CN216255447U

CN216255447U - Protective bracket, host and aerosol generating device

Info

Publication number: CN216255447U
Application number: CN202122256072.0U
Authority: CN
Inventors: 成雷
Original assignee: Jiwan Shenzhen Technology Co Ltd
Current assignee: Jiwan Shenzhen Technology Co Ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-04-12
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to a protective support, a host and an aerosol generating device. The protective bracket can effectively insulate and protect the circuit component, prevent the circuit component from colliding with the shell and improve the reliability of product quality.

Description

Protective bracket, host and aerosol generating device

Technical Field

The utility model relates to the technical field of aerosol generating devices, in particular to a protective bracket, a host and an aerosol generating device.

Background

At present, aerosol generating devices all include atomizer and host computer, are equipped with the atomizing core that is used for heating the matrix in the atomizer, are equipped with PCBA circuit board and the battery of being connected with the atomizing core electricity in the host computer, supply power for the atomizing core through the battery to by PCBA circuit board control atomizing core's heating power.

However, each part in the host computer is fixed alone, and direct mount is in the host computer shell, and the host computer shell still includes metal casing, and electronic components such as PCBA circuit board, battery all do not form the protection, and in use or transportation, the host computer can produce and rock or vibrate, and electronic components such as PCBA circuit board, battery can bump in the host computer shell, and because the host computer shell is metal casing, arouse easily that inside electronic component takes place the short circuit, lead to the fire or even explode.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a protection bracket, a host, and an aerosol generating device, which can effectively insulate and protect a circuit component, prevent the circuit component from colliding with a housing, and improve reliability of product quality, in order to solve the problem that the circuit component in the housing is likely to collide and cause damage.

A protective bracket comprising: the circuit comprises an insulating base body, wherein a hollow-out part used for radiating and avoiding a circuit element is arranged on the insulating base body, the insulating base body is inwards sunken to form a buffering part, and a soft buffering part is arranged in the buffering part.

Above-mentioned protective cradle can protect the inside circuit part of shell through insulating base member, and circuit element can be exposed to fretwork portion on the insulating base member for to circuit element's heat dissipation, dodge, the weight of whole insulating base member can be alleviateed to the buffering portion of sunken setting, and be provided with soft bolster in buffering portion, when whole product takes place to rock or collide, can utilize soft bolster and shell contact, play the shock attenuation effect, protect circuit part more effectively.

In one embodiment, the insulating base body is provided with a positioning part for connecting and fixing. The insulating base body can be stably connected with the housing through the positioning portion.

In one embodiment, the positioning portion is a positioning hole, a threaded hole or a buckle. The clamping connection, the threaded connection or the riveting of the insulating base body and the shell can be realized.

In one embodiment, the buffer part extends along the periphery of the hollow part; and/or the soft buffer piece is a soft rubber piece or a silicon rubber piece. Make the range of setting up of buffering portion wider, increase and subtract heavy and absorbing effect, flexible glue spare or silica gel spare are when bumping, and the effect of shock attenuation buffering is better.

In one embodiment, at least two sides of the insulating base body are provided with matching parts, and the matching parts extend outwards along the concave direction of the buffer parts. Through setting up cooperation portion, can be so that when insulating base member located the shell in, can be with the stable laminating of circuit element in the shell, avoid taking place offset.

In one embodiment, the insulating base body comprises a first base body and a second base body which are connected, the first base body and/or the second base body is provided with the hollow part, and the buffer part is concavely formed on the first base body and/or the second base body. The heat dissipation and avoidance of the circuit elements at different positions in the shell can be realized.

In one embodiment, at least one of the following schemes is included: the hollow part on the first substrate is adjacent to the hollow part on the second substrate; one side of the first substrate is connected with one side of the second substrate; the positions of the first substrate and the second substrate are staggered; the cross-sectional area of the first substrate is greater than the cross-sectional area of the second substrate; the outer surface of the first substrate is higher than the outer surface of the second substrate. The connecting structure of the first base body and the second base body can be arranged according to circuit elements at different positions in the shell.

The utility model also provides a host, comprising: a housing; a circuit element disposed within the housing; the battery is arranged in the shell and is electrically connected with the circuit element; the insulating base body is arranged in the shell and isolates the circuit element, the battery and the shell, the hollowed-out part exposes the circuit element, and the soft buffer part is abutted against the inner wall of the shell. Because the host comprises the protection bracket, the host at least comprises all the beneficial effects, and the description is omitted here. This host computer has effectively strengthened the installation intensity of shell internal circuit component through the protective cradle, protects the collision that takes place in circuit component assembling process effectively to and when the host computer takes place to rock and collide, through the protection of protective cradle and the shock attenuation effect of soft bolster, can protect the difficult emergence of host computer internal circuit component to damage, the quality reliability is higher. In addition, the protective bracket adopts an insulating substrate, so that the circuit wire in the shell can be effectively prevented from being scratched by the metal shell to cause short circuit, and the fire and explosion can be avoided.

In one embodiment, at least a part of the position of the shell corresponding to the hollow-out part is transparent.

The utility model also proposes an aerosol generating device comprising: the host computer and the atomizer that is used for heating substrate production aerosol as described above, the atomizer is connected with the shell, and the atomizer is connected with circuit element, the battery electricity.

Drawings

FIG. 1 is a schematic structural diagram of a host according to an embodiment of the present invention;

FIG. 2 is an exploded view of the host computer shown in FIG. 1;

FIG. 3 is a cross-sectional view of the mainframe of FIG. 1;

FIG. 4 is a schematic structural view of an embodiment of a protective bracket of the present invention;

FIG. 5 is a schematic structural view of the host of the present invention without a protective bracket installed therein;

fig. 6 is a schematic structural view of the host of the present invention after a protection bracket is installed therein.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a host; 1. a housing; 11. a metal body; 12. a transparent face cover; 2. a circuit element; 21. a PCBA circuit board; 3. a battery; 4. a protective bracket; 41. an insulating substrate; 41a, a first substrate; 41b, a second substrate; 411. a hollow-out section; 412. a buffer section; 413. a soft buffer; 414. a threaded hole; 415. a fitting portion; 4151. is matched with the support body.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1, fig. 2 and fig. 3, in an embodiment, a host 100 includes: a housing 1, circuit components 2, a battery 3 and a protective bracket 4. The housing 1 is hollow inside. Circuit components 2 are mounted within the housing 1, the circuit components 2 comprising a PCBA circuit board 21. The battery 3 is mounted in the housing 1, and the battery 3 is electrically connected to the circuit element 2. A protective bracket 4 is provided inside the housing 1, and the protective bracket 4 isolates the circuit element 2 and the battery 3 from the housing 1. It will be appreciated that the electronic components on the PCBA circuit board 21 are closer to a side of the housing 1 and the protective bracket 4 will isolate the PCBA circuit board 21, the battery 3 and the side of the housing 1.

Referring to fig. 2 and 4, in another embodiment, a protection bracket 4 includes: an insulating substrate 41. The insulating substrate 41 is provided with a hollow portion 411 for dissipating heat and avoiding the PCBA circuit board 21. The outer surface of the insulating base 41 near the housing 1 is recessed inward to form a buffer portion 412, and a soft buffer 413 is provided in the buffer portion 412.

The protective holder 4 can protect the circuit elements 2 inside the housing 1 by the insulating base 41, and the hollow portion 411 of the insulating base 41 can expose the PCBA circuit board 21 for heat dissipation and escape to the PCBA circuit board 21. The buffer part 412 is recessed to reduce the weight of the entire insulating substrate 41, and the soft buffer 413 is provided in the buffer part 412, so that when the entire host 100 shakes or collides, the soft buffer 413 can be brought into contact with the housing 1 to achieve a shock absorbing effect, thereby more effectively protecting the circuit element 2.

In a specific embodiment of the insulating base 41, the insulating base 41 is provided with a positioning portion for connection and fixation, and the insulating base 41 can be installed in the housing 1 by clipping, screwing or riveting. Specifically, in the embodiment in which the insulating base 41 is screwed to the housing 1, the positioning portion is a screw hole 414, and the housing 1 is also provided with a screw hole, and the insulating base 41 is screwed to the housing 1 by a screw. In the embodiment of clamping the insulating base 41 with the housing 1, the positioning portion is a buckle, and the housing 1 is correspondingly provided with a clamping seat, and the buckle is clamped and fixed with the clamping seat. In the embodiment in which the insulating base 41 is caulked to the case 1, the positioning portion is a flange protruding from the insulating base 41, a recessed seat is correspondingly provided in the case 1, and the flange is caulked in contact with the recessed seat.

Referring to fig. 4, in another embodiment of the insulating substrate 41, the insulating substrate 41 includes a first substrate 41a and a second substrate 41b connected to each other. Optionally, the first substrate 41a, the second substrate 41b, or both the first substrate 41a and the second substrate 41b may be provided with a hollow 411. The buffer 412 is formed in a concave manner on the first substrate 41a, the second substrate 41b, or the first substrate 41a and the second substrate 41 b.

Referring to fig. 4, 5 and 6, in a practical operation, one side of the first substrate 41a is connected to one side of the second substrate 41b, and the positions of the first substrate 41a and the second substrate 41b are staggered. The second base 41b is provided at one end of the first base 41a, and the second base 41b extends beyond an end face of the end of the first base 41 a. The PCBA circuit board 21 is L-shaped, the first base body 41a and the second base body 41b are both provided with hollow parts 411, and the electronic components at different positions of the PCBA circuit board 21 are respectively exposed by the hollow parts 411 on the first base body 41a and the second base body 41 b. At this time, the hollow portions 411 of the first substrate 41a and the second substrate 41b are disposed adjacent to each other. The battery 3 is disposed adjacent to the PCBA circuit board 21. The cross-sectional area of the first substrate 41a is greater than the cross-sectional area of the second substrate 41b to ensure that the first substrate 41a protects both the PCBA circuit board 21 and the battery 3.

Referring to fig. 4, in consideration of the usage areas of the first substrate 41a and the second substrate 41b, the buffer portion 412 may be recessed on the first substrate 41a, and the outer surface of the first substrate 41a is higher than the outer surface of the second substrate 41b, so that the soft buffer 413 in the buffer portion 412 is in contact with the housing 1 to perform buffering and anti-collision. The soft buffer 413 may be a soft rubber or a silicon rubber. The hollow portion 411 on the first base 41a is close to the connection portion of the first base 41a and the second base 41b, and the buffer portion 412 on the first base 41a extends along the periphery of the hollow portion 411 to form an L-shape, so that the contact area for buffering and collision avoidance is increased.

Referring to fig. 4 and 6, on the basis of the above embodiment, in order to make the insulating substrate 41 stably attached to the circuit element 2 in the housing 1 and avoid the position deviation when the insulating substrate 41 is disposed in the housing 1, the insulating substrate 41 is provided with the engaging portion 415 extending outward along the recessed direction of the buffer portion 412. The fitting portion 415 may be provided on an outer edge of the insulating base 41. Specifically, the fitting portion 415 may be provided on the side of the first base 41a away from the second base 41b and the side of the second base 41b away from the first base 41a, so that the outer sides of the PCBA circuit board 21 and the battery 3 can be better protected by the fitting portion 415. The fitting portion 415 may be curved in a curved shape, which provides a better protection effect for the outer side of the PCBA circuit board 21 and the battery 3. The matching portion 415 may specifically include at least two matching branches 4151, and the two matching branches 4151 are spaced apart along the length direction of the insulating base 41.

Referring to fig. 1 and 2, in other embodiments, the housing 1 includes a metal main body 11 and a transparent cover 12, and the metal main body 11 and the transparent cover 12 are fastened to form the housing 1. The protective bracket 4 can further prevent the circuit element 2 from being touched by the metal body 11 in the process of assembling the circuit element 2 of the host 100, and the metal body 11 scratches and damages the circuit element 2 due to the external force of the assembly, so that the circuit element 2 is short-circuited. The position of the hollow-out portion 411 on the second substrate 41b corresponds to the position of the transparent surface cover 12, so that the portion can be seen transparently in appearance, and the working condition of the circuit can be observed favorably. In addition, the insulating substrate 41 is adopted by the protective bracket 4, so that the circuit wires inside the shell 1 can be effectively prevented from being scratched by the metal main body 11 to cause short circuit, and the fire and explosion can be avoided.

In another embodiment, an aerosol generating device (not shown) comprises: the host 100 and the atomizer as described above. Atomizers are used to heat substrates to produce aerosols. The atomizer is connected to the housing 1, and the atomizer is electrically connected to the circuit element 2 and the battery 3.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. A protective bracket, comprising: the circuit comprises an insulating base body, wherein a hollow-out part used for radiating and avoiding a circuit element is arranged on the insulating base body, the insulating base body is inwards sunken to form a buffering part, and a soft buffering part is arranged in the buffering part.

2. The protective bracket according to claim 1, wherein the insulating base body is provided with a positioning portion for connecting and fixing.

3. The protective bracket of claim 2 wherein the locating portion is a locating hole, a threaded hole or a snap.

4. The protective bracket of claim 1 wherein the bumper portion extends along a periphery of the hollowed-out portion; and/or the soft buffer piece is a soft rubber piece or a silicon rubber piece.

5. The protective bracket according to claim 1, wherein the insulating base is provided with engaging portions on at least two sides thereof, the engaging portions extending outward in a direction of the recess of the cushioning portion.

6. The protective bracket according to claim 1, wherein the insulating base comprises a first base and a second base connected to each other, the first base and/or the second base is provided with the hollow portion, and the buffer portion is recessed and formed on the first base and/or the second base.

7. The protective bracket according to claim 6, characterized in that it comprises at least one of the following solutions:

the hollow part on the first substrate is adjacent to the hollow part on the second substrate;

one side of the first substrate is connected with one side of the second substrate;

the positions of the first substrate and the second substrate are staggered;

the cross-sectional area of the first substrate is greater than the cross-sectional area of the second substrate;

the outer surface of the first substrate is higher than the outer surface of the second substrate.

8. A host, comprising:

a housing;

a circuit element disposed within the housing;

the battery is arranged in the shell and is electrically connected with the circuit element; and

the protective bracket according to any one of claims 1 to 7, wherein the insulating base is disposed in the case and separates the circuit element and the battery from the case, the hollow portion exposes the circuit element, and the flexible cushion abuts against an inner wall of the case.

9. The host of claim 8, wherein at least a portion of the housing corresponding to the hollowed-out portion is transparent.

10. An aerosol generating device, comprising: a host according to claim 8 or 9 and an atomiser for heating a substrate to produce an aerosol, the atomiser being connected to the housing and the atomiser being electrically connected to the circuit element, the battery.