CN211476419U - Horizontal air-cooled refrigerator - Google Patents

Abstract

The utility model discloses a horizontal air-cooled refrigerator, which comprises a refrigerator body; the cabinet body still includes inner bag and tip return air apron, and tip return air apron includes: at least a plurality of rows of air return ports are arranged along the height direction of the end air return cover plate, and each row of air return ports at least comprises two air return ports; the first flow guiding rib is arranged close to a first row of return air inlets on the first side edge of the end portion return air cover plate, and a first gap is formed between at least two adjacent rows of return air inlets by the first flow guiding rib; the second flow guiding rib is arranged close to a second row of return air inlets on a second side edge opposite to the first side edge, and a second gap is formed between at least two adjacent rows of return air inlets by the second flow guiding rib; the length direction of first water conservancy diversion muscle and second water conservancy diversion muscle all follows the direction of height of tip return air apron, and first breach runs through the thickness direction of first water conservancy diversion muscle, and the second breach runs through the thickness direction of second water conservancy diversion muscle. The utility model is used for promote the return air homogeneity, improve the evaporimeter refrigeration effect.

Description

Horizontal air-cooled refrigerator

Technical Field

The utility model relates to a refrigeration plant technical field, concretely relates to horizontal forced air cooling freezer.

Background

Refrigeration equipment (refrigerators, freezers and the like) is a common electric appliance in daily life, 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 for refrigeration, but frost is easily formed in the refrigerator body in the using process, the horizontal air-cooled refrigerator has the advantage of frost-free and is widely popularized, and the frost-free mode is realized by collecting the frost on an evaporator and heating and discharging the frost.

When the horizontal air-cooled refrigerator works, the fan unit works to suck air with higher temperature from the storage space, the air with higher temperature can flow through the evaporator (with lower surface temperature) and becomes air with lower temperature, and then the air with lower temperature can be blown into the storage space, so that cold energy is provided for the storage space.

Except that setting up the return air inlet in the conventional return air apron, just be just front and/or back set up several strengthening ribs, played the effect of the effect and the effect of the small part water conservancy diversion of reinforcing return air apron's intensity, but to the return air apron of wind channel cross-section broad, the easy inhomogeneous of air flow in the return air channel leads to the amount of wind inhomogeneous through the evaporimeter to reduce the refrigeration effect of evaporimeter.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

An object of the utility model is to provide a horizontal air-cooled freezer for solve in the freezer return air apron return air inhomogeneous and influence the problem of evaporimeter refrigeration effect, promote the return air homogeneity, thereby improve evaporimeter refrigeration effect.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a horizontal air-cooled refrigerator comprises a refrigerator body; its characterized in that, the cabinet body still includes the inner bag and is close to the tip return air apron that a lateral wall of inner bag set up, tip return air apron includes: at least a plurality of rows of air return ports which are arranged along the height direction of the end air return cover plate, and each row of air return ports at least comprises two air return ports; the first flow guiding rib is arranged close to a first row of return air inlets on the first side edge of the end portion return air cover plate, and a first gap is formed between at least two adjacent rows of return air inlets by the first flow guiding rib and used for shunting the air part in the height direction of the end portion return air cover plate to the front and back directions of the horizontal air-cooled freezer; the second flow guiding ribs are arranged close to a second row of return air inlets on a second side edge opposite to the first side edge, and second gaps are formed between at least two adjacent rows of return air inlets by the second flow guiding ribs and used for shunting the air part in the height direction of the end return air cover plate to the front and back directions of the horizontal air-cooled refrigerator; the length direction of first water conservancy diversion muscle and second water conservancy diversion muscle is all followed the direction of height of tip return air apron, first breach runs through the thickness direction of first water conservancy diversion muscle, the second breach runs through the thickness direction of second water conservancy diversion muscle.

The horizontal air-cooled refrigerator comprises at least one row of top air return openings; a third notch is formed in the first flow guide rib close to the first side edge and close to a top air return port, and the third notch penetrates through the thickness direction of the first flow guide rib; and a fourth notch is formed at the position, close to the top air return opening, of the second flow guide rib close to the second side edge, and the fourth notch penetrates through the thickness direction of the second flow guide rib.

The horizontal air-cooled refrigerator comprises at least one row of air return openings, a plurality of rows of air return openings and a plurality of rows of air return openings, wherein the air return openings are arranged in the horizontal air-cooled refrigerator; the first row of air return inlets close to the first side edge of the end portion air return cover plate are provided with two first flow guide ribs which are parallel, and the second row of air return inlets close to the second side edge of the end portion air return cover plate are provided with two second flow guide ribs which are parallel.

As the horizontal air-cooled refrigerator, the two first flow guide ribs equally divide the length of each air outlet in the first row, and the two second flow guide ribs equally divide the length of each air outlet in the second row.

According to the horizontal air-cooled refrigerator, the first notch is formed at the position, located between two adjacent rows of air return openings, of each first flow guide rib, and the second notch is formed at the position, located between two adjacent rows of air return openings, of each second flow guide rib.

The horizontal air-cooled refrigerator is characterized in that the side surface of the end part air return cover plate facing to the space enclosed by the inner container is provided with at least one reinforcing rib.

According to the horizontal air-cooled refrigerator, the length direction of the reinforcing ribs is along the front-back direction of the horizontal air-cooled refrigerator.

As above-mentioned horizontal forced air cooling freezer, the cabinet body still includes: the bottom air return cover plate is arranged on the bottom plate of the inner container, one end of the bottom air return cover plate is connected with the bottom end of the end air return cover plate, and the evaporation cavity is arranged on the cabinet body; the end part air return cover plate and the side wall form an end part air return channel, the bottom air return cover plate and the bottom plate of the inner container form a bottom air return channel, and air flow returns to the air inlet of the evaporation cavity through the end part air return channel and the bottom air return channel in sequence.

According to the horizontal air-cooled refrigerator, the bottom air return cover plate faces the lower surface of the bottom plate of the inner container, at least one bottom flow guide rib is arranged on the lower surface of the bottom plate of the inner container at intervals, and the length direction of the bottom flow guide rib is along the left direction and the right direction of the horizontal air-cooled refrigerator.

According to the horizontal air-cooled refrigerator, the cross section of the bottom flow guide rib is U-shaped.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the tip return air apron is close to a lateral wall setting of inner bag, and its amount of wind through the return air inlet department of outside edge is less, and the amount of wind of return air inlet department between both sides edge is great, and when the amount of wind passes through the tip return air duct, the amount of wind in each return air duct that divides the return air duct by the water conservancy diversion muscle is inhomogeneous for the return air through tip return air apron is inhomogeneous, causes the return air to the evaporation cavity also inhomogeneous, influences evaporimeter and freezer refrigeration efficiency.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a first cross-sectional view of an embodiment of the horizontal air-cooled refrigerator of the present invention;

fig. 2 is a first perspective view of the end return air cover plate of the embodiment of the horizontal air-cooled refrigerator shown in fig. 1;

fig. 3 is a block diagram of a second view of an end return air cover in the embodiment of the horizontal air-cooled refrigerator shown in fig. 1;

fig. 4 is a first perspective view of the bottom return air cover in the embodiment of the horizontal air-cooled refrigerator shown in fig. 1;

fig. 5 is a second perspective view of the bottom return air cover in the embodiment of the horizontal air-cooled refrigerator shown in fig. 1.

Reference numerals:

100-horizontal air-cooled air cabinet, 10-inner container; 11-a base plate; 12-a first liner sidewall; 13-sloped sidewalls; 14-second liner side wall; 20-an interior space; 30-end air outlet cover plate; 40-an evaporation cavity; 50-an evaporator; 60-a fan set; 70-an air duct cover plate; 71-end air outlet cover plate; 72-end return air cover plate; 721/7211/7212-Top Return air opening; 722/7221/7222-middle return air inlet; 723/7231/7232-bottom return air inlet; 724-first flow guide ribs; 7241/7242-first gap 7243-third gap; 725-second flow guiding ribs; 7251/7252-second notch; 7253-fourth notch; 726-reinforcing rib; 727-pressing groove; 73-bottom air outlet cover plate; 731-bottom flow guiding ribs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In order to achieve uniform return air, as shown in fig. 1, the present embodiment relates to a horizontal air-cooled refrigerator 100. The horizontal air-cooled refrigerator 100 comprises a cabinet body, wherein an evaporation cavity 40 is arranged on the cabinet body, and an evaporator 50 is arranged in the evaporation cavity 40.

This embodiment cabinet body still includes case shell (not mark), inner bag 10 and wind channel apron subassembly 70 at least, and this inner bag 10 inlays and locates in this case shell, and can fill the foaming material between case shell and inner bag 10, and the loss of cold volume can be prevented in this foaming material inner bag 10. The inner bag 10 includes bottom plate 11 and a plurality of inner bag lateral wall, and inner bag 10 encloses into inner space 20, and bottom plate 11 is partly sunken to form slope lateral wall 13 to inner space 20, and bottom plate 11 of inner bag 10 is connected to slope lateral wall 13 one end, and first inner bag lateral wall 12 is connected to the other end, and here, first inner bag lateral wall 12 is one of a plurality of inner bag lateral walls 12 of inner bag 10, and the signal is the right side wall, and what is relative with first inner bag lateral wall 12 is second inner bag lateral wall 14, is the left side wall promptly.

As shown in fig. 1, the air duct cover plate assembly 70 is disposed in the inner container 10 and includes an end air outlet cover plate 71, an end air return cover plate 72 and a bottom air return cover plate 73, the end air outlet cover plate 71 is disposed close to the inclined side wall 13 and forms an evaporation cavity 40 with the inclined side wall 13, an evaporator 50 and a fan unit 60 are disposed in the evaporation cavity 40, and a space of the inner space 20 except the evaporation cavity 40 is a storage space. Specifically, the end portion air return cover plate 72 is disposed close to the second inner container side wall 14, the bottom portion air return cover plate 73 is disposed close to the bottom plate 11 of the inner container 10, the upper end of the end portion air outlet cover plate 71 abuts against the right side of the cabinet opening, the upper end of the end portion air return cover plate 72 abuts against the left side of the cabinet opening, the lower end of the end portion air outlet cover plate 71 abuts against the right end of the bottom portion air return cover plate 73, the lower end of the end portion air return cover plate 72 abuts against the right end of the bottom portion air return cover plate 73, the end portion air return cover plate 72 and the second inner container side wall 14 form an end portion air return duct, the bottom portion air return cover plate 73 and the bottom plate 11 form a bottom portion air return duct, as shown by an arrow in fig. 1, air sent out from the end portion air outlet duct is returned from the air return inlet of the end portion air return duct to the air inlet, thus, the air returning to the evaporation cavity 40 is sent to the storage space by the fan unit 60 after heat exchange of the evaporator 50, so as to refrigerate the articles stored in the storage space.

Because the tip return air apron 72 is close to the setting of second inner bag lateral wall 14, and is provided with the water conservancy diversion muscle along its direction of height on it, therefore the return air is when the wind along the direction of height of tip return air apron 72 flows from the top down, and the return air inlet that is close to the side edge of tip return air apron 72 is than other local amount of wind in the return air groove of dividing by the water conservancy diversion muscle, and it is inhomogeneous to lead to the amount of wind of following each return air groove return air for the amount of wind that reaches evaporimeter 50 is also inhomogeneous.

In order to solve the above problem, at least one first air guide rib 724 and at least one second air guide rib 725 are respectively arranged for two rows of air returns close to two side edges of the end portion air return cover plate 72, the number of the first air guide ribs 724 and the number of the second air guide ribs 725 depend on the number, the size and the arrangement position of the air returns, and the length directions of the first air guide ribs 724 and the second air guide ribs 725 are all along the height direction of the end portion air return cover plate 72. The first diversion rib 724 is formed with a first notch at least on the part between the return air inlets of two adjacent rows, and is used for shunting the air part passing through the end return air duct from top to bottom to the front and back direction of the refrigerator, especially at the position of the end return air cover plate 72 close to the first side edge thereof. Similarly, the second ribs 725 are formed with second notches at least in the portion between the air returns of two adjacent rows for diverting the portion of the air passing through the end return duct from top to bottom to the front and back of the refrigerator, especially at the position of the end return cover plate 72 near the second side edge thereof, wherein the first and second notches are formed at positions related to the positions of the air returns. In order to ensure uniform return air, the return air inlets on the end return air cover plate 72 are generally uniformly distributed, the sizes of the return air inlets are uniform, and the first flow guide ribs and the second flow guide ribs have the same structures.

The length direction of each air return opening can be along the front-back direction (namely the longitudinal direction) of the cabinet body or along the depth direction of the cabinet body, and preferably, the length direction of each air return opening can be along the front-back direction of the cabinet body.

Specifically, as shown in fig. 2 and fig. 3, three rows of air return inlets facing each other are formed in the end portion air return cover plate 72 along the height direction thereof, and each air return inlet includes a row of top air return inlets 721, a row of middle air return inlets 722 and a row of bottom air return inlets 723, each row of air return inlets includes two air return inlets, the length direction of each air return inlet is equal to the front and back direction of the cabinet body, and the row of top air return inlets 721, the row of middle air return inlets 722 and the row of bottom air return inlets 723 ensure the temperature uniformity in the cabinet body (as shown by arrows in fig. 1). As shown in fig. 2 and 3, top return air ports 7211 and 7212, middle return air ports 7221 and 7222, and bottom return air ports 7231 and 7232 are shown in fig. 2. The first row of return air inlets (i.e., the top return air inlet 7211, the middle return air inlet 7221 and the bottom return air inlet 7231) near one side edge of the end return air cover plate 72 are provided with two first guide ribs 724, the two first guide ribs 724 divide each return air inlet in the first row of return air inlets into three parts, preferably, in the present embodiment, the two first guide ribs 724 divide each return air inlet in the first row of return air inlets into three equal parts, a first notch 7241 is formed in the portion of each first guide rib 724 located between the top return air inlet 7211 and the middle return air inlet 7221, and a first notch 7242 is formed in the portion located between the middle return air inlet 7221 and the bottom return air inlet 7231. Similarly, the second row of return air inlets (i.e., the top return air inlet 7212, the middle return air inlet 7222 and the bottom return air inlet 7232) near the other side edge of the end return air cover plate 72 are provided with two second flow ribs 725 which divide each return air inlet of the second row of return air inlets into three, preferably, the two second flow ribs 725 divide each return air inlet of the second row of return air inlets into three equal parts, a second notch 7251 is formed in a portion of each second flow rib 725 between the top return air inlet 7212 and the middle return air inlet 7222, and a second notch 7252 is formed in a portion between the middle return air inlet 7222 and the bottom return air inlet 7232. In this embodiment, the first notches 7241 and 7242 both penetrate through the thickness direction of the first bead 724, the second notches 7251 and 7252 both penetrate through the thickness direction of the second bead 725, and the first notches 7241 and 7242 and the second notches 7251 and 7252 have the same shape and size. The arrow direction in fig. 3 shows a direction in which wind from top to bottom in the end return duct (as indicated by the arrow in the end return duct in fig. 1) is partially branched to the amount of wind in the front-rear direction of the cabinet through the first notches 7241 and 7242 and the second notches 7251 and 7252 when the first notches 7241 and 7242 and the second notches 7251 and 7252 are present. Thus, the end air return channel is divided into a plurality of rows of air return grooves by the first flow guide rib 724 and the second flow guide rib 725, the first row of air return inlets are taken as an example for explanation, and the air quantity in the air return grooves corresponding to the trisection middle parts in the top air return channel 7211, the middle air return channel 7221 and the bottom air return channel 7231 can be divided towards the air return grooves corresponding to the two side parts through the first gaps 7241 and 7242, so that the balance pressure in the air return channel is ensured, the air quantity in the air return channel is uniformly distributed, and the uniformity of the air return is facilitated.

Not only strengthen the intensity of tip return air apron 72 through setting up first water conservancy diversion muscle 724 and second water conservancy diversion muscle 725, but also realize the even effect of air volume return air in the tip return air flue for the amount of wind through evaporimeter 50 is even, both make full use of evaporimeter 50's refrigerating output, avoid evaporimeter 50 local excessive frosting again, influence its cold volume output.

Referring again to fig. 2 and 3, in this embodiment the end return air cover plate 72 is generally rectangular in shape and requires a set screw arrangement (not labeled) at the top corners to mount the end return air cover plate 72 to the second liner side wall 14. Therefore, in order to avoid the influence of the fixing screw structure on the distribution of the air volume to both sides, in the present embodiment, as shown in fig. 3, the first air guiding rib 724 closest to one side edge of the end return air cover plate 72 is formed with a third notch 7243 at a position close to the top return air inlet 7211, and the second air guiding rib 725 closest to the other side edge of the end return air cover plate 72 is formed with a fourth notch 7253 at a position close to the top return air inlet 7212, the third notch 7243 penetrates through the thickness direction of the first air guiding rib 724, and the fourth notch 7253 penetrates through the thickness direction of the second air guiding rib 725. Therefore, partial air quantity is favorably divided to the air return grooves on two sides at the top air return openings 7211 and 7212, and the problem of small air quantity in the air return grooves on two sides due to the arrangement of the fixing screw structures is reduced.

In order to enhance the strength of the end portion return air cover plate 72, as shown in fig. 2, at least one reinforcing rib is formed on the side surface of the end portion return air cover plate 72 facing the storage space, in this embodiment, three reinforcing ribs are provided, namely, an upper reinforcing rib, a middle reinforcing rib and a lower reinforcing rib, which are spaced apart from each other, and only one reinforcing rib 726 is marked in fig. 2, wherein the length direction of the reinforcing rib 726 is along the front-back direction of the cabinet body, which is perpendicular to the extending direction of the first flow guiding rib 724 and the second flow guiding rib 725, so as to enhance the overall. And a plurality of indentations, only one of which is designated 727 in fig. 2, are formed in the side of the end return air cover plate 72 facing the second liner side wall 14.

As shown in fig. 1, the air returning from the end air outlet channel returns to the air inlet of the evaporation cavity 40 through the bottom air return channel, and then the cold air after heat exchange is sent out of the storage space through the air outlet on the end air outlet cover plate 71 by the fan unit 60 through the heat exchange of the evaporator 50 in the evaporation cavity 40, so as to refrigerate the articles in the storage space. In the present embodiment, in order to further equalize the amount of return air, as shown in fig. 4 and 5, at least one bottom air guiding rib (only one bottom air guiding rib 731 is marked in fig. 5) is disposed on the side of the bottom return cover plate 73 facing the bottom plate 11 of the inner container 10, wherein the cross-sectional shape of the bottom air guiding rib is U-shaped, and the length direction of the bottom air guiding rib is along the airflow direction in the air duct. Five bottom water conservancy diversion muscle are formed with at the interval on this embodiment bottom return air apron 73, and the air current of carrying in the tip return air duct is followed in the evenly distributed, further makes the amount of wind through evaporimeter 50 even, both make full use of evaporimeter 50's refrigerating output, avoids evaporimeter 50 local excessive frosting again, influences its cold volume output.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims (10)

1. A horizontal air-cooled refrigerator comprises a refrigerator body; its characterized in that, the cabinet body still includes the inner bag and is close to the tip return air apron that a lateral wall of inner bag set up, tip return air apron includes:

at least a plurality of rows of air return ports which are arranged along the height direction of the end air return cover plate, and each row of air return ports at least comprises two air return ports;

the first flow guiding rib is arranged close to a first row of return air inlets on the first side edge of the end portion return air cover plate, and a first gap is formed between at least two adjacent rows of return air inlets by the first flow guiding rib and used for shunting the air part in the height direction of the end portion return air cover plate to the front and back directions of the horizontal air-cooled freezer;

the second flow guiding ribs are arranged close to a second row of return air inlets on a second side edge opposite to the first side edge, and second gaps are formed between at least two adjacent rows of return air inlets by the second flow guiding ribs and used for shunting the air part in the height direction of the end return air cover plate to the front and back directions of the horizontal air-cooled refrigerator;

the length direction of first water conservancy diversion muscle and second water conservancy diversion muscle is all followed the direction of height of tip return air apron, first breach runs through the thickness direction of first water conservancy diversion muscle, the second breach runs through the thickness direction of second water conservancy diversion muscle.

2. The horizontal air-cooled refrigerator according to claim 1, wherein the at least a plurality of rows of return air openings comprise at least a row of top return air openings; a third notch is formed in the first flow guide rib close to the first side edge and close to a top air return port, and the third notch penetrates through the thickness direction of the first flow guide rib; and a fourth notch is formed at the position, close to the top air return opening, of the second flow guide rib close to the second side edge, and the fourth notch penetrates through the thickness direction of the second flow guide rib.

3. The horizontal air-cooled refrigerator according to claim 2, wherein the at least a plurality of rows of air-returning openings further comprise a row of middle air-returning openings and a row of lower air-returning openings; the first row of air return inlets close to the first side edge of the end portion air return cover plate are provided with two first flow guide ribs which are parallel, and the second row of air return inlets close to the second side edge of the end portion air return cover plate are provided with two second flow guide ribs which are parallel.

4. The horizontal air-cooled refrigerator according to claim 3, wherein the two first air-guiding ribs equally divide the length of each of the first row of air outlets, and the two second air-guiding ribs equally divide the length of each of the second row of air outlets.

5. The horizontal air-cooled refrigerator according to claim 3 or 4, wherein the first notches are formed at positions of each first air-guiding rib between two adjacent rows of air-returning openings, and the second notches are formed at positions of each second air-guiding rib between two adjacent rows of air-returning openings.

6. The horizontal air-cooled refrigerator according to any one of claims 1 to 4, wherein at least one reinforcing rib is formed on a side of the end return air cover plate facing a space enclosed by the inner container.

7. The horizontal air-cooled refrigerator according to claim 5, wherein the length direction of the reinforcing ribs is along the front-rear direction of the horizontal air-cooled refrigerator.

8. The horizontal air-cooled refrigerator according to any one of claims 1 to 4, wherein the cabinet further comprises:

a bottom air return cover plate which is arranged on the bottom plate of the inner container and one end of which is connected with the bottom end of the end air return cover plate,

the evaporation cavity is arranged on the cabinet body;

the end part air return cover plate and the side wall form an end part air return channel, the bottom air return cover plate and the bottom plate of the inner container form a bottom air return channel, and air flow returns to the air inlet of the evaporation cavity through the end part air return channel and the bottom air return channel in sequence.

9. The horizontal air-cooled refrigerator according to claim 8, wherein at least one bottom air guide rib is arranged on the lower surface of the bottom return cover plate facing the bottom plate of the inner container at intervals, and the length direction of the bottom air guide rib is along the left and right directions of the horizontal air-cooled refrigerator.

10. The horizontal air-cooled refrigerator according to claim 9, wherein the cross-sectional shape of the bottom air-guide ribs is U-shaped.

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