CN220439457U

CN220439457U - Key structure, power supply device and electronic atomization device

Info

Publication number: CN220439457U
Application number: CN202321380515.XU
Authority: CN
Inventors: 韩远春
Original assignee: Shenzhen ALD Technology Co Ltd
Current assignee: Shenzhen ALD Technology Co Ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2024-02-02
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a key structure, a power supply device and an electronic atomization device, wherein the key structure comprises: the shell is integrally formed with an elastic reset structure; the push switch is arranged in the shell; the key is movably connected with the shell and can move relative to the push switch; the elastic reset structure is abutted to one side of the key, facing the press switch, and is used for providing elastic reset force for the key to be far away from the press switch. The key structure, the power supply device and the electronic atomization device provided by the utility model solve the problem that clamping stagnation is easy to occur when a key is reset in the related technology.

Description

Key structure, power supply device and electronic atomization device

Technical Field

The utility model relates to the technical field of electronic atomization, in particular to a key structure, a power supply device and an electronic atomization device.

Background

The mechanical switch key of the electronic atomization device mainly adopts three types of push switch keys, sliding switch keys and rotating switch keys, wherein the push switch keys are mature in technology, low in cost and wide in application.

In the related art, a push switch mounting generally provides a key reset elastic force by means of an elastic member such as a spring and a silica gel member, and the elastic member is generally clamped between a key and a housing bracket, or between the key and a push switch, so that the elastic member is easy to move and misplace relative to the housing bracket and the key in the process of pressing and resetting, and the direction of the elastic force of the key provided by the elastic member is also deviated, so that the problem of jamming of the key in the resetting process is caused.

Disclosure of Invention

The utility model aims to at least solve the problem that the key in the related art is easy to be blocked when reset.

In order to solve the above technical problems, an aspect of the present utility model provides a key structure, including:

the shell is integrally formed with an elastic reset structure;

the push switch is arranged in the shell;

the key is movably connected with the shell and can move relative to the push switch;

the elastic reset structure is abutted to one side of the key, facing the press switch, and is used for providing elastic reset force for the key to be far away from the press switch.

In some embodiments, the housing is provided with a key opening, and the elastic reset structure is arranged around the periphery of the key opening;

one end of the key is positioned outside the key opening, and the other end of the key penetrates through the key opening and is abutted to the pressing switch.

In some embodiments, the key comprises a pressing portion and a contact portion connected to the pressing portion; the pressing part is at least partially positioned outside the key opening, and the contact part penetrates through the key opening and is contacted with the pressing switch;

the elastic reset structure is abutted to one side of the pressing part, which faces the pressing switch.

In some embodiments, a clamping portion is further disposed on a side, facing the contact portion, of the pressing portion, the clamping portion is clamped with an inner side wall of the housing, a movable distance along a pressing direction is defined between the clamping portion and the pressing portion, and the movable distance is used for limiting a movable stroke of the key relative to the housing along the pressing direction.

In some embodiments, the elastic restoring structure includes at least two elastic arms circumferentially spaced along the key opening, at least one end of each elastic arm is integrally connected to the housing, and each elastic arm has an elastic section elastically contacting with the pressing portion toward the pressing switch.

In some embodiments, one end of each elastic arm is connected to a side wall of the key opening, and the other end of each elastic arm is suspended toward the middle of the key opening to form the elastic section.

In some embodiments, each elastic arm further comprises a connecting section and a bending section, one end of the connecting section is connected to the side wall of the key opening, one end of the bending section is connected to the other end of the connecting end and bends towards one side of the key, and the elastic section is formed at the other end of the bending section away from the connecting section.

In some embodiments, the shell comprises a shell and a bracket arranged in the shell, and the bracket and the shell are provided with the key opening;

the push switch is arranged in the bracket, one part of the push button is positioned outside the shell, and the other part of the push button is positioned in the shell and is movably connected with the bracket; the elastic reset structure is integrally formed with the shell or the bracket.

In some embodiments, an elastic connecting piece is further arranged between the push switch and the key, and the elastic connecting piece is connected to the push switch or the key.

In some embodiments, the resilient connecting element and/or the resilient return structure is made of a silicone material.

In some embodiments, the arm thickness of the resilient arm is 1mm to 2mm in a direction along the key depression.

The utility model also provides a power supply device which comprises the key structure, wherein the key structure is used for controlling the on-off of the power supply device.

In still another aspect, the present utility model provides an electronic atomization device, including an atomizer and the power supply device described above, where the power supply device is connected with the atomizer.

According to the key structure, the power supply device and the electronic atomization device provided by the embodiment of the utility model, the integrally formed elastic reset structure is arranged on the shell, the push switch is arranged in the shell, the key which can move relative to the push switch is movably connected to the shell, the elastic reset structure is abutted against one side of the key, which faces the push switch, of the push switch, the elastic reset structure is utilized to provide an elastic reset force for the key, and meanwhile, the integrally formed elastic reset structure is utilized to ensure that the key cannot move and misplacement relative to the shell in the pressing and resetting processes, so that the key clamping stagnation problem caused by the fact that the elastic piece moves relative to the key or the shell support when the elastic piece is arranged between the key and the shell support in the shell in the prior art is solved, and the smoothness of the key is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a key structure according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a bracket of a key structure according to an embodiment of the present utility model.

Reference numerals:

1-a shell, 11-a key opening, 12-a shell and 13-a bracket;

2-elastic reset structure, 21-elastic arm, 211-elastic section, 212-connecting section and 213-bending section;

3-pressing the switch;

4-key, 41-pressing part, 42-contact part, 43-clamping part;

a 5-elastic connection; 6-circuit board.

Detailed Description

Various aspects and features of the present utility model are described herein with reference to the accompanying drawings.

It should be understood that various modifications may be made to the embodiments of the application herein. Therefore, the above description should not be taken as limiting, but merely as exemplification of the embodiments. Other modifications within the scope and spirit of the utility model will occur to persons of ordinary skill in the art.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and, together with a general description of the utility model given above, and the detailed description of the embodiments given below, serve to explain the principles of the utility model.

These and other characteristics of the utility model will become apparent from the following description of a preferred form of embodiment, given as a non-limiting example, with reference to the accompanying drawings.

It is also to be understood that, although the utility model has been described with reference to some specific examples, a person skilled in the art will certainly be able to achieve many other equivalent forms of the utility model, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.

The above and other aspects, features and advantages of the present utility model will become more apparent in light of the following detailed description when taken in conjunction with the accompanying drawings.

Specific embodiments of the present utility model will be described hereinafter with reference to the accompanying drawings; however, it is to be understood that the disclosed embodiments are merely exemplary of the utility model, which can be embodied in various forms. Well-known and/or repeated functions and constructions are not described in detail to avoid obscuring the utility model in unnecessary or unnecessary detail. Therefore, specific structural and functional details disclosed herein are not intended to be limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present utility model in virtually any appropriately detailed structure.

The specification may use the word "in one embodiment," "in another embodiment," "in yet another embodiment," or "in other embodiments," which may each refer to one or more of the same or different embodiments in accordance with the utility model.

Fig. 1 and fig. 2 show schematic structural diagrams of a key structure according to an embodiment of the present utility model. As shown in fig. 1 and 2, a first embodiment of the present utility model provides a key structure, including: the shell 1, the push switch 3 and the key 4 are integrally formed with an elastic reset structure 2; a push switch 3 provided in the housing 1; the key 4 is movably connected to the housing 1 and is movable relative to the push switch 3. The elastic reset structure 2 is abutted to one side of the key 4 facing the press switch 3, and is used for providing an elastic reset force for the key 4 to be far away from the press switch 3.

Specifically, when the key structure is used, the key 4 movably connected to the casing 1 can move towards the press switch 3 when receiving external pressing force and acts on the press switch 3 to conduct a circuit of the press switch 3, meanwhile, the key 4 can act on the elastic reset structure 2 when moving towards the press switch 3, and the elastic reset structure 2 generates elastic deformation and accumulated elasticity; when the pressing force borne by the key 4 disappears or the key 4 is subjected to the pressing force again, the accumulated elastic force is used as an elastic reset force to push the key 4 to move away from the press switch 3 for quick reset, and the circuit of the press switch 3 is disconnected, so that the key structure is utilized to realize the on-off of the circuit.

According to the key structure provided by the embodiment of the utility model, the integrally formed elastic reset structure 2 is arranged on the shell 1, the push switch 3 is arranged in the shell 1, the key 4 which can move relative to the push switch 3 is movably connected to the shell 1, the elastic reset structure 2 is abutted against one side of the key 4 facing the push switch 3, the elastic reset structure 2 is utilized to provide an elastic reset force for the key 4, and meanwhile, the elastic reset structure 2 integrally formed on the shell 1 is utilized to ensure that the key 4 cannot move and misplacement relative to the shell 1 in the pressing and resetting processes, so that the key clamping problem caused by the movement of the elastic element relative to the key 4 or the shell support in the prior art is solved, and the smoothness of the key is ensured.

In some embodiments, as shown in fig. 1 and 2, the casing 1 is provided with a key opening 11, and the elastic restoring structure 2 is disposed around the periphery of the key opening 11;

one end of the key 4 is positioned outside the key opening 11, and the other end of the key 4 is arranged through the key opening 11 and is abutted against the push switch 3.

In this embodiment, a key opening 11 is disposed on the housing 1, a push switch 3 is disposed at a position corresponding to the key opening 11 in the housing 1, a key 4 is disposed through the key opening 11 and abuts against the push switch 3, a space between the key opening 11 and the push switch 3 is a push space, an elastic reset structure 2 is disposed around the periphery of the key opening 11 in the housing 1, a middle position of the key 4 can abut against the push switch 3, a peripheral position of the key 4 abuts against the elastic reset structure 2, and the key 4 is ensured to move smoothly towards and away from the push switch 3, and an elastic reset force is accumulated by utilizing the action of the peripheral position of the key 4 and the elastic reset structure 2 and acts against the key 4 by utilizing the elastic reset force to effectively push the key 4 to reset.

In some embodiments, as shown in fig. 1, the key 4 includes a pressing portion 41 and a contact portion 42 connected to the pressing portion 41; the pressing part 41 is at least partially located outside the key opening 11, and the contact part 42 is arranged through the key opening 11 and contacts with the pressing switch 3;

the elastic return structure 2 is abutted against one side of the pressing portion 41 facing the pressing switch 3.

The pressing part 41 is connected with the contact part 42 to form a T-shaped structure, the pressing part 41 is at least partially positioned outside the key opening 11, and the contact part 42 is penetrated through the key opening 11 and is contacted and abutted with the pressing switch 3, so that a certain movable stroke of the key 4 along the pressing direction can be ensured, and the contact part 42 can reliably act on the pressing switch 3; the pressing part 41 is formed with an annular connecting part surrounding the contact part 42 on the side facing the pressing switch 3, and the annular connecting part is connected with an elastic reset structure 2 arranged around the periphery of the key opening 11, so that the smooth and smooth movement of the key 4 is ensured.

In some embodiments, as shown in fig. 1, a clamping portion 43 is further disposed on a side of the pressing portion 41 facing the contact portion 42, the clamping portion 43 is clamped with an inner side wall of the housing 1, a movable distance along a pressing direction is defined between the clamping portion 43 and the pressing portion 41, the movable distance is used for limiting a movable stroke of the key 4 relative to the housing 1 along the pressing direction, damage caused by excessive stress of the pressing switch 3 can be avoided, and the key 4 is prevented from being separated from the housing 1 during resetting.

In some specific embodiments, the side wall of the key opening 11 is further provided with a protruding stopper, and the stopper is located on the movable spacing bracket, where when the key is pressed to the side of the pressing portion 41 facing the contact portion 42 and abuts against the stopper, the key 4 is located at a pressing limit position, and when the key 4 is reset to the side of the engaging portion 43 facing the pressing portion 41 and abuts against the stopper, the key 4 is located at a resetting limit position.

It can be understood that, when the key 4 is in the depressed limit position, the pressing portion 41 may abut against the outer side wall of the housing 1; in the reset limit position of the key 4, the engaging portion 43 may abut against the inner side wall of the housing 1, that is, the housing 1 may not need to be provided with the above-mentioned stopper alone.

In some embodiments, as shown in fig. 1 and 2, the elastic restoring structure 2 includes at least two elastic arms 21 circumferentially spaced along the key opening 11, at least one end of each elastic arm 21 is integrally connected to the housing 1, and each elastic arm 21 has an elastic section 211 elastically contacting the pressing portion 41 toward the pressing switch 3.

The elastic section 211 has a first contact surface facing the pressing portion 41, and the annular connecting portion of the pressing portion 41 facing the side of the pressing switch 3 has a second contact surface in contact engagement with the first contact surface, and the range of action of the elastic section 211 and the pressing portion 41 is increased by the surface-to-surface contact to provide a sufficient elastic restoring force.

In some embodiments, one end of each elastic arm 21 is connected to a side wall of the key opening 11, and the other end is suspended toward the middle of the key opening 11 to form the elastic section 211.

In this embodiment, the elastic arm 21 extends from one side of the key opening 11 toward the key opening 11, one end of the elastic arm 21 is fixed on the side wall of the key opening 11, the other end is suspended, and the suspended end forms the elastic section 211, so that the elastic section 211 can swing up and down, and has a better elastic capability.

In other embodiments, two ends of each elastic arm 211 are respectively connected to a side wall of the button hole 11, and a middle portion of the elastic arm 21 is suspended in the button hole 11 to form an elastic section 211 elastically contacting with the pressing portion 43.

In order to ensure that the elastic arms 21 have enough elastic sections 211 that elastically contact the pressing portion 41 toward the pressing switch 3, in this embodiment, two ends of each elastic arm 211 may be connected to the side wall of the key opening 11, and the elastic sections 211 are formed at the middle position of the elastic arms 211, so that the effective contact between the elastic sections 211 and the pressing portion 41 is ensured, and thus a sufficient elastic restoring force is provided.

In some embodiments, as shown in fig. 1 and 2, each elastic arm 21 further includes a connecting section 212 and a bending section 213, one end of the connecting section 212 is connected to the sidewall of the key opening 11, one end of the bending section 213 is connected to the other end of the connecting section 212 and bends toward one side of the key 4, and the elastic section 211 is formed at the other end of the bending section 213 away from the connecting section 212.

In this embodiment, by providing the connecting section 212 and the bending section 213, a larger compressible deformation space can be formed in the pressing direction of the key 4, so as to increase the elastic capability of the elastic arm 21 and provide a sufficient elastic restoring force.

In some embodiments, as shown in fig. 1 and 2, the housing 1 includes a casing 12 and a bracket 13 disposed in the casing 12, and the bracket 13 and the casing 12 are both provided with the key opening 11;

wherein, the push switch 3 is arranged in the bracket 13, one part of the key 4 is positioned outside the shell 12, and the other part is positioned in the shell 12 and is movably connected with the bracket 13; the elastic restoring structure 2 is integrally formed with the housing 12 or the bracket 13.

In this embodiment, the housing 1 is provided with the outer shell 12 and the bracket 13 arranged in the outer shell 12, so that rapid assembly of each component of the key structure can be realized. For example, the elastic reset structure 2 may be integrally formed with the support 13, then the push switch 3 is mounted at a position corresponding to the key opening 11 in the support 13, and then the key 4 is assembled, and finally the outer shell 12 is sleeved and assembled on the outer periphery of the support 13, so that the assembly of the push switch 3 and the assembly of the key 4 and the elastic reset structure 2 are facilitated, and the key 4 can be effectively and movably mounted in the housing 1, and the key 4 is prevented from falling off.

The housing 12 and the bracket 13 may be of a split type structure, so that rapid assembly of each component of the key structure is achieved by the above-described assembly method. The housing 12 and the bracket 13 may be integrally formed, for example, the elastic restoring structure 2 may be integrally formed with the housing 12 or the bracket 13 by injection molding, and the housing 12 and the bracket 13 may be integrally injection molded. At this time, the push switch 3 may be assembled in the bracket 13 from the opening end of the bracket 13, the push switch 3 may be aligned with the key opening 11, and then the key 4 may be fastened to the housing 12 from the outside of the housing 1.

In some embodiments, as shown in fig. 1, an elastic connection piece 5 is further disposed between the push switch 3 and the key 4, and the elastic connection piece 5 is connected to the push switch 3 or the key 4.

The elastic connecting piece 5 can be used for providing buffer force between the key 4 and the push switch 2, so that the key 4 is prevented from being in hard contact with the push switch 2, and damage is avoided to the key 4 and the push switch; the elastic connecting piece 5 can also provide part of elastic restoring force far away from the push switch 3 for the key 4, so that the situation that the key 4 cannot be restored in time due to too small elastic force of the elastic restoring structure 2 is avoided.

When assembled, the elastic connecting piece 5 can be sleeved at one end of the key 4 facing the push switch 3, or the elastic connecting piece 5 can be directly sleeved on the push switch 3.

As shown in fig. 1, the key structure further includes a circuit board 6, wherein the push switch 3 may be integrated with the circuit board 6, and the push switch 3 is fixed in the bracket 13 of the housing 1 through the circuit board 6.

In some embodiments, the elastic connection 5 and/or the elastic restoring structure 2 are made of a silicone material.

In some embodiments, the arm thickness of the elastic arm 21 is 1mm to 2mm in the direction along which the key 4 is pressed, ensuring that the elastic arm 21 has sufficient structural strength and elastic properties.

The silica gel piece is high-temperature resistant, ageing and cracking rate is low and service life is long when guaranteeing elastic reset. The material of the elastic connection member 5 and/or the elastic restoring member 2 may be an elastomer material such as TPE (Thermoplastic Elastomer). TPE has better thermoplasticity, can recycle, and can injection moulding, processing is convenient.

A second embodiment of the present utility model provides a power supply device, including the above-mentioned key structure, where the key structure is used to control on/off of the power supply device.

The power supply device can be a power supply device of the electronic cigarette, and comprises a battery rod, wherein the shell of the battery rod can act on the shell 1, and other parts of the key structure are arranged on the shell, namely the battery rod can serve as the power supply device.

A third embodiment of the present utility model provides an electronic atomization device, which includes an atomizer and the power supply device described above, where the power supply device is connected with the atomizer.

The electronic atomization device can be an electronic cigarette atomization device, and the electronic cigarette atomization device comprising the power supply device can avoid continuous output of atomizing gas by an atomizer of the electronic cigarette atomization device, so that the smoking is burnt, and the performance of the atomizer and the smoking experience of a user are improved.

The electronic atomization device can also be applied to other electronic products with switch keys, and the electronic products comprise, but are not limited to, common electrical appliances such as kettles, water dispensers, sockets, mobile power supplies and the like.

The power supply device and the electronic atomizing device correspond to the key structures of the above embodiments, and any optional option in the key structure embodiments is also applicable to the embodiments of the power supply device and the electronic atomizing device, which are not described herein.

The above description is only illustrative of the preferred embodiments of the present utility model and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the disclosure referred to in the present utility model is not limited to the specific combinations of technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the spirit of the disclosure. Such as the above-mentioned features and the technical features disclosed in the present utility model (but not limited to) having similar functions are replaced with each other.

Moreover, although operations are depicted in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order. In certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limiting the scope of the utility model. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.

Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are example forms of implementing the claims.

Claims

1. A key structure, comprising:

the shell is integrally formed with an elastic reset structure;

the push switch is arranged in the shell;

2. The key structure according to claim 1, wherein the housing is provided with a key opening, and the elastic reset structure is provided around the periphery of the key opening;

3. The key structure according to claim 2, wherein the key includes a pressing portion and a contact portion connected to the pressing portion; the pressing part is at least partially positioned outside the key opening, and the contact part penetrates through the key opening and is contacted with the pressing switch;

4. The key structure according to claim 3, wherein a side of the pressing portion facing the contact portion is further provided with a clamping portion, the clamping portion is clamped with an inner side wall of the housing, a movable distance along a pressing direction is defined between the clamping portion and the pressing portion, and the movable distance is used for limiting a movable stroke of the key relative to the housing along the pressing direction.

5. A key structure according to claim 3, wherein said elastic restoring structure comprises at least two elastic arms arranged at intervals along the circumferential direction of said key opening, at least one end of each of said elastic arms is integrally connected to said housing, and each of said elastic arms has an elastic section elastically contacting with said pressing portion toward the pressing switch side.

6. The key structure of claim 5, wherein one end of each of the elastic arms is connected to a side wall of the key opening, and the other end of each of the elastic arms is suspended toward a middle of the key opening to form the elastic section.

7. The key structure according to claim 6, wherein each elastic arm further comprises a connecting section and a bending section, one end of the connecting section is connected to the side wall of the key opening, one end of the bending section is connected to the other end of the connecting end and bends towards one side of the key, and the elastic section is formed at the other end of the bending section away from the connecting section.

8. The key structure according to any one of claims 2 to 7, wherein the housing includes a casing and a bracket provided in the casing, the bracket and the housing each being provided with the key opening;

9. The key structure according to claim 1, wherein an elastic connection member is further provided between the push switch and the key, and the elastic connection member is connected to the push switch or the key.

10. The key structure according to claim 9, wherein the elastic connection member and/or the elastic return structure are/is made of a silicone material.

11. The key structure according to claim 5, wherein an arm thickness of the elastic arm is 1mm to 2mm in a direction along the key depression.

12. A power supply device, characterized by comprising a key structure according to any one of claims 1-11 for controlling the on-off of the power supply device.

13. An electronic atomizing device, comprising an atomizer and the power supply device of claim 12, wherein the power supply device is connected to the atomizer.