JPH0833526A - Table with air purifying function - Google Patents

Abstract

PURPOSE:To purify air in the neighborhood of each of sources of air pollution by exposing outside air to ozone in a leg of a table. CONSTITUTION:Ventilation channels are formed in a vertical direction between a slit 6, and a vent 7 in a hollow pillar leg 3 which supports a top board, and an ozone generator 8 is provided in the upper part of the ventilation channels. The ozone generator 8 has an axial fan 37 and a neon tube 36 which has an electrode in a box 31 and generates ozone in the surrounding of the neon tube by applying prescribed voltage to the electrode. Outside air which enters the leg 3 from the slit 6a is discharged downward from the axial fan 3 and moves downward in the leg 3 while contacting ozone generated in the surrounding, and is discharged outside from the vent 7 after purified and deodorized by ozone.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table provided with legs for supporting a top plate and having an air cleaning function for cleaning ambient air.

[0002]

2. Description of the Related Art In a place where a large number of people gather, such as a store or a conference room, smoking, eating and drinking, toilets, and the like tend to pollute the indoor air and cause discomfort. In particular, in a place where smoking is permitted, such as in a playground such as mahjong so, not only does hair and clothes smell, and the inside of the room is polluted, but it also has a bad health effect. So, conventionally,
Focusing on the deodorizing action, sterilizing action, and decomposing action of harmful substances of ozone, the indoor air was brought into contact with ozone generated by the ozone generator to remove odors and harmful substances caused by smoking, eating and drinking, and toilets. There is an air purifier. Such an air purifier is generally built in a forehead hung on a wall surface or an ornamental plant placed on the floor near the wall surface,
It is designed not to cause dead space in the room or spoil the decorative image in the room.

[0003]

However, the conventional air purifier can be installed only on the wall surface in the room or in the vicinity thereof in consideration of the installation location, and when a large number of people enter the room. However, it was difficult to install a sufficient number of air cleaning devices to meet the number of people. Therefore, the polluted air cannot be purified in the vicinity of each of the sources existing in the room, and the air polluted by smoking, eating and drinking, a toilet, etc. was released at a position far from the source. There is a problem that the air in the room comes into contact with ozone in the space, and the air in the room is only partially purified and deodorized, but the air in the entire room cannot be reliably purified and deodorized.

The object of the present invention is to make it possible to purify and deodorize air in the vicinity of each of the sources of pollution causing air by contacting the outside air with ozone in the legs of the table. An object of the present invention is to provide a table with an air purifying function that can effectively purify and deodorize air and that does not cause a dead space in the room.

[0005]

According to the present invention, in a store location where a large number of people gather, a number of tables commensurate with the number of people is arranged in a room to have a substantially constant distribution state. The present invention described in claim 1 supports the top plate because smoking, eating and drinking are often performed in the surroundings, and the vicinity of each table becomes a source of air pollution. A table provided with a leg portion that is provided with a ventilation path through which outside air passes, and an ozone generator that generates ozone that comes into contact with air that passes through the ventilation path. It is characterized by doing.

The invention according to claim 2 is characterized in that the ventilation passage is formed vertically in the leg portion of the hollow columnar body, and the ozone generator is provided at a part of the inflow side of the ventilation passage. To do.

The invention described in claim 3 is characterized in that the table is a table for play, and the top plate includes a mechanical portion of the game device.

[0008]

According to the first aspect of the invention, the ventilation path through which the outside air passes is formed in the leg portion which supports the top plate in the table, and the ozone generated in the ozone generator comes into contact with the air passing through this ventilation path. To do. Therefore, the polluted air generated by smoking, eating and drinking near the table is reliably purified and deodorized in the closed space in the leg portion of the table near the source of the pollution.
Also, when multiple tables are installed in a room where a large number of people enter, the polluted air is surely purified and deodorized in the vicinity of the source of pollution, and the air throughout the room is distributed evenly. Is surely cleaned and deodorized at the position.

According to the second aspect of the invention, the outside air comes into contact with ozone in the ventilation path vertically formed in the leg portion of the hollow columnar body. In general, the legs of the table have a vertical direction in the longitudinal direction, and a ventilation path is formed in the longitudinal direction. It is known that the purification and deodorizing effects by ozone increase and decrease according to the length of the contact time, and the outside air contacts ozone for a sufficiently long time in the ventilation path formed in the longitudinal direction of the leg.

According to the third aspect of the present invention, in a play table such as a mahjong table in which a plurality of people seated in the vicinity may smoke, eat or drink, etc., the top plate including the mechanical part of the play device is provided. Outside air near the table is cleaned and deodorized in the supporting legs. Therefore, the polluted air is surely purified and deodorized in the vicinity of each of the polluting sources. In addition, the entire air in the game store where a plurality of play tables are installed is reliably purified and deodorized at a plurality of substantially uniformly distributed positions in the store.

[0011]

1 is an external view of a table with an air cleaning function according to an embodiment of the present invention. The table 1 includes a top plate 2, legs 3 and a pedestal 4. The top plate 2 is formed in a flat plate shape, and the leg portions 3 have a hollow quadrangular prism shape. Leg 3
Has a slope fixed to the center of the pedestal 4, and supports the top plate 2 on the upper surface. Vents 7 are formed below the side surfaces of the leg portion 3. An operation panel 6 of an ozone generator, which will be described later, is exposed at the upper part of one side surface of the leg portion 3. A single chair 11 or a plurality of chairs 11 are used in combination on the table 1. As shown in FIG. 2, the table 1 is arranged in a room 21 such as a conference room or a store so that the plurality of tables 1 and a plurality of chairs 11 have a substantially uniform distribution.

The top plate 2 may have any planar shape such as a quadrangle, a polygon, a modified shape or an elliptical shape. Also,
The legs 3 do not necessarily have to be in the shape of a square pole, and the top plate 2
It is not necessary to provide the pedestal 4 as long as it can stably support. Furthermore, the top plate 2 is formed by the plurality of legs 3.
May be supported.

FIG. 3 is an assembly view of the ozone generator provided on the leg portion of the table. The ozone generator 8 is
A box 31 fixed to the back surface of the operation panel 6, and a substrate 3 mounted in the box 31 via a guide plate 32
3, an axial fan 37, and an AC / DC adapter 38 fixed to the back surface of the box 31 via a mounting plate 39. The box 31 has an opening on the front surface, and this opening is covered by the operation panel 6.
The guide plate 32 has a horizontal surface and a vertical surface, the ventilation hole 32a is opened in the horizontal surface, and the through hole 32 is formed in the vertical surface.
b is opened. An axial fan 37 is attached to the lower surface of the horizontal surface of the guide plate 32 in which the ventilation holes 32a are opened.

A printed circuit board 33 is attached to the front surface of the vertical surface having the through hole 32b. Electronic parts are mounted on both sides of the printed circuit board 33, and the neon tube 36 mounted on the back side of the printed circuit board 33 has a through hole 32.
penetrate b. Neon tube 36 penetrating through hole 32b
Is located below the axial fan 37 fixed to the lower surface of the mounting guide 32 in the horizontal plane. A switch 34 and an LED 35 are mounted on the front side of the printed board 33. The switch 34 and the LED 35 are exposed on the front surface of the operation panel 6 through the openings 6b and 6c formed in the operation panel 6. The operation panel 6 has a plurality of slits 6 in the upper half.
a is formed, and the slit 6 a faces the upper side of the upper surface of the guide plate 32 in the opening of the box 31.
The AC / DC adapter 38 converts a commercial AC power supply into a DC power supply. This DC power is supplied to the drive circuit of the axial fan 37 provided on the printed wiring board 33 and the step-up transformer for ozone generation.

FIG. 4A is a side view of the main part of the ozone generator. The electrode part 41 of the ozone generator includes a disk-shaped electrode 42 built in the neon tube 36 and the neon tube 3
6 and a mesh-shaped electrode 44 provided near the outer peripheral surface. The mesh electrode 44 is supported by the conductive support 5, and the electrode 42 is connected to the conductive wire 46 exposed to the outside of the neon tube 36. A voltage is applied to the electrodes 42 and 44 through the support 45 and the conductive wire 46.

FIG. 2B is a diagram showing an example of a power supply circuit formed on the printed wiring board 33. AC /
The DC power supplied from the DC adapter 38 is supplied to the motor of the axial fan 37 and the step-up transformer 52, and is also controlled to a constant voltage by the three-terminal regulator 53 and supplied to the IC 55. The IC 55 is composed of six operational amplifiers 55a to 55f having hysteresis. The operational amplifier 55a constitutes an oscillation circuit together with the resistor 56 and the capacitor 57. Operational amplifier 55
b functions as a buffer. Operational amplifiers 55c to 5
5f creates a drive current for the FET 58. FET58
Switches the current to the step-up transformer 52.

The step-up transformer 52 steps up the voltage supplied from the AC / DC adapter 38 to a voltage according to the switching frequency of the FET 58. The voltage boosted by the boosting transformer 52 is applied to the electrodes 42 and 44 of the electrode unit 41.
Is applied to By changing the resistance value connected to the operational amplifier 55a by operating the switch 34, the oscillation frequency of the oscillation circuit including the operational amplifier 55a can be selected to switch the voltage applied to the electrodes 42 and 44. There is.

When the voltage boosted in the above power supply circuit is applied to the electrodes 42 and 44 of the electrode portion 41, the electrode 4
On the neon tube 36 side of No. 4, air is destroyed by corona discharge, and ozone is generated by ionization of oxygen. The amount of ozone generated in the electrode portion 41 is proportional to the voltage value applied to the electrodes 42 and 44. Therefore, the amount of ozone generated can be changed by operating the switch 34.

FIG. 5 is a sectional view of the leg portion of the table. The upper surface of the leg 3 having the shape of a hollow square pole is the table 2
The lower surface of the leg is closed by the upper surface of the pedestal 4. An opening 3a for a panel is formed in an upper part of one side surface of the leg portion 3, and the operation panel 6 is fixed to the opening 3a from the inside.
The opening 3a is closed. Further, ventilation holes 7 are formed at two locations below each of the four side surfaces of the leg portion 3. On the back surface of the operation panel 6, the ozone generator 8 shown in FIG. 3 is mounted.

In the above structure, the ozone generator 8
When power is supplied to the C / DC adapter 38, the air outside the legs 3 flows into the box 31 through the slits 6 a formed in the operation panel 6 by the rotation of the axial fan 37. The outside air that has flowed into the box 31 flows downward from the ventilation hole 31a to the inside of the leg portion 3 via the ventilation hole 32a and the axial fan 37, and is discharged from the ventilation hole 7 to the outside of the leg portion 3. At this time, ozone is generated around the neon tube 36, and the outside air exhausted from the axial flow fan 37 comes into contact with this ozone.

The leg portions 3 support the top plate 2 of the table at a predetermined distance from the floor surface, and are provided with a predetermined length in the vertical direction. Therefore, the outside air flowing in from the slit 6 a located above the leg 3 moves from the inside of the box 31 mounted inside the leg 3 to the vent hole 7 below the leg 3 to the neon pipe 36. Contact with ozone generated around. The effect of purifying and deodorizing the air by ozone increases as the contact time between ozone and air increases, but it contacts the ozone while the outside air moves vertically in the leg portion 3 having a certain length in the vertical direction. With such a constitution, it is possible to provide sufficient contact time with ozone for purifying and deodorizing the outside air. As a result, the outside air that has flowed in through the slits 6 a is gradually purified and deodorized while moving from the upper side to the lower side of the leg portion 3, and is discharged to the outside from the ventilation hole 7.

By using a shielding plate or the like to reduce the flow rate of air, the contact time between ozone and the outside air can be further lengthened, and the effect of purification and deodorization by ozone can be enhanced. Further, when the contact time with ozone can be sufficiently maintained, the outside air flowing into the leg portion 3 may be horizontally moved and discharged from the opposite side surface to the outside.

FIG. 6 is an external view showing an example in which the above table is applied to a fully automatic mahjong table. The leg portion 62 supporting the fully-automatic mahjong table 61 together with its mechanical portion is the leg portion 3 shown in FIG.
With the same configuration as above, it is possible to reliably purify and deodorize the air polluted by smoking, eating and drinking during the game in the vicinity of the source of the pollution. Also, in a mah-jongg store where multiple fully-automatic mahjong tables are installed, be sure to purify and deodorize the air of the entire store, including the smell of toilets, etc., at a number of locations that are evenly distributed within the store. And no dead space is created in the store.

It should be noted that the present invention can be similarly applied to other playing tables in which the player who is playing the game may pollute the air by smoking, eating and drinking, etc. It is possible to reliably clean the pollution near the source.

[0025]

According to the invention described in claim 1, it is possible to reliably purify and deodorize by contacting the air polluted by smoking, eating and drinking with ozone in the vicinity of the source of the pollution. There is. If multiple tables are placed indoors, the air in the entire room is
There is an advantage that purification and deodorization can be reliably performed at a plurality of substantially uniformly distributed positions without causing a dead space.

According to the second aspect of the present invention, the air and ozone can be contacted for a sufficient time in the space closed inside the leg portion having a certain length in the vertical direction, and the pollution can be prevented. It is possible to reliably purify and deodorize the formed air.

According to the invention described in claim 3, even when the player pollutes the air by smoking, eating and drinking during the game, the air is blown in the leg portion of the play table near the source of the pollution. It can surely purify and deodorize.
Further, there is an advantage that the entire air in the amusement store in which a plurality of play tables are installed can be surely purified and deodorized at a plurality of substantially uniformly distributed positions without creating a dead space.

[Brief description of drawings]

FIG. 1 is an external view of a table with an air cleaning function that is an embodiment of the present invention.

FIG. 2 is a diagram showing an arrangement state of the table.

FIG. 3 is an assembly diagram of an ozone generator provided in the table.

FIG. 4 is a side view of an electrode section of the ozone generator and a circuit diagram showing a drive circuit.

FIG. 5 is a diagram showing an air circulation state in the table.

FIG. 6 is an external view of a gaming table according to an embodiment of the invention as set forth in claim 3.

[Explanation of symbols]

 2-Top plate 3-Legs 8-Ozone generator

Claims (3)

[Claims] 1. A table having legs for supporting a top plate, wherein an ozone generator for generating a ventilation path through which outside air passes and an ozone which comes into contact with air passing through the ventilation path is provided in the table. A table with an air purifying function, characterized by being provided with. 2. The table with an air cleaning function according to claim 1, wherein the ventilation passage is formed vertically in the leg portion of the hollow columnar body, and the ozone generator is provided in a part of the ventilation passage. 3. The table with an air cleaning function according to claim 1, wherein the table is a table for play, and the top plate includes a mechanical portion of a game machine.