Counter basin with hidden overflow structure

Abstract

The utility model discloses a counter basin with a hidden overflow structure, which comprises a basin body, the basin body is provided with a water storage cavity, the bottom of the water storage cavity is provided with an overflow cavity, the water storage cavity is communicated with the overflow cavity, the overflow cavity is provided with an overflow port, and the overflow port is communicated with an overflow channel; the one-way valve is mounted at the overflow port, and when the water level of the water storage cavity reaches the preset overflow water level, the water pressure at the one-way valve is larger than the opening pressure of the one-way valve, so that the one-way valve opens the overflow port. The one-way valve is mounted at the overflow port of the overflow cavity, so that the problems that impurities in water flow enter an overflow channel to accumulate for a long time and go bad and stink during normal use, and water in the overflow channel flows back can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bathrooms, in particular to a basin with a hidden overflow structure. Background Art

[0002] The overflow hole of a conventional basin is usually arranged in the basin. For some basins with thin walls or special designs, the overflow hole can only be cancelled, which cannot meet normal use requirements. In the prior art, the Chinese utility model with application number 202320075835.8 discloses a hidden overflow basin, including a basin body with a drain, a drainer is arranged in the drain, a basin seat for assembly is arranged outside the basin body, an overflow device is installed in the basin seat, and the overflow device is composed of an overflow device with a water passage and an overflow pipe connected to the overflow device and forming an overflow channel inside, an overflow hole is opened on the wall surface of the upper part of the overflow device, and the lower part of the overflow device is a columnar structure, and a drainage hole is opened on the wall surface of the lower part of the overflow device. This structure connects the overflow hole and the drain hole through the overflow pipe to achieve overflow, so that the basin does not need to be provided with an overflow hole. However, when overflow is not required, the overflow port is also in an open state. During normal use, foreign matter will enter the overflow pipe and cause pipe blockage or bacterial growth, and the water in the overflow pipe will have the problem of backflow. Utility Model Content

[0003] In view of the technical problems existing in the prior art, the utility model provides a basin with a hidden overflow structure, in which a one-way valve is installed at the overflow port of the overflow chamber, thereby preventing impurities in the water flow from entering the overflow channel and accumulating for a long time during normal use, causing deterioration and odor, as well as the problem of water backflow in the overflow channel.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a basin with a hidden overflow structure, including a basin body, the basin body is provided with a water storage chamber, the bottom of the water storage chamber has an overflow chamber, the water storage chamber and the overflow chamber are connected to each other, the overflow chamber is provided with an overflow port, and the overflow port is connected to an overflow channel; it also includes a one-way valve, which is installed at the overflow port. When the water level in the water storage chamber reaches a preset overflow water level, the water pressure at the position of the one-way valve is greater than the one-way valve opening pressure, so that the one-way valve opens the overflow port.

[0005] Furthermore, the highest water level of the overflow channel is consistent with the overflow water level. When the water level of the water storage chamber reaches the overflow water level, the one-way valve is pushed by the water flow entering the overflow chamber to open the overflow port.

[0006] Furthermore, the overflow channel has a turning section located outside the basin body and in an inverted U shape, and the highest point inside the turning section is flush with the overflow water level.

[0007] Furthermore, the one-way valve includes a one-way cover plate, which opens or closes the overflow port by flipping; when the water level in the water storage chamber is lower than the overflow water level, the one-way cover plate flips to close the overflow port by relying on its own weight and / or a preset reset member.

[0008] Furthermore, the one-way valve also includes a valve housing with two ends connected therethrough, one end of the one-way cover plate is rotatably connected to the valve housing, and the valve housing is installed in the overflow port.

[0009] Furthermore, a drain port is provided at the bottom of the overflow cavity, the overflow port is located on the side wall of the overflow cavity, the side wall of the overflow cavity is also provided with a water outlet connected to the drain port, and the overflow port is connected to the water outlet through an overflow channel.

[0010] Furthermore, it also includes a drain, which is installed in the overflow chamber to control whether the overflow chamber is drained or not. The drain is located below the overflow port and the water outlet is not blocked.

[0011] Furthermore, the drain is provided with a filter part, and the water from the overflow chamber and / or the water outlet is filtered by the filter part and then flows to the drain outlet; the water shut-off core of the drain is a bouncing core that can be pressed to control opening and closing.

[0012] Furthermore, the wall body where the overflow chamber is located is integrally formed with the basin body, or the overflow chamber is provided in an overflow shell, and the overflow shell is connected to the basin body.

[0013] Furthermore, the overflow channel is integrally formed with the basin body, or the overflow channel is an overflow pipe independent of the basin body.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model also includes a one-way valve, which is installed at the overflow port. When the water level in the water storage chamber reaches a preset overflow water level, the one-way valve opens the overflow port, so that the overflow port remains closed when it is in a non-overflow state, so as to avoid the problem of impurities in the water flow entering the overflow channel and accumulating for a long time during normal use, causing deterioration and odor, as well as the problem of water backflow in the overflow channel.

[0016] 2. The one-way valve includes a one-way cover plate, which opens or closes the overflow port by flipping. When the water level in the water storage chamber is lower than the overflow water level, the one-way cover plate flips to close the overflow port by relying on its own weight and / or a preset reset member. The structure is simple, and the one-way valve can be automatically opened and closed by the one-way cover plate.

[0017] 3. The drain is provided with a filter part to filter the water from the overflow chamber and / or the water outlet and then flow to the drain outlet, so as to prevent impurities in the water from the overflow chamber and / or the water outlet from flowing into the sewer pipe and causing the sewer pipe to be blocked.

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments; however, the basin with a hidden overflow structure of the utility model is not limited to the embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the basin of the utility model;

[0020] Figure 2 This is a front view of the basin of the utility model;

[0021] Figure 3 It is a side view of the basin of the utility model;

[0022] Figure 4 It is a cross-sectional schematic diagram of the basin of the utility model;

[0023] Figure 5 yes Figure 4 A magnified schematic diagram of point A;

[0024] Figure 6 This is a schematic diagram of the basin (the water level in the water storage chamber has not reached the overflow level);

[0025] Figure 7 This is a schematic diagram of the basin principle (the water level in the water storage chamber reaches the overflow level);

[0026] In the figure: 1. overflow chamber; 11. overflow port; 12. drain port; 13. water outlet; 2. overflow channel; 21. turning section; 3. one-way valve; 31. valve housing; 32. one-way cover plate; 4. overflow water level; 5. drain; 51. filter part; 52. bouncing core; 10. basin body; 101. water storage chamber. DETAILED DESCRIPTION

[0027] In the present invention, the directions or positional relationships indicated by "upper", "lower", "inner", "outer", "top", "bottom" and the like in the description are based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present invention. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] In addition, "and / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can represent three situations: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the objects associated before and after are in an "or" relationship. In the description of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "provided with", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] See also Figure 1-Figure 7 As shown, a basin with a hidden overflow structure of the utility model includes a basin body 10, the basin body 10 is provided with a water storage chamber 101, the bottom of the water storage chamber 101 has an overflow chamber 1, the water storage chamber 101 and the overflow chamber 1 are connected to each other, the overflow chamber 1 is provided with an overflow port 11, and the overflow port 11 is connected to an overflow channel 2. A one-way valve 3 is also included, the one-way valve 3 is installed at the overflow port 11, when the water level of the water storage chamber 101 reaches a preset overflow water level 4, the water pressure at the position of the one-way valve 3 is greater than the opening pressure of the one-way valve 3, so that the one-way valve 3 opens the overflow port 11.

[0030] The highest water level of the overflow channel 2 is consistent with the overflow water level 4. When the water level of the water storage chamber 101 reaches the overflow water level 4, the one-way valve 3 is pushed by the water flow entering the overflow chamber 1 to open the overflow port 11. The overflow water level 4 can be set according to specific needs, that is, the overflow water level 4 can be adjusted by adjusting the highest water level of the overflow channel 2. Specifically, the overflow channel 2 has a turning section 21 located outside the basin body 10 and in an inverted U shape, and the highest point inside the turning section 21 is flush with the overflow water level 4.

[0031] The one-way valve 3 includes a one-way cover plate 32, which opens or closes the overflow port 11 by flipping. When the water level of the water storage chamber 101 is lower than the overflow water level 4, the one-way cover plate 32 flips by its own weight to close the overflow port 11. The one-way valve 3 also includes a valve housing 31 with two ends connected, one end of the one-way cover plate 32 is rotatably connected to the valve housing 31, and the valve housing 31 is installed in the overflow port 11. In other embodiments, the one-way cover plate 32 can be reset and flipped to close the overflow port 11 by a preset reset member.

[0032] A drain port 12 is provided at the bottom of the overflow chamber 1 . The overflow port 11 is located on the side wall of the overflow chamber 1 . A water outlet 13 connected to the drain port 12 is also provided on the side wall of the overflow chamber 1 . The overflow port 11 is connected to the water outlet 13 through the overflow channel 2 .

[0033] The utility model further includes a drain 5, which is installed in the overflow chamber 1 to control whether the overflow chamber 1 is drained or not. The drain 5 is located below the overflow port 11 and does not block the water outlet 13. The drain 5 is provided with a filter 51, and the water flow from the overflow chamber 1 and the water outlet 13 is filtered by the filter 51 and then flows to the drain port 12. Specifically, the water shut-off core of the drain 5 is a spring core 52 that can be pressed to control opening and closing.

[0034] In this embodiment, the wall of the overflow chamber 1 is formed integrally with the basin body 10. In other embodiments, the overflow chamber is provided in an overflow housing, and the overflow housing is connected to the basin body.

[0035] In this embodiment, the overflow channel 2 is an overflow pipe independent of the basin body 10. In other embodiments, the overflow channel 2 and the basin body 10 are integrally formed.

[0036] The utility model discloses a basin with a hidden overflow structure, the principle of which is as follows: Figure 6 , 7 As shown, when the water flow in the water storage body is lower than the overflow water level 4, the one-way valve 3 is closed, so that when overflow is not required, the water flow and the debris in the water flow can be prevented from entering the overflow channel 2 and staying there for a long time, causing the overflow channel 2 to smell bad. When the water flow in the water storage body reaches the overflow water level 4, the one-way cover plate 32 of the one-way valve 3 is opened, and the water flows from the overflow port 11 to the water outlet 13, and then is discharged from the drain port 12 to the sewer pipe.

[0037] The utility model is a basin with a hidden overflow structure, in which the overflow port 11 is hidden in the overflow cavity 1 at the bottom of the basin body 10, eliminating the need to set the overflow port in the water storage cavity 101 of the basin body 10, making the basin beautiful as a whole, and solving the defect that some basins with thin walls or special shapes cannot be provided with overflow ports. At the same time, a one-way valve 3 is provided at the overflow port 11, so that it remains in a closed state when in a non-overflowing state, thereby preventing impurities in the water flow from entering the overflow channel 2 during normal use and accumulating for a long time and causing deterioration and odor, and preventing the problem of water backflow in the overflow channel 2.

[0038] The utility model provides a basin with a hidden overflow structure, and the unrelated parts are the same as those in the prior art or can be implemented by adopting the prior art.

[0039] The above embodiments are only used to further illustrate a basin with a hidden overflow structure of the utility model, but the utility model is not limited to the embodiments. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model fall within the protection scope of the technical solution of the utility model.

Claims

1. A basin with a hidden overflow structure, comprising a basin body, the basin body is provided with a water storage cavity, the bottom of the water storage cavity is provided with an overflow cavity, the water storage cavity and the overflow cavity are communicated with each other, the overflow cavity is provided with an overflow port, and the overflow port is communicated with an overflow channel; characterized in that: It also includes a one-way valve installed at the overflow port. When the water level in the water storage chamber reaches a preset overflow water level, the water pressure at the position of the one-way valve is greater than the one-way valve opening pressure, so that the one-way valve opens the overflow port.

2. The basin with hidden overflow structure according to claim 1, characterized in that: The highest water level of the overflow channel is consistent with the overflow water level. When the water level of the water storage chamber reaches the overflow water level, the one-way valve is pushed by the water flow entering the overflow chamber to open the overflow port.

3. The basin with hidden overflow structure according to claim 2, characterized in that: The overflow channel has a turning section which is located outside the basin body and is in an inverted U shape, and the highest point inside the turning section is flush with the overflow water level.

4. The basin with hidden overflow structure according to claim 2, characterized in that: The one-way valve includes a one-way cover plate, which opens or closes the overflow port by flipping; when the water level in the water storage chamber is lower than the overflow water level, the one-way cover plate flips to close the overflow port by relying on its own weight and / or a preset reset member.

5. The basin with hidden overflow structure according to claim 4, characterized in that: The one-way valve also includes a valve housing with two ends connected therethrough, one end of the one-way cover plate is rotatably connected to the valve housing, and the valve housing is installed in the overflow port.

6. The basin with hidden overflow structure according to any one of claims 1 to 5, characterized in that: A drain port is provided at the bottom of the overflow cavity, and the overflow port is located on the side wall of the overflow cavity. The side wall of the overflow cavity is also provided with a water outlet connected to the drain port, and the overflow port is connected to the water outlet through the overflow channel.

7. The basin with hidden overflow structure according to claim 6, characterized in that: It also includes a drain, which is installed in the overflow cavity to control whether the overflow cavity is drained. The drain is located below the overflow port and does not block the water outlet.

8. The basin with hidden overflow structure according to claim 7, characterized in that: The drain is provided with a filter part, and the water from the overflow chamber and / or the water outlet is filtered by the filter part and then flows to the drain outlet; the water shut-off core of the drain is a bouncing core that can be pressed to control opening and closing.

9. The basin with hidden overflow structure according to claim 1, characterized in that: The wall body where the overflow chamber is located is integrally formed with the basin body, or the overflow chamber is arranged in an overflow shell, and the overflow shell is connected to the basin body.

10. The basin with hidden overflow structure according to claim 1 or 9, characterized in that: The overflow channel is integrally formed with the basin body, or the overflow channel is an overflow pipe independent of the basin body.

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