CN112779951A - Mechanical water outlet system capable of being automatically closed - Google Patents
Mechanical water outlet system capable of being automatically closed Download PDFInfo
- Publication number
- CN112779951A CN112779951A CN202011601331.2A CN202011601331A CN112779951A CN 112779951 A CN112779951 A CN 112779951A CN 202011601331 A CN202011601331 A CN 202011601331A CN 112779951 A CN112779951 A CN 112779951A
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- CN
- China
- Prior art keywords
- arc
- water
- block
- rod
- installation cavity
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
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- 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
- E03C1/04—Water-basin installations specially adapted to wash-basins or baths
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Abstract
The invention discloses a mechanical water outlet system capable of being automatically closed, which comprises: a water supply assembly including a valve handle controlling a water valve; the water tank is characterized in that an installation cavity is formed in one side wall of the water tank; the water level sensing assembly comprises a floating plate, an elevating block and an impact block, the elevating block is vertically slidably arranged on the side wall of the installation cavity close to the water tank, the impact block is vertically slidably arranged in the installation cavity, the air bag is arranged at the bottom of the installation cavity, a clamping rod is horizontally slidably inserted at the upper end of the impact block, a clamping groove is formed in the side wall of the elevating block, the clamping rod can be clamped in the clamping groove, the end part of the clamping rod in the clamping groove is provided with a magnetic attraction acting force, and a fourth permanent magnet block is arranged at the upper end of the side wall of the installation cavity far away from the water tank. The invention realizes the effect of automatically closing the water valve through a mechanical structure; and electric power resources are not needed, and the use cost is reduced.
Description
Technical Field
The invention belongs to the technical field of water outlet systems, and particularly relates to a mechanical water outlet system capable of being automatically closed.
Background
In daily life, the water outlet system generally comprises a water pipe, a water faucet, a water tank and other parts, wherein the water tank comprises a wash basin in a toilet or a dish washing and washing basin in a kitchen.
When people use the faucet, the situation that people forget to turn off the faucet often occurs; the main reasons are two, namely, the water faucet is in an open state during water cut-off, and a user does not close the water faucet in time beside the water pool after water supply is recovered; instead, the user stores water using the sink, but does not turn the faucet off in time.
Although the upper end of the side wall of the water tank is provided with the drainage hole, water cannot overflow from the water tank, but a large amount of waste is still caused. Automatic shut-off faucets controlled by electronic components have also appeared in the prior art, but are costly to use and do not work in the event of a power failure.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a mechanical water outlet system capable of being automatically closed.
The invention provides a mechanical water outlet system capable of being automatically closed, which comprises:
a water supply assembly including a valve handle controlling a water valve;
the water tank is characterized in that an installation cavity is formed in one side wall of the water tank;
the water level sensing assembly comprises a floating plate, a lifting block and an impact block, the lifting block is vertically and slidably arranged on the side wall of the installation cavity close to the water tank, the impact block is vertically and slidably arranged in the installation cavity, the air bag is arranged at the bottom of the installation cavity, a clamping rod is horizontally and slidably inserted at the upper end of the impact block, a clamping groove is formed in the side wall of the lifting block, the clamping rod can be clamped in the clamping groove, the clamping groove has magnetic attraction acting force on the end part of the clamping rod, a fourth permanent magnet block is arranged at the upper end of the side wall of the installation cavity far away from the water tank, the magnetic attraction acting force of the fourth permanent magnet block on the clamping rod is also greater than the acting force between the clamping groove and the clamping rod, meanwhile, the magnetic attraction acting force is smaller than the mass of the impact block, and the floating plate is vertically and slidably arranged, the floating plate corresponds to the lifting block in position, and a magnetic attraction acting force exists between the floating plate and the lifting block, wherein the magnetic attraction acting force is greater than the total mass of the lifting block and the impact block;
the control assembly, the control assembly includes the arc telescopic link, the arc telescopic link is followed the valve handle rotation orbit and is followed and stretched, the arc telescopic link passes through the air duct and is connected with the gasbag, and when the gas in the gasbag was extruded into the arc telescopic link, the arc telescopic link extends to the maximum length, promotes the valve handle rotates to initial condition, and the water valve is closed this moment.
Preferably, the water supply assembly further comprises a water pipe and a water tap, the water tap is arranged at one end of the water pipe, one end of the arc-shaped telescopic rod is fixedly connected with the valve handle, the other end of the arc-shaped telescopic rod is fixedly arranged on the water pipe, and the position of one end of the arc-shaped telescopic rod connected with the water pipe is fixed.
Preferably, the arc telescopic link includes arc pipe and arc pole, arc pole one end and valve handle fixed connection, the other end is sealed to slide and is inserted and locate in the arc pipe, the one end and the raceway fixed connection that the arc pole was kept away from to the arc pipe, and communicate with the air duct.
Preferably, a first permanent magnet is embedded in the floating plate, a second permanent magnet is embedded at the upper end of the lifting block, and the magnetic poles of the first permanent magnet and the second permanent magnet are distributed oppositely.
Preferably, the clamping groove is formed in the lower end of the side wall of the lifting block, and a third permanent magnet block with the same height as the clamping groove is embedded in the lifting block.
Preferably, the fourth permanent magnet is vertically slidably disposed on the side wall of the installation cavity, a threaded rod is vertically rotatably disposed in the installation cavity, the upper end of the threaded rod penetrates out of the installation cavity, and the threaded rod is sleeved with the fourth permanent magnet through a thread.
Preferably, one side of the impact block, which is close to the lifting block, is provided with a limiting protrusion, the limiting protrusion is used for limiting the relative position between the lifting block and the impact block, and when the lower end of the lifting block abuts against the limiting protrusion, the clamping groove and the clamping rod are located at equal height positions.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the water level sensing assembly and the control assembly, in the water collecting process, the floating plate rises along with the rise of the liquid level, meanwhile, the lifting block drives the impact block to synchronously slide upwards when sliding upwards, when the impact block slides to the position with the same height as the clamping rod and the fourth permanent magnet block, the end part of the clamping rod is separated from the clamping groove, then the impact block slides downwards under the action of self gravity, the kinetic energy is continuously increased in the falling process of the impact block and finally impacts on the air bag, so that part of gas in the air bag is extruded into the arc-shaped telescopic rod through the gas pipe, the arc-shaped telescopic rod is extended to the maximum length, the valve handle is pushed to be reset to the initial state, the corresponding water valve is closed, and the effect of automatically closing the water valve is; need not to use power resources, reduced use cost, also can use under the outage condition simultaneously.
2. And meanwhile, the height of the fourth permanent magnet determining the maximum water level height can be adjusted, and a user can adjust the height of the fourth permanent magnet by rotating the threaded rod, so that the maximum water storage height of the water tank is adjusted, and the water valve can be automatically closed after the clamping rod reaches the height.
Drawings
FIG. 1 is a schematic view of a vertical cross-sectional structure of a mechanical water outlet system capable of being automatically closed according to the present invention;
fig. 2 is an enlarged view of a structure a in fig. 1.
In the figure: the water-saving water faucet comprises a water pipe 1, a water tank 2, a water tap 3, a valve handle 4, an arc pipe 5, an arc rod 6, an installation cavity 7, an air bag 8, an air guide pipe 9, a floating plate 10, a lifting block 11, an impact block 12, a threaded rod 13, a clamping rod 14, a first permanent magnet 15, a second permanent magnet 16, a third permanent magnet 17, a fourth permanent magnet 18 and a limiting protrusion 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a mechanical automatic closing water outlet system includes:
the water supply assembly comprises a valve handle 4 for controlling the water valve;
the water tank 2 is arranged below the water supply assembly and used for collecting water, and an installation cavity 7 is formed in one side wall of the water tank 2;
a water level sensing component, a mechanical structure component capable of acting as a reaction action according to the water level, the water level sensing component comprises a floating plate 10, a lifting block 11 and an impact block 12, the lifting block 11 is vertically arranged on the side wall of the installation cavity 7 close to the water tank 2 in a sliding manner, the impact block 12 is vertically arranged in the installation cavity 7 in a sliding manner, an air bag 8 is arranged at the bottom of the installation cavity 7, a clamping rod 14 is horizontally inserted at the upper end of the impact block 12 in a sliding manner, a clamping groove is arranged on the side wall of the lifting block 11, the clamping rod 14 can be clamped in the clamping groove, the clamping groove has a magnetic attraction acting force on the end part of the clamping rod 14, a fourth permanent magnet 18 is arranged at the upper end of the side wall of the installation cavity 7 far from the water tank 2, the fourth permanent magnet 18 also has a magnetic attraction acting force on the clamping rod 14, and is larger than the acting force between the clamping groove and the clamping rod, the floating plate 10 corresponds to the lifting block 11 in position, and a magnetic attraction acting force exists between the floating plate and the lifting block, wherein the magnetic attraction acting force is greater than the total mass of the lifting block 11 and the impact block 12;
the control assembly is used for applying an acting force for resetting the valve handle 4 and comprises an arc-shaped telescopic rod, the arc-shaped telescopic rod extends along the rotating track of the valve handle 4, specifically, the arc center of the arc-shaped telescopic rod is located at the rotating point of the valve handle 4, the arc-shaped telescopic rod is connected with the air bag 8 through an air duct 9, when the air in the air bag 8 is extruded into the arc-shaped telescopic rod, the arc-shaped telescopic rod extends to the maximum length, the valve handle 4 is pushed to rotate to the initial state, and at the moment, the water valve is closed;
in the embodiment applying the technical scheme, the floating plate 10 is arranged in the water tank 2 and floats on the water surface; in the process of collecting water in the water tank 2, the floating plate 10 rises along with the rise of the liquid level, the lifting block 11 is driven to rise synchronously through the magnetic attraction acting force, and the end part of the clamping rod 14 is clamped in the clamping groove of the lifting block 11 due to the magnetic attraction acting force, so that the impact block 12 is driven to slide upwards synchronously when the lifting block 11 slides upwards; when the impact block 12 slides to the position where the clamping rod 14 and the fourth permanent magnet 18 are equal in height, because the magnetic attraction acting force of the fourth permanent magnet 18 on the clamping rod 14 is larger, the clamping rod 14 moves to one side close to the fourth permanent magnet 18, so that the end part of the clamping rod 14 is separated from the clamping groove, the clamping between the lifting block 11 and the impact block 12 disappears, the magnetic attraction acting force between the fourth permanent magnet 18 and the clamping rod 14 is not enough to balance the gravity of the impact block 12, the impact block 12 slides downwards under the action of the self gravity, the kinetic energy of the impact block 12 is continuously increased in the falling process, and finally the impact on the air bag 8 is performed, so that part of air in the air bag 8 is extruded into the arc-shaped telescopic rod through an air pipe, the arc-shaped telescopic rod is extended to the maximum length, the valve handle 4 is pushed to reset to the initial state, and.
According to the specific technical scheme in the embodiment, the water supply assembly further comprises a water pipe 1 and a water tap 3, the water tap 3 is arranged at one end of the water pipe 1, one end of an arc-shaped telescopic rod is fixedly connected with the valve handle 4, the other end of the arc-shaped telescopic rod is fixedly arranged on the water pipe, the position of one end, connected with the water pipe, of the arc-shaped telescopic rod is fixed, and the valve handle 4 is pushed to rotate and reset when the arc-shaped telescopic; more specifically, the arc-shaped telescopic rod comprises an arc-shaped pipe 5 and an arc-shaped rod 6, one end of the arc-shaped rod 6 is fixedly connected with the valve handle 4, the other end of the arc-shaped rod 6 is hermetically and slidably inserted into the arc-shaped pipe 5, and one end of the arc-shaped pipe 5, which is far away from the arc-shaped rod 6, is fixedly connected with the water delivery pipe 1 and is communicated with the air guide pipe 9; when the gas in the air bag 8 is pushed into the arc tube 5 through the air duct 9, the air pressure in the arc tube 5 is increased, so that the arc rod 6 slides outwards to extend, and the valve handle 4 is pushed to turn over and reset.
In the preferred technical scheme in this embodiment, a first permanent magnet 15 is embedded in the floating plate 10, a second permanent magnet 16 is embedded at the upper end of the lifting block 11, and the magnetic poles of the first permanent magnet 15 and the second permanent magnet 16 are distributed oppositely, so that the magnetic attraction acting force between the floating plate 10 and the lifting block 11 is realized; further preferably, the clamping groove is formed in the lower end of the side wall of the lifting block 11, and a third permanent magnet 17 equal in height to the clamping groove is embedded in the lifting block 11, so that the magnetic attraction acting force of the clamping groove on the clamping rod 14 is realized.
In the preferred technical scheme in this embodiment, the fourth permanent magnet 18 is vertically slidably disposed on the side wall of the mounting cavity 7, the threaded rod 13 is vertically rotatably disposed in the mounting cavity 7, the upper end of the threaded rod 13 penetrates through the mounting cavity 7, and the threaded rod 13 is threadedly sleeved with the fourth permanent magnet 18; specifically, a user can adjust the height of the fourth permanent magnet block 18 by rotating the threaded rod 13, so as to adjust the maximum water storage height of the water tank, and the water valve can be automatically closed after the clamping rod 14 reaches the maximum water storage height.
In the preferred technical scheme in this embodiment, a limiting protrusion 19 is disposed on one side of the impact block 12 close to the lifting block 11, the limiting protrusion 19 is used for limiting the relative position between the lifting block 11 and the impact block 12, and when the lower end of the lifting block 11 abuts against the limiting protrusion 19, the clamping groove and the clamping rod 14 are located at equal heights; specifically, in the process of falling of the lifting block 11 after drainage, when the lower end of the lifting block falls on the limiting protrusion 19, the height of the clamping rod 14 is equal to that of the clamping groove, so that the clamping rod 14 can be conveniently clamped into the clamping groove again under the action of magnetic force.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a but mechanical type self-closing's water outlet system which characterized in that includes:
a water supply assembly comprising a valve handle (4) controlling a water valve;
the water tank (2), wherein a mounting cavity (7) is formed in one side wall of the water tank (2);
the water level sensing assembly comprises a floating plate (10), a lifting block (11) and an impact block (12), wherein the lifting block (11) is vertically arranged on the side wall, close to the water tank (2), of the installation cavity (7) in a sliding manner, the impact block (12) is vertically arranged in the installation cavity (7) in a sliding manner, the air bag (8) is arranged at the bottom of the installation cavity (7), a clamping rod (14) is horizontally inserted at the upper end of the impact block (12) in a sliding manner, a clamping groove is formed in the side wall of the lifting block (11), the clamping rod (14) can be clamped in the clamping groove, the clamping groove has magnetic attraction acting force on the end part of the clamping rod (14), a fourth permanent magnet block (18) is arranged at the upper end of the side wall, far away from the water tank (2), of the installation cavity (7), and the fourth permanent magnet block (18) also has magnetic attraction acting force on the clamping rod (14, the magnetic attraction acting force is larger than the acting force between the clamping groove and the clamping rod (14), and is smaller than the mass of the impact block (12), the floating plate (10) is vertically and slidably arranged on the side wall of the water tank (2) with the installation cavity (7), the floating plate (10) corresponds to the lifting block (11), and the magnetic attraction acting force exists between the floating plate and the lifting block, wherein the magnetic attraction acting force is larger than the total mass of the lifting block (11) and the impact block (12);
control assembly, control assembly includes the arc telescopic link, the arc telescopic link is followed valve handle (4) rotation orbit and is followed and stretched, the arc telescopic link passes through air duct (9) and is connected with gasbag (8), and when the gas in gasbag (8) was crowded into the arc telescopic link, the arc telescopic link extended to the maximum length, promoted valve handle (4) rotate to initial condition, and the water valve is closed this moment.
2. A mechanical automatic water outlet system, according to claim 1, wherein said water supply assembly further comprises a water pipe (1) and a water tap (3), said water tap (3) is disposed at one end of said water pipe (1), one end of said arc-shaped telescopic rod is fixedly connected to said valve handle (4), the other end of said arc-shaped telescopic rod is fixedly disposed on said water pipe, and the position of the end of said arc-shaped telescopic rod connected to said water pipe is fixed.
3. A mechanical water outlet system capable of being automatically closed according to claim 2, wherein the arc-shaped telescopic rod comprises an arc-shaped pipe (5) and an arc-shaped rod (6), one end of the arc-shaped rod (6) is fixedly connected with the valve handle (4), the other end of the arc-shaped rod is hermetically and slidably inserted in the arc-shaped pipe (5), and one end of the arc-shaped pipe (5) far away from the arc-shaped rod (6) is fixedly connected with the water pipe (1) and is communicated with the air duct (9).
4. A mechanical automatic closing water outlet system according to claim 1, wherein a first permanent magnet (15) is embedded in the floating plate (10), a second permanent magnet (16) is embedded at the upper end of the lifting block (11), and the magnetic poles of the first permanent magnet (15) and the second permanent magnet (16) are distributed oppositely.
5. The mechanical type water outlet system capable of being automatically closed is characterized in that the clamping groove is formed in the lower end of the side wall of the lifting block (11), and a third permanent magnet block (17) with the same height as the clamping groove is embedded in the lifting block (11).
6. A mechanical automatic water outlet system, according to claim 1, characterized in that said fourth permanent magnet (18) is vertically slidably disposed on the side wall of said installation cavity (7), a threaded rod (13) is vertically rotatably disposed in said installation cavity (7), the upper end of said threaded rod (13) penetrates through said installation cavity (7), and said fourth permanent magnet (18) is threadedly mounted on said threaded rod (13).
7. The mechanical type water outlet system capable of being automatically closed is characterized in that a limiting protrusion (19) is arranged on one side, close to the lifting block (11), of the impact block (12), the limiting protrusion (19) is used for limiting the relative position between the lifting block (11) and the impact block (12), and when the lower end of the lifting block (11) abuts against the limiting protrusion (19), the clamping groove and the clamping rod (14) are in the same height position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601331.2A CN112779951B (en) | 2020-12-30 | 2020-12-30 | Mechanical water outlet system capable of being automatically closed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601331.2A CN112779951B (en) | 2020-12-30 | 2020-12-30 | Mechanical water outlet system capable of being automatically closed |
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| Publication Number | Publication Date |
|---|---|
| CN112779951A true CN112779951A (en) | 2021-05-11 |
| CN112779951B CN112779951B (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011601331.2A Active CN112779951B (en) | 2020-12-30 | 2020-12-30 | Mechanical water outlet system capable of being automatically closed |
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| Country | Link |
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| CN (1) | CN112779951B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29716485U1 (en) * | 1997-09-13 | 1997-12-18 | Rusteberg Wilhelm | Mixer tap for bathtubs |
| CN200982451Y (en) * | 2006-05-06 | 2007-11-28 | 李家畅 | Elastic automatic closing device for water tap |
| FR2970272A1 (en) * | 2011-01-07 | 2012-07-13 | Montel Gerard Yves Francois | Device for lowering lever of mixing tap to stop flow of water supplied for filling bath tub, has suction cup arranged on side of weight, and float arranged on another side of weight for releasing suction cap with rise in water level |
| CN202392218U (en) * | 2011-11-21 | 2012-08-22 | 马国丰 | Multifunctional faucet |
| CN203868448U (en) * | 2014-04-03 | 2014-10-08 | 宁波江北怡和工业设计有限公司 | Automatic tuning-off structure of faucet |
| CN205369396U (en) * | 2015-12-26 | 2016-07-06 | 昆达电脑科技(昆山)有限公司 | Basin overflow protection device |
| CN108589850A (en) * | 2018-05-14 | 2018-09-28 | 钱月珍 | The self-enclosed hand washing sink of spilling water |
-
2020
- 2020-12-30 CN CN202011601331.2A patent/CN112779951B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29716485U1 (en) * | 1997-09-13 | 1997-12-18 | Rusteberg Wilhelm | Mixer tap for bathtubs |
| CN200982451Y (en) * | 2006-05-06 | 2007-11-28 | 李家畅 | Elastic automatic closing device for water tap |
| FR2970272A1 (en) * | 2011-01-07 | 2012-07-13 | Montel Gerard Yves Francois | Device for lowering lever of mixing tap to stop flow of water supplied for filling bath tub, has suction cup arranged on side of weight, and float arranged on another side of weight for releasing suction cap with rise in water level |
| CN202392218U (en) * | 2011-11-21 | 2012-08-22 | 马国丰 | Multifunctional faucet |
| CN203868448U (en) * | 2014-04-03 | 2014-10-08 | 宁波江北怡和工业设计有限公司 | Automatic tuning-off structure of faucet |
| CN205369396U (en) * | 2015-12-26 | 2016-07-06 | 昆达电脑科技(昆山)有限公司 | Basin overflow protection device |
| CN108589850A (en) * | 2018-05-14 | 2018-09-28 | 钱月珍 | The self-enclosed hand washing sink of spilling water |
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| Publication number | Publication date |
|---|---|
| CN112779951B (en) | 2022-11-25 |
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Effective date of registration: 20221108 Address after: 017010 Intersection of Yikezhao Street and Minzu Road, Kangbashi New District, Ordos, Inner Mongolia Autonomous Region Applicant after: Erdos City Water Co.,Ltd. Address before: 241009 No.59, Shandong Tianmen Road, Jiujiang District, Wuhu City, Anhui Province Applicant before: Zhang Yigen |
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