CN112837955A

CN112837955A - Key mechanism and wearable equipment with same

Info

Publication number: CN112837955A
Application number: CN202011625181.9A
Authority: CN
Inventors: 李树鹏; 谭树民; 王平平
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-25

Abstract

The invention discloses a key mechanism and wearable equipment with the same, wherein the key mechanism comprises: the device comprises a shell, a control unit and a control unit, wherein a trigger key for connecting a controller is arranged in the shell; the driving lever comprises a connecting portion and a shifting portion, the connecting portion is used for being connected with the machine shell, the shifting portion is used for contacting or being far away from the trigger key to achieve a trigger effect, the shifting portion is connected with the connecting portion, and the connecting portion is an elastic material piece capable of elastically stretching. The connecting part is connected with the shell, and the connecting part has elastic telescopic capacity, so that the shifting part can conveniently move for a certain distance under the action of external force so as to trigger the trigger key, and the shifting part can smoothly recover the initial position without the action of external force, thereby conveniently realizing repeated and repeated operation.

Description

Key mechanism and wearable equipment with same

Technical Field

The invention relates to the technical field of electronic equipment, in particular to a key mechanism. In addition, the invention also relates to wearable equipment comprising the key mechanism.

Background

The intelligent watch has information processing capacity and meets the basic technical requirements of the watch. It is similar to a personal digital assistant in that it can be used to indicate time and also has one or more of the functions of reminding, navigating, calibrating, monitoring, interacting, etc., such as compass, pedometer, touch screen, global positioning system, and as mass storage device, etc., and the display modes include pointer, number, image, etc. The screen display content is more and more, and the screen display control is mainly realized through a touch screen or dial plate rotation.

However, in the case of a failure of the touch screen, for example, under water or in an environment with high humidity, the touch screen cannot be affected by a finger touch.

In summary, how to implement the operation of the watch under the above environment is a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of this, the present invention provides a key mechanism, which can implement operations without a touch screen, and can implement operations under water or in a humid environment, so as to implement operations more conveniently.

Another object of the present invention is to provide a wearable device comprising the above-mentioned key mechanism.

In order to achieve the above purpose, the invention provides the following technical scheme:

a key mechanism comprising:

the device comprises a shell, a control unit and a control unit, wherein a trigger key for connecting a controller is arranged in the shell;

the shifting rod comprises a connecting part and a shifting part, wherein the connecting part is used for being connected with the shell, the shifting part is used for being in contact with or being far away from the trigger key so as to achieve a trigger effect, the shifting part is connected with the connecting part, and the connecting part is an elastic material piece capable of elastically stretching.

Preferably, the connecting part is a TPU piece, the shifting part is a hard piece, and the connecting part is connected with the shifting part through double-shot injection molding.

Preferably, the connecting part is of a square structure, and the shifting part penetrates through the connecting part.

Preferably, the connecting part and the shifting part are in sealing connection, and/or the connecting part and the machine shell are in sealing connection, so that water proofing in the machine shell is realized.

Preferably, the part of the toggle part, which is positioned outside the casing, is provided with anti-skid grains.

Preferably, the poking part is an ABS part, and/or the connecting part is connected with the machine shell in an ultrasonic welding mode.

Preferably, the toggle part is provided with a rotating shaft hinged with the machine shell.

Preferably, the number of the trigger keys is two, the toggle part is provided with two trigger ends, the trigger ends are located at two sides of the rotating shaft, and when the toggle part rotates forwards or backwards around the rotating shaft, one of the trigger ends contacts the corresponding trigger key.

Preferably, the part of the toggle part located inside the casing is a v-21274h-shaped structure, the extending parts at two sides of the toggle part are the trigger ends, and the middle part of the toggle part is provided with the rotating shaft.

A wearable device comprises a key mechanism, wherein the key mechanism is any one of the key mechanisms.

The connecting part in the key mechanism is connected with the shell, and the connecting part has elastic telescopic capacity, so that the shifting part can conveniently move for a certain distance under the action of external force, and the triggering key is triggered. The toggle part is connected to the shell by utilizing the elastic characteristic of the connecting part, so that the operation effect of the toggle part cannot be influenced even if the toggle part is repeatedly used for many times; meanwhile, due to the elastic telescopic characteristic, the shifting part can smoothly restore the initial position without external force, and repeated operation is conveniently realized. The application also provides wearable equipment comprising the key mechanism.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view of a wearable device provided by the present invention;

fig. 2 is a schematic structural diagram of a key mechanism provided in the present invention.

In fig. 1-2, the reference numerals include:

1 is a deflector rod, 11 is a connecting part, 12 is a deflector part, 121 is a first trigger end, 122 is a second trigger end, and 13 is a rotating shaft;

2 is a trigger key, 21 is a first trigger key, and 22 is a second trigger key.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The key mechanism can realize the operation without a touch screen, can realize the operation in an underwater or humid environment, and is more convenient to realize the operation.

Another core of the invention is to provide a wearable device comprising the key mechanism.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic view of a wearable device provided in the present invention; fig. 2 is a schematic structural diagram of a key mechanism provided in the present invention.

The application provides a key mechanism, and this key mechanism mainly used wearable equipment, key mechanism's structure includes casing, driving lever 1 and trigger key 2.

A trigger key 2 used for connecting a controller is arranged in the shell; the trigger key 2 is a press key or a contact key, and is connected to a controller in the wearable device, so that the controller can trigger a corresponding signal or current after being pressed or contacted, so that the controller can implement a corresponding function.

The shifting lever 1 comprises a connecting portion 11 and a shifting portion 12, wherein the connecting portion 11 is used for being connected with a machine shell, the connecting portion 11 is connected with the machine shell and has certain elastic expansion capacity, and the connecting portion 11 can be made of elastic materials so that the shifting portion 12 connected to the connecting portion can move relative to the machine shell.

The toggle part 12 is used to move to contact or move away from the trigger key 2 to achieve a triggering effect. Toggle portion 12 fixed connection is in connecting portion 11, and connecting portion 11 is elastic material spare that can elastically stretch out and draw back to make toggle portion 12 can realize moving under the exogenic action, and can realize resetting of toggle portion 12 after the exogenic action is cancelled.

Specifically, the dial portion 12 has a portion located inside the housing and a portion located outside the housing, the two portions being fixed as a single body, the portion located inside the housing being contactable with the trigger key 2, and the portion located outside the housing being operable by a human hand. When the toggle part 12 is acted by external force, the toggle part 12 can move to a preset position, and when the position is reached, the toggle part 12 contacts or is far away from the trigger key 2, so that the triggering or the releasing of the function is realized.

In a preferred embodiment, under the action of no external force, the toggle part 12 is far away from the trigger key 2, the trigger key 2 is in an initial state, when the external force acts on the toggle part 12, and the part of the toggle part 12 located in the casing moves to a preset position, the part can contact the trigger key 2 to realize triggering, so that the controller acquires a trigger signal of the trigger key 2 to realize a corresponding operation effect.

In the above-mentioned structure that this application provided, connecting portion 11 is connected in the casing, because it has certain elastic expansion ability, can be convenient for toggle portion 12 realizes the removal of certain distance when receiving the exogenic action to trigger above-mentioned trigger key 2. The toggle part 12 is connected to the shell by the elastic characteristic of the connecting part 11, and the operation effect of the toggle part 12 cannot be influenced even if the toggle part is repeatedly used for many times; meanwhile, due to the elastic characteristic, the shifting part 12 can smoothly restore the initial position without external force, and the operation is convenient to realize.

On the basis of the above embodiments, the connecting portion 11 is a TPU, the toggle portion 12 is a hard member, and it should be noted that the TPU is a thermoplastic polyurethane elastomer rubber member, and the TPU has the characteristics of high tension, high tensile force, toughness, aging resistance and the like.

The connecting portion 11 and the toggle portion 12 may be integrally formed, and specifically, may be integrally formed by two-shot injection molding.

It should be noted that the connection portion 11 and the toggle portion 12 are formed by two-shot injection molding to realize connection of different material structures, the connection portion 11 needs to have elastic expansion capability, the toggle portion 12 needs to have certain hardness, the connection portion 11 and the toggle portion may be made of other materials, and of course, the connection portion 11 and the toggle portion may be formed by other connection methods besides the two-shot injection molding method.

Alternatively, the toggle portion 12 may also be made of the same material as the connecting portion 11, as long as the requirement for pressing the trigger key 2 is satisfied.

It should be noted that the bijection molding has the effects of convenient processing and easy realization, and also has the effects of tight and sealed structural connection, and can ensure seamless connection and difficult water leakage for the structure with waterproof requirement.

Optionally, the toggle portion 12 is specifically an ABS member, and optionally, other hard material members may also be used. The ABS plastic is a terpolymer of three monomers of acrylonitrile (A), butadiene (B) and styrene (S).

In the above embodiment, the connecting portion 11 is a square structure, and the toggle portion 12 passes through the connecting portion 11. Referring to fig. 2, the toggle portion 12 is disposed through the middle of the connecting portion 11, and two sides of the connecting portion 11 may be an inner portion of the housing and an outer portion of the housing, respectively, the passing refers to a position relationship, and is not a production and connection process, and the above structure may also be implemented by a double injection molding.

Besides the above-mentioned two-shot injection molding, the present application also provides a connection mode by gluing, sealing by a sealing element, etc., so that the connection part 11 and the toggle part 12 are in sealing connection.

In addition, the connection part 11 and the casing can be hermetically connected in the above manner to achieve water resistance in the casing.

Alternatively, the connection portion 11 and the housing may be connected by ultrasonic welding. Considering that the housing is of a plastic structure and the connection portion 11 is made of a plastic material with certain elasticity, the two can be stably connected by ultrasonic welding. Alternatively, the connection portion 11 and the housing may be connected by other methods, such as an adhesive method, or a sealing method using a sealing member based on a snap connection.

In the above-mentioned structure, in order to guarantee the stability of connecting portion 11 and casing junction, connecting portion 11 specifically is smooth connection with the casing of being connected with it, avoids appearing stress concentration, avoids because of appearing the protruding position on the size, and leads to stirring portion 12 to remove obstructed problem.

In a specific embodiment, the part of the toggle part 12 located outside the housing is provided with anti-slip lines, so that when the toggle part 12 is operated by fingers, a stable application of toggle force can be realized.

In the above embodiments, the moving and resetting of the toggle part 12 in the housing can be realized by the connection part 11, and the connection part 1 is specifically the same as the housing connected therewith, such as a smooth arc-shaped sheet structure, a flat plate structure, and the like. Of course, if the toggle portion 12 is accurately reset, the reset may be realized by other structures.

On the basis of any of the above embodiments, the toggle part 12 is provided with a rotating shaft 13 hinged with the housing. Referring to fig. 2, a rotating shaft 13 is disposed on a portion of the toggle part 12 located in the housing, and the rotating shaft 13 is used for realizing the hinge joint between the toggle part 12 and the housing, so that the toggle part 12 can be smoothly reset without external force.

On the basis of the above embodiment, the number of the trigger keys 2 is specifically two, the toggle part 12 has two trigger ends, the two trigger ends are respectively located at two sides of the rotating shaft 13, and when the toggle part 12 rotates around the rotating shaft 13 in the forward direction or in the reverse direction, one of the trigger ends contacts the corresponding trigger key 2.

Referring to fig. 2, the part of the toggle part 12 located in the housing is provided with two triggering ends, including a first triggering end 121 and a second triggering end 122, and two triggering keys 2, including a first triggering key 21 and a second triggering key 22, are provided in the housing. The first triggering end 121 corresponds to the position of the first triggering key 21, and the second triggering end 122 corresponds to the position of the second triggering key 22.

When the outer end of the toggle part 12 is acted by the force in the direction a, the toggle part 12 rotates around the rotating shaft 13, the first trigger end 121 contacts or presses the first trigger key 21, the trigger effect of the first trigger key 21 is realized, meanwhile, the second trigger end 122 is far away from the second trigger key 22, and the second trigger key 22 is in the initial state or the reset state.

When the outer end of the toggle part 12 is acted by the force in the direction B, the toggle part 12 rotates around the rotating shaft 13, the second trigger end 122 contacts or presses the second trigger key 22, the trigger effect of the second trigger key 22 is realized, meanwhile, the first trigger end 121 is far away from the first trigger key 21, and the first trigger key 21 is in the initial state or the reset state.

In the structure, the two trigger keys 2 can not be in an initial state at the same time, and the driving lever 1 can automatically return to the middle position when the driving lever 1 finishes once driving along the A or B direction.

It should be noted that the first triggering key 21 and the second triggering key 22 may be electric signals transmitted to the controller, and the electric signals should be electric signals with different operation effects, for example, the triggering of the first triggering key 21 correspondingly realizes page up, and the second triggering key 22 correspondingly realizes page down, of course, the operation of the two triggering keys 2 may also be other signals with corresponding relationship effects.

On the basis of the above embodiment, the part of the toggle part 12 located inside the casing is a v-21274, the protruding parts on both sides of the toggle part are trigger ends, and the middle part of the toggle part is provided with a rotating shaft 13. The structure of the v-21274is symmetrical, and the rotating shaft 13 is arranged in the middle of the v-21274, so that the corresponding control effect on two or more than two trigger keys can be conveniently realized.

Alternatively, when the number of the triggering keys 2 is two or more, the striking part 12 of the v-21274h-shaped structure may be used, but a bifurcated structure having a plurality of protruding parts may be used.

The material of connecting portion 11 to driving lever 1 improves in this application, because adopts the TPU piece that has the elastic action as connecting portion 1, consequently can not lead to connecting portion 11 and casing to separate because of the many reciprocating motion of driving lever. Meanwhile, the connecting part 11 and the machine shell are welded together through ultrasonic waves, the connecting part 11 and the shifting part 12 are subjected to bijection injection molding, and the waterproof effect can be further guaranteed.

The application provides a button mechanism can be used for solving wearable equipment's operation, specifically can be for the operation to the screen under the touch-sensitive screen failure state, and failure state specifically indicates that cracked, the unable operation of touch-sensitive screen appear in the screen, or in under water and the great environment of humidity, the touch effect seriously reduces, perhaps the hand is worn equipment and is led to the touch when being controlled, can't use the finger touch. Under the above condition, can realize convenient operation through the key mechanism that this application provided, can avoid increasing the outside occupation space of wrist strap or volume scheduling problem because of the dial plate is adjusted.

In addition to the main structure and connection relationship of the key mechanism provided in the above embodiments, the present invention also provides a wearable device including the key mechanism disclosed in the above embodiments, and the wearable device includes a main body structure and the above key mechanism provided on the main body structure.

Optionally, the trigger keys 2 are trigger keys for switching screens, and when the number of the trigger keys 2 is greater than or equal to two, different trigger keys 2 are used for respectively turning up and turning down the screen.

Optionally, the button mechanism may be further used to control other functions of the wearable device.

Optionally, the wearable device may be a watch, a bracelet, and other electronic devices that can be worn by the user.

For the structure of other parts of the wearable device, please refer to the prior art, which is not described herein again. The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The wearable device and the key mechanism provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A key mechanism, comprising:

the device comprises a shell, wherein a trigger key (2) used for connecting a controller is arranged in the shell;

the shifting lever (1) comprises a connecting portion (11) used for being connected with the shell and a shifting portion (12) used for being in contact with or being far away from the trigger key (2) to achieve a trigger effect, the shifting portion (12) is connected to the connecting portion (11), and the connecting portion (11) is an elastic material piece capable of elastically stretching.

2. A key mechanism according to claim 1, characterised in that said connecting part (11) is a TPU piece and said toggle part (12) is a hard piece.

3. A key mechanism according to claim 2, wherein said connecting portion (11) is of a square structure, and said toggle portion (12) is inserted into said connecting portion (11).

4. A key mechanism according to claim 2, characterised in that said connecting part (11) and said toggle part (12) are sealingly connected and/or that said connecting part (11) and said housing are sealingly connected for waterproofing inside said housing.

5. A key mechanism according to claim 2, characterised in that the portion of said toggle part (12) outside said casing is provided with anti-slip threads.

6. A key mechanism according to claim 2, characterised in that said toggle part (12) is an ABS-piece and/or said connection part (11) is connected to said housing by ultrasonic welding.

7. A key mechanism according to any of claims 1-6, characterized in that said toggle part (12) is provided with a rotation shaft (13) hinged to said housing.

8. The key mechanism according to claim 7, wherein the number of said triggering keys (2) is two, and said toggle part (12) has two triggering ends, said triggering ends are located at two sides of said rotating shaft (13), and when said toggle part (12) rotates forward or backward around said rotating shaft (13), one of said triggering ends contacts the corresponding triggering key (2).

9. The key mechanism according to claim 8, characterized in that the part of the toggle part (12) located inside the housing is a v-21274h-shaped structure, the protruding parts of the two sides of which are the triggering ends, and the middle part of which is provided with the rotating shaft (13).

10. A wearable device comprising a key mechanism, wherein the key mechanism is as claimed in any one of claims 1 to 9.