JPS59217431A - Air cleaning machine - Google Patents

Abstract

PURPOSE:To permit to use efficiently on a table or under wall-hanging state and improve the handling convenience of the machine by a constitution wherein a filter is arranged so as to face to a suction port and an attaching means is provided so as to permit to attach the machine when the main body thereof is converted in an indoor installation type air cleaning machine. CONSTITUTION:When the machine is used on the table, the pawl 37 of a main body leg 12 is slid and pushed into a rail 36 provided below a frame 2 to attach the leg 12 to the frame 2 and the main body is supported by the leg 12. When the machine is used under wall-hanging condition, the leg 12 is removed from the frame 2, the posture of the main body is converted and a hanging fitting 13, provided on the rear cover of the main body, is latched to a wall side adaptor fitting 38 to attach the machine to the wall. In this case, the dust collecting filter is provided so as to oppose to the suction port provided on the force cover of the machine, therefore, dust collecting effect will never be affected by the conversion of the posture of the main body. Thus, the handling convenience of the machine may be improved.

Description

[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to an air purifier that is installed indoors, circulates indoor air, and purifies the indoor air of dirt using an air purifying means provided within the main body. .

[Background of the invention]

Conventionally, there have been air cleaners for this purpose, such as high-pressure charging, electrostatic precipitator cleaners with electrode plate precipitators, or air purifiers using a pressure-drop mechanical filter. The former can be reused by cleaning, but the equipment is expensive and has high pressure parts, making maintenance difficult. The latter has a large pressure loss,
In other words, the ventilation resistance is large, resulting in disadvantages such as a large blower and loud operating noise.

Considering the ease of installation, it can be used on a table or hung on a wall, but it is recommended to use a dedicated model from the beginning.
It is not a good idea to make a model in terms of productivity. Furthermore, even if the same device is used on a tabletop or hung on a wall, the direction of the outlet is fixed, so even if the arrangement is good for use on a tabletop, it is not suitable for use on a wall.

[Purpose of the invention]

SUMMARY OF THE INVENTION In view of the above drawbacks, the present invention provides an air purifier that is easy to maintain, has a circulation cleaning function, and is easy to use whether used on a table or on a wall.

[Summary of the invention]

The gist of the present invention is to have a main body structure in which an air outlet is arranged so that suction is taken in from the front and blown out to the side, and a blower for forced circulation is combined inside, and a filter is arranged so that air flows facing the inlet. The main feature is that a mounting means is provided that allows the main body to be mounted upside down, with the air outlet facing upwards when used on a tabletop, and downwards when used on a wall.

[Embodiments of the invention]

An embodiment according to the present invention will be described with reference to FIGS. 1 to 3.

Main outside mi of main body 1! The M'j components consist of a frame 2, a rear cover 3, and a front cover 4. The main body includes an electric motor, blades 6, power cord 7, smoke collecting electret filter 8, and an activated carbon filter 9 for removal. Reference numerals 10 and 11 are an air volume switching knob and a pull string for controlling the rotation of the electric motor 5. Reference numeral 12 indicates the legs of the main body when used on a tabletop, and reference numeral 13 indicates metal fittings for hanging the main body when used on a wall.

When the electric motor rotates 50 times, the blade 6 rotates, and indoor air is sucked through the lattice-shaped suction port 14 of the front cover 4, passes through the electret filter 8 and the activated carbon filter 9, and is circulated indoors through the air outlet 15 of the frame 2. be done. Reference numeral 16 denotes an elastic seal provided to prevent air from entering around the filter. 17 is a filter replacement display window section which is a feature of the present invention. Reference numeral 18 denotes a cord hook that can be wrapped around the power cord 7 when there is excess length. Reference numeral 19 is a handle that can be held with one hand when moving the main body.

In FIG. 4, reference numeral 20 denotes an anti-vibration part that supports the electric motor 5 on the motor support part 21 of the rear cover 3 in a vibration-proof manner.

22 is a capacitor for starting the motor, and 23 is a motor control switch. The air volume switching knob 1o is engaged with the shaft part 24, and the pull string 11 is engaged with the lever part 25, so that either the air volume switching knob 10 or the pull string 11 can be selectively operated. 26 is a switch support member that fixes the switch 23 to the rear cover 3. 27 is the rear cover camp. In FIG. 5, the internal shape of the rear cover 3 is clarified. 28 is a rear cover casing for rectifying and blowing out the wind, and 29 is a protruding frame portion that firmly supports the motor support portion 21. The handle 19 is disposed in the protrusion frame portion 29 together with the motor support portion 21 . Reference numeral 18a indicates the shape of the back side of the cord hook 18, which is arranged on the outside of the rear cover casing 28 at the three corners of the rear cover to prevent air from flowing in through the opening for forming the cord hook 18. . 30 is a guide tube for the drawstring 11. In FIG. 6, 31 is a frame casing for straightening the outlet flow of the blade 6;
2 is the suction port orifice of the blade 6, and 33 is the filter 8.
．． The filter holder 9 is part that prevents deformation. 34 is a frame fixing hole for assembling the frame 2 to the rear cover 3. Reference numeral 35 denotes a frame pawl portion for detachably attaching the front cover 4 to the frame 2. They are arranged i'4i at symmetrical positions with respect to the top and bottom and left and right sides of the frame. 36 is the main body leg 12
The main body legs are attached to the rails, which are slidably fixed in a removable manner.

Figure 7 shows an example of how main unit 1 is installed, and (8) is for tabletop use.
i'', (C) indicates use on the wall. [F]) is when cooling,
(0 is more suitable for indoor air circulation during heating. Figure 8 shows the force method for removing the main body leg pawl portion 37 of the main body leg 12 from the frame 20 main body leg mounting rail portion 36. It can be removed, and when attached, @ is simply pushed in along the rail section. Figure 9 shows how to hang the body hook 13 on the wall mounting bracket 38. Figure 10 ( (to) is for tabletop use, (g) is for wall-mounted use, and the combination orientation of the front cover 4 with respect to the frame V-frame 2 is different. Only when used on a tabletop is the main body leg 1.
2. The drawstring 11 is used when hanging on the wall. FIG. 11 is a diagram showing how to operate the air volume switching knob 10, and by turning the knob 39 with your finger, the display panel 40 displays "off,""strong,""medium," and "weak" in the frame 2. Operate to align with alignment mark 41. FIG. 12 explains that the air volume switching knob 10 has a display function when the pull cord 11 is operated. In FIG. 13, the main body leg claw portion 37 of the main body leg 12,
The mounting of the main body leg of the frame 2 reveals the details of the guide groove portion 42 that slides into engagement with the rail portion 36. 14th
In the figure, the shape of the peripheral plate part 42 of the knob part 39 of the air volume switching knob 10 is a scene-shaped one with a front end plate part 42a and the other side with a front end plate part 42b. As a result, the rotation of the knob 39 has an effect similar to that of a polygonal shape that rotates clockwise, but
For left rotation, the structure is such that the fingers cannot easily slip due to the inclination of the dish portion 42. The switch 23 used in this embodiment is of the rotary and pull type, and by adding protection for one-way rotation in this way, damage to the switch can be prevented. In Figure 15, front cover 4! It is shown that the sucked indoor air first flows to the electret filter 8 and then to the activated carbon filter 9. The electret filter 8 has the function of subjecting polypropylene fibers, which are polymeric materials, to a charging process at the time of manufacture, and collecting passing dust particles by electrically drawing them to a fiber layer. Since it is a fibrous layer filter, it has the above-mentioned social air dust collection function in addition to mechanical collection, and has a 0.5
It has a trapping effect even on extremely small smoke particles on the order of μm. The activated carbon filter 9 removes odors from the air through the adsorption action of activated carbon particles.

As shown in FIG. 16, the filter support 1 of the front cover 4
When assembled, the electret filter 8 and activated carbon filter 9 are placed in the holding frame 44 in the stacked order. Reference numeral 45 denotes a filter removal notch that facilitates removal from the filter support frame when replacing the filter. FIG. 18 shows how to attach and detach the front cover 4. As shown in FIG. 19, the front cover first portion 46 of the front cover 4 is engaged with and fixed to the frame claw portion 35 of the frame 2. Reference numeral 47 is a groove in the frame to provide a gap for releasing the claw portion, but it is also convenient as a handle for carrying as shown in FIG. 20. Technique 1 explained in Figure 2
9 can be used as shown in FIG. Similarly, the cord hanging explained in FIG. 2 can be used as shown in FIG. 22. 17th
The figure shows details of the filter replacement display window 17 of the front cover 4. Replace the electret filter with a new filter when it becomes dirty to the same extent as the color of the filter replacement guide label written around the window.

The air cleaner according to the present invention has the following effects. 1st
Then, the electret filter 8 is forced to ventilate, and fine -bB, cigarette smoke, etc. in the air can be suctioned and purified by electric collection power and mechanical collection power. The electret filter 8 is disposed within the removable front cover 4 and can be easily replaced. Second, you can see dirt on the electret filter 8 through the filter replacement display window 17 provided on the front cover 4, and compare it with the color of the filter replacement guide label provided near the replacement display window 17. This allows you to determine when it is time to replace the filter. In addition, the lattice-shaped suction port 1 of the cover 4
The shape of No. 4 is similar to that of the mold, and the ventilation is zigzag, but the filter surface is difficult to see from the front.

This has the effect that even if the filter is dirty, the entire surface can be seen and the user does not feel uncomfortable, and the display on the filter display window 17 is easy to understand. Thirdly, by forcing air through the activated carbon filter 9, odors in the air can be removed by the adsorption power of the activated carbon. In addition, even if the electret filter 8 has oxidized odor due to adhesion of the multi-valve a===, it can remove it.

The activated carbon filter 9 has a layered structure in which activated carbon particles are covered with polypropylene fibers, etc., and takes advantage of its bending strength compared to the electret filter 8 to support the filter on the front cover 4 while holding the electret filter 8. It can be held in a frame 44. The fourth advantage is that the filter has a high collection efficiency, and the circulating air volume and speed are large, in order to be effective as an air purifier.

It is important that the blowout flow circulates the indoor air well. From this point of view, a flow that is sucked in from the front and blown out uniformly upward or downward is suitable.

In addition, it would be convenient to be able to accommodate both desk-top and wall-mounted use due to the flexibility of installation in a room. The present invention has achieved this objective by creating a shape and structure that allows you to select from a single device, from using the main body on a tabletop with an upper balloon, to wall-mounted use by reversing the direction of the main body and converting it to a lower balloon. are doing. Specifically, the shapes of the frame 2 and the rear cover 3 are approximately symmetrical with respect to the center in the vertical direction. When used on a table, the main body legs 12 are attached, and when used on a wall, the main body hanger is attached with metal fittings 13, etc., so that the structure corresponds to the installation conditions. The front cover 4 has a substantially symmetrical shape with respect to the center in the vertical direction, and the direction in which the front cover 4 is assembled with respect to the frame 2 is reversed, as shown by the engagement structure of the frame claw portion 35 and the front cover first portion 46. It can be attached removably even if the front cover 4
We can provide products that are suitable for use. switch 23
Regarding the operation, it is also practical that the landscape switching knob 10 is the operation part when used on a tabletop, and the wall-mounted part is used as the display part when used.

〔Effect of the invention〕

According to the present invention, as described in the detailed description, it is possible to provide an excellent air purifier with excellent circulation cleaning function and ease of handling, whether used on a table or mounted on a wall.

[Brief explanation of drawings]

Fig. 1 shows an external front side 1 of an embodiment of the present invention.
A perspective view, FIG. 2 shows a perspective view of the back side. FIG. 3 shows a partially cutaway front view, a partially cutaway side view, and a top view of FIG. FIG. 4 shows an exploded perspective view of the main parts. FIG. 5 shows a front view and a partial side view showing the assembly structure of the rear cover that supports the electric motor, switch, and power cord. FIG. 6 shows a front view, a cross-sectional AA side view, and a top view of the frame, which is the main component, as seen from the rear side. Fig. 7 is an installation example (B) when the air purifier of the present invention is installed indoors;
(C) is shown. [F]) is for tabletop use, and 0 is for wall-mounted use. FIG. 8 is an explanatory perspective view showing how to remove the main body legs from the main body when used on a tabletop, and FIG. 9 is an explanatory view showing how to hang the main body metal fittings on the metal fittings attached to the wall when using the wall hanging. Fig. 10 is a perspective view showing that when assembling the front cover that is detachably fixed to the front side of the main body, the combination direction can be selected depending on the use for tabletop use and wall hanging; ■ is for tabletop use; (g) is an example of wall hanging. FIG. 11 is an explanatory diagram of the operation of the air volume switching knob when used on a tabletop, and FIG. 12 is an explanatory diagram of the operation of the air volume switching cord when used on a wall. FIG. 13 shows a top view and a cross-sectional side view of the main body leg used for tabletop use, and FIG. 14 shows a top view of the air volume switching knob and its cross-section FF. 15th
The figure is an exploded perspective view showing the combined filter and air flow. FIG. 16 shows an explanatory diagram of how to insert the filter into the front cover. FIG. 17 is an enlarged perspective view of the dirty filter replacement display window, which is provided to know when to replace the filter, viewed from the front side of the front cover. FIG. 18 is a perspective view illustrating the procedure for removing the front cover from the main body. FIG. 19 shows a sectional view of the pawl retaining portion of FIG. 18. FIG. 20 is an explanatory perspective view showing that the groove on the side of the main body shown in FIG. 19 is used as a handle for carrying. FIG. 21 is an explanatory perspective view showing that the handle provided on the rear cover allows the device to be held with one hand. FIG. 22 is an explanatory perspective view showing that the excess length of the power cord can be wrapped around the cord hook provided on the rear cover. 1...Body, 2...Frame, 3...Rear cover,
4...Front cover, 5...Electric motor, 6...Blade, 7
... Power cord, 8 ... Electret filter, 9 ... Activated carbon filter, 10 ... Air volume switching knob, 11 ... Draw string, 12 ... Body legs, 13.
・The main body has metal fittings, 14... Lattice suction port, 15.
... Air outlet, 16... Elastic material seal, 17... Filter replacement display window, 18... Cord hook, 19.
...Totsu hand, 20... Vibration isolating member, 21... Motor support part, 22... Motor starting capacitor, 23...
- Motor control switch, 24... Shaft portion, 25... Lever part, 26... Switch support member, 27... Rear cover cap, 28... Rear cover casing, 29.
...Protrusion frame part, 30...Guide tube, 31...Frame casing, 32...Orifice part, 33...Filter receiver! , 34...Frame fixing hole, 35...Frame claw part, 36...Body leg mounting is on rail part, 37
...Main body leg claw part, 38...Wall side mounting bracket, 39.
...Knob section, 40... Display panel, 41... Alignment mark, 42... Guide groove section, 43... Peripheral plate section, 4
4... Filter support frame, 45... Filter removal notch, 46... Front cover first part, 47... Filter replacement tool 3 Figure 1-9 also S Mi'7
+gα direction Go Figure 8 [D CI KO010 Invitation I3 Figure erased 15 I211 4 Measure 11 Figure +3 C Not l'' Mouth 120 figure also? 1 mouth

Claims (1)

[Claims] ■The inlet is placed on the front side and the outlet is placed on the side.
In the main body configuration, which combines a forced circulation blower inside, the two-ilter is placed so that the air flows facing the suction port, and when used on a tabletop, the air outlet is placed upward, and when used on a wall, the air outlet is placed downward. An air purifier characterized by having a mounting means that allows the main body to be mounted upside down.