A multi-temperature zone refrigerator

Abstract

The present invention relates to a multi-temperature zone refrigerator, comprising a cabinet body and a temperature insulation board arranged in the cabinet body, wherein the temperature insulation board divides the refrigerator into a first cabinet cavity and a second cabinet cavity, wherein the refrigerator is provided with a first cover plate sealing the first cabinet cavity and a second cover plate sealing the second cabinet cavity, wherein the first cover plate and the second cover plate are both provided with handles, wherein the first cabinet cavity and the second cabinet cavity are respectively temperature-controlled by two independent refrigeration systems, and the temperature adjustment range in the first cabinet cavity and the second cabinet cavity is ‑40°C to 10°C. The temperature is controlled by two independent refrigeration systems to achieve the temperature adjustment range in the first cabinet cavity and the second cabinet cavity being controlled within ‑40°C to 10°C, thereby achieving the first cabinet cavity and the second cabinet cavity being used as a refrigerator, a beer machine or a freezer, and the first cabinet cavity and the second cabinet cavity can achieve 9 temperature zone combinations, which can be used for the refrigeration of meat, aquatic products, beer, cold drinks and other purposes.

Description

Technical Field

[0001] The invention relates to the technical field of refrigerators, in particular to a multi-temperature zone refrigerator. Background Art

[0002] At present, refrigeration equipment (refrigerators, freezers, etc.) are common appliances in people's daily lives, and freezers are divided into horizontal freezers and vertical freezers. Horizontal freezers are widely used because of their large storage capacity. However, when horizontal freezers are used, the adjustable range of most temperature zones is relatively small, resulting in limited application areas. Therefore, it is urgent to develop a multi-temperature zone freezer to solve the problems in the prior art. Summary of the invention

[0003] The object of the present invention is to provide a multi-temperature zone refrigerator to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A multi-temperature zone refrigerator comprises a cabinet body and a thermal insulation plate arranged in the cabinet body, wherein the thermal insulation plate divides the interior of the refrigerator into a first cabinet cavity and a second cabinet cavity, the refrigerator is provided with a first cover plate for sealing the first cabinet cavity and a second cover plate for sealing the second cabinet cavity, the first cover plate and the second cover plate are both provided with handles, the first cabinet cavity and the second cabinet cavity are respectively temperature-controlled by two independent refrigeration systems, and the temperature adjustment range of the first cabinet cavity and the second cabinet cavity is -40°C to 10°C.

[0006] As a further solution of the present invention: the two independent refrigeration systems each include an electric control module, an electric valve and a compressor, and the electric control module is electrically connected to the electric valve and the compressor respectively.

[0007] As a further solution of the present invention: the electric control module also includes a power-off memory module, which is used to store the control method in the first cabinet cavity and the second cabinet cavity before power failure. When the power is off and restarted, the refrigeration system connected to the first cabinet cavity and the refrigeration system connected to the second cabinet cavity both maintain the working state before the power failure.

[0008] As a further solution of the present invention: a first load-bearing surround and a second load-bearing surround are provided at the opening on the cabinet body, the inner diameter of the second load-bearing surround is larger than the inner diameter of the first load-bearing surround, a first buffer strip is provided at the upper end of the first load-bearing surround and close to the first cover plate, a second buffer strip is provided at the upper end of the first load-bearing surround and close to the second cover plate, a first sealing strip is provided at the upper end of the second load-bearing surround and close to the first cover plate, and a second sealing strip is provided at the upper end of the second load-bearing surround and close to the second cover plate.

[0009] As a further solution of the present invention: the first sealing strip is provided with a limit block near the first buffer strip and the second sealing strip is provided with a limit block near the second buffer strip, the limit block is provided with a first limit groove, the first buffer strip is provided with a second limit groove for inserting the limit block on one side near the first sealing strip and the second buffer strip is provided with a buffer rubber protrusion inserted into the first limit groove.

[0010] As a further solution of the present invention: a guide groove is provided on the inner wall of the second limiting groove, and a guide rib sliding along the guide groove is provided on the outer periphery of the limiting block.

[0011] As a further solution of the present invention: a sealing edge is provided on one side of the first cover plate close to the first sealing strip and a sealing edge is provided on one side of the second cover plate close to the second sealing strip, an elastic buckle and a sealing protrusion are provided on one side of the first sealing strip close to the first cover plate and a sealing protrusion close to the second cover plate, a third limiting groove for the sealing edge to be inserted into is formed between the elastic buckle and the sealing protrusion, and a snap-in groove for the sealing protrusion to be inserted is provided on one side of the sealing edge close to the sealing protrusion.

[0012] As a further solution of the present invention: a plurality of first annular sealing grooves are provided on the side of the sealing protrusion close to the sealing edge, and a plurality of third annular sealing grooves are provided on the side of the first sealing strip close to the sealing edge and on the side of the second sealing strip close to the sealing edge.

[0013] As a further solution of the present invention: a second annular sealing groove is provided on one side of the elastic buckle close to the first limiting rib.

[0014] As a further solution of the present invention: a second limiting rib is provided on the side of the elastic buckle close to the sealing edge, a first limiting rib is provided on the side of the sealing edge close to the elastic buckle, and a slot for the first limiting rib to be engaged is provided on the side of the elastic buckle close to the first limiting rib.

[0015] Compared with the prior art, the beneficial effects of the present invention are: when in use, two independent refrigeration systems are used for temperature control, so that the temperature adjustment range in the first cabinet cavity and the second cabinet cavity is controlled within -40°C to 10°C, so that the first cabinet cavity and the second cabinet cavity can be used as a refrigerator, beer machine or freezer, and 9 temperature zone combinations can be achieved in the first cabinet cavity and the second cabinet cavity, which can be used for refrigeration of meat, aquatic products, beer, cold drinks and other purposes.

[0016] Other features and advantages of the present invention will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the multi-temperature zone freezer of the present invention;

[0018] Figure 2 It is a cross-sectional view of the cooperation between the first sealing strip and the first buffer strip in the multi-temperature zone refrigerator of the present invention;

[0019] Figure 3 for Figure 2 A local enlarged schematic diagram of the middle A;

[0020] Figure 4 for Figure 2 A partial enlarged schematic diagram of point B in the middle;

[0021] Figure 5 It is a schematic diagram of the control panel in the multi-temperature zone refrigerator of the present invention.

[0022] In the figure: 1, cabinet body; 2, first cabinet cavity; 3, first buffer strip; 4, first sealing strip; 5, first cover plate; 6, second cover plate; 7, handle; 8, second sealing strip; 9, second buffer strip; 10, first load-bearing edge; 11, second load-bearing edge; 12, sealing edge; 13, elastic buckle; 14, sealing protrusion; 15, first annular sealing groove; 16, second annular sealing groove; 17, third annular sealing groove; 18, second limiting rib; 19, limiting block; 20, guide rib; 21, first limiting groove; 22, second limiting groove; 23, guide groove; 24, buffer rubber protrusion; 25, second cabinet cavity; 26, third sealing groove; 27, insulation board; 28, snap-in groove; 29, first limiting rib; 30, snap-in groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figures 1 to 4In an embodiment of the present invention, a multi-temperature zone refrigerator comprises a cabinet body 1 and a temperature insulation board 27 arranged in the cabinet body 1, wherein the temperature insulation board 27 divides the refrigerator into a first cabinet cavity 2 and a second cabinet cavity 25, wherein the refrigerator is provided with a first cover plate 5 for sealing the first cabinet cavity 2 and a second cover plate 6 for sealing the second cabinet cavity 25, wherein the first cover plate 5 and the second cover plate 6 are both provided with a handle 7, wherein the first cabinet cavity 2 and the second cabinet cavity 25 are respectively temperature-controlled by two independent refrigeration systems, and the temperature adjustment range in the first cabinet cavity 2 and the second cabinet cavity 25 is -40°C to 10°C. When in use, the temperature is controlled by two independent refrigeration systems to achieve a temperature adjustment range in the first cabinet cavity 2 and the second cabinet cavity 25 of -40°C to 10°C, thereby achieving that the first cabinet cavity 2 and the second cabinet cavity 25 can be used as a refrigerator, a beer machine or a freezer, and the first cabinet cavity 2 and the second cabinet cavity 25 can achieve 9 temperature zone combinations, which can be used for the refrigeration of meat, aquatic products, beer, cold drinks and other purposes.

[0025] In this embodiment, the two independent refrigeration systems (not shown in the figure) are composed of an electric control module (not shown in the figure), an electric valve (not shown in the figure) and a compressor (not shown in the figure), and the electric control module is electrically connected to the electric valve and the compressor. The two independent refrigeration systems are used to control the temperature in the first cabinet cavity 2 and the second cabinet cavity 25, ensuring that different temperature settings are achieved in the first cabinet cavity 2 and the second cabinet cavity 25, and the control module controls the temperature in the first cabinet cavity 2 and the second cabinet cavity 25 respectively by adjusting the rotation angle of the electric valve and the opening of the compressor, thereby realizing the multi-temperature zone setting of the cabinet 1.

[0026] In this embodiment, the electric control module further includes a power-off memory module (not shown in the figure), which is used to store the control method in the first cabinet cavity 2 and the second cabinet cavity 25 before the power outage. When the power is off and restarted, the refrigeration system connected to the first cabinet cavity 2 and the refrigeration system connected to the second cabinet cavity 25 both maintain the working state before the power outage. The power-off memory module is used to store the control method in the first cabinet cavity 2 and the second cabinet cavity 25 before the power outage. When the power is off and restarted, the refrigeration system connected to the first cabinet cavity 2 and the refrigeration system connected to the second cabinet cavity 25 both maintain the working state before the power outage. In this way, it can be ensured that the control settings before the power outage can still be guaranteed in the first cabinet cavity 2 and the second cabinet cavity 25 after the power is off, so as to achieve continuous multi-temperature zone refrigeration.

[0027] In this embodiment, a first load-bearing surround 10 and a second load-bearing surround 11 are provided at the opening on the cabinet 1, the inner diameter of the second load-bearing surround 11 is larger than the inner diameter of the first load-bearing surround 10, a first buffer strip 3 is provided at the upper end of the first load-bearing surround 10 and close to the first cover plate 5, a second buffer strip 9 is provided at the upper end of the first load-bearing surround and close to the second cover plate 6, a first sealing strip 4 is provided at the upper end of the second load-bearing surround 11 and close to the first cover plate 5, and a second sealing strip 8 is provided at the upper end of the second load-bearing surround 11 and close to the second cover plate 6. By arranging a first load-bearing edge 10 and a second load-bearing edge 11 at the opening on the cabinet body 1, a first buffer strip 3 is arranged on the upper end of the first load-bearing edge 10 and on the side close to the first cover plate 5, a second buffer strip 9 is arranged on the upper end of the first load-bearing edge and on the side close to the second cover plate 6, a first sealing strip 4 is arranged on the upper end of the second load-bearing edge 11 and on the side close to the first cover plate 5, and a second sealing strip 8 is arranged on the upper end of the second load-bearing edge 11 and on the side close to the second cover plate 6. The first sealing strip 4 can ensure the sealing of the first cover plate 5 after being buckled, the second sealing strip 8 can ensure the sealing of the second cover plate 6 after being buckled, the first buffer strip 3 can ensure the buffering of the first cover plate 5 after being buckled, and the second buffer strip 9 can ensure the buffering of the second cover plate 6 after being buckled. In this way, the sealing of the first cover plate 5 and the second cover plate 6 after being buckled is ensured, and the refrigeration effect in the first cabinet cavity 2 and the second cabinet cavity 25 during use is ensured.

[0028] In this embodiment, a limit block 19 is provided on the first sealing strip 4 near the first buffer strip 3 and on the second sealing strip 8 near the second buffer strip 9, and a first limit groove 21 is provided in the limit block 19. A second limit groove 22 for inserting the limit block 19 is provided on one side of the first buffer strip 3 near the first sealing strip 4 and on one side of the second buffer strip 9 near the second sealing strip 8, and a buffer rubber protrusion 24 inserted into the first limit groove 21 is provided in the second limit groove 22. By arranging a limit block 19 on the first sealing strip 4 near the first buffer strip 3 and on the second sealing strip 8 near the second buffer strip 9, a first limit groove 21 is arranged in the limit block 19, a second limit groove 22 for inserting the limit block 19 is arranged on the side of the first buffer strip 3 near the first sealing strip 4 and on the side of the second buffer strip 9 near the second sealing strip 8, a buffer rubber protrusion 24 inserted into the first limit groove 21 is arranged in the second limit groove 22, the buffer rubber protrusion 24 is inserted into the first limit groove 21, and shock absorption and buffering are realized by the buffer rubber protrusion 24, so as to realize buffering and shock absorption of the first cover plate 5 and the second cover plate 6 after being buckled, and realize protection of the first cover plate 5 and the second cover plate 6 after being buckled, thereby effectively delaying the service life of the cabinet 1.

[0029] In this embodiment, a guide groove 23 is provided on the inner wall of the second limiting groove 22, and a guide rib 20 is provided on the outer periphery of the limiting block 19 to slide along the guide groove 23. By providing the guide groove 23 on the inner wall of the second limiting groove 22 and the guide rib 20 on the outer periphery of the limiting block 19 to slide along the guide groove 23, the stability of the insertion of the limiting block 19 can be ensured, the shaking of the limiting block 19 after being assembled with the second limiting groove 22 can be avoided, and the sealing of the limiting block 19 and the second limiting groove 22 after being assembled can be ensured.

[0030] In this embodiment, a sealing edge 12 is provided on one side of the first cover plate 5 close to the first sealing strip 4 and on one side of the second cover plate 6 close to the second sealing strip 8, an elastic buckle 13 and a sealing protrusion 14 are provided on one side of the first sealing strip 4 close to the first cover plate 5 and on one side of the second sealing strip 8 close to the second cover plate 6, a third limiting groove for the sealing edge 12 to be snapped into is formed between the elastic buckle 13 and the sealing protrusion 14, and a snap-in groove 28 for the sealing protrusion 14 to be inserted into is provided on one side of the sealing edge 12 close to the sealing protrusion 14. By providing a sealing edge 12 on one side of the first cover plate 5 close to the first sealing strip 4 and on one side of the second cover plate 6 close to the second sealing strip 8, an elastic buckle 13 and a sealing protrusion 14 are provided on one side of the first sealing strip 4 close to the first cover plate 5 and on one side of the second sealing strip 8 close to the second cover plate 6, the elastic buckle 13 is used to clamp the sealing protrusion 14, and a third limiting groove for the sealing edge 12 to be clamped is formed between the elastic buckle 13 and the sealing protrusion 14, so that the sealing edge 12 is clamped into the third sealing groove 26, thereby ensuring the stability of the first cover plate 5 and the second cover plate 6 after being buckled together, avoiding loosening of the first cover plate 5 and the second cover plate 6 after being buckled together to affect the sealing, and ensuring the refrigeration effect in the first cabinet cavity 2 and the second cabinet cavity 25.

[0031] In this embodiment, a plurality of first annular sealing grooves 15 are provided on the side of the sealing protrusion 14 close to the sealing edge 12, and a plurality of third annular sealing grooves 17 are provided on the side of the first sealing strip 4 close to the sealing edge 12 and the side of the second sealing strip 8 close to the sealing edge 12. By providing a plurality of first annular sealing grooves 15 on the side of the sealing rib close to the sealing edge 12, and providing a plurality of third annular sealing grooves 17 on the side of the first sealing strip 4 close to the sealing edge 12 and the side of the second sealing strip 8 close to the sealing edge 12, the sealing performance of the first cover plate 5 and the second cover plate 6 after buckling can be effectively improved, and the sealing performance of the sealing protrusion 14, the first sealing strip 4 and the elastic buckle 13 when they cooperate can be avoided.

[0032] In this embodiment, a second annular sealing groove 16 is provided on one side of the elastic buckle 13 close to the first limiting rib 29. By providing the second annular sealing groove 16 on one side of the elastic buckle 13 close to the first limiting rib 29, the second annular sealing groove 16 can provide good sealing performance, thereby ensuring the sealing performance of the first cover plate 5 and the second cover plate 6 after being buckled.

[0033] In this embodiment, the second limiting rib 18 is provided on the side of the elastic buckle 13 close to the sealing edge 12, the first limiting rib 29 is provided on the side of the sealing edge 12 close to the elastic buckle 13, and the slot 30 for the first limiting rib 29 to be engaged is provided on the side of the elastic buckle 13 close to the first limiting rib 29. By providing the second limiting rib 18 on the side of the elastic buckle 13 close to the sealing edge 12, the first limiting rib 29 is provided on the side of the sealing edge 12 close to the elastic buckle 13, and the slot 30 for the first limiting rib 29 to be engaged is provided on the side of the elastic buckle 13 close to the first limiting rib 29, the stability of the sealing edge 12 being engaged in the sealing groove can be ensured, the stability of the first cover plate 5 and the second cover plate 6 after being buckled is improved, and the sealing stability of the cabinet 1 is effectively ensured.

[0034] Understandably, the voltage range of this multi-temperature zone freezer is wide, from AC100V to AC240V, and it is universally used.

[0035] It can be understood that the cabinet 1 is also provided with a control panel electrically connected to the refrigeration system. Figure 5 The specific steps of the operation are as follows:

[0036] ① The left half of the display panel controls and displays the status of the left chamber, and the right half controls and displays the status of the right chamber.

[0037] ②There are two LED indicators, one on each side, corresponding to the "quick freezing mode" status indication of the left and right compartments respectively.

[0038] ③ There are two blue LED digital display tubes with "888" on each side, which display the freezing temperature of the left and right compartments respectively.

[0039] ④ There are two groups of buttons on the left and right, which control the left and right chambers respectively; one group of buttons has 3 buttons, which correspond to temperature "+", temperature "-", and "quick freeze" respectively.

[0040] ⑤Temperature adjustment: Each time you press the "+" button, the set temperature increases by 1°C; each time you press the "-" button, the set temperature decreases by 1°C.

[0041] ⑥ Quick Freeze Mode: Press and hold ("Quick Freeze" button) for 3 seconds to enter the Quick Freeze mode, and the Quick Freeze LED indicator lights up. In the Quick Freeze mode, press the "Quick Freeze" button or the "+" or "-" button once to exit the Quick Freeze mode, the Quick Freeze LED indicator goes out, and the compartment settings return to the previous settings.

[0042] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0043] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A multi-temperature zone refrigerator, characterized in that: The refrigerator comprises a cabinet body and a temperature-insulating plate arranged in the cabinet body, wherein the temperature-insulating plate divides the interior of the refrigerator into a first cabinet cavity and a second cabinet cavity, wherein a first cover plate sealing the first cabinet cavity and a second cover plate sealing the second cabinet cavity are arranged on the refrigerator, and handles are arranged on the first cover plate and the second cover plate, wherein the first cabinet cavity and the second cabinet cavity are respectively temperature-controlled by two independent refrigeration systems, and the temperature adjustment range of the first cabinet cavity and the second cabinet cavity is -40°C to 10°C; A sealing edge is provided on one side of the first cover plate close to the first sealing strip and a sealing edge is provided on one side of the second cover plate close to the second sealing strip. An elastic buckle and a sealing protrusion are provided on one side of the first sealing strip close to the first cover plate and a sealing protrusion is provided. A third limiting groove for the sealing edge to be inserted is formed between the elastic buckle and the sealing protrusion. A clamping groove for the sealing protrusion to be inserted is provided on one side of the sealing edge close to the sealing protrusion. A plurality of first annular sealing grooves are provided on one side of the sealing protrusion close to the sealing edge, and a plurality of third annular sealing grooves are provided on one side of the first sealing strip close to the sealing edge and on one side of the second sealing strip close to the sealing edge; A second annular sealing groove is provided on one side of the elastic buckle close to the first limiting convex rib; The elastic buckle is provided with a second limiting rib on one side close to the sealing edge, the sealing edge is provided with a first limiting rib on one side close to the elastic buckle, and the elastic buckle is provided with a slot for the first limiting rib to be engaged on one side close to the first limiting rib.

2. A multi-temperature zone freezer according to claim 1, characterized in that: The two independent refrigeration systems each include an electric control module, an electric valve and a compressor, and the electric control module is electrically connected to the electric valve and the compressor respectively.

3. The multi-temperature zone refrigerator according to claim 2, characterized in that: The electric control module also includes a power-off memory module, which is used to store the control method in the first cabinet cavity and the second cabinet cavity before power failure. When the power is off and restarted, the refrigeration system connected to the first cabinet cavity and the refrigeration system connected to the second cabinet cavity both maintain the working state before the power failure.

4. The multi-temperature zone freezer according to claim 1, characterized in that: The cabinet upper opening is provided with a first load-bearing surround and a second load-bearing surround, the inner diameter of the second load-bearing surround is larger than the inner diameter of the first load-bearing surround, a first buffer strip is provided at the upper end of the first load-bearing surround and close to the first cover plate, a second buffer strip is provided at the upper end of the first load-bearing surround and close to the second cover plate, a first sealing strip is provided at the upper end of the second load-bearing surround and close to the first cover plate, and a second sealing strip is provided at the upper end of the second load-bearing surround and close to the second cover plate.

5. The multi-temperature zone refrigerator according to claim 4, characterized in that: The first sealing strip is provided with a limit block near the first buffer strip and the second sealing strip is provided with a limit block near the second buffer strip, the limit block is provided with a first limit groove, the first buffer strip is provided with a second limit groove for inserting the limit block near the first sealing strip and the second buffer strip is provided with a buffer rubber protrusion inserted into the first limit groove.

6. The multi-temperature zone freezer according to claim 5, characterized in that: A guide groove is provided on the inner wall of the second limiting groove, and a guide convex rib sliding along the guide groove is provided on the outer periphery of the limiting block.

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