CN220489478U

CN220489478U - Freezing air duct assembly of refrigerator

Info

Publication number: CN220489478U
Application number: CN202322139219.7U
Authority: CN
Inventors: 王娜
Original assignee: Qingdao Kejunda Industry And Trade Co ltd
Current assignee: Qingdao Kejunda Industry And Trade Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-02-13
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to the technical field of refrigerator air channels and discloses a refrigerator freezing air channel assembly, which comprises an air channel backboard, wherein an evaporator and a fixing plate are fixed on the surface of the air channel backboard, a connecting seat is arranged on the surface of the fixing plate, two electric heaters are arranged on the surface of the air channel backboard, the electric heaters are arranged on the surface of the air channel backboard, two side plates are fixed at the bottom of the fixing plate, a top plate is fixed at the top of the fixing plate, the surface of the top plate penetrates through the connecting seat, mounting plates are fixed on two sides of the fixing plate, a flow guide pipe is arranged below the mounting plate, and a flow guide plate is fixed on the inner wall of the flow guide pipe; according to the utility model, the liquid flow formed by melting the frost layer can be collected by the liquid receiving shell, so that water flow generated by melting the frost layer can not directly flow to the ground, and an operator can conveniently detach the liquid receiving shell, so that water flow accumulated in the liquid receiving shell can be cleaned conveniently.

Description

Freezing air duct assembly of refrigerator

Technical Field

The utility model relates to the technical field of refrigerator air channels, in particular to a refrigerator freezing air channel assembly.

Background

The air-cooled refrigerator is favored by consumers because of the advantages of high refrigerating speed, good temperature uniformity, no need of manual defrosting and the like, however, the air-cooled frostless refrigerator has a refrigerating cycle and a defrosting cycle in the normal use process, and in the refrigerating cycle process, the fin evaporator melts a frost layer on the evaporator through heat exchange and circulation of food moisture in a refrigerator room, so as to maintain the normal refrigerating function of the refrigerator, and the defrosting heater is started to generate heat to melt the frost layer on the evaporator, thereby realizing automatic defrosting, namely the defrosting working cycle of the air-cooled refrigerator. However, the electric heater is usually disposed at the bottom of the evaporator, and when the frost layer on the surface of the evaporator melts to form a liquid flow, the liquid flows into the electric heater to affect the operation of the electric heater, so that serious safety hazards are caused.

Through searching, as disclosed in Chinese patent literature, a refrigerator freezing air duct component [ publication number: CN212566460U ]. The refrigerator freezing air duct assembly comprises an air duct backboard, an evaporator, a fixing plate, a side plate, an electric heater and a connecting seat, wherein the evaporator and the fixing plate are fixedly arranged in the air duct backboard, and the fixing plate is positioned at the upper part of the evaporator; the two ends of the fixed plate are respectively provided with a connecting seat, the end parts of the electric heaters are connected with the connecting seats, and the electric heaters are arranged along the vertical direction and are respectively positioned at two sides of the evaporator; the tip fixed connection curb plate of fixed plate, electric heater are located between evaporimeter and the curb plate, and the curb plate sets up along vertical direction, can improve the efficiency of melting of the frost layer in the evaporimeter left and right sides through setting up the electric heater in the evaporimeter both sides, and electric heater's link is located the upper portion of evaporimeter, prevents then that the frost layer from melting the electric heater that the liquid stream that forms from entering to inside, improves safety protection then, and the curb plate that sets up can make the steam that forms by electric heater heat transfer downwards carry, improves steam utilization efficiency and then improves defrosting efficiency.

The device disclosed in this patent protects the electric heater through the fixed plate, makes the liquid stream that the frost layer formed melt can not contact with the electric heater, but the device can not collect the rivers of drip, can make the rivers that the frost layer melts flow into subaerial along the wind channel backplate like this to lead to the surrounding environment to receive the rivers influence, brought inconvenience for the user.

Disclosure of Invention

The utility model aims to provide a refrigerator freezing air duct assembly, which enables a liquid receiving shell to collect liquid flow formed by melting a frost layer, so that the water flow generated by melting the frost layer does not directly flow to the ground, and an operator can conveniently detach the liquid receiving shell, so that the accumulated water flow in the liquid receiving shell is convenient to clean.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a refrigerator freezing wind channel subassembly, includes the wind channel backplate, the fixed surface of wind channel backplate has evaporimeter and fixed plate, the surface mounting of fixed plate has the connecting seat, the surface mounting of wind channel backplate has two electric heaters, electric heater and connecting seat are installed mutually, the bottom of fixed plate is fixed with two curb plates, the top of fixed plate is fixed with the roof, the surface of roof runs through the connecting seat, the both sides of fixed plate all are fixed with the mounting panel, the below of mounting panel is provided with the honeycomb duct, the inner wall of honeycomb duct is fixed with the guide plate, the surface mounting of wind channel backplate has the casing, the spout has been seted up on the surface of casing, and the surface sliding connection of spout has the slider, the top of slider is fixed with receipts liquid shell.

Preferably, the guide plate is arranged in a spiral structure, and the surface of the top plate is arranged in an angle inclined structure.

Preferably, the surface of casing has seted up the cavity, the inside of cavity is provided with compression spring, compression spring's bottom and the inner wall fixed connection of casing, compression spring's top is fixed with the stopper, the constant head tank that a plurality of cooperation stopper used has been seted up to the inside of slider.

Preferably, the two sides of the surfaces of the mounting plate and the flow guide pipe are both fixed with connecting plates, and the mounting plate and the flow guide pipe are detachably connected through the connecting plates by using bolts.

Preferably, the top of stopper is semi-circular structure setting, and the shape of constant head tank and stopper looks adaptation.

Preferably, a first baffle is fixed at the top of the top plate, and a second baffle is fixed at the top of the mounting plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arrangement of the liquid receiving shell, the flow guide pipe, the mounting plate, the top plate and other structures, the liquid receiving shell can collect liquid flow formed by melting the frost layer, the top plate can guide the water flow above the surface of the air duct back plate, and then the water flow is conveyed into the liquid receiving shell through the flow guide pipe, so that the water flow generated by melting the frost layer can not directly flow onto the ground, and an operator can conveniently detach the liquid receiving shell, so that the accumulated water flow in the liquid receiving shell is conveniently cleaned.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional perspective view of the present utility model;

FIG. 3 is a schematic view of a partial cutaway perspective structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 at a.

In the figure: 1. an air duct backboard; 2. an evaporator; 3. a fixing plate; 4. a housing; 5. a side plate; 6. a connecting seat; 7. a top plate; 8. an electric heater; 9. a mounting plate; 10. a flow guiding pipe; 11. a liquid receiving shell; 12. a slide block; 13. a chamber; 14. a compression spring; 15. a limiting block; 16. a deflector; 17. a connecting plate; 18. a first baffle; 19. and a second baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a freezing air duct assembly of a refrigerator comprises an air duct backboard 1, an evaporator 2 and a fixing plate 3 are fixed on the surface of the air duct backboard 1, a connecting seat 6 is arranged on the surface of the fixing plate 3, two electric heaters 8 are arranged on the surface of the air duct backboard 1, the electric heaters 8 are installed on the connecting seat 6, two side plates 5 are fixed on the bottom of the fixing plate 3, a top plate 7 is fixed on the top of the fixing plate 3, the surface of the top plate 7 penetrates through the connecting seat 6, mounting plates 9 are fixed on two sides of the fixing plate 3, a flow guide pipe 10 is arranged below the mounting plates 9, a guide plate 16 is fixed on the inner wall of the flow guide pipe 10, a shell 4 is fixed on the surface of the air duct backboard 1, a sliding groove is formed on the surface of the shell 4, a sliding block 12 is connected on the surface of the sliding groove, a liquid collecting shell 11 is fixed on the top of the sliding block 12, the liquid collecting shell 11, the flow guide pipe 10, the mounting plates 9 and the top plate 7 are arranged in a structure, and the like, so that the liquid collecting shell 11 can melt liquid flow formed by melting a frost layer, the liquid flow can be guided by the top plate 7, and then the flow above the surface of the backboard 1 can be conveyed by the flow guide pipe 10, the liquid collecting shell 11 can not flow directly, and the frost can be removed from the liquid collecting shell 11, and can be removed from the inside the surface of the liquid collecting shell, thereby, and people can be convenient to clean.

The baffle 16 is arranged in a spiral structure, and the surface of the top plate 7 is arranged in an inclined angle structure, so that in the embodiment, through the design, the impact force generated when water flows down can be reduced, the noise generated when the water flows through the guide pipe 10 and contacts the liquid receiving shell 11 is reduced, and the water can flow into the mounting plates 9 at two sides more easily through the top surface of the top plate 7.

The cavity 13 has been seted up on the surface of casing 4, and the inside of cavity 13 is provided with compression spring 14, and compression spring 14's bottom and the inner wall fixed connection of casing 4, compression spring 14's top is fixed with stopper 15, and a plurality of constant head tanks that cooperate stopper 15 to use have been seted up to slider 12's inside, in this embodiment, through this kind of design for after stopper 15 enters into the constant head tank inside, slider 12 can receive spacing effect, thereby make receipts liquid shell 11 be difficult for breaking away from casing 4 surface.

The both sides on mounting panel 9 and honeycomb duct 10 surface all are fixed with connecting plate 17, and mounting panel 9 and honeycomb duct 10 use the bolt to dismantle through connecting plate 17 to be connected, in this embodiment, through this kind of design for operating personnel can dismantle the bolt on connecting plate 17 surface, thereby make mounting panel 9 and honeycomb duct 10 can dismantle, and then be convenient for go on and change the clearance to honeycomb duct 10.

The top of stopper 15 is semi-circular structure setting, and the shape of constant head tank and stopper 15 looks adaptation, in this embodiment, through this kind of design for stopper 15 when with slider 12 surface contact, stopper 15 can enter into inside cavity 13 more easily through self shape, makes compression spring 14 compress, and after stopper 15 removes one side of constant head tank, compression spring 14 can rebound, makes stopper 15 enter into the constant head tank inside, thereby makes slider 12 receive spacing effect more easily.

The top of roof 7 is fixed with first baffle 18, and the top of mounting panel 9 is fixed with second baffle 19, in this embodiment, through this kind of design for first baffle 18 and second baffle 19 can block for the rivers on roof 7 and mounting panel 9 surface, make rivers be difficult for breaking away from the one side surface of roof 7 and mounting panel 9.

Working principle: when the frost layer melts the liquid flow that forms, rivers can directly flow into to the liquid receiving shell 11 inside through the surface of wind channel backplate 1, the rivers that are located the fixed plate 3 top can flow into roof 7 surface along the surface of wind channel backplate 1 simultaneously, and can flow into the inside of both sides mounting panel 9 through the surface of roof 7, rivers can flow into honeycomb duct 10 through mounting panel 9 at this moment inside, make rivers can flow into to the liquid receiving shell 11 inside through guide plate 16, thereby make the frost layer melt the rivers that forms and can not directly flow into subaerial, and then rivers can not influence the surrounding environment, simultaneously when the liquid that needs to receive the liquid shell 11 inside to collect is handled, pulling liquid receiving shell 11, make liquid receiving shell 11 drive slider 12 break away from inside casing 4, thereby make liquid receiving shell 11 can separate with wind channel backplate 1 surface, make the operating personnel can normally clean the inside liquid of liquid receiving shell 11.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a freezing wind channel subassembly of refrigerator, includes wind channel backplate (1), its characterized in that: the utility model discloses a novel air duct back plate, including air duct backplate (1), connecting seat (6) are installed to the surface mounting of air duct backplate (1), two electric heaters (8) are installed to the surface mounting of fixed plate (3), electric heaters (8) are installed with connecting seat (6) mutually, the bottom of fixed plate (3) is fixed with two curb plates (5), the top of fixed plate (3) is fixed with roof (7), connecting seat (6) are run through on the surface of roof (7), the both sides of fixed plate (3) all are fixed with mounting panel (9), the below of mounting panel (9) is provided with honeycomb duct (10), the inner wall of honeycomb duct (10) is fixed with guide plate (16), the surface mounting of air duct backplate (1) has casing (4), the spout has been seted up on the surface of casing (4), and the surface sliding connection of spout has slider (12), the top of slider (12) is fixed with receipts liquid shell (11).

2. The refrigerator freezer air duct assembly of claim 1, wherein: the guide plate (16) is in a spiral structure, and the surface of the top plate (7) is in an angle inclined structure.

3. The refrigerator freezer air duct assembly of claim 1, wherein: the novel sliding block is characterized in that a cavity (13) is formed in the surface of the shell (4), a compression spring (14) is arranged in the cavity (13), the bottom of the compression spring (14) is fixedly connected with the inner wall of the shell (4), a limiting block (15) is fixed at the top of the compression spring (14), and a plurality of locating grooves matched with the limiting block (15) are formed in the sliding block (12).

4. The refrigerator freezer air duct assembly of claim 1, wherein: the two sides of the surfaces of the mounting plate (9) and the guide pipe (10) are respectively fixed with a connecting plate (17), and the mounting plate (9) and the guide pipe (10) are detachably connected through the connecting plates (17) by using bolts.

5. A refrigerator freezer air duct assembly according to claim 3, wherein: the top of stopper (15) is semi-circular structure setting, and the shape of constant head tank and stopper (15) looks adaptation.

6. The refrigerator freezer air duct assembly of claim 1, wherein: the top of roof (7) is fixed with first baffle (18), the top of mounting panel (9) is fixed with second baffle (19).