Household small air handling unit

Abstract

The utility model relates to the technical field of air handling units, in particular to a household small air handling unit which comprises a cabinet assembly, an air outlet is formed in the top wall of the cabinet assembly, a surface air cooler is arranged at the bottom in the cabinet assembly, an air inlet is formed in the cabinet assembly, and an air outlet is formed in the top wall of the cabinet assembly. The central axis of the air inlet and the central axis of the air outlet are not located on the same straight line, a fan assembly is arranged between the surface air cooler and the air outlet, and a plurality of installation plates used for installing all functional assemblies are arranged in the cabinet body assembly. The folding type air flow channel is arranged, so that different functional assemblies can be conveniently installed, the occupied space is small, meanwhile, the functional integrity and low noise are guaranteed, and the effect of facilitating home use is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of air handling units, and in particular to a small household air handling unit. Background Art

[0002] Air handling units, also called air conditioning boxes and wind cabinets, mainly rely on the rotation of the fan to drive the indoor air to exchange heat with the internal coil of the unit, and filter impurities in the air to control the outlet temperature and air volume to maintain indoor temperature, humidity and air cleanliness. Air handling units with fresh air function also perform heat and humidity treatment and filtration on the air, including fresh air or return air.

[0003] Currently, the air units on the market are generally used in factories, occupying a large space and not suitable for home use. However, with the increase in people's living needs, the market demands a small air unit for home use. Utility Model Content

[0004] In order to solve the above technical problems, the present application provides a small household air handling unit, which has the advantages of small footprint, low noise, and convenient for household use.

[0005] In order to achieve the above object, the technical solution of the utility model is as follows:

[0006] A small household air handling unit includes a cabinet assembly, wherein an air outlet is arranged on the top wall of the cabinet assembly, a surface cooler is arranged at the bottom of the cabinet assembly, an air inlet is arranged on the top of the cabinet assembly, the central axes of the air inlet and the air outlet are not on the same straight line, a fan assembly is arranged between the surface cooler and the air outlet, and a plurality of mounting plates for mounting various functional components are arranged in the cabinet assembly.

[0007] By implementing the above technical solution, the air flow channel forms an L-shaped folding channel as shown in the figure, so that each component can be installed on different mounting plates in sequence as needed. Because the air flow channel is folded, the components can be folded and stacked in the cabinet assembly, thereby making the entire device occupy a smaller space for home use.

[0008] As a preferred solution of the present application, a vertical partition plate is arranged above the surface cooler, a plurality of the mounting plates are respectively arranged on both sides of the vertical partition plate, and the air outlet and the air inlet are respectively arranged on both sides of the partition plate.

[0009] To implement the above technical solution, the vertical partition plate is designed to form a U-shaped folded channel for the air flow, so that each component can be installed on different mounting plates in turn as needed. Because the air flow channel is folded, the components can be folded and stacked in the cabinet assembly, thereby making the entire device occupy less space for home use.

[0010] As a preferred solution of the present application, a folded edge is provided on the side wall of the mounting plate, the folded edge is screwed to the cabinet assembly by screws, and a vent is provided on the mounting plate.

[0011] To implement the above technical solution, the folded edge is screwed onto the cabinet assembly by screws so that the mounting plate can be installed at any position of the inner wall of the cabinet assembly, thereby satisfying the installation of different functional components, and vents are provided on the mounting plate to ensure the smoothness of the air duct.

[0012] As a preferred solution of the present application, the cabinet assembly includes a steel keel and a plurality of composite panels screwed onto the steel keel.

[0013] As a preferred solution of the present application, the composite board includes a circular frame formed by splicing four support boards, and wrapping boards are arranged at two locations of the thickness of the circular frame, and a sound-absorbing and heat-insulating board is arranged between the two wrapping boards.

[0014] To implement the above technical solution, a sound-absorbing and heat-insulating plate is arranged between the two wrapping plates, so that the composite plate has a good sound-absorbing effect due to the arrangement of the sound-absorbing and heat-insulating plate, thereby reducing the noise of the whole machine for home use.

[0015] As a preferred solution of the present application, the cross-section of the support plate is L-shaped, and the two composite plates are spliced ​​together to form a mounting groove for the steel frame to be embedded.

[0016] By implementing the above technical solution, the keel can be completely wrapped in the composite board, thereby ensuring the safety of the steel structure keel while ensuring the sound insulation effect.

[0017] As a preferred solution of the present application, a water receiving tray is provided below the surface cooler, an inclined water guide plate is provided on the water receiving tray, and a drainage outlet is provided on the lowest side of the water guide plate.

[0018] By implementing the above technical solution, condensed water droplets on the surface cooler can be caught by the water receiving tray and discharged through the drain outlet, thereby preventing dripping during home use.

[0019] As a preferred solution of the present application, an inspection opening is provided on the cabinet assembly, an inspection door for closing the inspection opening is hinged on the inspection opening, and a locking assembly for mutual locking is provided between the cabinet assembly and the inspection door.

[0020] The above technical solution is realized by providing an inspection door to facilitate personnel to replace various components inside the inspection cabinet.

[0021] As a preferred solution of the present application, the locking assembly includes a locking plate rotatably arranged on the inspection door, and the cabinet assembly is provided with a locking ring for the locking plate to be clamped.

[0022] To implement the above technical solution, a person can rotate the handle to make the locking plate disengage from or enter the locking ring, thereby achieving the unlocking effect.

[0023] As a preferred solution of the present application, the locking assembly includes a hinge shaft rotatably arranged on the inspection door, a locking plate is arranged at one end of the hinge shaft located inside the cabinet assembly, a handle is arranged at one side of the hinge shaft located outside the cabinet assembly, an avoidance groove for hiding the handle is arranged on the inspection door, a rotating shaft perpendicular to the circumference of the hinge shaft is arranged on the hinge shaft, and the handle is rotatably arranged on the rotating shaft.

[0024] By implementing the above technical solution, the handle can be rotated around the rotating shaft, so that one end thereof extends out from the avoidance groove. At this time, the rotation of the handle can drive the hinge shaft to rotate, thereby achieving the effect of rotating the lock plate; and the setting of this hidden handle ensures that there is no protrusion on the outside of the cabinet assembly, thereby further reducing space occupancy and facilitating home use.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. The air flow channel forms an L-shaped or U-shaped folding channel as shown in the figure, so that each component can be installed on different mounting plates in turn as needed. Because the air flow channel is folded, each component can be folded and stacked in the cabinet component, so that the entire device occupies a smaller space for home use;

[0027] 2. The composite board has a good sound-absorbing effect due to the setting of the sound-absorbing and heat-insulating board, thereby reducing the noise of the whole machine and making it convenient for home use. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 It is a schematic diagram of the overall structure of Example 1 of the present application.

[0030] Figure 2It is a schematic diagram of the internal structure of Example 1 of the present application.

[0031] Figure 3 It is a schematic diagram of the structure of the composite board of Example 1 of the present application.

[0032] Figure 4 It is a schematic diagram of the structure of the water receiving tray in Example 1 of the present application.

[0033] Figure 5 It is a structural schematic diagram of the mounting plate in Example 1 of the present application.

[0034] Figure 6 It is a structural diagram of Example 2 of the present application.

[0035] Figure 7 It is a structural diagram of Example 3 of the present application.

[0036] Figure numerals: 1. Cabinet assembly; 11. Steel keel; 12. Composite board; 121. Support plate; 122. Wrapping board; 123. Silencer and heat-insulating board; 13. Inspection door; 14. Locking assembly; 141. Locking plate; 142. Locking ring; 143. Handle; 144. Avoidance groove; 2. Radiator; 3. Fan assembly; 4. Air outlet; 5. Filter; 6. Mounting plate; 7. Water tray; 71. Water guide plate; 72. Drain; 8. Vertical partition plate; 9. Air inlet; 10. Muffler; 101. Electric heater. DETAILED DESCRIPTION

[0037] The following is combined with Figure 1-7 This application is described in further detail.

[0038] Example 1

[0039] The present application embodiment discloses a small household air handling unit. Figure 1The small household air handling unit includes a cabinet assembly 1, an air outlet 4 is arranged on the top wall of the cabinet assembly 1, a cooler 2 is arranged at the bottom of the cabinet assembly 1, an air inlet 9 is arranged on the cabinet assembly 1, the central axis of the air inlet 9 and the air outlet 4 are not in the same straight line, the air inlet 9 is arranged on the cabinet assembly 1 on the side of the cooler 2, a fan assembly 3 is arranged between the cooler 2 and the air outlet 4, and the fan assembly 3 is a centrifugal fan, so that the centrifugal fan can draw the indoor air flow from the air inlet 9, and then send the heat-exchanged air flow from the air outlet 4 after cooling or heating by the cooler 2, so as to achieve the air treatment effect. In order to filter the air, filters 5 are arranged on the side of the air inlet 9 and below the air outlet 4. Several mounting plates 6 for mounting various functional components are arranged in the cabinet assembly 1, and folded edges are arranged on the side walls of the mounting plates 6, which are screwed to the cabinet assembly 1 by screws, and vents are arranged on the mounting plates 6 to ensure the smoothness of the air duct. That is, because the air inlet 9 is arranged at the bottom of the cabinet, the air flow channel forms an L-shaped folded channel as shown in the figure, so that each component can be installed on different mounting plates 6 in turn as needed, and because the air flow channel is folded, each component can be folded and stacked in the cabinet assembly 1, so that the entire device occupies a smaller space for home use.

[0040] The cabinet assembly 1 includes a steel keel 11 and a plurality of composite panels 12 screwed onto the steel keel 11. The composite panel 12 includes a circular frame formed by splicing four support panels 121, and wrapping panels 122 are arranged on both sides of the thickness of the circular frame, and a sound-absorbing and heat-insulating panel 123 is arranged between the two wrapping panels 122, so that the composite panel 12 has a good sound-absorbing effect due to the arrangement of the sound-absorbing and heat-insulating panel, thereby reducing the noise of the whole machine for home use. And the cross section of the support panel 121 is L-shaped as shown in the figure, and the two composite panels 12 are spliced ​​together to form an installation groove for the steel keel 11 to be embedded, so that the keel can be completely wrapped in the composite panel 12, thereby ensuring the safety of the steel keel 11 while ensuring the sound-absorbing and heat-insulating effect.

[0041] The cabinet assembly 1 is provided with an inspection port, and an inspection door 13 for closing the inspection port is hinged on the inspection port, and a locking assembly 14 for mutual locking is provided between the cabinet assembly 1 and the inspection door 13. That is, the provision of the inspection door 13 facilitates personnel to replace various components inside the inspection cabinet. The locking assembly 14 includes a locking piece 141 rotatably provided on the inspection door 13, and a locking ring 142 for the locking piece 141 to be clamped is provided on the cabinet assembly 1. A handle 143 is provided on the locking piece 141, that is, personnel can rotate the handle 143 to make the locking piece 141 disengage from or enter the locking ring 142, thereby achieving the effect of unlocking.

[0042] A water receiving pan 7 is provided below the cooler 2, and an inclined water guide plate 71 is provided on the water receiving pan 7. A drain port 72 is provided on the lowest side of the water guide plate 71, so that condensed water droplets on the cooler 2 can be caught by the water receiving pan 7 and discharged through the drain port 72, thereby preventing dripping during home use.

[0043] Example 2

[0044] The difference between this embodiment and the first embodiment is that the locking assembly 14 includes a hinge shaft rotatably arranged on the inspection door 13, a locking plate 141 is arranged at one end of the hinge shaft located inside the cabinet assembly 1, a handle 143 is arranged at one side of the hinge shaft located outside the cabinet assembly 1, an avoidance groove 144 for hiding the handle 143 is arranged on the inspection door 13, a rotation axis perpendicular to the circumference of the hinge shaft is arranged on the hinge shaft, and the handle 143 is rotatably arranged on the rotation axis, so that the handle 143 can rotate around the rotation axis, so that one end thereof extends out of the avoidance groove 144, and at this time, the rotation of the handle 143 can drive the rotation of the hinge shaft, thereby achieving the effect of rotating the locking plate 141. The arrangement of this hidden handle 143 ensures that there is no protrusion on the outside of the cabinet assembly 1, thereby further reducing space occupation for home use.

[0045] Example 3

[0046] The difference between this embodiment and embodiment 2 is that: a vertical partition plate 8 is arranged above the surface cooler 2, a number of mounting plates 6 are arranged on both sides of the vertical partition plate 8, and the air outlet 4 and the air inlet 9 are arranged on both sides of the partition plate, that is, through the design of the vertical partition plate 8, the air flow channel forms a U-shaped folding channel as shown in the figure, so that each component can be installed on different mounting plates 6 in sequence as needed, and the mounting plates 6 below the air inlet 9 and the air outlet 4 are provided with filter components and silencer components, that is, the use of the filter 5 ensures the cleanliness of the air outlet, and prevents dust from contaminating the various components in the cabinet assembly 1, and an electric heater 101 is also installed below the air inlet 9 to meet the household hot air needs. Because the air flow channel is folded, each component can be folded and stacked in the cabinet assembly 1, so that the entire device occupies a smaller space for home use.

[0047] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A small household air handling unit, characterized in that: The cabinet assembly (1) comprises an air outlet (4) on the top wall of the cabinet assembly (1), a surface cooler (2) on the bottom of the cabinet assembly (1), an air inlet (9) on the top of the cabinet assembly (1), the central axis of the air inlet (9) and the air outlet (4) are not on the same straight line, a fan assembly (3) is arranged between the surface cooler (2) and the air outlet (4), and a plurality of mounting plates (6) for mounting various functional components are arranged in the cabinet assembly (1).

2. A small household air handling unit according to claim 1, characterized in that: A vertical partition plate (8) is arranged above the surface cooler (2), a plurality of mounting plates (6) are arranged on both sides of the vertical partition plate (8), and the air outlet (4) and the air inlet (9) are arranged on both sides of the partition plate.

3. A small household air handling unit according to claim 1, characterized in that: A folded edge is provided on the side wall of the mounting plate (6), and the folded edge is screwed to the cabinet assembly (1) by means of screws. A vent is provided on the mounting plate (6).

4. A small household air handling unit according to claim 1, characterized in that: The cabinet assembly (1) comprises a steel keel (11) and a plurality of composite panels (12) screwed onto the steel keel (11).

5. A small household air handling unit according to claim 4, characterized in that: The composite board (12) comprises a circular frame formed by splicing four support boards (121), the circular frame is provided with wrapping boards (122) at two locations in the thickness, and a sound-absorbing and heat-insulating board (123) is provided between two wrapping boards (122).

6. A small household air handling unit according to claim 5, characterized in that: The support plate (121) has an L-shaped cross section, and the two composite plates (12) are spliced ​​together to form a mounting groove for the steel frame to be embedded.

7. A small household air handling unit according to claim 1, characterized in that: A water receiving pan (7) is arranged below the surface cooler (2), an inclined water guide plate (71) is arranged on the water receiving pan (7), and a drainage port (72) is arranged on the lowest side of the water guide plate (71).

8. A small household air handling unit according to claim 1, characterized in that: The cabinet assembly (1) is provided with an inspection opening, and an inspection door (13) is hingedly connected to the inspection opening for closing the inspection opening. A locking assembly (14) for mutual locking is provided between the cabinet assembly (1) and the inspection door (13).

9. A small household air handling unit according to claim 8, characterized in that: The locking assembly (14) comprises a locking piece (141) rotatably arranged on the inspection door (13), and the cabinet assembly (1) is provided with a locking ring (142) for the locking piece (141) to be locked.

10. A small household air handling unit according to claim 8, characterized in that: The locking assembly (14) comprises a hinge shaft rotatably arranged on the inspection door (13); a locking plate (141) is arranged at one end of the hinge shaft located inside the cabinet assembly (1); a handle (143) is arranged at one side of the hinge shaft located outside the cabinet assembly (1); a avoidance groove (144) for hiding the handle (143) is arranged on the inspection door (13); a rotation axis perpendicular to the circumference of the hinge shaft is arranged on the hinge shaft, and the handle (143) is rotatably arranged on the rotation axis.

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