CN1218897A - Refrigerator capable of acceleration exhausting cold air to cooling chamber - Google Patents
Refrigerator capable of acceleration exhausting cold air to cooling chamber Download PDFInfo
- Publication number
- CN1218897A CN1218897A CN98108376A CN98108376A CN1218897A CN 1218897 A CN1218897 A CN 1218897A CN 98108376 A CN98108376 A CN 98108376A CN 98108376 A CN98108376 A CN 98108376A CN 1218897 A CN1218897 A CN 1218897A
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- China
- Prior art keywords
- cold air
- refrigerator
- order
- drive motors
- cam
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- Y02B40/32—
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention discloses a refrigerator capable of acceleration exhausting cold air to cooling chamber. The cold air accelerating device includes some fans fixed at the areas adjacent to a cold air outlet, a motor for driving the fans and a cam member for rotating fans when the motor is running. Because the cold air exhausted into the cooling chamber is accelerated, the temperature in the cooling chamber can be kept uniform.
Description
The present invention relates to a kind of refrigerator, relate in particular to a kind of cold air that can make and quicken to be discharged into cooling chamber so that the refrigerator of cold air is provided strongly.
As shown in Figure 1, refrigerator has the casing 10 that forms a refrigerating chamber 10a and a refrigerating chamber 10b, respectively the door 12 and 14 of ON/OFF refrigerating chamber 10a and refrigerating chamber 10b.At the rear portion of refrigerating chamber 10a, the fan 24 that an evaporimeter 22 that produces cold air and cold air that evaporimeter 22 is produced offer cooling chamber 10a and 10b is installed.
Refrigerating chamber 10b is separated into a plurality of spaces by several shelves 16, and at the rear portion of refrigerating chamber 10b a pipe fitting 26 that has several cold air exhaust port 26a is installed.Pipe fitting 26 longitudinally forms a cold air channel 10c at the rear portion of refrigerating chamber 10b.Cold air exhaust port 26a is formed on corresponding to the position by shelf 16 determined corresponding space.Part cold air is blown into cold air channel 10c by fan 24, enters refrigerating chamber 10b by cold air exhaust port 26a subsequently.The food that is placed on like this on the shelf 16 is cooled.
Discharge by cold air exhaust port 26a for the cold air that will enter cold air channel 10c reposefully, refrigerator is equipped with a cold air guider.As shown in Figure 2, this cold air guider comprises: be fixed on drive motors 28 on the cold air channel 10c by support 30, its turning cylinder 28a vertically arranges along cold air channel 10c, discoid pallet 25 is installed on the turning cylinder 28a of drive motors 28, is arranged with fin 25a between pallet 25.Fin 25a is formed near the position the cold air exhaust port 26a.Fin 25a is along with drive motors 28 rotations, and the cold air that enters cold air channel 10c thus is directed to cold air exhaust port 26a, and making can horizontal proliferation in refrigerating chamber 10b.
Usually, owing to often opening and closing the door 14, the regional temperature near door 14 in the refrigerating chamber 10b easily raises.Yet for a traditional refrigerator, the cold air guider is cold air diffusion flatly only, so offer near the zone of the cold air of refrigerating chamber 10b can not very fast arrival refrigerating-chamber door 14.Therefore, near the zone of refrigerating chamber 10b rear portion wall and near the zone the refrigerating-chamber door 14 temperature difference may appear, so the food that is stored among the refrigerating chamber 10b may be crossed cold or the cooling deficiency.
In addition, this temperature difference may not occur over just the front and rear of refrigerating chamber 10b, and may occur in the upper and lower of refrigerating chamber 10b.Especially working as food is certain position that is stored in refrigerating chamber 10b recently, and for example on the top of refrigerating chamber 10b, near the temperature the position that newly hoards food sharply rises.In this case, if the food that provides cold air to store recently to refrigerating chamber 10b in order to cooling, in other position such as the food stored in advance of the bottom of refrigerating chamber 10b may be cold excessively.Yet for traditional refrigerator, it is balanced longitudinally consistent that the temperature of refrigerating chamber 10b can not keep.
The present invention in order to overcome above-mentioned the problems of the prior art, therefore the purpose of this invention is to provide a kind of refrigerator exactly, and it can quicken cold air, and the cold air after will speed up subsequently offers cooling chamber, reduces the temperature difference between the cooling chamber inner region thus.
Simultaneously, another object of the present invention provides a kind of refrigerator, and it can change the acceleration degree of the cold air that enters cooling chamber, thereby the food that is stored in refrigerating chamber can cool off evenly.
In order to reach top purpose, the invention provides a kind of refrigerator, it comprises: an evaporimeter, in order to produce cold air; A fan is in order to blow the cold air that is produced by evaporimeter; A pipe fitting is installed in the inboard of cooling chamber, and this pipe fitting is in order to form a cold air channel that is entered by the fan blows cold air, and this pipe fitting has several cold air exhaust port of leading to cooling chamber; A cold air accelerator is installed near the cold air exhaust port, and this cold air accelerator is in order to quicken flowing into the cold air of cold air channel also by the cold air exhaust port exhaust.
At this, this cold air accelerator comprises: several flabellums are pivotably mounted near the zone of cold air exhaust port; A drive motors is in order to drive flabellum; A tumbler in order to when drive motors turns round, rotates flabellum.
According to a preferred embodiment of the present invention, this tumbler comprises: a cam circle cylinder, and by the drive motors driven rotary, this cam circle cylinder has several cam grooves at its outer surface; And the guiding push rod, extending out respectively from flabellum, the guiding push rod inserts in the cam groove, and the guiding push rod is respectively by the cam groove channeling direction.
According to another embodiment of the present invention, this tumbler comprises: a rod vertically is connected with flabellum along it; A cam member, by the drive motors driven rotary, this cam member with so that rod move reciprocatingly; A spring is used so that the cam face Elastic Contact of rod and cam member.
According to refrigerator of the present invention, preferably further comprise a control piece, in order to control the discharge directions of the cold air that flows into cold air channel, this control piece is installed in cold air channel.This control piece comprises: a rotating rod, vertically to settle along cold air channel, and this rotating rod is by the drive motors driven rotary; Several direction control panels are installed on the rotating rod, and the adjacent row gas port, and direction control panel and rotating rod tilt.
In order to reach another object of the present invention, be equipped with two cold air accelerators at least according to refrigerator of the present invention, cold air accelerator described herein is installed in respectively on the position corresponding to space, described cooling chamber upper and lower, and control separately.
At described cooling chamber, the plurality of temperature sensor is installed, described cold air accelerator is according to the control of the testing result of described temperature sensor, and the high more acceleration degree of regional temperature that is discharged into of cold air is big more like this.
Below with reference to accompanying drawings the present invention is illustrated, can be understood the present invention better thus, and more fully understood objects and advantages of the present invention, wherein:
Fig. 1 is the sectional view of traditional refrigerator;
Fig. 2 is that the part of Fig. 1 is amplified decomposition diagram;
Fig. 3 is the refrigerator sectional view according to the first embodiment of the present invention;
Fig. 4 is the enlarged perspective of cold air accelerator shown in Figure 3;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the decomposition diagram according to the cold air accelerator of the second embodiment of the present invention;
Fig. 7 is the sectional view of the confined state of Fig. 6;
Fig. 8 is the decomposition diagram according to the cold air accelerator of the third embodiment of the present invention;
Fig. 9 is the sectional view of the confined state of Fig. 8;
Figure 10 is a kind of distortion of the refrigerator shown in Fig. 3 to 5; And
Figure 11 is the part enlarged perspective of Figure 10.
With reference to the accompanying drawings the present invention is described in detail.The parts identical with refrigerator traditional among Fig. 1 and 2 are represented with identical numbering, and no longer it are explained.
Fig. 3 shows the refrigerator according to the first embodiment of the present invention, and Figure 4 and 5 show cold air accelerator shown in Figure 3.In refrigerator of the present invention, refrigerating chamber 10a, refrigerating chamber 10b, the structure of evaporimeter 22 and fan 24 is identical with traditional refrigerator.At the rear portion of refrigerating chamber 10b, the pipe fitting 26 that has several cold air exhaust port 26a is installed.Cold air is produced by evaporimeter 11, is blown into the cold air channel 10c that pipe fitting 26 forms by fan 24.
Shown in Figure 4 and 5, the cold air accelerator comprises: a drive motors 32, one cam circle cylinder 34 and several flabellums 36 that rotate around cam circle cylinder 34 by drive motors 32 driven rotary.
Be attached with flabellum 36 at the cold air exhaust port 26a of pipe fitting 26.Flabellum 36 is pivotably mounted on the preposition by pin 38.On each flabellum 36, have a guiding push rod 36a, be inserted among the cam groove 34a.Therefore, during 34 rotations of cam circle cylinder, cam groove 34a drives guiding push rod 36a, and flabellum 36 is pivoted.
The cold air that is produced by evaporimeter 22 is blowed by fan 24, and wherein the part cold air offers refrigerating chamber 10a, and the part cold air flows into cold air channel 10c.The cold air that flows into cold air channel 10c is quickened by the cold air accelerator.Just, when drive motors 32 drove cam member 34 rotations, flabellum 36 was driven by guiding push rod 36a and cam groove 34a and pivots.Flabellum 36 quickens to flow into the cold air of cold air channel 10c, and the cold air speed by cold air exhaust port 26a discharging increases thus.Therefore, cold air arrives near the zone of door 14 of refrigerating chamber 10b apace, and the temperature difference between the rear portion of refrigerating chamber 10b and the door 14 reduces.And even door 14 is opened continually, the temperature of refrigerating chamber 10b is kept in balance.
In addition, can obtain an additional effect according to the present invention, cold air vertically spreads when being exactly exhaust.In more detail, the cold air by cold air exhaust port 26a discharging is directed along the in-plane of flabellum 36, so upwards rotate when flabellum 36, cold air is discharging upwards; When flabellum 36 rotates, cold air discharges downwards.Therefore, along with flabellum 36 continues to rotate, the emission direction of cold air vertically changes, and can reach the effect that cold air upwards spreads in refrigerating chamber 10b thus downwards.So just improved the efficient of refrigerating chamber 10b maintenance temperature equalization significantly.
Fig. 6 is the decomposition diagram according to the cold air accelerator of the second embodiment of the present invention, and Fig. 7 is the sectional view of the confined state of Fig. 6.
Cold air accelerator according to present embodiment comprises: a drive motors 58; A cam member 56 is by drive motors 58 driven rotary; Rod 70 is driven by cam member 56; And several flabellums 60, drive pivot by rod 70, quicken cold air thus.
The upper end of rod 70 is inserted into cam groove 56a.In the lower-left of pipe fitting 26 side, outstanding rod bracket 54 that jack 54a is arranged, the lower end of rod 70 is inserted among the jack 54a.The bottom of rod 70 has a supporter 70a, and spring 74 is installed between supporter 70a and the rod bracket 54.The spring 74 upwards application of force is given rod 70.The upper end and the cam groove 56a Elastic Contact of rod 70.Have hook 72 on the rod 70 with flabellum 60 assemblings.
When drive motors 58 drove cam member 56 rotations, rod 70 vertically moved reciprocatingly.Flabellum 60 is driven by rod 70 and rotates, and the cold air by cold air steam vent 26a discharging is accelerated thus.In addition, flow into of the rotational plane vertical proliferation of the cold air of cold air channel 10c by flabellum 60.Drive motors 58 continuous services during the refrigerator operation, however it can control its operation or shutdown as requested.Be that drive motors 58 can be controlled according to the temperature of refrigerating chamber 10b, so that cold air concentrates on the higher zone of specific temperature.
Fig. 8 is the decomposition diagram according to the cold air accelerator of the third embodiment of the present invention, and Fig. 9 is the sectional side view of Fig. 8 confined state.At present embodiment, the cold air accelerator also comprises a device in order to the emission direction of control cold air along continuous straight runs, remainder identical with shown in Fig. 6 and 7.
This control device comprises: along the rotating rod 80 that cold air channel 10c vertically arranges, several are installed in the direction control panel 84 on the rotating rod 80.The upper end of rotating rod 80 is assemblied on the rotating shaft 58a of drive motors 58, and its lower end is inserted in the supporting hole 50c of pipe fitting 26 bottoms.Top and the bottom at rotating rod 80 have support plate 82 respectively, and direction control panel 84 is arranged between the support plate 82.Direction control panel 84 is arranged in the position near cold air exhaust port 26a, tilts with predetermined angle and rotating rod 80.
The cold air that offers cold air channel imports to cold air exhaust port 26a along the plane of direction control panel 84.Direction control panel 84 is by drive motors 58 driven rotary, and the cold air discharge directions that is led by direction control panel 84 changes in the horizontal direction.In this case, as the description of the embodiment shown in Fig. 6 and 7, cold air is quickened by flabellum 60.And in the horizontal direction, the cold air discharge directions after the acceleration changes direction by flabellum 60.Therefore, the cold air after the acceleration is along level and vertical spread, and cold air is offered refrigerating chamber 10b equably.
Figure 10 is a kind of distortion of the refrigerator shown in Fig. 3 to 5, and Figure 11 is the part enlarged perspective of Figure 10.In this distortion, refrigerating chamber 10a, refrigerating chamber 10b, the structure of evaporimeter 22 and fan 24 is identical with the conventional refrigerator shown in Fig. 1 and 2.In the cold air channel 10c that forms by pipe fitting 26, a pair of cold air accelerator 171 and 172 are installed.
Each cold air accelerator 171 is similar to the cold air accelerator shown in Fig. 3 to 5 with 172 structure.Just, as shown in figure 11, each cold air accelerator 171 and 172 has: a drive motors 162 is fixed on the top of cold air channel 10c by support 160; A cam circle cylinder 164 is by drive motors 162 driven rotary; Flabellum 166 drives pivot by cam circle cylinder 164.Cam circle cylinder 164 is connected with the rotating shaft 162a of drive motors 162, at its outer surface a cam groove 164a is arranged, and tilts with its direction of rotation.
In refrigerating chamber 10b, first and second temperature sensor 170a and the 170b are installed.First temperature sensor 170a detects the temperature on refrigerating chamber 10b top, and second temperature sensor 170b detects the temperature of refrigerating chamber 10b bottom.The first and second temperature sensor 170a are connected with 174 with first and second control pieces 173 respectively with 170b.
According to the testing result of temperature sensor 170a and 170b, first and second control pieces 173 and 174 are controlled the drive motors 162 of the first and second cold air accelerators 171 and 172 respectively.In other words, the upper temp that detects refrigerating chamber 10b as the first temperature sensor 170a raises, and first control piece 173 improves the rotary speed of the drive motors 162 of the first cold air accelerator installation 171; The temperature of lower that detects refrigerating chamber 10b as the second temperature sensor 170b raises, and second control piece 174 improves the rotary speed of the drive motors 162 of the second cold air accelerator 172.
Like this, running cold air accelerator 171 and 172 drive motors 162 drive corresponding cam circle cylinder 164 rotations.Along with 164 rotations of cam circle cylinder, flabellum 166 is driven by guiding push rod 166a and cam groove 164a and rotates.Flabellum 166 makes the cold air that flows into cold air channel 10c quicken towards cold air exhaust port 26a.Increase in this cold air exhaust velocity by cold air exhaust port 26a.In the case, the rotary speed of each drive motors 162 can be controlled, so that make it and be directly proportional by temperature sensor 170a and the detected temperature rising of 170b degree.
As above, because cold air is to have the zone of temperature rise to quicken to flow to those, need the place of enough cold airs to cool off effectively, the temperature difference between the refrigerating chamber 10b upper and lower reduces thus.Especially, when food is stored among the refrigerating chamber 10b recently, it is possible that cold air is focused on the position that hoards food, and such mistake is cold or cooling is not enough just can not take place.
In this distortion, cold air accelerator 171 and 172 is disposed on the position corresponding to refrigerating chamber 10b upper and lower.Yet, if desired, can change the quantity and the position of cold air accelerator.For example, if the inner space of refrigerating chamber 10b is separated into 3 zones, preferably adopt 3 cold air accelerators so that corresponding separately space.
As mentioned above, according to the present invention, be accelerated owing to be discharged into the cold air of cooling chamber, the temperature of cooling chamber is kept in balance.Especially, more guaranteed same refrigerating efficiency by the acceleration degree that changes the cooling chamber various piece.
Though described the present invention in detail, apparent, this just illustrates, and is not limited only to this.The spirit and scope of the present invention are only limited by appended claims.
Claims (9)
1. refrigerator comprises:
Evaporimeter is in order to produce cold air;
Fan is in order to blow the cold air that is produced by described evaporimeter;
Pipe fitting is installed in the inboard of cooling chamber, and described pipe fitting is in order to forming the cold air channel that cold air is blown into by described fan, and described pipe fitting has several and opens cold air exhaust port to described cooling chamber; And
The cold air accelerator is arranged near the cold air exhaust port, and described cold air accelerator flows into the cold air of cold air channel and passes through the cold air exhaust port exhaust in order to acceleration.
2. refrigerator as claimed in claim 1, wherein said cold air accelerator comprises:
Several flabellums are pivotably mounted near the zone of cold air exhaust port;
Drive motors is in order to drive described flabellum; And
Rotatable parts are in order to rotate described flabellum when described drive motors moves.
3. refrigerator as claimed in claim 2, wherein said rotatable parts comprise:
The cam circle cylinder drives rotation by described drive motors, and described cam circle cylinder has several cam grooves at its outer surface; And
The guiding push rod extends out from described flabellum respectively, and described guiding push rod inserts cam groove, and described guiding push rod is led by cam groove respectively.
4. refrigerator as claimed in claim 2, wherein said rotatable parts comprise:
Rod, described flabellum is along its vertical connection;
Cam member drives rotation by described drive motors, and described cam member drives described rod and moves back and forth; And
Spring contacts with described rod in order to flexibly to make the cam face that has described cam member.
5. refrigerator as claimed in claim 4 also comprises the parts in order to the discharge directions of the cold air of control inflow cold air channel, and described control piece is installed in the cold air channel.
6. refrigerator as claimed in claim 5, wherein said control assembly comprises:
Rotating rod is vertically arranged along cold air channel, and described rotating rod drives rotation by described drive motors; And
Several direction control panels of installing on the described rotating rod, it is near exhaust outlet, and described direction control panel and described rotating rod tilt.
7. refrigerator as claimed in claim 1 is wherein installed two in check cold air accelerators of difference at least.
8. refrigerator as claimed in claim 7, wherein said cold air accelerator is placed in the position corresponding to described cooling chamber upper and lower respectively.
9. refrigerator as claimed in claim 7 also comprises the plurality of temperature sensor, in order to detect the temperature of the position of predetermined number in described cooling chamber;
Result's control that wherein said cold air accelerator detects according to described temperature sensor, the high more acceleration degree of regional temperature that is discharged into of cold air is big more like this.
Applications Claiming Priority (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR64539/1997 | 1997-11-29 | ||
| KR64539/97 | 1997-11-29 | ||
| KR64545/97 | 1997-11-29 | ||
| KR64540/1997 | 1997-11-29 | ||
| KR64544/97 | 1997-11-29 | ||
| KR1019970064545A KR100229664B1 (en) | 1997-11-29 | 1997-11-29 | Cool air flow control device for a refrigerator |
| KR64544/1997 | 1997-11-29 | ||
| KR64545/1997 | 1997-11-29 | ||
| KR64540/97 | 1997-11-29 | ||
| KR1019970064544A KR100229663B1 (en) | 1997-11-29 | 1997-11-29 | Cooling air flow control device for a refrigerator |
| KR1019970064540A KR100255949B1 (en) | 1997-11-29 | 1997-11-29 | Cool air ventilation apparatus of a refrigerator |
| KR1019970064539A KR100255948B1 (en) | 1997-11-29 | 1997-11-29 | Cool air ventilation apparatus of a refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1218897A true CN1218897A (en) | 1999-06-09 |
| CN1131403C CN1131403C (en) | 2003-12-17 |
Family
ID=27483247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98108376 Expired - Fee Related CN1131403C (en) | 1997-11-29 | 1998-05-13 | Refrigerator capable of acceleration exhausting cold air to cooling chamber |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3068809B2 (en) |
| CN (1) | CN1131403C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013135149A1 (en) * | 2012-03-13 | 2013-09-19 | 海尔集团公司 | Refrigerator |
| WO2013143383A1 (en) * | 2012-03-28 | 2013-10-03 | 海尔集团公司 | Refrigerator |
| CN106679272A (en) * | 2015-11-09 | 2017-05-17 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| CN107490237A (en) * | 2017-09-01 | 2017-12-19 | 合肥华凌股份有限公司 | Article-storage device and there is its refrigerator |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101351874B1 (en) * | 2013-11-04 | 2014-01-16 | 주식회사 스노파 | A freezer |
| CN105402978B (en) * | 2015-11-30 | 2017-08-11 | 合肥美菱股份有限公司 | The air-duct apparatus of refrigerator and full heterothermic refrigerator |
| CN115540437A (en) * | 2021-06-30 | 2022-12-30 | 青岛海尔电冰箱有限公司 | Refrigeration storage equipment and control method thereof |
| CN115540432A (en) * | 2021-06-30 | 2022-12-30 | 青岛海尔电冰箱有限公司 | Refrigerating storage device and control method thereof |
-
1998
- 1998-05-01 JP JP12254998A patent/JP3068809B2/en not_active Expired - Fee Related
- 1998-05-13 CN CN 98108376 patent/CN1131403C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013135149A1 (en) * | 2012-03-13 | 2013-09-19 | 海尔集团公司 | Refrigerator |
| WO2013143383A1 (en) * | 2012-03-28 | 2013-10-03 | 海尔集团公司 | Refrigerator |
| CN106679272A (en) * | 2015-11-09 | 2017-05-17 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| CN106679272B (en) * | 2015-11-09 | 2020-09-04 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| CN107490237A (en) * | 2017-09-01 | 2017-12-19 | 合肥华凌股份有限公司 | Article-storage device and there is its refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3068809B2 (en) | 2000-07-24 |
| JPH11173735A (en) | 1999-07-02 |
| CN1131403C (en) | 2003-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031217 |