CN208567264U - A kind of wind cooling refrigerator and its ducting assembly - Google Patents
A kind of wind cooling refrigerator and its ducting assembly Download PDFInfo
- Publication number
- CN208567264U CN208567264U CN201821085332.4U CN201821085332U CN208567264U CN 208567264 U CN208567264 U CN 208567264U CN 201821085332 U CN201821085332 U CN 201821085332U CN 208567264 U CN208567264 U CN 208567264U
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- air duct
- wind
- back cover
- blocking door
- fan
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a kind of wind cooling refrigerator and its ducting assemblies, are related to refrigerator art.The ducting assembly of the utility model includes air duct front shroud, air duct back cover and fan part；Back cover one surface in air duct is installed with blocking mechanism；Blocking mechanism includes wind blocking door and driving motor；Wind blocking door is slidably installed on one surface of air duct back cover；Driving motor is fixed on one surface of wind blocking door；Fixation is installed with guiding rack gear to one opposite side of wind blocking door respectively；One opposed end of wind blocking door is interior respectively to be equipped with the driving gear being meshed with guiding rack gear；The fixation of one driving gear is installed on the output shaft of driving motor.The utility model changes the size of wind inlet of fan by setting blocking mechanism, reduces heat by thermal convection and enters box house, to reduce temperature rise when freezing chamber defrost, improves the fresh-keeping effect of refrigerator, market popularization value with higher.
Description
Technical field
The utility model belongs to refrigerator art, more particularly to a kind of wind cooling refrigerator and its ducting assembly.
Background technique
Wind cooling refrigerator, using fan forced convection, indoor hot-air and evaporator carry out heat exchange between making, by water in cabinet
On an evaporator, therefore for a long time after refrigeration, wind cooling refrigerator needs to carry out defrost to guarantee refrigerating efficiency, usually to segregation junction
Judged according to runing time, temperature sensor etc., using defrosting heater heating evaporation device, reaches a certain temperature backed off after random
Defrost.
The defrosting heater of existing wind cooling refrigerator is typically mounted at base of evaporator, and when heating, heat is by evaporator chamber
To freezing chamber transmitting, there are mainly two ways: (1) heat transfer, is transmitted by freezing air duct to freezing compartment；(2) thermal convection, by
Rise in hot gas, it is easy to which the wind inlet of fan by freezing air duct enters inside freezing chamber, to make the temperature of freezing chamber
Go up, rising again for air duct top air outlet is freezed during actual test and often has ten degree or more, not to freezing chamber food storing
Benefit.Therefore, need to study a kind of wind cooling refrigerator and its ducting assembly, in order to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of wind cooling refrigerator and its ducting assemblies, are changed by setting blocking mechanism
The size for becoming wind inlet of fan, reduces heat by thermal convection and enters box house, thus when reducing freezing chamber defrost
Temperature rise improves the fresh-keeping effect of refrigerator, and the freezer temperature for solving existing deep freezer gos up excessively high and eats to freezing chamber
Product store unfavorable problem.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions:
The utility model is a kind of ducting assembly of wind cooling refrigerator, including air duct front shroud, air duct back cover and fan part；
The air duct front shroud and air duct back cover are interlocked assembly；An air duct chamber is formed between the air duct front shroud and air duct back cover；
It is intracavitary that the fan part is installed in air duct；One surface of air duct back cover is provided with a wind inlet of fan；The air duct back cover
One surface is simultaneously installed with a blocking mechanism positioned at wind inlet of fan side；The blocking mechanism includes wind blocking door and driving motor；
The wind blocking door is slidably installed on one surface of air duct back cover；The driving motor is fixed on one surface of wind blocking door；It is described to keep out the wind
Fixation is installed with a guiding rack gear to one opposite side of door respectively；One opposed end of wind blocking door is interior respectively to be equipped with one and guiding rack gear
The driving gear being meshed；The one driving gear fixation is installed on the output shaft of driving motor.
Further, one surface of air duct front shroud, which is arranged side by side, freezing air outlet；One surface of air duct back cover
Being arranged side by side has return air inlet.
Further, one surface of wind blocking door is provided with an insulating layer.
A kind of wind cooling refrigerator, including cabinet, refrigeration system, defrosting heater, controller and ducting assembly, in the cabinet
There is case courage；The refrigeration system includes compressor, condenser, capillary and evaporator；One is equipped in the evaporator for examining
Survey the evaporator temperature sensor of evaporator temperature；The defrosting heater is for carrying out heating defrost to evaporator.
A kind of control method of wind cooling refrigerator, includes the following steps:
During the normal refrigerating operaton of S001, wind cooling refrigerator, the measured temperature and wind of evaporator temperature sensor are utilized
Cold refrigerator runing time judges whether evaporator has defrost demand；
If S002, evaporator need defrost, the wind blocking door for controlling blocking mechanism closes wind inlet of fan；
S003, after wind inlet of fan completely closes, stop compressor and fan part work, open defrosting heater,
Start defrost；
During S004, defrost, when evaporator temperature sensor temperature is greater than T, T generally chooses 2-10 DEG C, stops defrost
Heater work, into the time t that drips, general t chooses 2-10min；
S005, compressor pre-cooling is opened, control blocking mechanism opens wind inlet of fan after 1-5min, opens fan portion
Part continues normal refrigeration.
The utility model has the following beneficial effects:
Insulating layer is arranged on wind blocking door by designing blocking mechanism in wind inlet of fan in the utility model, when defrost, control
Wind blocking door is closed, and can be substantially reduced heat by thermal convection and be entered box house, so that temperature rise when reducing freezing chamber defrost, mentions
Rise fridge freshness retaining effect；The utility model structure designs advantages of simple, and the blocking mechanism of selection is to move in a plane, right
The working efficiency of refrigerator air duct has little effect, and installs on refrigerator air duct very applicable, and conventional air door is avoided to increase air duct
Thickness and the service performance for influencing refrigerator, market popularization value with higher.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the ducting assembly of the utility model；
Fig. 2 is the logical flow chart of the control method of the wind cooling refrigerator of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows:
The air duct 1- front shroud, the air duct 2- back cover, 3- fan part, 4- blocking mechanism, the air duct 101- chamber, 102- freeze outlet air
Mouthful, 201- wind inlet of fan, 202- return air inlet, 401- wind blocking door, 402- driving motor, 403- guiding rack gear.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Refering to Figure 1, the utility model is a kind of ducting assembly of wind cooling refrigerator, including air duct front shroud 1, air duct
Back cover 2 and fan part 3；Air duct front shroud 1 and air duct back cover 2 are interlocked assembly；Front shroud 1 one surface in air duct, which is arranged side by side, to be had
Freeze air outlet 102；Back cover 2 one surface in air duct, which is arranged side by side, return air inlet 202；Shape between air duct front shroud 1 and air duct back cover 2
At an air duct chamber 101；Fan part 3 is installed in air duct chamber 101；Back cover 2 one surface in air duct is provided with a wind inlet of fan
201；Back cover 2 one surface in air duct is simultaneously installed with a blocking mechanism 4 positioned at 201 side of wind inlet of fan；Blocking mechanism 4 includes keeping out the wind
Door 401 and driving motor 402；401 1 surface of wind blocking door is provided with an insulating layer；Insulating layer uses polyurethane foam board, improves
Thermal insulation effect；Wind blocking door 401 is slidably installed on 2 one surface of air duct back cover；Driving motor 402 is fixed on 401 1 table of wind blocking door
On face；Fixation is installed with a guiding rack gear 403 to 401 1 opposite side of wind blocking door respectively；401 1 opposed end of wind blocking door is interior respectively to be set
There is a driving gear being meshed with guiding rack gear 403；The fixed output shaft being installed in driving motor 402 of one driving gear
On.
A kind of wind cooling refrigerator, including cabinet, refrigeration system, defrosting heater, controller and ducting assembly have case in cabinet
Gallbladder；Refrigeration system includes compressor, condenser, capillary and evaporator；One is equipped in evaporator for detecting evaporator temperature
Evaporator temperature sensor；Defrosting heater is for carrying out heating defrost to evaporator.
A kind of control method of wind cooling refrigerator, includes the following steps:
During the normal refrigerating operaton of S001, wind cooling refrigerator, the measured temperature and wind of evaporator temperature sensor are utilized
Cold refrigerator runing time judges whether evaporator has defrost demand；
If S002, evaporator need defrost, the wind blocking door 401 of control blocking mechanism 4 closes wind inlet of fan 201；
S003, after wind inlet of fan 201 completely closes, stop compressor and fan part 3 and work, open defrost heating
Device starts defrost；
During S004, defrost, when evaporator temperature sensor temperature is greater than T, T generally chooses 2-10 DEG C, stops defrost
Heater work, into the time t that drips, general t chooses 2-10min；
S005, compressor pre-cooling is opened, control blocking mechanism 4 opens wind inlet of fan 201 after 1-5min, opens fan
Component 3 continues normal refrigeration.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (4)
1. a kind of ducting assembly of wind cooling refrigerator, including air duct front shroud (1), air duct back cover (2) and fan part (3)；It is described
Air duct front shroud (1) and air duct back cover (2) are interlocked assembly；One is formed between the air duct front shroud (1) and air duct back cover (2)
Air duct chamber (101)；The fan part (3) is installed in air duct chamber (101)；It is characterized by:
(2) one surface of air duct back cover is provided with a wind inlet of fan (201)；
(2) one surface of air duct back cover is simultaneously installed with a blocking mechanism (4) positioned at wind inlet of fan (201) side；
Wherein, the blocking mechanism (4) includes wind blocking door (401) and driving motor (402)；Wind blocking door (401) the sliding dress
It is located at (2) one surface of air duct back cover；The driving motor (402) is fixed on (401) one surface of wind blocking door；The wind blocking door
Fixation is installed with a guiding rack gear (403) respectively for (401) one opposite sides；(401) one opposed end of wind blocking door is interior respectively to be set
There is a driving gear being meshed with guiding rack gear (403)；The one driving gear fixation is installed in driving motor (402)
On output shaft.
2. a kind of ducting assembly of wind cooling refrigerator according to claim 1, which is characterized in that the air duct front shroud (1)
One surface, which is arranged side by side, freezing air outlet (102)；(2) one surface of air duct back cover, which is arranged side by side, return air inlet (202).
3. a kind of ducting assembly of wind cooling refrigerator according to claim 1, which is characterized in that the wind blocking door (401) one
Surface is provided with an insulating layer.
4. a kind of wind cooling refrigerator, including cabinet, refrigeration system, defrosting heater and controller, there is case courage in the cabinet；It is described
Refrigeration system includes compressor, condenser, capillary and evaporator；One is equipped in the evaporator for detecting evaporator temperature
Evaporator temperature sensor；The defrosting heater is for carrying out heating defrost to evaporator；It is characterized by also including wind
Road component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821085332.4U CN208567264U (en) | 2018-07-10 | 2018-07-10 | A kind of wind cooling refrigerator and its ducting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821085332.4U CN208567264U (en) | 2018-07-10 | 2018-07-10 | A kind of wind cooling refrigerator and its ducting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208567264U true CN208567264U (en) | 2019-03-01 |
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ID=65492347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821085332.4U Active CN208567264U (en) | 2018-07-10 | 2018-07-10 | A kind of wind cooling refrigerator and its ducting assembly |
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|---|---|
| CN (1) | CN208567264U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626952A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of wind cooling refrigerator and its ducting assembly and control method |
-
2018
- 2018-07-10 CN CN201821085332.4U patent/CN208567264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626952A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of wind cooling refrigerator and its ducting assembly and control method |
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