CN111089377A

CN111089377A - Mute type positive pressure evaporation humidifier

Info

Publication number: CN111089377A
Application number: CN202010103698.5A
Authority: CN
Inventors: 皮体斌
Original assignee: Chengdu Zhongbang Intelligent Technology Co Ltd
Current assignee: Chengdu Zhongbang Intelligent Technology Co Ltd
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-05-01
Also published as: EP4109002B1; CN113432220B; WO2021164366A1; EP4109002A4; CN111912069A; CN113418257A; CN113432220A; KR20220143914A; EP4109002A1; CN113375250A; CN113432221A

Abstract

The invention discloses a silent positive pressure evaporation humidifier, which belongs to an evaporation humidifier, and comprises an outer shell, wherein a water storage tank is arranged in the outer shell, an evaporator is arranged in the water storage tank, a fan is arranged below the evaporator, and the air inlet end of the fan is communicated with an air inlet of the outer shell; the upper part of the outer shell is also provided with a water tank, the evaporator surrounds the lower part of the water tank, and the water tank is also communicated with the water storage tank through a water inlet; the upper portion of shell body is equipped with the air outlet, and the air outlet is held the intercommunication with the air-out of fan, and the evaporimeter is arranged in between the air outlet and the air-out of fan hold. The fan is arranged at the lower part of the evaporator, the air inlet is additionally arranged at the lower part of the outer shell, so that noise generated by the fan motor in the operation process can be isolated and absorbed by the evaporator, the noise generated in the operation process of the humidifier can be effectively reduced, and the volume of the humidifier can be further reduced by surrounding the evaporator at the lower part of the water tank.

Description

Mute type positive pressure evaporation humidifier

Technical Field

The invention relates to an evaporative humidifier, in particular to a silent positive pressure evaporative humidifier.

Background

The evaporative humidifier generates an air flow by using a fan, and when the air flow passes through the evaporator, water molecules attached to the evaporator are evaporated and discharged together with the air flow, so that the indoor air is kept humid. The fan needs to be driven by the motor, the fan is arranged above the humidifier shell, the fan rotates to form negative pressure in the shell to generate air flow, the motor can generate noise during operation, higher requirements are put forward on the sealing performance of the humidifier shell, meanwhile, the rotating speed of the fan is limited by considering the noise problem, the maximum humidification quantity of the humidifier is limited, the humidifier with the structure is mostly of a water tank underneath type, the air flow enters from the side face of the shell and is then discharged from the top, the structure cannot control the whole volume of the humidifier product, the design attractiveness of the humidifier is affected, and further research and improvement are needed for the evaporative humidifier with the structure.

Disclosure of Invention

One of the objectives of the present invention is to provide a silent positive pressure evaporation humidifier, so as to solve the technical problems of noise, large volume, poor appearance, etc. during operation of the similar humidifier in the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention relates to a silent positive pressure evaporation humidifier, which comprises an outer shell, wherein a water storage tank is arranged in the outer shell, an evaporator is arranged in the water storage tank, a fan is arranged below the evaporator, and an air inlet end of the fan is communicated with an air inlet of the outer shell; the upper part of the outer shell is also provided with a water tank, the evaporator surrounds the lower part of the water tank, and the water tank is also communicated with the water storage tank through a water inlet; the upper portion of shell body is equipped with the air outlet, the air outlet is linked together with the air-out end of fan, the evaporimeter is arranged in between the air outlet and the air-out end of fan.

Preferably, the further technical scheme is as follows: the inner wall of the outer shell is provided with silencing cotton, and the position of the silencing cotton corresponds to that of the evaporator.

The further technical scheme is as follows: the longitudinal section of the water tank is T-shaped, a mechanical valve is installed in the water storage tank, the mechanical valve corresponds to the water inlet and is used for controlling the water quantity entering the water storage tank from the water inlet through the mechanical valve.

The further technical scheme is as follows: the top of shell body is equipped with the lid, the water tank is arranged in under the lid, the lid edge outside is arranged in to the air outlet.

The further technical scheme is as follows: the air-conditioning system is characterized in that an air flow channel is arranged between the outer wall of the water tank and the inner wall of the outer shell, the evaporator is arranged in the air flow channel, gaps are formed between the evaporator and the outer wall of the water tank and between the evaporator and the inner wall of the outer shell, the air flow channel is communicated with the air outlet and the air outlet end of the fan respectively and used for generating air flow by the fan, one part of the air flow enters the evaporator through the air flow channel and is discharged from the air outlet after passing through the evaporator, and the other part of the air flow is discharged from the air outlet after passing through the outside of the evaporator through the air.

The further technical scheme is as follows: the evaporator is a cylindrical fiber filter element, and the outer contour of the outer shell is cylindrical.

The further technical scheme is as follows: and an ultraviolet sterilizing lamp is also arranged in the water storage tank.

The further technical scheme is as follows: the lower part of the water storage tank is provided with a first heater, and a heating part of the first heater is contacted with the bottom of the water storage tank.

The further technical scheme is as follows: the fan is in power connection with the motor, and the motor is arranged in the outer shell and is arranged above the fan.

The further technical scheme is as follows: the air inlet is arranged in the bottom of shell body, just the second heater is still installed to the bottom of shell body, the second heater is arranged in between air inlet and the fan air inlet end.

Compared with the prior art, the invention has the following beneficial effects: the fan is arranged at the lower part of the evaporator, the air inlet is additionally arranged at the lower part of the outer shell, so that noise generated by a fan motor in the operation process can be blocked and absorbed by the evaporator, the noise generated in the operation process of the humidifier is effectively reduced, the humidification quantity in unit time can be increased by increasing the rotating speed of the fan, the volume of the humidifier can be further reduced by surrounding the evaporator at the lower part of the water tank, the integral attractiveness of the humidifier can be improved by combining the lower air inlet, and meanwhile, the mute type positive pressure evaporation humidifier provided by the invention is simple in structure, suitable for industrial production and easy to popularize.

Drawings

Fig. 1 is a schematic structural diagram for explaining an embodiment of the present invention.

Fig. 2 is a longitudinal sectional view of fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic configuration diagram for explaining another embodiment of the present invention.

In the figure, 1 is an outer shell, 2 is a water storage tank, 3 is an evaporator, 4 is a fan, 5 is an air inlet, 6 is a water tank, 7 is an air outlet, 8 is a water inlet, 9 is a mechanical valve, 10 is a cover body, 11 is an air flow channel, 12 is a first heater, 13 is a motor, 14 is a second heater, and 15 is silencing cotton.

Detailed Description

The invention is further elucidated with reference to the drawing.

Referring to fig. 1 and 2, an embodiment of the present invention is a silent positive pressure evaporation humidifier, which includes an outer casing 1, a water storage tank 2 is provided inside the outer casing 1, and the water storage tank 2 is preferably designed in a ring shape, so that an evaporator 3 is placed inside the water storage tank 2, and the evaporator 3 functions to adsorb water in the water storage tank 2 to the evaporator 3 by a capillary principle and then evaporate the water under the action of an air flow; a fan 4 is arranged below the evaporator 3, the fan 4 can be arranged at the bottom layer of the outer shell 1, and the air inlet end of the fan 4 is communicated with an air inlet 5 of the outer shell 1; in addition, a water tank 6 is also required to be installed on the upper part of the outer shell 1, the water tank 6 is used for storing water, and meanwhile, in order to save space, the evaporator 3 can be installed on the lower part of the water tank 6 in a surrounding manner, and meanwhile, the water tank 6 is also communicated with the water storage tank 2 through a water inlet 8, so that water stored in the water tank 6 can flow into the water storage tank 2 and be absorbed by the evaporator; in addition, the upper part of the outer shell 1 is also provided with an air outlet 7, the air outlet 7 is communicated with the air outlet end of the fan 4, and the evaporator 3 can be directly arranged between the air outlet 7 and the air outlet end of the fan 4; that is, when the fan 4 rotates to generate an air flow, the air flow passes through the evaporator 3 before being discharged from the air outlet 7, so that moisture on the evaporator 3 is evaporated into water molecules, and the water molecules are discharged from the air outlet 7 along with the air flow, thereby achieving the purpose of humidifying the air. In order to ensure the compact structure of the humidifier and not affect the air inlet at the lower part of the outer shell 1, the motor of the fan 4 is arranged in the outer shell 1 and is arranged above the fan 4, and then the motor 13 is in power connection with the fan 4.

In this embodiment, the fan 4 is installed at the lower portion of the evaporator 3, and the air inlet 5 is additionally provided at the lower portion of the outer casing 1, so that noise generated by the motor of the fan 4 during operation can be blocked and absorbed by the evaporator 3, thereby effectively reducing noise during operation of the humidifier, increasing the rotation speed of the fan 4 to increase the humidification amount per unit time, and surrounding the evaporator 3 at the lower portion of the water tank 6 to further reduce the volume of the humidifier, and improving the overall aesthetic property of the humidifier by combining the underneath air inlet 5.

Based on the above embodiment, it is preferable that one or more layers of silencing cotton 15 are installed on the inner wall of the outer casing 1, and the position of the silencing cotton 15 corresponds to the position of the evaporator 3, so that the silencing cotton 15 can absorb the noise generated by the fan motor and reduce the decibel number.

Still referring to fig. 1, in a more preferred embodiment of the present invention for solving the above technical problems, the water tank 6 may be directly designed to have a T-shaped longitudinal section so that the evaporator 3 can be installed around the lower portion of the water tank, as shown in the figure, when the cylindrical evaporator 3 is installed around the lower portion of the water tank 6, the evaporator 3 is engaged with the lower portion of the water tank 6, and both form a column with the same size; based on the above structure, it is preferable that the water tank 6 is designed to have a circular cross section, the evaporator 3 is designed to have a cylindrical shape, and a fiber filter cartridge is used as the evaporator 3 to ensure the evaporator 3 to have a capillary tube performance, and the evaporator 3 of the fiber filter cartridge is a replaceable consumable material in use of the humidifier, and the outer contour of the outer case 1 is designed to have a cylindrical shape to fit the above structure.

On the other hand, as shown in fig. 3, in order to avoid overflow caused by excessive water in the water storage tank 2, a mechanical valve 9 may be further installed in the water storage tank 2, one end of the mechanical valve 9 corresponds to the position of the water inlet 8, a sealable rubber plug is installed on the water inlet 8, the mechanical valve 9 may enable the water storage tank 2 to always maintain sufficient water, and the mechanical valve 9 may utilize the principle of a floating plug valve, when the water storage tank 2 has a rated water amount, the float floats upwards, at this time, the water inlet 8 is closed through the rubber plug, when the water amount in the water storage tank 2 is insufficient, the float descends, the other end of the mechanical valve 9 jacks up the rubber plug on the water inlet, so that the water inlet 8 is opened, so that the water amount in the water storage tank 2 is always kept constant, so that the humidification amount is kept constant, and is not affected by.

Furthermore, in order to facilitate water adding, a cover 10 may be further installed on the top of the outer casing 1, the water tank 6 is disposed under the cover 10, and water can be added to the water tank 6 by uncovering the cover 10 or through a through hole on the cover 10, in this embodiment, the air outlet 7 may be designed on the outer side of the edge of the cover 10.

Based on the above structure, still referring to fig. 1, in another embodiment of the present invention, in order to reduce the wind resistance in the outer casing 1 as much as possible and further reduce the noise generated during the operation of the humidifier, an air flow channel 11 may be specifically designed between the outer wall of the water tank 6 and the inner wall of the outer casing 1, the evaporator 3 is placed in the air flow channel 11, and a gap is maintained between the evaporator 3 and both the outer wall of the water tank 6 and the inner wall of the outer casing 1, and the air flow channel 11 needs to be respectively communicated with the wind outlet 7 and the wind outlet end of the fan 4, the sound-absorbing cotton 15 is located in the air flow channel 11, and the sound-absorbing cotton 15 is matched with the evaporator 3 in the air flow channel 11 to reduce the noise generated by the fan motor and the air; under the action of the airflow channel 11, when the fan 4 rotates to generate airflow, a part of the airflow enters the evaporator 3 through the airflow channel 11, passes through the evaporator 3 and is then discharged through the air outlet 7, and another part of the airflow passes through the evaporator 3 through the airflow channel 11 and is then discharged through the air outlet 7. That is, in the embodiment, the two paths of air flow contact the evaporator 3 at the same time, so that the humidification amount in unit time can be further increased; and preferably, when the air outlet 7, the fan 4 and the evaporator 3 are installed in the outer shell 1, they can be kept on the same straight line perpendicular to the horizontal plane, so as to ensure that the air flow passage can communicate with the three at the shortest distance, which can not only improve the humidifying efficiency of the humidifier, but also further reduce the operating noise.

On the other hand, in order to suppress bacteria in the water in the humidifier, as a preferable configuration of the above embodiment, an ultraviolet sterilizing lamp may be further installed inside the water storage tank 2; referring to fig. 4, in the present embodiment, in order to improve the humidifying efficiency of the humidifier, the inventor further installs a first heater 12 at the lower portion of the water storage tank 2, and the heat generating part of the first heater 12 is in contact with the bottom of the water storage tank 2, so as to heat the water in the water storage tank by means of heat transfer, in order to increase the evaporation of water across the evaporator 3, the inventors have found through experimentation that, as the temperature of the water across the evaporator 3 increases, the evaporation capacity can be obviously improved, according to the test standards in the national standard GBGB/T23332-, in the environment with the temperature of 23 +/-5 ℃, the indoor humidity is 30% +/-5%, the evaporation capacity is 400ml/h, when the water temperature on the evaporator 3 reaches 35 ℃, the evaporation capacity is 600ml/h, and when the water temperature reaches 38 ℃, the evaporation capacity is 900 ml/h; therefore, by controlling the power and heating time of the first heater 12, the water in the water storage tank 2 can be always kept in the temperature range of 30-39 ℃, thereby increasing the humidification amount.

Furthermore, the inventor has found through experiments that not only raising the water temperature helps to raise the humidification amount, but also raising the temperature of the inlet air can raise the humidification amount, and for this purpose, the air inlet 5 can be designed at the bottom of the outer casing 1, and then a second heater 14 is installed at the bottom of the outer casing 1, and the second heater 14 is disposed between the air inlet 5 and the air inlet end of the fan 4, that is, when the fan 4 rotates, the external airflow enters from the air inlet 5, first contacts with the second heater 14, and then enters into the airflow channel 11 to contact with the evaporator 3, so as to raise the humidification amount. The first heater 12 and the second heater 14 may be used to heat water and air flow by means of resistance or electromagnetic coil heating, and will not be described in detail herein.

Referring to fig. 4, in practical use, when the power is turned on, the fan 3 starts to rotate, and the external air enters from the air inlet 5 at the bottom of the outer casing 1, is heated after contacting the second heater 14, continues to enter the air flow channel 11, is divided into two parts in the air flow channel 11 to contact the evaporator 3, and is discharged from the air outlet 7 at the upper part of the outer casing 1, so as to form an air flow inside the outer casing 1; in the process, the mechanical valve 9 in the water storage tank 2 opens the water inlet 8 to enable water in the water tank 6 to flow into the water storage tank 2, when the liquid level of the water storage tank 2 reaches a rated line, the mechanical valve 9 closes the water inlet 8 according to the principle of a floating plug valve, at the moment, the lower part of the evaporator 3 is soaked in the water storage tank 2, water gradually permeates upwards in the fiber filter element through capillary phenomenon, and the water on the evaporator 3 is evaporated and continuously discharged along with the air outlet 7 under the action of the airflow; at this time, the first heater 12 can be used to heat the water in the water storage tank 2, the second heater 14 is combined to heat the air flow, the evaporation amount of the water on the evaporator 3 is increased by the temperature, so as to increase the humidification amount, when water needs to be added, the water can be directly sprayed on the cover body 10, the water can flow into the water tank along with the through hole on the cover body 8, and the cover body 10 can also be uncovered for adding water.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a silence formula malleation evaporation humidifier which characterized in that: the humidifier comprises an outer shell (1), a water storage tank (2) is arranged inside the outer shell (1), an evaporator (3) is arranged in the water storage tank (2), a fan (4) is installed below the evaporator (3), and an air inlet end of the fan (4) is communicated with an air inlet (5) of the outer shell (1); a water tank (6) is further mounted at the upper part of the outer shell (1), the evaporator (3) surrounds the lower part of the water tank (6), and the water tank (6) is further communicated with the water storage tank (2) through a water inlet (8);

the upper portion of shell body (1) is equipped with air outlet (7), air outlet (7) are linked together with the air-out end of fan (4), evaporimeter (3) are arranged in between the air-out end of air outlet (7) and fan (4).

2. The silent positive pressure evaporative humidifier according to claim 1, wherein: the inner wall of the outer shell (1) is provided with silencing cotton (15), and the position of the silencing cotton (15) corresponds to the position of the evaporator (3).

3. The silent positive pressure evaporative humidifier according to claim 1, wherein: the longitudinal section of the water tank (6) is T-shaped, a mechanical valve (9) is installed in the water storage tank (2), and the mechanical valve (9) corresponds to the water inlet (8) and is used for controlling the water quantity entering the water storage tank (2) from the water inlet (8) through the mechanical valve (9).

4. The silent positive pressure evaporative humidifier according to claim 1, wherein: the top of shell body (1) is equipped with lid (10), place lid (10) in under water tank (6), lid (10) edge outside is placed in to air outlet (7).

5. A silent positive pressure evaporative humidifier according to claim 3, wherein: airflow channel (11) have between the outer wall of water tank (6) and the inner wall of shell body (1), airflow channel (11) are arranged in to evaporimeter (3), just all have the clearance between evaporimeter (3) and the outer wall of water tank (6), the inner wall of shell body (1), airflow channel (11) communicate with the air-out end of air outlet (7), fan (4) respectively for produce the air current by fan (4), wherein a part of air current gets into the inside of evaporimeter (3) via airflow channel (11), and discharge by air outlet (7) after passing evaporimeter (3), and another part of air current is discharged by air outlet (7) after the outside of evaporimeter (3) via airflow channel (11).

6. A silent positive pressure evaporation humidifier according to claim 1 or 4, wherein: the evaporator (3) is a cylindrical fiber filter element, and the outer contour of the outer shell (1) is cylindrical.

7. The silent positive pressure evaporative humidifier according to claim 1, wherein: an ultraviolet sterilizing lamp is also arranged in the water storage tank (2).

8. A silent positive pressure evaporation humidifier according to claim 1 or 6, wherein: a first heater (12) is installed on the lower portion of the water storage tank (2), and a heating portion of the first heater (12) is in contact with the bottom of the water storage tank (2).

9. The silent positive pressure evaporative humidifier according to claim 1, wherein: the fan (4) is in power connection with the motor (13), and the motor (13) is installed in the outer shell (1) and is arranged above the fan (4).

10. The silent positive pressure evaporative humidifier according to claim 1, wherein: air intake (5) are arranged in the bottom of shell body (1), just second heater (14) are still installed to the bottom of shell body (1), second heater (14) are arranged in between air intake (5) and fan (4) air inlet end.