A handheld nebulizer with replaceable ultrasonic atomizer sheet

Abstract

The invention discloses a handheld atomizer with a replaceable ultrasonic atomizer sheet, comprising an atomizer body and an atomizer assembly, wherein the atomizer assembly comprises a medicine liquid cup, an ultrasonic atomizer sheet and a spray pipe, the medicine liquid cup is clamped on the atomizer body, the medicine liquid cup is provided with a cavity and a groove, the groove is communicated with the cavity, a first through hole and a first sealing ring are provided at the bottom of the groove, the ultrasonic atomizer sheet is placed in the groove, a first ejector pin for connecting to a power supply is provided on the ultrasonic atomizer sheet, the first ejector pin passes through the first through hole and extends to the outside, two corresponding card blocks are provided on the inner edge of the top of the groove, a circular card groove is provided at one end of the spray pipe, notches corresponding to the number of the card blocks are provided on the circular card groove, and the card blocks are placed in the circular card groove through the notches; beneficial effects: the spray pipe can be disassembled through the card block in the groove, the circular card groove and the notch of the spray pipe, so that the ultrasonic atomizer sheet can be conveniently taken out, the use cost is saved, and the service life of the atomizer is increased.

Description

Technical Field

[0001] The invention relates to the technical field of atomizers, in particular to a handheld atomizer with a replaceable ultrasonic atomizer sheet. Background Art

[0002] A nebulizer is a device that atomizes liquid. There are many types of nebulizers. According to different uses, they can be divided into air humidifiers, medical nebulizers and smoke oil nebulizers. Medical nebulizers are mainly used to treat respiratory diseases, such as coughs, asthma, bronchitis and other diseases. Nebulization inhalation therapy is an important and effective treatment method for respiratory diseases. The existing nebulizers are large in size and cannot be carried or held in hand, resulting in a small scope of application of the nebulizer. In addition, the atomizer assembly cannot be replaced. After the atomizer assembly is damaged, the atomizer assembly can only be discarded as a whole, and it cannot be repaired, resulting in a waste of resources and high cost of use. In addition, the upper cover of the atomizer assembly of the existing nebulizer is uneven, unsightly, and not easy to manufacture and manufacture, and is not easy to clean. In addition, the ultrasonic atomizer sheet has a service life. When it is used for a long time, it may cause the through hole to be blocked, and the concentration of the atomized liquid will also become lower. In this way, only one atomizer assembly can be replaced, which increases the user's cost of use. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a handheld nebulizer with a replaceable ultrasonic atomization sheet.

[0004] In order to achieve the above object, the present invention adopts the following technical solution:

[0005] A handheld atomizer with a replaceable ultrasonic atomizer sheet, characterized in that it comprises an atomizer body and an atomizer assembly, the atomizer assembly comprising a liquid medicine cup, an ultrasonic atomizer sheet and a spray pipe, the liquid medicine cup is clamped on the atomizer body, a cavity and a groove are arranged in the liquid medicine cup, the groove is communicated with the cavity, a first through hole and a first sealing ring are arranged at the bottom of the groove, the ultrasonic atomizer sheet is placed in the groove, a first ejector pin for connecting to a power supply is arranged on the ultrasonic atomizer sheet, the first ejector pin passes through the first through hole and extends to the outside, two corresponding card blocks are arranged on the inner edge of the top of the groove, a circular card slot is arranged at one end of the spray pipe, a notch corresponding to the number of the card blocks is arranged on the circular card slot, the card block is placed in the circular card slot through the notch, a PCB board, a battery compartment and a second ejector pin are arranged in the atomizer body, one end of the second ejector pin and the battery compartment are electrically connected to the PCB board, a cover plate is arranged at the bottom of the battery compartment, and the other end of the second ejector pin passes through the atomizer body and conflicts with the first ejector pin.

[0006] Preferably, the medicine liquid cup is provided with a medicine liquid cup cover, and the medicine liquid cup cover is installed on the medicine liquid cup through a rotating shaft. The medicine liquid cup cover is provided with a buckle and a second sealing ring, and the buckle is installed on the medicine liquid cup cover through a rotating shaft. The medicine liquid cup is provided with a boss, and the buckle is snapped onto the boss on the medicine liquid cup.

[0007] Preferably, a first button and a power supply interface are also provided on the atomizer body, and both the first button and the power supply interface are electrically connected to the PCB board.

[0008] Preferably, the medicine liquid cup is provided with a first buckle, the nebulizer body is provided with a fixing plate, a clamping piece, a first spring, a second spring and a second button, a second buckle is provided at one end of the clamping piece, the second buckle passes through the nebulizer body and is buckled with the first buckle, the other end of the clamping piece is connected to the fixing plate through the first spring, a first slope is provided on the clamping piece, a second slope is provided on the second button, the first slope conflicts with the second slope, the second button is connected to the fixing plate through the second spring, a second through hole is provided on the fixing plate, a limiting column is provided on the second button, and the limiting column is placed in the second through hole.

[0009] By adopting the above scheme, the beneficial effects of the present invention are:

[0010] The present invention designs a handheld atomizer with a replaceable ultrasonic atomizer sheet. The spray tube can be disassembled by means of a card block in a groove and a circular card slot and a notch on the spray tube, so that the ultrasonic atomizer sheet can be taken out conveniently. If there is a problem with the ultrasonic atomizer sheet, only the ultrasonic atomizer sheet needs to be replaced, and the entire atomizer assembly does not need to be replaced, thereby saving the use cost and prolonging the service life of the atomizer. Through the first through hole, the first ejector pin can be extended out of the medicine liquid cup to collide with the second ejector pin to provide power for the ultrasonic atomizer sheet. Through the rotating shaft, the buckle handle and the boss, the atomizer can be freely moved when it is held in the hand. The medicine cup cover will not be easily opened even if it is shaken; the second sealing ring is provided, the cavity will have a good seal, and the medicine liquid in the cavity will not leak out at will; the handheld atomizer can be turned on or off by the first button, and the atomizer can not only be powered by the battery, but also can be directly powered by the power supply interface when the battery in the battery compartment has no power; the medicine cup and the atomizer body are clamped together by the provided clamping structure, which is convenient for assembling and disassembling the atomizer component and saves the time for disassembly or assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the present invention;

[0012] Figure 2 It is a structural schematic diagram of another angle of the present invention;

[0013] Figure 3 is a cross-sectional schematic diagram of the present invention;

[0014] Figure 4 It is a schematic diagram of the clamping structure between the atomizer body and the medicine liquid cup of the present invention;

[0015] Figure 5 It is a structural schematic diagram of another angle of the atomizer body and the medicine liquid cup of the present invention being clamped together;

[0016] Figure 6 It is a structural schematic diagram of the atomizer body of the present invention;

[0017] Figure 7 is a schematic structural diagram of an atomizer assembly of the present invention;

[0018] Figure 8 It is a schematic diagram of the structure in the groove of the present invention;

[0019] Fig. 9 is an exploded view of the atomizer assembly of the present invention.

[0020] The accompanying drawings in the above description indicate:

[0021] 1. Atomizer body, 11. PCB board, 12. Battery compartment, 121. Cover plate, 13. Second ejector pin, 14. First button, 15. Power supply interface, 16. Fixing plate, 161. Second through hole,

[0022] 17. Snap-on member, 171. Second snap-on, 172. First slope, 18. First spring,

[0023] 19. second spring, 100. second button, 101. second slope, 102. limiting column,

[0024] 2. atomizer assembly, 21. liquid medicine cup, 211. cavity, 212. groove, 2121. first through hole, 2122. first sealing ring, 2123. block, 213. boss, 214. first buckle,

[0025] 22. Ultrasonic atomizing sheet, 221. First ejector pin, 23. Spray tube, 231. Card slot, 232. Notch,

[0026] 24. medicine liquid cup cover, 241. buckle, 242. second sealing ring, 3. rotating shaft. DETAILED DESCRIPTION

[0027] The embodiments of the present invention are described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways as defined and covered by the claims.

[0028] like Figures 1 to 9 As shown, a handheld nebulizer with a replaceable ultrasonic atomizer sheet comprises a nebulizer body 1 and a nebulizer assembly 2, wherein the nebulizer assembly 2 comprises a medicine liquid cup 21, an ultrasonic atomizer sheet 22 and a spray tube 23, wherein the medicine liquid cup 21 is snap-connected to the nebulizer body 1, wherein a cavity 211 and a groove 212 are arranged in the medicine liquid cup 21, wherein the groove 212 is communicated with the cavity 211, wherein a first through hole 2121 and a first sealing ring 2122 are arranged at the bottom of the groove 212, wherein the ultrasonic atomizer sheet 22 is placed in the groove 212, wherein a first ejector pin 221 for connecting to a power source is arranged on the ultrasonic atomizer sheet 22, wherein the first ejector pin 221 passes through the first through hole 2121 and extends To the outside, two corresponding blocks 2123 are provided at the inner edge of the top of the groove 212, a circular slot 231 is provided at one end of the spray tube 23, and notches 232 corresponding to the number of the blocks 2123 are provided on the circular slot 231. The block 2123 is placed in the circular slot 231 through the notch 232. A PCB board 11, a battery compartment 12, and a second ejector pin 13 are provided in the atomizer body 1. One end of the second ejector pin 13 and the battery compartment 12 are electrically connected to the PCB board 11. A cover plate 121 is provided at the bottom of the battery compartment 12. The other end of the second ejector pin 13 passes through the atomizer body 1 and conflicts with the first ejector pin 221.

[0029] In a preferred embodiment of the present invention, the liquid medicine cup 21 is clamped on the nebulizer body 1, the ultrasonic atomizer sheet 22 is placed in the groove 212, the first ejector pin 221 on the ultrasonic atomizer sheet 22 is placed in the first through hole 2121, and conflicts with the second ejector pin 13, and the ultrasonic atomizer sheet 22 is provided with power, and the notch 232 on the circular card groove 231 on the spray tube 23 is aligned with the card block 2123 on the groove 212, and rotated 90 degrees. At this time, the spray tube 23 will be ultrasonic The atomizer sheet 2 2 is located in the groove 212. If the ultrasonic atomizer sheet 22 needs to be taken out, it is only necessary to rotate the spray tube 23 by 90° and remove the spray tube 23 to take out the ultrasonic atomizer sheet 22. In this way, it is very convenient to replace the ultrasonic atomizer sheet 22 and clean the inside of the groove 212 and the ultrasonic atomizer sheet 22. If there is a problem with the ultrasonic atomizer sheet 22, it is only necessary to replace the ultrasonic atomizer sheet 22 without replacing the entire atomizer assembly 2, thereby saving the use cost and increasing the service life of the atomizer.

[0030] In a preferred embodiment of the present invention, a medicine liquid cup cover 24 is provided on the medicine liquid cup 21, and the medicine liquid cup cover 24 is installed on the medicine liquid cup 21 through the rotating shaft 3. A buckle 241 and a second sealing ring 242 are provided on the medicine liquid cup cover 24, and the buckle 241 is installed on the medicine liquid cup cover 24 through the rotating shaft 3. A boss 213 is provided on the medicine liquid cup 21, and the buckle 241 is snapped on the boss 213 on the medicine liquid cup 21. When the buckle 241 is snapped on the boss 213, it is necessary to manually open the buckle 241 snapped on the boss 213 to open the medicine liquid cup cover 21. With this design, when the nebulizer is held in the hand, it can be shaken at will, and the medicine liquid cup cover 21 will not be easily opened. In addition, the second sealing ring 242 is provided, which will make the cavity 211 have a good sealing performance, and the medicine liquid in the cavity 211 will not leak out at will.

[0031] In a preferred embodiment of the present invention, a first button 14 and a power supply interface 15 are also provided on the atomizer body 1. The first button 14 and the power supply interface 15 are both electrically connected to the PCB board 11. The handheld atomizer can be turned on or off by the first button 14. The atomizer can be powered not only by a battery, but also directly powered by the power supply interface 15.

[0032] In a preferred embodiment of the present invention, a first buckle 214 is provided on the medicine liquid cup 21, and the nebulizer body 1 is provided with a fixing plate 16, a clamping piece 17, a first spring 18, a second spring 19 and a second button 100. A second buckle 171 is provided at one end of the clamping piece 17, and the second buckle 171 passes through the nebulizer body 1 and is buckled with the first buckle 214. The other end of the clamping piece 17 is connected to the fixing plate 16 through the first spring 18. A first slope 172 is provided on the clamping piece 17, and a second slope 101 is provided on the second button 100. The first slope 172 conflicts with the second slope 101. The second button 100 is connected to the fixing plate 16 through the second spring 19. A second through hole 161 is provided on the fixing plate 16. A limiting column 102 is provided on the second button 100, and the limiting column 102 is placed in the second through hole 161. The medicine liquid cup 21 is directly clamped on the nebulizer body 1 by pressing with a finger. The second clip 171 is connected to the first clip 214, and the second button 100 is pressed. The second button 100 squeezes the second spring 19, and the second slope 101 conflicts with the first slope 172. The limiting column 102 moves in the second through hole 161, so that the clamping member 17 moves downward and squeezes the first spring 18 and drives the second clip 171 to move downward and enter the inside of the nebulizer body 1. The second clip 171 is disengaged from the first clip 214. At this time, the medicine liquid cup 21 can be separated from the nebulizer body 1. When the second button 100 is released, the clamping member 17, the first spring 18, the second spring 19 and the second clip 171 are reset, and the second clip 171 extends out of the nebulizer body 1 again. The second slope 101 no longer conflicts with the first slope 172, and the limiting column 102 returns to its initial position in the second through hole 161, which facilitates the assembly and disassembly of the nebulizer assembly 2 and saves the time for disassembly or assembly.

[0033] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A handheld nebulizer with a replaceable ultrasonic atomizer sheet, characterized in that: The invention comprises an atomizer body and an atomizer assembly, wherein the atomizer assembly comprises a medicine cup, an ultrasonic atomizer sheet and a spray pipe, wherein the medicine cup is clamped on the atomizer body, wherein a cavity and a groove are arranged in the medicine cup, wherein the groove is communicated with the cavity, wherein a first through hole and a first sealing ring are arranged at the bottom of the groove, wherein the ultrasonic atomizer sheet is placed in the groove, wherein a first ejector pin for connecting to a power source is arranged on the ultrasonic atomizer sheet, wherein the first ejector pin passes through the first through hole and extends to the outside, wherein two corresponding card blocks are arranged at the inner edge of the top of the groove, wherein a circular card slot is arranged at one end of the spray pipe, wherein notches corresponding to the number of the card blocks are arranged on the circular card slot, wherein the card block is arranged in the circular card slot through the notch, wherein a PCB board, a battery compartment and a second ejector pin are arranged in the atomizer body, wherein one end of the second ejector pin and the battery compartment are both electrically connected to the PCB board, wherein a cover plate is arranged at the bottom of the battery compartment, and the other end of the second ejector pin passes through the atomizer body and conflicts with the first ejector pin; The medicine liquid cup is provided with a medicine liquid cup cover, the medicine liquid cup cover is mounted on the medicine liquid cup via a rotating shaft, a buckle hand and a second sealing ring are provided on the medicine liquid cup cover, the buckle hand is mounted on the medicine liquid cup cover via a rotating shaft, a boss is provided on the medicine liquid cup, and the buckle hand is snapped on the boss on the medicine liquid cup; The medicine cup is provided with a first buckle, the nebulizer body is provided with a fixing plate, a clamping piece, a first spring, a second spring and a second button, one end of the clamping piece is provided with a second buckle, the second buckle passes through the nebulizer body and is buckled with the first buckle, the other end of the clamping piece is connected to the fixing plate through the first spring, the clamping piece is provided with a first slope, the second button is provided with a second slope, the first slope conflicts with the second slope, the second button is connected to the fixing plate through the second spring, the fixing plate is provided with a second through hole, the second button is provided with a limiting column, and the limiting column is placed in the second through hole.

2. A handheld nebulizer with a replaceable ultrasonic atomizing sheet as claimed in claim 1, characterized in that: The atomizer body is also provided with a first button and a power supply interface, and the first button and the power supply interface are both electrically connected to the PCB board.

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