CN214332841U

CN214332841U - Electric heater

Info

Publication number: CN214332841U
Application number: CN202120311728.1U
Authority: CN
Inventors: 李朝卿; 彭金华; 张毅; 周宇; 梁洁永
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-01
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses an electric heater, including the casing that has the wind channel, the air intake setting in wind channel is at the casing bottom surface, and the air outlet in wind channel sets up at the casing lateral wall, is equipped with fan subassembly and heating element in the wind channel, still includes the humidification subassembly, and humidification subassembly detachable fixes in the air intake department of casing. The electric heater through with humidification subassembly detachable setting in chassis bottom's air intake department, during the fan subassembly operation, with the moisture suction casing of humidification subassembly in to together blow off along with the hot-blast, reduce air drying degree, promote user experience, the security is high.

Description

Electric heater

Technical Field

The utility model relates to a humidification subassembly especially relates to an electric heater with humidification function.

Background

The electric heater is widely applied, needs to be used when being cold in winter, and particularly needs a heating device to be stable in the north in winter to pass the winter. Compared with an air conditioner, the electric heater is much lower in price, and belongs to the existence of high quality and low price in a heating electric appliance. The warm air blower is very popular with consumers due to the characteristics of small volume, light weight, good effect, convenient movement and the like.

However, the existing fan heater has a single function, and the user experience caused by heating only has a great defect, that is, the skin is dry due to long time of blowing hot air, and the user experience is poor.

SUMMERY OF THE UTILITY MODEL

The warm air blower aims at solving the technical problem that the warm air blower in the background art is used for a long time to cause skin dryness and influence user experience. The utility model provides an electric heater through setting up humidification subassembly detachable in chassis bottom's air intake department, when hot-blast blowing off, with the moisture suction casing of humidification subassembly in to together blow off along with the hot-blast, improve the humidity of air, improve user experience, the security is high.

In order to achieve the above object, the utility model discloses a concrete technical scheme of electric heater as follows:

the utility model provides an electric heater, is including the casing that has the wind channel, and the air intake setting in the chassis bottom surface in wind channel, and the air outlet setting in wind channel is equipped with fan subassembly and heating element in the casing lateral wall in the wind channel, still includes the humidification subassembly, and humidification subassembly detachable fixes in the air intake department of casing.

Further, the humidification subassembly includes the basin, and the basin is fixed with the casing joint.

Furthermore, a plurality of supporting legs are arranged on the bottom surface of the machine shell, and the height of each supporting leg is larger than the axial height of the water tank.

Further, the humidification subassembly still includes wet curtain, and the basin is cyclic annular hollow structure, and basin inner wall bottom sets up the support frame, and wet curtain is arranged in on the support frame.

Further, the humidification subassembly still includes the stick that absorbs water of arranging in the basin, and the stick that absorbs water is the L type, and the stick one end that absorbs water extends to the basin bottom surface, and the other end that absorbs water passes the basin inner wall and contacts with wet curtain.

Further, the humidification subassembly still includes the water tank that sets up in basin one side, and basin lateral wall intercommunication has the ascending basin that adds of opening, and the water tank bottom surface is equipped with the delivery port, water tank and the basin intercommunication that adds.

Further, the fan subassembly includes the motor and fixes the fan blade on the motor drive axle, and casing top surface inner wall is equipped with the motor support of fixed motor, and the motor drive axle sets up with the casing is coaxial.

Furthermore, an air outlet of the casing is communicated with an air outlet box, an air outlet hole is formed in the side wall of the air outlet box far away from the direction of the casing, and the heating assembly is fixed in the air outlet box.

Furthermore, the heating assembly comprises a heating body and a supporting frame for fixing the heating body, the supporting frame is a square frame, clamping blocks for fixing the heating body are respectively arranged on the inner wall of the supporting frame, and the heating body is clamped and fixed in the supporting frame.

Furthermore, the air outlet box inner wall close to the air outlet hole is provided with a limiting strip, the air outlet box further comprises an air outlet grid, the air outlet grid is fixed at the air outlet hole of the air outlet box through a buckle structure, and the air outlet grid and the limiting strip limit the support frame from two sides.

The utility model discloses an electric heater has following advantage:

electric heater, through setting up humidification subassembly detachable in chassis bottom's air intake department, during the fan subassembly operation, with the moisture suction casing of humidification subassembly in to together blow off along with the hot-blast, reduce air drying degree, promote user experience, the security is high.

Drawings

Fig. 1 is a perspective view of the electric heater of the present invention;

fig. 2 is an exploded view of the electric heater of the present invention;

fig. 3 is an exploded view of the humidifying assembly of the present invention;

FIG. 4 is a perspective view of the water tank of the present invention when assembled;

FIG. 5 is a cross-sectional view of the water tank of the present invention when assembled;

FIG. 6 is a cross-sectional view of the wet curtain of the present invention disposed on the supporting frame;

fig. 7 is a perspective view of a second embodiment of the humidifying assembly of the present invention;

FIG. 8 is a perspective view of a second embodiment of the wet curtain of the present invention;

FIG. 9 is a top view of a second embodiment of the wet curtain of the present invention;

fig. 10 is a cross-sectional view of a second embodiment of the wet curtain of the present invention.

The reference numbers in the figures illustrate:

1. a humidifying assembly; 11. a bottom case; 111. a support ring; 112. a connecting rod; 113. a water adding tank; 114. a baffle plate; 12. an upper cover; 121. a fixing hole; 13. a water-absorbing rod; 14. wet curtain; 141. enclosing plates; 142. longitudinal wet curtain sheets; 143. a transverse wet curtain sheet; 144. a water absorbent strip; 15. a water tank; 151. a partition plate; 152. a first communication pipe; 153. a second communicating pipe; 154. a box cover; 2. a housing; 21. an air outlet box; 22. a support leg; 23. a knob; 3. a fan assembly; 4. a heating element; 41. a support frame; 5. and (5) air outlet grids.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model discloses an electric heater, including casing 2 that has the wind channel, the air intake setting in wind channel is in casing 2 bottom surfaces, and the air outlet setting in wind channel is equipped with fan subassembly 3 and heating element at casing 2 lateral wall in the wind channel, still includes humidification subassembly 1, and humidification subassembly 1 detachable fixes in the air intake department of casing 2. Through setting up humidification subassembly 1, when hot-blast when blowing out, with the moisture suction casing 2 of humidification subassembly 1 in to blow out along with hot-blast together, improve the humidity of air, improve user experience, the security is high.

As shown in fig. 2, casing 2 is cylindricly, and humidification subassembly 1 includes the basin, and the basin passes through the buckle structure joint with casing 2 to be fixed to make humidification subassembly 1 detachable fix on casing 2, when not needing the humidification, demolish humidification subassembly 1 can. If can set up a plurality of buckles that have elastic deformation at the basin roof, 2 relative a plurality of card holes that set up in bottom surface of casing, the buckle takes place deformation when inserting the card hole, restores when the buckle inserts the back completely to make the basin fix in casing 2 below.

In addition, basin and casing 2 can dismantle the connection through the closure, and the closure is including fixing the locking piece on the basin lateral wall and articulating the handle on casing 2, and the handle middle part articulates there is the locking lever of U type, through the cooperation of locking lever and locking piece, also can realize the basin and be connected with dismantling of casing 2.

A plurality of supporting legs 22 are arranged on the bottom surface of the machine shell 2, and the height of the supporting legs 22 is larger than the axial height of the water tank, so that air can be smoothly fed into the humidifying assembly 1. In order to facilitate the injection molding, the included angle between the supporting leg 22 and the axial lead of the shell 2 is 0.5-5 degrees, and the supporting leg 22 has certain elastic deformation.

As shown in fig. 3, the water tank is a ring-shaped hollow structure, a central channel of the water tank forms a channel for air circulation, and the central channel of the water tank is arranged opposite to the air inlet of the casing 2. The basin is cup jointed each other by annular drain pan 11 and upper cover 12 and is formed, and drain pan 11 includes annular bottom plate and connects the curb plate in the bottom plate periphery, and upper cover 12 includes annular apron and connects the inner panel in apron internal periphery, and apron periphery overlap joint is on the curb plate top, and the grafting that the apron bottom is sealed is at the bottom plate inner circle.

As shown in fig. 4, the humidifying assembly 1 further includes a wet curtain 14 and a supporting frame for supporting the wet curtain 14, the supporting frame is fixed on the inner periphery of the bottom case 11, the supporting frame includes a plurality of supporting rings 111 coaxially disposed with the bottom case 11, each supporting ring 111 is connected with the inner periphery of the bottom case 11 through a connecting rod 112, the connecting rods 112 are uniformly distributed along the radial direction of the bottom case 11, and the wet curtain 14 is placed on the supporting frame. Generally, the humidifying assembly 1 may be disposed upstream or downstream of the heat generating assembly. When the wet curtain 14 is arranged at the downstream of the heating component, the air at the air outlet firstly passes through the heating element 4, the heat of the heating element 4 is brought into the air, and then the water vapor on the wet curtain 14 is taken away, so that the heating and humidifying effects are achieved; preferably, the humidifying assembly 1 is disposed upstream of the heat generating assembly, and the wet curtain 14 is not affected by high temperature.

In one embodiment, the wet curtain 14 comprises wet curtain sheets which are crosswise and longitudinally alternately arranged in a grid shape, the arrangement direction of the wet curtain sheets is parallel to the air circulation direction, grid holes formed by the wet curtain sheets form gaps for air to pass through, a circular coaming 141 is arranged on the periphery of the wet curtain 14, the coaming 141 is made of water absorption materials, and the grid-shaped wet curtain 14 structure fully considers that the water evaporation area is as large as possible, simultaneously reduces the wind resistance and enables the humidification quantity to reach the maximum value.

In another embodiment, as shown in fig. 7-9, the wet curtain 14 includes a circular enclosing plate 141 made of water-absorbing material, a plurality of longitudinal wet curtain sheets 142 are disposed in the enclosing plate 141, a plurality of transverse wet curtain sheets 143 are disposed between adjacent longitudinal wet curtain sheets 142 and between the enclosing plate 141 and the wet curtain sheets, in order to uniformly humidify the wet curtain 14, a water-absorbing strip 144 is disposed in each longitudinal wet curtain sheet 142, both ends of the water-absorbing strip 144 are respectively connected to the enclosing plate 141, the water-absorbing capacity of the water-absorbing strip 144 is higher than the water-absorbing capacity cavity of the wet curtain sheet, and after the enclosing plate 141 absorbs water, the water is radially transmitted to the wet curtain sheets inside the wet curtain 14 through the water-absorbing strip 144.

In order to reduce the usage of the absorbent strips 144 and ensure the uniformity of the wet-out curtains 14, as shown in fig. 10, the absorbent strips 144 in the adjacent longitudinal wet-out curtains 14 have different heights, and the absorbent strips 144 in the respective longitudinal wet-out curtains 14 are alternately arranged, and the absorbent strips 144 in the adjacent longitudinal wet-out curtains 14 wet-out the wet-out of the top and bottom of the transverse wet-out curtains 14 respectively.

In order to improve the water absorption of the wet curtains 14, the transverse wet curtain 14 sheets are in a wave shape, a zigzag shape, an S-shaped bent shape and the like, and the transverse wet curtain 14 sheets are arranged in an array to increase the surface area of the transverse wet curtain 14 sheets.

As shown in fig. 6, the humidification module 1 further includes a water absorption rod 13 disposed in the water tank, the water absorption rod 13 is L-shaped, the inner plate is provided with a plurality of fixing holes 121 for the water absorption rod 13 to pass through, one end of the water absorption rod 13 extends to the bottom surface of the water tank, the other end of the water absorption rod 13 passes through the fixing holes 121 to contact with the surrounding plate 141, the water absorption rod 13 is radially and uniformly distributed, on one hand, the surrounding plate 141 plays a supporting role, on the other hand, the water absorption rod 13 transmits the water in the water tank to the surrounding plate 141, so as to wet the whole wet curtain 14, and the air after humidification is discharged through the fan module 3.

In order to continuously replenish water into the water tank, the humidifying assembly 1 further comprises a water tank 15 arranged on one side of the water tank, the side wall of the water tank is communicated with a water adding tank 113 with an upward opening, a water outlet is formed in the bottom surface of the water tank 15, and the water outlet of the water tank 15 is communicated with the top opening of the water adding tank 113. As shown in fig. 5, a partition 151 of an L-shape is disposed at a water outlet of the water tank 15, a water outlet channel is formed by the partition 151 and a side wall of the water tank 15, a baffle 114 connected with the partition 151 is disposed in the water charging tank 113, a bottom end of the baffle 114 extends to a bottom surface of the water charging tank 113, a bottom end of the baffle 114 is disposed below the fixing hole 121, a first communicating pipe 152 is disposed on one side of the partition 151 away from the water outlet channel, a end of the first communicating pipe 152 penetrates through the side wall of the water tank 15, and is communicated with a second communicating pipe 153, the second communicating pipe 153 is distributed along a vertical direction, a free end of the second communicating pipe 153 extends to a top end of the water tank 15, a water charging port is disposed on a top surface of the water tank 15, and a cover 154 is sealed at the water charging port. When the liquid level in the water tank 113 is lower than the bottom of the baffle 114, the first communicating pipe 152 and the second communicating pipe 153 communicate the water tank with the atmosphere, so that air enters the water tank 15, water in the water tank 15 enters the water tank, and water is automatically supplied to the water tank.

The fan assembly 3 comprises a motor and fan blades fixed on a motor driving shaft, a motor support for fixing the motor is arranged on the inner wall of the top surface of the casing 2, the motor driving shaft and the casing 2 are coaxially arranged, and a knob 23 for adjusting the rotating speed of the motor is arranged at the center of the top surface of the casing 2 so as to realize bottom air inlet and side air outlet.

In order to fix the heating component, an air outlet box 21 is communicated with an air outlet of the casing 2, an air outlet hole is formed in the side wall of the air outlet box 21 far away from the casing 2, and the heating component is fixed in the air outlet box 21 so as to blow hot air to a user in a directional mode. The heating assembly comprises a heating body 4 and a supporting frame 41 for fixing the heating body 4, the supporting frame 41 is a square frame, the inner walls of the supporting frame 41 are respectively provided with a clamping block for fixing the heating body 4, and the heating body 4 is clamped and fixed in the supporting frame 41.

In order to fix the heating component in the air outlet box 21, the inner wall of the air outlet box 21 close to the air outlet hole is provided with a limiting strip, the heating component further comprises an air outlet grid 5, the air outlet grid 5 is fixed at the air outlet hole of the air outlet box 21 through a buckle structure, and after the heating component is inserted into the air outlet box 21, the air outlet grid 5 and the limiting strip tightly squeeze the supporting frame 41 from two sides, so that the heating component is fixed in the air outlet box 21.

This electric heater is through setting up humidification subassembly 1 detachable in the air intake department of casing 2, and when fan subassembly 3 moves, with the moisture suction casing 2 of humidification subassembly 1 in to together blow off along with the hot-blast, reduce air drying degree, promote user experience, the security is high.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides an electric heater, its characterized in that, is including casing (2) that have the wind channel, and the air intake setting in wind channel is in casing (2) bottom surface, and the air outlet setting in wind channel is equipped with fan subassembly (3) and heating element in casing (2) lateral wall in the wind channel, still includes humidification subassembly (1), and humidification subassembly (1) detachable fixes in the air intake department of casing (2).

2. The electric heater according to claim 1, characterized in that the humidifying assembly (1) comprises a water tank, and the water tank is fixed with the casing (2) in a clamping manner.

3. The electric heater according to claim 2, characterized in that a plurality of legs (22) are provided on the bottom surface of the casing (2), and the height of the legs (22) is greater than the axial height of the water tank.

4. The electric heater according to claim 2, wherein the humidifying assembly (1) further comprises a wet curtain (14), the water tank is of an annular hollow structure, a support frame is arranged at the bottom of the inner wall of the water tank, and the wet curtain (14) is arranged on the support frame.

5. The electric heater according to claim 4, characterized in that the humidifying assembly (1) further comprises a water absorbing rod (13) arranged in the water tank, the water absorbing rod (13) is L-shaped, one end of the water absorbing rod (13) extends to the bottom surface of the water tank, and the other end of the water absorbing rod (13) penetrates through the inner wall of the water tank to be in contact with the wet curtain (14).

6. The electric heater according to claim 2, characterized in that the humidifying assembly (1) further comprises a water tank (15) arranged on one side of the water tank, the side wall of the water tank is communicated with the water adding tank (113) with an upward opening, a water outlet is arranged on the bottom surface of the water tank (15), and the water tank (15) is communicated with the water adding tank (113).

7. The electric heater according to claim 1, wherein the fan assembly (3) comprises a motor and a fan blade fixed on a motor driving shaft, a motor bracket for fixing the motor is arranged on the inner wall of the top surface of the casing (2), and the motor driving shaft is coaxially arranged with the casing (2).

8. The electric heater according to claim 1, wherein the air outlet of the casing (2) is connected to an air outlet box (21), an air outlet hole is provided on the side wall of the air outlet box (21) far from the casing (2), and the heating element is fixed in the air outlet box (21).

9. The electric heater according to claim 8, wherein the heating assembly comprises a heating element (4) and a supporting frame (41) for fixing the heating element (4), the supporting frame (41) is a square frame, the inner walls of the supporting frame (41) are respectively provided with a fixture block for fixing the heating element (4), and the heating element (4) is clamped and fixed in the supporting frame (41).

10. The electric heater according to claim 9, characterized in that a limiting strip is arranged on the inner wall of the air outlet box (21) near the air outlet, and further comprising an air outlet grid (5), wherein the air outlet grid (5) is fixed at the air outlet of the air outlet box (21) through a buckle structure, and the air outlet grid (5) and the limiting strip limit the support frame (41) from two sides.