KR20070015269A - Sink drain - Google Patents

Abstract

The present invention relates to a drain for a sink. It is installed in the drain of the wash basin (洗面 器) and extends to the bottom and the stopper for opening or blocking the drain through the up or down movement; An elastic support for providing an upward elastic force to the stopper to open the drain hole; A stopping means for blocking the drain hole by temporarily fixing a stopper pushed downward by an external force and blocking the drain hole in the state; It characterized in that it comprises a drain opening means for removing the force applied by the stopper means to the stopper to move the stopper upward by the elastic support.

The vanity drainage device of the present invention made as described above is for opening the drain plug and using a power transmission flexible cable. The operation of the operation is accurate, and in particular, the installation position of the operation unit for pulling the cable can be freely adjusted as long as the plug and the operation unit are connected by a cable, so that construction and use are convenient.

Description

Drainage for washstand

1 is a partial cross-sectional view for explaining the configuration of a conventional sink for drainage.

Figure 2 is a view showing for explaining the overall configuration and operating mechanism of the sink for drainage according to an embodiment of the present invention.

3 is a partial cross-sectional view showing the plug and the elastic support shown in FIG. 2 separately.

4 is a perspective view illustrating a part of the elastic support shown in FIG. 2.

5A, 5B, and 5C are diagrams for explaining the opening and closing principle of the drain in the drainage device shown in FIG.

6 is a view showing the configuration of the operation unit shown in FIG.

7A and 7B are diagrams for explaining the operation principle of the operation unit shown in FIG.

<Explanation of symbols for the main parts of the drawings>

10, 50: sink 12: wash basin 12a: drain

14, 52: Stopper 14a, 52a: Stopper 14b, 52b: Extension part

18, 20: Drainage pipe 20a: Branch 22: Vertical rod

24: Lever penetrating ball 26: Lever 28: Connector

30: control rod 32: handle 34: cap

52c: engaging jaw 52d: pressing surface 52e: male thread

56: Stopping block 56a: Slope 58: Spring

60: cable 60a: wire 60b: coating

60c: fixture 64: elastic support 64a: housing

64b: Strut 64c: Holder 64d: Spring

64e: Lifting member 64f: Fixed cap 68: Control panel

68a: switch 68b: casing 68c: cable fixing cap

68d: fixed rod 68e: pivoting rod 68f: connecting pin

68 g: support pin

The present invention relates to a drain for a sink.

The wash basin is equipped with a washbasin, a water hydrant and a drainage system to receive and use water. The wash basin is fixed in a built-in and has a volume capable of receiving as much water as the user desires.

The drainage device includes a drainage port provided on the bottom surface of the wash basin, a stopper installed inside the drainage hole and opening or blocking the drainage hole through a lifting movement, and a handle linked to the stopper to operate the stopper.

1 is a partial cross-sectional view for explaining the configuration of a conventional sink for drainage.

As shown in the figure, a drain port 12a is formed at a predetermined position at the bottom of the wash basin 12 provided in the sink 10. In addition, a drain pipe 18 is fixed to the drain port 12a for guiding and discharging the used water downward. The drain pipe 18 extends vertically downward and connects with another drain pipe 20 at the bottom of the basin 12.

A stopper 14 is provided in the drain pipe 18. The stopper 14 has a cross-sectional shape of ten crosses and is provided with an extension part 14b that can be lifted and supported on an inner circumferential surface of the drain pipe 18 and an extension part 14b located at an upper end of the extension part 14b. Is a stopper portion 14a that closes the drain port 12a (the upper end of the drain pipe) when moved downward.

The drain pipe 20 guides the water discharged from the basin 12 and sends it to a sewer pipe (not shown), and a branch portion 20a extending horizontally is provided at one side thereof. The branch portion 20a does not allow water to pass through, but accommodates and supports the lever through ball 24 to be described later and passes the lever 26. A cap 34 is provided at the end of the branch portion 20a. The cap 34 prevents the outflow of water that may flow into the branch 20a.

On the other hand, as a drainage device for lifting and closing the stopper, connected to the lower end of the extension portion 14b, the vertical rod 22 extending downward and the lever through which is rotatably installed inside the branch portion 20a The ball 24 and the lever 26 extending through the lever through the ball 24 to the outside of the drain pipe 20 in the state that one end is pinned to the vertical rod 22, and the connector 28 Is connected to the other end of the lever 26 and extends to the top of the sink 10, the upper end is provided with a control rod 30 provided with a handle (32).

Holding the handle 32 and pulling the control rod 30 upward, the lever 26 rotates in the opposite direction of the arrow a direction and pulls the vertical rod 22 downward so that the stopper 14 opens the drain hole 12a. Have them shut off. In addition, when the handle 32 is pushed down in the above state, the lever 26 rotates in the direction of arrow a, and the vertical rod 22 which is pin-connected to one end of the lever 26 is raised, so that the stopper 14 is drained. Open 12a).

However, the conventional drainage device configured as described above has a problem in that it requires a certain amount of space for installing the lever 26 and the control rod 30 in the lower part of the sink. Therefore, if there is no space under the sink or the space is very narrow, the installation of the lever 26 and the control rod 30 itself is impossible.

In addition, since the lever 26 and the control rod 30 are exposed to the lower part of the wash basin, there is also a problem in that they are easily rusted by moisture and stand out to damage the aesthetics.

In addition, when the connector 28 connecting the lever 26 and the control rod 30 is loosened, the operation of the stopper 14 according to the lifting movement of the control rod 30 becomes inaccurate, for example, the control rod 30. Pulled up as far as it might go, but the stopper (14) may not close.

The present invention has been created to solve the above problems, and because it uses a flexible cable for power transmission to open the drain plug, it does not occupy space and is less noticeable, the lower space of the sink is not dirty, plug The operation is accurate and in particular the installation position of the operation unit for pulling the cable, as long as the plug and the operation unit is connected to the cable, it is an object to provide a sink for drainage for convenient use as well as construction.

In order to achieve the above object, the present invention, a stopper is installed in the drain of the wash basin (洗面 器) and extends to the bottom and opening or blocking the drain through the up or down movement; An elastic support for providing an upward elastic force to the stopper to open the drain hole; A stopping means for blocking the drain hole by temporarily fixing a stopper pushed downward by an external force and blocking the drain hole in the state; It characterized in that it comprises a drain opening means for removing the force applied by the stopper means to the stopper to move the stopper upward by the elastic support.

In addition, a cylindrical drain pipe is fixed to the drain, the stopper; An extension part which is located inside the drain pipe and is supported on the inner circumferential surface of the drain pipe and is provided with a latching jaw that is provided with a downward support force at a predetermined portion thereof; It is made of a stopper to block the stopping means; Located on the side of the locking jaw and characterized in that it comprises a stopper to prevent the stopper from rising by providing a downward support force to the locking jaw by hanging the locking jaw when the stopper falls.

In addition, the stopper; The stopper may be reciprocated in a direction orthogonal to the lifting direction of the stopper and includes a stopping block having an inclined surface inclined downward and a spring for elastically supporting the stopping block toward the stopper side. The lower portion of the jaw is in contact with the inclined surface of the stopping block is characterized in that it prevents the pressing surface is formed to push the stopping block back when the stopper descends.

In addition, the drain opening means, a power transmission cable whose one end is connected to the stopping block and the other end extends to a predetermined position of the wash basin, and is installed at a predetermined position of the wash basin while being connected to the other end of the cable. When necessary, by transmitting a force to the stopper through the cable to separate the stopper from the locking jaw, the stopper is moved to the upper by the action of the elastic support portion, characterized in that it comprises an operation portion for opening the drain opening.

In addition, the operation unit; A casing mounted at a predetermined position of the sink and providing an inner space, a switch installed on the casing and operated by a user, and installed in the inner space of the casing and pivoting by operation of a switch. The other end of the cable is fixed, characterized in that it comprises a rotation rod for applying a tensile force to the cable in accordance with the rotational movement.

In addition, the elastic support portion; An elevating member fixed to the lower end of the extension, a spring providing an upward elastic force to the stopper by elastically supporting the elevating member upward, a holder accommodating the spring and the elevating member and opened upward, and coupled to the holder Characterized in that it comprises a fixed cap for limiting the maximum height of the lifting member in the state.

Hereinafter, one embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a view showing for explaining the overall configuration and operating mechanism of the sink for drainage according to an embodiment of the present invention.

Referring to the drawings, the sink for drainage according to the present embodiment, the stopper 52 and the stopper 52 having a locking jaw (52c) in the lower portion of the drain pipe 18 is installed so as to be lifted and lowered, the stopper 52 ) Is installed in the lower portion and the elastic support 64 for elastically supporting the stopper 52 upward, and when the stopper 52 is moved to the lower side by the external force to hang the locking jaw (52c) to temporarily fix the stopper The stopper block 56 and the stopper block 56 and the drainage opening means for allowing the stopper 52 to rise again by separating the stopper 52c.

The stopper 52 is similar to a conventional stopper (14 in FIG. 1) having a cross-shaped cross section and extending vertically 52b, and positioned at an upper end of the extension part 52b and of the extension part 52b. It includes a stopper portion 52a that blocks the drain hole 12a when descending. The extension part 52b is supported on the inner circumferential surface of the drain pipe 18 so that the lifting motion is guided as in the conventional stopper.

In addition, a lower portion of the extension portion 52b has a cylindrical shape, and a locking jaw 52c and a pressing surface 52d are formed on the outer circumferential surface thereof. The locking jaw 52c is a portion pressed downward by the stopping block 56 as shown in FIG. 5C and protrudes in the radial direction from the outer circumferential surface of the extension.

In addition, the pressing surface 52d is an inclined surface inclined to have an angle between the plane including the locking step 52c and an acute angle, and the stopping block 56 described above when the stopper 52 descends. It acts to push in the direction of arrow b. To this end, the pressing surface 52d has a form in which the diameter thereof decreases downward.

In addition, a male screw portion (52e in FIG. 3) is provided at the lower end of the stopper 52. The male screw portion 52e is screwed to the elastic support portion 64 as a portion where male threads are formed on the outer circumferential surface thereof. The elastic support 64 is fixedly installed in the drain pipe 20 to elastically support the stopper 52 upward.

As a result, the stopper 52 is elastically supported upward by the elastic support 64 in a state where the stopper 52 can be elevated in the drain pipes 18 and 20 to open the drain hole 12a. The stopper 52 moves upward to open the drain hole 12a when no external force is applied.

The elastic support 64 will be described later with reference to FIGS. 3 and 4.

On the other hand, the stopper block 56 and the spring 58 is provided inside the branch portion (20a). The stopping block 56 is a hexahedral member that can be moved forward and backward with respect to the locking jaw 52c and the pressing surface 52d. In addition, the inclined surface 56a which is inclined downward is formed on the opposing surface facing the stopping jaw 52c and the pressing surface 52d of the stopping block 56. The inclined surface 56a is inclined downward while traveling in the direction toward the stopper 52. In particular, the inclined surface 56a and the pressing surface 52d are interviewed with each other.

The spring 58 is a compression coil spring that presses the stopping block 56 toward the pressing surface 52d and elastically supports the stopping block 56 with its rear end supported by the cap 34. . Of course, the compression force of the spring 58 can be adjusted by adjusting the coupling degree of the cap 34 to the branch 20a.

The volleyball opening means includes an operation unit 68 installed at a predetermined position of the sink 50 and a cable 60 connecting the operation unit 68 and the stopping block 56.

The cable 60 is usually the same as that installed on the brake line of the bicycle, and is provided with a wire 60a for providing a tensile force, a sheath 60b surrounding the wire 60a, and both ends of the sheath 60. It consists of the fixture 60c.

The fastener 60c located at one end of the cable in the fastener 60c is fixed to the cap 34, and the fastener 60c at the other end is coupled to the cable fixing cap 68c of the operation unit 68. In addition, one end of the wire (60a) is coupled to the stopping block 56 through the cap 34, the other end is connected to the end of the rotation rod (68e of Figure 6) inside the operation portion (68).

The operation unit 68 is a casing 68b fixed to the sink, a switch 68a installed on the casing 68b and protruding above the sink, and rotatably installed in the casing 68b. Rotating rod 68e which rotates when pressing 68a) and the other end of the wire 60a is fixed to the end thereof, and a cable fixing cap 68c for fixing the other end of the cable 60 to the operation unit 68. It has a configuration including.

The operation unit 68 serves to pull the stopping block 56 in the direction of arrow b by pulling the wire 60a in the direction of arrow d when the switch 68a is pressed downward. The configuration and operation mechanism of the operation unit 68 will be described later with reference to FIGS. 6 and 7.

3 is a partial cross-sectional view showing the stopper 52 and the elastic support 64 shown in FIG. 2 separately, and FIG. 4 is a cutaway perspective view showing a part of the elastic support 64.

As shown in the drawing, the elastic support 64 has a cylindrical shape and includes a housing 64a having male threads formed on the upper and lower outer circumferential surfaces thereof, and a plurality of struts 64b positioned at the center of the housing 64a. The cup-shaped holder 64c supported by the spring 64d installed inside the holder 64c and the upper portion of the spring 64d and elastically supported upward by the spring 64d. The elevating member 64e coupled to the male screw portion 52e of the stopper 52, and the elevating member 64 is screwed to the upper portion of the holder 64c and the elevating member 64e does not fall out of the holder 64c. And a fixing cap 64f for confining 64e) in the holder.

The elevating member 64e is capable of elevating inside the holder 64c but is elastically supported upward by the spring 64d.

In addition, since the holder 64c is supported by the strut 64b, the water discharged downwards is smoothly escaped without being disturbed by the holder 64c or the fixing cap 64f.

5A, 5B, and 5C are diagrams for explaining the opening and closing principle of the drainage port in the drainage device shown in FIG. 2, and sequentially show the state change while the stopper 52 moves downward.

First, referring to FIG. 5A, a stopper portion 52a is vertically supported inside the drain pipe 20, and the stopping block 56 elastically presses the pressing surface 52d in the direction of the arrow f1. It can be seen. In addition, one end of the wire 60a is relaxed while being fixed to the stopping block 56. 5A is a state in which the stopper 52 is raised to open the drain hole 12A in FIG. 2.

When the stopper 52 is pushed in the direction of the arrow F to use the washbasin in the above standby state (that is, to block the drain hole 12a), the stopper moves downward by the downward pressing force F, during which the pressing surface 52d pushes the inclined surface 56a of the stopping block 56 to push the stopping block 56 in the direction of arrow b. At this time, the spring 58 is compressed, and the wire 60a is pushed out by the moving distance of the stopping block 56 (see FIG. 5B).

When the stopper 52 continues downward and finally the pressing surface 52d moves downward of the stopping block 56, the stopping block 56 moves in the direction of arrow c by the elastic force of the spring 58 at that moment. 5 to downwardly support the locking step 52c as shown in FIG. 5C. The stopper 52 does not move upwards as long as the stopping block 56 hangs the locking jaw 52c. At this time, the plug portion 52a is in a state of blocking the drain port 12a.

6 is a view showing the configuration of the operation unit shown in FIG. The operation unit is for pulling the wire in the direction of the arrow f2 of FIG. 5c to separate the stopping block 56 from the locking step 52c. When the stopping block 56 is out of the locking step 52c, the stopper 52 is moved upward by a spring (64d in FIG. 3) to open the drain hole 12a.

As shown in FIG. 6, the operation unit 68 includes a cylindrical casing 68b that provides an internal space, and a switch installed at an upper portion of the casing 68b and being liftable and pressed down by a user. 68a, a fixed rod 68d extending inclined at a predetermined angle in a state fixed to the bottom surface of the switch 68a, and an extension end 68f of the fixed rod 68d to be connected with the linking pin 68f. The rotating rod 68e is rotatably supported by the support pin 68g on the inner wall surface of the casing 68b, and is fixed to the lower portion of the casing 68b, and the cable 60 is connected to the operation unit 68. It consists of a cable fixing cap 68c for fixing.

The support pin 68g is located at approximately an intermediate portion of the rotation rod 68e, and the rotation rod 68e is rotatable in the direction of the arrow z in FIG. 7A or vice versa. In addition, as described above, the wire 60a is connected to the end of the rotation rod 68e.

In addition, since the fixed rod 68d and the rotating rod 68e are connected by the connecting pin 68f, the angle between the fixed rod 68d and the rotating rod 68e can be relatively moved in a direction in which the angle between them is narrowed or widened.

7A and 7B are diagrams for explaining the operation principle of the operation unit shown in FIG.

As shown in the drawing, when the switch 68a is pushed down in the direction of arrow P, the pivoting rod 68e rotates in the direction of arrow z and the wire 60a is pulled up in the direction of arrow f2. Since the wire 60a is pulled in the direction of the arrow f2, the stopping block (56 in FIG. 5C) is deviated from the locking step 52c. At this time, the spring (58 in Fig. 5c) is compressed.

When the force applied to the switch 68a is removed, the wire 60a moves in the opposite direction due to the elastic restoring force of the inner spring 58 of the branch 20a, thereby bringing the state of FIG. 7a.

Finally, as described above, the sink for drainage according to the present embodiment, by using a flexible power transmission cable as a power transmission means for opening the stopper can clean up the lower part of the sink, in particular the operation of the stopper 52 is precise Do.

As mentioned above, although this invention was demonstrated in detail through the specific Example, this invention is not limited to the said Example, A various deformation | transformation is possible for a person with ordinary knowledge within the scope of the technical idea of this invention.

The vanity drainage device of the present invention made as described above is for opening the drain plug and using a power transmission flexible cable. The operation of the operation is accurate, and in particular, the installation position of the operation unit for pulling the cable can be freely adjusted as long as the plug and the operation unit are connected by a cable, so that construction and use are convenient.

Claims (6)

A stopper installed in a drain of the wash basin and extending downward and opening or blocking the drain through an upward or downward movement; An elastic support for providing an upward elastic force to the stopper to open the drain hole; A stopping means for blocking the drain hole by temporarily fixing a stopper pushed downward by an external force and blocking the drain hole in the state; And drainage opening means for removing the force applied by the stopper means to the stopper so that the stopper moves upward by the elastic support. The method of claim 1, A cylindrical drain pipe is fixed to the drain hole, The stopper; An extension part which is located inside the drain pipe and is supported on the inner circumferential surface of the drain pipe and is provided with a latching jaw that is provided with a downward support force at a predetermined portion thereof; It is made of a stopper to block the The stopping means; Located on the side of the locking jaw and the sink drainage device characterized in that it comprises a stopper to prevent the stopper from rising by providing a downward support force to the locking jaw by hanging the locking jaw. The method of claim 2, The stopper; A stopper block reciprocating in a direction orthogonal to the lifting direction of the stopper and facing the stopper includes a stopping block having an inclined surface inclined downward, and a spring for elastically supporting the stopping block toward the stopper side. The lower portion of the locking jaw contacting the inclined surface of the stopping block, the sink for drainage, characterized in that to prevent the formation of a pressing surface for pushing the stopping block back when the stopper descends. The method of claim 1, The drain opening means, A power transmission cable having one end connected to the stopping block and the other end extending to a predetermined position of the sink; It is installed at a predetermined position of the sink in the state connected to the other end of the cable and, if necessary, transmits a force to the stopper through the cable to separate the stopper from the locking jaw, so that the stopper moves upward by the action of the elastic support. Drainage device for a sink comprising a control unit to be opened. The method of claim 4, wherein The operation unit; A casing mounted at a predetermined position of the sink and providing an inner space; A switch installed on the casing and operated by a user; The sink is installed in the inner space of the casing and rotates by the operation of the switch, the other end of the cable is fixed to the end of the sink for drainage, characterized in that it comprises a rotating rod for applying a tensile force to the cable in accordance with the rotational movement . The method of claim 1, The elastic support portion; A lifting member fixed to the lower end of the extension part; A spring providing an upward elastic force to the stopper by elastically supporting the elevating member upward; A holder for accommodating the spring and the elevating member and being opened upward; Sink drainage device comprising a fixed cap for limiting the maximum height of the elevating member in the state coupled to the holder.

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