CN2826521Y

CN2826521Y - Structure improvement of optical traceball

Info

Publication number: CN2826521Y
Application number: CNU2005201186095U
Authority: CN
Inventors: 陈道生
Original assignee: SHENGYA CO Ltd
Current assignee: SHENGYA CO Ltd; CAN Tech Co Ltd
Priority date: 2005-09-05
Filing date: 2005-09-05
Publication date: 2006-10-11
Anticipated expiration: 2015-09-05

Abstract

The utility model relates to an optical trackball, which is installed on an input device and is composed of a circuit board, a positioning body and an optical seat, wherein a trackball is arranged in the positioning body. A luminous component arranged on the circuit board can permeate the optical seat to reflect a light source to the trackball. An identification component is additionally arranged on the circuit board; thus, the mobile distance and direction of the trackball can be detected by the identification component; displacement data of the mobile distance and direction of the trackball is figured out, and is transferred to a host machine; the host machine controls a cursor according to the displacement data.

Description

The structural improvement of optics trace ball

Technical field

The utility model is about the optics track-ball structure, especially refer to a kind of track-ball structure improvement that is installed on the input media, wherein this structure comprises a luminescence component, an identification assembly and a support, wherein this luminescence component is that transmitting illuminant reflexes to a trace ball surface via this support, make this trace ball surface be projected onto the part institute's displacement and the direction of light source, can and calculate a displacement data by this identification assembly detecting.

Background technology

Traditional mechanical type mouse structure, see also shown in Figure 1, be to comprise a pedestal 11, one substrate 14 and two

code devices

12,13, be provided with a trace ball 111 in this pedestal 11, and be installed in this substrate 14 1 appropriate positions, and the position of adjacent this pedestal 11 on this substrate 14, be respectively equipped with two perforates 124,134 and this two

code device

12,13, this two

code device

12,13 respectively by a grating wheel 121,131, one optical transmitting set 122,132, one optical receiver 123,133 and one takes turns bar 125,135 constitute, this grating wheel 121 wherein, 131 can be respectively at this two perforate 124,134 are rotated freely, this takes turns bar 125,135 1 ends abut on this trace ball 111, when this trace ball 111 is rotated, just can drive this and take turns bar 125,135, and should take turns 125, on 135 the in addition end then with this grating wheel 121,131 join, and make this grating wheel 121,131 also can take turns bar 125 with this, 135 rotate, and in this perforate 124, rotation in 134, therefore, this perforate 124, this optical transmitting set 122 of 134 1 sides, 132 and this optical receiver 123 of opposite side, 133, just can be by this grating wheel 121, set a plurality of unthreaded holes 126 on 131,136, and make this optical transmitting set 122, the light of 132 emissions is via unthreaded hole 126,136 and by this optical receiver 123,133 receive, so, rotate and drive this when this trace ball 111 and take turns bar 125,135, this grating wheel 121,131 also in this perforate 124, when rotating in 134, then can make a decoding scheme, calculating is via these unthreaded holes 126,136 set this optical receivers 123 that are mapped to, the variation of 133 glazed threads, and calculate a mobile data, and pass on a main frame [as desktop PC (Desktop Computer) and mobile computer (Notebook) etc.], make this main frame can control the cursor on the display that is connected with this main frame according to this mobile data.

Aforesaid mechanical type mouse structure, as when desiring to be installed in the input media housing of [as numeric keypad, keyboard (Keyboard), telepilot (Remote Control) and distant bar (Joy Stick) etc.], because the mechanism design of this structure is too complicated, make this housing that corresponding accommodation space must be arranged, so, this shell volume then can't be dwindled.

The utility model content

The structural improvement of the utility model optics trace ball, its purpose mechanism design of commonly using the mechanical type mouse structure that is to forgo is too complicated, makes the shortcoming that volume can't dwindle.

To achieve these goals, the technical solution adopted in the utility model is: the position near this surface of shell in the housing is provided with a positioning body, it is provided with near central position can be for the accommodation space that this trace ball is installed, and by a circular hole that is respectively equipped with on the one side of adjacent this surface of shell of this positioning body and the another side, and can make outside the protruding respectively two relative surfaces that is exposed to this positioning body of this trace ball, and the avris that accommodation space contacts with trace ball is provided with a plurality of positioning convex points, other has a support to be located at the interior position back to this positioning body of this housing, and be placed in the perforate of circuit board, and the position of facing this support is provided with a luminescence component, make its light source invest this support, with by this support with this light source via reflexing on this trace ball, and be provided with an identification assembly over against the position of this perforate, distance and direction that the part surface that makes this trace ball be projected onto light source is moved, this identification assembly can be via this perforate, be projected onto distance and the direction that the part surface of light source is moved and detect this trace ball, calculating a displacement data, and this displacement data is passed in this main frame.

Description of drawings

Fig. 1 is for commonly using the structural representation of mechanical type mouse;

Fig. 2 is the structural representation that is arranged at the inside of keyboard for the utility model optics trace ball;

Fig. 3 is the structural perspective for the utility model optics trace ball;

Fig. 4 is the STRUCTURE DECOMPOSITION figure for the utility model optics trace ball;

Fig. 5 is the structural representation for the utility model optics trace ball.

[figure number explanation]

11 pedestals, 14 substrates

111 trace balls, 21 positioning bodies

12 code devices, 211 trace balls

121 grating wheels, 212 accommodation spaces

122 optical transmitting sets, 213 ring cowlings

123 optical receivers, 214 fixtures

124 perforates, 215 circular holes

125 take turns bar 216 positioning convex points

126 unthreaded holes, 23 supports

13 code devices, 231 reflecting parts

131 grating wheels, 24 circuit boards

132 optical transmitting sets, 241 luminescence components

133 optical receivers, 242 identification assemblies

134 perforates, 243 perforates

135 take turns bar 30 input medias

136 unthreaded holes, 31 housings

Embodiment

For the clear structure of the present utility model of your auditor is formed, and the overall operation mode, cooperate graphic being described as follows now:

The structural improvement of the utility model optics trace ball, this optics trace ball (as shown in Figures 2 and 3) is for example can be installed in an input media 30[: keyboard (Key Board), telepilot (Remote Control), rocking bar (Joy Stick) and numeric keypad or the like] housing 31 in, its basic structure is formed as Fig. 4 and shown in Figure 5, this optics track-ball structure by these housing 31 surfaces to the bottom surface, be provided with a trace ball 211 in regular turn, one positioning body 21, one support 23 and a circuit board 24, wherein this trace ball 211 is provided in a side of in this positioning body 21, and its some is protruded respectively outside the two relative surfaces of this trace ball groove 31, and on this circuit board 24 in the position of adjacent this support 23, be provided with a luminescence component 241, the light source that this luminescence component 241 is sent, be to reflex to this trace ball 211 surfaces through this support 23, in addition, on this circuit board 24 in the relative position of this trace ball 211, be provided with an identification assembly 242, make this trace ball 211 be projected onto the distance that part moved and the direction of light source, can and calculate a displacement data by these identification assembly 242 detectings, and this displacement data passed in a main frame [as personal computer (Personal Computer, be called for short: PC) etc.], make that this main frame can be according to this displacement data, control the cursor (not shown) on the display that this main frame connects.

In a preferred embodiment of the present utility model, as shown in the figure, position near these housing 31 surfaces in the housing 31 is provided with a positioning body 21, it is provided with near central position can be for the accommodation space 212 that this trace ball 211 is installed, and trace ball 211 tops are provided with a ring cowling 213 in addition, it utilizes fixture 214 to be sticked on the housing 31, this fixture 214 can be coupler construction as shown in the figure, utilize coupler construction to be placed on the housing 31 and locate, make this trace ball 211 be limited in this positioning body 21, and by a circular hole 215 that is respectively equipped with on the one side on these positioning body 21 adjacent these housing 31 surfaces and the another side, and can make outside the protruding respectively two relative surfaces that is exposed to this positioning body 21 of this trace ball 211, and the avris that accommodation space 213 contacts with trace ball 211 is provided with a plurality of positioning convex points 216, and each positioning convex point 216 provides an elasticity pushing force to make trace ball 211 location.

Other has a support 23 to be located at this housing 31 interior positions back to this positioning body 21, and be placed in the perforate 243 of circuit board 24, these support 23 1 ends are provided with a reflecting part 231, and the position of facing this support 23 is provided with a luminescence component 241, make its light source invest this support 23, with by this support 23 with this light source via reflexing on this trace ball 211, and be provided with an identification assembly 242 over against the position of this perforate 243, its identification assembly 242 is provided in a side of the one side of this circuit board 24 back to this positioning body 21, and in the face of the position of this perforate 243, and can transmit this displacement data to this main frame [as desktop PC (Desktop Computer) and mobile computer (Notebook) etc.].

In addition, see also Fig. 4 and shown in Figure 5, in the time of in this support 23 is placed in this perforate 243, this support 23 just can be over against this luminescence component 241, this identification assembly 241 is then over against this perforate 243, and these luminescence component 241 these light sources of projection reflect via reflecting part 231, and pass through this perforate 243 and this circular hole 215, and after this trace ball 211, this identification assembly 241 can see through this perforate 243, and detect distance that part moved and the direction that this trace ball 211 is projected onto light source, then when this trace ball 211 is rotated, can make the displacement and the direction of these identification assembly 242 these trace balls 211 of detecting, and calculate this displacement data, and by a transmission line or a kind of wireless transmission method [as radiotelegraphy (Radio), infrared technology (Infrared) and Bluetooth technology (Bluetooth) etc.], and this displacement data is sent on this main frame, make this main frame can control the cursor of a display that is connected with this main frame by this displacement data.

In this embodiment, see also shown in Figure 2, can be provided with control circuit (not indicating among the figure) in this input media 30, this control circuit and this main frame just can link mutually, the displacement data that other this identification assembly is calculated can pass on this control circuit, and by this control circuit this displacement data is sent to this main frame, so, this optics track-ball structure can be shared transmission line (or wireless transmission method) and carry out the transmission of data with this input media.

As mentioned above, the utility model provides a preferable feasible optics track-ball structure, so offer the application of novel patent in accordance with the law; Yet, above implementation and graphic shown in, be the utility model preferred embodiment, be not to limit to the utility model with this, be with, approximate with structure of the present utility model, device, feature etc. such as, identical, all should belong to of the present utility model founding within purpose and the claim.

Claims

1, a kind of structural improvement of optics trace ball is provided in a side of in the housing of an input media, is provided with a control circuit in this housing, and this control circuit is and the electric binding of a main frame, it is characterized in that:

Position near this surface of shell in this housing is provided with a positioning body, it is provided with near central position can be for the accommodation space that this trace ball is installed, and by a circular hole that is respectively equipped with on the one side of adjacent this surface of shell of this positioning body and the another side, and can make outside the protruding respectively two relative surfaces that is exposed to this positioning body of this trace ball, and the avris that accommodation space contacts with trace ball is provided with a plurality of positioning convex points, other has a support to be located at the interior position back to this positioning body of this housing, and be placed in the perforate of circuit board, and the position of facing this support is provided with a luminescence component, make its light source invest this support, with by this support with this light source via reflexing on this trace ball, and be provided with an identification assembly over against the position of this perforate, distance and direction that the part surface that makes this trace ball be projected onto light source is moved, this identification assembly can be via this perforate, be projected onto distance and the direction that the part surface of light source is moved and detect this trace ball, calculating a displacement data, and this displacement data is passed in this main frame.

2, the structural improvement of optics trace ball as claimed in claim 1 is characterized in that: this trace ball top is provided with one in addition and utilizes fixture to be sticked in ring cowling on the housing.

3, the structural improvement of optics trace ball as claimed in claim 2 is characterized in that: this fixture is a trip.

4, the structural improvement of optics trace ball as claimed in claim 1 is characterized in that: this input media is a keyboard.

5, the structural improvement of optics trace ball as claimed in claim 1 is characterized in that: input media is a numeric keypad.