CN107120896B - Evaporator overhead type refrigeration equipment - Google Patents
Evaporator overhead type refrigeration equipment Download PDFInfo
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- CN107120896B CN107120896B CN201710110847.9A CN201710110847A CN107120896B CN 107120896 B CN107120896 B CN 107120896B CN 201710110847 A CN201710110847 A CN 201710110847A CN 107120896 B CN107120896 B CN 107120896B
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- refrigeration
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- evaporator
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 108
- 238000005192 partition Methods 0.000 claims abstract description 88
- 238000009434 installation Methods 0.000 claims abstract description 17
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 230000002441 reversible effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000007710 freezing Methods 0.000 description 16
- 230000008014 freezing Effects 0.000 description 16
- 238000001816 cooling Methods 0.000 description 10
- 238000007664 blowing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000638 solvent extraction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
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
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling 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
- 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
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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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/003—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with respect to movable containers
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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
- F25D23/02—Doors; Covers
- F25D23/028—Details
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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
- F25D23/06—Walls
- F25D23/065—Details
-
- 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Abstract
The invention discloses an evaporator overhead type refrigeration device, which comprises a box body and a door body, wherein a storage space is formed in the box body, an evaporator is arranged at the top of the storage space, a cover plate is arranged outside the evaporator, an installation cavity is formed between the cover plate and the top of the storage space, a main air supply channel for conveying cold air generated by the evaporator to the storage space is arranged in the box body, and at least one socket is also arranged in a refrigeration variable area of the main air supply channel; the refrigeration equipment also comprises a detachable clapboard, the clapboard is used for being arranged in the refrigeration variable region to divide the storage space into a main refrigeration chamber and a variable chamber, and the clapboard is also used for being inserted into a corresponding socket to partition the main air supply channel; the refrigerating apparatus further includes an auxiliary air supply passage for delivering cool air generated by the evaporator to the variable compartment after the main air supply passage is blocked. The manufacturing cost of the refrigeration equipment is reduced, the control process is simplified, and the operation reliability is improved.
Description
Technical Field
The invention relates to refrigeration equipment, in particular to refrigeration equipment with an overhead evaporator.
Background
At present, refrigeration equipment (such as a refrigerator or an ice chest and the like) is a household appliance commonly used in daily life. In the actual use process, because the storage requirements of users are different, the space of the freezing chamber or the refrigerating chamber is completely used up, and the space of the refrigerating chamber or the freezing chamber has a lot of surplus phenomena. Chinese patent application No. 201610611992.0 discloses an air-cooled refrigerator with adjustable and interchangeable refrigerating and freezing volumes, which specifically comprises: set up mutually independent cold-stored wind channel and freezing wind channel in the box, the size of freezer and walk-in is changed through the position of adjustment baffle, and wherein, cold-stored wind channel and freezing wind channel dispose a plurality of controllable air doors respectively, and the position correspondence of installation baffle in the box is provided with trigger switch, and every trigger switch is used for starting the temperature sensor who corresponds position department and opens and close original temperature sensor. By last knowing, two wind channels among the above-mentioned technical scheme all dispose controllable air door in the air outlet department of the different positions department of box, and, all need dispose the temperature sensor who corresponds to each position of baffle installation, the controllable air door action in the wind channel that refrigeration plant's controller produced according to the signal control that trigger switch and temperature sensor produced, refrigeration plant need dispose a plurality of temperature sensor and controllable air door, this whole cost of manufacture that leads to refrigeration plant is higher, in addition, the controller need come the temperature sensor that the switch corresponds according to trigger switch, the control process is loaded down with trivial details and the operational reliability is relatively poor. The invention aims to solve the technical problem of how to design a refrigeration device which is low in manufacturing cost, simple to control and high in operation reliability.
Disclosure of Invention
The invention provides a refrigeration device with an overhead evaporator, which reduces the manufacturing cost of the refrigeration device, simplifies the control process and improves the operation reliability.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the refrigeration equipment with the top-mounted evaporator is characterized by comprising a box body and a door body arranged on the box body, wherein a storage space is formed in the box body, the top of the storage space is provided with the evaporator, a cover plate is arranged outside the evaporator, an installation cavity is formed between the cover plate and the top of the storage space, the storage space is divided into a main refrigeration area and a refrigeration variable area which are arranged up and down, a main air supply channel for conveying cold air generated by the evaporator to the storage space is arranged in the box body, and at least one socket is arranged in the refrigeration variable area of the main air supply channel;
the refrigeration equipment also comprises a detachable clapboard which is used for being arranged in the refrigeration variable region to divide the storage space into a main refrigeration chamber and a variable chamber and is also used for being inserted into the corresponding socket to partition the main air supply channel;
the refrigerating apparatus further includes an auxiliary air supply passage for delivering cool air generated by the evaporator to the variable compartment after the main air supply passage is blocked.
Further, the refrigeration equipment also comprises an auxiliary return air channel for conveying the air in the variable compartment to the main refrigeration compartment or the mounting cavity.
Furthermore, the auxiliary return air channel is arranged in the box body, or the auxiliary return air channel is arranged on the door body.
Furthermore, the auxiliary air supply channel is arranged in the box body, an air guide channel used for being communicated with the main air supply channel is arranged in the partition plate, and an inlet and an outlet of the air guide channel are arranged on the surface, facing the main refrigerating area, of the partition plate.
Furthermore, the auxiliary air supply channel penetrates through the partition plate, an air inlet of the auxiliary air supply channel is communicated with the main refrigerating chamber, and an air outlet of the auxiliary air supply channel is communicated with the variable chamber.
Furthermore, the main air supply channel is respectively provided with auxiliary ventilation openings at two sides of the socket, the front surface and the back surface of the partition plate are both provided with air deflectors, the partition plate is also provided with a through hole, and the through hole is positioned between the two air deflectors; after the partition board is inserted into the socket, the air deflector covers the outer side of the corresponding auxiliary ventilation opening, wherein the auxiliary ventilation opening in the main refrigeration compartment forms an air inlet of the auxiliary air supply channel, and the auxiliary ventilation opening in the variable compartment forms an air outlet of the auxiliary air supply channel.
Furthermore, a storage groove used for containing the partition plate is arranged at the position, opposite to the refrigerating variable area, on the door body.
Furthermore, a convex insertion plate used for being inserted into the insertion opening is arranged on one side edge of the partition plate.
Furthermore, a sealing strip is arranged on the periphery of the convex inserting plate; and after the convex inserting plate is inserted into the corresponding inserting hole, the sealing strip seals the side wall of the corresponding section position of the main air supply channel.
Furthermore, a turnover wind shield is arranged in the socket; be provided with the deep bead the socket is not inserting during the evagination picture peg, the deep bead part or whole covers the socket, and is inserting behind the evagination picture peg, the evagination picture peg supports and leans on the deep bead, the deep bead upset cuts off main air supply channel.
Compared with the prior art, the invention has the advantages and positive effects that: the detachable partition plates are arranged in the box body, after the partition plates are installed in the box body, the partition plates can divide the box body into a plurality of mutually independent storage compartments on one hand, and can also partition the main air supply channel on the other hand, so that the main air supply channel does not need to directly supply air to the variable compartments, the partition plates can not only play a role in partitioning the storage space to obtain refrigerating spaces with different volumes, but also can also play a role in partitioning cold air transmission of the main air supply channel to adjust the temperature of different refrigerating compartments, in addition, the temperature of the variable compartments can be more accurately adjusted by matching with the auxiliary air supply channel, compared with the prior art that the controllable air doors are respectively arranged at the air outlets of the refrigerating air channel and the freezing air channel, the use amount of the controllable air doors and the temperature sensor can be effectively reduced, and the manufacturing cost; in addition, the partition plate directly partitions the main air supply channel in a mechanical mode without adopting a controllable air door, so that the control process can be effectively simplified, and the operation reliability is 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 schematic structural diagram of a refrigeration apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged, fragmentary schematic view of an embodiment of the refrigeration unit of the present invention;
FIG. 3 is a schematic diagram of a main supply air duct in an embodiment of a refrigeration appliance of the present invention;
FIG. 4 is a schematic structural diagram of a second embodiment of the refrigeration apparatus of the present invention;
FIG. 5 is a third schematic structural view of an embodiment of the refrigeration unit of the present invention;
FIG. 6 is a fourth schematic structural view of the refrigeration unit of the present invention;
FIG. 7 is a schematic structural diagram of a fifth embodiment of the refrigeration unit of the present invention;
FIG. 8 is a sixth schematic structural view of an embodiment of the refrigeration unit of the present invention;
FIG. 9 is a seventh schematic structural view of the refrigeration unit of the present invention;
FIG. 10 is a schematic structural diagram eight of the refrigeration unit of the present invention;
fig. 11 is a sectional view of an auxiliary supply duct and an auxiliary return duct of the refrigeration apparatus according to the embodiment of the present invention.
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.
Example one
As shown in fig. 1 to fig. 3, the refrigeration device of the present embodiment includes a box body 1 and a door body 2 disposed on the box body 1, a storage space is formed in the box body 1, and an installation cavity 10 for installing an evaporator 3 is disposed in the box body 1, and further includes:
a main air supply channel 11 for conveying the cold air generated by the evaporator 3 to the storage space;
and the partition plate 4 is used for dividing the storage space into a main refrigeration chamber 100 and at least one variable chamber 200, and the partition plate 4 is also used for partitioning the main air supply channel 11 to directly supply air to the variable chamber 200.
Specifically, in the actual use process of the refrigeration apparatus of the present embodiment, when a user needs to change the volume of refrigeration, the partition plate 4 may be installed in the storage space, the partition plate 4 divides the storage space into the main refrigeration compartment 100 and the variable compartment 200 on the one hand, and at the same time, the partition plate 4 also cuts off the main air supply channel 11, so that the main air supply channel 11 cannot directly convey the cold air generated by the evaporator 3 into the variable compartment 200, for the variable compartment 200, if the demand amount of the refrigeration space is small, the partition plate 4 may be adjusted to change the volumes of the main refrigeration compartment 100 and the variable compartment 200, the main refrigeration compartment 100 is still used for normal refrigeration (cold storage or freezing), and the variable compartment 200 may be used only as the storage, for the goods whose storage temperature is normal temperature, may be stored in the variable compartment 200, and the volume of the main refrigeration compartment 100 that requires the refrigeration amount is reduced, the running time of the refrigeration equipment is greatly shortened, and the running power and energy consumption are reduced. Meanwhile, the partition plate 4 partitions the main air supply channel 11 in a mechanical mode instead of being controlled and adjusted by using a controllable air door, so that the using amount of the controllable air door can be greatly reduced, the manufacturing cost is reduced, and the control process is simplified.
Further, along the air flow direction of main air supply channel 11, the storing space divide into main refrigeration district and refrigeration variable area, main refrigeration district is located the space that main refrigeration compartment 100 formed, main air supply channel 11 is respectively in along the air flow direction main refrigeration district with be provided with air outlet 111 in the refrigeration variable area, main air supply channel 11 still is provided with at least one and is used for the cartridge baffle 4 in order to cut off main air supply channel 11's socket 112, socket 112 is located in the refrigeration variable area. Specifically, each air outlet 111 of the main air supply channel 11 is used for outputting cold air into the storage space, and after the partition board 4 is inserted into the corresponding socket 112, along the airflow flowing direction, the air outlet 111 located behind the socket 112 into which the partition board 4 is inserted cannot directly output cold air continuously outwards, wherein the end of the partition board 4 can be completely inserted into the socket 112, or a convex insertion plate (not shown) for inserting into the socket 112 is arranged on one side of the partition board 4, the convex insertion plate is used for blocking the main air supply channel 11 on one hand, and can be used for positioning and installing the partition board 4 on the other hand, and a sealing strip (not shown) is arranged on the periphery of the convex insertion plate; after the outer convex insertion plate is inserted into the corresponding insertion opening 112, the sealing strip seals the side wall of the main air supply channel 11 at the position corresponding to the section. Alternatively, a wind deflector (not shown) that can be turned upside down is provided in the socket 112; when the partition plate 4 is not inserted, the part or the whole of the wind shield covers the socket 112 so as to reduce the release amount of cold air at the socket 112, and after the partition plate 4 is inserted, the partition plate 4 abuts against the wind shield, the wind shield overturns and cuts off the main air supply channel 11, and the partition plate 4 is used for driving the wind shield to rotate so as to cut off the main air supply channel 11; and according to the refrigeration requirement of the main refrigeration compartment 100, when equipment with larger refrigeration capacity requirement is required, the width of the socket 112 can be increased, so that after the partition plate 4 is inserted into the socket 112, an air outlet part for conveying cold air to the main refrigeration compartment 100 is formed between the partition plate 4 and the edge of the socket 112. The main refrigeration area is located in the main refrigeration compartment 100, and the main refrigeration compartment 100 may further include a partial refrigeration variable area according to the position of the partition plate 4.
Further, there are various forms for the manner in which the partition 4 is installed in the storage space, such as: the inner wall of the storage space is provided with a plurality of mounting grooves (not shown) for mounting the partition plates 4, the mounting grooves are located in the refrigerating variable region, the partition plates 4 are inserted into the mounting grooves, on one hand, the partition plates 4 can be mounted and positioned, and on the other hand, the mounting grooves can seal the connecting surfaces between the partition plates 4, so that the temperature insulation capacity between the main refrigerating chamber 100 and the variable chamber 200 is improved. Preferably, in order to fully utilize the heat preservation function of the partition plate 4, a storage groove 21 for containing the partition plate 4 is arranged at a position, opposite to the refrigeration variable region, on the door body 2, and specifically, when the partition plate 4 is not used, the partition plate 4 is placed in the storage groove 21, so that the partition plate 4 is convenient to store on one hand, and on the other hand, the thickness of the partition plate 4 at the corresponding position of the door body 2 can be increased, so that the heat preservation performance is improved; for example: the periphery of the partition plate 4 is provided with a sealing ring, and the partition plate can be tightly clamped in the storage groove 21 so as to improve the sealing performance between the partition plate 4 and the door body 2 and reduce the loss of cold energy; after the partition plate 4 is arranged in the storage space, the storage groove 21 on the door body 2 can also be used for storing other articles, so that the space utilization rate is improved.
Still further, an air guide channel 40 for communicating with the main air supply channel 11 is arranged in the partition plate 4, and an inlet and an outlet of the air guide channel 40 are arranged on the surface of the partition plate 4 facing the main refrigerating area. Specifically, when the main air blowing passage 11 is cut off, the air guide passage 40 can extend the air blowing distance of the main air blowing passage 11, and the air guide passage 40 can continue to convey cool air into the main compartment 100, thereby improving the cooling efficiency of the main compartment 100. In order to achieve accurate temperature adjustment, the refrigeration equipment is further provided with a first temperature sensor for detecting the temperature of the main refrigeration compartment 100 and a second temperature sensor for detecting the temperature of the variable compartment 200, and the specific installation position and manner of the temperature sensors are not limited.
In the refrigeration equipment, the detachable partition plate is arranged in the box body, after the partition plate is installed in the box body, the partition plate can divide the box body into a plurality of mutually independent storage compartments on one hand, and can also partition the main air supply channel on the other hand, so that the main air supply channel does not need to directly supply air to the variable compartments, the partition plate can not only be used for partitioning the storage space to obtain refrigeration spaces with different volumes, but also can be used for partitioning the cold air transmission of the main air supply channel to adjust the temperature of different refrigeration compartments, and compared with the prior art in which the controllable air doors are respectively arranged at the air outlets of the cold storage air channel and the freezing air channel, the use amount of the controllable air doors and the temperature sensors can be effectively reduced, so that the manufacturing cost is reduced; in addition, the partition plate directly partitions the main air supply channel in a mechanical mode without adopting a controllable air door, so that the control process can be effectively simplified, and the operation reliability is improved.
As shown in fig. 4, based on the above technical solution, optionally, in order to realize that the variable compartment meets the requirement of refrigeration and accurately control the refrigeration temperature of the variable compartment, the refrigeration apparatus of this embodiment further includes an auxiliary air supply channel 12 for conveying cold air generated by the evaporator 3 to the variable compartment 200 after the main air supply channel 11 is blocked. Specifically, after the partition plate 4 blocks the main air supply passage 11 to supply cold air to the variable compartment 200, the cold air can be supplied to the variable compartment 200 through the auxiliary air supply passage 12, and the temperature of the variable compartment 200 can be independently set according to the storage requirement, so that the variable compartment 200 can store articles in a refrigerated manner. Taking a refrigerator as an example, in a conventional state, the storage space is in a frozen state, when the quantity of the demand of a user for the freezing volume becomes small, the partition plate 4 is installed, the storage space is divided into the main refrigerating chamber 100 and the variable chamber 200, wherein the main refrigerating chamber 100 is further continuously used for freezing articles, and the variable chamber 200 independently supplies cold air through the auxiliary air supply channel 12 to meet the requirement of cold storage, so that in the actual use process, the user can adjust the volume of the storage space at different refrigerating temperatures according to the demand of the user. The auxiliary air supply channel 12 can be configured with a controllable air door according to the requirement so as to realize accurate temperature adjustment.
The arrangement of the auxiliary air supply channel 12 may be in various manners, which will be exemplified below with reference to the accompanying drawings:
first, the auxiliary blowing path 12 may be provided in the cabinet 1. Specifically, an auxiliary air supply passage 12 is formed in the cabinet 1, and the auxiliary air supply passage 12 extends along the main air supply passage 11, wherein an air outlet and an air inlet of the auxiliary air supply passage 12 can be set as required, for example: as shown in fig. 4, the air inlet of the auxiliary air supply channel 12 is communicated with the main air supply channel 11, and the cold air in the main air supply channel 11 can be conveyed into the auxiliary air supply channel 12, or, as shown in fig. 5, the air inlet of the auxiliary air supply channel 12 is communicated with the main cooling compartment 100, and the cold air in the main cooling compartment 100 is directly conveyed into the auxiliary air supply channel 12; meanwhile, as shown in fig. 4, the air outlet of the auxiliary air supply channel 12 communicates with the portion of the main air supply channel 11 located in the variable compartment 200, and the cold air conveyed by the auxiliary air supply channel 12 is finally discharged through the air outlet of the main air supply channel 11 located in the variable compartment 200, or, as shown in fig. 5, the auxiliary air supply channel 12 may directly communicate with the variable compartment 200, the whole auxiliary air supply channel 12 is independent of the main air supply channel 11, and the air outlet of the auxiliary air supply channel 12 is disposed in the variable compartment 200.
Second, the auxiliary air supply passage 12 may be provided on the partition plate 4. As shown in fig. 6, the partition 4 is provided with an auxiliary blowing passage 12 for guiding cool air to the variable compartment 200. Specifically, supplementary air supply passageway 12 sets up on baffle 4, installs at the storing space back at baffle 4, and supplementary air supply passageway 12 on the baffle 4 intercommunication main refrigeration district or the main air supply passageway 11 that the intercommunication is located main refrigeration district. The concrete entity of the auxiliary air supply channel 12 may be a through hole penetrating through the partition 4 and communicating the variable compartment 200 with the main cooling compartment 100, or the auxiliary air supply channel 12 may be a ventilation pipe, an air inlet of which communicates with the main cooling compartment 100 or an air outlet of the main air supply channel 11 located in the main cooling compartment 100. Of course, the auxiliary air supply channel 12 may also adopt a combined structure, specifically: the main air supply channel 11 is provided with auxiliary ventilation openings (not marked) on two sides of the socket respectively, the front surface and the back surface of the partition plate 4 are provided with air deflectors 41, the partition plate 4 is also provided with a through hole 42, and the through hole 42 is positioned between the two air deflectors 41; after the partition board 4 is inserted into the insertion opening, the air deflector 41 covers the outside of the corresponding auxiliary ventilation opening, wherein the auxiliary ventilation opening located in the main cooling compartment 100 forms an air inlet of the auxiliary air supply channel 12, and the auxiliary ventilation opening located in the variable compartment 200 forms an air outlet of the auxiliary air supply channel 12. Further, the inner side edge of the air deflector 41 is hinged to the partition plate 4, the outer side edge of the air deflector 41 is provided with an arc-shaped flanging structure, a return spring (not shown) is further arranged between the air deflector 41 and the partition plate 4, when the partition plate 4 is inserted into the corresponding socket, the arc-shaped flanging structure of the air deflector 41 abuts against the inner wall of the storage space, the air deflector 41 is opened after the arc-shaped flanging structure is stressed, and after the partition plate 4 is detached, the air deflector 41 abuts against the surface of the partition plate 4 under the action of the return spring so as to be stored. Preferably, under the condition that supplementary air supply passageway 12 configured with controllable air door, be provided with in the socket and be used for triggering the trigger switch of second temperature sensor work, still be provided with in the socket be used for to the power supply socket of controllable air door power supply, still be provided with on baffle 4 with power supply socket complex power supply connects, and is specific, after baffle 4 inserted in the socket, supplies power to the controllable air door in supplementary air supply passageway 12 through the power supply socket, and the break-make of power supply socket can be controlled by second temperature sensor's trigger signal.
And thirdly, the auxiliary air supply channel 12 can be arranged on the door body 2. The auxiliary air supply channel 12 can also be installed on the door body 2 according to the need, and the specific air supply process is not described herein again.
As can be seen from the above, the temperature of the variable compartment 200 can be controlled better by providing the auxiliary air supply passage in cooperation with the controllable damper and the temperature sensor.
Based on the above technical solution, optionally, for the variable compartment 200, in order to obtain a lower cooling temperature and accelerate the air flow in the variable compartment 200, an auxiliary return air channel for conveying the air in the variable compartment 200 to the main cooling compartment 100 or the installation cavity 10 needs to be configured, and the auxiliary return air channel may also be provided with a controllable damper for control as required.
The arrangement mode of the auxiliary return air channel can be various modes, and the following modes are exemplified by combining the accompanying drawings:
first, an auxiliary return air passage 13 may be provided in the case 1. As shown in fig. 7, an auxiliary return air duct 13 is provided in the case 1. Specifically, the auxiliary return air channel 13 is formed in the box 1, and the auxiliary return air channel 13 extends along the main air supply channel 11, wherein the air outlet and the return air inlet of the auxiliary return air channel 13 can be set as required, the return air inlet of the auxiliary return air channel 13 communicates with the variable compartment 200, and the air outlet of the auxiliary return air channel 13 can communicate with the main refrigeration compartment 100 and can also directly communicate with the installation cavity 10.
Second, the auxiliary return air passage 43 may be provided on the partition 4. As shown in fig. 6, the auxiliary return air duct 43 is a through hole provided on the side of the partition 4 close to the door body 2, and the return air of the variable compartment 200 enters the main compartment 100.
And thirdly, the auxiliary return air channel 22 can be arranged on the door body 2. As shown in fig. 5, an auxiliary return air passage 22 is formed in the door body 2, the auxiliary return air passage 22 spanning the main compartment 100 and the variable compartment 200.
As can be seen from the above, by providing the auxiliary return air passage in cooperation with the controllable damper and the temperature sensor, the air flow of the variable compartment 200 can be accelerated, thereby satisfying the low-temperature refrigeration requirement of the variable compartment 200.
Based on the above technical solution, optionally, as shown in fig. 8, a plurality of partition plates 4 are disposed in the storage space, thereby forming a plurality of variable compartments 200. Specifically, in the case of using a plurality of partition plates 4, the auxiliary air supply duct 12 is similarly provided with a corresponding air outlet for each variable compartment 200 in the refrigeration equipment using the auxiliary air supply duct 12, and the auxiliary air return duct 13 is similarly provided with a corresponding air return opening for each variable compartment 200 in the refrigeration equipment using the auxiliary air return duct 13. In the actual use process, the temperature of different variable chambers 200 can be controlled to be different according to the needs, so as to obtain more refined temperature zone setting.
In the above-described embodiment, when the auxiliary air supply duct 12 and the auxiliary return air duct 13 are provided in the casing 1, the auxiliary air supply duct 12 and the main air supply duct 11 may be attached to each other, and heat dissipation fins may be provided on the inner sides of the side walls attached to each other, so that heat exchange may be performed between the auxiliary air supply duct 12 and the main air supply duct 11 to lower the cooling temperature of the variable compartment 200. Similarly, as shown in fig. 11, the auxiliary air supply channel 12 and the auxiliary air return channel 13 are attached to each other, and the inner sides of the side walls attached to each other are respectively provided with the heat dissipation fins 120 and 130, the auxiliary air supply channel 12 can exchange heat with the auxiliary air return channel 13, and exchange heat between air channels is performed, so that the outlet temperature of the supplied air is increased, the outlet temperature of the air return is reduced, the increase of the outlet temperature of the supplied air can avoid the cold storage air from freezing food at the cold storage air outlet, and the reduction of the outlet temperature of the air return can avoid the influence of high temperature on the quality of the frozen food, so as to improve the storage effect of the variable compartment 200 of the.
Similarly, the refrigeration apparatus can be divided into an evaporator top type and an evaporator bottom type according to the installation position of the evaporator 3. Specifically, as shown in fig. 5, the evaporator 3 is disposed at the top of the box body 1, a cover plate (not labeled) is disposed outside the evaporator 3, an installation cavity 10 is formed between the cover plate and the top of the storage space, the storage space is divided into a main refrigeration area and a refrigeration variable area which are arranged up and down, and for the equipment of the overhead evaporator, a fan 31 is not required to be disposed in the installation cavity 10 by utilizing the principle that cold air flows down, so that the air circulation flow is realized through natural convection. As shown in fig. 9, the evaporator 3 is disposed at the bottom of the cabinet 1, the storage space is divided into a variable refrigeration area and a main refrigeration area which are arranged up and down, the evaporator 3 is disposed in the main refrigeration area at the back of the storage space, a cover plate is disposed outside the evaporator 3, a mounting cavity 10 is formed between the cover plate and the back of the storage space, and after the evaporator 3 is disposed at the bottom, a fan 31 must be disposed in order to circulate air in the storage space, especially, sufficient cold air is obtained in the upper variable compartment 200.
Example two
Based on the first embodiment, as shown in fig. 10, the difference from the first embodiment is that: a plurality of independent storage spaces are formed in the box body 1, and at least one storage space is designed according to the arrangement mode in the first embodiment.
Specifically, for a refrigeration device adopting a plurality of independent storage spaces, two adjacent storage spaces are separated by a middle beam 5, and each storage space can be provided with a corresponding door body 2, or a plurality of storage spaces share the same door body 2. Taking a conventional refrigerator as an example: the refrigerator body comprises two storage spaces, wherein one storage space is a freezing chamber, and the other storage space is a refrigerating chamber; a center sill 5 is arranged between the freezing chamber and the refrigerating chamber, and a partition plate 4 and corresponding auxiliary air supply channels 12 and auxiliary air return channels 22 can be arranged in the freezing chamber and/or the refrigerating chamber according to requirements.
The installation cavity 10 may be installed on the center sill 5, the installation cavity 10 is located in the freezing chamber, the center sill 5 is further provided with a refrigerating return air inlet 51 communicating the refrigerating chamber with the installation cavity, and for the manner in which the installation cavity 10 is installed on the center sill 5, reference may be made to the description of the overhead installation of the evaporator 3. Similarly, the mounting cavity 10 may be located on a side wall of the freezing chamber, and a refrigerating return air channel is further provided between the mounting cavity 10 and the refrigerating chamber, which may refer to the description of the bottom-mounted evaporator 3.
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 refrigeration equipment with the top-mounted evaporator is characterized by comprising a box body and a door body arranged on the box body, wherein a storage space is formed in the box body, the top of the storage space is provided with the evaporator, a cover plate is arranged outside the evaporator, an installation cavity is formed between the cover plate and the top of the storage space, the storage space is divided into a main refrigeration area and a refrigeration variable area which are arranged up and down, a main air supply channel for conveying cold air generated by the evaporator to the storage space is arranged in the box body, and at least one socket is arranged in the refrigeration variable area of the main air supply channel;
the refrigeration equipment also comprises a detachable clapboard which is used for being arranged in the refrigeration variable region to divide the storage space into a main refrigeration chamber and a variable chamber and is also used for being inserted into the corresponding socket to partition the main air supply channel;
the refrigerating apparatus further includes an auxiliary air supply passage for delivering cool air generated by the evaporator to the variable compartment after the main air supply passage is blocked.
2. The overhead evaporator refrigeration unit of claim 1 further comprising an auxiliary return air duct for conveying air in the variable compartment to the main refrigeration compartment or the mounting cavity.
3. The overhead evaporator type refrigeration appliance according to claim 2, wherein the auxiliary return air passage is provided in the cabinet, or the auxiliary return air passage is provided in the door body.
4. The overhead evaporator type refrigeration equipment as claimed in claim 1, wherein the auxiliary air supply passage is arranged in the box body, an air guide passage for communicating with the main air supply passage is arranged in the partition plate, and an inlet and an outlet of the air guide passage are arranged on the surface of the partition plate facing the main refrigeration area.
5. The evaporator overhead refrigeration unit of claim 1 wherein the auxiliary air supply duct extends through the partition, an air inlet of the auxiliary air supply duct communicates with the primary refrigeration compartment, and an air outlet of the auxiliary air supply duct communicates with the variable compartment.
6. The overhead evaporator type refrigeration equipment according to claim 1, wherein the main air supply channel is provided with auxiliary vents at two sides of the socket respectively, air deflectors are arranged on the front and back surfaces of the partition plate, and a through hole is formed in the partition plate and positioned between the two air deflectors; after the partition board is inserted into the socket, the air deflector covers the outer side of the corresponding auxiliary ventilation opening, wherein the auxiliary ventilation opening in the main refrigeration compartment forms an air inlet of the auxiliary air supply channel, and the auxiliary ventilation opening in the variable compartment forms an air outlet of the auxiliary air supply channel.
7. The overhead evaporator type refrigeration equipment as claimed in claim 1, wherein a storage groove for holding the partition is provided at a position opposite to the variable refrigeration area on the door body.
8. The evaporator overhead refrigeration unit of claim 1 wherein one side of said partition is provided with a male plugboard for insertion into said outlet.
9. The evaporator overhead refrigeration unit of claim 8 wherein the outer perimeter of said male insert plate is provided with a sealing strip; and after the convex inserting plate is inserted into the corresponding inserting hole, the sealing strip seals the side wall of the corresponding section position of the main air supply channel.
10. The evaporator overhead refrigeration unit of claim 8 wherein a reversible wind deflector is disposed in the socket; be provided with the deep bead the socket is not inserting during the evagination picture peg, the deep bead part or whole covers the socket, and is inserting behind the evagination picture peg, the evagination picture peg supports and leans on the deep bead, the deep bead upset cuts off main air supply channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110847.9A CN107120896B (en) | 2017-02-28 | 2017-02-28 | Evaporator overhead type refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110847.9A CN107120896B (en) | 2017-02-28 | 2017-02-28 | Evaporator overhead type refrigeration equipment |
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| CN107120896A CN107120896A (en) | 2017-09-01 |
| CN107120896B true CN107120896B (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710110847.9A Active CN107120896B (en) | 2017-02-28 | 2017-02-28 | Evaporator overhead type refrigeration equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107560267B (en) * | 2017-09-06 | 2020-03-10 | 合肥美的电冰箱有限公司 | Air-cooled refrigerator |
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|---|---|---|---|---|
| JPH08114380A (en) * | 1994-10-18 | 1996-05-07 | Matsushita Refrig Co Ltd | Refrigerator |
| JP2000180040A (en) * | 1998-12-18 | 2000-06-30 | Fujitsu General Ltd | Electric refrigerator |
| CN1119604C (en) * | 1998-11-25 | 2003-08-27 | Lg电子株式会社 | Bulkhead structure for refrigerator |
| DE102011002646A1 (en) * | 2011-01-13 | 2012-07-19 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigerator has cooling chamber and evaporator unit arranged on wall of cooling chamber, where partition plate is provided in cooling chamber and has air-stream-proof end with wall |
| CN103026155A (en) * | 2010-07-26 | 2013-04-03 | 伊莱克斯家用产品公司 | Multi-compartment refrigerating apparatus for storing fresh food at different temperatures |
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2017
- 2017-02-28 CN CN201710110847.9A patent/CN107120896B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08114380A (en) * | 1994-10-18 | 1996-05-07 | Matsushita Refrig Co Ltd | Refrigerator |
| CN1119604C (en) * | 1998-11-25 | 2003-08-27 | Lg电子株式会社 | Bulkhead structure for refrigerator |
| JP2000180040A (en) * | 1998-12-18 | 2000-06-30 | Fujitsu General Ltd | Electric refrigerator |
| CN103026155A (en) * | 2010-07-26 | 2013-04-03 | 伊莱克斯家用产品公司 | Multi-compartment refrigerating apparatus for storing fresh food at different temperatures |
| DE102011002646A1 (en) * | 2011-01-13 | 2012-07-19 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigerator has cooling chamber and evaporator unit arranged on wall of cooling chamber, where partition plate is provided in cooling chamber and has air-stream-proof end with wall |
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| CN107120896A (en) | 2017-09-01 |
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Effective date of registration: 20201111 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER SPECIAL FREEZER Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER SPECIAL FREEZER Co.,Ltd. |
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