JP2000024662A - Electrolytic water generating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently cool electrical components in an electrical equipment box. SOLUTION: In an electrolytic water generating device provided with the electrical equipment box 20 freely detachably assembled together with an electrolytic cell to an outside box main body 11, having an inside air intake port 21a and an inside air discharge port 22a and housing the electrical components inside, an outside box cover 13 freely detachably assembled to the outside box main body 11, covering the electrical equipment box 20 and having an outside air intake port 13a and an outside air discharge port 13b and with fans 31, 32 arranged in the outside cover 13, sucking outside air into the electrical equipment box 20 through the outside suction port 13a and the inside suction port 21a and discharging the outside air through the inside air discharge port 22a and the outside air discharge port 13b, a shielding member M composed of a cushioning material is provided between the outside box cover 13 and the electrical equipment box 20 and at least a part of a returning passage P from the inside air discharge port 22a to the inside air intake port 21a is interrupted by the shielding member M.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrolyzed water generator for electrolyzing treated water such as tap water to generate electrolyzed water.

[0002]

2. Description of the Related Art As one of the electrolyzed water generating apparatuses, an electric box which is detachably assembled to an outer box main body together with an electrolytic cell, has an internal intake port and an internal exhaust port, and accommodates an electric component therein; An outer case cover detachably assembled to the outer case body and covering the electrical box and having an external air inlet and an external air outlet, and disposed in the outer case cover and passing through the external air inlet and the internal air inlet Some of the electrical boxes include a fan that sucks outside air and discharges the outside air through the internal exhaust port and the external exhaust port.

[0003]

By the way, in the above-mentioned conventional apparatus, the outside air guided into the electrical box through the external intake port and the internal intake port is heated by cooling the electric components in the electrical box. However, a part of the warm air may return to the internal intake port through the return passage from the internal exhaust port to the internal intake port and be guided again into the electrical box. Cooling efficiency may be reduced.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to address the above-mentioned problems, and has an internal intake port and an internal exhaust port which are detachably assembled to an outer box main body together with an electrolytic cell. An electrical box for housing electrical components therein; an outer box cover detachably assembled to the outer box body to cover the electrical box and having an external air inlet and an external air outlet; and disposed in the outer box cover. An electrolyzed water generating apparatus provided with a fan that sucks outside air into the electrical box through the external intake port and the internal intake port and discharges the external air through the internal exhaust port and the external exhaust port. And a shielding member made of a cushioning material is provided between the electric component box and the electrical component box, and the shielding member blocks at least a part of a return passage from the internal exhaust port to the internal intake port.

[0005]

In the electrolyzed water generating apparatus according to the present invention, when the fan is operated, external air flows from the external intake port to the external exhaust port through the internal intake port and the internal exhaust port. Electrical components are cooled. By the way, the outside air that cools the electrical components in the electrical box is warmed, and a part of it tends to flow to the return passage from the internal exhaust port to the internal intake port. A shielding member is provided, and the shielding member blocks at least a part of the return passage from the internal exhaust port to the internal intake port, so that it is possible to suppress the amount of recirculated warm air from the internal exhaust port to the internal intake port. As a result, the external air intake amount can be increased. Therefore, electric components in the electrical box can be efficiently cooled by a large amount of outside air taken in.

Further, in the electrolyzed water generating apparatus according to the present invention, since the shielding member made of a cushioning material is provided between the outer box cover and the electric box, when the outer box cover is attached to the outer box body to which the electric box is attached. In addition, the outer box cover and the electrical box do not come into contact with each other, so that the outer box cover and the electrical box can be prevented from being damaged. Further, even if an external force is applied to the outer case cover in a state where the outer case cover is assembled to the outer case body, the deformation of the outer case cover can be suppressed by the shielding member made of the cushioning material, thereby protecting the outer case cover. it can.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. An electrolyzed water generating apparatus according to the present invention schematically shown in FIGS.
The electric box 20 is detachably assembled together with the electrolytic cell 40 therein. The outer box 10 includes an outer box body 11 and an outer box cover 1 detachably assembled to the outer box body 11.
2 and 13.

[0008] The outer box body 11 includes a bottom plate 11a.
And a gate-shaped frame 11b having front and rear lower ends fixed to the bottom plate 11a by spot welding at substantially the center in the left-right direction of the bottom plate 11a.
A rising portion is provided at a peripheral portion of the bottom plate 11a, and rising portions are provided on both left and right sides of the gate-shaped frame 11b.

Each of the outer box covers 12 and 13 has a U-shaped inward flange which is fitted from above to cover each rising portion of the gate-shaped frame 11b and is fitted to the outer box body 11. In this state, the lower end of the side portion is fixed to each rising portion of the bottom plate 11a by a single screw (not shown). The outer casing cover 13 on the right side has an external air inlet 13a on the front and an external air outlet 13b on the rear.

The electrical box 20 includes various electric components including a power supply (not shown) for applying a DC voltage between electrodes (not shown) of the electrolytic cell 40, for example, the earth leakage breaker 25 shown in FIG. Transformer 26 for substrate, transformer 2 for electrolysis
7, a control main board 28, a relay board 29, etc., are built into a unit.
1a, and an internal exhaust port 22
a is provided on the right side of the bottom plate 11a (the right side of the portal frame 11b in FIG. 1). Further, cooling fans 31 and 32 for sucking outside air into the electrical box 20 through the external intake port 13a and the internal intake port 21a and discharging the external air through the internal exhaust port 22a and the external exhaust port 13b are provided in the electrical box 20. A wind direction plate 33 that is disposed on the rear wall 22 and guides outside air toward the relay board 29 is disposed on the right side wall 24.

In the present embodiment, a shielding member M is provided between the upper wall 13c of the outer case cover 13 and the upper wall 23 of the electrical box 20, and the shielding member M allows the internal intake port 22a to be supplied from the internal exhaust port 22a. A part of the return passage P reaching the port 21a is shut off. The shielding member M is formed of a closed-cell sponge (it can be formed of another cushioning material) and is fixed to the upper wall 23 of the electrical box 20. The width of the upper wall 23 substantially coincides with the width of the upper wall 23, and the height of the
1 is slightly larger than a gap formed between the upper wall 13c of the outer case cover 13 and the upper wall 23 of the electrical component box 20.

In the above-described embodiment, when the cooling fans 31 and 32 operate, outside air flows from the external intake port 13a to the internal intake port 21a and the internal exhaust port 22a.
Flows toward the external exhaust port 13b, and the external air cools the electrical components in the electrical component box 20. By the way, the outside air that has cooled the electric components in the electrical box 20 is warmed, and a part of the air is
a, a shielding member M made of a cushioning material such as a sponge is provided between the outer case cover 13 and the electrical box 20, and the inner exhaust port 22a is provided by the shielding member M.
A part of the recirculation passage P from the air to the internal intake port 21a is shut off, so that the amount of warmed external air recirculated from the internal exhaust port 22a to the internal intake port 21a can be suppressed, and the external air intake amount can be increased. it can. Therefore, the electric components in the electrical component box 20 can be efficiently cooled by the outside air sucked in a large amount.

In the present embodiment, since the shielding member M made of a cushioning material such as sponge is provided between the outer case cover 13 and the electric box 20, the outer case cover 13 is attached to the outer case body 11 to which the electric box 20 is assembled. When assembling, the outer case cover 13 and the electrical box 20 do not come into contact with each other.
And the electrical box 20 can be prevented from being damaged. Further, even when an external force is applied to the outer case cover 13 in a state where the outer case cover 13 is assembled to the outer case body 11, the deformation of the outer case cover 13 can be suppressed by the shielding member M made of a cushioning material such as a sponge. The cover 13 can be protected.

In the present embodiment, a shielding member M is provided between the upper wall 13c of the outer case cover 13 and the upper wall 23 of the electrical box 20, and one of the return passages P extending from the internal exhaust port 22a to the internal intake port 21a. (A passage formed between the upper wall 13c of the outer box cover 13 and the upper wall 23 of the electrical box 20), but between the side wall 13d of the outer box cover 13 and the right wall 24 of the electrical box 20. Also, a shielding member M is provided as shown by a virtual line in FIG.
Other part of the return passage P (the side wall 1 of the outer box cover 13)
It is also preferable to block the passage formed between the 3d and the right side wall 24 of the electrical box 20.

The internal exhaust port 22a is connected to the internal intake port 2
Among the return passages P leading to 1a, the warmed outside air that returns through the return passages P on the left side wall side (the electrolytic tank 40 side) of the electrical box 20 is cooled by the water channel system member including the electrolytic tank 40. Even if the outside air returns to the internal intake port 21a, the cooling efficiency of the electric components in the electrical box 20 is not hindered, and the electrical box 2
It is not necessary to provide the shielding member M in the recirculation passage P on the left wall side (electrolyzer 40 side) of the zero.

[Brief description of the drawings]

FIG. 1 is a front view schematically showing an embodiment of an electrolyzed water generating apparatus according to the present invention.

FIG. 2 is an exploded perspective view of members other than a channel member of the electrolyzed water generating apparatus shown in FIG.

FIG. 3 is an internal structure diagram of the electrolyzed water generation device showing a relationship among an outer case main body, a right outer case cover, an electric box, and a shielding member shown in FIG. 2;

[Explanation of symbols]

10: outer box, 11: outer box body, 13, 14: outer box cover, 13a: external air inlet, 13b: external air outlet, 20 ...
Electrical box, 21a: internal air intake, 22a: internal exhaust, 3
1, 32: cooling fan, 40: electrolytic cell, M: sponge (shielding member), P: reflux passage.

Claims (1)

[Claims] 1. An electric box which is detachably assembled to an outer box main body together with an electrolytic cell, has an internal intake port and an internal exhaust port, and accommodates an electric component therein, and is detachably assembled to the outer box main body. An outer box cover that covers the electrical box and has an external air inlet and an external air outlet, and is provided in the outer box cover and sucks outside air into the electrical box through the external air inlet and the internal air inlet. In the electrolyzed water generating apparatus provided with a fan for discharging the outside air through the internal exhaust port and the external exhaust port, a shielding member made of a cushioning material is provided between the outer box cover and the electrical box, and the inner member is provided by the shielding member. An electrolyzed water generating apparatus characterized in that at least a part of a return passage from an exhaust port to an internal intake port is blocked.