CN206888125U - A kind of anti-siphon water-drainage mechanism and closestool - Google Patents
A kind of anti-siphon water-drainage mechanism and closestool Download PDFInfo
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- CN206888125U CN206888125U CN201720830997.2U CN201720830997U CN206888125U CN 206888125 U CN206888125 U CN 206888125U CN 201720830997 U CN201720830997 U CN 201720830997U CN 206888125 U CN206888125 U CN 206888125U
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- valve
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- water inlet
- drainage mechanism
- inlet pipe
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Abstract
The utility model belongs to bathroom technical field, refers in particular to a kind of anti-siphon water-drainage mechanism and closestool；Water-drainage mechanism includes water inlet pipe and two outlet pipes for being respectively used to wash away and washing shield, connected between water inlet pipe and outlet pipe by transfer tube, air valve is provided with water inlet pipe, air valve housing is provided with water inlet pipe, air valve housing connects with water inlet tube cavity, air valve includes valve body, valve body is tightly connected with air valve housing, valve rod is provided with valve body, the lower end of valve rod is valve element, seal washer is provided with valve element, the upper plane of seal washer and the baseplane of valve body are used to seal extraneous and water inlet tube cavity when connecting；CL lines on water inlet pipe to the upper plane of the ceramic body of closestool distance H ＞ 25.4mm；The utility model ensures the clean, sanitary of drinking water by setting air valve and control CL lines to the distance of closestool ceramic body upper surface to avoid generation negative pressure in running water pipe from entering the sewage back suction in closestool in running water pipe.
Description
Technical field：
The utility model belongs to bathroom technical field, refers in particular to a kind of anti-siphon water-drainage mechanism and closestool.
Background technology：
Intelligent closestool is usually to be not provided with water tank.Directly it is connected by water intaking valve with running water pipe.Tap water pipe line exists
Negative pressure may be formed when cutting off the water, then the water in the ceramic body of closestool can be caused to enter water supply pipe by back suction by water intaking valve
Middle formation siphonage.At present, drinking water and sanitary equipment share a set of tap water pipe line with water, and the water in closestool is entered originally by back suction
Waterpipe, cause the pollution to drinking water.
The content of the invention：
The purpose of this utility model is to provide a kind of negative pressure that can be destroyed in water supply pipe, prevents that the sewage in closestool is anti-
Anti- the siphon water-drainage mechanism and closestool being drawn in running water pipe.
What the utility model was realized in：
One of purpose of the present utility model is to provide a kind of anti-siphon water-drainage mechanism, includes water-drainage mechanism, described
Water-drainage mechanism includes water inlet pipe and two outlet pipes for being respectively used to wash away and washing shield, passes through switching between water inlet pipe and outlet pipe
Pipe is connected, and air valve is provided with the water inlet pipe, and the air valve is check valve, for connecting or separating extraneous and water inlet pipe,
Air valve housing is provided with water inlet pipe, air valve housing connects with water inlet tube cavity, and the air valve includes valve body,
Valve body is tightly connected with air valve housing, and the valve rod that can be moved up and down is provided with the valve body, and the lower end of valve rod is valve element,
Seal washer is provided with valve element, the upper plane of seal washer and the baseplane of valve body are used to seal extraneous and water inlet when connecting
Tube cavity；CL lines on the water inlet pipe to the upper plane of the ceramic body of closestool distance H ＞ 25.4mm.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the upper end of the air valve housing is provided with step surface, valve body
Bottom be arranged on the step surface, be equipped with lock sleeve in valve body and air valve housing peripheral hardware, lock sleeve is screwed onto air valve
Valve body is fixedly connected with air valve housing in mounting seat.
In a kind of above-mentioned anti-siphon water-drainage mechanism, between the lock sleeve and valve body, valve body and air valve housing
Between be respectively arranged with O-ring.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the horizontal stroke of the cross-sectional area ＞ water inlet pipe orifices of the valve body inner bore
Area of section.
In a kind of above-mentioned anti-siphon water-drainage mechanism, be provided with stem guiding set in the valve body, stem guiding set with
Valve interior wall connects, and valve rod is arranged in stem guiding set and can moved up and down along stem guiding set.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the stem guiding set passes through circumferentially distributed dowel and valve body
Inwall is connected, and air inlet passage is formed between dowel and dowel.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the stem guiding covers is arranged with back-moving spring outside, and the one of spring
End is held out against on the baseplane that the upper surface of valve element, the other end hold out against in dowel, in the presence of no external force, back-moving spring
The seal washer on valve element is set to be separated with the baseplane of valve body.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the valve element includes upper valve core body and lower valve core body, upper valve core body
Annular groove is provided between lower valve core body, seal washer is arranged in the annular groove.
In a kind of above-mentioned anti-siphon water-drainage mechanism, the diameter of the diameter ＜ lower valve core bodies of the upper valve core body, and on
The internal diameter of the diameter ＜ valve bodies of valve core, the internal diameter of the diameter ＞ valve bodies of lower valve core body.
Another purpose of the present utility model is to provide a kind of closestool, including above-mentioned anti-siphon water-drainage mechanism.
The utility model compared with prior art protrude the advantages of be：
1st, the utility model is by setting air valve and controlling CL lines to the distance of closestool ceramic body upper surface to ensure air
Valve automatically opens up in the case of not having water in water inlet pipe, avoids generation negative pressure in running water pipe from entering the sewage back suction in closestool certainly
Come in water pipe, ensure the clean, sanitary of drinking water.
2nd, air valve arrangement of the present utility model is simple, and anti-siphon effect is good.
Brief description of the drawings：
Fig. 1 is schematic perspective view of the present utility model；
Fig. 2 is front view of the present utility model；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is Fig. 3 A portions enlarged diagram；
Fig. 5 is the schematic diagram of valve body of the present utility model；
Fig. 6 is the schematic diagram that valve element is provided with valve rod of the present utility model；
Fig. 7 is the simplified schematic diagram of the distance of ceramic body of the CL lines of the present utility model to closestool.
In figure：Water inlet pipe 1；Outlet pipe 2,3；Transfer tube 4；Air valve housing 5；Valve body 6；Valve rod 7；Seal washer 8；CL
Line 9；Ceramic body 10；The bottom 11 of valve body；Lock sleeve 12；O-ring 13；Stem guiding set 14；Dowel 15；Air inlet passage
16；Upper valve core body 17；Lower valve core body 18.
Embodiment：
The utility model is further described with specific embodiment below, referring to Fig. 1-7：
A kind of anti-siphon water-drainage mechanism, include water-drainage mechanism, the water-drainage mechanism includes water inlet pipe 1 and two are used respectively
In the outlet pipe 2,3 for washing away and washing shield, connected by transfer tube 4 between water inlet pipe 1 and outlet pipe 2,3, set on the water inlet pipe 1
Air valve is equipped with, the air valve is check valve, for connecting or separating extraneous and water inlet pipe 1.Water inlet pipe 1 of the present utility model with
Running water pipe connects.Due to that after running water pipe is cut off the water, can produce negative pressure in running water pipe, air valve of the present utility model is certainly
Open mode is in the case of carrying out in water pipe to produce negative pressure, by the air suction water inlet pipe 1 in the external world, is ensured in water inlet pipe 1
Pressure and running water pipe in pressure be consistent, avoid sewage back suction in the ceramic body 10 by closestool to water supply pipe
In.Air valve housing 5 is provided with water inlet pipe 1, air valve housing 5 connects with the inner chamber of water inlet pipe 1, the air valve bag
Valve body 6 is included, valve body 6 is tightly connected with air valve housing 5, and the valve rod 7 that can be moved up and down, valve rod 7 are provided with the valve body 6
Lower end be valve element, seal washer 8 is provided with valve element, when be full of water in the water inlet pipe 1, the upper plane of seal washer 8 and
It is used to seal the extraneous and inner chamber of water inlet pipe 1 when the bottom 11 of valve body 6 connects；CL lines 9 on the water inlet pipe 1 to closestool ceramics
The distance H ＞ 25.4mm of plane on body 10.
Further, the upper end of the air valve housing 5 is provided with step surface, and the baseplane of valve body 6 is arranged on this
On terrace, lock sleeve 12 is provided with outside valve body 6 and air valve housing 5, lock sleeve 12 is screwed onto on air valve housing 5 will
Valve body 6 is fixedly connected with air valve housing 5.
In order that air valve is tightly connected with air valve housing 5, between the lock sleeve 12 and valve body 6, valve body 6 with it is empty
O-ring 13 is respectively arranged between air valve mounting seat 5.
During in order to ensure air inflow and negative pressure be produced in water supply pipe, air valve can be opened in time, in the valve body 6
The cross-sectional area of the endoporus of cross-sectional area ＞ water inlet pipes 1 in hole.
Stem guiding set 14 is provided with valve body 6 described in the utility model, stem guiding set 14 connects with the inwall of valve body 6
Connect, valve rod 7 is arranged in stem guiding set 14 and can cover 14 along stem guiding and moves up and down.
Specifically, the stem guiding set 14 is connected by circumferentially distributed dowel 15 with the inwall of valve body 6, dowel 15
Air inlet passage 16 is formed between dowel 15.
When not having water in water inlet pipe 1, under gravity, valve element can fall automatically, ensure that air valve is in and open
State.When water flowing in water inlet pipe 1, in the presence of hydraulic pressure, valve element, which moves up, to be closed.
Certainly, the utility model can also be arranged with back-moving spring outside described stem guiding set 14, back-moving spring
One end is held out against to be held out against on the baseplane of dowel 15 in the upper surface of valve element, the other end, in the presence of no hydraulic pressure, is resetted
Spring makes the seal washer 8 on valve element be separated with the baseplane of valve body 6.When water flowing in water inlet pipe 1, hydraulic pressure is more than back-moving spring
Elastic force, be connected seal washer 8 and the baseplane of valve body 6.
One end of valve rod 7 is stretched out outside stem guiding set 14, a kind of in order to prevent valve rod 7 and stem guiding cover 14 from departing from
Mode, by setting the axial height of air valve housing 5 to be less than the axial height of valve rod 7；Another way is in valve rod 7
Upper end sets limited block.
Valve element described in the utility model includes upper valve core body 17 and lower valve core body 18, upper valve core body 17 and lower valve core body 18
Between be provided with annular groove, seal washer 8 is arranged in the annular groove.Correspondingly, one end of back-moving spring is held out against upper
On the upper surface of valve core 17.
Wherein, the diameter of the diameter ＜ lower valve core bodies 18 of the upper valve core body 17, and the diameter ＜ valve bodies 6 of upper valve core body 17
Internal diameter, the internal diameter of the diameter ＞ valve bodies 6 of lower valve core body 18.The diameter of external diameter >=lower valve core body 18 of the seal washer 8.
Another purpose of the present utility model is to provide a kind of closestool, including above-mentioned anti-siphon water-drainage mechanism.
Above-described embodiment is only one of preferred embodiment of the present utility model, not limits implementation of the present utility model with this
Scope, therefore：All equivalence changes done according to shape of the present utility model, structure, principle, all should be covered by guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of anti-siphon water-drainage mechanism, include water-drainage mechanism, the water-drainage mechanism includes water inlet pipe (1) and two are used respectively
In the outlet pipe (2,3) for washing away and washing shield, it is connected between water inlet pipe (1) and outlet pipe (2,3) by transfer tube (4), its feature
It is：Air valve is provided with the water inlet pipe (1), the air valve is check valve, for connecting or separating extraneous and water inlet pipe
(1) air valve housing (5), is provided with water inlet pipe (1), air valve housing (5) connects with water inlet pipe (1) inner chamber, institute
Stating air valve includes valve body (6), and valve body (6) is tightly connected with air valve housing (5), is provided with the valve body (6) on energy
The valve rod (7) of lower movement, the lower end of valve rod (7) is valve element, is provided with seal washer (8) on valve element, seal washer (8) it is upper
It is used to seal extraneous and water inlet pipe (1) inner chamber when plane is connected with the baseplane of valve body (6)；CL lines on the water inlet pipe (1)
(9) to closestool ceramic body (10) upper plane distance H ＞ 25.4mm.
A kind of 2. anti-siphon water-drainage mechanism according to claim 1, it is characterised in that：The air valve housing (5)
Upper end is provided with step surface, and the bottom (11) of valve body (6) is arranged on the step surface, in valve body (6) and air valve housing (5)
Outer to be provided with lock sleeve (12), lock sleeve (12) is screwed onto on air valve housing (5) valve body and air valve housing (5) is solid
Fixed connection.
A kind of 3. anti-siphon water-drainage mechanism according to claim 2, it is characterised in that：The lock sleeve (12) and valve body
(6) O-ring (13) is respectively arranged between, between valve body (6) and air valve housing (5).
A kind of 4. anti-siphon water-drainage mechanism according to claim any one of 1-3, it is characterised in that：In the valve body (6)
The cross-sectional area of cross-sectional area ＞ water inlet pipes (1) endoporus in hole.
A kind of 5. anti-siphon water-drainage mechanism according to claim 1, it is characterised in that：Valve is provided with the valve body (6)
Bar guide sleeve (14), stem guiding set (14) are connected with valve body (6) inwall, and valve rod (7) is arranged in stem guiding set (14) simultaneously
It can be moved up and down along stem guiding set (14).
A kind of 6. anti-siphon water-drainage mechanism according to claim 5, it is characterised in that：The stem guiding set (14) passes through
Circumferentially distributed dowel (15) is connected with valve body (6) inwall, and air inlet is formed between dowel (15) and dowel (15)
Passage (16).
A kind of 7. anti-siphon water-drainage mechanism according to claim 6, it is characterised in that：Stem guiding set (14) overcoat
Provided with back-moving spring, one end of spring is held out against to be held out against on the baseplane of dowel (15) in the upper surface of valve element, the other end,
In the presence of not having external force, back-moving spring makes the seal washer (8) on valve element be separated with the baseplane of valve body (6).
A kind of 8. anti-siphon water-drainage mechanism according to claim 1 or 6, it is characterised in that：The valve element includes upper valve core
Body (17) and lower valve core body (18), are provided with annular groove, seal washer (8) between upper valve core body (17) and lower valve core body (18)
It is arranged in the annular groove.
A kind of 9. anti-siphon water-drainage mechanism according to claim 8, it is characterised in that：The diameter of the upper valve core body (17)
The diameter of ＜ lower valve core bodies (18), and the internal diameter of the diameter ＜ valve bodies (6) of upper valve core body (17), the diameter ＞ of lower valve core body (18)
The internal diameter of valve body (6).
A kind of 10. closestool, it is characterised in that：Including the anti-siphon water-drainage mechanism described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830997.2U CN206888125U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-siphon water-drainage mechanism and closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720830997.2U CN206888125U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-siphon water-drainage mechanism and closestool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206888125U true CN206888125U (en) | 2018-01-16 |
Family
ID=61296034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720830997.2U Active CN206888125U (en) | 2017-07-10 | 2017-07-10 | A kind of anti-siphon water-drainage mechanism and closestool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206888125U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425424A (en) * | 2018-05-17 | 2018-08-21 | 深圳市博电电子技术有限公司 | Toilet seat and anti-down siphoning installation |
| CN111456175A (en) * | 2020-05-13 | 2020-07-28 | 九牧厨卫股份有限公司 | Overflow anti-siphon valve, closestool flushing system and closestool |
-
2017
- 2017-07-10 CN CN201720830997.2U patent/CN206888125U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425424A (en) * | 2018-05-17 | 2018-08-21 | 深圳市博电电子技术有限公司 | Toilet seat and anti-down siphoning installation |
| CN111456175A (en) * | 2020-05-13 | 2020-07-28 | 九牧厨卫股份有限公司 | Overflow anti-siphon valve, closestool flushing system and closestool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 318050 Zhejiang Taizhou Luqiao District Road North Street Yang Hong, Nanyang Village Patentee after: Smart Polytron Technologies Inc Address before: 318050 Zhejiang Taizhou Luqiao District Road North Street Yang Hong, Nanyang Village Patentee before: Malaysia Intelligent Technology Co Ltd |
|
| CP01 | Change in the name or title of a patent holder |