KR101945124B1 - Connecting device of drain of wash basin - Google Patents

Abstract

The present invention relates to a connection device for a washstand drainage pipe and, more specifically, to a connection device installed in a lower part of a discharge pipe installed in a waterspout of a washstand to discharge water to a washstand and to which a sewage pipe is coupled to deliver discharged water. The present invention provides a connection device for a washstand drainage pipe, wherein the connection device comprises: a connection pipe part which has a connection pipe fitted to a lower part thereof, has a screw part formed on an upper inner circumference thereof to fasten the discharge pipe to the upper part thereof, has hanging protrusions protruding from an outer surface thereof, and has a ring-shaped flange part formed on an outer peripheral surface of an upper side thereof; a fixing cap part which is fitted to the flange part, has a hanging projection part formed on a lower surface of the flange part to be hung, and has a through hole formed therein to communicate with the connection pipe part so that the discharge pipe penetrates therethrough; and an elastic sealing unit formed on an upper portion of the fixing cap part, having a connection hole formed therein to communicate with the through hole so that the discharge pipe penetrates therethrough, and having an annular elastic sealing panel formed on an upper inner circumferential surface of the connection hole to press the fitted discharge pipe. The connection device for a washstand drainage pipe according to the present invention fastens a fixing cap part to a connection pipe part coupled to a drainage pipe of a washstand, and an elastic sealing unit, which is made of a synthetic resin material having elasticity on an upper portion of a fixing cap part, is formed to press a drainage pipe and maintain water tightness. Thus, the elastic sealing unit is formed in a stacked structure, and space utilization is facilitated. Since the structure is simple, manufacturing is facilitated, and manufacturing costs are reduced.

Description

Connecting device for drain pipe of wash basin

More particularly, the present invention relates to a connection device for a wash compartment drain pipe, and more particularly, to a connection device for a wash compartment drain pipe, which comprises a connection cap portion fastened to a connection pipe portion of a washstand and fastened with a synthetic resin material having elasticity, To thereby provide an elastic hermetic unit in a laminated structure to facilitate space utilization, and to provide a connecting device for a drain pipe of a washstand which is simple in structure, easy to manufacture, and low in manufacturing cost.

BACKGROUND OF THE INVENTION [0002] Generally, a washstand installed in a bathroom or a toilet is provided with a washstand that allows a user to use a certain amount of water, a water supply device that supplies water to the washstand, and a popup device that stores water in the washstand or drains stored water, Is used to store a certain amount of water in the wash basin, and is to be drained through a pop-up device after use.

The conventional pop-up device used in the washstand is used for storing water in the wash basin or discharging the stored water while the opening and closing operation is performed. The pop-up device is installed inside the drain pipe forming the drain port in a state of being interposed in the drain hole of the washstand, Open the drain pipe.

Such a pop-up device is usually installed and used by a push-button operated automatic pop-up device or a lever-operated manual pop-up device.

The connection pipe and the drain pipe of the pop-up device are connected to each other through a connection structure of a nut structure as shown in Korean Utility Model Application No. 20-2016-0004367, And the mutual connection is maintained through the device.

However, in the conventional connecting device, the packing member is arranged on the upper part of the connecting device so as to maintain the watertightness, and then the connecting device of the nut structure is screwed on the connecting pipe to press the packing member into the gap between the drainage port of the washstand and the connecting pipe There is a problem that water leakage occurs when the connecting device is released by an external force or vibration because the watertightness is maintained, and the packing member is attached to the sink and the connecting device while being hardened.

The above-mentioned invention means the background art of the technical field to which the present invention belongs, and does not mean the prior art.

SUMMARY OF THE INVENTION The present invention has been conceived to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a washing machine, a washing machine, To provide a connection device for a drainage pipe of a washstand which is easy to manufacture due to its simple structure and which can be manufactured easily and can be manufactured by forming an elastic gas-tight unit in a laminated structure by forming an elastic gas- It has its purpose.

In order to achieve the above object,

A connecting device installed at a lower portion of a discharge pipe installed in a water supply port of the sink for discharging water to the washstand and fastened to the sewage pipe for transferring the discharged water,

A connecting pipe portion having a connecting pipe connected to the lower portion thereof and having a threaded portion formed on an upper inner circumferential surface of the upper portion so as to be coupled with the outlet pipe and an annular flange portion formed on an outer circumferential surface of the upper outer circumferential portion, A fixing cap portion having a through hole formed to communicate with the connection tube portion through which the discharge pipe passes, and a fixing cap portion formed at an upper portion of the fixing cap portion and communicating with the through hole so that the discharge pipe passes therethrough Wherein the connection hole is formed in the connection hole and the inner peripheral upper portion of the connection hole is formed of an elastic airtight unit further formed with an annular elastic sealing panel to press the outlet pipe.

In an exemplary embodiment of the present invention, an annular elastic watertight seal is provided on the inner circumferential lower portion of the connection hole formed in the elastic hermetic unit to pressurize the discharge pipe, which is disposed below the elastic sealing panel, And a panel is further formed.

According to an embodiment of the present invention, the inner diameter of the elastic sealing panel is smaller than the inner diameter of the elastic watertight panel.

In addition, in one embodiment of the present invention, an annular seating groove is further formed on the upper portion of the fixed cap portion, and further, a locking groove is formed on a side surface of the seating groove, And a fastening protrusion having a fastening protrusion for fitting into the fastening groove is further formed.

The connecting device for a wash compartment drain pipe according to the present invention is characterized in that a fixing cap part is fastened to a connection pipe part fastened to a drain pipe of a washstand and an elastic hermetic unit composed of a synthetic resin material having elasticity is fixed to the upper part of the fixed cap part, , The elastic sealing unit is formed in a laminated structure to facilitate the space utilization, and the structure is simple, and the manufacturing is easy and the manufacturing cost is reduced.

1 is a front view showing a connecting device for a washstand according to the present invention.
2 is a plan view showing a connection device for a washtub drain pipe according to the present invention.
3 is a cross-sectional view illustrating a connection device for a washtub drain pipe according to the present invention.
4 is an exploded view showing a connection device for a washstand according to the present invention.
5 is a view showing a state of use of a connection device for a washstand according to the present invention.
6 is a view showing another embodiment of the connecting device for the washstand according to the present invention.
7 is a view showing still another embodiment of the connecting device for the washstand according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of a connecting device for a washstand according to the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

In addition, the following embodiments are not intended to limit the scope of the present invention, but merely as an example, and various embodiments may be implemented through the present invention.

FIG. 1 is a front view showing a connecting device for a drain pipe according to the present invention, FIG. 2 is a plan view showing a connection device for a drain pipe according to the present invention, FIG. 3 is a sectional view showing a connecting device for a drain pipe according to the present invention FIG. 5 is an exploded perspective view of a connecting device for a drain pipe according to the present invention, FIG. 5 is a view illustrating a connecting device for a drain pipe according to the present invention, FIG. 6 is a cross- FIG. 7 is a view showing another embodiment of the connecting device for the washstand according to the present invention.

As shown in the drawing, a connecting device 10 for a washstand of the present invention (hereinafter referred to as a connecting device for a drain pipe for convenience of explanation) is installed in a water outlet of a washstand for discharging water to a washstand, A connecting device 10 for a drain pipe installed at a lower portion of a drain pipe 100 of the pop-up device and connected to a lower part of a drain pipe 200 to transmit discharged water to a sewer, A tubular portion 20, a fixed cap portion 30, and an elastic airtight unit 40.

The connection pipe portion 20 is made of a synthetic resin material or a metal material and a screw portion 21 is formed on the upper inner circumference so that the sewer pipe 200 is inserted into the lower portion and the discharge pipe 100 is fastened to the upper portion, The flange portion 23 is formed on the outer circumferential surface of the upper portion of the flange portion 23 so as to protrude from the outer surface of the flange portion 23 so as to prevent slippage of the flange portion 20 after gripping the tube portion 20.

At this time, a screw thread is formed on the outer surface of the discharge pipe 100 and is screwed to a screw portion 21 formed on a peripheral edge of an upper portion of the sewage pipe 200. A screw thread is also formed on an outer surface of the sewage pipe 200, It is also possible to form a screw portion 21 on the periphery of the lower portion of the base member 100 and screw-tightly with the connection pipe.

The flange portion 23 is integrally formed with the connecting tube portion 20 so that a round is formed on a side upper upper edge of the flange portion 23 so that the fixed cap portion 30 is engaged with the flange portion 23 So that it is guided without being caught at the time of fitting.

The fixed cap part 30 is formed of a synthetic resin material and is formed in the shape of a case having a space in the interior thereof with its bottom surface opened to be inserted into the upper part of the flange part 23. The lower part of the fixed cap part 30 is formed on the bottom surface of the flange part 23 The engaging jaw 31 is formed integrally. A through hole 32 is formed to communicate with the connection tube portion 20 so that the discharge tube 100 is penetrated.

3, the fixed cap portion 30 is fitted while covering the upper portion of the flange portion 23, and the engaging jaw portion 31 is engaged with the lower portion of the flange portion 23 and is detachably fixed .

The fixed cap portion 30 is detachably fastened to the connection tube portion, thereby facilitating the replacement of the elastic sealing unit 40 due to abrasion.

The elastic hermetic unit 40 is made of a synthetic resin material having elasticity and is formed on an upper portion of the fixed cap unit 30 and has a connection hole 41 communicating with the through hole 32 so that the discharge pipe 100 is penetrated, And an annular elastic sealing panel 42 is further formed to press the discharge tube 100 fitted in the inner peripheral upper portion of the connection hole 41.

The elastic sealing unit 40 is inserted into the fixed cap unit 30 during the molding process of the fixed cap unit 30 and separately formed with the fixed cam unit and the elastic sealing unit 40, It is also possible to fix it by attaching it.

The discharge tube 100 having the elastic hermetic unit 40 sandwiched therebetween can be pressed by the elastic sealing panel of the connection hole 41 to prevent the water from flowing out to the outside.

The inner diameter of the connection hole 41 is preferably equal to or larger than the outer diameter of the discharge pipe 100.

The elastic sealing panel 42 is preferably formed integrally with the elastic hermetic unit 40.

The leaf spring is inserted into the elastic sealing panel 42 in an annular shape so that the discharge pipe 100 is bent together with the elastic sealing panel 42 when the discharge pipe 100 is fastened. It is preferable that the folded elastic sealing panel 42 is cured so that the pressing force is reduced to maintain the watertightness.

6 is a sectional view of the elastic sealing unit 40. The elastic sealing unit 42 includes a connection hole 41 formed in the elastic sealing member 42, 100 are pressed to form an annular elastic watertight panel 43 so that watertightness is maintained.

The inner diameter of the elastic sealing panel (42) is smaller than the inner diameter of the elastic watertight panel (43).

The elastic sealing panel 42 is formed on the connection hole 41 to maintain watertightness. The inner surface of the elastic sealing panel 42 is sealed by the elastic watertight seal 42, Is formed to be smaller than the inner diameter of the panel 43 so that the elastic watertight panel 43 is formed so as to have the same inner diameter as the inner diameter of the elastic sealing panel when the discharge pipe 100 passes through the connection hole 41 It is possible to reduce the jamming.

7, an annular seating groove 33 is further formed at an upper portion of the fixed cap portion 30, a locking groove 331 is formed at a side surface of the seating groove 33, 30 are further formed with a fastening protrusion 44 having a seating protrusion 441 to be inserted into the seating recess 33 and fit into the catch recess 331.

The molten elastic gas tight unit 40 is filled in the fixing groove 33 and the fixing groove 331 in the process of being inserted into the fixing cap portion 30 and then hardened so that the fixing protrusion 441 and the fixing protrusions 44, thereby preventing the elastic watertight panel 43 from being separated from the fixed cap portion 30. As shown in FIG.

The locking protrusion 22 and the locking protrusion 44 are formed on the elastic watertight panel 43 and are then fixed to the fixing groove 331 by being inserted into the locking groove 331, The elastic hermetic unit 40 can be detachably fastened at the cap portion 30 and maintenance and repair of the elastic hermetic unit 40 due to wear or hardening can be facilitated.

As described above, the connecting device for the drain pipe according to the present invention has an elastic hermetic unit formed in a laminated structure to facilitate the utilization of the space, and the structure is simple and easy to manufacture and the manufacturing cost is reduced. The conventional problem of occupying an excessively large space due to the disposition does not occur and the structure becomes complicated, thereby increasing the number of manufacturing processes and increasing the cost.

It will be apparent to those skilled in the art that various modifications and equivalent arrangements may be made therein without departing from the scope of the present invention as defined by the appended claims and their equivalents. . Therefore, it is to be understood that the present invention is not limited to the above-described embodiments. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

10: Connection device for drain pipe 20: Connection pipe
30: Fixed cap part 40: Elastic hermetic unit
21: screw portion 22:
23: flange portion
31: engaging jaw 32: through hole
33: seat groove 331: latch groove
41: connecting hole 42: elastic sealing panel
43: elastic watertight panel 44: fastening projection
441:
100: discharge pipe 200: sewage pipe

Claims (4)

A connecting device installed at a lower portion of a discharge pipe installed in a water supply port of the sink for discharging water to the washstand and fastened to the sewage pipe for transferring the discharged water,
A connecting pipe portion having a connecting pipe at its lower portion and an upper portion formed with a threaded portion at an upper inner circumferential surface thereof so as to be coupled with the outlet pipe and a hooking protrusion protruding from an outer surface thereof and having an annular flange portion at an upper outer periphery;
A fixing cap portion having a through-hole formed therein to communicate with the connection tube portion so that the discharge tube is penetrated; And
An elastic sealing unit formed at an upper portion of the fixed cap unit and having a connecting hole communicating with the through hole so as to penetrate the discharge cap, and an inner peripheral upper portion of the connecting hole is formed with an annular elastic sealing panel to further press the outlet pipe A connecting device for a wash basin drain pipe comprising:
An annular elastic watertight panel is further formed on the inner circumferential lower portion of the connection hole formed in the elastic gas-tight unit, the annular elastic watertight panel being disposed below the elastic sealing panel and pressurizing the discharge pipe fitted in the connection hole to maintain watertightness,
Wherein an inner diameter of the elastic sealing panel is smaller than an inner diameter of the elastic watertight panel,
Wherein the fixing cap portion is formed with an annular recessed groove on the side surface of the fixed cap portion and a recessed groove is formed on the side surface of the recessed groove. The bottom surface of the elastic sealing unit is inserted into the recessed groove, And further,
Wherein the flange portion is integrally formed with the connection tube portion, and a round is formed at an upper upper edge of the flange portion so that the fixed cap portion is guided without being engaged when the flange portion is hooked on the flange portion,
The leaf spring is inserted into the elastic sealing panel so as to be annularly arranged. When the discharge tube is bent together with the elastic sealing panel when the discharge tube is clamped, the elastic sealing panel presses the discharge tube by elasticity so that the bent elastic sealing panel is hardened, So that the watertightness can be maintained.


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