Cabinet type attached fan coil

Abstract

A cabinet type attached fan coil comprises a machine body, an air return opening and an air supply opening are formed in the side wall and the top of the machine body respectively, a fan is arranged at the inner bottom of the machine body, an air inlet and an air outlet of the fan correspond to the air return opening and the air supply opening respectively, a surface air cooler is arranged between the air outlet of the fan and the air supply opening, and a wall-attached air supply mechanism is arranged at the air outlet of the fan. Through reasonable arrangement of component structures, the wall-attached air supply mechanism is deeply attached to the machine body, so that air flow can flow downwards in an attached mode along the machine body, the situation that supplied air flow directly blows indoor personnel, the comfort is poor is avoided, the overall structural design is reasonable, more space is saved, and the attractiveness is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air conditioning air supply technical field, concretely relates to a cabinet type attached fan coil. BACKGROUND

[0002] In the field of heating, ventilation and air conditioning, the air flow organization form of building indoor space is mainly divided into the following two categories: one is to send air downward at high speed from the top, which adopts dilution principle for mixing ventilation, but the purpose of mixing ventilation is to eliminate all indoor loads, which leads to low ventilation efficiency and high fan energy consumption; the other is to send air upward at low speed from the bottom, which is based on displacement principle for ventilation, and this ventilation form has higher ventilation efficiency than mixing ventilation, and can realize better air quality. However, these methods have respective disadvantages. The attached ventilation technology utilizes the Coanda effect to more effectively deliver fresh air to the working area, forms an air lake in the working area, and meets the requirements on temperature, speed and concentration, so as to improve the temperature efficiency and the air quality of the working area, greatly reduces the air supply amount of the air conditioning system in summer, and reduces the energy consumption of the air conditioning system; and effectively solves the problem that hot air is difficult to reach the working area in winter indoor environment.

[0003] As a kind of split type air conditioner, the cabinet type air conditioner is commonly used in families and small offices, air is sucked by fan, heat exchanged by heat exchanger and then sent into indoor, and the air outlet is arranged above the front panel of the cabinet type air conditioner, when refrigerating in summer, the air supply flow directly blowing causes the blowing feeling, which makes the indoor personnel poor in thermal comfort; when heating in winter, due to the influence of thermal buoyancy, the indoor vertical temperature difference is large, and the phenomenon of "warm head and cold feet" occurs, which not only cannot meet the human thermal comfort requirements, but also leads to low thermal energy utilization rate and energy waste. SUMMARY

[0004] In view of the above problems, the utility model aims at providing a cabinet type attached fan coil, which solves the comfort problem of cabinet type air conditioner air supply direct blowing and energy waste problem by reasonable setting of component structure.

[0005] To achieve the above purpose, the utility model adopts the technical scheme including:

[0006] A cabinet type attached fan coil, which comprises a machine body, a machine body side wall and a top are respectively provided with an air return port and an air supply port, an air fan is arranged in the bottom of the machine body, the air inlet and air outlet of the air fan correspond to the air return port and the air supply port respectively, a surface cooler is arranged between the air outlet of the air fan and the air supply port, and a wall attachment air supply mechanism is arranged on the air outlet of the air fan.

[0007] Preferably, the bottom cross section of the wall attachment air supply mechanism is larger than the air supply port, and the area of the bottom of the wall attachment air supply mechanism beyond the air supply port is provided with a wall attachment air supply port.

[0008] Preferably, the wall-attached air supply mechanism is provided with two semicircular wall-attached air supply openings symmetrically arranged.

[0009] Preferably, a wind baffle is arranged between the side walls of the cabinet body near the air return opening, and the wind baffle is sealed between the fan and the air return opening and the air outlet of the fan, so as to separate the air return opening and the air outlet of the fan from the air inlet of the fan and the air supply opening.

[0010] Preferably, a condensate pan is arranged between the surface air cooler and the fan, and the air outlet of the fan is communicated with the condensate pan.

[0011] Preferably, the air return opening is arranged on the upper portion of the side wall of the cabinet body.

[0012] Compared with the prior art, the cabinet-type wall-attached fan coil of the present application has the following advantages:

[0013] (1) The cabinet-type wall-attached fan coil of the present application is deeply attached to the cabinet body by the wall-attached air supply mechanism, so that the air flow is attached to the cabinet body and flows downward, avoiding the straight blowing of the air supply flow to the indoor personnel, and improving the comfort of the indoor personnel.

[0014] (2) The cabinet-type wall-attached fan coil of the present application is provided with a reasonable air flow separation wind baffle inside, so that the return air and fresh air can enter the fan, and then the air is blown out by the fan and sent out after heat exchange by the surface air cooler.

[0015] (3) The cabinet-type wall-attached fan coil of the present application is provided with a return air opening arranged on the upper half of the cabinet body, avoiding the air flow short circuit phenomenon caused by the arrangement of the return air opening on the lower portion of the cabinet body. DETAILED DESCRIPTION

[0016] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the following specific embodiments, but do not constitute a limitation to the present application. In the drawings:

[0017] Figure 1 is an exploded view of the cabinet-type wall-attached fan coil of the present application;

[0018] Figure 2 is Figure 1 a front view;

[0019] Figure 3 is Figure 1 a rear view;

[0020] Figure 4 is Figure 1 a partial structure schematic view.

[0021] The various reference numerals in the drawings represent:

[0022] 1, fan, 2, condenser, 3, body, 4, surface cooler, 5, wall air supply mechanism, 6, wind baffle, 7, return air inlet, 8 air supply inlet. DETAILED DESCRIPTION

[0023] The utility model is not limited to the following specific embodiments, any equivalent transformation based on the technical scheme of the application falls within the scope of protection of the utility model.

[0024] It should be noted that the directional terms mentioned herein, such as "cavity", "inner wall" and "outer side", are consistent with the specific direction on the paper of the attached drawings or the corresponding direction of the space shown in the drawings; all components and devices in the utility model, such as without special instructions, all use the components and devices known in the prior art.

[0025] The embodiment discloses a cabinet type attached fan coil, which comprises a body 3, a return air inlet 7 and an air supply inlet 8 are arranged on the side wall and the top of the body 3 respectively, a fan 1 is arranged on the inner bottom of the body 3, the air inlet and the air outlet of the fan 1 correspond to the return air inlet 7 and the air supply inlet 8 respectively, a surface cooler 4 is arranged between the air outlet of the fan 1 and the air supply inlet 8, and a wall air supply mechanism 5 is arranged on the air outlet of the fan 1.

[0026] The outdoor fresh air and the indoor return air enter the inner cavity of the body 3 from the return air inlet 7, are mixed by the fan 1, are sent into the surface cooler 4 to exchange heat, and finally are sent out downwards along the side wall of the body 3 by the wall air supply mechanism 5, so that the air flow can flow along the body 3, the air supply air flow does not directly blow on the indoor personnel, the overall structural design is reasonable, the space is saved, and the aesthetic degree is improved.

[0027] The return air inlet 7 is a strip-shaped return air inlet and is arranged on the upper half of the side wall of the body 3, so that the air flow short circuit phenomenon caused by arranging the return air inlet on the lower part of the body 3 is avoided.

[0028] Specifically, the bottom cross section of the wall air supply mechanism 5 is greater than the air supply inlet 8, and the area, where the bottom of the wall air supply mechanism 5 exceeds the air supply inlet 8, is provided with a wall air supply inlet, and the bottom of the wall air supply mechanism 5 is provided with two wall air supply inlets which are semicircular rings and are mutually symmetrical.

[0029] The air flow sent out by the wall air supply mechanism 5 can be attached to the ground along the body 3 to form an air lake.

[0030] The total area of the wall air supply inlets of the wall air supply mechanism 5 disclosed in the embodiment is 0.99m 2 .

[0031] Specifically, the side wall of the body 3 is provided with a wind baffle 6 close to the return air inlet 7, the wind baffle 6 is sealed between the wind baffle 6 and the fan 1, and the air inlet of the fan 1 and the return air inlet 7 are isolated from the air outlet of the fan 1 and the air supply inlet 8.

[0032] The function is that the reasonable air flow separation baffle 6 is arranged in the inside, so that the return air and fresh air can enter the fan, and then the fan blows out the air after heat exchange by the surface cooler and sends out.

[0033] The surface cooler 4 and the fan 1 are provided with the condensate tray 2, the fan 1 air outlet is communicated with the upper part of the condensate tray 2, and the condensate tray 2 is detachably arranged in the machine body 3, so as to avoid the health problem caused by the condensate leakage.

[0034] The preferred embodiments of the present disclosure are described in detail in combination with the drawings, but the present disclosure is not limited to the specific details in the above embodiments, and various simple modifications can be made to the technical solutions of the present disclosure within the technical concept of the present disclosure, and the simple modifications all belong to the protection scope of the present disclosure.

[0035] In addition, it should be noted that various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the present disclosure will not further describe various possible combination manners.

[0036] In addition, various different embodiments disclosed in the present solution can also be combined in any manner, as long as it does not deviate from the idea of the present solution, and it should be considered as the content invented by the present solution.

Claims

1. A cabinet type attached fan-coil, comprising a machine body (3), the side wall and the top of the machine body (3) are respectively provided with a return air inlet (7) and an air supply outlet (8), characterized in that, The bottom of the fuselage (3) is provided with a fan (1), the air inlet and air outlet of the fan (1) correspond to the return air outlet (7) and the air supply outlet (8) respectively, and the air outlet of the fan (1) is provided with a surface cooler (4) between the air supply outlet (8), and the air outlet of the fan (1) is provided with a wall air supply mechanism (5).

2. The cabinet fan-coil unit of claim 1, wherein The bottom cross section of the wall air supply mechanism (5) is larger than the air supply outlet (8), and the area of the wall air supply mechanism (5) beyond the air supply outlet (8) is provided with a wall air supply outlet.

3. The cabinet fan-coil unit of claim 2, wherein, The bottom of the wall air supply mechanism (5) is provided with two semicircular rings which are symmetrical to each other.

4. The cabinet fan-coil unit according to any of claims 1-3, wherein, The side wall of the fuselage (3) near the return air outlet (7) is provided with a windproof partition plate (6), the windproof partition plate (6) is sealed between the fan (1) and separates the air inlet of the fan (1) and the return air outlet (7) from the air outlet of the fan (1) and the air supply outlet (8).

5. The cabinet fan-coil unit of claim 4 wherein, The surface cooler (4) is provided with a condensate pan (2) between the fan (1), and the air outlet of the fan (1) is communicated with the upper part of the condensate pan (2).

6. The cabinet fan-coil unit of claim 1, wherein The return air outlet (7) is located on the upper part of the side wall of the fuselage (3).

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