CN207123074U - A kind of Multifunction heater in bathroom - Google Patents

Abstract

The utility model discloses a kind of Multifunction heater in bathroom, belong to warmer, existing warmer is difficult to take into account simple in construction, high efficiency, the utility model is provided with air intake transposition air door and air draft transposition air door in casing, air intake transposition air door makes outdoor air inlet or/and indoor return air mouth connect fan induced draught mouth by the driving transposition of the first damper motor, and air draft transposition air door makes outdoor exhaust outlet or indoor blowing mouth connection fan outlet by the driving transposition of the second damper motor.Realized by the cooperation between a blower fan and two air doors and realize the functions such as blowing, ventilation, fresh air using one-way windwheel by a blower fan, it is simple in construction, it is more efficient；Structural reliability and stability are higher.

Description

Multifunctional heater for bathroom

technical field

The utility model belongs to a heater, in particular to a multifunctional heater for a bathroom which realizes the functions of blowing, ventilation and fresh air by using a fan (single core) and a unidirectional wind wheel.

Background technique

Currently known bathroom multifunctional heaters have three structures to realize blowing, ventilation, and fresh air functions. One is to use the rotating volute technology, such as the utility model patent disclosed by the authorized announcement number CN206131124U "adjustable outdoor fresh air and indoor The heating device with the air intake ratio of circulating air"; the second is to use a two-way wind wheel structure, such as the "heating device with ventilation and fresh air functions" disclosed by the utility model patent with the authorized announcement number CN205403039U; the third is to add A ventilation outlet is realized by a rotating damper, such as the utility model patent disclosed by the authorized notification number CN205351482U "Double fan heater with fresh air function for switching wind direction through a damper".

The above-mentioned first and third structures need to be equipped with two blowers to realize the functions of blowing, ventilation and fresh air. The structure is complex and the manufacturing cost is high; Centrifugal wind wheel, poor efficiency.

Utility model content

The technical problem to be solved and the technical task proposed by the utility model are to overcome the defects of simple structure and high efficiency of existing heaters, and to provide a bathroom in which the functions of blowing, ventilation and fresh air are realized by a fan using a unidirectional wind wheel. Multifunctional heater.

In order to achieve the above object, the multifunctional bathroom heater of the present invention includes a box body and a centrifugal fan. The box body is equipped with an outdoor air inlet, an indoor air return port, an outdoor air exhaust port, and an indoor air blower port. The centrifugal fan includes a motor, a volute, and a one-way wind wheel. The volute has a fan suction port and a fan outlet. A heating device is arranged between the fan outlet and the indoor air outlet. It is characterized in that: The air intake transposition damper and the exhaust air transposition damper are arranged in the box, and the air intake transposition damper is driven by the first damper motor so that the outdoor air inlet or/and the indoor air return port communicate with each other. The fan suction port mentioned above, the exhaust air transposition damper is driven by the second damper motor to transpose, so that the outdoor air exhaust port or the indoor air blower port is connected to the fan air outlet.

As a preferred technical means: the outdoor air inlet and the outdoor air outlet are arranged on the side wall of the box.

As a preferred technical means: the box body includes a box body and a mask, and the indoor return air outlet is provided on the mask or formed by a gap between the box body and the mask.

As a preferred technical means: the indoor air outlet is provided on the side wall of the box.

As a preferred technical means: the indoor air outlet is directed to the bottom of the box body.

As a preferred technical means: the volute is placed horizontally, the air outlet of the fan faces the side of the box, and the air suction port of the fan faces the bottom or top of the box.

As a preferred technical means: the air intake transposition damper includes an arc wall and a spoke connected to the arc wall, the spoke is connected to a rotating shaft, and the rotating shaft is drivingly connected to the first damper motor.

As a preferred technical means: the volute includes an air collecting plate, the air suction port of the fan is formed on the air collecting plate, and the upper and lower edges of the arc wall are respectively connected with the box body, Cooperate with the wind collecting board.

As a preferred technical means: the exhaust air displacement damper is a swing plate driven by the second damper motor.

The beneficial effects of the utility model are: through the cooperation between a fan and two dampers, one fan can use the one-way wind wheel to realize functions such as blowing, ventilation, and fresh air. The structure is simple and the efficiency is higher; the structure is reliable and stable. Sex is higher.

Description of drawings

Fig. 1 is a schematic diagram of the multifunctional bathroom heater of the present invention working in blowing or air heating or purification mode;

Fig. 2 is a schematic diagram of the multi-function bathroom heater of the present invention working in the ventilation mode;

Fig. 3 is a schematic diagram of the multi-functional bathroom heater of the present invention working in the indoor circulation heating or blowing mode;

Fig. 4 is a schematic diagram of the multifunctional bathroom heater of the present invention working in the fresh air mode;

Fig. 5 is a structural schematic diagram of the air intake transposition damper of the present utility model;

Explanation of symbols in the figure:

01-box: 11-outdoor air inlet, 12-indoor return air outlet, 13-outdoor air exhaust outlet, 14-indoor air outlet, 15-mask;

02-Centrifugal fan: 21-volute, 22-one-way wind wheel, 23-fan suction port, 24-fan outlet, 25-wind collecting plate;

03-Inlet transposition damper: 31-arc wall, 32-spoke, 33-rotating shaft;

04-Exhaust air shift damper.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1-4, the bathroom multi-functional heater is a schematic diagram looking up, including a cabinet 01 and a centrifugal fan 02. The cabinet 01 is equipped with an outdoor air inlet 11, an indoor return air outlet 12, an outdoor air outlet 13, Indoor air outlet 14, centrifugal fan comprises motor, volute 21, one-way wind wheel 22, and volute 21 has a fan suction port 23, a fan air outlet 24, is provided with heating device between fan outlet 24 and indoor air outlet (not shown in the figure), the heating device is preferably a PTC heater, and the box body 01 is equipped with an air intake transposition damper 03 and an exhaust air transposition damper 04, and the intake air transposition damper 03 is driven by the first damper motor to make the transposition outdoor The air inlet 11 or/and the indoor air return port 12 are connected to the fan suction port 23, and the exhaust air transposition damper 04 is driven by the second damper motor to make the outdoor air outlet 13 or the indoor air outlet 14 communicate with the fan outlet 24.

The outdoor air inlet 11 and the outdoor air outlet 13 shown in Fig. 1-4 are arranged on the side wall of the box body 01, and the outdoor air inlet 11 and the outdoor air outlet 13 can be connected to the outside by air ducts during installation and use.

The box body 01 shown in Fig. 1-4 includes a box main body and a mask 15 (Fig. Gaps form between masks.

As shown in Figures 1-4, the indoor air outlet 14 faces the bottom of the cabinet, and a swing leaf can be arranged at the indoor air outlet to change the air outlet direction. During specific implementation, the indoor air outlet can be arranged on the side wall of the box body, and lead to other rooms in the room or other positions in the same room through the air duct.

As shown in FIGS. 1-4 , the volute 21 is placed horizontally, the fan air outlet 24 faces the side of the box 01 , and the fan suction port 23 faces the bottom (or top) of the box 0 .

The air intake transposition damper 03 includes an arc wall 31 and a spoke 32 connected to the arc wall. The spoke 32 is connected to a rotating shaft 33, and the rotating shaft 33 is drivingly connected to the first damper motor.

The volute 21 includes an air collecting plate 25 on which the fan suction port 23 is formed, and the upper and lower edges of the arc wall 31 cooperate with the box body 01 and the air collecting plate 25 respectively (see FIG. 5 ).

The air exhaust transposition damper 04 is a swing plate driven by the second damper motor.

As shown in Figure 1, the exhaust transposition damper 04 isolates the outdoor air outlet 13 from the fan outlet 24, so that the indoor air outlet 14 is connected to the fan outlet 24; Blowing out through the indoor blowing port 14, the heater can work in blowing (only the air flow blows out, no matter whether the centrifugal fan sucks air from the outdoor air inlet, the indoor air return port or both the outdoor air inlet and the indoor return air port) or wind Warm (with air blowing out, start the heating device, whether the centrifugal fan sucks air from the outdoor air inlet, from the indoor air return or both from the outdoor air inlet and indoor return air) or purification mode (with air blowing out, in the air flow An air purifier is set on the flow path, regardless of whether the centrifugal fan sucks air from the outdoor air inlet, from the indoor air return port, or from the outdoor air inlet and indoor air return port at the same time).

As shown in Figure 2, the exhaust air transposition damper 04 isolates the indoor air outlet 14 from the fan outlet 24, so that the outdoor air outlet 13 is connected to the fan outlet 24; the air intake transposition damper 03 separates the outdoor air inlet 11 from the fan suction port. The tuyere 23 is isolated, and the indoor air return port 12 is connected to the fan suction port 23; at this moment, when the motor is working with the one-way wind wheel 22, the air from the room is blown out through the outdoor air outlet 13, and the heater works in the ventilation mode.

As shown in Figure 3, the exhaust air transposition damper 04 isolates the outdoor air outlet 13 from the fan outlet 24, so that the indoor air outlet 14 is connected to the fan outlet 24; the air intake transposition damper 04 separates the outdoor air inlet 11 from the fan suction The air outlet 23 is isolated, so that the indoor return air outlet 12 is connected to the fan suction outlet 23; at this time, when the motor is working with the one-way wind wheel 22, the air from the room is blown out through the indoor air outlet 14, and the heater can work in the indoor circulation heating or blowing mode .

As shown in Figure 4, the exhaust air transposition damper 04 isolates the outdoor air outlet 13 from the fan outlet 24 so that the indoor air outlet 14 is connected to the fan outlet 24; the air intake transposition damper 04 separates the indoor return air outlet 12 from the fan suction The tuyere 23 is isolated, and the outdoor air inlet 11 is connected to the fan suction port 23. Now, when the motor is working with the one-way wind wheel 22, the air from the outside is blown out through the indoor air outlet 14, and the heater works in the fresh air mode.

Claims (9)

1. A multifunctional bathroom heater, comprising a box (01) and a centrifugal fan (02), the box (01) is equipped with an outdoor air inlet (11), an indoor air return (12), an outdoor exhaust tuyere (13), indoor air outlet (14), the centrifugal fan (02) includes a motor, a volute (21), a one-way wind wheel (22), and the volute (21) has a fan suction A tuyere (23), a fan outlet (24), a heating device is provided between the fan outlet (24) and the indoor air outlet (14), and it is characterized in that: the box (01) is equipped with There is an air intake transposition damper (03) and an exhaust air transposition damper (04), and the air intake transposition damper (03) is driven by the first damper motor to transpose the outdoor air inlet (11) or/and The indoor air return port (12) is connected to the fan suction port (23), and the exhaust air transposition damper (04) is driven by the second damper motor so that the outdoor air exhaust port (13) or the indoor air vent (14) communicate with the fan outlet (24). 2. The multifunctional bathroom heater according to claim 1, characterized in that: the outdoor air inlet (11) and the outdoor air outlet (12) are arranged on the side wall of the box (01). 3. The bathroom multifunctional heater according to claim 1, characterized in that: the box body (01) includes a box body and a mask (15), and the indoor return air outlet (12) is located in the Formed on or by the gap between the box body and the mask (15). 4. The multifunctional bathroom heater according to claim 1, characterized in that: the indoor air outlet is arranged on the side wall of the box. 5. The multifunctional bathroom heater according to claim 1, characterized in that: the indoor air outlet (14) is directed downward of the box body. 6. The multifunctional bathroom heater according to claim 1, characterized in that: the volute (21) is placed horizontally, and the air outlet (24) of the fan faces the side of the box (01) , the fan suction port (23) faces the bottom or top of the box. 7. The multifunctional bathroom heater according to claim 1, characterized in that: the air intake transposition damper (03) includes an arc wall (31) and a spoke (32) connecting the arc wall, A rotating shaft (33) is connected to the spokes (32), and the rotating shaft (33) is drivingly connected to the first damper motor. 8. The bathroom multifunctional heater according to claim 7, characterized in that: the volute (21) includes an air collecting plate (25), and the air suction port (23) of the fan is formed on the On the wind collecting plate (25), the upper and lower edges of the circular arc wall (31) cooperate with the box body (01) and the wind collecting plate (25) respectively. 9. The bathroom multifunctional heater according to claim 1, characterized in that: the exhaust air transposition damper (04) is a swing plate driven by the second damper motor.