CN209820011U - Low temperature drawer and refrigeration plant - Google Patents
Low temperature drawer and refrigeration plant Download PDFInfo
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- CN209820011U CN209820011U CN201920432995.7U CN201920432995U CN209820011U CN 209820011 U CN209820011 U CN 209820011U CN 201920432995 U CN201920432995 U CN 201920432995U CN 209820011 U CN209820011 U CN 209820011U
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- drawer
- chamber
- temperature
- plate
- air duct
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a low temperature drawer and refrigeration plant, the low temperature drawer includes: the drawer comprises a drawer body, a drawer cover plate, a partition plate and a ventilation and heat exchange device, wherein the drawer cover plate covers the opening side of the drawer body to form an accommodating space, and the partition plate divides the accommodating space into a first chamber and a second chamber; the ventilation and heat exchange device is connected with the freezing chamber or refrigerating chamber evaporator so that gas introduced into the freezing chamber or refrigerating chamber evaporator can exchange heat with gas in the second chamber. The low-temperature drawer aims to solve the technical problem that when one drawer chamber in a partition drawer achieves medium temperature and high temperature in refrigeration equipment in the prior art, the other adjacent drawer chamber is difficult to keep a low-temperature state.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to a low temperature drawer and refrigeration plant.
Background
With the endless variety of food, consumers have increasingly strong awareness of classified preservation, and refrigeration equipment, such as refrigerators, has various partitions, but in the prior art, drawer partitioning is only a simple partition of a drawer space, and refrigeration of a refrigeration drawer is mainly realized by cooling the drawer by entering the drawer through air outlet in a refrigeration air duct, taking as an example that a low-temperature drawer is partitioned into a front drawer chamber and a rear drawer chamber.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a low temperature drawer, when aiming at solving among the prior art refrigeration plant when a drawer room realizes medium temperature, high temperature in the subregion drawer, another adjacent drawer room is difficult to keep the technical problem of low temperature state.
In order to achieve the above object, the present invention provides a low temperature drawer, which includes:
a drawer body;
the drawer cover plate covers the opening side of the drawer body to form an accommodating space;
the partition plate divides the accommodating space into a first chamber and a second chamber;
and the ventilation heat exchange device is connected with the freezing chamber or the refrigerating chamber evaporator so as to lead the gas of the freezing chamber or the refrigerating chamber evaporator to exchange heat with the gas in the second chamber.
Preferably, the drawer cover plate comprises a top plate, a bottom plate and an air duct arranged between the top plate and the bottom plate, the air duct is communicated with the ventilation and heat exchange device, and the air introduced into the freezing chamber or the refrigerating chamber evaporator is subjected to heat exchange with the air in the second chamber.
Preferably, the top plate comprises a top panel and an insulating layer, and the air duct is a cavity formed by the insulating layer and the bottom plate.
Preferably, a metal heat-conducting plate is disposed on the bottom plate, and the metal heat-conducting plate is exposed to the second chamber.
Preferably, an air outlet communicated with the air duct is formed in the drawer cover plate, and the air outlet is communicated to the outside of the low-temperature drawer.
Preferably, a through hole leading to the second chamber is formed on the bottom plate, and the air duct communicates with the second chamber through the through hole.
Preferably, the drawer cover is provided with a seal on its underside, by which the drawer cover is in sealing contact with the corresponding drawer body portion of the second chamber.
Preferably, an air inlet communicated with the air duct is formed in the drawer cover plate, and an air door corresponding to the air inlet is arranged on the drawer cover plate of the ventilation and heat exchange device.
Preferably, the low-temperature drawer further comprises slideways arranged on two opposite side walls of the drawer body, and the partition board slides along the slideways to adjust the space size of the first chamber and the space size of the second chamber.
Furthermore, the utility model also provides a refrigeration plant, refrigeration plant includes above arbitrary one the low temperature drawer.
The technical scheme of the utility model, because the low temperature drawer includes the drawer body and forms first cavity and second cavity through the baffle, the ventilation and heat exchange device that can cover the second cavity is connected with freezer or walk-in evaporimeter and is connected with the gaseous and the gaseous heat exchange in the second cavity that can introduce freezer or walk-in evaporimeter, owing to can follow freezer or walk-in evaporimeter and directly introduce low temperature gas (the low temperature gas in freezer and walk-in evaporimeter is generally lower temperature than the low temperature gas in cold-stored wind channel), so realize the medium temperature at first cavity, when high temperature, also can effectively guarantee to realize the low temperature in the second cavity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a drawer body in a low temperature drawer according to the present invention;
FIG. 2 is a schematic view of one embodiment of a cryogenic drawer of the present invention;
FIG. 3 is a schematic view of the cryogenic drawer of the present invention;
FIG. 4 is a schematic view of a drawer cover of the present invention;
FIG. 5 is a cross-sectional view of a drawer cover of the present invention;
fig. 6 is an enlarged view of a portion a in fig. 5.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | Drawer body | 2 | The first chamber |
| 3 | Second chamber | 4 | Partition board |
| 5 | Cold source assembly | 6 | Drawer cover plate |
| 7 | Air duct | 11 | Air inlet |
| 12 | Air outlet | 13 | Air door |
| 21 | Top panel | 22 | Heat insulation layer |
| 23 | Metal heat conductionBoard | 24 | Base plate |
| 25 | Sealing ring | 26 | Air duct |
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 and 2, a cryogenic drawer, wherein the cryogenic drawer comprises: the drawer comprises a drawer body 1, a drawer cover plate 6, a partition plate 4 and a ventilation and heat exchange device, wherein the drawer cover plate 6 covers the opening side of the drawer body 1 to form an accommodating space, and the accommodating space forms a first cavity 2 and a second cavity 3 through the partition plate 4; the ventilation and heat exchange means is connected to the freezing or refrigerating chamber evaporator so that the gas introduced into the freezing or refrigerating chamber evaporator can be heat-exchanged with the gas in the second chamber 3. The partition plate 4 can specifically divide the drawer body 1 into a front cavity and a rear cavity, that is, the first cavity 2 can be a front drawer chamber, and the second cavity 3 can be a rear drawer chamber. The refrigerating chamber evaporator is particularly located in the cold source assembly 5. It is understood that the low-temperature drawer of the present embodiment is applied to a refrigeration device, such as a refrigerator, a freezer, an ice chest, or a wine chest, and the low-temperature drawer of the present embodiment is described by taking the application to a refrigerator as an example.
The technical scheme of the utility model in, the low temperature drawer includes drawer body 1 and forms first cavity 2 and second cavity 3 through baffle 4, ventilation and heat exchange device is connected with freezer or walk-in evaporator in order to introduce the gas of freezer or walk-in evaporator and the gaseous heat exchange in the second cavity 3, owing to can follow freezer or walk-in evaporator direct introduction low temperature gas (the low temperature gas in freezer and walk-in evaporator is the lower temperature than the low temperature gas in cold-stored wind channel usually), so realize the medium temperature at first cavity 2, when high temperature, also can effectively guarantee to realize the low temperature in the second cavity 3, specifically, the medium temperature that first cavity 2 realized can indicate about 10 ℃, high temperature can indicate about 20 ℃.
According to the utility model discloses a concrete embodiment, drawer cover 6 includes roof, bottom plate 24 and sets up the wind channel 26 between roof and bottom plate 24, wind channel 26 and ventilation and heat exchange device intercommunication, and wind channel 26 introduces the gaseous and the gaseous heat exchange in the second cavity 3 of freezer or walk-in evaporimeter. Specifically, the air duct 26 leading to the evaporator of the freezing chamber or the refrigerating chamber is formed inside the drawer cover 6, and when the drawer cover 6 covers the second chamber 3, the projected area of the air duct 26 on the corresponding bottom surface of the second chamber 3 is greater than 1/2 of the area of the bottom surface. Since the projected area of the air duct 26 on the bottom surface corresponding to the second chamber 3 is greater than 1/2, after the air of the evaporator of the freezing chamber or the refrigerating chamber enters the air duct 26, it can be ensured that the air duct 26 and the second chamber 3 have a larger heat exchange area, so that the temperature of the second chamber 3 is relatively uniform.
Further preferably, when the drawer cover 6 covers the second chamber 3, the air duct 26 may cover the second chamber 3, that is, when the projected area of the air duct 26 on the corresponding bottom surface of the second chamber 3 is greater than 100% of the area of the bottom surface, so as to greatly enhance the uniformity of the temperature of the second chamber. Of course, the present invention is not limited to this, and for example, 2/3 or 4/5 in which the projected area of the air duct 26 on the bottom surface corresponding to the second chamber 3 is larger than the area of the bottom surface is also possible.
Referring to fig. 5 and 6, in a more specific embodiment of the drawer cover 6, the top plate includes a top panel 21 and an insulating layer 22, and the air duct 26 is a cavity formed by the insulating layer 22 and the bottom plate 24. The air duct 26 is communicated with the ventilation and heat exchange device to introduce the gas of the freezing chamber or the refrigerating chamber evaporator to exchange heat with the gas in the second chamber 3, and because the low-temperature gas can be directly introduced from the freezing chamber or the refrigerating chamber evaporator (the low-temperature gas in the freezing chamber and the refrigerating chamber evaporator is generally lower than the low-temperature gas in the refrigerating air duct), and the heat preservation layer 22 covering the air duct 26 can greatly reduce the heat exchange between the cold air inside the air duct 26 and the outside of the low-temperature drawer, so that the utilization rate of cold energy is improved.
In the above embodiment, the bottom plate 24 is provided with the metal heat-conducting plate 23, and the metal heat-conducting plate 23 is exposed to the second chamber 3. That is, the drawer cover 6 includes a top panel 21, a heat insulating layer 22, a metal heat conducting plate 23 and a bottom plate 24 stacked in sequence from top to bottom, wherein a cavity formed by the heat insulating layer 22 and the metal heat conducting plate 23 is an air duct 26. The insulation layer 22 serves as an insulation and the top and bottom plates 24 serve as a fixing structure. Meanwhile, referring to fig. 4, the bottom plate 24 is configured as a cross beam frame structure so that the upper metal heat-conducting plate 23 can be exposed to the second chamber 3, and the metal heat-conducting plate 23 may be a single piece covering the bottom plate 24 or a single piece embedded in the bottom plate 24 and made of the bottom plastic plate 24.
According to the utility model discloses a specific embodiment is provided with metal heat conduction board 23 on the bottom plate 24, and metal heat conduction board 23 exposes in second cavity 3. After the air of the freezing chamber or the refrigerating chamber evaporator enters the air duct 26, the temperature 23 of the metal heat conducting plate is reduced, and the metal heat conducting plate 23 refrigerates the second chamber 3 through the radiation cold conduction effect. Meanwhile, the temperature fluctuation in the second chamber 3 can be reduced by radiation cold conduction, and the second chamber 3 can be moisturized at the same time, so that the moisture cannot be taken away by cold air. To the material of metal heat-conducting plate, the utility model discloses be not limited to this, the metal sheet can change into the panel of other suitable materials.
Different from the above-mentioned through holes, referring to fig. 3, another embodiment of the present invention is that the drawer cover 6 is formed with an air outlet 12 communicated with the air duct 26, and the air outlet 12 is led to the outside of the drawer. The air outlet 12 is used for discharging air after the radiation cooling of the metal heat conducting plate 23 is completed.
In another embodiment of the present invention, a through hole leading to the second chamber 3 is formed on the bottom plate 24, and the air duct 26 is communicated with the second chamber 3 through the through hole. The through holes can enable cold air in the air duct 26 to directly enter the second chamber 3 for heat exchange, and heat exchange efficiency is enhanced.
According to the utility model discloses a concrete embodiment, 6 undersides of drawer apron can set up the sealing member, and drawer apron 6 passes through the partial sealing contact of drawer body 1 that sealing member and second cavity 3 correspond. The sealing element is preferably a sealing ring 25 (e.g. a rubber sealing ring) with sealing performance, and the sealing ring 25 can play a role of heat preservation, so as to prevent the external cold air from conducting heat with the second chamber 3 and exchanging cold and hot air.
More specifically, referring to fig. 3, an air inlet 11 communicated with an air duct 26 is formed on the drawer cover 6, the air inlet 11 is communicated with a freezer or refrigerator evaporator through an air duct 7, and the size and position of the air duct 7 can be set according to the temperature requirement of the second chamber 3 to control the air inlet amount. The ventilation and heat exchange device is provided with an air door 13 corresponding to the air inlet 11 on the drawer cover plate 6, a temperature sensor can be arranged in the second chamber 3 or at the bottom of the drawer cover plate 6, and the opening and closing of the air door 13 are controlled by the temperature sensor so as to control the refrigeration of the second chamber 3.
In addition, baffle 4 is the heated board, and drawer body 1 cladding has the insulating layer. The heat insulating layer may be provided on the outer wall surface of the drawer body 1 or on the inner wall surface of the drawer body 1, and the heat insulating layer may maintain the temperature of the first chamber 2 and prevent heat transfer and heat exchange with the second chamber 3.
According to the utility model discloses a specific embodiment, low temperature drawer is still including setting up the slide on the both sides wall that drawer body 1 is relative, and baffle 4 slides in order to adjust the space size of first cavity 2 and second cavity 3 along the slide. The user can adjust the space size of first chamber 2 and second chamber 3 according to actual demand in order to satisfy the demand of storage article to the temperature.
According to another aspect of the present invention, there is also provided a refrigeration device, wherein the refrigeration device includes the above low-temperature drawer. Because this refrigeration plant has included the utility model provides a low temperature drawer, so this refrigeration plant also possesses the utility model provides a whole advantages of low temperature drawer.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A cryogenic drawer, comprising:
a drawer body;
the drawer cover plate covers the opening side of the drawer body to form an accommodating space;
the partition plate divides the accommodating space into a first chamber and a second chamber;
and the ventilation heat exchange device is connected with the freezing chamber or the refrigerating chamber evaporator so as to lead the gas of the freezing chamber or the refrigerating chamber evaporator to exchange heat with the gas in the second chamber.
2. The low-temperature drawer according to claim 1, wherein the drawer cover comprises a top plate, a bottom plate and an air duct arranged between the top plate and the bottom plate, the air duct is communicated with the ventilation and heat exchange device, and the air introduced into the evaporator of the freezing chamber or the refrigerating chamber is in heat exchange with the air in the second chamber.
3. The cryogenic drawer of claim 2 wherein the top plate comprises a top panel and an insulating layer, and the air duct is a cavity formed by the insulating layer and the bottom plate.
4. The cryogenic drawer of claim 3 wherein the bottom plate has a metal thermally conductive plate disposed thereon, the metal thermally conductive plate being exposed to the second chamber.
5. The low-temperature drawer according to claim 4, wherein an air outlet communicated with the air duct is formed in the drawer cover plate, and the air outlet is opened to the outside of the low-temperature drawer.
6. The cryogenic drawer of claim 3 wherein the floor has a through hole formed therein leading to the second chamber, the plenum communicating with the second chamber through the through hole.
7. The cryogenic drawer of any one of claims 1 to 6 wherein a seal is provided on the underside of the drawer cover, the drawer cover being in sealing contact with a corresponding drawer body portion of the second chamber via the seal.
8. The low-temperature drawer as claimed in any one of claims 2 to 6, wherein an air inlet communicated with the air duct is formed on the drawer cover plate, and the ventilation and heat exchange device is provided with a damper corresponding to the air inlet on the drawer cover plate.
9. The cryogenic drawer of any one of claims 1 to 6 further comprising slides disposed on opposite side walls of the drawer body, the partition sliding along the slides to adjust the amount of space between the first and second chambers.
10. Refrigeration device, characterized in that it comprises a cryogenic drawer according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920432995.7U CN209820011U (en) | 2019-03-29 | 2019-03-29 | Low temperature drawer and refrigeration plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920432995.7U CN209820011U (en) | 2019-03-29 | 2019-03-29 | Low temperature drawer and refrigeration plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820011U true CN209820011U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920432995.7U Active CN209820011U (en) | 2019-03-29 | 2019-03-29 | Low temperature drawer and refrigeration plant |
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| Country | Link |
|---|---|
| CN (1) | CN209820011U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446798A (en) * | 2020-03-24 | 2021-09-28 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
| CN113446800A (en) * | 2020-03-24 | 2021-09-28 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
-
2019
- 2019-03-29 CN CN201920432995.7U patent/CN209820011U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446798A (en) * | 2020-03-24 | 2021-09-28 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
| CN113446800A (en) * | 2020-03-24 | 2021-09-28 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
| WO2021190013A1 (en) * | 2020-03-24 | 2021-09-30 | 合肥美的电冰箱有限公司 | Fresh-keeping device and refrigerator |
| CN113446800B (en) * | 2020-03-24 | 2022-05-31 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
| CN113446798B (en) * | 2020-03-24 | 2022-12-06 | 合肥华凌股份有限公司 | Fresh-keeping device and refrigerator |
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