CN218277251U - Key electrostatic discharge structure and wearable equipment - Google Patents

Abstract

The utility model belongs to dress type equipment discloses a button electrostatic discharge structure and wearable type equipment, wherein button electrostatic discharge structure includes hollow structure's metal barre pipe, the metal key pole that passes hollow structure, and the electric conductor of being connected with metal barre pipe electricity, electric conductor ground connection, be provided with telescopic metal marble between metal key pole and the metal barre pipe, wherein the metal marble through with metal barre pipe contact, switch on metal key pole and metal barre pipe, make metal key pole, the metal marble, metal barre pipe and electric conductor form the conducting path, in order to dredge static. It can be seen that, the utility model discloses a metal marble that adds has formed conductive path to guarantee that static is dredged in time, can not get into inside the equipment, thereby make the wearable class equipment internal part that is provided with this button electrostatic discharge structure can not damaged by static, keep good performance and life, promoted user's stickness and experience effect.

Description

Key electrostatic discharge structure and wearable equipment

Technical Field

The utility model relates to a dress type equipment technical field especially relates to a button electrostatic discharge structure and wearable type equipment.

Background

Along with the quick improvement of information-based level, wearing class equipment such as intelligent wrist-watch, bracelet are more and more popularized. When the equipment is worn, because the environment or the human body carries static electricity, in the process of operating the equipment, especially when the keys of the operating equipment are pressed, the static electricity can enter the inside of the equipment through the keys, damages are caused to devices inside the equipment, and the performance of the equipment is influenced or even the service life is reduced.

In view of the technical problems, there is a need in the art to design a key electrostatic discharge structure to reliably discharge static electricity and prevent the static electricity from damaging the device.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the utility model provides a button static electricity discharge structure and wearable class equipment, forms the electrically conductive route through set up the metal marble between metal button pole and metal barre pipe to reliably dredge static, protected the inside device of equipment.

In order to solve the technical problem, the technical scheme of the utility model is that:

a key electrostatic discharge structure comprises a metal bar pipe with a hollow structure, a metal key rod penetrating through the hollow structure, and a conductor electrically connected with the metal bar pipe, wherein the conductor is grounded, a telescopic metal marble is arranged between the metal key rod and the metal bar pipe, and the metal marble is contacted with the metal bar pipe to conduct the metal key rod and the metal bar pipe, so that the metal key rod, the metal marble, the metal bar pipe and the conductor form a conductive path to dredge static electricity.

Preferably, the metal marble is mounted on the metal key rod; at least one metal marble is arranged on the metal key rod.

The metal key rod is provided with a mounting groove, an elastic part in a compression state is arranged in the mounting groove, the metal marble is mounted on the elastic part, and the metal marble is arranged at a position, close to a notch of the metal bartube, of the mounting groove.

Preferably, the metal marble is rotatably connected with one end of the elastic member, and the rotation direction of the metal marble is at least the same as the telescopic direction of the metal key rod.

Preferably, all the metal marbles are uniformly arranged on the metal key rod.

Preferably, the elastic member is a spring.

Preferably, the metal bar pipe and the conductor are electrically connected through a metal fixing nut, and the metal fixing nut is connected with the metal bar pipe through a thread.

Preferably, a sealing structure is arranged between the metal key rod and the metal bar tube.

Preferably, a metal swivel nut is screwed to an outer peripheral side of the metal key lever, and an outer peripheral side end of the metal swivel nut abuts an inner peripheral side end of the metal bar pipe.

The wearable device comprises a shell and the key electrostatic discharge structure, wherein the key electrostatic discharge structure is mounted on the shell, and the shell has non-conductive performance.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

because the utility model discloses a button electrostatic discharge structure and wearable class equipment, wherein the button electrostatic discharge structure includes hollow structure's metal barre pipe, the metal key-press pole that passes hollow structure, and the electric conductor of being connected with metal barre union coupling, electric conductor ground connection is provided with telescopic metal marble between metal key-press pole and the metal barre pipe, wherein the metal marble through with metal barre pipe contact, switch on metal key-press pole and metal barre pipe, make metal key-press pole, metal marble, metal barre pipe and electric conductor form the conducting path, in order to dredge static. It can be seen that, the utility model discloses an add the metal marble and form reliable static and dredge the route to guarantee that static is in time dredged, can not get into inside the equipment, thereby make the internal device that is provided with the wearable class equipment of this button electrostatic discharge structure can not damaged by static, keep good performance and life, promoted user's stickness and experience effect.

Because be provided with the mounting groove on the metal button pole, be equipped with the elastic component that is in compression state in the mounting groove, installation metal marble on the elastic component, metal marble establishes in the notch department that the mounting groove is close to the metal pipe, and rational arrangement of structure makes metal marble not influence the flexible of metal button pole.

Because the metal marble is rotationally connected with one end of the elastic part, the rotation direction of the metal marble is at least the same as the telescopic direction of the metal key rod, so that the metal marble can rotate along with the telescopic rotation of the metal key rod to ensure the hand feeling of key operation.

All the metal marbles are uniformly arranged on the metal key rod, so that the balance of the metal key rod is kept.

Because the outer periphery of the metal key rod is in threaded connection with the metal rotating nut, and the end part of the outer periphery of the metal rotating nut is abutted against the end part of the inner periphery of the metal bus pipe, the metal bus pipe is reliably installed and fixed, and static electricity can be thoroughly dispersed.

To sum up, the utility model solves the technical problems that the static electricity is not released timely when the key is operated, and the devices inside the equipment are damaged in the prior art; the utility model discloses under the condition that does not influence the key operation and feel, add the metal marble between metal key pole and metal barre pipe, this metal marble switches on metal key pole and metal barre pipe, has formed reliable static and has dredged the route promptly, makes the inside device of wearable class equipment can not damaged by static to guaranteed the performance and the laboratory life-span of equipment, promoted user's stickness and experience effect.

Drawings

FIG. 1 is a schematic diagram of an embodiment of a smart watch with a housing removed;

FIG. 2 is a schematic diagram of a key in an embodiment of the smart watch partially cut away after a case is removed;

FIG. 3 is a cross-sectional view of the electrostatic discharge structure of the button of the present invention

FIG. 4 is an enlarged partial schematic view of the space between the metal marble and the metal bartube;

in the figure: 1-metal key rod, 2-metal bar tube, 3-metal marble, 4-metal fixed nut, 5-electric conductor, 6-metal rotating nut, 7-insulating film, 8-key elastic sheet, 10-shell, 11-smart watch, 12-key electrostatic discharge structure, 13-spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 4, the electrostatic discharge structure 12 for a key according to the embodiment of the first aspect of the present invention includes a metal barre tube 2 having a hollow structure, a metal key rod 1 passing through the hollow structure, and an electric conductor 5 electrically connected to the metal barre tube 2, wherein the electric conductor 5 is grounded, and the ground may be a ground on a circuit board inside a wearable device, and specifically, the electric conductor may be a conductive sheet or the like. A telescopic metal marble 3 is arranged between the metal key rod 1 and the metal bar tube 2, wherein the metal marble 3 is in contact with the metal bar tube 2 to conduct the metal key rod 1 and the metal bar tube 2, so that the metal key rod 1, the metal marble 3, the metal bar tube 2 and the conductor 5 form a conductive path. When the operation button produced static, static transmitted to metal marble 3, metal marble 3 retransmission to metal barre pipe 2, metal barre pipe 2 retransmission to electric conductor 5 through metal button pole 1, and electric conductor 5 transmits to ground, realizes dredging static, avoids static to get into the inside of wearable class equipment.

As shown in fig. 3 and 4, in some embodiments of the present invention, the metal marble 3 is mounted on the metal key lever 1, and the metal marble 3 is mounted on the outer wall of the metal key lever 1; and at least one metal marble 3 is installed on the metal key rod 1, preferably, three or four metal marbles 3 can be installed, and all the metal marbles 3 are uniformly installed on the outer wall of the metal key rod 1 so as to keep the balance of the metal key rod 1, reduce the influence on the expansion and contraction of the metal key rod 1 and ensure the hand feeling of key operation. Specifically, an installation groove is formed in the outer wall of the metal key rod 1, an elastic piece in a compressed state is arranged in the installation groove, a metal marble 3 is installed on the elastic piece, and the metal marble 3 is arranged at a position, close to a notch of the metal cylinder 2, of the installation groove; wherein the elastic member is preferably a spring 13 in a compressed state, the spring 13 being in contact with the metal bayonets 2 against the metal balls 3.

As shown in fig. 4, in some embodiments of the present invention, the metal marble 3 is rotatably connected to one end of the elastic member, and preferably, the rotation direction of the metal marble 3 is at least the same as the expansion direction of the metal key rod 1. The metal marble 3 that the rotation set up can be along with the flexible rotation of metal button pole 1 to guarantee the feel of button operation, reduce the friction between metal marble 3 and the metal barre pipe 2.

As shown in fig. 3, in some embodiments of the present invention, the metal pipe 2 and the electrical conductor 5 are electrically connected through the metal fixing nut 4, and the metal fixing nut 4 is connected with the metal pipe 2 through a screw thread. A metal rotation nut 6 is further screwed to the outer peripheral side of the metal key lever 1, and the outer peripheral side end of the metal rotation nut 6 abuts against the inner peripheral side end of the metal stem 2, so that the metal stem 2 is reliably attached to the housing 10 of the wearable device by the cooperation of the metal rotation nut 6 and the metal fixing nut 4. The insulating film 7 is arranged at the end of the inner side of the metal key rod 1, the corresponding wearable device, such as the smart watch 11, is provided with a key elastic sheet 8 on the circuit board of the smart watch 11, and the key elastic sheet 8 is arranged opposite to the end of the inner side of the metal key rod 1. The inner side is an inner portion close to the smartwatch, and the outer side is an outer portion close to the smartwatch.

As shown in fig. 3, a sealing structure is disposed between the metal key rod 1 and the metal base pipe 2, and specifically, the sealing structure includes a groove and a sealing ring disposed in the groove, and the groove may be disposed on an outer wall of the metal key rod 1. And a sealing structure is also arranged between the outer side of the metal bara pipe 2 and the shell 10 of the intelligent watch 11, and a groove is formed in the outer wall of the metal bara pipe 2. The waterproof and dustproof performance of the key is improved due to the arrangement of the sealing structure.

The utility model discloses button electrostatic discharge structure 12's theory of operation does:

the spring 13 in the compressed state always contacts the metal pin 3 with the metal bar tube 2, and the contact makes the metal key rod 1 and the metal bar tube 2 in the conduction state, so that the metal key rod 1, the metal pin 3, the metal bar tube 2, the metal fixing nut 4, the electric conductor 5 and the ground on the internal circuit board are conducted to form a conductive path. Like this, static just in case inside metal button pole 1 entering intelligence wrist-watch, just can be dredged to realized static release effectively, carried out effectual protection to the inside device of equipment, guaranteed the performance and the life of equipment.

As shown in fig. 1 and fig. 2, according to the wearable device of the second aspect of the present invention, the wearable device includes a housing 10 and a key electrostatic discharge structure 12 according to the first aspect of the present invention, the key electrostatic discharge structure 12 is installed in the housing 10, and the housing 10 has a non-conductive property, which can be realized by, for example, directly making the housing 10 from a non-conductive material, or, providing an insulating layer outside the housing 10, which can also realize a non-conductive property.

After static is dredged by button release structure 12 reliably, static can not get into the inside of wearable class equipment to prevented that the inner part device from being damaged, guaranteed the performance and the life of wearable class equipment, promoted user's stickness and experience effect, and simple structure, easy realization.

The above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, and any modification made within the spirit and principle of the present invention, equivalent to the modification of the button electrostatic discharge structure and wearable device, should be included in the protection scope of the present invention.

Claims (10)

1. A key electrostatic discharge structure comprises a metal bar tube with a hollow structure, a metal key rod penetrating through the hollow structure and a conductor electrically connected with the metal bar tube, wherein the conductor is grounded.

2. The electrostatic discharge structure for key press as claimed in claim 1, wherein said metal ball is mounted on said metal key rod; at least one metal marble is arranged on the metal key rod.

3. The electrostatic discharge structure for key press according to claim 2, wherein a mounting groove is disposed on the metal key rod, an elastic member in a compressed state is disposed in the mounting groove, the elastic member is mounted with the metal ball, and the metal ball is disposed at a notch of the mounting groove near the metal bar tube.

4. The electrostatic discharge structure for push button switch according to claim 3, wherein said metal ball is rotatably connected to one end of said elastic member, and the rotation direction of said metal ball is at least the same as the extension direction of said metal key rod.

5. The electrostatic discharge structure for keypad according to claim 3, wherein all the metal balls are uniformly installed on the metal keypad rod.

6. The electrostatic discharge structure for a push button switch of any one of claims 3 to 5, wherein the elastic member is a spring.

7. The electrostatic discharge structure for keypad according to claim 1, wherein the metal bar tube and the conductive body are electrically connected by a metal fixing nut, and the metal fixing nut is connected with the metal bar tube by a screw thread.

8. The electrostatic discharge structure for keypad according to claim 1, wherein a sealing structure is disposed between the metal keypad rod and the metal bar tube.

9. The electrostatic discharge structure for a keypad according to claim 7, wherein a metal rotation nut is screwed to an outer circumferential side of the metal key rod, and an outer circumferential side end of the metal rotation nut abuts against an inner circumferential side end of the metal bar pipe.

10. A wearable device comprising a housing and a key electrostatic discharge structure as claimed in any of claims 1 to 9, said key electrostatic discharge structure being mounted to said housing, said housing having non-conductive properties.

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