CN215951632U

CN215951632U - Thermal evaporation humidifier

Info

Publication number: CN215951632U
Application number: CN202120778869.4U
Authority: CN
Inventors: 朱火旺
Original assignee: Youyue Home Foshan Co ltd
Current assignee: Youyue Home Foshan Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-03-04
Anticipated expiration: 2031-04-16

Abstract

The utility model provides a thermal evaporation humidifier, which comprises a base and a water tank arranged above the base, wherein a top cover with a mist outlet is arranged above the water tank, the base is provided with a heating device, the water tank comprises an outer wall and an inner wall, the inner wall is of a tubular structure with an upper opening and a lower opening, the inner wall is arranged on the heating device, and the inner wall and the heating device form a heating evaporation cavity; the upper part of the inner wall and the upper part of the outer wall are separated by a preset distance to form a water storage cavity; the lower part of the inner wall is close to the lower part of the outer wall, and a water passing gap is formed; the heating evaporation cavity is communicated with the water storage cavity through a water passing gap, and fluid in the water storage cavity can flow into the heating evaporation cavity from the water passing gap. The utility model has the advantages of simple and reasonable structure, simplified the moisturizing structure, the setting up of double-deck thermal-insulated wall has reduced the heat of heating evaporation intracavity and has scattered and disappear, reduces the work energy consumption of thermal evaporation humidifier.

Description

Thermal evaporation humidifier

Technical Field

The utility model relates to the field of humidifiers, in particular to a thermal evaporation humidifier.

Background

The working principle of the thermal evaporation humidifier is that the clear water is heated to 100 ℃ in the evaporation chamber to generate steam, the steam is sent out by a motor, and the evaporation chamber needs to be supplied with the clear water by a water tank. Generally, a conveying channel with a water passing valve is arranged between a water tank and an evaporation chamber, a water level monitoring device is arranged in the evaporation chamber, when the water level monitoring device monitors a water shortage signal, a control switch is started immediately, and water in the water tank is supplemented into the evaporation chamber by controlling the water passing valve. The thermal evaporation humidifier with the structure has a complex structure and higher production and manufacturing cost. In addition, the evaporation chamber which is not subjected to heat preservation and heat insulation treatment is easy to lose heat, so that the problem that the working energy consumption of the thermal evaporation humidifier is high is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the existing problems and provides the energy-saving and high-efficiency thermal evaporation humidifier with a simple water replenishing structure.

The utility model provides a thermal evaporation humidifier, which comprises a base and a water tank arranged above the base, wherein a top cover with a mist outlet is arranged above the water tank, the base is provided with a heating device, the water tank comprises an outer wall and an inner wall, the inner wall is of a tubular structure with an upper opening and a lower opening, the inner wall is arranged on the heating device, and the inner wall and the heating device form a heating evaporation cavity;

the upper part of the inner wall and the upper part of the outer wall are separated by a preset distance to form a water storage cavity;

the lower part of the inner wall is close to the lower part of the outer wall, and a water passing gap is formed;

the heating evaporation cavity is communicated with the water storage cavity through a water passing gap, and fluid in the water storage cavity can flow into the heating evaporation cavity from the water passing gap.

As an improvement of the scheme, the inner wall is a double-layer heat insulation wall.

In an improvement of the above aspect, the double-layered heat insulating wall includes a first heat insulating wall located at an outer portion and a second heat insulating wall located at an inner portion, an air space is formed between the first heat insulating wall and the second heat insulating wall, and a width of an upper portion of the air space decreases from top to bottom.

As a modification of the above scheme, the width of the lower part of the air interlayer is the same.

As an improvement of the scheme, the width of the water passing gap is 0.5-5 mm.

As an improvement of the scheme, the heating device is matched with the inner wall, the lower part of the outer wall is inwards shrunk to form a connecting part, the outer wall is close to the lower part of the inner wall through the connecting part to form a water passing gap, and the connecting part is connected with the heating device.

As an improvement of the above aspect, the connecting portion includes a first flat plate portion adjacent to a lower portion of the inner wall and a second flat plate portion connected to the heating device, and the second flat plate portion is disposed horizontally.

As an improvement of the scheme, the base is provided with a blowing device, an air exhaust channel is arranged above the blowing device, and the air exhaust channel is arranged on the side surface of the water tank.

As an improvement of the scheme, the side, close to the air blowing device, of the base is provided with strip-shaped openings, and the strip-shaped openings are arranged along the outer edge of the base.

As an improvement of the scheme, the center of the top cover is provided with a groove, and the groove is provided with a mist outlet nozzle. The implementation of the utility model has the following beneficial effects:

the utility model provides a thermal evaporation humidifier, which comprises a base and a water tank, wherein the water tank comprises an outer wall and an inner wall, the inner wall is of a tubular structure with an upper opening and a lower opening, and the inner wall and a heating device form a heating evaporation cavity; the upper part of the inner wall and the upper part of the outer wall form a water storage cavity. The lower part of the inner wall is close to the lower part of the outer wall, and a water passing gap is formed; the heating evaporation chamber is communicated with the water storage chamber through the water gap, fluid in the water storage chamber can flow into the heating evaporation chamber through the water gap, therefore, the water tank is simple and reasonable in structure, a conveying pipeline and a valve switch for supplying cold water to the heating evaporation area are omitted, efficient water supply of the humidifier is achieved, and meanwhile manufacturing cost is saved.

Furthermore, the inner wall is a double-layer heat insulation wall, so that heat loss in the heating evaporation cavity can be reduced, and the beneficial effect of reducing the working energy consumption of the thermal evaporation humidifier is achieved.

Drawings

FIG. 1 is a cross-sectional view of a thermal evaporation humidifier of the present invention;

fig. 2 is an exploded view of a thermal evaporation humidifier of the present invention;

FIG. 3 is a schematic view of a partial enlarged view of a thermal evaporation humidifier of the present invention at A;

fig. 4 is a view showing an internal structure of a water tank of a thermal evaporation humidifier according to the present invention;

fig. 5 is a perspective view of a thermal evaporation humidifier according to the present invention;

fig. 6 is a bottom view of a thermal evaporation humidifier of the present invention;

fig. 7 is a top view of a thermal evaporation humidifier of the present invention.

Fig. 8 is a schematic view of the operation of a thermal evaporation humidifier of the present invention.

In the figure: 1. a base; 11. forming a strip-shaped hole; 2. a water tank; 21. an outer wall; 211. a connecting portion; 211A, a first flat plate portion; 211B, a second flat plate portion; 22. an inner wall; 221. a first insulating wall; 222. a second insulating wall; 3. a top cover; 31. a groove; 32. a mist outlet nozzle; 4. a heating device; 5. heating the evaporation cavity; 6. a water storage cavity; 7. a water passing gap 8 and a blower device; 9. an air exhaust channel; 91. an air inlet; 92. and (7) air outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a thermal evaporation humidifier, as shown in fig. 1-4, comprising a base 1 and a water tank 2 arranged above the base, wherein a top cover 3 with a mist outlet 32 is arranged above the water tank 2, the base 1 is provided with a heating device 4, the water tank 2 comprises an outer wall 21 and an inner wall 22, the inner wall 22 is a tubular structure with an upper opening and a lower opening, the inner wall 22 is arranged on the heating device 4, and the inner wall 22 and the heating device 4 form a heating evaporation cavity 5; the upper part of the inner wall 22 and the upper part of the outer wall 21 are separated by a preset distance to form a water storage cavity 6; the lower part of the inner wall 22 is close to the lower part of the outer wall 21, and a water passing gap 7 is formed; the heating evaporation cavity 5 is communicated with the water storage cavity 6 through a water passing gap 7, and fluid in the water storage cavity 6 can flow into the heating evaporation cavity 5 from the water passing gap 7.

This utility model discloses a thermal evaporation humidifier divides water tank 2 into two regions in water storage cavity 6 and heating evaporation chamber 5 through inner wall 22. The heating device 4 heats the clean water in the heating evaporation cavity 5, so that the clean water is rapidly heated and boiled to generate water vapor, and the water vapor is discharged from the mist outlet nozzle 32 on the top cover 3. In the evaporation process, clear water in the heating evaporation cavity 5 is continuously reduced, the water level in the cavity can be gradually lower than the water level height of the water storage cavity 6, at the moment, according to the atmospheric pressure balance principle, water in the water storage cavity 6 can flow into the heating evaporation cavity 5 along the water passing gap 7, and water is supplemented to the heating evaporation cavity 5 in real time. This utility model discloses a water tank structural design has simplified the moisturizing device commonly used, has removed the pipeline and the valve switch that are used for replenishing cold water to the heating evaporation district from, realizes the high-efficient moisturizing of thermal evaporation humidifier, saves manufacturing cost simultaneously.

Further, in order to maintain the temperature difference between the inside and the outside of the heating evaporation chamber and reduce the evaporation energy consumption of the humidifier, the present invention improves the structure of the inner wall 22. As shown in fig. 4, the inner wall 22 is preferably a double-layered heat insulating wall including a first heat insulating wall 221 located at the outside and a second heat insulating wall 222 located at the inside, and an air layer is formed between the first heat insulating wall 221 and the second heat insulating wall 222, and the width of the upper portion of the air layer is reduced from the top to the bottom, and the width of the lower portion of the air layer is the same. The opening at the upper end of the second thermal-insulating wall 222 of the double-layer thermal-insulating wall is closed, so that the ineffective loss of steam can be avoided, the heat exchange area between the boiling water in the heating evaporation cavity and the air is reduced, and the heat loss is reduced. In addition, air is filled between the inner heat insulation wall and the outer heat insulation wall, the heat conductivity coefficient of the air is second to vacuum, the air is a good heat insulation medium, and the temperature difference between the inside and the outside of the heating evaporation cavity can be kept. Of course, besides the above preferred scheme, other heat preservation and insulation methods can be adopted, for example, a heat preservation and insulation coating can be coated on the outer side of the inner wall of the double-layer heat insulation wall or the inner side of the outer wall of the double-layer heat insulation wall, and the heat preservation coating can not be exposed in clear water, so that the water quality is prevented from being polluted, and meanwhile, the heat preservation and insulation effects are achieved. Besides, the double-layer heat insulation wall can be filled with heat insulation medium before the double-layer heat insulation wall, so that a similar effect can be achieved.

As shown in fig. 3, the heating evaporation cavity 5 is communicated with the water storage cavity 6 through a water passing gap 7, and the fluid in the water storage cavity 6 can flow into the heating evaporation cavity 5 from the water passing gap 7. Heating device 4 and inner wall 22 looks adaptation, the lower part of outer wall 21 inwards contracts and forms connecting portion 211, outer wall 21 passes through connecting portion 211 with press close to between the lower part of inner wall 22 so as to form water gap 7, connecting portion 211 with heating device 4 is connected. The connecting part comprises a first flat plate part 211A close to the lower part of the inner wall and a second flat plate part 211B connected with the heating device, the first flat plate part 211A is a smooth curved surface, and the second flat plate part 211B is horizontally arranged and connected with the heating device 4 in a sealing mode, so that the water leakage phenomenon of the water tank is avoided, and the circuit facilities of the equipment are prevented from being damaged.

The gap interval of the water passing gap 7 is preferably 0.5-5mm, more preferably 1-2mm, the water replenishing speed is slow due to too small gap interval, the heating evaporation cavity is possibly in danger of dry burning, and the sufficient heat conduction inside and outside the heating evaporation cavity is caused due to too large gap interval, so that the temperature difference inside and outside the heating evaporation cavity is reduced, and finally the energy consumption of the humidifier is large. The gap distance is set to be 0.5-5mm, so that cold water can smoothly flow into the heating evaporation cavity, the heat conduction area is small, the temperature of the water in the cold water area cannot be raised to be high in the working process of the machine, and the water in the heating evaporation cavity can be kept in a boiling state all the time.

As shown in fig. 1 and 4, an air blowing device 8 is mounted on the base 1, an air exhaust channel 9 is arranged above the air blowing device 8, and the air exhaust channel 9 is arranged on the side surface of the water tank 2. An air inlet 91 and an air outlet 92 are arranged on the side surface of the water tank, and the air outlet 92 is positioned at the top of the water tank and faces the side of the top cover groove 31. The air blown out from the air outlet 92 can cool the water vapor in the groove 31, so that the temperature of the discharged steam is prevented from being too high. Meanwhile, the air outlet 92 can help steam in the water tank to be discharged quickly, and the mist outlet speed of the humidifier is improved. The air blowing device 8 on the base 1 plays a role in heat dissipation for the heating device 4, and damage to components caused by overhigh working temperature is avoided.

As shown in fig. 6, preferably, the base 1 is provided with strip-shaped openings 11, the strip-shaped openings 11 are arranged along the outer edge of the base in a ring shape, the strip-shaped openings are air inlets, and when the air blowing device is started, air is sucked from the strip-shaped openings 11 on the base 1 and enters the humidifier body, and is discharged from the mist outlet of the top cover through the air exhaust channel.

As shown in fig. 2, a top cover 3 is arranged above the water tank 2, a groove 31 with an opening is arranged in the center of the top cover 3, the groove 31 with the opening on the top cover faces the opening at the upper end of the double-layer heat insulation wall, and an opening is arranged in the groove 31 to leave a passage for water vapor diffusion in the heating evaporation cavity. Preferably, the bottom surface of the groove is circular, and the bottom surface of the groove is provided with arc-shaped through holes which are annularly arranged along the edge of the bottom surface of the groove. The groove is internally provided with a mist outlet nozzle 32, and the water vapor gathered in the groove is discharged from the mist outlet nozzle 32 after being cooled. Optimally, for satisfying more women user's demand, can be equipped with the champignon box in top cap groove, like this when vapor is discharged from a fog outlet, can mix the fragrance in the champignon box, the vapor of discharge band with fragrance.

As shown in fig. 8, the working principle of the present invention is as follows:

the clean water in the water tank is heated to boiling water in the heating evaporation cavity 5 through the heating device 4, and the double-layer heat insulation wall is used for preserving heat and insulating the boiling water in the heating evaporation cavity. The water vapor of the boiling water rises and spreads into the groove 31 of the top cover 3, and the water vapor accumulated at the groove 31 is exhausted from the mist outlet nozzle 32 after being air-cooled by the air outlet 92. In the evaporation process, the clear water in the heating evaporation chamber 5 constantly reduces, and the water level of the heating evaporation chamber 5 can be less than the water level height in the water storage chamber 6 gradually, and according to the atmospheric pressure balance principle this moment, the water of water storage chamber 6 can flow to the heating evaporation chamber 5 along the water gap 7 that crosses of water tank bottom connecting portion 211 department, carries out real-time moisturizing to the heating evaporation chamber 5 through crossing the water gap 7, ensures that the dry combustion phenomenon can not take place in the heating evaporation chamber 5, thermal evaporation humidifier simple structure, rational in infrastructure, the work is high-efficient.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims

1. A thermal evaporation humidifier comprises a base and a water tank arranged above the base, wherein a top cover with a mist outlet is arranged above the water tank, and the base is provided with a heating device;

2. A thermal evaporation humidifier according to claim 1, wherein said inner wall is a double insulated wall.

3. A thermal evaporation humidifier according to claim 2, wherein said double-layered heat insulating wall includes a first heat insulating wall located at an outer portion and a second heat insulating wall located at an inner portion, and an air layer is formed between said first heat insulating wall and said second heat insulating wall, and a width of an upper portion of said air layer decreases from top to bottom.

4. A thermal evaporation humidifier according to claim 3, wherein said air interlayer has the same width at the lower portion.

5. A thermal evaporation humidifier according to claim 1, wherein said water passing gap has a width of 0.5-5 mm.

6. A thermal evaporation humidifier according to claim 1, wherein said heating means is adapted to fit within an inner wall, a lower portion of said outer wall being inwardly collapsed to form a junction, said outer wall being adjoined by said junction and a lower portion of said inner wall to form a water gap, said junction being connected to said heating means.

7. A thermal evaporation humidifier according to claim 6, wherein said connecting portion includes a first flat plate portion adjacent to a lower portion of said inner wall and a second flat plate portion connected to said heating means, said second flat plate portion being disposed horizontally.

8. A thermal evaporation humidifier according to claim 1, wherein said base is provided with a blower, and an air exhaust passage is provided above said blower, said air exhaust passage being provided on a side surface of said water tank.

9. A thermal evaporation humidifier according to claim 8, wherein said base is provided with strip-shaped openings adjacent to said blower means, said strip-shaped openings being arranged along an outer edge of said base.

10. A thermal evaporation humidifier according to claim 1, wherein said top cover has a recess in the center thereof, said recess having a mist outlet.