CN218981964U - Atomizing nozzle and disinfection equipment - Google Patents

Abstract

The application belongs to the technical field of disinfection equipment, and particularly relates to an atomization nozzle and disinfection equipment. The application aims to solve the problem that the inner wall of a mixing chamber of an atomizer is easy to coagulate liquid solution. The atomizing nozzle and the sterilizing equipment are characterized in that the nozzle body is provided with a liquid channel, a gas channel and an atomizing groove, a liquid outlet of the liquid channel is positioned at the bottom of the atomizing groove, the gas channel is communicated with the atomizing groove, and a gas outlet of the gas channel is positioned at the periphery of the liquid outlet; the axis of the gas channel is obliquely arranged relative to the bottom of the tank, and the air outlet direction of the gas channel faces the notch of the atomizing tank; the gas channel is arranged eccentrically with respect to the centre of the tank bottom. Through the arrangement, after the high-speed high-pressure gas is blown out from the gas outlet, the high-speed high-pressure gas flows along the wall of the atomizing groove in a vortex shape to the axis of the atomizing groove, and the high-speed vortex-shaped gas flow fully atomizes the disinfection solution flowing out of the liquid outlet, so that the wall of the atomizing groove is not easy to condense the liquid solution.

Description

Atomizing nozzle and disinfection equipment

Technical Field

The embodiment of the application belongs to the technical field of disinfection equipment, and particularly relates to an atomization nozzle and disinfection equipment.

Background

The atomizing mode of the atomizing sterilizer comprises ultrasonic atomizing, compressed gas atomizing, high-pressure fan atomizing and the like, wherein the high-pressure fan atomizing mode adopts high-pressure vortex airflow to scatter sterilizing liquid into dry fog state, and the sterilizing liquid is uniformly diffused into a space by Brownian motion, so that a good sterilizing effect is achieved.

In the related art, the sterilizer comprises an atomizing nozzle, an air supply pipe and a liquid supply pipe, wherein the atomizing nozzle is provided with a liquid pipeline, a gas pipeline, a mixing chamber and a mist outlet, the liquid outlet of the liquid pipeline, the air outlet of the gas pipeline and the mist outlet are all communicated with the mixing chamber, the air supply pipe is communicated with the gas pipeline, and the liquid supply pipe is communicated with the liquid pipeline. The disinfection solution is conveyed to the liquid pipeline through the liquid supply pipe, and enters the mixing chamber from the liquid outlet of the liquid pipeline. The high-speed high-pressure gas is conveyed to the mixing chamber through the gas supply pipe and the gas pipeline, a high-speed vortex is formed at the liquid outlet of the liquid pipeline, the high-speed vortex breaks and atomizes the disinfection liquid at the liquid outlet into fine particles, and the atomized fine particles are discharged from the mist outlet so as to disinfect the space.

However, the inner wall of the mixing chamber is prone to condensing the liquid solution.

Disclosure of Invention

The primary objective of the embodiments of the present application is to provide an atomizer and a disinfection apparatus, so as to solve the problem that the inner wall of the mixing chamber of the atomizer is easy to coagulate liquid solution.

To achieve the above object, an embodiment of the present application provides an atomizer, including: the spray head comprises a spray head body, a spray head body and a spray head cover, wherein the spray head body is provided with a liquid channel, a gas channel and an atomization groove, a liquid outlet of the liquid channel is positioned at the bottom of the atomization groove, the gas channel is communicated with the atomization groove, and a gas outlet of the gas channel is arranged outside the liquid outlet in a surrounding manner; the axis of the gas channel is obliquely arranged relative to the bottom of the tank, and the air outlet direction of the gas channel faces the notch of the atomizing tank; the gas channel is arranged eccentrically with respect to the center of the tank bottom.

In the preferred technical scheme of the atomizing nozzle, the projection of the gas channel on the plane of the notch along the self extending direction is positioned in the edge of the notch.

In the preferred technical scheme of the atomization nozzle, the air outlet comprises a first part and a second part, the first part is positioned at the bottom of the tank, the second part is positioned at the wall of the atomization tank, and the first part is communicated with the second part.

In the above preferred technical solution of the atomizer, the plurality of gas channels are provided, the plurality of gas channels are equally spaced around the outer side of the periphery of the liquid outlet, and the plurality of gas channels are centrally symmetrical.

In the preferable technical scheme of the atomizing nozzle, the groove wall of the atomizing groove positioned at the edge of the notch is provided with a chamfer.

In the preferred technical scheme of the atomization nozzle, the liquid outlet is positioned in the center of the tank bottom.

In the preferred technical scheme of the atomization nozzle, the liquid channel comprises a first channel and a second channel which are communicated, the first channel is far away from the bottom of the tank than the second channel, and the inner diameter of the first channel is larger than that of the second channel.

In the preferred technical scheme of the atomizer, the liquid channel further comprises a third channel, the third channel is arranged at one end, close to the bottom of the tank, of the second channel, the third channel is communicated with the second channel, and the inner diameter of the third channel is gradually increased from one end, far away from the bottom of the tank, to one end, close to the bottom of the tank.

In the preferable technical scheme of the atomizing nozzle, the third channel is a rotation space.

The embodiment of the application also provides disinfection equipment, which comprises the atomization nozzle.

As can be appreciated by those skilled in the art, the disinfection apparatus of the embodiments of the present application includes an atomizer, the atomizer includes a nozzle body, the nozzle body has a liquid channel, a gas channel and an atomization tank, a liquid outlet of the liquid channel is located at a tank bottom of the atomization tank, the gas channel is communicated with the atomization tank, and a gas outlet of the gas channel is located at a periphery of the liquid outlet; the axis of the gas channel is obliquely arranged relative to the bottom of the tank, and the air outlet direction of the gas channel faces the notch of the atomizing tank; the gas channel is arranged eccentrically with respect to the center of the tank bottom. Through the arrangement, after the high-speed high-pressure gas is blown out from the gas outlet, the high-speed high-pressure gas flows to the atomizing tank obliquely relative to the tank bottom and flows to the axis of the atomizing tank in a vortex-like manner along the tank wall of the atomizing tank, the vortex-like gas flow flowing at high speed has strong shearing force and destructive power, and the strong shearing force and destructive power fully atomizes the disinfection solution flowing out of the liquid outlet so that the tank wall of the atomizing tank is not easy to condense liquid solution. Fine particles atomized by high-speed airflow in the atomizing tank are diffused into the space where the shell is located from the notch so as to disinfect the space where the shell is located.

Drawings

Preferred embodiments of the atomizer according to the examples of the present application are described below with reference to the accompanying drawings. The attached drawings are as follows:

FIG. 1 is a schematic view of an atomizer according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a second embodiment of an atomizer;

FIG. 3 is a front view of an atomizer of an embodiment of the present application;

FIG. 4 is a top view of an atomizer of an embodiment of the present application;

FIG. 5 is a bottom view of an atomizer of an embodiment of the present application;

FIG. 6 is a cross-sectional view taken along the direction A-A in FIG. 4;

fig. 7 is a sectional view taken along the direction B-B in fig. 3.

In the accompanying drawings:

100. an atomizing nozzle;

110. a spray head body;

111. a liquid channel;

1111. a first channel;

1112. a second channel;

1113. a third channel;

112. a gas channel;

113. an atomizing tank;

120. a stop ring.

Detailed Description

First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can adapt it as desired to suit a particular application.

Further, it should be noted that, in the description of the embodiments of the present application, terms such as directions or positional relationships indicated by the terms "inner", "outer", and the like are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or the member must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present application.

Furthermore, it should be noted that, in the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the embodiments of the present application will be understood by those skilled in the art according to the specific circumstances.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

In the related art, the sterilizer adopting the high-pressure fan atomizing mode comprises an atomizing spray head, an air supply pipe and a liquid supply pipe, wherein the atomizing spray head is provided with a liquid pipeline, a gas pipeline, a mixing chamber and a mist outlet, the liquid outlet of the liquid pipeline, the air outlet of the gas pipeline and the mist outlet are communicated with the mixing chamber, the air supply pipe is communicated with the gas pipeline, and the liquid supply pipe is communicated with the liquid pipeline. The disinfection solution is conveyed to the liquid pipeline through the liquid supply pipe, and enters the mixing chamber from the liquid outlet of the liquid pipeline. The high-speed high-pressure gas is conveyed to the mixing chamber through the gas supply pipe and the gas pipeline, a high-speed vortex is formed at the liquid outlet of the liquid pipeline, the high-speed vortex breaks and atomizes the disinfection liquid at the liquid outlet into fine particles, and the atomized fine particles are discharged from the mist outlet so as to disinfect the space.

However, the atomization of the sterilizing solution by the atomizer is insufficient, resulting in the inner wall of the mixing chamber being prone to condensation of the liquid solution.

The embodiment provides an atomizer and disinfection equipment, through making the axis of gas channel set up for tank bottom slope, and gas channel's direction of giving vent to anger towards the notch of atomizing groove, gas channel sets up for the central eccentric center of tank bottom to make high-speed high-pressure gas blow to the atomizing groove from gas channel after, form high-speed vortex in the atomizing groove, high-speed vortex makes the abundant atomizing of disinfection liquid, so that the cell wall of atomizing groove is difficult for condensing liquid solution.

The principles and features of embodiments of the present application are described below with reference to the drawings, the examples being provided for the purpose of illustrating the embodiments of the present application and not for the purpose of limiting the scope of the embodiments of the present application.

The disinfection equipment provided by the embodiment of the application can comprise a shell, a solution box, a delivery pump, a liquid supply pipe, a fan, an air supply pipe and an atomization spray nozzle 100, wherein the solution box, the delivery pump, the liquid supply pipe, the fan and the air supply pipe can be all arranged in the shell, the solution box is used for containing a disinfection solution, and the disinfection solution can be hydrogen peroxide solution with the concentration of 7.5%; the inlet of the delivery pump is communicated with the solution box, and the outlet of the delivery pump is communicated with the liquid supply pipe. The delivery pump delivers the sterilizing liquid in the solution cartridge into the liquid supply tube.

The air outlet of the fan is communicated with the air supply pipe, the air inlet of the fan can be communicated with the space where the shell is located, and after air in the space where the shell is located enters the fan from the air inlet, the fan accelerates and pressurizes the air, and high-speed high-pressure air flows to the air supply pipe from the air outlet.

Fig. 1 is a schematic structural view of an atomizer according to an embodiment of the present application, fig. 2 is a schematic structural view of an atomizer according to an embodiment of the present application, fig. 3 is a front view of the atomizer according to an embodiment of the present application, fig. 4 is a top view of the atomizer according to an embodiment of the present application, fig. 5 is a bottom view of the atomizer according to an embodiment of the present application, and fig. 6 is a cross-sectional view in A-A direction in fig. 4. As shown in fig. 1 to 6, the atomizer 100 includes an atomizer body 110, the atomizer body 110 has a liquid channel 111, a gas channel 112, and an atomizer tank 113, the atomizer tank 113 may be a cylindrical tank or a circular truncated cone tank, a liquid outlet of the liquid channel 111 is located at a bottom of the atomizer tank 113, and a liquid inlet end of the liquid channel 111 is communicated with a tail end of a liquid supply pipe.

The gas channel 112 is communicated with the atomizing tank 113, the gas outlet of the gas channel 112 is positioned at the periphery of the liquid outlet, the gas inlet of the gas channel 112 is communicated with the tail end of the gas supply pipe, and the working parameters of the fan are reasonably controlled so that the wind speed of the gas outlet is 30-80 m/s, and the air can easily form vortex-shaped air flow flowing at high speed after flowing from the gas outlet to the atomizing tank 113.

As shown in fig. 6, the axis of the gas passage 112 is inclined with respect to the groove bottom, and the gas outlet direction of the gas passage 112 is directed toward the notch of the atomizing groove 113.

Fig. 7 is a sectional view taken along the direction B-B in fig. 3, and as shown in fig. 4 and 7, the gas passage 112 is eccentrically disposed with respect to the center of the tank bottom so that high-speed high-pressure gas is blown out from the gas outlet, flows obliquely with respect to the tank bottom to the atomizing tank 113, and swirls along the wall of the atomizing tank 113 to the axis of the atomizing tank 113, and the swirls flowing at high speed have strong shearing force and breaking force which atomize the sterilizing solution flowing out from the liquid outlet sufficiently so that the wall of the atomizing tank 113 is not liable to condense the liquid solution. Fine particles atomized by the high-speed air flow in the atomizing tank 113 are diffused from the notch into the space where the housing is located, so as to sterilize the space where the housing is located.

The atomizer 100 in this embodiment includes an atomizer body 110, the atomizer body 110 has a liquid channel 111, a gas channel 112 and an atomizer tank 113, a liquid outlet of the liquid channel 111 is located at a tank bottom of the atomizer tank 113, the gas channel 112 is communicated with the atomizer tank 113, and a gas outlet of the gas channel 112 is located at a periphery of the liquid outlet; the axis of the gas channel 112 is inclined relative to the bottom of the tank, and the gas outlet direction of the gas channel 112 faces the notch of the atomizing tank 113; the center of the tank bottom is located outside the line where the orthographic projection of the axis of the gas channel 112 is located on the tank bottom. Through the arrangement, after the high-speed high-pressure gas is blown out from the gas outlet, the high-speed high-pressure gas flows to the atomizing tank 113 obliquely relative to the tank bottom and flows to the axis of the atomizing tank 113 in a vortex shape along the tank wall of the atomizing tank 113, the vortex-shaped gas flow flowing at high speed has strong shearing force and destructive power, and the disinfection solution flowing out of the liquid outlet is fully atomized by the strong shearing force and the destructive power, so that the tank wall of the atomizing tank 113 is not easy to condense liquid solution. Fine particles atomized by the high-speed air flow in the atomizing tank 113 are diffused from the notch into the space where the housing is located, so as to sterilize the space where the housing is located.

As shown in fig. 1-6, the atomizer 100 may further include a stop ring 120, where the stop ring 120 is sleeved on the atomizer body 110, the axis of the stop ring 120 is parallel to the axis of the atomizing tank 113, and the air inlet of the air channel 112 and the liquid inlet end of the liquid channel 111 are both located on the same side of the stop ring 120. The gas supply pipe can be sleeved on the nozzle body 110, the gas channel 112 is positioned in the gas supply pipe, and one end of the gas supply pipe in the extending direction is abutted against the stop ring 120 so as to seal the gas supply pipe and avoid gas leakage in the gas supply pipe; meanwhile, the stopper ring 120 can also prevent the air supply pipe from moving toward the notch of the atomizing groove 113 in the axial direction of the atomizing groove 113 with respect to the head body 110.

The liquid supply pipe can penetrate through the pipe wall of the gas supply pipe, part of the liquid supply pipe is positioned in the gas supply pipe, and the other part of the liquid supply pipe is positioned outside the gas supply pipe. The end of the liquid supply pipe located inside the gas supply pipe is communicated with the liquid passage 111, and the end of the liquid supply pipe located outside the gas supply pipe is communicated with the outlet of the delivery pump.

In some embodiments, as shown in fig. 6, the projection of the gas channel 112 onto the plane of the slot along its own extension is located within the edge of the slot to avoid high gas flow impinging on the walls of the atomizing slot 113 to further avoid condensation of the liquid solution by the walls of the atomizing slot 113.

In some embodiments of the present application, the depth of the atomizing tank 113 (i.e., the distance from the tank bottom to the slot opening of the atomizing tank 113) may be between 8 and 10mm, and, illustratively, the depth of the atomizing tank 113 may be 8mm, 8.5mm, 9mm, 9.5mm, or 10mm, etc., to avoid high velocity air flow impinging on the tank wall of the atomizing tank 113, thereby avoiding the tank wall of the atomizing tank 113 from condensing the liquid solution.

The air outlet may be located at the wall and/or the bottom of the atomizing tank 113, including three possible implementations, the air outlet is located at the wall of the atomizing tank 113, the air outlet is located at the bottom of the atomizing tank 113, and the air outlet is located at the wall and bottom of the atomizing tank 113.

In one implementation where the air outlet is located at the groove wall and the groove bottom of the atomizing groove 113, the air outlet located at the groove wall and the air outlet located at the groove bottom may not be communicated.

In another implementation manner that the air outlet is located at the groove wall and the groove bottom of the atomizing groove 113, the air outlet located at the groove wall and the air outlet located at the groove bottom may be communicated, specifically, the air outlet may include a first portion and a second portion, the first portion is located at the groove bottom of the atomizing groove 113, the second portion is located at the groove wall of the atomizing groove 113, and the first portion and the second portion are communicated. The high velocity air flow from the first portion may increase the amount of air flow in the atomizing tank 113 in a first direction, wherein the first direction is parallel to the tank bottom of the atomizing tank 113. The high-speed air flow from the second portion may increase the circumferential air flow in the atomizing tank 113 so that the high-speed air flow in the entire atomizing tank 113 increases, thereby improving the atomizing effect of the high-speed air flow on the sterilizing solution.

The plurality of gas passages 112 may be provided, the plurality of gas passages 112 are circumferentially arranged at equal intervals on the outer side of the liquid outlet, and the plurality of gas passages 112 are centrosymmetric, so that the rotation directions of high-speed air flows blown out from the plurality of gas passages 112 are uniform, and high-speed vortex flows are more easily formed.

In some embodiments, the groove wall of the atomizing groove 113 located at the edge of the groove opening has a chamfer, in the implementation mode that the atomizing groove 113 is a cylindrical groove, the groove wall of the atomizing groove 113 located at the edge of the groove opening has a chamfer, that is, in the cross section perpendicular to the groove bottom and passing through the center of the groove bottom, the groove wall of the atomizing groove 113 close to the groove opening is circular arc, the circle center corresponding to the circular arc is located at one side of the groove wall far away from the atomizing groove 113, fine particles atomized by high-speed airflow in the atomizing groove 113 are diffused from the groove opening into the space where the shell is located, and the circular arc-shaped groove wall enables the fine particles at the edge of the groove opening to be easier to diffuse into the environment where the shell is located.

In some embodiments, the liquid outlet may be located at the center of the tank bottom, the air outlet flows along the tank wall of the atomizing tank 113 in a vortex shape to the axis of the atomizing tank 113, and the center of the tank bottom is located on the moving path of the high-speed airflow flowing in a vortex shape, so that the disinfection solution flowing out from the liquid outlet may be sufficiently atomized by the high-speed airflow flowing in a vortex shape, so that the tank wall of the atomizing tank 113 is not easy to condense the liquid solution.

The liquid channel 111 may include a first channel 1111 and a second channel 1112, which are connected to each other, the first channel 1111 is further away from the bottom of the tank than the second channel 1112, and the inner diameter of the first channel 1111 is larger than that of the second channel 1112, so as to reduce the amount of the sterilizing solution flowing out from the liquid outlet in unit time, so that the sterilizing solution can be sufficiently atomized by the high-speed air flow, and the wall of the atomizing tank 113 is not easy to condense the liquid solution.

Further, the liquid channel 111 may further include a third channel 1113, where the third channel 1113 is disposed at an end of the second channel 1112 near the bottom of the tank, the third channel 1113 is communicated with the second channel 1112, and an inner diameter of the third channel 1113 is gradually increased from an end far away from the bottom of the tank to an end near the bottom of the tank, so as to increase a contact area between the liquid solution at the liquid outlet and the high-speed air flow, so that the high-speed air flow can fully atomize the disinfectant, and the tank wall of the atomizing tank 113 is not easy to condense the liquid solution.

The third channel 1113 may be a rotation space, and illustratively, the third channel 1113 may be a circular-table-shaped hole, and the wall of the circular-table-shaped hole is smooth, so that the sterilizing liquid can continuously flow from the end close to the second channel 1112 to the end close to the atomizing tank 113, thereby improving the atomizing efficiency of the atomizer 100.

In summary, the disinfection apparatus of the embodiment of the present application includes the atomization nozzle 100, the atomization nozzle 100 includes the nozzle body 110, the nozzle body 110 includes the liquid channel 111, the gas channel 112 and the atomization groove 113, the liquid outlet of the liquid channel 111 is located at the bottom of the atomization groove 113, the gas channel 112 is communicated with the atomization groove 113, and the gas outlet of the gas channel 112 is located at the periphery of the liquid outlet; the axis of the gas channel 112 is inclined relative to the bottom of the tank, and the gas outlet direction of the gas channel 112 faces the notch of the atomizing tank 113; the center of the tank bottom is located outside the line where the orthographic projection of the axis of the gas channel 112 is located on the tank bottom. Through the arrangement, after the high-speed high-pressure gas is blown out from the gas outlet, the high-speed high-pressure gas flows to the atomizing tank 113 obliquely relative to the tank bottom and flows to the axis of the atomizing tank 113 in a vortex shape along the tank wall of the atomizing tank 113, the vortex-shaped gas flow flowing at high speed has strong shearing force and destructive power, and the disinfection solution flowing out of the liquid outlet is fully atomized by the strong shearing force and the destructive power, so that the tank wall of the atomizing tank 113 is not easy to condense liquid solution. Fine particles atomized by the high-speed air flow in the atomizing tank 113 are diffused from the notch into the space where the housing is located, so as to sterilize the space where the housing is located.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. An atomizer head, comprising: the spray head comprises a spray head body, a spray head body and a spray head cover, wherein the spray head body is provided with a liquid channel, a gas channel and an atomization groove, a liquid outlet of the liquid channel is positioned at the bottom of the atomization groove, the gas channel is communicated with the atomization groove, and a gas outlet of the gas channel is positioned at the periphery of the liquid outlet;

the axis of the gas channel is obliquely arranged relative to the bottom of the tank, and the air outlet direction of the gas channel faces the notch of the atomizing tank; the gas channel is arranged eccentrically with respect to the center of the tank bottom.

2. The atomizer according to claim 1, wherein the projection of the gas channel in its own extension onto the plane of the slot is located within the slot edge.

3. The atomizer of claim 2 wherein said air outlet comprises a first portion and a second portion, said first portion being located at said sump bottom, said second portion being located at a sump wall of said atomizer sump, said first portion and said second portion being in communication.

4. The atomizing nozzle of claim 1, wherein the plurality of gas passages are provided, the plurality of gas passages are arranged at equal intervals on the circumferential outer side of the liquid outlet, and the plurality of gas passages are centrally symmetrical.

5. The atomizer of claim 1 wherein a wall of said atomizer groove at an edge of said slot has a chamfer.

6. The atomizer of any one of claims 1 to 5 wherein said liquid outlet is located at the center of said trough bottom.

7. The atomizer of claim 6 wherein said liquid passage comprises a first passage and a second passage in communication, said first passage being further from said tank bottom than said second passage, said first passage having an inner diameter greater than an inner diameter of said second passage.

8. The atomizer of claim 7 wherein said liquid passage further comprises a third passage disposed at an end of said second passage adjacent said trough bottom, said third passage communicating with said second passage, said third passage having an inner diameter that increases progressively from an end distal said trough bottom to an end proximal said trough bottom.

9. The atomizer of claim 8 wherein said third passageway is a space of revolution.

10. A disinfection apparatus, comprising: an atomizer head according to any one of claims 1 to 9.

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