CN209857488U - Drainage device for refrigeration equipment and refrigeration equipment - Google Patents

Abstract

The utility model discloses a drainage device for refrigeration equipment and refrigeration equipment. The refrigeration equipment includes an evaporation chamber, which is surrounded by a bottom plate and a casing. An evaporator and an air inlet are arranged in the evaporation chamber. The water tray and the air inlet are provided with an air inlet ring, and the air inlet and the water tray are all arranged on the bottom plate. The drainage device includes a guide body assembly, which is arranged on the bottom plate and located in the evaporation chamber. One side wall of the guide body assembly is in contact with the outer peripheral wall of the air inlet ring, and one of the side walls of the guide body assembly is in contact with the water receiving tray. Then, one of the side walls of the flow guide assembly abuts against the inner wall of the casing. The condensed water condensed on the cover drips onto the guide body assembly, and the guide body assembly guides the condensed water dripped on it into the water receiving tray, thereby avoiding water accumulation on the bottom plate and preventing water accumulation on the bottom plate from overflowing from the air inlet , Avoid water leakage at the top of the refrigerator.

Description

Drainage device for refrigeration equipment and refrigeration equipment

technical field

The utility model relates to the technical field of refrigeration equipment, in particular to a drainage device of the refrigeration equipment and the refrigeration equipment.

Background technique

In some existing kitchen refrigerators, the evaporator is arranged on the top of the kitchen refrigerator. During installation, the top of the refrigerator is provided with an installation cavity for installing the evaporator, and a bottom plate is provided in the installation cavity, and the bottom plate is fixedly connected with the inner tank of the refrigerator. An evaporator and an air inlet are arranged on the bottom plate, and a water receiving tray is arranged at the lower part of the evaporator, and the water receiving tray is used to hold the defrosting water of the evaporator during defrosting, and an air inlet fan is arranged at the air inlet. A casing is arranged around the evaporator and the air inlet fan, and the casing is fixedly connected with the bottom plate, and the space enclosed between the casing and the bottom plate is an evaporation chamber. The air in the storage room flows into the evaporator chamber from the air inlet to exchange heat with the evaporator under the suction of the air inlet fan, becomes cold air and then flows out from the air outlet (not shown). During the cooling operation of the evaporator, the temperature in the evaporation chamber is low, and the air temperature outside the casing is higher than the air temperature in the evaporation chamber, so that the low-temperature air in the evaporation chamber will condense into water droplets after contacting the casing. The condensed water flows down to the bottom plate along the casing, causing water to accumulate on the bottom plate. Existing kitchen refrigerators generally do not have a structure for draining the accumulated water on the bottom plate, and the accumulated water on the bottom plate cannot be discharged at any time, and the accumulated water will affect the cooling effect of the evaporator; at the same time, when the accumulated water continues to accumulate until the height of the accumulated water exceeds When the wind circle height of the air inlet is high, the accumulated water on the bottom plate will overflow from the air inlet, causing water leakage on the top of the kitchen refrigerator, seriously affecting the use effect of the refrigerator.

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

Contents of the invention

In order to solve the above technical problems, the utility model provides a drainage device for refrigeration equipment and refrigeration equipment, which can guide the condensed water on the cover to the water receiving tray, avoid water accumulation on the bottom plate, and prevent water accumulation on the bottom plate from entering The air outlet overflows to avoid water leakage on the top of the refrigerator.

In order to realize above-mentioned utility model purpose, the utility model adopts following technical scheme to realize:

The utility model provides a drainage device for refrigeration equipment. The refrigeration equipment includes: an evaporation chamber, which is surrounded by a bottom plate and a casing. An evaporator and an air inlet are arranged in the evaporation chamber. A water receiving tray is provided, and an air inlet ring is provided at the air inlet, and both the air inlet and the water receiving tray are arranged on the bottom plate; The bottom plate is located in the evaporation chamber, one of the side walls of the guide body is in contact with the surrounding wall of the air inlet ring, and one of the side walls of the guide body is in contact with the water receiving tray. Then, one of the side walls of the deflector assembly abuts against the inner wall of the casing; the condensed water condensed on the casing flows to the deflector assembly along the inner wall of the casing, The guide body assembly guides the condensed water dripping thereon into the water receiving tray.

Further, the guide body assembly includes two guide bodies, and the two guide bodies are symmetrically arranged on both sides of the air inlet ring; the guide body includes a first side wall, a second side wall, a third Side walls and guide surfaces, the guide surfaces meet and meet with the first side wall, the second side wall and the third side wall respectively, the first side wall and the air inlet the outer peripheral wall of the ring, the second side wall is in contact with the side wall of the water tray, the third side wall is in contact with the inner wall of the casing, and the first side wall is in contact with the The junction and intersection position of the guide surface is higher than the end surface of the wind inlet ring, and the junction and intersection position between the second side wall and the guide surface is higher than the side wall of the water receiving tray; The condensed water falling on the guide body flows into the water receiving tray through the guide surface.

Further, the guide surface is an inclined surface structure, which gradually decreases from the side away from the water receiving pan to the side close to the water receiving pan, and from the side close to the air inlet wind ring, away from the air inlet The direction of the wind circle side gradually decreases.

Further, the inclination angle of the guide surface from the side away from the water receiving pan to the side close to the water receiving pan is 8-12°, and the guide surface is away from the side from the side close to the wind inlet coil to the side of the water receiving pan. The inclination angle of the air inlet wind circle side is 8-12°.

Further, a water-retaining rib is provided on the side of the guide surface close to the wind ring.

Further, the side of the air guide surface away from the wind inlet ring is inwardly contained in the side wall of the water receiving pan abutting against it.

Further, an air inlet fan is provided at the air inlet, and the air inlet fan is connected to the bottom plate through a bracket; the guide body is provided with a bracket avoidance part for the bracket.

Further, a temperature sensor is provided on the bottom plate near the air inlet ring, and a sensor avoidance part for the temperature sensor is provided on the guide body.

Further, the material of the deflector assembly is thermal insulation foam.

The utility model also proposes a refrigerating device, which includes an inner tank, an evaporation chamber is arranged on the upper part of the inner tank, and the evaporation chamber is surrounded by a bottom plate and a casing, and an evaporator and an inlet are arranged in the evaporation chamber. An air outlet, a water receiving tray is provided under the evaporator, an air inlet ring is provided at the air inlet, the air inlet and the water receiving tray are both arranged on the bottom plate, and the evaporation chamber is equipped with There are drains as described above.

Compared with prior art, advantage and positive effect of the present utility model are:

The utility model proposes a drainage device for refrigeration equipment and refrigeration equipment. The refrigeration equipment includes an evaporation chamber, which is surrounded by a bottom plate and a cover. The evaporation chamber is provided with an evaporator and an air inlet. The air inlet is provided with an air inlet ring, and the air inlet and the water receiving tray are both arranged on the bottom plate. The drainage device includes a deflector assembly, which is arranged on the bottom plate and located in the evaporation chamber. One of the side walls of the deflector assembly is in contact with the surrounding wall of the air inlet ring, and one of the side walls of the deflector assembly is in contact with the water receiving tray. , one of the side walls of the flow guide assembly abuts against the inner wall of the casing. The condensed water condensed on the cover drips onto the guide body assembly, and the guide body assembly guides the condensed water dripped on it into the water receiving tray, thereby avoiding water accumulation on the bottom plate and preventing water accumulation on the bottom plate from overflowing from the air inlet , Avoid water leakage at the top of the refrigerator.

After reading the specific implementation of the utility model in conjunction with the accompanying drawings, other features and advantages of the utility model will become clearer.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the appended drawings in the following description The drawings are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings on the premise of not paying creative labor.

Fig. 1 is the overall structure schematic diagram of the refrigerating equipment of the utility model embodiment;

Fig. 2 is a schematic diagram of the structure of the evaporation chamber of the embodiment of the utility model;

Fig. 3 is the structural schematic diagram II of the evaporation chamber of the embodiment of the utility model;

Fig. 4 is a structural schematic diagram III of the evaporation chamber of the embodiment of the utility model;

Fig. 5 is a structural schematic diagram 1 of a guide body according to an embodiment of the present invention;

Fig. 6 is the structural schematic diagram II of the guide body of the embodiment of the present utility model;

Fig. 7 is a schematic diagram of the third structure of the guide body of the utility model embodiment;

Fig. 8 is a schematic view 4 of the structure of the guide body of the embodiment of the present invention.

Among them, 100-diversion body, 110-first side wall, 120-second side wall, 130-third side wall, 140-flow diversion surface, 141-water retaining rib, 150-sensor avoidance part, 160-bracket avoidance Part, 161-first bracket avoidance part, 162-second bracket avoidance part, 170-connection hole, 180-bottom surface, 200-refrigeration equipment, 210-box, 220-evaporation chamber, 230-evaporator, 240- Bottom plate, 241-connecting column, 242-column, 250-water tray, 260-casing, 270-air inlet, 271-inlet fan, 272-inlet wind ring, 2721-inner end face, 2722-inner peripheral wall, 280-bracket, 281-one bracket, 282-two brackets, 283-three brackets;

10 - Space A, 20 - Space B.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "up", "down", "left", "right", "vertical", "horizontal", "inside" and "outside" indicate directions or The terms of positional relationship are based on the direction or positional relationship shown in the drawings, which are only 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 therefore cannot be understood To limit the utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

The utility model discloses a drainage device for refrigeration equipment. In order to facilitate the description and understanding of the structure and function of the drainage device of the utility model, before the structure of the drainage device is described in detail, this paper firstly describes the setting of the drainage device in the refrigeration equipment. The relevant structures are briefly described.

Referring to Fig. 1 to Fig. 4, wherein, in Fig. 1, the cover shell 260 is omitted to see the internal structure of the evaporation chamber 220 clearly; The structure in the evaporation chamber 220 before the deflector assembly; the casing 260 and the evaporator 230 are omitted in FIG. 4 . Refrigeration equipment, such as a vertical kitchen refrigerator, includes a box body 210, an inner tank (not marked) is arranged in the box body 210, and an evaporation chamber 220 is arranged on the upper part of the inner tank, and the evaporation chamber 220 is composed of a bottom plate 240 and a casing 260 Enclosed, the casing 260 is fixedly connected to the bottom plate 240, and the bottom plate 240 is fixedly connected to the inner tank. The evaporation chamber 220 is provided with an evaporator 230 and an air inlet 270, a water receiving tray 250 is arranged under the evaporator 230, an air inlet ring 272 and an air inlet fan 271 are arranged at the air inlet 270, the water receiving tray 250 and the inlet The tuyeres 270 are all disposed on the bottom plate 240 . The air in the storage compartment of the refrigeration equipment flows into the evaporation chamber 220 from the air inlet 270 to exchange heat with the evaporator 230 under the suction force of the air inlet fan 271 , and then flows out from the air outlet (not shown) after becoming cold air. The evaporator 230 needs to be defrosted after running for a period of time, and the defrosted water drops directly into the water receiving tray 250 to be discharged. During the cooling operation of the evaporator 230, the temperature in the evaporation chamber 220 is relatively low, and the temperature of the air outside the casing 260 is higher than the temperature of the air in the evaporation chamber 220. The shell 260 will condense into water droplets after being touched, and the condensed water will flow down to the bottom plate 240 along the shell 260 . The function of the drainage device of the utility model is to divert the condensed water flowing down the cover 260 to the water receiving tray 250 and discharge it, so as to avoid the accumulation of water on the bottom plate 240, prevent the water accumulation on the bottom plate 240 from overflowing from the air inlet 270, and prevent the top of the refrigerator water leakage.

The drainage device includes a guide body assembly. Referring to FIGS. 4 to 8 , the guide body assembly is arranged on the bottom plate 240 and located in the evaporation chamber 220 , and one side wall of the guide body assembly is in contact with the peripheral wall of the air inlet ring 272 One side wall of the deflector assembly abuts against the water receiving tray 250 , and one side wall of the deflector assembly abuts against the inner wall of the casing 260 . The condensed water condensed on the casing 260 flows along the inner wall of the casing 260 to the guide body assembly, and the guide body assembly guides the condensed water dripping thereon into the water receiving tray 250 .

Specifically, the deflector assembly includes two deflectors 100, and the two deflectors 100 are symmetrically arranged on both sides of the air inlet ring 272, and those shown in Fig. 5 and Fig. 6 are arranged on one side of the air inlet ring 272 7 and FIG. 8 are schematic structural views of the guide body 100 disposed on the other side of the wind inlet ring 272. The only difference between the two guide bodies 100 is that one of the guide bodies 100 is provided with a sensor escape portion 150 (refer to FIG. 5 and FIG. 6 ) for the sensor, and the specific details will be described in detail below. Of course, if the temperature sensors are arranged on both sides of the air inlet ring 272 , then the sensor avoidance parts 150 need to be arranged on the two guide bodies 100 . The installation position of the sensor avoidance part 150 on the guide body 100 depends on the specific installation position of the temperature sensor.

As can be seen from Fig. 3, there is a certain space between the water receiving tray 250 and the wind inlet ring 272, and the space between the water receiving tray 250 and one side of the wind inlet ring 272 is marked as space A10, and The space between the water receiving tray 250 and the other side of the wind inlet ring 272 is marked as a space B 20 . Define the end face of the air inlet ring 272 located on the side of the evaporation chamber 220 as its inner end face 2721, the inner end face 2721 of the air inlet ring 272 protrudes from the bottom plate 240, that is, between the inner end face 2721 of the air inlet ring and the bottom plate 240 With a certain distance, the part between the inner end surface 2721 of the air inlet wind ring and the bottom plate 240 is defined as the inner peripheral wall 2722 of the air inlet wind ring. Air inlet fan 271 is fixedly connected with base plate 240 by support 280, and support 280 comprises support one 281, support two 282 and support three 283, and support one 281 and support three 283 are arranged horizontally, and support two 282 are vertically arranged on Between the first bracket part 281 and the third bracket part 283 , the second bracket part 282 is in close contact with the outer side of the inner peripheral wall 2722 of the air inlet ring, and the third bracket part 283 is fixedly connected to the bottom plate 240 by screws. Before the drainage device is installed, the condensed water condensed on the casing 260 will drip along the casing 260 onto the bottom plate 240 and accumulate continuously on the bottom plate 240. When the condensed water in the bottom plate 240 accumulates to a certain amount It will overflow the air inlet ring 272 and flow out from the air inlet 270, thereby causing water leakage on the top of the refrigerator. At the same time, the condensed water that cannot be discharged in time will also reduce the cooling efficiency of the evaporator 230 .

Referring to FIG. 4 , in this embodiment, the deflector assembly is installed in the space between the water receiving tray 250 and the air inlet ring 272, that is, one of the deflectors 100 is arranged in the space A10, and the other deflector 100 is arranged in the space A10. In the space B 20 , it is used to guide the condensed water flowing down the inner wall of the casing 260 into the water receiving tray 250 , so that the condensed water can be discharged in time. The outer contour of the guide body 100 is determined according to the specific shapes of the space A 10 and the space B 20 .

In this embodiment, the specific structural shape of the guide body 100 is referred to FIG. 5 to FIG. The first side wall 110, the second side wall 120 and the third side wall 130 meet and meet respectively, the first side wall 110 fits and abuts against the outer side of the inner peripheral wall 2722 of the air inlet ring 272, and the second side wall 120 The third side wall 130 fits and abuts against the side wall of the water receiving tray 250 , and the inner wall of the casing 260 fits and abuts. The side of the guide body 100 opposite to the guide surface 140 is called a bottom surface 180 , the bottom surface 180 is a planar structure, and the bottom surface 180 abuts against the bottom plate 240 . In order to realize its diversion function, the deflector surface 140 is set as a slope structure, which gradually decreases from the side away from the water receiving tray 250 to the direction close to the side of the water receiving tray 250, and away from the air inlet from the side close to the air inlet wind ring 272. The direction of the wind circle 272 side gradually decreases.

The side of the casing 260 abutting against the third side wall 130 is an arc-shaped structure, and correspondingly, the third side wall 130 is also arranged in an arc-shaped structure, so that the third side wall 130 can be better adapted to the inner wall of the casing 260 The abutment enables the condensation water flowing down the casing 260 to flow onto the deflector surface 140 .

In order to prevent the condensed water dripping on the deflector surface 140 from flowing out from the air inlet 270, the intersection position (marked as S) of the first side wall 110 and the deflector surface 140 is set higher than that of the air inlet wind ring 272 Inner end face 2722 . In order to prevent the condensed water dripping on the deflector surface 140 from flowing smoothly into the water receiving tray 250, the intersection point (marked as P) of the second side wall 120 and the deflector surface 140 is set to be higher than the contact point. The side wall of the water tray 250. The condensation water condensed on the casing 260 flows down to the deflector surface 140 along the inner wall of the casing 260 , and flows into the water receiving tray 250 under the drainage effect of the deflector surface.

The inclination angle of the guide surface 140 from the side away from the water receiving tray 250 to the side close to the water receiving tray 250 is 8-12°, preferably 10°; The inclination angle of the side 272 is 8-12°, preferably 10°.

In order to prevent the condensed water dripping on the guide surface 140 near the air inlet 270 from being exposed from the air inlet 270 due to splashing, in this embodiment, the side of the guide surface 140 close to the wind inlet ring 272 Water retaining ribs 141 are provided, and the water retaining ribs 141 extend and distribute along the junction and intersection position of the flow guiding surface 140 and the first side wall 110 .

When the two deflectors 100 are installed on the bottom plate 240, the side of the deflector surface 140 away from the wind inlet ring 272 is retracted into the side wall of the water receiving tray 250 abutting against it, so that the air flow on the deflector surface 140 can be ensured. The condensed water can flow into the water receiving tray 250 instead of flowing to the outside of the water receiving tray 250 .

The deflector 100 is provided with a bracket avoiding portion 160 for the bracket 280. Specifically, the bracket avoiding portion 160 includes a first bracket avoiding portion 161 and a second bracket avoiding portion 162. The first bracket avoiding portion 161 is used for supporting the second bracket. The first part 282 makes way, and the second bracket avoiding part 162 is used to make way for the third part 283 of the bracket.

A temperature sensor is generally provided in the evaporation chamber 220 , and the temperature sensor is generally located near the air inlet 270 . In actual installation, a plurality of hollow columns 242 are pre-installed on the bottom plate 240 , and the temperature sensor is fixedly arranged in the columns 242 . The column 242 is generally a plastic structure, which is easily damaged and broken. The first side wall 110 is provided with a sensor avoiding part 150 for the column 242 to give way. Referring to FIGS. Between 110 and the inner peripheral wall of the air inlet ring 272, the column 242 is effectively prevented from being damaged or broken.

Both guide bodies 100 are made of high-density thermal insulation foam, so that the guide body 100 not only realizes the function of diversion, but also has the function of heat preservation and heat insulation, and reduces the loss of cold in the evaporation chamber 220 .

The guide body 100 is fixedly connected to the bottom plate 240 by means of interference clamping. Specifically, the base plate 240 is provided with a connecting post 241, and the guide body 100 is provided with a connecting hole 170 adapted to snap fit with the connecting post. The connecting post 241 is inserted into the It is provided in the connecting hole 170 to fix the guide body 100 on the bottom plate 240 , and has a simple structure and is convenient for installation.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (10)

1. A drain for a refrigeration appliance, the refrigeration appliance comprising:

the evaporation chamber is enclosed by a bottom plate and a housing, an evaporator and an air inlet are arranged in the evaporation chamber, a water pan is arranged below the evaporator, an air inlet ring is arranged at the air inlet, and the air inlet and the water pan are both arranged on the bottom plate;

characterized in that the drainage device comprises:

the water guide body assembly is arranged on the bottom plate and positioned in the evaporation chamber, one side wall of the water guide body assembly is abutted with the peripheral wall of the air inlet ring, one side wall of the water guide body assembly is abutted with the water receiving disc, and one side wall of the water guide body assembly is abutted with the inner wall of the housing;

the condensed water condensed on the encloser flows to the flow guide body component along the inner wall of the encloser, and the flow guide body component guides the condensed water dropping on the flow guide body component into the water receiving tray.

2. The drain device of a refrigeration apparatus according to claim 1,

the flow guide body assembly comprises two flow guide bodies, and the two flow guide bodies are symmetrically arranged on two sides of the air inlet air ring;

the flow guide body comprises a first side wall, a second side wall, a third side wall and a flow guide surface, the flow guide surface is respectively connected and intersected with the first side wall, the second side wall and the third side wall, the first side wall is abutted against the outer peripheral wall of the air inlet air ring, the second side wall is abutted against the side wall of the water receiving disc, the third side wall is abutted against the inner wall of the housing, the connection intersection position of the first side wall and the flow guide surface is higher than the end face of the air inlet air ring, and the connection intersection position of the second side wall and the flow guide surface is higher than the side wall of the water receiving disc;

the condensed water dropping on the flow guide body flows into the water receiving tray through the flow guide surface.

3. The drain device of a refrigeration apparatus according to claim 2,

the flow guide surface is of an inclined surface structure and gradually decreases from the direction far away from the lateral direction of the water receiving tray and close to the lateral side of the water receiving tray, and gradually decreases from the direction near the lateral direction of the air inlet air ring and far away from the lateral side of the air inlet air ring.

4. The drain device of a refrigeration apparatus according to claim 3,

the inclination angle of the flow guide surface from the side far away from the water receiving tray to the side close to the water receiving tray is 8-12 degrees, and the inclination angle of the flow guide surface from the side close to the air inlet ring to the side far away from the air inlet ring is 8-12 degrees.

5. The drain device of a refrigeration apparatus according to claim 3,

one side of the flow guide surface, which is close to the air inlet air ring, is provided with a water retaining rib.

6. The drain device of a refrigeration apparatus according to claim 5,

one side of the diversion surface, which is far away from the air inlet air ring, is internally folded on the side wall of the water receiving tray, which is abutted against the diversion surface.

7. A drain device of a refrigerating apparatus according to any one of claims 2 to 6,

an air inlet fan is arranged at the air inlet and is connected with the bottom plate through a support;

and a support avoiding part for avoiding the support is arranged on the flow guide body.

8. A drain device of a refrigerating apparatus according to any one of claims 2 to 6,

the bottom plate is provided with a temperature sensor at a position close to the air inlet air ring, and the flow guide body is provided with a sensor avoiding part for avoiding the temperature sensor.

9. The drain device of a refrigeration apparatus according to claim 1,

the material of baffle subassembly is the heat preservation foam.

10. A refrigeration device comprises an inner container, wherein an evaporation chamber is arranged on the upper portion of the inner container, the evaporation chamber is formed by a bottom plate and a housing in a surrounding mode, an evaporator and an air inlet are arranged in the evaporation chamber, a water receiving disc is arranged below the evaporator, an air inlet ring is arranged at the air inlet, the air inlet and the water receiving disc are both arranged on the bottom plate, and the refrigeration device is characterized in that the evaporation chamber is internally provided with the water drainage device as claimed in any one of claims 1 to 9.