JP2005024215A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a refrigerator improved in the distribution of temperature of a vegetable case. <P>SOLUTION: A crisper cover 29 is corresponded to an upper lid of the vegetable case, and a right rib 30 and a left rib 31 are mounted between the crisper cover 29 and a top panel of a crisper. According to this constitution, the cold air flows at an upper part of the crisper cover 29 from a rear part toward a front part. As the cold air is hardly retained at the upper part of the crisper cover 29, the distribution of temperature in the vegetable case 25 can be improved. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a refrigerator provided with a vegetable compartment in which vegetable containers are stored.

  Some of the refrigerators have a configuration in which a vegetable container is stored in a vegetable room and an upper lid is attached to the upper surface of the vegetable container. In the case of this configuration, cool air flows from the air outlet at the rear of the vegetable room to the gap between the top plate of the vegetable room and the top lid of the vegetable container, and indirectly the vegetables in the vegetable container are not blown into the vegetable container. It is cooling.

In the case of the refrigerator described above, there is no clear direction in the flow of cold air, and the cold air is dispersed above the vegetable container. For this reason, the stay part of cold air arises above the vegetable container, and there existed a tendency for the temperature distribution of a vegetable container to vary.
This invention is made | formed in view of the said situation, The objective is to provide the refrigerator which can improve the temperature distribution of a vegetable container.

<About the Invention of Claim 1>
The invention which concerns on Claim 1 provides a control member between the top cover of a vegetable container and the top plate of a vegetable room, and a control member refers to the guide member which controls the flow of cold air to a fixed direction. Specifically, a cold air duct is provided between the top lid of the vegetable container and the top plate of the vegetable room, and the cold air duct is configured by interposing a plurality of walls between them, or between them. It is good to comprise by interposing a pipe.
<About the invention concerning Claims 2-4>
The invention which concerns on Claims 2-4 mentions the specific aspect of a control member.

The invention according to claim 2 is to provide a one-way cold air duct between the top of the vegetable container and the top of the vegetable room, and specifically, to provide a cold air duct that generates a cold air flow from the rear to the front. Is.
The invention according to claim 3 is to provide a U-turn cold air duct between the top cover of the vegetable container and the top plate of the vegetable room. A cold air duct to be generated is provided.

According to a fourth aspect of the present invention, a U-turn cold air duct is provided between the top lid of the vegetable container and the top plate of the vegetable room, and a cold air outlet is provided at the folded portion of the cold air duct. Specifically, a cool air duct is provided in which cool air flows from the rear to the front, a part of the cool air is discharged forward, and the remainder of the cool air is returned to the rear.
<About the invention according to claim 5>
The invention which concerns on Claim 5 provides a control member between the front surface of a vegetable container and the door of a vegetable compartment, and a control member refers to the guide member which controls the flow of cold air to a fixed direction. Specifically, a cold air duct is provided between the front of the vegetable container and the door of the vegetable room, and the cold air duct is configured by interposing a plurality of walls between them, or a pipe between them. It is good to comprise by interposing.

According to the invention which concerns on Claims 1-4, since the regulating member is provided between the top lid of the vegetable container and the top plate of the vegetable compartment, the cold air flows in a certain direction along the top lid of the vegetable container. Become. For this reason, since the stay part of cold air becomes difficult to produce above a vegetable container, the temperature distribution of a vegetable container is improved. Therefore, it is not necessary to improve the temperature distribution of the vegetable container by increasing the amount of cool air blown, which is advantageous in terms of energy saving.
According to the fifth aspect of the present invention, since the regulating member is provided between the front surface of the vegetable container and the door of the vegetable compartment, the cold air flows in a certain direction along the front surface of the vegetable container. For this reason, since the stay part of cold air becomes difficult to produce ahead of a vegetable container, the temperature distribution of a vegetable container is improved. Therefore, it is not necessary to improve the temperature distribution of the vegetable container by increasing the amount of cool air blown, which is advantageous in terms of energy saving.

A vegetable container is detachably stored in the vegetable room, and cool air flows from the rear to the front between the top of the vegetable container and the top of the vegetable room. A plurality of partitions are interposed between the top lid and the top plate of the vegetable container, and a cold air duct is provided between the plurality of partitions to restrict the flow of the cold air in a certain direction along the cold air duct. Hereinafter, specific examples of the embodiment will be described with reference to the drawings.
(First embodiment)
A first embodiment of the present invention will be described with reference to FIGS.
<About the refrigeration cycle>
As shown in FIG. 4, a normally open type input port 4 of a flow path switching valve 3 is connected to the discharge port of the compressor 1 through a condenser 2. The flow path switching valve 3 has a first output port 5 and a second output port 6, and the first output port 5 and the second output port 6 switch the state of the flow path switching valve 3. Selectively open on the basis.

A refrigeration cooler 8 is connected to the first output port 5 of the flow path switching valve 3 via a refrigeration capillary tube 7. This refrigeration cooler 8 is connected to the suction port of the compressor 1 via a refrigeration cooler 9, and the refrigerant is based on the opening of the first output port 5 of the flow path switching valve 3 during the refrigeration operation. Is supplied from the compressor 1 through the refrigeration capillary tube 7 to both the refrigeration cooler 8 and the refrigeration cooler 9. A refrigeration cooler 9 is connected to the second output port 6 of the flow path switching valve 3 via a refrigeration capillary tube 10, and the second output port 6 of the flow path switching valve 3 is in a freezing operation. The refrigerant is supplied from the compressor 1 to the refrigeration cooler 9 through the refrigeration capillary tube 10 based on the opening of the refrigerant.
<About the internal structure of the refrigerator>
As shown in FIG. 3, the refrigerator main body 11 has a rectangular box shape with an open front surface, and is configured based on filling a heat insulating material 14 between the outer box 12 and the inner box 13. A machine room 15 is formed at the rear end of the refrigerator body 11, and the compressor 1 is fixed in the machine room 15.

  A freezer compartment 16 is formed in the refrigerator main body 11 at the lowest position. A door 17 is slidably mounted on the front surface of the freezer compartment 16 in the front-rear direction, and the front surface of the freezer compartment 16 is opened and closed based on a sliding operation of the door 17. An ice making chamber 18 is formed in the refrigerator body 11 above the freezer compartment 16, and a door 19 is slidably mounted on the front surface of the ice making chamber 18 in the front-rear direction. The ice making chamber 18 communicates with the freezer compartment 16, and the front surface of the ice making chamber 18 is opened and closed based on a sliding operation of the door 19.

  In the refrigerator main body 11, a freezing cold air generation chamber 20 is formed behind the freezing chamber 16 and the ice making chamber 18, and a freezing fan device 21 is fixed in the freezing cold air generation chamber 20. . The refrigeration fan device 21 is configured on the basis of fixing a fan to a rotating shaft of a fan motor. When the refrigeration fan device 21 is driven, the refrigeration fan device 21 is refrigerated as indicated by an arrow. Wind is discharged into the chamber 16 and the ice making chamber 18. This wind is sucked into the freezing cold air generating chamber 20 through the lower end portion in the freezing chamber 16. A refrigeration cooler 9 is fixed in the refrigeration cool air generation chamber 20, and the refrigeration cooler 9 cools the air circulating in the freezer compartment 16 and the ice making chamber 18 in the refrigeration cool air generation chamber 20. To cool air.

  A vegetable room 22 is formed in the refrigerator main body 11 above the ice making room 18, and a door 23 is slidably mounted on the front surface of the vegetable room 22 in the front-rear direction. The vegetable compartment 22 is partitioned and formed above the heat insulation partition plate 24 based on fixing the heat insulation partition plate 24 in the refrigerator main body 11, and the front of the vegetable compartment 22 is based on the sliding operation of the door 23. Opened and closed. A vegetable container 25 having an open top surface is detachably attached to the door 23, and the vegetable container 25 is interlocked with the door 23 being pushed into a closed state that closes the front surface of the vegetable room 22. The door 23 is withdrawn from the vegetable compartment 22 in conjunction with the drawer 23 being opened to open the front of the vegetable compartment 22.

  A horizontal partition plate 26 is fixed in the refrigerator main body 11 so as to be located above the vegetable compartment 22. The partition plate 26 corresponds to the top plate of the vegetable compartment 22, and a thick seal portion 27 extending in the left-right direction is fixed to the front end portion of the partition plate 26 as shown in FIG. 2. Further, a hollow gasket 28 is fixed to the rear surface of the door 23, and when the door 23 is closed, the gasket 28 is in close contact with the front surface of the seal portion 27 so that the gap between the seal portion 27 and the door 23 is maintained. Seal in an airtight state.

  A crispa cover 29 is mounted in the vegetable compartment 22 below the partition plate 26. The crispa cover 29 functions as an upper lid that covers the upper surface of the vegetable container 25 when the door 23 is closed, and the crispa cover 29 is locked by a stopper (not shown) in the vegetable compartment 22 when the door 23 is opened. Then, the vegetable container 25 moves forward while the crispa cover 29 is stationary. That is, the crispa cover 29 remains on the ceiling in the vegetable compartment 22 with the door 23 open, and opens the top surface of the vegetable container 25.

  As shown in FIG. 1, a right rib 30 corresponding to a restricting member is formed on the upper surface of the crystal spa cover 29. The right rib 30 extends linearly in the front-rear direction, and the upper surface of the right rib 30 contacts the lower surface of the partition plate 26 when the door 23 is closed. A left rib 31 corresponding to a restricting member is formed on the upper surface of the Chrispa cover 29. The left rib 31 has a straight shape that inclines to the left as it goes from the rear to the front, and the upper surface of the left rib 31 is on the lower surface of the partition plate 26 when the door 23 is closed as shown in FIG. Contact.

As shown in FIG. 1, an upper duct 32 is formed in the vegetable compartment 22 so as to be located above the vegetable container 25 and open at the front and rear surfaces. The upper duct 32 refers to a passage-shaped space surrounded by the partition plate 26, the clipper cover 29, the right rib 30, and the left rib 31, and the width dimension in the left-right direction increases from the rear to the front. It has a substantially trumpet shape.
A front duct 33 is formed in the vegetable compartment 22 as shown in FIG. The front duct 33 refers to a passage-shaped space formed between the vegetable container 25 and the door 23, and the upper end of the front duct 33 is connected to the front end of the upper duct 32. A lower duct 34 corresponding to a return duct is formed in the vegetable compartment 22. The lower duct 34 refers to a passage-shaped space formed between the vegetable container 25 and the heat insulating partition plate 24, and the front end portion of the lower duct 34 is connected to the lower end portion of the front duct 33. That is, the upper duct 32, the front duct 33, and the lower duct 34 form a substantially U-shaped cold air passage surrounding the upper surface, front surface, and lower surface of the vegetable container 25, and the vegetables in the vegetable container 25 are the vegetables in the vegetable container 25. The cold air is indirectly cooled through the air in the vegetable container 25 without directly contacting the cold air based on the circulation of the cold air along the upper surface, the front surface, and the lower surface.

  As shown in FIG. 3, a cooler cover 35 is fixed in the refrigerator main body 11 at the rear of the vegetable container 25. The cooler cover 35 defines a cold air generating chamber 36 for refrigeration at the rear end of the vegetable compartment 22, and has a through-hole-like air outlet 37 and a suction port at the upper and lower ends of the cooler cover 35. A mouth 38 is formed. The former blower outlet 37 is disposed behind the upper duct 32, and the vegetable compartment 22 communicates with the refrigerated cold air generating chamber 36 through the blower outlet 37 and the suction inlet 38.

  A refrigerator compartment 39 is formed in the refrigerator main body 11 so as to be located above the partition plate 26. A door 40 is mounted on the front surface of the refrigerating chamber 39 so as to be rotatable about a vertical axis, and the front surface of the refrigerating chamber 39 is opened and closed based on a rotation operation of the door 40. The refrigerating chamber 39 has a partition plate 26 as a bottom plate, and a through-hole-like air outlet 41 is formed in the partition plate 26. The air outlet 41 is located at the rear end of the upper duct 32, and the inside of the refrigerator compartment 39 communicates with the upper duct 32 through the air outlet 41. In addition, an L-shaped internal duct 42 is formed at the rear end of the refrigerator compartment 39. The internal duct 42 communicates with the upper end portion of the refrigeration cool air generating chamber 36, and a plurality of outlets 43 that open into the refrigerating chamber 39 are formed on the front wall of the internal duct 42.

  A refrigeration fan device 44 is fixed in the refrigeration cool air generating chamber 36. The refrigeration fan device 44 is configured based on fixing the fan to the rotating shaft of the fan motor, and wind is generated when the refrigeration fan device 44 is driven. The part is discharged into the internal duct 42 from the upper end of the refrigerated cold air generating chamber 36, and the remainder of the wind is discharged into the upper duct 32 from the outlet 37 of the refrigerated cold air generating chamber 36. The refrigeration fan device 44 corresponds to a blower.

  The wind discharged from the refrigeration fan device 44 into the internal duct 42 rises along the internal duct 42 and is discharged from the plurality of outlets 43 of the internal duct 42 into the refrigerator compartment 39. And it flows in into the upper duct 32 from the blower outlet 41 of the partition plate 26, and merges with the wind discharged in the upper duct 32 from the blower outlet 37. FIG. The combined wind flows forward along the upper duct 32 and flows from the upper duct 32 into the front duct 33. Next, it flows downward along the front duct 33 and flows into the lower duct 34. Then, it flows backward along the lower duct 34 and returns to the chilled cold air generating chamber 36 through the suction port 38. A refrigerating cooler 8 is fixed in the refrigerating cool air generating chamber 36, and the refrigerating cooler 8 is cooled by taking heat from the air circulating in the refrigerating chamber 39 and the vegetable compartment 22. To do.

  According to the first embodiment, since the right rib 30 and the left rib 31 are interposed between the partition plate 26 and the Chrispa cover 29, the cold air flows from the rear toward the front over the Chrispa cover 29. . For this reason, it becomes difficult for a cold air staying portion to be generated above the Chrispa cover 29, so that the temperature distribution of the vegetable container 25 is improved. Therefore, it is not necessary to improve the temperature distribution of the vegetable container 25 by increasing the amount of cool air blown, which is advantageous in terms of energy saving.

(Second embodiment)
A second embodiment of the present invention will be described with reference to FIG.
An intermediate rib 51, a right rib 52, a front rib 53 and a left rib 54 are formed on the upper surface of the Chrispa cover 29. The middle rib 51 to the left rib 54 correspond to a regulating member, and the upper surface of the middle rib 51 to the upper surface of the left rib 54 are in contact with the lower surface of the partition plate 26 when the door 23 is closed.

  A first upper duct 55 is formed above the vegetable container 25, the air outlet 37 of the refrigerated cold air generating chamber 36 is disposed behind the first upper duct 55, and the air outlet 41 of the partition plate 26 is An opening is formed in the first upper duct 55. The first upper duct 55 is a passage-shaped space formed between the partition plate 26, the clipper cover 29, the middle rib 51, the right rib 52, and the front rib 53. Cold air from the outlet 41 and cold air from the outlet 37 of the refrigerated cold air generating chamber 36 flow into the first upper duct 55 and flow forward along the first upper duct 55.

  A second upper duct 56 is formed above the vegetable container 25. The second upper duct 56 refers to a passage-like space formed between the partition plate 26, the clipper cover 29, the middle rib 51, the front rib 53, and the left rib 54. The first upper duct 56 The cold air flowing forward along 55 changes its direction against the front rib 53 and flows backward along the second upper duct 56. That is, the first upper duct 55 and the second upper duct 56 form a U-turn-like cold air duct between the partition plate 26 and the clipper cover 29 that returns from the rear to the front and then returns to the rear.

  A rear duct 57 is formed in the vegetable compartment 22. The rear duct 57 refers to a vertical passage-shaped space formed between the rear surface of the vegetable container 25 and the cooler cover 35, and the air flowing backward along the second upper duct 56 is the first. 2 flows from the upper duct 56 into the rear duct 57. Then, it flows downward along the rear duct 57 and returns from the suction port 38 to the inside of the refrigerated cold air generating chamber 36.

(Third embodiment)
A third embodiment of the present invention will be described with reference to FIG.
An opening 61 is formed at the left end of the front rib 53, and a part of the cool air flowing from the first upper duct 55 into the second upper duct 56 passes through the opening 61 to the front. It enters into the duct 33 and returns from the front duct 33 and the lower duct 34 through the suction port 38 into the refrigeration cold air generation chamber 36. The remainder of the cold air that has flowed from the first upper duct 55 into the second upper duct 56 returns from the second upper duct 56 and the rear duct 57 to the refrigeration cold air generation chamber 36 through the suction port 38. .

(Fourth embodiment)
A fourth embodiment of the present invention will be described with reference to FIGS.
As shown in FIG. 7, vertical front ribs 71 are formed on the front surface of the vegetable container 25 at both left and right ends. As shown in FIG. 8, each front rib 71 has a front surface in contact with the door 23 when the door 23 is closed, and the cold air flowing forward along the upper duct 32 flows into the front duct 33. It returns from the front duct 33 and the lower duct 34 through the suction port 38 to the inside of the refrigerated cold air generating chamber 36. The front rib 71 corresponds to a restricting member.

  According to the said 4th Example, since the front rib 71 was provided between the front surface of the vegetable container 25 and the door 23 of the vegetable chamber 22, cold air | gas goes along the front surface of the vegetable container 25 from the top to the fixed direction below. It begins to flow. For this reason, it becomes difficult for the stay part of cold air to arise ahead of the vegetable container 25, Therefore The temperature distribution of the vegetable container 25 is improved. Therefore, it is not necessary to improve the temperature distribution of the vegetable container 25 by increasing the amount of cool air blown, which is advantageous in terms of energy saving.

(Other examples)
In the said 4th Example, although the two front ribs 71 were formed in the vegetable container 25, it is not limited to this, For example, you may form in the rear surface of the door 23. FIG.
In the first to fourth embodiments, the right rib 30, the left rib 31, the middle rib 51, the right rib 52, the front rib 53, and the left rib 54 are formed on the clipper cover 29. However, the present invention is not limited to this. For example, you may form in the partition plate 26. FIG.

In the said 1st-4th Example, although the vegetable compartment 22 was arrange | positioned adjacent to the downward direction of the refrigerator compartment 39, it is not limited to this, For example, it arrange | positions on both sides of the separate room under the refrigerator compartment 39. Alternatively, it may be arranged adjacent to the upper side of the refrigerator compartment 39, or may be arranged on the upper side of the refrigerator compartment 39 with another chamber interposed therebetween.
In the first to fourth embodiments, the crispa cover 29 is mounted in the vegetable compartment 22, but this is not a limitation. For example, the crispa cover 29 is mounted on the vegetable container 25 and the crispa cover 29 is attached to the door. You may pull out with the vegetable container 25 at the time of opening operation of 23. FIG.

  In the first to fourth embodiments, the refrigeration cycle for switching between the RF path for flowing the refrigerant to the refrigeration cooler 8 and the refrigeration cooler 9 and the F path for flowing the refrigerant to the refrigeration cooler 9 is performed. Although it was used, it is not limited to this, for example, using a refrigeration cycle that switches between the R path that flows the refrigerant only to the refrigeration cooler 8 and the F path that flows only to the refrigeration cooler 9, You may use the refrigerating cycle which always flows a refrigerant | coolant to both the refrigerator 8 for refrigeration, and the cooler 9 for freezing.

The figure which shows 1st Example of this invention (The figure which shows an upper duct) Cross-sectional view showing the Crispa cover, partition plate, door, etc. Sectional drawing which shows the internal structure of a refrigerator Diagram showing refrigeration cycle FIG. 1 equivalent view showing a second embodiment of the present invention. FIG. 1 equivalent view showing a third embodiment of the present invention. FIG. 1 equivalent view showing a fourth embodiment of the present invention. The figure which shows the relation between the front rib and the door etc.

Explanation of symbols

22 is a vegetable room, 23 is a door, 25 is a vegetable container, 26 is a partition plate (top plate), 29 is a crispa cover (upper lid), 30 is a right rib (regulating member), 31 is a left rib (regulating member), 44 Is a refrigeration fan device (blower), 51 is a middle rib (regulation member), 52 is a right rib (regulation member), 53 is a front rib (regulation member), 54 is a left rib (regulation member), and 71 is a front rib ( The restricting member is shown.

Claims (5)

A vegetable container housed in a vegetable room and having an open top surface;
An upper lid covering the upper surface of the vegetable container;
A blower that sends cold air between the top plate of the vegetable compartment and the upper lid;
A refrigerator comprising: a regulating member provided between the top plate of the vegetable compartment and the upper lid, and regulating a flow of cool air from the blower in a certain direction.   The refrigerator according to claim 1, wherein the regulating member causes cold air to flow from the rear end portion of the vegetable container to the front end portion and to be discharged from the front end portion.   The refrigerator according to claim 1, wherein the regulating member is configured to cause cold air to flow from the rear end portion of the vegetable container to the rear end portion via the front end portion and to be discharged from the rear end portion.   The restricting member flows cold air from the rear end portion of the vegetable container to the front end portion, discharges a part of the cold air from the front end portion, and discharges the rest of the cold air to the rear end portion and discharges it from the rear end portion. The refrigerator according to claim 1. A vegetable container housed in a vegetable room and having an open top surface;
A blower that sends cold air between the front of the vegetable container and the door of the vegetable compartment;
A refrigerator comprising: a regulating member provided between a front surface of the vegetable container and a door of the vegetable compartment, and regulating a flow of cold air from the blower in a certain direction.

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