CN219366350U - Cold and warm circulation fan with auxiliary air inlet function - Google Patents
Cold and warm circulation fan with auxiliary air inlet function Download PDFInfo
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- CN219366350U CN219366350U CN202223432356.1U CN202223432356U CN219366350U CN 219366350 U CN219366350 U CN 219366350U CN 202223432356 U CN202223432356 U CN 202223432356U CN 219366350 U CN219366350 U CN 219366350U
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- net cover
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Abstract
The utility model discloses a cold and warm circulating fan with an auxiliary air inlet function, which comprises a support, a rear net cover, a pneumatic device, an air duct, a heating body and a front net cover, wherein a first air inlet and a second air inlet are arranged on the rear net cover, the first air inlet is arranged at the rear end of the rear net cover and is communicated with the air duct, the second air inlet is radially arranged on the rear net cover along the direction of the air duct, the front net cover comprises a net ring and an air outlet frame, an overlapping part is arranged on the net ring, a ventilation opening is arranged on the overlapping part, and the overlapping part is rotatably and fixedly arranged at the outer side of the second air inlet and is used for controlling the opening and closing of the second air inlet. The utility model is structurally provided with the first air inlet and the second air inlet, when the warm air function is needed, the second air inlet is closed, and air can only enter from the first air inlet and is blown out from the front of the net cover after being changed into hot air; when the cooling function is needed, the second air inlet is opened, air is sucked in from the first air inlet and the second air inlet at the same time and blown out from the front of the net cover, and the cooling performance of high wind speed and large wind quantity is realized.
Description
Technical Field
The utility model relates to the technical field of air conditioning equipment, in particular to a cooling and heating circulating fan with an auxiliary air inlet function.
Background
Along with the development of science and technology and society, the living conditions of people are better and better, and the requirements on living environment of families are higher and higher. The circulating fan can enable indoor air to flow rapidly under the operation of the high-speed motor due to the unique fan blades, and can adjust the uniform state of indoor air temperature and humidity, so that the circulating fan is favored by wide consumers.
The traditional circulating fan has only a single cool air supplying function, is only suitable for being used in summer, and lacks a function selling point. Therefore, a technician adds a heating body on the traditional circulating fan, so that two function choices of cool air supply and warm air supply are realized, the circulating fan is suitable for four seasons, and the selling point of products is promoted.
However, the heating body is directly added on the traditional circulating fan, and in a warm air state, the air speed and the air quantity cannot be too high, otherwise, the blown air is not warm enough, and the experience is poor. Therefore, the air guide duct is required to be arranged on the structure, so that the air sucked from the air inlet is ensured to be blown out after being changed into warm air through the cold-heat exchange of the heating element in all axial directions. When the cool wind is required to have high wind speed, the noise of the air inlet from a single air inlet is high and the wind speed is low due to the limitation of the air inlet structure, so that the hot summer requirement is not met.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the cold and warm circulating fan with the auxiliary air inlet function, the first air inlet and the second air inlet are structurally arranged, the second air inlet is opened and closed through the structural arrangement, when the warm air function is needed, the second air inlet is closed, air can only enter from the first air inlet, and after the air is changed into hot air, the hot air is blown out from the front of the net cover, so that the warm air performance with better body feeling is realized; when the cool air function is needed, the second air inlet is opened, air is sucked from the first air inlet and axially passes through the air channel, and meanwhile, the air can be radially sucked from the second air inlet and blown out together with the air sucked from the first air inlet, so that the cool air performance with high wind speed and large air quantity is realized.
The utility model adopts the following technical scheme:
the utility model provides a cold and warm circulation fan with auxiliary air inlet function, includes support, back screen panel, pneumatic means, wind channel, heat-generating body and preceding screen panel, back screen panel is connected with preceding screen panel detachable lock, pneumatic means, wind channel and heat-generating body all set up back screen panel and preceding screen panel after the cavity that forms, back screen panel vertical stand in on the support, be equipped with first air intake and second air intake on the back screen panel, first air intake sets up back screen panel rear end and with the wind channel intercommunication, the second air intake is followed the wind channel direction radially set up in on the back screen panel, preceding screen panel includes net circle and air-out frame, be equipped with the coincidence portion on the net circle, and be equipped with the vent on the coincidence portion, the rotatable fixed setting of coincidence portion is in the second air intake outside for control the switching of second air intake.
The second air inlet is a plurality of first strip holes arranged along the peripheral direction of the front edge outer wall of the rear net cover, the ventilation opening is a plurality of second strip holes arranged along the peripheral direction of the outer wall of the coincident part, and the width and the quantity of the first strip holes are matched with those of the second strip holes.
And grid ribs are arranged between two adjacent first strip holes, and the width of each grid rib is larger than or equal to that of each first strip hole.
The pneumatic device comprises a motor and a fan blade, the air duct is arranged in the rear net cover, the motor penetrates through the air duct and is fixedly connected with the inside of the rear net cover, a rotating shaft of the motor axially extends to the outer side of the air duct, the heating body penetrates through the rotating shaft of the motor and is fixed in the air duct, and the fan blade is fixed at the end part of the rotating shaft of the motor.
Or the rear net cover is provided with a first air inlet which is arranged at the rear end of the rear net cover and is communicated with the air duct; the cooling and heating circulating fan further comprises a movable ring, a second air inlet is formed in the movable ring, the front net cover comprises a net ring and an air outlet frame, a superposition portion is formed in the net ring, a vent is formed in the superposition portion, the movable ring is rotatably and fixedly arranged outside the vent, and the movable ring is rotated to control the second air inlet to be opened and closed.
The second air inlet is a plurality of first strip holes arranged along the circumference of the outer wall of the movable ring, the vent is a plurality of second strip holes arranged along the circumference of the outer wall of the coincident part, and the width and the number of the first strip holes are matched with those of the second strip holes.
The technical scheme of the utility model has the following advantages:
A. the utility model is provided with the cooling and heating circulating fan with the auxiliary air inlet function, the second air inlet for radial air inlet is arranged on the net cover, and the cooling and heating functions are realized by opening and closing the second air inlet and matching with the working state of the heating body, when the second air inlet is opened, the heating body stops working, and when the second air inlet is closed, the heating body starts. Simultaneously, the auxiliary compensation air inlet through the second air inlet is realized under the cool air demand, the air inlet area is increased, the air speed and the air quantity are improved, and the noise is relatively reduced. Under the warm air demand, the second air inlet is closed, so that the air is ensured to completely pass through the heating element, and the temperature of the air is increased. The use experience of consumers on the product is integrally improved, and the functional selling points of the product are increased.
B. The utility model has the advantages of simple rotating structure for controlling the opening and closing of the second air inlet, less required parts and less installation procedures, and relatively reduces the manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the embodiments will be briefly described, and it will be apparent that the drawings in the following description are some embodiments of the present utility model and that other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram (I) of an exploded axial view of a cooling and heating circulating fan with auxiliary air intake function according to the present utility model;
FIG. 2 is a schematic cross-sectional view (I) of the internal structure of the cooling fan according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the internal structure of the present utility model in a warm air state;
FIG. 4 is a schematic diagram of a structure of the second air inlet and the air vent according to the present utility model;
FIG. 5 is an enlarged schematic view of a portion of the structure A of FIG. 4;
FIG. 6 is a schematic diagram (II) of an exploded axial view of a cooling and heating circulating fan with auxiliary air intake function according to the present utility model;
FIG. 7 is a schematic sectional view (II) of the internal structure of the cooling fan according to the present utility model;
FIG. 8 is a schematic sectional view of the internal structure of the warm air conditioner of the present utility model.
The figures are identified as follows:
1-a support; 2-a rear screen, 21-a first air inlet, 22-a second air inlet, 221-a first strip hole, 23-grid ribs and 24-a movable ring; 3-an electric motor; 4-an air duct; 5-a heating element; 6-fan blades; 7-front net cover, 71-net ring, 711-overlapped part, 712-ventilation opening, 7121-second strip hole and 72-air outlet frame.
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; the mechanical connection and the electrical connection can be adopted; 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.
Example 1:
as shown in fig. 1-4, this embodiment provides a cooling and heating circulation fan with auxiliary air intake function, including support 1, back screen panel 2, pneumatic means, wind channel 4, heat-generating body 5 and preceding screen panel 7, back screen panel 2 can dismantle the lock with preceding screen panel 7 and be connected, and pneumatic means, wind channel 4 and heat-generating body 5 all set up in the cavity that forms behind back screen panel 2 and preceding screen panel 7 lock, and back screen panel 2 is vertical to stand on support 1. The back net cover 2 is provided with a first air inlet 21 and a second air inlet 22, the first air inlet 21 is arranged at the rear end of the back net cover 2 and is communicated with the air duct 4, the second air inlet 22 is radially arranged on the back net cover 2 along the direction of the air duct 4, the front net cover 7 comprises a net ring 71 and an air outlet frame 72, the net ring 71 is provided with a superposition part 711, the superposition part 711 is provided with a ventilation opening 712, and the superposition part 711 is rotatably and fixedly arranged outside the second air inlet 22 and is used for controlling the opening and closing of the second air inlet 22.
Further, the second air inlet 22 is a plurality of first elongated holes 221 circumferentially arranged along the outer wall of the front edge of the rear mesh enclosure 2, the air vent 712 is a plurality of second elongated holes 7121 circumferentially arranged along the outer wall of the overlapping portion 711, and the width and the number of the first elongated holes 221 are matched with those of the second elongated holes 7121.
As shown in fig. 1 and 5, the grid rib 23 is disposed between two adjacent first elongated holes 221, and the width of the grid rib 123 is equal to or greater than the width of the first elongated holes 221.
The pneumatic device comprises a motor 3 and fan blades 6, the air duct 4 is arranged in the rear net cover 2, the motor 3 penetrates through the air duct 4 to be fixedly connected with the inside of the rear net cover 2, a rotating shaft of the motor 3 axially extends to the outer side of the air duct 4, the heating body 5 penetrates through the rotating shaft of the motor 3 to be fixed in the air duct 4, and the fan blades 6 are fixed at the end part of the rotating shaft of the motor 3.
When the cooling air is needed, as shown in fig. 2, the rotating net ring 71, the second air inlet 22 and the ventilation opening 712 are overlapped, the second air inlet 22 is opened, the heating body 5 stops working, the motor 3 drives the fan blade 6 to rotate at a high speed, driving air is sucked from the first air inlet 21 and the second air inlet 22 at the same time, and the air sucked from the first air inlet 21 axially passes through the air duct 4 and is blown out from the grid of the air outlet frame 72 together with the air radially sucked from the second air inlet 22.
As shown in fig. 3, when the warm air is needed, the net ring 71 is rotated in the opposite direction, the second air inlet 22 is separated from the air vent 712, and the second air inlet 22 is closed. The motor 3 drives the fan blades 6 to rotate at a high speed, driving air is sucked from the first air inlet 21 and axially passes through the air duct 4, the heating body 5 works and heats the air passing through the air duct 4 to perform cold and heat exchange, and the hot air is changed into hot air to be blown out from the grid of the air outlet frame 72.
The utility model is provided with the cooling and heating circulating fan with the auxiliary air inlet function, the second air inlet for radial air inlet is arranged on the net cover, and the cooling and heating functions are realized by opening and closing the second air inlet and matching with the working state of the heating body, when the second air inlet is opened, the heating body stops working, and when the second air inlet is closed, the heating body starts. Simultaneously, the auxiliary compensation air inlet through the second air inlet is realized under the cool air demand, the air inlet area is increased, the air speed and the air quantity are improved, and the noise is relatively reduced. Under the warm air demand, the second air inlet is closed, so that the air is ensured to completely pass through the heating element, and the temperature of the air is increased. The use experience of consumers on the product is integrally improved, and the functional selling points of the product are increased.
Example 2:
as shown in fig. 6-8, this embodiment provides a cooling and heating circulation fan with auxiliary air intake function, including support 1, back screen panel 2, pneumatic means, wind channel 4, heat-generating body 5 and preceding screen panel 7, back screen panel 2 can dismantle the lock with preceding screen panel 7 and be connected, and pneumatic means, wind channel 4 and heat-generating body 5 all set up in the cavity that forms behind back screen panel 2 and preceding screen panel 7 lock, and back screen panel 2 is vertical to stand on support 1. The rear net cover 2 is provided with a first air inlet 21, and the first air inlet 21 is arranged at the rear end of the rear net cover 2 and is communicated with the air duct 4; the cooling and heating circulation fan further comprises a movable ring 24, the movable ring 24 is provided with a second air inlet 22, the front net cover 7 comprises a net ring 71 and an air outlet frame 72, the net ring 71 is provided with a superposition part 711, the superposition part 711 is provided with a ventilation opening 712, the movable ring 24 is rotatably and fixedly arranged outside the ventilation opening 712, and the opening and closing of the second air inlet 22 is controlled by rotating the movable ring 24.
Further, the second air inlet 22 is a plurality of first elongated holes 221 circumferentially arranged along the outer wall of the movable ring 24, the air vent 712 is a plurality of second elongated holes 7121 circumferentially arranged along the outer wall of the overlapping portion 711, and the width and number of the first elongated holes 221 are matched with those of the second elongated holes 7121. Between two adjacent first elongated holes 221 are grid ribs 23, and the width of the grid ribs 123 is greater than or equal to the width of the first elongated holes 221.
The pneumatic device comprises a motor 3 and fan blades 6, the air duct 4 is arranged in the rear net cover 2, the motor 3 penetrates through the air duct 4 to be fixedly connected with the inside of the rear net cover 2, a rotating shaft of the motor 3 axially extends to the outer side of the air duct 4, the heating body 5 penetrates through the rotating shaft of the motor 3 to be fixed in the air duct 4, and the fan blades 6 are fixed at the end part of the rotating shaft of the motor 3.
When the cooling air is needed, as shown in fig. 7, the movable ring 24 is rotated, the second air inlet 22 is overlapped with the air vent 712, the second air inlet 22 on the movable ring 24 is opened, the heating body 5 stops working, the motor 3 drives the fan blade 6 to rotate at a high speed, driving air is sucked in from the first air inlet 21 and the second air inlet 22 at the same time, and the air sucked in from the first air inlet 21 axially passes through the air duct 4 and is blown out from the grid of the air outlet frame 72 together with the air radially sucked in from the second air inlet 22.
As shown in fig. 8, when the warm air is needed, the movable ring 24 is rotated in the opposite direction, the second air inlet 22 is opened and closed from the air vent 712, and the second air inlet 22 on the movable ring 24 is closed. The motor 3 drives the fan blades 6 to rotate at a high speed, driving air is sucked from the first air inlet 21 and axially passes through the air duct 4, the heating body 5 works and heats the air passing through the air duct 4 to perform cold and heat exchange, and the hot air is changed into hot air to be blown out from the grid of the air outlet frame 72.
The utility model has the advantages of simple rotating structure for controlling the opening and closing of the second air inlet, less required parts and less installation procedures, and relatively reduces the manufacturing cost.
The utility model is applicable to the prior art where it is not described.
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 obvious variations or modifications are contemplated as falling within the scope of the present utility model.
Claims (6)
1. The utility model provides a cold and warm circulation fan with supplementary air inlet function, includes support (1), back screen panel (2), pneumatic means, wind channel (4), heat-generating body (5) and preceding screen panel (7), back screen panel (2) and preceding screen panel (7) can dismantle the lock and be connected, pneumatic means, wind channel (4) and heat-generating body (5) all set up back screen panel (2) and preceding screen panel (7) lock after in the cavity that forms, back screen panel (2) vertically stand in on support (1), a serial communication port, be equipped with first air intake (21) and second air intake (22) on back screen panel (2), first air intake (21) set up back screen panel (2) rear end and with wind channel (4) intercommunication, second air intake (22) follow wind channel (4) direction radial set up in on back screen panel (2), preceding screen panel (7) include screen panel (71) and play wind frame (72), be equipped with coincidence portion (711) on back screen panel (2) and be equipped with coincidence portion on the top, second air intake (712) are in turn around setting up and can be used for closing air intake portion (711).
2. The cooling and heating circulation fan with the auxiliary air inlet function according to claim 1, wherein the second air inlet (22) is a plurality of first strip holes (221) circumferentially arranged along the outer wall of the front edge of the rear net cover (2), the ventilation opening (712) is a plurality of second strip holes (7121) circumferentially arranged along the outer wall of the overlapping portion (711), and the width and the number of the first strip holes are matched with those of the second strip holes.
3. The cooling and heating circulating fan with the auxiliary air inlet function according to claim 2, wherein a grid rib (23) is arranged between two adjacent first strip holes (221), and the width of the grid rib (23) is greater than or equal to the width of the first strip holes (221).
4. The cooling and heating circulating fan with auxiliary air inlet function according to claim 3, wherein the air-driven device comprises a motor (3) and a fan blade (6), the air duct (4) is arranged in the rear net cover (2), the motor (3) penetrates through the air duct (4) to be fixedly connected with the inside of the rear net cover (2), a rotating shaft of the motor (3) axially extends to the outer side of the air duct (4), the heating body (5) penetrates through the rotating shaft of the motor (3) to be fixed in the air duct (4), and the fan blade (6) is fixed at the end part of the rotating shaft of the motor (3).
5. The cooling and heating circulating fan with the auxiliary air inlet function according to claim 1, wherein a first air inlet (21) is arranged on the rear screen (2), and the first air inlet (21) is arranged at the rear end of the rear screen (2) and is communicated with the air duct (4); the cooling and heating circulating fan further comprises a movable ring (24), a second air inlet (22) is formed in the movable ring (24), the front net cover (7) comprises a net ring (71) and an air outlet frame (72), a superposition portion (711) is formed in the net ring (71), a ventilation opening (712) is formed in the superposition portion (711), the movable ring (24) is rotatably and fixedly arranged on the outer side of the ventilation opening (712), and the movable ring (24) is rotated to control the second air inlet (22) to be opened and closed.
6. The cooling and heating circulation fan with the auxiliary air intake function according to claim 5, wherein the second air intake (22) is a plurality of first elongated holes (221) circumferentially arranged along the outer wall of the movable ring (24), the ventilation opening (712) is a plurality of second elongated holes (7121) circumferentially arranged along the outer wall of the overlapping portion (711), and the width and number of the first elongated holes are matched with those of the second elongated holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223432356.1U CN219366350U (en) | 2022-12-21 | 2022-12-21 | Cold and warm circulation fan with auxiliary air inlet function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223432356.1U CN219366350U (en) | 2022-12-21 | 2022-12-21 | Cold and warm circulation fan with auxiliary air inlet function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219366350U true CN219366350U (en) | 2023-07-18 |
Family
ID=87142695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223432356.1U Active CN219366350U (en) | 2022-12-21 | 2022-12-21 | Cold and warm circulation fan with auxiliary air inlet function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219366350U (en) |
-
2022
- 2022-12-21 CN CN202223432356.1U patent/CN219366350U/en active Active
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