CN112439334A - Micro-nano bubble generating device and cleaning machine applying same - Google Patents
Micro-nano bubble generating device and cleaning machine applying same Download PDFInfo
- Publication number
- CN112439334A CN112439334A CN201910813329.2A CN201910813329A CN112439334A CN 112439334 A CN112439334 A CN 112439334A CN 201910813329 A CN201910813329 A CN 201910813329A CN 112439334 A CN112439334 A CN 112439334A
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- water
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- baffle
- nano bubble
- shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
- B01F25/3121—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
- B01F23/211—Methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention relates to a micro-nano bubble generating device, which comprises a shell with a hollow interior, and is characterized in that: the top of the shell is provided with a water inlet, the bottom of the shell is provided with a water outlet, and the water outlet is formed into a conical hole with a small upper end and a large lower end; the water inlet is connected with the water outlet through a water inlet pipe, the water outlet is connected with the water inlet pipe through a water outlet pipe, the water inlet pipe is connected with the water outlet pipe through a water inlet pipe, the water outlet pipe is connected with the water outlet pipe through a water outlet pipe, the water inlet pipe is connected with the water outlet pipe, the water outlet pipe is connected with the water outlet pipe through a water inlet pipe, the water outlet pipe is connected with the water. The process of generating the micro-nano bubble water does not need to provide power and carry out electric control operation, so that the equipment structure is simplified, the cost is reduced, and the use reliability is improved; the cavitation effect of the micro-nano bubbles in water and the negative charges on the surface have the chemical effect of improving the interfacial activity, and the cleaning effect is favorably improved.
Description
Technical Field
The invention relates to a micro-nano bubble generating device for washing electrical appliances, and also relates to a cleaning machine which is applied with the micro-nano bubble generating device and is used for cleaning tableware, vegetables or fruits.
Background
With the gradual maturity of micro-nano bubble cleaning technology, the application in the field of household appliances becomes wider.
In the field of industrial application, the nano-sized bubbles refer to fine bubbles of 1000nm or less in a liquid, bubbles of 1 to 100 μm are referred to as fine bubbles, and bubbles of 100 μm or more are referred to as normal bubbles. Compared with common bubbles, the micro-nano bubbles have the characteristics of long existence time, high surface energy, negative surface charge, high gas-liquid mass transfer rate and spontaneous generation of free radicals in water, so that the micro-nano bubbles have the functions of oxygenation, sterilization, disinfection, washing, decontamination, water purification, organic matter degradation and the like. Due to the functions of the micro-nano bubbles, the micro-nano bubbles have a wide market prospect in the fields of washing and health, such as washing, decontamination and descaling, skin cleaning, drinking water oxygenation, vegetable and fruit cleaning, tooth descaling and the like.
At present, there are four main methods for generating micro-nano bubbles: ultrasonic cavitation, hydrodynamic cavitation, optical cavitation and particle cavitation, wherein hydrodynamic cavitation equipment is simple in requirement and is a common method for generating micro-nano bubbles. For example, similar structures are disclosed in the Chinese patent application with application publication No. CN104803467A, namely, a micro-nano ozone bubble device (application No. CN201510199198.5), the Chinese patent application with application publication No. CN108842384A, namely, a micro-nano aeration-based washing machine filtering device (application No. CN201810907234.2), and the like. Above-mentioned current micro-nano bubble generating device adopts the air pump to provide the power supply most and sneaks into the air, and the air carries out intensive mixing with water and dissolves the back, and release pressure is in order to obtain the higher micro-nano bubble of concentration again, and the realization structure of this mode is relatively more complicated, with high costs, and need rely on the circuit to control, and the reliability is relatively poor.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a water inlet structure which can generate micro-nano bubbles in a passive mode, thereby simplifying the equipment structure, reducing the cost and improving the reliability.
Another technical problem to be solved by the present invention is to provide a cleaning machine with the above water inlet structure, which can effectively improve the cleaning effect.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a micro-nano bubble produces device, includes inside hollow casing, its characterized in that: the top of the shell is provided with a water inlet, the bottom of the shell is provided with a water outlet, and the water outlet is formed into a conical hole with a small upper end and a large lower end; the water inlet is connected with the water outlet through a water inlet pipe, the water outlet is connected with the water inlet pipe through a water outlet pipe, the water inlet pipe is connected with the water outlet pipe through a water inlet pipe, the water outlet pipe is connected with the water outlet pipe through a water outlet pipe, the water inlet pipe is connected with the water outlet pipe, the water outlet pipe is connected with the water outlet pipe through a water inlet pipe, the water outlet pipe is connected with the water.
Preferably, the baffle is shaped into an arc structure with a downward arched middle part, and the open area is formed between two ends of the baffle and the inner top wall of the shell. Adopt above-mentioned arc structure's baffle, can be blockked earlier in the top of baffle when rivers get into the casing, fall into the baffle below from the both ends of baffle again when baffle top space water is full, strike the ponding of baffle below and produce the swirl to improve the mixed degree of air and water, increase the gas content of aquatic, be favorable to forming the micro-nano bubble water of high concentration.
As an improvement, the middle part of the baffle is provided with a water through hole for water in the space above the baffle to slowly flow into the space below the baffle. Set up such structure, can be blockked earlier in the top of baffle when rivers get into the casing, the water of baffle top slowly falls into the baffle below through crossing the water hole, seals the last port of bell mouth, is favorable to sealing the inner space of casing fast, forms high pressure environment, improves the solubility of air in aqueous.
In order to control the speed of water flow in the liquid sealing process conveniently, the number of the water passing holes is 1-3, the aperture of each water passing hole is 1-2 mm, the number of the water passing holes is 1, the water passing holes are located in the central portion of the baffle, and the water inlet is arranged corresponding to the water passing holes.
In the above scheme, the upper port of the tapered hole is located on the inner bottom wall of the shell, and the diameter of the upper port is 0.4-1.5 mm, preferably 0.4-1.0 mm. Set up the up end in hole to 0.4 ~ 1.5mm, be in order to get into the casing at rivers after, can plug up the up end in bell mouth to form the negative pressure along with rivers get into in making the casing, avoid getting into the rivers in the casing and flow away in rivers transportation process.
Preferably, the length of the tapered hole in the axial direction is 25-30 mm, and the diameter of the lower port of the tapered hole is 4-8 mm. By adopting the structure, the formation effect of micro-nano bubbles is improved.
Preferably, the number of the conical holes is 6-8 and the conical holes are arranged at the bottom of the shell at intervals.
The utility model provides an use cleaning machine that has above-mentioned micro-nano bubble to produce device, is including the box that has the washing chamber, the water inlet opening has been seted up on the lateral wall of box, its characterized in that: the micro-nano bubble generating device is characterized in that the micro-nano bubble generating device is arranged on the outer side of the box body, and a water outlet of the micro-nano bubble generating device is communicated with a water inlet opening of the box body.
Compared with the prior art, the invention has the advantages that: the invention provides a passive micro-nano bubble generating device, when in use, water flow enters a shell through a water inlet and impacts a baffle to promote the mixing of air and water flow, then the water flow flows to the lower part of the baffle from two ends of the baffle, because the upper port of the conical hole at the bottom of the shell is extremely small, water entering the shell can rapidly plug the hole due to the action of gravity, the shell is sealed in a liquid way, air in the shell is scattered everywhere, so that the pressure in the shell is increased rapidly, thereby improving the solubility of the air in the water, along with the turbulent action generated by the falling of the water flow from the two ends of the baffle plate, the air is quickly dissolved in the water, when the pressure in the shell reaches a critical value which can be borne by an upper port of the conical hole, water flow with a large amount of dissolved air is rapidly released outwards from the conical hole, and negative pressure is generated in the process of passing through the conical hole, so that micro-nano bubble water is formed; the process of generating the micro-nano bubble water does not need to provide power and carry out electric control operation, so that the equipment structure is simplified, the cost is reduced, and the use reliability is improved; the cavitation effect of the micro-nano bubbles in water and the negative charges on the surface have the chemical effect of improving the interfacial activity, and the cleaning effect is favorably improved.
Drawings
FIG. 1 is a schematic structural diagram of a micro-nano bubble generating device in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is another cross-sectional view of FIG. 1;
fig. 4 is a schematic structural diagram of a cleaning machine in an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 3, the micro-nano bubble generating device of the present embodiment includes a hollow shell 1, a water inlet 11 is opened at the top of the shell 1, a water outlet is opened at the bottom of the shell 1, and the water outlet is formed into a tapered hole 12 with a small upper end and a large lower end. A baffle 13 is arranged in the shell 1 between the water inlet 11 and the water outlet, the baffle 13 is arranged on the upper part of the shell 1, the front edge and the rear edge of the baffle 13 are respectively connected with the corresponding inner walls of the shell 1, and an open area 130 for water to flow from the space above the baffle 13 to the space below the baffle 13 is formed between the two ends of the baffle 13 and the inner wall of the shell 1.
Specifically, the baffle 13 of the present embodiment is formed in an arc structure with a downwardly arched middle portion, and the open area 130 is formed between both ends of the baffle 13 and the inner top wall of the housing 1. Adopt above-mentioned arc structure's baffle 13, can be stopped earlier in baffle 13's top when rivers get into casing 1, fall into baffle 13 below from baffle 13's both ends again when baffle 13 top space water is full, carry out the ponding of striking production swirl to baffle 13 below to improve the mixed degree of air and water, increase the gas content of aquatic, be favorable to forming the micro-nano bubble water of high concentration.
In this embodiment, the middle of the baffle 13 is provided with a water through hole 131 for water in the space above the baffle 13 to slowly flow into the space below the baffle 13. Set up such structure, can be blockked earlier in baffle 13's top when rivers get into casing 1, the water of baffle 13 top slowly falls into baffle 13 below through crossing water hole 131, seals the last port of bell mouth 12, is favorable to sealing the inner space of casing 1 fast, forms high-pressure environment, improves the solubility of air in aqueous. In order to control the speed of water flow in the liquid sealing process, the number of the water passing holes 131 is 1, the aperture of each water passing hole 131 is 1-2 mm, the water passing holes 131 are located in the central part of the baffle 13, and the water inlet 11 is arranged corresponding to the water passing holes 131.
The upper port of the tapered hole 12 of the embodiment is located on the inner bottom wall of the housing 1, and the diameter of the upper port is 0.4-1.5 mm, so that the effect is better when the diameter of the tapered hole 12 is 0.4-0.8 mm. Set up the up end of bell mouth 12 to 0.4 ~ 1.5mm, be in order to get into behind the casing 1 at rivers, can plug up the up end of bell mouth 12 to form the negative pressure along with rivers get into in making casing 1, avoid getting into the rivers in casing 1 and flow away in rivers transportation process. The length of the taper hole 12 in the axial direction is 25-30 mm, and the diameter of the lower port of the taper hole 12 is 4-8 mm. By adopting the structure, the formation effect of micro-nano bubbles is improved. The conical holes 12 in the embodiment can be in a conical structure or a pyramid structure, and the number of the conical holes is 6-8 and the conical holes are arranged at the bottom of the shell 1 at intervals.
As shown in fig. 4, the cleaning machine of this embodiment has seted up into water opening 21 including box 2 and the above-mentioned micro-nano bubble generating device that has the washing chamber on the lateral wall of box 2, and the box 2 outside is located to micro-nano bubble generating device's casing 1, and micro-nano bubble generating device's delivery port is linked together with box 2's into water opening 21. In order to connect the shell 1 with the box body 2 conveniently, the conical hole 12 is surrounded by the lower part of the shell 1, so that micro-nano bubble water can be poured into the box body 2 conveniently.
When the micro-nano bubble generating device is used, water flow enters the shell 1 through the water inlet 11 and impacts the baffle 13 to promote mixing of air and the water flow, the water flow can be firstly blocked above the baffle 13, water above the baffle 13 slowly falls below the baffle 13 through the water through holes 131 to seal the upper end opening of the conical hole 12, so that the internal space of the shell 1 can be rapidly sealed, a high-pressure environment is formed, and the solubility of the air in the water is improved; when the space above the baffle 13 is full of water, the water falls into the lower part of the baffle 13 from two ends of the baffle 13, along with the turbulent action generated by the falling of water flow from two ends of the baffle 13, air is quickly dissolved in the water, when the pressure in the shell 1 reaches a critical value capable of being borne by the upper port of the tapered hole 12, the water flow with a large amount of dissolved air is quickly released outwards from the tapered hole 12, and negative pressure is generated in the process of passing through the tapered hole 12, so that micro-nano bubble water is formed; the process of generating the micro-nano bubble water does not need to provide power and carry out electric control operation, so that the equipment structure is simplified, the cost is reduced, and the use reliability is improved; the cavitation effect of the micro-nano bubbles in water and the negative charges on the surface have the chemical effect of improving the interfacial activity, and the cleaning effect is favorably improved.
Claims (9)
1. The utility model provides a micro-nano bubble produces device, includes inside hollow casing (1), its characterized in that: the top of the shell (1) is provided with a water inlet (11), the bottom of the shell (1) is provided with a water outlet, and the water outlet is formed into a conical hole (12) with a small upper end and a large lower end; the water inlet and outlet integrated water purifier is characterized in that a baffle (13) positioned between the water inlet (11) and the water outlet is arranged in the shell (1), the front edge and the rear edge of the baffle (13) are respectively connected with the corresponding inner walls of the shell (1), and an open area (130) for water to flow from the space above the baffle (13) to the space below the baffle (13) is formed between the two ends of the baffle (13) and the inner walls of the shell (1).
2. The micro-nano bubble generation device according to claim 1, wherein: the baffle (13) is shaped into an arc structure with the middle part arched downwards, and the open area (130) is formed between the two ends of the baffle (13) and the inner top wall of the shell (1).
3. The micro-nano bubble generating device according to claim 2, wherein: and the middle part of the baffle (13) is provided with a water through hole (131) for water in the space above the baffle (13) to slowly flow into the space below the baffle (13).
4. The micro-nano bubble generation device according to claim 3, wherein: the number of the water through holes (131) is 1-3, and the aperture of the water through holes (131) is 1-2 mm.
5. The micro-nano bubble generation device according to claim 4, wherein: the number of the water passing holes (131) is 1, the water passing holes are located in the central position of the baffle (13), and the water inlet (11) is arranged corresponding to the water passing holes (131).
6. The micro-nano bubble generating device according to any one of claims 1 to 5, wherein: the upper port of the tapered hole (12) is located on the inner bottom wall of the shell (1), and the diameter of the upper port is 0.4-1.5 mm.
7. The micro-nano bubble generating device according to claim 6, wherein: the length of the taper hole (12) in the axial direction is 25-30 mm, and the diameter of the lower port of the taper hole (12) is 4-8 mm.
8. The micro-nano bubble generating device according to claim 6, wherein: the number of the conical holes (12) is 6-8 and the conical holes are arranged at the bottom of the shell (1) at intervals.
9. A cleaning machine with the micro-nano bubble generating device of any one of claims 1 to 8, comprising a box body (2) with a washing cavity, wherein a water inlet opening (21) is formed in the side wall of the box body (2), and the cleaning machine is characterized in that: the micro-nano bubble generating device is characterized in that the micro-nano bubble generating device is further included, a shell (1) of the micro-nano bubble generating device is arranged on the outer side of the box body (2), and a water outlet of the micro-nano bubble generating device is communicated with a water inlet opening (21) of the box body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813329.2A CN112439334B (en) | 2019-08-30 | 2019-08-30 | Micro-nano bubble generating device and cleaning machine applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813329.2A CN112439334B (en) | 2019-08-30 | 2019-08-30 | Micro-nano bubble generating device and cleaning machine applying same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112439334A true CN112439334A (en) | 2021-03-05 |
| CN112439334B CN112439334B (en) | 2022-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910813329.2A Active CN112439334B (en) | 2019-08-30 | 2019-08-30 | Micro-nano bubble generating device and cleaning machine applying same |
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| Country | Link |
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| CN (1) | CN112439334B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5770118A (en) * | 1995-11-22 | 1998-06-23 | Daewoo Electronics Co., Ltd. | Bubble generator for a washing machine |
| CN206853479U (en) * | 2017-06-26 | 2018-01-09 | 中国计量大学 | A kind of novel throttling hole of molten gas outgassing micro bubble generation device |
| CN108625105A (en) * | 2017-03-23 | 2018-10-09 | 东部大宇电子株式会社 | The method of the washings of washing machine, microfoam generator and supply comprising microfoam |
| CN109663516A (en) * | 2017-10-17 | 2019-04-23 | 无锡小天鹅股份有限公司 | Microbubble generates the circulatory system and device for clothing processing |
-
2019
- 2019-08-30 CN CN201910813329.2A patent/CN112439334B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5770118A (en) * | 1995-11-22 | 1998-06-23 | Daewoo Electronics Co., Ltd. | Bubble generator for a washing machine |
| CN108625105A (en) * | 2017-03-23 | 2018-10-09 | 东部大宇电子株式会社 | The method of the washings of washing machine, microfoam generator and supply comprising microfoam |
| CN206853479U (en) * | 2017-06-26 | 2018-01-09 | 中国计量大学 | A kind of novel throttling hole of molten gas outgassing micro bubble generation device |
| CN109663516A (en) * | 2017-10-17 | 2019-04-23 | 无锡小天鹅股份有限公司 | Microbubble generates the circulatory system and device for clothing processing |
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| Publication number | Publication date |
|---|---|
| CN112439334B (en) | 2022-09-02 |
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