KR200219800Y1 - Handle coupling structure of vacuum cleaner - Google Patents

Abstract

The present invention relates to a handle coupling structure of a vacuum cleaner that prevents easy detachment from the cleaner body by a coupling play on a locking projection of a handle fixed to an upper portion of the cleaner body, and face each other inside the handle 18. In the handle coupling structure of the vacuum cleaner in which the coupling boss 18a is formed, and coupling holes 10a are formed at both sides of the main body 10 opposite to each other so that the coupling boss 18a can be fitted.

A key 20 protruding from the engaging boss 18a of the handle 18 is formed, and the coupling hole 10a of the main body 10 coupled to the handle 18 is coupled to the key 20. The groove 22 is formed, but the key 20 and the key groove 22 at the vertical position of the handle 18 are configured to be staggered with each other.

Description

Handle coupling structure of vacuum cleaner

The present invention relates to a handle coupling structure of a vacuum cleaner, and more particularly, to a handle coupling structure of a vacuum cleaner which prevents easy separation from the cleaner body by a coupling gap on a locking projection of a handle fixed to an upper portion of the vacuum cleaner body. It is about.

In general, a vacuum cleaner is a cleaning tool widely used for a broom or a mop dust collecting dust or other foreign matter on the floor with a strong suction force by driving the fan motor, briefly described in Figure 1 as follows: same.

A dust bag (not shown) that collects dust and foreign matters while being sucked by the suction force generated by the driving of a fan motor (not shown) is installed in the main body 10 and the suction end of the main body 10. A guide means is provided for guiding the foreign matter sucked into and connected to the dust bag, and the guide means is connected to the suction end of the main body 10 and is free to move so that the flexible pipe 12 can be switched in any direction. And, it is composed of a flexible tube 14 is freely adjusted in accordance with the user's body and place, the control between the flexible tube 12 and the flexible tube 14 to control the fan motor to adjust the suction force The part 16 is located.

In addition, the end of the expansion pipe 14 is provided with a brush 17 to collect the foreign matter or dust according to the floor state.

On the other hand, the upper portion of the main body 10 is provided with a U-shaped handle 18 so that it can be lifted for the purpose of moving and transporting the vacuum cleaner, this structure will be described in more detail with reference to Figure 1b.

Coupling bosses 18a having a predetermined protruding length are formed at each inner side of the handle 18, and coupling holes 10a coupled by the coupling bosses 18a have an inner side of the main body 10. It is formed to face 18a). On the other hand, in order for the handle 18 to be coupled to the coupling hole 10a of the main body 10, the material of the handle 18 should be formed to have a certain self-elasticity, but since the configuration thereof is limited, the main body 10 and There must be a constant engagement clearance between the handles 18.

When the handle is lifted to move and transport the vacuum cleaner in the conventional handle coupling structure, all the loads of the cleaner are concentrated on the coupling boss of the handle. Accordingly, the coupling boss is coupled to the body by the elasticity of the handle and the coupling clearance. There is a problem that is not located completely perpendicular to the center of the deviation from the coupling hole.

This problem is urgently required because the problem of the vacuum cleaner damage and falling impact leads to the problem of the carrier.

Therefore, the present invention has been devised to solve the above-mentioned problems, the purpose of which is to separate the coupling boss of the handle in order to prevent the handle installed on the upper portion of the cleaner body to be easily separated from the cleaner body by the coupling play. It is to provide a handle coupling structure of the vacuum cleaner to form an auxiliary escape structure.

The present invention devised to achieve the above object, the coupling boss is formed to face each other on the inner side of the handle, the handle coupling structure of the vacuum cleaner formed with coupling holes on both sides of the body opposite to be able to fit the coupling boss In

A key protruding from the coupling boss of the handle is formed, and the coupling hole of the main body coupled to the handle is formed with a key groove that can be coupled with the key, and the key and the key groove are staggered when the handle is vertically positioned. It is configured to be.

In addition, the present invention, in the handle coupling structure of the vacuum cleaner in which the coupling boss is formed to face each other on the inner side of the handle, the coupling hole is formed on both sides of the main body so that the coupling boss can be opposite to each other,

At the end of the coupling boss of the handle to form a wedge-shaped coupling piece that increases in width toward the coupling hole, formed on the coupling piece so that the clearance groove is equally divided so that the elasticity can be applied to the inside, the maximum of the coupling piece The outer diameter has a feature configured to be larger than the inner diameter of the coupling hole coupled thereto.

1 is a perspective view showing a conventional vacuum cleaner.

Figure 2 is a partial cross-sectional view showing a handle coupling structure of a conventional vacuum cleaner.

Figure 3 is a partial cross-sectional view showing one embodiment of the handle coupling structure of the vacuum cleaner according to the present invention.

Figure 4 is a partial cross-sectional view showing another embodiment of the handle coupling structure of the vacuum cleaner according to the present invention.

<Description of the code | symbol about the principal part of drawing>

10: main body, 10a: coupling hole,

12: flexible tube, 14: expansion tube,

16: control, 17: brush,

18: handle, 18a: mating boss,

20: key, 22: keyway,

24: coupling piece, 26: play groove,

Hereinafter, embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

Figure 3 is a partial cross-sectional view showing an embodiment of the handle coupling structure of the vacuum cleaner according to the present invention.

The configuration of one embodiment according to the present invention, the coupling bosses (18a) are formed to face each other on the inner side of the handle 18, on both sides of the body 10 opposite to each other so as to fit the coupling boss (18a) In the handle coupling structure of the vacuum cleaner in which the coupling hole 10a is formed,

A key 20 having a predetermined protruding length is formed on the coupling boss 18a of the handle 18.

In addition, in the coupling hole (10a) of the main body 10 which is coupled to the coupling boss 18a to form a key groove 22 that can be coupled to the key 20, the vertical position of the handle 18 The key key 20 and the key groove 22 are configured to be staggered with each other.

The key 20 formed on the coupling boss 18a of the handle 18 and the key groove 22 formed on the body 10 are coupled to each other when the handle 18 is lying on the body 10. It is preferable to form so that.

On the other hand, Figure 4 is a partial cross-sectional view showing another embodiment of the handle coupling structure of the vacuum cleaner according to the present invention when explaining the configuration as follows.

Coupling bosses (18a) are formed to face each other on the inside of the handle 18, the coupling holes (10a) formed on both sides of the main body 10 so as to be fitted opposite the coupling boss (18a) of the vacuum cleaner In the handle coupling structure,

At the end of the coupling boss 18a of the handle 18, a wedge-shaped coupling piece 24 is formed integrally with the width toward the coupling hole 10a.

On the coupling piece 24, the clearance groove 26 is formed to be equally divided so that the elasticity can be applied to the inside, and the maximum outer diameter of the coupling piece 24 is larger than the inner diameter of the coupling hole 10a coupled thereto. Configure.

Referring to the operation of the present invention configured as described above are as follows.

First, in one embodiment, grasp the handle 18 and open both sides within the range to which self-elasticity is applied.

Subsequently, the fitting boss 18a formed inside the handle 18 is inserted into the coupling hole 10a of the main body 10, and the key 20 of the coupling boss 18a is the key groove 22 of the coupling hole 10a. When the handle 18 is laid down in a horizontal state so that the handle 18 can be fitted into a vertical state, and the vertical direction is set up vertically, the key 20 of the coupling boss 18a and the key groove 22 of the coupling hole 10a are staggered from each other. Will not.

On the other hand, the action in the other embodiment is to hold the handle 18 and open both sides in the range to which self-elasticity is applied.

Thereafter, the coupling boss 18a formed inside the handle 18 is inserted into the coupling hole 10a of the main body 10, and the width of the coupling boss 18a toward the coupling hole 10a toward the inner end of the coupling boss 18a increases. While the wedge-shaped coupling piece 24 is extended, the coupling piece 24 is formed with a clearance angle 26 equally divided so as to have its own elastic force so that the coupling boss 18a is formed in the main body. When the coupling piece 24 larger than the inner diameter of the coupling hole 10a in the process of being fastened to the coupling hole 10a of (10) is tainted by its own elastic force and reaches a complete coupling position, the coupling piece 24 At the same time as it is separated from the coupling hole (10a) and returned to its original position, the locked state is always maintained.

The present invention described above is not limited to the above-described embodiments and drawings, and various substitutions, modifications, and changes can be made without departing from the technical spirit of the present invention. It will be apparent to those who have

When the present invention is applied as described above, the handle can be more easily prevented from being detached by a simple locking structure, which can prevent the damage of the cleaner due to the drop impact and the injury of the worker due to such an impact. It is simple and very essential.

Claims (2)

Coupling bosses 18a are formed to face each other inside the handle 18, and coupling holes 10a are formed at both sides of the main body 10 opposite to each other so as to fit the coupling bosses 18a. In the handle coupling structure, A key 20 protruding from the engaging boss 18a of the handle 18 is formed, and the coupling hole 10a of the main body 10 coupled to the handle 18 is coupled to the key 20. Forming the groove 22, the handle coupling structure of the vacuum cleaner, characterized in that the key (20) and the key groove 22 when the vertical position of the handle 18 is configured to be staggered with each other. Coupling bosses (18a) are formed to face each other on the inside of the handle 18, the coupling holes (10a) formed on both sides of the main body 10 so as to be fitted opposite the coupling boss (18a) of the vacuum cleaner In the handle coupling structure, A wedge-shaped coupling piece 24 is formed at the end of the coupling boss 18a of the handle 18 toward the coupling hole 10a, and self-elasticity is applied on the coupling piece 24 to the inside. The clearance groove 26 is formed to be equally divided so that the maximum outer diameter of the coupling piece 24 is configured to be larger than the inner diameter of the coupling hole (10a) to be coupled to the handle of the vacuum cleaner.