CN216924505U

CN216924505U - Mixed flow bathroom heater

Info

Publication number: CN216924505U
Application number: CN202123231950.XU
Authority: CN
Inventors: 赖良燕
Original assignee: Foshan Dean Electric Appliance Technology Co ltd
Current assignee: Foshan Dean Electric Appliance Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-08
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a mixed flow bathroom heater, comprising a shell, wherein the shell is provided with an air return inlet, an air outlet and an exhaust port, and the mixed flow bathroom heater also comprises: the mixed flow wind wheel is arranged at the air return inlet of the shell; the motor is in transmission connection with the mixed flow wind wheel; the two wind collecting devices are respectively a first wind collecting device and a second wind collecting device, and the first wind collecting device and the second wind collecting device are respectively arranged at two ends of the mixed flow wind wheel, so that the air pressure difference of airflow generated by the mixed flow wind wheel is increased through the wind collecting devices. The bathroom heater adopts the structure that the mixed flow wind wheel is combined with the wind collecting device, increases the air pressure difference, can improve the air outlet flow of the bathroom heater, and quickly improves the temperature in a bathroom.

Description

Mixed flow bathroom heater

Technical Field

The utility model belongs to the technical field of household appliances, and particularly relates to a mixed flow bathroom heater.

Background

Traditional bathroom heater structure is either with centrifugal wind wheel, or with perfusion wind wheel structure, and the wind pressure coefficient of mixed flow wind wheel structure is higher than the perfusion wind wheel, and the flow coefficient is bigger than the centrifugal wind wheel to mixed flow wind wheel structure is more fit for being used for this kind of big gas flow of needs of bathroom heater to come the temperature in the short time promote bathroom fast.

Therefore, the mixed flow bathroom heater needs to be provided, the mixed flow wind wheel is adopted, larger airflow flow and flow velocity are obtained, and the temperature in a bathroom is quickly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mixed flow bathroom heater, and solves the problem that the air outlet flow of the bathroom heater in the prior art is small.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a mixed flow bathroom heater, includes the casing, the casing is equipped with return air inlet, air outlet and gas vent, its characterized in that still includes:

the mixed flow wind wheel is arranged at the air return opening of the shell;

the motor is in transmission connection with the mixed flow wind wheel;

the two wind collecting devices are respectively a first wind collecting device and a second wind collecting device, and the first wind collecting device and the second wind collecting device are respectively arranged at two ends of the mixed flow wind wheel, so that the air pressure difference of airflow generated by the mixed flow wind wheel is increased through the wind collecting devices.

In some embodiments of the present invention, the wind collecting device is a wind deflector, and the wind deflector is in a trumpet shape.

Further, the large-diameter open ends of the two air deflectors are both arranged towards the mixed-flow wind wheel.

The mixed flow bathroom heater can be improved as follows, the mixed flow bathroom heater also comprises a guide device, and the guide device is arranged between the two air collecting devices; the top of the guiding device is connected with the large-diameter open end of the first wind-collecting device, and the bottom of the guiding device is connected with the large-diameter open end of the second wind-collecting device. Through setting up the air current guider, reduce the air current diffusion, increase the atmospheric pressure difference, improve the velocity of flow of air current in bathroom heater inside.

Furthermore, the guiding device is of an annular cavity structure, and the outer wall of the annular cavity of the guiding device is connected with the first air collecting device and the second air collecting device respectively.

Furthermore, a guide piece is arranged in the annular cavity body.

The utility model can be further improved, a fixed frame is arranged in the guiding device, and the motor is fixedly connected to the fixed frame. Through the arrangement, the space occupied by the connection of the mixed flow wind wheel and the motor inside the bathroom heater is reduced.

The utility model can be further improved as follows, the bathroom heater also comprises a gas guide cavity, the top of the gas guide cavity is connected with the bottom of the second air collecting device, and the bottom of the gas guide cavity is arranged right opposite to the air outlet of the shell.

Furthermore, a through hole is formed in the side wall of the gas guide cavity, and the through hole is arranged right opposite to the exhaust port of the shell.

Furthermore, a switching device is arranged at the through hole, and the switching device enables airflow to flow to the air outlet or the air exhaust port.

In some embodiments of the present invention, the switching device is a baffle plate, the baffle plate is hinged to the gas guiding chamber through a shaft, and the shaft is in transmission connection with the motor.

Further, a heating device is arranged at the bottom of the gas guide cavity.

Furthermore, a purifying device is arranged at the bottom of the gas guide cavity.

Further, the purification device is a filter screen.

The mixed flow bathroom heater can be further improved, and the mixed flow bathroom heater further comprises a third air collecting device, the third air collecting device is arranged at the air outlet of the shell, and the third air collecting device is connected with the bottom of the guide cavity.

In the utility model, the first air collecting device, the guiding device, the second air collecting device, the gas guiding cavity and the third air collecting device are sequentially connected to form an inner cavity of the mixed flow bathroom heater, and the inner cavity and the shell form a jacket layer.

Furthermore, noise reduction cotton for reducing noise is arranged in the jacket layer. The jacket layer is provided with sound insulation and noise reduction cotton to remove noise generated when the mixed flow wind wheel rotates and conveys gas.

The utility model has the following beneficial effects:

(1) the bathroom heater adopts the structure that the mixed flow wind wheel is combined with the wind collecting device, increases the air pressure difference, can improve the air outlet flow of the bathroom heater and quickly improves the temperature in a bathroom.

(2) According to the utility model, the airflow guiding device is arranged, so that airflow diffusion is reduced, the air collecting effect of the air collecting device is promoted, the air pressure difference is increased, and the flow velocity of the airflow in the bathroom heater is improved. Meanwhile, the airflow guide device is used as a motor fixing frame, so that the space occupied by the motor and the mixed flow wind wheel is reduced, and the volume of the bath heater is correspondingly reduced.

Drawings

The utility model is described in further detail below with reference to the figures and specific embodiments.

FIG. 1 is a schematic view of the overall structure of the mixed flow bathroom heater of the present invention;

FIG. 2 is a front view of the mixed flow bathroom heater of the present invention;

FIG. 3 is a rear view of the mixed flow bathroom heater of the present invention;

FIG. 4 is a left side view of the mixed flow super bath of the present invention;

FIG. 5 is a right side view of the mixed flow super bath of the present invention;

FIG. 6 is a top view of the mixed flow super bath of the present invention;

FIG. 7 is a bottom view of the mixed flow bathroom heater of the present invention;

FIG. 8 is a schematic structural view of the inner chamber of the mixed flow super bath of the present invention;

FIG. 9 is a front view of the inner chamber of the mixed flow super bath of the present invention;

FIG. 10 is a view A-A of FIG. 9;

FIG. 11 is a schematic view of the overall structure of the guide device of the present invention;

FIG. 12 is a front view of the guide of the present invention;

FIG. 13 is a top view of the guide of the present invention;

FIG. 14 is a bottom view of the guide of the present invention;

the drawings are numbered as follows: 1. a housing; 2. a mixed flow wind wheel; 3. a first motor; 4. a second motor; 5. a first wind-collecting device; 6. a second wind-collecting device; 7. a third wind-collecting device; 8. a guide device; 9. a gas guiding chamber; 10. a guide piece; 11. a fixed mount; 12. a heating device; 13. a switching device; 14. an air return opening; 15. an air outlet; 16. an exhaust port; 17. and a through hole.

Detailed Description

The mixed flow bathroom warmer shown in fig. 1-14 comprises a shell 1, a mixed flow wind wheel 2, a first motor 3, a second motor 4, a first wind collecting device 5, a second wind collecting device 6, a third wind collecting device 7, a guiding device 8 and a gas guiding cavity 9.

The shell 1 is cylindrical, the upper end and the lower end of the shell are open, the shell is provided with an air return inlet 14 and an air outlet 15 respectively, and the side wall of the shell 1 is provided with an air exhaust port 16. The first wind collecting device 5, the guide device 8, the second wind collecting device 6, the gas guide cavity 9 and the third wind collecting device 7 are sequentially connected from top to bottom, all the parts are respectively fixed on the inner wall of the shell 1 to form an inner cavity of the mixed flow bathroom heater, the inner cavity and the shell 1 form a jacket layer, and silencing cotton (not shown in the figure) for reducing noise is arranged in the jacket layer.

Wherein, guider 8 is annular cavity structure, is provided with guide vane 10 in the annular cavity. A fixing frame 11 is arranged in the guiding device 8, and the first motor 3 is fixedly connected to the fixing frame 11. The mixed flow wind wheel 2 is in transmission connection with an output shaft of the first motor 3. First wind-collecting device 5, second wind-collecting device 6 all is the aviation baffle, be tubaeform, the major diameter open end of first wind-collecting device 5 is connected with the top of 8 annular cavity outer walls of guider, the major diameter open end of second wind-collecting device 6 is connected with the bottom of 8 annular cavity outer walls of guider, through setting up like this, guider 8 is located between two wind-collecting devices, and first wind-collecting

device

5, 2 both ends of mixed flow wind wheel are located respectively to second wind-collecting device 6, have the same the central axis with mixed flow wind wheel 2. According to the utility model, the mixed flow wind wheel 2 is combined with the first wind collecting device 5 and the second wind collecting device 6, so that the air pressure difference of airflow flowing in the cavity of the bathroom heater is greatly increased.

The gas guide cavity 9 is in a long cylinder shape, the top of the gas guide cavity is connected with the small-diameter opening end at the bottom of the second air collecting device 6, and the bottom of the gas guide cavity 9 is connected with the top of the third air collecting device 7 arranged at the air outlet 15 of the shell 1 and is just opposite to the air outlet 15 of the shell 1. The bottom of the gas guiding chamber 9 is provided with a heating device 12 and a purifying device, in this embodiment, the third air collecting device 7 is also an air deflector, and the purifying device is a filter screen (not shown in the figure). The side wall of the gas guide cavity 9 is provided with a through hole 17, and the through hole 17 is arranged opposite to the exhaust port 16 of the shell 1. Through-hole 17 department is equipped with auto-change over device 13, and in this embodiment, auto-change over device 13 is the baffle, and the baffle is articulated through axle and gas direction chamber 9, and the axle is connected with the transmission of second motor 4, drives the baffle through second motor 4 and rotates, switches the air current flow direction for air current flow direction air outlet 15 or gas vent 16.

The working process of the mixed flow bathroom heater comprises two modes, namely a heating or blowing mode and a ventilation mode, and specifically comprises the following steps:

heating or blowing mode: start first motor 3 and drive mixed flow wind wheel 2, it is gaseous from the return air inlet 14 suction gas of casing 1 front end to rotate through mixed flow wind wheel 2, increase pressure differential through receipts wind device and gas guider 8, in gaseous direction chamber 9 cavity of inputing, through the through-hole 17 of the gaseous direction chamber 9 lateral wall of switching device 13 closure on the gaseous direction chamber 9 right side, the air outlet 15 end that has heating device 12 and purifier is led to the gas, carry gaseous 1 terminal air outlet 15 of casing, also can sheathe tuber pipe at 15 terminal sheathes in of air outlet, carry indoor every corner to gas through the tuber pipe.

And (3) ventilation mode: the first motor 3 is started to drive the mixed flow wind wheel 2, air is sucked from the air return port 14 at the front end of the shell 1 through the rotation of the mixed flow wind wheel 2, the pressure difference is increased through the air collecting device and the air guide device 8, the air is input into the cavity of the air guide cavity 9, the downward channel in the air guide cavity 9 is sealed through the switching device 13 at the right side of the air guide cavity 9, and the exhaust port 16 at the right side of the air guide cavity is formed.

The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.

Claims

1. The utility model provides a mixed flow bathroom heater, includes casing (1), casing (1) is equipped with return air inlet (14), air outlet (15) and gas vent (16), its characterized in that still includes:

the mixed flow wind wheel (2) is arranged at the air return opening (14) of the shell (1);

the motor is in transmission connection with the mixed flow wind wheel (2);

the two wind collecting devices are respectively a first wind collecting device (5) and a second wind collecting device (6), and the first wind collecting device (5) and the second wind collecting device (6) are respectively arranged at two ends of the mixed flow wind wheel (2), so that the air pressure difference of airflow generated by the mixed flow wind wheel (2) is increased through the wind collecting devices.

2. The mixed flow super bath of claim 1, wherein the wind-collecting device is a wind deflector, and the wind deflector is trumpet-shaped.

3. The mixed flow bathroom heater of claim 2, wherein the large diameter open ends of the two air deflectors are both arranged towards the mixed flow wind wheel (2).

4. The mixed flow bath heater according to claim 2 or 3, characterized in that the mixed flow bath heater further comprises a guiding device (8), wherein the guiding device (8) is arranged between the two wind collecting devices; the top of the guiding device (8) is connected with the large-diameter open end of the first wind-collecting device (5), and the bottom of the guiding device (8) is connected with the large-diameter open end of the second wind-collecting device (6).

5. The mixed flow bathroom heater of claim 4, characterized in that the guiding device (8) is an annular cavity structure, and the outer wall of the annular cavity of the guiding device (8) is connected with the first wind-collecting device (5) and the second wind-collecting device (6) respectively.

6. Mixed flow bathroom heater according to claim 5, characterized in that inside said annular cavity a guiding blade (10) is provided.

7. Mixed flow super bath according to claim 5 or 6, wherein said guiding means (8) is internally provided with a fixed frame (11), and the motor is fixedly connected to the fixed frame (11).

8. The mixed flow bathroom heater of claim 7, characterized in that, the bathroom heater further comprises a gas guide cavity (9), the top of the gas guide cavity (9) is connected with the bottom of the second wind collecting device (6), and the bottom of the gas guide cavity (9) is arranged right opposite to the wind outlet (15) of the shell (1).

9. The mixed flow bathroom heater of claim 8, wherein the side wall of the gas guide cavity (9) is provided with a through hole (17), and the through hole (17) is arranged opposite to the exhaust port (16) of the shell (1); a switching device (13) is arranged at the through hole (17), and the switching device (13) enables airflow to flow to an air outlet (15) or an air outlet (16).

10. The mixed flow bath heater according to claim 9, wherein a heating device (12) is arranged at the bottom of the gas guide cavity (9).