CN107314604A - The air circulating system and wind cooling refrigerator of a kind of wind cooling refrigerator - Google Patents
The air circulating system and wind cooling refrigerator of a kind of wind cooling refrigerator Download PDFInfo
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- CN107314604A CN107314604A CN201710432946.9A CN201710432946A CN107314604A CN 107314604 A CN107314604 A CN 107314604A CN 201710432946 A CN201710432946 A CN 201710432946A CN 107314604 A CN107314604 A CN 107314604A
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- air
- evaporator
- wind
- air inlet
- cooling refrigerator
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a kind of air circulating system of wind cooling refrigerator and wind cooling refrigerator, it is related to refrigerator art, is invented to solve the problem of return air of air return system of existing wind cooling refrigerator is less efficient.The invention provides a kind of air circulating system of wind cooling refrigerator, including interconnected air channel and evaporator storehouse, blower fan is provided with the air channel, evaporator is provided with the evaporator storehouse, the width of evaporator flow direction of wind along along evaporator storehouse is gradually reduced, and the width in the evaporator storehouse is adapted with the width of the evaporator.The present invention can be used for refrigerator.
Description
Technical field
The present invention relates to the air circulating system and wind cooling refrigerator of refrigerator art, more particularly to a kind of wind cooling refrigerator.
Background technology
With the popularization and application of wind cooling refrigerator, its noise problem is increasingly protruded, especially air channel noise problem.And in shadow
In the factor for the air channel noise for ringing wind cooling refrigerator, in addition to blower volute structure, main or blower fan rotating speed, turn of blower fan
Speed is lower, then the noise in air channel is also just smaller, and vice versa.However, reducing making an uproar for air channel by reducing the rotating speed of blower fan
Sound, can cause the air output in air channel reduces, in order to not influence the air output in air channel, and this is accomplished by the air-out efficiency for improving air channel
(timing of rotation speed of fan one, air-out efficiency is higher, and air output is bigger), so in the timing of air channel air output one, it is possible to reduce
The rotating speed of blower fan, so as to reduce the noise in air channel.Therefore, reduced by improving the air-out efficiency in air channel the rotating speed of blower fan just into
To solve noise most effective method in air channel in industry.Improving the mode of the air-out efficiency in air channel has a lot, except passing through
Optimize outside air-out efficiency of the air-duct spiral case structure reduction duct resistance to improve air channel, can also be by improving air return system
(air return system is located at before tunnel inlet, and is connected with air channel, and air return system herein refers to evaporator storehouse and evaporator)
Return air efficiency improve the air-out efficiency in air channel.Wherein, the setting side between the profile and evaporator and blower fan of evaporator
Formula is to improve the key of air return system return air efficiency.
The structure of evaporator and blower fan in traditional wind cooling refrigerator, as depicted in figs. 1 and 2, evaporator 01 are rectangle, blower fan
02 is arranged on the top of evaporator 01, and blower fan 02 and evaporator 01 are respectively positioned in the circulation air path of wind cooling refrigerator, and blower fan 02 works
When the suction that produces wind is pumped into evaporator 01, after the heat exchange of evaporator 01, flowed out into by the upper surface of evaporator 01
Into blower fan 02.In this configuration, because the width of evaporator 01 is much larger than the width of blower fan 02, wind goes out from evaporator 01
It is more dispersed after the outflow of wind side, and because the suction of blower fan 02 is applied on the gas in larger region, so make 02 pair of blower fan
The extraction efficiency of wind is low, so that the suction air volume of blower fan 02 is relatively low, and then reduces the return air efficiency of air return system.
The structure of the problem of in order to solve above-mentioned, the in the prior art evaporator there is provided a kind of wind cooling refrigerator and blower fan,
As shown in figure 3, being exactly on the basis of structure shown in Fig. 2, in outlet air surface upper cover one collecting cover 03, afflux of evaporator 01
The width of the outlet of cover 03 is adapted with the width of blower fan 02.
However, the structure of this evaporator of the prior art and blower fan, although collecting cover 03 can assemble evaporator 01
Air-out extract in order to blower fan 02, still, evaporator 01 and the distance between blower fan 02 are typically not too large, and (distance is compared
The wind that blower fan 02 is extracted into if big is just fewer), between evaporator 01 and blower fan 02 in limited distance, to make collecting cover 03
The width of width and blower fan 02 of outlet be adapted, then the speed that collecting cover 03 reduces on width be than it is larger (i.e.
The Amplitude Ratio that the ventilating surface of collecting cover 03 reduces is larger), then wind enters collecting cover after the outlet air surface outflow of evaporator 01
In 03, ventilating surface diminishes suddenly can cause the loss of blast and wind speed, and the reduction of wind speed and pressure can cause the return air of air return system
Efficiency is reduced.The return air efficiency reduction of air return system can not only cause the reduction of the air-out efficiency in air channel, be unfavorable for reducing air channel
Noise, and can make to reduce by the air quantity of evaporator 01, be unfavorable for the raising of the heat exchange efficiency of evaporator 01；In addition,
Increase a collecting cover 03 between blower fan 02 and evaporator 01, manufacturing cost can be increased.
The content of the invention
Embodiments of the invention provide a kind of air circulating system and wind cooling refrigerator of wind cooling refrigerator, it is possible to increase air return system
Return air efficiency, and then the air-out efficiency in air channel can be improved.
To reach above-mentioned purpose, The embodiment provides a kind of air circulating system of wind cooling refrigerator, including it is mutual
It is provided with the air channel and evaporator storehouse of connection, the air channel in blower fan, the evaporator storehouse and is provided with evaporator, the evaporator
Width flow direction of wind along along evaporator storehouse is gradually reduced, and the width phase of the width and the evaporator in the evaporator storehouse
Adapt to.
The air circulating system of wind cooling refrigerator provided in an embodiment of the present invention, due to evaporator width along along evaporator storehouse wind
Flow direction be gradually reduced, such evaporator air mover area is gradually reduced, rather than reduces suddenly, so in blower fan
During work, it is possible to avoid the loss of the blast and wind speed caused by draught area diminishes suddenly, be conducive to improving evaporator
Air quantity out, so as to improve the return air efficiency of air return system.The raising of the return air efficiency of air return system, can not only be carried
The air-out efficiency in high air channel, advantageously reduces the noise in air channel, and also advantageously improves the heat exchange efficiency of evaporator；Meanwhile,
This structure of evaporator can play afflux effect to wind, so can not only save the expense of collecting cover, advantageously reduce
The manufacturing cost of wind cooling refrigerator；Because the width in evaporator storehouse and the width of evaporator are adapted, it can so eliminate or greatly
Big reduce produces gap between evaporator and evaporator storehouse, it is to avoid gap of the wind between evaporator and evaporator storehouse, which flows away, is led
The reduction of the heat exchange efficiency of induced evaporation device.
On the other hand, the embodiment of the present invention additionally provides a kind of wind cooling refrigerator, including the wind described in above-described embodiment is followed
Loop system.
Due to air-cooled in the air circulating system and above-described embodiment that are used in wind cooling refrigerator in embodiments of the present invention
The air circulating system of refrigerator is identical, therefore the two can solve the problem that identical technical problem, and reaches identical Expected Results.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the side view of blower fan and evaporation structure in traditional wind cooling refrigerator；
Fig. 2 is the front view of blower fan and evaporation structure in traditional wind cooling refrigerator；
Fig. 3 is the schematic diagram of blower fan and evaporation structure in a kind of wind cooling refrigerator of the prior art；
Fig. 4 is the evaporator and the structural representation of blower fan in the air circulating system of wind cooling refrigerator of the embodiment of the present invention；
Fig. 5 is the schematic shapes of evaporator in the embodiment of the present invention；
Fig. 6 is another schematic shapes of evaporator in the embodiment of the present invention；
Fig. 7 is structural representation (the first return air inlet and second of the air circulating system of wind cooling refrigerator in the embodiment of the present invention
Return air inlet sets the both sides of evaporator storehouse in the width direction；Dotted line frame is the profile of outcase of refrigerator)；
Fig. 8 is structural representation (the first return air inlet and second of the air circulating system of wind cooling refrigerator in the embodiment of the present invention
Return air inlet sets the both sides of evaporator storehouse through-thickness)；
The A-A sectional views that Fig. 9 is Fig. 7 (dotted line frame is the profile of outcase of refrigerator)；
Figure 10 is Fig. 9 partial enlarged drawing；
Figure 11 is the three dimensional structure diagram of the air circulating system of wind cooling refrigerator in the embodiment of the present invention；
Figure 12 is the assembling structure explosive view of the air circulating system of wind cooling refrigerator in the embodiment of the present invention；
Figure 13 is the assembling structure explosive view of air duct cover board in the embodiment of the present invention；
Figure 14 is the structural representation of air channel back shroud in the embodiment of the present invention；
Figure 15 is the B-B sectional views of air channel back shroud in Figure 14；
Figure 16 is the front view of air-ducting ring in the embodiment of the present invention；
Figure 17 is Figure 16 C-C sectional views；
Figure 18 is the B-B cross section views (loading onto after blower fan) of Figure 14 air channel back shroud；
Figure 19 is the simulation of wind cloud atlas of blower fan；
Figure 20 air-ducting rings and another attachment structure schematic diagram of air channel back shroud (both are integrally formed).
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Term " first ", " second " be only used for describe purpose, and it is not intended that indicate or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " be meant that two or
Two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It is right
For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Fig. 4 and Fig. 9, the embodiments of the invention provide a kind of air circulating system of wind cooling refrigerator, including it is interconnected
Air channel 1 and evaporator storehouse 2, be provided with blower fan 3, evaporator storehouse 2 in air channel 1 and be provided with evaporator 4, the width of evaporator 4 is along steaming
The flow direction (X-direction shown in Fig. 4) of wind is gradually reduced in hair device storehouse 2, and the width and evaporator 4 in evaporator storehouse 2
Width is adapted.
Wherein, the width of the width evaporator 4 in evaporator storehouse 2 refers to evaporator storehouse 2, evaporator 4 along perpendicular to evaporation
Size in device storehouse 2 on the direction (Y-direction i.e. shown in Fig. 4) of the flow direction of wind；The width in evaporator storehouse 2 and evaporator 4
Width be adapted and refer to that the flow direction of the width in evaporator storehouse 2 along its internal wind is also diminishing, and vertical
Each section (such as section R-R, S-S, T-T in Fig. 4) in the flow direction of wind in evaporator storehouse 2 is interior, evaporator storehouse 2
The difference of the width of width and evaporator 4 is equal or close.
The air circulating system of wind cooling refrigerator provided in an embodiment of the present invention, because the width of evaporator 4 is along along evaporator storehouse 2
The flow direction of wind is gradually reduced, and such draught area of evaporator 4 is gradually reduced, rather than reduce suddenly, so exist
When blower fan 3 works, it is possible to avoid the loss of the blast and wind speed caused by draught area diminishes suddenly, be conducive to improving and steam
The air quantity that device 4 comes out is sent out, so as to improve the return air efficiency of air return system.The raising of the return air efficiency of air return system, not only
The air-out efficiency in air channel 1 can be improved, the noise in air channel 1 is advantageously reduced, and also advantageously improves the heat exchange effect of evaporator 4
Rate；Meanwhile, this structure of evaporator 4 can play afflux effect to wind, so can not only save the expense of collecting cover, have
Beneficial to the manufacturing cost of reduction wind cooling refrigerator；, so can be with because the width of width and the evaporator 4 in evaporator storehouse 2 is adapted
Eliminate or greatly reduce and produce gap between evaporator 4 and evaporator storehouse 2, it is to avoid wind is between evaporator 4 and evaporator storehouse 2
Gap flow away caused by evaporator 4 heat exchange efficiency reduction.
Wherein, the position relationship of blower fan 3 and evaporator 4 is not unique, such as blower fan 3 can be located at the inlet air of evaporator 4
Side, when blower fan 3 is started working, blower fan 3 sends into wind the inlet air side of evaporator 4.
In addition, as shown in figure 4, blower fan 3 can also be located at the air side of evaporator 4.Compared to the inlet air positioned at evaporator 4
Side, when blower fan 3 is located at the air side of evaporator 4, blower fan 3 is that the wind of the air side of evaporator 4 is extracted, then in this place
Form negative pressure, the wind of the inlet air side of evaporator 4 can fill negative pressure region, this mode make by the wind of evaporator 4 can evenly,
So as to be conducive to improve evaporator 4 heat exchange efficiency (blower fan 3 be located at 4 inlet air side of evaporator when, the wind that blower fan 3 is thrown away is not easy
Evenly into evaporator 4).
Referring to Fig. 4, when blower fan 3 is located at the air side of evaporator 4, due to evaporator 4 width along along evaporator storehouse 2 wind
Flow direction be gradually reduced, there is low speed close to two jiaos of air side in evaporator 4 when can so to avoid evaporator 4 be rectangle
Vortex (R, S region i.e. shown in Fig. 2, this region blast are low, and wind speed is small), makes wind more uniformly by whole evaporator 4,
So as to avoid the waste of the cold of evaporator 4；Meanwhile, evaporator 4 wind is played afflux effect, can avoid it is distinguished and admirable go out evaporation
Excessively disperse after device 4, be conducive to extraction of the blower fan 4 to wind, be conducive to improving the air output of blower fan, so as to improve blower fan 3
Air-out efficiency, and then the air-out efficiency in air channel can be improved.
Referring to Fig. 4, the width of the air side of evaporator 4 is n, a diameter of d of blower fan 3.Wherein, n value is unsuitable excessive,
It is unsuitable too small.If n values are excessive, then evaporator 4 will weaken to the catchment effect of wind, wind is relative when flowing out evaporator 4
It is just more dispersed, so as to be unfavorable for being sucked by blower fan 3, and then it is unfavorable for the return air efficiency of air return system and significantly improves；If n
Value is too small, then the area of the air side of evaporator 4 is just relatively small, easily stream of the influence wind in the air side of evaporator 4
Output, the return air efficiency for being equally also unfavorable for air return system is significantly improved.In order to more efficiently improve returning for air return system
Wind efficiency, n and d is met：D ＜ n ＜ 1.2d.So preferably improve catchment effect of the evaporator 4 to wind, it is to avoid evaporator 4
The wind of air side outflow excessively disperses, and is conducive to improving the air quantity that blower fan 3 is sucked, so as to improve the return air effect of air return system
Rate, and then the air-out efficiency in air channel 1 can be improved.
The profile of evaporator 4 is not also unique, such as evaporator 4 can be the shape shown in Fig. 6, the left and right sides of evaporator 4
For arc-shaped side.In addition, as shown in figure 5, evaporator 4 can also be the air side that trapezoidal, trapezoidal upper bottom is evaporator 4.Compare
Shape shown in Fig. 6, evaporator 4 for it is trapezoidal when, the side plate 41 of its both sides is straight, rather than arcuation, so makes side plate 41
Manufacture is more prone to, and advantageously reduces the manufacturing cost of evaporator 4.
The type of evaporator 4 is not also unique, such as evaporator 4 can be plate-type evaporator, in addition, evaporator 4 can also
For Fin and tube evaporator.Compared to plate-type evaporator, Fin and tube evaporator is relatively large to the rate of temperature fall of wind, Fin and tube evaporator
With the heat exchange uniformity of wind more preferably, therefore, when evaporator 4 is Fin and tube evaporator and wind heat exchange efficiency it is more preferable.
In the air circulating system of wind cooling refrigerator provided in an embodiment of the present invention, evaporator storehouse 2 offers the first return air inlet 11
With the second return air inlet 12, wherein, the first return air inlet 11 and the second return air inlet 12 to open up position not unique, such as, such as Fig. 8 institutes
Show, the first return air inlet 11 and the second return air inlet 12 can be opened in through-thickness (the i.e. X side in Fig. 8 of evaporator storehouse 2 respectively
To) two ends.In addition, as shown in figures 7 and 9, the first return air inlet 11 and the second return air inlet 12 can also be opened in evaporation respectively
The two ends in device storehouse 2 (i.e. Y-direction in Fig. 7) in the width direction.Compared to two return air inlets are opened in evaporator storehouse 2 along thickness respectively
The scheme at the two ends in direction, evaporator storehouse 2 is opened in the width direction in the first return air inlet 11 and the second return air inlet 12 respectively
In the scheme at two ends, because the width in evaporator storehouse 2 is significantly larger than thickness, the distance between two such return air inlet is just relatively
Far, then be not easy to liquidate from the return air of two return air inlet blowouts, it is possible to avoid two strands of return air from losing blast and wind when liquidating
Speed, improves the air quantity by evaporator 4, so as to further improve the return air efficiency of air return system, and then can enter one
Step improves the air-out efficiency in air channel 1.
Further, the direction of the first return air inlet 11 and the second return air inlet 12 is not also unique, such as the He of the first return air inlet 11
The direction of second return air inlet 12 can be horizontally disposed with.In addition, as shown in fig. 7, the first return air inlet 11 and the second return air inlet 12 are leaned on
One end inside nearly evaporator storehouse 2 can also be inclined upwardly the return air inlet of setting, i.e., two towards oblique upper setting.Compared to two
The direction of return air inlet is horizontally disposed with, and two return air inlets are set towards oblique upper, advantageously in distinguished and admirable into evaporator 4,
Blast caused by shift of wind, the loss of wind speed can be avoided, is conducive to improving the air quantity entered in evaporator 4, so as to
The return air efficiency of air return system is improved, and then the air-out efficiency in air channel 1 can be improved.
In the air circulating system of wind cooling refrigerator provided in an embodiment of the present invention, the first return air inlet 11 and the second return air inlet 12 can
It is connected with compartment corresponding with wind cooling refrigerator respectively, i.e. the first return air inlet 11 is connected with a compartment of wind cooling refrigerator, the
Two return air inlets 12 are connected with another compartment of wind cooling refrigerator.In order to meet the demand that user places different foods, present wind
The number that cold refrigerator has the compartment of different warm areas is increasing, typically all three compartments, and two return air inlets may only be met
The return air of two compartments, in order to meet the return air demand with three compartment wind cooling refrigerators, as shown in figures 7 and 9, this hair
The air circulating system for the wind cooling refrigerator that bright embodiment is provided also includes the 3rd return air inlet 13, and the 3rd return air inlet 13 is opened in evaporator
The lower end in storehouse 2, and the 3rd air-supply upwards of return air inlet 13.Wherein, the 3rd return air inlet 13 upwards can blow straight up by air-supply,
Can tilt upward air-supply.Due to the air-supply upwards of the 3rd return air inlet 13, it can thus avoid and the first return air inlet 11 and the
Two return air inlets 12 send out wind liquidate caused by blast and wind speed loss, be conducive to improve enter evaporator 4 in air quantity,
So as to improve the return air efficiency of air return system, and then the air-out efficiency in air channel 1 can be improved.It is provided in an embodiment of the present invention
The air circulating system of wind cooling refrigerator sets the 3rd return air inlet 13 on the basis of the first return air inlet 11, the second return air inlet 12, so
The return air demand with three compartment wind cooling refrigerators can be met.
Referring to Fig. 7, Fig. 9 and Figure 12, wind cooling refrigerator includes the refrigerating chamber 5, temperature-changing chamber 6 and freezing being from top to bottom sequentially arranged
Room 7, evaporator storehouse 2 is located at the rear portion of refrigerating chamber 7, and the wind that blower fan 3 is produced respectively enters three compartments, then indoor between three
Wind is entered in evaporator storehouse 2 by the first return air inlet 11, the second return air inlet 12 and the 3rd return air inlet 13, is followed so as to complete wind
Ring.Because refrigerating chamber 5, temperature-changing chamber 6 are above, therefore, as is illustrated by figs. 11 and 12, connected between refrigerating chamber 5 and air outlet g
There is refrigeration ajutage c, alternating temperature ajutage d is connected between temperature-changing chamber 6 and air outlet g, the wind that blower fan 3 is produced can be directly by cold
Freeze room air outlet to blow to refrigerating chamber 7.
Wherein, the annexation of three compartments and three return air inlets of wind cooling refrigerator is not unique, such as can be by following
Mode is connected：First return air inlet 11 is used to connect with refrigerating chamber 7, and the second return air inlet 12 is used to connect with refrigerating chamber 5, the 3rd return air
Mouth 13 is used to connect with temperature-changing chamber 6.
In addition, three compartments of wind cooling refrigerator can also be connected in the following manner with three return air inlets：Such as Fig. 7 and Fig. 9 institutes
Show, the first return air inlet 11 is used to connect with refrigerating chamber 5, the second return air inlet 12 is used to connect with temperature-changing chamber 6, and the 3rd return air inlet 13 is used
Connected in refrigerating chamber 7.Wherein, the first return air inlet 11 is connected with refrigerating chamber 5 by refrigerating backwind tube a, the second return air inlet 12 with
Temperature-changing chamber 6 is connected by alternating temperature backwind tube b, and the first return air inlet 11 and the second return air inlet 12 make to open up value relative with evaporator storehouse 2
On the inner bag of refrigerating chamber 7 answered.Compared to the connected mode described in the former, in the connected mode shown in Fig. 7 and Fig. 9, due to freezing
Room 7 is the foot positioned at wind cooling refrigerator, and the 3rd return air inlet 13 is used to connect with refrigerating chamber 7, is so conducive to shortening refrigerating chamber 7
Return air path, so as to reduce energy loss of the wind during return air, and then be conducive to improving the return air effect of refrigerating chamber 7
Rate.
Referring to Figure 12, Figure 13 and Figure 14, air channel 1 includes air channel front shroud 14 and air channel back shroud 15, air channel back shroud 15
On be further opened with air inlet 151, evaporator storehouse 2 is formed at side of the air channel back shroud 15 away from air channel front shroud 14, air inlet
151 are located at the top in evaporator storehouse 2, and blower fan 3, which is located at the inner side of air inlet 151, air inlet 151, is connected with air-ducting ring 16, wind-guiding
The wind that circle 16 is used to flow out in evaporator storehouse 2 is oriented in air inlet 151.
Wherein, air outlet can be opened on the upper surface of air channel back shroud 15；Air channel front shroud 14 and the inner bag of refrigerating chamber 7
Between gap formed the 3rd return air inlet 13；As shown in Figure 10, air channel back shroud 15 is connected with the inner bag rear wall of refrigerating chamber 7, wind
Cavity f on road back shroud 15 with and the inner bag rear wall of refrigerating chamber 7 on cavity e sealings dock that (gap portion passes through between the two
Paste sponge strip sealing) form evaporator storehouse 2.
Air-ducting ring 16 and the annexation of air channel back shroud 15 be not unique, such as air-ducting ring 16 can be with air channel back shroud
15 non-dismountable connections, such as shown in figure 20, both are integrally formed.In addition, as shown in figure 18, air-ducting ring 16 can also be with wind
Road back shroud 15 is detachably connected.Because the palm experimental verification stage during wind cooling refrigerator research and development of new product is, it is necessary to wind
The performance of machine 3 is tested, if performance (such as noise) test of blower fan 3 is not up to standard, then have the possibility of replacement blower fan 3,
And the diameter of the air outlet of different size of blower fan 3 also can be different, it is necessary to which the air-ducting ring 16 being adapted equipped with size therewith is (former
Because being：If small blower fan changes big blower fan, the size of air-ducting ring 16 is adapted with the size of small blower fan, changes big blower fan
Air-ducting ring 16 small afterwards can reduce the air intake efficiency of blower fan；If big blower fan changes small blower fan, the size of air-ducting ring 16 is
It is adapted, changes after small blower fan, big air-ducting ring 16 can largely effect on the air draught of small blower fan with the size of big blower fan, so that
Causing the air intake efficiency of blower fan is reduced, therefore air-ducting ring 16 will be also adapted with blower fan size after blower fan replacing), if air-ducting ring
16 with the non-dismountable connection of air channel back shroud 15, then in more ventilating fan, the palm of air channel back shroud 15 needs remake
For testing, manpower and materials and time are so not only wasted, and also need to redesign the palm of air channel back shroud 15, are increased
The expense for the palm for making air channel back shroud 15 is added, so that the R＆D costs of wind cooling refrigerator are significantly increased.Therefore, compared to leading
Solar or lunar halo 16 and the non-dismountable connection of air channel back shroud 15, air-ducting ring 16 is detachably connected with air channel back shroud 15, so in palm
The experimental verification stage only with design one general air channel back shroud 15 palm, then by with different size blower fan be adapted
Air-ducting ring 16, which is detachably connected on the palm of air channel back shroud 15, can complete the experiment to be carried out.So it can not only save
About manpower and materials, it is not necessary to change the palm of air channel back shroud 15, improve the utilization rate of the palm of air channel back shroud 15, shorten
R＆D cycle, while the expense for making palm is also reduced, so as to advantageously reduce the R＆D costs of wind cooling refrigerator.
It should be noted that：Palm refers on the premise of no mold, according to product appearance drawing or structural drawings
That first makes is one or several, for checking the function model of outward appearance or reasonable structure.
Further, the mode that air-ducting ring 16 is detachably connected with air channel back shroud 15 is not also unique, such as air-ducting ring 16
It can be realized and be detachably connected by screw with air channel back shroud 15.In addition, air-ducting ring 16 can also lead to air channel back shroud 15
Interface arrangment clamping is crossed, specifically, as shown in Figure 15, Figure 17 and Figure 18, interface arrangment includes being stretched out shape by air inlet 151
Into the first snap ring 152, be formed with annular groove 1521, air-ducting ring 16 on the first snap ring 152 and be formed with the second snap ring 161, second
It is formed with snap ring 161 in annular convex rib 1611, the first snap ring 152 and the second mutually socket of snap ring 161 make annular groove 1521 and ring
Shape convex tendon 1611 coordinates clamping.The scheme being detachably connected is realized compared to by screw, air-ducting ring 16 is led to air channel back shroud 15
Interface arrangment clamping is crossed, dismounting between the two can be made more to facilitate, so as to shorten both take-down times.
Wherein, the set location of annular groove 1521 and annular convex rib 1611 can also be exchanged mutually, i.e. shape on the first snap ring 152
Into having annular groove 1521 is formed with annular convex rib 1611, the second snap ring 161.This structure can equally realize air-ducting ring 16 and wind
The clamping of road back shroud 15.
Referring to Figure 16 and Figure 17, air-ducting ring 16 includes outer air-ducting ring 162 and interior air-ducting ring 163, and different inlet diameters are led
Solar or lunar halo 16 is that the bending curvature shape in the interior section of air-ducting ring 163 is different, and the diameter of the second snap ring 161 is constant, so in wind
When machine 3 is changed, need to only be connected to the second snap ring 161 can complete different inlet diameter air-ducting rings 16 on air channel back shroud 15
Change.
Further, set location of second snap ring 161 in air-ducting ring 16 be not unique, such as the section of air-ducting ring 16
For arcuate structure, the second snap ring 161 is fixed on the outer ledge of arcuate structure.In addition, the second snap ring 161 can also be by with lower section
Formula is set：As shown in figure 17, the section of air-ducting ring 16 is arcuate structure, and the second snap ring 161 is fixed in the concave surface of arcuate structure.
The Cross section Design of air-ducting ring 16 is arcuate structure, and this is in order to the air intake along the radial direction of air-ducting ring 16 is smoothly imported into air-ducting ring 16
It is interior, in order to which blower fan 3 is sucked.Compared to the outer ledge for being fixed on arcuate structure, the second snap ring 161 is fixed on arcuate structure
Concave surface in, can so avoid the stop of 161 pairs of air intakes along the radial direction of air-ducting ring 16 of the second snap ring, thus be conducive to improve wind
The air quantity that machine 3 is sucked, and then be conducive to improving the air-out efficiency of blower fan 3.
Referring to Figure 18, after assembling, blower fan 3 is in one end end face and air channel back shroud 15 of air inlet 151
Typically have certain gap between surface, and after the start-up operation of blower fan 3, as shown in figure 19, in the radial direction along blower fan 3 and
Region close to air channel back shroud 15 can be naturally formed with area of low pressure, and the wind that area of low pressure can throw out blower fan 3 is produced back
Rotation, the wind of convolution easily flows out from the gap of blower fan 3 and air channel back shroud 15, is so unfavorable for improving the air-out effect of blower fan 3
Rate.In order to solve this problem, as shown in figure 18, the inner surface of air channel back shroud 15 is anti-around being provided with for one week for air inlet 151
Flow back baffle ring 153.By setting anti-return baffle ring 153, anti-return baffle ring 153 can stop to the wind of convolution, so as to
Avoid the wind circled round clearance flow between blower fan 3 is between one end end face of air inlet 151 and the inner surface of air channel back shroud 15
Walk, so as to be conducive to improving the air-out efficiency of blower fan 3.
Wherein, as shown in figure 13, air channel front shroud 14 is provided with three support columns with the medial surface of the corresponding position of blower fan 3
H, the support feet of blower fan 3 is integrally fixed on these three support columns h, and rubber damping is provided between the support feet of blower fan 3 and support column h
I is padded, is transmitted by setting rubber damper i to weaken blower fan 3 significantly to the vibration of air channel front shroud 14.
Referring to Figure 18, thickness of the anti-return baffle ring 153 along the axial direction of blower fan 3 is H, and blower fan 3 is close to one end end of air inlet 151
Spacing between the inner surface of face and air channel back shroud 15 is P.Wherein, H values are unsuitable excessive, also unsuitable too small.If H values
Greatly, then anti-return baffle ring 153 easily stops to the wind that blower fan 3 is radially thrown away, so as to be unfavorable for the air-out efficiency of blower fan 3
Raising；If H values are too small, then the wind of convolution easily bypasses anti-return baffle ring 153 and from blower fan 3 close to air inlet 151
Flowed out in gap between the inner surface of one end end face and air channel back shroud 15.Drawn by emulation and experiment, when H and P is met：
During P ＜ H ＜ P+5mm, anti-return baffle ring 153 effectively can both stop to the wind of convolution, can avoid getting rid of blower fan 3 again
The wind gone out is stopped, so as to be conducive to improving the air-out efficiency of blower fan 3.
On the other hand, the wind that the embodiment of the present invention is additionally provided in a kind of wind cooling refrigerator, including any of the above-described embodiment is followed
Loop system.
Due in the air circulating system used in wind cooling refrigerator in embodiments of the present invention and any of the above-described embodiment
The air circulating system of wind cooling refrigerator is identical, therefore the two can solve the problem that identical technical problem, and reaches identical Expected Results.
Other compositions of wind cooling refrigerator on the embodiment of the present invention etc. have been well known to those skilled in the art, no longer detailed herein
Explanation.
More than, it is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be covered
Within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (14)
1. it is provided with wind in a kind of air circulating system of wind cooling refrigerator, including interconnected air channel and evaporator storehouse, the air channel
Evaporator is provided with machine, the evaporator storehouse, it is characterised in that the flowing side of the width of evaporator wind along along evaporator storehouse
To being gradually reduced, and the width in the evaporator storehouse is adapted with the width of the evaporator.
2. the air circulating system of wind cooling refrigerator according to claim 1, it is characterised in that the blower fan is located at the evaporation
The air side of device, the width of the air side of the evaporator is n, a diameter of d of the blower fan, is met：D ＜ n ＜ 1.2d.
3. the air circulating system of wind cooling refrigerator according to claim 2, it is characterised in that the evaporator is trapezoidal, institute
State the air side that trapezoidal upper bottom is the evaporator.
4. the air circulating system of wind cooling refrigerator according to claim 1, it is characterised in that the evaporator steams for fin-tube type
Send out device.
5. according to the air circulating system of wind cooling refrigerator according to any one of claims 1 to 4, it is characterised in that the evaporation
Device storehouse offers the first return air inlet and the second return air inlet, and first return air inlet and the second return air inlet are opened in the evaporation respectively
The two ends of device storehouse in the width direction.
6. the air circulating system of wind cooling refrigerator according to claim 5, it is characterised in that first return air inlet and second
The one end of return air inlet inside the evaporator storehouse is inclined upwardly.
7. the air circulating system of wind cooling refrigerator according to claim 5, it is characterised in that also including the 3rd return air inlet, institute
The lower end that the 3rd return air inlet is opened in the evaporator storehouse is stated, and the 3rd return air inlet is blown upwards.
8. the air circulating system of wind cooling refrigerator according to claim 7, it is characterised in that first return air inlet be used for
Refrigerating chamber is connected, and second return air inlet is connected with temperature-changing chamber, and the 3rd return air inlet is connected with refrigerating chamber.
9. according to the air circulating system of wind cooling refrigerator according to any one of claims 1 to 4, it is characterised in that the air channel
Including air channel front shroud and air channel back shroud, air inlet is offered on the air channel back shroud, the evaporator storehouse is formed at institute
Side of the air channel back shroud away from the air channel front shroud is stated, the air inlet is located at the top in the evaporator storehouse, the wind
Machine is located on the inside of the air inlet, and the air inlet is removably connected with air-ducting ring, and the air-ducting ring is used for evaporator storehouse
The wind of outflow is oriented in the air inlet.
10. the air circulating system of wind cooling refrigerator according to claim 9, it is characterised in that the air channel back shroud it is interior
Surface is provided with anti-return baffle ring in one week around the air inlet.
11. the air circulating system of wind cooling refrigerator according to claim 10, it is characterised in that the anti-return baffle ring is along institute
The thickness for stating blower fan axial direction is H, and the blower fan is close to one end end face of the air inlet and the inner surface of the air channel back shroud
Between spacing be P, meet：P ＜ H ＜ P+5mm.
12. the air circulating system of wind cooling refrigerator according to claim 9, it is characterised in that the air-ducting ring with it is described enter
The first snap ring that air port is formed by interface arrangment clamping, the interface arrangment including being stretched out by the air inlet, it is described
It is formed with first snap ring in one in annular groove and annular convex rib, the air-ducting ring and is formed with the second snap ring, second card
Another in annular groove and annular convex rib is formed with ring, first snap ring and second snap ring are mutually socketed, made described
Annular groove coordinates clamping with the annular convex rib.
13. the air circulating system of wind cooling refrigerator according to claim 12, it is characterised in that the section of the air-ducting ring is
Arcuate structure, second snap ring is fixed in the concave surface of the arcuate structure.
14. a kind of wind cooling refrigerator, it is characterised in that including the air circulating system any one of claim 1~13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710432946.9A CN107314604B (en) | 2017-06-09 | 2017-06-09 | Air circulation system of air-cooled refrigerator and air-cooled refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710432946.9A CN107314604B (en) | 2017-06-09 | 2017-06-09 | Air circulation system of air-cooled refrigerator and air-cooled refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107314604A true CN107314604A (en) | 2017-11-03 |
| CN107314604B CN107314604B (en) | 2020-03-31 |
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ID=60182287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710432946.9A Active CN107314604B (en) | 2017-06-09 | 2017-06-09 | Air circulation system of air-cooled refrigerator and air-cooled refrigerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592482A (en) * | 2018-05-17 | 2018-09-28 | 中山市维诺电器有限公司 | A kind of wine cabinet or refrigerator in three greenhouse of single evaporator |
| CN114061209A (en) * | 2021-09-28 | 2022-02-18 | 安徽康佳同创电器有限公司 | Fan fixed knot of refrigerator constructs |
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|---|---|---|---|---|
| US4704874A (en) * | 1986-09-09 | 1987-11-10 | General Electric Company | Household refrigerator air flow system |
| JPH06185892A (en) * | 1992-12-14 | 1994-07-08 | Hitachi Ltd | Evaporator and air cooling method using evaporator |
| CN106440629A (en) * | 2016-12-03 | 2017-02-22 | 广东奥马冰箱有限公司 | Multilevel air way air outlet system of refrigerator |
| CN206755689U (en) * | 2017-03-21 | 2017-12-15 | 合肥美的电冰箱有限公司 | Refrigerator |
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2017
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4704874A (en) * | 1986-09-09 | 1987-11-10 | General Electric Company | Household refrigerator air flow system |
| JPH06185892A (en) * | 1992-12-14 | 1994-07-08 | Hitachi Ltd | Evaporator and air cooling method using evaporator |
| CN106440629A (en) * | 2016-12-03 | 2017-02-22 | 广东奥马冰箱有限公司 | Multilevel air way air outlet system of refrigerator |
| CN206755689U (en) * | 2017-03-21 | 2017-12-15 | 合肥美的电冰箱有限公司 | Refrigerator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592482A (en) * | 2018-05-17 | 2018-09-28 | 中山市维诺电器有限公司 | A kind of wine cabinet or refrigerator in three greenhouse of single evaporator |
| CN108592482B (en) * | 2018-05-17 | 2023-10-03 | 广东维诺电器有限公司 | Wine cabinet or refrigerator with single evaporator and three greenhouses |
| CN114061209A (en) * | 2021-09-28 | 2022-02-18 | 安徽康佳同创电器有限公司 | Fan fixed knot of refrigerator constructs |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107314604B (en) | 2020-03-31 |
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