KR102071615B1 - Air bubble generator with noise reducing device - Google Patents

Abstract

The present invention relates to a noise damping apparatus of an air bubble generating apparatus, and more specifically, can be used in a quiet environment since no noise is heard from outside of a case by attenuating the noise generated when supplying compressed air generated in the air bubble generating apparatus which supplies bubbles to a bathtub and the noise generated during an operation of generating the compressed air.

Description

Noise reduction device of air bubble generator {AIR BUBBLE GENERATOR WITH NOISE REDUCING DEVICE}

The present invention relates to a noise damping device of an air bubble generating device, and more particularly, to the noise generated when supplying compressed air generated in an air generating device supplying a bubble to a bathtub and generated in an operating state of generating compressed air. The present invention relates to a noise damping device of an air bubble generator that can be used in a quiet environment by attenuating noise to prevent noise from being heard outside the case.

In general, the bubble generator blows compressed air into the bath water to generate bubbles, and a bubble bath that soaks in the bubble to release the stress and tension of the muscles, soothes the swollen skin, burns and It helps to treat frostbite, and it is known to be effective in the treatment of fatigue, neuralgia, rheumatism, shoulder and back pain.

In addition, when the compressed air is blown into the water, bubbles, which are air bubbles, are generated, as is well known, and bubbles are generated in the water to generate ultrasonic waves having a weak wavelength.

Such a bubble generating device is made as follows to aerated air in the bath.

The prior art relates to a foaming bath mat, comprising: a body forming a hollow elongated first cavity, the body having an outer edge around and having a second cavity therein within the first cavity; A pad adapted to fit between a second cavity of the body and an outer edge of the cover, the second cavity being operatively connected to the main channel and extending longitudinally along a centerline of the mat; A plurality of subchannels connected and branching from the main channel, the main channel and the plurality of subchannels having a plurality of holes and terminated with an annular bulb; The main channel is closed at the first end and is adapted to receive and engage a mechanism for supplying compressed air at the second opposite end into the main channel and through the plurality of small holes. Presented.

However, the bubble generating device generates noise and vibration when compressing air, thereby generating noise in a quiet environment.

In order to solve this problem, the related art is an air conditioner including a fan for discharging intake air and a motor for driving the fan, wherein the fan includes guide means for guiding a part of the discharged air toward the motor. It characterized in that it comprises a motor case is formed with a rib so that the flow air by the guide means to reduce the flow noise to reduce the motor noise, air flow noise by changing the structure of the motor case without installing a separate device Motor noise can be easily reduced by the interference effect.

However, the noise can be reduced to some degree by guiding the discharged air from the fan to the motor, but the performance of the motor is partially reduced due to the flow of air, and the noise is generated during the circulation of the supplied air for heat dissipation of the motor. There is a problem.

That is, the motor inhales the compressed air and generates noise due to the noise generated during discharge and the air supplied for heat dissipation of the motor. Therefore, even if the noise of the air supplied to the motor is reduced, The noise is generated.

Korean Patent Publication No. 10-2004-0017843 (2006.11.23) Korea Patent Registration No. 10-0635910 (2006.10.19)

The present invention has been made to solve the above problems, an object of the present invention, the air bubble generating device for reducing the noise generated from the compressed air discharged from the bubble generating device, and the air supplied for heat radiation inside Relates to a noise attenuation device.

Still another object of the present invention relates to a noise damping device of an air bubble generating device which can create a quiet environment by reducing noise when noise generated when a motor and air in a case are discharged outside the case.

The present invention for achieving the object as described above, in the noise damping device of the air bubble generator for supplying air to the inside of the bathtub, the air generating unit for generating compressed high-pressure air by sucking the outside air; A hose connector coupled to the air generating unit and connected to a transfer hose for transferring compressed air to the outside; The air generating unit and the hose connector is installed, the outer suction unit for supplying external air to the air generating unit, and a case formed with a noise attenuation passage for circulating the air to attenuate the noise; The damping channel is characterized by consisting of an inlet for supplying air to the inside, and a discharge port having a first noise attenuating portion for discharging the air circulated therein to the outside and attenuates the noise generated in the case.

Preferably, the first noise attenuation portion includes a plurality of partitions through which air is guided in a zigzag direction, and a sound absorbing material coupled to an edge portion of the partitions.

It is preferable that any one of a side wall or a sound absorbing material is formed in polygonal shape in the side surface between the said partition and the said partition.

The first noise attenuation portion, the partition is formed, the first zone is provided with a first discharge pipe formed with a plurality of first through holes on the outer circumferential surface, and the reduction zone in which air flows through the first discharge pipe from the first zone And, it is preferable that the partition is formed, the second zone through which the air in the abatement zone is introduced and discharged through a second discharge pipe formed with a plurality of first through holes on the outer circumferential surface.

A second noise attenuation portion is formed between the hose connector and the transfer hose, wherein the second noise attenuation portion has a cylindrical pipe shape, and a plurality of second through holes are formed on the outer peripheral surface of the central portion, and both ends of the hose connector and the transfer portion are formed. An air bubble generating apparatus comprising: a body having a connecting means connected to a hose, a sound absorbing material coupled to surround the second through hole of the body, and a cover member surrounding the sound absorbing material and coupled to the body. Noise attenuation device.

On both inner circumferential surfaces of the body are formed a plurality of guide plates arranged at regular intervals along the circumferential direction, the guide plate is preferably bent from one end to the other end to generate a vortex in the incoming air.

According to the noise damping device of the air bubble generating device according to the present invention, there is an effect of reducing the noise generated from the compressed air discharged from the bubble generating device, and the air supplied for heat radiation inside.

According to the present invention, when the noise generated inside the case is discharged to the outside of the case there is an advantage that can create a quiet environment.

Another object of the present invention, the supply and discharge of the air circulated for heat dissipation is made to improve the flow of air, the discharged air has the advantage that the noise is reduced.

1 is a perspective view showing a noise damping device of an air bubble generating device according to a first embodiment of the present invention;
2 is an exploded perspective view showing a noise damping device of the air bubble generating device according to the first embodiment of the present invention;
3 is a cross-sectional view showing the inside of the case according to the first embodiment of the present invention;
4 is a cross-sectional view showing a noise attenuation passage according to the first embodiment of the present invention;
5 is a cross-sectional view showing a sound absorbing material of another shape according to the first embodiment of the present invention;
6 is a conceptual diagram showing the form of the first noise attenuation portion in the first embodiment of the present invention;
7 is a sectional view showing a second noise attenuation portion in the first embodiment of the present invention.
8 is a cross-sectional view showing the shape of the first noise attenuation portion according to the second embodiment of the present invention.

Hereinafter, the noise damping device of the air bubble generating device according to the present invention will be described in detail with the accompanying drawings.

1 is a perspective view illustrating a noise attenuation apparatus of an air bubble generator according to a first embodiment of the present invention, and FIG. 2 is an exploded view illustrating a noise attenuation apparatus of an air bubble generator according to a first embodiment of the present invention. 3 is a cross-sectional view illustrating an interior of a case according to a first embodiment of the present invention, FIG. 4 is a cross-sectional view showing a noise attenuation passage according to the first embodiment of the present invention, and FIG. 6 is a cross-sectional view illustrating a sound absorbing material having a different shape according to the first embodiment of the present invention. FIG. 6 is a conceptual view showing the shape of the first noise attenuation portion in the first embodiment of the present invention. FIG. 7 is a first embodiment of the present invention. Is a cross-sectional view showing the second noise attenuation portion.

As shown in Figure 1 to 7, the present invention relates to a noise damping device of the air bubble generator, more specifically, the noise generated when supplying the compressed air generated in the air generator for supplying bubbles to the bathtub The present invention relates to a noise damping device of an air bubble generating device that can be used in a quiet environment by attenuating noise generated in an operating state that generates excessive compressed air.

To this end, the air generating device 100 of the present invention comprises an air generating unit 10, the hose connector 20 and the case 30 to attenuate the noise generated when supplying compressed air.

The air generating unit 10 sucks external air to generate compressed high pressure air.

At this time, the air generating unit 10 may be configured in various forms as long as it can increase the pressure of the air by compressing the air in the atmosphere, preferably may be configured to include a compression pump for compressing the air. .

That is, the compression pump is a device for compressing air in the air by receiving external power, and may be configured as a general type compression pump such as a method using a compression cylinder or a method using an impeller.

In addition, the pressure of the air generated by the compression pump may be variously adjusted according to the operating strength of the compression pump. That is, in the description of the present invention, the air pressure is referred to as 'high pressure', which is a state of higher pressure than atmospheric pressure, and more specifically, air having a predetermined pressure generated by the air generator may be aerated in water contained in the bathtub. At the same time the pressure can be adjusted appropriately by adjusting the operating strength of the compression pump according to the user's preference.

In addition, a controller is provided to adjust the operating strength of the compression pump.

The controller is configured to operate the air generating unit, and more specifically, the switching part of the controller for operating the compression pump, which is the air generating unit, is exposed to the outside so that the user can operate the compression pump, such as whether the operation of the compression pump, the operating strength and operating time, Configure to adjust the function.

The hose connector 20 is coupled to the air generating unit 10, the transfer hose 21 for transporting the compressed air to the outside is connected.

Therefore, the hose connector 20 is one end is coupled to the air generating unit 10 and the transfer hose 21 is detachably coupled to the other side, the removable coupling is a variety of fitting, screw coupling, etc. that are commonly used It can be used through the method.

And the hose connector 20 can adjust the flow rate of the air supplied from the air generating unit 10, it is preferable to operate through the controller.

The case 30 has the air generation unit 10 and the hose connector 20 is installed, the external suction unit 31 for supplying external air to the air generation unit 10, and the air circulated inside Noise attenuation passage 32 is formed to attenuate the noise.

In addition, the case 30 has a structure in which the upper / lower portion is coupled, the contact surface to prevent the flow of internal / external air through the sealing treatment, the convenience of the air generating unit 10 and the hose connector 20 Can be combined.

Accordingly, the air generating unit 10 and the hose connector 20 are built in the case 30 to supply high pressure air to the bathtub, and the transfer hose 21 to supply air to the bathtub. It is used in connection.

In addition, the external suction unit 31 and the noise attenuation passage 32 may include a filter to remove dust and impurities mixed in air introduced from the outside.

At this time, the noise attenuation passage 32 has an inlet 33 for supplying air to the inside, and a first noise attenuation portion for discharging the air circulated therein to the outside and attenuating the noise generated in the case 30. It consists of an outlet 34 provided with (35).

Here, the first noise attenuation part 35 is a plurality of partition walls 35a through which air is guided in a zigzag direction in the outlet 34, and sound absorbing materials AS are coupled to edge portions of the partition walls 35 a. Is done.

"형상이 반복적으로 이루어지되, 상기 소음감쇠유로(32)와 상기 격벽(35a)의 접촉지점에 해당하는 모서리에는 상기 흡음재(AS)가 결합된다.That is, the outlet 34 is "

"The shape is repeated, the sound absorbing material (AS) is coupled to the corner corresponding to the contact point of the noise damping passage 32 and the partition wall (35a).

Through this, air for heat dissipation of the air generating unit 10 has a circulation structure introduced through the inlet 33 and discharged through the first noise attenuation part 35, wherein the first noise attenuation part ( 35) attenuate the noise and discharge it to the outside to attenuate the noise.

And the sound absorbing material (AS) may be bent corner portion to induce the flow of air.

In addition, any one of a side wall or the sound absorbing material AS is formed in a polygonal shape on a side surface between the partition wall 35a and the partition wall 35a.

That is, the partition wall 35a protrudes at regular intervals so that the partition wall 35a can be inserted into the noise attenuation passage 32, and the protruding inner surface is bent in a polygonal shape to induce the discharged air to attenuate the noise.

The polygonal shape is formed in the sound absorbing material AS to be in close contact with the noise attenuation passage 32 between the partition wall 35a and the partition wall 35a to induce air and attenuate noise.

At this time, the sound absorbing material (AS) or the protruding portion of the noise attenuation passage 32 has a predetermined interval in the vertical direction, a plurality of flow plates 50 are formed to protrude inward to guide the flow of air.

The flow plate 50 is arranged in a plurality of up and down direction, it is preferably made of a different length from each other made to attenuate the noise due to the collision of air.

A second noise attenuation portion 40 is formed between the hose connector 20 and the transfer hose 21.

The second noise attenuation portion 40 has a cylindrical pipe shape, and a plurality of second through holes 42 are formed on the outer circumferential surface of the central portion, and both ends thereof are connected to the hose connector 20 and the transfer hose 21. The body 41 is provided with a connecting means, the sound absorbing material (AS) coupled to surround the second through-hole 42 of the body 41, and the sound absorbing material (AS) surrounding the cover, coupled to the body It is made of a member 43.

Here, a plurality of guide plates 41a are formed on both inner circumferential surfaces of the body 41 at regular intervals along the circumferential direction, and the guide plates 41a are bent from one end to the other end to generate vortices in the air introduced. Let's do it.

As a result, the compressed air forms a vortex by the guide plate 41a when moving through the hose connector 20, and passes through the second noise attenuation portion 40, and noise is attenuated.

The compressed air thus attenuated is supplied into the tub through the transfer hose 21 and aerated to supply a buff.

Next, as illustrated in FIGS. 6 to 7, the moving state of the air discharged through the first noise attenuation part 35 and the second noise attenuation part 40 will be described in detail.

First, as shown in FIG. 6, air introduced into the air generator through the inlet 33 is discharged to the first noise attenuation part 35.

"방향으로 이동하며 배출된다.At this time, the first noise attenuation portion is arranged in a zigzag manner through a plurality of partitions, the air is "

Moving in the direction of the discharge.

Accordingly, the discharged air attenuates the noise generated through the sound absorbing material AS in a state where the noise is reduced by the flow and discharges it to the outside.

In addition, as shown in FIG. 7, when the compressed air is introduced from the air generating unit 10 and is supplied to the transfer hose 21 through the hose connector 20, the second noise attenuation unit 40 Noise is attenuated

That is, the compressed air introduced into the second noise attenuation portion 40 generates vortex of air through the guide plate 41a and contacts the sound absorbing material AS through the second through hole 42 therein. It attenuates noise and smoothly supplies compressed air.

Through this, compressed air is supplied at a high speed, and is transferred to the transfer hose 21 in a state where the noise is attenuated through the second noise attenuation portion 40 to prevent the occurrence of noise.

8 is a cross-sectional view showing the shape of the first noise attenuation portion according to the second embodiment of the present invention.

As shown in FIG. 8, the second embodiment includes the first embodiment, but the first noise attenuation part 35 is divided into a first zone 36, a reduction zone 37, and a second zone 38. The air is circulated through the first discharge pipe 36a and the second discharge pipe 38a so as to attenuate the noise.

To this end, the first noise attenuation part 35 includes a first zone 36 in which the partition wall 35a is formed and a first discharge pipe 36a having a plurality of first through holes 39 formed on an outer circumferential surface thereof. In addition, a reduction zone 37 through which air flows through the first discharge pipe 36a and the partition wall 35a is formed in the first zone 36, and a plurality of second through holes 42 are formed on an outer circumferential surface thereof. It consists of a second zone 38 through which air in the abatement zone 37 flows in through the second discharge pipe 38a.

Therefore, the first zone 36, the air supplied for heat dissipation of the air generating unit 10 is introduced to move through the first zone 36 and the first discharge pipe (36a).

In this case, a plurality of second through holes 42 are formed in the first discharge pipe 36a, and the air introduced into the first discharge pipe 36a is discharged into the first zone 36 through the first discharge pipe 36a.

In addition, the reduction zone 37 moves through the first discharge pipe 36a, and the air introduced into the first reduction zone 37 flows into and is supplied to the first discharge pipe 36a.

Next, the air introduced into the abatement zone 37 flows into the second abatement zone 37 through the second discharge pipe 38a to attenuate the noise.

In this case, a plurality of the second through holes 42 are formed in the second discharge pipe 38a and the air introduced therein is discharged to the outside through the second upper abatement zone 37 and the second discharge pipe 38a.

In this way, the air is discharged by moving to the first reduction zone 37 and the second reduction zone 37 through the second through-hole 42 formed in the first discharge pipe 36a and the second discharge pipe 38a. Can attenuate the noise.

As described above, the rights of the present invention are not limited to the embodiments described above, but are defined by the claims, and various modifications and adaptations are made within the scope of the claims by those skilled in the art. It is self evident.

10: air generating unit 20: hose connector
21: Transfer hose 30: Case
31: external suction 32: noise attenuation euro
33: inlet 34: outlet
35: first noise attenuation portion 35a: partition wall
36: Area 1 36a: First Exhaust Pipe
37: reduction zone 38: zone 1
38a: 2nd Exhaust Pipe 39: First Announcement
40: second noise attenuation portion 41: body
41a: guide plate 42: second hole
43: cover member 50: flow plate
AS: Sound absorbing material 100: Air generating device

Claims (6)

In the noise damping device of the air bubble generator for supplying air to the inside of the bathtub,
An air generation unit 10 for sucking outside air to generate compressed high pressure air;
A hose connector 20 coupled to the air generation unit 10 to which a transfer hose 21 for transferring compressed air to the outside is connected;
The air generation unit 10 and the hose connector 20 is installed, the external suction unit 31 for supplying external air to the air generation unit 10, and the noise to circulate the air inside and attenuate the noise Made of a case 30, the damping passage 32 is formed;
The noise attenuation passage 32 has an inlet 33 for supplying air to the inside and a first noise attenuation portion 35 for discharging the air circulated therein to the outside and attenuating the noise generated in the case 30. Noise attenuation device of the air bubble generator, characterized in that consisting of a discharge port having a). The method of claim 1,
The first noise attenuation portion 35,
A plurality of partition walls 35a through which air is guided in a zigzag direction in the outlet 34;
Noise damping device of the air bubble generator, characterized in that made of a sound absorbing material (AS) coupled to the corner portion of the partition wall (35a). The method of claim 2,
The noise damping device of the air bubble generating device, characterized in that any one of the side wall or the sound absorbing material (AS) in the side of the partition wall (35a) and the partition wall (35a) has a polygonal shape. The method of claim 2,
The first noise attenuation portion 35,
A first zone 36 in which the partition wall 35a is formed and the first discharge pipe 36a having a plurality of first through holes 39 formed on an outer circumferential surface thereof;
An abatement zone 37 through which air flows from the first zone 36 through the first discharge pipe 36a;
The barrier rib 35a is formed, and the second zone 38 is formed through the second discharge pipe 38a having a plurality of first through holes 39a formed on an outer circumferential surface thereof. Noise attenuation device of the air bubble generator, characterized in that. The method of claim 1,
A second noise attenuation portion 40 is formed between the hose connector 20 and the transfer hose 21,
The second noise attenuation portion 40,
A cylindrical pipe shape, a plurality of second through-holes 42 are formed on the outer peripheral surface of the central portion, both ends of the body 41 is provided with connecting means connected to the hose connector 20 and the transfer hose 21,
Sound absorbing material (AS) coupled to surround the second through hole 42 of the body 41,
Surrounding the sound absorbing material (AS), the noise damping device of the air bubble generator, characterized in that consisting of a cover member 43 coupled to the body (41). The method of claim 5
On both inner circumferential surfaces of the body 41, a plurality of guide plates 41a are formed at regular intervals along the circumferential direction,
The guide plate (41a) is bent from one end to the other end of the noise attenuation device of the air bubble generator, characterized in that to generate a vortex in the incoming air.

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