CN108826742A - A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases - Google Patents
A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases Download PDFInfo
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- CN108826742A CN108826742A CN201810622497.9A CN201810622497A CN108826742A CN 108826742 A CN108826742 A CN 108826742A CN 201810622497 A CN201810622497 A CN 201810622497A CN 108826742 A CN108826742 A CN 108826742A
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- Prior art keywords
- refrigeration
- cold
- transistor
- relay
- commutator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
Abstract
The invention discloses a kind of refrigeration equipments for double refrigeration mode semiconductor cold-accumulating insulated cases,Including refrigeration cabinets and refrigeration controler,Semiconductor chilling plate is fixedly installed on the left side of the refrigeration cabinets,The control terminal of the semiconductor chilling plate is connected with refrigeration controler,The refrigeration controler has been internally integrated semiconductor refrigerating circuit,The semiconductor refrigerating circuit has been internally integrated the first transistor and second transistor,The base stage of the first transistor is connected separately with first resistor and second resistance,The other end of the second resistance is connected separately with power supply and the first relay,The control terminal of first relay is connected with the first commutator,The main control end of first commutator is connected with cold-making block,Circuit is when adjusting voltage or electric current,It is easily achieved high-precision temperature control,With the powering mode of solar energy combination battery group,Even if so that cold-accumulating insulated case nor affects on work quality and service life in the case where frequent power on/off,It is practical.
Description
Technical field
The present invention relates to cold-accumulating insulated case field, specially a kind of refrigeration for double refrigeration mode semiconductor cold-accumulating insulated cases
Equipment.
Background technique
In medicine and industrial application, often have some drugs or the raw material of industry need to be stored in temperature it is opposite
In constant environment or some applications, biological culture such as medically just have very high want to the temperature of culture environment in itself
Seek therefore, the demand to incubator is also more and more, moreover, in actual application, different applications and environment pair
The area requirement of the temperature dynamic change of incubator is different, with the development of WeiLai Technology, in more and more occasions, it would be desirable to
The higher incubator of precision, there is also following shortcoming problems for existing semiconductor cold-storage safety box：
For example, patent name is that water-cooled is used for double refrigeration mode semiconductor cold-storages guarantors application No. is 201510136698.4
The patent of invention of the refrigeration equipment of incubator：
Fan is provided at the air outlet of its semiconductor refrigeration system, fan is connected by the left side wall of air hose and inner casing,
Water-cooling head is connected by water pipe and water pump and water of radiation row, and high cooling efficiency of the present invention, constant temperature time is long, easy to promote and utilize.
But the existing refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases has the following defects：
(1) existing semiconductor cold-accumulating insulated case, temperature control essence more complex for the control system of semiconductor chilling plate
Spend lower, the practicability is poor；
(2) existing semiconductor cold-accumulating insulated case, not only refrigeration work consumption is small, but also movement is provided without extra power on the way,
It is unfavorable for movable heat-preservation.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of for double refrigeration mode semiconductor cold-accumulating insulated cases
Refrigeration equipment, can effectively solve background technique propose the problem of.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases, including refrigeration cabinets and refrigeration controler,
Semiconductor chilling plate is fixedly installed on the left side of the refrigeration cabinets, the control terminal and refrigeration of the semiconductor chilling plate are controlled
Device processed is connected, and the refrigeration controler has been internally integrated semiconductor refrigerating circuit, the inside of the semiconductor refrigerating circuit
It is integrated with the first transistor and second transistor, the base stage of the first transistor is connected separately with first resistor and the second electricity
Resistance, the other end of the second resistance are connected separately with power supply and the first relay, the control terminal of first relay and the
The emitter of one transistor is connected, and the collector of the first transistor is directly grounded, the control terminal of first relay
It is connected with the first commutator, the main control end of first commutator is connected with cold-making block, the cold-making block other end connection
There is the second commutator, the control terminal of second commutator is connected with the second relay, the control of second relay
End is connected with the emitter of second transistor；
The collector of the second transistor is directly grounded, and the base stage of the second transistor is connected separately with 3rd resistor
It is connected with the other end of the 4th resistance, the 4th resistance with the second relay, the 4th resistance is also connected with power supply.
Further, first commutator and the second commutator normal-closed end are directly grounded.
Further, the power end of the refrigeration controler is connected with solar controller.
Further, the control terminal of the solar controller is connected with photovoltaic panel, the power supply of the solar controller
End is also connected with battery group.
Further, the inside of the refrigeration cabinets is also fixedly installed with cold storage box.
Further, intermediate insulating layer is equipped on the inner wall of the cold storage box.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) semiconductor cold-accumulating insulated case of the invention is existed using the paltie effect in physical phenomenon by electron-hole
It directly transmits energy in movement to realize, this refrigeration modes have original advantage, semiconductor system in small-power refrigerating field
Cold to be different from traditional compression-type refrigeration, it does not have a compressor, no rotating part, no mechanical wear, therefore, noiseless, service life
It is long, it middle at an arbitrary position can work normally, it is not necessarily to any refrigerant, will not discharge any other harmful substance, and no environment is dirty
Dye, it is solidification electronic device, and it is small to occupy space, Miniaturizable, micromation, and refrigeration heats can reciprocity；
(2) when semiconductor refrigerating circuit of the invention adjusts voltage or electric current, it is easy to accomplish high-precision temperature control, with the sun
The powering mode that battery group can be combined, even if so that cold-accumulating insulated case nor affects on as received basis in the case where frequent power on/off
Amount and service life, it is practical.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is semiconductor refrigerating circuit circuit diagram of the invention.
Figure label：1- refrigeration cabinets；2- semiconductor chilling plate；3- cold storage box；4- intermediate insulating layer；5- refrigeration control
Device；6- semiconductor refrigerating circuit；7- solar controller；8- battery group；9- photovoltaic panel.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the present invention provides a kind of refrigeration for double refrigeration mode semiconductor cold-accumulating insulated cases to set
It is standby, including refrigeration cabinets 1 and refrigeration controler 5, it is fixedly installed with semiconductor chilling plate 2 on the left side of the refrigeration cabinets 1,
The control terminal of the semiconductor chilling plate 2 is connected with refrigeration controler 5, and being internally integrated for refrigeration controler 5 is partly led
System cold circuit 6, the semiconductor refrigerating circuit 6 have been internally integrated the first transistor Q1 and second transistor Q2, and described
The base stage of one transistor Q1 is connected separately with first resistor R1 and second resistance R2, and the other end of the second resistance R2 connects respectively
It is connected to power supply VCC and the first relay J1, the control terminal of the first relay J1 is connected with the emitter of the first transistor Q1
It connects, the collector of the first transistor Q1 is directly grounded GND, and the control terminal of the first relay J1 is connected with the first double-throw
Switch RE1, the main control end of the first commutator RE1 are connected with cold-making block T1, and the cold-making block T1 other end is connected with
Two commutator RE2, the control terminal of the second commutator RE2 are connected with the second relay J2, the second relay J2
Control terminal be connected with the emitter of second transistor Q2；
In the embodiment, 1 wall of refrigeration cabinets is mainly made of three parts:Inner wall, outer wall and intermediate insulating layer, in order to reduce
Cooling capacity is passed to the thermal conduction resistance of box house, and fixed intermediate thermal conductivity copper billet, and cabinet wall uses the aluminium sheet of 2mm thickness, in order to make
Outer wall is firmer and has good heat-proof quality, and outer wall uses the PVC plastic flitch of 5mm thickness.
The collector of the second transistor Q2 is directly grounded GND, and the base stage of the second transistor Q2 is connected separately with
The other end of 3rd resistor R3 and the 4th resistance R4, the 4th resistance R4 are connected with the second relay J2, the 4th electricity
Resistance R4 is also connected with power supply VCC, and the first commutator RE1 and the second commutator RE2 normal-closed end are directly grounded GND,
In the embodiment, semiconductor refrigerating circuit 6 is mainly by two PNP transistors, two relays and semiconductor refrigerating
Block TEC1-12703 etc. composition, the circuit under the control of external microcontroller P1.2, P1.3 pin, make cold-making block be in heating or
Refrigerating state, P1.2 pin connect first resistor R1, and for heating control, P1.3 pin connects 3rd resistor R3, for freezing
Control.
The power end of the refrigeration controler 5 is connected with solar controller 7, the control terminal of the solar controller 7
It is connected with photovoltaic panel 9, the power end of the solar controller 7 is also connected with battery group 8, the inside of the refrigeration cabinets 1
It is also fixedly installed with cold storage box 3, intermediate insulating layer 4 is equipped on the inner wall of the cold storage box 3, intermediate insulating layer 4 uses poly- ammonia
Ester one-pass molding foaming technique is to obtain good thermal insulation property.
In the embodiment, after semiconductor chilling plate is powered, since peltier effect one end turns cold, refrigeration case utilizes semiconductor
The cold-side cooling of cooling piece achievees the purpose that internal refrigeration storage, and when illumination abundance, the electric energy that photovoltaic panel generates is by solar control
It is exported after device decompression, can all be used for refrigeration system operation；When illumination deficiency, refrigeration system is common by battery and photovoltaic panel
When powered operation, refrigeration system reach target temperature and stop working, refrigeration controler cutting power supply, the electric current quilt that photovoltaic panel generates
Chemical energy is completely converted into be stored in battery.
In the embodiment, when refrigeration system independent operating, cool storage material is set to deposit cooling capacity in non-loaded luck dump, with 1：2
8 bottles of water are added as load cooling in ratio, and cooling time reduces 5.4%, and cool storage material, which is added, can be improved the system cycle of operation
The ratio of interior dwell time and the duration of runs reach energy-saving effect to reduce runing time.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases, including refrigeration cabinets (1) and refrigeration controler
(5), it is characterised in that：Semiconductor chilling plate (2), the semiconductor are fixedly installed on the left side of the refrigeration cabinets (1)
The control terminal of cooling piece (2) is connected with refrigeration controler (5), and the refrigeration controler (5) has been internally integrated semiconductor system
Cold circuit (6), the semiconductor refrigerating circuit (6) have been internally integrated the first transistor (Q1) and second transistor (Q2), institute
The base stage for stating the first transistor (Q1) is connected separately with first resistor (R1) and second resistance (R2), the second resistance (R2)
The other end is connected separately with power supply (VCC) and the first relay (J1), and the control terminal of first relay (J1) is brilliant with first
The emitter of body pipe (Q1) is connected, and the collector of the first transistor (Q1) is directly grounded (GND), first relay
(J1) control terminal is connected with the first commutator (RE1), and the main control end of first commutator (RE1) is connected with cold-making block
(T1), cold-making block (T1) other end is connected with the second commutator (RE2), the control of second commutator (RE2)
End is connected with the second relay (J2), and the control terminal of second relay (J2) is connected with the emitter of second transistor (Q2)
It connects.
2. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 1, feature exist
In：The collector of the second transistor (Q2) is directly grounded (GND), and the base stage of the second transistor (Q2) is connected separately with
3rd resistor (R3) and the 4th resistance (R4), the other end of the 4th resistance (R4) are connected with the second relay (J2), institute
It states the 4th resistance (R4) and is also connected with power supply (VCC).
3. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 1, feature exist
In：First commutator (RE1) and the second commutator (RE2) normal-closed end are directly grounded (GND).
4. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 1, feature exist
In：The power end of the refrigeration controler (5) is connected with solar controller (7).
5. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 4, feature exist
In：The control terminal of the solar controller (7) is connected with photovoltaic panel (9), and the power end of the solar controller (7) also connects
It is connected to battery group (8).
6. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 1, feature exist
In：The inside of the refrigeration cabinets (1) is also fixedly installed with cold storage box (3).
7. a kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases according to claim 6, feature exist
In：Intermediate insulating layer (4) are equipped on the inner wall of the cold storage box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810622497.9A CN108826742A (en) | 2018-06-15 | 2018-06-15 | A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810622497.9A CN108826742A (en) | 2018-06-15 | 2018-06-15 | A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases |
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| Publication Number | Publication Date |
|---|---|
| CN108826742A true CN108826742A (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810622497.9A Pending CN108826742A (en) | 2018-06-15 | 2018-06-15 | A kind of refrigeration equipment for double refrigeration mode semiconductor cold-accumulating insulated cases |
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Citations (9)
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|---|---|---|---|---|
| CN2932244Y (en) * | 2006-06-21 | 2007-08-08 | 南京师范大学 | Cold-storage solar semiconductor refrigerator |
| CN201285201Y (en) * | 2008-10-07 | 2009-08-05 | 王懋 | Novel constant temperature container |
| FR2931933A1 (en) * | 2008-06-02 | 2009-12-04 | Farid Ahmed | Food preserving device for use in car compartment, has self-supply system supplying power to ice-box, and battery supplying power to ice-box when system is failed, where ice-box is not connected to electrical system by cable socket |
| KR20110066254A (en) * | 2009-12-11 | 2011-06-17 | 이병호 | Using solar cell for portable refrirator |
| CN205227970U (en) * | 2015-11-12 | 2016-05-11 | 伯恩太阳能科技有限公司 | Cold -stored locker of bright delivery is given birth to to solar energy |
| CN106200706A (en) * | 2015-04-30 | 2016-12-07 | 佛山市顺德区美的电热电器制造有限公司 | The control device of semiconductor chilling plate |
| CN107934229A (en) * | 2017-12-22 | 2018-04-20 | 南京工业大学 | A kind of fresh food hutch that energy is filled using semiconductor refrigerating and vortex tube refrigeration |
| CN107975971A (en) * | 2017-11-23 | 2018-05-01 | 中原工学院 | A kind of small size using regenerative resource moves ice chest |
| WO2018215510A1 (en) * | 2017-05-24 | 2018-11-29 | Nexol Photovoltermic Ag | Device for storing temperature-controlled fluids |
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2018
- 2018-06-15 CN CN201810622497.9A patent/CN108826742A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2932244Y (en) * | 2006-06-21 | 2007-08-08 | 南京师范大学 | Cold-storage solar semiconductor refrigerator |
| FR2931933A1 (en) * | 2008-06-02 | 2009-12-04 | Farid Ahmed | Food preserving device for use in car compartment, has self-supply system supplying power to ice-box, and battery supplying power to ice-box when system is failed, where ice-box is not connected to electrical system by cable socket |
| CN201285201Y (en) * | 2008-10-07 | 2009-08-05 | 王懋 | Novel constant temperature container |
| KR20110066254A (en) * | 2009-12-11 | 2011-06-17 | 이병호 | Using solar cell for portable refrirator |
| CN106200706A (en) * | 2015-04-30 | 2016-12-07 | 佛山市顺德区美的电热电器制造有限公司 | The control device of semiconductor chilling plate |
| CN205227970U (en) * | 2015-11-12 | 2016-05-11 | 伯恩太阳能科技有限公司 | Cold -stored locker of bright delivery is given birth to to solar energy |
| WO2018215510A1 (en) * | 2017-05-24 | 2018-11-29 | Nexol Photovoltermic Ag | Device for storing temperature-controlled fluids |
| CN107975971A (en) * | 2017-11-23 | 2018-05-01 | 中原工学院 | A kind of small size using regenerative resource moves ice chest |
| CN107934229A (en) * | 2017-12-22 | 2018-04-20 | 南京工业大学 | A kind of fresh food hutch that energy is filled using semiconductor refrigerating and vortex tube refrigeration |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
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| RJ01 | Rejection of invention patent application after publication |