CN110864451A - Liquid heater - Google Patents
Liquid heater Download PDFInfo
- Publication number
- CN110864451A CN110864451A CN201810977944.2A CN201810977944A CN110864451A CN 110864451 A CN110864451 A CN 110864451A CN 201810977944 A CN201810977944 A CN 201810977944A CN 110864451 A CN110864451 A CN 110864451A
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- CN
- China
- Prior art keywords
- water
- outlet pipe
- water level
- liquid heater
- siphon
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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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
The invention discloses a liquid heater, which belongs to the field of liquid heating electric appliances and solves the problem that the siphon phenomenon occurs when the height position of a water outlet is low. The invention is mainly used for reducing the height position of the water outlet and preventing the siphon phenomenon.
Description
Technical Field
The invention relates to a domestic electric appliance, in particular to a liquid heater.
Background
In the existing liquid heaters (including water dispensers, instant drinking machines and electric hot water bottles) in the market, the height position of a water outlet nozzle is generally higher than the height position of the rated maximum liquid level of the liquid heater. However, if the liquid heater has an appearance or structural requirement, which causes the position of the water outlet nozzle to be lower than the rated maximum liquid level, when the water pump stops pumping water and the liquid level of the liquid heater is still higher than the height of the water outlet nozzle, the water outlet nozzle will continue to discharge water due to the siphon principle until the liquid level is equal to or lower than the height of the water outlet nozzle, and thus abnormal water discharge occurs.
In order to solve the problem of abnormal water outlet caused by the siphon principle, a scheme of adding a one-way valve on a water outlet pipe is generally adopted. The one-way valve can be opened and conducted along the water outlet direction, and is closed in the reverse direction, and the one-way valve can be opened only by pressurizing the water pump to realize water outlet. In addition, after the water pump stops pumping water each time, the one-way valve is closed, and no atmosphere enters between the water pump and the water outlet nozzle, residual water exists in the water outlet pipe between the water pump and the water outlet nozzle, so that bacteria can be bred for a long time, and health is influenced. Meanwhile, no atmosphere enters the water outlet pipe, and residual water in the water outlet pipe cannot flow back, so that the height of the liquid level in the liquid heater cannot be accurately judged.
Disclosure of Invention
The invention aims to provide a liquid heater, which reduces the height position of a water outlet and prevents the occurrence of siphon phenomenon.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a liquid heater, includes the bottle and locates the inner bag of bottle, water pump and outlet pipe, water pump and inner bag intercommunication, the one end and the water pump intercommunication of outlet pipe, the other end are equipped with the delivery port, the outlet pipe extends to the position above the rated maximum water level of inner bag, the high position of delivery port is less than the rated maximum water level of inner bag, be equipped with anti-siphon passageway on the outlet pipe, the air gets into the outlet pipe through anti-siphon passageway under water pump off-state and prevents the siphon.
Further, the anti-siphon channel is kept in normal communication with the air outside the bottle body.
Further, the anti-siphon channel is kept in normal communication with the air at the top of the inner container.
Further, the anti-siphon channel is closed under the working state of the water pump.
Furthermore, the anti-siphon channel is provided with a one-way valve or an electromagnetic valve which is closed under the working state of the water pump and is opened under the stopping state of the water pump.
Furthermore, the water outlet pipe comprises a bent section which is higher than the rated highest water level of the inner container, and part or all of the anti-siphon channel is higher than the height position of the bent section.
Furthermore, the other end of the anti-siphon channel is positioned on the top surface or the side surface of the bottle body or extends into the inner container.
Further, the bending section comprises a water-gas separation cavity, and the anti-siphon channel is connected to the top wall of the water-gas separation cavity.
Furthermore, the top wall of the water-gas separation cavity is provided with a float valve which closes the anti-siphon channel when the water outlet pipe discharges water.
Furthermore, the water outlet pipe comprises a water level indicating section exposed out of the bottle body, the water level indicating section extends from the bottom end to the top end of the inner container, and the water level indicating section is transparent or semitransparent; or the bottle body is provided with a water level indicating pipe, the bottom end of the water level indicating pipe is communicated with the inner container, and the top end of the water level indicating pipe is opened and is higher than the rated highest water level of the inner container.
After the technical scheme is adopted, the invention has the following advantages: after the height position of the water outlet is reduced, the water outlet can be closer to a container for receiving water, so that the hot water splashing condition is reduced, and the risk of scalding a user is reduced; secondly increase the anti-siphon passageway and prevent that siphonage from taking place, because the top of outlet pipe is higher than the rated highest water level of inner bag, after the water pump stop work, because the anti-siphon passageway can in time let in the air in to the outlet pipe, consequently, the water in the outlet pipe can receive gravity to influence automatic disconnection and fall into two parts, one of them part is located the water of outlet pipe top upstream side in the outlet pipe and can flow back to the inner bag, another part is located the water outflow to the container of water receiving of outlet pipe top downstream side in the outlet pipe, thereby reach the effect of anti-siphon.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a fourth embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fifth embodiment of the present invention.
Detailed Description
The first embodiment is as follows:
the invention provides a liquid heater, which takes the liquid heater as an example of an electric thermos bottle in the embodiment and comprises a bottle body, an inner container 1 arranged on the bottle body, a water pump 2 and a water outlet pipe 3, as shown in figure 1, the water pump 2 is communicated with the inner container 1, one end of the water outlet pipe 3 is communicated with the water pump 2, the other end of the water outlet pipe 3 is provided with a water outlet 31, the water outlet pipe 3 extends to a position above the rated highest water level of the inner container 1, the height position of the water outlet 31 is lower than the rated highest water level M of the inner container 1, the water outlet pipe 3 is provided with an anti-siphon channel 4, and air enters the water. Firstly, after the height position of the water outlet 31 is reduced, the water outlet can be closer to a container for receiving water, so that the hot water splashing condition is reduced, and the risk of scalding a user is reduced; secondly, increase anti-siphon passageway 4 and prevent the siphonage and take place, because the top of outlet pipe 3 is higher than the rated highest water level of inner bag 1, after water pump 2 stop work, because anti-siphon passageway 4 can in time let in the air in to outlet pipe 3, therefore the water in outlet pipe 3 can be influenced by gravity and the automatic disconnection divides into two parts, and one part of them is located the water of 3 top upper reaches sides of outlet pipe in outlet pipe 3 and can flow back to inner bag 1, and another part is located the water outflow of 3 top downstream sides of outlet pipe in outlet pipe 3 to the container of water receiving, thereby reaches anti-siphon's effect.
In order to smoothly discharge water and realize anti-siphon, the water outlet pipe can be designed to comprise a bent section 34 which is higher than the rated highest water level of the inner container, so that the discharged water smoothly changes from downward flow to downward flow and finally flows out from the water outlet.
It can be understood that the anti-siphon channel 4 can be normally open to the air outside the bottle body by keeping, the air can be introduced into the water outlet pipe 3 in time after the water pump 2 stops working, one end of the anti-siphon channel 4 is communicated with the water outlet pipe 3, and the other end of the anti-siphon channel can be arranged on the outer surface of the liquid heater. It will also be appreciated that the anti-siphon channel 4 may also be kept open to the air at the top of the inner container 1.
The anti-siphon channel 4 is arranged in a way that water is not sprayed out of the anti-siphon channel 4 when the water pump 2 works, and the anti-siphon channel 4 can be designed to be closed under the working state of the water pump 2. For example, the anti-siphon channel 4 is provided with a check valve or a solenoid valve that is closed in a state where the water pump 2 is operated and opened in a state where the water pump 2 is stopped. As shown in fig. 1, a pipe joint 32 is formed at the top of the water outlet pipe 3, one end of the check valve 5 is installed on the pipe joint 32 to form the anti-siphon channel 4, the check valve 5 can be automatically opened when the water pump 2 stops working to keep the water outlet pipe 3 from air entering, and after the water pump 2 starts working, the pressure in the water outlet pipe 3 is increased to push the check valve to close, so that water is prevented from being sprayed out from the anti-siphon channel 4. The solenoid valve is then better understood, close the solenoid valve when water pump 2 during operation, water pump 2 stop work the solenoid valve open can.
In order to let the user can the direct observation to the water level condition of inner bag 1, can design outlet pipe 3 including the water level indication section 33 who exposes the bottle, water level indication section 33 extends to the top from the bottom of inner bag 1, water level indication section 33 is transparent or translucent, utilize the U-shaped pipe principle, the water level of water level indication section 33 is the same with inner bag 1 water level, consequently, the water level of inner bag 1 can be judged to the water level of user direct observation water level indication section, it is low excessively in the user in time to discover the water level in the use of being convenient for, avoid dry combustion method.
Example two:
instead of using a one-way valve or a solenoid valve, the inlet end of the anti-siphon channel 4 may be designed to be high enough relative to the top of the outlet pipe 3, so that the water pump 2 is not enough to spray water out of the anti-siphon channel 4 when operating, and the anti-siphon channel 4 is partially or completely higher than the height of the bent section 34, as shown in fig. 2, and the anti-siphon channel 4 is completely higher than the height of the bent section 34. One end of the anti-siphon channel 4 is optimally communicated with the bent section 34, so that air can be timely sent into the water outlet pipe 3 when the water pump 2 stops working, and the siphon phenomenon is quickly prevented.
The other end of the anti-siphon channel 4 can be positioned on the top surface or the side surface of the bottle body or extend into the inner container 1. In this embodiment, the other end of the anti-siphon channel 4 extends into the inner container 1, and once an accident occurs, water is sprayed out from the anti-siphon channel 4, and hot water can be prevented from being sprayed to the outside.
Other contents not described in this embodiment may refer to embodiment one.
Example three:
in order to avoid the other end of the anti-siphon channel 4 being disposed too high to affect the bottle body design, the bent section 34 may include a water-gas separation chamber 35, as shown in fig. 3, and the anti-siphon channel 4 is connected to the top wall of the water-gas separation chamber 35. The water-gas separation chamber 35 can store a certain volume of water, and can effectively prevent water from being sprayed out from the other end of the anti-siphon channel 4.
Other contents not described in this embodiment may refer to embodiment one.
Example four:
in addition to the third embodiment, in order to further ensure that water does not spray out of the anti-siphon channel 4, as shown in fig. 4, a float valve 36 for closing the anti-siphon channel 4 when water is discharged from the water outlet pipe 3 may be provided on the top wall of the water-gas separation chamber 35. Excessive water enters the water-gas separation cavity 35, the float valve 36 floats upwards to close the anti-siphon channel 4, after the water pump 2 stops working, water in the water-gas separation cavity 35 flows back to the water outlet pipe 3, the float valve 36 descends to open the anti-siphon channel 4, and air enters the water outlet pipe 3 to realize anti-siphon.
Example five:
except that the water level display is realized by the water level indicating section of the water outlet pipe 3, the bottle body can be separately provided with the water level indicating pipe 6, as shown in fig. 5, the bottom end of the water level indicating pipe 6 is communicated with the inner container 1, and the top end of the water level indicating pipe 6 is opened and is higher than the rated highest water level of the inner container 1.
Other contents not described in this embodiment may refer to embodiment one.
Example six:
based on the structure of any of the first to fifth embodiments, the liquid heater is a water dispenser or a ready-to-drink machine, as shown in fig. 1, the inner container 1 is a water tank for containing water, and the water flow is heated by an electromagnetic valve and/or a water pump, and the heating cavity may be a small heating cavity below the water tank, or an instant heating device 33 arranged on a water outlet pipe path, and an anti-siphon channel 4 is adopted to prevent a siphon phenomenon.
The anti-siphon channel in the above embodiment may be formed by a silicone tube, or may be formed by a channel formed together when the bottle body is formed. Other embodiments of the present invention than the preferred embodiments described above will be apparent to those skilled in the art from the present invention, and various changes and modifications can be made therein without departing from the spirit of the present invention as defined in the appended claims.
Claims (10)
1. The utility model provides a liquid heater, includes the bottle and locates the inner bag of bottle, water pump and outlet pipe, water pump and inner bag intercommunication, the one end and the water pump intercommunication of outlet pipe, the other end of outlet pipe are equipped with the delivery port, its characterized in that, the outlet pipe extends to the position more than the rated maximum water level of inner bag, and the high position of delivery port is less than the rated maximum water level of inner bag, is equipped with the anti-siphon passageway on the outlet pipe, and the air gets into the outlet pipe through the anti-siphon passageway under water pump off-state and prevents the.
2. The liquid heater of claim 1, wherein the anti-siphon channel is kept in constant communication with the air outside the bottle.
3. The liquid heater of claim 1, wherein the anti-siphon channel is kept in constant communication with the air at the top of the inner bladder.
4. The liquid heater of claim 1, wherein the anti-siphon channel is closed in a water pump operating condition.
5. The liquid heater of claim 4, wherein the anti-siphon channel is provided with a one-way valve or a solenoid valve that is closed in a water pump operating state and opened in a water pump stop state.
6. The liquid heater of claim 1, wherein the outlet tube includes a curved section that is higher than the highest rated water level of the inner container, and the anti-siphon channel is partially or completely higher than the curved section.
7. The liquid heater of claim 6, wherein the other end of the anti-siphon channel is located on the top or side of the bottle body or extends into the inner container.
8. The liquid heater of claim 6, wherein the curved section includes a water-gas separation chamber, the anti-siphon passage being connected to a top wall of the water-gas separation chamber.
9. The liquid heater of claim 8, wherein the top wall of the water-gas separation chamber is provided with a float valve that closes the anti-siphon channel when the outlet pipe is discharging water.
10. The liquid heater of claim 1, wherein the outlet tube includes a water level indicating section exposed out of the bottle body, the water level indicating section extending from the bottom end to the top end of the inner container, the water level indicating section being transparent or translucent; or the bottle body is provided with a water level indicating pipe, the bottom end of the water level indicating pipe is communicated with the inner container, and the top end of the water level indicating pipe is opened and is higher than the rated highest water level of the inner container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977944.2A CN110864451A (en) | 2018-08-27 | 2018-08-27 | Liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977944.2A CN110864451A (en) | 2018-08-27 | 2018-08-27 | Liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110864451A true CN110864451A (en) | 2020-03-06 |
Family
ID=69651632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810977944.2A Pending CN110864451A (en) | 2018-08-27 | 2018-08-27 | Liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110864451A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942503A (en) * | 2021-01-29 | 2021-06-11 | 广东傲美智能科技有限公司 | Device for solving siphon |
| CN113951725A (en) * | 2020-07-21 | 2022-01-21 | 莱克电气绿能科技(苏州)有限公司 | Water dispenser with water-vapor separation structure |
| WO2022193228A1 (en) * | 2021-03-18 | 2022-09-22 | A.O. Smith Corporation | Water heater dip tube |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4134230A1 (en) * | 1990-10-19 | 1992-04-23 | Vaillant Joh Gmbh & Co | Heating system consisting of burner and exhaust collecting chamber - has condensation drain controlled by spring-loaded valve in bottom of exhaust chamber |
| DE20012030U1 (en) * | 2000-07-11 | 2000-12-28 | Viessmann Werke GmbH & Co., 35108 Allendorf | Siphon, especially for condensate drainage from boilers or the like. Heat generation |
| CN201713345U (en) * | 2010-06-07 | 2011-01-19 | 中山火炬水务有限公司 | Anti-siphon type water outlet opening structure |
| CN201873540U (en) * | 2010-11-18 | 2011-06-22 | 美的集团有限公司 | Anti-siphon structure of water tank |
| CN104633211A (en) * | 2015-02-13 | 2015-05-20 | 厦门瑞尔特卫浴科技股份有限公司 | Water inlet valve anti-siphon structure and anti-siphon method |
| CN206861896U (en) * | 2017-05-17 | 2018-01-09 | 万家乐热能科技有限公司 | The warm bath dual-purpose stove condensation water collection of condensed type combustion gas, tapping equipment |
| CN207035938U (en) * | 2017-08-08 | 2018-02-23 | 河钢股份有限公司邯郸分公司 | A kind of space division system water-cooling tower automatic overflow device |
| CN207590498U (en) * | 2017-04-21 | 2018-07-10 | 中山市维奥仕电器有限公司 | A kind of water flowing out structure of electric kettle |
-
2018
- 2018-08-27 CN CN201810977944.2A patent/CN110864451A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4134230A1 (en) * | 1990-10-19 | 1992-04-23 | Vaillant Joh Gmbh & Co | Heating system consisting of burner and exhaust collecting chamber - has condensation drain controlled by spring-loaded valve in bottom of exhaust chamber |
| DE20012030U1 (en) * | 2000-07-11 | 2000-12-28 | Viessmann Werke GmbH & Co., 35108 Allendorf | Siphon, especially for condensate drainage from boilers or the like. Heat generation |
| CN201713345U (en) * | 2010-06-07 | 2011-01-19 | 中山火炬水务有限公司 | Anti-siphon type water outlet opening structure |
| CN201873540U (en) * | 2010-11-18 | 2011-06-22 | 美的集团有限公司 | Anti-siphon structure of water tank |
| CN104633211A (en) * | 2015-02-13 | 2015-05-20 | 厦门瑞尔特卫浴科技股份有限公司 | Water inlet valve anti-siphon structure and anti-siphon method |
| CN207590498U (en) * | 2017-04-21 | 2018-07-10 | 中山市维奥仕电器有限公司 | A kind of water flowing out structure of electric kettle |
| CN206861896U (en) * | 2017-05-17 | 2018-01-09 | 万家乐热能科技有限公司 | The warm bath dual-purpose stove condensation water collection of condensed type combustion gas, tapping equipment |
| CN207035938U (en) * | 2017-08-08 | 2018-02-23 | 河钢股份有限公司邯郸分公司 | A kind of space division system water-cooling tower automatic overflow device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951725A (en) * | 2020-07-21 | 2022-01-21 | 莱克电气绿能科技(苏州)有限公司 | Water dispenser with water-vapor separation structure |
| CN112942503A (en) * | 2021-01-29 | 2021-06-11 | 广东傲美智能科技有限公司 | Device for solving siphon |
| WO2022193228A1 (en) * | 2021-03-18 | 2022-09-22 | A.O. Smith Corporation | Water heater dip tube |
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