CN217785278U - Heating device - Google Patents

Abstract

The utility model relates to a room heater technical field, concretely relates to room heater. The warmer includes: the volute structure is communicated with the at least two warm air inlets along a first direction; one end of the volute structure along the second direction is communicated with the scavenging port; the inner wall of the volute structure surrounds to form a volute inner cavity; the rotary air door structure is provided with a first state for communicating the inner cavity of the volute with the warm air port and a second state for communicating the inner cavity of the volute with the ventilation port. The utility model provides a heater, through linking together spiral case structure and at least two warm braw mouths to realize single motor two air-out heating, enlarge the air supply scope, realize single fan high-power heating; through setting up rotatory air door structure for rotatory air door structure is in first state with switch between the second state, when realizing single two air-out heating of motor, guaranteed the function of taking a breath of room heater.

Description

Heating device

Technical Field

The utility model relates to a room heater technical field, concretely relates to room heater.

Background

The existing heater in the form of a single wind wheel motor generally adopts a single heater, single air outlet, single-layer ventilation, low heating power, narrow air supply range, small ventilation volume and incapability of realizing high-power heating. Some heaters realize double-air-out heating by adopting a mode of driving double wind wheels by double motors, but the mode of driving the double wind wheels by the double motors improves the heating power, increases the volume of a heater box body and reduces the heating efficiency of the heaters.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the unable defect that realizes high-power heating of room heater of single wind wheel motor form in the prior art to a room heater that can realize high-power heating under single wind wheel motor drive is provided.

In order to solve the technical problem, the utility model provides a warmer, include:

the volute structure is arranged in the box body; the volute structure is communicated with at least two warm air ports along a first direction; one end of the volute structure along the second direction is communicated with the scavenging port; the inner wall of the volute structure surrounds to form a volute inner cavity;

the rotary air door structure is rotatably arranged in the inner cavity of the volute; the rotary air door structure has a first state that the inner cavity of the volute is communicated with the warm air opening and a second state that the inner cavity of the volute is communicated with the ventilation opening.

Optionally, the heater includes a first heater vent and a second heater vent; the first warm air port and the second warm air port are arranged on the side peripheral wall of the box body along the first direction.

Optionally, when the rotary damper structure is in the first state, the rotary damper structure communicates the volute inner cavity with the first warm air port and the second warm air port simultaneously.

Optionally, the volute structure comprises a volute bottom wall; the warmer also comprises a second ventilation air channel, and the second ventilation air channel and the volute inner cavity are respectively arranged on two opposite sides of the volute bottom wall; the second ventilation air duct is suitable for communicating the inner cavity of the volute with the ventilation port.

Optionally, the rotary damper structure includes a first damper, a second damper and a base;

the first air door and the second air door are arranged at intervals along the periphery of the outer peripheral wall of the base;

the first air door and the second air door are suitable for being driven by the base to rotate relative to the inner wall of the volute structure.

Optionally, the heater further comprises a driving assembly, wherein the driving assembly comprises a gear ring, a gear and a first motor;

the gear ring is coaxially arranged with the base and is suitable for driving the base to rotate;

the gear is meshed with the gear ring and is suitable for driving the gear ring to rotate under the driving of the first motor.

Optionally, the heater further includes a pulley, and the pulley is connected to the bottom wall of the volute;

the base is provided with a sliding rail along a third direction; the slide rail is suitable for with the pulley cooperatees to carry on spacingly to the rotation air door structure.

Optionally, a boss is arranged at one end of the first air door and/or the second air door, which is opposite to the base;

the warmer also comprises a cover body, and a sliding groove corresponding to the boss is arranged on the cover body; the spout be suitable for with the boss cooperatees to carry on spacingly to the rotation air door structure.

Optionally, the warmer further comprises a wind power assembly, wherein the wind power assembly comprises a wind wheel and a second motor; the wind wheel is rotatably arranged in the inner cavity of the volute; the wind wheel is suitable for being driven to rotate by the second motor.

Optionally, the warmer further comprises a heating assembly, the heating assembly comprising:

the first heating element is arranged between the inner cavity of the volute and the first warm air port and is suitable for heating air flow flowing to the first warm air port;

the second heating member sets up between spiral case inner chamber and second warm braw opening, is suitable for and heats the air current that flows to second warm braw opening.

The utility model discloses technical scheme has following advantage:

1. in the warmer provided by the utility model, the volute structure is communicated with at least two warm air inlets along the first direction; one end of the volute structure along the second direction is communicated with the scavenging port; the rotary air door structure is rotatably arranged in the inner cavity of the volute; the rotary air door structure is provided with a first state for communicating the inner cavity of the volute with the warm air port and a second state for communicating the inner cavity of the volute with the ventilation port; the volute structure is communicated with at least two warm air ports, so that single-motor double-air-out heating is realized, the air supply range is expanded, and single-fan high-power heating is realized; through setting up rotatory air door structure for rotatory air door structure is in the first state with switch between the second state, when realizing the two air-out heating of single motor, guaranteed the function of taking a breath of room heater has strengthened the user experience of room heater.

2. The utility model provides a warmer, which is provided with a second ventilation air channel, wherein the second ventilation air channel and the volute inner cavity are respectively arranged at two opposite sides of the volute bottom wall; the second ventilation air duct is suitable for communicating the inner cavity of the volute with the ventilation port; when the rotary air door structure is in the second state, the rotary air door structure communicates the inner cavity of the volute with the air exchange port, so that a first air exchange air duct is formed, and a part of air flow flows to the air exchange port through the first air exchange air duct; meanwhile, the other part of air flows to the air exchange port through the second air exchange air channel, so that double-layer air exchange is realized while double heating of a single fan is realized, the air exchange amount is increased, and the indoor air quality is further ensured.

3. The utility model provides a warmer, the rotary air door structure comprises a first air door, a second air door and a base; the first air door and the second air door are arranged at intervals along the periphery of the outer peripheral wall of the base, and a first through hole and a second through hole are formed between the first air door and the second air door; the first air door and the second air door are suitable for rotating relative to the inner wall of the volute structure under the driving of the base; the first air door and the second air door rotate through the inner peripheral wall relative to the volute structure, so that the rotary air door structure is switched between the first state and the second state, switching between a double-air-out heating mode and a ventilation mode is achieved, and user experience of the heater is enhanced.

4. The utility model provides a warmer, which is also provided with a driving component, wherein the driving component comprises a gear ring, a gear and a first motor; the gear ring is coaxially arranged with the base and is suitable for driving the base to rotate; the gear is meshed with the gear ring and is suitable for driving the gear ring to rotate under the driving of a first motor; through first motor drive gear for gear drive ring gear to make the ring gear drive the base rotation of rotatory air door structure, thereby realize that rotatory air door structure is in the first state with automatic switch-over between the second state has strengthened the stationarity that the room heater switched over between two air-out heating modes and the mode of taking a breath.

5. The utility model provides a warmer, which also comprises a pulley, wherein the pulley is connected with the bottom wall of the volute; the base is provided with a sliding rail along a third direction; the sliding rail is suitable for being matched with the pulley so as to limit the rotary air door structure; through the arrangement of the pulley and the slide rail, the base rotates within the arc length range limited by the slide rail, so that the dislocation and/or the offside of the rotary air door structure in the process of switching between the first state and the second state are prevented; when the rotary air door structure is switched to a first state, the first limiting end of the sliding rail is abutted with the pulley, and when the rotary air door structure is switched to a second state, the second limiting end of the sliding rail is abutted with the pulley, so that the accuracy of the relative position of the rotary air door structure in the first state and/or the second state is improved.

6. The utility model provides a warmer, which also comprises a heating component, wherein the heating component comprises a first heating element and a second heating element; by arranging the heating assembly, when the rotary air door structure is in a first state, a part of air flow in the inner cavity of the volute flows to the first heating element through one of the openings of the rotary air door structure along a first direction, and is guided to the outside of the warmer by the first warm air opening after being heated by the first heating element; and the other part of air flow in the volute inner cavity passes through the other opening of the rotary air door structure along the first direction and flows to the second heating element, and the air flow is guided to the outside of the heater through the second warm air opening after being heated by the second heating element, so that double-outlet heating under the condition of a single fan is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the warmer of the present invention;

fig. 2 is a schematic view of the internal structure of the warmer of the present invention in a first state;

FIG. 3 is a schematic view of the internal structure of the warmer of the present invention in a second state;

FIG. 4 is a schematic structural view of the second ventilation duct of the heater relative to the bottom wall of the volute;

fig. 5 is a schematic view of the internal structure of the warmer after the wind wheel is hidden in the second state;

FIG. 6 is an enlarged view at A in FIG. 5;

fig. 7 is a schematic top view of the warmer of the present invention in the second state;

FIG. 8 is a schematic view of the assembly structure of the rotary air door structure and the gear ring of the warmer of the present invention;

FIG. 9 is a schematic view of the overall structure of the cover of the warmer of the present invention;

fig. 10 is a schematic view of the whole structure of the heater when the heater is installed by the suspension rod.

Description of reference numerals:

1. a box body; 10. a warm air port; 11. a first warm air port; 12. a second warm air port; 13. a ventilation port; 2. a volute structure; 21. a volute bottom wall; 3. rotating the damper structure; 300. a boss; 31. a first damper; 32. a second damper; 33. a base; 4. a drive assembly; 41. a first motor; 42. a ring gear; 43. a gear; 51. a pulley; 52. a slide rail; 6. a cover body; 60. a chute; 61. a connecting member; 62. a boom; 7. a second ventilation air duct; 8. a wind power assembly; 81. a second motor; 82. a wind wheel; 9. a heating assembly; 91. a first heating member; 92. a second heating member.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 10, the heater provided in this embodiment includes:

the volute structure 2 is arranged in the box body 1; the volute structure 2 is communicated with at least two warm air inlets 10 along a first direction; one end of the volute structure 2 along the second direction is communicated with the air exchange port 13; the inner wall of the volute structure 2 surrounds to form a volute inner cavity;

the rotary air door structure 3 is rotatably arranged in the inner cavity of the volute; the rotary damper structure 3 has a first state in which the volute chamber communicates with the warm air port 10, and a second state in which the volute chamber communicates with the scavenging port 13.

It should be noted that the first direction refers to a direction indicated by an arrow "Y" in fig. 2; the second direction refers to a direction indicated by an arrow "X" in fig. 2; the third direction is the direction indicated by arrow "Z" in fig. 2; the warmer can be provided with air inlet openings, can also be provided with crack air inlet openings, and can also be simultaneously provided with air inlet openings and crack air inlet openings, so that the air flow circulation inside and outside the warmer is realized, and the adjustment can be carried out according to the actual use condition, and is not limited to the condition in the embodiment; the second ventilation air duct 7 and the ventilation port 13 can be always communicated, the on-off state between the second ventilation air duct 7 and the ventilation port 13 can also be controlled by the rotary damper structure 3, when the rotary damper structure 3 is in the second state, the second ventilation air duct 7 is communicated with the ventilation port 13, and the adjustment can be performed according to the actual use condition, which is not limited to the condition described in the embodiment.

Optionally, the heater further includes an air inlet, the air inlet is disposed on a side of the box body 1 opposite to the ventilation port 13 along the second direction, and the air inlet is adapted to communicate with the inner cavity of the volute, so that the air flow outside the heater can enter the inner cavity of the volute through the air inlet, and further, the air flow circulation inside and outside the heater is realized.

Optionally, the number of the warm air inlets 10 is two, and the two warm air inlets 10 are respectively arranged on two sides of the box body 1 along the first direction; the warm air opening 10 is adapted to communicate the inner chamber of the volute with the outside of the casing 1.

Optionally, when the rotary damper structure 3 is in the first state, the rotary damper structure 3 connects the volute inner cavity to the two warm air ports 10 at the same time.

Specifically, the warmer comprises a first warm air port 11 and a second warm air port 12; the first warm air vent 11 and the second warm air vent 12 are opened in the first direction in the side peripheral wall of the case 1.

Optionally, the first warm air through opening 11 is arranged on one side of the box body 1 along the first direction, and the second warm air through opening 12 is arranged on the other side of the box body 1 along the first direction; one end of the first warm air port 11 is communicated with the inner cavity of the volute, the other end of the first warm air port is communicated with the outside of the heater, and the first warm air port 11 is suitable for guiding the airflow in the inner cavity of the volute to one side of the outside of the heater along a first direction; one end of the second warm air port 12 is communicated with the inner cavity of the volute, the other end of the second warm air port is communicated with the outside of the heater, and the second warm air port 12 is suitable for guiding and sending airflow in the inner cavity of the volute to the other side of the outside of the heater along the first direction, so that bidirectional air outlet heating is achieved.

Specifically, when the rotary damper structure 3 is in the first state, the rotary damper structure 3 communicates the volute cavity with the first warm air port 11 and the second warm air port 12 at the same time.

Optionally, when the rotary damper structure 3 is in the first state, a part of the airflow in the volute inner cavity flows to the first warm air port 11 through one of the ports of the rotary damper structure 3 in a first direction; and the other part of air flow in the inner cavity of the volute flows to the second warm air port 12 through the other port of the rotary air door structure 3 along the first direction, so that double-outlet heating under the condition of a single fan is realized.

Referring to fig. 2, in the present embodiment, the volute structure 2 is communicated with at least two warm air inlets 10 along a first direction; one end of the volute structure 2 along the second direction is communicated with the air exchange port 13; the rotary air door structure 3 is rotatably arranged in the inner cavity of the volute; the rotary air door structure 3 has a first state of communicating the volute inner cavity with the warm air port 10 and a second state of communicating the volute inner cavity with the scavenging port 13; the volute structure 2 is communicated with at least two warm air inlets 10, so that single-motor double-air-outlet heating is realized, the air supply range is expanded, and single-fan high-power heating is realized; through setting up rotatory air door structure 3 for rotatory air door structure 3 is in the first state with switch between the second state, when realizing the two air-out heating of single motor, guaranteed the function of taking a breath of room heater has strengthened the user experience of room heater.

In particular, the volute structure 2 comprises a volute bottom wall 21; the warmer further comprises a second ventilation air duct 7, and the second ventilation air duct 7 and the volute inner cavity are respectively arranged on two opposite sides of the volute bottom wall 21; the second ventilation air duct 7 is adapted to communicate the volute chamber with the ventilation opening 13.

Optionally, the volute bottom wall 21 is disposed at the bottom of the volute structure 2 along a third direction.

Optionally, the second ventilation air duct 7 and the volute inner cavity are respectively disposed on two opposite sides of the volute bottom wall 21 along a third direction.

In the present embodiment, as shown in fig. 3, when the rotary damper structure 3 is in the second state, the rotary damper structure 3 connects the volute cavity with the ventilation port 13 to form a first ventilation air duct, and at this time, the external air flow enters the volute cavity through the air inlet and then flows to the ventilation port 13 through two ports of the rotary damper structure 3, so as to achieve the ventilation function.

With reference to fig. 4, in this embodiment, the heater further includes a second ventilation air duct 7, and the second ventilation air duct 7 is disposed on a side of the volute bottom wall 21, which faces away from the volute cavity, along a third direction; the second ventilation air duct 7 is independently arranged relative to the volute inner cavity; the second ventilation air duct 7 is adapted to communicate the volute chamber with the ventilation opening 13.

Optionally, when the rotary damper structure 3 is in the second state, the second ventilation air duct 7 communicates the volute inner cavity with the ventilation port 13, so as to realize a ventilation function.

In this embodiment, the heater is provided with a second ventilation air duct 7, and the second ventilation air duct 7 and the volute inner cavity are respectively arranged on two opposite sides of the volute bottom wall 21; the second ventilation air duct 7 is suitable for communicating the inner cavity of the volute with the ventilation opening 13; when the rotary air door structure 3 is in the second state, the rotary air door structure 3 connects the volute inner cavity with the air exchanging port 13, so as to form a first air exchanging air channel, and a part of air flow flows to the air exchanging port 13 through the first air exchanging air channel; meanwhile, the other part of air flows to the air exchanging port 13 through the second air exchanging air duct 7, so that double-layer air exchange is realized while double heating of a single fan is realized, the air exchanging amount is increased, and the indoor air quality is further ensured.

Specifically, the rotary damper structure 3 includes a first damper 31, a second damper 32, and a base 33;

the first damper 31 and the second damper 32 are arranged at intervals along the circumference of the outer peripheral wall of the base 33;

the first damper 31 and the second damper 32 are adapted to rotate relative to the inner wall of the volute structure 2 under the driving of the base 33.

Optionally, the outer peripheral walls of the first damper 31 and the second damper 32 are smoothly connected with the inner peripheral wall of the volute structure 2.

Optionally, the shape structure of first air door 31 with second air door 32 corresponds the setting with the structure of spiral case inner chamber, first air door 31 with second air door 32 adopts the design of gradually bursting at the seams, has avoided the local air current disorder in the spiral case inner chamber, has reduced the loss of the amount of wind.

Optionally, the first damper 31 and the second damper 32 are arranged along the periphery of the outer peripheral wall of the base 33 at intervals, and a first through hole and a second through hole are formed between the first damper 31 and the second damper 32.

Optionally, when the rotary damper structure 3 is in the first state, any one of the first damper 31 and the second damper 32 separates the volute inner cavity from the ventilation port 13, one end of the volute inner cavity is communicated with the first warm air port 11 through the first port, and the other end of the volute inner cavity is communicated with the second warm air port 12 through the second port, so that double outlet air heating is realized.

Optionally, when the rotary damper structure 3 is in the second state, the first damper 31 separates the volute inner cavity from the first warm air port 11, the second damper 32 separates the volute inner cavity from the second warm air port 12, and the volute inner cavity communicates with the ventilation port 13 through any one of the first port and the second port, so as to implement a ventilation function.

Referring to fig. 8, in the present embodiment, the rotary damper structure 3 includes a first damper 31, a second damper 32, and a base 33; the first air door 31 and the second air door 32 are arranged at intervals along the periphery of the outer peripheral wall of the base 33, and a first through hole and a second through hole are formed between the first air door 31 and the second air door 32; the first damper 31 and the second damper 32 are suitable for rotating relative to the inner wall of the volute structure 2 under the driving of the base 33; first air door 31 with second air door 32 rotates through the internal perisporium relative volute structure 2 to the realization rotatory air door structure 3 is in first state with switch between the second state, and then realize the switch between two air-out heating modes and the mode of taking a breath, strengthened the user experience of room heater.

In particular, the warmer also comprises a drive assembly 4, the drive assembly 4 comprising a ring gear 42, a gear 43 and a first motor 41;

the gear ring 42 is coaxially arranged with the base 33, and the gear ring 42 is suitable for driving the base 33 to rotate;

the gear 43 is engaged with the ring gear 42, and the gear 43 is suitable for driving the ring gear 42 to rotate under the driving of the first motor 41.

Optionally, the gear ring 42 is coaxially disposed with the base 33, and the gear ring 42 is fixedly connected with the base 33.

Alternatively, the gear 43 is disposed coaxially with the output shaft of the first motor 41, and the axis of the gear 43 is parallel to the third direction.

Through the arrangement of the gear 43 and the gear ring 42 in meshed transmission, the gear 43 is driven by the first motor 41 to drive the gear ring 42 to rotate, so that the gear ring 42 drives the base 33 to rotate, and therefore the rotating air door structure 3 is smoothly switched between the first state and the second state.

Optionally, when the first motor 41 drives the gear 43 to rotate forward, the gear 43 drives the gear ring 42 to rotate forward, so that the gear ring 42 drives the base 33 to rotate forward, thereby switching the rotary damper structure 3 from the first state to the second state; when the first motor 41 drives the gear 43 to rotate reversely, the gear 43 drives the gear ring 42 to rotate reversely, so that the gear ring 42 drives the base 33 to rotate reversely, and the rotary damper structure 3 is switched from the second state to the first state.

Referring to fig. 6, in the present embodiment, the warmer is further provided with a driving assembly 4, where the driving assembly 4 includes a gear ring 42, a gear 43 and a first motor 41; the gear ring 42 is arranged coaxially with the base 33, and the gear ring 42 is suitable for driving the base 33 to rotate; the gear 43 is meshed with the gear ring 42, and the gear 43 is suitable for driving the gear ring 42 to rotate under the driving of the first motor 41; the gear 43 is driven by the first motor 41, so that the gear 43 drives the gear ring 42, and the gear ring 42 drives the base 33 of the rotary air door structure 3 to rotate, thereby realizing the automatic switching of the rotary air door structure 3 between the first state and the second state, and enhancing the smoothness of the switching of the warmer between the double-outlet warming mode and the ventilation mode.

Specifically, the warmer further comprises a pulley 51, wherein the pulley 51 is connected with the volute bottom wall 21;

the base 33 is provided with a slide rail 52 along a third direction; the slide rail 52 is adapted to cooperate with the pulley 51 to limit the position of the rotary damper arrangement 3.

Alternatively, the axis of the pulley 51 is parallel to the third direction, and one end of the pulley shaft 51 in the third direction is fixedly connected to the volute bottom wall 21.

Optionally, the base 33 is provided with a sliding rail 52 with a preset arc length along a third direction; the slide rail 52 is adapted to be slidably and/or rollably connected to the pulley 51.

Optionally, the slide rail 52 includes a first limit end and a second limit end; when the rotary air door structure 3 is switched to the first state, the first limit end of the slide rail 52 is abutted with the pulley 51, so that the relative position of the rotary air door structure 3 relative to the hot air opening 10 is limited; when the rotary damper structure 3 is switched to the second state, the second limit end of the slide rail 52 abuts against the pulley 51, so as to limit the relative position of the rotary damper structure 3 with respect to the ventilation opening 13.

Referring to fig. 5 and 6, in the present embodiment, the heater further includes a pulley 51, and the pulley 51 is connected to the volute bottom wall 21; the base 33 is provided with a slide rail 52 along a third direction; the sliding rail 52 is adapted to cooperate with the pulley 51 to limit the rotary damper structure 3; by arranging the pulley 51 and the slide rail 52, the base 33 is enabled to rotate within the arc length range defined by the slide rail 52, so as to prevent the dislocation and/or the dislocation of the rotary air door structure 3 in the process of switching between the first state and the second state; when the rotary air door structure 3 is switched to the first state, the first limit end of the slide rail 52 is abutted against the pulley 51, and when the rotary air door structure 3 is switched to the second state, the second limit end of the slide rail 52 is abutted against the pulley 51, so that the accuracy of the relative position of the rotary air door structure 3 in the first state and/or the second state is improved.

Specifically, a boss 300 is arranged at one end of the first damper 31 and/or the second damper 32 opposite to the base 33;

the warmer further comprises a cover body 6, and a sliding groove 60 corresponding to the boss 300 is arranged on the cover body 6; the chute 60 is adapted to cooperate with the boss 300 to limit the rotation damper structure 3.

Optionally, the cover 6 is disposed on one side of the box 1 along a third direction, and the cover 6 is fixedly connected to the box 1.

Optionally, the warmer further comprises a connecting piece 61 and a hanging rod 62; when the warmer is mounted in a hanging manner, one end of the hanger rod 62 along the third direction is connected with the top wall of the bathroom, and the other end is connected with the connecting piece 61; the connecting piece 61 is fixedly connected with the cover body 6, so that the suspension installation of the warmer is realized.

Referring to fig. 8 and 9, in this embodiment, a boss 300 is disposed at an end of the first damper 31 and/or the second damper 32 opposite to the base 33; the cover body 6 is provided with a sliding groove 60 corresponding to the boss 300; during the rotation of the rotary damper structure 3, the boss 300 is adapted to rotate in the sliding groove 60 to limit the rotary damper structure 3, so as to ensure that the rotary damper structure 3 is stably switched between the first state and the second state.

Specifically, the warmer further comprises a wind power assembly 8, wherein the wind power assembly 8 comprises a wind wheel 82 and a second motor 81; the wind wheel 82 is rotatably arranged in the inner cavity of the volute; the wind wheel 82 is adapted to rotate under the driving of the second motor 81.

Optionally, the second motor 81 is fixedly connected to one side of the volute bottom wall 21 along the third direction, and an axis of an output shaft of the second motor 81 coincides with an axis of the base 33; the wind wheel 82 is arranged coaxially with the output shaft of the second motor 81, and the wind wheel 82 is suitable for being driven by the second motor 81 to rotate so as to provide power for the airflow flowing circulation in the inner cavity of the volute.

Specifically, the warmer further comprises a heating assembly 9, the heating assembly 9 comprising:

a first heating member 91 disposed between the volute cavity and the first warm air port 11 and adapted to heat the air flowing to the first warm air port 11;

and the second heating element 92 is arranged between the inner cavity of the volute and the second warm air port 12 and is suitable for heating the air flow flowing to the second warm air port 12.

In this embodiment, the warmer further comprises a heating assembly 9, wherein the heating assembly 9 comprises a first heating element 91 and a second heating element 92; by arranging the heating assembly 9, when the rotary air door structure 3 is in the first state, a part of air flow in the inner cavity of the volute flows to the first heating element 91 through one of the openings of the rotary air door structure 3 along the first direction, and is guided to the outside of the warmer by the first warm air opening 11 after being heated by the first heating element 91; another part of the air flow in the volute inner cavity flows to the second heating element 92 through another opening of the rotary air door structure 3 along the first direction, and is guided to the outside of the heater through the second heating element 92 after being heated by the second heating element 92, so that double-outlet heating under the condition of a single fan is realized.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (10)

1. A warmer, comprising:

the volute structure (2) is arranged in the box body (1); the volute structure (2) is communicated with at least two warm air inlets (10) along a first direction; one end of the volute structure (2) along the second direction is communicated with the scavenging port (13); the inner wall of the volute structure (2) surrounds to form a volute inner cavity;

the rotary air door structure (3) is rotatably arranged in the inner cavity of the volute; the rotary damper structure (3) has a first state in which the volute inner chamber is in communication with the warm air port (10), and a second state in which the volute inner chamber is in communication with the ventilation port (13).

2. The warmer according to claim 1, characterized in that it comprises a first warm air port (11) and a second warm air port (12); the first warm air port (11) and the second warm air port (12) are arranged on the side peripheral wall of the box body (1) along the first direction.

3. The warmer according to claim 2, wherein, when the rotary damper structure (3) is in the first state, the rotary damper structure (3) communicates the volute chamber with both the first warm air port (11) and the second warm air port (12).

4. The warmer according to claim 1, wherein the volute structure (2) comprises a volute bottom wall (21); the warmer further comprises a second ventilation air duct (7), wherein the second ventilation air duct (7) and the volute inner cavity are respectively arranged on two opposite sides of the volute bottom wall (21); the second ventilation air duct (7) is suitable for communicating the inner cavity of the volute with the ventilation opening (13).

5. The warmer according to claim 1, wherein the rotary shutter structure (3) comprises a first shutter (31), a second shutter (32) and a seat (33);

the first air door (31) and the second air door (32) are arranged at intervals along the periphery of the outer peripheral wall of the base (33);

the first air door (31) and the second air door (32) are suitable for rotating relative to the inner wall of the volute structure (2) under the driving of the base (33).

6. The warmer according to claim 5, characterized in that it further comprises a drive assembly (4), said drive assembly (4) comprising a ring gear (42), a gear (43) and a first electric motor (41);

the gear ring (42) and the base (33) are coaxially arranged, and the gear ring (42) is suitable for driving the base (33) to rotate;

the gear (43) is meshed with the gear ring (42), and the gear (43) is suitable for driving the gear ring (42) to rotate under the driving of the first motor (41).

7. The warmer of claim 5, further comprising a pulley (51), the pulley (51) being connected to the volute bottom wall (21);

the base (33) is provided with a slide rail (52) along a third direction; the sliding rail (52) is suitable for being matched with the pulley (51) so as to limit the rotary air door structure (3).

8. The warmer according to claim 5, wherein a boss (300) is provided on the end of the first damper (31) and/or the second damper (32) opposite to the base (33);

the warmer further comprises a cover body (6), and a sliding groove (60) corresponding to the boss (300) is formed in the cover body (6); the sliding groove (60) is suitable for being matched with the boss (300) so as to limit the rotating air door structure (3).

9. The warmer according to any one of claims 1-8, further comprising a wind power assembly (8), the wind power assembly (8) comprising a wind wheel (82) and a second electric motor (81); the wind wheel (82) is rotatably arranged in the inner cavity of the volute; the wind wheel (82) is suitable for being driven to rotate by the second motor (81).

10. The warmer according to any one of claims 1 to 8, further comprising a heating assembly (9), the heating assembly (9) comprising:

the first heating element (91) is arranged between the inner cavity of the volute and the first warm air port (11) and is suitable for heating air flow flowing to the first warm air port (11);

and the second heating element (92) is arranged between the inner cavity of the volute and the second warm air port (12) and is suitable for heating the air flow flowing to the second warm air port (12).

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