JP2003065567A - Evaporative humidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an evaporative humidifier, in which the part between a nozzle and a nozzle cover or the joint between the nozzle and a water pipe is reliably sealed, so water does not leak to the outside of the main body. SOLUTION: A shaft 16a provided at one end of the nozzle cover 16 is fitted to a supporting part 15a through a notch 15d of an evaporation element case 15. The nozzle cover 16 is turned on the shaft 16a as its axis, and a claw 16c provided at the other end of the cover 16 is hooked, the case 15 to fasten the nozzle cover 16 to the case 15. Then, a stopper 19 provided to the cover 16 is slid to fasten a protrusion 17a of an air-supply fan unit 17 and the entire filter unit.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vaporization type humidifying device.

[0002]

2. Description of the Related Art In a conventional vaporization humidifier filter unit, a seal between a nozzle and a nozzle cover is
The vaporization element case and the nozzle cover were fixed by using the claws by adjusting the fitting of each other.

FIG. 8 is a block diagram showing a conventional vaporization type humidifier, FIG. 9 is a top view of a filter unit of this vaporization type humidifier, and FIG. 10 is a vaporization element case and nozzle cover of this vaporization type humidifier fixed to each other. It is a side view which shows the claw part which does.

In the figure, 1 is a main body of the humidifier, 2 is a water tank provided in the lower part of the main body 1, 3 is a tank for supplying water to the water tank 2, and 4 is a bottom surface of the water tank 2. The heating element 5 is a pump for pumping water in the water tank 2,
Reference numeral 6 is a water pipe for guiding the water in the water tank 2 drawn up by the pump 5 to a nozzle 8 (described later), and has a joint 7 made of silicone rubber at the upper end portion. Reference numeral 8 is a nozzle, and a pipe portion 8a
The lower end portion of the pump 7 is connected to the joint 7 by pressing the water pipe 6, and the water pumped up from the pump 5 is diverted, and the plurality of water diversion ports 8 are connected.
It is supplied from b to the upper part of the vaporization element 9 (described later).

The vaporizing element 9 has a water absorbing property and receives the water supplied from the nozzle 8. The vaporizing element 9 is attached to the vaporizing element 9, and the vaporizing element 9 is held above the water tank 2 without touching the water in the water tank 2. A nozzle cover 11 in which the nozzle 8 is fitted inside and hooked and fixed to the upper part of the vaporization element case 10 by a claw 11c made of a resin component; This is a blower fan unit that sends outside air taken in from the passage suction port 13 to the outside from the discharge port 14 through the vaporization element 9.

Next, the operation will be described. First, after confirming that there is water in the water tank 2, by turning on the operation switch (not shown), if the current humidity is lower than the preset humidity, the water in the water tank 2 It is heated by the heating element 4 to become hot water, and the water pipe 6 is fed from the pump 5.
It is pumped up to the nozzle 8 via. The hot water pumped up is split by the nozzle 8 and supplied to the upper part of the vaporization element 9 from the water diversion port 8b. The water supplied to the upper part of the vaporization element 9 flows down while permeating from the upper part to the lower part of the vaporization element 9, permeates the entire vaporization element 9, and the excessively supplied water is dropped from the lower part of the vaporization element 9. Then return to the aquarium 2.

On the other hand, at the same time when the operation switch is turned on, the blower fan unit 12 also rotates, and the outside air is sucked through the air passage inlet 13, passes through the vaporizing element 9, and is discharged outside through the outlet 14. At this time, since the vaporization element 9 is wet with hot water, the air passing through the vaporization element 9 becomes humid and humidifies the room.

[0008]

In the conventional vaporization type humidifying apparatus as described above, the entire upper surface of the nozzle 8 is covered with the nozzle cover 11, and the seal between the nozzle 8 and the nozzle cover 11 is vaporized. Since the fitting of the nozzle cover 11 to the element case 10 is adjusted, it is difficult to manage the dimensions and the like, and a gap is created in the seal portion due to variations in the dimensions and deformation due to heat of hot water. There was a problem that it would leak. Further, since the nozzle cover 11 is fixed to the vaporization element case 10 by the claw 11c of the resin component and the pipe portion 8a of the nozzle 8 is pressed against the joint 7, the claw 11c receives a repulsive force and the vaporization element Claw 11c when removing 9
It is necessary to remove the hook. Repulsive force of this rubber, claw 1
When the claw 11c is warped and disengaged due to repeated work for removing 1c or deformation due to heat of hot water, the force with which the pipe portion 8a is pressed against the joint 7 is weakened, and the joint between the pipe portion 8a of the nozzle 8 and the water pipe 6 is weakened. There was a problem that the seal at 7 could not be performed and water leaked. Further, if the above problem occurs, there is a problem that leaked water may be transmitted through the vaporization element case 10 and leak from the air duct inlet 13 to the outside of the main body 1.

The present invention has been made to solve the above-mentioned problems, and can reliably seal between the nozzle and the nozzle cover and the joint between the nozzle and the water pipe. It is an object of the present invention to provide a vaporization-type humidifier that does not leak water.

[0010]

A vaporization type humidifying apparatus of the present invention comprises a water tank for containing water, a pump for pumping water in the water tank, a nozzle for diverting the water pumped from the pump, and a space between the nozzle and the pump. , A vaporization element to which the water diverted from the nozzle is supplied, a vaporization element case that is equipped with this vaporization element and nozzle and holds the vaporization element on the upper part of the water tank, and the entire circumference of the upper surface of the nozzle via a seal member. It is composed of a filter unit having a nozzle cover fixed to the vaporization element case so as to cover it, and a blower fan unit that discharges air to the outside through the vaporization element.A hinge portion is provided at one end of the vaporization element case and the nozzle cover, and the other end. The vaporizer element case and nozzle cover are fixed by forming a locking part on the The stopper, respectively the projections provided blower fan unit, slide the stopper,
The filter unit is fixed to the projection of the blower fan unit.

The hinge portion provided at one end of the vaporization element case and the nozzle cover is composed of a shaft portion formed on the vaporization element case and a support portion for supporting the shaft portion formed on the nozzle cover. The support portion is provided with a detachable notch for the shaft portion.

Further, on the upper surface of the vaporization element case, a notch for dropping water leakage and a rib for guiding the water leakage toward the notch are provided.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. 1 is a configuration diagram of a vaporization-type humidifying device according to a first embodiment of the present invention, FIG. 2 is a top view showing a filter unit of this vaporization-type humidifying device, and FIG. 3 is a nozzle cover of the filter unit of this vaporization-type humidifying device. FIG. 3 is a side view showing a state in which the opening of FIG.
From the direction of. 4 is a side view showing a state in which the nozzle cover of the filter unit of the vaporization type humidifying device is opened, FIG. 5 is a bottom view of the nozzle cover of the vaporization type humidifying device, and FIG. 6 is an upper face of the nozzle of the vaporization type humidifying device. Figure,
FIG. 7 is a top view of the vaporization element case of this vaporization type humidifier. The same or corresponding parts as those in the conventional example are designated by the same reference numerals.

In FIG. 1, 1 is the body of the humidifier, 2 is a water tank provided in the lower part of the body 1, 3 is a tank for supplying water to the water tank 2, and 4 is the bottom surface of the water tank 2. A heating element, 5 is a pump for pumping water in the water tank 2, 6 is a nozzle 8 for pumping water in the water tank 2 pumped by the pump 5.
It is a water pipe leading to (described later), and has a joint 7 made of silicon rubber at the upper end. Reference numeral 8 is a nozzle with an open top having a large number of water diversion ports 8b. The lower end of the pipe portion 8a is pressed against the joint 7 and connected to the water pipe 6, to receive the water pumped from the pump 5 and divert the water. 8b is supplied to the upper part of the vaporization element 9 (described later).

Reference numeral 9 denotes a vaporizing element having water absorbability and receiving water supplied from the nozzle 8. Reference numeral 15 is provided with the vaporizing element 9 and holds the vaporizing element 9 above the water tank 2 without touching the water in the water tank 2. The vaporization element case includes a support portion 15a, a fixing rib 15b, and a rib 15c, and a notch 15d is formed in the support portion 15a. 1
Reference numeral 6 denotes a nozzle cover whose one end is openably and closably supported on the upper surface of the vaporization element case 15, and a shaft 16a which constitutes a hinge part when the nozzle cover 16 is opened.
A fixing plate 16b that supports 6a and a claw 16c that shows a locking portion are provided at the other end.

17 is fixed to the main body 1 by screwing,
The vaporizing element 9 for the outside air taken in from the air intake 13
It is a blower fan unit which sends out from the discharge port 14 to the outside through the through hole 14 and has a protrusion 17a. A silicone packing 18 seals the entire upper surface of the nozzle 8 when the nozzle cover 16 is closed, and is made of an elastic member. Reference numeral 19 is a stopper attached to the nozzle cover 16 for fixing the entire filter unit to the blower fan unit 17, and 20 is a notch formed at both end portions of the vaporization element case 15 for dropping leaked water.

Next, the operation of the first embodiment of the present invention having the above configuration will be described. First, the humidifying operation will be described. After confirming that there is water in the water tank 2, by turning on the operation switch (not shown), if the current humidity is lower than the preset humidity, the water in the water tank 2 will be heated. It is heated by 4 to become hot water, and is pumped from the pump 5 to the nozzle 8 via the water pipe 6. The hot water pumped up is split by the nozzle 8 and supplied to the upper part of the vaporization element 9 from the water diversion port 8b. The water supplied to the upper part of the vaporization element 9 flows down while permeating from the upper part to the lower part of the vaporization element 9, permeates the entire vaporization element 9, and the excessively supplied water is dropped from the lower part of the vaporization element 9. Then return to the aquarium 2.

On the other hand, at the same time when the operation switch is turned on, the blower fan unit 17 also rotates, and the outside air is sucked through the air passage inlet 13, passes through the vaporization element 9, and is discharged outside through the outlet 14. At this time, since the vaporization element 9 is wet with hot water, the air passing through the vaporization element 9 becomes humid and humidifies the room.

Next, the water leakage prevention structure will be described with reference to FIGS. First, the shaft 16a provided at one end of the nozzle cover 16 (downward in the plane of FIG. 2) is fitted into the support portion 15a through the notch 15d of the vaporization element case 15. Next, the nozzle cover 16 is rotated upward with respect to the paper surface of FIG. 2 using the shaft 16a as a support shaft, and the claw 16c provided at the other end of the nozzle cover 16 (upper surface of the paper surface of FIG. 2) is hooked on the vaporization element case 15. Thereby, the nozzle cover 16 is fixed to the vaporization element case 15. Then, the stopper 19 attached to the nozzle cover 16 is slid to fix the projection 17a of the blower fan unit 17 and the entire filter unit.

As a result, the nozzle 8 and the nozzle cover 16 are provided.
Between them, the packing 18 is pressed by the nozzle 8 and the nozzle cover 16, so that the packing can be reliably sealed.
Further, the joint 7 which is a connecting portion between the water pipe 6 and the pipe portion 8a of the nozzle 8 is also provided with a pressing force from the pipe portion 8a and can reliably seal water. Furthermore, since there is no concern that the filter unit will be unfixed even if hot water is supplied to the vaporization element 9 from above or the vaporization element 9 is repeatedly attached and detached, the nozzle 8 and the nozzle cover 11 and the nozzle 8 and the pump are not pumped. The joint 7 of No. 5 can be surely sealed, and there is no fear of water leaking to the outside of the main body.

Next, the opening and removal of the nozzle cover 16 will be described with reference to FIGS. The nozzle cover 16 is fixed to the vaporization element case 15 by the hinge portion constituted by the shaft 16a and the support portion 15a, and the hinge portion can be rotated about the supporting shaft to open the upper surface of the nozzle cover 16 (arrow in FIG. 3). B direction). The nozzle cover 16 is opened to an angle sufficient to take in and out the vaporization element 9, and then the opening is stopped by the contact between the fixing rib 15b and the fixing plate 16b.

Further, the fixing rib 15b and the fixing plate 16 are provided.
When a force greater than a predetermined value is applied in the rotation direction (direction of arrow B in FIG. 3) in order to open the nozzle cover 16 beyond the contact angle of b, the fulcrum of rotation of the nozzle cover 16 becomes the hinge portion, that is, the shaft 16a. By moving from the center of to the contact portion of the fixing rib 15b and the fixing plate 16b, a force is applied in the direction of the notch 15d of the support portion 15a, the support portion 15a bends, and the shaft 16a comes off through the notch 15d, The nozzle cover 16 can be removed without damaging the hinge portion.

Next, referring to FIG. 5, a description will be given of a structure for preventing water from wrapping around if water leaks from between the nozzle 8 and the nozzle cover 16. First, the ribs 15c are mainly formed around and around the mounting portion of the vaporization element 9 on the upper surface of the vaporization element case 15, and the ribs 15c are provided to the nozzle 8 and the nozzle cover 16.
It is possible to prevent leakage of water from the gap between the air passage intake port 13 side and the blower fan unit 17 side and the dripping outside the vaporization element case 15.

Therefore, the water leaking from between the nozzle 8 and the nozzle cover 16 is dropped on the upper surface of the vaporization element case 15, and then guided to the notch 20 by the rib 15c, and transmitted from the notch 20 to the side surface of the vaporization element case to form a water tank. Two
It is dripped into and collected. Therefore, it is possible to prevent the water from flowing into the air duct inlet 13 and the blower fan unit 17, and even if water should leak between the nozzle 8 and the nozzle cover 10, the water can be safely collected in the main body.

[0025]

As described above, according to the present invention, the hinge portion is provided at one end of the vaporizing element case and the nozzle cover,
The vaporization element case and nozzle cover are fixed by forming a locking part on the other end, the nozzle cover is provided with a stopper and the blower fan unit is provided with projections, respectively, and the stopper is slid to fix the filter unit to the projection of the blower fan unit. Therefore, there is no concern that the filter unit will be unfixed even if hot water is supplied to the vaporization element from above or the vaporization element is repeatedly attached and detached.Therefore, secure the space between the nozzle and the nozzle cover and at the joint between the nozzle and pump. It is possible to obtain a vaporizing type humidifying device which can be sealed in the interior of the main body and in which water does not leak to the outside of the main body.

The hinge portion is composed of a shaft portion formed on the vaporization element case and a support portion for supporting the shaft portion formed on the nozzle cover, and the support portion is provided with a detachable notch for the shaft portion. So, if you try to open the nozzle cover over a certain angle and apply a certain force in the direction of rotation,
The nozzle cover can be removed without damaging the hinge, improving usability.

Further, since a notch for dropping the leaked water and a rib for guiding the leaked water toward the notch are provided on the upper surface of the vaporization element case, even if water should leak between the nozzle and the nozzle cover, Water can be recovered within.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a vaporization type humidifier according to a first embodiment of the present invention.

FIG. 2 is a top view of the filter unit of the vaporization-type humidifier according to the first embodiment of the present invention.

FIG. 3 is a side view showing a state in which a nozzle cover of the filter unit of the vaporization type humidifying device according to the first exemplary embodiment of the present invention is opened.

FIG. 4 is a side view showing a state in which a nozzle cover of the filter unit of the vaporization-type humidifying device according to the first embodiment of the present invention is opened.

FIG. 5 is a bottom view of the nozzle cover of the vaporization type humidifying device according to the first exemplary embodiment of the present invention.

FIG. 6 is a top view of the nozzle of the vaporization-type humidifying device according to the first embodiment of the present invention.

FIG. 7 is a top view of a vaporization element case of the vaporization type humidifier according to the first exemplary embodiment of the present invention.

FIG. 8 is a configuration diagram showing a conventional vaporization type humidifier.

FIG. 9 is a top view of a filter unit of a conventional vaporization-type humidifier.

FIG. 10 is a side view showing a claw portion for fixing a vaporization element case and a nozzle cover of a conventional vaporization type humidifier.

[Explanation of symbols]

1 main body, 2 water tank, 3 water tank, 4 heating body, 5 pump, 6 water pipe, 7 joint, 8
Nozzle, 8a pipe part, 9 vaporization element,
13 air passage inlet, 14 outlet, 15 vaporization element case, 15a support, 15b fixing rib, 15c rib, 15d notch, 16
Nozzle cover, 16a shaft, 16b fixing plate, 1
6c claw, 17 blower fan unit, 17a protrusion, 18 packing, 19 stopper, 20 notch.

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Katsuyuki Akahori             2-3 2-3 Marunouchi, Chiyoda-ku, Tokyo             Inside Ryo Electric Co., Ltd. (72) Inventor Wataru Tsunoda             2-3 2-3 Marunouchi, Chiyoda-ku, Tokyo             Inside Ryo Electric Co., Ltd. F-term (reference) 3L055 BA01 DA01 DA14

Claims (3)

[Claims] 1. A water tank for containing water, a pump for pumping water in the water tank, a nozzle for diverting water pumped from the pump, a joint connecting the nozzle and the pump, and water diverted from the nozzle. A vaporization element to which the vaporization element and the nozzle are attached, the vaporization element case holding the vaporization element on the upper part of the water tank, and the vaporization element so as to cover the entire upper surface of the nozzle via a seal member. The filter unit includes a nozzle cover fixed to the case, and a blower fan unit that discharges the blown air to the outside through the vaporization element. A hinge portion is provided at one end of the vaporization element case and the nozzle cover, and another end is provided at the other end. A stopper is formed to fix the vaporization element case and the nozzle cover, A vaporization-type humidifying device characterized in that a stopper is provided on the nozzle cover and a protrusion is provided on the blower fan unit, and the stopper is slid to fix the filter unit to the protrusion of the blower fan unit. 2. A hinge portion provided at one end of the vaporization element case and the nozzle cover, a shaft portion formed on the vaporization element case, and a support portion for supporting the shaft portion formed on the nozzle cover. The vaporizing humidifier according to claim 1, wherein the supporting portion is provided with a notch for detaching the shaft portion. 3. A notch for dropping water leakage and a rib for guiding the water leakage toward the notch are provided on the upper surface of the vaporization element case.
Alternatively, the vaporization-type humidifying device described in 2.