CN108224607A - Humidifier and air conditioner - Google Patents

Abstract

The invention relates to the technical field of humidification, and aims to solve the problems of incomplete separation of water and electricity during the use of existing air conditioner humidifiers, resulting in potential safety hazards, slow humidification speed and uncontrollable humidification amount. To this end, the present invention provides a humidifier, which includes: an inner container for holding a liquid medium; an electric heating layer arranged on the outer wall of the inner container for heating the liquid medium in the inner container; The outer tank is arranged outside the inner tank and forms a vacuum cavity with the inner tank. In addition, the present invention also provides an air conditioner, which includes the aforementioned humidifier and a humidity sensor for detecting ambient humidity, and the humidifier can selectively perform a humidification operation according to the detection result of the ambient humidity. The humidifier of the present invention can realize the complete separation of water and electricity, which improves the safety of the humidifier during use, and the electric heating layer is in a vacuum environment, avoiding the oxidation of the electric heating layer, and improving the service life and reliability of the humidifier .

Description

Humidifiers and air conditioners

technical field

The invention belongs to the technical field of humidification, and specifically provides a humidifier and an air conditioner.

Background technique

In order to ensure constant humidity in the computer room, the air conditioner in the computer room is usually equipped with a humidifier. In order to ensure that there is no condensation corrosion on the surface of the electronic components in the computer room, saturated superheated steam is usually used to perform isothermal humidification in the computer room.

At present, commonly used humidifiers include infrared humidifiers, electrode humidifiers and electric heating humidifiers. Among them, the infrared humidifier has the following problems in the use process: red light pollution; uncontrollable humidification amount; short life of the infrared lamp tube, high maintenance cost and so on. Electrode humidifiers have the following problems in the process of use: water and electricity are not separated, and there are potential safety hazards; the surface of the electrodes is easy to scale, and the service life is short; the requirements for water quality are high, and the water needs to be pre-treated in special cases. The following problems exist in the use of electric humidifiers: the contact area between the surface of the electric heating rod and water is small, the heating is slow, and the humidification efficiency is low; Burning phenomenon; water and electricity are not completely separated, and the surface of the electric heating rod is corroded, which will easily lead to electrification of the water, which poses a safety hazard.

Therefore, a new humidifier and a corresponding air conditioner are needed in the art to solve the above problems.

Contents of the invention

In order to solve the above-mentioned problems in the prior art, that is, in order to solve the problems that existing humidifiers used for air conditioners do not separate water and electricity during the humidification process, there are potential safety hazards, and the humidification speed is slow and the humidification amount is uncontrollable. A humidifier, the humidifier includes: an inner tank, which is used to hold a liquid medium; an electric heating layer, which is arranged on the outer wall of the inner tank, and is used to heat the liquid medium in the inner tank; an outer tank, It is arranged on the outside of the inner bag and forms a vacuum cavity with the inner bag.

In a preferred technical solution of the above humidifier, the electric heating layer is provided on the outer wall of the inner container by coating.

In a preferred technical solution of the above humidifier, the electric heating layer is a nickel-chromium electric heating coating.

In the preferred technical solution of the above humidifier, the humidifier further includes a water inlet assembly, the water inlet assembly includes a water inlet pipe communicated with the inner tank and a water inlet solenoid valve arranged on the water inlet pipe, so The water inlet electromagnetic valve is used to control the water injection operation of the inner tank.

In the preferred technical solution of the above humidifier, the humidifier further includes a drainage assembly, the drainage assembly includes a water outlet pipe communicated with the inner tank and a water outlet solenoid valve arranged on the water outlet pipe, and the water outlet solenoid valve A valve is used to control the draining operation of the inner bladder.

In the preferred technical solution of the above humidifier, the humidifier further includes a first water level sensor and a second water level sensor arranged on the inner tank, and the setting position of the first water level sensor is higher than the second water level Where the sensors are installed, the first water level sensor and the second water level sensor are used to detect the liquid level of the liquid medium in the inner tank.

In a preferred technical solution of the humidifier above, the humidifier further includes a dry-boiling prevention component arranged on the inner tank, and the dry-boiling prevention component is used to prevent the inner tank from burning dry.

In a preferred technical solution of the above humidifier, the setting position of the anti-boil-dry component is lower than the second water level sensor.

In a preferred technical solution of the above humidifier, a filter is provided at the bottom of the inner container, and a steam outlet is provided at the top of the inner container.

In another aspect, the present invention provides an air conditioner, the air conditioner includes the humidifier, and the air conditioner further includes a humidity sensor for detecting ambient humidity, and the humidifier can As a result, the humidification operation is selectively performed.

Those skilled in the art can understand that, in the preferred technical solution of the present invention, by setting an inner container for holding a liquid medium (taking water as an example below) in the humidifier, an electric heating device arranged on the outer wall of the inner container Layer and the technical scheme of the outer tank that is arranged outside the inner tank and forms a vacuum cavity with the inner tank, so that when the electric heating layer is energized and heated, the water contained in the inner tank can be heated at close range, so that the water can evaporate quickly Humidification is realized through the steam outlet. During the whole process, the water is located in the inner tank, and the electric heating layer is located on the outer wall of the inner tank, so as to realize the complete separation of water and electricity, thereby improving the safety of the humidifier during use, and the electric heating layer is located on the outer wall of the inner tank. The heating layer is always in a vacuum environment to avoid oxidation of the electric heating layer and improve the service life and reliability of the humidifier.

Further, the electric heating layer is arranged on the outer wall of the inner container by coating, so that the contact area between the electric heating layer and the outer wall of the inner container is increased, so that the heated area of the water inside the inner container is correspondingly increased, and the electric heating layer There is no medium that can affect heat conduction between it and the outer wall of the inner tank, that is, the heat generated by the electric heating layer can be almost completely transferred to the water, thereby effectively increasing the heat conduction efficiency and making the humidifier more efficient and energy-saving.

Furthermore, water can be injected into the inner tank through the water inlet component, and the water in the inner tank can be discharged through the drainage component. Through such a setting, the water injection and draining operations of the humidifier are more flexible, that is, the operator can adjust according to the actual situation. It is necessary to flexibly control and adjust the amount of water in the humidifier. For example, when the water in the inner tank is insufficient, water can be automatically filled into the inner tank, and when the inner tank needs to be changed, the water in the inner tank can be automatically replaced. Water drains.

Furthermore, a first water level sensor (i.e. a high water level sensor) and a second water level sensor (i.e. a low water level sensor) are set in the inner container, and the combined detection of the high water level sensor and the low water level sensor can ensure that the water in the inner container will not Too high or too low, that is, the water level will not be too high to overflow from the steam outlet, and the water level will not be too low to reduce the heat transfer area between the water and the electric heating layer and cause heat loss.

Still further, an anti-dry heating component is provided at a slightly lower position in the inner container, and the anti-dry heating component can prevent the electric heating layer from directly burning the inner container due to anhydrous conditions in the inner container. Through such a setting, It can avoid the damage of the inner tank due to direct burning, and improve the service life of the inner tank.

In addition, the air conditioner further provided by the present invention on the basis of the above-mentioned technical solution adopts the above-mentioned humidifier, and further possesses the technical effects of the above-mentioned humidifier, and compared with the air conditioner before improvement, the air conditioner of the present invention The humidifier can realize automatic humidification operation, and can flexibly adjust the humidification amount and humidification speed, and at the same time, it has higher safety.

Description of drawings

Describe preferred embodiment of the present invention below with reference to accompanying drawing and in conjunction with the humidifier that is used for air conditioner, in accompanying drawing:

Fig. 1 is the structural representation of humidifier of the present invention;

Fig. 2 is a flow chart of the humidifying method of the air conditioner of the present invention.

In the picture:

1. Steam outlet; 2. Second water level sensor;

3. Inner tank; 4. Outer tank;

5. L terminal of power supply; 6. Electric heating layer;

7. Anti-dry heating components; 8. Filter screen;

9. Drainage assembly; 10. N terminal of power supply;

11. Water inlet component; 12. Vacuum chamber;

13. The first water level sensor.

Detailed ways

First of all, those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present invention, and are not intended to limit the protection scope of the present invention. For example, although the following embodiments are explained in conjunction with a humidifier for an air conditioner, this is not limiting. The technical solution of the present invention is also applicable to a humidifier with a humidification function itself, or other humidifiers with a humidification function. Humidifier equipment, such as air purification equipment, washing equipment, airflow generating equipment and breathing assistance equipment, etc., the change of the application object does not deviate from the principle and scope of the present invention.

It should be noted that, in the description of the present invention, terms such as "outside", "inside", "high", "low", "inside", "outside" and other indicated directions or positional relationships are based on the terms shown in the accompanying drawings. The direction or positional relationship shown is only for convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In addition, it should be noted that, in the description of the present invention, unless otherwise specified and limited, the terms "arrangement", "communication", "connection" and "coating" should be understood in a broad sense, for example, it may be A fixed connection can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those skilled in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Based on the problems pointed out in the background technology that the existing humidifiers used for air conditioners are not completely separated from water and electricity during the humidification process, there are potential safety hazards, and the humidification speed is slow and the humidification amount is uncontrollable. The invention provides a humidifier for an air conditioner, aiming at improving the safety of the humidifier and further improving the humidifying performance of the humidifier.

Specifically, the present invention provides a humidifier for an air conditioner. The humidifier includes: an inner container for containing a liquid medium; an electric heating layer arranged on the outer wall of the inner container for heating the inner container The liquid medium in the bladder; the outer tank is arranged outside the inner tank to form a vacuum cavity with the inner tank.

Among them, the electric heating layer can be made of metal electric heating materials, and can also be made of non-metal electric heating materials. It only needs that the layer can heat the liquid medium in the inner tank. In addition, as an advantageous implementation, both the inner and outer tanks can be made of glass material, but not limited to glass material, and the material of the inner tank and the outer tank can be any material with good thermal conductivity and insulation. Moreover, the shape of the outer container is not limited to being the same or similar to that of the inner container, as long as the vacuum cavity formed by the outer container and the inner container can prevent the oxidation of the electric heating layer.

The technical solution of the present invention will be described in detail below by taking the electric heating layer as an example of metal electric heating material and the liquid medium as water.

In a preferred embodiment, as shown in Figure 1, the humidifier includes an inner container 3, an electric heating layer 6 is arranged on the outside of the inner container 3, an outer container 4 is arranged on the outer side of the inner container 3, and the inner container 3 and the outer container 4 form a vacuum chamber 12, and the top of the inner container 3 is also provided with a steam outlet 1. Of course, this is not restrictive. The steam outlet 1 can also be arranged on the side of the inner container 3. The layer 6 is also provided with a power supply L terminal 5 and a power supply N terminal 10. The electric heating layer 6 is energized through the power supply L terminal 5 and the power supply N terminal 10, so that the electric heating layer 6 generates heat and heats the water inside it through the inner tank 3. , the water vapor generated by the evaporation of water is discharged from the inner tank 3 through the steam outlet 1 to realize humidification. When the electric heating layer 6 heats the water in the inner liner 3, the electric heating layer 6 is located in the vacuum chamber 12 formed by the inner liner 3 and the outer liner 4. This arrangement can effectively prevent the oxidation of the electric heating layer 6, Thereby increasing the service life of the humidifier.

Wherein, the electric heating layer 6 can be an aluminum foil electric heating layer, a platinum-iridium electric heating layer, a nickel-chromium electric heating layer, a nickel-chromium-iron electric heating layer, etc. As a favorable embodiment, the electric heating layer 6 is preferably a nickel-chromium electric heating layer, of course, Those skilled in the art can flexibly adjust the material of the electric heating layer 6 in practical applications, as long as the electric heating material can heat the water inside the inner container 3 .

In a possible situation, the electric heating layer 6 is arranged on the outer wall of the inner container 3 by coating, and through such an arrangement, the contact area between the electric heating layer 6 and the outer wall of the inner container 3 is increased, which can effectively Avoid heat waste and greatly improve the heat conduction efficiency of the humidifier. As a favorable embodiment, the electric heating layer 6 is coated on the lower half of the outer wall of the inner container 3, the power supply L terminal 5 is arranged at the edge where the electric heating layer 6 contacts the outer wall of the inner container 3 and is distributed in a ring shape, and the power supply N The end 10 is arranged at the bottom of the outer wall of the inner container 3. Of course, the coating position of the electric heating layer 6 and the distribution positions of the power supply L terminal and the power supply N terminal are not limited to the positions of the above examples, and those skilled in the art can flexibly use them in practical applications. The distribution position is selected as long as the L terminal 5 of the power supply and the N terminal 10 of the power supply can energize and heat the electric heating layer 6 .

In a preferred embodiment, the humidifier further includes a water inlet assembly 11 , a drainage assembly 9 and a filter screen 8 arranged at the bottom of the liner 3 . Wherein, the water inlet assembly 11 includes a water inlet pipe communicated with the inner tank 3 and a water inlet solenoid valve arranged on the water inlet pipe, and the drain assembly 9 includes a water outlet pipe communicated with the inner tank 3 and a water outlet solenoid valve arranged on the water outlet pipe. When the humidifier needs to be humidified, the water inlet solenoid valve is opened, the water outlet solenoid valve is closed, and the humidifier performs the water injection operation; after the humidifier is humidified, when the water inside needs to be discharged, the water inlet solenoid valve is closed, and the water outlet solenoid valve is opened , the humidifier performs draining operation. Of course, when the humidifier performs the water injection or drainage operation, it is not limited to individually opening or closing the water inlet solenoid valve/water outlet solenoid valve, and the water injection or drainage operation can also be performed by controlling the opening of the above solenoid valve. It should be understood that those skilled in the art can flexibly adjust the openings of the water inlet solenoid valve and the water outlet solenoid valve in practical applications, as long as the humidifier can perform water injection or drainage operations.

Preferably, the humidifier further includes a first water level sensor 13 , a second water level sensor 2 and an anti-boil-dry component 7 arranged on the inner tank 3 . Wherein, the setting position of the first water level sensor 13 is higher than the setting position of the second water level sensor 2 , and the setting position of the second water level sensor 2 is higher than the setting position of the anti-dry heating assembly 7 . Whether the water in the inner tank 3 has reached the first set liquid level can be detected by the first water level sensor 13, and the second water level sensor 2 can detect whether the water in the inner tank 3 has reached the second set liquid level, preventing dry burning The component 7 can detect whether the water in the inner tank 3 reaches the third set liquid level.

It should be noted that the setting of the specific heights of the first set liquid level, the second set liquid level and the third set liquid level can be set according to the volume of the inner tank of the humidifier, or can be set according to the present invention. It should be understood that those skilled in the art can flexibly set the specific values of the first set liquid level, the second set liquid level and the third set liquid level in practical applications. Height, as long as the height of the first set liquid level is higher than the second set liquid level, and the height of the second set liquid level is higher than the third set liquid level.

Further, when the humidifier performs the water injection operation, the water level reaches the first set liquid level, that is, when the first water level sensor 13 is triggered, the water injection operation is stopped; during the humidification process, if the water level is lower than the second set liquid level, that is, When the second water level sensor 2 is triggered, the humidifier performs the water injection operation, or continues to perform the humidification operation until the water level is lower than the third set liquid level, that is, when the anti-dry heating component 7 is triggered, the dry heating of the inner container 3 is not prevented, and it is disconnected Power supply to stop the humidification operation of the humidifier.

In another aspect, the present invention also provides an air conditioner, which includes the above-mentioned humidifier, and the air conditioner also includes a humidity sensor for detecting ambient humidity, and the humidifier can selectively to perform humidification.

In a preferred embodiment, as shown in Figure 2, the humidification method of the air conditioner comprises the following steps:

s10, obtaining the return air humidity of the air conditioner;

s20, judging whether the return air humidity is less than a preset threshold;

s30, if the return air humidity is less than a preset threshold, the air conditioner performs a humidification operation;

S40, if the return air humidity is greater than or equal to the preset threshold, the air conditioner stops the humidification operation.

Among them, during the humidification operation of the air conditioner, when it is detected that the electric heating layer is continuously powered on for 10 minutes, the water inlet solenoid valve and the water outlet solenoid valve are opened at the same time for 15 seconds, so as to discharge the high-concentration water in the humidifier and replenish new water. Dilutes the high concentration of water in the humidifier.

It should be noted that when the humidity of the return air is greater than or equal to the preset threshold, after the air conditioner stops the humidification operation, the water inlet solenoid valve is opened, and water is filled into the inner tank until the first water level sensor is triggered, and then the water inlet solenoid valve is closed .

So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings, but those skilled in the art will easily understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principles of the present invention, those skilled in the art can make equivalent changes or substitutions to relevant technical features, and the technical solutions after these changes or substitutions will all fall within the protection scope of the present invention.

Claims (10)

1. A humidifier, characterized in that the humidifier comprises: an inner tank, which is used to hold a liquid medium; An electric heating layer, which is arranged on the outer wall of the inner container, is used to heat the liquid medium in the inner container; The outer container is arranged outside the inner container and forms a vacuum cavity with the inner container. 2. The humidifier according to claim 1, characterized in that, the electric heating layer is provided on the outer wall of the inner container by coating. 3. The humidifier according to claim 2, wherein the electric heating layer is a nickel-chromium electric heating coating. 4. The humidifier according to any one of claims 1 to 3, characterized in that, the humidifier further comprises a water inlet assembly, the water inlet assembly includes a water inlet pipe communicated with the inner tank and arranged on The water inlet solenoid valve on the water inlet pipe is used to control the water injection operation of the inner tank. 5. The humidifier according to claim 4, characterized in that, the humidifier also includes a drainage assembly, the drainage assembly includes a water outlet pipe communicated with the inner tank and a water outlet electromagnetic device arranged on the water outlet pipe valve, the water outlet solenoid valve is used to control the drainage operation of the inner tank. 6. The humidifier according to any one of claims 1 to 3, characterized in that, the humidifier further comprises a first water level sensor and a second water level sensor arranged on the inner tank, the first water level sensor The setting position of the water level sensor is higher than the setting position of the second water level sensor, and the first water level sensor and the second water level sensor are used to detect the liquid level of the liquid medium in the inner tank. 7. The humidifier according to claim 6, characterized in that, the humidifier further comprises an anti-boil-dry component arranged on the inner tank, and the anti-boil-dry component is used to prevent the inner tank from burning dry . 8. The humidifier according to claim 7, characterized in that, the setting position of the anti-boil-dry component is lower than the second water level sensor. 9. The humidifier according to any one of claims 1 to 3, characterized in that a filter is provided at the bottom of the inner container, and a steam outlet is provided at the top of the inner container. 10. An air conditioner, characterized in that the air conditioner comprises the humidifier according to any one of claims 1-9, and The air conditioner also includes a humidity sensor for detecting ambient humidity, and the humidifier can selectively perform a humidification operation according to the detection result of the ambient humidity.