CN209978181U - Ultra-thin fan coil unit - Google Patents

Abstract

The utility model discloses an ultra-thin type fan coil, it relates to the air conditioning technology field, it contains the drain pipe, the ponding dish, radiating fin, a compressor, a control box, the air return box, centrifugal fan, the converter, the biax motor, the filter screen, anion generator, the insulation box, pipeline interface support, the coil pipe, electric heater, the heater fixed plate, the air-out flange, ultraviolet lamp, the acceleration pump, be provided with the filter screen on the air return box inner wall, the inside central authorities of air return box are provided with the biax motor, be provided with the converter on the biax motor lateral wall, biax motor both ends are provided with centrifugal fan. The internal structure of the device is compactly arranged, and the device is installed in a flat-laying mode, so that the overall thickness of the device is reduced, the occupation of a vertical space is reduced during installation, the indoor suspended ceiling is convenient to install, air can be filtered and sterilized, negative oxygen ions are added, the freshness of the discharged air is improved, and the comfort is improved; the speed of the cooling medium can be changed when the cooling medium circulates, and the refrigeration efficiency is improved.

Description

Ultra-thin fan coil unit

technical field

The utility model relates to an ultra-thin fan coil unit, which belongs to the technical field of air conditioners.

Background technique

Fan coil units are ideal end products for central air conditioners. Fan coil units are widely used in hotels, office buildings, hospitals, commercial and residential, and scientific research institutions. The fan cools or heats the indoor air or outdoor mixed air through the surface cooler and sends it into the room to lower or raise the indoor temperature to meet people's comfort requirements. The existing fan coil unit is thick, occupies a large space, and has a single function. Therefore, it is necessary to invent an ultra-thin fan coil unit, which can reduce the overall thickness of the device and reduce the space occupation through the installation of intensive parts arranged horizontally, and can sterilize and disinfect the air to increase the freshness of the air.

Utility model content

In view of the above problems, the technical problem to be solved by the present invention is to provide an ultra-thin fan coil unit.

The ultra-thin fan coil unit of the utility model comprises a drain pipe, a water collecting tray, a cooling fin, a compressor, a control box, a return air box, a centrifugal fan, a frequency converter, a double-shaft motor, a filter screen, a negative ion generator, Insulation box, pipe interface support, coil, electric heater, heater fixing plate, air outlet flange, ultraviolet lamp, speed-increasing pump, a filter screen is arranged on the inner wall of the return air box, and a double shaft is arranged in the center of the return air box The motor, a frequency converter is arranged on the side wall of the dual-axis motor, a centrifugal fan is arranged at both ends of the dual-axis motor, an anion generator is arranged on the inner walls of both sides of the return air box, a heat preservation box is arranged on one side of the return air box, and the inside of the heat preservation box is The side close to the return air box is provided with an ultraviolet lamp, one side of the ultraviolet lamp is provided with a coil, and both ends of the coil are provided with pipe interface supports. A compressor is arranged on the support, heat dissipation fins are arranged on the outer wall of the compressor, an air outlet flange is arranged on the outside of the insulation box, a heater fixing plate is arranged on the outer side of the coil, and an electric heater is arranged on the heater fixing plate. The lower end of the insulation box is provided with a water collecting pan, one end of the water collecting pan is provided with a drain pipe, and a control box is arranged on the outer wall of the return air box. connected, the frequency converter is electrically connected to the biaxial motor.

Preferably, the filter screen is fixed on the outer wall of the return air box by screws, and the filter screen includes a metal filter screen and an activated carbon filter screen, so that the incoming air can be filtered to remove sundries and odors.

Preferably, the double-shaft motor is fixed inside the return air box by screws, the frequency converter is fixed on the double-shaft motor by screws, the centrifugal fan is fixed inside the return air box by screws, and the centrifugal fan and the double-shaft motor are connected by transmission. The centrifugal fan is driven by the dual-axis motor to generate wind, and the speed of the dual-axis motor can be adjusted by the frequency converter, thereby adjusting the wind speed.

Preferably, the negative ion generator is fixed on the inner wall of the return air box by screws, and there is at least one negative ion generator, so that the air can be electrolyzed to generate negative ions and the air freshness can be increased. The air return box and the thermal insulation box are fixed together by screws, the air outlet of the centrifugal fan is connected to the inside of the thermal insulation box, the ultraviolet lamp is fixed inside the thermal insulation box by screws, and the ultraviolet lamp is located above the air outlet of the centrifugal fan. It can sterilize the air and reduce the entry of bacteria into the room.

Preferably, the pipe joint support is fixed inside the thermal insulation box by screws, the coil is fixed inside the pipeline joint support with screws, a plurality of coil tubes form a flat metal tube group, and the overall thickness of the thermal insulation box does not exceed Twenty centimeters, which reduces the overall thickness of the device.

Preferably, the compressor is fixed on the outer wall of the pipe interface support by screws, the compressor is communicated with the coil, and the heat dissipation fins are formed on the compressor shell, so that the compressor can be used for refrigeration.

Preferably, the speed-increasing pump is fixed on the side wall of the pipe interface support by screws, and the speed-increasing pump is installed at the end interface of the coil tube through a pipe hoop, so that the circulation speed of the cooling medium inside the coil tube can be adjusted, Then adjust the cooling efficiency.

Preferably, the heater fixing plate is fixed in the water collecting tray by screws, and the electric heater is fixed on the heater fixing plate by screws, so that heat can be provided and hot air can be provided.

The beneficial effects of the utility model are as follows: the internal structure of the fan coil unit is compact, and is installed in a tiled manner, which reduces the overall thickness of the device, thus reduces the occupation of vertical space during installation, facilitates indoor ceiling installation, and can filter the air. , sterilize and increase negative oxygen ions, improve the freshness of exhaust air and improve comfort; the cooling medium can be cycled at variable speed to improve cooling efficiency.

Description of drawings

For ease of description, the present invention is described in detail by the following specific implementation and accompanying drawings.

Fig. 1 is the spatial three-dimensional view of the utility model;

Fig. 2 is the top view of the utility model;

FIG. 3 is a block diagram of the circuit structure of the present invention.

1- drain pipe; 2- water pan; 3- cooling fin; 4- compressor; 5- control box; 6- return air box; 7- centrifugal fan; 8- frequency converter; 9- double shaft motor; 10- Filter screen; 11-negative ion generator; 12-insulation box; 13-pipe interface support; 14-coil pipe; 15-electric heater; 16-heater fixing plate; 17-air outlet flange; 18-ultraviolet Lights; 19 - Speed Up Pump.

Detailed ways

As shown in FIG. 1, FIG. 2 and FIG. 3, this specific embodiment adopts the following technical solutions: it includes a drain pipe 1, a water collecting pan 2, a heat dissipation fin 3, a compressor 4, a control box 5, a return air box 6, a centrifugal Fan 7, Inverter 8, Biaxial Motor 9, Filter 10, Negative Ion Generator 11, Insulation Box 12, Pipe Interface Support 13, Coil 14, Electric Heater 15, Heater Fixing Plate 16, Air Outlet Lan 17, ultraviolet lamp 18, speed-increasing pump 19, a filter screen 10 is arranged on the inner wall of the return air box 6, a double-shaft motor 9 is arranged in the center of the inside of the return air box 6, and a frequency converter 8 is arranged on the side wall of the double-shaft motor 9. The two ends of the motor 9 are provided with centrifugal fans 7, the inner walls of the return air box 6 are provided with negative ion generators 11, one side of the return air box 6 is provided with a thermal insulation box 12, and the inside of the thermal insulation box 12 is provided on the side close to the return air box 6. There is an ultraviolet lamp 18, one side of the ultraviolet lamp 18 is provided with a coil 14, and both ends of the coil 14 are provided with a pipeline interface support 13, one of which is provided with a speed-increasing pump 19 on the side wall of the pipeline interface support 13, and the other pipeline interface. The compressor 4 is arranged on the support 13, the cooling fins 3 are arranged on the outer wall of the compressor 4, the air outlet flange 17 is arranged on the outer side of the thermal insulation box 12, and the heater fixing plate 16 is arranged on the outer side of the coil 14, and the heater is fixed The plate 16 is provided with an electric heater 15, the lower end of the thermal insulation box 12 is provided with a water storage tray 2, one end of the water storage tray 2 is provided with a drain pipe 1, the outer wall of the return air box 6 is provided with a control box 5, a compressor 4, a frequency converter 8. The negative ion generator 11 , the electric heater 15 , and the speed-increasing pump 19 are all electrically connected to the control box 5 , and the frequency converter 8 is electrically connected to the biaxial motor 9 .

Wherein, the filter screen 10 is fixed on the outer wall of the return air box 6 by screws, and the filter screen 10 includes a metal filter screen and an activated carbon filter screen, so that the incoming air can be filtered to remove sundries and peculiar smell; The shaft motor 9 is fixed inside the return air box 6 by screws, the frequency converter 8 is fixed on the double shaft motor 9 by screws, the centrifugal fan 7 is fixed inside the return air box 6 by screws, and the centrifugal fan 7 is connected to the double shaft motor 9 by driving, so set The centrifugal fan 7 can be driven to rotate by the biaxial motor 9 to generate wind power, and the rotational speed of the biaxial motor 9 can be adjusted by the frequency converter 8, and then the wind speed can be adjusted; There is at least one generator 11, so that the air can be electrolyzed to generate negative ions, and the air freshness can be increased; the return air box 6 and the thermal insulation box 12 are fixed together by screws, and the air outlet of the centrifugal fan 7 is connected to the inside of the thermal insulation box 12. , the ultraviolet lamp 18 is fixed inside the insulation box 12 by screws, and the ultraviolet lamp 18 is located above the air outlet of the centrifugal fan 7, so that the air can be sterilized and bacteria can be reduced to enter the room; the pipe interface support 13 is fixed by screws Inside the insulation box 12, the coils 14 are fixed on the inner side of the pipe interface support 13 by screws, and a plurality of coils 14 form a flat metal tube group. The overall thickness of the insulation box 12 is not more than 20 cm. The overall thickness of the device; the compressor 4 is fixed on the outer wall of the pipe interface support 13 by screws, the compressor 4 is communicated with the coil tube 14, and the radiating fins 3 are formed on the casing of the compressor 4, so that the compressor 4 can be used in this setting. 4. Refrigeration; the speed-increasing pump 19 is fixed on the side wall of the pipe interface support 13 by screws, and the speed-increasing pump 19 is installed at the end interface of the coil tube 14 through a pipe hoop, so that the inside of the coil tube 14 can be adjusted. The circulation speed of the cooling medium, and then adjust the cooling efficiency; the heater fixing plate 16 is fixed in the water pan 2 by screws, and the electric heater 15 is fixed on the heater fixing plate 16 by screws, so that heat can be provided in this setting. , it is convenient to provide hot air.

The working principle of this specific embodiment: after the control box 5 receives the control command, the control box 5 controls the biaxial motor 9 to start to drive the centrifugal fan 7 to rotate, and the centrifugal fan 7 rotates to suck the external air into the return air box 6, and the frequency converter 8 can change the biaxial The magnitude of the current supplied to the motor 9, and then adjusts the output speed of the dual-axis motor 9, the filter screen 10 can filter the incoming air to remove sundries and peculiar smells, the negative ion generator 11 is energized to electrolyze the air to generate negative ions, and the negative ions enter the heat preservation with the wind. In the box 12, the ultraviolet light emitted by the ultraviolet lamp 18 sterilizes and disinfects the wind. When cold air is required, the compressor 4 starts to compress the cooling medium therein so that it becomes a low-temperature medium, and the cooling medium circulates in the coil 14. flow, the wind takes away the cold air from the surface of the coil 14 at the same time to form cold air. The speed-increasing pump 19 can change the circulation speed of the cooling medium in the coil 14, thereby changing the cooling efficiency. When hot air is required, the compressor 4 does not start, and the electric heater 15 is powered on and started under the control of the control box 5, and the wind absorbs the heat emitted by the electric heater 15 and becomes hot air.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention.

Claims (9)

1. The ultra-thin fan coil unit is characterized in that: it comprises a drain pipe (1), a water collecting pan (2), a cooling fin (3), a compressor (4), a control box (5), a return air box ( 6), centrifugal fan (7), frequency converter (8), biaxial motor (9), filter screen (10), negative ion generator (11), insulation box (12), pipe interface support (13), The coil (14), the electric heater (15), the heater fixing plate (16), the air outlet flange (17), the ultraviolet lamp (18), the speed-increasing pump (19), are provided on the inner wall of the return air box (6) There is a filter screen (10), a dual-axis motor (9) is arranged in the center of the return air box (6), a frequency converter (8) is arranged on the side wall of the dual-axis motor (9), and two ends of the dual-axis motor (9) are arranged with a frequency converter (8). Centrifugal fan (7), negative ion generators (11) are arranged on the inner walls of both sides of the return air box (6), a heat preservation box (12) is arranged on one side of the return air box (6), and the interior of the heat preservation box (12) is close to the return air box (6). One side of the bellows (6) is provided with an ultraviolet lamp (18), one side of the ultraviolet lamp (18) is provided with a coil (14), and both ends of the coil (14) are provided with pipe interface supports (13), one of which is a pipe A speed-increasing pump (19) is arranged on the side wall of the interface support (13), a compressor (4) is arranged on another pipeline interface support (13), and cooling fins (3) are arranged on the outer wall of the compressor (4). ), an air outlet flange (17) is provided on the outside of the insulation box (12), a heater fixing plate (16) is arranged on the outside of the coil (14), and an electric heater (15) is arranged on the heater fixing plate (16). ), the lower end of the thermal insulation box (12) is provided with a water storage tray (2), one end of the water storage tray (2) is provided with a drain pipe (1), the outer wall of the return air box (6) is provided with a control box (5), and the compressor (4), the frequency converter (8), the negative ion generator (11), the electric heater (15), and the speed-increasing pump (19) are all electrically connected to the control box (5), and the frequency converter (8) is connected to the biaxial motor ( 9) Electrical connection. 2. The ultra-thin fan coil unit according to claim 1, characterized in that: the filter screen (10) is fixed on the outer wall of the return air box (6) by screws, and the filter screen (10) comprises a metal filter screen and a Activated carbon filter. 3. The ultra-thin fan coil unit according to claim 1, characterized in that: the double-shaft motor (9) is fixed inside the return air box (6) by screws, and the frequency converter (8) is fixed in the double-shaft by screws. On the shaft motor (9), the centrifugal fan (7) is fixed inside the return air box (6) by means of screws, and the centrifugal fan (7) is connected with the double shaft motor (9) in a transmission manner. 4. ultra-thin fan coil unit according to claim 1, is characterized in that: described negative ion generator (11) is fixed on the inner wall of return air box (6) by screws, and negative ion generator (11) has at least one . 5. The ultra-thin fan coil unit according to claim 1, characterized in that: the air return box (6) and the insulation box (12) are fixed together by screws, and the air outlet of the centrifugal fan (7) is communicated with each other. Inside the thermal insulation box (12), the ultraviolet lamp (18) is fixed inside the thermal insulation box (12) by screws, and the ultraviolet lamp (18) is located above the air outlet of the centrifugal fan (7). 6. The ultra-thin fan coil unit according to claim 1, characterized in that: the pipe interface support (13) is fixed inside the insulation box (12) by screws, and the coil (14) is fixed by screws On the inner side of the pipe joint support (13), a plurality of coiled tubes (14) form a flat metal tube group, and the overall thickness of the thermal insulation box (12) is not more than 20 cm. 7. The ultra-thin fan coil unit according to claim 1, characterized in that: the compressor (4) is fixed on the outer wall of the pipe interface support (13) by screws, and the compressor (4) is connected to the coil. (14) communicate with each other, and the radiating fins (3) are formed on the casing of the compressor (4). 8. The ultra-thin fan coil unit according to claim 1, characterized in that: the speed-increasing pump (19) is fixed on the side wall of the pipe interface support (13) by screws, and the speed-increasing pump (19) It is installed at the end interface of the coil (14) through a pipe clamp. 9. The ultra-thin fan coil unit according to claim 1, characterized in that: the heater fixing plate (16) is fixed in the water collecting tray (2) by screws, and the electric heater (15) is fixed by screws Fixed on the heater fixing plate (16).

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