Airflow atomization device

Abstract

The utility model provides an airflow atomizing device which comprises a fan and a connecting sleeve connected to an air outlet of the fan, an air outlet channel is arranged in the connecting sleeve, a spray head is arranged in the air outlet channel, and the spray head comprises an atomizing chamber; one end of the atomizing chamber is provided with an outlet, the other end of the atomizing chamber is provided with a liquid through hole, and the liquid through hole is connected with a liquid supply device through a liquid pipe; a plurality of air vents are formed in the circumferential direction of the atomizing chamber and communicate the air outlet channel with the interior of the atomizing chamber; air in the air outlet channel is blown into the atomizing chamber through the air vent and blown out of the outlet of the atomizing chamber, and a low-pressure area is formed in the side, close to the liquid through hole, in the atomizing chamber so that liquid in the liquid supply device can be self-sucked into the atomizing cavity through the liquid pipe. According to the automatic liquid supply device, the self-suction effect can be achieved, liquid can automatically enter the atomization cavity on the premise of not depending on a conveying pump, the automatic liquid supply effect is achieved, a liquid conveying pump does not need to be arranged, the structure is simple and small, and the complexity and maintenance cost of the whole structure are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of atomizing devices, in particular to an airflow atomizing device. Background Art

[0002] Liquid atomization technology is a method of dispersing liquid into tiny droplets through a special device. Liquid atomization technology is widely used in disinfection, cooling, dust removal and other fields, but the requirements for atomization technology are different in each application scenario.

[0003] Traditional liquid atomization devices usually actively transport the atomized liquid to the atomizing nozzle through a liquid delivery pump, and then the atomizing nozzle breaks up the liquid into tiny droplets and sprays the droplets to achieve a spray effect.

[0004] However, this type of liquid atomization device requires a liquid delivery pump, which has a relatively complex structure and high maintenance costs. In addition, traditional atomizing nozzles rely on micropores on them to achieve the effect of breaking up and atomizing the liquid. The aperture of the micropores is small and there is a problem of easy clogging during use. Summary of the Invention

[0005] The purpose of the utility model is to solve the deficiencies in the prior art and provide an air flow atomizing device.

[0006] The purpose of the utility model is achieved through the following technical solutions: an airflow atomizing device, comprising a fan and a connecting sleeve connected to the air outlet of the fan, an air outlet channel provided in the connecting sleeve, a nozzle provided in the air outlet channel, and an atomizing chamber; one end of the atomizing chamber is an outlet, and the other end of the atomizing chamber is provided with a liquid hole, and the liquid hole is connected to a liquid supply device through a liquid pipe; a plurality of vents are provided in the circumferential direction of the atomizing chamber, and the vents connect the air outlet channel with the interior of the atomizing chamber;

[0007] The air in the air outlet channel is blown into the atomizing chamber through the vent and blown out from the outlet of the atomizing chamber, and a low-pressure area is formed on the side of the atomizing chamber close to the liquid hole, so that the liquid in the liquid supply device is self-sucked into the atomizing chamber through the liquid pipe; the outlet diameter of the atomizing chamber is 8-11mm, the number of vents is 3-6, and the total area of the vents is 33.8mm 2 -63.6mm 2 .

[0008] As a preference, the wind pressure generated by the fan during operation is 10-16 kPa, and the air flow rate generated by the fan is 12-36 m 3 / h.

[0009] Preferably, the axial direction of the air outlet channel is parallel to the air outlet direction of the fan.

[0010] Preferably, the air outlet channel includes a transition channel section and a parallel channel section, one end of the transition channel section is connected to the air outlet of the fan, and the other end of the transition channel section is connected to the parallel channel section; the port diameter of the transition channel section close to one end of the fan is smaller than the port diameter of the other end; the nozzle is located in the parallel channel section.

[0011] Preferably, a flange is provided on the outer side of the atomization chamber, and the flange is connected to the end of the connecting sleeve away from the fan.

[0012] Preferably, the connecting sleeve is provided with a through hole for the liquid pipe to pass through.

[0013] Preferably, the end of the connecting sleeve connected to the air outlet of the fan is the connecting end, the connecting end is sleeved on the air outlet of the fan, and a sealing structure is provided between the connecting end and the air outlet.

[0014] Preferably, the vent is circular in shape.

[0015] Preferably, the fan is a vortex fan.

[0016] The beneficial effects of the present invention are as follows: the present invention can achieve a self-priming effect, allowing liquid to automatically enter the atomizing chamber without relying on a delivery pump, achieving an automatic liquid supply effect, thereby eliminating the need for a liquid delivery pump, resulting in a simple and compact structure, reducing overall structural complexity and maintenance costs. Furthermore, the present invention relies on the impact of the airflow to break up the liquid entering the atomizing chamber into countless fine droplets, resulting in a good atomization effect. The nozzle does not have a microporous structure, making it less susceptible to clogging during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural diagram of the present utility model.

[0018] Figure 2 Schematic diagram of the nozzle structure.

[0019] Figure 3 This is a schematic diagram of the air in the air outlet channel being blown into the atomization chamber through the vent.

[0020] In the figure: 1. Fan, 2. Connecting sleeve, 3. Liquid pipe, 4. Atomizing chamber, 5. Vent, 6. Liquid hole, 7. Through hole, 8. Air outlet channel, 9. Sealing ring, 10. Flange. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of the present invention.

[0022] like Figures 1 to 3 As shown, an air flow atomization device includes a fan 1 and a connecting sleeve 2 connected to the air outlet of the fan 1, an air outlet channel 8 is provided in the connecting sleeve 2, and a nozzle is provided in the air outlet channel 8. The nozzle includes an atomizing chamber 4; an outlet is provided at one end of the atomizing chamber 4, and a liquid hole 6 is provided at the other end of the atomizing chamber 4. The liquid hole 6 is connected to a liquid supply device through a liquid pipe 3; a plurality of vents 5 are provided in the circumferential direction of the atomizing chamber 4, and the vents 5 connect the air outlet channel 8 with the interior of the atomizing chamber 4;

[0023] The air in the air outlet channel 8 is blown into the atomizing chamber 4 through the vent 5 and blown out from the outlet of the atomizing chamber 4, and a low-pressure area is formed on the side of the atomizing chamber close to the liquid hole 6 so that the liquid in the liquid supply device is self-sucked into the atomizing chamber 4 through the liquid pipe 3.

[0024] The utility model is in the process of spraying, the blower 1 is turned on, the air in the air outlet channel 8 is blown into the atomizing chamber through the vent 5 and blown out from the outlet of the atomizing chamber, because the air is blown out from the outlet end of the atomizing chamber, a negative pressure zone is formed on the side of the atomizing chamber near the liquid hole 6, under the action of this negative pressure zone, the liquid in the liquid supply device can be automatically sucked into the atomizing chamber, the liquid sucked into the atomizing chamber will be broken up and decomposed into countless fine droplets under the impact of the air flow blown in from the vent 5, and the droplets are blown out from the outlet end of the atomizing chamber along with the air flow, thereby forming an atomizing effect. In the utility model, a self-priming effect can be achieved, and the liquid can be automatically entered into the atomizing chamber 4 without relying on the delivery pump, achieving an automatic liquid supply effect, thereby eliminating the need to set a liquid delivery pump, and having a simple and compact structure, which reduces the complexity and maintenance cost of the overall structure. In addition, in the utility model, the liquid entering the atomizing chamber 4 is broken up into countless fine droplets by the impact of the air flow, and the atomizing effect is good. The nozzle is not provided with a microporous structure, and is not easily blocked when used.

[0025] In some applications where precise control of the spray volume is required, a liquid supply pump with a metering function may be provided on the liquid pipe 3 to precisely supply liquid.

[0026] The diameter of the outlet of the atomizing chamber 4 is 8-11 mm, the number of the vents 5 is 3-6, and the total area of the vents 5 is 33.8 mm. 2 -63.6mm 2When working, the wind pressure generated by fan 1 is 10-16kPa, and the air flow rate generated by fan 1 is 12-36m 3 / h. The wind pressure range and air flow rate range of the fan 1 are the optimal ranges selected based on the total area of the vents and the outlet diameter of the atomizing chamber. Within the above wind pressure range and air flow rate range, the spray effect of the entire device is guaranteed while the noise of the air flow is effectively controlled.

[0027] The axial direction of the air outlet channel 8 is parallel to the air outlet direction of the fan 1. The air outlet channel 8 comprises a transition channel section and a parallel channel section. One end of the transition channel section is connected to the air outlet of the fan 1, and the other end of the transition channel section is connected to the parallel channel section. The port diameter of the transition channel section near the fan 1 end is smaller than the port diameter at the other end. The nozzle is located in the parallel channel section. In this embodiment, the inner wall of the transition channel section is a conical or arcuate surface.

[0028] A flange 10 is provided on the outside of the atomizing chamber 4, and the flange 10 is connected to the end of the connecting sleeve 2 away from the fan 1. The nozzle is fixed by the flange 10.

[0029] The connecting sleeve 2 is provided with a through hole 7 through which the liquid pipe 3 passes. One end of the liquid pipe 3 passes through the through hole 7 and is connected to the liquid through hole 6 on the atomizing chamber.

[0030] The end of the connecting sleeve 2 connected to the air outlet of the fan 1 is the connecting end. The connecting end is sleeved on the air outlet of the fan 1, and a sealing structure is provided between the connecting end and the air outlet. In this embodiment, the sealing structure is a sealing ring 9, which realizes a sealed connection between the connecting end and the air outlet of the fan 1.

[0031] The shape of the vent 5 can be selected according to actual needs. In the present invention, the shape of the vent 5 is circular.

[0032] The type of fan 1 can be selected according to actual needs. In this embodiment, the fan 1 is a vortex fan 1. The vortex fan 1 is compact and can reduce the volume of the entire air flow atomizing device, making it easier for operators to perform handheld operation.

[0033] The present invention is not limited to the above-mentioned optimal implementation mode. Anyone can derive other forms of products under the inspiration of the present invention. However, no matter what changes are made in the shape or structure, any technical solution that is the same or similar to that of the present application falls within the scope of protection of the present invention.

Claims

1. An air flow atomizing device, characterized in that: The device comprises a fan and a connecting sleeve connected to the air outlet of the fan, an air outlet channel is provided in the connecting sleeve, a nozzle is provided in the air outlet channel, and the nozzle includes an atomizing chamber; an outlet is provided at one end of the atomizing chamber, and a liquid hole is provided at the other end of the atomizing chamber, and the liquid hole is connected to the liquid supply device through a liquid pipe; a plurality of vents are provided in the circumferential direction of the atomizing chamber, and the vents connect the air outlet channel with the interior of the atomizing chamber; The air in the air outlet channel is blown into the atomizing chamber through the vent and blown out from the outlet of the atomizing chamber, and a low-pressure area is formed on the side of the atomizing chamber close to the liquid hole, so that the liquid in the liquid supply device is self-sucked into the atomizing chamber through the liquid pipe; the diameter of the outlet of the atomizing chamber is 8-11mm, the number of vents is 3-6, and the total area of the vents is 33.8mm 2 -63.6mm 2 .

2. The air flow atomizing device according to claim 1, characterized in that: The wind pressure generated by the fan during operation is 10-16kPa, and the air flow rate generated by the fan is 12-36m 3 / h.

3. The air flow atomizing device according to claim 1, characterized in that: The axial direction of the air outlet channel is parallel to the air outlet direction of the fan.

4. The air flow atomizing device according to claim 1, characterized in that: The air outlet channel includes a transition channel section and a parallel channel section, one end of the transition channel section is connected to the air outlet of the fan, and the other end of the transition channel section is connected to the parallel channel section; the port diameter of the transition channel section close to one end of the fan is smaller than the port diameter of the other end; the nozzle is located in the parallel channel section; the inner wall of the transition channel section is a conical surface or an arc surface.

5. An airflow atomizing device according to any one of claims 1 to 4, characterized in that: A flange is provided on the outer side of the atomizing chamber, and the flange is connected to an end of the connecting sleeve away from the fan.

6. An airflow atomizing device according to any one of claims 1 to 4, characterized in that: The connecting sleeve is provided with a through hole through which the liquid pipe can pass.

7. An airflow atomizing device according to any one of claims 1 to 4, characterized in that: One end of the connecting sleeve connected to the air outlet of the fan is the connecting end, the connecting end is sleeved on the air outlet of the fan, and a sealing structure is provided between the connecting end and the air outlet.

8. An air flow atomizing device according to any one of claims 1 to 4, characterized in that: The vent is circular in shape.

9. An airflow atomizing device according to any one of claims 1 to 4, characterized in that: The fan is a vortex fan.

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