CN-224221706-U - Ultrasonic atomizing nozzle

Abstract

The utility model discloses an ultrasonic atomizing nozzle which is applied to the technical field of atomizing nozzles and has the technical scheme that the ultrasonic atomizing nozzle is characterized in that a body base is used for connecting an ultrasonic generator and an atomizing head, an adjusting ring is connected with the body base and used for receiving energy transmitted by the body base to enable an atomizing medium to generate high-frequency vibration, the nozzle is positioned at the tail end position of liquid spraying, an outlet of the nozzle is opposite to a region where the adjusting ring generates the high-frequency vibration and is used for spraying liquid, the liquid is intersected with the high-frequency vibration generated by the adjusting ring to break the liquid into tiny fog drops, and the tiny fog drops are indirectly connected with a waste liquid rod through the body base.

Inventors

• WANG XIAOSHENG

Assignees

• 上海华榉机电科技有限公司

Dates

Publication Date

20260512

Application Date

20250506

Claims (7)

1. 1. An ultrasonic atomizing nozzle, comprising: The body base (1) is used for connecting the ultrasonic generator and the atomizing head; The adjusting ring (2) is connected with the body base (1) and is used for receiving energy transmitted by the body base (1) so as to enable the atomizing medium to generate high-frequency vibration; The nozzle (3) is positioned at the tail end of liquid ejection, the outlet of the nozzle is opposite to the area where the adjusting ring (2) generates high-frequency vibration, and the nozzle is used for ejecting the liquid, so that the liquid is intersected with the high-frequency vibration generated by the adjusting ring (2), the liquid is broken into tiny fog drops, and the tiny fog drops are indirectly connected with the waste liquid rod through the body base (1).
2. 2. An ultrasonic atomizing nozzle as set forth in claim 1 wherein said ultrasonic atomizing nozzle generates ultrasonic waves based on the flow characteristics of air at supercritical pressure to effect atomization of liquid, the air being ejected at supercritical pressure ratio to form periodic density fluctuation jets to cause relaxation oscillation of the air, the oscillation being in the ultrasonic range, whereby the generated ultrasonic waves are used for atomization of liquid.
3. 3. An ultrasonic atomizing nozzle according to claim 2, wherein the ultrasonic atomizing nozzle is provided with a Hartmann ultrasonic generator having an opening in a ring shape and opposed to the circular gas outlet, and the gas for atomization is ejected from the circular gas outlet at a high speed to generate strong turbulence for preliminary atomization of the liquid, and the ultrasonic wave generated by the Hartmann ultrasonic generator acts on the preliminarily atomized liquid droplets to further break up the liquid droplets by high-frequency oscillation.
4. 4. An ultrasonic atomizing nozzle according to claim 1, characterized in that the body base (1) is detachably connected with the ultrasonic generator and the atomizing head, and the connecting structure is one of threaded connection, clamping connection or plug connection.
5. 5. An ultrasonic atomizing nozzle according to claim 1, characterized in that the material of the adjusting ring (2) is 310S or hastelloy.
6. 6. An ultrasonic atomizing nozzle according to claim 1, characterized in that the ultrasonic atomizing nozzle further comprises a sealing structure arranged between the body base (1), the adjusting ring (2) and the nozzle (3), the sealing structure being one of a rubber sealing ring, a sealant or a metal gasket.
7. 7. An ultrasonic atomizing nozzle according to claim 1, characterized in that it further comprises flow rate adjusting means provided at the liquid inlet of the nozzle (3) for adjusting the flow rate of the liquid without affecting the uniformity of the atomized particles.

Description

Ultrasonic atomizing nozzle Technical Field The utility model relates to the technical field of atomizing nozzles, in particular to an ultrasonic atomizing nozzle. Background Along with the acceleration of the industrialization process, the production of waste gas and waste liquid is increased, various negative effects are caused on the environment, ecological balance and sustainable development of human beings are seriously threatened, heavy metals (such as mercury, cadmium, lead, chromium and the like), organic pollutants (such as phenols, cyanide, polycyclic aromatic hydrocarbon and the like), acid-base substances and a large amount of pollutants such as Chemical Oxygen Demand (COD), biochemical Oxygen Demand (BOD) and the like are often contained in industrial waste liquid, the whole ecological system is seriously damaged by the discharge of the waste gas and waste liquid, and in order to treat the industrial waste liquid, the waste liquid is generally atomized and then burnt, so that harmful pollutants in the waste liquid are removed, and in the process of treating the waste gas and waste liquid, the nozzle is used as a key component, and the performance of the nozzle directly influences the treatment effect. In the prior art, a commonly used nozzle is an internal mixing type nozzle, high pressure is applied to liquid fuel through an oil pump, the liquid fuel is sprayed out through a small hole of the nozzle, high-speed air flow is utilized to blow the liquid fuel into mist by utilizing pressure difference, but on one hand, the internal mixing type nozzle has higher pressure requirement on the oil pump, a special high-pressure oil pump is required to be equipped, equipment cost and energy consumption are increased, atomization effect fluctuation can be caused when the pressure of the oil pump is unstable, combustion stability is influenced, after long-term use, small holes of the nozzle are easily blocked by impurities in the fuel, periodic cleaning and maintenance are required, or atomization quality is reduced, even the nozzle is damaged, on the other hand, a large amount of compressed air is required to be consumed by the internal mixing type nozzle, so that operation cost is increased, if the compressed air contains moisture or impurities, atomization effect can be influenced, and therefore, the existing nozzle technology cannot meet the requirements of environment-friendly equipment on efficient, stable and low-cost atomization, and a novel atomization nozzle is needed to solve the problems. Disclosure of utility model The utility model aims to provide an ultrasonic atomizing nozzle which has the advantages of simple structure and good atomizing effect. The technical aim of the utility model is achieved by the following technical scheme that the ultrasonic atomizing nozzle comprises: The body base is used for connecting the ultrasonic generator and the atomizing head; The adjusting ring is connected with the body base and is used for receiving energy transmitted by the body base so as to enable the atomizing medium to generate high-frequency vibration; the nozzle is positioned at the tail end of the liquid spraying, the outlet of the nozzle is opposite to the area where the adjusting ring generates high-frequency vibration, and the nozzle is used for spraying the liquid, so that the liquid is intersected with the high-frequency vibration generated by the adjusting ring, the liquid is broken into tiny fog drops, and the tiny fog drops are indirectly connected with the waste liquid rod through the body base. The utility model is further arranged that the ultrasonic atomizing nozzle generates ultrasonic waves based on the flow characteristics of air under supercritical pressure to realize liquid atomization, the air is ejected at supercritical pressure ratio to form periodic density fluctuation jet flow so as to enable the air to generate relaxation oscillation, the oscillation is in an ultrasonic range, and the generated ultrasonic waves are used for liquid atomization. The utility model further provides that the ultrasonic atomizing nozzle is provided with the Hartmann ultrasonic generator, the opening of the ultrasonic atomizing nozzle is annular and is opposite to the circular gas outlet, atomized gas is sprayed out from the circular gas outlet at a high speed to generate strong turbulence to perform preliminary atomization on liquid, and meanwhile, ultrasonic waves generated by the Hartmann ultrasonic generator act on liquid drops after preliminary atomization to further break the liquid drops through high-frequency oscillation. The utility model further provides that the body base is detachably connected with the ultrasonic generator and the atomizing head, and the connecting structure is one of threaded connection, clamping connection or plug-in connection. The utility model further provides that the material of the adjusting ring is 310S or hastelloy. The ultrasonic atomizing nozzle is furthe