Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art and provides an evaporative humidifier.
The invention provides an evaporative humidifier, which comprises a bottom shell, a fan, a water tank, a humidifying net and an upper cover, wherein the fan and the water tank are connected with the bottom shell, the upper cover is detachably covered on the water tank, a water storage cavity is arranged in the water tank, the humidifying net is arranged in the water storage cavity, a chassis is arranged at the lower end of the bottom shell, wherein,
the humidifier also comprises an air inlet channel, a first air outlet channel and a second air outlet channel, wherein an air inlet of the air inlet channel is positioned on the chassis, a first air outlet of the first air outlet channel is positioned at the edge of the outer peripheral wall of the water storage cavity, a second air outlet of the second air outlet channel is positioned on the upper cover, and the air inlet channel is communicated with the first air outlet channel and the second air outlet channel;
the fan can communicate first gas via the air inlet duct and the first air outlet duct to the humidification net for exchange, and discharges the exchanged second gas via the air outlet of the second air outlet duct.
Optionally, the water storage cavity includes an air duct wall and a first connecting wall connected to the air duct wall, the first air outlet duct is disposed between the air duct wall and the inner side wall of the water tank, and the first connecting wall is connected to the inner side wall of the water tank.
Optionally, the humidifying net includes a net body and a flanging portion extending outward from an end of the net body close to the upper cover, the flanging portion is sandwiched between the first air outlet channel and the second air outlet channel, and the flanging portion covers the first air outlet of the first air outlet channel.
Optionally, the cross-sectional area of the net body part decreases from the end close to the upper cover to the end far away from the upper cover.
Optionally, the upper cover includes water injection portion and air-out portion, water injection portion with the inside intercommunication in water storage cavity, air-out portion is provided with the grid that a plurality of equidistant set up, in order to form the second air outlet.
Optionally, the humidifier further comprises a floating member, the floating member is arranged in the water storage cavity, the floating member can ascend and descend along with the height of the water level in the water storage cavity, and,
when the water level in the water storage cavity reaches a set water level, the floating piece can be abutted against the water injection part and seal the water injection part.
Optionally, when the water storage cavity includes an air duct wall and a first connecting wall connected to the air duct wall, a water level observation window is further disposed on the outer side wall of the water tank, the water level observation window corresponds to the first connecting wall in position, and the water level observation window penetrates through the outer side wall of the water tank to be communicated with the inside of the water storage cavity.
Optionally, the water storage cavity further comprises a second connecting wall, the second connecting wall connects the air duct wall and the inner side wall of the water tank, and the second connecting wall and the first connecting wall are symmetrically arranged relative to the water storage cavity;
the outer side wall of the water tank is also provided with an overflow hole, the position of the overflow hole corresponds to that of the second connecting wall and is consistent with the set water level, and the overflow hole penetrates through the outer side wall of the water tank to be communicated with the inside of the water storage cavity.
Optionally, an air guide wall is arranged in the bottom case, and the air guide wall is inclined to be connected with the bottom wall of the water tank from the bottom of the bottom case to a direction which is close to the bottom wall of the water tank and far away from the center of the bottom case.
Optionally, one side of the bottom shell, which faces away from the water tank, is provided with a circuit board accommodating cavity.
The evaporative humidifier of the invention has the following beneficial effects: firstly, a structure that an air duct and a water tank are integrated is adopted, the first air outlet duct is an annular air duct, the ventilation volume is effectively increased, the structure is simplified, the cost is reduced, the installation is convenient, the complicated and tedious steps of disassembling and assembling an air duct assembly are not needed, and in addition, the inner side wall of the water tank is smooth and is convenient to clean; secondly, a floating part is arranged in the water tank, the floating part can float up to the upper cover along with the rise of the water level, the upper cover is sealed to remind a user of finishing water adding, the user does not need to observe the water adding amount, and the water tank is safer and more convenient; thirdly, water is directly added from the water injection part in the middle of the upper cover, so that the step that the upper cover needs to be taken down and water is added to the traditional humidifier is omitted, and in addition, the upper cover is convenient to take down, a filter element is convenient to replace, and a water tank and a floating piece are convenient to clean; fourthly, the humidifying net in the humidifier is provided with a net body part and a flanging part, so that the surface area of the humidifying net through which the wind passes can be ensured to the maximum extent, and the humidifying quantity is improved; fifthly, an overflow hole and an observation window are arranged on the side wall of the water tank, when water exceeds a set water level, water in the water storage cavity automatically flows out of the overflow hole, and then the water level in the water storage cavity can be observed at any time through the observation window, so that the use safety of the humidifier is improved; sixth, the bottom shell in the evaporative humidifier is provided with a wind guide wall, which is beneficial to wind guide, wind resistance reduction and noise reduction, and in addition, a circuit board accommodating cavity is arranged at the lower side of the wind guide wall, so that the space is saved and the electrical safety of a product is ensured; seventh, the humidifier adopts the lower fan, so that the situation that the electric part is arranged upwards and water is inconvenient to add due to the fact that the fan of the same kind of products is arranged upwards is avoided, and water can be added only by removing the electric part;
the gravity center is at the upper part when water is not added or the water level is low; the power line interface is arranged on the base, so that the defects of influence on the stability of the product and the like are overcome, and the safety and the stability of the product are improved.
Detailed Description
In order to make the technical solutions of the present invention better understood, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, the present invention provides an evaporative humidifier, including a bottom case 100, a blower 110, a water tank 200, a humidification net 210 and an upper cover 300, wherein the blower 110 and the water tank 200 are both connected to the bottom case 100, the upper cover 300 is detachably covered on the water tank 200, a water storage chamber 203 is provided in the water tank 200, and the humidification net 210 is provided in the water storage chamber 203. The evaporative humidifier of the present invention further includes an air inlet duct 11, a first air outlet duct 22 and a second air outlet duct 33, an air inlet 120 of the air inlet duct 11 is located on the chassis provided at the lower end of the bottom case 100, a first air outlet of the first air outlet duct 22 is located at the edge of the outer peripheral wall of the water storage cavity 203, a second air outlet 302 of the second air outlet duct 33 is located on the upper cover 300, and the air inlet duct 11 is communicated with the first air outlet duct 22 and the second air outlet duct 33. The fan 110 can conduct the first gas to the humidification network 210 for exchange through the air inlet duct 11 and the first air outlet duct 22, and discharge the exchanged second gas through the air outlet 302 of the second air outlet duct 33.
The evaporative humidifier provided by the invention adopts a structure that the air duct and the water tank are integrated, the flow direction of the air duct is integrally linear, the air inlet and outlet efficiency is high, the first air outlet duct is an annular air duct, the ventilation volume is effectively increased, the structure is simplified, the cost is reduced, the installation is convenient, the complicated and fussy step of dismounting and mounting the air duct assembly is not needed, and the appearance tidiness of the product is improved.
Specifically, fig. 3 is a schematic cross-sectional structure diagram of an evaporative humidifier according to an embodiment, as shown in fig. 3, an air inlet duct 11 is blown by an air inlet 120, and a first air is conducted to a humidification mesh 210 through the air inlet duct 11 and a first air outlet duct 22 to exchange under the action of a fan 110, and a second exchanged air is discharged through an air outlet 302 of a second air outlet duct 33. That is to say, the air inlet duct 11 blows in dry air (that is, first gas), switches on to humidification net turn-ups portion 211 through fan 110, later takes away the moisture in humidification net 210 in order to form moist air (that is, the second gas), moist air exports to air outlet 302 through second air outlet duct 33, whole wind channel is equivalent to the linear type, and the windage is little, and business turn over wind is efficient, and the noise is low, humidifier simple structure, convenient to use safety.
As shown in fig. 3 and 4, the water storage chamber 203 of the evaporative humidifier in this embodiment includes an air duct wall 204 and a first connecting wall 206 (only a transverse cross section of the first connecting wall is shown in the figure) connected to the air duct wall 204, the first air outlet duct 22 is disposed between the air duct wall 204 and the inner side wall 205 of the water tank, and the first connecting wall 206 is connected to the inner side wall 205 of the water tank, that is, a peripheral annular air duct is formed between the air duct wall 204 of the water storage chamber and the inner side wall 205 of the water tank, and the air duct can ventilate 360 degrees, effectively increase ventilation amount, and thus maximally ensure humidification amount, although the connecting wall disposed in the annular air duct separates the annular air duct to form a symmetrical semi-annular air duct, but does not affect ventilation amount.
In order to make the air-out efficient, the mode of adding water convenient and fast, need not take off the upper cover, upper cover 300 is all located with the air outlet with the filler to this embodiment, as shown in fig. 2-4, upper cover 300 includes water injection portion 301 and air-out portion 302, wherein, water injection portion 301 and the inside intercommunication in water storage chamber 203, water injection portion 301 sets up to the recess in order directly to add water in the water storage chamber 203, secondly, air-out portion 302 is provided with the grid that a plurality of equidistant set up, form the second air outlet, the air outlet area is big and the air-out is efficient. In addition, the air inlets 120 are also arranged as grids at equal intervals to improve air inlet efficiency.
Specifically, as shown in fig. 2 to 4, the humidifying mesh 210 includes a mesh body 212 and a turned-up portion 211 extending outward from an end of the mesh body 212 close to the upper cover 300, the turned-up portion 211 is sandwiched between the first air outlet channel 22 and the second air outlet channel 33, and the turned-up portion 211 is covered at the first air outlet of the first air outlet channel 22, so that the first air in the first air outlet channel 22 passes through the turned-up portion 211 to form a humidified gas (i.e., a second air). It should be noted that, the humidifying mesh 210 of the present embodiment may be shaped like a funnel, and the turned-over portion 211 designed in this way has a large surface area to ensure the maximum passage of wind, so as to increase the humidification amount.
Further, as shown in fig. 2 to 4, the evaporative humidifier of the present embodiment further includes a floating member 220, the floating member 220 is disposed in the water storage chamber 203, and the floating member 220 can be lifted and lowered according to the water level in the water storage chamber 203, and when the water level in the water storage chamber 203 reaches a set water level, the floating member 220 can abut against the water injection portion 301 and seal the water injection portion 301. It should be noted that, the floating member 220 and the upper cover 300 cooperate, water flows into the water tank from a gap between the floating member 220 and the water injection portion 301, then the inflowing water soaks the humidification mesh 210 into the flanging portion 211 from the bottom, and as the water level in the water storage cavity 203 rises, the floating member 220 floats upwards along with the water, and after the water level reaches a set height, the floating member abuts against the upper cover 300 and closes the upper cover 300, at this time, the water injected into the water injection portion 301 slowly or stops flowing into the water storage cavity 203, so as to remind a user that the water injection is completed. After the water is added, along with the work of the humidifier, the water level in the water storage cavity 203 descends, the floating piece 220 descends along with the water level, a water flow channel between the floating piece 220 and the water injection part 301 is opened, water staying in the groove of the water injection part 301 flows into the water storage cavity 203, and a user can also continue adding water from the water injection part 301. The floating piece 220 and the upper cover 300 can remind the user of the water adding degree under the synergistic effect, the user does not need to observe the water adding amount, and the use is safer and more convenient.
Optionally, as shown in fig. 2 and 4, when the water storage chamber 203 includes an air duct wall 204 and a first connecting wall 206 connected to the air duct wall 204, a water level observation window 202 is further disposed on an outer side wall of the water tank, the water level observation window 202 corresponds to the first connecting wall 206, and the water level observation window 202 penetrates through the outer side wall of the water tank to communicate with the inside of the water storage chamber 203, that is, the water level observation window communicates with the air duct wall through the first connecting wall, so that the water level change in the water storage chamber 203 can be directly observed from the outside in real time, so as to improve the safety of the humidifier. It should be noted that the water level observation window is made of an ultrasonic welding transparent material.
It should be noted that, as shown in fig. 4, the water storage cavity 203 further includes a second connecting wall 207 (only a transverse section of the second connecting wall is shown in the figure), the second connecting wall 207 connects the air duct wall 204 and the tank inner side wall 205, and the second connecting wall 207 and the first connecting wall 206 are symmetrically arranged with respect to the water storage cavity 203, however, those skilled in the art may make other changes to the positions of the second connecting wall and the first connecting wall according to actual needs, and the invention is not limited thereto.
Optionally, as shown in fig. 1 to 4, an overflow hole 201 is further provided on the outer sidewall of the tank, the overflow hole 201 corresponds to the second connecting wall 207 in position and corresponds to the set water level height, the overflow hole 201 penetrates the outer sidewall of the tank to communicate with the inside of the water storage chamber 203, that is, the second connecting wall connects the overflow hole with the air duct wall, and when the water exceeds the set water level, the water in the water storage chamber 203 automatically flows out from the overflow hole 201, so as to ensure safe use.
As shown in fig. 3 and 4, in order to guide the first air from the bottom case 100 to the upper side to pass through the first air outlet 22 and conduct to the first air outlet, and further to reduce wind resistance and noise, the present embodiment provides an air guiding wall 101 in the bottom case 100, wherein the air guiding wall 101 is inclined from the bottom of the bottom case 100 to a direction close to the bottom wall of the water tank 200 and away from the center of the bottom case 100 to be connected to the bottom wall of the water tank 200. Note that the included angle between the air guide wall 101 and the horizontal direction is in the range of 130 ° to 140 °, in the present embodiment, the included angle between the air guide wall 101 and the horizontal direction is set to 135 °, and of course, a person skilled in the art can select other included angle values according to actual needs, and the included angle is not particularly limited herein.
It should be noted that, as shown in fig. 3 and 4, the fan 110 in the evaporative humidifier is disposed in the bottom case 100, that is, the fan 110 is disposed at the bottom of the humidifier, which eliminates the inconvenience of adding water due to the presence of the electric component when the fan of the same type is placed on the humidifier, and improves the safety and stability of the product because the water can be added only by removing the electric component.
Specifically, as shown in fig. 4, a circuit board accommodating cavity 130 is disposed on a side of the bottom case 100 away from the water tank 200, and the circuit board accommodating cavity 130 is disposed below the air guide wall 101, so that space is saved, components which are easy to contact water can be isolated, and electrical safety of the product is ensured.
The evaporative humidifier of the invention has the following beneficial effects: firstly, a structure that an air duct and a water tank are integrated is adopted, the first air outlet duct is an annular air duct, the ventilation volume is effectively increased, the structure is simplified, the cost is reduced, the installation is convenient, the complicated and tedious step of disassembling and assembling an air duct assembly is not needed, in addition, the inner side wall and the bottom of the water tank are smooth, and the cleaning is convenient; secondly, a floating part is arranged in the water tank, the floating part can float up to the upper cover along with the rise of the water level, the upper cover is sealed to remind a user of finishing water adding, the user does not need to observe the water adding amount, and the water tank is safer and more convenient; thirdly, water is directly added from the water injection part in the central area of the upper cover, the step that the upper cover needs to be taken down and water is added in the traditional humidifier is omitted, and in addition, the upper cover is convenient to take down and replace the filter element, and the water tank and the floating piece are cleaned conveniently; fourthly, the humidifying net in the humidifier is provided with a net body part and a flanging part, so that the surface area of the humidifying net through which the wind passes can be ensured to the maximum extent, and the humidifying quantity is improved; fifthly, optionally, an overflow hole and an observation window are arranged on the side wall of the water tank, when water exceeds a set water level, water in the water storage cavity automatically flows out of the overflow hole, and then the water level in the water storage cavity can be observed at any time through the observation window, so that the use safety of the humidifier is improved; sixth, the bottom shell in the humidifier is provided with an air guide wall, which is beneficial to guiding air, reducing wind resistance and reducing noise, and in addition, a circuit board accommodating cavity is arranged at the lower side of the air guide wall, so that space is saved and the electrical safety of a product is ensured; seventh, the humidifier adopts the lower fan, so that the situation that the electric part is arranged upwards and water is inconvenient to add due to the fact that the fan of the same kind of products is arranged upwards is avoided, and water can be added only by removing the electric part; the gravity center is at the upper part when water is not added or the water level is low; the power line interface is arranged on the base, so that the defects of influence on the stability of the product and the like are overcome, and the safety and the stability of the product are improved.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.