EP3208390A1 - A concealed flow regulator - Google Patents
A concealed flow regulator Download PDFInfo
- Publication number
- EP3208390A1 EP3208390A1 EP16000413.1A EP16000413A EP3208390A1 EP 3208390 A1 EP3208390 A1 EP 3208390A1 EP 16000413 A EP16000413 A EP 16000413A EP 3208390 A1 EP3208390 A1 EP 3208390A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- wall
- external
- annular
- flow regulator
- 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.)
- Granted
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 230000035772 mutation Effects 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
- E03C1/08—Jet regulators or jet guides, e.g. anti-splash devices
- E03C1/084—Jet regulators with aerating means
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
- E03C1/08—Jet regulators or jet guides, e.g. anti-splash devices
- E03C1/086—Jet regulators or jet guides, easily mountable on the outlet of taps
Definitions
- the present invention relates to a concealed flow regulator.
- a setting-in element of sanitary ware is disclosed in Chinese patent database with announcement number CN202298777U , CN202139650U , the setting-in element has a housing, the housing is disposed with thread and a housing side with outlet side of flowing hole, at least an insert element is provided to assembled to the housing.
- the setting-in element is disposed with a flow regulator of ventilation, the periphery wall of the housing defines at least a ventilation passage at a part area of the double-wall structure formed, the housing side of the ventilation passage which face the outlet side is open and is connected to a ventilation opening leading to the inside of the housing.
- the sealing portion is disposed at the upper end of the inner side of the housing, it can only realize axial sealing, but can not achieve peripheral sealing.
- a concealed flow regulator comprising a housing portion (100) and a diversion device (200) assembled in the housing portion (100), the housing portion (100) is disposed with a mutation cavity (110) and a suction passage (120) connecting the inner and the outer of the mutation cavity (110), the diversion device (200) is used to divide the water, negative pressure generates when the divided water flows into the mutation cavity (110), the air is sucked to mix with water to produce bubble water under the action of the negative pressure; the external revolution surface of the housing portion (100) is disposed with external thread (150), the housing portion (100) can be threaded to the water supplying opening (700) via the external thread (150); wherein the suction passage (120) is disposed with an internal port (121) faced to the mutation cavity (110) and an external port (122) disposed in the external revolution surface, an air flowing clearance is formed between the housing portion (100) and the inner wall of the water supplying opening (700), the air flowing clearance is connected to the external port, so that air can enter the mutation cavity (110) through
- the housing portion (100) comprises a housing (130) and a fixed ring (140), the housing (130) has an outer wall (131), the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131); the outer wall (131) is step structural with big end down, the step structure has a step surface, the internal port (121) is located on the step surface.
- the flow regulator further comprises a sealing portion (600) having a surrounding portion (610) and a capping portion (620) extending inwardly from the internal periphery of the surrounding portion (610);
- the housing portion (100) comprises a housing (130) and a fixed ring (140)
- the housing (130) comprises an outer wall (131)
- the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131)
- the fixed ring (140) is disposed with an annular protrusion (142) protruding outwardly radically
- the annular protrusion (142) is supported on the upper end face of the housing (130)
- the fixed ring (140) has an assembly portion (143) located on the annular protrusion (142)
- the surrounding portion (610) is surrounded and fixedly sleeved on the outer side of the assembly portion (143)
- the capping portion (620) is at least capping the end face of the upper end portion of the assembly portion (143).
- the assembly portion (143) is concaved with an annular groove (144), the bottom portion of the surrounding portion (610) is protruding inwardly with a protruding portion (611), the protruding portion (611) is fitly connected in the annular groove (144).
- the bottom portion of the surrounding portion (610) is supported on the annular surface of the annular protrusion (142), the surrounding portion (610) is pressed and deformed to extend out of the annular protrusion to achieve peripheral sealing.
- the flow regulator further comprises an annular seat (300) and an elastic water stop ring (400), the annular seat (300), the water diversion device (200) and the housing portion (100) are assembled together;
- the diversion device (200) comprises a periphery wall (210), a central base (220) in the periphery wall (210) and a deflecting annular wall (230) fixedly connecting the periphery wall (210) and the central base (220), the periphery wall (210) is disposed with diversion holes (211), the external periphery surface of the deflecting annular wall (230) is gradually larger downwardly radically from the central base (220) to the periphery wall (210), the central base (220) has at least a part extending out of the internal hole of the annular seat (300), a flowing clearance is formed between the central base (220) and the hole wall of the internal hole of the annular seat, the flowing clearance is disposed above the deflecting annular wall (230) to make water directly flow to the
- the annular seat (300) is fixedly connected to the periphery wall (210); a protruding wall (310) is protruded on the annular seat (300) to surround the internal hole of the annular seat (300), the external side of the water stop ring is contacted with the internal side of the protruding wall (310).
- a filter (500) is further provided, the filter (500) is assembled to the protruding wall (310).
- the external revolution surface of the deflecting annular wall (230) comprises a part of the conical surface.
- the external revolution surface of the deflecting annular wall (230) comprises a smooth curve.
- the external revolution surface of the deflecting annular wall (230) comprises an arc with the center of circle outward.
- the concealed flow regulator comprises a housing portion 100, a diversion device 200 assembled in the housing portion 100, an annular seat 300, an elastic water stop ring 400, a filter 500 and a sealing portion 600, the annular seat 300, the diversion device 200 are fixedly assembled to the housing portion 100.
- the housing portion 100 is detachably assembled to the water supplying opening like the outlet of the tap, the assembly structure is that: the external revolution surface of the housing portion 100 is disposed with external thread 150, the lower portion of the external revolution surface of the housing 130 is an external smooth surface 133, which is located below the external thread 150, the external diameter of the external smooth surface is smaller than that of the external thread 150; the water supplying opening 700 has a step face 710 and an internal revolution surface extending outwardly from the external periphery of the step face, the internal revolution surface is disposed with internal thread, the lower portion of the internal revolution surface is an internal smooth surface; the external thread of the housing portion 100 is threaded to the internal thread, the internal smooth surface and the external smooth surface are arranged with annular space, which forms the air flowing clearance 160, the opening of the air flowing clearance 160 is located between the internal smooth surface and the external smooth surface and faced downwardly.
- the external port of the suction passage 120 is located on the external smooth surface, the air flowing clearance is connected to the external port, so that air at the outer side enters the mutation cavity 110 through the air flowing clearance, the external port and the internal port.
- the external smooth surface is disposed with a plurality of ribs 134 arranged peripherally with space, the ribs are fitted to contact with the internal smooth surface, the portion of two adjacent ribs forms the air flowing clearance or a portion of the air flowing clearance.
- the fixed ring 140 is fixedly connected to the upper portion of the outer wall 131, the fixed ring 140 is disposed with an annular protrusion 142 protruding outwardly radically, the annular protrusion 142 is supported on the upper end face of the outer wall of the housing 130, the fixed ring 140 has an assembly portion 143 located on the annular protrusion 142.
- the sealing portion 600 has a surrounding portion 610 and a capping portion 620 extending inwardly from the internal periphery of the surrounding portion 610.
- the sealing portion 600 and the fixed ring 140 are fixedly assembled, the assembling structure is that: the surrounding portion 610 is surrounded and fixedly sleeved on the outer side of the assembly portion 143, the bottom portion of the surrounding portion 610 is supported on the annular surface of the annular protrusion 142, the surrounding portion 610 is pressed and deformed to extend out of the annular protrusion to achieve peripheral sealing, the capping portion 620 is at least capping the end face of the upper end portion of the assembly portion 143, after the flow regulator is assembled to the water supplying opening, the capping portion 620 abuts against the step surface to achieve axially sealing.
- the assembly portion 143 is concaved with an annular groove 144, the bottom portion of the surrounding portion 610 is protruding inwardly with a protruding portion 611, the protruding portion 611 is fitly connected in the annular groove 144.
- the diversion device 200 comprises a periphery wall 210, a central base 220 in the periphery wall 210 and a deflecting annular wall 230 fixedly connecting the periphery wall 210 and the central base 220, the upper periphery of the periphery wall 210 protrudes outwardly with a support plate 212, the external periphery of the support plate 212 protrudes upwardly to from a connecting wall 213, the periphery wall is disposed with the diversion holes 211 to divide the water flowing.
- the connecting wall 231 is fixedly connected to the fixed ring 140, so as to fixedly assemble the annular seat 300, the diversion device 200 to the housing portion 100.
- the fixed ring 140 has a conical surface 141 corresponding to the diversion holes 211, the conical surface 141 surrounds the diversion device 200, so that water flows out of the diversion holes 211 and impacts the conical surface and then flows downwardly, the mutation cavity 110 comprises the clearance of the conical surface and the periphery wall and the portion of the housing portion below the diversion device.
- the diversion device and the annular seat are manufactured separately and they can be fixedly assembled together, in other case, they can be manufacturing integrately as needed, if they are separately manufactured, it can just change the diversion device to develop flow regulators with different flow volume.
- the structure has advantages, it can configure diversion holes with different sizes according to different flow volume classes to achieve best spraying outlet effect. Water flows out of the diversion holes of the diversion device and impacts the conical surface of the fixed ring to be rectified and finally flows out of the outlet of the housing, the effect is that the outlet volume is more stable, and it is water saving, the water is more soft.
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Domestic Plumbing Installations (AREA)
- Safety Valves (AREA)
Abstract
Description
- The present invention relates to a concealed flow regulator.
- A setting-in element of sanitary ware is disclosed in Chinese patent database with announcement number
CN202298777U ,CN202139650U , the setting-in element has a housing, the housing is disposed with thread and a housing side with outlet side of flowing hole, at least an insert element is provided to assembled to the housing. The setting-in element is disposed with a flow regulator of ventilation, the periphery wall of the housing defines at least a ventilation passage at a part area of the double-wall structure formed, the housing side of the ventilation passage which face the outlet side is open and is connected to a ventilation opening leading to the inside of the housing. The sealing portion is disposed at the upper end of the inner side of the housing, it can only realize axial sealing, but can not achieve peripheral sealing. - The present invention is provided with a concealed flow regulator, which overcomes the disadvantages of the existing known technology.
- The technical proposal of the present invention is that:
- A concealed flow regulator, comprising a housing portion (100) and a diversion device (200) assembled in the housing portion (100), the housing portion (100) is disposed with a mutation cavity (110) and a suction passage (120) connecting the inner and the outer of the mutation cavity (110), the diversion device (200) is used to divide the water, negative pressure generates when the divided water flows into the mutation cavity (110), the air is sucked to mix with water to produce bubble water under the action of the negative pressure; the external revolution surface of the housing portion (100) is disposed with external thread (150), the housing portion (100) can be threaded to the water supplying opening (700) via the external thread (150); wherein the suction passage (120) is disposed with an internal port (121) faced to the mutation cavity (110) and an external port (122) disposed in the external revolution surface, an air flowing clearance is formed between the housing portion (100) and the inner wall of the water supplying opening (700), the air flowing clearance is connected to the external port, so that air can enter the mutation cavity (110) through the air flowing clearance, the external port and the internal port.
- In another preferred embodiment, the external revolution surface of the housing portion (100) comprises an external smooth surface below the external thread (150), the external diameter of the external smooth surface is smaller than the external diameter of the external thread (150), the external port of the suction passage (120) is located on the external smooth surface, the external smooth surface and the internal wall of the water supply opening (700) are annularly arranged with space, the annular space forms above mentioned air flowing clearance.
- In another preferred embodiment, the housing portion (100) comprises a housing (130) and a fixed ring (140), the housing (130) has an outer wall (131), the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131); the outer wall (131) is step structural with big end down, the step structure has a step surface, the internal port (121) is located on the step surface.
- In another preferred embodiment, the water supplying opening (700) is disposed with a step face (710) and an internal revolution surface extending outwardly from the external periphery of the step face, the internal revolution surface is disposed with internal thread, the lower portion of the internal revolution surface is an internal smooth surface; the external thread of the housing portion (100) is threaded to the internal thread, the internal smooth surface and the external smooth surface are arranged with space.
- In another preferred embodiment, the flow regulator further comprises a sealing portion (600) having a surrounding portion (610) and a capping portion (620) extending inwardly from the internal periphery of the surrounding portion (610); the housing portion (100) comprises a housing (130) and a fixed ring (140), the housing (130) comprises an outer wall (131), the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131), the fixed ring (140) is disposed with an annular protrusion (142) protruding outwardly radically, the annular protrusion (142) is supported on the upper end face of the housing (130), the fixed ring (140) has an assembly portion (143) located on the annular protrusion (142), the surrounding portion (610) is surrounded and fixedly sleeved on the outer side of the assembly portion (143), the capping portion (620) is at least capping the end face of the upper end portion of the assembly portion (143).
- In another preferred embodiment, the assembly portion (143) is concaved with an annular groove (144), the bottom portion of the surrounding portion (610) is protruding inwardly with a protruding portion (611), the protruding portion (611) is fitly connected in the annular groove (144).
- In another preferred embodiment, the bottom portion of the surrounding portion (610) is supported on the annular surface of the annular protrusion (142), the surrounding portion (610) is pressed and deformed to extend out of the annular protrusion to achieve peripheral sealing.
- In another preferred embodiment, the flow regulator further comprises an annular seat (300) and an elastic water stop ring (400), the annular seat (300), the water diversion device (200) and the housing portion (100) are assembled together;
the diversion device (200) comprises a periphery wall (210), a central base (220) in the periphery wall (210) and a deflecting annular wall (230) fixedly connecting the periphery wall (210) and the central base (220), the periphery wall (210) is disposed with diversion holes (211), the external periphery surface of the deflecting annular wall (230) is gradually larger downwardly radically from the central base (220) to the periphery wall (210), the central base (220) has at least a part extending out of the internal hole of the annular seat (300), a flowing clearance is formed between the central base (220) and the hole wall of the internal hole of the annular seat, the flowing clearance is disposed above the deflecting annular wall (230) to make water directly flow to the deflecting annular wall (230) through the flowing clearance;
the water stop ring (400) is supported on the annular seat (300) to surround and fit to the central base (220), so that the flowing area of the flowing clearance is adjustable by the water pressure so as to save water. - In another preferred embodiment, the annular seat (300) is fixedly connected to the periphery wall (210); a protruding wall (310) is protruded on the annular seat (300) to surround the internal hole of the annular seat (300), the external side of the water stop ring is contacted with the internal side of the protruding wall (310).
- In another preferred embodiment, a filter (500) is further provided, the filter (500) is assembled to the protruding wall (310).
- In another preferred embodiment, the upper periphery of the periphery wall (210) protrudes outwardly with a support plate (212), the external periphery of the support plate (212) protrudes upwardly to form a connecting wall (213), the annular seat (300) is supported on the support plate (212), the annular seat (300) is fixedly connected the diversion device (200) by the cooperation of the connecting wall (213) and the annular seat (300).
- In another preferred embodiment, the fixed ring (140) is disposed with a conical surface (141) corresponding to the diversion holes (211), the conical surface (141) surrounds the diversion device (200), so that water flows out of the diversion holes (211) and impacts the conical surface.
- In another preferred embodiment, the external revolution surface of the deflecting annular wall (230) comprises a part of the conical surface.
- In another preferred embodiment, the external revolution surface of the deflecting annular wall (230) comprises a smooth curve.
- In another preferred embodiment, the external revolution surface of the deflecting annular wall (230) comprises an arc with the center of circle outward.
- Compared to the existing known technology, the technical proposal of the present invention has advantages as follows:
- 1. the external port of the suction passage is disposed on the external revolution surface of the housing, the air flowing clearance is formed between the housing portion and the inner wall of the water supplying opening, the air flowing clearance is connected to the external port, so that air at the outer side can enter the mutation cavity through the air flowing clearance, the external port and the internal port, on one hand, the air is sucked through the housing portion and the water supplying opening, the air inlet is disposed between the housing portion and the water supplying opening, so that the flow regulator can be assembled in the water supplying opening and be concealed, on the other hand, it sucks high volume of air, the structure is compact and the manufacturing cost is low.
- 2. the external wall is a step structure of big end down, the internal port is disposed on the step surface of the step structure, the air and the water are mixed well.
- 3. the external thread of the housing portion is thread to the internal thread, the internal smooth surface and the external smooth surface are arranged with space so as to ensure the connecting of the suction passage.
- 4. the sealing portion has a surrounding portion and a capping portion, the surrounding portion can obtain the peripheral sealing, the capping portion can obtain the axial sealing, so that it has well sealing performance, the connecting of the sealing portion and the capping portion is strong and stable, it prevents the shift of the sealing portion during assembling.
- 5. The fixed ring has an annular protrusion protruding outwardly radically, the annular protrusion is supported on the upper end face of the housing, the fixed ring has an assembly portion disposed above the annular protrusion, the surrounding portion surrounds on the outer side of the assembly portion in fixing way, the capping portion at least covers the end face at the upper end portion of the assembly portion, the assembling is convenient and fast, the connecting is strong and stable.
- 6. the assembly portion is concaved with an annular groove, the bottom of the surrounding portion is protruding inwardly with a protruding portion, the protruding portion is fitting to connect in the annular groove, thus being convenient to position the sealing portion and the fixed ring.
- 7. it has a deflecting annular wall, the water flowing clearance is disposed in the deflecting annular wall that water flows through the water flowing clearance and then directly flows to the deflecting annular wall, it can reduce the pressure loss of the water during flowing from the water flowing clearance to the diversion holes, so that it can obtain higher volume even in low water pressure and reduce the noise of the impacting of the water. The water stop ring is supported on the support seat and surrounds the central seat, when the water pressure works on the elastic water stop element, the elastic water stop element is pressed to deform inwardly radically, so that it has well water saving effect and the water volume keeps high and stable.
- 8. the diversion device and the annular seat can be two separate components, the structure has advantage that when to develop products with different flow volumes, it can just develop two different diversion devices, and it can adjust the arrangement and the size of the diversion holes according to different flow volumes of the diversion devices to achieve well outlet effect of the outlet devices.
- The present invention will be further described with the drawings and the embodiments.
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FIG.1 illustrates a schematic diagram of the flow regulator of a preferred embodiment. -
FIG.2 illustrates a schematic diagram of the flow regulator of the preferred embodiment in another view angle. -
FIG.3 illustrates an exploded and schematic diagram of the flow regulator of the preferred embodiment. -
FIG.4 illustrates a sectional diagram of the flow regulator of the preferred embodiment. -
FIG.5 illustrates a schematic diagram of the housing of the flow regulator of the preferred embodiment. -
FIG.6 illustrates a schematic diagram of the housing of the flow regulator of the preferred embodiment in another view angle. -
FIG.7 illustrates a schematic diagram of the fixed ring of the flow regulator of the preferred embodiment. -
FIG.8 illustrates a schematic diagram of the sealing portion of the flow regulator of the preferred embodiment. -
FIG.9 illustrates a schematic diagram of the diversion device of the flow regulator of the preferred embodiment. -
FIG.10 illustrates a sectional and schematic diagram of the diversion device of the flow regulator of the preferred embodiment. -
FIG.11 illustrates a schematic diagram of the annular seat of the flow regulator of the preferred embodiment. - Please referring to
FIGs 1∼11 , the concealed flow regulator comprises ahousing portion 100, adiversion device 200 assembled in thehousing portion 100, anannular seat 300, an elasticwater stop ring 400, afilter 500 and asealing portion 600, theannular seat 300, thediversion device 200 are fixedly assembled to thehousing portion 100. - The
housing portion 100 comprises ahousing 130 and afixed ring 140, thehousing portion 100 is configured with amutation cavity 110. - The
housing 130 comprises anouter wall 131 and aninserting element 132 fixedly connected at the bottom portion of theouter wall 131, theinserting element 132 is a grid outlet mesh. Theouter wall 131 is disposed with a plurality ofsuction passages 120 annularly arranged running through the inside and outside of theouter wall 131. Theouter wall 131 is step structural with big end down, the step structure has a step surface, theinternal port 121 of thesuction passage 120 is located on the step surface, so that the internal port is faced to themutation cavity 110 and connected to themutation cavity 110, theexternal port 122 of thesuction passage 120 is located on the external revolution surface of theouter wall 131 of thehousing 130, so that thesuction passage 120 connects the inner side and the outer side of themutation cavity 110. - The
housing portion 100 is detachably assembled to the water supplying opening like the outlet of the tap, the assembly structure is that: the external revolution surface of thehousing portion 100 is disposed withexternal thread 150, the lower portion of the external revolution surface of thehousing 130 is an externalsmooth surface 133, which is located below theexternal thread 150, the external diameter of the external smooth surface is smaller than that of theexternal thread 150; thewater supplying opening 700 has astep face 710 and an internal revolution surface extending outwardly from the external periphery of the step face, the internal revolution surface is disposed with internal thread, the lower portion of the internal revolution surface is an internal smooth surface; the external thread of thehousing portion 100 is threaded to the internal thread, the internal smooth surface and the external smooth surface are arranged with annular space, which forms theair flowing clearance 160, the opening of theair flowing clearance 160 is located between the internal smooth surface and the external smooth surface and faced downwardly. Therein, the external port of thesuction passage 120 is located on the external smooth surface, the air flowing clearance is connected to the external port, so that air at the outer side enters themutation cavity 110 through the air flowing clearance, the external port and the internal port. As needed, the external smooth surface is disposed with a plurality of ribs 134 arranged peripherally with space, the ribs are fitted to contact with the internal smooth surface, the portion of two adjacent ribs forms the air flowing clearance or a portion of the air flowing clearance. - The fixed
ring 140 is fixedly connected to the upper portion of theouter wall 131, the fixedring 140 is disposed with anannular protrusion 142 protruding outwardly radically, theannular protrusion 142 is supported on the upper end face of the outer wall of thehousing 130, the fixedring 140 has anassembly portion 143 located on theannular protrusion 142. The sealingportion 600 has a surroundingportion 610 and acapping portion 620 extending inwardly from the internal periphery of the surroundingportion 610. The sealingportion 600 and the fixedring 140 are fixedly assembled, the assembling structure is that: the surroundingportion 610 is surrounded and fixedly sleeved on the outer side of theassembly portion 143, the bottom portion of the surroundingportion 610 is supported on the annular surface of theannular protrusion 142, the surroundingportion 610 is pressed and deformed to extend out of the annular protrusion to achieve peripheral sealing, the cappingportion 620 is at least capping the end face of the upper end portion of theassembly portion 143, after the flow regulator is assembled to the water supplying opening, the cappingportion 620 abuts against the step surface to achieve axially sealing. Preferred, theassembly portion 143 is concaved with anannular groove 144, the bottom portion of the surroundingportion 610 is protruding inwardly with a protrudingportion 611, the protrudingportion 611 is fitly connected in theannular groove 144. - In this embodiment, the front end face of the fixed ring is disposed with the sealing portion, firstly, the sealing portion can fit to the tap in the end face axial sealing and the periphery face peripheral sealing so as to prevent water leakage, the end face fitting has advantage that the sealing is stable and it is easy to manufacture, it solves the problem of traditional concealed flow regulator that the side sealing face is easy to be scratched during the manufacturing of the internal thread as it is near to the internal thread of the tap that results in water leakage, at the same time, this structure makes it easier to thread than the structure sealing in the side surface; secondly, the sealing portion of the end face of the traditional flow regulator is connected to the housing in interference fitting way, it will come off during transportation, so that it needs reassemble the spacer during the assembling, it is a waste of time in assembling, the sealing of the new structure comprises the surrounding portion and the capping portion, it won't come off easily, and with the cooperation of the concave-convex, it is more strong and stable.
- The
diversion device 200 comprises aperiphery wall 210, acentral base 220 in theperiphery wall 210 and a deflectingannular wall 230 fixedly connecting theperiphery wall 210 and thecentral base 220, the upper periphery of theperiphery wall 210 protrudes outwardly with asupport plate 212, the external periphery of thesupport plate 212 protrudes upwardly to from a connectingwall 213, the periphery wall is disposed with the diversion holes 211 to divide the water flowing. The connecting wall 231 is fixedly connected to the fixedring 140, so as to fixedly assemble theannular seat 300, thediversion device 200 to thehousing portion 100. - The capping
portion 620 at least covers the connecting portion of the fixedring 140 and thediversion device 200, preferred the connecting portion of the fixedring 140 and the connectingwall 213, thus preventing water flowing out of the connecting portion directly and ensuring the water of aerating. - Water is divided from the
diversion device 200 and then flows to themutation cavity 110, the water flowing area is enlarged and negative pressure generates when the divided flowing enters themutation cavity 110, the negative pressure sucks air in through thesuction passage 120, air and water are mixed to generate bubble water. Preferred, the fixedring 140 has aconical surface 141 corresponding to the diversion holes 211, theconical surface 141 surrounds thediversion device 200, so that water flows out of the diversion holes 211 and impacts the conical surface and then flows downwardly, themutation cavity 110 comprises the clearance of the conical surface and the periphery wall and the portion of the housing portion below the diversion device. As needed, the periphery wall comprises a surrounding wall and an annular bottom wall extending inwardly from the periphery of the bottom of the surrounding wall radically, the diversion holes can be disposed at the surrounding wall or the annular bottom wall, the annular bottom wall is not figured out, the diversion holes are disposed at the surrounding wall, it should be noted that the diversion holes also can be disposed at the annular bottom wall. - The external periphery surface of the deflecting
annular wall 230 is gradually larger downwardly radically from thecentral base 220 to theperiphery wall 210, thecentral base 220 has at least a part extending out of the internal hole of theannular seat 300, a flowing clearance is formed between thecentral base 220 and the hole wall of the internal hole of the annular seat, the flowing clearance is disposed above the deflectingannular wall 230 to make water directly flow to the deflectingannular wall 230 through the flowing clearance. The external revolution surface of the deflectingannular wall 230 comprises a part of the conical surface. In another case, the external revolution surface of the deflectingannular wall 230 comprises a smooth curve, or in another case, the external revolution surface of the deflectingannular wall 230 comprises an arc with the center of circle outward. - The
annular seat 300 is fixedly assembled to theperiphery wall 210, the assembling structure is that theannular seat 300 is supported on thesupport plate 212, the connectingwall 213 and theannular seat 300 are coupled to make theannular seat 300 and thediversion device 200 fixedly connected together. Theannular seat 300 is protruding upwardly with a protruding wall surrounding the internal hole of theannular seat 300, thewater stop ring 400 is supported onannular seat 300, the external side of thewater stop ring 400 is contacted with the internal side of the protrudingwall 310, thewater stop ring 400 surrounds thecentral base 220 in fitting way, so that water flowing area of the water flowing clearance can be adjusted by the water pressure. Preferred, the portion of thecentral base 220 corresponding to thewater stop ring 400 is annularly arranged with a plurality ofprotrusions 221 with space. When in low pressure, the elastic water stop ring is pressed with low force, it just slightly deforms, at this time the flowing area of the elastic water stop ring and theprotrusions 221 of thecentral base 220 of the diversion device is larger, the flow volume can be controlled in a certain value; when in high pressure, the elastic water stop ring is pressed with high force and it deforms greater, at this time, the water stop ring and theprotrusions 221 of thecentral base 220 of the diversion device are cooperated to each other, so that the flowing area is reduced during the increasing of the pressure, the flow volume can be controlled in a certain value; so the flow regulator has volume adjusting function, it can regulate the volume in a certain range of pressure. - The
filter 500 is assembled to the protrudingwall 310. - In this embodiment, the diversion device and the annular seat are manufactured separately and they can be fixedly assembled together, in other case, they can be manufacturing integrately as needed, if they are separately manufactured, it can just change the diversion device to develop flow regulators with different flow volume. The structure has advantages, it can configure diversion holes with different sizes according to different flow volume classes to achieve best spraying outlet effect. Water flows out of the diversion holes of the diversion device and impacts the conical surface of the fixed ring to be rectified and finally flows out of the outlet of the housing, the effect is that the outlet volume is more stable, and it is water saving, the water is more soft.
- Although the present invention has been described with reference to the preferred embodiments thereof for carrying out the patent for invention, it is apparent to those skilled in the art that a variety of modifications and changes may be made without departing from the scope of the patent for invention which is intended to be defined by the appended claims.
Claims (15)
- A concealed flow regulator, comprising a housing portion (100) and a diversion device (200) assembled in the housing portion (100), the housing portion (100) is disposed with a mutation cavity (110) and a suction passage (120) connecting the inner and the outer of the mutation cavity (110), the diversion device (200) is used to divide the water, negative pressure generates when the divided water flows into the mutation cavity (110), the air is sucked to mix with water to produce bubble water under the action of the negative pressure; the external revolution surface of the housing portion (100) is disposed with external thread (150), the housing portion (100) can be threaded to the water supplying opening (700) via the external thread (150); wherein the suction passage (120) is disposed with an internal port (121) faced to the mutation cavity (110) and an external port (122) disposed in the external revolution surface, an air flowing clearance is formed between the housing portion (100) and the inner wall of the water supplying opening (700), the air flowing clearance is connected to the external port, so that air can enter the mutation cavity (110) through the air flowing clearance, the external port and the internal port.
- The concealed flow regulator according to claim 1, wherein the external revolution surface of the housing portion (100) comprises an external smooth surface below the external thread (150), the external diameter of the external smooth surface is smaller than the external diameter of the external thread (150), the external port of the suction passage (120) is located on the external smooth surface, the external smooth surface and the internal wall of the water supply opening (700) are annularly arranged with space, the annular space forms above mentioned air flowing clearance.
- The concealed flow regulator according to claim 1 and/or 2, wherein the housing portion (100) comprises a housing (130) and a fixed ring (140), the housing (130) has an outer wall (131), the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131); the outer wall (131) is step structural with big end down, the step structure has a step surface, the internal port (121) is located on the step surface.
- The concealed flow regulator according to any one or more of claims 1 to 3, in particular according to claim 2, wherein the water supplying opening (700) is disposed with a step face (710) and an internal revolution surface extending outwardly from the external periphery of the step face, the internal revolution surface is disposed with internal thread, the lower portion of the internal revolution surface is an internal smooth surface; the external thread of the housing portion (100) is threaded to the internal thread, the internal smooth surface and the external smooth surface are arranged with space.
- The concealed flow regulator according to any one or more of claims 1 to 4, wherein the flow regulator further comprises a sealing portion (600) having a surrounding portion (610) and a capping portion (620) extending inwardly from the internal periphery of the surrounding portion (610); the housing portion (100) comprises a housing (130) and a fixed ring (140), the housing (130) comprises an outer wall (131), the fixed ring (140) is fixedly connected to the upper portion of the outer wall (131), the fixed ring (140) is disposed with an annular protrusion (142) protruding outwardly radically, the annular protrusion (142) is supported on the upper end face of the housing (130), the fixed ring (140) has an assembly portion (143) located on the annular protrusion (142), the surrounding portion (610) is surrounded and fixedly sleeved on the outer side of the assembly portion (143), the capping portion (620) is at least capping the end face of the upper end portion of the assembly portion (143).
- The concealed flow regulator according to claim 5, wherein the assembly portion (143) is concaved with an annular groove (144), the bottom portion of the surrounding portion (610) is protruding inwardly with a protruding portion (611), the protruding portion (611) is fitly connected in the annular groove (144).
- The concealed flow regulator according to claim 5 and/or 6, wherein the bottom portion of the surrounding portion (610) is supported on the annular surface of the annular protrusion (142), the surrounding portion (610) is pressed and deformed to extend out of the annular protrusion to achieve peripheral sealing.
- The concealed flow regulator according to any one or more of claims 1 to 7, wherein the flow regulator further comprises an annular seat (300) and an elastic water stop ring (400), the annular seat (300), the water diversion device (200) and the housing portion (100) are assembled together; the diversion device (200) comprises a periphery wall (210), a central base (220) in the periphery wall (210) and a deflecting annular wall (230) fixedly connecting the periphery wall (210) and the central base (220), the periphery wall (210) is disposed with diversion holes (211), the external periphery surface of the deflecting annular wall (230) is gradually larger downwardly radically from the central base (220) to the periphery wall (210), the central base (220) has at least a part extending out of the internal hole of the annular seat (300), a flowing clearance is formed between the central base (220) and the hole wall of the internal hole of the annular seat, the flowing clearance is disposed above the deflecting annular wall (230) to make water directly flow to the deflecting annular wall (230) through the flowing clearance;
the water stop ring (400) is supported on the annular seat (300) to surround and fit to the central base (220), so that the flowing area of the flowing clearance is adjustable by the water pressure so as to save water. - The concealed flow regulator according to claim 8, wherein the annular seat (300) is fixedly connected to the periphery wall (210); a protruding wall (310) is protruded on the annular seat (300) to surround the internal hole of the annular seat (300), the external side of the water stop ring is contacted with the internal side of the protruding wall (310).
- The concealed flow regulator according to claim 9, wherein a filter (500) is further provided, the filter (500) is assembled to the protruding wall (310).
- The concealed flow regulator according to any one or more of claims 1 to 10, wherein the upper periphery of the periphery wall (210) protrudes outwardly with a support plate (212), the external periphery of the support plate (212) protrudes upwardly to form a connecting wall (213), the annular seat (300) is supported on the support plate (212), the annular seat (300) is fixedly connected the diversion device (200) by the cooperation of the connecting wall (213) and the annular seat (300).
- The concealed flow regulator according to any one or more of claims 1 to 11, wherein the fixed ring (140) is disposed with a conical surface (141) corresponding to the diversion holes (211), the conical surface (141) surrounds the diversion device (200), so that water flows out of the diversion holes (211) and impacts the conical surface.
- The concealed flow regulator according to any one or more of claims 1 to 12, in particular according to claim 9, wherein the external revolution surface of the deflecting annular wall (230) comprises a part of the conical surface.
- The concealed flow regulator according to any one or more of claims 1 to 12, in particular according to claim 9, wherein the external revolution surface of the deflecting annular wall (230) comprises a smooth curve.
- The concealed flow regulator according to any one or more of claims 1 to 12, in particular according to claim 9, wherein the external revolution surface of the deflecting annular wall (230) comprises an arc with the center of circle outward.
Priority Applications (1)
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EP16000413.1A EP3208390B1 (en) | 2016-02-19 | 2016-02-19 | A concealed flow regulator |
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EP16000413.1A EP3208390B1 (en) | 2016-02-19 | 2016-02-19 | A concealed flow regulator |
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EP3208390B1 EP3208390B1 (en) | 2020-10-14 |
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CN109457768A (en) * | 2017-09-06 | 2019-03-12 | 纽珀有限公司 | Jet regulator |
CN109457766A (en) * | 2017-09-06 | 2019-03-12 | 纽珀有限公司 | The application of hygienic insert and outlet system and the outlet opening being passed through in jet stream aerator |
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CN115487597A (en) * | 2022-08-18 | 2022-12-20 | 漠北(黑龙江)生命科学研究有限公司 | Extraction device and method for auricularia auricula polysaccharide |
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