JP3288122B2 - Simple cleaning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple cleaning apparatus, and more particularly to a simple cleaning apparatus capable of easily cleaning metal parts and agricultural products.

[0002]

2. Description of the Related Art An ultrasonic cleaning apparatus, which is a typical cleaning apparatus, transmits ultrasonic vibrations to a cleaning liquid from the bottom side of a cleaning tank to remove dirt. Used for cleaning metal parts.

[0003]

However, even if the ultrasonic cleaning device is expensive, if the ultrasonic cleaning device is selected by judging only by its cleaning power, if the ultrasonic cleaning device is difficult to use or has a sufficient cleaning capability. And the expensive investment tends to be wasted. For example,
When cleaning easily damaged items such as agricultural products, it is necessary to adjust the power to a low level. Even if the cleaning power of the ultrasonic cleaning device is high, the ultrasonic cleaning device often cannot be used at full power because of the loud and unpleasant noise generated by the device. Further, since a new detergent having a strong detergency is on the market, a detergency as large as that of an ultrasonic cleaning device is often unnecessary.

[0004] In view of the above problems, the object of the present invention is to:
An object of the present invention is to provide an inexpensive and easy-to-use simple cleaning device while maintaining relatively high cleaning power.

[0005]

In order to solve the above-mentioned problems, a cleaning apparatus according to the present invention comprises a cleaning tank for storing a cleaning liquid and a plurality of compressed air supplied from an air supply source. There is provided an air discharge pipe which blows out the cleaning object into the cleaning liquid in the cleaning tank, and an object lifting / lowering means capable of immersing the object to be cleaned in the cleaning liquid and pulling up the object to be cleaned therefrom.

Further, the means for elevating and lowering the object to be cleaned according to the present invention comprises:
A holding member for holding the purified material, and a corner on the bottom side in the washing tank;
Driven rotating member arranged in the section, and the cleaning liquid
Is located above the liquid level of the
The driving rotating member to which power is transmitted is in contact with the holding member.
And the driven rotary member and the drive
The holding member is raised and lowered by being hung between a rotating member
And a belt member.

Here, a number of air outlets have different directions.
Air outlets that open toward
preferable.

[0008]

In the cleaning apparatus according to the present invention, the cleaning liquid is agitated by the air bubbles released from the air ejection holes of the air discharge pipe, and the cleaning power of the cleaning liquid is increased by the force exerted by the air bubbles on the object to be cleaned and the cleaning liquid. As the height increases, dirt is removed from the object to be cleaned. Further, since the configuration is simple, it is inexpensive. In addition, since it does not damage even agricultural products, the noise generated is small, it can be used at full power, and power adjustment is unnecessary, so that it is convenient to use.

Further, in the case of an ultrasonic cleaning apparatus, if a movable portion is provided in the cleaning tank, the movable portion is easily damaged by ultrasonic vibration. There is a restriction that it must be provided at an upper position.
However, in the cleaning apparatus of the present invention, since there is no such restriction, the components (belt members and the like) of the object-to-be-cleaned elevating means can be disposed as much as possible in the cleaning tank, and the upper part of the cleaning tank is opened. it can. Therefore, it is easy to use because the inside of the cleaning tank can be easily observed. Further, since the object-to-be-cleaned elevating means using the belt member is adopted, they can be arranged at the corners in the cleaning tank, so that a wide space for immersing the object to be cleaned can be secured.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a simple cleaning apparatus according to the present invention.

Embodiment 1 FIG. 1 is a schematic configuration diagram of a main part of a simple cleaning apparatus according to Embodiment 1 of the present invention, FIG. 2 is a cross-sectional view showing a configuration of a lifting / lowering mechanism of an object to be cleaned, and FIG. FIG. 2 is a schematic cross-sectional view of a cleaning tank showing a mode of use of the simple cleaning device.

In the figure, a simple cleaning device 1 includes a cleaning liquid 3.
, A cleaning object 2, an air discharge pipe 5 installed on the bottom surface side of the cleaning tank 2, and a cleaning object 3 such as a metal part are immersed in the cleaning liquid 3, and the cleaning object W is pulled up therefrom. A cleaning object lifting mechanism 10;

The washing tank 2 is a rectangular container having an open upper surface, and a washing basket 4 made of a wire mesh is used to immerse the object W to be washed in the washing liquid 3 stored therein. . The washing basket 4 is bent outward from an upper edge thereof and has a projecting portion 41 around the periphery.

On the other hand, the object to be cleaned elevating mechanism 10 is
It has a girder-shaped support frame 11 (washing basket holding member) for supporting the article W to be washed from below through the washing basket 4, and belt members 20 and 17 are connected to four corners of the support frame 11. .

Of these belt members 20, 17, the belt member 20 is, as shown in FIG.
1, a stainless wire 22 and a tension spring 23 are connected. The belt member 20 includes a driven pulley 13 (a driven rotating member) disposed at the corners 31 a and 31 b among the four corners on the bottom side of the cleaning tank 2, and a position above the liquid surface of the cleaning liquid 3 above the driven pulley 13. Sprocket 12 arranged in
(Rotating member for driving). The sprocket 12 is hung on the chain belt 21 of the belt member 20 and is connected to the rotating shaft 14. One shaft end of the rotating shaft 14 is supported by the cleaning tank 2 via a bearing 19, while the other shaft end has a drive system (not shown) including a drive motor and a speed reduction mechanism. When the rotational driving force from this drive system is transmitted to the sprocket 12 via the rotating shaft 14, the sprocket 12 rotates and the support frame 11 connected to the belt member 20 moves up and down. Will be. In addition,
As shown in FIG. 2, a cover 33 for ensuring safety is provided for the sprocket 12 and the rotating shaft 14.

On the other hand, the belt member 17 is a stainless steel wire which is tensioned by a tension spring or the like. The belt member 17 is provided with pulleys 15 arranged at the corners 31c and 31d on the bottom side of the cleaning tank 2 and a cleaning liquid 3 at the upper side. It is hung between the pulley 16 disposed above the liquid level and functions as a guide for keeping the attitude of the support frame 11 horizontal when the support frame 11 is moved up and down by the rotation of the belt member 20. Here, the belt member 17 can also be constituted by a chain belt, a tension spring, and a stainless steel wire. In this case, a sprocket for a chain belt is used instead of the pulley 16.

The air discharge pipe 5 arranged inside the cleaning tank 2 is formed by a tube bent in a rectangular shape along the inner peripheral surface of the cleaning tank 2. While being connected to the compressor C, a number of air ejection holes 51 are formed. Here, as shown in FIG. 3 in an enlarged manner, a part of the air discharge pipe 5 is provided with a large number of air ejection holes 51 in different directions, for example, in the direction of arrow A or the direction of arrow B. Open air outlet 51
a, 51b, etc., so that air bubbles can be ejected in each direction.

A heater for heating the cleaning liquid 3, a supply pipe and a drain pipe (not shown) for the cleaning liquid 3 are provided inside the cleaning tank 2, and the cleaning liquid 3 is provided as necessary. In some cases, a regenerating device for the cleaning liquid 3 for removing foreign substances from the cleaning liquid may be added.

The cleaning process performed by using the simple cleaning apparatus 1 having the above-described structure will be described below. Here, in a state before the cleaning is started, as shown in FIG. 1, the support frame 11 of the cleaning car elevating mechanism 10 is located above the level of the cleaning liquid 3. Compressed air is supplied to the air discharge pipe 5 from the compressor C, and air bubbles are released into the cleaning liquid 3 from the air ejection holes 51.

In order to perform cleaning from such a state, first, an object W to be cleaned such as a metal part to which cutting oil or the like has adhered is put into the cleaning basket 4 and then the cleaning basket 4 is supported by the cleaning cage lifting mechanism 10. Place on frame 11.

Next, when a rotational driving force is transmitted to the sprocket 12 via the rotary shaft 14 to rotate the sprocket 12 in the direction of arrow D, the object W to be cleaned is immersed in the cleaning liquid 3 of the cleaning basket 4. Descend to the position. In this state, the object to be cleaned W is cleaned not only by the chemical cleaning power of the cleaning liquid 3 but also by the force received from the air bubbles ejected from the air discharge pipe 5.

After the cleaning is completed, a reverse driving force (in the direction of arrow E) is transmitted to the sprocket 12 via the rotating shaft 14 to rotate the sprocket 12, and the cleaning basket 4 is pulled up from the cleaning liquid 3. Then, the object to be cleaned W is transported to the drying step.

As described above, the simple cleaning device 1 of this embodiment is
In addition to the chemical cleaning power of the cleaning liquid 3, the cleaning liquid 3 is agitated by the air bubbles ejected from the air discharge tube 5, and the object to be cleaned W is cleaned by utilizing the physical force of the air bubbles.
Dirt on the article to be cleaned W can be efficiently removed. In addition, the noise generated during cleaning is small, and even when cleaning agricultural products or the like as the object to be cleaned W, since the force that damages the agricultural products is not applied, it is not necessary to adjust the output of the simple cleaning device 1. Easy to use. Moreover, the simple cleaning device 1
Is inexpensive because of its simple configuration.

Further, in the simple cleaning device 1 of the present embodiment, the belt member 20 and the driven pulley 12 which are the movable parts of the object-to-be-cleaned elevating mechanism 10 are arranged inside the cleaning tank 2 so that the cleaning tank 2 can be cleaned. The upper part is as open as possible. Therefore, the usability is good, for example, the inside of the cleaning tank 2 can be easily observed. In addition, by adopting a belt mechanism for the object-to-be-cleaned elevating mechanism 10, they can be arranged at the corners of the cleaning tank 2. Can be secured.

[Embodiment 2] FIG. 4 is a schematic structural view of a main part of a simple cleaning apparatus according to a second embodiment of the present invention. Are combined in three tanks. Therefore, since each cleaning unit of the simple cleaning device of the present embodiment has basically the same configuration as the simple cleaning device according to the first embodiment, FIGS. 1 to 3 are also referred to in the following description. At the same time, corresponding parts are denoted by the same reference numerals, and detailed description and illustration thereof are omitted.

The simple cleaning device 30 of the present embodiment includes a preliminary cleaning unit 1
a, a three-tank type cleaning device having a subsequent intermediate cleaning unit 1b and a subsequent finishing cleaning unit 1c,
Each of the pre-cleaning section 1a, the intermediate cleaning section 1b, and the finish cleaning section 1c includes a cleaning tank 2 in which a cleaning liquid 3 is stored and a compressor C on the bottom side, similarly to the simple cleaning apparatus according to the first embodiment. Air discharge pipe 5 for ejecting compressed air supplied from the air as bubbles, and cleaning object W with cleaning liquid 3
And a to-be-cleaned object raising / lowering mechanism 10 for pulling up the to-be-cleaned object W therefrom.

Also in the simple cleaning device 30 of this embodiment, the cleaning object lifting / lowering mechanism 10 is composed of a chain belt 21, a stainless steel wire 22, and a tension spring 23 on a girder-shaped support frame 11 that supports the cleaning basket 4 from below. Belt member 2
0, and the belt member 20 is connected to the cleaning tank 2
Is stretched between a driven pulley 13 disposed at a corner of the sprocket 12 and the sprocket 12.

In the simple cleaning device 30 constructed as described above, when the cleaning basket 4 containing the object to be cleaned W is placed on the support frame 11 of the cleaning cage lifting mechanism 10 of the preliminary cleaning section 1a, as shown in FIG. The cleaning basket 4 is lowered to a position where the cleaning object W is immersed in the cleaning liquid 3 by the cleaning basket raising / lowering mechanism 10, and the cleaning target W is moved from the air discharge pipe 5 in addition to the chemical cleaning power of the cleaning liquid 3. Cleaning is also performed by the force received from the ejected bubbles.

The article W to be cleaned, which has been cleaned in the pre-cleaning section 1a, is transported in the direction shown by the arrow F, and
b and the final cleaning section 1c. Here, the transport of the article W to be cleaned may be performed by an operator, but a known loader / unloader device may be used.

As described above, also in the simple cleaning apparatus 30 of the double tank type of this embodiment, the object W to be cleaned can be efficiently cleaned by utilizing the air bubbles ejected from the air discharge pipe 5, and a single apparatus can be used for preliminary cleaning. From cleaning to finishing cleaning can be performed. Moreover, since the configuration is simple, it is inexpensive. Further, since the upper part of the cleaning tank 2 is opened as much as possible, the inside is easy to observe and the usability is good. Further, it is easy to provide a loader / unloader device for transporting the article to be cleaned W in the direction of arrow F.

[0031]

As described above, the cleaning apparatus according to the present invention is characterized in that the air discharging pipe for ejecting bubbles into the cleaning liquid in the cleaning tank is provided. Therefore, the cleaning power of the cleaning liquid is enhanced by the bubbles, so that the cleaning power is high and the configuration is simple, so that the cost is low. Also, unlike the ultrasonic cleaning, the noise generated during the cleaning is small, so that it is easy to use.

When the air ejection holes of the air discharge tube are directed in various directions, bubbles can be ejected to the entire cleaning liquid, so that the cleaning power is increased and uniform cleaning can be performed.

Further, the ultrasonic cleaning apparatus has a problem that if movable parts are provided in the cleaning tank, they are easily damaged, but such a problem is not present in the simple cleaning apparatus of the present invention. Therefore, since a belt member and the like constituting the object to be cleaned elevating means can be installed in the cleaning tank, the upper surface side of the cleaning tank can be opened as much as possible, so that the inside can be easily observed. Further, when configuring a double-tank type cleaning apparatus, it is easy to install a transfer device for the object to be cleaned at a position above the cleaning tank. Further, when the object-to-be-cleaned elevating means using the belt member is configured, the occupied space is small, so that the components of the object-to-be-cleaned elevating means can be arranged at the corners of the cleaning tank. Can be secured.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of a single-tank simple cleaning apparatus according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a configuration of a cleaning object lifting / lowering mechanism of the simple cleaning device shown in FIG.

FIG. 3 is a schematic sectional view of a cleaning tank showing a mode of use of the simple cleaning device shown in FIG.

FIG. 4 is a schematic configuration diagram of a simple double-tank cleaning apparatus according to a second embodiment of the present invention.

[Explanation of symbols]

 1, 30: Simple cleaning device 1a: Preliminary cleaning unit 1b: Intermediate cleaning unit 1c: Finish cleaning unit 2: Cleaning tank 3: Cleaning liquid 4: Cleaning basket 5.・ Air discharge pipe 10 ・ ・ ・ Elevation mechanism of the object to be washed 11 ・ ・ ・ Support frame 11 (washing basket holding member) 12 ・ ・ ・ Sprocket (rotating member for driving) 13 ・ ・ ・ Pull for driven (rotating member for driven) 14 ... rotating shaft 15, 16 ... pulley 17, 20 ... belt member 21 ... chain belt 22 ... stainless wire 23 ... tension spring 31a, 31b, 31c, 31d ... corner Part 51, 51a, 51b: Air outlet C: Compressor W: Object to be cleaned

Claims (3)

(57) [Claims] 1. A cleaning tank for storing a cleaning liquid, an air discharge pipe for blowing compressed air supplied from an air supply source from a number of air ejection holes into the cleaning liquid in the cleaning tank, And an object elevating means capable of lifting the object to be cleaned therefrom , wherein the object to be cleaned elevating means holds the object to be cleaned.
And a driven circuit disposed at a corner on the bottom side in the cleaning tank.
Transfer member and an upper side above the cleaning liquid level.
Drive for transmitting rotational driving force from the drive source side
The rotating member and the holding member are connected and
A hook hung between the driven rotating member and the driving rotating member.
And a belt member for raising and lowering the holding member . 2. The holding member according to claim 1, wherein the holding member moves the object to be cleaned downward through a cleaning basket.
A simple cleaning device, characterized in that the frame is a frame that can be supported . 3. The air outlet according to claim 1, wherein the air outlets are open in different directions.
A simple cleaning device comprising an air ejection hole to be spouted .