CN219825486U

CN219825486U - Toilet flushing system and toilet

Info

Publication number: CN219825486U
Application number: CN202320243601.XU
Authority: CN
Inventors: 林孝发; 林孝山; 陈东生; 陈楚群; 陈跃钦
Original assignee: Jomoo Kitchen and Bath Co Ltd
Current assignee: Jomoo Kitchen and Bath Co Ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-10-13
Anticipated expiration: 2033-02-17

Abstract

The utility model discloses a toilet flushing system and a toilet, wherein the toilet flushing system comprises a water pump for pumping water in a toilet water tank and a hydraulic drainage valve for controlling the opening and closing of a drainage outlet of the toilet water tank, and the output end of the water pump is communicated with a hydraulic interface of the hydraulic drainage valve and an injection port at the bottom of a toilet bowl through a multi-way pipe or a switching valve so as to provide pressure water for the hydraulic drainage valve and assist water for the injection port. The utility model directly adopts the water pump to provide the auxiliary flushing water for the jet orifice of the closestool, and the water of the water pump comes from the water tank, so that the utility model not only can ensure the flushing effect, but also can avoid being influenced by the water pressure of the inlet water, ensure the flushing stability, and is beneficial to reducing the water flow noise. In addition, the utility model can realize strong flushing of the jet orifice by adopting one water pump without additionally arranging other flushing assisting equipment, thereby being beneficial to reducing the cost.

Description

Toilet flushing system and toilet

Technical Field

The utility model relates to the technical field of toilets, in particular to a toilet flushing system and a toilet.

Background

With the increasing popularity of low-level toilets, the flushing effect of the toilets is also facing greater challenges, and the potential energy of the water in the low-level cistern is insufficient to effectively flush the toilet due to the requirement that the cistern be positioned as low as possible above the upper surface of the toilet seat. To address this problem, some toilets use a water pump to pump water from a low level tank to flush the toilet. In order to further improve the flushing effect, a flushing assisting design is added on the basis of a water pump. For example, the chinese application No. 202210651784.9 discloses a toilet bowl with enhanced flushing force, wherein the flushing system of the toilet bowl is a toilet bowl, and the flushing system comprises a hydraulic drain valve, a water pump and a flushing-assisting water inlet valve, wherein the hydraulic drain valve is installed at a water outlet of a water tank, an output end of the water pump is respectively connected with a flushing-assisting water inlet valve and a driving section of hydraulic drainage through a multi-way pipe so as to respectively drive the flushing-assisting water inlet valve and the hydraulic drain valve to be opened, the flushing-assisting water inlet valve is arranged between a water inlet pipe and a flushing-assisting channel, and the flushing-assisting channel is used as an output end of the flushing-assisting water inlet valve and is connected with a spraying pipe of the toilet bowl. Therefore, the flushing-assisting water inlet valve and the hydraulic water discharge valve of the toilet can control water flow to enter the injection pipeline to perform injection flushing, namely, the water flow output by the flushing-assisting water inlet valve provides assistance and is converged with the water flow output by the hydraulic water discharge valve to flow out of the injection port of the toilet together, so that the water flow flushing force of the injection port of the toilet is greatly enhanced, and the flushing effect is greatly improved. However, such a flushing system of a toilet has the following disadvantages: the flushing-assisting water inlet valve is directly connected with the water pipeline, so that the waterway where the flushing-assisting water inlet valve is positioned is greatly influenced by water pressure, the flushing flow is greatly different when the water pressure is high and the flushing flow is low, and the water flow noise is large.

Disclosure of Invention

Aiming at the technical problems existing in the prior art, the utility model provides a toilet flushing system and a toilet, which directly adopt a water pump to provide flushing assistance and solve the problems that the flushing assistance provided by a flushing assistance water inlet valve is greatly influenced by water pressure and the like.

The technical scheme adopted for solving the technical problems is as follows: the toilet flushing system comprises a water pump for pumping water in a toilet water tank and a hydraulic drainage valve for controlling the opening and closing of a drainage outlet of the toilet water tank, wherein the output end of the water pump is communicated with a hydraulic interface of the hydraulic drainage valve and an injection port at the bottom of a toilet bowl through a multi-way pipe or a switching valve so as to provide pressurized water for the hydraulic drainage valve and assist flushing for the injection port.

Furthermore, the output end of the water pump is communicated with a washing port at the top of the toilet bowl through the multi-way pipe or the switching valve.

Further, the multi-way pipe or the switching valve is provided with a water inlet, a first water outlet, a second water outlet and a third water outlet, the water inlet is communicated with the output end of the water pump, the first water outlet is communicated with the washing opening, the second water outlet is communicated with the hydraulic interface of the hydraulic drainage valve, and the third water outlet is communicated with the injection opening.

Further, during flushing, the first water outlet of the switching valve is firstly opened, after the first water outlet is closed, the second water outlet and the third water outlet are opened, and after the second water outlet and the third water outlet are closed, the first water outlet is opened again.

Further, the switching valve comprises a motor, a valve body and a hollow switching shaft, the valve body is provided with the water inlet, a first water outlet, a second water outlet and a third water outlet, the switching shaft can be rotatably connected into the valve body around the axis of the switching shaft, one end of the switching shaft is provided with a water inlet hole communicated with the water inlet, and the side wall of the switching shaft is provided with a first water passing hole, a second water passing hole and a third water passing hole communicated with the water inlet hole; the motor is arranged on the valve body, and an output shaft of the motor is in transmission connection with the other end of the switching shaft so as to drive the switching shaft to rotate, so that the first water passing hole corresponds to or is staggered with the inside and outside of the first water outlet, the second water passing hole corresponds to or is staggered with the inside and outside of the second water outlet, and the third water passing hole corresponds to or is staggered with the inside and outside of the third water outlet.

Further, the hydraulic drain valve is connected with a manual flushing pull rope.

Furthermore, the hydraulic drain valve, the water pump and the switching valve are connected in a modularized mode.

The utility model also provides a closestool, which comprises a closestool seat provided with a water tank, wherein the top of a urinal of the closestool seat is provided with a washing opening, the bottom of a urinal of the closestool seat is provided with an injection opening, the bottom of the water tank is provided with a water outlet, and the water outlet is communicated with the injection opening; the water flushing system of the toilet bowl further comprises the water flushing system of the toilet bowl, the hydraulic drain valve is arranged at a drain outlet of the water tank, and a water inlet end of the water pump is communicated with the water tank.

Further, a first nozzle is arranged at the brushing opening, and/or a second nozzle communicated with the spraying opening is arranged at the bottom of the urinal of the toilet seat, and the water inlet end of the second nozzle is communicated with the water outlet end of the water pump through the multi-way pipe or the switching valve.

Further, the water pump is arranged in the water tank.

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

1. the output end of the water pump is communicated with the hydraulic interface of the hydraulic drainage valve and the jet orifice at the bottom of the toilet bowl through the multi-way pipe or the switching valve so as to provide pressure water for the hydraulic drainage valve and assist water for the jet orifice, so that the water pump is directly used for providing assist water for the jet orifice of the toilet bowl, and the water of the water pump comes from the water tank, thereby ensuring the assist water effect, avoiding the influence of water pressure of inflow, ensuring stable flushing and being beneficial to reducing water flow noise. In addition, the utility model can realize strong flushing of the jet orifice by adopting one water pump without additionally arranging other flushing assisting equipment, thereby being beneficial to reducing the cost.

2. As a preferable mode, the output end of the water pump is communicated with the hydraulic interface of the hydraulic drain valve and the jet orifice at the bottom of the toilet bowl through the switching valve, so that the flushing sequence is convenient to control, the flushing is convenient to be performed after the flushing is performed, and the effects of high-efficiency water conservation and high-efficiency flushing are achieved.

3. The hydraulic drain valve is provided with a manual flushing pull rope, and emergency flushing can be performed even if no electricity is used.

4. The hydraulic drain valve, the water pump and the switching valve are connected in a modularized mode, and are convenient to install and detach.

5. The arrangement of the first nozzle/the second nozzle can improve the impact force of water flow, thereby further improving the flushing effect.

The utility model is described in further detail below with reference to the drawings and examples; a toilet flushing system and toilet of the present utility model is not limited to the embodiment.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic perspective view of a hydraulic drain valve of the present utility model;

FIG. 5 is an exploded schematic view of the switching valve of the present utility model;

FIG. 6 is a cross-sectional view of the present utility model at a first stage of flushing;

FIG. 7 is a cross-sectional view of the present utility model during a second flushing stage;

FIG. 8 is a cross-sectional view of the present utility model during a third flush stage;

wherein, 1, a water pump, 2, a hydraulic drain valve, 21, a hydraulic interface, 22, a manual flushing pull rope, 3, a switching valve, 31, a motor, 32, a valve body, 321, a water inlet, 322, a first water outlet, 323, a second water outlet, 324, a third water outlet, 33, a switching shaft, 331 and a water inlet hole, 332, a first water passing hole, 333, a second water passing hole, 334, a third water passing hole, 34, a water inlet joint, 4, a water tank, 5, a toilet seat, 51, a washing mouth, 52, an injection mouth, 53, an injection water channel, 6, a first nozzle, 7, a second nozzle, 8, a washing pipeline, 9 and an injection pipeline.

Detailed Description

In the present utility model, the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and not necessarily to describe a particular sequence or order, nor are they to be construed as indicating or implying a relative importance. In addition, in the description of the present utility model, "and/or" describing the association relationship of the association object means that there may be three relationships, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Referring to fig. 1-8, the toilet flushing system of the present utility model comprises a water pump 1 for pumping water in a toilet tank 4, a hydraulic drain valve 2 for controlling the opening and closing of a drain port of the toilet tank 4, wherein an output end of the water pump 1 is connected with a hydraulic interface 21 of the hydraulic drain valve 2 and an injection port 52 at the bottom of a toilet bowl through a switching valve 3 so as to provide pressurized water for the hydraulic drain valve 2 and assist water for the injection port 52. The output end of the water pump 1 is also communicated with a washing port at the top of the toilet bowl through the switching valve 3. Therefore, the drainage of the hydraulic drainage valve 2 is driven by the water pump 1, the water pressure is not required to be provided by the water inlet valve, and zero-water-pressure flushing is realized.

In this embodiment, the switching valve 3 has a water inlet 321, a first water outlet 322, a second water outlet 323, and a third water outlet 324, the water inlet 321 is connected to the output end of the water pump 1, the first water outlet 322 is connected to the washing port, the second water outlet 323 is connected to the hydraulic interface 21 of the hydraulic drain valve 2, and the third water outlet 324 is connected to the injection port 52. During flushing, the first water outlet 322 of the switching valve 3 is opened for a preset time t1, after the first water outlet 322 is closed, the second water outlet 323 and the third water outlet 324 are opened for a preset time t2, and after the second water outlet 323 and the third water outlet 324 are closed, the first water outlet 322 is opened again. The preset times t1 and t2 can be the same or different, and are designed according to actual scouring conditions. Therefore, the utility model adopts the switching valve 3 to realize the effects of brushing the ring first and flushing later, thereby realizing the effects of high-efficiency water saving and high-efficiency flushing. The switching valve 3 can be replaced by a multi-way pipe, but when the switching valve is replaced by the multi-way pipe, the switching valve has no function of brushing the ring and flushing.

In this embodiment, as shown in fig. 5, the switching valve 3 includes a motor 31, a valve body 32, and a hollow switching shaft 33, the valve body 32 is provided with the water inlet 321, a first water outlet 322, a second water outlet 323, and a third water outlet 324, the switching shaft 33 is rotatably connected in the valve body 32 around its axis, one end of the switching shaft 33 is provided with a water inlet 331 communicated with the water inlet 321, and a side wall of the switching shaft 33 is provided with a first water passing hole 332, a second water passing hole 333, and a third water passing hole 334 communicated with the water inlet 331; the motor 31 is mounted on the valve body 32, and an output shaft thereof is in driving connection with the other end of the switching shaft 33, so as to drive the switching shaft 33 to rotate, so that the first water passing hole 332 corresponds to or is staggered from the first water outlet 322, the second water passing hole 333 corresponds to or is staggered from the second water outlet 323, and the third water passing hole 334 corresponds to or is staggered from the third water outlet 324. When the first water passing hole 332 corresponds to the first water outlet 322 in the inner-outer direction, the first water outlet 322 is opened, otherwise, when the first water passing hole 332 is staggered with the first water outlet 322, the first water outlet 322 is closed; similarly, when the second water passing hole 333 corresponds to the inside and the outside of the second water outlet 323, and the third water passing hole 334 corresponds to the inside and the outside of the third water outlet 324, the second water outlet 323 and the third water outlet 324 are opened, and when the second water passing hole 333 is staggered with the second water outlet 323, and the third water passing hole 334 is staggered with the third water outlet 324, the second water outlet 323 and the third water outlet 324 are closed. The second water outlet 323 and the third water outlet 324 are positioned at opposite sides of the valve body 32, and thus, the second water outlet 323 and the third water outlet 324 are opened and closed synchronously.

In this embodiment, the hydraulic drain valve 2 is connected with a manual flushing pull rope 22, so that the utility model can flush water in emergency even in the case of power failure.

In this embodiment, the hydraulic drain valve 2, the water pump 1 and the switching valve 3 are connected in a modularized manner, so as to facilitate installation and disassembly. Specifically, the position of the second water outlet 323 of the switching valve 3 is a tubular joint and is directly and hermetically inserted into the hydraulic interface 21 of the hydraulic drain valve 2, and the water inlet 321 of the switching valve 3 is fixedly connected with the water outlet end of the water pump 1 through the water inlet joint 34.

In this embodiment, the present utility model further includes a controller (not shown in the drawings), which is electrically connected to the motor 31 of the switching valve 3 and the water pump 1, so as to control the switching valve 3 and the water pump 1 to act in coordination. The controller can be triggered in an induction mode (for example, a microwave induction mode, an infrared induction mode or the like), or can be triggered manually, for example, a manual key is arranged, and the like.

In the toilet flushing system of the present utility model, as shown in fig. 1 to 3, when in use, the hydraulic water discharge valve 2 is installed on the water discharge port of the toilet tank 4, the water pump 1 is installed in the tank 4, the first water outlet 322 of the switching valve 3 is connected with the flushing port 51 of the toilet bowl by adopting the flushing pipeline 8, and the third water outlet 324 is connected with the injection port 52 of the toilet bowl by adopting the injection pipeline 9.

In the toilet flushing system of the present utility model, in an initial state, the first water outlet 322 of the switching valve 3 is in an opened state, and the second water outlet 323 and the third water outlet 324 are in a closed state. When flushing is started, the water pump 1 is started, water in the water tank 4 enters the switching valve 3 through the water pump 1 and is sprayed out from the first nozzle 6 arranged at the flushing port 51 of the toilet bowl to flush the pan surface of the toilet bowl, as shown in fig. 6. After the preset time t1 is reached, the motor 31 of the switching valve 3 is started to drive the switching shaft 33 to rotate, so that the first water outlet 322 is closed, the second water outlet 323 and the third water outlet 324 are opened, at the moment, water in the water tank 4 enters the switching valve 3 through the water pump 1 and is divided into two paths, one path flows to the hydraulic drainage valve 2 to drive the drainage valve to open the water outlet of the water tank 4 for drainage, the other path is the vast majority of water extracted by the water pump 1, high-speed water flows to the second nozzle 7 arranged at the inner side of the jet orifice 52 of the toilet bowl are formed, the two paths of water are converged at the jet orifice 52 (as shown in fig. 7) to form a venturi effect, so that the water flow of the jet orifice 52 is accelerated, the toilet bowl is promoted to form strong siphonage quickly, and the flushing performance of the toilet bowl is greatly improved. After the preset time t2 is reached, the switching valve 3 is switched back to the initial state, and the water in the water tank 4 enters the switching valve 3 through the water and is sprayed out from the first nozzle 6 at the brushing opening 51 of the toilet bowl, as shown in fig. 8, so that the pan surface of the toilet bowl is replenished with water.

According to the toilet flushing system, the water pump 1 is directly adopted to provide flushing assistance for the jet orifice 52 of the toilet, and the water of the water pump 1 comes from the water tank 4, so that the toilet flushing system can ensure flushing assistance effect, is free from being influenced by water pressure of inflow, ensures flushing stability and is beneficial to reducing water flow noise. In addition, the utility model can realize strong flushing of the jet orifice 52 by adopting one water pump 1 without additionally arranging other flushing assisting equipment, thereby being beneficial to reducing the cost.

Referring to fig. 1-8, the toilet of the present utility model comprises a toilet seat 5 provided with a water tank 4, wherein a washing opening 51 is arranged at the top of a urinal of the toilet seat 5, an injection opening 52 is arranged at the bottom of the urinal of the toilet seat 5, a water outlet is arranged at the bottom of the water tank 4, and the water outlet is communicated with the injection opening 52 through an injection water channel 53 formed on the toilet seat 5. The toilet bowl of the utility model further comprises the toilet flushing system, wherein the hydraulic drainage valve 2 is arranged at a drainage outlet of the water tank 4, the water inlet end of the water pump 1 is communicated with the water tank 4, and the water pump 1 is arranged in the water tank 4.

In this embodiment, the first nozzle 6 is installed at the brushing opening 51. The bottom of the urinal of the toilet seat 5 is provided with a second nozzle 7 communicated with the jet orifice 52, and the water inlet end of the second nozzle 7 is communicated with the water outlet end of the water pump 1 through the switching valve 3. Specifically, the first nozzle 6 is connected to the water outlet end of the washing pipe 8, and the second nozzle 7 is connected to the water outlet end of the spraying pipe 9. The arrangement of the first nozzle 6 and the second nozzle 7 can improve the impact force of water flow, thereby further improving the flushing effect.

The present utility model relates to a toilet bowl, and more particularly, to a toilet bowl flushing system.

The toilet flushing system and the toilet of the utility model are not related to the same parts as the prior art or can be realized by adopting the prior art.

The above embodiments are only used for further illustrating a toilet flushing system and a toilet bowl according to the present utility model, but the present utility model is not limited to the embodiments, and any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model falls within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a toilet flushing system, includes the water pump that is used for drawing the water in the toilet tank, is used for controlling the hydraulic drainage valve of outlet switching of toilet tank, its characterized in that: the output end of the water pump is communicated with a hydraulic interface of the hydraulic drainage valve and an injection port at the bottom of the toilet bowl through a multi-way pipe or a switching valve so as to provide pressurized water for the hydraulic drainage valve and assist water for the injection port; the output end of the water pump is also communicated with a washing port at the top of the toilet bowl through the multi-way pipe or the switching valve.

2. The toilet flushing system of claim 1, wherein: the multi-way pipe or the switching valve is provided with a water inlet, a first water outlet, a second water outlet and a third water outlet, the water inlet is communicated with the output end of the water pump, the first water outlet is communicated with the washing opening, the second water outlet is communicated with the hydraulic interface of the hydraulic drainage valve, and the third water outlet is communicated with the injection opening.

3. The toilet flushing system of claim 2, wherein: when flushing, the first water outlet of the switching valve is firstly opened, after the first water outlet is closed, the second water outlet and the third water outlet are opened, and after the second water outlet and the third water outlet are closed, the first water outlet is opened again.

4. A toilet flushing system as claimed in claim 2 or claim 3, wherein: the switching valve comprises a motor, a valve body and a hollow switching shaft, the valve body is provided with a water inlet, a first water outlet, a second water outlet and a third water outlet, the switching shaft can be rotatably connected into the valve body around the axis of the switching shaft, one end of the switching shaft is provided with a water inlet hole communicated with the water inlet, and the side wall of the switching shaft is provided with a first water passing hole, a second water passing hole and a third water passing hole communicated with the water inlet hole; the motor is arranged on the valve body, and an output shaft of the motor is in transmission connection with the other end of the switching shaft so as to drive the switching shaft to rotate, so that the first water passing hole corresponds to or is staggered with the inside and outside of the first water outlet, the second water passing hole corresponds to or is staggered with the inside and outside of the second water outlet, and the third water passing hole corresponds to or is staggered with the inside and outside of the third water outlet.

5. A toilet flushing system as claimed in any one of claims 1 to 3, wherein: the hydraulic drain valve is connected with a manual flushing pull rope.

6. A toilet flushing system as claimed in any one of claims 1 to 3, wherein: the hydraulic drain valve, the water pump and the switching valve are connected in a modularized mode.

7. A closestool comprises a closestool seat provided with a water tank, wherein a washing opening is arranged at the top of a urinal of the closestool seat, an injection opening is arranged at the bottom of the urinal of the closestool seat, a water outlet is arranged at the bottom of the water tank, and the water outlet is communicated with the injection opening; the method is characterized in that: the toilet flushing system of any one of claims 1-6, wherein the hydraulic drain valve is mounted to a drain port of the tank and the water inlet end of the water pump is in communication with the tank.

8. The toilet according to claim 7, wherein: the first nozzle is arranged at the brushing opening, and/or the second nozzle communicated with the spraying opening is arranged at the bottom of the urinal of the toilet seat, and the water inlet end of the second nozzle is communicated with the water outlet end of the water pump through the multi-way pipe or the switching valve.

9. The toilet according to claim 7, wherein: the water pump is arranged in the water tank.