Kitchen hanging fresh air host structure

Abstract

The present application belongs to the field of air handling equipment, and relates to a kitchen hanging fresh air main unit structure, including a casing, the casing having a first air inlet cavity, a second air inlet cavity, a first air outlet cavity, a second air outlet cavity and a heat exchange core, the casing is provided with a first air inlet connected to the first air inlet cavity, a second air inlet connected to the second air inlet cavity, a first air outlet connected to the first air outlet cavity and a second air outlet connected to the second air outlet cavity, the first air inlet cavity is connected to the first air outlet cavity through the heat exchange core to form a first air channel, the second air inlet cavity is connected to the second air outlet cavity through the heat exchange core to form a second air channel, the heat exchange core is a prism with an axis arranged along the longitudinal direction of the casing, and the axes of the first air inlet, the second air inlet, the first air outlet and the second air outlet are all arranged along the longitudinal direction of the casing. The heat exchange core is arranged horizontally, so that the volume of the heat exchange core is relatively increased, thereby improving the heat exchange efficiency.

Description

Technical Field

[0001] The invention belongs to the field of air treatment equipment, relates to a fresh air system, and in particular to a hanging fresh air host structure for a kitchen. Background Art

[0002] The fresh air system is a heat exchange device used to filter air pollution. In recent years, it has been widely used in homes and offices. The fresh air system purifies outdoor air and introduces it into the room, and then exhausts the indoor air, thereby meeting the need for indoor fresh air ventilation.

[0003] For example, a Chinese invention patent discloses a vertical cabinet indoor environmental control machine [application number: 201821170995.6], including a cabinet, a first air inlet, a second air inlet, a first air outlet, a second air outlet, a heat exchange core, a first fan, a second fan, an air quality sensor and a plurality of air guide plates; the air guide plates divide the cabinet into a plurality of chambers, the plurality of chambers include a first air inlet cavity, a second air inlet cavity, a first air outlet cavity, a second air outlet cavity and a heat exchange core cavity, the first air inlet, the second air inlet, the first air outlet and the second air outlet are all arranged on the top of the cabinet, the first air inlet is connected to the first air inlet cavity, the second air inlet is connected to the second air inlet cavity, the first air outlet is connected to the first air outlet cavity, the second air outlet is connected to the second air outlet cavity, the first air inlet cavity is connected to the first air outlet cavity through the heat exchange core to form a first air channel, and the second air inlet cavity is connected to the second air outlet cavity through the heat exchange core to form a second air channel.

[0004] Although the above technical solution has designed a structure with a vertical cabinet structure suitable for bedrooms or living rooms, the wall cabinet used in the kitchen is still large in size. In addition, in order to reduce the cabinet volume, the size of the heat exchange core is also reduced accordingly, resulting in lower heat exchange efficiency. Summary of the invention

[0005] The purpose of this application is to provide a dual-core cabinet-type fresh air host structure to address the above-mentioned problems.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] The present application creatively provides a hanging fresh air host structure for a kitchen, including a casing, wherein a first air inlet chamber, a second air inlet chamber, a first air outlet chamber, a second air outlet chamber and a heat exchange core are provided in the casing, and a first air inlet connected to the first air inlet chamber, a second air inlet connected to the second air inlet chamber, a first air outlet connected to the first air outlet chamber and a second air outlet connected to the second air outlet chamber are provided on the casing. The first air inlet chamber is connected to the first air outlet chamber through the heat exchange core to form a first air channel, and the second air inlet chamber is connected to the second air outlet chamber through the heat exchange core to form a second air channel. The heat exchange core is a prism with an axis arranged along the longitudinal direction of the casing, and the axes of the first air inlet, the second air inlet, the first air outlet and the second air outlet are all arranged along the longitudinal direction of the casing.

[0008] In the above-mentioned kitchen hanging fresh air main unit structure, the heat exchange core has a first inlet of the exchange core connected to the first air inlet cavity, a second inlet of the exchange core connected to the second air inlet cavity, a first outlet of the exchange core connected to the first air outlet and a second outlet of the exchange core connected to the second air outlet, and the first inlet of the exchange core and the second inlet of the exchange core are respectively provided with a filter.

[0009] In the above-mentioned kitchen hanging fresh air main unit structure, the filter is arranged in a folding structure.

[0010] In the above-mentioned kitchen hanging fresh air main unit structure, the filter net includes a non-woven fabric filter layer and an activated carbon filter cotton layer arranged in sequence from the outside to the inside, and the activated carbon filter cotton layer is coated with a titanium dioxide phosphate coating by spraying.

[0011] In the above-mentioned kitchen hanging fresh air main unit structure, the heat exchange is a hexagonal prism, and the six sides of the heat exchange core are sequentially connected to the first side, the second side, the third side, the fourth side, the fifth side and the sixth side. The second side is located at the front part of the casing, the first inlet of the exchange core is located on the first side, the second inlet of the exchange core is located on the third side, the first outlet of the exchange core is located on the fourth side, and the second outlet of the exchange core is located on the sixth side.

[0012] In the above-mentioned kitchen hanging fresh air main unit structure, the front side of the casing has a detachable front cover, which is slidably connected to the second side of the heat exchange core along the longitudinal direction of the casing, and the two side edges of the second side are located between the two side edges of the front cover.

[0013] In the above-mentioned kitchen hanging fresh air main unit structure, the inner bottom surface of the casing has filter screen slide grooves respectively arranged in contact with the bottom edge of the first side surface and the bottom edge of the third side surface. The front ends of the two filter screen slide grooves extend to the front end of the inner bottom surface of the casing and are located between the two side edges of the front cover. The two filters are respectively arranged in the filter screen frames, and the filter screen frames slide along the filter screen slide grooves.

[0014] In the above-mentioned kitchen hanging fresh air main unit structure, the front side of the casing also has two protective plates located on both sides of the front cover, and the two protective plates are fixedly arranged on the front side of the first air inlet cavity and the front side of the second air inlet cavity, respectively. The front cover and the two protective plates are slidably connected along the longitudinal direction of the casing.

[0015] In the above-mentioned hanging fresh air main unit structure for kitchen, the first air inlet, the second air inlet, the first air outlet and the second air outlet are all arranged on the top of the casing.

[0016] A first fan connected to the first air outlet is provided in the first air outlet cavity, a second fan connected to the second air outlet is provided in the second air outlet cavity, and the axes of the first fan and the second fan are both arranged transversely along the front-rear direction of the casing.

[0017] In the above-mentioned kitchen hanging fresh air main unit structure, the core of the heat exchange core is made of non-porous fiber membrane paper, and the surface of the non-porous fiber membrane paper has an antibacterial coating, which is a nano-silver coating added with nano-tourmaline particles.

[0018] Compared with the existing technology, the advantages of this application are:

[0019] 1. The horizontal setting of the heat exchange core makes the fresh air fan have a compact structure, which is suitable for kitchen cabinets, and the volume of the heat exchange core is relatively increased, thereby improving the heat exchange efficiency.

[0020] 2. The filter screen is located on both sides of the front of the heat exchange core and can be removed by sliding for easy replacement.

[0021] 3. The filter is directly set at the first inlet and the second inlet of the exchange core, and adopts a folding structure to increase its area, thereby increasing the filtration efficiency, and adding a titanium dioxide phosphate coating. It can still purify the air in a cabinet without light, overcoming the problems of traditional photocatalyst filter materials and improving the filtration effect.

[0022] 4. The core of the heat exchange core has an antibacterial coating and nano-tourmaline particles, which adsorb harmful gases in the gas passing through the heat exchange core and release negative ions. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the internal structure provided by this application.

[0024] Figure 2 It is a structural schematic diagram of a state provided by this application.

[0025] Figure 3 It is a structural schematic diagram of another state provided by this application.

[0026] Figure 4 It is a schematic diagram of the local structure provided by this application.

[0027] In the figure, the casing 1, the first air inlet chamber 10, the first air inlet 100, the second air inlet chamber 11, the second air inlet 110, the first air outlet chamber 12, the first air outlet 120, the second air outlet chamber 13, the second air outlet 130, the heat exchange core 14, the first inlet 140 of the exchange core, the second inlet 141 of the exchange core, the first outlet 142 of the exchange core, the second outlet 143 of the exchange core, the first side 144, the second side 145, the third side 146, the fourth side 147, the fifth side 148, the sixth side 149, the filter 15, the filter frame 150, the activated carbon filter cotton layer 151, the titanium dioxide phosphate coating 152, the front cover 16, the filter slide 17, the protective plate 18, the partition member 19, the first fan 20, the second fan 21, the non-porous fiber membrane paper 3, and the antibacterial coating 30. DETAILED DESCRIPTION

[0028] Further described by the following specific examples;

[0029] For the convenience of description, in this embodiment, the front cover direction of the shell is described as the front.

[0030] like Figure 1 and Figure 2 As shown, the structure of a hanging fresh air host for a kitchen includes a casing 1, which is provided with a first air inlet chamber 10, a second air inlet chamber 11, a first air outlet chamber 12, a second air outlet chamber 13 and a heat exchange core 14. The casing 1 is provided with a first air inlet 100 connected to the first air inlet chamber 10, a second air inlet 110 connected to the second air inlet chamber 11, a first air outlet 120 connected to the first air outlet chamber 12 and a second air outlet 130 connected to the second air outlet chamber 13. The first air inlet chamber 10 is connected to the first air outlet chamber 12 through the heat exchange core 14 to form a first air channel, and the second air inlet chamber 11 is connected to the second air outlet chamber 13 through the heat exchange core 14 to form a second air channel. It is characterized in that: the heat exchange core 14 is a prism with an axis arranged along the longitudinal direction of the casing 1, and the axes of the first air inlet 100, the second air inlet 110, the first air outlet 120 and the second air outlet 130 are all arranged along the longitudinal direction of the casing 1. The heat exchange core 14 is arranged horizontally and parallel to the axis of each air outlet, so that the fresh air fan has a compact structure and is suitable for use in a kitchen cabinet. The volume of the heat exchange core 14 is relatively increased, thereby improving the heat exchange efficiency.

[0031] Specifically, the first air passage formed by the first air inlet chamber 10 being connected to the first air outlet chamber 12 through the heat exchange core 14 is a fresh air passage, and the second air passage formed by the second air inlet chamber 11 being connected to the second air outlet chamber 13 through the heat exchange core 14 is a return air passage. The first air inlet 100, the second air inlet 110, the first air outlet 120 and the second air outlet 130 are all arranged on the top of the housing 1, thereby ensuring the beauty of the cabinet. The first air outlet chamber 12 is provided with a first fan 20 connected to the first air outlet 120, and the second air outlet chamber 13 is provided with a second fan 21 connected to the second air outlet 130. The axis of the first fan 20 and the axis of the second fan 21 are both arranged horizontally along the front-to-back direction of the housing 1, thereby reducing the space occupied and the volume of the air outlet chamber.

[0032] Specifically, the heat exchange core 14 is a hexagonal prism, and the six sides of the heat exchange core 14 are connected in sequence to the first side 144, the second side 145, the third side 146, the fourth side 147, the fifth side 148 and the sixth side 149. Among them, the second side 145 is located at the front of the housing 1. The first exchange core inlet 140 of the heat exchange core 14 is arranged on the first side 144 and is connected to the first air inlet chamber 10. The second exchange core inlet 141 of the heat exchange core 14 is arranged on the fourth side 147 and is connected to the second air inlet chamber 11. The first exchange core outlet 142 of the heat exchange core 14 is arranged on the third side 146 and is connected to the first air outlet 120. The second exchange core outlet 143 of the heat exchange core 14 is arranged on the sixth side 149 and is connected to the second air outlet 130.

[0033] Specifically, the shell 1 has a partition member 19, which is respectively located on both sides and the rear of the shell 1. The end of the partition member 19 has a partition groove. The heat exchange core 14 has a convex strip between the first side 144 and the sixth side 149, between the third side 146 and the fourth side 147, and on the fifth side 158. The convex strips are connected to the partition grooves of each partition member 19 along the longitudinal direction of the shell 1, which can separate the cavities of the shell 1 and facilitate the installation and disassembly of the heat exchange core 14.

[0034] The first inlet 140 of the exchange core and the second inlet 141 of the exchange core are respectively provided with a filter 15. The filter 15 is arranged in a folding structure. As a preferred embodiment, the filter 15 includes a non-woven filter layer 151 and an activated carbon filter cotton layer 152 arranged in sequence from the outside to the inside, and the activated carbon filter cotton layer 152 is coated with a titanium dioxide phosphate coating by spraying (not shown in the figure). The titanium dioxide phosphate coating can use the titanium dioxide phosphate photocatalyst-free antibacterial formaldehyde remover produced by Jinan Sky Blue Energy Saving and Environmental Protection Service Co., Ltd. The filter 15 is directly arranged at the first inlet 140 of the exchange core and the second inlet 141 of the exchange core, and is arranged in a folding structure to increase its area, thereby increasing the filtration efficiency, and adding the titanium dioxide phosphate coating 152, so that the air can still be purified in a cabinet without light, overcoming the problems of traditional photocatalyst filter materials and improving the filtration effect.

[0035] Combination Figure 1 and Figure 4 As shown, the core of the heat exchange core 14 is composed of a plurality of identical hexagonal full heat exchange chips that are alternately overlapped and combined, and there are flow channels that are alternately arranged in reverse up and down between each hexagonal full heat exchange chip. This structure is a prior art that those skilled in the art should know, and will not be elaborated here. As a preferred embodiment, the core of the heat exchange core 14 is made of non-porous fiber membrane paper 3, and the surface of the non-porous fiber membrane paper 3 has an antibacterial coating 30, which is a nano-silver coating with nano-tourmaline particles added. The nano-silver coating is a nano-silver antibacterial coating purchased from Nanxiong Dingcheng New Materials Technology Co., Ltd., and the mass ratio of nano-tourmaline particles to nano-silver coating is 1:5-10. Thereby releasing negative ions, it has an antibacterial and antibacterial effect on the gas flowing through the flow channel, can purify the kitchen air, and has good thermal conductivity.

[0036] like Figure 1 , Figure 2 and Figure 3As shown, the front side of the housing 1 has a detachable front cover 16, and the rear side of the front cover 16 has a front cover rear slide groove arranged along the longitudinal direction of the housing 1. The front end of the second side 145 of the heat exchange core 14 is provided with a mounting strip matched with the front cover rear slide groove. The front cover 16 and the second side 145 of the heat exchange core 14 are slidably connected along the longitudinal direction of the housing 1. The two side edges of the second side 145 are located between the two side edges of the front cover 16, so that the filter 15 can be taken out from the front cover 16. The inner bottom surface of the housing 1 has filter slide grooves 17 arranged to fit the bottom edge of the first side 144 and the bottom edge of the third side 146 respectively. The front ends of the two filter slide grooves 17 extend to the front end of the inner bottom surface of the housing 1 and are located between the two side edges of the front cover 16. The two filters 15 are respectively arranged in the filter frame 150, and the filter frame 150 slides along the filter slide grooves 17. The front side of the housing 1 also has two protective plates 18 located on both sides of the front cover 16. The two protective plates 18 are fixedly arranged on the front side of the first air inlet chamber 10 and the front side of the second air inlet chamber 11 to prevent the user's hand from reaching into the housing 1 and avoid potential safety hazards. The two protective plates 18 have protective plate slide bars arranged along the longitudinal direction of the housing 1, and the front cover 16 has a front cover side slide groove that cooperates with the protective plate slide bar. The front cover 16 and the two protective plates 18 are slidably connected along the longitudinal direction of the housing 1, and the top of the front cover side slide groove of the front cover 16 has a limiting part, so that the front cover 16 can be stably installed on the housing 1. The filter screen 15 is arranged on both sides of the front part of the heat exchange core, and is slidably withdrawn and placed for easy replacement.

[0037] like Figure 1 and Figure 2 When replacing the filter 15, the sliding front cover 16 is taken out from the upper part, and the filter frame 150 together with the filter 15 is slid out of the filter chute 17 for replacement.

[0038] The working principle of the present invention is as follows:

[0039] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, outdoor air passes through the first air inlet 100 and flows through the first air inlet cavity 10, the first inlet 140 of the exchange core, the first outlet 142 of the exchange core and the first air outlet cavity 12 in sequence, and is converted into fresh air and enters the room from the first air outlet 120; the indoor return air passes through the second air inlet 110 and flows through the second air inlet cavity 11, the second inlet 141 of the exchange core, the second outlet 143 of the exchange core and the second air outlet cavity 13, and is discharged to the outside from the second air outlet 130. The two air flows are filtered through the filter 15 respectively and then heat exchanged in the heat exchange core 14, and the core body of the heat exchange core 14 is treated with the antibacterial coating 30, which can effectively play an antibacterial and antibacterial role.

[0040] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0041] Although the present invention uses more terms such as the housing 1, the first air inlet chamber 10, the first air inlet 100, the second air inlet chamber 11, the second air inlet 110, the first air outlet chamber 12, the first air outlet 120, the second air outlet chamber 13, the second air outlet 130, the heat exchange core 14, the first inlet 140 of the exchange core, the second inlet 141 of the exchange core, the first outlet 142 of the exchange core, the second outlet 143 of the exchange core, the first side 144, the second side 145, the third side 146, the fourth side 147, the fifth side 148, the sixth side 149, the filter 15, the filter frame 150, the front cover 16, the filter chute 17, the protective plate 18, the partition member 19, etc., the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the present invention, and interpreting them as any additional restrictions is contrary to the spirit of the present invention.

Claims

1. A kitchen hanging fresh air main unit structure, comprising a housing (1), wherein the housing (1) is provided with a first air inlet chamber (10), a second air inlet chamber (11), a first air outlet chamber (12), a second air outlet chamber (13) and a heat exchange core (14); the housing (1) is provided with a first air inlet (100) communicating with the first air inlet chamber (10), a second air inlet (110) communicating with the second air inlet chamber (11), a first air outlet (120) communicating with the first air outlet chamber (12) and a second air outlet (130) connected with the second air outlet chamber (13); the first air inlet chamber (10) is connected with the first air outlet chamber (12) through the heat exchange core (14) to form a first air channel; the second air inlet chamber (11) is connected with the second air outlet chamber (13) through the heat exchange core (14) to form a second air channel; and the characteristics are as follows: The heat exchange core (14) is in the shape of a prism with its axis arranged along the longitudinal direction of the casing (1); the axis of the first air inlet (100), the axis of the second air inlet (110), the axis of the first air outlet (120) and the axis of the second air outlet (130) are all arranged along the longitudinal direction of the casing (1); The heat exchange core (14) comprises a first exchange core inlet (140) communicating with the first air inlet chamber (10), a second exchange core inlet (141) communicating with the second air inlet chamber (11), a first exchange core outlet (142) communicating with the first air outlet (120), and a second exchange core outlet (143) communicating with the second air outlet (130); the first exchange core inlet (140) and the second exchange core inlet (141) are respectively provided with a filter screen (15); The heat exchange core (14) is in the shape of a hexagonal prism, and the six side surfaces of the heat exchange core (14) are sequentially connected to a first side surface (144), a second side surface (145), a third side surface (146), a fourth side surface (147), a fifth side surface (148), and a sixth side surface (149); the second side surface (145) is located at the front portion of the housing (1); the first inlet (140) of the heat exchange core is located on the first side surface (144); the second inlet (141) of the heat exchange core is located on the third side surface (146); the first outlet (142) of the heat exchange core is located on the fourth side surface (147); and the second outlet (143) of the heat exchange core is located on the sixth side surface (149); The first air inlet (100), the second air inlet (110), the first air outlet (120) and the second air outlet (130) are all arranged on the top of the housing (1); a first fan (20) connected to the first air outlet (120) is arranged in the first air outlet cavity (12); a second fan (21) connected to the second air outlet (130) is arranged in the second air outlet cavity (13); the axis of the first fan (20) and the axis of the second fan (21) are both arranged transversely along the front-rear direction of the housing (1); The front side of the housing (1) has a detachable front cover (16), the front cover (16) and the second side (145) of the heat exchange core (14) are slidably connected along the longitudinal direction of the housing (1), and the two side edges of the second side (145) are located between the two side edges of the front cover (16); The inner bottom surface of the casing (1) has filter screen slide grooves (17) respectively arranged to fit the bottom edges of the first side surface (144) and the third side surface (146). The front ends of the two filter screen slide grooves (17) extend to the front ends of the inner bottom surface of the casing (1) and are located between the two side edges of the front cover (16). The two filters (15) are respectively arranged in the filter screen frames (150), and the filter screen frames (150) slide along the filter screen slide grooves (17).

2. The kitchen hanging fresh air main unit structure according to claim 1, characterized in that: The filter screen (15) is arranged in a folding structure.

3. The kitchen hanging fresh air main unit structure according to claim 1, characterized in that: The filter screen (15) comprises a non-woven fabric filter layer (151) and an activated carbon filter cotton layer (152) which are arranged in sequence from the outside to the inside, and the activated carbon filter cotton layer (152) is coated with a titanium dioxide phosphate coating.

4. The kitchen hanging fresh air main unit structure according to claim 1, characterized in that: The front side of the casing (1) also has two protective plates (18) respectively located on both sides of the front cover (16); the two protective plates (18) are respectively fixedly arranged on the front side of the first air inlet cavity (10) and the front side of the second air inlet cavity (11); the front cover (16) and the two protective plates (18) are slidably connected along the longitudinal direction of the casing (1).

5. The kitchen hanging fresh air main unit structure according to claim 1, characterized in that: The core body of the heat exchange core (14) is made of non-porous fiber membrane paper (3), and the surface of the non-porous fiber membrane paper (3) has an antibacterial coating (30), which is a nano-silver coating added with nano-tourmaline particles.

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