CN104534764A - Energy-saving vertical type transparent-door refrigerator - Google Patents
Energy-saving vertical type transparent-door refrigerator Download PDFInfo
- Publication number
- CN104534764A CN104534764A CN201410789994.XA CN201410789994A CN104534764A CN 104534764 A CN104534764 A CN 104534764A CN 201410789994 A CN201410789994 A CN 201410789994A CN 104534764 A CN104534764 A CN 104534764A
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- CN
- China
- Prior art keywords
- temperature
- controller
- blower fan
- refrigerator
- compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
-
- 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
- F25D29/005—Mounting of control devices
Abstract
The invention discloses an energy-saving vertical type transparent-door refrigerator and belongs to the technical field of refrigeration equipment. The refrigerator comprises a compressor, a condenser, a capillary tube and an evaporator and further comprises a refrigerator shell. An inner container is arranged inside the refrigerator shell. A filling layer is arranged between the refrigerator shell and the inner container. An electric heating glass door is arranged on one side of the refrigerator shell. A protecting structure is arranged on the top of the refrigerator shell. A temperature and humidity collector used for measuring the temperature and humidity outside the refrigerator is arranged inside the protecting structure. A temperature sensor used for measuring the temperature inside the refrigerator is arranged inside the inner container. A fan and a controller are arranged inside the inner container. According to the energy-saving vertical type transparent-door refrigerator, on the condition of ensuring that condensation does not appear on the outer surface of a door body, the electric heating glass door is opened to the minimum degree, cold quantity inside the evaporator is circulated into the refrigerator most sufficiently by intelligently controlling the circulation fan inside the refrigerator to be reasonably started and stopped, cold quantity losses are reduced, the start-stop ratio of the compressor is enlarged, and product energy consumption is reduced.
Description
Technical field
The invention belongs to technical field of refrigeration equipment, be specifically related to a kind of energy-saving vertical transparent doors household freezer.
Background technology
Along with the continuous progress of science and technology, energy resource consumption is also increasing, and this just requires that we not only consider the reliable in quality, with low cost of product when deisgn product, and while guarantee basic function, energy resource consumption is the smaller the better.
For vertical transparent door household freezer, for promoting the publicity of product in case, usually use hollow glass door.Now because the heat insulating coefficient of glass door itself is well below foaming door body, cause cold in case to run off serious, the type product all adopts larger refrigeration system to scatter and disappear to offset cold.Also make glass outer surface condensation serious in addition outside glass door because surface temperature is low.Common solution adopts three layers of hollow (or vacuum) glass, and outermost layer glass is electrical heating, by improving the temperature of glass surface to the heating of glass surface, to solve glass outer surface condensation, strengthens displaying the effect of publicity of product.But what bring is that heat is successively delivered in case, increases the thermic load of product simultaneously.These reasons cause the power consumption of the type product all far away higher than with isometric bedroom reach in freezer.If open the electric heating function of glass door, the power consumption of product will be greatly improved, but close the electric heating function of glass door, and glass door surface condensation, cannot play again the effect of publicity.
At present for glass door condensation, comparatively effective solution carries out electrical heating except above-mentioned to glass door, be exactly adopt vacuum glass in addition, improve the heat insulating coefficient of glass door, indirectly increase the hull-skin temperature of glass door, but this kind of scheme cost is too high, not there is superiority of effectiveness, and the quality also more difficult control of operation vacuum glass in enormous quantities, cause cost increase comparatively large, client is more difficult to be born.
Circulating fan in addition in this category case is all with compressor start-stop, and when compressor is just started shooting, the rotation of blower fan will strengthen the load of compressor, and compressor horsepower rises, and shows as power consumption and increases.When after compressor shutdown, blower fan also stops immediately, evaporimeter reality now in case still has lower temperature and more cold, and the blower fan cold that cold-producing medium is had that stops operating is passed to outside casing gradually with refrigeration pipe, causes unnecessary energy loss.
Summary of the invention
For the above-mentioned technical problem existed in prior art, the present invention proposes a kind of energy-saving vertical transparent doors household freezer, reasonable in design, overcome the deficiencies in the prior art, easy to maintenance, economize energy, has good effect.
To achieve these goals, the present invention adopts following technical scheme:
A kind of energy-saving vertical transparent doors household freezer, comprise compressor, condenser, capillary and evaporimeter, also comprise cabinet shell, inner bag is provided with in described cabinet shell, packed layer is provided with between described cabinet shell and inner bag, described cabinet shell side is provided with electric heating glass door, described cabinet shell top is provided with operator guards, described operator guards inside is provided with the humiture collection device for measuring the outer humiture of case, described inner bag inside is provided with the temperature sensor for measuring the temperature inside the box, described inner bag inside is also provided with blower fan and controller, described controller respectively with humiture collection device, temperature sensor, compressor, blower fan is connected by wire.
The data that described controller gets according to temperature sensor and the collection of humiture collection device, send control signal, control compressor, blower fan start-stop increases compressor start-stop ratio and control the heating-up temperature of electric heating glass door, make the adiabatic condensation temperature of heating-up temperature higher than moisture in air of electric heating glass door;
According to design temperature, and the environment temperature collected, humidity, the concrete steps controlling blower fan start-stop running status are as follows:
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal and controls compressor start;
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has lower temperature, controller sends the start of semaphore request blower fan again and rotates;
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal and controls compressor shutdown, controls blower fan at low speed, and stop after running a period of time with Time Controller;
Step 4: the rise situation of controller Real-Time Monitoring the temperature inside the box, and the time scale differential value calculating the temperature inside the box and shutdown temperature difference;
Step 5: the setting value of time scale differential value with controller inside compares by controller, if time scale differential value is less than setting value, controller does not do any action, continues to detect the temperature inside the box; If time scale differential value is greater than setting value, then open blower fan, and blower fan operates with low-speed mode;
Step 6: when the temperature inside the box is elevated to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off and stop operating, and repeats step 2-step 6.
Preferably, described operator guards adopts knuckle guard, described knuckle guard offers and connects extraneous air vent.
Preferably, described electric heating glass door surface is provided with heater strip.
Preferably, described inner bag inside is also provided with shelf.
The Advantageous Effects that the present invention brings:
The present invention proposes a kind of energy-saving vertical transparent doors household freezer, compared with prior art, one aspect of the present invention is applied in the upright freezing cabinet with electric heating glass door, by sensor vasculum external boundary environment temperature and humidity, and the temperature in case, the rational start-stop ratio of electric heating glass door is calculated according to the condensation temperature of water in air part, when ensure door external surface not condensation, minimum unlatching electric heating glass door, to reduce the energy ezpenditure of glass door, and the impact on the temperature inside the box, overall reduction product power consumption.
Cold in evaporimeter, on the other hand by the reasonable start-stop of intelligent control box Inner eycle blower fan, is recycled to box house by the present invention the most fully, decreases the loss of cold with pipeline, increases the start-stop ratio of compressor, reduce product energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of energy-saving vertical transparent doors of the present invention household freezer.
Fig. 2 is the FB(flow block) that a kind of energy-saving vertical transparent doors of the present invention household freezer controls blower fan start-stop running status.
Wherein, 1-cabinet shell; 2-packed layer; 3-inner bag; 4-compressor; 5-shelf; 6-electric heating glass door; 7-operator guards; 8-humiture collection device; 9-controller; 10-blower fan; 11-temperature sensor.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
Shown in composition graphs 1, a kind of energy-saving vertical transparent doors household freezer, comprises compressor 4, condenser, capillary and evaporimeter, also comprises cabinet shell 1, be provided with inner bag 3 in described cabinet shell, is provided with packed layer 2 between described cabinet shell 1 and inner bag 3.Described cabinet shell 1 side is provided with electric heating glass door 6.Described cabinet shell 1 top is provided with operator guards 7, and described operator guards 7 inside is provided with the humiture collection device 8 for measuring the outer humiture of case.Described inner bag 3 inside is provided with the temperature sensor 11 for measuring the temperature inside the box, and described inner bag 3 inside is also provided with blower fan 10 and controller 9, and described controller 9 is connected by wire with humiture collection device 8, temperature sensor 11, compressor 4, blower fan 10 respectively.Described operator guards 7 adopts knuckle guard, described knuckle guard offers and connects extraneous air vent.Described electric heating glass door 6 surface is printed on heater strip.Described inner bag 3 inside is also provided with shelf 5.
According to design temperature, and the environment temperature collected, humidity, control the concrete steps following (as shown in Figure 2) of blower fan start-stop running status:
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal and controls compressor start;
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has lower temperature, controller sends the start of semaphore request blower fan again and rotates;
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal and controls compressor shutdown, controls blower fan at low speed, and stop after running a period of time with Time Controller;
Step 4: the rise situation of controller Real-Time Monitoring the temperature inside the box, and the time scale differential value calculating the temperature inside the box and shutdown temperature difference;
Step 5: the setting value of time scale differential value with controller inside compares by controller, if time scale differential value is less than setting value, controller does not do any action, continues to detect the temperature inside the box; If time scale differential value is greater than setting value, then open blower fan, and blower fan operates with low-speed mode;
Step 6: when the temperature inside the box is elevated to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off and stop operating, and repeats step 2-step 6.
During use, the temperature inside the box measured by temperature sensor 11, and the outer humiture of case measured by humiture collection device 8.The data that controller 9 gets according to temperature sensor 11 and humiture collection device 8 collection, send control signal, power on signal and power-on voltage is sent to electric heating glass door 6, be used for the surface temperature controlling compressor 4, blower fan 10 start-stop increases heater strip on compressor 4 start-stop ratio and electric heating glass door 6, make the surface temperature of heater strip on electric heating glass door 6 higher than the adiabatic condensation temperature of the moisture in air, thus make the moisture in air be difficult to condense on the outer surface of electric heating glass door 6, reach good the effect of publicity.
According to the design temperature of user's reality, and the environment temperature collected, humidity, the start-stop running status of conservative control blower fan 10, reduces cold further and scatters and disappears, thus reach energy-conservation object.Concrete control program is as follows: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller 9 sends signal control compressor 4 and starts shooting, after treating start a period of time (time range is at 1 ~ 2min), when the inner evaporator of household freezer all has lower temperature (lower temperature range is at-21 ~-23 DEG C), controller 9 sends semaphore request blower fan 10 start again and rotates, when the temperature inside the box that temperature sensor 11 is measured reaches shutdown temperature, controller 9 sends signal control compressor 4 and shuts down, control blower fan 10 with Time Controller 9 to operate with low speed (low-speed range is at 1200 ~ 1400 revs/min), and running a period of time (time range is at 1.5 ~ 2min) stops afterwards.The rise situation of this Time Controller 9 Real-Time Monitoring the temperature inside the box, and pass through the time scale differential value of program computation the temperature inside the box and shutdown temperature difference, be used for judging the rise trend of the temperature inside the box, and by the setting value of time scale differential value and controller 9 inside, (setting value is calculate in laboratory one comparatively reasonable value, can temperature recovery trend in reaction chamber really, it is the environment temperature in different phase, test of many times under humidity, the temperature recovery stage in rear cabinet shut down by compressor 4, by the time scale differential value of Integrated comparative the temperature inside the box and shutdown temperature difference, one that draws metastable time scale differential value) compare.If time scale differential value is less than setting value, then show that the temperature inside the box rise trend is comparatively rationally normal, controller 9 does not do any action, continues the rise trend detecting the temperature inside the box; If time scale differential value is greater than setting value, then show that the temperature inside the box rise trend is accelerated, now open blower fan 10, and blower fan 10 with low-speed mode running, again by the unnecessary Cooling capacity exchanging in evaporimeter in case, extend the temperature inside the box go up the time.When the temperature inside the box is elevated to turn-on temperature, controller 9 controls compressor 4 energising start, and control blower fan 10 power-off and stop operating, after treating start a period of time (time range is at 1 ~ 2min), it is at-21 ~-23 DEG C that the inner evaporator of household freezer all has the lower temperature range of lower temperature) time, controller 9 sends semaphore request blower fan 10 start again and rotates, and moves in circles with this.This kind of control logic will extend the downtime of compressor, increases the start-stop ratio of product, reduces the energy consumption of product.Working procedure those skilled in the art for controller 9 can use existing program in prior art.
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (4)
1. an energy-saving vertical transparent doors household freezer, comprise compressor, condenser, capillary and evaporimeter, it is characterized in that: also comprise cabinet shell, inner bag is provided with in described cabinet shell, packed layer is provided with between described cabinet shell and inner bag, described cabinet shell side is provided with electric heating glass door, described cabinet shell top is provided with operator guards, described operator guards inside is provided with the humiture collection device for measuring the outer humiture of case, described inner bag inside is provided with the temperature sensor for measuring the temperature inside the box, described inner bag inside is also provided with blower fan and controller, described controller respectively with humiture collection device, temperature sensor, compressor, blower fan is connected by wire,
The data that described controller gets according to temperature sensor and the collection of humiture collection device, send control signal, control compressor, blower fan start-stop increases compressor start-stop ratio and control the heating-up temperature of electric heating glass door, make the adiabatic condensation temperature of heating-up temperature higher than moisture in air of electric heating glass door;
According to design temperature, and the environment temperature collected, humidity, the concrete steps controlling blower fan start-stop running status are as follows:
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal and controls compressor start;
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has lower temperature, controller sends the start of semaphore request blower fan again and rotates;
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal and controls compressor shutdown, controls blower fan at low speed, and stop after running a period of time with Time Controller;
Step 4: the rise situation of controller Real-Time Monitoring the temperature inside the box, and the time scale differential value calculating the temperature inside the box and shutdown temperature difference;
Step 5: the setting value of time scale differential value with controller inside compares by controller, if time scale differential value is less than setting value, controller does not do any action, continues to detect the temperature inside the box; If time scale differential value is greater than setting value, then open blower fan, and blower fan operates with low-speed mode;
Step 6: when the temperature inside the box is elevated to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off and stop operating, and repeats step 2-step 6.
2. a kind of energy-saving vertical transparent doors household freezer according to claim 1, is characterized in that: described operator guards adopts knuckle guard, described knuckle guard offers and connects extraneous air vent.
3. a kind of energy-saving vertical transparent doors household freezer according to claim 1, is characterized in that: described electric heating glass door surface is provided with heater strip.
4. a kind of energy-saving vertical transparent doors household freezer according to claim 1, is characterized in that: described inner bag inside is also provided with shelf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410789994.XA CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410789994.XA CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
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| CN104534764A true CN104534764A (en) | 2015-04-22 |
| CN104534764B CN104534764B (en) | 2017-01-04 |
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| CN201410789994.XA Active CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084577A (en) * | 2017-06-27 | 2017-08-22 | 海信容声(广东)冰箱有限公司 | The control method and control device and refrigerator of a kind of dual system refrigerator |
| CN110879273A (en) * | 2018-09-05 | 2020-03-13 | 博西华电器（江苏）有限公司 | Gas detection module for refrigerator, refrigerator and gas detection method |
| CN111493593A (en) * | 2020-04-27 | 2020-08-07 | 海信容声(广东)冷柜有限公司 | Refrigerated display cabinet and control method thereof |
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| CN111493593A (en) * | 2020-04-27 | 2020-08-07 | 海信容声(广东)冷柜有限公司 | Refrigerated display cabinet and control method thereof |
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| CN104534764B (en) | 2017-01-04 |
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