TWM510946U - Bathroom drainage valve - Google Patents

Description

Bathroom drain valve

The present invention relates to a drain valve, and more particularly to a sanitary drain valve.

Referring to FIG. 1 , a conventional sanitary drain valve 1 is suitably installed in a bathroom washbasin (not shown), and includes a ring member 11 , a leak stop group 12 , a fixed nut 13 , a tube member 14 , and a Active valve block 15. The leak stop group 12 includes a gasket 121 and a leak stop sheet 122. The tubular member 14 includes an external thread 141. The active valve block 15 includes an upper valve member 151 and a lever 152.

When the sanitary drain valve 1 is installed, the fixing nut 13 is first screwed into the external thread 141 of the tubular member 14, and the leakage preventing group 12 is sleeved on the tubular member 14. Then, the ring member 11 is attached to the inner side of the bathroom washbasin, and the pipe member 14 is taken in from the other side of the bathroom washbasin, and the pipe member 14 is rotated to be screwed to the ring member 11, and then Rotating the retaining nut 13 pushes the leak stop set 12 to secure it to the bathroom washbasin. Finally, the upper valve member 151 of the movable valve block 15 is inserted into the ring member 11, and the lever 152 is pivotally connected to the upper valve member 151 to complete the installation of the sanitary drain valve 1.

This kind of sanitary drain valve 1 is mostly cast and formed, which has high cost and rough appearance, and often requires multiple surface treatments to achieve a beautiful shape. Furthermore, the fixing nut 13 is locked into the pipe member 14 in advance during installation. External thread 141, and let the external thread 141 retain a length greater than the thickness of the bathroom basin, so as to prevent the fixing member 13 from being abutted when the tube member 14 is inserted into the bathroom basin due to insufficient length. It is not possible to connect with the ring member 11. Therefore, before the installation, the fixing nut 13 is usually screwed to the extreme end of the external thread 141, and after the external thread 141 is locked with the ring member 11, the fixing nut 13 is reversely rotated. In order to push itself up and fix the leak stop group 12 to the bathroom washbasin, the installation steps are cumbersome and have room for improvement.

Therefore, the purpose of the present invention is to provide a sanitary drain valve that is relatively inexpensive to manufacture and easy to install.

Therefore, the new sanitary drain valve is suitable for being installed in a bathroom washbasin, and comprises an upper tube, a leak stop group, a fixed nut, a lower tube and a movable valve group.

The upper tube is formed by stainless steel tubing and includes an annular portion, an upper tubular portion and an external thread. The annular portion can be disposed on the inner side of the bathroom washbasin and has a centrally formed perforation. The upper tubular body is welded to the annular portion and extends downwardly from the annular portion. The upper tube body can be worn out of the bathroom washbasin. The external thread is formed on the upper body portion.

The leak stop group includes a gasket and a leak stop sheet. The gasket and the leak stop sheet can be sleeved on the upper body portion of the upper tube.

The fixing nut can be screwed to the external thread of the upper tube, and the upper tube and the leakage stop group can be pushed and fixed to the bathroom washbasin.

The lower tube includes a lower body portion, an extension portion, a side hole, and An internal thread. The lower body is formed by stainless steel tubing. The extension is welded to the side of the lower tubular body. The side hole penetrates the extension portion and the lower tube portion. The internal thread is formed on the inner side of the lower body portion and can be screwed to the external thread of the upper tube.

The active valve block includes an upper valve member and a lever. Upper valve The piece is movably inserted into the through hole of the upper tube, and has a plug portion and a braking portion extending downward from the plug portion. The shape of the plug cooperates with the perforation of the upper tube. One end of the lever is connected to the brake. The other end projects out of the side hole of the lower tube. Pulling the lever can control the plug to close or not close the perforation of the upper tube.

The effect of the novel is that the upper tube and the lower tube are made of stainless The steel pipe is processed and formed, and it has a beautiful appearance. It does not need to process the surface several times, and the manufacturing cost is relatively low. When installing, the fixing nut is directly screwed to the upper pipe, and the completion is completed. Fixed steps make installation easier.

1‧‧‧Bathroom drain valve

11‧‧‧ Rings

12‧‧‧Leak stop group

121‧‧‧shims

122‧‧‧Stop film

13‧‧‧Fixed nuts

14‧‧‧ Pipe fittings

141‧‧‧ external thread

15‧‧‧Active valve group

151‧‧‧Upper valve

152‧‧‧ joystick

2‧‧‧Upper tube

21‧‧‧ ring

211‧‧‧Perforation

22‧‧‧Upper body

23‧‧‧ external thread

24‧‧‧through hole

3‧‧‧Leak stop group

31‧‧‧shims

32‧‧‧Stop film

4‧‧‧ fixed nuts

5‧‧‧Under the tube

51‧‧‧ Lower body

52‧‧‧Extension

53‧‧‧ side holes

54‧‧‧ internal thread

6‧‧‧Active valve group

61‧‧‧Upper valve

611‧‧‧

612‧‧‧Brake

613‧‧‧ shaft

614‧‧‧Fins

62‧‧‧Control lever

63‧‧‧Stop shaft

64‧‧‧Lock cover

9‧‧‧Bathroom washbasin

L‧‧‧ center axis

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: FIG. 1 is an exploded perspective view illustrating a conventional sanitary drain valve; FIG. 2 is a perspective view of the present invention. Embodiment of the drain valve; Fig. 3 is an exploded perspective view showing the embodiment; and Fig. 4 is a cross-sectional view showing the operation of a movable valve block of the embodiment.

Referring to FIG. 2, FIG. 3 and FIG. 4, the embodiment of the present invention is suitable for being installed in a bathroom washbasin 9.

The embodiment includes an upper tube 2, a leak stop group 3, a fixed nut 4, a lower tube 5, and a movable valve group 6.

The upper tube 2 is formed by a stainless steel tube and includes an annular portion 21, an upper tubular portion 22, an external thread 23, and a plurality of through holes 24. The annular portion 21 can be disposed inside the bathroom basin 9 and has a centrally formed through hole 211. The upper tubular portion 22 extends downward from the annular portion 21 and can pass through the sanitary washbasin 9. The external thread 23 is formed at the end of the upper tubular body portion 22. The through holes 24 are formed at a distance from each other on the upper tubular portion 22 and surround a central axis L of the upper tubular portion 22.

The processing method for stainless steel pipe can be carried out by means of machining such as stamping and turning. In the present embodiment, the annular portion 21 is formed by press forming, and the upper tubular portion 22 is formed by turning, and then the annular portion 21 and the upper tubular portion 22 are welded to each other. However, the method of forming the stainless steel tubing can be carried out in any conventional manner and is not limited by the present disclosure.

The leak stop group 3 includes a gasket 31 and a leak stop sheet 32. The gasket 31 and the leakage preventing sheet 32 can be sleeved on the upper tubular portion 22 of the upper tube 2. The shim 31 is slightly frustoconical and can rest against the bathroom washbasin 9. The leakage preventing sheet 32 is made of a soft material, such as rubber. However, the material is a conventional one and is not the focus of the present invention, and therefore will not be described herein.

The fixing nut 4 can be screwed to the external thread 23 of the upper tube 2, and the upper tube 2 and the leak stop group 3 can be locked by screwing the fixing nut 4. The push is fixed to the bathroom washbasin 9. The fixing nut 4 has a polygonal shape for engaging a wrench (not shown) to be screwed to the external thread 23. In this embodiment, the fixing nut 4 is hexagonal.

The lower tube 5 includes a lower body portion 51, an extension portion 52, and a The side hole 53 and an internal thread 54. The lower tubular portion 51 is formed by processing a stainless steel pipe. The extension portion 52 is welded to the side surface of the lower tubular body portion 51. The side hole 53 penetrates the extension portion 52 and the lower tube portion 51. The internal thread 54 is formed on the inner side of the lower tubular portion 51 and can be screwed and fixed to the external thread 23 of the upper tube 2. The forming and forming of the lower tube 5 can be carried out by any conventional means such as punching, turning, etc., but is not limited by the novel.

The active valve block 6 includes an upper valve member 61, a lever 62, A leakage shaft ball 63 and a locking cover 64 are provided. The upper valve member 61 is movably inserted into the through hole 211 of the upper tube 2, and has a plug portion 611 and a braking portion 612 extending downward from the plug portion 611. The shape of the plug portion 611 is matched with the through hole 211 of the upper tube 2. The braking portion 612 has a shaft 613 extending downward from the plug portion 611, and three fins 614 spaced apart from the shaft 613.

One end of the lever 62 is pivotally connected to the shaft of the braking portion 612 613. The other end projects out of the side hole 53 of the lower tube 5. The leakage preventing shaft ball 63 is disposed in the extending portion 52 of the lower tube 5 and is bored by the operating rod 62. The locking cover 64 is removably disposed on the extension portion 52 for fixing the leakage preventing shaft ball 63.

The user can insert the upper body portion 22 of the upper tube 2 in the guard The inside of the bath basin 9 is placed and the end is passed out of the bathroom basin 9. The retaining member 3 is sleeved on the upper tubular body portion 22, and the fixing nut 4 is engaged by the wrench. The wrench is pulled to gradually lock the fixing nut 4 and the leakage preventing group 3 is The pusher is fixed to the bathroom basin 9, and the internal thread 54 of the lower tube 5 is aligned with the external thread 23 of the upper tube 2 and screwed and fixed. Finally, the upper valve member 61 of the movable valve group 6 is inserted into the through hole 211 of the upper tube 2, and the lever 62 is pivoted to the end of the shaft 613 of the upper valve member 61, and the leakage is further installed. The shaft ball 63 and the locking cover 64 are mounted on the extension portion 52 to complete the installation of the present invention.

When the present invention is installed, the fixing nut 4 is directly locked. Up to the external thread 23 of the upper tube 2, the installation of the present invention is relatively convenient compared to conventional ones.

Referring to FIG. 4, when the user pulls the lever 62, the operation is performed. The lever 62 swings with the leakage preventing ball 63 as a fulcrum, and the plug portion 611 can be controlled to be in close contact with or not close to the through hole 211 of the upper tube 2. When the plug portion 611 is in close contact with the through hole 211, water in the bathroom wash basin 9 can be prevented from flowing out from the through hole 211, and when the plug portion 611 does not close the through hole 211, water will be from the bathroom washbasin 9 The inside is excluded along the perforation 211.

In summary, the upper tube 2 and the lower tube 5 are both made of stainless steel. The pipe material is formed into a beautiful shape, which does not need to be processed on the surface multiple times, and the manufacturing cost is relatively low, and when the installation is performed, the fixing nut 4 is directly screwed to the upper pipe 2, The fixed steps are completed and the installation is relatively simple, so the purpose of the present invention can be achieved.

However, the above is only an embodiment of the present invention, when The scope of the present invention is not limited thereto, and any equivalent equivalent changes and modifications made in accordance with the scope of the present patent application and the contents of the patent specification are still within the scope of the present patent.

2‧‧‧Upper tube

21‧‧‧ ring

211‧‧‧Perforation

22‧‧‧Upper body

23‧‧‧ external thread

24‧‧‧through hole

3‧‧‧Leak stop group

31‧‧‧shims

32‧‧‧Stop film

4‧‧‧ fixed nuts

5‧‧‧Under the tube

51‧‧‧ Lower body

52‧‧‧Extension

53‧‧‧ side holes

54‧‧‧ internal thread

6‧‧‧Active valve group

61‧‧‧Upper valve

611‧‧‧

612‧‧‧Brake

613‧‧‧ shaft

614‧‧‧Fins

62‧‧‧Control lever

63‧‧‧Stop shaft

64‧‧‧Lock cover

L‧‧‧ center axis

Claims (3)

The utility model relates to a sanitary drain valve, which is suitable for being installed in a bathroom washbasin, comprising: an upper tube formed by stainless steel pipe, and comprising an annular portion, an upper tubular portion and an external thread, wherein the annular portion can be disposed at the The inside of the bathroom washbasin has a centrally formed perforation, the upper tubular body is welded to the annular portion and extends downward from the annular portion, the upper tubular body portion can pass through the bathroom washbasin, and the external thread is formed The upper body portion; a leak-proof group comprising a gasket and a leak-proof sheet, the gasket and the leak-proof sheet sleeve being disposed on the upper body portion of the upper tube; a fixed nut, a snail Locking to the external thread of the upper tube, and pushing the upper tube and the leakage stop group to the bathroom washbasin; the lower tube includes a lower body portion, an extension portion, a side hole and an internal thread, The lower tubular body is formed by a stainless steel pipe, and the extending portion is welded to a side surface of the lower tubular body portion, the side hole penetrates the extending portion and the lower tubular portion, and the internal thread is formed on the inner side of the lower tubular portion And can be screwed to the external thread of the upper tube; and an active valve group, including an upper valve member a control lever, the upper valve member is movably inserted into the through hole of the upper tube, and has a plug portion and a braking portion extending downward from the plug portion, the plug portion having a shape matching the perforation of the upper tube One end of the lever is pivotally connected to the braking portion, and the other end protrudes from a side hole of the lower tube. Pulling the lever can control the plug to be tight or not close to the perforation of the upper tube. The sanitary drain valve of claim 1, wherein the upper tube further comprises a plurality of through holes formed in the upper body portion. The sanitary drain valve of claim 1, wherein the movable valve block further comprises a leakage preventing shaft ball and a locking cover, wherein the leakage preventing shaft ball is disposed in the extension portion of the lower tube and is worn by the operating rod It is provided that the locking cover is removably disposed at the extension to fix the leakage shaft ball.