CN215001829U - Electric heater - Google Patents

Electric heater Download PDF

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Publication number
CN215001829U
CN215001829U CN202120803838.XU CN202120803838U CN215001829U CN 215001829 U CN215001829 U CN 215001829U CN 202120803838 U CN202120803838 U CN 202120803838U CN 215001829 U CN215001829 U CN 215001829U
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China
Prior art keywords
shell
electric heater
wet curtain
water
air outlet
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CN202120803838.XU
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Chinese (zh)
Inventor
李琳琳
钟娘康
姚锐权
李靖
温思越
韩鹏
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN202120803838.XU priority Critical patent/CN215001829U/en
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Abstract

The utility model provides an electric heater, electric heater include the shell and set up electrothermal element, spiral case, fan, water supply assembly and the wet curtain subassembly in the shell. The shell is provided with a shell air inlet part and a shell air outlet part; the volute forms an air channel, a volute air inlet and a volute air outlet are respectively arranged at two ends of the air channel, the fan is positioned at the volute air inlet, the wet curtain assembly is positioned at the volute air outlet, the water supply assembly is used for humidifying the wet curtain assembly, and the volute air outlet is close to the shell air outlet and is communicated with the shell air outlet; the electric heating element is positioned between the air inlet part of the shell and the fan. The electric heater can heat and humidify air, and has a good humidifying effect.

Description

Electric heater
Technical Field
The utility model belongs to the technical field of the heating installation and specifically relates to an electric heater is related to.
Background
Along with the improvement of living standard of people, more and more attention is paid to living quality. Traditional electric heater is in the use, along with the temperature promotes, and indoor air is also more and more dry, makes human body feel uncomfortable. And the room is comparatively dry after the electric heater uses for a long time and causes the human body to be on fire easily, is unfavorable for user's healthy.
The existing electric heater is provided with a water tank between a resistance wire and an air outlet, and the hot air is evaporated by the hot air so as to realize the effect of humidifying the hot air. However, the contact area between the water in the water tank and the hot air is small, the evaporation rate of the water in the water tank is low, and the humidification effect is not ideal.
Another kind of current electric heater is through setting up atomizing device to the room air humidification, and this scheme need set up extra atomizing device, can increase the electric heater size, and the cost of simultaneously can greatly increased electric heater, atomizing device passes through the outside spraying of atomising head moreover, can cause the inhomogeneous condition of ambient humidity like this.
The existing electric heater is not internally provided with components such as a volute and the like, and only a reticular wet curtain is arranged at a position close to an air outlet so as to humidify hot air coming out of the air outlet. The inconsistent air current direction of electric heater inside can form the turbulent flow like this, and the air-out is efficient and the noise probably appears.
Disclosure of Invention
The utility model aims at providing a can heat and the humidification to the air, and the humidification is effectual, the electric heater that the humidification homogeneity is good.
In order to achieve the above object, the present invention provides an electric heater, which comprises a housing, and an electric heating element, a fan, a water supply assembly and a wet curtain assembly disposed in the housing. The shell is provided with a shell air inlet part and a shell air outlet part. The shell is also internally provided with a volute, the volute forms an air channel, two ends of the air channel are respectively provided with a volute air inlet and a volute air outlet, the fan is positioned at the volute air inlet, the wet curtain assembly is positioned at the volute air outlet, the water supply assembly is used for humidifying the wet curtain assembly, the volute air outlet is close to the shell air outlet and is communicated with the shell air outlet, and the electric heating element is positioned between the shell air inlet and the fan.
According to the scheme, when the electric heater works, indoor cold air enters the shell from the air inlet part of the shell and is heated by the electric heating element, and under the driving of the fan, air flow enters the air channel of the volute and is discharged from the air outlet part of the shell after passing through the wet curtain assembly from the air outlet of the volute. The hot-air can evaporate the moisture in the wet curtain subassembly when wet curtain subassembly, becomes vapor after the water evaporation to realize the effect that increases air humidity.
The spiral case can realize the gathering and the guide to the air current, in order to guarantee that the air current that gets into in the shell from shell air inlet portion flows equally to shell air outlet portion, thereby improve air-out efficiency, the air current that flows to wet curtain subassembly through the guide of spiral case simultaneously is even, because the area of wet curtain subassembly is big, the water absorbing capacity is strong, even hot gas flow is behind wet curtain subassembly, the hot-air can obtain even humidification, thereby guarantee that air current humidity and humidity from shell air outlet portion come out are even, thereby make the homogeneity of indoor environment's humidity and temperature good.
In addition, the wet curtain component has the characteristics of natural water absorption, high diffusion speed and durable effect, and the contact area of the wet curtain component and hot air is large when the hot air passes through, so that a good humidifying effect can be achieved.
The volute preferably comprises a first shell and a second shell, and the interiors of the first shell and the second shell enclose an air duct; the first shell is fixed on the second wall plate and is positioned above the air outlet part of the shell.
Therefore, the volute air outlet is connected with the shell air outlet portion, hot air after humidification flowing out of the volute air outlet can directly flow out of the shell air outlet portion, working efficiency of the electric heater is improved, and noise possibly caused by air leakage gaps formed between the first shell and the shell is avoided.
The further scheme is that the water supply assembly is connected at the position, close to the air outlet part of the shell, of the second shell, the first shell and the water supply assembly are arranged in the vertical direction in a relative mode, and the wet curtain assembly is located between the first shell and the water supply assembly.
Therefore, the water supply assembly and the wet curtain assembly are arranged at the corner position of the bottom of the shell, so that the inner space of the shell is fully utilized.
Preferably, the wet curtain assembly covers the volute outlet.
Therefore, the air flowing out of the volute air outlet can be fully humidified, and the humidifying effect is improved.
One preferred scheme is that the water supply assembly comprises a water tank, the water tank is installed on the lower side of the wet curtain assembly, the lower end of the wet curtain assembly extends into the water tank, or the water tank is installed above the wet curtain assembly, and a water outlet hole is formed in one end, close to the wet curtain assembly, of the water tank.
Therefore, the lower end of the wet curtain component extends into the water tank, and water permeates to the wet curtain component through capillary action, so that the function of humidifying the curtain component is achieved.
The water supply assembly further comprises a water tank, and the water tank is located at one end of the water tank in the length direction and is communicated with the water tank.
Therefore, the water tank is used for supplying water to the water tank, the water tank is arranged at one end of the length direction of the water tank, the space inside the shell can be effectively utilized, and the effect of reducing the size of the electric heater is achieved.
The water tank is provided with a water outlet, the water tank is connected to the water outlet, and the water outlet is provided with a valve for opening and closing the water outlet.
The electric heater further comprises a humidity sensor and a controller, and the humidity sensor and the valve are electrically connected with the controller.
Therefore, the humidity sensor is used for detecting the humidity of the environment, when the humidity is lower than a first preset value, the valve is opened, water in the water tank flows into the water tank, and after hot air passes through the wet curtain assembly, water in the wet curtain assembly is evaporated to start the humidifying function. When the humidity reaches a second preset value, the valve is closed, and the humidifying function is closed.
Still further scheme is, the electric heater still includes level sensor and controller, and level sensor installs in the water tank, and level sensor is connected with the controller electricity.
Therefore, the water level sensor is arranged in the water tank, and the alarm is given when the water level drops to a certain degree to remind a user of adding water.
Preferably, the housing comprises a first wall plate and a second wall plate which are arranged in an intersecting manner, the first wall plate is positioned at the top of the housing, the housing air inlet part is positioned on the first wall plate, and the housing air outlet part is positioned on the lower side of the second wall plate.
Therefore, the air inlet part and the air outlet part of the shell are arranged at positions a little far away from each other, so that the situation that the air humidified by heating enters the electric heater from the air inlet part of the shell can be avoided, and the working efficiency of the electric heater is reduced. In addition, the lower side that shell air-out portion is close to the electric heater, like this, hot-air can upwards float uniformly to make ambient temperature more even.
Preferably, the housing air inlet portion, the housing air outlet portion, the volute air inlet, the volute air outlet, the electric heating element, the volute, the fan and the water supply assembly all extend along the length direction of the housing.
Therefore, the air inlet volume and the air outlet volume of the electric heater can be improved, and the working efficiency of the electric heater is improved.
In a preferred embodiment, the fan is a crossflow fan.
Drawings
Fig. 1 is the structure diagram of the electric heater embodiment after hiding the second wallboard.
Fig. 2 is a cross-sectional view of the embodiment of the electric heater of the present invention.
Fig. 3 is an exploded view of the electric heater according to the embodiment of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 3, the electric heater includes a housing 1, and an electric heating element 2, an electric appliance box 3, a scroll case 4, a blower fan 51, a wind sweeping motor 52, a water supply assembly 6, a wet curtain assembly 7, and a controller disposed in the housing 1. The electric heater is supported on the floor by legs 10 installed at the bottom of the casing 1. The fan 51 in this embodiment is a cross-flow fan.
The housing 1 is rectangular, and the housing 1 comprises a first wall plate 11 and a second wall plate 12 which are vertically connected, wherein the first wall plate 11 is positioned at the top of the housing 1. The first wall plate 11 is provided with a shell air inlet part 14, and the second wall plate 12 is provided with a shell air outlet part 15 at a position close to the lower side. The housing air inlet portion 14 includes a plurality of rectangular holes arranged in a matrix, and the housing air outlet portion 15 includes a plurality of strip-shaped openings arranged in parallel.
The electrical heating element 2, the volute 4, the fan 51, the housing air inlet portion 14 and the housing air outlet portion 15 all extend along the length direction L of the housing 1. The electric heating element 2 is positioned between the air inlet part 14 of the shell and the fan 51, the electrical box 3 is electrically connected with the electric heating element 2, the electrical box 3 is positioned at the axial end of the electric heating element 2, and the wind sweeping motor 52 is connected at the axial end of the fan 51. The electric heating element 2 comprises a resistance wire heating tube and a radiating fin arranged on the resistance wire heating tube.
The volute 4 comprises a first casing 41 and a second casing 42, the first casing 41 is fixed on the second wall plate 12 and located above the housing air outlet portion 15, an air duct 43 is enclosed by the first casing 41 and the second casing 42, two ends of the air duct 43 are respectively provided with a volute air inlet 44 and a volute air outlet 45, and the volute air inlet 44 and the volute air outlet 45 both extend along the length direction L of the housing 1. The volute air outlet 45 is close to the housing air outlet portion 15 and opposite to and communicated with the housing air outlet portion 15. The fan 51 is located at the volute air inlet 44, the wet curtain assembly 7 is located at the volute air outlet 45, and the wet curtain assembly 7 completely or partially covers the volute air outlet 45.
The water supply assembly 6 is used for humidifying the wet curtain assembly 7, the water supply assembly 6 comprises a water tank 61 and a water tank 62, the water tank 61 extends along the length direction L of the shell 1, the water tank 62 is located at one end of the length direction of the water tank 61 and is communicated with the water tank 61, a water outlet is formed in the side wall of the water tank 62, the water tank 61 is connected to the water outlet 611, a valve 64 is arranged at the water outlet 611, and the valve 64 is used for opening or closing the water outlet 611. The water tank 61 is connected to the second housing 42 near the housing air outlet 15, the first housing 41 and the water tank 61 are arranged in a vertical direction, the wet curtain assembly 7 is located between the first housing 41 and the water tank 61, and the lower end of the wet curtain assembly 7 extends into the water tank 61. A water level sensor 63 for detecting the water storage capacity in the water tank 62 is arranged in the water tank 62, a humidity sensor (not shown) for detecting the indoor environment humidity is arranged on the housing 1, and the water level sensor 63, the humidity sensor and the valve 64 are all electrically connected with the controller.
Wet curtain subassembly 7 comprises the multilayer ripple paper that the superpose is in the same place, ripple paper has many parallel arrangement and has the ripple, the ripple slope opposite direction of adjacent two-layer ripple paper, thereby form a series of crisscross passageway each other, adjacent two-layer ripple paper contacts on crest or trough, produce passageway contact site, rivers flow in wet curtain paper, form the one deck water film on wet curtain paper in wet curtain paper, consequently, the wet curtain provides enough big area of contact for air and water, water fully evaporates, therefore can realize fine increase air humidity's effect.
The electric heater during operation, humidity transducer detects indoor humidity, when humidity is less than first default, if humidity is less than 45%, open the humidification function, the valve is opened, water in the water tank 62 flows into in the basin 61, water in the basin 61 gets into in the wet curtain subassembly 7 under the capillary action, indoor cold air gets into by electric heating element 2 behind the shell 1 inside from shell air inlet portion 14 and heats, under the drive of fan 51, the air current gets into in the wind channel 43 of spiral case 4 and from spiral case air outlet 45 through discharging from shell air outlet portion 15 behind the wet curtain subassembly 7, realize the humidification effect. When the humidity reaches a second preset value, for example, the humidity reaches 65%, the valve is closed, and the humidifying function is closed.
From top to bottom, the electric heater during operation, the moisture in the wet curtain subassembly can be evaporated to the hot-air when wet curtain subassembly, becomes vapor behind the evaporation of water to realize the effect that increases air humidity. In addition, the wet curtain component has the characteristics of natural water absorption, high diffusion speed and durable effect, and the contact area of the wet curtain component and hot air is large when the hot air passes through, so that a good humidifying effect can be achieved.
In addition, the basin of water supply assembly also can be located the top of wet curtain subassembly, and the basin bottom is provided with a plurality of apopores in order to carry out the humidification to wet curtain subassembly, and the while sets up another basin in the below of wet curtain subassembly for avoiding unnecessary rivers to the shell simultaneously. Other existing wet curtain configurations may also be used for the wet curtain assembly. The positions of the shell air inlet part and the shell air outlet part can be interchanged, meanwhile, the wet curtain assembly and the water supply assembly are arranged above the volute, and the electric heating element is arranged at a position close to the shell air inlet part, so that the humidified hot air can be discharged from the upper side of the shell. The wet curtain component can be directly placed in the water tank, or can be fixed on the shell or the volute, and the lower end of the wet curtain component extends into the water tank. The shape of the housing, and the positions, sizes, shapes, numbers and the like of the air inlet part and the air outlet part of the housing can be changed according to needs. The above changes also enable the object of the present invention to be achieved.
Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, and are not intended to limit the scope of the present invention, as those skilled in the art will appreciate that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.

Claims (12)

1. The electric heater comprises a shell, and an electric heating element, a fan, a water supply assembly and a wet curtain assembly which are arranged in the shell, wherein the shell is provided with a shell air inlet part and a shell air outlet part;
the method is characterized in that:
the wet curtain humidifying device comprises a shell, a wet curtain assembly, a water supply assembly and a water outlet assembly, wherein the shell is internally provided with a volute, the volute forms an air channel, two ends of the air channel are respectively provided with a volute air inlet and a volute air outlet, the fan is positioned at the volute air inlet, the wet curtain assembly is positioned at the volute air outlet, the water supply assembly is used for humidifying the wet curtain assembly, and the volute air outlet is close to the shell air outlet and is communicated with the shell air outlet;
the electric heating element is positioned between the air inlet part of the shell and the fan.
2. The electric heater of claim 1, wherein:
the volute comprises a first shell and a second shell, and the first shell and the second shell enclose the air duct;
the first shell is fixed on the shell and positioned above the air outlet part of the shell.
3. The electric heater of claim 2, wherein:
the water supply assembly is connected the second casing is close to shell air-out portion department, first casing with the water supply assembly sets up in vertical direction relatively, wet curtain subassembly is located first casing with between the water supply assembly.
4. The electric heater of any of claims 1 to 3, wherein:
the wet curtain assembly covers the volute air outlet.
5. The electric heater of any of claims 1 to 3, wherein:
the water supply assembly comprises a water tank;
the water tank is arranged at the lower side of the wet curtain component, and the lower end of the wet curtain component extends into the water tank; or
The water tank is arranged above the wet curtain component, and one end of the water tank, which is close to the wet curtain component, is provided with a water outlet hole.
6. The electric heater of claim 5, wherein:
the water supply assembly further comprises a water tank, and the water tank is communicated with the water tank.
7. The electric heater of claim 6, wherein:
the water tank is provided with a water outlet, the water tank is connected to the water outlet, and the water outlet is provided with a valve for opening and closing the water outlet.
8. The electric heater of claim 7, wherein:
the electric heater still includes humidity transducer and controller, humidity transducer with the valve all with the controller electricity is connected.
9. The electric heater of claim 6, wherein:
the electric heater also comprises a water level sensor and a controller, wherein the water level sensor is arranged in the water tank, and the water level sensor is electrically connected with the controller.
10. The electric heater of any of claims 1 to 3, wherein:
the shell is including crossing first wallboard and the second wallboard that sets up, first wallboard is located the top of shell, the shell air inlet portion is located on the first wallboard, the shell air outlet portion is located the downside of second wallboard.
11. The electric heater of any of claims 1 to 3, wherein:
the casing air inlet portion, the casing air outlet portion, the spiral case air inlet, the spiral case air outlet, the electric heating element, the spiral case, the fan, the water supply subassembly all extend along the length direction of casing.
12. The electric heater of any of claims 1 to 3, wherein:
the fan is a cross-flow fan.
CN202120803838.XU 2021-04-19 2021-04-19 Electric heater Active CN215001829U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120803838.XU CN215001829U (en) 2021-04-19 2021-04-19 Electric heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120803838.XU CN215001829U (en) 2021-04-19 2021-04-19 Electric heater

Publications (1)

Publication Number Publication Date
CN215001829U true CN215001829U (en) 2021-12-03

Family

ID=79093381

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120803838.XU Active CN215001829U (en) 2021-04-19 2021-04-19 Electric heater

Country Status (1)

Country Link
CN (1) CN215001829U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114087649A (en) * 2021-12-24 2022-02-25 珠海格力电器股份有限公司 electric heater
CN114263965A (en) * 2022-01-07 2022-04-01 珠海格力电器股份有限公司 Electric heater
JP2023044438A (en) * 2021-09-17 2023-03-30 アイリスオーヤマ株式会社 heating system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023044438A (en) * 2021-09-17 2023-03-30 アイリスオーヤマ株式会社 heating system
JP7711929B2 (en) 2021-09-17 2025-07-23 アイリスオーヤマ株式会社 Heating and humidifying equipment
CN114087649A (en) * 2021-12-24 2022-02-25 珠海格力电器股份有限公司 electric heater
CN114087649B (en) * 2021-12-24 2025-06-06 珠海格力电器股份有限公司 Electric heater
CN114263965A (en) * 2022-01-07 2022-04-01 珠海格力电器股份有限公司 Electric heater

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