CN112556270A - Air-cooled horizontal cabinet - Google Patents
Air-cooled horizontal cabinet Download PDFInfo
- Publication number
- CN112556270A CN112556270A CN202010873510.5A CN202010873510A CN112556270A CN 112556270 A CN112556270 A CN 112556270A CN 202010873510 A CN202010873510 A CN 202010873510A CN 112556270 A CN112556270 A CN 112556270A
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- China
- Prior art keywords
- air
- air outlet
- horizontal cabinet
- cabinet body
- duct
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- 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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
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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
Abstract
The invention discloses an air-cooled horizontal cabinet, which comprises a horizontal cabinet body and a door body, wherein a bottom air return channel is arranged at the bottom of the horizontal cabinet body, the bottom air return channel is provided with a plurality of air outlets, and the sizes of at least two air outlets are different. The air-cooled horizontal cabinet can ensure that airflow at the bottom of the horizontal cabinet body smoothly flows and can improve the distribution uniformity of cooling capacity.
Description
Technical Field
The invention relates to refrigeration equipment, in particular to an air-cooled horizontal cabinet.
Background
At present, refrigeration equipment (refrigerators, freezers and the like) is a common electric appliance in daily life of people, and freezers are divided into horizontal freezers and vertical freezers, and the horizontal freezers are widely used due to large storage capacity. The conventional horizontal refrigerator usually adopts a direct cooling mode to refrigerate, but frost is easily formed in the refrigerator body in the using process, and the air-cooled horizontal refrigerator is gradually popularized in order to reduce the frost formed in the refrigerator body. Chinese patent nos. 201520524111.2 and 201520611759.3 disclose horizontal refrigerators using air cooling, respectively, which achieve air-cooled refrigeration of the horizontal refrigerators by providing an air outlet and an air return opening. However, since the internal volume of the horizontal refrigerator is large, stored articles are accumulated in the refrigerator, and thus, cold air does not smoothly circulate in the refrigerator, and the distribution of cold energy in different areas is not uniform, resulting in poor refrigeration effect. How to design an air-cooled refrigerator with uniform cold distribution and good refrigerating effect is the technical problem to be solved by the invention.
Disclosure of Invention
The invention provides an air-cooled horizontal cabinet, which realizes uniform cold quantity distribution of a refrigerator and improves the refrigeration effect.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the utility model provides a horizontal cabinet of forced air cooling, includes the horizontal cabinet body and the door body, the bottom of the horizontal cabinet body sets up bottom return air duct, bottom return air duct has a plurality of air outlets, and two at least air outlet size inequality.
Furthermore, an evaporation cavity is arranged on the horizontal cabinet body, an evaporator is arranged in the evaporation cavity, and the size of an air outlet close to the evaporation cavity is smaller than that of an air outlet far away from the evaporation cavity.
Further, in the direction of being close to the evaporation cavity to keeping away from the evaporation cavity, the size of a plurality of air outlets is getting bigger gradually.
Furthermore, a rack is arranged on the air outlet and is of a convex structure, the rack comprises an annular support and a carrying grid covering the upper part of the annular support, and the annular support is fixed at the bottom of the horizontal cabinet body and surrounds the periphery of the air outlet of the air return duct.
Further, the plurality of racks are arranged in a matrix.
Further, the upper part of the annular support forms a hollow structure.
Furthermore, the bottom of the horizontal cabinet body is provided with a plurality of air return channels arranged side by side, and the size of an air return opening of each air return channel is gradually reduced along the airflow flowing direction.
Furthermore, an end air return duct is arranged at one end of the horizontal cabinet body, the end air return duct is communicated with the air inlet of the evaporation cavity, and the bottom air return duct is communicated with the end air return duct.
Furthermore, an end air outlet channel is arranged at one end part of the horizontal cabinet body, side air outlet channels are respectively arranged on two side walls of the horizontal cabinet body, the end air outlet channel and the side air outlet channels are respectively communicated with an air outlet of the evaporation cavity, and the bottom air return channel is communicated with an air inlet of the evaporation cavity; the air outlet direction of the air outlet of the side air outlet channel and the air outlet direction of the air outlet of the end air outlet channel are arranged in a staggered mode.
Furthermore, the size of the air outlet of the side air outlet channel is gradually increased along the airflow flowing direction.
Compared with the prior art, the invention has the advantages and positive effects that: the smooth flowing of the airflow at the bottom of the horizontal cabinet body is ensured, and the distribution uniformity of the cooling capacity can be improved.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a first cross-sectional view of an embodiment of an air-cooled horizontal cabinet according to the present invention;
FIG. 2 is a second cross-sectional view of the horizontal air-cooled cabinet according to the embodiment of the present invention;
FIG. 3 is a schematic view of a rack of an embodiment of the air-cooled horizontal cabinet of the present invention;
FIG. 4 is a schematic structural view of a gravity curtain assembly in an embodiment of the horizontal air-cooled cabinet of the present invention;
FIG. 5 is a sectional view taken along line B-B of FIG. 4;
FIG. 6 is a schematic structural diagram of a magnetic control curtain assembly in an embodiment of the air-cooled horizontal cabinet of the present invention;
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6;
fig. 8 is a partially enlarged view of a region D in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the air-cooled horizontal cabinet of this embodiment includes a horizontal cabinet body 1 and a door body 2, an evaporation cavity is disposed on the horizontal cabinet body 1, a fan 4 and an evaporator 3 are disposed in the evaporation cavity, an end air outlet channel 11 is disposed at one end of the horizontal cabinet body 1, side air outlet channels 12 are disposed on two side walls of the horizontal cabinet body 1, an air return channel 13 is disposed at the bottom of the horizontal cabinet body, the end air outlet channel 11 and the side air outlet channels 12 are respectively communicated with an air outlet of the evaporation cavity, and the air return channel 13 is communicated with an air inlet of the evaporation cavity; the air outlet direction of the air outlet of the side air outlet duct 12 is staggered with the air outlet direction of the air outlet of the end air outlet duct 11, and the air outlet of the air return duct 13 is provided with a rack 14.
Particularly, this embodiment air-cooled horizontal cabinet sets up tip exhaust duct 11 at one end of the horizontal cabinet body 1, and set up lateral part exhaust duct 12 at both sides wall, thereby realize trilateral air supply, wherein, the air-out direction of tip exhaust duct 11 is towards the other end of the horizontal cabinet body 1, thereby make the cold wind of 11 air outlets of tip exhaust duct output can cover the whole cross section of the horizontal cabinet body 1, and the air-out direction of lateral part exhaust duct 12 sets up with the air-out direction of tip exhaust duct 11 is crisscross, the wind of 12 outputs at the lateral part exhaust duct strikes the wind of 11 outputs of tip exhaust duct, thereby form vortex air current in the inside of the horizontal cabinet body 1, vortex air current can guarantee that the horizontal cabinet body 1 longitudinal section keeps cold volume evenly distributed, thereby make the temperature in the horizontal cabinet body 1 keep evenly in order to improve refrigeration. The rack 14 on the air return duct 13 is convex corresponding to the bottom surface of the horizontal cabinet 1, and the rack 14 can carry stored articles on one hand and is used for returning air in the air return duct 13 on the other hand; preferably, the rack 14 is a convex structure, the rack 14 includes an annular bracket 141 and a carrying grid 142 covering the upper portion of the annular bracket 141, the annular bracket 141 is fixed at the bottom of the horizontal cabinet 1 and surrounds the periphery of the air outlet of the air return duct 13, a hollow structure 143 is formed at the upper portion of the annular bracket 141, and when the rack 14 carries objects, air return can be realized through both the carrying grid 142 and the hollow structure 143, so as to ensure smooth flow of airflow at the bottom of the horizontal cabinet 1; and the bottom of the horizontal cabinet body 1 is provided with a plurality of air return channels 13 arranged side by side, and the size of the air return inlet of each air return channel 13 is gradually reduced along the airflow flowing direction so as to further improve the distribution uniformity of the cooling capacity. In addition, the end air outlet duct 11 and the side air outlet duct 12 are located below the cabinet opening of the horizontal cabinet body 1, and cold air output from the end air outlet duct 11 and the side air outlet duct 12 sinks through heat exchange and then enters the evaporation cavity again from the air return duct 13 at the lower part by utilizing the principle that cold air naturally sinks. And the air outlet of the lateral air outlet duct 12 is gradually enlarged in size along the flowing direction of the air flow inside the lateral air outlet duct 12, the air return duct 13 is provided with a plurality of air return openings, and the sizes of the air return openings are gradually enlarged from the middle to the two sides, so that the air circulation at the two sides is ensured, and the temperature uniformity is improved.
Further, as shown in fig. 4 and 5, the end air outlet duct 11 and the side air outlet duct 12 are respectively connected with the air outlet of the evaporation cavity through the gravity air curtain assembly 5; the gravity air curtain assembly 5 comprises a first frame 51 and a first air curtain 52, a first air opening 511 is formed in the first frame 51, a first rotating shaft 521 is arranged at the upper part of the first air curtain 52, the first rotating shaft 521 is rotatably installed in the first frame 51, and the first air curtain 52 is used for shielding the first air opening 511. Specifically, during normal cooling, the airflow generated by the fan 4 overcomes the weight of the first air curtain 52, and blows the first air curtain 52 to supply air. And in the defrosting process of the evaporator 3, the fan 4 stops running, and under the action of gravity, the first air curtain 52 covers the first air port 511, so that heat generated by defrosting of the evaporator 3 is prevented from entering the horizontal cabinet body 1 through the air outlet channel, temperature fluctuation in the horizontal cabinet body 1 is prevented from being too large in the defrosting process, the refrigerating effect is effectively improved, and meanwhile, the cold loss can be reduced to reduce energy consumption. And the first frame 51 is installed in the corresponding end part air-out duct 11 and the side part air-out duct 12, or the first frame 51 is installed in the air outlet of the evaporation cavity. The first frame 51 may be an independent structural member, or may form an integral structural member with the corresponding end air outlet duct 11 and the side air outlet duct 12.
Further, as shown in fig. 6 to 8, in order to more effectively improve the uniformity of the distribution of the cooling capacity, a plurality of air outlets are disposed in the side air outlet duct 12 along the extending direction thereof, a magnetically controlled air curtain assembly 6 is disposed in the air outlet of each side air outlet duct 12, the magnetically controlled air curtain assembly 6 includes a second frame 61 and a second air curtain 62, a second air opening 611 is formed in the second frame 61, a second rotating shaft 621 is disposed on the upper portion of the second air curtain 62, the second rotating shaft 621 is rotatably mounted in the second frame 62, the second air curtain 62 is configured to shield the second air opening 611, a permanent magnet 63 is disposed on the lower portion of the second air curtain 62, and the second frame 61 is provided with an electromagnet 64 configured to cooperate with the permanent magnet 63. Specifically, the magnetically controlled curtain assembly 6 is similar in structural form to the gravity curtain assembly 5, and is different from the gravity curtain assembly 5 in that a permanent magnet 63 and an electromagnet 64 are used in cooperation to realize the opening and closing of the electrically controlled second curtain 62, and the opening angle of the second curtain 62, wherein a plurality of temperature sensors (not shown) are arranged in the horizontal cabinet 1 along the extending direction of the side air outlet duct 12, the temperature sensors are linked with the electromagnet 64 of the magnetically controlled curtain assembly 6 at corresponding positions, specifically, the temperature sensors at different positions are linked with at least one magnetically controlled curtain assembly 6 at corresponding positions, and when the temperature sensors detect that the temperature is higher than a set value, the electromagnet 64 applies a repulsive force to the permanent magnet 63, so as to increase the opening angle of the second curtain 62; on the contrary, the electromagnet 64 applies a small repulsive force or an attractive force to the permanent magnet 63, so that the opening angle of the second curtain 62 becomes small and even the second curtain 62 is closed. And in order to facilitate the installation of the permanent magnet 63 and the electromagnet 64, the second frame 61 is formed with a stepped surface 612 for positioning the second curtain 62 around the periphery of the second tuyere 611, and the electromagnet 64 is embedded in the stepped surface 612.
Compared with the prior art, the invention has the advantages and positive effects that: the side air outlets are respectively arranged on the two side walls of the horizontal cabinet body, the end air outlet is arranged at one end of the horizontal cabinet body, the air outlet direction of the side air outlet and the air outlet direction of the end air outlet are arranged in a staggered mode, the cross section of the whole horizontal cabinet body can be covered by cold air blown out from the end air outlet, cold energy can be settled downwards by utilizing the sinking principle of the cold air, meanwhile, the cold air blown out from the side air outlet can enable airflow in the horizontal cabinet body to form vortex, therefore, the balance of cold energy distribution on the longitudinal section of the horizontal cabinet body can be guaranteed, the air circulation flow in the horizontal cabinet body is realized by matching with the bottom air return duct, the temperature distribution in the horizontal cabinet body is uniform, the uniform cold energy distribution of the refrigerator is realized, and.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. The utility model provides an air-cooled horizontal cabinet, its characterized in that includes the horizontal cabinet body and the door body, the bottom of the horizontal cabinet body sets up bottom return air duct, bottom return air duct has a plurality of air outlets, and two at least air outlet size inequality.
2. The air-cooled horizontal cabinet according to claim 1, wherein an evaporation cavity is arranged on the horizontal cabinet body, an evaporator is arranged in the evaporation cavity, and the size of an air outlet close to the evaporation cavity is smaller than that of an air outlet far away from the evaporation cavity.
3. The horizontal air-cooled cabinet according to claim 2, wherein the plurality of air outlets are gradually increased in size in a direction from the evaporation cavity to a direction away from the evaporation cavity.
4. The air-cooled horizontal cabinet according to any one of claims 1 to 3, wherein a rack is arranged on the air outlet, the rack is of a convex structure, the rack comprises a ring-shaped bracket and a carrying grid covering the upper part of the ring-shaped bracket, and the ring-shaped bracket is fixed at the bottom of the horizontal cabinet body and surrounds the periphery of the air outlet of the return air duct.
5. The air-cooled horizontal cabinet of claim 4, wherein the plurality of racks are arranged in a matrix.
6. The air-cooled horizontal cabinet according to claim 4, wherein the upper part of the annular bracket is formed with a hollow structure.
7. The air-cooled horizontal cabinet according to claim 1, wherein a plurality of air return ducts are arranged side by side at the bottom of the horizontal cabinet body, and the size of the air return opening of each air return duct is gradually reduced along the airflow direction.
8. The air-cooled horizontal cabinet according to claim 2, wherein an end air return duct is arranged at one end of the horizontal cabinet body, the end air return duct is communicated with the air inlet of the evaporation cavity, and the bottom air return duct is communicated with the end air return duct.
9. The air-cooled horizontal cabinet according to claim 2, wherein an end air outlet channel is arranged at one end of the horizontal cabinet body, side air outlet channels are respectively arranged at two side walls of the horizontal cabinet body, the end air outlet channel and the side air outlet channels are respectively communicated with the air outlet of the evaporation cavity, and the bottom air return channel is communicated with the air inlet of the evaporation cavity; the air outlet direction of the air outlet of the side air outlet channel and the air outlet direction of the air outlet of the end air outlet channel are arranged in a staggered mode.
10. The air-cooled horizontal cabinet according to claim 9, wherein the size of the air outlet of the side air outlet duct is gradually increased along the airflow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010873510.5A CN112556270A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal cabinet |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010873510.5A CN112556270A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal cabinet |
| CN201710134253.1A CN107131695A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal counter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710134253.1A Division CN107131695A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112556270A true CN112556270A (en) | 2021-03-26 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010873510.5A Pending CN112556270A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal cabinet |
| CN201710134253.1A Pending CN107131695A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal counter |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710134253.1A Pending CN107131695A (en) | 2017-03-08 | 2017-03-08 | Air-cooled horizontal counter |
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| CN (2) | CN112556270A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965957B (en) * | 2017-11-15 | 2023-10-13 | 澳柯玛股份有限公司 | Air-cooled refrigerator |
| CN109084507A (en) * | 2018-06-15 | 2018-12-25 | 青岛海尔特种电冰柜有限公司 | Air-cooled horizontal counter |
| CN109307394A (en) * | 2018-08-06 | 2019-02-05 | 青岛海尔特种电冰柜有限公司 | Horizontal type wind-cooling refrigerating cabinet |
| CN109307393A (en) * | 2018-08-06 | 2019-02-05 | 青岛海尔特种电冰柜有限公司 | Horizontal type wind-cooling refrigerating cabinet |
| CN110150912B (en) * | 2019-06-17 | 2022-03-04 | 河南千年冷链设备有限公司 | Direct-cooling service type refrigerated display cabinet |
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| CN2126649Y (en) * | 1992-07-01 | 1993-01-27 | 虞同健 | Duct structure of single-door intermittent cooling type refrigerator |
| EP0539736A1 (en) * | 1991-10-04 | 1993-05-05 | Whirlpool Europe B.V. | Chest freezer or the like, comprising a freezing compartment in which a forced air circulation is provided |
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| DE3215627A1 (en) * | 1982-04-27 | 1983-11-03 | Paul Hettler | Refrigerating-bomb circulating system with sales automation |
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2017
- 2017-03-08 CN CN202010873510.5A patent/CN112556270A/en active Pending
- 2017-03-08 CN CN201710134253.1A patent/CN107131695A/en active Pending
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| EP0539736A1 (en) * | 1991-10-04 | 1993-05-05 | Whirlpool Europe B.V. | Chest freezer or the like, comprising a freezing compartment in which a forced air circulation is provided |
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| CN107131695A (en) | 2017-09-05 |
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