JPH0231138Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Field of Application of the Invention] The present invention relates to an industrial dust collector that collects wood chips or chips by being connected to a cutting waste discharge section of a woodworking machine or the like. be.

[Background of the idea]

When working with woodworking machines, it has been conventional practice to connect a dust collector and a cutting waste discharge section pre-equipped on the woodworking machine via a duct hose, etc. to collect cutting waste from the source. It is being done.

Incidentally, conventional industrial dust collectors connected to such woodworking machines and the like have generally been of the cyclone type. A cyclone-type dust collector includes a funnel-shaped cyclone drum that sorts cutting waste sucked in from a suction port, a room for collecting cutting waste provided below the cyclone drum, and a cloth bag provided above the cyclone drum. The cutting chips that collide with the cyclone drum and fall are deposited in the room, and the dust that flies up without falling into the room after being sent to the cyclone drum is collected in the cloth bag. It is designed to filter and only allow air to escape.

Therefore, when taking out and disposing of the cutting waste accumulated in the room, it is necessary to take it out from the cutting waste outlet provided at the bottom of the room. There was the inconvenience of having to frequently remove debris.

Further, in the case of the above-mentioned cyclone type dust collector, the height dimension is large due to its construction, so it is difficult to construct it into a portable type.

[Purpose of invention]

The purpose of the present invention is to solve the above-mentioned inconveniences of the prior art by renewing the structure of the dust collector and constructing a compact dust collector suitable for transportability.

[Summary of the idea]

In the present invention, a fan device and a dust bag are arranged side by side on the left and right sides on the upper surface of the base, and a filter device is provided above the dust bag for filtering what is sucked in from the suction port of the fan device. By arranging the discharge wind tunnel section equipped with a damper means for selecting the direction of discharge of the discharged material next to each other, it is possible to achieve a compact design, and the three functions of dust collection, conveyance, and blower (air blowing) can be performed by the damper. This invention focuses on the fact that it is possible to provide an epoch-making dust collector that can be easily switched by simply operating the device.

[Example of idea]

The configuration of an embodiment of the present invention will be explained using FIGS. 1 to 3. Fig. 1 is a front view showing one embodiment of the present invention, Fig. 2 is a plan view of Fig. 1, and Fig. 3 is a plan view of Fig. 1.
It is a cross-sectional side view taken along the line A-A in the figure.

The dust collector of the present invention includes a base 1, a fan device 2,
The basic structure includes a discharge wind tunnel 3, a filter device 4, and a dust bag 5, and each of these devices will be explained below.

(1) Fan Device The fan device 2 includes a motor 21 in a housing, and a fan 22 is attached to the output shaft of the motor 21. The fan 22 is surrounded by a casing 23 having an inner diameter longer than the diameter of the fan 22.
surrounded by The casing 23 serves as a member for transporting and guiding the suction from the suction port to the discharge wind tunnel 3, and also serves to protect the suction from the suction port from entering the motor 21.

A suction port 24 is provided on the front surface of the housing, and is opened around the rotation axis of the fan 22 and penetrates through the housing and the casing 23 .

Note that 25 is a switch for driving and stopping the motor 21, and is provided on the upper right side of the front face of the housing.

(2) Discharge wind tunnel section The discharge wind tunnel section 3 is a cylindrical member connected to the discharge port of the casing 23 described in the above fan device. The exhaust wind tunnel section 3 is equipped with a damper means 31 in the middle part, and the damper means 31 is arranged perpendicularly to the side wall of the exhaust wind tunnel section 3 and is rotatably supported by a shaft 32 and this shaft. It consists of a knob 33 fixed to the upper end of the shaft 32 and a plate 34 fixed on the axis of the shaft 32. Also,
In FIG. 2, the side surface of the exhaust wind tunnel 3 located on the right side of the shaft 32 is an opening, and the damper means 3
By rotating the first plate 34 counterclockwise, the opening on the side surface of the discharge wind tunnel 3 is closed.

Therefore, by switching the position of the plate 34, the suction from the suction port 24 of the fan device 2 can be selectively conveyed in two directions.

(3) Filter device As shown in FIG. 3, the filter device 4 includes a funnel-shaped air passage guiding cylinder 41 provided inside the housing.
and a filter 42 provided on the upper part of the air passage guide cylinder 41, and is formed to have approximately the same thickness as the discharge wind tunnel section 3.

(4) Dust bag The dust bag 5 is usually made of a material with good breathability, and is mainly made of cloth, in order to release the air contained in the air sucked in from the suction port 24 of the fan device 2 to the outside. bags are used.

The above devices are arranged on the base 1 as follows.

The fan device 2 is arranged approximately on the right half of the upper surface of the base 1 so that the discharge port of a casing 23 provided in the fan device 2 is located on the left side.

At the discharge port of the casing 23, a discharge wind tunnel section 3 is provided.
Next to the exhaust wind tunnel section 3, filter devices 4 are arranged adjacent to each other in a front-to-back relationship as shown in FIG.

A dust bag 5 is provided in the space formed by the left side of the fan device 2, the lower surface of the exhaust wind tunnel section 3 and the filter device 4, and approximately the left half of the upper surface of the base 1.
to be placed. The dust bag 5 is attached to the lower side of the exhaust tunnel 3 and the filter device 4 by means of a band 6.

In addition, 11 in the figure is a caster for transporting the dust collector body attached to the lower part of the base 1.

Next, the functions of the dust collector of the present invention obtained by the above configuration will be explained using FIGS. 4 to 6.

FIG. 4 shows the situation when the things sucked in by the fan device 2 are collected into the dust bag 5. One end of the dust hose 7 is connected to the suction port 24 of the fan device 2 . The other end of the dust hose 7 is used by connecting it to a cutting waste discharge section equipped on a woodworking machine, or by attaching a hood in the shape of a suction port depending on the purpose.

The cutting waste 8 sucked in from the suction port 24 in this manner passes through the casing 23 and the discharge wind tunnel 3, and is sent to the filter device 4 side via the damper means 31. The cutting waste 8 sent to the filter device 4 collides with the air passage guide cylinder 41, and the heavy cutting waste falls into the dust bag 5. On the other hand, for cutting chips with a light mass, the sucked air 9
However, by being filtered by the filter 42, only the air 9 is released to the outside. The cutting waste 8 accumulated in the dust bag 5 is discarded by removing the dust bag 5.

FIG. 5 shows a situation where the material sucked in by the fan device 2 is transported to another waste disposal location, such as a waste box installed outdoors.

In this case, the plate 34 of the damper means 31 closes the guide opening to the dust bag 5 provided in the discharge wind tunnel 3, forms a straight conveyance path in the discharge wind tunnel 3, and discharges the dust according to the conveyance distance. This will be done by additionally connecting a dust hose 7 to the outlet of the wind tunnel section 3.

Figure 6 shows a blower function that is effective in removing cutting debris from woodworking machines, workshops, etc. when they accumulate in hard-to-remove areas. Device 2
The air 9 sucked in from the suction port 24 can be discharged from the discharge port of the discharge wind tunnel section 3.

In the above embodiment, the base 1, the fan device 2, the exhaust wind tunnel section 3, the filter device 4,
Although the dust bag 5 has been described as a separate device, this is to make it easier to change the positional relationship of each device. Needless to say, there will be some parts of the device that will be connected, such as by integrating with 4.

[Effect of idea]

As described above, according to the present invention, it is possible to realize an epoch-making dust collector in which the three functions of dust collection, conveyance, and blower (air blowing) can be easily switched by simply operating the damper means provided in the exhaust wind tunnel. In addition to this, the fan device, exhaust wind tunnel, filter device, and dust bag can be effectively arranged on the top of the base, making it possible to construct an extremely compact dust collector suitable for transport, which has excellent practical effects. .

[Brief explanation of the drawing]

Figure 1 is a front view showing one embodiment of the present invention;
The figure is a plan view of Fig. 1, Fig. 3 is a vertical cross-sectional side view taken along the line A-A in Fig. 1, Fig. 4 is a plan view showing the state in which the dust collector of the present invention is performing dust collection work, and Fig. 5. 6 is a plan view showing a state in which the dust collector of the present invention is performing a conveyance operation, and FIG. 6 is a plan view showing a state in which the dust collector of the present invention is used as a blower. In the figure, 1 is the base, 2 is the fan device, 3
4 is a filter device, and 5 is a dust bag.

Claims (1)

[Scope of Claim for Utility Model Registration] A fan device comprising a fan rotationally driven by a motor and a casing that transports and guides the material sucked in from the suction port to the discharge side, and selects the discharge direction of the material sent out from the casing. a discharge wind tunnel section equipped with a damper means to filter the air, a filter device that filters the material sucked in from the suction port of the fan device, and a dust bag that collects the material that cannot pass through the filter of the filter device, the upper surface of the base The fan device and the dust bag are arranged side by side on the left and right, and the filter device and the exhaust wind tunnel connected to the casing of the fan device are arranged next to each other above the dust bag. A dust collector characterized by: