CN103251319B - A kind of water dispenser water system - Google Patents
A kind of water dispenser water system Download PDFInfo
- Publication number
- CN103251319B CN103251319B CN201310215898.XA CN201310215898A CN103251319B CN 103251319 B CN103251319 B CN 103251319B CN 201310215898 A CN201310215898 A CN 201310215898A CN 103251319 B CN103251319 B CN 103251319B
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- Prior art keywords
- water
- scuttlebutt
- tank
- water dispenser
- guide post
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 236
- 238000007667 floating Methods 0.000 claims abstract description 46
- 239000003651 drinking water Substances 0.000 claims abstract description 26
- 235000020188 drinking water Nutrition 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 19
- 206010058109 Hangnail Diseases 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000035622 drinking Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Abstract
The invention discloses a kind of water dispenser water system, comprise water dispenser main body and scuttlebutt, in scuttlebutt, be provided with inner bag; It is characterized in that: also comprise catch basin, water control device and water guide post; The upper end of described water control device is connected with the bucket wall of scuttlebutt by communication apparatus, and lower end is placed in tank; The lower port of water control device is provided with inlet valve; Water control device inside is provided with floating drum, and floating drum is provided with bung; Described water guide post is placed in tank, is provided with floating plug in water guide post, and the top and bottom of water guide post are provided with inlet opening and lower inlet opening.Water dispenser water system of the present invention can be kept apart air and drinking water effectively, makes the water in water dispenser not contaminated, and extends the shelf-life of drinking water, be of value to health; This water fountain system structure is simple, and existing scuttlebutt carries out simple transformation and can use; Cost is low, and does not need other energy to ensure the quality of water completely by self structure, has larger using value.
Description
Technical field
The present invention relates to a kind of water system, particularly relate to and a kind ofly the water in scuttlebutt can be made to be polluted and extend the water dispenser water system of the shelf-life of drinking water in water dispenser.
Background technology
At present, existing water dispenser mainly contains following shortcoming: common water dispenser is when releasing drinking water, and air can enter in bucket, because breed bacteria is understood in the contact of air and water; And the continuous contact of air and water, chronic pollution can be caused to drinking water.Scientific experiment proves: common drinking machine one barrel of water after unlatching about three to ten days, and the bacterium in water exceeds standard, then drinks and can work the mischief to human body.
A class water dispenser of the prior art utilizes to produce other gases (such as ozone what gas) and replace the air entered in scuttlebutt or the water dispenser utilizing UV radiation technology for sterilization, its manufacturing cost is expensive, just can not normally use after having a power failure, and the above-mentioned water dispenser drinking water that also have ignored in water dispenser reservoir contact with air also can contaminated hidden danger.
A class water dispenser is also had to be that water dispenser and scuttlebutt are tightly connected the water dispenser of formula, although air can not enter in bucket, but its shortcoming is technical requirement high, complex structure, once junction occurs that the problem of poor sealing will be opened leakage, be not easy to repair, scuttlebutt is communicated with water dispenser, and the water and air that the water in scuttlebutt can be subject in water dispenser pollutes.
At present, before the scuttlebutt on market is filling, first cleaning and sterilizing to be carried out to scuttlebutt, then filling.Even if cleaning and sterilizing again, clean and health absolute in scuttlebutt can not be ensured.And the water that much also have ignored water dispenser internal reservoir contacts the problem also can polluted with air.
The patent No. is that the Chinese patent of CN99239142.3 discloses one " drinking water bucket with inner-lining ", and this scuttlebutt is provided with inner bag in inside, and on bucket wall, offered a lot of passage; In fact, this device can not realize, because it is that the water of mouth on the lower and negative pressure block bung that scuttlebutt is upside down in smart seat of water dispenser, once perforate on bucket wall, the water in scuttlebutt will down leak always, just can not normally employ.
Summary of the invention
The object of the invention is to be directed to water in prior art in scuttlebutt because contacting and contaminated problem with air for a long time, a kind of water dispenser water system is provided, this system can prevent the water in scuttlebutt from contacting with air and contaminated, thus extends the shelf-life of drinking water in water dispenser; This system architecture is simple, and cost is low, has very large using value.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of water dispenser water system, comprises water dispenser main body and scuttlebutt, is provided with inner bag in scuttlebutt; Also comprise
The tank be connected with water dispenser main body;
Water control device, the upper end of described water control device is connected with the bucket wall of scuttlebutt by communication apparatus, and lower end is placed in tank; The lower port of water control device is provided with inlet valve, makes to form negative pressure in bucket in order to pass in air to scuttlebutt; Water control device inside is provided with floating drum, and floating drum is provided with cover, in order to reduce the contact area of air in water control device and drinking water;
Water guide post, described water guide post is placed in tank, is provided with floating plug in water guide post, and the top and bottom of water guide post are provided with inlet opening and lower inlet opening.
Described water dispenser main body is also provided with at least one barrel of top and the bucket top lock for controlling bucket top; Top is provided with bucket top spring and hangnail with bucket; Bucket top is locked and is provided with bucket top lock spring.
The connector that described communication apparatus comprised for the first communicating pipe and is connected with the first communicating pipe; Described connector is connected on the bucket wall of scuttlebutt, is also provided with and is opened on scuttlebutt bucket wall and the connecting hole be connected with the first communicating pipe in connector.
Described scuttlebutt bung is provided with bung, is provided with cooperage spigot in bung; Described bung can patch with water guide post, and cold water inlet or the hot water inlet pipe of water guide post and water dispenser are connected.
Described inner bag is disposable thin film inner container, and the shape of described inner bag is identical with the shape of scuttlebutt, and the volume of volumetric ratio scuttlebutt is large.
Be provided with floating ring in described tank, the shape of floating ring is identical with the shape of tank, and cross-sectional area is less than the area of the liquid level in tank.
Described tank comprises control tank and catch basin, and control tank is connected with catch basin; Described scuttlebutt and water guide post are placed in catch basin in opposite directions; The lower end of described water control device is placed in control tank.
Described control tank and catch basin are all placed in water dispenser main body, are connected by the second communicating pipe.
Described catch basin is placed in water dispenser main body, and control tank is placed in outside water dispenser main body, is connected by third connecting pipe; Described catch basin with the upper cover of water dispenser main body for top realize sealing.
Be provided with the first floating ring in described control tank, the shape of the first floating ring is identical with the shape of the liquid level in control tank, and cross-sectional area is less than the area of the liquid level in control tank;
Be provided with the second floating ring in described catch basin, the shape of the second floating ring is identical with the shape of the liquid level in catch basin, and cross-sectional area is less than the area of the liquid level in catch basin.
In sum, the present invention has following beneficial effect:
1) water dispenser water system of the present invention can be kept apart air and drinking water effectively, makes the water in water dispenser not contaminated, and extends the shelf-life of drinking water, be of value to health; This water fountain system structure is simple, and existing scuttlebutt carries out simple transformation and can use; Cost is low, and does not need other energy to ensure the quality of water completely by self structure, has larger using value.
2) the present invention arranges water control device, and air can be made to enter by the space that inner bag is isolated in scuttlebutt through this water control device, forms negative pressure, ensure the normal use of water dispenser, and the water reached in scuttlebutt is not by air-polluting object; This water control device arranges floating drum, when this floating drum is closed, reduces the contact area of the water in water control device and air, thus reaches reduction and the water that slows down in water control device by air-polluting speed object; The present invention is by arranging water control device, and the area that the water also effectively reducing scuttlebutt outside contacts with air, thus slow down scuttlebutt outside and store water by air-polluting speed, improves the quality of drinking water.
3) the present invention arranges water guide post, has floating plug in water guide post, makes the water segregation in scuttlebutt and tank, prevents water in scuttlebutt by the water pollutions in tank, ensures the water quality of drinking water.
4) the present invention arranges floating ring in tank, reduces the contact area of drinking water liquid level and air in tank, thus reduces water trough inner water by air-polluting speed; The present invention arranges pore in the upper end of control tank, and exhaust when water level rises in tank, air inlet during water level decreasing, ensure that the normal operation of water fountain system effectively.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention-embodiment 1.
Fig. 2 is the structural representation of the present invention-embodiment 2.
Fig. 3 is the structural representation of the present invention-embodiment 3.
Fig. 4 is the structural representation of the water guide post in the present invention.
Fig. 5 is the structural representation of the communication apparatus in the present invention.
Fig. 6 is the structural representation of the floating drum in the present invention.
Wherein, 1, hot water inlet pipe; 2, tank is controlled; 3, the second communicating pipe; 4, inlet valve; 5, the first floating ring; 6, pore; 7, water column is controlled; 8, floating drum; 9, the first communicating pipe; 10, scuttlebutt; 11, inner bag; 12, smart seat; 13, bucket top; 14, bucket top spring; 15, hangnail; 16, bucket top lock spring; 17, bucket top lock; 18, the second floating ring; 19, bung; 20, cooperage spigot; 21, floating plug; 22, water guide post; 23, lower inlet opening; 24, catch basin; 25, cold water inlet; 26, water dispenser main body; 27, upper inlet opening; 28, connector; 29, connecting hole; 30, cover; 31, pin is worn.
Detailed description of the invention
Below in conjunction with specific embodiment, the specific embodiment of the present invention is described in detail:
embodiment 1
As shown in Figure 1, water dispenser water system of the present invention comprises water dispenser main body 26 and scuttlebutt 10; Scuttlebutt 10 bung is provided with bung 19, is provided with cooperage spigot 20 in bung 19; Bung 19 can patch with water guide post 22, and cold water inlet 25 or the hot water inlet pipe 1 of water guide post 22 and water dispenser are connected; Arrange disposable thin film inner container 11 in scuttlebutt 10, the shape of inner bag 11 is identical with the shape of scuttlebutt 10, and volume is slightly larger than scuttlebutt 10; The port of inner bag 11 and the bung of scuttlebutt 10 closely connected, and the parcel bung that turns up; Bung 19 is fixed, and seals; After pouring into drinking water in inner bag 11, block bung with cooperage spigot 20, scuttlebutt 10 is when being inverted, and the water in bucket would not spill; In scuttlebutt 10, arrange inner bag 11 is in order to avoid thoroughly not affecting water quality owing to cleaning scuttlebutt sterilization before filling the container; And scuttlebutt 10 can be cleaned when filling, and direct filling drinking water is in inner bag 11.
Be provided with catch basin 24 and control tank 2 in water dispenser main body 26, catch basin 24 is communicated with by the second communicating pipe 3 with control tank 2, and with the upper cover of water dispenser main body 26 for top realizes sealing; The top of catch basin 24 and control tank 2 is provided with pore 6, and exhaust when water level rises, air inlet during water level decreasing, can also filter and purify air.
Be provided with the second floating ring 18 in catch basin 24, it has buoyancy, and swim on the liquid level of catch basin 24, shape is identical with the shape of the liquid level in catch basin 24, but cross-sectional area is slightly less than the liquid level area in catch basin 24; Second floating ring 18 is elevated along with the fluctuation in stage of catch basin 24, and its effect is the contact area reducing drinking water liquid level and air in catch basin, reaches and reduces and slow down retaining trough inner water by the object of air-polluting speed.
Be provided with the first floating ring 5 in control tank 2, it has buoyancy, swims on the liquid level of control tank 2, and shape is identical with the shape of the liquid level in control tank 2, but cross-sectional area is slightly less than the liquid level area in control tank 2; First floating ring 5 is elevated along with the fluctuation in stage of control tank 2, and its effect is the contact area reducing drinking water liquid level and air in control tank, reaches to reduce and slow down to control in tank 2 water by the object of air-polluting speed.
As shown in Figure 4, scuttlebutt 10 is positioned in the smart seat 12 in catch basin 24, and water guide post 22 and scuttlebutt 10 are placed in the smart seat 12 of catch basin 24 in rightabout; Be provided with floating plug 21 in water guide post 22, floating plug 21 has certain buoyancy; The top and bottom of water guide post 22 are provided with inlet opening 27 and lower inlet opening 23; During use, after water guide post 22 inserts scuttlebutt 10, water in scuttlebutt 10 injects catch basin 24, and under the effect of hydraulic pressure, floating plug 21 moves down, and the water in scuttlebutt 10 enters catch basin 24 by the upper inlet opening 27 of water guide post 22 and lower inlet opening 23.When the water in scuttlebutt 10 stops supplying water in catch basin 24, floating plug 21 in water guide post 22 floats, block the upper inlet opening 27 of water guide post 22, make the water segregation in scuttlebutt 10 and catch basin 24, thus reach and prevent water in scuttlebutt by the object of the water pollutions in drinking trough.
Water control device in the present embodiment is control water column 7, and the upper end controlling water column 7 was connected with the bucket wall of scuttlebutt 10 by the first communicating pipe 9, and lower end is placed in control tank 2; As shown in Figure 5, the bucket wall of scuttlebutt 10 has connecting hole 29, its effect is the air of discharging when filling in bucket, facilitates filling; First communicating pipe 9 was connected with connecting hole 29 by connector 28; When using water, air enters in scuttlebutt 10 through connecting hole 29, and due to the isolation of inner bag 11, the drinking water in scuttlebutt 10 can not contact with the air entered, and prevents the air entered in scuttlebutt to pollute drinking water; Wherein, what the first communicating pipe 9 adopted is can resist negative pressure in scuttlebutt 10 and control water column 7 and indeformable choked pipe.
The lower port of control water column 7 is provided with inlet valve 4, makes to form negative pressure in bucket in order to pass in air to scuttlebutt 10, and by entering the gas refinement of control water column 7, can prevent larger bubble, playing the effect of filtering water simultaneously; Control water column 7 inside is provided with floating drum 8, and the cross section of floating drum 8 is identical with the shape of cross section of control water column 7, but the cross-sectional area of floating drum 8 is slightly less than the cross-sectional area of control water column 7.As shown in Figure 6, floating drum 8 is provided with cover 30, be through on floating drum 8 by wearing pin 31, when air is from the bottom to top by floating drum 8, cover 30 is opened, and when not having air by floating drum 8, cover 30 is closed automatically, thus reduce the contact area of air and water, reach and slow down drinking water by the object of air-polluting speed.
The bucket top lock 17 that the present invention has also been installed two bucket tops 13 additional on water dispenser main body 26 top and matched with bucket top 13; Bucket top 13 is provided with bucket top spring 14 and hangnail 15; Bucket top lock 17 is provided with bucket top lock spring 16; Bucket top 13 can jack-up scuttlebutt 10, before connecting for the first communicating pipe 9, scuttlebutt 10 can be lifted certain altitude, prevent scuttlebutt from automatically falling, water guide post 22 backs down cooperage spigot 20 and inserts bung, under causing before the first communicating pipe 9 did not connect, not forming negative pressure condition in bucket, the situation that the water in scuttlebutt 10 outbound flows always occurs; Be upside down in by scuttlebutt 10 on the bucket top 13 of water dispenser main body 26, jack-up scuttlebutt, when bucket top lock 17 locking, is played in bucket top 13, and when preventing the connection not completing connector 28 and connecting hole 29, scuttlebutt just falls; First communicating pipe 9 was connected on scuttlebutt 10 by connector 28, makes to form closed path between scuttlebutt 10 and control water column 7; Pull bucket top lock 17, the gravity of scuttlebutt overcomes the elastic force whereabouts of bucket top spring 14, inserts smart seat 12; . the water guide post 22 in smart seat 12 backs down cooperage spigot 20, at this moment the water in bucket just can enter catch basin 24 through the upper inlet opening 27 of water guide post 22, water level in catch basin 24 rises, because control tank 2 is communicated with by the second communicating pipe 3 with between catch basin 24, the water level of control tank 2 and catch basin 24 will synchronously rise; When controlling the inlet valve 4 of the water level in tank 2 higher than control water column 7 end opening, water outflow in scuttlebutt 10 can produce negative pressure, and scuttlebutt 10 and control water column 7 are in connected state, therefore the water controlled in tank 2 can enter control water column 7, until the water level in control water column 7 and the water level in scuttlebutt 10 reach equalizing pressure.
Control tank 2 connects hot water inlet pipe 1, to drinker hot hydrophone make-up water source, water guide post 7 in catch basin 24 is connected to cold water inlet 25, directly provides the drinking water in scuttlebutt for water dispenser, when hot water inlet pipe 1 or cold water inlet 25 draining, the water level controlled in tank 2 and catch basin 24 will decline, certain difference in level is had between the end opening of control water column 7 and the bung of scuttlebutt 10, the end opening level height of control water column 7 is higher than the bung height in catch basin 10, when water level decreasing is to inlet valve 4 lower than control water column 7 end opening, under atmospheric pressure, air will first through controlling the inlet valve 4 of water column 7, enter in scuttlebutt 10 through floating drum 8 by the first communicating pipe 9 again, when air enters scuttlebutt 10, drinking water in bucket declines and injects catch basin 24, the water level in catch basin 24 and control tank 2 is made to increase, until control water column 7 and hydraulic balance in scuttlebutt 10, so just achieve air without bung, and be through control water column 7 enter in scuttlebutt 10, arrive other one side isolated by inner bag 11 of drinking water in scuttlebutt 10, thus reach the object that the air entering scuttlebutt 10 can not pollute inner bucket water matter.
embodiment 2
As shown in Figure 2, the difference of the present embodiment and embodiment 1 is, described control tank 2 and catch basin 24 are a tank, and this tank is placed in water dispenser main body 26, and with the upper cover of water dispenser main body 26 for top realizes sealing.
embodiment 3
As shown in Figure 3, the difference of the present embodiment and embodiment 1 is, catch basin 24 is arranged in water dispenser main body 26, control tank 2 is arranged on outside water dispenser main body 26, namely carry out simple transformation to existing scuttlebutt and can realize water fountain system of the present invention, cost is low, and result of use is good.
Although describe in detail the specific embodiment of the present invention in conjunction with specific embodiments, it is not the restriction to this patent protection domain.In claims limited range, the various amendment that those skilled in the art can make without creative work or adjustment are still by the protection of this patent.
Claims (10)
1. a water dispenser water system, comprises water dispenser main body and scuttlebutt, is provided with inner bag in scuttlebutt; It is characterized in that: also comprise
The tank be connected with water dispenser main body;
Water control device, the upper end of described water control device is connected with the bucket wall of scuttlebutt by communication apparatus, and lower end is placed in tank; The lower port of water control device is provided with inlet valve, in order to pass in air to scuttlebutt, the drinking water in bucket can be flowed out; Water control device inside is provided with floating drum, and floating drum is provided with cover, in order to reduce the contact area of air in water control device and drinking water;
Water guide post, described water guide post is placed in tank, is provided with floating plug in water guide post, and the top and bottom of water guide post are provided with inlet opening and lower inlet opening.
2. water dispenser water system according to claim 1, is characterized in that: described water dispenser main body is also provided with at least one barrel of top and the bucket top lock for controlling bucket top; Top is provided with bucket top spring and hangnail with bucket; Bucket top is locked and is provided with bucket top lock spring.
3. water dispenser water system according to claim 1, is characterized in that: the connector that described communication apparatus comprised for the first communicating pipe and is connected with the first communicating pipe; Described connector is connected on the bucket wall of scuttlebutt, is also provided with and is opened on scuttlebutt bucket wall and the connecting hole be connected with the first communicating pipe in connector.
4. water dispenser water system according to claim 1, is characterized in that: described scuttlebutt bung is provided with bung, is provided with cooperage spigot in bung; Described bung can patch with water guide post, and cold water inlet or the hot water inlet pipe of water guide post and water dispenser are connected.
5. water dispenser water system according to claim 1, is characterized in that: described inner bag is disposable thin film inner container, and the shape of described inner bag is identical with the shape of scuttlebutt, and the volume of volumetric ratio scuttlebutt is large.
6. water dispenser water system according to claim 1, it is characterized in that: be provided with floating ring in described tank, the shape of floating ring is identical with the shape of tank, and cross-sectional area is less than the area of the liquid level in tank.
7. water dispenser water system according to claim 1, is characterized in that: described tank comprises control tank and catch basin, and control tank is connected with catch basin; Described scuttlebutt and water guide post are placed in catch basin in opposite directions; The lower end of described water control device is placed in control tank.
8. water dispenser water system according to claim 7, is characterized in that: described control tank and catch basin are all placed in water dispenser main body, are connected by the second communicating pipe.
9. water dispenser water system according to claim 7, is characterized in that: described catch basin is placed in water dispenser main body, and control tank is placed in outside water dispenser main body, is connected by third connecting pipe.
10. according to the arbitrary described water dispenser water system of claim 7 to 9, it is characterized in that: be provided with the first floating ring in described control tank, the shape of the first floating ring is identical with the shape of the liquid level in control tank, and cross-sectional area is less than the area of the liquid level in control tank;
Be provided with the second floating ring in described catch basin, the shape of the second floating ring is identical with the shape of the liquid level in catch basin, and cross-sectional area is less than the area of the liquid level in catch basin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310215898.XA CN103251319B (en) | 2013-06-03 | 2013-06-03 | A kind of water dispenser water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310215898.XA CN103251319B (en) | 2013-06-03 | 2013-06-03 | A kind of water dispenser water system |
Publications (2)
| Publication Number | Publication Date |
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| CN103251319A CN103251319A (en) | 2013-08-21 |
| CN103251319B true CN103251319B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310215898.XA Expired - Fee Related CN103251319B (en) | 2013-06-03 | 2013-06-03 | A kind of water dispenser water system |
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| CN (1) | CN103251319B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106805771A (en) * | 2017-03-22 | 2017-06-09 | 安徽理工大学 | A kind of novel energy-saving drinking water dispensers |
| CN107510371B (en) * | 2017-09-26 | 2019-08-02 | 界首市百乐泉纯净水厂 | A kind of lifting device for water dispenser |
| CN109330375B (en) * | 2018-11-03 | 2020-11-17 | 浙江三宝知识产权服务有限公司 | Water dispenser capable of automatically feeding water |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2625791A1 (en) * | 1976-06-09 | 1977-12-15 | Braun Ag | Carbonate deposit indicator for coffee making machine - has cold water level sensor cooperating with temp. sensor |
| US4291836A (en) * | 1979-10-23 | 1981-09-29 | Chen Hsiung Wu | Intermittent water-supply system |
| CN2571305Y (en) * | 2002-10-08 | 2003-09-10 | 冯大纲 | Enclosed type water dispenser |
| CN2655640Y (en) * | 2003-09-25 | 2004-11-17 | 李金玲 | Water supply device for poultry drinking appliance |
| CN2746750Y (en) * | 2004-11-09 | 2005-12-21 | 唐玉寒 | Automatic water supply equipment |
| CN101797119A (en) * | 2009-02-09 | 2010-08-11 | 元山科技工业股份有限公司 | Water dispenser |
| CN203314761U (en) * | 2013-06-03 | 2013-12-04 | 刘永杰 | Water supply system of water dispenser |
-
2013
- 2013-06-03 CN CN201310215898.XA patent/CN103251319B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2625791A1 (en) * | 1976-06-09 | 1977-12-15 | Braun Ag | Carbonate deposit indicator for coffee making machine - has cold water level sensor cooperating with temp. sensor |
| US4291836A (en) * | 1979-10-23 | 1981-09-29 | Chen Hsiung Wu | Intermittent water-supply system |
| CN2571305Y (en) * | 2002-10-08 | 2003-09-10 | 冯大纲 | Enclosed type water dispenser |
| CN2655640Y (en) * | 2003-09-25 | 2004-11-17 | 李金玲 | Water supply device for poultry drinking appliance |
| CN2746750Y (en) * | 2004-11-09 | 2005-12-21 | 唐玉寒 | Automatic water supply equipment |
| CN101797119A (en) * | 2009-02-09 | 2010-08-11 | 元山科技工业股份有限公司 | Water dispenser |
| CN203314761U (en) * | 2013-06-03 | 2013-12-04 | 刘永杰 | Water supply system of water dispenser |
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| CN103251319A (en) | 2013-08-21 |
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