CN212774837U

CN212774837U - Cold and warm fan

Info

Publication number: CN212774837U
Application number: CN202021102808.8U
Authority: CN
Inventors: 刘哲; 张培德; 徐余良; 赵文杰; 陈绍华
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-23
Anticipated expiration: 2030-06-15

Abstract

The utility model provides a cooling and heating fan, include: the structure is provided with an air outlet; the heating body structure is arranged on the structure and has a first state opposite to the air outlet and a second state staggered with the air outlet; the limiting structure is arranged on the structure and is provided with a limiting state for supporting the heating body structure and a yielding state for switching the heating body structure between the first state and the second state. The utility model discloses a support or do not support the heat-generating body structure that the heat-generating body structure realized through limit structure and switch between first state and second state, only need make limit structure be in the state of stepping down like this, alright with drive the heat-generating body structure through applying external force to the heat-generating body structure and switch between first state and second state, at this in-process, both can be manual drive, also can the electric drive, can adopt multiple power supply, use extensively.

Description

Cold and warm fan

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to cooling and heating fan.

Background

At present, the existing cooling and heating type fans in the market are few, and most of the existing cooling and heating type fans are heating bodies directly placed in front of an air inlet grating or an air outlet grating, so that the air outlet volume and the air outlet speed are influenced when the fans are set to be in a cold air mode. The existing cooling and heating type fan is also designed in a split mode, namely, the upper portion of the fan is provided with cold air, and the lower portion of the fan is provided with hot air, so that a cold air channel and a hot air channel are required to be arranged, the number of parts is large, the structure is complex, and the assembly efficiency is low.

Therefore, a cooling and heating fan with a movable heating element has appeared in the prior art, which includes a casing, a blower, a heating element and a moving mechanism, wherein the blower, the heating element and the moving mechanism are all disposed inside the casing, the moving mechanism is disposed in front of the blower inside the casing, the heating element is mounted on the moving mechanism, and the heating element moves up and down in front of the blower. The movement mechanism comprises a movement frame, a rack, an upper roller cover and a synchronous motor, wherein a gear is arranged on a rotating shaft of the synchronous motor, and the rack is fixed on the movement frame. When warm air needs to be blown, a rotating shaft of the synchronous motor rotates, the moving frame moves upwards through a transmission belt between the gear and the rack, the heating body is conveyed to the air outlet of the shell, and cold air of the air blower is blown out and then heated by the heating body to become warm air which is sent out from the air outlet; when cold air is blown, the rotating shaft of the synchronous motor rotates and moves downwards through the transmission belt between the gear and the rack, the heating body leaves the air outlet, and the cold air of the air blower is directly sent out from the air outlet.

Above-mentioned cold warm fan of portable heat-generating body, though can realize the heat-generating body up-and-down motion, thereby make the air outlet of cold warm fan blow cold wind and blow the switching between the warm braw, however, realize through synchronous machine drive gear rack drive, can only realize the locking to the heat-generating body position through opening of motor stops, and then realize making the heat-generating body fix in the air outlet position or leave the position of air outlet, if the power supply is not synchronous machine, will be difficult to realize the locking to the heat-generating body position, it is higher to the requirement of power supply, it is comparatively limited to use.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the position switching of heat-generating body among the cooling and heating fan among the prior art and having higher, the comparatively limited defect of application of requirement to the power supply to the position switching that provides a heat-generating body can be applicable to multiple power supply, uses extensive cooling and heating fan.

The utility model provides a cooling and heating fan, include:

the structure is provided with an air outlet;

the heating body structure is arranged on the structure and has a first state opposite to the air outlet and a second state staggered with the air outlet;

the limiting structure is arranged on the composition structure and has a limiting state for supporting the heating body structure and a yielding state for switching the heating body structure between the first state and the second state;

and the fan assembly is arranged on the composition structure and is opposite to the air outlet.

The limiting structure comprises at least two limiting parts arranged at intervals.

The structure is provided with a abdicating cavity and an installation space suitable for installing the heating body structure; the locating part is located on the chamber wall in chamber of stepping down, the locating part includes:

one end of the handle part is a connecting end connected with the cavity wall of the abdicating cavity, and the other end of the handle part is a free end extending towards the abdicating cavity;

the limiting part is arranged on the free end and extends out from the free end towards the installation space; the limiting part is provided with a first position which is contained in the installation space when the limiting structure is in the limiting state, and a second position which is separated from the installation space and at least partially contained in the yielding cavity when the limiting structure is in the yielding state.

The locating part still includes presses the splenium, press the splenium to locate on the free end, and by the free end dorsad the installation space extends out.

The yielding cavity is a yielding through hole.

The abdicating through hole is a square hole, the connecting end of the handle part is connected with the bottom side hole wall of the square hole, and the free end extends towards the top side hole wall of the square hole.

The limiting part further comprises at least one reinforcing rib, and the reinforcing rib is connected between the bottom surface of the limiting part and one side surface of the handle part facing the installation space.

The two limiting pieces are arranged on the structure oppositely.

The heating body structure comprises a heating body support and a heating body arranged on the heating body support.

And at least one clamping block is arranged on the heating body bracket, and the clamping block is suitable for abutting against the limiting structure when the limiting structure is in the limiting state.

The number of the clamping blocks is equal to that of the limiting pieces, and the clamping blocks are arranged in one-to-one correspondence with the limiting pieces.

The constitution structure includes:

the air outlet assembly is provided with the air outlet; the heating body structure is arranged on the air outlet assembly;

the shell and the air outlet assembly jointly form an accommodating cavity suitable for accommodating the heating body structure.

The air outlet assembly comprises an air outlet grating and a protective net, the air outlet and the limiting structure are both arranged on the protective net, and the air outlet is located on the upper portion of the protective net.

The heating body support is provided with a handle, and the air outlet grille and the protective net are respectively provided with a strip-shaped groove through which the handle penetrates and slides in a reciprocating manner.

Still include guide structure, guide structure includes:

a chute provided in one of the constituent structure and the heating element structure;

and the sliding block is arranged on the other one of the structure and the heating body structure and is suitable for reciprocating in the sliding groove.

The structure comprises a supporting plate arranged at the bottom of the installation space, and a buffer structure is arranged on the supporting plate.

The utility model discloses technical scheme has following effect:

1. the utility model provides a cooling and heating fan, include: the structure is provided with an air outlet; the heating body structure is arranged on the structure and has a first state opposite to the air outlet and a second state staggered with the air outlet; the limiting structure is arranged on the structure and is provided with a limiting state for supporting the heating body structure and a yielding state for switching the heating body structure between the first state and the second state. If the air outlet is arranged at the upper part of the structure, when warm air needs to be blown, the limiting structure is in a limiting state, the limiting structure supports the heating body structure to be in a first state opposite to the air outlet, and at the moment, the air blown to the air outlet by the fan assembly is heated by the heating body structure to become warm air and is blown out from the air outlet; when cold and warm air needs to be blown, the limiting structure is in a abdicating state, the heating body structure is driven to move downwards manually or through the driving device to a second state which is staggered with the air outlet, and at the moment, the air blown to the air outlet by the fan assembly cannot pass through the heating body structure and is cold air directly blown out from the air outlet. Similarly, if the air outlet is arranged at the lower part of the structure, when warm air needs to be blown, the limiting structure is in a limiting state, the heating body structure is positioned below the limiting structure and is in a first state opposite to the air outlet, and at the moment, the air blown to the air outlet by the fan assembly is heated by the heating body structure to become warm air and is blown out from the air outlet; when cold and warm air needs to be blown, the limiting structure is in a abdicating state, the heating body structure is driven to move upwards manually or through the driving device to a second state which is staggered with the air outlet, and at the moment, the air blown to the air outlet by the fan assembly cannot pass through the heating body structure and is the cold air directly blown out from the air outlet. The utility model discloses a support or do not support the heat-generating body structure that the heat-generating body structure realized through limit structure and switch between first state and second state, only need make limit structure be in the state of stepping down like this, alright with drive the heat-generating body structure through applying external force to the heat-generating body structure and switch between first state and second state, at this in-process, both can be manual drive, also can the electric drive, can adopt multiple power supply, use extensively.

2. The utility model provides a cooling and heating fan, wherein a abdicating cavity and an installation space suitable for installing a heating body structure are arranged on the composition structure; the locating part is located on the chamber wall in chamber of stepping down, the locating part includes: one end of the handle part is a connecting end connected with the cavity wall of the abdicating cavity, and the other end of the handle part is a free end extending towards the abdicating cavity; the limiting part is arranged on the free end and extends out from the free end towards the installation space; the limiting part is provided with a first position which is contained in the installation space when the limiting structure is in the limiting state, and a second position which is separated from the installation space and at least partially contained in the yielding cavity when the limiting structure is in the yielding state. Only need promote the stalk portion like this, make the free end rotate around the link, alright switch between primary importance and second place in order to drive spacing portion, easy operation easily realizes.

3. The utility model provides a cooling and heating fan, the locating part still includes presses the splenium, press the splenium to locate on the free end, and by the free end dorsad installation space extends out. Like this only need press the splenium, alright with making the free end rotate around the link to drive spacing portion and switch between primary importance and second place, can make the position switching operation to spacing portion more laborsaving.

4. The utility model provides a cooling and heating fan, the locating part still includes at least one strengthening rib, the strengthening rib connect in the bottom surface of spacing portion with the stalk portion orientation between installation space's a side. Through setting up the strengthening rib, can make spacing portion carry out more firm support to the heat-generating body structure.

5. The utility model provides a cold-warm fan, be equipped with the handle on the heat-generating body support, the air-out grid with be equipped with the confession on the protective screen respectively the handle passes and reciprocating sliding's bar groove. Through holding the handle, make the handle slide in the bar groove, can realize making the heat-generating body structure switch between first state and second state, it is laborsaving to operate portably.

6. The utility model provides a cooling and heating fan still includes guide structure, guide structure includes: a chute provided in one of the constituent structure and the heating element structure; and the sliding block is arranged on the other one of the structure and the heating body structure and is suitable for reciprocating in the sliding groove. The setting of slider and spout can make the motion that the heat-generating body structure switched between first state and second state more steady.

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 technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective exploded view of a part of a cooling and heating fan according to a first embodiment of the present invention;

fig. 2 is a perspective assembly view of the cooling and heating fan shown in fig. 1;

fig. 3 is a schematic view of another angle of the cooling and heating fan shown in fig. 2;

fig. 4 is a schematic view of another angle of the cooling and heating fan shown in fig. 2;

FIG. 5 is an enlarged view of area A of FIG. 4;

FIG. 6 is a schematic view of the cooling and heating fan shown in FIG. 2 with the upper part thereof facing the air outlet;

FIG. 7 is a schematic view of the cooling/heating fan shown in FIG. 2 with the heating element below and the air outlet staggered;

FIG. 8 is a perspective view of a heat generator holder in the cooling and heating fan shown in FIG. 1;

fig. 9 is a schematic perspective view of a protective net in the cooling and heating fan shown in fig. 1;

FIG. 10 is an enlarged view of area B of FIG. 9;

description of reference numerals:

1-air outlet grid, 2-protective net, 21-air outlet, 22-installation space, 23-abdicating through hole, 31-heating element bracket, 311-clamping block, 32-heating element, 4-limiting element, 41-handle part, 411-connecting end, 412-free end, 42-limiting part, 43-pressing part, 44-reinforcing rib, 51-air channel, 52-wind wheel, 61-handle, 62-strip groove, 71-sliding groove, 72-sliding block and 8-buffer structure.

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.

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

As shown in fig. 1 to 10, the present embodiment provides a cooling and heating fan, which includes a structure, a heating element structure, a limiting structure and a fan assembly.

The structure is provided with an air outlet 21.

The heating element structure is mounted on the structure and has a first state of being arranged opposite to the air outlet 21 and a second state of being arranged in a staggered way with the air outlet 21.

The limiting structure is arranged on the structure and is provided with a limiting state for supporting the heating body structure and a yielding state for switching the heating body structure between a first state and a second state.

The fan assembly is mounted on the structure and is disposed opposite the air outlet 21. The fan assembly includes a wind tunnel 51, and a wind wheel 52 rotatably mounted in the wind tunnel 51.

The specific structural form of the limiting structure is not limited, and in an embodiment, the limiting structure includes at least two limiting members 4 arranged at intervals. Specifically, the two limiting members 4 are oppositely disposed on the structure. As an alternative embodiment, the stopper 4 may have three or four pieces.

In the present embodiment, the structure is provided with a relief cavity and an installation space 22 suitable for installing the heater structure; the limiting part 4 is arranged on the cavity wall of the abdicating cavity, and the limiting part 4 comprises a handle part 41, a limiting part 42 and a pressing part 43.

The handle portion 41 has a connecting end 411 connected to the wall of the abdicating cavity and a free end 412 extending towards the abdicating cavity.

The limiting part 42 is disposed on the free end 412 and extends from the free end 412 toward the installation space 22; the limiting portion 42 has a first position accommodated in the installation space 22 when the limiting structure is in the limiting state, and a second position separated from the installation space 22 and at least partially accommodated in the abdicating cavity when the limiting structure is in the abdicating state.

The pressing portion 43 is disposed on the free end 412 and extends from the free end 412 back to the mounting space 22.

The handle portion 41 in this embodiment is an elastic arm, and when the limiting structure is in the limiting state, the handle portion 41 is in the natural state, and when the limiting structure is in the abdicating state, the handle portion 41 is in the deformation state.

Only need press down the splenium 43 like this, alright in order to make free end 412 rotate around the link 411, simultaneously, handle 41 takes place to deform and is in deformation state, loosens and presses the splenium 43, and handle 41 resumes to natural state under the effect of self deformation restoring force to realize that spacing portion 42 switches between primary importance and second place, can make the position switching operation to spacing portion 42 simple and convenient laborsaving more.

As an alternative embodiment, the stopper 4 may include only the shank 41 and the stopper 42 without including the pressing portion 43.

The specific structural form of the abdicating cavity is not limited, and the abdicating cavity in this embodiment is an abdicating through hole 23. As an alternative embodiment, the yielding cavity may also be a yielding slot.

The specific shape of the abdicating through hole 23 can be various, the abdicating through hole 23 in this embodiment is a square hole, the connecting end 411 of the handle 41 is connected with the bottom side hole wall of the square hole, and the free end 412 extends towards the top side hole wall of the square hole. As an alternative embodiment, the relief through-hole 23 may be a circular hole or an elliptical hole.

In order to make the limiting part 42 support the heating element structure more stably, the limiting part 4 in this embodiment further includes at least one rib 44, and the rib 44 is connected between the bottom surface of the limiting part 42 and one side surface of the handle part 41 facing the installation space 22.

The specific structure of the heat-generating body structure may be various, and in the present embodiment, the heat-generating body structure includes a heat-generating body holder 31, and a heat-generating body 32 mounted on the heat-generating body holder 31. At least one fixture block 311 is arranged on the heating element support 31, and the fixture block 311 is suitable for abutting against the limiting structure when the limiting structure is in a limiting state.

The specific number of the latch blocks 311 is not limited, and in the present embodiment, the number of the latch blocks 311 is equal to the number of the limiting members 4, and the latch blocks are disposed in one-to-one correspondence with the limiting members 4. That is, the number of the latch 311 in this embodiment is also two, and the two latches 311 are provided on both sides of the heat-generating body holder 31, respectively, and the two latches 311 are provided oppositely.

The specific structural form of the structure can be various, and the structure in the embodiment comprises an air outlet assembly and a shell.

The air outlet assembly is provided with an air outlet 21, and the heating body structure is arranged on the air outlet assembly.

As an alternative embodiment, the heating element structure may be mounted on the case.

The limiting member 4 may be disposed on the air outlet assembly, or may be disposed on the housing, and the limiting member 4 in this embodiment is disposed on the air outlet assembly. As an alternative embodiment, the stopper 4 may be provided on the housing.

Specifically, the air-out subassembly includes air-out grid 1 and protection network 2, and air outlet 21 and locating part 4 are all located on protection network 2, and air outlet 21 is located the upper portion of protection network 2, and two locating parts 4 are located the both sides of protection network 2 respectively. As an alternative embodiment, the outlet 21 may be located below the protection net 2.

The limiting member 4 in this embodiment is integrally formed with the protection net 2. As an alternative embodiment, the stopper 4 and the mesh 2 may be formed separately.

The switching of the heating element structure between the first state and the second state can be realized by manual driving or electric driving. In the present embodiment, the heating body support 31 is driven manually, specifically, a handle 61 is provided on the heating body support 31, and a strip-shaped groove 62 through which the handle 61 passes and slides back and forth is provided on the air outlet grille 1 and the protection net 2, respectively. The handle 61 is held, so that the handle 61 slides in the strip-shaped groove 62, the heating body structure can be switched between the first state and the second state, and the operation is simple, convenient and labor-saving. As an alternative embodiment, the cooling and heating fan may further include an electric driving device such as an electric cylinder or an air cylinder, and an output end of the electric driving device is connected to the heating element support 31, so that the electric driving heating element structure is switched between the first state and the second state.

In order to make the switching movement of the heat generating body structure between the first state and the second state more stable, the cooling and heating fan provided by the embodiment further comprises a guiding structure, and the guiding structure comprises a sliding groove 71 and a sliding block 72. Wherein, the chute 71 is arranged on the protective net 2; the slider 72 is provided on the heat-generating body holder 31 and adapted to reciprocate in the slide groove 71. In an alternative embodiment, the chute 71 may be provided on the heating element holder 31, and the slider 72 may be provided on the protection net 2.

The specific number of the sliding grooves 71 and the sliding blocks 72 is not limited, and in this embodiment, two sliding grooves 71 are provided and are respectively disposed on the inner sides of two opposite side walls of the protection net 2, and two sliding blocks 72 are provided and are respectively disposed on two opposite side walls of the heating body support 31.

The protective net in this embodiment further includes a supporting plate disposed at the bottom of the installation space 22, and the supporting plate is provided with a buffer structure 8. The specific form of the buffer structure 8 is not limited, and for example, a silicone member, a spring structure, an elastic rubber member, or the like may be used. The buffer structure 8 can buffer the impact generated when the heating element structure falls abnormally.

When warm air needs to be blown, the limiting structure is in a limiting state, the limiting structure supports the heating body structure to be in a first state opposite to the air outlet 21, and at the moment, air blown to the air outlet 21 by the fan assembly is heated by the heating body structure to become warm air and is blown out from the air outlet 21; when the cold and hot air needs to be blown, the pressing part 43 is pressed, the free end 412 of the handle part 41 is driven to rotate around the connecting end 411, until the limiting part 42 is located at the first position contained in the installation space 22, the limiting structure is in the abdicating state at the moment, the handle 61 is held later, the heating body structure is manually driven to move downwards to the second state staggered with the air outlet 21, then the pressing part 43 is loosened, the handle part 41 is restored to the natural state under the action of self deformation restoring force, at the moment, the air blown to the air outlet 21 by the fan assembly cannot pass through the heating body structure, and the cold air is blown out from the air outlet 21 directly. The embodiment is realized by supporting or not supporting the heating body structure through the limiting structure, and the heating body structure is switched between the first state and the second state, so that the limiting structure is only required to be in the abdicating state, and the heating body structure can be driven to be switched between the first state and the second state by applying external force to the heating body structure.

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

1. A cooling and heating fan is characterized by comprising:

the structure is provided with an air outlet (21);

a heating element structure mounted on the structure and having a first state of being arranged opposite to the air outlet (21) and a second state of being arranged in a staggered manner with the air outlet (21);

and the fan assembly is arranged on the structure and is opposite to the air outlet (21).

2. Cooling and heating fan according to claim 1, characterised in that the limiting structure comprises at least two spacing limiting elements (4).

3. A cooling and heating fan according to claim 2, wherein the structure is provided with a relief cavity and an installation space (22) adapted to install the heating element structure; locating part (4) are located on the chamber wall in the chamber of stepping down, locating part (4) include:

a handle part (41), one end of which is a connecting end (411) connected with the cavity wall of the abdicating cavity, and the other end of which is a free end (412) extending towards the abdicating cavity;

a limiting part (42) arranged on the free end (412) and extending from the free end (412) towards the mounting space (22); the limiting part (42) is provided with a first position which is contained in the installation space (22) when the limiting structure is in the limiting state, and a second position which is separated from the installation space (22) and at least partially contained in the abdicating cavity when the limiting structure is in the abdicating state.

4. A cooling and heating fan according to claim 3, characterized in that the limiting member (4) further comprises a pressing portion (43), and the pressing portion (43) is disposed on the free end (412) and extends from the free end (412) to the mounting space (22) in a direction away from the mounting space.

5. A cooling and warming fan according to claim 3, wherein said relief cavity is a relief through hole (23).

6. Cooling and heating fan according to claim 5, characterised in that the relief through hole (23) is a square hole, the connection end (411) of the shank (41) being connected with the bottom hole wall of the square hole, the free end (412) extending towards the top hole wall of the square hole.

7. Cooling and heating fan according to claim 3, characterised in that the limit stop (4) further comprises at least one reinforcing rib (44), which reinforcing rib (44) is connected between the bottom surface of the limit stop (42) and the side of the shank (41) facing the mounting space (22).

8. Cooling and heating fan according to claim 2, characterised in that the limit stop (4) has two and is arranged opposite to the component structure.

9. A cooling and heating fan according to any one of claims 2-8, characterized in that the heat-generating body structure includes a heat-generating body support (31), and a heat-generating body (32) mounted on the heat-generating body support (31).

10. A cooling and heating fan according to claim 9, wherein at least one latch (311) is provided on the heating element holder (31), and the latch (311) is adapted to abut against the limiting structure when the limiting structure is in the limiting state.

11. The cooling-heating fan according to claim 10, wherein the number of the latch blocks (311) is equal to the number of the limiting members (4), and the latch blocks are arranged in one-to-one correspondence with the limiting members (4).

12. The cooling-heating fan according to claim 9, wherein the constituent structure includes:

the air outlet component is provided with the air outlet (21); the heating body structure is arranged on the air outlet assembly;

13. The cooling and heating fan according to claim 12, wherein the air outlet assembly includes an air outlet grille (1) and a protective mesh (2), the air outlet (21) and the limiting structure are both disposed on the protective mesh (2), and the air outlet (21) is located at an upper portion of the protective mesh (2).

14. The cooling and heating fan according to claim 13, wherein a handle (61) is provided on the heating element support (31), and a strip-shaped groove (62) through which the handle (61) passes and slides back and forth is provided on the air outlet grille (1) and the protective net (2), respectively.

15. A cooling and heating fan according to any one of claims 1-8, further comprising a guide structure, the guide structure comprising:

a chute (71) provided in one of the constituent structure and the heating element structure;

and a slider (72) provided on the other of the constituent structure and the heat-generating body structure and adapted to reciprocate in the chute (71).

16. Cooling and heating fan according to any of claims 3-7, characterised in that the structural structure comprises a carrier plate arranged at the bottom of the installation space (22), on which carrier plate a buffer structure (8) is arranged.