temperature analyze and process, and complete PID controller (3) is controlled to the output of parameter, described temperature-measuring module (5) is in order to measure vessel internal temperature, described man-machine interface (6) shows in order to the temperature that realizes vessel, mode of operation demonstration and user are incubated the input/output function of the setting of target temperature, described man-machine interface (6) is connected with scm managing system (4), described scm managing system (4) respectively with PID controller (3), temperature-measuring module (5) connects, described PID controller (3) respectively with cooling cycle system, heating recycle system connects.
2. the food insulation container that a kind of high-effect temperature according to claim 1 can fine adjustment, it is characterized in that: described cooling cycle system comprises the semiconductor refrigeration chip (11) that is placed on vessel inside, this semiconductor refrigeration chip (11) is in order to realize the object to vessel internal temperature refrigeration control, the model of described semiconductor refrigeration chip (11) is TEC1-12703t125, and the mouth of described PID controller (3) is connected with semiconductor refrigeration chip (11).
3. the food insulation container that a kind of high-effect temperature according to claim 2 can fine adjustment, is characterized in that: on the radiating end of described semiconductor refrigeration chip (11) both sides and cold scattering end, be separately installed with the fan I of propagating heat and cold in order to realize.
4. the food insulation container that a kind of high-effect temperature according to claim 1 can fine adjustment, it is characterized in that: described heating recycle system is resistor wire (21), by resistor wire (21) is applied to corresponding electric current and voltage, make resistor wire produce heat, realize the object that vessel heats insulation, the mouth of described PID controller (3) is connected with resistor wire (21).
5. the food insulation container that a kind of high-effect temperature according to claim 4 can fine adjustment, it is characterized in that: in described resistor wire (21) outside, grid radiating gill is installed, in the outside of this grid radiating gill, fan II is installed, this fan II is in order to accelerate the propagation speed of heat.
6. the food insulation container that a kind of high-effect temperature according to claim 1 can fine adjustment, it is characterized in that: described scm managing system (4) is for adopting the kernel processor chip of MSP430 chip as scm managing system, with realize to vessel internal measurement to temperature analyze and process, and complete the output to PID controller control parameter.
7. the food insulation container that a kind of high-effect temperature according to claim 1 can fine adjustment, it is characterized in that: described temperature-measuring module (5) comprises temperature acquisition sensor, described vessel inside is provided with temperature acquisition point, pass through temperature acquisition, the Temperature numerical that temperature acquisition sensor is collected is transferred to scm managing system (4), to realize the examinations of temperature, and according to the predefined temperature value of user, realize the adjusting to PID controller parameter, thereby realized the control to vessel internal temperature.
8. the food insulation container that a kind of high-effect temperature according to claim 7 can fine adjustment, is characterized in that: on each of described vessel inside, be at least provided with 2 temperature acquisition points.
9. the food insulation container that a kind of high-effect temperature according to claim 1 can fine adjustment, is characterized in that: described man-machine interface (6) is touch display screen.
10. food insulation container that can fine adjustment according to a kind of high-effect temperature described in the arbitrary claim of claim 1-9, it is characterized in that: the material of the interior outer panels of described vessel is ABS material, the sandwich material of described vessel is filling polyurethane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567095.6U CN203624217U (en) | 2013-09-13 | 2013-09-13 | Efficient food insulation container with accurately adjustable temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567095.6U CN203624217U (en) | 2013-09-13 | 2013-09-13 | Efficient food insulation container with accurately adjustable temperature |
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| Publication Number | Publication Date |
|---|---|
| CN203624217U true CN203624217U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320567095.6U Expired - Fee Related CN203624217U (en) | 2013-09-13 | 2013-09-13 | Efficient food insulation container with accurately adjustable temperature |
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| CN (1) | CN203624217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449036A (en) * | 2013-09-13 | 2013-12-18 | 柳州职业技术学院 | High-effect food heat-insulating container capable of precisely adjusting temperature |
| CN105996805A (en) * | 2016-07-15 | 2016-10-12 | 九阳股份有限公司 | Control method for domestic electric oven |
-
2013
- 2013-09-13 CN CN201320567095.6U patent/CN203624217U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449036A (en) * | 2013-09-13 | 2013-12-18 | 柳州职业技术学院 | High-effect food heat-insulating container capable of precisely adjusting temperature |
| CN103449036B (en) * | 2013-09-13 | 2016-04-13 | 柳州职业技术学院 | A kind of high-effect temperature can the food insulation container of fine adjustment |
| CN105996805A (en) * | 2016-07-15 | 2016-10-12 | 九阳股份有限公司 | Control method for domestic electric oven |
| CN105996805B (en) * | 2016-07-15 | 2019-06-18 | 九阳股份有限公司 | A kind of control method of Household electric oven |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20150913 |
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| EXPY | Termination of patent right or utility model |