Anti-dry-burning micro-mesh atomizer

Abstract

This utility model discloses an anti-dry-burning micro-mesh nebulizer. The atomizing plate is installed on the front wall of the head mounting shell. The front wall of the head mounting shell is sealed to the outer side of the liquid output hole and the rear wall of the atomizing plate is sealed to the outer side of the atomizing area. The rear wall of the rear pressure cap is sealed to the outer side of the pressure cap through hole and the front wall of the atomizing plate is sealed to the outer side of the atomizing area. The rear pressure cap is fixedly installed on the front of the head mounting shell. The handle connector is inserted into the handle mounting cavity, and the lower part of the handle connector is fixedly installed on the top of the handle. The other ends of the two electrode pins are sequentially inserted through the rear electrode pin hole and the front electrode pin hole, respectively, and electrically connected to the two poles of the atomizing plate. The other end of the dry-burning detection needle is horizontally inserted through the rear detection pin hole and sealed before being inserted through the front detection pin hole. This utility model detects the liquid level through the dry-burning detection needle. When the liquid level is lower than the dry-burning detection needle, the atomizing plate can be shut off in time to prevent dry burning.

Description

Technical Field

[0001] This utility model relates to the field of atomizers, and in particular to a micro-mesh atomizer designed to prevent dry burning. Background Technology

[0002] Atomizers generate high-frequency vibrations by energizing the piezoelectric ceramic plates of the atomizing plate, thereby atomizing the liquid medicine on the atomizing plate and outputting it through the micro-mesh on the atomizing plate. However, if the atomizing plate continues to work after the liquid medicine in the liquid tank has been used up, dry burning may occur, which can easily lead to damage to the electrical components. Utility Model Content

[0003] The purpose of this invention is to provide a micro-mesh atomizer to prevent dry burning, thereby solving the above-mentioned technical problems.

[0004] To achieve the above objectives, the technical solution of this utility model is as follows: A dry-burning-proof micro-mesh atomizer is provided, comprising a head mounting shell, an atomizing plate assembly, a fixed end cap, a handle connector, a handle, two electrode pins, and a dry-burning detection pin. The top of the head mounting shell has a basin-shaped liquid storage tank. The bottom of the liquid storage tank slopes from back to front. The front end of the bottom wall of the liquid storage tank is recessed downwards to form a liquid output tank. The front part of the bottom wall of the liquid output tank is recessed downwards to form a dry-burning-proof detection tank. A front detection pin hole is provided on the rear wall of the dry-burning-proof detection tank. A liquid output hole communicating with the liquid output tank is provided on the front side wall of the head mounting shell. A handle mounting cavity penetrating the lower and rear parts of the head mounting shell is provided in the lower rear part of the head mounting shell. An annular mounting cover protrudes forward from the front side wall of the head mounting shell. The mounting cover and the front wall of the head mounting shell form a... The atomizing plate assembly is installed in a cavity. Two front electrode pinholes are provided between the handle mounting cavity and the atomizing plate assembly mounting cavity. The two front electrode pinholes are located to the lower left and lower right of the front detection pinhole, respectively. The handle mounting cavity forms an insertion platform corresponding to the shape of the liquid output slot and the anti-dry-burn detection slot at the locations corresponding to them. The atomizing plate assembly includes an atomizing plate, the middle of which has a microporous atomizing area. The atomizing plate is mounted on the front wall of the head mounting shell. The front wall of the head mounting shell is sealed to the outer side of the liquid output port, and the rear wall of the atomizing plate is sealed to the outer side of the atomizing area. The fixed end cap includes an annular output head and a rear pressure cap. The rear end of the output head is fixedly connected to the front wall of the rear pressure cap. The rear pressure cap has a pressure cap through hole at the center of the output head. The rear wall of the rear pressure cap is in sealed contact with the front wall of the atomizing plate at the outer side of the atomizing area at the outer side of the pressure cap through hole. The rear pressure cap is fixedly installed on the front of the head mounting shell. The upper part of the front wall of the handle connector has a mating notch that matches the shape and size of the mating platform. The handle connector is inserted into the handle mounting cavity, and the mating platform is inserted into the mating notch. The rear wall of the mating notch has a rear detection notch at the front detection pinhole. The handle body connector has a rear electrode pinhole located on the front wall opposite the front electrode pinhole. A control circuit board is installed inside the handle body, and a wiring through hole is provided at the top of the handle body. The lower part of the handle body connector is fixedly installed at the top of the handle body. One end of each of the two electrode pins is electrically connected to the control circuit board, and the other ends of the two electrode pins are respectively inserted through the rear electrode pinhole and the front electrode pinhole and electrically connected to the two poles of the atomizing plate. One end of the dry burning detection needle is electrically connected to the control circuit board, and the other end of the dry burning detection needle is horizontally inserted through the rear detection pinhole and sealed through the front detection pinhole.

[0005] Preferably, the bottom wall of the anti-dry-burning detection groove is curved downwards in an arc shape.

[0006] Preferably, the distance between the dry burning detection needle and the bottom end of the anti-dry burning detection groove is 1 mm to 2 mm.

[0007] Preferably, the handle connector includes a front connector shell and a rear connector shell, the rear end of the front connector shell and the front end of the rear connector shell are interlocked, and the interlocking notch, the rear detection pin hole and the rear electrode pin hole are all disposed on the front wall of the front connector shell.

[0008] Preferably, the left and right outer side walls of the rear connector shell are respectively provided with positioning inserts, and the left and right inner side walls of the handle mounting cavity are respectively provided with positioning slots, and the positioning inserts are inserted into the corresponding positioning slots.

[0009] Preferably, the top wall of the rear connector shell is provided with a top locking block, and the top wall of the handle mounting cavity is provided with a corresponding top locking notch, and the top locking block is locked in the top locking notch.

[0010] Preferably, the top of the handle is provided with a mounting top cover, the wiring through hole is opened on the mounting top cover, the mounting top cover is also provided with at least two mating holes, and the bottom of the handle connector is provided with a mating post protruding downwards from the mating hole, the mating post being inserted into the corresponding mating hole.

[0011] Preferably, the control circuit board is provided with a button and a display screen, and the handle is provided with a corresponding button mounting hole and a display screen mounting hole. The button extends out from the button mounting hole, and the display screen extends out from the display screen mounting hole.

[0012] Preferably, the control circuit board is also provided with a timed trigger button. When the timed trigger button is pressed, the control circuit continuously activates the atomizing plate, so that the atomizing plate continuously outputs mist for a specified time.

[0013] Compared with the prior art, the atomizing plate assembly and fixed end cap of this utility model can be flexibly installed and disassembled, allowing the atomizing plate to be replaced flexibly and saving replacement costs.

[0014] The present invention will become clearer from the following description and in conjunction with the accompanying drawings, which are used to explain the embodiments of the present invention. Attached Figure Description

[0015] Figure 1 This is a structural diagram of the present invention from one angle;

[0016] Figure 2 for Figure 1 Exploded view;

[0017] Figure 3 This is a partial exploded view of the present invention;

[0018] Figure 4 This is a structural diagram of the present invention from another angle;

[0019] Figure 5 for Figure 4 A partial exploded view;

[0020] Figure 6 This is a structural diagram of the handle extension connector of this utility model at one angle;

[0021] Figure 7 This is a structural diagram of the handle of this utility model;

[0022] Figure 8 This is a structural diagram of the head mounting shell of this utility model from one angle;

[0023] Figure 9 This is a structural diagram of the head mounting shell of this utility model from another angle;

[0024] Figure 10 This is a structural view of the atomizing plate assembly of this utility model from one angle;

[0025] Figure 11 for Figure 10 Exploded view;

[0026] Figure 12 This is an exploded view of the atomizing plate assembly of this utility model from another angle;

[0027] Figure 13 for Figure 12 Decomposition diagram;

[0028] Figure 14 This is a partial structural view of the atomizing plate assembly of this utility model from one angle;

[0029] Figure 15 for Figure 14 The exploded diagram. Detailed Implementation

[0030] refer to Figures 1 to 15 The present invention includes a head mounting shell 10, an atomizing plate assembly 20, a fixed end cap 30, a top flip cap 40, a handle extension connector 50, a handle body 60, two electrode pins 70, and a dry burning detection pin 80.

[0031] The top of the head mounting shell 10 has a basin-shaped medicine storage tank 11. The bottom of the medicine storage tank 11 slopes from back to front. The front end of the bottom of the medicine storage tank 11 is recessed downward to form a medicine output tank 12. The medicine output tank 12 also slopes from back to front. The front end of the bottom of the medicine output tank 12 is recessed downward to form an anti-dry burning detection tank 19. The bottom wall of the anti-dry burning detection tank 19 is curved downward. A front detection pinhole 191 is opened in the middle of the rear wall of the anti-dry burning detection tank 19. The distance between the front detection pinhole 191 and the bottom of the anti-dry burning detection tank 19 is 1 mm to 2 mm. The front side wall of the head mounting shell 10 has a forward-protruding annular mounting cover 13. The mounting cover 13 and the front wall of the head mounting shell 10 form an atomizing plate assembly mounting cavity 14. The front sidewall of the head mounting shell 10 has a liquid output hole 15 that communicates with the liquid output groove 12, located at the atomizing plate assembly mounting cavity 14. The front sidewall of the head mounting shell 10 is recessed rearward from the liquid output hole 15 to form a positioning ring alignment groove 143. The rear wall of the positioning ring alignment groove 143 protrudes forward to form an output hole sealing ring 145. A handle mounting cavity 16 is formed at the lower rear part of the head mounting shell 10, penetrating the lower and rear parts of the head mounting shell 10. The handle mounting cavity 16 forms an insertion platform 161 corresponding to the liquid output groove 12 and the anti-dry burning detection groove 19. Two front electrode pinholes 17 are formed between the handle mounting cavity 16 and the atomizing plate assembly mounting cavity 14, located to the lower left and lower right of the front detection pinhole 191, respectively. The rear inner wall of the atomizing plate assembly mounting cavity 14 is recessed outside the front electrode pinhole 17 to form an alignment ring slot 171. The top of the handle mounting cavity 16 has a top locking notch 162. The left and right inner sidewalls of the handle mounting cavity 16 have positioning slots.

[0032] The top flip cover 40 includes an upper cover 41 and an annular sealing insertion part 42 protruding downward from the bottom of the upper cover 41. The outer diameter of the upper cover 41 is larger than the outer diameter of the sealing insertion part 42. The shape and size of the sealing insertion part 42 match the shape and size of the upper inner sidewall of the medicine storage tank 11. The sealing insertion part 42 can be sealed and inserted into the upper part of the medicine storage tank 11. One end of the upper cover 41 is hinged and rotatably connected to the top of the head mounting shell 10. The other end of the upper cover 41 is screwed with a buckle 43. The upper part of the outer sidewall of the head mounting shell 10 has a buckling block 18 protruding outward. The buckle 43 can rotate to the buckling block 18 and be fastened outside the buckling block 18. The upper part of the buckle 43 has a prying block 431 protruding outward, which facilitates prying up or fastening the upper cover 41.

[0033] The atomizing plate assembly 20 includes an atomizing plate 21, two electrode plates 22, an inner front cover 23, an inner rear cover 24, an outer front cover 25, an outer rear cover 26, and an end plate insulating protective layer 27. In this embodiment, the end plate insulating protective layer 27 is a plastic layer.

[0034] The front wall of the inner rear cover 24 is recessed to form an atomizing plate mounting groove 241. An inner rear atomizing hole 242, which penetrates the inner rear cover 24 from front to back, is opened in the middle of the bottom of the atomizing plate mounting groove 241. Two inner rear sealing rings 2411 are alternately protruding on the outer side of the inner rear atomizing hole 242 at the bottom of the atomizing plate mounting groove 241. An end piece mounting notch 243, which communicates with the atomizing plate mounting groove 241, is opened on the outer periphery of the front wall of the inner rear cover 244. Two inner cover terminal through holes 244 are alternately arranged on the end piece mounting notch 243. The atomizing plate 21 is installed in the atomizing plate mounting groove 241, and the rear wall of the atomizing plate 21 is pressed and sealed with the inner rear sealing ring 2411. The atomizing plate 21 has a mesh-like atomizing area 211 in the middle, which is directly opposite the inner rear atomizing hole 242. The atomizing plate 21 has two electrode interfaces 212 at the end plate mounting notch 243. The two electrode terminals 22 are placed in the inner rear end plate mounting notch 243. One end of each electrode terminal 22 is inserted into the electrode interface 212, and the other end of each electrode terminal 22 is directly opposite the inner cover terminal through hole 244. The two inner cover terminal through holes 244 are directly opposite the corresponding front electrode pinhole 17. The inner front cover 23 has an inner front atomizing hole 231 directly opposite the atomizing area 211. Two inner front sealing rings 232 are alternately protruding from the rear wall of the inner front cover 23 outside the inner front atomizing hole 231. The inner front cover 23 covers the atomizing plate 21, and the periphery of the rear wall of the inner front cover 23 is detachably snapped onto the periphery of the front wall of the inner rear cover 24. The front wall of the atomizing plate 21 is pressed and sealed against the inner front sealing rings. A pressure-bearing post 233 protrudes rearward from the rear wall of the inner front cover 23 opposite the inner cover terminal through hole 244. The rear end of the pressure-bearing post 233 can press against the electrode terminal piece 22. The front wall of the outer rear cover 26 is recessed to form an inner cover receiving groove 261. The inner rear cover 24 is installed in the rear part of the inner cover receiving groove 261. The inner front cover 23 is installed in the front part of the inner cover receiving groove 261. An outer rear atomizing hole 262 is opened at the bottom of the inner cover receiving groove 261, directly opposite the inner rear atomizing hole 242. An outer cover terminal through hole 263 is opened at the inner cover terminal through hole 244. The outer front cover 25 covers the inner front cover 23, and the periphery of the outer front cover 25 is detachably snapped onto the periphery of the outer rear cover 26. An outer front atomizing hole 251 is opened at the atomizing area 211 of the outer front cover 25. In this embodiment, the depth of the atomizing plate mounting groove 241 is greater than the thickness of the atomizing plate 21. The inner front cover 23 has a mating flange 237 protruding rearward from the inner side of the edge of the atomizing plate mounting groove 241. The mating flange is inserted into the inner side of the atomizing plate mounting groove 241 and abuts against the atomizing plate 21.

[0035] Specifically, the front wall of the inner rear cover 24 is provided with an inner rear positioning post 246 and an inner rear positioning hole 247 outside the atomizing plate mounting groove 241 and the end piece mounting notch 243. The rear wall of the inner front cover 23 is provided with a first inner front positioning hole 234 opposite to the inner rear positioning post 246. The inner rear positioning post 246 is inserted into the first inner front positioning hole 234. The rear wall of the inner front cover 23 is provided with a second inner front positioning hole 235 opposite to the inner rear positioning hole 247. The front wall of the outer rear cover 26 is provided with an outer rear positioning post 269 protruding forward opposite to the inner rear positioning hole 247. The outer rear positioning post 269 is inserted through the inner rear positioning hole 247 and the second inner front positioning hole 235 in sequence. The inner rear cover 24 is recessed to the rear outside of the inner rear positioning post 246 and the inner rear positioning hole 247 to form an inner rear mating notch 2401. The inner front cover 23 is provided with an inner front mating protrusion 2301 protruding to the rear opposite the inner rear mating step 2401. The inner front mating protrusion 2301 is sleeved in the inner rear mating notch 2401, and the rear end of the inner front mating protrusion 2301 abuts against the bottom wall of the inner rear mating notch 2401.

[0036] Specifically, the sidewall of the outer rear cover 26 is evenly provided with several radially inwardly recessed snap-fit ​​notches 264, and the bottom of the snap-fit ​​notches 264 is provided with radially outwardly protruding snap-fit ​​protrusions 265. The periphery of the outer front cover 25 is evenly provided with rearwardly protruding snap-fit ​​arms 252, and each snap-fit ​​arm 252 has a snap-fit ​​hole 2521 that penetrates the outer front cover 25 radially. The snap-fit ​​arm 252 is inserted into the corresponding snap-fit ​​notch 264, and the snap-fit ​​protrusion 265 is inserted into the corresponding snap-fit ​​hole 2521. The rear wall of the outer front cover 25 has two alternately rearwardly protruding outer front cover positioning posts 253 on the outer side of the outer front atomizing hole 251. The front wall of the inner front cover 23 has an inner front cover positioning insertion hole 236 opposite to the outer front cover positioning posts 253, and the outer front cover positioning posts 253 are inserted into the corresponding inner front cover positioning insertion holes 236. The outer side wall of the outer rear cover 26 has a mounting positioning protrusion 266 protruding radially outward outside the snap-fit ​​notch 264, and the inner side wall of the atomizing plate assembly mounting cavity 14 has a corresponding mounting positioning slot 142, and the mounting positioning protrusion 266 is engaged in the mounting positioning slot 142.

[0037] Specifically, the bottom of the inner cover receiving groove 261 is recessed downwards from the outer side of the outer rear atomizing hole 262 to form a mounting slot 267. The rear wall of the outer rear cover 26 protrudes backwards from the outer side of the outer rear atomizing hole 262 to form an annular alignment ring 268. The rear wall of the inner rear cover 24 protrudes downwards from the outer side of the inner rear atomizing hole 242 to form an annular insert ring 248. The outer diameter of the insert ring 248 is the same as the outer diameter of the mounting slot 267. The inner diameter of the insert ring 248, the inner diameter of the alignment ring 268, the diameter of the outer rear atomizing hole 262, and the diameter of the inner rear atomizing hole 242 are all equal. The insert ring 248 is inserted into the mounting slot 267. The alignment ring 268 is inserted into the corresponding alignment ring slot 171.

[0038] Preferably, the middle portion of the two electrode terminals 22 is embedded within the insulating protective layer 27, and the insulating protective layer 27 covers the front wall of the other end of the two electrode terminals 22 opposite to the electrode interface 212. A positioning ring 249 protrudes rearward from the inner rear atomizing hole 242 on the rear wall of the inner rear cover 24. A retaining flange 2491 is formed by radially outward protruding from the rear end of the outer side of the positioning ring 249. The length of the positioning ring 249 on the front side of the retaining flange 2491 is consistent with the depth of the outer rear atomizing hole 262. The outer diameter of the positioning ring 249 is consistent with the diameter of the outer rear atomizing hole 262. The positioning ring 249 is inserted through the outer rear atomizing hole 262, and the retaining flange 2491 abuts against the rear wall of the outer rear cover 26. The positioning ring 249 is inserted into the positioning ring alignment groove 143, and the rear wall of the positioning ring 249 is in sealing contact with the rear wall of the positioning ring alignment groove 143. Specifically, the rear wall of the positioning ring 249 has a first sealing ring 2492 protruding rearward, and the rear wall of the positioning ring alignment groove 143 has a second sealing ring 1431 protruding forward. The first sealing ring 2492 and the rear wall of the positioning ring alignment groove 143 are in sealing contact, and the second sealing ring 1431 and the rear wall of the positioning ring 249 are in sealing contact.

[0039] The fixed end cap 30 includes an annular output head 31, a rear pressure cap 32, and a pressure cap sealing ring 33. The rear end of the output head 31 is fixedly connected to the front wall of the rear pressure cap 32. The rear pressure cap 32 has a pressure cap through hole 321 at the center of the output head 31. The rear part of the rear pressure cap 32 has a sealing ring groove 322 outside the pressure cap through hole 321. The front part of the pressure cap sealing ring 33 is installed in the sealing ring groove 322. The fixed end cap 30 is installed at the front of the atomizing plate assembly mounting cavity 14. The rear part of the pressure cap sealing ring 33 is pressed against the front wall of the outer front cover 25 outside the outer front atomizing hole 251. The outer wall of the rear pressure cap 32 is engaged with the inner wall of the atomizing plate assembly mounting cavity 14. The front part of the output head 31 extends forward out of the atomizing plate assembly mounting cavity 14.

[0040] Preferably, the rear pressure cap 32 is provided with a rear-small, front-large, frustoconical positioning insertion part 323 outside the pressure cap through hole 321, and the outer front cover 25 is provided with a rear-small, front-large, frustoconical positioning slot 255 outside the outer front atomizing hole 251, which matches the size and shape of the positioning insertion part 323, and the positioning insertion part 323 is inserted into the positioning slot 255.

[0041] Specifically, the front part of the inner wall of the atomizing plate assembly mounting cavity 14 is provided with two slot structures. The slot structure includes an insertion notch 1411 formed radially outward from the front end of the atomizing plate assembly mounting cavity 14 and a rotating slot 1412 located on one side of the circumferential direction at the rear of the insertion notch 1411. The rotating slot 1412 is connected to the rear of the insertion notch 1411. The rotating slots 1412 of the two slot structures 141 are located on the clockwise or counterclockwise side of the corresponding insertion notch 1411. The outer wall of the rear pressure cover 32 is provided with two locking blocks 324. The locking blocks 324 are inserted into the insertion notch 1411 and rotated into the corresponding rotating slot 1412.

[0042] More specifically, the front wall of the rotating slot 1412 has a rearwardly curved locking protrusion 1413 protruding from the middle, and the front wall of the locking block 324 has a corresponding arc-shaped recess forming a locking notch 3241, and the locking protrusion 1413 is locked in the corresponding locking notch 3241.

[0043] The upper part of the front wall of the handle connector 50 is provided with a mating notch 501 that matches the shape and size of the mating platform. The handle connector 50 is inserted into the handle mounting cavity 16, and the mating platform 161 is inserted into the mating notch 501. The rear wall of the mating notch 501 is provided with a rear detection pinhole 502 opposite to the front detection pinhole, and the front wall of the handle connector 50 is provided with a rear electrode pinhole 503 opposite to the front electrode pinhole 17.

[0044] Specifically, the handle connector 50 includes a front connector shell 51, a rear connector shell 52, and fixing screws (not shown). The rear end of the front connector shell 51 and the front end of the rear connector shell 52 are interlocked. The mating notch 501, the rear detection pin hole 502, and the rear electrode pin hole 503 are all located on the front wall of the front connector shell 51. The left and right outer side walls of the rear connector shell 52 are respectively provided with positioning inserts 521, which are inserted into the corresponding positioning slots. The top wall of the rear connector shell 52 has a top locking block 522, and the bottom of the handle connector 50 has two pairs of inserts 53 protruding downwards from the mating hole. The top locking block 522 and the top locking notch 162 are interlocked.

[0045] The bottom of the handle 60 has an installation port (not shown in the figure), and a lower end cap 61 can be detachably inserted into the installation port. A control circuit board 90 is installed inside the handle 60. A wiring through hole 602 is opened at the top of the handle 60. The lower part of the handle connector 50 is fixedly installed at the top of the handle 60.

[0046] Specifically, a mounting cover 62 is provided on the top of the handle 60, and a wiring through hole 602 is formed on the mounting cover 62. A mating hole 621 is formed on the mounting cover 62 opposite to the mating post 53, and the mating post 53 is inserted into the corresponding mating hole 611. A fixing through hole 531 is formed on the rear mating connector shell 52, extending upward from the bottom of the mating post 53. A fixing screw hole 6211 is formed at the bottom of the mating hole 621, and the fixing screw is inserted through the fixing through hole 531 and screwed into the fixing screw hole 6211. A button 91 and a display screen 92 are provided on the control circuit board 90. A button mounting hole 63 and a display screen mounting hole 64 are correspondingly formed on the handle 60. The button 91 extends from the button mounting hole 63, and the display screen 92 extends from the display screen mounting hole 64. The control circuit board 90 is also provided with a timed trigger button 93. Correspondingly, the handle 60 is provided with a trigger button mounting hole 65. The timed trigger button 93 extends out from the trigger button mounting hole 65. When the timed trigger button 93 is pressed, the control circuit continuously activates the atomizing plate, so that the atomizing plate continuously outputs mist for a specified time.

[0047] Two electrode pins 70, one end of each electrode pin 70 is electrically connected to the control circuit board 90, and the other end of each electrode pin 70 is sequentially inserted through the rear electrode pin hole 503 and the front electrode pin hole 17 and connected to the two electrode terminals 22 of the atomizing plate 21.

[0048] One end of the dry burning detection needle 80 is electrically connected to the control circuit board 90, and the other end of the dry burning detection needle 80 is horizontally inserted through the rear detection needle hole 502 and sealed through the front detection needle hole 191.

[0049] During use, when the liquid level reaches below the dry-burn detection needle 80 and detaches from it, the dry-burn detection needle 80 sends liquid information to the control circuit board 90. Upon receiving this information, the control circuit board 90 shuts down the atomizing plate 21, thus preventing dry burning. Pressing the timer trigger button 93 will cause the atomizing plate 21 to operate for a specified time, such as 5 or 10 seconds, the duration of which can be flexibly set. When the atomizing plate 21 is damaged, unscrew the fixing end cap 30, remove the atomizing plate assembly 20, and then disassemble the outer front cover 25 and the inner front cover 23 in sequence. Remove the atomizing plate 21 and replace it, then reinstall the inner front cover 23 and the outer front cover 25, and then reinstall it into the atomizing plate assembly mounting cavity 14 and tighten the fixing end cap 30 again.

[0050] This utility model's anti-dry-burning micro-mesh atomizer detects the liquid level using a dry-burning detection needle. When the liquid level is lower than the needle, the atomizing plate can be shut off in time to prevent dry burning. In addition, the atomizing plate assembly and the fixed end cap can be flexibly installed and removed, allowing for easy replacement of the atomizing plate and saving replacement costs.

[0051] The present invention has been described above in conjunction with the preferred embodiments, but the present invention is not limited to the embodiments disclosed above, but should cover various modifications and equivalent combinations made in accordance with the essence of the embodiments.

Claims

1. A micro-mesh atomizer with anti-dry-burning feature, characterized in that: include: The head mounting shell has a basin-shaped medicine storage tank on its top. The bottom of the medicine storage tank slopes from back to front. The front end of the bottom wall of the medicine storage tank is recessed to form a medicine output tank. The front part of the bottom wall of the medicine output tank is recessed to form a dry-burn detection tank. A front detection pinhole is formed on the rear wall of the dry-burn detection tank. A medicine output hole communicating with the medicine output tank is formed on the front side wall of the head mounting shell. A penetrating lower part of the head mounting shell is formed at the lower rear of the head mounting shell. The handle mounting cavity at the rear, the front side wall of the head mounting shell protrudes forward with an annular mounting cover, the mounting cover and the front wall of the head mounting shell form an atomizing plate assembly mounting cavity, the handle mounting cavity and the atomizing plate assembly mounting cavity are provided with two front electrode pin holes, the two front electrode pin holes are respectively located at the lower left and lower right of the front detection pin hole, the handle mounting cavity forms a mating platform corresponding to the shape of the liquid output groove and the anti-dry burning detection groove at the location of the liquid output groove and the anti-dry burning detection groove; Atomizing plate assembly, the atomizing plate assembly including an atomizing plate, the atomizing plate having a microporous atomizing area in the middle, the atomizing plate being installed on the front wall of the head mounting shell, the front wall of the head mounting shell being in sealed contact with the rear wall of the atomizing plate being in sealed contact with the outer part of the liquid output hole and the outer part of the atomizing area. A fixed end cap, comprising an annular output head and a rear pressure cap, wherein the rear end of the output head is fixedly connected to the front wall of the rear pressure cap, and the rear pressure cap has a pressure cap through hole at the center of the output head, wherein the rear wall of the rear pressure cap is in sealed contact with the front wall of the atomizing plate at the outer side of the pressure cap through hole, and the rear pressure cap is fixedly installed on the front part of the head mounting shell; The handle body connector has an upper part of its front wall with a mating notch that matches the shape and size of the mating platform. The handle body connector is inserted into the handle body mounting cavity, and the mating platform is inserted into the mating notch. The rear wall of the mating notch has a rear detection pinhole opposite to the front detection pinhole, and the front wall of the handle body connector has a rear electrode pinhole opposite to the front electrode pinhole. The handle body has a control circuit board installed inside it, and a wiring through hole is opened at the top of the handle body. The lower part of the handle body connector is fixedly installed at the top of the handle body. Two electrode pins, one end of each pin being electrically connected to the control circuit board, and the other ends of each pin being sequentially inserted through the rear electrode pin hole and the front electrode pin hole, respectively, and electrically connected to the two poles of the atomizing plate; and A dry-burn detection probe, one end of which is electrically connected to the control circuit board, and the other end of which is horizontally inserted through the rear detection probe hole and sealed through the front detection probe hole.

2. The anti-dry-burning micro-mesh atomizer according to claim 1, characterized in that: The bottom wall of the anti-dry-burning detection tank is curved downwards in an arc shape.

3. The anti-dry-burning micro-mesh atomizer according to claim 2, characterized in that: The distance between the dry-burn detection probe and the bottom of the anti-dry-burn detection groove is 1 mm to 2 mm.

4. The anti-dry-burning micro-mesh atomizer according to claim 1, characterized in that: The handle connector includes a front connector shell and a rear connector shell. The rear end of the front connector shell and the front end of the rear connector shell are interlocked. The interlocking notch, the rear detection pin hole, and the rear electrode pin hole are all located on the front wall of the front connector shell.

5. The anti-dry-burning micro-mesh atomizer according to claim 4, characterized in that: The left and right outer side walls of the rear connector shell are respectively provided with positioning inserts, and the left and right inner side walls of the handle mounting cavity are respectively provided with positioning slots, and the positioning inserts are inserted into the corresponding positioning slots.

6. The anti-dry-burning micro-mesh atomizer according to claim 5, characterized in that: The top wall of the rear connector shell is provided with a top locking block, and the top wall of the handle mounting cavity is provided with a corresponding top locking notch, and the top locking block is locked in the top locking notch.

7. The anti-dry-burning micro-mesh atomizer according to claim 1, characterized in that: The top of the handle is provided with a mounting top cover, the wiring through hole is opened on the mounting top cover, and at least two mating holes are also provided on the mounting top cover. The bottom of the handle connector is provided with a mating post protruding downwards from the mating hole, and the mating post is inserted into the corresponding mating hole.

8. The anti-dry-burning micro-mesh atomizer according to claim 1, characterized in that: The control circuit board is equipped with buttons and a display screen. The handle is provided with corresponding button mounting holes and display screen mounting holes. The buttons extend from the button mounting holes and the display screen extends from the display screen mounting holes.

9. The anti-dry-burning micro-mesh atomizer according to claim 1, characterized in that: The control circuit board is also equipped with a timed trigger button. Correspondingly, the handle is provided with a trigger button mounting hole. The timed trigger button extends from the trigger button mounting hole. When the timed trigger button is pressed, the control circuit continuously activates the atomizing plate, so that the atomizing plate continuously outputs mist for a specified time.

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