CN201720148U - Water-saving type fixed shower head - Google Patents
Water-saving type fixed shower head Download PDFInfo
- Publication number
- CN201720148U CN201720148U CN2010200038010U CN201020003801U CN201720148U CN 201720148 U CN201720148 U CN 201720148U CN 2010200038010 U CN2010200038010 U CN 2010200038010U CN 201020003801 U CN201020003801 U CN 201020003801U CN 201720148 U CN201720148 U CN 201720148U
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- water
- shower head
- spherical joint
- universal spherical
- shrinkage cavity
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Abstract
The utility model relates to a water-saving type fixed shower head capable of sucking air and spraying the mixtures of the air and water entering the shower head through a nozzle of the shower head, and simultaneously the shower head has the function of regulating the water yield in a certain range. The shower head mainly comprises a traditional shower head body part and a universal spherical joint part in which a water flow passage is designed into a Venturi tube. The traditional shower head body part adopts a single-function nozzle, and a cavity of the shower head body is not provided with any device for limiting the water yield and is basically a hollow cavity in order to ensure that the air and water mixture sprayed out of a universal spherical joint is fully released out of the nozzle of the shower head. The water-saving type fixed shower head can regulate the showering water yield (7.5 liters/minute-9 liters/minute) without changing the size of water attacking force of the sprayed showing water in the process of attacking bodies and the shape and size of water sprayed out of the nozzle of the shower head to save water resources, and simultaneously reduces the consumption of water charges and the consumption of energy for heating the water.
Description
Technical field
The utility model relates to a kind of type fixed shower head.
Background technology
According to the 4.5th of People's Republic of China's city-building industry standard " water-saving domestic water utensil ": second section requirement of water-saving shower head " shower fitting spray nozzle should be under hydraulic pressure 0.1MPa and caliber 15mm, and maximum stream flow is not more than 0.15L/s ".And in the middle of actual water supply system, pressure of supply water generally can be between 0.10Mpa～0.50MPa often considerably beyond 0.1MPa.Because flow is directly proportional with hydraulic pressure, along with increasing of pressure, can survey when 0.26MPa considerably beyond 0.15L/s at water-saving shower head flow when pressure surpasses 0.1MPa of test passes under the 0.1MPa condition, adopt the TOTO type fixed shower head, the unit interval flow is 0.233L/s; When 0.40MPa, adopt the GROHE type fixed shower head, the unit interval flow is 0.325L/s.This has proposed a problem that urgency is to be solved with regard to the designer who gives shower head: how to guarantee under high pressure that promptly flow is no more than 0.15L/s.External designer has passed through the accumulation in more than 20 year in this respect, a lot of water-saving shower head products uses on the U.S., European Union member countries and Australian market on a large scale, the standard that the U.S. intends implementing is under 0.15MPa～0.55MPa hydraulic pressure, the flow of shower head per minute is between 7.5～9 liters, be minimumly to be not less than 7.5 liters, simultaneously the highlyest be no more than 9 liters, and domesticly still do not have the own self-contained water-saving type fixed shower head product of researching and developing to come into the market.
Summary of the invention
For solve common fixed shower head under high pressure the unit interval flow considerably beyond this problem of 0.15L/s, the conserve water resource, realize that simultaneously water that shower head ejects hits the make peace water outlet basically identical of the shape that realizes the spray that ejects and size and common shower head of water attack strength size and common shower head one on health, the utility model provides a kind of self-contained water-saving type fixed shower head, can suck air, simultaneously can adjust the water yield (7.5 liters/minute～9 liters/minute), do not change shower water and spray the size that water attack strength on health is hit in the back, do not change the shape and the size of the spray that the shower head nozzle ejection comes out.
Its technical scheme is as follows: this water-saving type fixed shower head device comprises that mainly traditional shower head body part becomes the universal spherical blank area of Venturi tube with the water flow inside via design.Traditional shower head body part adopts single function nozzle, nozzle quantity is above 45, in the cavity of shower head body without any the device of the restriction water yield, basically be a cavity, purpose is to guarantee that the carbonated drink mixing water that ejects from the universal spherical joint fully discharges from the nozzle of shower head.
The universal spherical blank area is the part that connects shower head body and feed pipe, form by three parts, comprise: universal spherical joint valve body, radially air suck the breather cheek valve door of part and at the shrinkage cavity spool of universal spherical joint valve body inner shaft to the adjustable diameter size of installing.Universal spherical joint valve intracoelomic cavity mainly is made up of three parts: an end is the inlet segment that connects feed pipe, and a rightabout end is the water exit end that connects the shower head body, and the interlude between the water-in and water-out section.This inner chamber is the axial passageway of current, and promptly current are flowed into by inlet segment, through interlude, flows out from water exit end.Interlude is designed to Venturi tube.
The universal spherical joint has an air to suck part at interlude, it has formed an air flue between the outer surface of the water-flowing path of inner chamber and universal spherical joint, can allow universal spherical joint ambient air suck the inner chamber that part enters the universal spherical joint by this air.Simultaneously, air sucks part a breather cheek valve door has been installed, and it can guarantee that air sucks part by air and enters the interlude of universal spherical joint and stop the inversion current to be flowed out by the breather cheek valve door, also possesses the effect of eliminating inflow noise.
The breather cheek valve door has adopted following project organization: it is a shoulder hole structure that the air of universal spherical joint sucks part, the diameter in ground floor hole is the such nest of ￠ 10, the second layer is the hole that tight fit is installed the breather cheek valve door then, diameter is ￠ 8, and last is that diameter is the air hose of ￠ 1.5.The breather cheek valve door is a ladder valve body structure, cylindrical by second ￠ 8 is connected with universal spherical joint air suction part second layer ￠ 8 hole tight fits, it is made up of check valve valve body and non-return pad, the non-return pad adopts the silica gel material, when atmospheric pressure surpasses chamber pressure, air push non-return pad moves to axis direction, and air enters the air hose of ￠ 1.5 along non-return pad side, enters the water stream channel of inner chamber then; When stopping to supply water, when perhaps spray nozzle clogging caused backwater, the bottom end face that water promotes the non-return pad moved to the outer surface direction of universal spherical joint, is pressed on the inner face of check valve valve body, blocked current and did not suck the part outflow from air.
Inlet segment adopts internal thread (being connected with the feed pipe that adopts external gas thread); The outer surface of water exit end adopts spherical, guarantee with the shower head body between universal the connection, by sealing ring with tighten the nut assurance and be tightly connected.
The interlude of universal spherical joint is made up of two parts, first parts are universal spherical joint valve bodies, second parts is moving-members, be called the shrinkage cavity spool, by being threaded and universal spherical joint valve body links into an integrated entity, this moving-member is made up of the taper diversion sections of 45 degree and shrinkage cavity section that can the conversion diameter: when the taper diversion sections of current by 45 degree entered the shrinkage cavity section, the water velocity of shrinkage cavity section was compared the current degree quickening in the water inlet pipe; Interlude behind the installation shrinkage cavity spool is made up of the hole of two different sizes, and the size in first hole is the diameter of the shrinkage cavity section of shrinkage cavity spool, and the diameter in second hole is bigger than the diameter of shrinkage cavity section.Air hose is positioned on bigger second hole of diameter, and the position is more near the shrinkage cavity spool.The axial length in second hole surpasses the axial length in first hole; The end in second hole of interlude forms the taper of one 45 degree and derives section, and the length of tapering part is to be connected very short straight-run of pipe section with the ballhead outer wall greatly about 5 millimeter then.Because pressure reduced suddenly when current flow through the shrinkage cavity section, the hydraulic pressure of shrinkage cavity section is lower than extraneous atmospheric pressure, at this moment Wai Jie air just is inhaled into air and sucks part, water in the air that is inhaled into and the inner chamber mixes back formation carbonated drink mixing water and is accelerated and transfers out the universal spherical joint, goes out by shower head body and nozzle ejection then.
The beneficial effects of the utility model are: when pressure of supply water surpasses 0.1MPa, can realize that the water attack strength size that water that shower head ejects hits on health is consistent with non-water-saving shower head, under the prerequisite of the shape of the spray that while shower head nozzle ejection is come out and the water outlet basically identical of size and common shower head, the flow that guarantees shower head is in 7.5 liters/minute～9 liters of/minute scopes.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1: the utility model appearance figure.
Fig. 2: the universal spherical joint axis in the utility model device is to cutaway view.
Among the figure: 1. universal spherical joint, 2. shower head body, 3. feed pipe, 101. ballhead, 102. internal threads, 301. external screw threads, 302. inner water route, 303. end faces, 304. sealing rings, 110. spout, 21. cavitys, 22. nozzles, 23. tighten nut, 24. sealing rings, 104. air hoses, 105. little shoulder hole, 106. big shoulder holes, 107. mixers, 109. derive section, 1-1. universal spherical joint valve body, 1-2. shrinkage cavity spool, 1-3. breather cheek valve door, 131. the check valve valve body, 132. non-return pads, 133. check valve valve body inner faces, 121. the shrinkage cavity section, 122. diversion sections.
The specific embodiment:
Fig. 1 has illustrated the shower head body, the relation between this three of universal spherical joint and feed pipe: universal spherical joint 1 and shower head body 2 are formed a main device of the present invention, are connected with the feed pipe 3 of external gas thread.Universal spherical joint 1 is connected with the external screw thread 301 of feed pipe 3 by internal thread 102, seals by sealing ring 304; Universal spherical joint 1 by the ballhead 101 of water exit end and shower head body 2 by sealing ring 24 with tighten nut 23 and be connected and seal.
Among Fig. 1, shower head is made up of shower head body 2 and universal spherical joint 1.The shower head body is made up of cavity 21 and nozzle 22, and the carbonated drink mixing water that is ejected by the spout 110 of universal spherical joint 1 water exit end enters cavity 21, fully mixes the back and is ejected for shower by nozzle 22 and uses.
Among Fig. 2, universal spherical joint 1 is by parts universal spherical joint valve body 1-1, and shrinkage cavity spool 1-2 and breather cheek valve door 1-3 form.Shrinkage cavity spool 1-2 is installed in the front end of universal spherical joint 1 interlude, near the end face 303 of water inlet pipe 3.Breather cheek valve door 1-3 is installed in interlude, is an air input unit radially, on the position near shrinkage cavity spool 1-2.
Universal spherical joint 1 is formed inlet segment, interlude and water exit end by three intervals.Inlet segment comprises the water route of Internal Pipe Thread 102, and function is to be connected with feed pipe 3, and the water in the pipeline is introduced interlude; Water exit end comprises the part that ballhead 101 is connected with shower head body 2, promptly comprise and derive section 109 and spout 110, function is that the high-velocity flow with Venturi tube radiates universal spherical joint 1, promptly be ejected in the cavity 21 of the shower head body 2 among Fig. 1, derive section 109 and be the outer tapered of 45 degree with mixer 107 through deriving section 109 and spout 110.Interlude is the part between inlet segment and the water exit end, is a Venturi tube, and inner chamber is made up of three parts, comprises diversion section 122, shrinkage cavity section 121 and mixed water section 107.Diversion section 122 and shrinkage cavity section 121 all are positioned on the shrinkage cavity spool 1-2, and the function of diversion section 122 is that the current that will enter inner chamber import shrinkage cavity section 121 rapidly, reduce local resistance loss, and the back taper holes that are 45 degree with the hole of shrinkage cavity section 121 are arranged; The function of shrinkage cavity section 121 is that the water that diversion section 122 enters is quickened, because the rapid variation in aperture, current enter shrinkage cavity section 121 backs and sharply quicken, and enter mixer 107.The diameter of mixer 107 is greater than the diameter of shrinkage cavity section 121, and main function is that the air of breather cheek valve door 1-3 input is introduced mixer 107 by air hose 104, sprays after fully mixing to enter water exit end.
Air sucks part by the big shoulder hole 106 on breather cheek valve door 1-3 and the universal spherical joint 1, little shoulder hole 105, air hose 104 is formed, big shoulder hole 106 provides an easy-to-install plane, little shoulder hole 105 is used for the tight fit with check valve valve body 131, bonding to air intake valve can with universal spherical joint 1 between be connected.Breather cheek valve door 1-3 is made of check valve valve body 131 and non-return pad 132.When current quicken suddenly to cause the air pressure in the mixer 107 to be lower than atmospheric pressure in the shrinkage cavity section, extraneous air is pushed non-return pad 132 open by check valve valve body 131, enters air hose 104 along the both sides and the bottom of non-return pad 132, enter mixer 107 then, mix with high-velocity flow.When current turn-off, because gravity flow acts on by air hose 104 on the end face of non-return pad 132, promote non-return pad 132 and be pressed onto on the check valve valve body inner face 133, sealed the admission passage of air-flow, stop current to suck part and flow out from air.
Current enter the inner chamber of universal spherical joint 1 among Fig. 1 by feed pipe 3, need then respectively by diversion section 122, and shrinkage cavity section 121, mixer 107 is derived section 109 and spout 110, and then is entered shower head body 2, at last by shower nozzle 22 ejections.
Air is entered by breather cheek valve door 1-3, enters mixer 107 by air hose 104, derives section 109 and spout 110 with entering after current fully mix, and then enters shower head body 2, at last by shower nozzle 22 ejections.
The diameter dimension of the shrinkage cavity section of shrinkage cavity spool is to change around ￠ 3 these basic sizes, and as ￠ 2.5, ￠ 2.8, and ￠ 3, and ￠ 3.2, and ￠ 3.4, and ￠ 3.6, thereby realize the adjusting of shower head water yield size.
The universal spherical joint does not change, and by changing the shape of type fixed shower head body 2, can obtain the shower head of various appearance and sizes, for example: the plate-like formula shower head that drenches with rain, square shower head or the like.That is to say that as long as existing common universal spherical joint is transformed into water-saving universal spherical joint, most common fixed shower head can be transformed into water-saving shower head.
The utility model is not limited to present embodiment, and protection domain of the present utility model is all classified in any equivalent concepts or change in the technical scope that the utility model discloses as.
Claims (6)
1. water-saving type fixed shower head is characterized in that: this shower head comprises that mainly traditional shower head body (2) part becomes universal spherical joint (1) part of Venturi tube with the water flow inside via design; Shower head body (2) adopts single function nozzle, without any the device of the restriction water yield, is a cavity basically in the cavity of shower head body; Universal spherical joint (1) is the part that connects shower head body (2) and feed pipe (3), form by three parts, comprise: universal spherical joint valve body (1-1), radial air suck the breather cheek valve door (1-3) of part and at the shrinkage cavity spool (1-2) of universal spherical joint valve body inner shaft to the adjustable diameter size of installing; Universal spherical joint valve body (1-1) inner chamber mainly is made up of three parts: an end is the inlet segment that connects inlet pipeline, and a rightabout end is the water exit end that connects the shower head body, and the interlude between the water-in and water-out section, and interlude is the venturi pipeline.
2. a kind of water-saving type fixed shower head as claimed in claim 1, it is characterized in that: universal spherical joint (1) has air to suck part at interlude, and it has formed an air flue between the outer surface of the water-flowing path of inner chamber and universal spherical joint; Simultaneously, air sucks part a breather cheek valve door (1-3) has been installed.
3. a kind of water-saving type fixed shower head as claimed in claim 1, it is characterized in that: the interlude of universal spherical joint is made up of two parts, first parts are universal spherical joint valve bodies (1-1), second parts is shrinkage cavity spool (1-2), by being threaded and universal spherical joint valve body links into an integrated entity, the shrinkage cavity spool is made up of the taper diversion sections (122) of 45 degree and shrinkage cavity section (121) that can the conversion diameter; Interlude behind the installation shrinkage cavity spool is made up of the hole of two different sizes, and the size in first hole is the diameter of the shrinkage cavity section of shrinkage cavity spool, and the diameter in second hole is bigger than the diameter of shrinkage cavity section; Air hose (104) is positioned on bigger second hole of diameter, and the position is more near the shrinkage cavity spool; The axial length in second hole surpasses the axial length in first hole; The end in second hole of interlude forms the taper of one 45 degree and derives section, is to be connected very short straight-run of pipe section with the ballhead outer wall then.
4. a kind of water-saving type fixed shower head as claimed in claim 1 is characterized in that: described universal spherical joint valve intracoelomic cavity inlet segment adopts internal thread to be connected with the supply channel that adopts external screw thread; The outer surface of water exit end adopts spherical, by sealing ring (24) with tighten nut (23) and be tightly connected.
5. a kind of water-saving type fixed shower head as claimed in claim 2, it is characterized in that: universal spherical head valve body has radially adopted the shoulder hole structure what air sucked part, the diameter in ground floor hole is greater than second layer hole, and the second layer is the hole that tight fit is installed the breather cheek valve door.
6. a kind of water-saving type fixed shower head as claimed in claim 3 is characterized in that: the diameter dimension of the shrinkage cavity section of shrinkage cavity spool is to change around ￠ 3 these basic sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200038010U CN201720148U (en) | 2010-01-07 | 2010-01-07 | Water-saving type fixed shower head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200038010U CN201720148U (en) | 2010-01-07 | 2010-01-07 | Water-saving type fixed shower head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201720148U true CN201720148U (en) | 2011-01-26 |
Family
ID=43488425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200038010U Expired - Fee Related CN201720148U (en) | 2010-01-07 | 2010-01-07 | Water-saving type fixed shower head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201720148U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102631997A (en) * | 2012-05-19 | 2012-08-15 | 马正京 | Shower structure |
| CN103255812A (en) * | 2012-12-25 | 2013-08-21 | 苏州萃智新技术开发有限公司 | Throttle joint |
| CN103406218A (en) * | 2013-07-04 | 2013-11-27 | 北京航空航天大学 | Sound speed nozzle assembly applied to control gas flow in vacuum environment |
| CN106111364A (en) * | 2016-06-07 | 2016-11-16 | 柳州市志宝机械有限公司 | A kind of multilamellar nebulizer |
| CN106733252A (en) * | 2017-03-20 | 2017-05-31 | 厦门斯普霖卫浴科技有限公司 | A kind of gondola water faucet air suction structure |
-
2010
- 2010-01-07 CN CN2010200038010U patent/CN201720148U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102631997A (en) * | 2012-05-19 | 2012-08-15 | 马正京 | Shower structure |
| CN103255812A (en) * | 2012-12-25 | 2013-08-21 | 苏州萃智新技术开发有限公司 | Throttle joint |
| CN103406218A (en) * | 2013-07-04 | 2013-11-27 | 北京航空航天大学 | Sound speed nozzle assembly applied to control gas flow in vacuum environment |
| CN103406218B (en) * | 2013-07-04 | 2016-04-06 | 北京航空航天大学 | Be applied to the sonic nozzle assembly that vacuum environment gas flow controls |
| CN106111364A (en) * | 2016-06-07 | 2016-11-16 | 柳州市志宝机械有限公司 | A kind of multilamellar nebulizer |
| CN106733252A (en) * | 2017-03-20 | 2017-05-31 | 厦门斯普霖卫浴科技有限公司 | A kind of gondola water faucet air suction structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20140107 |