Mouse device with prestress regulating structures

A mouse device with prestress regulating structures has a body with a space, a printed circuit board and a micro switch are disposed in the space. The micro switch is electrically connected to the printed circuit board. A button unit is disposed in the body by means of a shaft and is available to move up and down relative to the body. The button unit has a first end and a second end and is configured to engage with the micro switch. A first prestress regulating structure is accommodated in the space and abutted against the bottom side of the first end for regulating a first prestress force applied to the first end. A second prestress regulating structure is accommodated in the space and abutted against the bottom side of the second end for regulating a second prestress force applied to the second end.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention is related to a mouse device, more particularly, to the mouse device with prestress regulating structures.

2. Description of Related Art

In typical use, a keyboard and mouse are common input devices. The mouse has at least two buttons, and a mouse wheel is disposed between the right button and left button. Computer games are greatly popular and the exceptional players are broadcast live by the internet, and some take to playing games as a profession.

Playing computer games has become a formal competition and the mouse buttons are pressed thousands of times during the game. Therefore, the mouse buttons are depleted and do not respond to the controls sensitively. There are a lot of manufacturing techniques regarding the mouse button, but the structure of these techniques is usually complex and the production costs increase accordingly.

In summary, the inventor of this instant disclosure has contributed to research and developed the mouse device with prestress regulating structures of the instant disclosure to overcome the abovementioned drawbacks.

SUMMARY OF THE INVENTION

The object of the instant disclosure is to provide a mouse device with prestress regulating structures. The mouse device with prestress regulating structures of the present invention is capable of regulating the prestress force according to the user preference.

In order to overcome the abovementioned problem, the present invention provides the mouse device with prestress regulating structures. The mouse device with prestress regulating structures includes a body with a space, and a printed circuit board is disposed in the space. A micro switch is electrically connected to the printed circuit board. A button unit is disposed in the body by means of a shaft and is available to move up and down relative to the body. The button unit is configured to engage with the micro switch and has a first end and a second end. A first prestress regulating structure is disposed in the space and located on one side of the shaft. The first prestress regulating structure abuts against a bottom side of the first end and is configured to regulate a first prestress force applied to the first end. A second prestress regulating structure is disposed in the space and located on another side of the shaft. The second prestress regulating structure abuts against a bottom side of the second end and is configured to regulate a second prestress force applied to the second end.

The first prestress regulating structure further comprises a tube having an upper opening, a lower opening, and an interior space connected to the upper opening and the lower opening. A regulating rod is accommodated into the interior space, and an outer surface of the regulating rod is formed with an external thread, and an inner wall of the tube is formed with an internal thread corresponding to the external thread. The regulating rod has a projection portion corresponding to the upper opening, and the projection portion extends outward from the tube through the upper opening.

The first prestress regulating structure further comprises a spring having a first contact and a second contact portion. The button unit connects to the first contact portion, and the projection portion abuts against the second contact portion.

The second prestress regulating structure further comprises a tube having an upper opening, a lower opening, and an interior space connected to the upper opening and the lower opening. A push rod is accommodated into the interior space and has a projection portion and a flange, and the projection portion extends outward from the tube through the upper opening. A first elastic element is placed around the push rod and located between the upper opening and the flange. A second elastic element is placed around the push road and located between the lower opening and the flange. A regulating nut is disposed in the lower opening and abutted against the second elastic element.

The instant disclosure has the follow advantages. The first prestress regulating structure provides a first prestress force to the first end of the button unit, and the second prestress regulating structure provides a second prestress force to the second end of the button unit. When the user manipulates the first prestress regulating structure or the second prestress regulating structure, the first prestress force and the second prestress force can be adjusted for user preference, so the mouse device can well reflect the operation technique of the user. The mouse device with prestress regulating structures of this invention is simple in structure, has high reliability, and low cost.

In order to further appreciate the characteristics and technical contents of the present invention, references are hereunder made to the detailed descriptions and appended drawings in connection with the instant disclosure. However, the appended drawings are merely shown for exemplary purposes, rather than being used to restrict the scope of the instant disclosure.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The detailed description set forth below describes various configurations of the subject technology and is not intended to represent the only configurations in which the subject technology may be practiced. The detailed description includes specific details for the purpose of providing a thorough understanding of the subject technology. Accordingly, dimensions are provided in regard to certain aspects as non-limiting examples. However, it will be apparent to those skilled in the art that the subject technology may be practiced without these specific details. In some instances, well-known structures and components are shown in order to avoid obscuring the concepts of the subject technology. Like components are labeled with identical element numbers for ease of understanding. Reference numbers may have letter suffixes appended to indicate separate instances of a common element while being referred to generically by the same number without a suffix letter.

Please refer toFIGS. 1 to 3. The instant disclosure that provides a mouse device with prestress regulating structures includes a body10with a space11, and a printed circuit board20is disposed in the space11. A micro switch30is electrically connected to the printed circuit board20. The space11is an interior space of the body10and parts such as an optical module, a wheel module, and other electronic components, etc., can be disposed therein. These conventional parts will not described in detail and are not shown in drawings.

A button unit40is disposed in the body10by means of a shaft46and is available to move up and down relative to the body10. The button unit40is depressed by the user so a micro switch30is pressed accordingly, and the button unit40comprises a first end41and a second end42.

A first prestress regulating structure, or a first stress regulating structure50is disposed in the space11and is located on one side of the shaft, in other words, the first prestress regulating structure50is corresponding to the first end41of the button unit40. The first prestress regulating structure50abuts against a bottom side of the first end41of the button unit40and is configured to regulate a first prestress force applied to the first end41.

A second prestress regulating structure, or a second stress regulating structure60is disposed in the space11and is located on another side of the shaft46. The second prestress regulating structure abuts against a bottom side of the second end42of the button unit40and is configured to regulate a second prestress force applied to the second end42.

Please refer toFIGS. 4A and 4B. In this embodiment, the first prestress regulating structure50further comprises a tube51and a regulating rod52. The tube51has an upper opening511, a lower opening512, and an interior space513connected to the upper opening511and the lower opening512. The regulating rod52is accommodated into the interior space513, and one end of the regulating rod52adjacent to the lower opening512has an outer surface formed with an external thread521. An inner wall of the tube51is formed with an internal thread514corresponding to the external thread521of the regulating rod52. One end of the regulating rod52has a projection portion522corresponding to the upper opening511. The projection portion522extends outward from the tube51through the upper opening511.

Please refer toFIG. 6. The first prestress regulating structure50further comprises a spring53having a first contact portion531and a second contact portion532. The button unit40is connected to the first contact portion531and the projection portion522of the regulating rod52abuts against the second contact portion532. More specifically, the spring53is disposed on the bottom side of the button unit40and corresponding to the first end41of the button unit40. The first contact portion531of the spring53is connected to the button unit40, and the bottom side of the second contact portion532of the spring53is abutted against by the projection portion522of the first prestress regulating structure50, so a first prestress force is applied to the first end41of the button unit40.

Please refer toFIGS. 5A and 5B. In this embodiment, the second prestress regulating structure further comprises a tube61, and the tube61has an upper opening611, a lower opening612, and an interior space613connected to the upper opening611and the lower opening612. A push rod has a projection portion631and a flange632installed in the interior space613. The projection portion631corresponding to the upper opening611is formed in an end of the push rod63, and the projection portion631extends from the tube61through the upper opening611. The middle portion of the push rod63is formed with the flange632, and a first elastic element64is placed around the push rod63and between the upper opening611and the flange632. A second elastic element65is placed around the push rod63and between the flange632and the lower opening613. A regulating nut62is disposed in the lower opening612, and the top end of the regulating nut62is abutted against the second elastic element65. The outer surface of the regulating nut62is formed with an external thread621, and the inner wall of the tube61is formed with an interior thread614corresponding the exterior thread621.

In this embodiment, an elasticity coefficient of the first elastic element64is less than an elasticity coefficient of the second elastic element65. In other words, the second elastic element65is harder, whereas the first elastic element64is relatively softer. One end abutted against the button unit40of the projection portion631is with a rounded shape.

Please refer toFIG. 6. The bottom side of the button unit40corresponding to the second prestress regulating structure60is formed with a recess43, and the recess43is corresponding to the projection portion631of the push rod63. The bottom side of the button unit40is formed with a pressing portion44corresponding to the micro switch30. More specifically, when the button unit40depresses, the pressing portion44is moved downward accordingly, so the pressing portion44presses the micro switch30. The first prestress regulating structure50is disposed between the micro switch30and the shaft46, and the shaft46is disposed between the first regulating structure50and the second regulating structure60.

Please refer toFIGS. 2, 3 and 6. In this embodiment, the button unit40further comprises a pivot portion45, and a pivot hole451is formed in the pivot portion45and configured to be penetrated through by the shaft46. As aforementioned described, the button unit40is disposed in the body10by means of the shaft46and is available to move up and down relative to the body10. The body10has a coupling portion12and the coupling portion12is formed with a coupling hole121corresponding to the shaft46. The shaft46enters the coupling hole121of the coupling portion12after it penetrates through the pivot hole451of the pivot portion45of the button unit40.

Please refer toFIGS. 4A, 4B, 5A, 5B, and 6. According to the mouse device with prestress regulating structures of the present invention, the user utilizes a screwdriver to rotate the regulating rod52of the first prestress regulating structure50, and manipulates a first prestress force of the projection portion522of the regulating rod52abutted against the first end41of the button unit40. In other words, the first prestress force of the first prestress regulating structure50applied to the first end41of the button unit40is manipulated by the user.

Similarly, the user utilizes the screwdriver to rotate the regulating nut62of the second prestress regulating structure60, and manipulates a second prestress force of the projection portion631of the push rod63of the second prestress regulating structure60abutted against the second end42of the button unit40. In other words, the second prestress force of the second prestress regulating structure60applied to the second end42of the button unit40is manipulated by the user. More specifically, the second elastic element65of the second prestress regulating structure60is abutted against by the regulating nut62, and the second elastic element65abuts against the flange632of the push rod63, and the flange632of the push rod63abuts against the first elastic element64accordingly. The second prestress regulating structure60provides the second prestress force similar to a shock absorber to the button unit40by the first elastic element64and the second elastic element65simultaneously abutted against the flange632.

More specifically, the user manipulates the first prestress force provided by the first prestress regulating structure50and the second prestress force provided by the second regulating structure60, and manipulates the prestress force of the button unit40accordingly. The prestress force is well balanced and the prestress force of the mouse button is manipulated precisely according to the user's preference.

For instance, when the user manipulates the first prestress regulating structure50, the projection portion522of the regulating rod52is ascended and abutted against the first end41of the button unit40, and the second end42of the button unit40is descended accordingly, meanwhile the prestress force of the button unit40grows, and the user needs to increase the force applied to the button unit40for operating the button unit40.

Conversely, when the user manipulates the second prestress regulating structure60, the projection portion631of the push rod63is ascended and abutted against the second end42of the button unit40, and the first end41of the button unit40is descended accordingly, meanwhile the prestress force of the button unit is reduced, and a lesser force applied to the button unit40by the user is needed. In summary, the prestress force applied to the button unit40is variable, and the user can manipulate the first prestress regulating structure50and the second prestress regulating structure60according to demand.

Please refer toFIG. 7, where another embodiment of the present invention is provided. The difference between this embodiment and the foregoing embodiment is that a prestress regulating structure applied to the first end41of the button unit40is the second prestress regulating structure60. In other words, the bottom sides of the first end41and the second end42are disposed on the second prestress regulating structure60respectively. In practice, the bottom sides of the first end41and the second end42may be placed with the first prestress regulating structure50respectively. The present invention is not limited to the types of the prestress regulating structures applied to the button unit40and the user can replace the prestress regulating structure as needed.

To sum up, the present invention has the following advantages. The prestress force of the button unit can be manipulated as required, and meets the demand of the pressing requirement, so the mouse can reflect the operation technique of the user. The present invention is simple in design, and the production costs are competitive.

The descriptions illustrated supra set forth simply the preferred embodiments of the instant disclosure; however, the characteristics of the instant disclosure are by no means restricted thereto. All changes, alterations, or modifications conveniently considered by those skilled in the art are deemed to be encompassed within the scope of the instant disclosure delineated by the following claims.