CN217383181U - Clean sewage disconnect-type does not have fog humidifier - Google Patents

Abstract

The utility model discloses a clean sewage separation type fog-free humidifier, a base is provided with a water curtain chamber and a blast chamber, a wet curtain is arranged in the water curtain chamber, and a fan component is arranged in the blast chamber; the first water tank can supply water to the wet curtain through the first water pump assembly; the second water tank can collect water flowing out of the wet curtain; the second water tank can supply water to the wet curtain through a second water pump assembly; the first water level sensing assembly can detect the water level of the second water tank and feed back a water level signal to the control center. The utility model discloses, be equipped with two water tanks of mutually independent, first water tank is as main water tank for store water, and the second water tank can collect the water that the wet curtain flows as the duty cycle water tank. The water collecting amount of the second water tank is small, and dirt accumulated inside the second water tank is not easy to further diffuse; clean water is basically taken away by negative pressure airflow in the working cycle process, dirt cannot be diffused due to long-time circulation in the second water tank, and the fog-free air in the working process of the fog-free humidifier is cleaner and more sanitary.

Description

Clean sewage disconnect-type does not have fog humidifier

Technical Field

The utility model relates to a humidifier technical field, in particular to clean sewage disconnect-type does not have fog humidifier.

Background

The principle of the non-fog humidifier is that the moisture of the wet curtain is blown out to the external environment through the air flow to realize the novel humidifier of humidification. This kind of fog-free humidifier takes out the water of bottom water tank to wet curtain top through the water pump and waters and drenches, and after wet curtain or filter core water uptake saturation, unnecessary water can flow back to the water tank of bottom, waters through the water pump to wet curtain circulation and drenches. However, the outside air is generally accompanied by dust and bacteria, and this sprinkling method is liable to cause the water in the bottom tank to accumulate dirt, resulting in unsanitary mist-free humidified air.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a clean sewage disconnect-type does not have fog humidifier.

The utility model discloses a technical scheme that its technical problem was solved to an embodiment adopted is: a clean water and sewage separated fog-free humidifier, comprising: the wet curtain control system comprises a base, a first water tank, a second water tank, a control center, a wet curtain, a fan assembly, a first water pump assembly, a second water pump assembly and a first water level sensing assembly, wherein the fan assembly, the first water pump assembly, the second water pump assembly and the first water level sensing assembly are electrically connected with the control center;

the base is provided with a water curtain chamber and a blast chamber, the wet curtain is installed in the water curtain chamber, and the fan assembly is installed in the blast chamber; the first water tank can supply water to the wet curtain through the first water pump assembly; the second water tank can collect water flowing out of the wet curtain; the second water tank can supply water to the wet curtain through a second water pump assembly;

the first water level sensing assembly can detect the water level of the second water tank and feed back a water level signal to the control center; the control center can control the working state of the first water pump assembly according to the water level signal.

Optionally, a water curtain support is installed in the water curtain chamber, and the wet curtain is installed on the water curtain support; a water curtain top cover is arranged above the water curtain bracket and can cover the wet curtain; the first or second water tank may supply water toward the water curtain top cover, and the water curtain top cover may feed water into the wet curtain.

Optionally, the water curtain top cover comprises a water curtain cover plate in a bowl shape and a shower channel; the water curtain cover plate can collect water of the water curtain top cover and guide the water to the sprinkling channel; the sprinkling channels are correspondingly arranged above the wet curtain.

Optionally, a plurality of sprinkling holes are uniformly formed in the sprinkling channel.

Optionally, an air duct bottom plate is arranged above the water curtain top cover, and the air duct bottom plate can cover the water curtain cover plate and the sprinkling channel.

Optionally, the water curtain bracket is provided with an air filter element, and the air filter element is annularly arranged on the outer side of the wet curtain; the base is also provided with a net shell cover; the net shell cover is provided with a plurality of filter net holes which are sleeved at intervals outside the water curtain support.

Optionally, the clean water and sewage separated type fog-free humidifier further comprises a top cover assembly, wherein the top cover assembly is detachably mounted on the base and is provided with a flow guide air channel; the first water tank is detachably mounted on the base and located inside the top cover assembly.

Optionally, the top cover assembly includes a top cover and a middle sleeve, the middle sleeve is sleeved at an interval outside the first water tank and encloses with an outer wall of the first water tank to form the diversion air duct; the top cover is positioned at the top of the middle sleeve and can cover the first water tank; the top cover is covered with a water injection channel through which water can be injected towards the first water tank.

Optionally, the first water tank is provided with a drainage port, a drainage component is connected between the drainage port and the first water pump component, and the drainage component can control the conduction or the closing of the drainage port.

Optionally, a middle layer mounting seat is arranged at the top of the base; the top cover assembly is arranged on the middle layer mounting seat; a concave structure for placing the first water tank is arranged in the middle of the middle-layer mounting seat; and an accommodating chamber is arranged below the concave structure and can be used for installing a fan assembly and a first water pump assembly.

The utility model has the advantages that: the fan component forms negative pressure airflow to enable the outside air to pass through the wet curtain of the water curtain chamber, form mist-free air rich in water vapor and high in humidity, and suck the mist-free air into the blast chamber and then send the mist-free air out towards the outside environment. This technical scheme provides a fog-free humidifier is equipped with two water tanks of mutually independent, and first water tank is as main water tank for store water, and the second water tank can collect the water that the wet curtain flows as the work cycle water tank. When the wet curtain control system works specifically, the control center controls the first water pump assembly to supply water of the first water tank to the wet curtain, after the wet curtain is saturated, overflowed water flows out and is collected by the second water tank, the first water level sensing assembly can detect the water level of the second water tank and feed back a water level signal to the control center, and the control center can control the working state of the first water pump assembly according to the water level signal so as to close or open the first water tank towards a water supply channel of the wet curtain; after the water quantity of the second water tank reaches a high water level, the control center closes the first water pump assembly and closes the water supply channel of the first water tank; and the second water pump assembly can take the water in the second water tank out and deliver to wet curtain, only reaches the effect that the circulation was sprinkled through the water in the second water tank, and when the water of second water tank was not enough, just open first water pump assembly once more, carry out the moisturizing operation.

The utility model uses two independent water tanks, the second water tank is used as a working circulation water tank, dirt can be accumulated partially during working, but the water collecting quantity of the second water tank is small, and the dirt accumulated inside is not easy to be further diffused; and first water tank is as main water storage chamber, and with the second water tank independent setting, inside clean water can not be by the foul diffusion of second water tank, only when the humidifier carries out work and second water tank water level is not enough, just supplies water towards the wet curtain, makes clean water basically taken away by the negative pressure air current at the duty cycle in-process, can not be because long-time circulation in the second water tank and diffused the foul, makes the no fog air of no fog humidifier working process more clean health.

In order to make the aforementioned and other objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a separated water and sewage mist-free humidifier according to an embodiment of the present invention;

FIG. 2 is a partially exploded schematic view of the separated clear water and sewage mist-free humidifier of FIG. 1;

FIG. 3 is a schematic view of the separated clean water and sewage mist-free humidifier of FIG. 2, further exploded;

FIG. 4 is an exploded view of the lower half of the base of FIG. 3;

fig. 5 is a schematic exploded view of a clean water and sewage separated mist-free humidifier according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the separated water-purifying and sewage-purifying humidifier according to one embodiment of the present invention after the base housing is detached;

FIG. 7 is a schematic structural view of an inner structure of a middle layer mounting seat and a receiving cavity according to one embodiment of the present invention;

fig. 8 is a schematic structural diagram of a top cover assembly according to an embodiment of the present invention.

Description of the main element symbols:

10. a base; 11. a water curtain chamber; 12. a blast chamber; 13. a middle layer mounting base; 131. a recessed structure; 14. a housing chamber; 20. a first water tank; 21. a water outlet; 30. a second water tank; 40. a control center; 50. wet curtain; 51. a water curtain support; 52. a water curtain top cover; 521. a water curtain cover plate; 522. a shower channel; 523. sprinkling holes; 53. an air duct bottom plate; 54. an air filter element; 55. a mesh shell cover; 60. a fan assembly; 70. a first water pump assembly; 71. a second water pump assembly; 72. a launching assembly; 73. a water pipe; 74. a heating element; 75. a UV lamp assembly; 80. a first water level sensing assembly; 81. a second water level sensing assembly; 90. a cap assembly; 91. a diversion air duct; 92. a head cover; 921. an air outlet grid; 922. a top cover; 93. a middle sleeve; 94. a water injection channel.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to 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 the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Examples

Referring to fig. 1 to 8, the utility model provides a no fog humidifier of clean water and sewage disconnect-type, include: the water level sensor comprises a base 10, a first water tank 20, a second water tank 30, a control center 40, a wet curtain 50, a fan assembly 60, a first water pump assembly 70, a second water pump assembly 71 and a first water level sensing assembly 80, wherein the fan assembly 60, the first water pump assembly 70, the second water pump assembly 71 and the first water level sensing assembly 80 are electrically connected with the control center 40;

the base 10 is provided with a water curtain chamber 11 and a blast chamber 12, the wet curtain 50 is installed in the water curtain chamber 11, and the fan assembly 60 is installed in the blast chamber 12; the first water tank 20 may supply water toward the wet curtain 50 through the first water pump assembly 70; the second water tank 30 can collect water flowing out of the wet curtain 50; the second water tank 30 may supply water toward the wet curtain 50 through the second water pump assembly 71;

the first water level sensing assembly 80 may detect the water level of the second water tank 30 and feed back a water level signal to the control center 40; the control center 40 may control the operation state of the first water pump assembly 70 according to the water level signal.

The utility model discloses in, fan assembly 60 forms the negative pressure air current, makes the outside air pass in the wet curtain 50 of cascade room 11, forms the fog-free air that is rich in the high humidity of steam to inhale blast chamber 12, send out towards the external environment afterwards. The fog-free humidifier provided by the technical scheme is provided with two mutually independent water tanks, the first water tank 20 serves as a main water tank and is used for storing water, and the second water tank 30 serves as a working circulation water tank and can collect water flowing out of the wet curtain 50. When the water supply system works specifically, the control center 40 controls the first water pump assembly 70 to supply water in the first water tank 20 to the wet curtain 50, after the wet curtain 50 absorbs water and is saturated, overflowed water flows out and is collected by the second water tank 30, the first water level sensing assembly 80 can detect the water level of the second water tank 30 and feed back a water level signal to the control center 40, and the control center 40 can control the working state of the first water pump assembly 70 according to the water level signal so as to close or open a water supply channel of the first water tank 20 towards the wet curtain 50; after the water amount of the second water tank 30 reaches the high water level, the control center 40 turns off the first water pump assembly 70, and closes the water supply passage of the first water tank 20; the second water pump assembly 71 can pump out the water in the second water tank 30 and send the water to the wet curtain 50, the effect of circular sprinkling is achieved only through the water in the second water tank 30, and when the water in the second water tank 30 is insufficient, the first water pump assembly 70 is turned on again to perform water replenishing operation.

The utility model uses two independent water tanks, the second water tank 30 is used as a working circulation water tank, dirt can be accumulated partially during working, but the water collecting quantity of the second water tank 30 is small, and the dirt accumulated inside is not easy to be further diffused; the first water tank 20 is used as a main water storage cavity and is independently arranged with the second water tank 30, the clean water inside the first water tank cannot be diffused by dirt of the second water tank 30, the clean water is supplied to the wet curtain 50 only when the humidifier works and the water level of the second water tank 30 is insufficient, the clean water is basically taken away by negative pressure airflow in the working cycle process, the dirt cannot be diffused due to long-time circulation in the second water tank 30, and the fog-free air in the working process of the fog-free humidifier is clean and sanitary.

In the present embodiment, a water curtain bracket 51 is installed in the water curtain chamber 11, and the wet curtain 50 is installed on the water curtain bracket 51; a water curtain top cover 52 is arranged above the water curtain bracket 51 and can cover the wet curtain 50; the first tank 20 or the second tank 30 may supply water toward the water curtain top cover 52, and the water curtain top cover 52 may send the water into the wet curtain 50. The water curtain support 51 is provided with a water curtain top cover 52 which is clamped and arranged on the frame basket structure and above the water curtain support 51, and the water curtain support 51 is covered to finish the installation of the wet curtain 50, the air filter element 54 and other parts; and the water curtain top cover 52 is positioned above the wet curtain 50, so that a larger water collecting cavity space is provided, water supplied by the first water tank 20 and the second water tank 30 is preliminarily collected, then is sprinkled to the wet curtain 50 from the upper part, and is effectively sprinkled by water entering the wet curtain 50, so that the water absorption saturation of the wet curtain 50 is ensured, and the humidity of the fog-free air is ensured.

Specifically, the water curtain top cover 52 includes a water curtain cover plate 521 having a bowl shape and a shower channel 522; the water curtain cover plate 521 may collect water from the water curtain top cover 52 and direct it to the shower channel 522; the shower channel 522 is correspondingly disposed above the wet curtain 50. The water channel cover plate of the bowl-shaped structure can cover the water curtain bracket 51, can effectively collect water of the water channel top cover and guide the water to the sprinkling channel 522, and can perform sprinkling on the targeted moisture curtain 50.

Further, the shower channel 522 is uniformly provided with a plurality of shower holes 523. The sprinkling channel 522 is arranged above the section of the wet curtain 50 correspondingly, and the sprinkling holes 523 which are uniformly distributed can uniformly sprinkle and replenish water towards the wet curtain 50, so that the air flow passing through the wet curtain 50 can uniformly carry water vapor.

In some embodiments, an air duct bottom plate 53 is disposed above the water curtain top cover 52, and the air duct bottom plate 53 may cover the water curtain cover plate 521 and the shower channel 522. The air duct bottom plate 53 separates the water curtain top cover 52 from the blast chamber 12, and the fog-free air flowing in the blast chamber 12 is not easy to interfere with the water gathered above the water curtain top cover 52, so that the water on the water curtain top cover 52 is prevented from splashing or overflowing.

In some embodiments, the water curtain bracket 51 is fitted with an air filter 54, the air filter 54 being disposed around the outside of the wet curtain 50; the base 10 is also fitted with a mesh cage 55; the net shell cover 55 is provided with a plurality of filter net holes, and the outer side of the water curtain support 51 is sleeved with a spacer. Dirt and dust from the filtered air is effectively blocked by the air filter element 54 and the mesh-shell cover 55, reducing the dirt-carrying capacity of the airflow through the wet curtain 50 and making the mist-free air cleaner and more hygienic. Preferably, the air filter 54 is a HEAP air filter 54.

In some embodiments, the separated clean water and sewage humidifier further includes a top cover assembly 90, wherein the top cover assembly 90 is detachably mounted on the base 10 and is formed with a diversion air duct 91; the first water tank 20 is detachably mounted to the base 10 at the inside of the cap assembly 90. The top cover assembly 90 can be removed by lifting, thereby adding water to the first water tank 20; in addition, the first water tank 20 can be detachably mounted on the base 10, and after the top cover assembly 90 is detached, the first water tank 20 can be directly lifted and taken out, water can be directly added or cleaned at a position such as a hand basin, and the water adding and the cleaning are very convenient for a user.

Specifically, the blast chamber 12 is positioned above the water curtain chamber 11; to facilitate removal and removal of the first water tank 20, the first water tank 20 is located above the blast chamber 12.

In this embodiment, the top cover assembly 90 includes a top cover 92 and a middle sleeve 93, the middle sleeve 93 is disposed at an interval outside the first water tank 20, and forms a diversion air duct 91 with the outer wall of the first water tank 20; the top cover 92 is positioned at the top of the middle sleeve 93 and can cover the first water tank 20; the integral shell of the humidifier is of a cylinder structure with an opening at the upper part, the middle sleeve 93 is sleeved outside the water tank, so that the water tank can be protected, a fog guide channel for communicating high-humidity air can be arranged around the water tank, the structure is compact, and the air circulation is coherent; and can effectively protect the water tank and prevent dirt in the air from entering the water tank.

Further, the top cover 92 is provided with a water filling channel 94, through which water can be filled toward the first water tank 20. Through the water injection channel 94, water can be directly added to the water storage cavity of the water tank from the upper part without disassembling the top cover assembly 90 or taking down the water tank, and a user can select a water adding mode more flexibly according to the use condition.

In some embodiments, the top cover 92 includes a ring-shaped configuration of the outlet grille 921 and the top cover 922; the top cover 922 is located above the first tank 20; the air outlet grid 921 surrounds the outer edge of the top cover 922, and is spaced apart from the top cover 922 to form a water injection channel 94. The air outlet grid 921 is communicated with the air guide duct 91 and is provided with a plurality of air outlets, and the top cover 922 is positioned above the first water tank 20 and can cover the first water tank 20 to prevent dirt from directly entering the first water tank 20; the air outlet grid 921 can be used as a water injection channel 94 through a plurality of channels formed at intervals with the top cover 922, and directly injects water to the water storage cavity.

Further, the top cover 922 is provided with an arcuate top surface. The top covers the arc top surface of 922, and when the top covers 922 the injected water, it will flow to the periphery of the outer edge on the arc top surface, and then send into the first water tank 20 from the water injection channel 94, and it is more smooth and convenient to add water.

In this embodiment, the first water tank 20 is provided with a drain port 21, a drain assembly 72 is connected between the drain port 21 and the first water pump assembly 70, and the drain assembly 72 can control the conduction or the closing of the drain port 21. The drain assembly 72 includes a water stop valve for blocking the drain port 21, and in a non-operating state, the drain port 21 is closed by the water stop valve. When the first water tank 20 needs to supply water, the drainage assembly 72 cooperates with the first water pump assembly 70 to push the water stop plug or deform the water stop plug, so that the drainage opening 21 is opened, thereby supplying water toward the water curtain top cover 52.

Specifically, the structure of the water stop plug and the launching assembly 72 is a direct application to the prior art and will not be described herein.

In this embodiment, the top of the base 10 is provided with a middle layer mounting seat 13; the top cover assembly 90 is mounted on the middle layer mounting base 13; the middle part of the middle layer mounting seat 13 is provided with a concave structure 131 for placing the first water tank 20; the outer edge of the middle layer mounting seat 13 is provided with a retaining wall, so that the top cover assembly 90 can be conveniently and detachably mounted on the retaining wall; and the recess structure 131 facilitates the mounting and dismounting of the first water tank 20.

Specifically, a receiving chamber 14 is disposed below the recessed structure 131, and the receiving chamber 14 can be used for mounting the fan assembly 60 and the first water pump assembly 70.

In order to improve the water purifying and sterilizing capability and enable the atomized air of the fog-free humidifier to be cleaner and tidier, the accommodating cavity is also provided with purifying and sterilizing software such as a heating body 74, a UV lamp assembly 75 and the like; the water output from the first water tank 20 passes through the heating element 74 and the UV lamp assembly 75 through the water pipe 73, and is sterilized and disinfected before being sent to the water curtain top cover 52, and then enters the circulating shower curtain 50.

In order to prevent the overflow of the excessive water during the process of adding water to the first water tank 20, the second water level sensing assembly 81 is mounted on the top cover assembly 90, and can sense the water level of the first water tank 20, feed back a water level signal to the control center 40, and send out an alarm prompt in time.

In order to make the appearance of the mist-free humidifier more diversified, elements such as a lamp strip, a duct aperture, and a display panel are disposed on the top cover assembly 90.

The present invention is not limited to the above embodiments, and equivalent modifications and substitutions may be made by those skilled in the art without departing from the spirit of the present invention, and the equivalents and substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (10)

1. The utility model provides a no fog humidifier of clean sewage disconnect-type which characterized in that includes: the water level control system comprises a base (10), a first water tank (20), a second water tank (30), a control center (40), a wet curtain (50), a fan assembly (60), a first water pump assembly (70), a second water pump assembly (71) and a first water level sensing assembly (80), wherein the fan assembly (60), the first water pump assembly (70), the second water pump assembly (71) and the first water level sensing assembly are electrically connected with the control center (40);

the base (10) is provided with a water curtain chamber (11) and a blast chamber (12), the wet curtain (50) is installed in the water curtain chamber (11), and the fan assembly (60) is installed in the blast chamber (12); the first water tank (20) can supply water to the wet curtain (50) through a first water pump assembly (70); the second water tank (30) can collect water flowing out of the wet curtain (50); the second water tank (30) may supply water toward the wet curtain (50) through a second water pump assembly (71);

the first water level sensing assembly (80) can detect the water level of the second water tank (30) and feed back a water level signal to the control center (40); the control center (40) can control the working state of the first water pump assembly (70) according to the water level signal.

2. The clean water and sewage separation type mist-free humidifier according to claim 1, wherein: a water curtain bracket (51) is installed in the water curtain chamber (11), and the wet curtain (50) is installed on the water curtain bracket (51); a water curtain top cover (52) is arranged above the water curtain bracket (51) and can cover the wet curtain (50); the first tank (20) or the second tank (30) may supply water toward the water curtain top cover (52), and the water curtain top cover (52) may feed water into the wet curtain (50).

3. The clean water and sewage separation type mist-free humidifier according to claim 2, wherein: the water curtain top cover (52) comprises a water curtain cover plate (521) in a bowl shape and a shower channel (522); the water curtain cover plate (521) can collect water of the water curtain top cover (52) and guide the water to the sprinkling channel (522); the shower channel (522) is correspondingly arranged above the wet curtain (50).

4. The clean water and sewage separation type mist-free humidifier according to claim 3, wherein: the shower channel (522) is uniformly provided with a plurality of shower holes (523).

5. The clean water and sewage separation type mist-free humidifier according to claim 3, wherein: an air duct bottom plate (53) is arranged above the water curtain top cover (52), and the air duct bottom plate (53) can cover the water curtain cover plate (521) and the sprinkling channel (522).

6. The clean water and sewage separation type mist-free humidifier according to claim 2, wherein: the water curtain bracket (51) is provided with an air filter element (54), and the air filter element (54) is arranged on the outer side of the wet curtain (50) in a surrounding manner; the base (10) is also provided with a net shell cover (55); the net shell cover (55) is provided with a plurality of filter net holes which are sleeved at intervals outside the water curtain support (51).

7. The clean water and sewage separation type mist-free humidifier according to claim 1, wherein: the clean water and sewage separated type fog-free humidifier also comprises a top cover assembly (90), wherein the top cover assembly (90) is detachably arranged on the base (10) and is provided with a guide air duct (91); the first water tank (20) is detachably arranged on the base (10) and is positioned inside the top cover component (90).

8. The clean water and sewage separation type mist-free humidifier according to claim 7, wherein: the top cover assembly (90) comprises a top cover (92) and a middle sleeve (93), the middle sleeve (93) is sleeved on the outer side of the first water tank (20) at intervals, and the middle sleeve and the outer wall of the first water tank (20) are surrounded to form the flow guide air duct (91); the top cover (92) is positioned at the top of the middle sleeve (93) and can cover the first water tank (20); the head cover (92) is provided with a water injection channel (94), through which water can be injected into the first water tank (20) through the water injection channel (94).

9. The clean water and sewage separation type mist-free humidifier according to claim 7, wherein: the first water tank (20) is provided with a drainage port (21), a drainage component (72) is connected between the drainage port (21) and the first water pump component (70), and the drainage component (72) can control the drainage port (21) to be conducted or closed.

10. The clean water and sewage separation type mist-free humidifier according to claim 7, wherein: a middle layer mounting seat (13) is arranged at the top of the base (10); the top cover assembly (90) is mounted on the middle layer mounting seat (13); a concave structure (131) for placing the first water tank (20) is arranged in the middle of the middle layer mounting seat (13); an accommodating chamber (14) is arranged below the concave structure (131), and the accommodating chamber (14) can be used for installing the fan assembly (60) and the first water pump assembly (70).

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