CN1207484A - Refrigerator having plurality of horizontal-dispersing blades rotating reciprocally - Google Patents
Refrigerator having plurality of horizontal-dispersing blades rotating reciprocally Download PDFInfo
- Publication number
- CN1207484A CN1207484A CN98117275A CN98117275A CN1207484A CN 1207484 A CN1207484 A CN 1207484A CN 98117275 A CN98117275 A CN 98117275A CN 98117275 A CN98117275 A CN 98117275A CN 1207484 A CN1207484 A CN 1207484A
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- China
- Prior art keywords
- connector
- cold air
- refrigerator
- drive motors
- drive
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- 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
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/075—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser having parallel rods or lamellae directing the outflow, e.g. the rods or lamellae being individually adjustable
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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
- F25D17/062—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 in household refrigerators
- F25D17/065—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 in household refrigerators with compartments at different temperatures
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/065—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air return
- F25D2317/0653—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the air return through the mullion
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
- F25D2317/0672—Outlet ducts
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
- F25D2317/0682—Two or more fans
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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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/04—Refrigerators with a horizontal mullion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
A refrigerator has a cool air dispersing device for distributing cool air horizontally into a cooling compartment. Parallel vertical dispersing blades are disposed opposite openings in duct. Shafts of blades are connected to a link member which is reciprocated through a predetermined angular range by motor. The cool air flowing into the duct is thus dispersed into the cooling compartment horizontally by the blades so the temperature in the compartment is maintained uniform. When the blades are reciprocated, the effect of distributing of the cool air is improved.
Description
The present invention relates to a kind of refrigerator, casing and a pipeline that forms the cold air stream of comprising a formation cooling chamber, pipeline is arranged in the cooling chamber inwall, this pipeline comprises that at least one leads to the exhaust outlet of cooling chamber, and what specifically the present invention relates to is to have the refrigerator that equably cold air is distributed to the distribution apparatus in the cooling chamber.
Refrigerator generally includes a casing and a cooling system, casing forms a pair of cooling chamber, a refrigerating chamber and a food fresh keeping chamber of promptly utilizing dividing plate to be separated into, refrigerating chamber door and food fresh keeping chamber door are respectively applied for each cooling chamber of opening/closing, cooling system provides cold air for refrigerating chamber and food fresh keeping chamber, and this cooling system comprises a compressor; A condenser and an evaporimeter.Flow in the steam line that the cold air that evaporimeter produces forms in each cooling chamber rear wall, utilize fan that the cool air discharge ports of cold air through leading to each cooling chamber is fed in each cooling chamber then.
But, in this conventional refrigerator, have one through zone that the cold air of cool air discharge ports discharging is concentrated and discharging the zone of a small amount of cold air is arranged, in each cooling chamber temperature difference appears like this, can not realize uniform cooling effect.So the refrigerator of so-called three-dimensional cooling means is used in suggestion, this three-dimensional cooling means has solved the problems referred to above, in order to obtain uniform cooling effect, cool air discharge ports is arranged on two sidewalls and rear wall of cooling chamber.
But, in the refrigerator of the three-dimensional cooling means of this use, owing to cold air is discharged by cool air discharge ports along fixed-direction, so can the dead band occur in the arm of angle zone that cold air is difficult for being fed to.Particularly, and must be arranged in two sidewalls,,, thereby increase manufacturing cost in addition owing to increased member and operation quantity so the problem that occurs is the area decreases of storage food because steam line not only should be arranged in the rear wall.
The greatest problem that even distribution cold air is faced is to use large-sized refrigerator.
Consider this problem, the present patent application people once proposed a kind of refrigerator with cold air distribution apparatus in International Patent Application WO 95/27278.Fig. 1 to 3 shows the decomposition diagram of the side view of the refrigerator with cold air distribution apparatus, local amplification profile and main member.
Conventional refrigerator with cold air distribution apparatus comprises a pair of cooling chamber 2 and 3 that is arranged in the casing 1, and this a pair of cooling chamber is separated from one another by demarcation strip 5. Cooling chamber 2 and 3 is called temperature lower refrigerating chamber 2 and the higher food fresh keeping chamber 3 of temperature.On the open front of cooling chamber 2 and 3, be provided for their door 6 and 7 of opening/closing respectively.Be provided with a cooling system in casing 1, this cooling system comprises compressor 11, condenser (not shown), freezer evaporator 12a and food fresh keeping chamber evaporimeter 12b.Utilize refrigerating chamber fan 13a and food fresh keeping chamber fan 13b that the cold air of evaporimeter 12a and 12b generation is fed in corresponding cooling chamber 2 and 3.
The cylindrical tube sheet 9 of part has the cool air discharge ports 16 that leads to food fresh keeping chamber 3, this tube sheet installs on the inside panel 23 of the inner back wall face that forms food fresh keeping chamber 3, is provided with each other by airtight pane 25 separated steam line 15 and return-air ducts 17 between the rear wall 4 of tube sheet 9 and casing 1.In steam line 15, be provided with and be used for cold air that food fresh keeping chamber fan 13b the is blown pipe fitting 21 of guiding downwards.Utilize food fresh keeping chamber fan 13b to blow the cold air that food fresh keeping chamber evaporimeter 12b produces, the cool-air feed food fresh keeping chamber 3 that food fresh keeping chamber evaporimeter is produced by steam line 15 and cool air discharge ports 16.
Cold air distribution apparatus 130 is arranged in the steam line 15.Cold air distribution apparatus 130 comprises a rotating shaft 131, cold air distribution blade 132 and a drive motors 135, described rotating shaft has a vertical axis, and described blade fits together with rotating shaft 131 respectively according to cool air discharge ports 16, and drive motors rotates rotating shaft 131.Each cold air distribution blade 132 comprises three dishes that be arranged in parallel vertically each other 136,137 and 138, and is arranged on first blade part 133 and second blade part 134 that respectively coils between 136,137 and 138.Crooked each blade part 133 and 134 makes their cross section roughly be the shape of alphabetical S.Blade part 133 and 134 is crooked in the opposite direction each other.
In having the refrigerator of said structure, when drive motors 135 rotates with driven at low speed rotating shaft 131, flow through the curved surface change flow direction of the cold air of steam line 15 along cold air distribution blade 132, the cold air that enters food fresh keeping chamber 3 distributes with horizontal direction.Simultaneously, concentrate when a certain specific region cooled off when needs, drive motors 135 stops operating rotating shaft 131 according to the direction of cold air distribution blade 132, makes cold air concentrate on the specific region.
But, because each blade part 133 and 134 of cold air distribution apparatus 130 is bent to and roughly is alphabetical S shape, so can not enough cold air be fed to the left side or the right side of food fresh keeping chamber 3, and the cold air eddy current that forms around the cool air discharge ports 16 smooth flow that can hinder cold air according to the rotation direction of rotating shaft 131.
In addition, because cold air distribution blade 132 is simply according to a direction of rotation rotation, so during 132 rotations of cold air distribution blade, when cold air distribution blade was in closing cool air discharge ports 16, cold air distribution blade 132 can block cold air.Therefore, cold air can not be fed in the food fresh keeping chamber 3 reposefully, can not realize uniform cooling effect effectively.
The present invention is intended to overcome the above-mentioned defective of prior art, therefore the object of the present invention is to provide a kind of refrigerator that can supply cold air at predetermined angular range, improves the effect of even distribution cold air thus.
To achieve these goals, the invention provides a kind of refrigerator, this refrigerator comprises the cooling chamber of a storage food, and pipeline that is arranged in the described cooling chamber sidewall, described pipeline forms the cold air stream, described pipeline has a cool air discharge ports that leads to described cooling chamber at least, described refrigerator comprises: near some flat horizontal distribution blades of described ducted cool air discharge ports that are arranged on, described horizontal distribution blade be perpendicular to one another ground parallel, described horizontal distribution blade has rotating shaft respectively, and these rotating shafts are vertically extended; A connector that hingedly fits together with described rotating shaft, described connector can move by along continuous straight runs; And a drive unit that is used to drive described connector, thereby make described connector reciprocating in preset range.
Described drive unit preferably includes: a drive motors; And reciprocating conversion equipment that rotatablely moving of described drive motors is transformed into described connector.
According to a preferred embodiment of the invention, described conversion equipment comprises: the thrust unit of a described connector of along continuous straight runs resiliency urged; A driving shaft that is rotated by described drive motors drive, described driving shaft and described shaft parallel; And an operation protrusion, this protrusion is towards extending with the vertical vertical direction of described driving shaft, and when described drive motors moved, the elastic force that described operation protrusion overcomes described thrust unit moved described connector.
Thrust unit described herein preferably includes: a shell that is fixed on the pre-position; One end links to each other with described connector, thus the drive rod that the other end is located in described shell by described shell; And a spring that is arranged in the described shell, described spring along continuous straight runs is flexibly pushed described drive rod to described shell.
According to a further advantageous embodiment of the invention, described conversion equipment comprises: an actuator that utilizes described drive motors to be rotated, described actuator have a cam pin with the eccentric shaft of described drive motors; And a groove that is formed on the described connector, described groove is used to install described cam pin.
The reciprocating motion of described connector is best is led by a guide.
According to the present invention, can realize stable cold air flow and cold air distribution uniformly, and the cold air eddy current can around cool air discharge ports, not occur.
Detailed description with reference to below in conjunction with accompanying drawing will more be expressly understood the present invention and each purpose of the present invention and advantage, wherein:
Fig. 1 is the lateral sectional view with conventional refrigerator of cold air distribution blade;
Fig. 2 is the local amplification profile of Fig. 1;
Fig. 3 is the decomposition enlarged perspective of Fig. 2 main member;
Fig. 4 is the lateral sectional view of the refrigerator of first embodiment of the invention;
Fig. 5 is the partial enlarged drawing of Fig. 4;
Fig. 6 is the decomposition diagram of cold air distribution apparatus shown in Figure 5;
Fig. 7 to 9 is the cross section faces that amplify, the method that expression utilizes the cold air distribution apparatus of first embodiment of the invention that cold air is distributed;
Figure 10 is the decomposition diagram of the cold air distribution apparatus of second embodiment of the invention; With
Figure 11 to 13 is assembled state perspective views of Figure 10, and expression utilizes the cold air distribution apparatus to realize the method that cold air distributes.
Describe the present invention in detail below in conjunction with accompanying drawing.To represent with same numeral with the identical or similar member of member that Fig. 1 of prior art is extremely shown in Figure 3.Omit description herein to the member identical among each embodiment with prior art member cardinal principle.
Fig. 4 is the lateral sectional view of the refrigerator of first embodiment of the invention.The same with the conventional refrigerator shown in Fig. 1 to 3, refrigerator comprises the casing 1 of a formation refrigerating chamber 2 and food fresh keeping chamber 3, and these two chambers are separated by demarcation strip 5.And be separately positioned on the upper and lower of this dividing plate.On the open front of refrigerating chamber 2 and food fresh keeping chamber 3, be respectively arranged with and be used for their door 6 and 7 of opening/closing.Be provided with the shelf 8 that some place food in food fresh keeping chamber 3, these shelves are divided into three layer regions with food fresh keeping chamber 3, i.e. upper area, central region and lower area.A special-purpose fresh-keeping chamber 18 is formed at the top in food fresh keeping chamber 3, and this special use fresh-keeping chamber stores the food of specific range of temperatures specially, forms a vegetable compartment 19 that stores vegetables in the bottom of food fresh keeping chamber 3.
Be provided with a cooling system in casing 1, this cooling system comprises compressor 11, condenser (not shown), freezer evaporator 12a and food fresh keeping chamber evaporimeter 12b.Utilize refrigerating chamber fan 13a and food fresh keeping chamber fan 13b that the cold air of evaporimeter 12a and 12b generation is fed in corresponding cooling chamber 2 and 3.
A tube sheet 9 installs on the inside panel 23 of the inner back wall face that forms food fresh keeping chamber 3.It is cylindrical that this tube sheet 9 is made part, makes it outstanding to food fresh keeping chamber 3 from inside panel 23 with arc, and this tube sheet 9 has some cool air discharge ports 16 that lead to each storage area of food fresh keeping chamber 3.Also be provided with the cool air discharge ports that another leads to special-purpose fresh-keeping chamber 18 at inside panel 23 upper areas.
A steam line 15 and a return-air duct 17 are set between the rear wall 4 of tube sheet 9 and casing 1, and these two pipelines are separated with airtight pane 25 to each other.In steam line 15, a pipe fitting 21 that utilizes food fresh keeping chamber fan 13b to guide cold air downwards is set.Blow the cold air that food fresh keeping chamber evaporimeter 12b produces with food fresh keeping chamber fan 13b, thereby cold air is fed in the food fresh keeping chamber 3 by steam line 15 and cool air discharge ports 16.The cold air distribution apparatus 30 of the cold air that is used to distribute is set in steam line 15.
Fig. 5 is the partial side view of cold air distribution apparatus shown in Figure 4, and Fig. 6 is the decomposition diagram of cold air distribution apparatus shown in Figure 5.
Cold air distribution apparatus 30 comprises some horizontal distribution blades 33 that are arranged on the close floss hole 16 in the steam line 15.Horizontal distribution blade 33 be perpendicular to one another ground parallel.Horizontal distribution blade 33 links to each other with rotating shaft 31 respectively.The upper and lower side of each rotating shaft 31 inserts among the support holes 9h of the top and the bottom that are formed on tube sheet 9.So supported rotating shaft 31 can be rotated.
A rotational pin 37 is arranged at the top of each rotating shaft 31.Rotational pin 37 is towards stretching out with the vertical vertical direction of rotating shaft 31.
A connector 53 is set on the top of rotating shaft 31.The hinge hole 55 that this connector 53 fits together after having some and rotational pin 37 hinged.When inserting rotational pin 37 in the hinge hole 55, rotating shaft 31 and connector 53 are assembled with each other.So when connector 53 moved horizontally, horizontal distribution blade 33 rotated with rotating shaft 31.In addition, connector 53 has a control member 57, and this control member is subjected to the control of the manipulation projection 51 that the back will describe.
Cold air distribution apparatus 30 has a thrust unit 65 that is used for promoting along a direction connector 53.This thrust unit 65 comprises 69, one springs 71 of 75, one shells of a drive rod and a support unit 73.
A drive motors 35 is installed in the top rear side of horizontal distribution blade 33.The driving shaft 34 that is parallel to rotating shaft 31 connects with the axle 36 of drive motors 35.The bottom insertion of driving shaft 34 is formed among the bearing 9g of tube sheet 9 bottoms.Utilize the driving shaft 34 of bearing 9g supporting to rotate.
Be the running of the refrigerator with this structure of first embodiment of the invention below.
Fig. 7 to 9 is cross-sectional views, the situation of discharging cold air when expression cold air distribution blade 33 rotates.As shown in Figure 7, during driving shaft 34 rotates, when manipulation projection 51 does not contact with the control member 57 of connector 53, utilize thrust unit 65 to make connector 53 be positioned at the right side, horizontal distribution blade 33 is towards the left side thus.So the cold air that is fed in the steam line 15 is discharged to the left side through floss hole 16.
As shown in Figure 8, when driving shaft 34 further rotates, handle the control member 57 that projection 51 touches connector 53, thereby promote control member 57, be thus connected the elastic force that part 53 overcomes spring 71 and turn left.So horizontal distribution blade 33 makes cold air be discharged to the place ahead towards the place ahead.
As shown in Figure 9, when driving shaft 34 rotates again, handle projection 51 and further promote control members 57, horizontal distribution blade 33 elastic force that overcomes spring 71 turns right thus.So cold air is discharged to right-hand.
As shown in Figure 9, when driving shaft 34 further rotates, handle projection 51 and leave control member 57, connector 53 moves right under the resilient force of spring 71 like this, gets back to state shown in Figure 7.
As mentioned above, when driving shaft 34 rotated under the drive of drive motors 35, the position of horizontal distribution blade 33 became successively towards a left side, forward with towards the right side, thereby changed the emission direction of cold air successively.So cold air is evenly distributed in the food fresh keeping chamber 3.In this case, owing to connector 53 moves back and forth in preset range, so horizontal distribution blade 33 rotates at limited angular range.Therefore, compare, can more steadily more equably cold air be fed in the food fresh keeping chamber 3 with the conventional refrigerator that cold air distribution blade rotates continuously.In addition, because horizontal distribution blade 33 is plate shaped, so when horizontal distribution blade 33 rotates, can not produce the cold air eddy current.
In addition,, for example require to be fed to left side or right side, then, just can realize concentrated the cooling by drive motors 35 is stopped operating when horizontal distribution blade 33 during towards corresponding zone if require with in cold air centralizedly supply to a specific region.Some temperature sensors in this case, must the some positions in food fresh keeping chamber 3 be set and according to the controller of the detection signal control drive motors 35 of temperature sensor output.
Figure 10 is the decomposition diagram of the cold air distribution apparatus of second embodiment of the invention, and Figure 11 to 13 is that Figure 10 member is being assembled later state perspective view, and expression utilizes the cold air distribution apparatus to realize the method that cold air distributes.
In this embodiment, identical with the member of above-mentioned first embodiment member is represented with identical label.
In this embodiment, the structure of horizontal distribution blade 33 is basically the same as those in the first embodiment.After inserting among the support holes 9h, the rotating shaft 31 of horizontal distribution blade 33 supports by this support holes.In addition, have some hinge holes 95 on the connector 93, these hinge holes and rotational pin 37 hinged fitting together, this is basically the same as those in the first embodiment.End at connector 93 has a vertical channel 97.
An actuator 87 is arranged on the axle 86 of drive motors 85.Actuator 87 have one with drive motors 85 the axle 86 off-centre cam pin 88.In cam pin 88 insertion grooves 97.When drive motors 85 drove actuator 87 rotations, cam pin 88 slided in groove 97, thereby pumps, and it is vertically reciprocating along it to be thus connected part 93.
Reciprocating motion with 101 pairs of connectors 93 of a guide is led.Guide 101 has one to be used to the groove 103 connector 93 being installed and this connector is led.
As shown in figure 11, when cam pin 88 was positioned at the bottom of groove, horizontal distribution blade 33 was towards the place ahead.Shown in Figure 12 and 13, when drive motors 85 drove cam pin 88 continuous rotations, connector 93 was reciprocating, thereby horizontal distribution blade 33 is rotated.So, utilize the horizontal distribution blade can continuously change the emission direction of cold air.Effect with second embodiment of this structure is basically the same as those in the first embodiment.
As mentioned above, according to the present invention, can realize stable cold air flow and cold air distribution uniformly, and the cold air eddy current can around cool air discharge ports, not occur.In fact, because the horizontal distribution blade is not rotation but pivots in predetermined angular range, so improved the effect that cold air distributes greatly.
Although describe and explained the present invention in detail, obviously the present invention only describes by embodiment, and the present invention is not limited thereto, and limit the spirit and scope of the present invention by claim.
Claims (6)
1. refrigerator, this refrigerator comprises the cooling chamber of a storage food, and a pipeline that is arranged in the described cooling chamber sidewall, so pipeline forms the cold air stream, described pipeline has a cool air discharge ports that leads to described cooling chamber at least, and described refrigerator comprises:
Near some flat horizontal distribution blades of described ducted cool air discharge ports that are arranged on, described horizontal distribution blade is perpendicular to one another parallel, and described horizontal distribution blade has rotating shaft respectively, and these rotating shafts are vertically extended;
A connector that hingedly fits together with described rotating shaft, described connector can move by along continuous straight runs; And
A drive unit that is used to drive described connector moves reciprocatingly described connector in preset range.
2. refrigerator according to claim 1, wherein said drive unit comprises:
A drive motors; And
A reciprocating conversion equipment that rotatablely moving of described drive motors is transformed into described connector.
3. refrigerator according to claim 2, wherein said conversion equipment comprises:
The thrust unit of a described connector of along continuous straight runs resiliency urged;
A driving shaft that is rotated by described drive motors drive, described driving shaft and described shaft parallel; And
Handle protrusion for one, this protrusion is towards extending with the vertical vertical direction of described driving shaft, and when described drive motors moved, the elastic force that described manipulation protrusion overcomes described thrust unit moved described connector.
4. refrigerator according to claim 3, wherein said thrust unit comprises:
A shell that is fixed on the pre-position;
One end links to each other with described connector, thus the drive rod that the other end is located in described shell by described shell; And
A spring that is arranged in the described shell, described spring along continuous straight runs is flexibly pushed described drive rod to described shell.
5. refrigerator according to claim 2, wherein said conversion equipment comprises:
An actuator that utilizes described drive motors to be rotated, described actuator has the cam pin of the eccentric shaft of a described relatively drive motors; And
A groove that is formed on the described connector, described groove is used to install described cam pin.
6. refrigerator according to claim 1 comprises that further is used for the guide that the reciprocating motion of described connector is led.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR35938/97 | 1997-07-29 | ||
| KR1019970035939A KR19990012524A (en) | 1997-07-29 | 1997-07-29 | Refrigerator with cold air distributor |
| KR1019970035938A KR100222930B1 (en) | 1997-07-29 | 1997-07-29 | Refrigerator having air distribution apparatus |
| KR35939/97 | 1997-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1207484A true CN1207484A (en) | 1999-02-10 |
Family
ID=26632973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98117275A Pending CN1207484A (en) | 1997-07-29 | 1998-07-29 | Refrigerator having plurality of horizontal-dispersing blades rotating reciprocally |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0895041A3 (en) |
| JP (1) | JPH11101555A (en) |
| CN (1) | CN1207484A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839097A (en) * | 2017-01-11 | 2017-06-13 | 珠海格力电器股份有限公司 | Air conditioner |
| CN111879048A (en) * | 2020-07-31 | 2020-11-03 | 海信容声(广东)冰箱有限公司 | Refrigerator with a door |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013040774A1 (en) * | 2011-09-22 | 2013-03-28 | 海信容声(广东)冰箱有限公司 | Refrigerator air duct structure having ternary vector air outlet |
| JP2020094751A (en) * | 2018-12-13 | 2020-06-18 | 東芝ライフスタイル株式会社 | refrigerator |
| CN113970218A (en) * | 2020-07-24 | 2022-01-25 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301569A (en) * | 1978-05-12 | 1981-11-24 | Mccabe Francis J | Quadrant operator |
| JPH04177074A (en) * | 1990-11-13 | 1992-06-24 | Hitachi Ltd | Refrigerator |
| EP0627601A1 (en) * | 1993-05-15 | 1994-12-07 | Paul Thurgood | Air flow regulating device |
| GB2288162B (en) | 1994-03-30 | 1997-11-26 | Harrison & Sons Ltd | Self-adhesive stamps |
| KR0162412B1 (en) * | 1995-10-13 | 1999-02-18 | 구자홍 | New regulation loading concentration cooling apparatus of a refrigerator |
-
1998
- 1998-07-27 JP JP21157498A patent/JPH11101555A/en active Pending
- 1998-07-29 CN CN98117275A patent/CN1207484A/en active Pending
- 1998-07-29 EP EP98306029A patent/EP0895041A3/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839097A (en) * | 2017-01-11 | 2017-06-13 | 珠海格力电器股份有限公司 | Air conditioner |
| CN111879048A (en) * | 2020-07-31 | 2020-11-03 | 海信容声(广东)冰箱有限公司 | Refrigerator with a door |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0895041A3 (en) | 1999-10-06 |
| EP0895041A2 (en) | 1999-02-03 |
| JPH11101555A (en) | 1999-04-13 |
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