CN211039093U

CN211039093U - Cooling and heating fan

Info

Publication number: CN211039093U
Application number: CN201921260420.8U
Authority: CN
Inventors: 李胜
Original assignee: Zhejiang Umily Intelligent Technology Co ltd
Current assignee: Zhejiang Umily Intelligent Technology Co ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-17
Anticipated expiration: 2029-08-06

Abstract

The utility model provides a cooling and heating fan, includes the base, is connected with the fan cover body on the base, and the front and back end of the fan cover body is formed with air outlet and air intake respectively, the internal air intake one side that lies in of fan cover is connected with the motor cabinet, is equipped with the motor in the motor cabinet, is connected with the flabellum on the output shaft of motor, the internal front end that lies in the flabellum of fan cover is equipped with the holder, is equipped with heating device on the holder, its characterized in that, the internal front end that lies in the flabellum of fan cover is formed with air supply channel, air supply channel with the air outlet is to switching on to air supply.

Description

Cooling and heating fan

Technical Field

The utility model relates to a fan field specifically is a cooling and heating fan.

Background

The cooling and heating fan has both cooling and heating functions, is a household appliance which utilizes a motor to drive blades to rotate so as to accelerate air circulation, and is widely applied to places such as families, classrooms, canteens, shops and the like.

The insufficient situation of output amount of wind generally appears in traditional fan, and the screen panel is connected mainly because air intake mid portion, is equipped with the piece that generates heat again before the fan, leads to the amount of wind output not enough, and it is inhomogeneous to generate heat, and the result of use is not good.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present invention is directed to: the cooling and heating fan has the advantages of uniform heating and sufficient wind power.

The technical scheme of the utility model: the utility model provides a cooling and heating fan, includes the base, is connected with the fan cover body on the base, and the front and back end of the fan cover body is formed with air outlet and air intake respectively, the internal air intake one side that lies in of fan cover is connected with the motor cabinet, is equipped with the motor in the motor cabinet, is connected with the flabellum on the output shaft of motor, the internal front end that lies in the flabellum of fan cover is equipped with the holder, is equipped with heating device on the holder, its characterized in that, the internal front end that lies in the flabellum of fan cover is formed with air supply channel, air supply channel with the air outlet is to switching on to air supply.

Furthermore, the heating device comprises a fixed ring frame arranged on the retainer, and more than three heating sheets which are uniformly distributed are arranged on the periphery of the fixed ring frame.

Furthermore, the retainer comprises a retainer body connected with the fixed ring frame, a connecting piece is formed at the outer end of the retainer body and connected with the fan cover body, and the position of the connecting piece is superposed with the position of the heating piece.

Furthermore, the air inlet and the air outlet are both provided with a mesh enclosure.

Furthermore, the upper end face of the base is an arc-shaped concave face, the rear end of the fan cover body forms an arc-shaped convex face which is matched with the arc-shaped concave face, a swing seat is formed on the arc-shaped concave face of the base, sliding portions are formed on two sides of the swing seat, a sliding rail matched with the sliding portions is formed on the arc-shaped convex face of the fan cover body, and the sliding rail slides relative to the swing seat.

Furthermore, the sliding part comprises a sliding part body, the front end and the rear end of the sliding part body are provided with first rollers, and the first rollers are attached to the inner surface of the sliding rail.

Furthermore, a roller groove is formed in the arc-shaped concave surface of the base, a second roller is arranged in the roller groove, and the second roller is attached to the arc-shaped convex surface of the fan cover body.

Further, the second rollers are positioned at the front end and the rear end of the swinging seat.

Furthermore, limiting toothed belts are formed on two sides of the interior of the sliding rail, limiting rods are arranged on the sliding portions, and limiting teeth matched with the limiting toothed belts are formed at the front ends of the limiting rods.

Advantageous effects

1. The utility model discloses two wind gaps of changes in temperature fan air supply passageway variation in size, the air intake is big, is favorable to reinforcing wind-force.

2. The heating sheets of the heating device of the cooling and heating fan of the utility model are not fixed in quantity and can be changed according to different conditions.

3. The utility model discloses the coincidence of the position of changes in temperature fan connection piece and heating plate helps increasing wind-force.

4. The utility model discloses all be provided with the screen panel on cold warm fan air intake and the air outlet, play the guard action to the fan.

5. The relative base of the cooling and heating fan cover body of the utility model can rotate up and down.

6. The utility model discloses be provided with first roller on the changes in temperature fan sliding part, make things convenient for the fan cover body swing.

7. The utility model discloses be provided with the second roller on the changes in temperature fan base, make things convenient for the fan cover body swing.

8. The second roller of the cooling and heating fan of the utility model is arranged at the two ends of the swing seat, so that the swing effect is better.

9. The utility model discloses be formed with spacing cingulum on the slide rail and want the cooperation with the spacing tooth on the swing seat, make it have auto-lock nature when the swing.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 view of an external structure of a cooling and heating fan;

FIG. 2 is a schematic view of an internal structure of a fan guard;

FIG. 3 is a schematic view of a heating device;

FIG. 4 is a schematic view of a connection structure of the swing seat and the slide rail;

FIG. 5 is a partially enlarged view of the swing seat and the slide rail;

FIG. 6 is a schematic view of the connection base of the swing seat;

FIG. 7 is a schematic view of the bottom structure of the base;

FIG. 8 is an exploded view of the heating device;

in the figure: the fan comprises a base-10, a fan cover body-20, an arc concave surface-101, a swing seat-102, a sliding part-103, a first roller-104, a roller groove-105, a second roller-106, a limiting rod-107, a limiting tooth-108, a connecting piece-109, an inserting block-110, an inserting groove-111, a mounting hole-112, an air outlet-201, an air inlet-202, a motor seat-203, a motor-204, a fan blade-205, a retainer-206, a heating device-207, an air supply channel-208, a fixed ring frame-209, a heating sheet-210, a connecting sheet-211, a mesh cover-212, an arc convex surface-213, a slide rail-214, a limiting toothed belt-215 and a retainer body-216.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a cooling and heating fan includes a base 10, a fan cover 20 is connected to the base 10, an air outlet 201 and an air inlet 202 are respectively formed at the front end and the rear end of the fan cover 20, a motor base 203 is connected to one side of the air inlet 202 in the fan cover 20, a motor 204 is arranged in the motor base 203, fan blades 205 are connected to an output shaft of the motor 204, a retainer 206 is arranged at the front end of the fan blades 205 in the fan cover 20, and a heating device 207 is arranged on the retainer 206, and is characterized in that an air supply channel 208 is formed at the front end of the fan blades 205 in the fan cover 20, the air supply channel 208 is communicated with the air outlet 201, and the inner diameter of the air supply channel 208 gradually shrinks inward from the fan blades 205 to the. Specifically, the cooling and heating fan is composed of a base 10 and a fan cover body 20, a motor base 203 is installed in the fan cover body 20, a motor 204 and fan blades 205 are arranged in the motor base 203, a heating device 207 is installed in front of the fan blades 205, the fan blades 205 are driven by the motor 204 to form wind power, the temperature is changed by controlling the heating device 207, an air supply channel 208 is formed in the fan cover body 20 by the air blown out by the fan, and the inner diameter of the air supply channel 208 gradually shrinks inwards from the fan to the air outlet 201.

As shown in fig. 3 and 8, the heating device 207 includes a fixed ring frame 209 disposed on the holder 206, and three or more heating sheets 210 uniformly distributed are disposed on the periphery of the fixed ring frame 209. Specifically, the number of the heat fins 210 on the stationary ring frame 209 may be changed according to various requirements.

Further, the retainer 206 includes a retainer body 216 connected to the fixing ring frame 209, a connection piece 211 is formed at an outer end of the retainer body 216, the connection piece 211 is connected to the fan housing 20, and a position of the connection piece 211 coincides with a position of the heating plate 210. Specifically, the connecting piece 211 on the retainer 206 is connected to the inner wall of the fan cover 20, and the positions of the connecting piece 211 and the heating plate 210 are overlapped, so that the connecting piece 211 is prevented from weakening wind power.

Further, the air inlet 202 and the air outlet 201 are both provided with a mesh enclosure 212. Specifically, the air inlet 202 and the air outlet 201 are provided with a mesh enclosure 212, which mainly plays a role in protection.

As shown in fig. 2 and 4, the upper end surface of the base 10 is an arc-shaped concave surface 101, an arc-shaped convex surface 213 which fits the arc-shaped concave surface 101 is formed at the rear end of the fan cover 20, a swing seat 102 is formed on the arc-shaped concave surface 101 of the base 10, sliding portions 103 are formed on both sides of the swing seat 102, and a slide rail 214 which is matched with the sliding portions 103 is formed on the arc-shaped convex surface 213 of the fan cover 20, and slides relative to the swing seat 102 through the slide rail 214. Specifically, an arc concave surface 101 is formed on the upper end surface of the base 10, an arc convex surface 213 is formed on the rear end surface of the fan cover body 20, the arc convex surface 213 is paired with the arc concave surface 101, a swing seat 102 is formed on the arc concave surface 101, a sliding portion 103 is arranged on the swing seat 102, a sliding rail 214 is formed on the arc convex surface 213, the sliding portion 103 of the swing seat 102 is arranged in the sliding rail 214, and the sliding rail 214 can perform sliding motion relative to the swing seat 102.

Further, the sliding part 103 includes a sliding part body, the front end and the rear end of the sliding part body are provided with the first roller 104, and the first roller 104 is attached to the inner surface of the slide rail 214. Specifically, the front and rear ends of the sliding portion 103 are provided with the first rollers 104, and the rolling surfaces of the first rollers 104 and the inner surface of the slide rail 214 are attached to each other, so that the original sliding motion is replaced by the rolling motion.

As shown in fig. 6, a roller groove 105 is formed on the arc-shaped concave surface 101 of the base 10, a second roller 106 is arranged in the roller groove 105, and the second roller 106 is attached to the arc-shaped convex surface 213 of the fan cover 20. Specifically, a roller groove 105 is formed in a connecting surface of the base 10 and the arc concave surface 101, a second roller 106 is arranged in the roller groove 105, and a rolling surface of the second roller 106 and the arc convex surface 213 are attached to each other, so that the fan cover 20 can swing.

Further, the second rollers 106 are located at the front and rear ends of the swing seat 102. Specifically, the second rollers 106 are disposed at the front and rear ends of the swing seat 102, so that the original swing effect is better.

As shown in fig. 5, a limit toothed belt 215 is formed on both sides of the inside of the slide rail 214, a limit rod 107 is provided on the sliding portion 103, and a limit tooth 108 that is engaged with the limit toothed belt 215 is formed at the front end of the limit rod 107. Specifically, limiting toothed belts 215 are formed on two sides inside the sliding rail 214, a limiting rod 107 is arranged on the sliding part 103, limiting teeth 108 matched with the limiting toothed belts 215 are formed at the front ends of the limiting rods 107, and when the limiting teeth 108 pass through each tooth on the limiting toothed belts 215, self-locking is achieved.

As shown in fig. 7, a connecting piece 109 is disposed at the bottom of the base 10, an insertion block 110 for connecting the connecting piece 109 is formed on the base 10, and an insertion groove 111 for engaging with the insertion block 110 is formed on the connecting piece 109. Specifically, the connecting member 109 is provided with a mounting hole 112, the connecting member 109 is fixed on the wall through the mounting hole 112, and is connected to the base 10 of the cooling and heating fan through the cooperation of the insertion block 110 and the insertion slot 111.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A cooling and heating fan comprises a base (10), a fan cover body (20) is connected on the base (10), an air outlet (201) and an air inlet (202) are respectively formed at the front end and the rear end of the fan cover body (20), a motor base (203) is connected with one side of the air inlet (202) in the fan cover body (20), a motor (204) is arranged in the motor base (203), the output shaft of the motor (204) is connected with fan blades (205), a retainer (206) is arranged at the front end of the fan blade (205) in the fan cover body (20), a heating device (207) is arranged on the retainer (206), it is characterized in that an air supply channel (208) is formed at the front end of the fan blade (205) in the fan cover body (20), the air supply channel (208) is communicated with the air outlet (201), and the inner diameter of the air supply channel (208) gradually shrinks inwards from the fan blades (205) to the air outlet (201).

2. The cooling-heating fan according to claim 1, characterized in that the heating device (207) comprises a fixing ring frame (209) arranged on the holding frame (206), and more than three heating sheets (210) are uniformly distributed on the periphery of the fixing ring frame (209).

3. The cooling and heating fan according to claim 2, wherein the holder (206) includes a holder body (216) connected to the fixing ring frame (209), a connection piece (211) is formed at an outer end of the holder body (216), the connection piece (211) is connected to the fan cover (20), and a position of the connection piece (211) coincides with a position of the heating fin (210).

4. The cooling and heating fan according to claim 1, wherein the air inlet (202) and the air outlet (201) are provided with a mesh enclosure (212).

5. The cooling and heating fan according to claim 1, wherein the upper end surface of the base (10) is an arc concave surface (101), the rear end of the fan cover (20) forms an arc convex surface (213) which fits the arc concave surface (101), the arc concave surface (101) of the base (10) is formed with a swing seat (102), the two sides of the swing seat (102) form sliding parts (103), and the arc convex surface (213) of the fan cover (20) is formed with a slide rail (214) which is matched with the sliding parts (103) and slides relative to the swing seat (102) through the slide rail (214).

6. The cooling and heating fan according to claim 5, wherein the sliding part (103) comprises a sliding part body, the front end and the rear end of the sliding part body are provided with first rollers (104), and the first rollers (104) are attached to the inner surface of the slide rail (214).

7. The cooling and heating fan according to claim 6, wherein the arc-shaped concave surface (101) of the base (10) is provided with a roller groove (105), the roller groove (105) is provided with a second roller (106), and the second roller (106) is attached to the arc-shaped convex surface (213) of the fan cover (20).

8. The cooling-heating fan according to claim 7, wherein the second rollers (106) are located at front and rear ends of the swing seat (102).

9. The cooling and heating fan according to claim 5, wherein a limit toothed belt (215) is formed on both sides inside the slide rail (214), a limit rod (107) is provided on the slide part (103), and a limit tooth (108) matched with the limit toothed belt (215) is formed at the front end of the limit rod (107).