KR200201760Y1 - Connection device of stretch hose in a vacuum cleaner - Google Patents

Abstract

The present invention relates to a stretch hose connecting device of a vacuum cleaner, and the flexible hose applied to the vacuum cleaner is always integrated with the handle part, and the radius of cleaning is added by adding the length of the power cord, the total length of the flexible hose and the suction pipe. Since the length of the flexible hose is limited in a certain range, if the space to be cleaned is wider than the total length of the vacuum cleaner, the body moves together with the power cord to be plugged into a new outlet. There is discomfort. In this case, if there is no outlet at the moving place of the vacuum cleaner, there is a problem in that it is impossible to clean the vacuum cleaner. In this case, a separate power lead wire should be provided.

Therefore, the present invention provides a separate connection means for connecting the well-known stretch hose and the flexible hose which are excellently provided with an increase in the length, while allowing the stretch hose and the handle to be separated from each other. It provides a stretch hose connection device for a vacuum cleaner that secures a wider radius of cleaning through the characteristics of the stretch hose and improves the efficiency of cleaning while eliminating inconveniences caused by the movement of the cleaning space as in the related art. .

Description

Connection device of stretch hose in a vacuum cleaner

The present invention relates to a stretch hose connection device of a vacuum cleaner, and particularly, when the stretch hose is applied to a vacuum cleaner having a flexible hose, the handle hose and the flexible hose are connected as well as the stretch hose and the flexible hose are separated from each other. The present invention relates to a stretch hose connection device for a vacuum cleaner having a connecting means for enabling the vacuum cleaner to be further expanded.

In general, as shown in FIG. 1, the vacuum cleaner includes a cleaner body 1, a suction part 2, and a handle part 4 in which the flexible hose 3 is integrated.

Although not shown in the front of the cleaner body (1) is provided with a dust chamber is installed dust filter, the rear part is provided with a fan motor.

The suction pipe (2) is composed of a plurality of pipes (2a), the handle portion (4) has a structure that is detachably connected to the cleaner body (1) and the suction pipe (2) in an integrated state with the flexible hose (3) Have.

That is, at one end of the flexible hose 3 integrated with the handle 4, a first connecting body 3a fastened by the fastening hole 1a of the cleaner body 1 is integrated. (4) is provided with an insertion hole (not shown) into which the pipe 2a of the suction pipe 2 can be inserted,

After connecting the first connecting body 3a of the flexible hose 3 to the fastening hole 1a of the cleaner body 1 and connecting it, one side of the pipe 2a to the insertion hole of the handle part 4. When the stage is inserted, the assembly of the vacuum cleaner is completed and the use thereof becomes possible.

At this time, the flexible hose 3 which is integrated with the conventional handle 4 has a corrugated pipe form.

Herein, reference numeral 5 denotes a suction brush, and reference numeral 6 denotes a wheel for moving the cleaner.

However, since the flexible hose 3 applied to the conventional vacuum cleaner has a structure that is always integrated with the handle part of the vacuum cleaner, the scope of cleaning is inevitably limited, and it is flexible to broaden the scope of cleaning. After lengthening the length of the sex hose (3) it must be integrated with the handle portion (4) and at this time has a problem that its storage is inconvenient.

That is, in the related art, after the cord of the vacuum cleaner is plugged into an outlet for power supply, the length of the cord and the total length of the flexible hose 3 and the suction pipe 2 (for example, about 8 to 9 m) are cleaned. In this case, since the length of the flexible hose 3 is limited in a certain range, when the space to be cleaned is wider than the total length of the vacuum cleaner, the body 1 of the vacuum cleaner is also used. As you move along, the power cord also has to be plugged back into a new outlet.

In this case, if there is no outlet at the moving place of the vacuum cleaner, there is a problem in that it is impossible to clean the vacuum cleaner. In this case, a separate power lead wire should be provided.

On the other hand, although excellent stretch hose is provided, the stretch hose also has a disadvantage in that it must be integrally connected with the handle portion 4, no matter how long the stretch hose extends to the limit of the stretch Because of this did not effect much.

Accordingly, the present invention for solving the conventional problems as described above, while providing a separate connection means to be used to connect the stretch hose and the flexible hose known in the art to provide an excellent extension of the stretch hose and By allowing the handles to be separated from each other, the extension of the cleaning hose ensures a wider radius (about 15 to 20m) through the characteristic of the stretch hose, which increases the efficiency of cleaning, and occurs as the cleaning space moves as in the prior art. To solve the inconveniences that you have been there is a purpose.

1 is a perspective view of a general vacuum cleaner.

Figure 2 is an exploded cross-sectional view showing the configuration of the stretch hose connection device of the vacuum cleaner as an embodiment of the present invention.

Figure 3 is a side view showing the overall configuration of the vacuum cleaner connected to the stretch hose in one embodiment of the present invention.

Figure 4 is a cross-sectional view showing an extended state of the stretch hose in one embodiment of the present invention.

Description of the main symbols in the drawings

One ; Cleaner body 3; Flexible hose

10; Stretch hose 20; First connecting means

21; Second rocker 21a; First protrusion pressing part

22; First elastic body 30; Second connecting means

31; Fixed tube 32; Hose connector

32a; First fastening protrusion 32b; 1st O-ring

33; First rocker 40; Third connecting means

41; First hose fixing protrusion 42a; 2nd fastening protrusion

42b; Second O-ring 50; Fourth connecting means

51; Second hose fixing protrusion 52; 3rd Rocker

52a; Second projection pressing part 53; Second elastic body

Stretch hose connection device of the present invention vacuum cleaner for achieving the above object,

In a well-known vacuum cleaner which consists of a suction pipe which consists of a cleaner body and many pipes, and a flexible hose and a handle part,

Between the cleaner body and the handle portion is detachably coupled to the known flexible hose and stretch hose so as to provide a wider range of cleaning,

One side end of the handle portion is formed to form a first connection means to be coupled to one end of the stretch hose,

On the other end of the flexible hose is formed a connecting body for coupling with the cleaner body, the one end forms a second connecting means to be coupled to the other end of the stretch hose,

Both sides of the stretch hose is characterized in that it forms a third and fourth connecting means coupled with the first and second connecting means, respectively.

The present invention by the above configuration, through the first to fourth connecting means to extend the detachable stretch hose with excellent extension of the length to the flexible hose of the vacuum cleaner, by connecting the vacuum cleaner and the power cord again It is intended to make cleaning in a large space easy without plugging in.

In this case, the first to fourth connection means are all through-shaped structure, so that even if the flexible hose and the stretch hose can be detachably connected, the dust, which is sucked through the suction brush, can be collected by the dust filter of the dust chamber. For sake.

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

For reference, the drawings referred to below will be described with the same reference numerals for the same parts as in the prior art for convenience of description.

Figure 2 is an exploded cross-sectional view showing the configuration of the stretch hose connection device of the vacuum cleaner in one embodiment of the present invention, Figure 3 is a side view showing the overall configuration of a vacuum cleaner connected to the stretch hose in one embodiment of the present invention, 4 is a cross-sectional view showing an extended state of the stretch hose as an embodiment of the present invention.

As shown in FIGS. 2 to 4, the flexible hose 3 and the stretch hose 10 are separated between the cleaner body 1 and the handle 4 so as to provide a wider range of cleaning. Possibly combined,

The flexible hose 3 is coupled to the cleaner body 1, but the other end of the flexible hose 3 is inserted into the fastening hole 1a of the cleaner body 1 to connect the coupling body 3a. A second connecting means 30 is formed at one end of the flexible hose 3.

The second connecting means 30 is a fixed tube 31 for firmly fixing the flexible hose (3), and covering the fixing tube 31, the first hose on one side circumferential surface to enable the coupling with the stretch hose (10) It comprises a hose connecting pipe (32) having a fastening protrusion (32a) and the first O-ring (32b), and a first locker (33) for firmly coupling the fixed pipe 31 and the hose connecting pipe (32). This is preferable.

One side end of the handle portion 4 to form a first connection means 20 to be coupled to one end of the stretch hose 10,

The first connecting means 20 is a second locker 21 having a first protrusion pressing portion (21a) and the operation of the second locker 21 so that the coupling with the stretch hose 10, the separation is freely made It consists of a first elastic body 22 for generating an elastic force to control.

In addition, coupling and separation of the first and second connecting means 20 and 30 are respectively formed at both ends of the stretch hose 10 extending and coupled between the handle part 4 and the flexible hose 3. To form the third and fourth connecting means 40, 50 easily made,

When the one end of the stretch hose 10 is fastened by the rotation method, the third connection means 40 is easily fastened, as well as a first hose fixing protrusion 41 which prevents detachment. A second fastening protrusion 42a which enables the locking operation of the second locker 21 when inserted into the connecting means 20, and a first lock when the second locker 21 is locked by the second fastening protrusion 42a. A second o-ring 42b is provided on the circumferential surface that provides a seal between the connecting means 20 and the third connecting means 40.

When the other end of the stretch hose 10 is fastened by the rotation method, the fourth connection means 50 allows the fastening to be easily performed, as well as the second hose fixing protrusion 51 for preventing the detachment. A third having a second protruding pressing portion 52a to lock and engage the first fastening protrusion 32a formed on the circumferential surface of the hose connecting tube 32 when the connecting means 30 is inserted, so that the coupling and disconnection can be made freely. The locker 52 and the second elastic body 53 for generating an elastic force to control the operation of the third rocker 52.

When described in more detail with reference to Figures 2 to 4 attached to the operation of the preferred embodiment of the present invention is configured as follows.

First, when cleaning a large space through the vacuum cleaner, the known flexible hose 3 and the stretch hose 10 is detachably coupled between the cleaner body 1 and the handle portion (4).

That is, the connecting body 3a formed at the other end of the flexible hose 3 is inserted into the fastening hole 1a of the cleaner body 1 and fastened.

Thereafter, the second connecting means 30 formed at one end of the flexible hose 3 is inserted into the fourth connecting means 50 formed at the other end of the stretch hose 10.

Here, the second connecting means 30 is a hose connecting pipe 32 and the first locker 33 having a first fastening protrusion 32a and a first O-ring 32b on the fixed tube 31 and one circumferential surface thereof. The fourth connecting means 50 includes a third rocker 52 and a second elastic body 53 having a second hose fixing protrusion 51 and a second protruding pressing portion 52a.

Press the second protrusion pressing portion 52a formed on the fourth connecting means 50 to open the third locker 52, and then connect the hose connecting pipe 32 of the second connecting means 30 to the fourth connecting means ( Insert it into the inside of 50).

Subsequently, when the second protrusion pressing part 52a is released, the third locker 52 is formed on the circumferential surface of the hose connecting pipe 32 while the gap thereof is narrowed according to the elastic action of the second elastic body 53. As the locking operation is performed by the first fastening protrusion 32a, the second connecting means 30 connected to the flexible hose 3 and the fourth connecting means 50 connected to the other end of the stretch hose 10 are made. .

At this time, a first O-ring 32b is formed on one side circumferential surface of the hose connecting tube 32, and the first O-ring 32b is a connection portion of the second and fourth connecting means 30 and 50. Airtightness to prevent air from leaking from inside the tube to the outside.

Here, the other end of the stretch hose 10 has a structure that is coupled to the fourth connecting means 50 in a rotational manner.

That is, the first hose fixing protrusion 41 formed in the fourth connecting means 50 is formed in a spiral shape in the circumference of the cylinder, the other end of the stretch hose 10 along the first hose fixing protrusion 41. The side fixation is made not only by the rotation method, but also prevents its departure.

On the other hand, the first connecting means 20 is formed on one side end of the handle portion 4, the third connecting means 40 is formed on one side end of the stretch hose 10, the first And connecting the third connecting means 40 is completed the connection of the handle portion 4, the stretch hose 10, the flexible hose 3 and the cleaner body (1).

In other words, the first connecting means 20 is formed with a second locker 21 having a first protrusion pressing portion 21a and a first elastic body 22, and the third connecting means 40 has a first The first hose fixing protrusion 41, the second fastening protrusion 42a, and the second O-ring 42b are formed. When the first protrusion pressing portion 21a is pressed, the second locker 21 is opened.

In this case, after inserting the third connecting means 40 into the first connecting means 20 and releasing the first projecting portion 21a, the second locker 21 is applied to the elastic force of the first elastic body 22. As a result, the gap is narrowed and the locking operation is performed to the second fastening protrusion 42a.

In addition, when the second locker 21 is locked by the second fastening protrusion 42a, the sealing property is provided between the first connecting means 20 and the third connecting means 40 by the second O-ring 42b. Bar, it is possible to prevent the leakage of air from inside the tube to the outside.

Therefore, the stretch hose 10 is excellent in the extension of the length as shown in Figure 4 to the flexible hose (3) by the first to fourth connecting means 20, 30, 40, 50 as described above. If you extend the connection, you can easily perform the cleaning of a large space without moving the vacuum cleaner or plugging in the power cord again.

Here, the first to fourth connecting means 20, 30, 40, 50, the rotation direction (for example, 360 degrees) is freely made, the first to fourth connecting means (20, 30) The twisting of the flexible hose 3 and the stretch hose 10, which is extended by the (40) and (50), was prevented.

On the other hand, if you want to clean using a vacuum cleaner in a narrow space, after removing the stretch hose 10 is extended to the flexible hose (3) connected, the flexible hose (3) immediately handles ( It may be used by connecting to the first connecting means 20 formed in 4).

That is, the hose connecting pipe 32 of the second connecting means 30 formed at one side end of the flexible hose 3 has the same diameter as the third connecting means 40,

When the hose connecting pipe 32 is directly inserted into the first connecting means 20, the second locker 21 formed in the first connecting means 20 is the first fastening protrusion 32a of the hose connecting pipe 32. It is easy to clean in a narrow space by locking operation.

Here, the separation of the flexible hose 3 and the stretch hose 10 has a structure easily formed by the first and second protruding pressing portions 21a and 52a.

As described above, the present invention provides a separate connection means for connecting the well-known stretch hose and the flexible hose which are excellently provided with an increase in the length, so that the stretch hose and the handle part can be separated from each other. In order to increase the efficiency of cleaning by securing a wider radius (about 15 to 20m) through the characteristic of the stretch hose that extends long, it is to solve the inconvenience caused by the movement of the cleaning space as in the prior art. .

In the above it was shown and described with respect to a specific preferred embodiment of the present invention. However, the present invention is not limited to the above-described embodiment, and those skilled in the art to which the present invention pertains will be capable of various modifications without departing from the gist of the present invention described in the scope of the utility model registration claims. .

Claims (5)

In a well-known vacuum cleaner which consists of a suction pipe which consists of a cleaner body and many pipes, and a flexible hose and a handle part, Between the cleaner body and the handle portion is detachably coupled to the known flexible hose and stretch hose so as to provide a wider range of cleaning, One side end of the handle portion is formed to form a first connection means to be coupled to one end of the stretch hose, On the other end of the flexible hose is formed a connecting body for coupling with the cleaner body, the one end forms a second connecting means to be coupled to the other end of the stretch hose, Stretch hose connecting apparatus for a vacuum cleaner, characterized in that the third and fourth connecting means formed on both sides of the stretch hose, respectively, coupled with the first and second connecting means. 2. The method of claim 1, wherein the first connecting means comprises: a second rocker having a first protruding press to freely engage and disengage the stretch hose, and a first generating elastic force to control the operation of the second rocker. Stretch hose connection device of the vacuum cleaner, characterized in that it comprises an elastic body. The method of claim 1, wherein the second connecting means, the fixing tube for firmly fixing the flexible hose, and the first fastening protrusion and the first O-ring on one side circumferential surface to be coupled to the stretch hose while covering the fixing tube Stretch hose connecting device having a vacuum cleaner, characterized in that it comprises a hose connecting pipe and having a first locker for firmly coupling the fixed pipe and the hose connecting pipe. According to claim 1, The third connecting means, the first hose fixing protrusion to prevent the separation as well as to facilitate the fastening when one end of the stretch hose is fastened by the rotation method, and the first connecting means A second fastening protrusion enabling locking of the second locker upon insertion, and a second o-ring providing a seal between the first and third connecting means when the second locker is locked by the second fastening protrusion. Stretch hose connection device of the vacuum cleaner, characterized in that further comprises a surface. The method of claim 1, wherein the fourth connecting means, the second hose fixing protrusion to prevent the separation as well as to facilitate the fastening when the other end of the stretch hose is fastened by the rotation method, and the second connecting means A third locker having a second protruding press to freely engage and disengage while locking the first fastening protrusion formed on the circumferential surface of the hose connecting tube when the insertion is made, and generating an elastic force to control the operation of the third locker; Stretch hose connection device for a vacuum cleaner comprising a second elastic body to be configured.