CN103744471A

CN103744471A - Wearable equipment key and circuit thereof

Info

Publication number: CN103744471A
Application number: CN201310749994.2A
Authority: CN
Inventors: 傅明星
Original assignee: Huaqin Telecom Technology Co Ltd
Current assignee: Huaqin Technology Co Ltd
Priority date: 2013-12-31
Filing date: 2013-12-31
Publication date: 2014-04-23
Anticipated expiration: 2033-12-31
Also published as: CN103744471B

Abstract

The invention discloses a wearable equipment key and a circuit thereof. The wearable equipment key comprises a magnet block, a Hall element and an operating lever, wherein the Hall element is arranged in a wearable equipment shell and is connected with a micro processing controller circuit of wearable equipment; the magnet block is slideably arranged and fixed at one end of the operating lever. The wearable equipment key and the circuit thereof provided by the invention have the advantages that multiple functions can be realized, more design spaces can be saved for small-size wearable equipment and the use by users is facilitated.

Description

Wearable equipment key and circuit thereof

Technical Field

The invention relates to the field of electronic communication, in particular to a wearable device key and a circuit thereof.

Background

Wearable intelligent equipment is a general term for applying wearable technology to intelligently design daily wearing and develop wearable equipment, such as glasses, gloves, watches, clothes, shoes and the like.

And general wearing formula smart machine including the function is complete, the size is big, can not rely on smart mobile phone to realize complete or partial function, for example smart watch or intelligent glasses etc to and only be concentrated on a certain kind of application function, need use with other equipment like the cooperation of smart mobile phone, like all kinds of intelligent bracelet, intelligent ornament etc. that carry out the sign monitoring. With the progress of technology and the change of user requirements, the form and application hot spots of wearable smart devices are also changing continuously.

Wearable technology has been receiving much attention in both the international computer science and industry, but due to high cost and complex technology, many related devices only stay in the conceptual field. With the development of the mobile internet, the technical progress, the introduction of high-performance and low-power consumption processing chips, and the like, some wearable devices have been changed from conceptualization to commercialization, new wearable devices are continuously transmitted, and many scientific and technological companies such as google, apple, microsoft, sony, olympus, and the like start to deeply explore in this brand new field.

However, common wearable devices, such as watches, generally have a small size, so that it is inconvenient to set more keys, and if there is one key, a single key can implement multiple functions, so as to save more design space for small-sized wearable devices, and facilitate the use of users.

Disclosure of Invention

The invention aims to provide a wearable device key and a circuit thereof.

The wearable equipment key provided by the invention comprises a magnetic block, a Hall element and an operating rod; the Hall element is arranged in the wearable device shell and is connected with the micro-processing controller circuit of the wearable device; the magnetic block is arranged in a sliding mode and fixed at one end of the operating rod.

The invention also provides a key circuit of the wearable device, which comprises a Hall device chip, a first filter capacitor, a second filter capacitor and a pull-up resistor, wherein a fourth port of the microprocessing controller is connected with a power management unit of the wearable device; the fifth port of the Hall device chip is connected with a micro-processing controller of the wearable device and used for outputting an electric signal to the micro-processing controller; the second port and the sixth port of the Hall device chip are both grounded; one end of the first filter capacitor is connected with the fourth port, and the other end of the first filter capacitor is grounded; one end of the second filter circuit is connected with the fifth port, and the other end of the second filter circuit is grounded; the pull-up resistor is connected between the fourth port and the fifth port.

The wearable equipment key and the circuit thereof provided by the invention can realize multiple functions, save more design space for small-size wearable equipment and are convenient for users to use.

Drawings

Fig. 1 is a schematic view of a wearable device key structure according to a first embodiment of the present invention;

fig. 2 is a schematic view of a connection structure of a hall element and a magnetic block of the wearable device according to the first embodiment of the invention;

fig. 3 is a schematic view of a sliding rail of a hall element of the wearable device according to the first embodiment of the present invention;

fig. 4 and 5 are schematic diagrams illustrating an assembly of an operating rod of a hall element of a wearable device according to a first embodiment of the invention;

fig. 6 is a schematic circuit structure diagram of a key circuit of the wearable device according to the second embodiment of the present invention;

fig. 7 is a schematic view of a knob type slide rheostat of a key circuit of a wearable device according to a second embodiment of the present invention;

fig. 8 is a schematic view illustrating an assembly of a connecting tooth and a tooth slot of a key circuit of a wearable device according to a second embodiment of the present invention;

FIG. 9 is an equivalent circuit diagram of a knob type slide rheostat;

FIG. 10 is a DOME switch block connection schematic;

wherein,

1 card slot and buckle joint part 2 Hall element

3 operating rod 4 knob type slide rheostat

5 DOME switch part 7 magnetic block

8 reset spring 9 deflector rod

10 slide rail and 11 clamping groove

12 buckle 13 tooth groove

14 connecting tooth 15 pressing part

M Hall device chip R1 pull-up resistor

C1 first filter capacitor C2 second filter capacitor

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.

As shown in fig. 1-5 and fig. 7-10, the present embodiment provides a wearable device key, which includes a magnetic block 7, a hall element 2, and an operation rod 3; the Hall element 2 is arranged in the wearable equipment shell and is connected with a micro-processing controller circuit of the wearable equipment; the magnetic block 7 is slidably arranged and fixed at one end of the operating rod 3. As will be understood by those skilled in the art, when the magnetic block 7 slides, the magnetic field of the hall element 2 changes, so as to generate a changing electrical signal. The micro-processing controller can execute preset operation according to the electric signal generated by the Hall element 2.

The wearable equipment key can be provided with the plurality of Hall elements 2, so that the plurality of Hall elements 2 can form a coordinate system, a magnetic field is induced from respective positions to generate corresponding electric signals, the micro-processing controller receives the electric signals generated by the plurality of Hall elements 2 to perform corresponding operation, and the relative operation can be more accurately executed according to the position of the magnetic block 7, which is slid by a user. In the wearable device key provided by the embodiment, the number of the hall elements 2 is two, and the two hall elements 2 are respectively arranged on the upper and lower side parts of the wearable device shell; the magnetic block 7 is arranged between the two Hall elements 2. Those skilled in the art can understand that a user can slide the magnetic block 7 by operating the operating rod 3 to change the magnetic fields induced by the two hall elements 2, so as to generate different electric signals to be sent to the micro-processing controller, and the micro-processing controller can control the wearable device to perform corresponding operations, such as returning to a home page and opening a camera. As can be understood by those skilled in the art, the microprocessor controller controls the wearable device to perform operations according to the received different electrical signals is prior art in the art, and will not be described herein again. When a plurality of Hall elements 2 are arranged, the distance between the adjacent Hall elements 2 is larger than 1 cm, so that the Hall elements 2 can be prevented from generating inductive electric signals to cause misoperation when the magnetic block 7 is slightly displaced. Those skilled in the art can understand that when the electric signal received by the mobile terminal and generated by the hall element 2 through induction lasts for more than 1 second, it is determined that the user has performed the operation on the keys of the wearable device in the embodiment, and then the operation is performed, so as to avoid causing the misoperation.

The magnetic block 7 is cylindrical, a protective layer made of a magnetic conductor material is arranged outside the magnetic block 7, and a user protects the magnetic block 7.

The wearable device key further comprises a sliding rail 10 arranged between the two Hall elements 2, and the sliding rail is used for limiting and ensuring that the sliding track of the sliding block between the two Hall elements 2 is controllable.

A slit is further formed in the side portion of the shell of the wearable device, and one end of the operating rod 3 is arranged inside the shell and is connected with the sliding rail 10 in a sliding mode; the other end of the rod body 3 extends out of the shell from the slit and is fixed with the magnetic block 7. Magnet block 7 as will be understood by those skilled in the art, the operating rod 3 slides along the slit to drive the magnet block 7 to slide along the slide rail 10.

The slit is provided with an edge made of rubber for water resistance.

The wearable device key of the embodiment further comprises a knob type slide rheostat 4 which is connected with the microprocessor controller circuit; the operating rod 3 is also provided with a tooth groove 13, a knob contact piece of the knob type slide rheostat 4 is provided with a connecting tooth 14 matched with the tooth groove 13, and the connecting tooth 14 is clamped in the tooth groove 13. As can be understood by those skilled in the art, the operation rod 3 is rotated to drive the knob contact to rotate, so as to change the resistance of the knob type slide rheostat 4, and further send different electric signals to the microprocessor controller, so as to control the wearable device to perform corresponding operations, such as volume control and the like.

The operating rod 3 comprises a first rod body and a second rod body, and the first rod body is arranged inside the shell; the second rod body extends to the outside of the shell, a clamping groove 11 is formed in the first rod body, and a buckle 12 is arranged on the second rod body. As can be understood by those skilled in the art of the magnetic block 7, the first rod body and the second rod body are fixed through the clamping connection of the clamping groove 11 and the buckle 12, so as to form the complete operating rod 3, and at the same time, the user can detach the operating rod 3 conveniently, and as shown in fig. 1, the clamping groove and the buckle joint portion 1 are schematic mechanical diagrams after the clamping groove and the buckle are clamped.

The wearable device key of the embodiment is further provided with a DOME switch component 5, the DOME switch component 5 is arranged in the slide rail 10, and the slide rail 10 is further internally provided with a shift lever 9 for connecting the operating rod 3; the DOME switch part 5 is connected with the micro-processing controller circuit. Therefore, the operation of the DOME switch component 5 can be realized by pressing the operating rod 3, so that an electric signal is sent to the micro-processing controller, and the micro-processing controller controls the wearable device to execute corresponding operations according to the electric signal, such as starting up, waking up a screen or closing the screen. The microprocessor controller controls the wearable device to execute corresponding operations according to the electrical signal can be realized by the prior art, and details are not repeated here.

The DOME switch is arranged close to the end position, far away from the magnetic block, of the rod body, and the end of the rod body is further provided with a pressing part 15 magnetic block 7, so that the DOME switch component 5 can be conveniently contacted.

And reset springs 8 are arranged between the two Hall components 2 and the magnetic block 7. Thus, when the user finishes the sliding operation, the magnetic block 7 can be automatically reset.

Example two

As shown in fig. 6, the present embodiment provides a key circuit of a wearable device, including a hall device chip M, a first filter capacitor C1, a second filter capacitor C2, and a pull-up resistor R1, where a fourth port VDD of the microprocessor controller is connected to a power management unit of the wearable device, and is used to supply power to the hall device chip M; the fifth port OUT of the Hall device chip M is connected with a micro-processing controller of the wearable device and used for outputting an electric signal to the micro-processing controller; the second port and the sixth port of the Hall device chip M are grounded; one end of the first filter capacitor C1 is connected to the fourth port, and the other end is grounded; one end of the second filter circuit is connected with the fifth port OUT, and the other end of the second filter circuit is grounded; the pull-up resistor R1 is connected between the fourth port VDD and the fifth port OUT. As will be understood by those skilled in the art, when the magnetic field intensity detected by the hall device chip M reaches its set threshold, the hall device chip M is turned on and outputs a low-level interrupt signal to the microprocessor controller, and the microprocessor controller executes a corresponding operation according to the interrupt signal. The Hall device chip M can adopt a chip with model number AH1883-ZG-7 in the prior art.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a wearing formula equipment button which characterized in that: comprises a magnetic block (7), a Hall element (2) and an operating rod (3); the Hall element (2) is arranged in the wearable equipment shell and is connected with a micro-processing controller circuit of the wearable equipment; the magnetic block (7) is arranged in a sliding mode and fixed at one end of the operating rod (3).

2. The wearable device key of claim 1, wherein: the number of the Hall elements (2) is two, and the two Hall elements (2) are respectively arranged on the upper side part and the lower side part of the wearable equipment shell; the magnetic block (7) is arranged between the two Hall elements (2).

3. The wearable device key of claim 2, wherein: the wearable device key further comprises a sliding rail (10) arranged between the two Hall components (2).

4. The wearable device key of claim 3, wherein: a slit is further formed in the side portion of the shell of the wearable device, and one end of the operating rod (3) is arranged in the shell and is in sliding connection with the sliding rail (10); the other end of the rod body (3) extends out of the shell from the slit and is fixed with the magnetic block (7).

5. The wearable device key of claim 4, wherein: the wearable equipment key also comprises a knob type slide rheostat (4) which is connected with the microprocessor controller circuit; the operating rod (3) is also provided with a tooth groove (13), a knob contact piece of the knob type slide rheostat (4) is provided with a connecting tooth (14) matched with the tooth groove (13), and the connecting tooth (14) is clamped in the tooth groove (13).

6. The wearable device key of any of claims 1-4, wherein: the operating rod (3) comprises a first rod body and a second rod body, and the first rod body is arranged inside the shell; the second rod body extends to the outside of the shell, a clamping groove (11) is formed in the first rod body, and a buckle (12) is arranged on the second rod body.

7. The wearable device key of claim 5, wherein: the wearable equipment key is also provided with a DOME switch component (5), the DOME switch component (5) is arranged in the slide rail (10), and a shift lever (9) used for connecting the operating rod (3) is also arranged in the slide rail (10); the DOME switch part (5) is connected with the micro-processing controller circuit.

8. The wearable device key of claim 7, wherein: the DOME switch is arranged at the position close to the end part of the rod body far away from the magnetic block, and a pressing part (15) is further arranged at the end part of the rod body.

9. A wearable device key as claimed in any one of claims 2 to 4, wherein: and reset springs (8) are arranged between the two Hall components (2) and the magnetic block (7).

10. The utility model provides a button circuit of wearing formula equipment which characterized in that: the micro-processing device comprises a Hall device chip (M), a first filter capacitor (C1), a second filter capacitor (C2) and a pull-up resistor (R1), wherein a fourth port (VDD) of the micro-processing controller is connected with a power management unit of the wearable device; a fifth port (OUT) of the Hall device chip (M) is connected with a micro-processing controller of the wearable device and used for outputting an electric signal to the micro-processing controller; the second port and the sixth port of the Hall device chip (M) are both grounded; one end of the first filter capacitor (C1) is connected with the fourth port, and the other end of the first filter capacitor is grounded; one end of the second filter circuit is connected with the fifth port (OUT) and the other end of the second filter circuit is grounded; the pull-up resistor (R1) is connected between the fourth port (VDD) and the fifth port (OUT).