JPH0743752U - Air purifier - Google Patents

Abstract

(57) [Summary] [Purpose] To provide an air purifying device that promptly collects, inhales, and purifies air containing cigarette smoke and malodor before it diffuses, and then releases it as clean air. A hollow body having a box body 1 having an air purifying mechanism 4 inside and an air discharge hole 2 formed in a wall portion, and a lower end communicating with the box body 1 and an air suction portion 14 formed at an upper portion. A tubular body 11, an umbrella-shaped air collection member 17 that is attached so as to surround the air suction portion 14 of the tubular body 11 and can be opened and closed, and is installed in the tubular body 11 or the box body 1. An air cleaning device comprising at least one intake and exhaust fan 7, 15.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an air cleaning device.

[0002]

[Prior art]

 In waiting rooms such as hospitals, smoking areas such as restaurants, coffee shops, and offices, or smoking corners, ventilation fans are installed above the wall surface near these installation locations to discharge tobacco smoke and other substances to the outside.

[0003]

[Problems to be solved by the device]

 However, the suction power of the fan of the ventilation fan is not so large, and the smoking position and the installation position of the ventilation fan are often far away from each other, so that the smoke and the stench of the cigarette are diffused to the non-smoking area. The reality is that it flows. For this reason, even if smoking seats and smoking corners were provided, the smoke and odors of cigarettes diffused from them made the non-smokers in the non-smoking areas uncomfortable, and improvements were desired. .

The present invention has been made in view of the above-mentioned conventional circumstances. Before the air containing smoke or a bad smell of cigarette is diffused, it is promptly collected, sucked and purified to obtain clean air. It is an object of the present invention to provide an air purifying device that discharges as air.

[0005]

[Means for Solving the Problems]

 According to the present invention, in order to solve the above problems, a box body having an air purifying mechanism inside and an air discharge hole formed in a wall portion, and a lower end communicating with the box body and an air suction portion formed in an upper portion are formed. And an openable umbrella-shaped air collecting member attached so as to surround the air suction portion of the tubular body, and installed in the tubular body or the box body. There is provided an air purifying device comprising at least one intake and exhaust fan.

[0006]

[Action]

 The air containing smoke and malodor is collected by the air collecting member and the intake / exhaust fan into the umbrella body quickly and with a strong suction force before diffusion, and the air is sucked from the cylinder air intake section to the cylinder. It is sent to the box body through the hollow body. The sent air is purified by the air cleaning mechanism and then sent out as clean air from the air discharge hole of the box.

[0007]

【Example】

 Hereinafter, the present invention will be described in detail based on embodiments. 1 is a cross-sectional view showing the structure of an air purifying device according to an embodiment of the present invention, FIG. 2 is a perspective view showing a state in which an umbrella-shaped air collecting member is opened, and FIG. 3 is an umbrella-shaped air collecting device. FIG. 6 is a perspective view showing a device state in which a member is closed. Reference numeral 1 in the figure denotes a box body, which has a rectangular parallelepiped shape here, but is not limited to this, and the shape viewed from above may be any shape such as a circle, an ellipse, a pentagon, and a hexagon. Various materials such as wood plywood, resin plywood, and metal plates can be used as the material. An air discharge hole 2 is formed on the side wall of the box body 1. The shape, number, and formation place of the air discharge holes 2 are not limited to those shown in the drawing, but can be set appropriately. Providing the casters 3 at the bottom of the box body 1 is convenient because the device can be moved very easily. The caster 3 is not necessary when the device is fixedly arranged. A deodorant layer 4 as an air cleaning mechanism is spread inside the box body 1 through a dedusting net 6 placed on a partition net 5 to an appropriate thickness. Examples of the deodorant that forms the deodorant layer 4 include, but are not limited to, activated carbon, ferrous sulfate-organic acid system (trade name: Anico), and zeolites. Types and shapes can be used. The partition net 5 can also serve as the dust removal net 6. Inside the box body 1, an exhaust fan 7 and a motor 8 for driving the exhaust fan 7 are installed below the deodorant layer 4, and a cord (not shown) is connected to the motor 8 and attached to the tip of the cord. Power is supplied through the plug. The shape, quantity, installation mode, drive source, etc. of the exhaust fan 7 are not limited to those shown in the figure, and may be any suitable one.

A circular opening 10 is formed substantially in the center of the upper plate 9 of the box body 1, and a hollow cylindrical body 11 is erected from the opening 10. The box body 1 and the tubular body 11 can be joined by a known joining method such as welding or joining with a screw. As the tubular body 11, a metal material such as aluminum or stainless steel, a plastic material, or the like can be used, and the cross-sectional shape thereof is not limited to a circular shape, and can be any shape. The tubular body 11 may be formed by using a stretchable member, or may have a stretchable structure like a folding umbrella. The upper end of the tubular body 11 is closed by a partition plate 13 for fixing the motor 12, and the lower end communicates with the inside of the box body 1 through the opening 10. An air suction hole 14 is formed in a wall portion above the tubular body 11. An intake fan 15 is installed at a position slightly lower than the air intake hole 14 inside the hollow body 11 and can be driven by a motor 12 via a shaft 16. Like the motor 8, the motor 12 is also supplied with electric power from the outside. The shape, quantity, and formation mode of the air suction holes 14 are not limited to those shown in the figures, and can be set as appropriate. Further, the adjustment of the air intake amount can be controlled not only by the intake / exhaust fan but also by the shape, number, and formation mode of the air intake holes 14. Further, the shape, quantity, installation mode, drive source, etc. of the intake fan 15 are not limited to those shown in the figures, and may be any suitable one. Further, the exhaust fan 7 and the intake fan 14 may be connected to each other by a common shaft so that one drive motor can be provided. Furthermore, one fan may be installed to have both an intake function and an exhaust function.

An umbrella-shaped air collecting member 17 is attached to an upper portion of the cylindrical body 11 so as to surround the air suction hole 14. The air collecting member 17 has a structure that can be opened and closed, and is in an open state as shown in FIG. 2 when used and in a closed state as shown in FIG. 3 when not in use. The air collecting member 17 is composed of a plurality of first bone members 18 arranged radially, a cloth member 19 stretched around the first bone members 18 as a frame, and an opening / closing mechanism 20. The air collecting member 17 may have a structure similar to that of an umbrella that is used daily, for example. FIG. 4 shows an example of the opening / closing mechanism. In the figure, 21 is a second skeleton member, 22 is a third skeleton member, 23 is a moving member, 24 is a spring, and 25 is a restricting member that restricts the moving position above the moving member 23. Since each member has substantially the same configuration and operation as those used in the umbrella, detailed description thereof will be omitted here.

Next, the operation of the above embodiment will be described. When the apparatus is used, the opening-closing mechanism 20 shown in FIG. 4 causes the umbrella-shaped air collecting member 17 to be opened as shown in FIG. Insert the plug (not shown) at the tip of the cord into the outlet and turn on the switch to activate the product. By operating the suction fan 14, the smoke and the bad smell of the cigarette discharged by the smoker are quickly collected under the umbrella of the air collecting member 17 with a strong suction force before being spread widely. The collected air is sent from the air suction hole 14 formed in the upper part of the tubular body 11 to the box body 1 via the tubular body hollow portion 11A. The air sent to the box body 1 is purified by the deodorant layer 4 and then sent out as clean air from the air exhaust hole 2 by the exhaust fan 7.

In the above-mentioned embodiment, since the installation position of the air intake hole 14 is very close to the smoking position, the smoke and the bad odor of the cigarette are collected by the air collecting member 17 by the strong suction force of the intake fan 15 before being widely diffused. Collected under an umbrella and purified. Therefore, cigarette smoke and foul odors will not flow into the non-smoking areas, and non-smokers will be able to work and eat without feeling uncomfortable. When an experiment was performed with the configuration of FIG. 1, it was possible to obtain a deodorizing effect that was about 10 times that of a conventional deodorizer. Further, in the above-mentioned embodiment, since the air collecting member 17 is configured to be openable and closable, when it is not used, it can be moved, stored, etc. by keeping it closed as shown in FIG.

Although the present invention has been described based on the embodiment, the present invention is not limited to the above embodiment, and various modifications and changes can be made. Some examples are shown below. (1) As shown in FIG. 5, two opening / closing mechanisms for the air collecting member 17 are installed and the air collecting member 17 is separable into two, so that the umbrella is half opened. It is possible to dispose the air cleaning device close to the wall side. (2) The shape of the air collecting member is only half of the umbrella, and it can be used exclusively for the type that is used close to the wall side. (3) In the above, the deodorant layer was provided as an air purifying mechanism, but instead of the deodorant layer, or with the deodorant layer, a deodorant mechanism using an electric dust collector may be adopted. And a filter may be used together, and other appropriate air cleaning mechanism may be adopted. (4) The cylindrical body 11 is a long flexible hose, and the air collecting member 17 is suspended from the ceiling or the like by providing a hooking portion on the upper portion of the air collecting member 17. (5) An opening is provided in the upper part of the tubular body 11, and a malodor suction pipe is connected to the opening so that the malodor is discharged to the outside of the room. (6) By giving an appropriate color or design to the umbrella cloth of the air collecting member 17, a decorative effect, a publicity effect, etc. are provided. (7) By setting the height of the box body 1 appropriately and making it have a suitable upper surface area, it has a function as a table. (8) Set the height of the box body 1 appropriately to give it a chair function. (9) The cylindrical body 11 has an opening at the upper end, and the air collecting member is positioned above the opening so as to surround the opening. In this case, a means such as a mesh for adjusting the air intake amount may be provided in the opening. (10) If the tubular body 11, the air collecting member 17, and the box body 1 are configured to be separable, they can be stored and transported conveniently. (11) Depending on the situation, the air collecting member 17 may be fixedly installed in an umbrella shape.

[0013]

[Effect of device]

 As described in detail above, according to the present invention, cigarette smoke and malodor are collected under the umbrella of the air collecting member by a strong suction force before being diffused, and then purified by the air cleaning mechanism in the box body. And released as clean air. Therefore, cigarette smoke and odors do not flow into the non-smoking area, and non-smokers can work and eat without feeling uncomfortable. Also, by providing an appropriate color, design, etc. on the umbrella-like cloth of the air collecting member, it is possible to add value as an interior decoration product in addition to the function of the air cleaning device.

[Brief description of drawings]

FIG. 1 is a sectional view of an essential part showing the structure of an air cleaning device according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a state of the device when the umbrella-shaped air collecting member is opened.

FIG. 3 is a perspective view showing a state of the device when the umbrella-shaped air collecting member is closed.

FIG. 4 is a perspective view showing an example of an opening / closing mechanism from below.

FIG. 5 is a perspective view showing an air cleaning device according to another embodiment of the present invention.

[Explanation of symbols]

 1 Box Body 2 Air Discharge Hole 4 Deodorant Layer 5 Partition Net 6 Dust Net 7 Exhaust Fan 8, 12 Motor 11 Cylindrical Body 14 Air Suction Hole 15 Intake Fan 17 Air Collection Member 18 First Bone Member 19 Cloth Member

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI technical display location B01D 53/38 53/81 F24F 7/00 A

Claims (3)

[Scope of utility model registration request] 1. A box body having an air purifying mechanism inside and having an air discharge hole formed in a wall portion, and a hollow cylindrical body having a lower end communicating with the box body and an air suction portion at an upper portion, An openable umbrella-shaped air collecting member mounted so as to surround the air intake portion of the tubular body, and at least one intake / exhaust fan installed in the tubular body or the box body. An air purification device characterized in that 2. The air cleaning apparatus according to claim 1, wherein the air collecting member is configured so that only half of the air collecting member can be opened and closed. 3. The air purifying apparatus according to claim 1, wherein the air collecting member has a shape like an umbrella.