CN217000011U - Pressure type flushing system of toilet bowl - Google Patents
Pressure type flushing system of toilet bowl Download PDFInfo
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- CN217000011U CN217000011U CN202220204708.9U CN202220204708U CN217000011U CN 217000011 U CN217000011 U CN 217000011U CN 202220204708 U CN202220204708 U CN 202220204708U CN 217000011 U CN217000011 U CN 217000011U
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Abstract
The utility model discloses a pressure type flushing system of a toilet bowl, which comprises a pressure bag and an opening valve, wherein the pressure bag is provided with a pressure inlet and a pressure outlet; the pressure bag is arranged in the pedestal pan, is connected with the water supply end and is used for flushing the pedestal pan; the opening valve is used for controlling the pressure bag to realize water drainage; the pressure bag is provided with a containing cavity; a diaphragm which divides the containing cavity into a back pressure cavity and a drainage cavity is arranged in the containing cavity; a water replenishing hole for communicating the back pressure cavity with the water drainage cavity is formed in the diaphragm; the back pressure cavity is provided with a water outlet which is communicated to the opening valve; the drainage cavity is provided with a drainage pipe, and the membrane can block or open the drainage pipe; the pressure bag is also provided with a water storage cavity communicated to the drainage cavity. The utility model can simplify the drainage mode of the toilet bowl and ensure that the drainage function is not influenced by the water pressure and the flow change.
Description
Technical Field
The utility model relates to the technical field of toilets, in particular to a pressure type flushing system of a toilet.
Background
The closestool comprises a seat body and a water tank, wherein a flushing system is arranged in the water tank and used for flushing the seat body. At present, the most common flushing system achieves the purpose of flushing by converting the gravitational potential energy of water into the kinetic energy of water, and has the defects that the required water quantity is large, the height of a water tank needs to be raised to a certain height, and otherwise, the flushing effect is poor. Therefore, a pressure type flushing system is researched and developed in the industry, a pressure bag is arranged for storing water and gas, water flow can be pushed by utilizing pressure accumulated by compressed gas in the pressure bag during drainage, and water in the pressure bag generates strong flushing force, so that a better flushing effect is realized by using smaller water quantity.
In the drain valve of the existing pressure type flushing system, for example, a drain valve and a toilet bowl with the same disclosed in patent CN110056056A, the specific structure of the drain valve is shown in fig. 1, the drain valve includes a base (12), a top cover (11) connected above the base (12), and a membrane (13) clamped between the base and the top cover (11), the membrane (13) and the top cover (11) together enclose to form a back pressure chamber (a), and the top cover (11) is provided with a drain opening (111) and a water inlet (112) communicated with the back pressure chamber (a); the base (12) is enclosed to form a drainage channel (b), and the base (12) is provided with a drainage port; the diaphragm (13) can deform up and down, can be in sealing contact with the base (12) when deforming downwards, and enables the drainage channel (b) and the drainage outlet (121) to be mutually sealed, and can be separated from the base (12) when deforming upwards, so that the drainage channel (b) and the drainage outlet (121) are mutually communicated. The water inlet (112) is connected with the water inlet connecting pipe through the connecting cylinder (18). That is to say, the water inlet (112) is directly connected to the water source, and in practical use, if the water source is subjected to high water pressure and high flow, the back pressure cavity (a) continuously keeps high pressure, so that the membrane (13) is always sealed at the connection position of the drainage channel (b) and the drainage outlet (121), and drainage cannot be completed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressure type flushing system of a toilet bowl, which simplifies a drainage mode and ensures that the drainage function is not influenced by water pressure and flow change.
In order to achieve the above purpose, the solution of the utility model is:
a pressure type flushing system of a toilet bowl comprises a pressure bag and an opening valve; the pressure bag is arranged in the toilet bowl, is connected with a water supply end and is used for flushing the toilet bowl; the opening valve is used for controlling the pressure bag to realize water drainage; the pressure bag is provided with a containing cavity; a diaphragm which divides the containing cavity into a back pressure cavity and a drainage cavity is arranged in the containing cavity; the diaphragm is provided with a water replenishing hole for communicating the back pressure cavity with the drainage cavity; the back pressure cavity is provided with a water outlet which is communicated to the opening valve; the drainage cavity is provided with a drainage pipe, and the diaphragm can block or open the drainage pipe; the pressure bag is also provided with a water storage cavity communicated to the drainage cavity.
A vertical water pipe is arranged in the water storage cavity; the upper end of the water passing pipe is communicated to the drainage cavity, and the lower end of the water passing pipe extends to the bottom of the water storage cavity.
When the water storage cavity supplies water, the water enters the water drainage cavity through the water pipe and enters the back pressure cavity through the water replenishing hole, so that the pressure of the back pressure cavity is increased, and the water drainage pipe is blocked by the diaphragm; when the opening valve is pressed to open the water discharge opening, the back pressure cavity discharges water to reduce the pressure, and the diaphragm opens the water discharge pipe.
The two pressure bags are arranged, and the drain pipes of the two pressure bags are respectively communicated to the spraying water path and the brush ring water path of the toilet.
The pressure type flushing system of the toilet bowl further comprises an anti-siphon box, wherein the anti-siphon box is provided with a water inlet and a water outlet, the drain pipe is communicated with the water inlet, and the water outlet is communicated with a spraying water path or a brush ring water path of the toilet bowl.
The siphon prevention box is internally provided with a one-way valve which unidirectionally blocks a passage between the water outlet and the water inlet, and the top surface of the siphon prevention box is provided with a vent hole.
A return spring is further arranged in the back pressure cavity and used for realizing the return of the diaphragm to the direction of the drain pipe; and an annular flange for positioning the return spring is arranged on the inner wall of the accommodating cavity.
The pressure type flushing system of the toilet bowl also comprises a movable seat used for assembling the diaphragm; the return spring is arranged between the inner wall of the containing cavity and the movable seat; the surface of sliding seat is provided with a plurality of spacing posts, be provided with on the diaphragm with spacing hole that spacing post matches, spacing post inlays to be established in the spacing hole.
The water replenishing hole penetrates through the diaphragm and the movable seat.
A pressure stabilizing valve is arranged between the pressure bag and the water supply end; a water flow passage is arranged in the pressure stabilizing valve; the water flow passage comprises an inlet and a plurality of outlets, the inlet is communicated to the water supply end, and the outlets are communicated to the water storage cavity of the pressure bag; and a check ball is arranged in the water flow passage and used for preventing water flow from reversely flowing to the inlet from the outlet.
After the technical scheme is adopted, the movable diaphragm is arranged in the containing cavity to divide the containing cavity into the back pressure cavity and the drainage cavity, the back pressure cavity is communicated with the water drainage port, the drainage cavity is communicated with the water storage cavity and the drainage pipe, when the back pressure cavity is controlled by the opening valve to be decompressed, the water pressure of the water storage cavity pushes the diaphragm to be separated from the drainage pipe, the water way communication of the water storage cavity → the drainage pipe is realized, the pressure bag can drain water outwards, and no matter how the water pressure in the water storage cavity changes, the thrust in the opening direction of the diaphragm is provided, so that the reaction force cannot be formed, and the pressure bag can stably realize drainage; secondly, through setting up the moisturizing hole, guarantee no matter how the diaphragm changes, can both in time to the chamber moisturizing of backpressure after the drainage, resume original pressure to guarantee the effect of drainage next time.
Drawings
Figure 1 is a schematic structural view of a water discharge valve disclosed in patent CN 110056056A;
FIG. 2 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 3 is an enlarged view of A in FIG. 2 (drainage state);
FIG. 4 is a schematic structural view of a pressure maintaining valve according to a first embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a second embodiment of the present invention;
the reference numbers illustrate:
1-a pressure bag; 11- -a back pressure chamber; 12- - -a drainage cavity;
13- - -a diaphragm; 131- -a limiting hole; 14- -water replenishing hole;
15- - -a drainage opening; 16- -a drain pipe; 17- - -a water storage cavity;
18-a water pipe; 19-an annular flange; 2- -opening the valve;
3- -anti-siphon box; 31- -a water inlet; 32- - -a water outlet;
33- -one-way valve; 34- -a vent hole; 4-a return spring;
5- - -a movable seat; 51- -a limit post; 6- -a pressure maintaining valve;
61- -water flow path; 611 — an inlet; 612- -an outlet;
62- -check ball; a-a spray waterway; b- -brush ring waterway.
Detailed Description
In order to further explain the technical scheme of the utility model, the utility model is explained in detail by the specific embodiment.
The utility model relates to a pressure type flushing system of a toilet bowl, which comprises a pressure bag 1 and an opening valve 2;
the pressure bag 1 is arranged in the pedestal pan, is connected with a water supply end and is used for flushing the pedestal pan;
the opening valve 2 is used for controlling the pressure bag 1 to realize water drainage;
the pressure bag 1 is provided with an accommodating cavity, and a diaphragm 13 which divides the accommodating cavity into a back pressure cavity 11 and a drainage cavity 12 is arranged in the accommodating cavity; a water replenishing hole 14 for communicating the back pressure cavity 11 with the water drainage cavity 12 is formed in the diaphragm 13; the back pressure cavity 11 is provided with a water outlet 15, and the water outlet 15 is communicated to the opening valve 2; the drainage cavity 12 is provided with a drainage pipe 16, and the membrane 13 can block or open the drainage pipe 16;
the pressure bag 1 is also provided with a water storage cavity 17, and the water storage cavity 17 is communicated with the drainage cavity 12.
Referring to fig. 2 to 4, a first embodiment of the present invention is shown.
A vertical water pipe 18 is arranged in the water storage cavity 17, the upper end of the water pipe 18 is communicated with the water discharge cavity 12, and the lower end of the water pipe 18 extends to the bottom of the water storage cavity 17. When water is supplied to the water storage cavity 17, water enters the water discharge cavity 12 through the water pipe 18 and enters the back pressure cavity 11 through the water replenishing hole 14, so that the pressure of the back pressure cavity 11 is increased, and the water discharge pipe 16 is blocked by the diaphragm 13; when the user presses the open valve 2 to open the drain opening 15, as shown in fig. 3, the water in the back pressure chamber 11 is discharged through the drain opening 15 to decrease the pressure in the back pressure chamber 11, and the water pressure in the drain chamber 12/water storage chamber 17 pushes the diaphragm 13 to open the drain pipe 16 to start draining; when the water drainage pipe 16 drains water, water flow also supplies water to the back pressure cavity 11 through the water supply hole 14, so that the diaphragm 13 is slowly reset towards the water drainage pipe 16, and after the set water drainage time is over, the diaphragm 13 blocks the water drainage pipe 16 again, and the water drainage is over.
In the first embodiment, two identical pressure packs 1 are provided, and two corresponding drain pipes 16 are provided, and the drain pipes 16 of the two pressure packs 1 are respectively communicated to the injection waterway a and the brush ring waterway b of the toilet. The existing single pressure water tank is split into the two same pressure bags 1, so that the relative positions of the two pressure bags 1 can be adjusted more flexibly when the pressure type flushing system is installed, and the assembly position is more flexible; meanwhile, the two pressure packs 1 are the same in size and shape, and batch production is more convenient.
In the first embodiment, the anti-siphon box 3 is further included, the anti-siphon box 3 is provided with a water inlet 31 and a water outlet 32, the water outlet 16 is communicated with the water inlet 31, and the water outlet 32 is communicated with the spraying waterway a or the brush ring waterway b of the toilet bowl. By arranging the anti-siphon box 3, the anti-siphon function of the utility model can be realized, and the use requirements of users are met. Meanwhile, the anti-siphon box 3 is provided with a plurality of water inlets 31 and a plurality of water outlets 32.
Further, a check valve 33 for blocking the passage between the water outlet 32 and the water inlet 31 in one direction is provided in the anti-siphon box 3, and a vent hole 34 is provided in the top surface of the anti-siphon box 3. When water in the waterway flows back from the water outlet 32 (namely, the toilet) to the water inlet 31, the one-way valve 33 is closed, so that the anti-siphon function is realized, and the sewage in the toilet is prevented from flowing back to the pressure bag 1.
A return spring 4 is also arranged in the back pressure cavity 11, and the return spring 4 is used for realizing the return of the diaphragm 13 to the drain pipe 16; the inner wall of the housing is provided with an annular flange 19 for locating the return spring 4.
Furthermore, the first embodiment further comprises a movable seat 5 for assembling the diaphragm 13, the return spring 4 is arranged between the inner wall of the accommodating cavity and the movable seat 5, and the movable seat 5 can keep the shape of the middle part of the diaphragm 13, so as to ensure that the drain pipe 16 can be reliably sealed when the diaphragm 13 moves towards the drain pipe 16 under the pressure of the back pressure cavity 11 and the acting force of the return spring 4, and the water leakage in the non-drainage state is avoided.
Further, the surface of sliding seat 5 is provided with a plurality of spacing posts 51, is provided with the spacing hole 131 that matches with spacing post 51 on the diaphragm 13, and spacing post 51 inlays to be established in spacing hole 131.
Meanwhile, the water replenishing hole 14 penetrates the diaphragm 13 and the movable seat 5. The aperture of the water replenishing hole 14 directly determines the flow rate flowing from the water storage cavity 17 to the back pressure cavity 11, so that the water replenishing time of the pressure type flushing system can be controlled by changing the aperture of the water replenishing hole 14, the drainage time of the pressure type flushing system can be adjusted according to different requirements, the water replenishing hole 14 is arranged on the diaphragm 13 and the movable seat 5, the purpose of quickly replacing the water replenishing hole 14 with a proper aperture can be achieved by replacing different diaphragms 13 and movable seats 5, the production cost is saved, and the use requirements of different users can be met.
A pressure stabilizing valve 6 is arranged between the pressure bag 1 and the water supply end, a water flow passage 61 is arranged in the pressure stabilizing valve 6, the water flow passage 61 is provided with an inlet 611 and a plurality of outlets 612, wherein the inlet 611 is communicated with the water supply end (generally a tap water pipe) of the pressure flushing system, and the outlets 612 are communicated with the water inlet end of the water storage cavity 171 of the pressure bag 1; meanwhile, a check ball 62 is provided in the water flow path 61 to prevent the water from flowing reversely from the outlet 612 to the inlet 611. The water flow passage 61 can be communicated to the pressure bags 1 through the outlets 612 of the water flow passage 61, water can be supplied to the pressure bags 1 through only one pressure stabilizing valve 6, meanwhile, the check ball 62 is arranged in the water flow passage 61, no matter which pressure bag 1 generates reverse flow, check can be realized at the pressure stabilizing valve 6, and water source pollution under abnormal conditions is avoided; only need a surge damping valve 6 just can adapt to the pressure type bath system that has a plurality of pressure package 1, can simplify product structure, reduce cost, the characteristics of cooperation surge damping valve 6 itself can realize supplying water, prevent multiple functions such as refluence, overvoltage protection, multiple guarantee pressure type bath system's safety in utilization.
Referring to fig. 5, a second embodiment of the present invention is shown, which differs from the first embodiment in the number of anti-siphon cartridges 3 provided.
In the second embodiment, an anti-siphon box 3 is arranged corresponding to each pressure pack 1, the anti-siphon box 3 comprises a water inlet 31 and a water outlet 32, the two water outlets 32 are respectively communicated with the injection waterway a and the brush ring waterway b of the toilet, so that each pressure pack 1 has an independent anti-siphon box 3 to realize an anti-siphon function, and each pressure pack 1 respectively supplies water to the injection waterway a and the brush ring waterway b, and is independent from and does not interfere with each other.
Through the scheme, the movable diaphragm 13 is arranged in the cavity to divide the cavity into the back pressure cavity 11 and the drainage cavity 12, the back pressure cavity 11 is communicated with the water drainage opening 15, the drainage cavity 12 is communicated with the water storage cavity 17 and the drainage pipe 16, when the valve 2 is opened to control the pressure relief of the back pressure cavity 11, the water pressure of the water storage cavity 17 pushes the diaphragm 13 to separate from the drainage pipe 16, the water way communication of the water storage cavity 17 → the drainage cavity 12 → the drainage pipe 16 is realized, the pressure bag 1 can drain water outwards, no matter how the water pressure in the water storage cavity 17 changes, the thrust in the opening direction of the diaphragm 13 is provided, and no counterforce is formed, so that the pressure bag 1 can stably realize the drainage; secondly, through setting up the hole 14 that mends, guarantee no matter how the diaphragm 13 changes, can both in time to the moisturizing of backpressure chamber 11 after the drainage, resume original pressure to guarantee the effect of drainage next time.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. The pressure type flushing system of the toilet bowl is characterized in that:
comprises a pressure bag and an opening valve;
the pressure bag is arranged in the toilet bowl, is connected with a water supply end and is used for flushing the toilet bowl;
the opening valve is used for controlling the pressure bag to realize water drainage;
the pressure bag is provided with a containing cavity; a diaphragm which divides the containing cavity into a back pressure cavity and a drainage cavity is arranged in the containing cavity; the diaphragm is provided with a water replenishing hole for communicating the back pressure cavity with the drainage cavity; the back pressure cavity is provided with a water outlet which is communicated to the opening valve; the drainage cavity is provided with a drainage pipe, and the diaphragm can block or open the drainage pipe;
the pressure bag is also provided with a water storage cavity communicated to the drainage cavity.
2. A toilet bowl pressure flush system as claimed in claim 1, wherein:
a vertical water pipe is arranged in the water storage cavity; the upper end of the water passing pipe is communicated to the drainage cavity, and the lower end of the water passing pipe extends to the bottom of the water storage cavity.
3. A toilet bowl pressure flushing system as defined in claim 2 wherein:
when the water storage cavity supplies water, the water enters the water drainage cavity through the water pipe and enters the back pressure cavity through the water replenishing hole, so that the pressure of the back pressure cavity is increased, and the water drainage pipe is blocked by the diaphragm; when the opening valve is pressed to open the water discharge opening, the back pressure cavity discharges water to reduce the pressure, and the diaphragm opens the water discharge pipe.
4. A toilet bowl pressure flushing system as claimed in claim 3, wherein:
the two pressure bags are arranged, and the drain pipes of the two pressure bags are respectively communicated to the spraying water path and the brush ring water path of the toilet.
5. The toilet bowl pressure flushing system of claim 4, wherein:
the anti-siphon toilet further comprises an anti-siphon box, wherein the anti-siphon box is provided with a water inlet and a water outlet, the drain pipe is communicated with the water inlet, and the water outlet is communicated with a spraying water path or a brush ring water path of the toilet.
6. The toilet bowl pressure flushing system of claim 5, further comprising:
the siphon prevention box is internally provided with a one-way valve which unidirectionally blocks a passage between the water outlet and the water inlet, and the top surface of the siphon prevention box is provided with a vent hole.
7. The toilet bowl pressure flushing system of claim 4, wherein:
a return spring is further arranged in the back pressure cavity and used for realizing the return of the diaphragm to the direction of the drain pipe; and an annular flange for positioning the return spring is arranged on the inner wall of the accommodating cavity.
8. A toilet bowl pressure flush system as claimed in claim 7, wherein:
the movable seat is used for assembling the diaphragm; the return spring is arranged between the inner wall of the containing cavity and the movable seat; the surface of sliding seat is provided with a plurality of spacing posts, be provided with on the diaphragm with spacing hole that spacing post matches, spacing post inlays to be established in the spacing hole.
9. A toilet bowl pressure flush system as claimed in claim 8, wherein:
the water replenishing hole penetrates through the diaphragm and the movable seat.
10. A toilet bowl pressure flushing system as claimed in any one of claims 1 to 9 wherein:
a pressure stabilizing valve is arranged between the pressure bag and the water supply end;
a water flow passage is arranged in the pressure stabilizing valve; the water flow passage comprises an inlet and a plurality of outlets, the inlet is communicated to the water supply end, and the outlets are communicated to the water storage cavity of the pressure bag; a check ball is arranged in the water flow passage and used for preventing water flow from reversely flowing from the outlet to the inlet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021231565066 | 2021-12-15 | ||
| CN202123156506 | 2021-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217000011U true CN217000011U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220204708.9U Active CN217000011U (en) | 2021-12-15 | 2022-01-25 | Pressure type flushing system of toilet bowl |
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| Country | Link |
|---|---|
| CN (1) | CN217000011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109182A1 (en) * | 2021-12-15 | 2023-06-22 | 厦门铱科卫浴科技有限公司 | Pressure bag drainage system |
-
2022
- 2022-01-25 CN CN202220204708.9U patent/CN217000011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109182A1 (en) * | 2021-12-15 | 2023-06-22 | 厦门铱科卫浴科技有限公司 | Pressure bag drainage system |
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