JPH03202034A - Vacuum cleaner - Google Patents

Abstract

PURPOSE:To eliminate the need for controlling manually the operation of a motor-driven air blower in the course of cleaning and to improve the operability by detecting whether a suction part slides to the cleaning surface or not, outputting it to a controller, and controlling the motor-driven air blower with the controller. CONSTITUTION:By a handy switch 12, first of all, a motor-driven air blower 2 and a motor 10 are turned on. Subsequently, when a floor brush 8 is allowed to slide on the cleaning surface, dust on the cleaning surface passes through a pipe 7 and a dust collecting hose 8 from a suction port 8a an is caught into a duct collecting chamber 3. Next, when sliding of the floor brush 8 is stopped in order to move a chair and an ornament on the floor brush 8 is lifted, a wheel 14 is not turned. At this time, the turning of an opening 14a provided on the side face of the wheel 14 is also stopped. Also, a light receiving device 16b continues light of a light emitting device 16a in a light receiving state or in a non-light receiving state. A controller 17 receive this output, counts the light receiving state or the non-light receiving state for a prescribed time, and thereafter, outputs it to a power control circuit 13 so as to turn off the motor-driven air blower 2 and the motor 10.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a vacuum cleaner, particularly to the operation control of a vacuum cleaner.

[Conventional technology]

Figures 4 to T show, for example, a conventional vacuum cleaner shown in Japanese Utility Model Publication No. 17588/1988.
) is a main body, and a handle (2) is provided at the rear of this main body (1), and wheels 13+, +4+ are provided on both the front and rear sides. The shaft (5) of the rear wheel (4) is attached to the main body (
It is held in long holes (6) formed on both sides of 110.

These elongated holes (6) are inclined at an angle of about 45° with respect to the vertical line, but the directions of inclination with respect to the vertical line are different on the left and right sides. It was a cabinet. A retaining ring (7) is fixed to the shaft portion (5) to prevent it from falling off from the elongated hole (6).

Next, as shown in Fig. 1, the power supply (8) and motor (91) are connected.
A simulator circuit 0 is formed by connecting the safety switch (2) and the hand switch an in series.

The motor (9) is built into the main body (11) and has a housing. At the bottom of the main body (1) there is a beater etc. connected to the motor (9) for cleaning the floor surface. A rotating cleaning section (not shown) is provided.The hand switch U is provided on the handle (21, etc.).The safety switch GO is provided on the rear bottom surface of the main body (1). The actuator +13 is provided in the shaft portion (5).
), it becomes a closed circuit.

When the two-hand switch aυ is turned on with this configuration, the motor (9) rotates and the rotary cleaning unit connected to the floor surface a is driven, thereby cleaning the floor.

Then, when you lift up the second main body (1), the shaft of the wheel (4) (
5) moves relative to the long hole (6) as shown by arrow A in FIG. Accordingly, the actuator a3 protrudes and the safety switch αO becomes open. In other words, 2 bodies (
1) When the robot (9) is lifted, the motor (9) and the rotating cleaning section automatically stop, thereby preventing an accidental contact between the two-rotating cleaning section and the human body.

[Problem to be solved by the invention]

Conventional vacuum cleaners are configured as described above, so 9
For example, as shown in Figure 8, when one handle (2) is released to move a chair or ornament during cleaning, the motor (9) continues to rotate even when not cleaning, reducing electricity costs. To avoid waste, the motor (9) had to be turned off and on each time the above operation was performed, which was troublesome. In addition, as shown in Fig. 9, a touch switch (2a) that is turned off and on by grasping and releasing the handle is installed on the part of the handle (2) that is held by the hand, so that the touch switch (2a) is turned on and off automatically when the handle (2) is released. motor 19)
There is also a way to turn off and on the touch switch (2a), but this will cause a strange feeling in the palm of the first hand when gripping the second handle (2), and if you grip the outside part of the touch switch (2a) .

Since the motor (91) does not turn on, you have to consciously hold this part, which poses a problem in that you feel restricted in its use.

This invention was made to solve the above-mentioned problems, and an object of the present invention is to provide a vacuum cleaner that can automatically and appropriately control the vacuum cleaner without being aware of its operation.

[Means to solve the problem]

The vacuum cleaner according to the present invention includes an electric blower built into the vacuum cleaner body, a dust collection chamber provided upstream of the electric blower, a suction portion provided upstream of the dust collection chamber, and a suction portion provided in the suction portion. A rotating brush provided, an electric motor that drives the rotating brush, and a detection device that detects whether or not the suction section is sliding on the cleaning surface.

The apparatus includes a control device that controls at least one of the electric blower and the electric motor according to the output of the detection device.

A vacuum cleaner body with a housing, an electric blower built into the vacuum cleaner body, a dust collection chamber provided upstream of this electric blower, a suction section provided upstream of this dust collection chamber, and cleaning of this suction section. The apparatus includes a detection device that detects the presence or absence of sliding on the surface, and a control device that controls the electric blower according to the output of the detection device.

[Effect]

According to the present invention, the detection device detects the presence or absence of sliding of the suction portion and outputs the detected result to the control device, and the control device controls the electric blower.

A detection device in the housing detects the sliding condition of the suction part.

The output is output to a control device, and the control device controls at least one of the electric blower and the electric motor.

〔Example〕

An embodiment of the present invention will be described below with reference to the drawings. 1st
This will be explained with reference to FIGS. In the figure (1) to a3
is almost the same as the conventional vacuum cleaner mentioned above. 0
is a wheel provided with a part of it protruding from the lower surface of the floor brush (81), and the floor brush (8) is supported by the axle α9. (+42) is an opening provided on the side of this wheel a4; as is a light emitting device (+6a
) and the light receiving device (+6b) installed on the opposite side of wheel a
) There are many. The α force is a control device that takes the output of this sensing device as input.

It is provided in the floor brush (8). This control device is electrically connected to the power control circuit α3. Also, this control device a? 1 is provided with a timer device (+7a), a counting device M (+7b), and an arithmetic device (17c). U is a display device electrically connected to this control device an, and is provided on the upper surface of the floor brush (8). Next, the operation will be explained. Turn on the electric blower (2) and electric motor C1 by using the hand switch a3. Then, when the floor brush (8) is slid on the cleaning surface, the dust on the cleaning surface is removed from the suction port (8a) and the brush (7).
, and are captured in the dust collection chamber (3) through the dust collection hose (8). At this time, the wheel α◆ provided on the floor brush (8) is constantly rotating in the front and back direction. When this wheel aa rotates, the opening (14a) provided on the side surface of the wheel α also rotates. When the light emitting device (16a) comes in front of this opening (+4a) 7, it can cause the light receiving device (16b) to receive light. The light receiving device (+6b) repeatedly receives light and does not receive light, and outputs the input as a control device. The control device α counts the light receiving time and non-light receiving time of the light receiving device (+6b) using a timer device (17a), and if it is within a predetermined time, turns the electric blower (2) and the electric motor αl ON.
, outputs to power control circuit 0 to continue.

Next, when the sliding of the floor brush (8) is stopped or the floor brush (8) is lifted in order to move a chair, an ornament, etc., wheel No. 0 stops rotating. At this time.

Since the opening (14a) provided on the side of the wheel aa also stops rotating, the light receiving device (+6b) is connected to the light emitting device (+6a).
The light will continue to be received or not received. The control device receives this output, counts the light receiving state or non-light receiving state for a predetermined time, and then starts the electric blower (
2) and the power control circuit α to turn off the electric motor αO.
Output to 3. After moving the chair, ornament, etc., if you slide the floor brush (8) again, the light receiving device (+6b) will repeat receiving and non-receiving light again, and the control device α will receive this output and send it to the power control circuit. Electric blower (2) and electric motor α in α3
Since it outputs to turn on O, please use the hand switch α each time.
Not only is it convenient because it eliminates the hassle of having to operate one, but it also saves electricity. Also, the control device is a light receiving device (+6b)
After counting the number of times the light has been received by the counting device (+7b), the calculation device (17c) multiplies the counted number by the circumference of the wheel α and calculates the traveling distance of the floor brush (8). Since the calculated value can be outputted to the 9 display device αa and displayed, it can be used as a guide for D cleaning, and when telling children to clean, it is possible to have them clean while having fun.

In the above embodiment, the rotation of the wheel 0 is controlled by the light emitting device (16a
) and a light receiving device (16b), but the same detection can be performed by replacing them with a sound wave generator and a sound wave receiving device, respectively. Alternatively, a mechanical structure may be used to detect the detection, but the means are not limited to this.

In the above embodiment, the electric blower (2) and the electric motor blower are
Although the control is performed so as to turn it off, it may also be controlled to decelerate. Further, only one of them may be controlled, and the control pattern is not limited to this.

In the above embodiment, the sliding of the floor brush (8) on the cleaning surface is detected by detecting the rotation of the wheel.

For example, a vibration sensor or the like may be used to detect the sliding of the floor brush (8) on the cleaning surface.

〔Effect of the invention〕

As described above, according to the present invention, the detection device detects the presence or absence of sliding of the suction part on the cleaning surface and outputs the detected result to the control device, and the control device controls the electric blower. This has the effect of improving operability by eliminating the need to manually control the operation of the electric blower.

In addition, the detection device detects the presence or absence of sliding of the suction part on the cleaning surface and outputs it to the control device, which then controls at least one of the electric blower and the electric motor, so that it can be manually operated during cleaning. This eliminates the need to control the electric blower and motor, resulting in improved operability.

[Brief explanation of drawings]

Fig. 1 is an overall perspective view showing an embodiment of the present invention and a conventional vacuum cleaner, Fig. 2 is a detailed configuration diagram of the suction section of the embodiment shown in Fig. 1, and Fig. 3 is shown in Fig. 1. 4 is a detailed configuration diagram of the suction section of a conventional vacuum cleaner, FIG. 5 is a configuration diagram of main parts, FIG. 6 is a sectional view of main parts, FIG. 7 is a circuit diagram, and FIG. 8 and 9 are operation explanatory diagrams. In the diagram, (1) is the vacuum cleaner body, (2) is the electric blower, (3) is the dust collection chamber, (8) is the suction part, and is the electric motor.
αe is a detection device, and an is a control device. In each figure, the same reference numerals indicate the same or equivalent parts.

Claims (2)

[Claims] (1) A vacuum cleaner body, an electric blower built into the vacuum cleaner body, a dust collection chamber provided upstream of this electric blower, a suction section provided upstream of this dust collection chamber, and a suction section provided upstream of this vacuum cleaner body. A vacuum cleaner comprising: a detection device for detecting the presence or absence of sliding on a surface to be cleaned; and a control device for controlling the electric blower according to the output of the detection device. (2) The main body of the vacuum cleaner, the electric blower built into the main body of the vacuum cleaner, the dust collection chamber provided upstream of this electric blower, the suction section provided upstream of this dust collection chamber, the suction section A rotating brush provided, an electric motor that drives the rotating brush, and a detection device that detects whether or not the suction section is sliding on the cleaning surface. A vacuum cleaner comprising a control device that controls at least one of the electric blower and the electric motor according to the output of the detection device.