CN215124366U - Electronic atomization device - Google Patents

Abstract

The utility model discloses an electronic atomization device, including host computer and cigarette bullet, the host computer including set up at the shell of surface, set up in the inboard power of shell, set up be in the shell inboard and with power electric connection's PCB board and set up in power end portion and with power electric connection's mounting, the cigarette bullet install in on the mounting, be provided with electrode connecting portion on the PCB board, electrode connecting portion with the mounting is connected through the electrically conductive piece that has the electric conductivity ability, electrically conductive piece is the fixed metalwork of shape, electrically conductive piece through dismantled and assembled mode with electrode connecting portion with the mounting is connected respectively. The utility model provides high electrically conductive adapting unit's between PCB board and the metal mounting installation efficiency in atomizing device's the host computer.

Description

Electronic atomization device

Technical Field

The utility model relates to an atomizing device technical field especially relates to an electron atomizing device convenient to installation electrically conductive piece.

Background

The electron cigarette includes atomizer and tobacco rod, is provided with battery and control circuit board (PCB board) in the tobacco rod, and the battery provides the electric energy for the atomizer, and the atomizer is used for the heating atomization of tobacco tar.

The PCB board in the tobacco rod of the existing electronic cigarette is connected with the metal fixing piece for installing the smoke cartridge through a conductive lead, but the lead is installed in a welding mode, so that the process is slow in mass production and installation, a person with certain electrical technology is required to operate, and the installation efficiency is low; meanwhile, the problems of wiring space and the like are also considered, the relatively occupied space of the lead is not fixed, and the structure is not simple enough.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing disadvantages of the prior art, an object of the present invention is to provide an electronic atomization device, which is aimed at improving the installation efficiency of the conductive connection component between the PCB board and the metal fixing member in the host.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an electronic atomization device, includes host computer and cigarette bullet, the host computer including set up at the shell of surface, set up in the inboard power of shell, set up be in the shell inboard and with power electric connection's PCB board and set up in power tip and with power electric connection's mounting, the cigarette bullet install in on the mounting, be provided with electrode connecting portion on the PCB board, electrode connecting portion with the mounting is connected through the electrically conductive piece that has electric conductivity, wherein, electrically conductive piece is the fixed metalwork of shape, electrically conductive piece through dismantled and assembled mode with electrode connecting portion with the mounting is connected respectively.

The conductive piece is integrally formed and made of copper or aluminum.

The conductive piece comprises a crimping piece and a connecting handle, the crimping piece and the connecting handle are respectively in a sheet shape, the crimping piece is connected with the fixing piece in a detachable mode, and the connecting handle is connected with the electrode connecting portion in a detachable mode.

The smoke bomb fixing device comprises a nut, the shell comprises an upper shell and a side shell, the upper shell is matched and fixed with the upper end of the side shell, a hollowed fixing hole is formed in the upper shell, the crimping piece is annular, the fixing piece is in a hollow straight tube design, threads are respectively arranged on the inner side wall and the outer side wall of the fixing piece, one end of the fixing piece penetrates through the fixing hole and the annular crimping piece in sequence and then is in threaded connection with the nut, and the smoke bomb is in threaded connection with the threads on the inner side wall of the other end of the fixing piece.

The host machine further comprises an inner shell and a pressing plate, the inner shell is arranged on the inner side of the outer shell, the inner shell is fixedly connected with a side shell of the outer shell through screws, the power supply is arranged on the inner side of the inner shell, the PCB is fixedly arranged on the inner shell, the pressing plate is fixedly arranged at the upper end of the inner shell, and the pressing plate is positioned below the upper shell; the pressing plate is provided with a through hole coaxial with the fixing hole, and one electrode of the power supply penetrates through the through hole to be in electrical contact with the bottom electrode of the cigarette cartridge.

The fixing piece and the smoke bomb are provided with annular backing plates at the matching ends, the backing plates and the fixing piece are integrally formed and coaxially arranged, the upper end face of the upper shell is provided with a concave groove, the groove and the fixing hole are coaxially arranged, and the backing plates are arranged in the groove.

Wherein, be provided with at least one first spacing face on the inside wall of fixed orifices, be provided with on the lateral wall of mounting with first spacing face corresponds the spacing face of complex second, and annular be provided with on the inside wall of crimping piece with the spacing face of second corresponds the spacing face of complex third, every the spacing face of second respectively with one first spacing face and one the laminating of the spacing face of third.

The power supply comprises a shell, a power supply and a bottom cover, wherein the bottom cover is used for blocking the power supply, a protruding bump is arranged on the edge of the bottom cover and hinged to the shell, a conducting strip used for conducting electricity is further arranged on the inner side of the bottom cover, and after the bottom cover is rotationally fixed, the conducting strip is connected with an electrode located at the bottom of the power supply.

The bottom end of the host is also provided with an elastic electrode in the shell, one end of the elastic electrode is abutted against the conducting strip, and the other end of the elastic electrode is electrically connected with the PCB.

The bottom end of the shell is hinged to the protruding block, a fourth limiting surface is arranged on one side of the bottom end of the shell, which is hinged to the protruding block, a fifth limiting surface is arranged on the edge, close to the protruding block, of the bottom cover, and the fourth limiting surface and the fifth limiting surface are attached to each other after the bottom cover is turned to a preset angle.

The utility model discloses an electronic atomization device, through setting up the fixed electrically conductive piece of shape, electrically conductive piece is connected respectively through electrode connecting portion and mounting on dismantled and assembled mode and the PCB board, promptly the utility model discloses a electrically conductive adapting unit between PCB board and the mounting is regarded as to the electrically conductive piece that occupies fixed space at the tip of shell, when the installation like this, need not to weld electrically conductive piece and mounting, and directly can dismantle electrically conductive piece and mounting be connected can, improved the installation effectiveness, the tip space of saving the shell simultaneously simplifies the structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of the electronic atomization device of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1

FIG. 3 is a first exploded view of the host computer;

FIG. 4 is a schematic cross-sectional view of a mainframe

FIG. 5 is a second exploded view of the mainframe;

FIG. 6 is an enlarged schematic view at A in FIG. 4;

FIG. 7 is a partial schematic view of the top end of the main unit;

FIG. 8 is a schematic structural diagram of a conductive device;

FIG. 9 is a schematic view of the fastener;

FIG. 10 is a partial structural view of the upper shell;

FIG. 11 is a bottom view of the host;

FIG. 12 is a schematic view of the bottom cover of the main body in an inverted state;

FIG. 13 is a partially exploded bottom view of the main frame.

Description of reference numerals:

100-main frame, 1-outer frame, 11-upper frame, 111-fixed hole, 1111-first limit surface, 112-groove, 12-side frame, 121-first side frame, 122-second side frame, 123-third side frame, 124-fourth side frame, 13-inner frame, 14-pressing plate, 141-through hole, 15-column electrode, 16-fourth limit surface, 2-PCB board, 21-electrode connecting part, 211-interface, 3-fixing part, 31-backing plate, 32-internal thread, 33-external thread, 34-second limit surface, 4-conductive part, 41-press connecting piece, 411-opening, 412-third limit surface, 42-connecting handle, 5-nut, 6-power supply, 7-bottom cover, 71-bump, 72-fifth limiting surface, 8-conducting strip, 9-elastic electrode, 200-cartridge, 201-connecting piece and 300-atomization device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described herein are only some embodiments of the present invention, not all embodiments. The specific embodiments herein are merely illustrative of the invention and are not intended to be limiting. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "connected" may be a fixed connection or a removable connection, or may be integral therewith; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 7, the present invention provides an electronic atomization device 300, which includes a main unit 100 and a cartridge 200, wherein the main unit 100 includes a housing 1 disposed on an outer surface, a power supply 6 disposed inside the housing 1, a PCB 2 disposed inside the housing 1 and electrically connected to the power supply 6, and a fixing member 3 disposed at an end of the power supply 6 and electrically connected to the power supply 6, the cartridge 200 is mounted on the fixing member 3, the PCB 2 is provided with an electrode connecting portion 21, and the electrode connecting portion 21 is connected to the fixing member 3 through a conductive member 4 having a conductive property.

In this embodiment, a heating element is disposed in the cartridge 200 to heat and atomize the tobacco tar, and the bottom end of the cartridge is provided with a connecting part 201 to connect with the fixing part 3 on the top end of the host 100, in this embodiment, the connecting part 201 at the bottom end of the cartridge 200 is provided with an external thread, and the external thread is connected with the internal thread on the fixing part 3.

The power supply 6 in this embodiment is a lithium battery, and two power supplies are provided to supply power to the PCB board 2 and the cartridge 200. The PCB 2 is provided with a control circuit for controlling the on/off of the atomizing device 300 and the adjustment of the atomizing amount, the PCB 2 is further provided with positive and negative electrodes for outputting power to the heating element in the cartridge 200, and the electrode connecting portion 21 is connected to the positive electrode or the negative electrode of the output power.

In this embodiment, a fixing member 3 and a conductive member 4 are disposed at an end portion of the housing 1, and the fixing member 3 is located above the conductive member 4 and exposed at the end portion of the housing 1. The PCB board 2 is located below the conductive member 4.

Specifically, as shown in fig. 3, the housing 1 of the present invention includes an upper shell 11 and a side shell 12, the upper shell 11 is fixed to the upper end of the side shell 12 in a matching manner, and the fixing member 3 is installed in a hollow fixing hole 111 formed in the upper shell 11. The side casing 12 of the present embodiment includes a first side casing 121, a second side casing 122, a third side casing 123 and a fourth side casing 124, which are sequentially disposed in a front-rear and left-right direction, and two adjacent side casings are snap-fitted. The upper case 11 is fixed to the upper end of the second side case 122.

The utility model discloses a conductive piece 4 is the fixed metalwork of shape, conductive piece 4 through dismantled and assembled mode with electrode connecting portion 21 with mounting 3 connects respectively.

The wire is adopted in the prior art, the wire can be bent at will due to the material and structural characteristics, and the relative occupied space of the wire at the end part of the outer body 1 is not fixed, so that the structural design of the end part of the shell 1 of the existing host 100 is not simple enough. And the utility model discloses a fixed metalwork of electrically conductive 4 adoption integrated into one piece and shape, its space that occupies in the 1 tip of the external body is fixed, and the shape is fixed, so the utility model discloses the space of 1 tip of shell can be saved to electrically conductive 4 of host computer 100, the simplified structure.

Preferably, the conductive member 4 is integrally formed and made of copper or aluminum. The conductive member 4 of the present embodiment is a copper conductive member or an aluminum conductive member. The copper conductive piece or the aluminum conductive piece has good conductive performance and is convenient to bend and shape.

The utility model discloses a conductive piece 4 is in the tip of external body 1 occupies fixed space, specifically, as shown in fig. 7 and fig. 8, conductive piece 4 includes crimping piece 41 and connection handle 42, crimping piece 41 with connection handle 42 is the slice respectively, crimping piece 41 with mounting 3 connects through dismantled and assembled mode, connection handle 42 with electrode connecting portion 21 connects through dismantled and assembled mode. Such as a detachable manner of crimping or plugging.

The utility model discloses an atomizing device 300 still includes nut 5, and the crimping piece 41 of the electrically conductive piece 4 of this embodiment is cyclic annular, mounting 3 is the design of hollow straight tube form, just be equipped with the screw thread on mounting 3's the inside wall and the lateral wall respectively, as shown in fig. 9, mounting 3 is provided with internal thread 32 and external screw thread 33.

As shown in fig. 6, one end of the fixing member 3 is screwed with the nut 5 after passing through the fixing hole 111 and the annular crimping piece 41 in sequence, and the cartridge 200 is screwed with the internal thread 32 which is the thread of the inner side wall of the other end of the fixing member 3. The nut 5 is screwed to the external thread 33 of the fixing member 3, and presses the pressure contact piece 41 against the lower end surface of the upper case 11, and also fixes the fixing member 3 to the end portion of the housing 1 so as not to come out of the fixing hole 111 of the upper case 11. The ring-shaped crimping piece 41 of the present embodiment is provided with an opening 411 in the middle, and the fixing member 3 passes through the opening 411 of the crimping piece 41. The upper end of the fixing member 3 is fastened to the external thread of the bottom connector 201 of the cartridge 200 by the internal thread 32.

Preferably, the electrode connecting part 21 of the present embodiment is provided with a socket 211, and the connecting handle 42 is connected with the socket 211 in a plugging manner. This facilitates quick electrical connection of the conductive member 4 to the PCB board 2 and replacement of the conductive member 4.

The one end of electrically conductive piece 4 in this embodiment with mounting 3 has adopted non-welded connection's mode, so relatively with prior art in adopt welded connection, the utility model discloses only need with electrically conductive piece 4 compress tightly connect on mounting 3 can, improved the installation effectiveness. The fixing member 3, the conductive member 4 and the nut 5 are all metal elements in this embodiment. Because the utility model discloses a conductive 4 is sheet structure, and its crimping piece 41 is compressed tightly at the lower surface of the upper shell 11 of shell 1, its connecting handle 42 with the electrode connecting portion 21 butt of PCB board 2 or peg graft. Simultaneously because nut 5 and mounting 3 electric communication, and nut 5 again with the crimping piece 41 electric connection of electrically conductive 4, so after the crimping piece 41 of electrically conductive 4 was compressed tightly, electrically communicate between electrically conductive 4 and mounting 3 and the PCB board, so the utility model discloses a conductive connection between PCB board 2 and the mounting 3 is simple quick.

In this embodiment, one of the positive and negative electrodes of the output power source on the PCB 2 is connected to the electrode connecting portion 21, and the other is connected to the columnar electrode 15, and the columnar electrode 15 is insulated from the fixing member 3 and the conductive member 4 to prevent the positive and negative electrodes from being short-circuited.

After the cartridge 200 is mounted on the fixing member 3, one of the pins of the heating element in the cartridge 200 is electrically connected to the fixing member 3 through the electrode in the connecting member 201, and then is transmitted to the electrode connecting portion 21 on the PCB 2 through the end conductive member 4 which is electrically connected to the fixing member 3 and is pressed to the housing 1, and enters one of the poles of the output power on the PCB 2 through the electrode connecting portion 21; the other pin of the heating element in the cartridge 200 is tightly abutted and electrically connected with the columnar electrode 15, and then enters the other pole of the output power supply on the PCB 2 through the columnar electrode 15, so that the two pins of the heating element of the cartridge 200 are communicated to form a current loop to carry out heating atomization.

As shown in fig. 5, the host 100 of the present invention further includes an inner shell 13 and a pressing plate 14, wherein the inner shell 13 is disposed inside the outer shell 1, the side shell 12 of the outer shell 1 is connected by a screw, the power source 6 is disposed inside the inner shell 13, the PCB board 2 is fixedly mounted on the inner shell 13, the pressing plate 14 is fixedly mounted on the upper end of the inner shell 13, and the pressing plate 13 is disposed below the upper shell 11.

The pressing plate 14 is provided with a through hole 141 coaxial with the fixing hole 111, and an electrode of the power supply 6 passes through the through hole 141 and electrically contacts with a bottom electrode of the cartridge 200. Specifically, the electrode of the power supply 6 passing through the through hole 141 is a columnar electrode 15, and the columnar electrode 15 abuts against the electrode on the bottom connecting piece 201 of the cartridge 200. The fixing member 3 of this embodiment passes through the fixing hole 111 of the upper case 11 and then its bottom end abuts on the pressing plate 14.

Preferably, as shown in fig. 6 and 9, a circular ring-shaped backing plate 31 is disposed at the mating end of the fixing member 3 and the cartridge 200, the backing plate 31 and the fixing member 3 are integrally formed and coaxially disposed, a concave groove 112 is disposed on the upper end surface of the upper shell 11, the concave groove 112 and the fixing hole 111 are coaxially disposed, and the backing plate 31 is disposed in the concave groove 112. The groove 112 is provided such that when the fixing member 3 is mounted on the upper case 11, the pad 31 of the fixing member 3 can be hidden in the upper case 11 or flush with the upper surface of the upper case 11, thereby facilitating seamless connection of the cartridge 200 to the upper end of the main body 100.

When the fixing piece is installed, the fixing piece 3 is inserted into the through hole 111 on the upper shell 11, the backing plate 31 of the fixing piece 3 is abutted to the groove 112 of the upper shell 11, then the crimping piece 41 of the conductive piece 4 is sleeved outside the fixing piece 3, then the nut 5 is sleeved into the fixing piece 3, then the nut 5 is rotated to compress the crimping piece 41 of the conductive piece 4 on the upper shell 11, and then the connecting handle 42 of the conductive piece 4 is connected with the electrode connecting part 21 of the PCB board 2.

Preferably, as shown in fig. 10, at least one first position-limiting surface 1111 is disposed on an inner side wall of the fixing hole 111, as shown in fig. 9, a second position-limiting surface 34 correspondingly engaged with the first position-limiting surface 1111 is disposed on an outer side wall of the fixing member 3, as shown in fig. 8, a third position-limiting surface 412 correspondingly engaged with the second position-limiting surface 34 is disposed on an inner side wall of the annular crimping piece 41, and each of the second position-limiting surfaces 34 is attached to one of the first position-limiting surfaces 111 and one of the third position-limiting surfaces 412. The cooperation of the second limiting surface 34 with the first limiting surface 111 and the third limiting surface 412 can prevent the fixing element 3 from rotating left and right after being installed in the upper housing 11.

With continuing reference to fig. 11 and 12, the atomizer 300 of the present invention further includes a bottom cover 7 for sealing the power supply 6, a protruding bump 71 is disposed at an edge of the bottom cover 7, the bump 71 is hinged to the housing 1, a conductive sheet 8 for conducting electricity is further disposed on an inner side of the bottom cover 7, and after the bottom cover 7 is rotated and fixed, the conductive sheet 7 is connected to an electrode located at the bottom of the power supply 6. The hinged connection of the bottom cover 7 to the housing 1 allows the bottom cover 7 to be flipped over relative to the housing 1, which facilitates the loading and unloading of the power supply 6 without requiring the bottom cover 7 to be removed.

Further, as shown in fig. 12, an elastic electrode 9 is further disposed at the bottom end of the main body 100 in the housing 1, one end of the elastic electrode 9 abuts against the conductive sheet 8, and the other end of the elastic electrode 9 is electrically connected to the PCB 2. The elastic electrode 9 helps the bottom cover 7 to be quickly bounced when the bottom cover 7 is opened, and the PCB 2 is electrically connected after the bottom cover 7 is closed. In this embodiment, the elastic electrode 9 is mounted on the bottom of the inner casing 13.

Preferably, as shown in fig. 13, a fourth limiting surface 16 is disposed on one side of the bottom end of the housing 1 hinged to the protruding block 71, a fifth limiting surface 72 is disposed on an edge of the bottom cover 7 adjacent to the protruding block 71, and the fourth limiting surface 16 and the fifth limiting surface 72 are attached to each other after the bottom cover 7 is turned over to a preset angle. The preset angle in the scheme is 90 degrees, and other angles can be adopted according to the actual structural design, so that the same effect can be achieved; the fourth limiting surface 16 and the fifth limiting surface 72 are attached together when the bottom cover 7 is turned to the preset angle, so that the bottom cover 7 is prevented from being turned backwards, the outer side of the bottom cover 7 is prevented from colliding with the outer side surface of the shell 1, and the outer surface of the corresponding position is knocked off by paint after long-term use, so that the appearance is not attractive.

The embodiment of the utility model provides an electronic atomization device 300, through setting up the fixed electrically conductive piece 4 of shape, electrically conductive piece 4 is connected respectively through dismantled and assembled mode and 2 electrode connecting portion 21 and mounting 3 on the PCB board, promptly the utility model discloses a take up electrically conductive adapting unit between PCB board 2 and mounting 3 at electrically conductive piece 4 of fixed space at the tip of shell 1, when the installation like this, need not to weld electrically conductive piece 4 and mounting 3, and directly can be dismantled electrically conductive piece 4 and mounting 3 and be connected, improved the installation effectiveness, overcome simultaneously and used the wire and lead to occupation space unfixed among the prior art, the not succinct defect of structure enough.

The above only for the purpose of clearly illustrating the examples of the present invention, not limiting the scope of the present invention, can't be exhausted to all the embodiments, all the concepts of the present invention, utilize the equivalent structure transformation of the content of the technical solution of the present invention, or directly/indirectly use in other related technical fields and are all included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an electronic atomization device, includes host computer and cigarette bullet, the host computer including set up at the shell of surface, set up in the inboard power of shell, set up be in the shell inboard and with power electric connection's PCB board and set up in power tip and with power electric connection's mounting, the cigarette bullet install in on the mounting, be provided with electrode connecting portion on the PCB board, electrode connecting portion with the mounting is connected through electrically conductive piece that has electric conductivity, its characterized in that, electrically conductive piece is the fixed metalwork of shape, electrically conductive piece through dismantled and assembled mode with electrode connecting portion with the mounting is connected respectively.

2. The electronic atomizing device of claim 1, wherein the conductive member is integrally formed and made of copper or aluminum.

3. The electronic atomizer according to claim 1, wherein said electrically conductive member comprises a crimping piece and a connecting shank, said crimping piece and said connecting shank being respectively in the form of a plate, said crimping piece being removably connected to said fixing member, said connecting shank being removably connected to said electrode connecting portion.

4. The electronic atomization device of claim 3, which comprises a nut, the housing comprises an upper shell and a side shell, the upper shell is fixed to the upper end of the side shell in a matching manner, the upper shell is provided with a hollowed-out fixing hole, the compression joint piece is in a ring shape, the fixing piece is in a hollow straight tube design, the inner side wall and the outer side wall of the fixing piece are respectively provided with a thread, one end of the fixing piece penetrates through the fixing hole and the annular compression joint piece in sequence and then is in threaded engagement with the nut, and the cartridge is in threaded engagement with the thread of the inner side wall of the other end of the fixing piece.

5. The electronic atomizer according to claim 4, wherein said main body further comprises an inner housing and a pressure plate, said inner housing is disposed inside said outer housing and said inner housing and said outer housing are fixedly connected by screws, said power source is disposed inside said inner housing, said PCB is fixedly mounted on said inner housing, said pressure plate is fixedly mounted on an upper end of said inner housing, and said pressure plate is located below said upper housing;

the pressing plate is provided with a through hole coaxial with the fixing hole, and one electrode of the power supply penetrates through the through hole to be in electrical contact with the bottom electrode of the cigarette cartridge.

6. The electronic atomization device of claim 4, wherein a circular base plate is arranged at the matching end of the fixing piece and the cartridge, the base plate and the fixing piece are integrally formed and coaxially arranged, a concave groove is arranged on the upper end surface of the upper shell and coaxially arranged with the fixing hole, and the base plate is arranged in the groove.

7. The electronic atomizing device of claim 6, wherein at least one first limiting surface is disposed on an inner sidewall of the fixing hole, a second limiting surface correspondingly engaged with the first limiting surface is disposed on an outer sidewall of the fixing member, a third limiting surface correspondingly engaged with the second limiting surface is disposed on an inner sidewall of the annular crimping piece, and each of the second limiting surfaces is respectively attached to one of the first limiting surfaces and one of the third limiting surfaces.

8. The electronic atomizer according to claim 1, further comprising a bottom cover for covering said power supply, wherein a protruding portion is formed on an edge of said bottom cover, said protruding portion is hinged to said housing, a conductive plate for conducting electricity is further formed on an inner side of said bottom cover, and said conductive plate is connected to an electrode located at a bottom of said power supply after said bottom cover is rotatably fixed.

9. The electronic atomization device of claim 8, wherein an elastic electrode is further disposed at the bottom end of the main body in the housing, one end of the elastic electrode abuts against the conductive sheet, and the other end of the elastic electrode is electrically connected to the PCB.

10. The electronic atomizer device according to claim 8, wherein a fourth limiting surface is disposed on a side of the bottom end of the housing where the protrusion is hinged, a fifth limiting surface is disposed on an edge of the bottom cover adjacent to the protrusion, and the fourth limiting surface and the fifth limiting surface are engaged after the bottom cover is turned over to a predetermined angle.

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