CN216640826U

CN216640826U - Normally closed floor drain

Info

Publication number: CN216640826U
Application number: CN202123221686.1U
Authority: CN
Inventors: 陈顺保
Original assignee: Taizhou Yihong Sanitary Ware Co ltd
Current assignee: Taizhou Yihong Sanitary Ware Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-31
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a normally closed floor drain, which relates to the field of floor drains and aims to solve the problems that the floor drain in the prior art is lack of protection and is easy to block in areas with large sand storm.

Description

Normally closed floor drain

Technical Field

The utility model relates to the field of floor drains, in particular to a normally closed floor drain.

Background

The floor drain is an important interface for connecting a drainage pipeline system and the indoor ground, is an important part of a drainage system in a house, has the performance which directly influences the quality of indoor air, and is very important for controlling peculiar smell in a bathroom.

In desert areas and other areas, sand blown by wind is often large, the existing floor drain is an open floor drain, the desert areas are dry and rainy, and the floor drain can cause filter screen blockage due to long-term sand blown by wind in the use process, so that unsmooth flow occurs when water drainage is needed, and the water drainage efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a normally closed floor drain which adopts the technical scheme that the normally closed floor drain comprises a base, a top cover and a filter screen, wherein a cover groove, a net groove and a water leakage groove are formed in the base, the cover groove, the net groove and the water leakage groove are coaxially arranged annular grooves and sink step by step, external water flows downwards along the cover groove, the net groove and the water leakage groove step by step during drainage, the cover groove is matched with the top cover in size, the net groove is matched with the filter screen in size, the top cover can be placed in the cover groove, and the filter screen can be placed in the net groove; the base the top cap with through screwed connection between the filter screen, prevent that it from opening by oneself, cause the filter screen to block up or the top cap is lost.

As a preferred technical scheme of the utility model, the net groove is provided with a threaded hole, the top cover is provided with a counter bore which corresponds to the threaded hole in position and is matched with the threaded hole in size, and the screw can pass through the counter bore to be connected with the threaded hole.

As a preferable technical scheme of the utility model, the filter screen is provided with a plurality of water leakage holes, water can flow through the water leakage holes during drainage, the size of the water leakage holes is not smaller than that of the threaded holes, the positions of the water leakage holes correspond to those of the threaded holes, and screws can pass through the water leakage holes.

As a preferred technical scheme of the utility model, the cover groove, the net groove and the upper edge of the water leakage groove are processed by round corners, so that the top cover and the filter screen are convenient to mount, and the water can flow conveniently.

As a preferred technical scheme of the utility model, the base, the top cover and the filter screen are all circular, and the diameters of the cover groove, the screen groove and the water leakage groove are gradually reduced, so that the filter screen is convenient to place and the top cover is convenient to install.

The utility model has the beneficial effects that: according to the utility model, the top cover is arranged on the upper layer of the filter screen, the floor drain can be sealed through the top cover in seasons without water drainage, the top cover is connected with the base through the screws, when wind sand is large, the filter screen can be blocked to prevent sand stones from blocking the filter screen, and the top cover can be prevented from being blown off by strong wind, so that the stability of blocking the wind sand is improved, and when water drainage is required, the amount of flying sand in the air is small, the top cover can be manually opened to start water drainage, so that the applicability in special regions such as deserts is enhanced.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings needed to be used in the detailed description or the prior art will be briefly described below; the elements or parts are not necessarily drawn to scale in all figures.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a base structure according to the present invention;

FIG. 3 is an exploded view of the structure of the present invention;

FIG. 4 is a cross-sectional view of the base of the present invention.

In the figure: 1. a base; 2. a top cover; 3. filtering with a screen; 4. a counter bore; 5. a threaded hole; 6. a cover groove; 7. a mesh groove; 8. a water leakage groove.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 to 4, the utility model discloses a normally closed floor drain, which adopts the technical scheme that the floor drain comprises a base 1, a top cover 2 and a filter screen 3, wherein the base 1 is provided with a cover groove 6, a net groove 7 and a water leakage groove 8, the cover groove 6, the net groove 7 and the water leakage groove 8 are coaxially arranged annular grooves and sink step by step, the net groove 7 is provided with a threaded hole 5, the top cover 2 is provided with a counter bore 4 which corresponds to the threaded hole 5 in position and is matched with the threaded hole in size, the filter screen 3 is provided with a plurality of water leakage holes, the size of each water leakage hole is not smaller than the size of the threaded hole 5, the water leakage holes correspond to the threaded hole 5 in position, the cover groove 6 is matched with the top cover 2 in size, and the net groove 7 is matched with the filter screen 3 in size; the base 1 the top cap 2 with through screwed connection between the filter screen 3, during the installation, pass the screw counter bore and leak the hole and link to each other with screw hole 5 to unable adjustment base 1, top cap 2 and filter screen 3.

As a preferable technical scheme of the utility model, the cover groove 6, the net groove 7 and the water leakage groove 8 are processed at the upper edges by rounding, when the top cover 2 and the filter screen 3 are placed, the top cover can slide downwards along the rounded corners, and the installation is convenient.

As a preferable technical scheme of the utility model, the base 1, the top cover 2 and the filter screen 3 are all circular, and the diameters of the cover groove 6, the mesh groove 7 and the water leakage groove 8 are gradually reduced.

The working principle of the utility model is as follows: install base 1 at the drainage pipeline mouth, place filter screen 3 in the screen groove 7, with top cap 2 lock in lid groove 6, pass the screw counter bore 4 and the hole that leaks on the filter screen 3 and link to each other with screw hole 5.

When water needs to be drained, the screw is taken down, the top cover 2 is opened, the drained water flows into the net groove 7 from the cover groove 6, after being filtered by the filter screen 3, large-size impurities are intercepted on the filter screen 3, and the water enters the sewer pipe through the water leakage groove 8; after the drainage is finished, the top cover 2 is buckled to close the floor drain again.

The mechanical connection according to the utility model is a conventional means used by the skilled person and can be suggested by limited trials and is common general knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments thereof, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art without departing from the scope of the present invention.

Claims

1. A normal close formula floor drain, its characterized in that: the filter screen is characterized by comprising a base (1), a top cover (2) and a filter screen (3), wherein a cover groove (6), a net groove (7) and a water leakage groove (8) are formed in the base (1), the cover groove (6), the net groove (7) and the water leakage groove (8) sink step by step, the cover groove (6) is matched with the top cover (2) in size, and the net groove (7) is matched with the filter screen (3) in size; the base (1), the top cover (2) and the filter screen (3) are connected through screws.

2. A normally closed floor drain according to claim 1, characterized in that: the net groove (7) is provided with a threaded hole (5), and the top cover (2) is provided with a counter bore (4) which corresponds to the threaded hole (5) in position and is matched with the threaded hole in size.

3. A normally closed floor drain according to claim 2, characterized in that: the filter screen (3) is provided with a plurality of water leakage holes, the size of each water leakage hole is not smaller than that of the corresponding threaded hole (5), and the water leakage holes correspond to the threaded holes (5).

4. A normally closed floor drain according to claim 1, characterized in that: and the cover groove (6), the net groove (7) and the water leakage groove (8) are subjected to round angle treatment at the upper edges.

5. A normally closed floor drain according to claim 1, characterized in that: the base (1), the top cover (2) and the filter screen (3) are circular, the cover groove (6), the net groove (7) and the water leakage groove (8) are coaxially arranged annular grooves, and the diameters of the annular grooves are gradually reduced.