KR102628394B1 - Drainage for sink bowl - Google Patents

Abstract

The present invention relates to a drain installed in the drain hole of a sink bowl. More specifically, a simple fastening ring with a pre-fastened tightening ring is easily and quickly fastened to the main body, and then the sink bowl is removed by rotating the tightening ring a few turns in the forward direction. It relates to a drain for a sink bowl that can be tightened and fixed, and can be separated by rotating the tightening ring a few turns in the reverse direction.
A drain for a sink according to the present invention includes a drain that is inserted into the drain hole of the sink, a flange that is connected from the top of the drain to the outside and hangs on the bottom of the sink, and a plurality of flanges that protrude radially on the outer periphery of the upper side of the drain. A main body including a locking piece; A ring body, a screw thread formed on the outer periphery of the ring body, a plurality of insertion portions formed radially on the inner periphery of the ring body into which the locking piece is inserted, and adjacent to the insertion portion on the inner periphery of the ring body. a simple fastening ring that protrudes as radially as possible and includes a locking portion that is caught by the locking piece; A tightening ring is formed on the inner periphery to be screwed to the thread of the simple fastening ring, thereby tightening and fixing the flange of the main body and the sink ball.

Description

Drainage for sink bowl}

The present invention relates to a drain installed in the drain hole of a sink bowl. More specifically, a simple fastening ring with a pre-fastened tightening ring is easily and quickly fastened to the main body, and then the sink ball is removed by rotating the tightening ring a few turns in the forward direction. It relates to a drain for a sink bowl that can be tightened and fixed, and can be separated by rotating the tightening ring a few turns in the reverse direction.

The sink bowl provided in the sink is used to wash food, fruits, vegetables, etc. by storing or discharging water.

A drain hole is formed in the sink to discharge water, and a drain hole is installed in the drain hole to temporarily store water and then discharge it so that debris generated during washing is collected without being discharged along with the water.

Conventional technologies related to sink drains include Public Utility Model No. 20-2012-0006884 “Sink Drain Body” and Public Patent No. 10-2012-0055091 “Sink Drain”.

As seen in the prior art, the drain for a sink includes a main body that is inserted into the drain hole of the sink bowl and a tightening ring that is screwed on the outer periphery of the main body to tighten and secure the sink ball with the flange of the main body.

For the drain, the main body of the sink is inserted into the drain hole, and the tightening ring is screwed to the main body at the bottom of the sink.

The lower cabinet of the sink is so narrow that the worker cannot insert his or her body into it, so the tightening ring is screwed to the outer periphery of the main body by hand while looking at the inside of the sink lower cabinet from the outside.

At this time, the tightening ring must be level so that the threads of the tightening ring and the threads of the main body match so that they can be screwed together. It is easy to place the tightening ring horizontally and ensure that the threads of the tightening ring and the main body match just by feeling with your hands. not. Therefore, when fastening the main body and the tightening ring, attempts to match their threads are often repeated several times.

In order to prevent the tightening ring from being easily separated from the screw-connected body, the upper and lower length of the threads of the main body must be at least 1 cm, and the tightening ring must be rotated about 10 turns or more to secure the sink ball together with the flange of the main body. do. In other words, it takes a lot of time to tighten or loosen the tightening ring when installing or dismantling a drain.

The present invention was developed to solve the problems of the sink bowl drain according to the prior art. There is almost no risk of failure when attempting to connect the tightening ring, the simple fastening ring is easily and quickly fastened to the main body, and the tightening ring is easily and quickly fastened to the main body. The purpose is to provide a drain for a sink bowl that can tighten and secure the sink bowl or separate the tightening ring from the main body by simply rotating it 2-3 turns.

In this way, the drain for the sink according to the present invention to achieve the problem is

A main body including a drain tank inserted into the drain hole of the sink, a flange connected from the top of the drain bowl to the outside and caught at the bottom of the sink, and a plurality of locking pieces protruding radially from the upper outer periphery of the drain bowl;

A ring body, a screw thread formed on the outer periphery of the ring body, a plurality of insertion portions formed radially on the inner periphery of the ring body into which the locking piece is inserted, and adjacent to the insertion portion on the inner periphery of the ring body. a simple fastening ring that protrudes as radially as possible and includes a locking portion that is caught by the locking piece;

A tightening ring is formed on the inner periphery to be screwed to the thread of the simple fastening ring, thereby tightening and fixing the flange of the main body and the sink ball.

And the simple fastening ring is formed to protrude on the inner periphery of the ring body and catches the locking piece, so that the ring body further includes a stopper that prevents the ring body from rotating in the tightening direction,

The simple fastening ring extends from the inner periphery of the ring body to the insertion portion and protrudes downward, further comprising a guide portion that guides the position of the insertion portion,

In the process of tightening the tightening ring, the simple fastening ring rises, and the guide portion is inserted and placed between the two locking pieces.

The sink bowl drain according to the present invention configured in this way has the tightening ring screwed to the simple fastening ring from the outside in advance, so there is no fear of increased work time due to failed attempts at screwing them, and the simple fastening ring is connected to the outer periphery of the main body. These can be fastened easily and quickly by simply pushing them in and then pushing them a little to the side. Just by rotating the tightening ring 2-3 turns in the forward direction, the tightening ring and the main body can tighten and secure the sink ball, and vice versa, by rotating the tightening ring 2-3 turns in the reverse direction. It is a product that can separate the tightening ring and simple fastening ring from the main body just by rotating it, and is a very useful invention for industrial development.

Figure 1 is a perspective view of a drain for a sink bowl according to the present invention.
Figure 2 is a diagram showing the process of assembling and connecting the locking piece of the main body to the simple fastening ring.
Figure 3 is a cross-sectional view of Figure 1.
Figure 4 is an exploded perspective view of Figure 1.

Hereinafter, the drain for a sink bowl according to the present invention will be described in more detail with reference to the drawings.

Before explaining in more detail the drain for a sink according to the present invention,

Since the present invention can be subject to various changes and can have various forms, implementation examples (or embodiments) will be described in detail in the text. However, this is not intended to limit the present invention to a specific disclosed form, and should be understood to include all changes, equivalents, and substitutes included in the spirit and technical scope of the present invention.

In each drawing, the same reference signs, especially the tens and ones digits, or the same tens, one's, and alphabets, indicate members having the same or similar functions, and unless otherwise specified, each of the drawings The member indicated by the reference sign can be understood as a member that complies with these standards.

In addition, in each drawing, the components are expressed exaggeratedly large (or thick), small (or thin), or simplified in size or thickness in consideration of convenience of understanding, etc., but this interprets the scope of protection of the present invention as limited. It shouldn't be.

The terms used in this specification are merely used to describe specific implementation examples (sun, aspect, aspect) (or examples), and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this application, terms such as ~include~ or ~consist of~ are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the existence or possibility of addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the technical field to which the present invention pertains. Terms defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and unless explicitly defined in the present application, should not be interpreted in an ideal or excessively formal sense. No.

As shown in the drawing, the sink bowl drain according to the present invention is roughly divided into the components of the main body 10, the simple fastening ring 20, and the tightening ring 30.

The main body 10 includes a drain tank 11 inserted into the drain hole 3 formed at the bottom of the sink bowl 1, and is connected to the outside from the top of the drain tank 11 and hangs on the bottom inner surface of the sink bowl 1. Includes flange (13). A drain hole 12 to which a drain hose is connected is formed at the bottom of the drain tank 11.

A plurality of locking pieces 15 are protruding from the upper outer periphery of the drain tank 11, and the locking pieces 15 are arranged radially.

The simple fastening ring 20 includes a ring body 21 of a circular ring structure inserted into the outer periphery of the drain tank 11 of the main body 10.

A screw thread 22 is formed on the outer periphery of the ring body 21.

On the inner periphery of the ring body 21, a plurality of insertion portions 23 into which the locking pieces 15 of the main body 10 are inserted are formed to be radially arranged, and the insertion portion 23 and the insertion portion 23 In between, a plurality of locking portions 24 that are placed on the locking piece 15 and are caught are formed in a radial manner.

Both upper sides of the locking portion 24 are chamfered 25 to guide the locking piece 15 of the main body 10 to be easily inserted into the insertion portion 23.

A plurality of stoppers 26 are protruding from the inner periphery of the ring body 21, and the stoppers 26 are arranged radially. The stopper 26 is caught by the locking piece 15 to prevent the ring body 21 from rotating further in the tightening direction.

After inserting the insertion portion 23 of the ring body 21 into the locking piece 15 of the main body 10, when the ring body 21 is turned in the tightening direction, the locking piece 15 is connected to the stopper ( 26), it can no longer rotate, and in this state, the locking portion 24 is placed on the locking piece 15, so that the ring body 21 is lowered by its own weight and is not separated from the drain tank 11. .

The stopper 26 may be formed as a lower portion of the locking portion 24 and protrude downward from an end in the tightening direction.

A guide portion 27 extending from the insertion portion 23 and protruding downward is provided on the inner periphery of the ring body 21. The guide part 27 informs the operator of the position of the insertion part 23, so that the simple fastening ring 20 is inserted into the outer periphery of the drain tank 11 of the main body 10 from the bottom of the sink and fastened. When doing so, the locking piece 15 of the drain tank 11 and the insertion portion 23 of the ring body 21 can be easily and quickly aligned.

The guide portion 27 is inserted and disposed between the locking piece 15 of the drain tank 11 when the simple fastening ring 20 rises, so that both sides can be caught by the locking piece 15. there is.

A gap 28 through which the engaging piece 15 passes is formed between the upper horizontal extension line of the guide portion 27 and the lower horizontal extending line of the engaging portion 24.

The tightening ring 30 has a screw thread 32 formed on its inner periphery that is engaged and screwed with a thread 22 formed on the outer periphery of the simple fastening ring 20, and extends outward at the top to form a sink ball 1. A flange 33 is formed on the outer surface of the bottom.

Referring to Figure 2, the process of fastening the drain according to the present invention configured as described above to the drain hole 3 of the sink bowl 1 is as follows.

First, prepare by screwing the inner peripheral thread 32 of the tightening ring 30 to the outer peripheral thread 22 of the simple fastening ring 20.

Next, the drain tank 11 of the main body 10 is inserted into the drain hole 3 of the sink bowl 1.

Next, the simple fastening ring 20 to which the tightening ring 30 is fastened is inserted into the outer periphery of the drain tank 11 inside the drawer of the sink, and the guide part of the simple fastening ring 20 ( After aligning the locking piece 15 of the drain tank 11 with 27), the simple fastening ring 20 is raised to the end of the drain tank 11, and then the simple fastening ring 20 is turned in the tightening direction. . Then, the stopper 26 of the simple fastening ring 20 is blocked by the catching piece 15 of the drain tank 11, so the simple fastening ring 20 cannot rotate any more, and the simple fastening ring 20 cannot be rotated by hand. When it is high, the locking portion 24 of the simple fastening ring 20 is raised and supported on the locking piece 15 of the drain tank 11.

Next, when the tightening ring 30 is rotated in the tightening direction, the tightening ring 30 rises, creating a sink ball ( 1) The bottom is tightened and secured.

Here, when the tightening ring 30 is rotated in the tightening direction, the simple fastening ring 20 rises so that the locking portion 24 of the simple fastening ring 20 is connected to the locking piece 15 of the drain tank 11. By being placed in between and caught, the simple fastening ring 20 cannot rotate in the loosening direction.

When separating the simple fastening ring 20 from the main body 10, the fastening ring 30 can be rotated in the loosening direction, and the locking portion 24 is disposed between the two locking pieces 15. Because it is hung, even if the fastening ring 30 is rotated in the loosening direction, the simple fastening ring 20 does not rotate in the loosening direction.

However, when the simple fastening ring 20 rotates in the loosening direction and lowers, the simple fastening ring 20 also gradually lowers, so that at some point the locking portion 24 is between the two locking pieces 15. It is separated, and from then on, the tightening ring 30 and the simple fastening ring 20 are rotated together in the loosening direction.

The tightening ring 30 and the simple fastening ring 20 are rotated together in the loosening direction so that the insertion portion 23 of the simple fastening ring 20 is located on the catching piece 15 of the drain tank 11. When this happens, the simple fastening ring 20 can be lowered and separated from the outer periphery of the drain tank 11.

When the simple fastening ring 20 is lowered by rotating the fastening ring 30 in the loosening direction and the insertion part 23 is separated from the locking piece 15, the fastening ring 30 is adjusted in 2-3 times. Just spinning the wheel is enough. That is, the simple fastening ring 20 can be quickly separated from the sump 11 of the main body 10 by rotating the tightening ring 30 in the loosening direction by 2-3 turns. In addition, if the tightening ring 30 is screwed to the simple fastening ring 20 to a sufficient depth in advance, the tightening ring 30 can be firmly attached to the sink bowl 1 by rotating the tightening ring 30 2-3 turns in the tightening direction. It can be tightened and fixed properly.

In explaining the present invention above, a drain for a sink bowl having a specific shape and structure has been described with reference to the accompanying drawings. However, the present invention can be modified and changed in various ways by those skilled in the art, and such modifications and changes are not subject to the protection of the present invention. It should be interpreted as falling within the scope.

10: main body 11: drain tank
13: Flange 15: Locking piece
20: Simple fastening ring 21: Ring body
22: thread 23: insertion part
24: Stopper 26: Stopper
27: Information section 28: Gap
30: tightening ring 32: thread
33: flange

Claims (4)

A main body including a drain tank inserted into the drain hole of the sink, a flange connected from the top of the drain bowl to the outside and caught at the bottom of the sink, and a plurality of locking pieces protruding radially from the upper outer periphery of the drain bowl;
A ring body, a screw thread formed on the outer periphery of the ring body, a plurality of insertion portions formed radially on the inner periphery of the ring body into which the locking piece is inserted, and adjacent to the insertion portion on the inner periphery of the ring body. a simple fastening ring that protrudes as radially as possible and includes a locking portion that is caught by the locking piece;
In the drain for a sink bowl, which includes a tightening ring having threads screwed to the threads of the simple fastening ring on the inner periphery, and tightening and fixing the flange of the main body and the sink ball,

The simple fastening ring extends from the inner periphery of the ring body to the insertion portion and protrudes downward, and further includes a guide portion that guides the position of the insertion portion. According to claim 1,
The simple fastening ring is a drain for a sink bowl, characterized in that it further includes a stopper that protrudes from the inner periphery of the ring body and catches on the locking piece to prevent the ring body from rotating further in the tightening direction. delete The method of claim 1 or 2,
A drain for a sink bowl, wherein in the process of tightening the tightening ring, the simple fastening ring rises, and the guide portion is inserted and placed between the two locking pieces.

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