CN103307340B - A kind of tap adopting magnetic control spool - Google Patents
A kind of tap adopting magnetic control spool Download PDFInfo
- Publication number
- CN103307340B CN103307340B CN201310260863.8A CN201310260863A CN103307340B CN 103307340 B CN103307340 B CN 103307340B CN 201310260863 A CN201310260863 A CN 201310260863A CN 103307340 B CN103307340 B CN 103307340B
- Authority
- CN
- China
- Prior art keywords
- magnetic control
- control spool
- hole passage
- shell
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000000034 method Methods 0.000 claims abstract description 12
- 210000004907 gland Anatomy 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000008399 tap water Substances 0.000 abstract 1
- 235000020679 tap water Nutrition 0.000 abstract 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a kind of tap adopting magnetic control spool, comprise valve seat for faucet and the detachable magnetic control spool installed within it, magnetic control spool comprises shell, pilot hole passage is enclosed with in this shell, described shell is embedded with upper cover, Compress Spring is provided with in upper cover, permanent magnet and water shutoff pad, this water shutoff pad can be opened or shutoff pilot hole passage following in the process that permanent magnet moves together up or down, owing to adopting above-mentioned structure, can tap water outlet be controlled by outside magnetic source or close water, therefore do not need to use the continued energising of coil to produce magnetic attraction letter iron, can effectively using electricity wisely, both the energy consumption of society had been reduced, adopt the mode of detachably installing between valve seat for faucet and magnetic control spool simultaneously, make the structure of valve seat for faucet simpler, work efficiency is higher, valve seat for faucet can do very little, be convenient to save material.
Description
Technical field
The present invention relates to a kind of pipeline spool, particularly a kind of spool adopting its unlatching of Magnetic Control or close.
Background technique
At present, existing solenoid valve be all integral installation in the duct, realize solenoid valve in the duct " open--close " switch, need to produce magnetic force by one group of hot-wire coil, attract the letter iron displacement in solenoid valve to realize, and coil the moment must keep "on" position, solenoid valve could be realized and be in the state of opening or closing, such coil, in the process of lasting energising, can be wasted a large amount of electric power resources, cause unnecessary waste.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of structure simple, again can the magnetic control spool of using electricity wisely.
The present invention is the technological scheme that its technical problem of solution adopts:
A kind of tap adopting magnetic control spool, comprise the valve seat for faucet of hollow, dismountable magnetic control spool is provided with in the inner chamber of described valve seat for faucet, magnetic control spool is pressed abd fixed in its inner chamber by gland by this valve seat for faucet, described magnetic control spool comprises the shell being built-in with lower chambers, the perisporium of this shell evenly offers several water intakes be connected with lower chambers, the inner bottom surface of described shell is provided with a boss raised up, this boss offers the exhalant canal that can be communicated with extraneous and lower chambers, the middle and upper part inwall of described shell is provided with the step of a ring-type, the top of this shell also seals the upper cover be embedded with containing upper chamber in, abutting against with described step bottom of described upper cover, described upper cover bottom and arrange for opening or the diaphragm of exhalant canal described in shutoff between step, on this diaphragm, snapping is provided with pressure balance block, this pressure balance block offers the by-pass hole passage penetrating diaphragm respectively and pilot hole passage, described by-pass hole passage is connected with exhalant canal with lower chambers respectively with pilot hole passage, the upper inside wall middle position of described upper cover offers a placed cavity be connected with described upper chamber, Compress Spring is placed with successively from top to bottom in this placed cavity, permanent magnet and water shutoff pad, this water shutoff pad can be opened or shutoff pilot hole passage following in the process that permanent magnet moves together up or down.
As the improvement of technique scheme, the upper-end surface middle position of described upper cover is upwards extended with a cylinder table, described placed cavity is opened in the inside of this cylinder table, a cylinder table is upwards extended with by the upper-end surface middle position at upper cover, described placed cavity is opened in the inside of this cylinder table, both ensure that placed cavity had the accommodating Compress Spring in enough spaces, permanent magnet etc., effectively can reduce again the upper surface wall thickness of upper cover, not only save production material, reduce cost of production, the weight of spool can also be alleviated, conveniently transport.
As the further improvement of technique scheme, the outer surface of described permanent magnet is arranged with a magnet sheath, the lower end of described magnet sheath is provided with a magnet fixed cover, permanent magnet and water shutoff pad enclose therein by described magnet sheath and magnet fixed cover, the middle part of described magnet fixed cover offers a through hole, the bottom surface of this water shutoff pad is provided with the protuberance passed from above-mentioned through hole, permanent magnet and water shutoff pad can link together by above-mentioned magnet sheath and magnet fixed cover securely, ensure that water shutoff pad can be followed permanent magnet and be moved up or down together, the through hole be simultaneously opened in the middle part of magnet fixed cover can not hinder again the protuberance of water shutoff pad to contact with the upper-end surface of pilot hole passage, ensure that water shutoff pad can normally be opened or shutoff pilot hole passage.
In the present invention, the bottom chamber of described shell is provided with the filter screen for filtering the water flowed into from water inlet, and above-mentioned filter screen can filter the water entered in spool, effectively avoids spool jams.
As preferably of the present invention, the number of the described water intake be evenly opened in case peripheral wall is four, and above-mentioned water intake is set to four, and the inflow of spool can be made more to strengthen.
Further, the aperture of described by-pass hole passage is less than the aperture of pilot hole passage, the aperture of above-mentioned by-pass hole passage is less than the aperture of pilot hole passage, when pilot hole passage can be made to be in opening state, in the same time, the flow at pilot hole passage place is greater than the flow of by-pass hole passage, thus the pressure in upper chamber is reduced rapidly, be convenient to the water of bottom chamber by diaphragm upwards jack-up, thus open exhalant canal, therefore spool opens water flowing.
Further again, described gland offers the via hole making way for cylinder table, above-mentioned cylinder table passes from via hole, and outside magnetic source can closer to permanent magnet, thus be convenient to adopt outside magnetic source to control unlatching or the closedown of tap.
The invention has the beneficial effects as follows: because the present invention is by being disposed with Compress Spring from top to bottom inside the placed cavity of the upper cover of magnetic control spool, permanent magnet and water shutoff pad, respectively permanent magnet attracted by the magnetic source of spool outside and Compress Spring or extrude, permanent magnet is made to drive water shutoff pad to move up or down together, control the keying of pilot hole passage, thus diaphragm is moved up or down, thus control exhalant canal water outlet or close water, therefore do not need to use the continued energising of coil to produce magnetic attraction letter iron, can effectively using electricity wisely, both the energy consumption of society had been reduced, the user cost of user can be reduced again, valve seat for faucet of the present invention and magnetic control spool adopt dismountable mounting type simultaneously, make the structure of valve seat for faucet simpler, work efficiency is higher, valve seat for faucet can do very little, be convenient to save material.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is explosive view of the present invention;
Fig. 2 is the surface structure schematic diagram of magnetic control spool in the present invention;
Fig. 3 is the explosive view of magnetic control spool in the present invention;
Fig. 4 is the internal structure schematic diagram of magnetic control spool in the present invention;
Structural representation when Fig. 5 is magnetic control spool water shutoff of the present invention;
Structural representation when Fig. 6 is magnetic control spool water flowing of the present invention.
Embodiment
Referring to figs. 1 through Fig. 6 (direction of arrow on accompanying drawing represents the direction of parts movement or the direction of flow), a kind of tap adopting magnetic control spool, comprise the valve seat for faucet 8 of hollow, dismountable magnetic control spool 9 is provided with in the inner chamber of described valve seat for faucet 8, magnetic control spool 9 is pressed abd fixed in its inner chamber by gland 80 by this valve seat for faucet 8, in the present embodiment, the outer surface sidewall of described gland 80 offers the outside thread matched with the internal thread on valve seat for faucet 8 inwall, be threaded connection between above-mentioned gland 80 and valve seat for faucet 8, thus magnetic control spool 9 is fixedly mounted in the inner chamber of valve seat for faucet 8, described magnetic control spool 9 comprises the shell 1 being built-in with lower chambers 10, the perisporium of this shell 1 evenly offers the water intake 11 that several are connected with lower chambers 10, as the preferred embodiment of the present invention, the number of the above-mentioned water intake 11 be evenly opened on shell 1 perisporium is four, namely four water intakes 11 angle is between any two 90 degree, here the quantity of water intake 11 is set to four, while shell 1 has sufficient intensity, the inflow of magnetic control spool can be strengthened again, the inner bottom surface centre position of described shell 1 is upwards extended with a boss 12, this boss 12 offers the exhalant canal 120 that can be communicated with extraneous and lower chambers 10, the middle and upper part inwall of described shell 1 is provided with the step 13 of a ring-type, the top of this shell 1 also seals the upper cover 2 be embedded with containing upper chamber 20 in, preferably, the perisporium on above-mentioned shell 1 top is symmetrically arranged with two hole clippings 15, and the periphery wall of upper cover 2 offers two respectively with the fastener 25 of the mutual snapping of above-mentioned hole clipping 15, this upper cover 2 is by fastener 25 and hole clipping 15 buckle mutually, thus be fixedly connected with the top being arranged on shell 1, certain upper cover 2 can also be fixedly connected with by screw thread the top being arranged on shell 1, abutting against with described step 13 bottom of described upper cover 2, described upper cover 2 bottom and arrange for opening or the diaphragm 14 of exhalant canal 120 described in shutoff between step 13, here, mutually extrude the diaphragm 14 described in clamping by upper cover 2 and step 13, thus upper cover 2 can be sealed be inlaid in shell 1 top, on this diaphragm 14, snapping is provided with pressure balance block 21, this pressure balance block 21 offers the by-pass hole passage 211 penetrating diaphragm 14 respectively and pilot hole passage 212, described by-pass hole passage 211 is connected with exhalant canal 120 with lower chambers 10 respectively with pilot hole passage 212, in the present embodiment, described pilot hole passage 212 is preferentially arranged on the middle position of pressure balance block 21, this by-pass hole passage 211 is arranged on the outside of pilot hole passage 212, as the present embodiment further preferably, the aperture of described by-pass hole passage 211 is less than the aperture of pilot hole passage 212, because the aperture of by-pass hole passage 211 is less than the aperture of pilot hole passage 212, so when by-pass hole passage 211 and pilot hole passage 212 are connected simultaneously, the water flowed in upper chamber 20 is less than the water flowed away outward in upper chamber 20, therefore the pressure in upper chamber 20 can reduce rapidly, the upper inside wall middle position of described upper cover 2 offers a placed cavity 22 be connected with described upper chamber 20, Compress Spring 3, permanent magnet 4 and water shutoff pad 5 is placed with from top to bottom successively in this placed cavity 22, this water shutoff pad 5 can be separated with the top of pilot hole passage 212 or contacts sealing following in the process that permanent magnet 4 moves together up or down automatically, thus realizes opening or the function of shutoff pilot hole passage 212.
Further, in order to reduce the wall thickness of upper cover 2, the upper-end surface middle position of described upper cover 2 is upwards extended with a cylinder table 23, described placed cavity 22 is opened in the inside of this cylinder table 23, the upper surface wall thickness that such upper cover 2 is positioned at outside cylinder table 23 can do thinner, contribute to saving and produce material, reduce cost of production, simultaneously, in order to make the unlatching or the closedown that control tap better, described gland 80 offers the via hole 800 making way for cylinder table 23, described cylinder table 23 passes from via hole 800, distance between outside magnetic source 7 and permanent magnet can be reduced further.
Further again, in order to ensure that water shutoff pad 5 moves up or down together with permanent magnet 4, the outer surface of described permanent magnet 4 is arranged with a magnet sheath 40, the lower end of described magnet sheath 40 is provided with a magnet fixed cover 41, permanent magnet 4 and water shutoff pad 5 enclose therein by described magnet sheath 40 and magnet fixed cover 41, the middle part of described magnet fixed cover 41 offers a through hole, the bottom surface of this water shutoff pad 5 is provided with the protuberance passed from above-mentioned through hole, therefore above-mentioned magnet fixed cover 41 can not hinder water shutoff pad 5 to contact and sealing with the normal of upper-end surface of pilot hole passage 212, here, in order to make water shutoff pad 5 better with the contact sealing effect of pilot hole passage 212, the taper that the preferential addition in top one of described pilot hole passage 212 is up-small and down-big, effectively can reduce the area of contact of pilot hole passage 212 and water shutoff pad 5, reduce the probability occurring gap when contacting because of pilot hole passage 212 the top surface irregularity seal with water shutoff pad 5, also suitably can reduce the machining accuracy that pilot hole passage 212 is surperficial topmost simultaneously, contribute to reducing cost of production.
Further, in order to prevent into water by magnetic control spool jams, in the lower chambers 10 of described shell 1, be provided with the filter screen 6 for filtering the water flowed into from water intake 11.
Further again, conveniently diaphragm 14 is by exhalant canal 120 shutoff, the top periphery wall of this boss 12 offers chamfering, above-mentioned chamfering can reduce the top of this boss 12 and the area of contact of diaphragm 14, reduce the probability occurring gap when contacting because of boss 12 the top surface irregularity seal with diaphragm 14, also suitably can reduce the machining accuracy that boss 12 is surperficial simultaneously topmost, contribute to reducing cost of production.
With reference to Fig. 5 and Fig. 6, water shutoff and the water flowing process of magnetic control spool of the present invention are as follows:
When the magnetic source 7 being arranged on magnetic control spool outside is away from permanent magnet 4, magnetic source 7 described here can be magnet opposite polarity with permanent magnet 4, also can be the hot-wire coil producing the magnetic force attracting permanent magnet 4, because permanent magnet 4 is not subject to the attraction of external magnetic force, therefore permanent magnet 4 is under the active force of Compress Spring 3 promotes, water shutoff pad 5 is driven to move downward together, water shutoff pad 5 is in the process moved downward, contact with the surface, the top of pilot hole passage 212 and sealed, therefore to enter in lower chambers 10 and after water lower chambers 10 be full of enters into upper chamber 20 from by-pass hole passage 211 from water intake 11, upper chamber 20 can be full of by water gradually, be full of in the process of upper chamber 20 gradually at water, diaphragm 14 is under the thrust of water and the thrust of Compress Spring 3, constantly move down and shutoff exhalant canal 120, water can not be flowed out from exhalant canal 120 again, thus realize the water shutoff function of magnetic control spool, after water is full of upper chamber 20, pressure in pressure in upper chamber 20 and lower chambers 10 is equal,
When the magnetic source 7 being arranged on magnetic control spool outside is positioned at directly over permanent magnet 4, permanent magnet 4 is subject to the attraction of external magnetic force, move up and extrude Compress Spring 3, permanent magnet 4 is in the process moved up, water shutoff pad 5 is driven to move up together, therefore water shutoff pad 5 is freely separated with the top of pilot hole passage 212, so pilot hole passage 212 is in opening state, water in upper chamber 20 flows in exhalant canal 120 from pilot hole passage 212, the moment that water simultaneously in upper chamber 20 reduces, pressure in lower chambers 10 is greater than the pressure in upper chamber 20, therefore the water in lower chambers 10 promotes diaphragm 14 and moves upward, therefore, water in lower chambers 10 can enter in exhalant canal 120 from the top of boss 12, thus realize the water flowing function of magnetic control spool.
The foregoing is only preferred embodiments of the present invention, as long as the technological scheme realizing the object of the invention with basic same approach all belongs within protection scope of the present invention.
Claims (6)
1. one kind adopts the tap of magnetic control spool, comprise the valve seat for faucet (8) of hollow, it is characterized in that: in the inner chamber of described valve seat for faucet (8), be provided with dismountable magnetic control spool (9), magnetic control spool (9) is pressed abd fixed in its inner chamber by gland (80) by this valve seat for faucet (8), described magnetic control spool (9) comprises the shell (1) being built-in with lower chambers (10), the perisporium of this shell (1) evenly offers the water intake (11) that several are connected with lower chambers (10), the inner bottom surface of described shell (1) is provided with a boss raised up (12), this boss (12) offers the exhalant canal (120) that can be communicated with extraneous and lower chambers (10), the middle and upper part inwall of described shell (1) is provided with the step (13) of a ring-type, the top of this shell (1) also seals the upper cover (2) be embedded with containing upper chamber (20) in, abutting against with described step (13) bottom of described upper cover (2), described upper cover (2) bottom and arrange between step (13) and be used for opening or the diaphragm (14) of exhalant canal (120) described in shutoff, the upper snapping of this diaphragm (14) is provided with pressure balance block (21), this pressure balance block (21) offers the by-pass hole passage (211) penetrating diaphragm (14) respectively and pilot hole passage (212), described by-pass hole passage (211) is connected with exhalant canal (120) with lower chambers (10) respectively with pilot hole passage (212), the upper inside wall middle position of described upper cover (2) offers a placed cavity (22) be connected with described upper chamber (20), Compress Spring (3) is placed with from top to bottom successively in this placed cavity (22), permanent magnet (4) and water shutoff pad (5), this water shutoff pad (5) can be opened or shutoff pilot hole passage (212) following in the process that permanent magnet (4) moves together up or down, the outer surface of described permanent magnet (4) is arranged with a magnet sheath (40), the lower end of described magnet sheath (40) is provided with a magnet fixed cover (41), permanent magnet (4) and water shutoff pad (5) enclose therein by described magnet sheath (40) and magnet fixed cover (41), the middle part of described magnet fixed cover (41) offers a through hole, the bottom surface of this water shutoff pad (5) is provided with the protuberance passed from above-mentioned through hole.
2. a kind of tap adopting magnetic control spool according to claim 1, is characterized in that: the upper-end surface middle position of described upper cover (2) is upwards extended with a cylinder table (23), and described placed cavity (22) is opened in the inside of this cylinder table (23).
3. a kind of tap adopting magnetic control spool according to claim 1 and 2, is characterized in that: be provided with the filter screen (6) for filtering the water flowed into from water intake (11) in the lower chambers (10) of described shell (1).
4. a kind of tap adopting magnetic control spool according to claim 1 and 2, is characterized in that: the number being evenly opened in the water intake (11) on shell (1) perisporium is four.
5. a kind of tap adopting magnetic control spool according to claim 1 and 2, is characterized in that: the aperture of described by-pass hole passage (211) is less than the aperture of pilot hole passage (212).
6. a kind of tap adopting magnetic control spool according to claim 2, is characterized in that: described gland (80) offers the via hole (800) making way for cylinder table (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260863.8A CN103307340B (en) | 2013-06-26 | 2013-06-26 | A kind of tap adopting magnetic control spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260863.8A CN103307340B (en) | 2013-06-26 | 2013-06-26 | A kind of tap adopting magnetic control spool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103307340A CN103307340A (en) | 2013-09-18 |
| CN103307340B true CN103307340B (en) | 2015-09-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310260863.8A Expired - Fee Related CN103307340B (en) | 2013-06-26 | 2013-06-26 | A kind of tap adopting magnetic control spool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103307340B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2881636B1 (en) * | 2013-12-04 | 2016-09-07 | Sidel S.p.a. Con Socio Unico | Valve provided with a magnetic actuator |
| CN109340382A (en) * | 2018-11-26 | 2019-02-15 | 路达(厦门)工业有限公司 | Switching valve and faucet device including the switching valve |
| CN112393121B (en) * | 2020-12-01 | 2022-07-22 | 宁波凯波智能熨烫电器制造有限公司 | Moisturizing ironing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7305107A (en) * | 1973-04-12 | 1974-10-15 | ||
| US5169117A (en) * | 1992-02-27 | 1992-12-08 | Huang Chi King | Low power type, motor-controlled magnetic valve |
| CN2278131Y (en) * | 1996-08-07 | 1998-04-08 | 黄太生 | Manual permanent magnet water valve |
| US5758863A (en) * | 1994-12-02 | 1998-06-02 | Ranco Incorporated Of Delaware | Valve controlled by fluid |
| CN101050819A (en) * | 2007-05-11 | 2007-10-10 | 于金田 | Press type magnetic control water valve |
| CN201818879U (en) * | 2010-06-02 | 2011-05-04 | 厦门松霖科技有限公司 | Magnetic control multi-way valve |
| CN203374941U (en) * | 2013-06-26 | 2014-01-01 | 开平市朗盛卫浴有限公司 | Faucet with magnetic control valve plug |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3687734B2 (en) * | 2000-08-25 | 2005-08-24 | テクノエクセル株式会社 | Manual and electromagnetic water supply valve device |
| CN1558128A (en) * | 2004-02-11 | 2004-12-29 | 吕忠岩 | Magnetic control automatic water tap |
-
2013
- 2013-06-26 CN CN201310260863.8A patent/CN103307340B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7305107A (en) * | 1973-04-12 | 1974-10-15 | ||
| US5169117A (en) * | 1992-02-27 | 1992-12-08 | Huang Chi King | Low power type, motor-controlled magnetic valve |
| US5758863A (en) * | 1994-12-02 | 1998-06-02 | Ranco Incorporated Of Delaware | Valve controlled by fluid |
| CN2278131Y (en) * | 1996-08-07 | 1998-04-08 | 黄太生 | Manual permanent magnet water valve |
| CN101050819A (en) * | 2007-05-11 | 2007-10-10 | 于金田 | Press type magnetic control water valve |
| CN201818879U (en) * | 2010-06-02 | 2011-05-04 | 厦门松霖科技有限公司 | Magnetic control multi-way valve |
| CN203374941U (en) * | 2013-06-26 | 2014-01-01 | 开平市朗盛卫浴有限公司 | Faucet with magnetic control valve plug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103307340A (en) | 2013-09-18 |
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