CN2812260Y - Rotary switch - Google Patents

Abstract

The utility model discloses a rotary switch, in a pivot was located to the cover, a plurality of control signals of the rotatory output of pivot, a serial communication port, include: a bearing seat, including a containing space and a side wall; more than one signal output piece arranged on the inner wall surface of the side wall; the rotating wheel is rotatably arranged in the accommodating space, and the rotating shaft penetrates through the rotating wheel; the trigger piece is arranged on one side of the rotating wheel and corresponds to the signal output piece; the rotating shaft rotates to drive the rotating wheel and the trigger piece to rotate, so that the trigger piece is contacted with or not contacted with the signal output piece, and a control signal is generated. The utility model discloses a rotary switch has realized the function through rotatory action output control signal promptly through bearing, signal output spare, trigger piece and runner, and the structure is constituteed simply, is favorable to manufacturing and miniaturized demand, and it is not provided with any restriction component moreover, makes the rotation of gyro wheel more smooth and easy, is favorable to control signal's output, for rotary switch's best design.

Description

Rotary switch

technical field

The utility model relates to a switch structure, in particular to a rotary switch which outputs a control signal through a rotating action, which is applied to peripheral devices such as a mouse.

Background technique

With the evolution of software development technology, user-friendly operation interfaces with various electronic devices have been continuously developed. For example, setting rollers or knobs on electronic devices, with a hierarchical operation interface, can provide users with the ability to rotate the wheels or knobs. At the same time, most computer systems or computer software use windowed operation interfaces, and most of the mice used in conjunction with computer systems are also provided with a scroll wheel. When the software window is larger than the display screen, the user can control it through the scroll wheel. The scroll bar of the software window is used to move the software window to the position to be viewed, and in order to control the operation interface through the scroll wheel or knob, on the hardware component of the electronic device, the scroll wheel or knob will be provided with a rotary switch, and the rotary switch can move the scroll wheel Or the rotation action of the knob is translated into an electronic signal, which is input to the electronic device to control the operation interface.

China's utility model patent No. 96240618 discloses a rotary switch, which is mainly composed of a rotating shaft and a bracket, and also includes an upper cover, a lower cover, a turntable, a shaft sleeve, a moving contact piece and a fixed contact piece, wherein the rotating shaft passes through the shaft sleeve Set on the bracket, there is a bayonet between the bracket and the upper cover, the upper cover and the lower cover are sleeved on the rotating shaft and set on the bracket, the turntable is set on the concave position between the upper cover and the lower cover, and the moving contact piece The fixed contact piece and the fixed contact piece are respectively arranged on both sides of the turntable, and the upper gear and the lower gear need to be set on the turntable; this utility model patent realizes a rotary switch that outputs electronic signals through rotation, but its structure is too complicated, not only does not It is conducive to production and manufacturing, and it cannot meet the demand for miniaturization. In addition, the design of the upper gear and the lower gear of the turntable limits the rotation of the turntable, which will cause the output electronic signal to form a jump. The U.S. No. 6198057 patent also discloses a rotary switch applied to the mouse, which includes a stator seat, a cover body, a rotor, a spring, a contact piece and a contact plate, etc. Similarly, the U.S. No. 6198057 patent has a complicated structure. , is not conducive to manufacturing.

Contents of the invention

In order to solve the problems that the existing rotary switch is unfavorable to manufacturing, unable to meet the requirement of miniaturization, and inconvenient to rotate the turntable, the object of the present invention is to provide a rotary switch, which has a simple structure and composition and is convenient for manufacturing.

In order to achieve the above object, the present invention provides a rotary switch, which is sleeved on a rotating shaft, and multiple control signals are output through the rotation of the rotating shaft, including:

A seat, including an accommodating space and a side wall;

More than one signal output member is arranged on the inner wall surface of the side wall;

a rotating wheel, rotatably disposed in the accommodating space, and the rotating shaft passes through the rotating wheel; and

a trigger, arranged on one side of the wheel and corresponding to the signal output;

The rotating shaft rotates to drive the rotating wheel and the triggering member to rotate.

The above-mentioned rotary switch further includes a fixing part covering the seat and the rotating wheel.

The above-mentioned rotary switch, wherein, the fixing member includes a cover plate and side plates extending from both sides of the cover plate, each of the sides of the side plates is extended with a first buckle piece, and each bottom end is extended with a second buckle piece. piece.

In the aforementioned rotary switch, the runner has a set of holes, and the rotating shaft passes through the holes to drive the runner to rotate.

In the aforementioned rotary switch, the signal output member includes a contact portion and a pin.

In the aforementioned rotary switch, the contact portion is provided with a plurality of notches.

In the above-mentioned rotary switch, wherein the trigger member has the same number of conduction pieces as the signal output member.

The rotary switch of the present invention realizes the function of outputting the control signal through the rotating action through the seat, the signal output part, the trigger part and the rotating wheel. There is any limiting member to make the rotation of the roller more smooth, which is beneficial to the output of the control signal, and is the best design for the rotary switch.

Description of drawings

Fig. 1 is the structural composition decomposition schematic diagram of the present utility model;

Fig. 2 and Fig. 3 are combined schematic diagrams of structural composition of the present utility model; And

Fig. 4 is a schematic diagram of an embodiment of the utility model.

Among them, reference signs:

10 Rotary switch 11 Holder

111 Accommodating space 1121 Perforation

12, 13, 14 Signal output parts 121, 131, 141 Contact part

122, 132, 142 Pin 1311, 1411 Notch

15                                                 

152 Circular Slot 16 Trigger

161, 162, 163 Conductors 17 Fixing parts

171 Cover plate 172, 173 Side plate

1721, 1731 The first buckle 1722, 1732 The second buckle

21 Circuit Board 22 Roller

221 shaft

Detailed ways

The rotary switch of the utility model is arranged in an electronic device, is electrically connected with a circuit board in the electronic device, and is sleeved on a roller or a knob of the electronic device, and generates a control signal according to the rotation of the roller or the knob of the electronic device, And the electronic device that the utility model refers can be mobile phone, personal digital assistant, notebook computer, digital audio-visual player etc., also can be computer interface equipments such as mouse, trackball, digital board, handwriting board, and in the following utility model In the detailed description of the new model, the scroll wheel applied to the mouse will be used as the best embodiment of the present utility model.

As shown in FIG. 1 and FIG. 2 , the rotary switch 10 of the present invention includes a seat 11 , three signal output members 12 , 13 , 14 , a wheel 15 , a trigger member 16 and a fixing member 17 . The seat 11 is injection-molded with plastic material and is approximately rectangular. There is a roughly U-shaped accommodation space 111 formed in the seat 11. The seat 11 has a side wall 112 corresponding to the accommodation space 111. The side wall 112 has a through hole 1121, and the signal output parts 12, 13, 14 are arranged on the side wall 112 corresponding to the inner wall surface of the accommodating space 111, and the signal output parts 12, 13, 14 are made of metal material and include a contact part 121 . The circuit board 21 is electrically connected (as shown in FIG. 4 ). In addition, a plurality of notches 1311 , 1411 are opened on the contact portions 131 , 141 of the signal output members 13 , 14 .

The runner 15 is injection-molded with a plastic material, a flat cylinder whose outer diameter is slightly smaller than the accommodation space 111, and has a set of holes 151 at the center of its axis. One side of 15 is provided with a concave circular groove 152 . The trigger piece 16 is made of metal material, which is roughly circular and equal to the circular groove 152 . Three conducting pieces 161 , 162 , 163 extend from the circumferential surface of the trigger piece 16 .

The fixing part 17 is made of metal, and it includes a cover plate 171 and side plates 172, 173 extending from both sides of the cover plate 171. The cover plate 171 has a perforation 1711, and the sides of the side plates 172, 173 each extend a second A buckle piece 1721, 1731 has a second buckle piece 1722, 1732 extending from the bottom end.

As shown in Figure 2 and Figure 3, in the rotary switch 10 of the present invention, the trigger 16 is arranged in the circular groove 152 of the runner 15, and the runner 15 is rotatably arranged in the accommodating space 111 of the bearing 11, And make the trigger 16 correspond to the signal output members 12, 13, 14 arranged on the side wall 112 of the holder 11, and the fixing member 17 covers the holder 11 corresponding to the opening of the accommodating space 111 of the holder 11, and fixes The first buckle pieces 1721 and 1731 of the component 17 buckle and hold the side wall 112 of the seat 11, thus completing the rotary switch of the present invention. When the runner 15 rotates, the runner 15 will drive the trigger piece 16 to rotate at the same time, and the conductive pieces 161, 162, 163 on the trigger piece 16 will also rotate accordingly, and will contact or contact with the signal output members 12, 13, 14. Without contact, pulse signals are formed through multiple notches 1311 , 1411 on the contact portions 131 , 141 of the signal output members 13 , 14 .

Further in conjunction with Fig. 1 and shown in Fig. 4, the rotary switch 10 of the present utility model is applied in a mouse 20, wherein the specific structure of the mouse is a prior art, so I won't go into details here, and there is a circuit board 21 in the mouse And a scroll wheel 22, the rotary switch 10 is arranged on the circuit board 21 in the mouse, wherein the pins 122, 132, 142 of the signal output parts 12, 13, 14 are electrically connected with the circuit on the circuit board 21, and pass through the fixing part 17 The second clips 1722, 1732 of the second buckle are fastened on the circuit board 21; and the center of the roller 22 is provided with a rotating shaft 221. The perforation 1711 passes through the sleeve hole 151 set on the runner 15, and crosses the perforation 1121 of the seat 11, so that when the roller 22 rotates due to external force, it will also drive the runner 15 to rotate, and then make the trigger piece 16 The conducting pieces 161 , 162 , 163 are rotated to contact or not contact with the signal output members 12 , 13 , 14 to output control signals, so that preset commands can be output through the circuit board 21 .

And because the rotary switch 10 of the present invention is not provided with any limiting components, in addition to the simple structure, the rotation of the roller 22 can be made smoother, so as to facilitate the output of the control signal.

The best embodiment of the utility model is applied to the scroll wheel of a mouse, and the signal output parts 12, 13, 14 respectively output front, rear or pulse control signals, and the rotary switch of the utility model can be changed according to different electronic devices Number of signal outputs.

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (7)

1. A rotary switch, which is sleeved on a rotating shaft, and outputs a plurality of control signals through the rotation of the rotating shaft, which is characterized in that it includes: A seat, including an accommodating space and a side wall; More than one signal output member is arranged on the inner wall surface of the side wall; a rotating wheel, rotatably disposed in the accommodating space, and the rotating shaft passes through the rotating wheel; and a trigger, arranged on one side of the wheel and corresponding to the signal output; The rotating shaft rotates to drive the rotating wheel and the triggering member to rotate. 2. The rotary switch according to claim 1, further comprising a fixing part covering the seat and the rotating wheel. 3. The rotary switch according to claim 2, wherein the fixing member comprises a cover plate and side plates extending from both sides of the cover plate, and each side of the side plate has a first buckle extending from each side , each extending a second buckle piece from the bottom end. 4. The rotary switch according to claim 1, wherein the rotating wheel has a set of holes, and the rotating shaft passes through the set of holes to drive the rotating wheel to rotate. 5. The rotary switch according to claim 1, wherein the signal output member comprises a contact portion and a pin. 6. The rotary switch according to claim 5, wherein the contact portion is provided with a plurality of notches. 7. The rotary switch according to claim 1, characterized in that, the trigger member has the same number of conductive strips as the signal output member.

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