KR20050057909A - An assembly device of reducing speed in accessary cover for vaccum cleaner - Google Patents

Abstract

The present invention relates to an accessory cover rotation reduction structure of a vacuum cleaner in which a plurality of deceleration ribs are formed. The accessory cover rotation reduction structure according to the present invention includes an accessory cover 140 that protects the accessory seating portion 130 in which a plurality of accessories are stored, and pivots one end thereof with an axis; It comprises a deceleration means for reducing the rotational speed of the accessory cover (140); The deceleration means includes a cover protrusion 142 protruding from one side of the accessory cover 140; The accessory seating portion 130 has a configuration including a reduction rib 103a ', 103b', 103c 'protruding laterally on one side. The cover protrusion 142 and the deceleration ribs 103a ', 103b', and 103c 'are composed of a plurality, and the upper deceleration rib 103a' has a larger protrusion height than the lower deceleration rib 103b '. It is characterized by having. According to the present invention as described above, there is an advantage in that the closing speed of the accessory cover of the vacuum cleaner can be softer and more closed.

Description

Vacuum cleaner accessory cover deceleration structure {An assembly device of reducing speed in accessary cover for vaccum cleaner}

The present invention relates to a vacuum cleaner, and more particularly, to an accessory cover rotational deceleration structure of a vacuum cleaner having a separate deceleration rib in contact with a cover protrusion protruding from one side of the accessory cover.

In general, the vacuum cleaner is a device that generates a strong suction force in the cleaner body to force the suction of the ground dust through the suction nozzle body to perform the cleaning, and in recent years it is spread in most general households, especially carpet and sofa cleaning The need for a vacuum cleaner having a strong suction force is increasing as a necessity.

1 shows an example of a vacuum cleaner having a relatively strong suction force. As shown therein, the vacuum cleaner has a main body 2 in which a plurality of parts are built, a suction nozzle body 4 through which air including foreign matter is sucked from the outside, and a length adjustment at one end of the suction nozzle body 4. The extension tube 6 is installed to enable this, and one end of the extension tube 6 and the connection hose 8 is formed flexibly so that the inside of the main body 2 communicates with each other.

Inside the main body 2, a fan motor (not shown) is built in which a suction force is generated by forming a vacuum. Then, a filtering device (not shown) for filtering the foreign matter contained in the inhaled air is provided in the second half, and a pair of wheels 2a are installed below the main body 2 so that the cleaner main body 2 is desired. It makes it easy to move to a location.

On the other hand, the upper surface of the main body 2, as shown in Figure 2, the accessory seating portion 10 is formed, a number of small suction inlet and the like called the accessory is seated.

An upper part of the accessory seating portion 10 is provided with an accessory cover 12 for shielding the upper surface of the accessory seating portion 10, the rear end of the accessory cover 12 is the rear end of the accessory seating portion (10) It is hinged and serves to support the accessory cover 12 to stand vertically when opened.

On the rear side of the hinge coupling part 13, that is, the upper surface of the accessory seating part 10, an opening holding rib catching jaw 15 is formed to maintain and support an open state when the accessory cover 12 is opened. The open retaining rib catching jaw 15 corresponds to the cover protrusion 14 formed at the rear end of the accessory cover 12 to maintain the accessory cover 12 in an open state.

In addition, the front end of the accessory seating portion 10 is provided with an accessory button 16 for fixing the front end of the accessory cover 12. A locking groove (not shown) is formed at the rear end of the accessory button 16, and a locking protrusion (not shown) formed on the bottom surface of the accessory cover 12 is fixed to the locking groove.

The rear of the main body 2 is provided with a power button (not shown) and a cord reel button 22 for turning on / off the power and used to move the main body 2 ( 17 is hingedly coupled to the main body 2 side.

However, the above conventional technologies have the following problems.

The various accessories are generally stored in the accessory seating portion 10 which can be opened and closed up and down at the upper end of the body base 2b, and when the user uses a vacuum cleaner, the various accessories can be easily changed and used as necessary. Again, repeat the process of storing in the accessories seat 10.

When the various accessories are to be exchanged as described above, the cover protrusion 14 formed at the rear end of the bottom cover of the accessory cover 12 in the process of opening and closing the accessory cover 12 corresponds to the opening retaining rib 15 corresponding thereto. If out, the accessory cover 12 is rotated quickly. Therefore, when the closing speed of the accessory cover proceeds quickly, there is a problem in that a '쾅' noise is severe when closing, and the hand may be injured by being strongly closed.

An object of the present invention for solving the above problems is to provide an accessory cover rotation reduction structure of the vacuum cleaner to reduce the rotational speed of the accessory cover by a separate locking projection.

In order to achieve the above object, the accessory cover rotation deceleration structure of the vacuum cleaner according to the present invention includes: an accessory cover which protects an accessory seating portion in which a plurality of accessories are stored, and rotates one end by an axis; It characterized in that it comprises a deceleration means for reducing the rotational speed of the accessory cover.

The deceleration means may include a cover protrusion protruding from one side of the accessory cover; Characterized in that it comprises a deceleration rib protruding laterally on one side of the accessory mounting portion.

The cover protrusion and the deceleration rib are characterized in that composed of a plurality.

The plurality of cover protrusions and the deceleration ribs are paired and characterized in that they sequentially interfere with each other according to the rotation of the accessory cover.

In addition, the plurality of deceleration ribs are characterized in that the lateral protrusion height is different.

In addition, the plurality of deceleration ribs are characterized in that the upper deceleration rib has a higher protrusion height than the lower deceleration rib.

According to the present invention, it is possible to reduce the impact noise by reducing the falling speed of the vacuum cleaner accessory cover, there is an advantage that the risk of safety accidents due to the rapid fall of the accessory cover can be prevented.

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

3 is a perspective view of the main body of the accessory cover of the vacuum cleaner according to the embodiment of the present invention is opened, Figure 4 is an enlarged portion of the main body showing the open state of the accessory cover of the vacuum cleaner according to the embodiment of the present invention A perspective view is shown.

As shown in these figures, the vacuum cleaner main body 100 according to the present invention is provided with a plurality of parts, the lower surface of the main body 100 is composed of a body base 110 to form a lower appearance. In the first half of the upper surface of the body base 110, a dust collecting chamber (not shown) is formed in which dust such as dust in the air is collected, and the dust collecting chamber includes a dust collecting bag (not shown). A filtering assembly (not shown) is built in.

At the rear of the main body 100, a moving handle 160 for facilitating the movement of the main body 100 is hinged to the side surface of the main body 100. The moving handle 160 is the main body 100. It is easily utilized for long distance travel of).

In addition, a pair of moving wheels 150 are formed at the left and right ends of the rear end of the body base 110 to guide the movement of the main body 100, and the center wheel of the first half of the body base 110 is rotatable. (Not shown) is provided to easily guide the moving direction of the main body 100.

The front of the body base 110 is formed with a hose coupling portion 105 to which one end of the connection hose (not shown) is inserted and coupled. That is, the hose coupling portion 105 is formed in a shape corresponding to the lower end of the body coupling portion (not shown) formed at one end of the connection hose to be described below, the hose coupling portion 105 in the filter cover An air suction hole 106 penetrating through the 120 is formed. Air passing through the connection hose through the air suction hole 126 is sucked into the main body 100.

The upper surface of the filter cover 120 is formed with an accessory mounting portion 130 consisting of a plurality of recessed grooves, and there are a plurality of small suction ports such as brush inlet 132 or gap inlet 134, such as accessories The dust indicator 136 which shows the amount of dust collection, such as dust, is seated.

An upper portion of the accessory seating portion 130 is provided with an accessory cover 140 for shielding the upper surface of the accessory seating portion 130, the rear end of the accessory cover 140 is at the rear end of the upper surface of the filter cover 120 Hinged. The hinge coupler 141 is supported so that the accessory cover 140 is vertically opened when the accessory cover 140 is opened.

Open hinge rib engaging jaw 103 is formed at the side of the hinge coupling part 141, more specifically, at the rear end of the accessory seating part 130 to maintain and support an open state when the accessory cover 140 is opened. . The open retaining rib engaging jaw 103 is formed to protrude on the upper surface of the rear end of the accessory mounting portion 130, and is bent downward of the support end 143 on which the hinge coupling portion 141 is injection molded into a substantially rectangular shape. Refers to the tip.

The open retaining rib engaging jaw 103 corresponds to a cover protrusion 142 formed at a rear end of the accessory cover 140 to be described below, and maintains the accessory cover 140 in an open state.

The cover protrusion 142 protrudes downward from the bottom of the accessory cover 140 at the rear end of the accessory cover 140, and more specifically, at the rear end of the accessory cover 140. Then, a predetermined jaw (not shown) is formed on the side surface of the cover protrusion 142 so as to be in contact with the opening holding rib engaging jaw (103).

The cover protrusion 142 formed at the rear end of the accessory cover 140 has a first cover protrusion 142a close to the right hinge coupling portion 141a when the hinge coupling portion 141 is viewed from the front. The second cover protrusion 142b is formed on the right side of the first cover protrusion 142a. The third cover protrusion 142c is formed at the left hinge coupling portion 141b.

The front end portions of the support ends 143 on which the hinge coupling portions 141 are formed on the rear surface of the accessory seating portion 130 are supported by the first, second and third cover protrusions 142a, 142b, and 142c. Corresponding to the first opening holding rib 103a, the second opening holding rib 103b and the third opening holding rib 103c are formed in a right angle shape that is roughly bent downward. do.

Accordingly, the jaw (not shown) protruding from the side surface of the cover protrusion 142 and the front end portion of the support end 143, that is, the opening and holding rib engaging jaw 103 contact each other, Will remain open.

The first deceleration rib 103a ′ is formed to protrude laterally from the side surface of the support end 143 on which the hinge coupling part 141 is supported, that is, below the first opening holding rib 103a. do. In addition, a second deceleration rib 103b 'is formed under the second opening and holding rib 103b corresponding to the second cover protrusion 142b to protrude laterally as described above.

In addition, a third deceleration rib 103c ′ is protruded laterally under the third opening and closing rib 103c corresponding to the third cover protrusion 142c. The first, second and third deceleration ribs 103a ', 103b' and 103c 'correspond to the first, second and third cover protrusions 142a, 142b and 142c, respectively. When they rotate, they come in contact with each other.

Particularly, the lateral protrusion heights of the first, second, and third reduction ribs 103a ', 103b', and 103c 'are preferably smaller as they go downward. That is, when the accessory cover 140 is rotated to the upper end of the accessory seating portion 130 in the open state, the first cover protrusion 142a first contacts the first deceleration rib 103a ', and subsequently the first The second cover protrusion 103b 'is made smaller so as to descend downward to sequentially reach the second deceleration rib 142b, and then the third cover protrusion 103c' sequentially contacts the third deceleration rib 142c. do.

More specifically, the lateral protrusion height of the first deceleration rib 103a 'is formed to be smaller than the opening holding rib locking jaw 103 and is formed below the opening holding rib locking jaw 103. The second deceleration rib 103b 'is formed to be smaller than the lateral protrusion height of the first deceleration rib 103a', below the first deceleration rib 103a ', and the third deceleration rib 103c'. ) Is formed smaller than the lateral protrusion height of the second deceleration rib (103b '), it is more preferably formed below the second deceleration rib (103b').

On the other hand, the front end of the accessory mounting portion 130 is provided with an accessory button 135 for fixing the front end of the accessory cover 140. The accessory button 135 is hinged to the distal end of the accessory mounting portion 130, such a hinge spring (not shown) is further provided with a compression spring (not shown) of the accessory button 135 It acts to push the rear end upwards.

And, the rear end of the accessory button 135 is formed with a locking groove (not shown), the locking groove (not shown) formed on the bottom surface of the accessory cover 140 is hooked to the accessory cover The tip of the 140 is fastened to the filter cover 120. That is, when the front end of the accessory cover 140 is lowered, the locking projection is hooked to the locking groove to close the accessory cover 140, and when the rear end of the accessory button 135 is pressed, the locking projection is separated from the locking groove. The accessory cover 140 is opened.

The front end of the accessory cover 140 is formed to be rounded forward approximately, and the upper surface central portion is provided with a see-through window 146 that can see the state of the dust indicator 136 to be described below.

The see-through window 146 is preferably made of a transparent material so as to see the inside of the accessory cover 140 from above the main body 100, the user through the see-through window 146, the dust indicator mounted therein The state of 136 can be seen.

In addition, a switch button (not shown), a cord reel button C, and a moving handle 160 are provided at the rear of the upper surface of the main body 100. That is, a switch button for turning on / off the power flowing into the main body 100 is installed, and the cord reel button C enables the user to arbitrarily adjust the length of the power cord (not shown). ) Is installed, and each of these buttons is equipped with a compression spring to guide the up and down flow of the button. Then, the movement handle 160 is hinged to the side of the main body 100 is to hold and move upright when moving the main body 100.

Hereinafter, the operation of the accessory cover rotational deceleration structure of the vacuum cleaner having the configuration as described above will be described.

First, referring to the operation of the vacuum cleaner employing the accessory cover rotational deceleration structure as described above, a motor (not shown) installed inside the main body 100 by application of power through the power cord (not shown). ) Rotates, and the suction force is generated by the rotation of the motor, the outside air flows through the suction nozzle body (not shown).

When the outside air flows through the suction nozzle body, foreign substances such as dust on the indoor floor are sucked together, and the air containing such foreign substances passes through the extension pipe (not shown) and the connection hose (not shown). It is introduced into the main body 100. In addition, foreign matters in the air introduced into the main body 100 are accumulated in the dust collecting bag (not shown) while passing through the dust collecting chamber (not shown) provided in the main body 100.

The air filtered while passing through the dust collecting chamber cools the motor while passing through the motor provided under the body cover (not shown), and then exhaust grill portion (not shown) of the exhaust cover (not shown). Through the exhaust.

At this time, the air passing through the motor is discharged to the rear through the exhaust hole (not shown) formed in the filter seat (not shown) of the exhaust cover (not shown) in the exhaust filter (not shown) Finally, foreign matter is filtered out. Therefore, the air sucked through the main body 100 is purified and returned to the indoor space.

Then, after cleaning the floor of the room and the like through the suction nozzle body (not shown), the suction nozzle body is removed from the extension pipe (not shown) as necessary, and other accessories are attached to clean the corners. You will need to do

In this case, the accessory stored in the accessory seating unit 130 is taken out and replaced with the suction nozzle body. That is, pressing the rear end of the accessory button 135 formed on the front end of the accessory mounting portion 130, the engaging projection (not shown) formed on the bottom surface of the accessory cover 140 of the accessory button 135 The accessory cover 140 is opened from the locking groove (not shown).

When the accessory cover 140 is opened, the support protrusion (not shown) in a state of being in close contact to prevent the left and right flow of the accessory cover 140 is a projection support groove at the inlet side of the accessory seating portion 130. It will deviate upward from (not shown). As such, when the rear end of the accessory button 135 is pressed, the front end of the accessory cover 140 is rotated upward to maintain the vertical state.

As such, after opening the accessory cover 140, necessary accessories such as a brush suction hole 132 or a gap suction hole 134 are removed and mounted on the extension tube according to a purpose.

Then, the accessory cover 140 is closed, which is possible by a user simply pulling forward the upper surface of the front end of the accessory cover 140. At this time, the accessory cover 140 is rotated, and when the user pulls the front end surface of the accessory cover 140 forward, the cover projection 142 of the rear end of the accessory cover 140 is the accessory seating part Falling while leaving the opening holding rib engaging jaw 103 of 130.

In particular, since the cover protrusion 142 is out of the opening holding rib engaging jaw 103, the falling speed of the accessory cover 140 proceeds quickly. The cover protrusion 142 is stepped on the dropping speed of the accessory cover 140, that is, the rotation speed of the accessory cover 140 by the plurality of reduction ribs 103a ′, 103b ′, and 103c ′. The rotation speed of the accessory cover 140 is reduced.

When the accessory cover 140 is rotated to the upper side of the accessory mounting portion 130, a jaw (not shown) protruding from the side surface of the cover protrusion 142 is outside the opening holding rib engaging jaw 103 First, the first deceleration ribs 103a 'are first touched, followed by the second deceleration ribs 103b' and then the third deceleration ribs 103c '.

Therefore, as the first cover protrusion 142a rubs against the first deceleration rib 103a ', the rotational speed of the accessory cover 140 is primarily reduced, and the first cover protrusion 142a is the first cover protrusion 142a. The rotation speed of the accessory cover 140 proceeds rapidly while leaving the first deceleration rib 103a '.

Then, as the second cover protrusion 142b rubs against the second deceleration rib 103b ', the rotation speed of the accessory cover 140 is decreased again, and the second cover protrusion 142b is made of the second cover protrusion 142b. From the second deceleration rib 103b ′, the rotation speed of the accessory cover 140 proceeds again quickly.

Finally, as the third cover protrusion 142c rubs against the third deceleration rib 103c ′, the falling speed of the accessory cover 140, ie, the rotational speed, is significantly reduced.

The accessory cover 140 that is rotated by the above process, the front end of the accessory cover 140 is lowered below a predetermined portion, and then a projection (not shown) formed on the bottom surface of the accessory cover 140 is the accessory button. It is inserted into the locking groove (not shown). In this case, the accessory cover 140 is completely closed.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention may be made by those skilled in the art within the above technical scope.

For example, in the above embodiment, the cover protrusion 142 at the rear end of the accessory cover 140 and the hinge end 141 of the support end 143 at the rear end of the upper surface of the accessory seating part 130 may be formed. Although the second and third reduction ribs 103a ', 103b', and 103c 'are configured to reduce the rotation speed of the accessory cover 140, the speed reduction ribs 103a', 103b ', and 103c' are not. A plurality of deceleration ribs are formed, or the deceleration ribs 103a ', 103b', 103c ', which are rubbed step by step toward the lower side, are formed as one deceleration rib, and induce continuous friction, so that smoother rotation is achieved. Of course it is possible to make it.

Accessory cover rotation reduction structure of the vacuum cleaner according to the present invention as described in detail above, so as to form a jaw and a deceleration rib protruding laterally on the cover projection of the rear end of the accessory cover and the opening holding rib engaging jaw of the hinge support portion. It was.

Therefore, the fall speed is reduced when the accessory cover is rotated, it is possible to reduce the impact noise, it is possible to prevent the safety accident, that is, the risk of injury to the hand due to the rapid fall of the accessory cover can be used safely by the user have.

In addition, the accessory cover can be rotated more slowly, thereby reducing the impact on the accessory cover, thereby prolonging the life of the vacuum cleaner accessory cover, enabling the consumer to use the vacuum cleaner for a longer period of time. Reliability can also be increased in selecting a cleaner, which is expected to improve the product purchase desire.

1 is a perspective view showing a conventional vacuum cleaner.

Figure 2 is a perspective view of a conventional vacuum cleaner accessory cover is open.

Figure 3 is a perspective view showing the main body of the accessory cover of the vacuum cleaner employed in the embodiment of the present invention opened.

Figure 4 is an enlarged perspective view of a part of the main body showing the open state of the accessory cover of the vacuum cleaner employed in the embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100. ..... Main body 103. ..... Opening retaining rib 103a '. ..... 1st reduction rib 103b '. ..... 2nd reduction rib 103c '. ..... 3rd reduction rib 106. ..... Air suction hole 110. ..... Body base 120. ..... Filter cover 130. ..... Accessory mounting part 132. ..... Brush inlet 134. ..... Crevice inlet 135. ..... Accessory button 136. ..... Dust indicator 140. ..... Accessory cover 141. ..... Hinge Coupling 142. ..... Cover protrusion 143. ..... Supporting end 146. ..... Viewing window 150. ..... Wheel 160. ..... Hand grip C. .. ... Code Reel Button

Claims (6)

An accessory cover which protects an accessory seating portion in which a plurality of accessories are stored and rotates one end by an axis; The accessory cover rotation reduction structure of the vacuum cleaner, characterized in that it comprises a deceleration means for reducing the rotational speed of the accessory cover. The method of claim 1, wherein the deceleration means, A cover protrusion protruding from one side of the accessory cover; Accessory deceleration structure of the vacuum cleaner, characterized in that it comprises a deceleration rib protruding laterally on one side of the accessory seating portion interferes with the cover projection. The method of claim 2, wherein the cover protrusion and the reduction rib, Accessory deceleration structure of the accessory cover of the vacuum cleaner, characterized in that composed of a plurality. The method of claim 2 or 3, wherein the plurality of cover protrusions and the deceleration ribs, The accessory cover rotation reduction structure of the vacuum cleaner, characterized in that the pair is sequentially interfered with each other in accordance with the rotation of the accessory cover. The method of claim 4, wherein the plurality of reduction ribs, Accessory deceleration structure of the accessory cover of the vacuum cleaner, characterized in that the lateral protrusion height is different. The method of claim 5, wherein the plurality of reduction ribs, An accessory cover rotation reduction structure of a vacuum cleaner, characterized in that the upper deceleration rib has a larger protrusion height than the lower deceleration rib.