CN211503046U

CN211503046U - Upper water-adding type fog-free humidifier

Info

Publication number: CN211503046U
Application number: CN201922046792.7U
Authority: CN
Inventors: 蔡演强
Original assignee: Foshan Shunde Deerma Electric Appliances Co Ltd
Current assignee: Guangdong Deerma Technology Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-15
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses an upper water-feeding type fog-free humidifier, which comprises an outer shell, wherein a water tank is arranged at the bottom of the outer shell, an inner shell is embedded above the inner part of the outer shell, the outer wall of the inner shell and the inner wall of the outer shell form an annular water inlet channel, and the annular water inlet channel is communicated with the water tank; an accommodating cavity is arranged in the inner shell, a fan and a motor for driving the fan to rotate are arranged in the accommodating cavity, and a cavity is reserved in the accommodating cavity; the top of the inner shell is provided with an air outlet structure, and the annular water inlet channel surrounds the air outlet structure. The utility model has the advantages of the air output is big, and the humidification is effectual, and the radiating efficiency is high, it is low to have solved effectively that there is not fog humidifier top adds water and leads to the air output, and the humidification effect is poor, and electrical components seals the poor problem of radiating effect that leads to.

Description

Upper water-adding type fog-free humidifier

Technical Field

The utility model discloses equipment air humidifier field refers in particular to an on add water formula fog-free humidifier.

Background

Along with the continuous development of science and technology, the humidifier compensates moisture in the air because of humidifying dry air, and the comfort level that improves living environment is deeply loved by the consumer.

The air of exporting again after traditional humidifier mostly adopts atomizing device to heat the atomizing to water carries out the humidification operation, this kind of humidifier though can reach and carry out the humidification to dry air, compensate the effect of the moisture in the air, but the humidification technique of humidifier generally all adopts electronic technology, thereby make into graininess with water like ultrasonic wave etc. and form atomizing steam and carry out the humidification to the air, thereby lead to humidifier structure complicated, high in manufacturing cost, the humidification effect is not good, and graininess water is inhaled the human body and has certain health hazard to the human body, the low reliability.

Therefore, enterprises develop a naturally-humidified fog-free humidifier, the use safety and reliability of the humidifier are ensured by filtering and purifying air through a filter and a wet curtain, and meanwhile, the production cost of the humidifier is reduced due to a physical humidification mode of natural humidification. Because the traditional humidifier adopts the structure that the water storage tank is additionally arranged in the humidifier, when the water storage tank is arranged in the humidifier and water in the water storage tank needs to be supplemented, the water storage tank needs to be detached from the humidifier and then installed in the humidifier after the water is supplemented, and the operation is troublesome; therefore, in the prior art, the waterproof structure is arranged on the electrical element of the humidifier, the large open-type top water injection port is formed above the electrical element, and a user can supplement water from the outside into the water storage container in the humidifier only by adding water to the water injection port.

Although the water adding structure can solve the problem of troublesome water adding of the humidifier, the sealed waterproof structure is additionally arranged outside the electric appliance element and is used for preventing water from invading into the electric appliance element in the water adding process to damage the electric appliance element. In the operation process of the humidifier, the temperature of an internal circuit gradually rises along with the operation time, and the heat dissipation is difficult due to sealing, so that the potential safety hazard exists; and the open water filling port is arranged at the top, so that the air outlet of the humidifier is reduced, the air output is insufficient, and the humidifying effect of the humidifier is reduced.

Therefore, there is a need to develop a mist-free humidifier with good heat dissipation effect, safe use and good humidification effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe and reliable, radiating effect and the effectual fog-free humidifier of humidification for it is low to solve the problem that the fog-free humidifier top is watered and is leaded to the air output, and the humidification effect is poor, and electrical components seals and leads to the poor problem of radiating effect.

In order to achieve the above object, the utility model provides an on add water formula fog-free humidifier, concrete embodiment is as follows:

an upper water feeding type fog-free humidifier comprises an outer shell, wherein a water tank is arranged at the bottom of the outer shell, an inner shell is embedded above the inner part of the outer shell, an annular water inlet channel is formed by the outer wall of the inner shell and the inner wall of the outer shell, and the annular water inlet channel is communicated with the water tank; an accommodating cavity is arranged in the inner shell, a fan and a motor for driving the fan to rotate are arranged in the accommodating cavity, and a cavity is reserved in the accommodating cavity; the top of the inner shell is provided with an air outlet structure, and the annular water inlet channel surrounds the air outlet structure.

As a further improvement of the present invention, a touch switch is arranged at the bottom of the inner shell, and the touch switch is electrically connected with the motor; the water tank is internally provided with a wet curtain, and the wet curtain is internally provided with a floating piece. The floating piece is arranged and is in contact with the touch switch under the action of buoyancy, so that the touch switch is in a communicated state.

Further, still be equipped with the mount in the wet curtain, float the piece including integrated into one piece's cylinder and spheroid, the spheroid set up in the cylinder top, just the spheroid is located the touch switch below, be equipped with the fixed orifices on the mount, the cylinder passes the fixed orifices sets up.

Further, interior casing bottom is equipped with the mounting panel, the mounting panel with interior casing amalgamation forms and holds touch switch's holding tank, just the amalgamation department of mounting panel and interior casing is equipped with first sealing member, be equipped with the confession on the holding tank the first through-hole that spheroid upper end passed. The first sealing element is spliced between the mounting plate and the inner shell and used for preventing moisture in the air from invading into the accommodating groove in the humidifying process and damaging the touch switch; under the condition that water exists in the water tank, the floating piece floats upwards under the action of buoyancy, so that the upper end part of the ball body penetrates through the first through hole to be contacted with the touch switch, the touch switch is in a communicated state, the motor is controlled to operate, the fan is moved to rotate, external dry air is sucked into the water tank to be supplemented with water and moistened, and then the air is discharged from the air outlet groove to humidify the space; when no water exists in the water tank, the floating piece does not float upwards, so that the upper end part of the ball body cannot be contacted with the touch switch, the touch switch is in a disconnection state, and the motor stops operating; the humidifier can be effectively prevented from still running when no water is in the water tank and humidification can not be carried out.

As a further improvement, the structure of giving vent to anger is including the gas outlet cover at casing top including setting up, be equipped with on the gas outlet cover and center on the gas outlet groove that the gas outlet cover center set up, be equipped with first air inlet duct on the shell body, be equipped with the second air inlet duct on the water tank, interior bottom of the shell body portion is equipped with the third air inlet duct, first air inlet duct, second air inlet duct, third air inlet duct and go out the air duct and communicate in proper order.

As a further improvement, the bottom of the inner shell is provided with an inward sunken arc-shaped groove, the third air inlet area is arranged on the arc-shaped groove, the middle part of the arc-shaped groove is provided with a step, and the step is provided with the motor.

Further, still be equipped with sealed lid on the step, sealed lid cup joints on the motor, sealed covering is equipped with the confession the second through-hole that the motor drive axle passed. The sealing cover is sleeved outside the motor, so that the motor is effectively prevented from being damaged by the fact that humid air invades into the motor in the humidifying process.

Furthermore, a first sealing ring is arranged at the joint of the sealing cover and the step, an annular groove is formed in the second through hole, a second sealing ring is arranged on the annular groove, and the second sealing ring is sleeved on the motor driving shaft. The first sealing ring is arranged at the joint of the sealing cover and the step, the second sealing ring is sleeved on the motor driving shaft and arranged in the annular groove, so that the motor driving shaft is sealed, and moist air is further prevented from invading into the motor in the humidifying process to damage the motor.

As a further improvement of the present invention, a control device is disposed on the inner housing, the control device includes an upper housing, a lower housing, a circuit board, and a screwing switch, the screwing switch is connected to the circuit board, a screwing cover is sleeved on the screwing switch, and the circuit board is disposed in the screwing cover; the upper shell and the lower shell are spliced to form an installation cavity for the arrangement of the screwing switch, the circuit board is electrically connected with the motor and the touch switch respectively, an air outlet cover is arranged at the top of the inner shell, a third through hole is formed in the air outlet cover, the screwing switch is arranged on the air outlet cover, and the screwing switch penetrates through the third through hole and the upper shell to be connected with the circuit board; and a second sealing piece is arranged at the splicing part of the upper shell and the lower shell. Through setting up the function of controlling means control touch switch and motor, the user only needs to rotate revolve wrong switch and can realize opening and closing of humidifier to the rotational speed of adjustment motor, it is convenient to use, improves the user and uses experience. The second sealing piece is arranged at the joint of the upper shell and the lower shell, so that the situation that moist air enters the control device and damages the control device in the operation process of the humidifier can be effectively prevented.

Further, the lid has been cup jointed at interior casing top, be equipped with on the lid with outer shell inner wall inconsistent first protruding portion and second protruding portion, be equipped with on the interior casing outer wall with outer shell inner wall inconsistent third protruding portion, the third protruding portion with first protruding portion intercommunication forms the spread groove, be equipped with the wire casing on the shell body, the wire casing with the spread groove intercommunication. The installation cavity and the containing groove are hermetically isolated from the water inlet channel by the connecting groove formed by the first protruding part and the third protruding part which are respectively abutted against and communicated with the inner wall of the outer shell and the second protruding part which is abutted against the inner wall of the outer shell, so that the situation that water enters the installation cavity and the containing groove to damage the control device, the motor and the touch switch in the water adding process of the humidifier is prevented; and the connection of the circuit board, the screwing switch, the touch switch and the motor is realized through the connecting groove communicated with the electric wire in the wire groove.

The utility model discloses an on add water formula fog-free humidifier, for prior art, following beneficial effect has:

1. at the annular inhalant canal that forms between shell body and the interior casing, interior casing top is provided with out the basin, makes annular inhalant canal centers on it sets up, the increase to go out the basin, thereby improves the air output of this humidifier, improves the efficiency of giving vent to anger of this humidifier effectively, and then improves the humidification effect of this humidifier.

2. The cavity is reserved in the inner shell, the heat dissipation effect of the motor and the circuit board in the operation process is improved, and meanwhile, the operation of the fan is induced draft and the moisture in the naturally humidified air further improves the heat dissipation effect of the motor and the circuit board.

3. The motor is controlled to be started and closed through the touch switch, when the water tank is filled with water, the floating piece floats upwards under the action of buoyancy, so that the upper end part of the ball body is in contact with the touch switch, the touch switch is in a connected state, when the water tank is filled with water, the floating piece cannot float upwards, the ball body is not in contact with the touch switch, and the touch switch is in a disconnected state; the service life of the motor is effectively prolonged, the use experience of a user is improved, and the reliability and the safety of the humidifier are improved.

4. The wet curtain is arranged in the water tank to purify and filter air, so that the quality of the air output by the humidifier is improved, and the use safety and reliability of the humidifier are further improved.

Drawings

Fig. 1 is a schematic structural view of an upper water-feeding type fog-free humidifier of the present invention;

fig. 2 is a sectional view of the upper water-feeding type mist-free humidifier of the present invention;

fig. 3 is a schematic view of the gas flow of the upper water-feeding type mist-free humidifier of the present invention;

fig. 4 is a schematic water inlet view of the upper water-feeding type non-fog humidifier of the present invention;

fig. 5 is an exploded view of the inner housing of the present invention;

FIG. 6 is an exploded view of the water tank of the present invention;

fig. 7 is a schematic structural diagram of the outer casing of the present invention;

fig. 8 is a schematic structural view of the inner shell of the present invention;

fig. 9 is a schematic view of the cover structure of the present invention.

Detailed Description

The attached body is combined to explain the utility model discloses an upper water-adding type fog-free humidifier.

As shown in fig. 1, the upper water-adding type fogless humidifier includes an outer shell 1 and an inner shell 2, wherein the inner shell 2 is disposed in the outer shell 1, and a cover body 5 is sleeved on the inner shell 2.

As shown in fig. 2-9, a ring-shaped connector 12 is arranged in the outer shell 1, a stud 13 is arranged on the ring-shaped connector 12, and the top of the inner shell 2 is connected to the ring-shaped connector 12 through a screw and the stud 13; the bottom of the annular connecting piece 12 is provided with a slot, the top of the water tank 3 is provided with an inserting convex edge 36, and the inserting convex edge 36 is inserted into the slot.

An annular water inlet channel is formed between the outer wall of the inner shell 2 and the inner wall of the outer shell 1, and an open-top opening of the water tank 3 is formed, so that the water tank 3 is communicated with the annular water inlet channel. The top of the inner shell 2 is provided with an air outlet structure, and the annular water inlet channel surrounds the air outlet structure.

Further, the air outlet structure comprises an air outlet cover 29, and an air outlet groove 291 is formed in the air outlet cover 29 and surrounds the center of the air outlet cover 29.

Wherein, be equipped with first air inlet duct 11 on the shell body 1, be equipped with second air inlet duct 31 on the

water tank

3, 2 bottoms in interior casing are equipped with third air inlet duct 21, first air inlet duct 11, second air inlet duct 31, third air inlet duct 21 and air outlet duct 291 communicate in proper order.

Preferably, an accommodating cavity 22 for installing the electronic components of the humidifier is arranged in the inner shell 2, and a control device, a motor 4 and a fan 6 are arranged in the accommodating cavity 22; the motor 4 is sleeved with a sealing cover 41.

Specifically, the bottom of the inner shell 2 is provided with an inward-concave arc-shaped groove 24, the middle part of the arc-shaped groove 24 is provided with a step 25, the motor 4 is mounted on the step 25, and the sealing cover 41 is connected with the step 25.

Furthermore, a first screw hole is formed in the bottom of the motor 4, a second screw hole matched with the first screw hole is formed in the step 25, and the motor 4 is fixed on the step 25 through screws; the sealing cover 41 is provided with a third screw hole, the step 25 is provided with a fourth screw hole matched with the third screw, and the sealing cover 41 is fixed on the step 25 through screws.

Specifically, a first sealing ring 42 is arranged at the joint of the sealing cover 41 and the step 25; the sealing cover 41 is provided with a second through hole for the motor driving shaft to penetrate through, an annular groove is formed in the second through hole, and a second sealing ring is sleeved on the motor driving shaft. The sealing cover 41 is sleeved outside the motor 4, so that the humid air is effectively prevented from invading into the motor 4 to damage the motor 4 in the humidifying process; the first sealing ring 42 is arranged at the joint of the sealing cover 41 and the step 25, the motor driving shaft is sleeved with the second sealing ring, and the second sealing ring is arranged in the annular groove, so that the motor driving shaft is sealed, and moist air is further prevented from invading into the motor 4 to damage the motor 4 in the humidification process.

Specifically, the fan 6 is connected with a driving shaft of the motor 4; the control device is electrically connected with the motor 4.

Specifically, grooves 27 are formed in two sides of the top of the inner shell 2, and two sides of the control device are arranged on the grooves 27; the control device comprises an upper shell 74 and a lower shell 75, the upper shell 74 and the lower shell 75 are spliced to form an installation cavity 77, a first sealing piece 76 is arranged at the splicing position of the upper shell 74 and the lower shell 75, and a second sealing piece 76 is arranged at the connecting position of the upper shell 74 and the lower shell 75, so that the situation that the control device is damaged when humid air invades into the installation cavity 77 in the operation process of the humidifier can be effectively prevented.

Specifically, the control device further comprises a circuit board 71 and a screwing switch 72, wherein the screwing switch 72 is connected with a screwing cover 78, a cavity is arranged in the screwing cover 78, and the circuit board 71 is arranged in the cavity; the circuit board 71 is electrically connected to the screw switch 72 and the motor 4, respectively, and is used for controlling the motor 4 to be turned on and off.

Further, a third through hole 292 is formed in the air outlet cover 29, and the screwing cover 78 penetrates through the third through hole 292 to be connected with the screwing switch 72.

Further, a display lamp is arranged on the circuit board 71, and the display lamp is used for displaying that the humidifier is in a working state.

Preferably, a cavity 23 is reserved in the accommodating cavity 22 for improving the heat dissipation efficiency of the motor 4 and the circuit board 71.

Preferably, interior casing 2 bottom is equipped with mounting panel 8, mounting panel 8 with interior casing 2 amalgamation forms holding tank 81, be equipped with touch switch 9 in the holding tank 81, touch switch 9 with circuit board 71 is connected.

Specifically, a first sealing element 82 is arranged at the joint of the mounting plate 8 and the inner shell 2, a first sealing groove 28 is arranged at the bottom of the inner shell 2, and the first sealing element 82 is arranged in the first sealing groove 28; the first sealing member 82 is provided in a state where the mounting plate 8 and the inner case 2 are coupled to prevent moisture in the air from intruding into the receiving groove 81 during humidification and damaging the touch switch 9.

Specifically, the mounting plate 8 is provided with a first through hole 82.

Wherein, interior casing 2 below is equipped with water tank 3, be equipped with wet curtain 31 in the water tank 3, the inside mount 33 that is equipped with of wet curtain 31, be connected with the float on the mount 33, the float includes integrated into one piece's cylinder 34 and spheroid 35, spheroid 35 is located cylinder 34 top, be equipped with the fixed orifices on the mount 33, cylinder 34 passes the fixed orifices sets up.

Further, the upper end of the ball 35 passes through the first through hole 82 to contact the touch switch 9.

Specifically, under the condition that water exists in the water tank 3, the floating piece floats upwards under the action of buoyancy, so that the upper end part of the ball 35 passes through the first through hole 82 to be contacted with the touch switch 9, the touch switch 9 is in a communicated state, the motor 4 is controlled to operate and move the fan 6 to rotate, external dry air is sucked into the water tank 3 to be supplemented with water and humidified, and then the air is discharged from the air outlet groove 29 to humidify the space; when no water is in the water tank 3, the floating piece cannot float upwards, so that the upper end part of the ball 35 cannot be contacted with the touch switch 9, the touch switch 9 is in a disconnected state, and the motor 4 stops operating; the situation that the humidifier still operates when no water is in the water tank 3 and the humidification cannot be carried out is effectively prevented.

The top of the inner shell 2 is sleeved with a cover body 5, the cover body 5 is provided with an air outlet 53, and the air outlet 53 is positioned above an air outlet groove 291 on the air outlet cover 29; the cover body is provided with a first protruding part 51 and a second protruding part 52, and the first protruding part 51 and the second protruding part 52 respectively abut against the inner wall of the outer shell 1.

Further, the upper case 74 and the lid 5 are connected by screws or bolts.

Specifically, a third protruding portion 26 is disposed on an outer wall of the inner housing 2, and the first protruding portion 51 and the third protruding portion 26 are communicated to form a connecting slot for electrically connecting the circuit board 71 with the motor 4 and the touch switch 9, respectively.

Further, a wire casing 14 is arranged on the outer shell 1, and the wire casing 14 is communicated with the connecting groove.

Specifically, the first protruding portion 51 and the third protruding portion 26 respectively abut against and communicate with the inner wall of the outer shell 1 to form a connecting groove, and the second protruding portion 52 abuts against the inner wall of the outer shell 1, so that the installation cavity 77 and the accommodating groove 81 are isolated from the water inlet channel in a sealing manner, and the situation that water enters the installation cavity 77 and the accommodating groove 81 to damage the control device, the motor 4 and the touch switch 9 in the water adding process of the humidifier is prevented.

The utility model discloses an on add humidification principle of water formula fog-free humidifier:

firstly, water is injected into the water tank 3 from the outside through the annular water inlet channel;

then, the humidifier is started by rotating the screw switch 72 to select a high-speed gear or a low-speed gear, and the float member in the water tank 3 floats up by the buoyancy. The sphere 35 is in contact with the touch switch 9, and the touch switch 8 is in a communication state, so that the motor 4 operates to drive the fan 6 to rotate, air outside the humidifier is sucked into the water tank 3 through the first air inlet groove 11 and the second air inlet groove 31, and meanwhile, the wet curtain 31 in the water tank 3 purifies and filters the air;

finally, the humid air supplemented with moisture by the water tank 3 enters the accommodating cavity 22 of the inner housing 2 from the third air inlet groove 21 under the action of the fan 6, and is discharged from the air outlet groove 291 to perform humidification processing on the air.

The utility model discloses an on add water formula fog-free humidifier has that the air output is big, the humidification is effectual, advantage that the radiating efficiency is high, has solved effectively that the fog-free humidifier top adds water and leads to the air output low, and the humidification effect is poor, and electrical components seals the problem that leads to the radiating effect difference.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The utility model provides an on add water formula fog-free humidifier, includes the shell body, the bottom of shell body is equipped with water tank, its characterized in that: an inner shell is embedded above the inner part of the outer shell, an annular water inlet channel is formed by the outer wall of the inner shell and the inner wall of the outer shell, and the annular water inlet channel is communicated with the water tank; an accommodating cavity is arranged in the inner shell, a fan and a motor for driving the fan to rotate are arranged in the accommodating cavity, and a cavity is reserved in the accommodating cavity; the top of the inner shell is provided with an air outlet structure, and the annular water inlet channel surrounds the air outlet structure.

2. The upper water-adding type fogless humidifier according to claim 1, wherein a touch switch is arranged at the bottom of the inner shell, and the touch switch is electrically connected with the motor; the water tank is internally provided with a wet curtain, and the wet curtain is internally provided with a floating piece.

3. The upper water-feeding type non-fog humidifier according to claim 2, wherein a fixing frame is further arranged in the wet curtain, the floating member comprises a cylinder and a ball body which are integrally formed, the ball body is arranged at the top of the cylinder, the ball body is located below the touch switch, a fixing hole is formed in the fixing frame, and the cylinder is arranged through the fixing hole.

4. The upper water feeding type non-fog humidifier according to claim 3, wherein a mounting plate is arranged at the bottom of the inner shell, the mounting plate and the inner shell are spliced to form a containing groove for containing the touch switch, a first sealing element is arranged at the splicing position of the mounting plate and the inner shell, and a first through hole for the upper end of the ball to pass through is formed in the containing groove.

5. The upper water-feeding type non-fog humidifier according to claim 1, wherein the air outlet structure comprises an air outlet cover arranged at the top of the inner shell, an air outlet groove arranged around the center of the air outlet cover is arranged on the air outlet cover, a first air inlet groove is arranged on the outer shell, a second air inlet groove is arranged on the water tank, a third air inlet groove is arranged at the bottom of the inner shell, and the first air inlet groove, the second air inlet groove, the third air inlet groove and the air outlet groove are sequentially communicated.

6. The upward water feeding type non-fog humidifier according to claim 5, wherein the bottom of the inner shell is provided with an arc-shaped groove which is sunken inwards, the third air inlet groove is arranged on the arc-shaped groove, the middle part of the arc-shaped groove is provided with a step, and the step is provided with the motor.

7. The upper water-adding type non-fog humidifier according to claim 6, wherein a sealing cover is further arranged on the step, the sealing cover is sleeved on the motor, and a second through hole for the motor driving shaft to pass through is formed in the sealing cover.

8. The upper water-feeding type non-fog humidifier according to claim 7, wherein a first sealing ring is arranged at a joint of the sealing cover and the step, an annular groove is arranged in the second through hole, a second sealing ring is arranged on the annular groove, and the second sealing ring is sleeved on the motor driving shaft.

9. The upper water-feeding type fogless humidifier according to claim 1, wherein a control device is arranged on the inner shell, the control device comprises an upper shell, a lower shell, a circuit board and a screw switch, the screw switch is connected with the circuit board, a screw cover is sleeved on the screw switch, and the circuit board is arranged in the screw cover; the upper shell and the lower shell are spliced to form a mounting cavity for the arrangement of the screwing switch, the circuit board is electrically connected with the motor and the touch switch respectively, a third through hole is formed in the air outlet cover, the screwing switch is arranged on the air outlet cover, and the screwing switch penetrates through the third through hole and the upper shell to be connected with the circuit board; and a second sealing piece is arranged at the splicing part of the upper shell and the lower shell.

10. The upper water-feeding type non-fog humidifier according to claim 9, wherein a cover is sleeved on the top of the inner housing, a first protruding portion and a second protruding portion which are in contact with the inner wall of the outer housing are arranged on the cover, a third protruding portion which is in contact with the inner wall of the outer housing is arranged on the outer wall of the inner housing, the third protruding portion is communicated with the first protruding portion to form a connecting groove, a wire groove is arranged on the outer housing, and the wire groove is communicated with the connecting groove.