Horizontal air cooling refrigerator

Abstract

The horizontal air-cooled refrigerator comprises a refrigerator body, a refrigerator door rotationally installed at the top of the refrigerator body and a refrigerating unit installed in the refrigerator body, a refrigerating chamber, an upper installation chamber and a lower installation chamber are formed in the refrigerator body, and the upper installation chamber and the lower installation chamber are oppositely arranged on the right side of the refrigerating chamber up and down. A through hole positioned between the upper mounting chamber and the lower mounting chamber is also formed in the cabinet body; the refrigerating unit comprises a unit insulation board, an upper module integrally mounted on the upper side of the unit insulation board and a lower module integrally hoisted on the lower side of the unit insulation board, the upper module at least comprises an evaporator and a throttler, and the lower module at least comprises a compressor and a condenser. The unit insulation board can be embedded into the through hole to separate the upper mounting chamber from the lower mounting chamber; the refrigerating unit can be integrally moved in and out of the cabinet body from the opening; when the refrigerating unit is mounted in the cabinet body, the upper module is positioned in the upper mounting chamber, and the lower module is positioned in the lower mounting chamber; the upper module and the lower module are integrated on the unit insulation board, so that later maintenance is facilitated.

Description

Technical Field

[0001] The present invention relates to the technical field of refrigeration equipment, and particularly relates to a horizontal air-cooled freezer. Background Art

[0002] A horizontal air-cooled freezer is used to store items that need to be stored at low temperatures, and it includes a storage space for storing items and a refrigeration unit that provides cooling capacity to the storage space. The refrigeration unit of a traditional horizontal air-cooled freezer is generally fixedly installed inside the cabinet body, making it difficult to repair and replace the refrigeration unit. Currently, there are air-cooled freezers that can move the refrigeration unit out from the side of the cabinet body, but the operation is complex and it is easy to affect the refrigeration effect of the horizontal air-cooled freezer. Summary of the Invention

[0003] In order to solve the above technical problems, the purpose of the present invention is to provide a horizontal air-cooled freezer that is convenient for disassembly and assembly.

[0004] To achieve the above purpose, the present invention adopts the following technical solution: A horizontal air-cooled freezer, comprising: A cabinet body with an open top. Inside the cabinet body, a refrigerating chamber is formed, and an upper installation chamber and a lower installation chamber are arranged opposite to each other vertically on the right side of the refrigerating chamber. A through hole is also formed inside the cabinet body between the upper installation chamber and the lower installation chamber, and the through hole communicates the upper installation chamber and the lower installation chamber; the upper installation chamber and the refrigerating chamber are separated by an air duct plate; A cabinet door rotatably installed on the top of the cabinet body to open and close the open top; and A refrigeration unit detachably installed inside the cabinet body. The refrigeration unit includes a unit heat preservation board, an upper module integrally installed on the upper side of the unit heat preservation board, and a lower module integrally hoisted on the lower side of the unit heat preservation board. The unit heat preservation board is configured to be able to block heat transfer by being embedded in the through hole to separate the upper installation chamber and the lower installation chamber; the refrigeration unit is configured to be able to be integrally moved into and out of the cabinet body from the open top; when the refrigeration unit is installed inside the cabinet body, the upper module is located inside the upper installation chamber, and the lower module is located inside the lower installation chamber; the upper module at least includes an evaporator and a throttle, and the lower module at least includes a condenser and a compressor.

[0005] In the above technical solution, further preferably, the cabinet body includes an outer shell and a foamed inner liner located inside the outer shell. The foamed inner liner includes a left inner liner wall, a rear inner liner wall, a front inner liner wall, a bottom inner liner wall, a first right inner liner wall, and a second right inner liner wall. The front inner liner wall and the rear inner liner wall are arranged opposite to each other front and back. The left inner liner wall connects the left ends of the rear inner liner wall and the front inner liner wall. The bottom inner liner wall connects the lower ends of the left inner liner wall, the rear inner liner wall, the front inner liner wall, and the second right inner liner wall. The first right inner liner wall is located on the right side and above the second right inner liner wall. Among them, the air duct plate, the rear inner liner wall, the front inner liner wall, and the first right inner liner wall define the upper installation chamber, and the second right inner liner wall and the outer shell define the lower installation chamber.

[0006] In the above technical solution, further preferably, the circumferential direction of the unit heat preservation board has a first step portion, the bottom end portion of the first right inner liner wall has a second step portion that cooperates with the first step portion, and the top end portion of the second right inner liner wall has a third step portion that cooperates with the first step portion.

[0007] In the above technical solution, further preferably, the cabinet body is an integrally foamed box body.

[0008] In the above technical solution, further preferably, it further includes an air duct system. The air duct system includes at least one air inlet and at least one air outlet opened on the air duct plate, an air outlet duct communicated with the at least one air outlet, a return air duct communicated with the at least one air inlet. The air outlet duct is arranged on the inner wall surface of the foamed inner liner and is close to the open end. A plurality of air blowing ports facing the refrigerating chamber are opened on the air outlet duct. The return air duct is located below the air outlet duct.

[0009] In the above technical solution, further preferably, the outer shell is provided with heat dissipation grids communicating the lower installation chamber with the outside.

[0010] In the above technical solution, further preferably, the unit heat preservation board is an integrally foamed board.

[0011] In the above technical solution, further preferably, the refrigeration unit further includes a support frame suspended below the unit heat preservation board. The support frame includes a bottom plate and a plurality of suspension rods. The bottom plate is arranged parallel to the unit heat preservation board below the unit heat preservation board. Each of the suspension rods extends in the up and down direction. The upper end portions of each of the suspension rods are connected to the unit heat preservation board, and the lower end portions of each of the suspension rods are connected to the bottom plate.

[0012] In the above technical solution, further preferably, the lower module is assembled on the bottom plate.

[0013] In the above technical solution, further preferably, the upper module further includes a water receiving tray, the water receiving tray is installed below the evaporator, the water receiving tray has a water outlet pipe, and the water outlet pipe is configured to be able to pass through the unit heat preservation board and extend into the lower installation room.

[0014] The present invention has the following beneficial effects compared with the prior art: The upper module and the lower module of the present invention are integrally assembled on the unit heat preservation board, and can be integrally moved into and out of the cabinet from the open opening at the top of the cabinet body, without affecting the refrigerated items in the refrigerated chamber, and are convenient for disassembly and assembly, which is convenient for later maintenance. The unit heat preservation board is closely matched with the cabinet body to avoid cold leakage and heat transfer. Description of the Drawings

[0015] Figure 1 It is a three-dimensional exploded view of a horizontal air-cooled freezer provided by an embodiment of the present invention; Figure 2 It is a longitudinal sectional view of the refrigeration unit of a horizontal air-cooled freezer provided by an embodiment of the present invention located inside the cabinet; Figure 3 It is Figure 2 a partial enlarged view of part A in Figure 4 It is a longitudinal sectional view of the refrigeration unit of a horizontal air-cooled freezer provided by an embodiment of the present invention being removed from the cabinet; Figure 5 It is a transverse sectional view of the refrigeration unit of a horizontal air-cooled freezer provided by an embodiment of the present invention located inside the cabinet.

[0016] Wherein: 10, cabinet body; 101, open end; 102, refrigerating chamber; 103, upper installation chamber; 104, lower installation chamber; 105, notch; 4, outer shell; 41, heat dissipation grid; 5, foamed inner liner; 51, left inner liner wall; 52, rear inner liner wall; 53, front inner liner wall; 54, bottom inner liner wall; 55, first right inner liner wall; 56, second right inner liner wall; 551, second step portion; 561, third step portion; 521, fourth step portion; 531, fifth step portion; 6, air duct plate; 30, refrigeration unit; 1, unit heat preservation plate; 11, first step portion; 2, upper module; 21, evaporator; 22, first blower; 23, water receiving tray; 231, water outlet pipe; 3, lower module; 31, compressor; 32, condenser; 33, second blower; 8, support frame; 81, bottom plate; 82, suspension rod; 12, sealing plate; 40, air duct system; 71, air inlet; 72, air outlet; 73, air outlet duct; 74, return air duct. Detailed implementation manners

[0017] To describe in detail the technical content, structural features, achieved objectives and effects of the application, the following will describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. In the following description, for the purpose of explanation, many specific details are set forth to provide a detailed description of various exemplary embodiments or implementations of the invention. However, various exemplary embodiments may also be implemented without these specific details or in the case of one or more equivalent arrangements. In addition, various exemplary embodiments may be different, but not necessarily exclusive. For example, without departing from the inventive concept, the specific shapes, structures and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment.

[0018] The present invention provides a horizontal air-cooled freezer, as Figure 1 shown. The horizontal air-cooled freezer includes: a cabinet body 10, a cabinet door (not shown in the figure) rotatably installed on the top of the cabinet body 10, and a refrigeration unit 30 installed in the cabinet body 10.

[0019] As Figure 1 , 2, as shown in FIGS. 4, the top of the cabinet body 10 has an opening 101. Inside the cabinet body 10, a refrigerating chamber 102 is formed, and an upper installation chamber 103 and a lower installation chamber 104 are arranged opposite to each other vertically on the right side of the refrigerating chamber 102. The opening 101 communicates with both the refrigerating chamber 102 and the upper installation chamber 103. The refrigerating chamber 102 is used for storing refrigerated items, and the refrigerated items can be taken in and out of the refrigerating chamber 102 through the open opening 101. The refrigeration unit 30 is detachably installed in the upper installation chamber 103 and the lower installation chamber 104, and the refrigeration unit 30 can be moved into and out of the upper installation chamber 103 and the lower installation chamber 104 through the open opening 101. A through opening 105 is also formed in the cabinet body 10 between the upper installation chamber 103 and the lower installation chamber 104. The through opening 105 communicates the upper installation chamber 103 and the lower installation chamber 104, and the refrigeration unit 30 provides cold quantity for the refrigerating chamber 102 in the upper installation chamber 103 and the lower installation chamber 104.

[0020] The cabinet door rotates at the top of the cabinet body 10 to open and close the opening 101. When the cabinet door closes the opening 101 to completely cover the opening 101, the cold quantity provided by the refrigeration unit 30 is blocked inside the refrigerating chamber 102; when the cabinet door opens the opening 101, the user can take and place items through the open opening 101.

[0021] The refrigeration unit 30 is detachably installed in the cabinet body 10. The refrigeration unit 30 includes a unit heat preservation board 1, an upper module 2 integrally installed on the upper side of the unit heat preservation board 1, and a lower module 3 integrally hoisted on the lower side of the unit heat preservation board 1. The unit heat preservation board 1 is configured to be able to be embedded into the through opening 105 to separate the upper installation chamber 103 and the lower installation chamber 104. The refrigeration unit 30 is configured to be able to be integrally moved into and out of the cabinet body 10 through the opening 101; when the refrigeration unit 30 is installed in the cabinet body 10, the upper module 2 is located in the upper installation chamber 103, the lower module 3 is located in the lower installation chamber 104, and the unit heat preservation board 1 blocks between the upper installation chamber 103 and the lower installation chamber 104, blocking the heat transfer between the two chambers.

[0022] The cabinet body 10 includes an outer shell 4 and a foam inner liner 5 located inside the outer shell 4. The foam inner liner 5 includes a left inner liner wall 51, a rear inner liner wall 52, a front inner liner wall 53, a bottom inner liner wall 54, a first right inner liner wall 55, and a second right inner liner wall 56. The front inner liner wall 53 and the rear inner liner wall 52 are arranged opposite to each other front and back. The left inner liner wall 51 connects the left ends of the rear inner liner wall 52 and the front inner liner wall 53. The bottom inner liner wall 54 connects the lower ends of the left inner liner wall 51, the rear inner liner wall 52, the front inner liner wall 53, and the second right inner liner wall 56. The first right inner liner wall 55 is located on the right side of the second right inner liner wall 56 and on the upper side of the second right inner liner wall 56.

[0023] The upper installation chamber 103 and the refrigerating chamber 102 are separated by an air duct plate 6. Among them, the air duct plate 6, the rear inner tank wall 52, the front inner tank wall 53 and the first right inner tank wall 55 define the upper installation chamber 103, and the second right inner tank wall 56 and the outer casing 4 define the lower installation chamber 104. The periphery of the upper installation chamber 103 is wrapped by a foamed inner tank and separated by the unit heat preservation board 1 to prevent cold leakage. The left side of the lower installation chamber 104 is separated from the refrigerating chamber 102 by the first right inner tank wall 55, and the top is separated from the upper installation chamber 103 by the unit heat preservation board 1, so as to prevent the heat emitted by the lower module 3 in the lower installation chamber 104 from being transferred to the refrigerating chamber 102 and the upper installation chamber 103, and ensure the refrigeration effect of the upper module 2. Among them, a heat dissipation grid 41 communicating the lower installation chamber 104 with the outside is provided on the outer casing 4, so that the heat of the lower module 3 is released to the outside of the cabinet 10 through the heat dissipation grid 41, realizing the heat dissipation purpose of the lower module 3.

[0024] In the embodiment of the present invention, the cabinet is an integrally foamed box body, and the foamed box body can effectively isolate the heat transfer between the inside and the outside of the cabinet, prevent the cold in the cabinet from leaking, and improve the refrigeration effect. The unit heat preservation board 1 is an integrally foamed board, which can effectively block the heat transfer between the upper installation chamber 103 and the lower installation chamber 104.

[0025] As Figures 2 - 5 shown, the circumferential direction of the unit heat preservation board 1 has a first step portion 11, the bottom end portion of the first right inner tank wall 55 has a second step portion 551 matching the first step portion 11, and the top end portion of the second right inner tank wall 56 has a third step portion 561 matching the first step portion 11. The rear inner tank wall 52 and the front inner tank wall 53 respectively have a fourth step portion 521 and a fifth step portion 531 matching the edge of the unit heat preservation board 1 at the notch 105. When the unit heat preservation board 1 is embedded in the notch 105, the first step portion 11 at the left end of the unit heat preservation board 1 is closely attached to the third step portion 561, the first step portion 11 at the right end of the unit heat preservation board 1 is closely attached to the second step portion 551, the first step portion 11 at the rear end of the unit heat preservation board 1 is closely attached to the fourth step portion 521, and the first step portion 11 at the front end of the unit heat preservation board 1 is closely attached to the fifth step portion 531. The unit heat preservation board 1 is supported between the upper installation chamber 103 and the lower installation chamber 104 through the second, third, fourth, and fifth step portions, and is closely attached to the foamed inner tank 5 to effectively prevent the heat exchange and cold leakage between the upper installation chamber 103 and the lower installation chamber 104.

[0026] The horizontal air-cooled freezer also includes an air duct system 40, which includes at least one air inlet 71 and at least one air outlet 72 opened on the air duct plate 6, an air outlet duct 73 communicated with at least one air outlet 72, and a return air duct 74 communicated with at least one air inlet 71. The air outlet duct 73 is arranged on the inner wall surface of the foam inner liner 5 and is close to the open end 101. A plurality of air blowing openings 731 facing the refrigerating chamber 102 are opened on the air outlet duct 73; the return air duct 74 is located below the air outlet duct 73. The cold generated by the refrigeration unit 30 is conveyed into the air outlet duct 73 in the form of cold air from the air outlet 72. The cold air in the air outlet duct 73 is blown into the refrigerating chamber 102 from the plurality of air blowing openings 731 to continuously reduce the temperature in the refrigerating chamber 102. The cold air that has not entered the refrigerating chamber 102 is conveyed back into the upper installation chamber 103 from the return air duct 74 through the air inlet 71, realizing the circulating conveyance of cold to the refrigerating chamber 102.

[0027] The upper module 2 of the refrigeration unit 30 includes at least an evaporator 21, a first blower 22 and a throttle (not shown in the figure). The evaporator 21 and the first blower 22 are assembled on the upper side of the unit heat preservation board 1. The first blower 22 is located on the left side of the evaporator 21 to blow the cold towards at least one air outlet 72, forming cold air conveyed along the air outlet duct 73 and the return air duct 74. A sealing plate 12 is also installed on the top of the upper module 2. The sealing plate 12 is used to shield the upper module 2, improve the aesthetic effect, avoid the evaporator 21 of the upper module 2 from contacting a large amount of external air when the cabinet door is opened, and reduce the frosting amount on the evaporator.

[0028] As Figure 1 、 4 As shown in FIG. 5, the refrigeration unit 30 further includes a support frame 8 suspended below the unit heat preservation board 1. The support frame 8 includes a bottom plate 81 and a plurality of suspension rods 82. The bottom plate 81 is arranged parallel to the unit heat preservation board 1 below the unit heat preservation board 1. Each suspension rod 82 extends in the up and down direction. The upper end of each suspension rod 82 is connected to the unit heat preservation board 1, and the lower end of each suspension rod 82 is connected to the bottom plate 81. The plurality of suspension rods 82 are arranged in sequence along the edge of the bottom plate 81 to stabilize the structure of the support frame 8.

[0029] The lower module 3 includes at least a compressor 31, a condenser 32 and a second blower 33. The compressor 31, the condenser 32 and the second blower 33 are assembled on the bottom plate 81 and are hoisted below the unit heat preservation board 1 through the support frame 8. The second blower 33 is used to blow air towards the compressor 31 to cool the compressor 31, and the hot air carrying away the heat is released to the outside of the cabinet 10 from the heat dissipation grid 41 of the outer housing 4.

[0030] The upper module 2 and the lower module 3 are integrally assembled on the unit insulation board 1 and can be integrally moved in and out of the upper installation chamber 103 and the lower installation chamber 104 from the opening 101, without affecting the refrigerated items in the refrigerating chamber 102, and are convenient to disassemble and assemble, facilitating later maintenance.

[0031] The upper module 2 further includes a water receiving tray 23. The water receiving tray 23 is installed below the evaporator 21 and is used to receive and hold the defrosting water dripping from the evaporator 21. The water receiving tray 23 has a water outlet pipe 231, and the water outlet pipe 231 is configured to extend through the unit insulation board 1 into the lower installation chamber 104, so that the defrosting water in the water receiving tray 23 can flow into the lower installation chamber 104. There are high-temperature devices such as a compressor in the lower installation chamber 104, which can evaporate the defrosting water entering the lower installation chamber 104.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements. The scope of protection required by the present invention is defined by the appended claims, the specification and their equivalents.

Claims

1. A horizontal air-cooled freezer, characterized in that, Comprising: A cabinet body with an opening at the top. Inside the cabinet body, a refrigerating chamber is formed, and an upper installation chamber and a lower installation chamber are arranged vertically opposite to each other on the right side of the refrigerating chamber. A through opening is also formed in the cabinet body between the upper installation chamber and the lower installation chamber, and the through opening communicates the upper installation chamber and the lower installation chamber; the upper installation chamber and the refrigerating chamber are separated by an air duct plate. A cabinet door rotatably installed at the top of the cabinet body to open and close the opening. And A refrigeration unit detachably installed in the cabinet body. The refrigeration unit includes a unit heat preservation plate, an upper module integrally installed on the upper side of the unit heat preservation plate, and a lower module integrally hoisted on the lower side of the unit heat preservation plate. The unit heat preservation plate is configured to be able to be embedded in the through opening to separate the upper installation chamber and the lower installation chamber in a way that blocks heat transfer; the refrigeration unit is configured to be able to be integrally moved into and out of the cabinet body from the opening; when the refrigeration unit is installed in the cabinet body, the upper module is located in the upper installation chamber, and the lower module is located in the lower installation chamber; the upper module at least includes an evaporator and a throttle, and the lower module at least includes a condenser and a compressor.

2. The horizontal air-cooled freezer according to claim 1, wherein, The cabinet body includes an outer shell and a foamed inner liner located inside the outer shell. The foamed inner liner includes a left inner liner wall, a rear inner liner wall, a front inner liner wall, a bottom inner liner wall, a first right inner liner wall, and a second right inner liner wall. The front inner liner wall and the rear inner liner wall are arranged opposite to each other front and back. The left inner liner wall connects the left ends of the rear inner liner wall and the front inner liner wall. The bottom inner liner wall connects the lower ends of the left inner liner wall, the rear inner liner wall, the front inner liner wall, and the second right inner liner wall. The first right inner liner wall is located on the right side of the second right inner liner wall and on the upper side of the second right inner liner wall; wherein, the air duct plate, the rear inner liner wall, the front inner liner wall, and the first right inner liner wall define the upper installation chamber, and the second right inner liner wall and the outer shell define the lower installation chamber.

3. The horizontal air-cooled freezer according to claim 2, wherein The circumferential direction of the unit heat preservation plate has a first step portion, the bottom end portion of the first right inner liner wall has a second step portion matching the first step portion, and the top end portion of the second right inner liner wall has a third step portion matching the first step portion.

4. The horizontal air-cooled freezer according to claim 2, characterized in that, The cabinet body is an integrally foamed box body.

5. The horizontal air-cooled freezer according to claim 2, characterized in that, It further includes an air duct system. The air duct system includes at least one air inlet and at least one air outlet opened on the air duct plate, an air outlet duct communicated with the at least one air outlet, and a return air duct communicated with the at least one air inlet. The air outlet duct is arranged on the inner wall surface of the foamed inner liner and close to the opening. A plurality of air blowing openings facing the refrigerating chamber are opened on the air outlet duct; the return air duct is located below the air outlet duct.

6. The horizontal air-cooled freezer according to claim 2, characterized in that, The outer housing is provided with heat dissipation grids communicating the lower installation chamber with the outside.

7. The horizontal air-cooled freezer according to claim 1, wherein, The unit insulation board is an integrally foamed board.

8. The horizontal air-cooled freezer according to claim 1, characterized in that, The refrigeration unit further includes a support frame suspended below the unit insulation board. The support frame includes a bottom plate and a plurality of suspension rods. The bottom plate is arranged parallel to the unit insulation board below the unit insulation board. Each of the suspension rods extends in the vertical direction. The upper end of each suspension rod is connected to the unit insulation board, and the lower end of each suspension rod is connected to the bottom plate.

9. The horizontal air-cooled freezer according to claim 8, characterized in that, The lower module is assembled on the bottom plate.

10. The horizontal air-cooled freezer according to claim 1, characterized in that, The upper module further includes a water receiving tray. The water receiving tray is installed below the evaporator. The water receiving tray has a water outlet pipe configured to pass through the unit insulation board and extend into the lower installation chamber.

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