CN220771377U

CN220771377U - Fresh air heating equipment

Info

Publication number: CN220771377U
Application number: CN202322153728.5U
Authority: CN
Inventors: 王培�; 杨彤; 蒋力; 杨青; 吴兴杰; 张心予
Original assignee: Aupu Home Style Corp Ltd
Current assignee: Aupu Home Style Corp Ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-12
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a fresh air heating device, which comprises: the device comprises a box body, a cover plate, an air duct assembly and a control and regulation assembly. The fresh air heating equipment provided by the utility model has the advantages that the cover plate covers the air duct assembly in the box body, the air duct assembly is internally provided with the air flow channel, the box body is divided into the first air cavity and the second air cavity by the air duct assembly, and the first air cavity and the second air cavity are intersected at one end of the air flow channel; the air outlet and the ventilation opening are communicated with the other end of the air flow channel, and the first air cavity is communicated with the ventilation opening so as to ensure that fresh air is introduced. The air flow channel is controlled to be selectively communicated with the ventilation opening and the air outlet through the control and adjustment assembly, so that the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode is realized. The fresh air heating equipment provided by the utility model provides a plurality of working modes, realizes fresh air heating by introducing fresh air mixed indoor air, increases the air inlet quantity and reduces the energy consumption; the ventilation mode is adopted, so that the oxygen content concentration in the bathroom is improved, and the comfort level is further improved.

Description

Fresh air heating equipment

Technical Field

The utility model relates to the technical field of heating equipment, in particular to fresh air heating equipment.

Background

The bathroom heater is used as a common heating device in the bathroom, and the market is divided into lamp heating and warm air system heating. When in bath, the humidity is increased, and the air in the bathroom is not circulated, so that the oxygen content in the bathroom is reduced, and the bath comfort is affected.

The prior art of fresh air heating equipment, for example, chinese patent publication No. CN114251845a discloses a warm air bathroom heater capable of ventilating fresh air, and a warm air mode, an exhaust mode and a fresh air ventilation mode are realized through the adjustment of a baffle plate.

According to the fresh air ventilation mode, only fresh air flowing in the outdoor air port is heated, and then the fresh air is heated by a high-power heater, so that the heating requirement is met, and the energy consumption is high; in addition, fresh air heating equipment in the prior art has serious air inlet loss and small air inlet quantity, so that the oxygen content in a bathroom is low, and the bathing comfort is affected.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects of serious air intake loss, small air intake and high energy consumption of the fresh air heating device in the prior art, thereby providing the fresh air heating device which can provide fresh air ventilation and improve the oxygen content of a bathroom.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a fresh air heating appliance comprising: the air conditioner comprises a box body, a cover plate, an air duct assembly and a control and regulation assembly; a ventilation opening communicated with the outside is formed in the side wall of the box body; the cover plate is covered on the box body, and an air outlet communicated with the room is arranged on the cover plate; the air duct assembly is arranged in the box body, a first air cavity is formed between the lower surface of the air duct assembly and the box body, a second air cavity is formed between the upper surface of the air duct assembly and the cover plate, an air flow channel with one end communicated with the first air cavity and the second air cavity is defined in the air duct assembly, the air outlet and the air vent can be communicated with the other end of the air flow channel, the first air cavity can be communicated with the air vent, an air inlet communicated with the indoor space is formed in the cover plate and/or the side wall of the box body, and the second air cavity is communicated with the air inlet; the control and regulation component is suitable for controlling the other end of the air flow channel to be selectively communicated with the ventilation opening and the air outlet, and controlling the first air cavity to be communicated with or blocked by the ventilation opening so as to realize the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode.

According to some embodiments of the utility model, a flow passage outlet is formed at the other end of the air flow passage, and the air outlet, the ventilation opening and the first air cavity are intersected at the flow passage outlet.

According to some embodiments of the utility model, the control and regulation assembly comprises a first turning plate and a second turning plate, wherein the first turning plate is rotatably arranged on the box body, the first turning plate turns over to enable the runner outlet to be communicated with the ventilation opening and the air outlet alternatively, the second turning plate is rotatably arranged on the air duct assembly, and the second turning plate turns over to enable the first air cavity to be communicated with the runner outlet or to seal the first air cavity and the runner outlet.

According to some embodiments of the utility model, the air duct assembly includes a first air scoop, a second air scoop, and a shaping plate disposed between the first air scoop and the second air scoop; the first air collecting plate, the second air collecting plate and the box bottom plate are enclosed to form the air flow channel, and the first air collecting plate, the box side wall and the box bottom plate are enclosed to form the first air cavity; the second wind collecting plate, the side wall of the box body and the cover plate are enclosed to form a second wind cavity.

According to some embodiments of the utility model, the first wind collecting plate is provided with a first diversion port and a second diversion port, the first wind cavity is communicated with one end of the air flow channel through the first diversion port, the first wind cavity and the flow channel outlet are intersected with the second diversion port, the second turning plate is arranged on the first wind collecting plate and corresponds to the position of the second diversion port, and the second turning plate turns over to conduct the first wind cavity and the flow channel outlet or block the first wind cavity and the flow channel outlet.

According to some embodiments of the utility model, the second wind collecting plate is provided with a third diversion port and a fourth diversion port, the second wind cavity is communicated with one end of the air flow channel through the third diversion port, the air outlet and the flow channel outlet are intersected with the fourth diversion port, the first turning plate is rotatably connected to the box body, and the first turning plate is turned over and covered on the second diversion port or the fourth diversion port, so that the flow channel outlet is communicated with the ventilation opening or the air outlet alternatively.

According to some embodiments of the utility model, the third flow guide port and the first flow guide port are disposed opposite each other, and the fourth flow guide port and the second flow guide port are disposed opposite each other.

According to some embodiments of the utility model, the third diversion port and the first diversion port are round holes, and the walls of the third diversion port and the first diversion port are arc surfaces turned over towards the air flow passage.

According to some embodiments of the utility model, the fresh air heating apparatus further comprises a wind wheel assembly, wherein the wind wheel assembly is fixedly installed on the bottom plate of the box body, and the wind wheel assembly penetrates through the first diversion port and is arranged in the air flow channel.

According to some embodiments of the utility model, the wind wheel assembly comprises a motor and a centrifugal wind wheel which are all arranged in the box body, the motor is fixed on the bottom plate of the box body, and the driving end of the motor is in transmission connection with the wind wheel so as to drive the wind wheel to rotate.

According to some embodiments of the utility model, the fresh air heating apparatus further comprises a heating assembly disposed between the air flow passage and the air outlet, the heating assembly being adapted to heat air flowing from the air flow passage to the air outlet.

According to some embodiments of the utility model, the heating assembly comprises a mounting frame and a heater arranged in the mounting frame, the mounting frame is fixedly arranged on the fourth diversion port, the mounting frame is in sealing connection with the cover plate, and the air in the air flow passage flows through the flow passage outlet and the fourth diversion port, and is discharged from the air outlet after being heated by the heater.

According to some embodiments of the utility model, the fresh air heating device further comprises a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are arranged in the box body, the driving end of the first driving piece is in transmission connection with the first turning plate so as to drive the first turning plate to rotate, and the driving end of the second driving piece is in transmission connection with the second turning plate so as to drive the second turning plate to rotate.

According to some embodiments of the utility model, the first and second flaps are provided with sealing sleeves at their outer circumferences.

The technical scheme of the utility model has the following advantages:

1. the fresh air heating equipment provided by the utility model has the advantages that the cover plate covers the air duct assembly in the box body, the air duct assembly is internally provided with the air flow channel, the air duct assembly divides the box body into the first air cavity and the second air cavity, and the first air cavity and the second air cavity are intersected in the air flow channel; the air outlet and the ventilation opening are communicated with the air flow channel, and the first air cavity is communicated with the ventilation opening so as to ensure that fresh air is introduced. The air flow channel is controlled to be selectively communicated with the ventilation opening and the air outlet through the control and adjustment assembly, so that the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode is realized. Under the new trend heating mode, control adjusting part control air flow channel and air exit switch on, are blocked between air flow channel and the vent, and at this moment, the vent keeps the intercommunication with first wind chamber, and outdoor new trend flows through first wind chamber from the vent, and after the indoor air got into the second wind chamber from the air inlet, outdoor new trend and indoor air got into the air flow channel together after, from the air exit outflow, realize the purpose of new trend heating. When the control and regulation component controls the air flow channel to be communicated with the vent, the air flow channel is in an exhaust ventilation mode at the moment, when the control and regulation component controls the air flow channel to be communicated with the vent, the vent is communicated with the first air cavity, and at the moment, indoor air flows through the air flow channel and is discharged from the vent, so that an indoor air heating mode is realized. The fresh air heating device provided by the utility model provides a plurality of working modes, and when in the fresh air heating mode, fresh air heating is realized by introducing fresh air mixed indoor air, so that the air intake is increased, and meanwhile, the energy consumption is reduced; the ventilation mode is adopted, so that the oxygen content concentration in the bathroom is improved, and the comfort level is further improved.

2. The fresh air heating equipment provided by the utility model is characterized in that a flow passage outlet is arranged in an air flow passage, and an air outlet, an air vent and a first air cavity are intersected at the flow passage outlet. When the air is changed, indoor air is discharged from the ventilation opening, when fresh air is heated, fresh air enters from the ventilation opening, so that universality is improved, a plurality of channels are avoided, pipeline layout is reduced, holes of walls are reduced, and cost is reduced.

3. According to the fresh air heating equipment provided by the utility model, the two modes of fresh air heating and ventilation are adjusted by overturning the first overturning plate and the second overturning plate, and the ventilation opening is used for introducing fresh air and discharging indoor air, so that the structure is simplified, the arrangement of various pipelines is avoided, and the cost is reduced.

4. According to the fresh air heating equipment provided by the utility model, the third diversion port and the first diversion port are arranged oppositely, so that the loss of the air inlet quantity can be avoided, the air quantity is increased, and the comfort level is improved.

5. According to the fresh air heating device provided by the utility model, the hole walls of the third diversion port and the first diversion port are arc surfaces turned over towards the air flow passage, so that the smoothness of fresh air and indoor air flowing into the air flow passage is improved.

6. According to the fresh air heating equipment provided by the utility model, the overturning of the first overturning plate and the second overturning plate is respectively regulated through the first driving piece and the second driving piece, so that the automation capacity is improved, and the intelligent regulation is realized.

7. According to the fresh air heating equipment provided by the utility model, the sealing sleeves are arranged on the peripheries of the first turning plate and the second turning plate, so that the air tightness is ensured, the leakage of air flow is avoided, and the performance is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of a fresh air heating appliance provided in some embodiments of the present utility model;

FIG. 2 is a schematic diagram of an assembly of a housing, an air duct assembly, and a wind wheel assembly provided in some embodiments of the present utility model;

FIG. 3 is a schematic view of the installation of a first air scoop and a stencil in an air duct assembly provided in some embodiments of the utility model;

FIG. 4 is a schematic view of a second air collection panel of the duct assembly provided in some embodiments of the utility model;

FIG. 5 is a top view of a fresh air heating appliance provided in some embodiments of the utility model;

FIG. 6 is a cross-sectional view taken along section B-B of FIG. 5 of a fresh air heating appliance in a fresh air heating mode provided in some embodiments of the present utility model;

FIG. 7 is a cross-sectional view taken along section A-A of FIG. 5 of a fresh air heating appliance in a fresh air heating mode provided in some embodiments of the present utility model;

FIG. 8 is a cross-sectional view taken along section B-B of FIG. 5 in a ventilation mode of a fresh air heating appliance provided in some embodiments of the present utility model;

FIG. 9 is a cross-sectional view taken along section A-A of FIG. 5 of a fresh air heating appliance in a ventilation mode, as provided in some embodiments of the present utility model.

Reference numerals illustrate: 1. a case; 2. an air duct assembly; 3. a wind wheel assembly; 4. a cover plate; 5. a heating assembly; 6. a second flap; 7. a first flap; 8. a first air chamber; 9. a second air chamber; 11. a vent; 21. a first wind collecting plate; 22. a second wind collecting plate; 23. a template; 24. an air flow passage; 31. a motor; 32. centrifugal wind wheel; 41. an air inlet; 42. an air outlet; 51. a mounting frame; 52. a heater; 211. a first conduction port; 212. a second conduction port; 221. a third conduction port; 222. a fourth conduction port; 241. and a flow channel outlet.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Referring to fig. 1 to 9, the present utility model provides a fresh air heating apparatus, comprising: the air duct type air conditioner comprises a box body 1, a cover plate 4, an air duct component 2 and a control and regulation component; the side wall of the box body 1 is provided with a vent 11 communicated with the outside; the cover plate 4 is covered on the box body 1, and an air inlet and outlet 42 communicated with the room is arranged on the cover plate 4 as shown in fig. 5; the air duct assembly 2 is arranged in the box body 1, a first air cavity 8 is formed between the lower surface of the air duct assembly 2 and the box body 1, a second air cavity 9 is formed between the upper surface of the air duct assembly 2 and the cover plate 4, an air outlet 42 and a vent 11 of an air channel 24, one end of which is communicated with the first air cavity 8 and the second air cavity 9, are defined in the air duct assembly 2, can be communicated with the other end of the air channel 24, the first air cavity 8 can be communicated with the vent 11, an air inlet 41 communicated with the indoor space is formed in the cover plate 4 and/or the side wall of the box body 1, and the second air cavity 9 is communicated with the air inlet 41; the control and regulation assembly is suitable for controlling the other end of the air flow channel 24 to be selectively communicated with the ventilation opening 11 and the air outlet 42, and controlling the first air cavity 8 to be communicated with or blocked off the ventilation opening 11 so as to realize the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode.

Referring to fig. 2 and 3, specifically explaining that the cover plate 4 covers the air duct assembly 2 in the case 1, the air duct assembly 2 is provided with an air flow channel 24, the air duct assembly 2 divides the case 1 into a first air chamber 8 and a second air chamber 9, and the first air chamber 8 and the second air chamber 9 meet at one end of the air flow channel 24; the air outlet 42 and the ventilation opening 11 can be communicated with the other end of the air flow channel 24, and the first air cavity 8 is communicated with the ventilation opening 11 so as to ensure that fresh air is introduced.

The air flow channel 24 is controlled to be selectively communicated with the ventilation opening 11 and the air outlet 42 by controlling the adjusting component so as to realize the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode. In the fresh air heating mode, the control adjusting component controls the air flow channel 24 to be communicated with the air outlet 42, the air flow channel 24 is blocked from the ventilation opening 11, at the moment, the ventilation opening 11 is communicated with the first air cavity 8, outdoor fresh air flows through the first air cavity 8 from the ventilation opening 11, indoor air enters the second air cavity 9 from the air inlet 41, and after the outdoor fresh air and the indoor air enter the air flow channel 24 together, the outdoor fresh air flows out from the air outlet 42, so that the purpose of fresh air heating is realized. When the control and regulation assembly controls the air flow passage 24 to be communicated with the ventilation opening 11, the air flow passage 24 is blocked with the air outlet 42, and then the air exhaust and ventilation mode is adopted, when the control and regulation assembly controls the air flow passage 24 to be blocked with the ventilation opening 11, the ventilation opening 11 is blocked with the first air cavity 8, and the air flow passage 24 is communicated with the air outlet 42, indoor air flows through the air flow passage 24 and is discharged from the air outlet 42, so that the indoor air heating mode is realized.

The fresh air heating device provided by the utility model provides a plurality of working modes, and when in the fresh air heating mode, fresh air heating is realized by introducing fresh air mixed indoor air, so that the air intake is increased, and meanwhile, the energy consumption is reduced; the ventilation mode is adopted, so that the oxygen content concentration in the bathroom is improved, and the comfort level is further improved.

In some embodiments of the present utility model, the other end of the air flow channel 24 is provided with a flow channel outlet 241, and the air outlet 42, the ventilation opening 11 and the first air chamber 8 meet at the flow channel outlet 241.

In some embodiments of the present utility model, the control adjusting assembly includes a first turning plate 7 and a second turning plate 6, the first turning plate 7 is rotatably disposed on the box 1, the first turning plate 7 turns over to enable the flow channel outlet 241 to be selectively communicated with the ventilation opening 11 and the air outlet 42, the second turning plate 6 is rotatably disposed on the air channel assembly 2, and the second turning plate 6 turns over to enable the first air cavity 8 to be communicated with the flow channel outlet 241 or to seal the first air cavity 8 from the flow channel outlet 241.

It can be understood that the second turning plate 6 turns over to conduct or block the first air cavity 8 and the runner outlet 241, so as to control fresh air, avoid air loss, increase fresh air and improve comfort.

It can be understood that the box 1 further comprises a wind wheel assembly 3 and a heating assembly 5, wherein the wind wheel assembly 3 is arranged in the air flow channel 24 and is positioned at the junction of the first wind cavity 8 and the second wind cavity 9; the heating element 5 is disposed between the air flow passage 24 and the air outlet 42.

Specifically, the fresh air heating device is installed and fixed on a wall, the ventilation opening 11 formed in the box body 1 is communicated with the outdoor environment, the cover plate 4 faces indoors, and the air inlet 41 and the air outlet 42 formed in the cover plate 4 are communicated with the indoor environment. The air duct component 2 is fixed in the box body 1, and the cover plate 4 is covered on the upper surface of the box body 1 to cover the air duct component 2. The cover plate 4 can prevent the air duct assembly 2 from falling on one hand and can play a role in local dust prevention on the other hand so as to prevent static electricity generated during operation of the electrical components in the box body 1 from generating adsorption effect on dust.

Referring to fig. 2 and 3, an air flow channel 24 is arranged in the air duct assembly 2, the air duct assembly 2 separates the box body 1 to form a first air cavity 8 and a second air cavity 9, the first air cavity 8 and the second air cavity 9 are intersected in the air flow channel 24, and a wind wheel assembly 3 is arranged at the intersection of the first air cavity 8, the second air cavity 9 and the air flow channel 24 so that air in the first air cavity 8 and the second air cavity 9 flows into the air flow channel 24.

The side wall of the cover plate 4 and/or the box body 1 is provided with an air inlet 41 communicated with the room, and the air inlet 41 is communicated with the second air cavity 9.

Specifically, the air inlet 41 is formed in the side wall of the cover plate 4 and/or the side wall of the box body 1, so that the efficiency of the indoor air entering the second air cavity 9 can be improved in a surrounding air inlet mode, and therefore sufficient heating is guaranteed, the efficiency is improved, and the energy consumption is reduced. The fresh air heating device provided by the utility model has various working modes, including a fresh air heating mode, a ventilation mode and an indoor air heating mode.

Referring to fig. 6 and 7, in the fresh air heating mode, the first flap 7 is turned downward, so that the flow channel outlet 241 is communicated with the air outlet 42, the flow channel outlet 241 and the ventilation opening 11 are plugged by the first flap 7, at this time, the second flap 6 is turned open, the ventilation opening 11 is communicated with the first air cavity 8, outdoor fresh air enters the first air cavity 8 from the ventilation opening 11, indoor air enters the second air cavity 9 from the air inlet 41, and under the driving of the impeller assembly, the outdoor fresh air in the first air cavity 8 and the indoor air in the second air cavity 9 are mixed into the air flow channel 24, flow through the heating assembly 5, and flow out from the air outlet 42 after being heated, so that the purpose of fresh air heating is achieved; in the fresh air heating mode, the air inlet quantity is increased, and the air inlet energy consumption is reduced; meanwhile, the mixed air can be raised to a specified temperature threshold value only by a small amount of heat, so that heating is guaranteed, energy consumption is reduced, and efficiency is improved.

Referring to fig. 8 and 9, in the ventilation mode, the first flap 7 is turned upwards, so that the flow channel outlet 241 is communicated with the ventilation opening 11, the flow channel outlet 241 and the air outlet 42 are plugged by the first flap 7, at this time, the second flap 6 is turned and closed, the ventilation opening 11 and the first air cavity 8 are plugged, indoor air enters the second air cavity 9 from the air inlet 41, and under the driving of the wind wheel assembly 3, the indoor air enters the air flow channel 24 and then flows out from the ventilation opening 11, so that the ventilation purpose is achieved;

under traditional indoor wind heating mode, first board 7 turns over downwards to make runner export 241 and air exit 42 switch on, carry out the shutoff through first board 7 between runner export 241 and the vent 11, at this moment, second board 6 turns over to be closed, and the shutoff is lived vent 11 and first wind chamber 8, and indoor air gets into in the second wind chamber 9 from air inlet 41, under impeller assembly's drive, gets into in the air runner 24, flows through heating element 5, and it is indoor to discharge from air exit 42 after the heating, realizes heating the heating to indoor wind.

The fresh air heating equipment provided by the utility model provides a plurality of working modes, and the oxygen content concentration in the bathroom can be improved by introducing fresh air or adopting a ventilation mode, so that the comfort level is improved.

Referring to fig. 1-4, in some embodiments of the utility model, a duct assembly 2 includes a first air collection plate 21, a second air collection plate 22, and a pattern plate 23 disposed between the first air collection plate 21 and the second air collection plate 22; the first air collecting plate 21, the second air collecting plate 22 and the template 23 are enclosed to form an air flow channel 24, and the first air collecting plate 21, the side wall of the box body 1 and the bottom plate of the box body 1 are enclosed to form a first air cavity 8; the second wind collecting plate 22, the side wall of the box body 1 and the cover plate 4 are enclosed to form a second wind cavity 9.

Specifically, the periphery of the first wind collecting plate 21 is in sealing connection with the lower portion of the side wall of the box body 1, and the periphery of the second wind collecting plate 22 is in sealing connection with the upper portion of the side wall of the box body 1, so that mutual interval between the first wind cavity 8 and the second wind cavity 9 is ensured, the first wind cavity 8 is used for flowing outdoor fresh air, the second wind cavity 9 is suitable for flowing indoor air, the first wind cavity 8 and the second wind cavity 9 are intersected in the air flow channel 24, and therefore indoor air and outdoor fresh air can enter the air flow channel 24. Because the amount of wind of outdoor new trend is less, consequently need carry out the hybrid heating with indoor wind and get warm, the effect of outdoor new trend is in the improvement oxygen content.

Referring to fig. 3, in some embodiments of the present utility model, a first air guide port 211 and a second air guide port 212 are provided on the first air collecting plate 21, the first air chamber 8 is communicated with one end of the air flow channel 24 through the first air guide port 211, the first air chamber 8 and the flow channel outlet 241 meet at the second air guide port 212, the second flap 6 is provided on the first air collecting plate 21 and corresponds to the position of the second air guide port 212, and the second flap 6 rotates to conduct or block the first air chamber 8 and the flow channel outlet 241.

Specifically, the first air collecting plate 21 is provided with the first air guiding opening 211 and the second air guiding opening 212, the second air guiding opening 212 and the ventilation opening 11 are intersected at the position of the flow channel outlet 241, when the second turning plate 6 is in a turning open state, outdoor fresh air flows through the flow channel outlet 241 from the ventilation opening 11 and enters the first air cavity 8, and outdoor fresh air in the first air cavity 8 enters the air flow channel 24 from the first air guiding opening 211 under the driving of the impeller assembly, and at the moment, the second turning plate 6 turns downwards to be blocked between the air flow channel 24 and the ventilation opening 11, so that the fresh air can enter the first air cavity 8.

Referring to fig. 2, in some embodiments of the present utility model, the wind wheel assembly 3 is fixedly installed on the bottom plate of the case 1, and the wind wheel assembly 3 is disposed through the first air guide opening 211 and is disposed in the air flow passage 24.

In some embodiments of the present utility model, the wind wheel assembly 3 includes a motor 31 and a centrifugal wind wheel 32 both disposed in the case 1, the motor 31 is fixed on the bottom plate of the case 1, and the driving end of the motor 31 is in driving connection with the wind wheel to drive the wind wheel to rotate.

Specifically, the wind wheel assembly 3 includes a motor 31 and a centrifugal wind wheel 32, the centrifugal wind wheel 32 is driven to rotate by the motor 31, so that the air flow rate of the first wind cavity 8 and the second wind cavity 9 at the junction of the air flow channels 24 is increased, and the pressure in the air flow channels 24 is further increased, so that the outdoor fresh air in the first wind cavity 8 and the air in the inner chamber of the second wind cavity 9 flow into the air flow channels 24. Providing the driving force for the air flow. The motor 31 is fixed on the bottom plate of the box body 1, the centrifugal wind wheel 32 is connected to the output end of the motor 31 in a transmission way, and the centrifugal wind wheel 32 is driven to rotate through the motor 31.

Referring to fig. 4, in some embodiments of the present utility model, the second wind collecting plate 22 is provided with a third diversion port 221 and a fourth diversion port 222, the third diversion port 221 and the first diversion port 211 are opposite, the fourth diversion port 222 and the second diversion port 212 are opposite, the second air chamber 9 is communicated with one end of the air flow channel 24 through the third diversion port 221, the air outlet 42 and the flow channel outlet 241 meet at the fourth diversion port 222, the first turning plate 7 is rotatably connected to the box 1, and the first turning plate 7 is turned over and covered on the second diversion port 212 or the fourth diversion port 222, so that the flow channel outlet 241 is selectively communicated with the ventilation opening 11 and the air outlet 42.

Specifically, the third air guide opening 221 provided on the second air collecting plate 22 is opposite to the first air guide opening 211 designed on the first air collecting plate 21, and specifically, the first air guide opening 211 and the third air guide opening 221 are circular holes, that is, the first air guide opening 211 and the third air guide opening 221 are coaxially arranged, and at this time, by driving of the impeller assembly, the outdoor fresh air of the first air chamber 8 and the indoor air of the second air chamber 9 can flow into the air flow channel 24 at a uniform speed.

It can be understood that the second diversion port 212 and the fourth diversion port 222 are square holes, the projections of the second diversion port 212 and the fourth diversion port 222 are consistent, when the first turning plate 7 is covered on the second diversion port 212, the first turning plate 7 isolates the ventilation opening 11 from the air flow channel 24, the air flow channel 24 is communicated with the air outlet 42 through the fourth diversion port 222, when the first turning plate 7 is covered on the fourth diversion port 222, the first turning plate 7 isolates the air outlet 42 from the air flow channel 24, and the air flow channel 24 is communicated with the ventilation opening.

The third diversion port 221 and the first diversion port 211 are arranged relatively, so that the loss of the air intake can be avoided, the air intake is increased, and the comfort level is improved. The third diversion port 221 and the first diversion port 211 are round holes, and the hole wall of the first diversion port 211 of the third diversion port 221 is an arc surface turned over towards the air flow channel 24 so as to improve the smoothness of fresh air and indoor air flowing into the air flow channel 24.

In some embodiments of the utility model, the outer circumferences of the first flap 7 and the second flap 6 are provided with sealing sleeves.

Specifically, the sealing sleeve is made of rubber or silica gel, the sealing sleeve is elastic, and when the first turning plate 7 turns downwards to be closed, the sealing sleeve is abutted with the bottom of the box body 1 at the moment, so that the first air cavity 8 is isolated from the ventilation opening 11; when the second turning plate 6 is covered on the second flow guide opening 212, the sealing sleeve is abutted against the first air collecting plate 21, and when the second cover plate 4 is covered on the fourth flow guide opening 222, the sealing sleeve is abutted against the second air collecting plate 22, and the sealing sleeve has elasticity, so that the air tightness can be ensured under the action of contact friction force, and the leakage of air flow is avoided.

In some embodiments of the present utility model, the heating assembly 5 includes a mounting frame and a heater 52 disposed in the mounting frame, the mounting frame is fixedly mounted on the fourth flow guiding port 222, and the mounting frame is hermetically connected to the cover plate 4, and the air in the air flow channel 24 flows through the flow channel outlet 241 and the fourth flow guiding port 222, and is discharged from the air outlet 42 after being heated by the heater 52.

It will be appreciated that the purpose of the fresh air heating apparatus is to raise the temperature in the bathroom while ensuring sufficient oxygen content concentration, the raising of the oxygen content concentration can be achieved by introducing fresh air, the raising of the temperature requires the provision of the heating assembly 5 in the air outlet 42, in some embodiments of the present utility model, the heating assembly 5 comprises a mounting frame and the heater 52, the mounting frame is fixedly mounted on the fourth air guide 222, the heater 52 is provided in the mounting frame, in the fresh air heating mode, the heater 52 is turned on at this time, and the outdoor fresh air and indoor air flow into the air flow channel 24 under the driving of the wind wheel assembly 3, and then are discharged from the air outlet 42 after being heated in the heater 52 in the process of passing through the fourth air guide 222, thereby achieving the heating purpose.

In some embodiments of the present utility model, the box further comprises a first driving member and a second driving member, wherein the first driving member and the second driving member are disposed in the box 1, the driving end of the first driving member is in transmission connection with the first turning plate 7 to drive the first turning plate 7 to rotate, and the driving end of the second driving member is in transmission connection with the second turning plate 6 to drive the second turning plate 6 to rotate.

The concrete explanation, first driving piece and second driving piece all set up in box 1, and first driving piece drives first board 7 and turns over, and the second driving piece drives second board 6 and rotate, still is equipped with the position sensor that is used for detecting first board 7 and second board 6 position parameter in box 1, and the controller is connected with first driving piece, second driving piece and position sensor communication, starts and closes through control first driving piece and second driving piece, and then adjusts the position that first board 7 and second board 6 was turned over to realize the regulation of multiple mode. In some embodiments of the utility model, the two modes of fresh air heating and ventilation are adjusted by turning the first turning plate 7 and the second turning plate 6, and the fresh air is introduced and the indoor air is discharged by one ventilation opening 11, so that the structure is simplified, the arrangement of various pipelines is avoided, and the cost is reduced.

It will be appreciated that an exhaust fan may be added to the exhaust port 42 to increase the airflow rate.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. Fresh air heating equipment, characterized by, include:

a ventilation opening (11) communicated with the outside is formed in the side wall of the box body (1);

the cover plate (4) is covered on the box body (1), and an air outlet (42) communicated with the room is arranged on the cover plate (4);

the air duct assembly (2) is arranged in the box body (1), a first air cavity (8) is formed between the lower surface of the air duct assembly (2) and the box body (1), a second air cavity (9) is formed between the upper surface of the air duct assembly (2) and the cover plate (4), an air flow channel (24) with one end communicated with the first air cavity (8) and the second air cavity (9) is defined in the air duct assembly (2), an air outlet (42) and an air vent (11) can be communicated with the other end of the air flow channel (24), the first air cavity (8) can be communicated with the air vent (11), an air inlet (41) communicated with an indoor space is formed in the side wall of the cover plate (4) and/or the box body (1), and the second air cavity (9) is communicated with the air inlet (41);

the control and regulation assembly is suitable for controlling the other end of the air flow channel (24) to be selectively communicated with the ventilation opening (11) and the air outlet (42), and controlling the first air cavity (8) to be communicated with or blocked off the ventilation opening (11) so as to realize the switching among a fresh air heating mode, an indoor air heating mode and a ventilation mode.

2. Fresh air heating installation according to claim 1, characterized in that the other end of the air flow channel (24) is provided with a flow channel outlet (241), and the air outlet (42), the ventilation opening (11) and the first air chamber (8) meet at the flow channel outlet (241).

3. Fresh air heating equipment according to claim 2, characterized in that the control and regulation assembly comprises a first turning plate (7) and a second turning plate (6), the first turning plate (7) is rotationally arranged on the box body (1), the first turning plate (7) turns over to enable the runner outlet (241) to be alternatively communicated with the ventilation opening (11) and the air outlet (42), the second turning plate (6) is rotationally arranged on the air duct assembly (2), and the second turning plate (6) turns over to conduct the first air cavity (8) and the runner outlet (241) or to seal the first air cavity (8) and the runner outlet (241).

4. A fresh air heating installation according to claim 3, characterized in that the outer circumferences of the first flap (7) and the second flap (6) are provided with sealing sleeves.

5. Fresh air heating installation according to claim 3 or 4, characterized in that the air duct assembly (2) comprises a first air deflector (21), a second air deflector (22) and a shaping plate (23) arranged between the first air deflector (21) and the second air deflector (22); the first air collecting plate (21), the second air collecting plate (22) and the template (23) are enclosed to form the air flow channel (24), and the first air collecting plate (21), the side wall of the box body (1) and the bottom plate of the box body (1) are enclosed to form the first air cavity (8); the second wind collecting plate (22), the side wall of the box body (1) and the cover plate (4) are enclosed to form a second wind cavity (9).

6. Fresh air heating installation according to claim 5, characterized in that the first air collecting plate (21) is provided with a first flow guide opening (211) and a second flow guide opening (212), the first air cavity (8) is communicated with one end of the air flow channel (24) through the first flow guide opening (211), the first air cavity (8) and the flow channel outlet (241) meet at the second flow guide opening (212), the second turning plate (6) is arranged on the first air collecting plate (21) and corresponds to the position of the second flow guide opening (212), and the second turning plate (6) turns over to conduct the first air cavity (8) and the flow channel outlet (241), or to seal the first air cavity (8) and the flow channel outlet (241).

7. The fresh air heating device according to claim 6, wherein the second air collecting plate (22) is provided with a third diversion port (221) and a fourth diversion port (222), the second air cavity (9) is communicated with one end of the air flow channel (24) through the third diversion port (221), the air outlet (42) and the flow channel outlet (241) are intersected with the fourth diversion port (222), the first turning plate (7) is rotatably connected to the box body (1), and the first turning plate (7) is turned over and covered on the second diversion port (212) or the fourth diversion port (222), so that the flow channel outlet (241) is selectively communicated with the air vent (11) and the air outlet (42).

8. The fresh air heating appliance according to claim 7, wherein the third conduction port (221) and the first conduction port (211) are disposed opposite to each other, and the fourth conduction port (222) and the second conduction port (212) are disposed opposite to each other.

9. Fresh air heating installation according to claim 7, characterized in that the third diversion port (221) and the first diversion port (211) are round holes, and the walls of the third diversion port (221) and the first diversion port (211) are arc surfaces turned over towards the air flow channel (24).

10. Fresh air heating installation according to claim 7, further comprising a wind wheel assembly (3), wherein the wind wheel assembly (3) is fixedly mounted on the bottom plate of the box body (1), and the wind wheel assembly (3) penetrates through the first diversion port (211) and is arranged in the air flow channel (24).

11. Fresh air heating installation according to claim 10, characterized in that the wind wheel assembly (3) comprises a motor (31) and a centrifugal wind wheel (32) which are both arranged in the box body (1), the motor (31) is fixed on the bottom plate of the box body (1), and the driving end of the motor (31) is in transmission connection with the wind wheel so as to drive the wind wheel to rotate.

12. Fresh air heating installation according to claim 11, further comprising a heating assembly (5) arranged between the air flow channel (24) and the air outlet (42), the heating assembly (5) being adapted to heat air flowing from the air flow channel (24) to the air outlet (42).

13. Fresh air heating installation according to claim 12, characterized in that the heating assembly (5) comprises a mounting frame and a heater (52) arranged in the mounting frame, the mounting frame is fixedly arranged on the fourth diversion port (222), the mounting frame is in sealing connection with the cover plate (4), the air in the air flow channel (24) flows through the flow channel outlet (241) and the fourth diversion port (222), and is discharged from the air outlet (42) after being heated by the heater (52).

14. The fresh air heating device according to claim 3 or 4, further comprising a first driving part and a second driving part, wherein the first driving part and the second driving part are arranged in the box body (1), the driving end of the first driving part is in transmission connection with the first turning plate (7) to drive the first turning plate (7) to rotate, and the driving end of the second driving part is in transmission connection with the second turning plate (6) to drive the second turning plate (6) to rotate.