CN114288884B - Microbubble generating device with gas storage chamber and water heater - Google Patents
Microbubble generating device with gas storage chamber and water heater Download PDFInfo
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- CN114288884B CN114288884B CN202111526699.1A CN202111526699A CN114288884B CN 114288884 B CN114288884 B CN 114288884B CN 202111526699 A CN202111526699 A CN 202111526699A CN 114288884 B CN114288884 B CN 114288884B
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Abstract
The invention relates to the technical field of water heaters, and discloses a microbubble generating device with a gas storage chamber and a water heater, which comprise: the air supply pipe is used for guiding high-pressure air in the air storage chamber below the liquid level of the air dissolving tank and simultaneously guiding water in the air dissolving tank into the air storage chamber, and the drainage pipe is used for draining water in the air storage chamber into the air dissolving tank; the air storage chamber is connected with an air pump, the air supply pipe is provided with a switch valve, and the water inlet pipe or the water outlet pipe is provided with a flowmeter. When the gas-liquid replacement device works, the gas supply pipe is a gas-liquid replacement channel, the water discharge pipe is a gas-filling water discharge channel, and the gas-liquid replacement process can be accelerated by the water discharge pipe. And, whole air entrainment process need not to cut off the water supply, and the gas receiver drainage stage of admitting air still can make rivers have a small amplitude to increase, avoids existing among the prior art, and the air entrainment process leads to rivers to diminish the problem.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a micro-bubble generating device with a gas storage chamber and a water heater.
Background
The micro-nano bubbles are bubbles with the diameter less than 100 mu m, and have the characteristics of long existence time, high gas-liquid mass transfer rate, high surface potential, good air floatation effect and the like. At present, the micro-nano bubble technology is widely applied to the fields of water quality purification, environment treatment, beauty and skin care, fruit and vegetable cleaning and the like. Industrially, common micro-nano bubble preparation methods include a dispersed air method, an electrolytic method, an alcohol-water replacement method, an ultrasonic cavitation method, a chemical reaction method, a micro-pipeline method and the like.
Particularly to the field of gas water heaters, common microbubble generation methods mainly include a water tank type pressurized gas dissolving method and a water pump type pressurized gas dissolving method. For example, in a chinese patent application with publication number CN110567147a, a water heater is disclosed, when air in a water tank is consumed, a user manually closes a water outlet end and then opens the water outlet end, at this time, a stop valve at the water inlet end of the water tank is closed, an air pump connected to the water tank starts to work, and when air is added to a preset value, the stop valve at the water inlet end of the water tank is opened, and micro bubbles are continuously generated. The scheme has the defects that: the single use time is short, manual gas filling is needed when a certain time is reached, a section of small water flow is generated in the gas filling process, and the user experience is influenced. In addition, the air inlet and the water inlet of the water tank are directly filled through two connecting ports at the top of the water tank, and the air dissolving effect is not ideal.
For another example, chinese patent application with publication number CN112556203A discloses a micro-bubble water heater and an operation method thereof, wherein a dissolved air pump is used in conjunction with a degassing tank, air is pumped by the dissolved air pump and pressurized and dissolved in the pump, and the degassing tank discharges excess air which is not dissolved, and outputs water capable of generating micro-bubbles. The scheme has the defects that: the requirement on the water pump is high, the noise of the water pump is high, the power consumption is high, the production cost is high, and large bubbles cannot be completely removed by a degassing tank, so that the effluent is mixed with the large bubbles.
Disclosure of Invention
In view of the problems in the prior art, an object of the present invention is to provide a microbubble generator that has a good gas-liquid mixing effect, can continuously generate microbubbles, and ensures that the flow rate of water is not reduced.
The invention also provides a water heater with the microbubble generating device.
In order to achieve the purpose, the invention adopts the following technical scheme.
A microbubble generator with a gas storage chamber, comprising: the gas dissolving device comprises a gas dissolving tank with a water inlet pipe and a water outlet pipe, and a gas storage chamber, wherein a gas supplementing pipe and a water draining pipe are arranged between the gas storage chamber and the gas dissolving tank, the gas supplementing pipe is used for introducing high-pressure gas in the gas storage chamber below the liquid level of the gas dissolving tank and simultaneously introducing water in the gas dissolving tank into the gas storage chamber, and the water draining pipe is used for draining water in the gas storage chamber into the gas dissolving tank; the air storage chamber is connected with an air pump, the air supply pipe is provided with a switch valve, and the water inlet pipe or the water discharge pipe is provided with a flowmeter.
When the flowmeter detects a water flow signal, starting to accumulate the flow Q, stopping and emptying the accumulated flow Q when the accumulated flow Q reaches vL or receives an air-entrapping instruction, closing the switch valve 27 after opening t1 s, then closing the air pump after opening t2 s, and returning to the step of starting to accumulate the flow Q, and repeating the steps.
V is a flow value which can be continuously used by single air filling, t1 is gas-liquid replacement time, t2 is time for the air pump to empty the air storage chamber, and v, t1 and t2 are preset values.
More preferably, the air storage chamber is located below the dissolved air tank, and the top or the upper side of the air storage chamber is communicated with the bottom or the lower side of the dissolved air tank through the air supply pipe.
More preferably, the drain pipe is connected between the bottom or lower side of the air reservoir and the upper or top of the dissolved air tank.
More preferably, the drain pipe is provided with a gas check valve which makes gas flow in a one-way direction from the gas storage chamber to the gas dissolving tank.
More preferably, the air pump is an air pump with a positive pressure of 0.7Mpa or more.
More preferably, the switch valve is an electric valve, and the flowmeter is a water flow sensor; the switch valve, the flowmeter and the air pump are all connected with a controller to form a feedback control system.
A water heater, comprising: the system comprises a water heater main body, a micro-bubble generation module and a user side air release device, wherein the micro-bubble generation module is connected with the water outlet end of the water heater main body, and the user side air release device is connected with the water outlet end of the micro-bubble generation module; the microbubble generating module is the microbubble generating device with the gas storage chamber.
More preferably, the water heater main body is a gas water heater, an electric water heater, a solar water heater or an air energy water heater.
More preferably, the flow meter, the air pump and the switch valve are all connected with a main controller of the water heater; when the water heater works, the flow meter, the switch valve and the air pump are subjected to feedback control through a main controller of the water heater.
More preferably, a main controller of the water heater is connected with a micro-bubble button for starting and stopping a micro-bubble water function and a gas filling button for filling gas actively.
The invention has the beneficial effects that: through setting up the gas receiver to utilize moisturizing pipe and drain pipe with the gas receiver with dissolve the gas pitcher and be connected, the during operation utilizes the density difference of water and air, makes the automatic come-up of air in the gas receiver dissolve the gas pitcher, dissolves the gas pitcher air entrainment fast. In the gas filling process, the gas supply pipe is a gas-liquid displacement channel, the water discharge pipe is a gas filling drainage channel, and the gas-liquid displacement process can be accelerated by the water discharge pipe. And, whole air entrainment process need not to cut off the water supply, and the gas receiver drainage stage of admitting air still can make rivers have the small amplitude to increase, avoids existing among the prior art, and the air entrainment process leads to rivers to diminish the problem, effectively promotes the gas effect of dissolving simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a microbubble generator according to the present invention.
Fig. 2 is a flowchart illustrating the operation of the microbubble generator according to the present invention.
Fig. 3 is a schematic structural diagram of a water heater provided by the invention.
Reference numerals indicate the same.
1: water heater main body, 11: inlet tube, 12: heating module, 13: water outlet pipe, 14: water flow rate sensor, 15: a water proportional valve.
2: microbubble generation module, 21: inlet tube, 22: dissolved air tank, 23: drain pipe, 24: gas check valve, 25: air reservoir, 26: air pump, 27: on-off valve, 28: water outlet pipe, 29: and (4) tonifying the trachea.
3: user-side air release device, 31: and a user end switch valve.
Detailed Description
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.
Furthermore, if any, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present invention, unless otherwise specified and limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. First feature "above", "below" and "under" second feature may include first feature being directly below or obliquely below the second feature, or merely indicating that the first feature is at a lower level than the second feature.
The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary by referring to the drawings, are intended to explain the present invention, and should not be construed as limiting the present invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Example 1.
As shown in fig. 1, a microbubble generator with a gas storage chamber includes: a dissolved air tank 22 with a water inlet pipe 21 and a water outlet pipe 28, and an air storage chamber 25, wherein an air supply pipe 29 and a water discharge pipe 23 are arranged between the air storage chamber 25 and the dissolved air tank 22, the air supply pipe 29 is used for guiding high-pressure air in the air storage chamber 25 below the liquid level of the dissolved air tank 22 and simultaneously guiding water in the dissolved air tank 22 into the air storage chamber 25, and the water discharge pipe 23 is used for discharging water in the air storage chamber 25 into the dissolved air tank 22; an air pump 26 is connected to the air storage chamber 25, a switch valve 27 is arranged on the air supply pipe 29, and a flow meter is arranged on the water inlet pipe 21 or the water outlet pipe 28.
Referring to fig. 2, in actual operation, the bubble water function is turned on by the microbubble button, when the flow meter detects a water flow signal, the accumulated flow Q starts, when the accumulated flow Q reaches vL or an air-entrapping instruction is received, the accumulated flow Q is stopped and emptied, the switch valve 27 is turned off after being turned on for t1 s, then the air pump 26 is turned on for t2 s and turned off, and the step of turning back to the step of starting the accumulated flow Q is repeated.
Wherein v is a flow value which can be continuously used in single air filling, t1 is gas-liquid replacement time, t2 is the time for the air pump to empty the air storage chamber, and v, t1 and t2 are preset values.
In the opening process of the switch valve 27, high-pressure gas in the gas storage chamber 25 enters the position below the liquid level of the dissolved gas tank 22 through the gas supplementing pipe 29, and water in the dissolved gas tank 22 enters the gas storage chamber 25 through the gas supplementing pipe 29, so that gas-liquid replacement is realized, gas and liquid are fully mixed in the gas-liquid replacement process, the gas filling speed is high, and the gas dissolving effect is more excellent.
During the turning on of the air pump 26, the air pressure in the air reservoir 25 is continuously increased, so that the gas-liquid mixed water in the air reservoir 25 is returned to the dissolved air tank 22 through the drain pipe 23. In the process of water drainage, the air dissolving effect can be further improved.
In this embodiment, the air storage chamber 25 is preferably located right below the air dissolving tank 22, and the top of the air storage chamber 25 is preferably communicated with the bottom of the air dissolving tank 22 through the air supply pipe 29. The structure is the most compact, and the volume of the whole microbubble generator is effectively controlled. In some examples, the air supply pipe may instead be connected to the upper side of the air reservoir and the lower side of the dissolved air tank, and the air reservoir may instead be disposed obliquely below or otherwise below the dissolved air tank; the air supply pipe can simultaneously play the effects of upward air inflation and downward water leakage; the present embodiment is not limited.
In this embodiment, it is preferable that the drain pipe 23 is connected between the bottom of the air reservoir 25 and the upper side or the top side of the air dissolving tank 22. Thus, during the drainage process, the gas-liquid mixed water in the air reservoir 25 can be sufficiently drained, and the water in the dissolved air tank 22 can be prevented from flowing backward into the air reservoir 25 along the drain pipe 23.
Further, it is preferable that the drain pipe 23 is provided with a gas check valve 24, and the gas check valve 24 allows gas to flow in one direction from the gas storage chamber 25 to the gas dissolving tank 22; thereby better avoiding the gas or liquid from flowing backwards under the unopened state.
It should be noted that the pressure source of the pressurized gas dissolving method adopted by the invention is water inlet pressure, instead of continuously providing pressure by the gas pump, the gas pump is used for supplementing gas in the gas cavity after the gas in the gas dissolving tank is completely consumed. The pressure that the air pump provided does: injecting gas into the dissolved air tank under normal water inlet state, wherein the type of air pump with positive pressure above 0.7Mpa is selected. Considering that the water inlet pressure of part of users is too high, or the cost of the air pump is controlled, the air pump can be matched with the water inlet end water proportional valve to reduce the water inlet pressure, so that the air pump can work normally.
It should be noted that the switch valve 27 is preferably an electric valve, and the flow meter is preferably a water flow sensor, and forms a feedback control with the air pump 26, so as to realize an automatic control of the whole work flow.
Compared with the prior art, the microbubble generator with the gas storage chamber provided by the embodiment utilizes the density difference between water and air, and after the switch valve 27 is opened, the air in the gas storage chamber 25 floats to the dissolved air tank 22, so that the gas filling speed is high. Meanwhile, the gas storage chamber 25 is connected with the dissolved gas tank 22 through two pipelines, the gas supply pipe 29 is a gas-liquid replacement channel, the water discharge pipe 23 is a gas filling water discharge channel, and the water discharge pipe 23 can accelerate the gas-liquid replacement process. In addition, the introduction of air receiver 25 has realized under the prerequisite of guaranteeing to dissolve the gas effect that need not to cut off the water and can accomplish the air entrainment process, and air receiver 25 drainage stage of admitting air can make rivers have the increase of small amplitude, can not lead to appearing the trickle problem, can promote simultaneously and dissolve the gas effect.
Example 2.
As shown in fig. 3, a water heater includes: the water heater comprises a water heater main body 1, a micro-bubble generation module 2 and a user side air release device 3, wherein the micro-bubble generation module 2 is connected with the water outlet end of the water heater main body 1, and the user side air release device 3 is connected with the water outlet end of the micro-bubble generation module 2. Wherein the microbubble generation module 2 is the microbubble generation device with an air reservoir as described in embodiment 1.
In this embodiment, it is preferable that the water heater main body 1 is a gas water heater, and includes a heating module 12, a water inlet pipe 11 connected to a water inlet end of the heating module 12, and a water outlet pipe 13 connected to a water outlet end of the heating module 12, wherein the micro-bubble generating module 2 is installed on the water outlet pipe 13, and the water flow sensor 14 is installed on the water inlet pipe 11; the user side air release device 3 is provided with a user side switch valve 31. In some embodiments, the water heater body 1 may be an electric water heater, a solar water heater, an air energy water heater, or the like; the present embodiment is not limited.
In this embodiment, the water flow sensor, the air pump and the switch valve are all connected with a main controller of the water heater. When the water heater works, the main controller of the water heater realizes feedback control among the water flow sensor, the switch valve and the air pump. Particularly, a main controller of the water heater is connected with a micro-bubble button for starting and stopping a micro-bubble water function and a gas filling button for filling gas actively.
Under the condition that the microbubble button is turned on, when the user side switch valve 31 is turned on, the water flow sensor 14 detects a water flow signal, the water heater main controller connected with the water flow sensor 14 starts to accumulate water flow Q, when the accumulated flow Q reaches vL or receives a gas filling instruction, the accumulated flow Q is stopped and emptied, the switch valve 27 is turned off after being turned on for t1 s, then the air pump 26 is turned off after being turned on for t2 s, and the step of turning back to the step of starting to accumulate the flow Q is repeated. v, t1 and t2 are preset values and are solidified in a main controller of the water heater through a program.
The water heater provided by the present embodiment has all the technical effects of embodiment 1, and details are not described herein.
It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the invention as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (8)
1. A microbubble generator with a gas storage chamber, comprising: the gas dissolving tank is provided with a water inlet pipe and a water outlet pipe, a gas supplementing pipe and a water discharging pipe are arranged between the gas storage chamber and the gas dissolving tank, the gas supplementing pipe is used for introducing high-pressure gas in the gas storage chamber below the liquid level of the gas dissolving tank and simultaneously introducing water in the gas dissolving tank into the gas storage chamber, and the water discharging pipe is used for discharging water in the gas storage chamber into the gas dissolving tank; the air storage chamber is connected with an air pump, the air supply pipe is provided with a switch valve, and the water inlet pipe or the water outlet pipe is provided with a flowmeter;
the gas storage chamber is positioned below the gas dissolving tank, and the top or the upper side of the gas storage chamber is communicated with the bottom or the lower side of the gas dissolving tank through the gas supplementing pipe;
the water drainage pipe is connected between the bottom or the lower side of the air storage chamber and the upper side or the top of the dissolved air tank;
when the flowmeter detects a water flow signal, starting to accumulate the flow Q, stopping and emptying the accumulated flow Q when the accumulated flow Q reaches vL or receives an air-entrapping instruction, starting the switch valve for t1 s and then closing the switch valve, starting the air pump for t2 s and then closing the switch valve, and returning to the step of starting to accumulate the flow Q, and circulating the steps;
v is a flow value which can be continuously used by single air filling, t1 is gas-liquid replacement time, t2 is time for the air pump to empty the air storage chamber, and v, t1 and t2 are preset values.
2. The microbubble generator with a gas storage chamber as claimed in claim 1, wherein a gas check valve is provided on the drain pipe, the gas check valve allowing gas to flow in one direction from the gas storage chamber to the gas dissolving tank.
3. The microbubble generator with an air reservoir as claimed in claim 1, wherein the air pump is an air pump with a positive pressure of 0.7Mpa or more.
4. The microbubble generator with a gas storage chamber according to claim 1, wherein the on-off valve is an electric valve, and the flow meter is a water flow sensor; the switch valve, the flowmeter and the air pump are all connected with a controller to form a feedback control system.
5. A water heater, comprising: the system comprises a water heater main body, a micro-bubble generation module and a user side air release device, wherein the micro-bubble generation module is connected with the water outlet end of the water heater main body, and the user side air release device is connected with the water outlet end of the micro-bubble generation module; wherein the microbubble generation module is the microbubble generation apparatus with a gas storage chamber according to claim 1.
6. The water heater of claim 5, wherein the water heater body is a gas water heater, an electric water heater, a solar water heater or an air energy water heater.
7. The water heater of claim 5, wherein the flow meter, the air pump and the switch valve are all connected with a main controller of the water heater; when the water heater works, the flow meter, the switch valve and the air pump are subjected to feedback control through a main controller of the water heater.
8. The water heater of claim 5, wherein a micro bubble button for starting and stopping the micro bubble water function and a gas filling button for filling gas actively are connected to the main controller of the water heater.
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| CN202111526699.1A CN114288884B (en) | 2021-12-14 | 2021-12-14 | Microbubble generating device with gas storage chamber and water heater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111526699.1A CN114288884B (en) | 2021-12-14 | 2021-12-14 | Microbubble generating device with gas storage chamber and water heater |
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| CN114288884B true CN114288884B (en) | 2022-12-09 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001179241A (en) * | 1999-12-22 | 2001-07-03 | Noritz Corp | Fine air bubble generator |
| CN104229945A (en) * | 2014-09-01 | 2014-12-24 | 南京大学 | Partial-reflux pressurized and aerated type plasma sewage treatment device |
| CN107935087A (en) * | 2017-12-12 | 2018-04-20 | 玖龙纸业（东莞）有限公司 | A kind of full-automatic air supporting control system and control method |
| CN112556203A (en) * | 2020-12-14 | 2021-03-26 | 上海林内有限公司 | Microbubble water heater and operation method thereof |
-
2021
- 2021-12-14 CN CN202111526699.1A patent/CN114288884B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001179241A (en) * | 1999-12-22 | 2001-07-03 | Noritz Corp | Fine air bubble generator |
| CN104229945A (en) * | 2014-09-01 | 2014-12-24 | 南京大学 | Partial-reflux pressurized and aerated type plasma sewage treatment device |
| CN107935087A (en) * | 2017-12-12 | 2018-04-20 | 玖龙纸业（东莞）有限公司 | A kind of full-automatic air supporting control system and control method |
| CN112556203A (en) * | 2020-12-14 | 2021-03-26 | 上海林内有限公司 | Microbubble water heater and operation method thereof |
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| CN114288884A (en) | 2022-04-08 |
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