CN108518511B - Flushing valve with automatic switching function - Google Patents
Flushing valve with automatic switching function Download PDFInfo
- Publication number
- CN108518511B CN108518511B CN201810483848.2A CN201810483848A CN108518511B CN 108518511 B CN108518511 B CN 108518511B CN 201810483848 A CN201810483848 A CN 201810483848A CN 108518511 B CN108518511 B CN 108518511B
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- CN
- China
- Prior art keywords
- valve
- cavity
- core
- flushing
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0473—Multiple-way safety valves
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/048—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded combined with other safety valves, or with pressure control devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a flushing valve with an automatic switching function, which comprises a valve body, wherein the valve body is provided with a water inlet pipeline, a water supplementing and discharging channel and a water flushing and discharging channel, the valve body is also provided with a valve cavity, a valve core is fixed at one end, close to the water inlet pipeline, in the valve cavity, a gap is reserved between the valve core and the valve body, the valve core is provided with a valve core cavity with one end open, a conversion core is also arranged in the valve cavity, one end of the conversion core is provided with a conversion core sleeve, the conversion core sleeve is provided with a sealing ring, a spring is arranged between the conversion core sleeve and the bottom wall of the valve core cavity, the bottom wall of the valve core cavity is provided with a pressure relief device and a small water hole, and a return spring for driving the conversion core to return is also arranged in the valve body; the conversion core is provided with a first connecting channel which is communicated with the valve cavity and the water supplementing and discharging channel, and a second connecting channel which is communicated with the valve cavity and the water supplementing and discharging channel. The invention has small water consumption, saves water, utilizes the hydraulic pushing principle generated by the built-in structure of the valve body to generate the function of automatically switching waterway diversion, forms staged flushing and effectively cleans the toilet.
Description
[ field of technology ]
The invention relates to a flushing valve with an automatic switching function.
[ background Art ]
The existing flushing valve mechanisms of the flushing toilet are all of a single mechanical principle structure, and can flush water and supplement water simultaneously, and flush water and supplement water firstly. But in either of the above ways, the following drawbacks exist: 1. the toilet can not be effectively flushed, even if the toilet is flushed for a plurality of times, the toilet can not be flushed, and 2, the toilet can not be flushed for one time, and the toilet is required to be flushed for a plurality of times, so that the water consumption is large, and water is wasted.
[ invention ]
The invention aims to overcome the defects of the prior art and provide the flushing valve which can effectively flush the toilet, has small water consumption, saves water and has an automatic switching function and can form staged flushing.
The purpose of the invention is realized in the following way:
the flushing valve with the automatic switching function is characterized by comprising a valve body, wherein the valve body is provided with a water inlet pipeline, a water supplementing and discharging channel and a water flushing and discharging channel, the valve body is also provided with a valve cavity, one end, close to the water inlet pipeline, of the valve cavity is fixedly provided with a valve core, a gap is reserved between the valve core and the valve body, the valve core is provided with a valve core cavity with one end open, a conversion core capable of sliding in the valve cavity is also arranged in the valve cavity, one end of the conversion core is provided with a conversion core sleeve which can be inserted in the valve core cavity and can slide in the valve core cavity, the conversion core sleeve is provided with a sealing ring matched and sealed with the valve core cavity, a pressure receiving cavity is formed between the conversion core sleeve and the valve core cavity bottom wall of the valve core cavity, a spring is arranged between the conversion core sleeve and the valve core cavity bottom wall, the valve core cavity bottom wall is provided with a pressure relief device and a small water hole, and a return spring for driving the conversion core is also arranged in the valve body; the conversion core is provided with a first connecting channel which is communicated with the valve cavity and the water supplementing and discharging channel, and a second connecting channel which is communicated with the valve cavity and the water supplementing and discharging channel; the conversion core slides in the valve cavity to enable water to flow out of the water replenishing outlet channel through the first connecting channel or flow out of the water flushing outlet channel through the second connecting channel.
The flushing valve with the automatic switching function is characterized in that the pressure relief device comprises a pressure relief hole arranged on the bottom wall of the valve core cavity, and a pressure relief block for opening or closing the pressure relief hole is arranged on the bottom wall of the valve core cavity.
The flushing valve with the automatic switching function is characterized in that the spring is a needle spring, one end of the needle spring penetrates through the small water hole, and a gap is reserved between the needle spring and the small water hole.
The flushing valve with the automatic switching function is characterized in that the valve cavity is a square cavity, the conversion core is a square pipe matched with the square cavity, the valve core is a cylinder, and the conversion core sleeve is a circular sleeve.
The flushing valve with the automatic switching function is characterized in that the valve body is provided with a flushing thread connecting pipe, the flushing thread connecting pipe is connected with a flushing pipe through a flushing nut, and a flushing sealing ring, a flushing pressing block and a flushing O-shaped ring are arranged between the flushing thread connecting pipe and the valve body; the valve body is provided with a water supplementing threaded connecting pipe, the water supplementing threaded connecting pipe is connected with a water supplementing pipe through a water supplementing nut, and a water supplementing sealing ring, a water supplementing block and a water supplementing O-shaped ring are arranged between the water supplementing threaded connecting pipe and the valve body.
The flushing valve with the automatic switching function is characterized in that a valve cavity clamping block is arranged on the inner wall of the valve cavity, and a valve core clamping block which is fixedly connected with the valve cavity clamping block in a matching way is arranged at the opening of the valve core.
The beneficial effects of the invention are as follows:
the invention has small water consumption, saves water, utilizes the hydraulic pushing principle generated by the built-in structure of the valve body to generate the function of automatically switching waterway diversion, forms staged flushing and effectively cleans the toilet.
[ description of the drawings ]
FIG. 1 is a block diagram of the present invention in a first stage water out condition;
FIG. 2 is a block diagram of the present invention in a first stage water out condition;
fig. 3 is an enlarged view of a portion a of fig. 2;
FIG. 4 is a block diagram of the present invention in a first stage water out condition;
fig. 5 is an enlarged view of a portion B of fig. 4;
fig. 6 is an exploded view of the structure of the present invention.
[ detailed description ] of the invention
The invention is further described below with reference to the accompanying drawings:
the flushing valve with the automatic switching function comprises a valve body 1, wherein the valve body 1 is provided with a water inlet pipeline 11, a water supplementing and discharging channel 12 and a water flushing and discharging channel 13, the valve body 1 is also provided with a valve cavity 2, one end, close to the water inlet pipeline, of the valve cavity 2 is fixedly provided with a valve core 3, a gap 31 is reserved between the valve core 3 and the valve body 1, the valve core 3 is provided with a valve core cavity 32 with one end open, a conversion core 4 capable of sliding in the valve cavity is also arranged in the valve cavity 2, one end of the conversion core 4 is provided with a conversion core sleeve 5 capable of being inserted in the valve core cavity 32 and capable of sliding in the valve core cavity, the conversion core sleeve 5 is provided with a sealing ring 51 matched and sealed with the valve core cavity 32, a pressurized cavity 322 is formed between the conversion core sleeve 5 and a valve core cavity bottom wall 321 of the valve core cavity 32, a spring 53 is arranged between the conversion core sleeve 5 and the valve core cavity bottom wall 321, the valve cavity bottom wall 321 is provided with a pressure relief device 6 and a small water hole 7, and a return spring 14 for driving the conversion core 4 to return is also arranged in the valve body 1; the conversion core 4 is provided with a first connecting channel 41 which is communicated with the valve cavity 2 and the water supplementing and discharging channel 12, and a second connecting channel 42 which is communicated with the valve cavity 2 and the water flushing and discharging channel 13; the switching core 4 slides in the valve cavity 2 to enable water to flow out of the water replenishing outlet channel through the first connecting channel or flow out of the water flushing outlet channel through the second connecting channel.
The pressure relief device 6 includes a pressure relief hole 61 provided in a spool chamber bottom wall 321, and the spool chamber bottom wall 321 is provided with a pressure relief block 62 that opens or closes the pressure relief hole. The inner side of the pressure release block 62 is provided with a buckle 621 clamped on the inner side of the bottom wall 321 of the valve core cavity, and the outer side of the pressure release block 62 is provided with a cover cap 622 capable of closing the pressure release holes 61.
The spring 53 is a needle spring, one end of the needle spring 53 passes through the small water hole 7, and a gap 71 is reserved between the needle spring and the small water hole 7.
The valve cavity 2 is a square cavity, the conversion core 4 is a square pipe matched with the square cavity, the valve core 3 is a cylinder, and the conversion core sleeve is a round sleeve.
The valve body 1 is provided with a flushing threaded connecting pipe 15, the flushing threaded connecting pipe 15 is connected with a flushing pipe 152 through a flushing nut 151, and a flushing sealing ring 153, a flushing pressing block 154 and a flushing O-shaped ring 155 are arranged between the flushing threaded connecting pipe 15 and the valve body 1; the valve body 1 is provided with a water supplementing threaded connecting pipe 16, the water supplementing threaded connecting pipe 16 is connected with a water supplementing pipe 162 through a water supplementing nut 161, and a water supplementing sealing ring 163, a water supplementing block 164 and a water supplementing O-shaped ring 165 are arranged between the water supplementing threaded connecting pipe 16 and the valve body 1.
The inner wall of the valve cavity 2 is provided with a valve cavity clamping block 21, and the opening of the valve core 3 is provided with a valve core clamping block 33 which is matched and fixedly connected with the valve cavity clamping block 21.
After the water inlet pipe 11 is filled with water, the water flows into the valve body 1 through a gap 31 between the valve core 3 and the valve body 1, and then flows out of the water supplementing and discharging channel 12 through the conversion core 4 (as shown in fig. 1).
When water is fed, the pressure relief block 62 is tightly attached to the bottom wall 321 of the spool cavity by the impact of water to form a sealing surface D. Water also flows into the spool chamber 32 from the gap 71 between the needle spring and the small water hole 7 to form a pressure chamber 322, and the seal ring 51, the switching core 4 and the return spring 14 are pushed slowly while forming the pressure chamber 322. When the switching core 4 is pushed to the intermediate position, the first connecting passage 41 for connecting the valve chamber 2 with the water replenishing outlet passage 12 is closed, the second connecting passage 42 for connecting the valve chamber 2 with the water flushing outlet passage 13 is opened, and water flow is automatically switched to flow out of the water flushing outlet passage 13 (as shown in fig. 2).
When water is fed to a certain period of time and the conversion core 4 is pushed to the bottommost part of the valve body 12, the first connecting channel 41 which communicates the valve cavity 2 with the water replenishing outlet channel 12 is opened, the second connecting channel 42 which communicates the valve cavity 2 with the water flushing outlet channel 13 is closed, and water flow can be automatically converted to flow out from the water replenishing outlet channel 12.
When water inflow is stopped, the sealing ring 51 and the conversion core 4 are pushed under the rebound force of the return spring 14. The pressure receiving chamber 322 is formed, so that the pressure releasing block 62 is forced to be separated from the bottom wall 321 of the spool chamber, and the pressure in the pressure receiving chamber 322 is released from the pressure releasing hole 61.
The conversion core 4, the sealing ring 51 and the return spring 14 are automatically reset to the original positions under the state of no pressure.
Claims (6)
1. The flushing valve with the automatic switching function is characterized by comprising a valve body (1), wherein the valve body (1) is provided with a water inlet pipeline (11), a water supplementing and discharging channel (12) and a flushing and discharging channel (13), the valve body (1) is also provided with a valve cavity (2), one end, close to the water inlet pipeline, in the valve cavity (2) is fixedly provided with a valve core (3), a gap (31) is reserved between the valve core (3) and the valve body (1), the valve core (3) is provided with a valve core cavity (32) with one end open, a conversion core (4) capable of sliding in the valve cavity is further arranged in the valve cavity (2), one end of the conversion core (4) is provided with a conversion core sleeve (5) capable of being inserted in the valve core cavity (32) and sliding in the valve core cavity, a sealing ring (51) matched and sealed with the valve core cavity (32) is arranged on the conversion core sleeve (5), a spring (53) is arranged between the conversion core sleeve (5) and the valve core cavity bottom wall (321), a pressure release device (6) and a small water hole (7) are arranged on the valve body (1), and a return spring (14) for driving the conversion core (4) is also arranged in the valve body (1); the conversion core (4) is provided with a first connecting channel (41) which is communicated with the valve cavity (2) and the water supplementing and discharging channel (12), and a second connecting channel (42) which is communicated with the valve cavity (2) and the water flushing and discharging channel (13); the conversion core (4) slides in the valve cavity (2) to enable water to flow out of the water supplementing water outlet channel through the first connecting channel or flow out of the water flushing water outlet channel through the second connecting channel.
2. A flushing valve with an automatic switching function according to claim 1, characterized in that the pressure relief means (6) comprise a pressure relief hole (61) provided in the bottom wall (321) of the spool chamber, the bottom wall (321) of the spool chamber being provided with a pressure relief block (62) for opening or closing the pressure relief hole.
3. The flushing valve with the automatic switching function according to claim 1, characterized in that a spring (53) arranged between the switching core sleeve (5) and the bottom wall (321) of the valve core cavity is a needle spring, one end of the needle spring penetrates through the small water hole (7), and a gap (71) is reserved between the needle spring and the small water hole (7).
4. The flushing valve with the automatic switching function is characterized in that the valve cavity (2) is a square cavity, the switching core (4) is a square pipe matched with the square cavity, the valve core (3) is a cylinder, and the switching core sleeve is a round sleeve.
5. The flushing valve with the automatic switching function according to claim 1, characterized in that the valve body (1) is provided with a flushing threaded connecting pipe (15), the flushing threaded connecting pipe (15) is connected with a flushing pipe (152) through a flushing nut (151), and a flushing sealing ring (153), a flushing pressing block (154) and a flushing O-shaped ring (155) are arranged between the flushing threaded connecting pipe (15) and the valve body (1); the valve body (1) is provided with a water supplementing threaded connecting pipe (16), the water supplementing threaded connecting pipe (16) is connected with a water supplementing pipe (162) through a water supplementing nut (161), and a water supplementing sealing ring (163), a water supplementing block (164) and a water supplementing O-shaped ring (165) are arranged between the water supplementing threaded connecting pipe (16) and the valve body (1).
6. The flushing valve with the automatic switching function according to claim 1, characterized in that a valve cavity clamping block (21) is arranged on the inner wall of the valve cavity (2), and a valve core clamping block (33) which is fixedly connected with the valve cavity clamping block (21) in a matching way is arranged at the opening of the valve core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810483848.2A CN108518511B (en) | 2018-05-19 | 2018-05-19 | Flushing valve with automatic switching function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810483848.2A CN108518511B (en) | 2018-05-19 | 2018-05-19 | Flushing valve with automatic switching function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108518511A CN108518511A (en) | 2018-09-11 |
| CN108518511B true CN108518511B (en) | 2023-08-22 |
Family
ID=63427415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810483848.2A Active CN108518511B (en) | 2018-05-19 | 2018-05-19 | Flushing valve with automatic switching function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518511B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5003644A (en) * | 1990-01-17 | 1991-04-02 | Huang Chin Ming | Two-stage water discharge mechanism for flush toilet tank |
| KR20030061687A (en) * | 2002-01-15 | 2003-07-22 | 마츠시타 덴끼 산교 가부시키가이샤 | Sanitary washing apparatus |
| CN200943239Y (en) * | 2006-08-08 | 2007-09-05 | 毕有才 | Divided flush water-saving squatting pan of public toilet |
| CN101368400A (en) * | 2007-08-15 | 2009-02-18 | 王华祥 | Segmented rinsing energy-saving cistern fittings |
| TWM380544U (en) * | 2010-01-11 | 2010-05-11 | shun-qing Li | Distance alarming device for urinal |
| CN205369447U (en) * | 2015-12-16 | 2016-07-06 | 黄阳 | Two sections play water dual spray water conservation flushometers |
| CN106400920A (en) * | 2016-11-15 | 2017-02-15 | 何玉贞 | Intelligent mechanical conjoined flushing valve |
| CN107836999A (en) * | 2017-09-01 | 2018-03-27 | 宁波锦宇电器有限公司 | A kind of releasing pressure automatically air bleeding valve |
| CN208268495U (en) * | 2018-05-19 | 2018-12-21 | 中山市美图塑料工业有限公司 | A kind of flashing valve automatically switching water route |
-
2018
- 2018-05-19 CN CN201810483848.2A patent/CN108518511B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5003644A (en) * | 1990-01-17 | 1991-04-02 | Huang Chin Ming | Two-stage water discharge mechanism for flush toilet tank |
| KR20030061687A (en) * | 2002-01-15 | 2003-07-22 | 마츠시타 덴끼 산교 가부시키가이샤 | Sanitary washing apparatus |
| CN200943239Y (en) * | 2006-08-08 | 2007-09-05 | 毕有才 | Divided flush water-saving squatting pan of public toilet |
| CN101368400A (en) * | 2007-08-15 | 2009-02-18 | 王华祥 | Segmented rinsing energy-saving cistern fittings |
| TWM380544U (en) * | 2010-01-11 | 2010-05-11 | shun-qing Li | Distance alarming device for urinal |
| CN205369447U (en) * | 2015-12-16 | 2016-07-06 | 黄阳 | Two sections play water dual spray water conservation flushometers |
| CN106400920A (en) * | 2016-11-15 | 2017-02-15 | 何玉贞 | Intelligent mechanical conjoined flushing valve |
| CN107836999A (en) * | 2017-09-01 | 2018-03-27 | 宁波锦宇电器有限公司 | A kind of releasing pressure automatically air bleeding valve |
| CN208268495U (en) * | 2018-05-19 | 2018-12-21 | 中山市美图塑料工业有限公司 | A kind of flashing valve automatically switching water route |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108518511A (en) | 2018-09-11 |
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