KR200157814Y1 - Extention pipe of vacuum cleaner - Google Patents

Abstract

The present invention relates to an extension tube of a cleaner for cleaning by suction force of the driving means, and is easy to assemble when the lead wire constituting the second extension means to the second body pipe to improve productivity. .

The structure of the present invention is the second extension having a first extension means 200 connected to the third lead wire of the suction port to be connected to the power source, and a lead wire connected to the connection portion of the handle member connected to the suction hose. Means 300, and the extension control means 400 is installed to enable the length adjustment of the first and second extension means to move the foreign matter sucked through the first extension means to the suction hose through the second extension means; In the extension tube of the vacuum cleaner comprising the power supply means 500 is fixed to the first and the second extension means so that the power is supplied even when the length of the first and second extension means is made mutually, The lead wire 370 is in close contact with the cathode and the anode antenna 510 of the power supply means, a pair of circular terminals fastened to the second fixed base 320 constituting the second extension means via a screw 340 (371) and this circle A pair of wires 372, one end of which is fixed to the ruler, and a cathode and an anode terminal 373a, which are fixed to the other end of the wire and fitted to the connection portion of the handle member, are integrally insert molded and wrapped in the mold portion 373b. The lead terminal 373 is held by the terminal seating portion 314 of the second body pipe 310 constituting the second extension means.

Description

Cleaner tube

The present invention relates to a vacuum cleaner, and more particularly, to an extension tube of a vacuum cleaner, which is easy to assemble when the lead wire constituting the second extension device is seated on the second body pipe, thereby improving productivity.

In general, as shown in FIG. 1, the vacuum cleaner includes a main body 1 having a suction motor and a dust pack and a power supply device for supplying power therein, and a dust pack of the dust collection pack of the main body 1. The suction hose which guides the flow of dust-containing air to be sucked and the wire connected to the power supply is disposed inside and the handle member 3 formed at the end of the connection part 4 connected to the wire is connected to one end ( 2) and a power brush (not shown) which is rotated by a driving motor to scatter dust through the suction hose 2 and scatters the dust, is disposed inside the third lead wire 6 ) Flows in the air containing dust and foreign matter so that the suction inlet 5 disposed at one end and the air containing the dust and foreign matter sucked through the suction inlet 5 flow to the suction hose 2 side. Guide and remind It consists of an extension tube connected between the suction port 5 and the handle member (3).

Here, as shown in FIGS. 2 to 4, the extension pipe is connected to the third lead wire 6 of the suction inlet 5 so as to smoothly suck the dust in the room so that the power is connected. The second extension device 300 which can be connected to the first extension device 200 and the connecting portion 4 of the handle member 3 connected to the suction hose 2 for guiding the foreign matter to the main body 1. And, so that the foreign material sucked through the first extension device 200 is moved to the suction hose (2) through the second extension device 300 so that the mutual adjustment of the length of the first and second extension devices (200,300) Both ends are fixed to the first and second extension devices 200 and 300 so that power can be supplied even when length adjustment is made between the installed extension control device 400 and the first and second extension devices 200 and 300. Consists of a power supply device 500.

The first extension device 200, the first body pipe 210 in close contact with the suction inlet 5, and the compression spring 220 erected vertically on the upper end of one side of the first body pipe (210) And, the fastening button 230 is installed so as to be rotatable on the upper end of one side of the first body pipe 210 and is elastically supported by the compression spring 220, the compression spring 220 and the fastening button The lower terminal bottom member 240 of a predetermined shape formed of an insulating material and the lower terminal bottom member 240 formed of an insulating material are evacuated so as to be installed to be connected to the third lead wire 6. The terminal connecting member 250 including the lead terminal 251, the wire 252, and the circular terminal 253, and the upper end of the lower terminal bottom member 240, and the one end of the terminal connecting member 250 is seated. The upper bottom member 260 and the first body pipe 210 and The first fixed bottom member 270 formed of an insulating material to fix the other end of the terminal connecting member 250 and the antenna 510 of the power supply device 500 and the first fixed bottom member 270. Screw 280 for fixing the other end of the terminal connecting member 250, and installed so as to operate the fastening button 230 installed in the first body pipe 210 and the compression spring 220 and the lower / Projections 291 coupled to the first body pipe 210 via screws 281 so that the upper terminal bottom members 240 and 260 and the terminal connecting member 250 and the first fixed bottom member 270 are not exposed to the outside. It consists of a first body pipe cover 290 having a).

The first body pipe 210 may include a fastening button seating portion 211 in which the fastening button 230 is rotatably seated, and a bottom member seating portion 212 in which the lower terminal bottom member 240 is seated. And a fixed bottom member seating portion 213 on which the first fixed bottom member 270 is seated, a wire seating portion 214 on which the wire 252 of the terminal connection member 250 is fitted, and the antenna cover An antenna cover seating portion 215 into which one end of 520 is fitted and seated, a sealing member seating portion 216 into which the first sealing member 410 is fitted, and the fixed bottom member seating portion 213 and an antenna cover A quadrangular hole 217 formed between the seating portions 215 and into which the protrusion 291 of the first body pipe cover 290 is fitted, and each of the seating portions are installed, and a third lead wire 6 is provided. Is rotated with the projection 218a to be connected to the lead terminal 251 of the terminal connecting member 250 accommodated in the lower terminal bottom member 240 Support consists of a body 218 with a projection (218b).

In addition, the second extension device 300 is seated at a predetermined position on the upper surface of the second body pipe 310 and the second body pipe 310 connected to the connection portion 4 of the handle member 3 and connected. In addition, the second fixed bottom member 320 formed of an insulating material so that the antenna 510 of the power supply device 500 is fixed, and the antenna 510 is disposed on the second fixed bottom member 320. A lead wire 330 composed of a circular terminal 331 raised to be in close contact with the wire and a lead terminal 333 inserted into and connected to the connection portion 4 of the wire 332 and the handle member 3, and the lead wire 330. And a screw 340 fastened to the end of the antenna 510 to be fixed to the second fixed bottom member 320, and a second fixed bottom member 320 and a lead wire accommodated in the second body pipe 310. A second body pipe cover 350 coupled to the second body pipe 310 so that most of the 330 is not exposed to the outside, and the second body wave It consists of a cover profile (350) with screws (360) for fastening to a second pipe body (310).

Here, the second body pipe 310 may include a reinforcing bent portion 311 into which the power supply device 500 is fitted, and a fixed bottom member seating portion 312 on which the second fixed bottom member 320 is seated. A wire seating portion 313 to which the wire 332 of the lead wire 330 is fitted, a terminal seating portion 314 to which the lead terminal 333 of the lead wire 330 is seated, and the second Two pairs of fastening hook portions 316 formed to face the opposite ends of the body pipe cover 350 to be fastened to the second body pipe 310 and the rotation preventing protrusion 422 of the extension pipe 420 to be described later. The pair of anti-rotation grooves 317 formed on the inner circumferential surface of the place where a predetermined length is entered at the tip end of the side where the reinforcement extremity portion 311 is formed, The lower inclined protrusion 431 of the pipe fix housing 430, which will be described later, is formed in a hole having a diameter larger than the diameter. Consists of; (housing fixed part 318) wojyeo housing fixing part formed to be signed.

In addition, the extension control device 400, coupled to the end of the first body pipe 210 is installed to be sealed to the first sealing member 410 and the second body pipe 310, An extension pipe 420 whose tip is inserted into the first body pipe 210 and fixed by the first body pipe cover 290, and the second body pipe 310 is fitted to the extension pipe 420. Pipe fix housing (430) which is inserted into the inside of the pipe and is seated to guide the extension pipe 420, and is inserted into the rear end of the pipe fixing housing 430, where air is in contact with the extension pipe 420. The second sealing member 440 and the extension pipe 420 to prevent the leakage is prevented from being separated by the extension pipe 420 is prevented from falling by the pipe fixing housing 430 and the second sealing member 440. Ring 450 and the inner surface of the outer circumferential surface of the pipe fixing housing 430 The C-shaped spring 460 attached, the roller seating member 470 in close contact with the pipe fixing housing 430 by the C-shaped spring 460, and the cylinder seated and positioned by the roller seating member 470. Two-way operation knob to be extended to the length of the extension pipe 420 by manipulating the front and rear of the roller 480, the lower end of the first body pipe 310 is hooked to the roller seating member 470 It consists of 490.

The extension pipe 420 is cocked at a predetermined angle to the opposite end of the quadruple through hole 421 into which the projection 291 of the first body pipe cover 290 is fitted. A pair of anti-rotation protrusions 422, a plurality of length adjusting grooves 423 formed along the longitudinal direction in the form of a serrated downward of the quadruple through hole 421, and the rotation of the first body pipe 210 It has a structure with a rotation preventing groove 424 formed to fit in the prevention projection (218b).

The power supply device 500 is a multi-stage antenna 510 which is fixed to both ends of the first and second fixed bottom members (270,320) and is extensible as well as the power supply, and the antenna 510 An antenna cover 520 fixed to the first body pipe 210 and fitted to prevent electric shock, and a screw fastened to fix the antenna cover 520 to the first body pipe 210. It consists of 530.

Therefore, the fastening button seating portion 211 so that the fastening button 230 is elastically rotated by the compression spring 220 that is erected vertically to the front end of the first body pipe 210 constituting the first extension device 200. After seating on the upper terminal bottom member 260, the lead terminal 251 of the pair of terminal connection members 250 to which the third lead wire 6 is reliably connected to the lower terminal bottom member 240 is seated. After fixing it to be seated on the bottom member seating portion 212 of the first body pipe 210 so as not to interfere with the fastening button 230.

Thereafter, the circular terminal 253, which is the other end of the terminal connection member 250, is connected to the first fixed bottom member 270 together with the tip of the antenna 510 constituting the power supply device 500 through the screw 280. After fixing, the first fixed bottom member 270 is seated on the fixed bottom member seating portion 213 of the first body pipe 210 and the wire 252 portion of the terminal connection member 250 is first mounted. It is fixed to the wire seating portion 214 of the body pipe 210.

Next, the antenna cover 520 is inserted into the pair of antennas 510 and fixed to the antenna cover seating part 215 of the first body pipe 210 through the screw 530.

In addition, after the first sealing member 410 is coupled to the sealing member seating portion 216 formed at the rear end of the first body pipe 210, the tip of the extension pipe 420 is fitted to the release preventing ring 450 and In addition, the first sealing member 410 passes through the pipe fixing housing 430 provided with the second sealing member 440, the C-shaped spring 460, the roller seating member 470, and the roller 480. It is inserted into the installed first body pipe 210 to a predetermined depth.

Thereafter, the quadruple hole 217 and the tetragonal through hole 421 of the extension pipe 420 are formed to penetrate the protrusion 291 protruding from the lower portion of the first body pipe cover 290 to the first body pipe 210. In addition to the fitting on the screw 281 is fastened to the body 218 via a medium.

Next, the anti-rotation protrusion 422 cocked at the rear of the extension pipe 420 is inserted in accordance with the second body pipe 310, and the pipe fixing housing 430 fitted to the extension pipe 420 is inserted into the second body. It is inserted and fixed to coincide with the tip of the pipe 310.

After that, the hook portion 491 of the bidirectional manipulation knob 490 inserted from the lower portion of the second body pipe 310 is inserted into the second body pipe 310 to be seated on the roller seating member 470 to be seated. The member 470 can be moved back and forth.

In addition, the antenna 510 and the antenna cover 520 of the power supply device 500 is inserted into the antenna cover guide 315 to be guided through the reinforcement portion 311 of the second body pipe 310 and In addition, the second fixed bottom member 320 is fixed to the second fixed bottom member 320 so as to be in close contact with the pair of ride wires 330 through the screw 340. Settle down.

Thereafter, the wire 332 and the lead terminal 333 of the lead wire 330 are seated on the wire seating portion 313 and the terminal seating portion 314 of the second body pipe 310 and then the second body pipe. The cover 350 is fixed to the fastening hook portion 316 so that the power supply device 500, the lead wire 330, and the second fixed bottom member 320 are not exposed to the outside.

Thereafter, when the two-way operation knob 490 is pushed back and forth and the roller 480 is seated on the escape portion of the roller seating member 470, the extension pipe 420 is separated from the length adjusting groove 423 to extend the pipe. As the 420 is moved out of the second body pipe 310 and moved in, the entire length of the extension tube is stretchable.

At this time, the antenna 510 of the power supply device 500 is stretched in the antenna type according to the change in the overall length of the extension tube is to be energized from the terminal connecting member 250 to the lead wire 330.

In addition, the antenna cover 520 can prevent the safety accident by reducing the electric shock due to the back of the user's hand is in contact with the antenna 510 when the length of the extension tube is increased.

However, the lead terminals 333 of the pair of lead wires 330 constituting the second extension device 300 are separately configured to form the second body pipe 310 constituting the second extension device 300. When seated on the terminal seating portion 314 is assembled one by one, it takes a lot of time due to the assembly there was a drawback that productivity is reduced.

The present invention has been devised to solve the above-described drawbacks, and the lead terminal constituting the lead wire for supplying power has a structure in which the cathode and the anode are insert-molded together so as to be integral with each other, and the terminal seating portion of the second body pipe. It is an object of the present invention to provide an extension tube of a cleaner that is simple to assemble when seated to improve productivity.

1 is an exploded perspective view of a cleaner according to the prior art.

FIG. 2 is an exploded perspective view showing the extension tube of FIG. 1. FIG.

3 is a cross-sectional view taken along the line A-A of FIG.

4 is a main portion perspective view showing the extension pipe of FIG.

5 is a perspective view showing the lead wire of the second extension device according to the present invention.

* Explanation of symbols for main parts of the drawings

1: main body 2: suction hose

3: handle member 4: connection part

5: suction port 6: third lead wire

200: first extension device 210: first body pipe

220: compression spring 230: fastening button

250: terminal connecting member 251: lead terminal

252: wire 253: round terminal

280: screw 290: first body pipe cover

300: second extension device 310: second body pipe

312: fixed bottom member seating portion 313: wire seating portion

314: terminal seating portion 320: second fixed bottom member

340: screw 350: second body pipe cover

360: screw 370: lead wire

400: extension control device 500: power supply device

510: antenna

The present invention for achieving the above object, the first extension device which is connected to the third lead wire of the suction port to be able to suck the dust in the room smoothly connected to the power source, and guides the foreign matter to the main body A second extension device having a lead wire installed to be connected to a connection portion of the handle member connected to the suction hose, and a first unit to move foreign substances sucked through the first extension device to the suction hose through the second extension device; The extension device is installed so that the length of the second extension device can be adjusted to each other, and both ends are connected to the first and second extension devices so that power can be supplied even when the length of the first and second extension devices is adjusted. In the extension tube of the cleaner consisting of a fixed power supply device, the lead wire is in close contact with the negative and positive antennas of the power supply device via a screw A pair of circular terminals fastened to the second fixed bottom member constituting the extension device, a pair of wires having one end fixed to the circular terminal, a cathode fixed to the other end of the wire and fitted to the connection portion of the handle member; The anode terminal is integrally formed by insert molding and is wrapped in a mold, and comprises a lead terminal configured to be seated on the second terminal seating portion of the second body pipe constituting the second extension device.

Hereinafter, an embodiment of a cleaner according to the present invention will be described in detail with reference to the accompanying drawings.

5 is a perspective view showing the lead wire of the second extension device according to the present invention, the same reference numerals are attached to the same parts as in FIGS.

The present invention, the second body pipe 310 is inserted into the connection portion 4 of the handle member 3, and the power supply device 500 while being seated in a predetermined position on the upper surface of the second body pipe 310 The second fixed bottom member 320 formed of an insulating material to fix the antenna 510 of the antenna, and the circular terminal raised to be in close contact with the antenna 510 disposed on the second fixed bottom member 320. And a lead wire composed of a lead terminal inserted into and connected to the connecting portion 4 of the handle member 3, and a screw fastened so that the end of the lead wire and the antenna 510 are fixed to the second fixed bottom member 320. 340 and the second body pipe cover 350 coupled to the second body pipe 310 so that most of the second fixed bottom member 320 and the lead wire accommodated in the second body pipe 310 are not exposed to the outside. ) And screws for fastening the second body pipe cover 350 to the second body pipe 310. In the second extension device 300 formed of 360, the lead wire 370 is in close contact with the cathode and anode antenna 510 of the power supply device 500, the second through the screw 340 A pair of circular terminals 371 fastened to the fixed bottom member 320, a pair of wires 372 having one end fixed to the circular terminal 371, and a handle member fixed to the other end of the wire 372. A lead terminal 373 in which a negative electrode and a positive terminal 373a inserted into the connecting portion 4 of (3) are integrally insert molded and wrapped in a mold portion 373b to be held by the terminal seating portion 314 to be seated. Consists of

Therefore, the lead terminal 373 can be seated at a time unlike the conventional terminal mounting portion 314 of the second body pipe 310 constituting the second extension device 300, the lead terminal 373 The assembly time to assemble is shortened.

As described above, according to the present invention, the lead terminals constituting the lead wire for supplying power are inserted and molded together with the negative electrode and the positive electrode, so that the assembly is easy when the second body pipe is seated on the terminal seating portion, thereby improving productivity. It can be effective.

Although one specific embodiment of the present invention has been described in detail above, the present invention is not limited thereto, and those skilled in the art may make various changes and modifications based on the technical idea of the present invention.

Claims (1)

A first extension device connected to a third lead wire of a suction port which can smoothly suck dust in the room, and a power supply connected thereto, and a connection part of the handle member connected to a suction hose for guiding foreign substances to the main body. A second extension device having a lead wire installed so as to be possible, and the length of the first and second extension devices can be mutually adjusted so that foreign matter sucked through the first extension device is moved to the suction hose through the second extension device. In the extension tube of the vacuum cleaner comprising an extension control device installed and a power supply device fixed to the first and second extension devices so that the power is energized even when the length adjustment between the first and second extension devices is made. The lead wire is in close contact with the cathode and anode antennas of the power supply device, and is connected to the second fixed bottom member constituting the second extension device via a screw. A pair of circular terminals, a pair of wires having one end fixed to the circular terminal, and a cathode and an anode terminal fixed to the other end of the wire and fitted to the connection part of the handle member are integrally insert molded and wrapped in the mold part. Extension pipe of the cleaner, characterized in that the lead terminal is configured to be seated on the second terminal seating portion of the second body pipe constituting the second extension device.