CN210857421U

CN210857421U - Antifouling structure and no water tank closestool in main water route of dashing

Info

Publication number: CN210857421U
Application number: CN201920863801.9U
Authority: CN
Inventors: 张凤荣; 张祖连; 钟志军
Original assignee: Xiamen R&T Plumbing Technology Co Ltd
Current assignee: Xiamen R&T Plumbing Technology Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-06-26
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a main antifouling structure and no water tank closestool in water route of dashing, including the control valve, the control valve includes inhalant canal, first water outlet channel and first case, first case is used for control inhalant canal with break-make between the first water outlet channel, first water outlet channel is for being used for carrying out the main water route of dashing that supplies water to the urinal bottom, and be equipped with antifouling unit on the first water outlet channel, this scheme prevents that first case from being corroded by the filth through setting up antifouling unit on first water outlet channel, influences the stagnant water effect, improves the stagnant water stability of control valve.

Description

Antifouling structure and no water tank closestool in main water route of dashing

Technical Field

The utility model relates to a bathroom field specifically is a main antifouling structure and no water tank closestool in water route of dashing.

Background

In the existing control valve for supplying water to the main flushing path, because part of toilets adopt a water-free tank or a low water tank, the installation position of the control valve is lower, the height of a valve core for controlling the on-off of the main flushing path is generally lower than the water sealing surface of a urinal, under the condition, sewage easily flows back to the valve core, the valve core is corroded, and the water stopping effect of the control valve is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a main antifouling structure and no water tank closestool in towards water route for solving above-mentioned problem.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a main antifouling structure who dashes water route, includes the control valve, the control valve includes inhalant canal, first exhalant canal and first case, first case is used for control inhalant canal with break-make between the first exhalant canal, first exhalant canal is for being used for carrying out the main water route of dashing that supplies water to the urinal bottom, and be equipped with antifouling unit on the first exhalant canal.

Preferably, the anti-fouling unit is a filter screen or a check valve.

Preferably, the control valve is further provided with a second water outlet channel and a second valve core, and the second valve core is used for controlling the on-off of the water inlet channel and the second water outlet channel.

Preferably, the control valve is further provided with a first valve port and a second valve port, the first valve core is in open-close fit with the first valve port to communicate or cut off the water inlet channel and the first water outlet channel, the second valve core is in open-close fit with the second valve port to communicate or cut off the water inlet channel and the second water outlet channel, when the first valve port is opened by the first valve core, the second valve port is closed by the second valve core, and when the first valve port is closed by the first valve core, the second valve port is opened by the second valve core.

Preferably, when the first valve port is closed, the water flow of the water inlet channel provides a positive pressure to the second valve core, so that the second valve core opens the second valve port, the valve further comprises an elastic member, the elastic member provides an elastic force to the second valve core to close the second valve port, when the first valve port is opened, the water pressure of the water inlet channel is insufficient to overcome the elastic force of the elastic member, and the second valve core closes the second valve port under the elastic force.

Preferably, the second water outlet passage is a brush ring water passage for supplying water for washing an inner wall surface of a toilet bowl.

Preferably, the first valve core is a water stop gasket, the control valve further comprises a back pressure cavity and a pressure relief opening communicated with the back pressure cavity, the pressure of the back pressure cavity is controlled by controlling the opening and closing of the pressure relief opening, the water stop gasket is controlled by the pressure of the back pressure cavity to move so as to control the connection and disconnection between the water inlet channel and the first water outlet channel, and the opening and closing of the pressure relief opening is controlled by an electric control unit or a mechanical unit.

Preferably, be equipped with anti-siphon unit on the inhalant canal, still including being used for control the open and close valve of inhalant canal switching, anti-siphon unit set up in the low reaches of open and close valve.

Preferably, the height of the first valve core is lower than the horizontal line of the water cover of the toilet bowl.

The utility model discloses a closestool without water tank, including above-mentioned arbitrary one main antifouling structure in water route of dashing.

The utility model has the advantages that:

the utility model discloses a main antifouling structure in water route that dashes, including the control valve, the control valve includes inhalant canal, first water outlet channel and first case, first case is used for control the inhalant canal with break-make between the first water outlet channel, first water outlet channel is for being used for carrying out the main water route that dashes that supplies water to the urinal bottom, and be equipped with non-return unit on the first water outlet channel, in order to stop the rivers refluence of first water outlet channel, this scheme prevents that first case from being corroded by the filth through setting up antifouling unit on first water outlet channel, influences the stagnant water effect, improves the stagnant water stability of control valve.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a perspective view of a toilet bowl with an antifouling structure of a main flushing path according to the present invention;

fig. 2 is a cross-sectional view of a toilet bowl with a main flushing path and an anti-fouling structure according to the present invention;

fig. 3 is a perspective view of the control valve of the antifouling structure of the main flushing path according to the present invention;

fig. 4 is a cross-sectional view of the control valve of the antifouling structure of the main flushing path of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 4, an antifouling structure of a main flush passage comprises a control valve 1, wherein the control valve 1 comprises a water inlet passage 10, a first water outlet passage 11 and a first valve core 20, the first valve core 20 is used for controlling the connection and disconnection between the water inlet passage 10 and the first water outlet passage 11, the first water outlet passage 11 is the main flush passage for supplying water to the bottom of a urinal, and an antifouling unit is arranged on the first water outlet passage 11.

In this embodiment, the anti-fouling unit is a check valve 2 to prevent the water flow in the first water outlet channel 11 from flowing backwards.

In other embodiments, the anti-fouling unit is a filter screen, so as to prevent the dirt on the bottom of the urinal from flowing back to the first valve core 20.

In this embodiment, the control valve 1 is further provided with a second water outlet passage 12 and a second valve core 30, and the second valve core 30 is used for controlling the on-off of the water inlet passage 10 and the second water outlet passage 12.

In this embodiment, the control valve 1 further includes a first valve port 13 and a second valve port 14, the first valve element 20 is in open-close engagement with the first valve port 13 to communicate or cut off the water inlet passage 10 and the first water outlet passage 11, the second valve element 30 is in open-close engagement with the second valve port 14 to communicate or cut off the water inlet passage 10 and the second water outlet passage 12, when the first valve element 20 opens the first valve port 13, the second valve element 30 closes the second valve port 14, and when the first valve element 20 closes the first valve port 13, the second valve element 30 opens the second valve port 14.

In this embodiment, when the first valve port 13 is closed, the water flow of the water inlet channel 10 provides a positive pressure to the second valve spool 30, so that the second valve spool 30 opens the second valve port 14, and further comprising an elastic member 31, the elastic member 31 provides an elastic force to the second valve spool 30 to close the second valve port 14, when the first valve port 13 is opened, the water pressure of the water inlet channel 10 is insufficient to overcome the elastic force of the elastic member 31, and the second valve spool 30 closes the second valve port 14 under the elastic force.

In the present embodiment, the second water outlet passage 12 is a brush ring water passage for supplying water for cleaning the inner wall surface of the toilet bowl.

In this embodiment, the first valve element 20 is a check pad, the control valve 1 further includes a back pressure chamber 40 and a pressure relief port 41 communicated with the back pressure chamber 40, the pressure of the back pressure chamber 40 is controlled by controlling the opening and closing of the pressure relief port 41, and the pressure of the back pressure chamber 40 controls the movement of the check pad to further control the on-off between the water inlet passage 10 and the first water outlet passage 11, wherein the opening and closing of the pressure relief port 41 is controlled by an electronic control unit, specifically, an electromagnetic valve is adopted.

In other embodiments, the opening and closing of the pressure relief port 41 may be controlled by a mechanical unit.

In this embodiment, be equipped with anti-siphon unit 50 on inhalant canal 10, it is concrete, anti-siphon unit 50 includes anti-siphon hole 51 and anti-siphon seat 52 that are linked together with the atmosphere, when inhalant canal 10 intakes, anti-siphon seat 52 is in close under inhalant canal 10's the inlet pressure effect anti-siphon hole 51, when control valve 1 formed the negative pressure, anti-siphon seat 52 opened anti-siphon hole 51.

In this embodiment, the siphon unit further includes an open/close valve 60 for controlling the opening and closing of the water inlet passage 10, and the siphon unit 50 is disposed downstream of the open/close valve 60.

In this embodiment, the height of the first valve core 20 is lower than the horizontal line of the cover H of the toilet bowl.

The specific working process of this embodiment is as follows:

when the first valve port 13 is controlled to be closed by the electromagnetic valve, the water flow of the water inlet channel 10 provides positive pressure to the second valve core 30, so that the second valve core 30 opens the second valve port 14, and at the moment, the water inlet channel 10 is communicated with the second water outlet channel 12, so as to clean the inner wall surface of the urinal; when the first valve port 13 is controlled to be opened by the electromagnetic valve, the water pressure of the water inlet channel 10 is not enough to overcome the elastic force of the elastic element 31, and then the second valve core 30 closes the second valve port 14 under the action of the elastic force, at the moment, the water inlet channel 10 is communicated with the first water outlet channel 11 to supply water to the bottom of the toilet, when the water flow of the first water outlet channel 11 flows backwards, the check valve 2 closes the first water outlet channel 11, so that the first valve core 20 is prevented from being corroded by dirt, the water stopping effect is prevented from being influenced, and the water stopping stability of the control valve 1 is improved.

The utility model discloses a closestool without a water tank, including foretell antifouling structure in main water route of dashing.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a main antifouling structure who dashes water route which characterized in that, includes the control valve, the control valve includes inhalant canal, first exhalant canal and first case, first case is used for controlling inhalant canal with break-make between the first exhalant canal, first exhalant canal is for being used for carrying out the main water route of dashing of supplying water to urinal bottom to be equipped with antifouling unit on the first exhalant canal.

2. The antifouling structure of a main water flushing path according to claim 1, wherein the antifouling unit is a filter screen or a check valve.

3. The antifouling structure of a main flushing path as claimed in claim 1, wherein the control valve is further provided with a second water outlet channel and a second valve core, and the second valve core is used for controlling the on-off of the water inlet channel and the second water outlet channel.

4. The antifouling structure of a main flush channel according to claim 3, wherein the control valve further comprises a first valve port and a second valve port, the first valve element is in open-close engagement with the first valve port to communicate or block the water inlet channel and the first water outlet channel, the second valve element is in open-close engagement with the second valve port to communicate or block the water inlet channel and the second water outlet channel, the second valve element closes the second valve port when the first valve element opens the first valve port, and the second valve element opens the second valve port when the first valve element closes the first valve port.

5. The anti-fouling structure of a main flushing path according to claim 4, wherein when the first valve port is closed, the water flow of the inlet channel provides a positive pressure to the second valve spool, so that the second valve spool opens the second valve port, and further comprising an elastic member, the elastic member provides an elastic force to the second valve spool to close the second valve port, when the first valve port is opened, the water pressure of the inlet channel is not enough to overcome the elastic force of the elastic member, and the second valve spool closes the second valve port under the elastic force.

6. The antifouling structure of a main flush passage according to claim 3, wherein the second water outlet passage is a brush ring water passage for supplying water for washing an inner wall surface of a toilet bowl.

7. The antifouling structure of a main flushing path according to claim 1, wherein the first valve core is a water cushion, the control valve further comprises a back pressure chamber and a pressure relief port communicated with the back pressure chamber, the pressure of the back pressure chamber is controlled by controlling the opening and closing of the pressure relief port, the water stop pad is controlled by the pressure of the back pressure chamber to move, and the water inlet channel and the first water outlet channel are controlled to be connected and disconnected, and the opening and closing of the pressure relief port is controlled by an electric control unit or a mechanical unit.

8. The antifouling structure of a main flushing path as claimed in claim 1, wherein the inlet channel is provided with an anti-siphon unit, and further comprising an open/close valve for controlling the opening and closing of the inlet channel, and the anti-siphon unit is disposed downstream of the open/close valve.

9. The antifouling structure of a main flushing path according to claim 1, wherein the height of the first valve core is lower than the horizontal line of the cover of the toilet bowl.

10. A tankless toilet comprising a main flush path anti-fouling structure according to any of claims 1 to 9.