CN102538345B

CN102538345B - Refrigerating plant

Info

Publication number: CN102538345B
Application number: CN201010583520.1A
Authority: CN
Inventors: 陶锋; 丁玉磊
Original assignee: BSH Electrical Appliances Jiangsu Co Ltd
Current assignee: BSH Electrical Appliances Jiangsu Co Ltd
Priority date: 2010-12-10
Filing date: 2010-12-10
Publication date: 2015-11-25
Anticipated expiration: 2030-12-10
Also published as: CN102538345A

Abstract

A kind of refrigerating plant, comprises refrigerating chamber, the inwall of described refrigerating chamber is equipped with inner bag; The opening surface of described refrigerating chamber is equipped with cover plate; Wherein, the cover plate bottom described refrigerating chamber is provided with switch; The inner bag of described refrigerating chamber is provided with at least one drainage system, described drainage system comprises delivery port, and described delivery port and described switch, not on same vertical curve, flow out refrigerating chamber with the region making the water in refrigerating chamber never be provided with switch.Be provided with drainage system in described refrigerating plant, refrigerating chamber is flowed out in the region that the water in refrigerating chamber is never provided with switch, and the water formed when melts flows out refrigerating chamber by drainage system, through switch, thus can not avoid the electrical safety problems of refrigerating plant.

Description

Refrigerating device

Technical Field

The invention relates to a refrigeration technology, in particular to a refrigeration device.

Background

The refrigerator is one of the most commonly used electric appliances in people's life. Along with the increasing improvement of the physical life of people, the requirements on the performance of the refrigerator are higher and higher, so that the freezing and refrigerating technology is greatly developed.

A refrigerator is disclosed in chinese patent No. CN1283775A, and a schematic diagram of an embodiment of the refrigerator is shown in fig. 1. Freezing refrigerator is a refrigerator that opens door more, refrigerator upper portion is for being used for fresh-keeping refrigerating chamber 11, the refrigerator lower part is freezing chamber 13, freezing chamber 13 includes first freezing chamber 12 and second freezing chamber 14, second freezing chamber 14 is located the bottom of refrigerator, first freezing chamber 14 is located between refrigerating chamber 11 and the second freezing chamber 12, the freezing temperature of first freezing chamber 14 is less than the freezing temperature of second freezing chamber 12 to make the user can select the freezing chamber of different temperatures to different food, avoid some food to cause nutrition loss problem because of freezing temperature is lower.

A switch is usually arranged in the freezing chamber and used for controlling the opening or closing of the lighting device in the freezing chamber, and when a user closes a door of the freezing chamber, the door of the freezing chamber applies pressure to the switch to enable the lighting device of the freezing chamber to be in a closed state; when the user opens the door of the freezing chamber, the door of the freezing chamber does not apply pressure to the switch any more, so that the lighting device in the freezing chamber is in an open state, and the user can take and place food conveniently.

Some prior art freezing refrigerators have adopted a structure including an upper drawer and a lower drawer in a freezing chamber, and a middle partition plate is provided between the upper drawer and the lower drawer, and the switch is inconvenient to operate if the switch is provided in the middle partition plate, and thus, in the prior art, the switch is generally provided in the bottom of the freezing chamber.

However, in case of power failure, the frost in the freezing chamber is melted, and if the water generated by the melting of the frost is too much, the water flows out of the freezing chamber, and if the water flows through a switch located at the bottom of the freezing chamber, the problem of electrical safety is easily caused.

Disclosure of Invention

The invention provides a refrigerating device with high electrical safety.

In order to solve the problems, the freezing device comprises a freezing chamber, wherein an inner container is assembled on the inner wall of the freezing chamber; a cover plate is assembled on the opening surface of the freezing chamber; wherein, a switch is arranged on the cover plate at the bottom of the freezing chamber; at least one drainage device is arranged on the inner container of the freezing chamber and comprises a water outlet, and the water outlet and the switch are not on the same vertical line, so that water in the freezing chamber flows out of the freezing chamber from an area which is not provided with the switch.

And a first drainage device is arranged on the bottom liner of the freezing chamber.

The switch is positioned on the central line of the cover plate at the bottom of the freezing chamber, and the first drainage device is positioned on one side of the central line of the cover plate at the bottom.

The freezing chamber bottom liner is provided with a first drainage device.

The first drainage device and the second drainage device are respectively positioned at two sides of the switch.

It is characterized in that the drainage device is a groove or a through hole.

The drainage device is a groove, and the cross section of the groove in the horizontal direction is rectangular.

The size of the rectangular opening is within the range of 20-50 mm.

The drainage device is a groove, and the opening size of the groove towards one end of the freezing chamber is larger than that of the groove back to one end of the freezing chamber.

The drainage device is a groove, and the section of the groove in the horizontal direction is funnel-shaped.

The inner container comprises a boss along the edge of the opening of the freezing chamber, and the groove is formed in the upper surface of the boss.

The drainage device is a through hole, the inner container comprises a boss along the edge of the opening of the freezing chamber, and the through hole penetrates through the side wall of the boss.

The first drainage device and the second drainage device are respectively positioned on the same side of the switch.

Correspondingly, the invention further provides a refrigerator comprising the refrigerating device.

Compared with the prior art, the invention has the following advantages: be provided with drainage device among the refrigerating plant, the regional outflow freezer that is not equipped with the switch of water in the freezer, the water that melts the formation when the frost passes through drainage device and flows out the freezer, can not pass through the switch to refrigerating plant's electrical safety problem has been avoided.

Drawings

FIG. 1 is a schematic diagram of one embodiment of a prior art freezer-refrigerator;

FIG. 2 is a schematic view of a first embodiment of a freezing apparatus according to the present invention;

FIG. 3 is a schematic view of a second embodiment of a freezer unit of the invention;

FIG. 4 is a schematic view of a third embodiment of a freezer unit of the invention;

FIG. 5 is a schematic view of a fourth embodiment of a freezer unit of the invention;

fig. 6 is a schematic view of a fifth embodiment of the freezing apparatus according to the present invention.

Detailed Description

As described in the background section, in the conventional freezing device, the switch is located at the bottom of the freezing chamber, and once the power failure causes the frost of the freezing device to melt, the water formed by melting can easily flow onto the switch, thereby affecting the electrical safety of the whole freezing device.

In order to solve the above problems, the present invention provides a freezing device, which comprises a freezing chamber for freezing articles in the freezing chamber, wherein an inner container is arranged on the inner wall of the freezing chamber; a cover plate is assembled on the opening surface of the freezing chamber; wherein, a switch is arranged on the cover plate at the bottom of the freezing chamber; the inner container of the freezing chamber is provided with a drainage device, so that water in the freezing chamber flows out of the freezing chamber from an area which is not provided with a switch. Therefore, water formed by frost melting flows out of the freezing chamber through the drainage device and cannot pass through the switch, so that the electrical safety problem of the freezing device is avoided.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.

In the following, detailed description is given through 5 embodiments, in order to make the description of the technical solution clearer, a refrigerator is taken as an example in the 5 embodiments, the refrigerator includes a freezing device and a fresh-keeping device, but not limited thereto, and other devices with an article freezing function are also applicable.

The first embodiment:

referring to fig. 2, there is shown a schematic view of a portion of a first embodiment of a freezing apparatus according to the present invention. The freezing device is a refrigerator, the refrigerator comprises a box body 101 and a freezing chamber 103 positioned in the box body 101, wherein,

the box 101 comprises a housing, which may be made of sheet metal, plastic sheet or any other suitable material; the cabinet 101 further includes a door (not shown) for sealing the freezing chamber 103;

the refrigerator comprises a freezing chamber 103 for freezing articles placed in the freezing chamber 103, an inner container 106 is arranged on the inner wall of the freezing chamber 103, and a plurality of supporting pieces (not shown) are arranged on the side wall of the inner container 106 and used for supporting a rack or a drawer; the inner container 106 is typically made of a thin sheet of plastic, metal, or any other suitable material. In this embodiment, engineering plastic (ABS) synthesized from acrylonitrile (a), butadiene (B), and styrene (S) is preferably used as a material for the inner container 106.

The inner wall of the freezing chamber 103 is further provided with an illumination device 107 for providing a light source to a user when the user opens the door of the freezing device.

The freezing chamber 103 is provided with an opening on a side facing a user (a side facing a door of the freezer), and a cover is attached to the opening. A switch 102 is arranged on the bottom cover plate 105 of the freezing chamber 103, and the switch 102 is connected to the lighting device 107 and is used for controlling the lighting device 107 to be turned on or off. In actual use, when a user closes the door of the freezing chamber 103, the door of the freezing chamber 103 applies pressure to the switch 102, so that the lighting device 107 of the freezing chamber 103 is in a closed state; when the user opens the door leaf of the freezing chamber 103, the door leaf of the freezing chamber 103 does not apply pressure to the switch 102 any more, so that the lighting device 107 in the freezing chamber 103 is in an open state, thereby facilitating the user to take and place food. In this embodiment, the switch 102 is located on the center line of the bottom cover plate 105 of the freezing compartment 103.

The inner container at the bottom of the freezing chamber 103 is provided with a boss along the edge of the opening of the freezing chamber, and the boss has a certain height and is used for blocking accumulated water in the freezing chamber 103 and avoiding the accumulated water from overflowing. Be provided with drainage device in the boss, specifically, drainage device is for offering in the slot 104 of boss upper surface, slot 104 one end is towards the freezer, and the other end is towards the opening of freezer, the slot can be with ponding drainage department in the freezer 103 outside the freezer 103. The groove 104 is located at one side of the center line of the cover plate 105 at the bottom of the freezing chamber 103, so that the water flowing out of the freezing chamber 103 through the groove 104 does not pass through the switch 102, thereby avoiding the electrical safety problem of the freezing device.

The material of the inner container 106 is engineering plastic (ABS), and the groove 104 is formed by injection molding.

The groove shape of the groove 104 is rectangular.

The larger the opening size of the groove 104, the better the drainage of standing water can be achieved, however, the larger the groove 104, the more difficult the processing. Preferably, the size of the groove 104 is in the range of 20mm to 50 mm.

This embodiment is preferred because the groove shape is simpler, easier to machine, and the drainage effect is better.

Second embodiment:

referring to fig. 3, there is shown a partial schematic view of a second embodiment of a freezer of the present invention. The same parts of this embodiment as those of the first embodiment will not be described again.

The difference between this embodiment and the first embodiment is that a first drainage device and a second drainage device are disposed in the boss, specifically, the first drainage device is a first groove 203, the second drainage device is a second groove 204, one end of the first groove 203 and one end of the second groove 204 face the freezing chamber 206, and the other end of the first groove 203 and the other end of the second groove face the opening of the freezing chamber 206, so that accumulated water in the freezing chamber 206 can be drained to the outside of the freezing chamber 206.

The switch 202 is located on the center line of the bottom cover plate 205, and the first groove 203 and the second groove 204 are located on both sides of the center line of the bottom cover plate 205, so that the water flowing out of the freezing chamber 206 through the first groove 203 and the second groove 204 does not pass through the switch 202, and the electrical safety problem of the freezing device can be avoided.

In the second embodiment shown in fig. 3, the first groove 203 and the second groove 204 are located on both sides of the center line of the bottom cover plate 205, but the present invention is not limited thereto, and the first groove 203 and the second groove 204 may be located on the same side of the center line of the bottom cover plate 205.

Adopt two, even a plurality of drainage device's technical scheme, although can increase the processing degree of difficulty, but can effectively shunt, improve drainage efficiency.

The third embodiment:

referring to fig. 4, there is shown a partial schematic view of a third embodiment of a freezer unit of the present invention. The same parts of this embodiment as those of the first embodiment will not be described again.

The present embodiment differs from the first embodiment in that the opening size of the groove 304 toward the end of the freezing chamber 306 is larger than the opening size of the end facing away from the freezing chamber 306. Specifically, as can be seen in the enlarged view of the groove 304, the cross section of the groove 304 in the horizontal direction is funnel-shaped.

Although the groove 304 in this embodiment is more difficult to machine than the groove in the first embodiment, the opening of the groove 304 toward the freezing chamber 306 is larger, so as to increase the drainage rate, and reduce the possibility that the accumulated water at the bottom of the freezing chamber 306 is more and overflows from the boss.

The fourth embodiment:

referring to fig. 5, there is shown a schematic view of a portion of a fourth embodiment of a freezer unit of the present invention. The same parts of this embodiment as those of the first embodiment will not be described again.

The present embodiment is different from the first embodiment in that the switch 502 is located at one side of the center line of the bottom cover plate 503 of the freezing chamber 501;

the groove 504 is located on the other side of the center line of the bottom cover plate 503 of the freezing chamber 501.

It should be noted that the present invention does not limit the position of the groove 504 and the switch 502, and the switch 502 and the groove 504 may be located on the same side of the center line of the bottom cover plate 503, so long as the water outlet of the groove 504 is not in a vertical line with the switch 502, the water flowing out of the water outlet of the groove 504 does not pass through the switch 502. Preferably, the distance between the channel 504 and the switch 502 in the horizontal direction is approximately large, and the less likely the water flowing from the channel 504 will flow to the switch 502.

Fifth embodiment:

referring to fig. 6, there is shown a schematic view of a portion of a fifth embodiment of a freezer unit of the present invention. The same parts of this embodiment as those of the first embodiment will not be described again.

The difference between this embodiment and the first embodiment is that the drainage device is a through hole 404 penetrating through the sidewall of the boss, one end of the through hole 404 faces the freezing chamber 406, and the other end faces the opening of the freezing chamber 406, and the through hole 404 can drain the accumulated water in the freezing chamber 406 to the outside of the freezing chamber 406.

The switch 402 is located on the center line of the bottom cover plate 405 of the freezing chamber 406, and the through hole 404 is located on one side of the center line of the bottom cover plate 405 of the freezing chamber 406, so that water flowing out of the freezing chamber 406 through the through hole 404 does not pass through the switch 402, and the electrical safety problem of the freezing device can be avoided.

In the present embodiment, the cross section of the through hole 404 is rectangular, but the present invention is not limited thereto, and may be circular, trapezoidal with the long side facing the upper surface of the boss, and the like.

Compared with a groove, the through hole 404 is difficult to process, but the through hole 404 is arranged in the boss, so that the upper surface of the boss can be kept flat, the refrigerating device is more attractive, edges and corners are not formed, and the probability that the edges and the corners damage users can be reduced.

While the present invention has been described with reference to the preferred embodiments, it is not to be restricted by the embodiments. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A freezing device comprises a freezing chamber and is characterized in that,

an inner container is assembled on the inner wall of the freezing chamber and comprises a boss along the edge of the opening of the freezing chamber;

a cover plate is assembled on the opening surface of the freezing chamber; wherein,

a switch is arranged on the cover plate at the bottom of the freezing chamber;

at least one drainage device is arranged on the boss of the freezing chamber and comprises a water outlet, and the water outlet and the switch are not on the same vertical line, so that water in the freezing chamber flows out of the freezing chamber from an area which is not provided with the switch.

2. The freezing apparatus of claim 1 wherein a first flow inducing means is provided in the bottom liner of said freezing chamber.

3. The freezing apparatus as claimed in claim 2, wherein the switch is located on a center line of the bottom cover of the freezing chamber, and the first drainage means is located at one side of the center line of the bottom cover.

4. The freezing apparatus of claim 2 further comprising a second flow director disposed in the bottom liner of the freezing chamber.

5. A freezer according to claim 3, wherein the first and second diversion means are located on either side of the switch.

6. A freezer according to any one of claims 1 to 5, wherein the flow directing means is a channel or aperture.

7. A freezer according to claim 6, wherein the flow directing means is a trough, the trough being rectangular in horizontal cross-section.

8. A freezer according to claim 7, wherein the rectangular opening has a dimension in the range 20 to 50 mm.

9. The freezing apparatus of claim 6 wherein said flow directing means is a channel having an opening toward the end of the freezing chamber that is larger than the opening away from the end of the freezing chamber.

10. A freezer according to claim 9, wherein the flow directing means is a trough which is funnel-shaped in horizontal cross-section.

11. A freezer according to claim 6, wherein the grooves open onto the upper surface of the raised platform.

12. A freezing apparatus according to claim 6, wherein said flow directing means is a through hole extending through a side wall of said boss.

13. A freezer according to claim 3, wherein the first and second drains are each located on the same side of the switch.

14. A refrigerator comprising the freezing device as claimed in claims 1 to 13.