KR970000325Y1 - Pull in-out apparatus of cord for automatic vacuum cleaner - Google Patents

Abstract

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Description

Power cord drawer of automatic vacuum cleaner

1 is a longitudinal sectional view showing a conventional vacuum cleaner.

Figure 2 is a longitudinal cross-sectional view showing a vacuum cleaner with a power cord pull-out device according to an embodiment of the present invention.

Figure 3 is a longitudinal sectional view showing a power cord pull-out device of the automatic cleaner according to an embodiment of the present invention.

4 is a cross-sectional view along the arrow A-A line in FIG.

FIG. 5 is a cross sectional view along the arrow line B-B in FIG. 4; FIG.

Figure 6 is a longitudinal cross-sectional view showing a state of use of the power cord drawer device automatic cleaner according to an embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

1: cleaner body 15: power cord

17: power cord drawing in and out means 19: plug

30: power cord guide means 31: slide member

33: rotating member 35: the first horizontal roller member

37: vertical roller member 39: second horizontal roller member

41: protruding member 51: receiving portion

52: protrusion 53: receiving groove

55, 65: elastic means 60: switching means

61 shaft member 63 rocking member

The present invention relates to a power cord pull-out device of an automatic cleaner in which the power cord drawn out to the main body is smoothly drawn out regardless of the direction of the cleaner.

Conventionally, as shown in FIG. 1, an automatic vacuum cleaner in which a power cord is drawn in and out of a main body is equipped with a motor 3 for generating suction force in the cleaning main body 1, and on the other side of the motor 3, The dust collecting chamber 5 which collects the dust | absorbed suction etc. by the operation | movement of the motor 3 is formed. In addition, a plurality of driving wheels 7 are disposed at the lower side of the dust collecting chamber 5 so as to straighten or rotate the cleaning main body 1, and to support the cleaning main body 1 at the left side of the driving wheel 7. The wheels 9 are disposed, and between the driving wheels 7 and the auxiliary wheels 9, one end thereof is disposed on the bottom surface to be cleaned so as to suck in dust and the like by the suction force according to the operation of the motor 3. The suction brush 13, which is in contact with the other end and connected to the dust collecting chamber 5 via the connecting pipe 11, is disposed. In addition, in the cleaning main body 1, a power cord drawing-out means 17 is arranged to supply power to the inside of the cleaning main body 1 and draw in and out the power cord 15 as necessary. One end of the cord 15 is attached with a plug 19 so as to be electrically connected to a power outlet not shown. In addition, a through hole 21 is formed at one side of the cleaning body 1 so that the power cord 15 passes therethrough.

The conventional vacuum cleaner configured as described above electrically connects the plug 19 to an outlet (not shown), and then operates an operation switch in a control means (not shown), whereby the motor 3 in the cleaning body 1 is driven. A suction force is generated in the dust collecting chamber 5, and foreign substances such as dust on the floor to be cleaned are sucked into the dust collecting chamber 5 through the suction brush 13 and the connecting pipe 11 in this order by the suction force. In this dust collecting chamber 5, only foreign matter such as dust is collected, and the remaining air is discharged into the atmosphere, and cleaning is performed. In addition, the driving wheel 7 is driven under the control of a control means (not shown) by the driving force driven by the motor 3 to move the vacuum cleaner.

When the vacuum cleaner is moved, the power cord 15 is drawn in and out through the through-hole 21 into the power cord drawing-out means 17, and the power is continuously supplied to the vacuum cleaner, thereby automatically cleaning a certain area. All.

By the way, in the conventional vacuum cleaner configured as described above, the automatic vacuum cleaner switches the direction while cleaning so that the through-hole 21 formed in the cleaning main body 1 does not face the outlet disposed on the wall or the like. When the power cord 15 is not drawn in and out of the power cord drawing-out means 17, the automatic cleaner does not run smoothly, or the plug 19 of the power cord 15 is separated from the outlet.

Therefore, the present invention has been made to solve the problems as described above, the object of the present invention is to insert the power cord of the vacuum cleaner that can be smoothly drawn in and out of the power cord inlet means even if the automatic cleaner changes direction. To provide a business trip value.

Power cord drawer device of the automatic cleaner according to the present invention made to achieve the above object is composed of a cleaning main body, a power cord drawer means for supplying power to the inside of the cleaning body and the power cord is drawn in and out as needed; In the automatic vacuum cleaner, the power cord guide means disposed on the upper side of the cleaner body to guide the power cord drawn in and out of the power cord inlet / outlet means, and is formed on the cleaner body to accommodate the power cord guide means. A switching unit, which is operated to protrude the power cord guide means from the accommodating portion, and at the same time as to hold the accommodating portion, and to hold the power cord guide means in the accommodating state. The projecting means of the power cord to protrude from the receiving portion by Characterized in that the elastic means disposed in the receiving portion.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In addition, the same code | symbol is attached | subjected about the part same as the part shown in FIG. 1, and the overlapping description is abbreviate | omitted.

As shown in Figs. 2 to 4, the power supply diagram guide means 30 is provided on the upper side of the cleaning main body 1 to guide the power cord 15 drawn in and out of the power cord drawing-out means 17. It is arranged, the accommodating part 51 is formed in the upper part of the cleaning main body 1 to accommodate the power cord guide means 30, the power cord guide means on the right side of the power cord guide means 30 The switching means 60 which is operated to protrude the power cord guide means 30 from the accommodating part 51 while at the same time acting to hold the 30 in the accommodating part 51 is accommodated. A receiving groove 53 is formed on the right side of the accommodating portion 51 to accommodate the switching means 60, and the accommodating portion 51 controls the operation of the switching means 60. The plurality of power cord guide means 30 to protrude from the receiving portion 51 by There is a resilient means 55 is arranged.

The power cord guiding means 30 slides only up and down in the accommodating portion 51 to be a hollow slide member 31 serving as a vertical passage 311 of the power cord 15 and in the accommodating portion 51. And a slide member which is rotatably coupled to the upper end of the slide member 31 so as to slide up and down at the same time and protrude from the accommodating portion 51 to serve as a horizontal passage 331 of the power cord 15. (33), a first horizontal roller member (35) disposed horizontally so as to be rotated on the bottom surface of the horizontal passage (331) in the rotating member (33) to guide and guide the power cord (15), and the first horizontal roller. Vertical roller members vertically disposed to be rotated in contact with both side walls of the horizontal passage 331 on the left side of the first horizontal roller member 35 to guide the power cord 15 guided by the member 35 horizontally. 37) and a power cord 15 drawn in and out of the rotary member 33; The rotating member 33 to arrange the second horizontal roller member 39 and the second horizontal roller member 39 disposed to be rotated at regular intervals from the opening 333 of the rotating member 33 to the outside. The protrusion member 41 is formed so as to protrude from.

In the above description, the upper end portion of the slide member 31 has a circular passage shape, and the remaining portion has a rectangular passage shape. And the lower end side of the slide member 31, as shown in Figure 5 when the slide member 31 is moved from the receiving portion 51 to the upper portion of the recess of the receiving portion 51 so as to move only a certain distance A protruding jaw 313 that is caught by 511 is formed, and a groove is formed on the outer circumferential surface of the upper end of the slide member 31 such that the rotating member 33 is coupled and rotated.

In addition, the lower end of the rotating member 33 has a circular passage shape to be rotatably coupled to the slide member 31, the right side of the rotating member 33 is accommodated in the vertical passage of the receiving portion 51 It has a shape similar to the square passage of the slide member 31, the left portion of the rotating member 31 has a narrow rectangular passage shape than the right rectangular passage so as to be accommodated in the horizontal passage of the receiving portion (51). And the protrusion formed on the inner peripheral surface of the lower end of the rotating member 33 is rotatably coupled to the groove formed on the outer peripheral surface of the upper end of the slide member 31 so that the rotating member 33 is rotated with respect to the slide member 31. In addition, a protruding jaw 335 is formed on the right outer surface of the rotating member 33 to catch the switching means 60.

In addition, the through shafts of the first horizontal roller member 35, the second horizontal roller member 39, and the vertical roller member 37 support the roller members 35, 37, and 39 so as to rotate smoothly. Each member is excreted.

The accommodating part 51 has a plurality of rectangular passages having different sizes so as to accommodate the outer shape of the power cord guide means 30, and accommodates the slide member 31 of the power cord guide means 30. Protruding plate 52 is disposed to support one end of the elastic means 55 at a plurality of places at the lower end of the corner of the rectangular passage, and the other end of the elastic means 55 is a circular passage and a square of the slide member 31. It is supported by a protrusion formed at the boundary of the passage edge.

The switching means 60 includes a shaft member 61, a rocking member 63 which swings about a central axis of the shaft member 61 so as to be caught and released by the protruding jaw 335 of the rotating member 33; It consists of an elastic means (65) disposed at one end of the rocking means (63) to maintain the rocking member (63) in a state of being caught by the protruding jaw (335) of the rotating member (33).

The operation and effect of the power cord drawer device of the automatic cleaner according to the present invention configured as described above will be described next.

When the power cord guide means 30 is received in the accommodating part 51 and presses the upper right side of the oscillating member 63 of the switching means 60, the oscillating member 63 is moved to the shaft member 65. The projection jaw 335 which is rotated in a clockwise direction about a central axis, and formed on the rotating member 33 of the power cord guide means 30 is released from the restraint of the switching means 60, thereby providing the power cord guide means 30. ) Protrudes from the receiving portion 51 by the elastic force of the elastic means (55). At this time, the projection jaw 313 of the slide member 31 is moved along the groove 511 of the receiving portion 51 is caught by the end of the groove 511, so that the power cord guide means 30 is only a certain distance It protrudes. Then, as shown in FIG. 6, the slide member 31 is caught on the upper portion of the accommodating portion 51 and the rotating member 33 is completely out of the accommodating portion 51.

Therefore, the slide member 31 is constrained to the rectangular passage shape of the accommodating portion 51 and the rotating member 33 can freely rotate with respect to the slide member 31.

Therefore, the first horizontal roller member 35, the vertical roll member 37, and the second horizontal roller member 39 are guided and supported from the power cord lead-out means 17 through the vertical passage 311. When the automatic cleaning device powered by the power cord 15 electrically connected to the outlet disposed on the wall, etc., which is not installed, changes the direction while cleaning, the power cord to rotate from the power cord guide means 30 ( The rotary member 33 also rotates by the rotational force of 15).

Therefore, since the tension increase of the power cord due to the change of direction of the automatic cleaner is eliminated, the power cord 15 is smoothly drawn in and out of the power cord pull-out means 17.

When the automatic cleaner is not used, the rectangular cylindrical shape of the rotating member 33 of the power cord guide means 30 is positioned to match the rectangular passage shape of the accommodating part 51, and then placed in the accommodating part 51. When the power cord guide means 30 is pressed to accommodate the rotating member 33, the protruding jaw 335 of the rotating member 33 is caught by the swinging member 63 of the switching means 60 and the elastic means ( Since the rocking member 63, which is to be rotated counterclockwise around the central axis of the shaft member 61 by the elastic force of 65, maintains the pressing state of the protruding jaw 335, the power cord guide means 30 Is housed in the accommodating part 51.

As described above, the power cord pull-out device of the automatic cleaner according to the present invention is configured such that the rotating member of the power cord guide means is rotatable outside the receiving portion, so that the power cord smoothly moves to the power cord pull-out means even if the vacuum cleaner changes its direction. Since it can be pulled out and pulled out, it is a very practical design that there is no obstacle in the running of the vacuum cleaner and that the plug of the power cord does not come off from the outlet.

Claims (5)

In the automatic vacuum cleaner comprising a cleaning main body (1) and a power cord drawing-out means (17) for supplying power to the inside of the cleaning main body (1) and drawing out a power cord (15) as needed. Accommodating the power cord guide means 30 disposed above the cleaning main body 1 to guide the power cord 15 drawn in and out to the cord draw-out means 17, and the power cord guide means 30; The accommodating part 51 and the accommodating part 51 formed at the upper portion of the cleaning main body 1 and the power cord guiding means 30 are retained in the state accommodated in the accommodating part 51 and the power cord is guided at the same time. A switching means (60) operated to protrude the means (30) from the accommodating portion (51), and the power cord guide means (30) from the accommodating portion (51) by operating the switching means (60). Automatic, characterized in that made of an elastic means 55 to protrude Power cord drawer of vacuum cleaner. According to claim 1, The power cord guide means 30 slides only up and down in the accommodating portion (51) to act as a vertical passage 311 of the power cord 15 and the accommodating portion Sliding up and down in the 51 and at the same time rotatably coupled to the upper end of the slide member 31 so as to rotate after protruding from the receiving portion 51 serves as a horizontal passage 331 of the power cord 15 And a first horizontal roller member 35 horizontally disposed to rotate on a bottom surface of the horizontal passage 331 in the rotary member 33 to guide and support the power cord 15. Vertically disposed vertically to be rotated on both side walls of the horizontal passage 331 on the left side of the first horizontal roller member 35 so as to horizontally guide the power cord 15 supported by the first horizontal roller member 35. Supporting the roller member 37 and the power cord 15 drawn in and out of the rotary member 33 The rotating member 33 to dispose the second horizontal roller member 39 and the second horizontal roller member 39 disposed to be rotated at regular intervals from the opening 333 of the rotating member 33 to the outside. Power cord input and output device for an automatic cleaner, characterized in that consisting of a protruding member (41) disposed to protrude from). According to claim 2, Protruding jaw 313 is formed on the slide member 31 so that the slide member 31 is moved only a predetermined distance when the slide member 31 is moved upward from the receiving portion 51, The receiving portion Power cord draw-out device of the automatic cleaner, characterized in that the groove (511) is formed in the 51 is the projection jaw (313) is slid. 3. The apparatus of claim 2, wherein the rotary member (33) is provided with a protruding jaw (335) to catch the switching means (60). The swinging means of claim 1, wherein the switching means (60) swings about a central axis of the shaft member (61) to be caught and released by the shaft member (61) and the protruding jaw (335) of the rotating member (33). The member 63 and the elastic member 65 disposed on one end of the rocking means 63 to hold the rocking member 63 in the state caught on the protruding jaw 335 of the rotating member 33 Power cord drawer device, characterized in that the automatic cleaner.