CN215765523U - Humidifier - Google Patents

Abstract

The utility model belongs to the technical field of small household appliances, and particularly relates to a humidifier. It includes the box, the body absorbs water, water supply assembly and wind-guiding fan, the box is equipped with the installation cavity, air intake and air outlet, form the wind channel between air intake and the air outlet, the body that absorbs water is installed in the wind channel, water supply assembly includes the water tank, delivery pipe and governing valve, the water tank is located the side of the body that absorbs water, the water inlet and the water tank intercommunication of delivery pipe, the delivery port with absorb water the body intercommunication, the body that absorbs water can be absorbed through the delivery pipe flow direction under the effect of gravity to the humidification agent in the water tank, the governing valve is installed and is used for adjusting the water yield of delivery pipe on the delivery pipe, the wind-guiding fan is installed in the wind channel. According to the humidifier, the water absorption body is supplied with water by taking the gravity of the humidifying agent in the water tank as power, the water absorption body does not need to be soaked in the humidifying agent in the water tank, bacteria cannot grow, a water pump is not needed to be arranged for pumping water, the energy consumption of the whole humidifier is low, the noise is low, and the use experience of a user can be effectively improved.

Description

Humidifier

Technical Field

The utility model belongs to the technical field of small household appliances, and particularly relates to a humidifier.

Background

The humidifier is an electric appliance product for improving the humidity of the human living environment, and atomizes a humidifying agent such as water and the like into micron-sized ultrafine particles through an atomizing vibrator and then sends out the ultrafine particles, or accelerates the evaporation of the humidifying agent through a fan and the like and sends out the evaporated mist, so that the purposes of improving the air humidity and purifying the air are achieved. The existing humidifier generally includes a water tank, a water absorbing material, an atomizing vibrator or a fan, wherein the water tank is used for containing a humidifier, the water absorbing material is used for absorbing water from the water tank, the atomizing vibrator is used for atomizing water absorbed by the water absorbing material, and the fan is used for blowing air to the water absorbing material to accelerate water evaporation in the water absorbing material. Therefore, whether the water absorbing material can absorb water effectively becomes one of the important factors influencing the normal humidifying function of the humidifier.

In the related art, in order to ensure that the water absorbing material absorbs water normally, one way is to place the water absorbing material in the humidifying agent, and the sponge body permeates water naturally, and although the arrangement form is simple in structure, because the water absorbing material is soaked in the humidifying agent all the time, the water absorbing material is still in a soaking state when the humidifier is not used, bacteria are easy to breed, and the cleanness degree of water mist output by the atomizer is reduced. The other mode is that the water absorption material is arranged outside the water tank, and the water pump is used for pumping the humidifying agent in the water tank to the upper part of the water absorption material to release the humidifying agent, so that the water absorption material is naturally drenched.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide a humidifier, and the humidifier is used for solving the technical problems that in the prior art, bacteria are easy to breed when a water absorbing material is soaked in a humidifying agent, and the energy consumption and the noise of the humidifier are increased due to the fact that the water absorbing material is arranged outside a water tank and a water pump is used for pumping water and spraying.

In order to achieve the purpose, the utility model adopts the technical scheme that: a humidifier, comprising:

the box body is internally provided with an installation cavity, the side wall of the box body is provided with an air inlet and an air outlet which are communicated with the installation cavity, and an air channel is formed between the air inlet and the air outlet;

the water absorption body is arranged in the air duct;

the water supply assembly is arranged in the installation cavity and comprises a water tank, a water supply pipe and an adjusting valve, the water tank is arranged on the periphery of the water absorption body, a water inlet of the water supply pipe is communicated with the water tank, a water outlet of the water supply pipe is communicated with the water flow of the water absorption body, a humidifying agent in the water tank flows to the water absorption body through the water supply pipe, and the adjusting valve is arranged on the water supply pipe and is used for adjusting the water quantity of the water supply pipe;

the air guide fan is arranged in the air duct, and the air inlet surface of the air guide fan faces the air inlet and the air outlet surface of the air guide fan faces the water absorbing body.

In some embodiments, the water tank is disposed at a height higher than that of the water outlet of the water supply pipe.

In some embodiments, the water supply pipe is a U-shaped pipe and the pressure at the water inlet of the water supply pipe is higher than the pressure at the water outlet of the water supply pipe.

In some embodiments, the water outlet of the water supply pipe is positioned directly above the water-absorbing body, or the water outlet of the water supply pipe is inserted into the water-absorbing body.

In some embodiments, a water storage tank is further arranged in the mounting cavity, the water storage tank is positioned below the water suction body, and the lower end part of the water suction body, which is positioned at the water outlet of the water supply pipe, is inserted into the water storage tank.

In some embodiments, the water-absorbing body is a block-shaped body, and the water storage tank is a rectangular tank;

or the water absorbing body is a cylinder body, and the water storage tank is an annular groove.

In some embodiments, the regulating valve comprises a valve body, a valve core movably arranged in the valve body, and a valve rod for driving the valve core to move, the water supply pipe comprises a lower water section and an upper water section, the lower water section is connected with the water tank and an inlet of the valve body, the upper water section is connected with an outlet of the valve body and a water suction body, and the valve rod drives the valve core to move to regulate the opening degree of the outlet of the valve body so as to regulate the water quantity flowing out of the outlet of the valve body.

In some embodiments, the water supply assembly further comprises a driving member for driving the valve rod to move, a mounting hole is formed in the position, corresponding to the driving member, of the box body, one end of the driving member extends into the valve body and is connected with the valve rod, and the other end of the driving member extends to extend out of the mounting hole.

In some embodiments, one end of the valve rod connected with the valve core is in threaded connection with the valve body, the driving piece is a driving gear rotatably mounted on the side wall of the valve body, the other end of the valve rod, which is far away from the valve core, is wound with a circular rack, the driving gear is meshed with the circular rack, and the axis of the valve rod is parallel to or coincided with the central line of the outlet of the valve body.

In some embodiments, the outlet of the valve body is a tapered opening gradually decreasing in size along the water flow direction, and the valve core is a tapered plug matched with the tapered opening.

One or more technical schemes in the humidifier provided by the utility model at least have one of the following technical effects: with the water tank with the body that absorbs water separately set up in the installation cavity of box, utilize the delivery pipe to connect the water tank simultaneously and absorb water the body, the body can absorb water through the delivery pipe flow direction under the effect of gravity to the humidification agent in the water tank, and the flow size can be adjusted through the governing valve that sets up on the delivery pipe. The humidifier in the water tank actively flows out to the water supply pipe by means of gravity, and is guided to the flow direction water absorption body by the water supply pipe to soak the water absorption body, at the moment, the air guide fan is restarted to blow air to the water absorption body, so that the evaporation of the humidifier in the water absorption body can be accelerated to form water mist, the water mist is output from the air outlet of the box body, and the external environment is humidified. Therefore, when the humidifier is used, the regulating valve is opened, the humidifying agent in the water tank flows to the water absorbing body through the water supply pipe, and the water supply flow can be regulated through the regulating valve, so that the water absorbing body is ensured to have proper water absorption saturation all the time; when the humidifier is not used, the regulating valve is closed, the water supply pipe stops supplying water, and the water absorbing body can be naturally dried. Like this, the body that absorbs water need not to soak in the humidification agent of water tank, can not breed the bacterium to the gravity of humidification agent is supplied water for the body that absorbs water as power in the make full use of water tank, need not to set up pumping device such as water pump and supplies water, and the complete machine energy consumption of humidifier is little, and the noise is little, thereby can effectual promotion user use experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic diagram of a humidifier according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a humidifier according to an embodiment of the present invention;

FIG. 3 is a cut-away view of the humidifier shown in FIG. 2;

FIG. 4 is a schematic view of a portion of the humidifier of FIG. 2;

FIG. 5 is an enlarged view taken at A in FIG. 3;

FIG. 6 is an exploded schematic view of a regulator valve of the humidifier of FIG. 2;

FIG. 7 is a schematic structural view of a case of the humidifier shown in FIG. 2;

fig. 8 is a schematic view of a humidifier according to another embodiment of the present invention;

fig. 9 is a schematic view of a humidifier according to another embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10. a box body; 11. a mounting cavity; 12. an air inlet; 13. an air outlet; 14. an air duct; 15. mounting holes; 20. a water absorbent body; 30. a water supply assembly; 31. a water tank; 32. a water supply pipe; 321. a water inlet; 322. a water outlet; 323. a drainage section; 324. a water feeding section; 33. adjusting a valve; 331. a valve body; 332. a valve core; 333. A valve stem; 334. a circular rack; 34. a drive member; 40. a wind guide fan; 50. a water storage tank.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to fig. 1 to 9 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1 to 9, an embodiment of the present invention provides a humidifier, which includes a case 10, a water absorption body 20, a water supply assembly 30, and an air guiding fan 40. As shown in fig. 3 and 4, a mounting cavity 11 is provided inside the box 10, an air inlet 12 and an air outlet 13 communicated with the mounting cavity 11 are provided on a side wall of the box 10, an air duct 14 is formed between the air inlet 12 and the air outlet 13, for example, an air inlet 12 is provided on one side of the box 10, an air outlet 13 is provided on the opposite side, an air flow flows in from the air inlet 12 and then flows out from the air outlet 13, a flow path of the air flow is the air duct 14, and the water absorbing body 20 is installed in the air duct 14 of the mounting cavity 11. Specifically, in the present embodiment, the water absorbent body 20 is made of a water absorbent material having a strong air permeability, such as a sponge body or a water absorbent cotton swab. The water supply assembly 30 is installed in the installation cavity 11, the water supply assembly 30 includes a water tank 31, a water supply pipe 32 and an adjusting valve 33, wherein the water tank 31 is used for containing a humidifying agent, such as water, a mixture of water and fragrance essential oil, etc., the water tank 31 is provided with a water injection port (not shown) for supplementing the humidifying agent, the water tank 31 is arranged on the periphery of the water absorbing body 20, the water tank 31 is provided with a water outlet 322, a water inlet 321 of the water supply pipe 32 is connected with a water outlet of the water tank 31, the water outlet 322 of the water supply pipe 32 is in water flow communication with the water absorbing body 20, the humidifying agent in the water tank 31 can flow to the water absorbing body 20 through the water supply pipe 32 under the action of gravity, so that the humidifying agent wets the water absorbing body 20, for example, the water outlet 322 is arranged right above the water absorbing body 20, water flowing out from the water outlet 322 is sprayed onto the water absorbing body 20 under the action of gravity, or the water outlet 322 is directly inserted into the water absorbing body 20, the water body flows directly into the water-absorbing body 20 by gravity. The regulating valve 33 is installed on the water supply pipe 32 for regulating the amount of the humidifying agent flowing to the water absorbent 20 through the water supply pipe 32, thereby controlling the water saturation of the water absorbent 20. The air guiding fan 40 is installed in the air duct 14, the air inlet surface of the air guiding fan 40 faces the air inlet 12, the air outlet surface of the air guiding fan 40 faces the water absorbing body 20, and the air guiding fan 40 guides the airflow to blow to the water absorbing body 20, so that the evaporation of the humidifying agent in the water absorbing body 20 is accelerated, and the mist is formed and blown out from the air outlet 13.

In the humidifier provided by the embodiment of the utility model, the water tank 31 and the water absorption body 20 are separately arranged in the installation cavity 11 of the box body 10, the water tank 31 and the water absorption body 20 are connected by the water supply pipe 32, the humidifying agent in the water tank 31 can flow to the water absorption body 20 through the water supply pipe 32 under the action of gravity, and the flow rate can be adjusted through the adjusting valve 33 arranged on the water supply pipe 32. When the humidifier is used, the humidifier in the water tank 31 actively flows out to the water supply pipe 32 by virtue of gravity, and then is guided to the flow direction water absorption body 20 by the water supply pipe 32 to soak the water absorption body 20, at the moment, the air guide fan 40 is started again to blow air to the water absorption body 20, so that the evaporation of the humidifier in the water absorption body 20 can be accelerated to form water mist, and the water mist is output from the air outlet 13 of the box body 10 to humidify the external environment. Thus, when the humidifier of the embodiment is used, the regulating valve 33 is opened, the humidifying agent in the water tank 31 flows to the water absorbing body 20 through the water supply pipe 32, and the flow rate of the supplied water can be regulated through the regulating valve 33, so that the water absorbing body 20 is ensured to have proper water absorption saturation all the time; when the humidifier is not in use, the control valve 33 is closed, the water supply pipe 32 stops supplying water, and the water absorbent body 20 can be naturally dried. Like this, the body 20 that absorbs water need not to soak in the humidifying agent of water tank 31, can not breed the bacterium to the gravity of humidifying agent is supplied water for the body 20 that absorbs water as power in the make full use of water tank 31, need not to set up pumping devices such as water pump and supplies water, and the complete machine energy consumption of humidifier is little, and the noise is little, thereby can effectual promotion user use experience.

In some embodiments, in order to accelerate the air drying process of the water absorbent body 20, when the humidifier is closed, the adjusting valve 33 may be set to be closed before the air guiding fan 40, at this time, the adjusting valve 33 closes the water supply pipe 32 and no longer supplies water to the water absorbent body 20, and the air guiding fan 40 still continues to operate, so that the water absorbent body 20 can be quickly dried by the air guiding fan 40, and the defect that the natural air drying takes a long time is overcome.

In another embodiment of the present invention, as shown in fig. 1, 3 and 4, in order to ensure that the humidifying agent in the water tank 31 can autonomously flow to the water absorbent body 20 through the water supply pipe 32 under the action of gravity, the height of the water tank 31 is set higher than the height of the water outlet 322 of the water supply pipe 32 in the height direction of the humidifier, that is, the water tank 31 is set above the water absorbent body 20. Thus, the entire humidifier in the water tank 31 is located above the water absorbent 20, i.e., above the water outlet 322 of the water supply pipe 32, and the humidifier can flow out from the water outlet 322 of the water tank 31 by its own weight and flow to the water absorbent 20 through the water supply pipe 32, thereby stably and reliably supplying water to the water absorbent 20.

In other embodiments, a U-shaped pipe may be used as the water supply pipe 32, in which case, the water tank 31 may not be disposed above the water absorption body 20 as a whole, but only by setting the relative positions of the water tank 31 and the water absorption body 20 and the amount of the humidifying agent in the water tank 31, the pressure at the water inlet 321 of the U-shaped water supply pipe 32 is ensured to be higher than the pressure at the water outlet 322 of the water supply pipe 32, so as to ensure that the humidifying agent in the water tank 31 can flow to the water absorption body 20 through the water supply pipe 32 under the action of gravity.

In another embodiment of the present invention, as shown in fig. 1, 3 and 4, the water outlet 322 of the water supply pipe 32 is located right above the water-absorbent body 20, so that the humidifying agent flowing out from the water outlet 322 can be sprayed down onto the water-absorbent body 20 to wet the water-absorbent body 20.

In another embodiment of the present invention, the water outlet 322 of the water supply pipe 32 may be inserted into the water absorbent body 20, and the humidifying agent is directly introduced into the interior of the water absorbent body 20 through the water outlet 322. In this embodiment, the water outlet 322 of the water supply pipe 32 is inserted into the middle of the water absorbent 20, that is, the water supply pipe 32 supplies the humidifying agent from the middle of the water absorbent 20, so that the humidifying agent can quickly fill the whole water absorbent 20, and it is ensured that each position of the water absorbent 20 has approximately the same saturation, so that the water absorbent 20 keeps water balance as a whole, and it is avoided that some places are supersaturated to permeate water, and the other places lack water for a long time to cause the material to be hardened. Of course, it should be understood that the water outlet 322 of the water supply pipe 32 is inserted into the middle of the water absorbent 20, and it does not mean that the water outlet 322 is strictly disposed in the middle of the water absorbent 20, and in particular, in the use process, the humidifying agent flows under the action of gravity, so that the water outlet 322 of the water supply pipe 32 can be disposed at a position above the middle along the height direction of the water absorbent 20, thereby better ensuring the water balance at the two ends of the water absorbent 20.

In another embodiment of the present invention, as shown in fig. 1, 3 and 7, a water storage tank 50 is further disposed in the installation cavity 11 of the box 10, and the water storage tank 50 is located below the water absorption body 20 and is used for containing the dropping humidifier when the water supply pipe 32 supplies water excessively and the water absorption body 20 is saturated and seeps water, so as to prevent the humidifier from polluting the installation cavity 11 and other structures in the installation cavity 11.

Further, in this embodiment, as shown in fig. 1, 3 and 7, the lower end of the water absorbent 20 located at the water outlet 322 of the water supply pipe 32 is inserted into the water storage tank 50, so that as the air drying process of the water absorbent 20 progresses, the water absorbent 20 can absorb the wetting agent in the water storage tank 50, and both the water storage tank 50 and the water absorbent 20 are kept dry, thereby preventing the bacteria from breeding.

In another embodiment of the present invention, as shown in fig. 4, 5 and 6, the above-mentioned regulating valve 33 includes a valve body 331, a valve core 332 and a valve rod 333, wherein the valve body 331 has an inlet and an outlet, the valve core 332 is movably installed in the valve body 331 and is capable of being adapted to block the outlet of the valve body 331, and the valve rod 333 is slidably installed in the valve body 331 and is used for driving the valve core 332 to move. The water supply pipe 32 includes a lower water section 323 and an upper water section 324, the lower water section 323 connects the water tank 31 and the inlet of the valve body 331, the upper water section 324 connects the outlet of the valve body 331 and the water suction body 20, and the valve rod 333 drives the valve core 332 to move to adjust the opening degree of the outlet of the valve body 331, thereby adjusting the amount of water flowing out of the outlet of the valve body 331. In this way, the valve core 332 is moved by driving the valve rod 333 to move, so that the amount of the humidifying agent flowing to the water absorbing body 20 through the water supply pipe 32 can be adjusted, thereby ensuring that the water absorbing body 20 is always kept within a proper water saturation range. In some specific embodiments, the regulating valve 33 may be an electronic valve, a mechanical valve, or the like.

In this embodiment, as shown in fig. 5, 6 and 7, the regulating valve 33 is a mechanical valve, the water supply assembly 30 further includes a driving member 34 for driving the valve rod 333 to move, a mounting hole 15 is opened at a position of the box 10 corresponding to the driving member 34, one end of the driving member 34 extends into the valve body 331 and is connected to the valve rod 333, and the other end of the driving member 34 extends to extend from the mounting hole 15. When the water supply amount needs to be adjusted, one end of the driving member 34 outside the housing 10 is moved, so that the driving member 34 moves and drives the valve rod 333 to move, thereby driving the valve core 332 to move relative to the outlet of the valve body 331, and adjusting the opening degree of the outlet.

For example, in some specific embodiments, as shown in fig. 5, 6 and 7, one end of the valve rod 333 connected to the valve core 332 is screwed with the valve body 331, the driving member 34 is a driving gear rotatably mounted on a side wall of the valve body 331, the other end of the valve rod 333 away from the valve core 332 is provided with a circular rack 334 around, the driving gear is engaged with the circular rack 334, and an axis of the valve rod 333 is parallel to or coincides with a center line of an outlet of the valve body 331. Therefore, when the opening degree of the outlet of the valve body 331 needs to be adjusted, the driving gear is toggled to rotate outside the box 10, and the driving gear drives the valve rod 333 to move along the screwing direction of the thread, so that the valve core 332 is pushed to move along the center line of the outlet of the valve body 331, the valve core 332 is made to be close to or far away from the outlet of the valve body 331, and the opening degree of the outlet of the valve body 331 is adjusted.

In another embodiment of the present invention, as shown in fig. 5 and 6, the outlet of the valve body 331 is a tapered opening whose size gradually decreases along the water flow direction, and the valve core 332 is a tapered plug whose size and shape are matched with the tapered opening, and the two move and guide to cooperate, so as to prevent the outlet of the valve body 331 from being blocked and closed normally due to the valve core 332 deviating from the outlet of the valve body 331 when moving.

In another embodiment of the present invention, a gear control switch (not shown) is further disposed outside the box 10 and in communication with the air guiding fan 40, and the air quantity of the air guiding fan 40 is adjusted by the gear control switch, so as to adjust the air quantity of the humidifier. Furthermore, a driving gear can be linked with a gear control switch of the fan, the opening degree of the outlet of the adjusting valve body 331 is synchronously controlled while the air quantity of the air guiding fan 40 is controlled and adjusted, so that the water supply quantity and the air quantity are synchronously increased or reduced, when the wind speed of the air guiding fan 40 is high, the water supply quantity of the water absorption body 20 is increased, and when the wind speed of the air guiding fan 40 is low, the water supply quantity of the water absorption body 20 is also reduced.

In another embodiment of the present invention, as shown in fig. 1 and 3, the water absorber 20 may be a block-shaped water absorber, the block-shaped water absorber 20 is disposed near the air outlet 13 of the box 10, and the air guiding fan 40 is disposed at a side portion of the water absorber 20. In the present embodiment, the water storage tank 50 is a rectangular tank.

In other embodiments, the water-absorbing body 20 may be a cylindrical body. At this time, two water outlets 322 are disposed at intervals on the water supply pipe 32, the water supply pipe 32 penetrates through two radial sides of the water absorbent body 20, and the two water outlets 322 simultaneously supply water to the two sides of the water absorbent body 20, as shown in fig. 8; it is also possible to provide two separate water supply sections 324, and the water outlets 322 of the two water supply sections 324 are respectively inserted into the two side portions of the water absorbent body 20 to supply water to the two side portions, as shown in fig. 9. At this time, the outlet 13 of the casing 10 is disposed above the water absorber 20 along the axial direction of the water absorber 20, and the air guiding fan 40 is disposed below the water absorber 20, and the air guiding fan 40 blows air toward the water absorber 20 from below to above along the axial direction of the water absorber 20. In the present embodiment, the water storage tank 50 is correspondingly provided as an annular groove to correspond to the humidifier contained and dropped on the cylindrical water absorbent 20.

It should be understood that the above-mentioned water absorption body 20 may have other shapes, and the water absorption body 20 and the wind guiding fan 40 may have other relative position relationships, and the description of the shape of the water absorption body 20 and the description of the relative position relationship between the water absorption body 20 and the wind guiding fan 40 are only exemplary and not limiting.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A humidifier, comprising:

the box body is internally provided with an installation cavity, the side wall of the box body is provided with an air inlet and an air outlet which are communicated with the installation cavity, and an air channel is formed between the air inlet and the air outlet;

the water absorption body is arranged in the air duct;

the water supply assembly is arranged in the installation cavity and comprises a water tank, a water supply pipe and an adjusting valve, the water tank is arranged on the periphery of the water absorption body, a water inlet of the water supply pipe is communicated with the water tank, a water outlet of the water supply pipe is communicated with the water flow of the water absorption body, a humidifying agent in the water tank flows to the water absorption body through the water supply pipe, and the adjusting valve is arranged on the water supply pipe and is used for adjusting the water quantity of the water supply pipe;

the air guide fan is arranged in the air duct, and the air inlet surface of the air guide fan faces the air inlet and the air outlet surface of the air guide fan faces the water absorbing body.

2. The humidifier of claim 1, wherein: the setting height of the water tank is higher than that of the water outlet of the water supply pipe.

3. The humidifier of claim 1, wherein: the water supply pipe is a U-shaped pipe, and the pressure at the water inlet of the water supply pipe is higher than the pressure at the water outlet of the water supply pipe.

4. The humidifier of claim 1, wherein: the water outlet of the water supply pipe is positioned right above the water absorption body, or the water outlet of the water supply pipe is inserted into the water absorption body.

5. The humidifier of claim 4, wherein: the water storage tank is arranged in the mounting cavity and is positioned below the water absorption body, and the lower end part of the water absorption body, which is positioned at the water outlet of the water supply pipe, is inserted into the water storage tank.

6. The humidifier of claim 5, wherein: the water absorption body is a block-shaped body, and the water storage tank is a rectangular tank;

or the water absorption body is a cylindrical body, and the water storage tank is an annular groove.

7. The humidifier according to any one of claims 1 to 6, wherein: the regulating valve comprises a valve body, a valve core and a valve rod, wherein the valve core is movably arranged in the valve body, the valve rod is used for driving the valve core to move, the water supply pipe comprises a water discharging section and a water feeding section, the water discharging section is connected with the water tank and an inlet of the valve body, the water feeding section is connected with an outlet of the valve body and the water absorbing body, and the valve rod drives the valve core to move so as to regulate the opening degree of the outlet of the valve body and further regulate the water quantity flowing out of the outlet of the valve body.

8. The humidifier of claim 7, wherein: the water supply assembly further comprises a driving piece used for driving the valve rod to move, a mounting hole is formed in the position, corresponding to the driving piece, of the box body, one end of the driving piece extends into the valve body and is connected with the valve rod, and the other end of the driving piece extends to the mounting hole and extends out of the mounting hole.

9. The humidifier of claim 8, wherein: the valve comprises a valve body, a valve rod, a valve core, a driving piece and a circular rack, wherein one end of the valve rod, which is connected with the valve core, is in threaded connection with the valve body, the driving piece is a driving gear which is rotatably arranged on the side wall of the valve body, the other end of the valve rod, which is far away from the valve core, is wound on the circular rack, the driving gear is in meshed connection with the circular rack, and the axis of the valve rod is parallel to or coincided with the central line of an outlet of the valve body.

10. The humidifier of claim 8, wherein: the outlet of the valve body is a tapered opening with the size gradually reduced along the water flow direction, and the valve core is a conical plug matched with the tapered opening.

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