CN101661339B - Trackball module structure - Google Patents
Trackball module structure Download PDFInfo
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- CN101661339B CN101661339B CN2008101469251A CN200810146925A CN101661339B CN 101661339 B CN101661339 B CN 101661339B CN 2008101469251 A CN2008101469251 A CN 2008101469251A CN 200810146925 A CN200810146925 A CN 200810146925A CN 101661339 B CN101661339 B CN 101661339B
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Abstract
The invention relates to a trackball module structure, which is applied to an electronic device and comprises a pedestal, a soft flat cable group, a trackball device and a cover body. The pedestal is provided with a groove. The soft flat cable group is provided with a bearing part and a connection part which are connected, wherein the bearing part is provided with a control chip group and is fixed to the groove of the pedestal by the bearing part; and the connection part extends out of the groove and is electrically connected with the electronic device. The trackball device is arranged in the groove of the pedestal corresponding to the control chip group. The cover body is arranged on the groove of the pedestal and fixes the trackball device on the pedestal. Because the trackball is integrated into module which is conveniently arranged on the electronic device, the trackball module structure solves the known problem of the positioning of the known trackball and can prevent the electrostatic discharge as well by matching with the pedestal and the cover body which are made of metals.
Description
Technical field
The present invention relates to a kind of Trackball module structure, particularly relate to a kind of Trackball module structure that Trackball device, control chip group is integrated into single module.
Background technology
In general trace ball is to be installed on the electronic installation, is used to provide the operation of index, especially for example to be portable electronic devices such as personal digital assistant, can provide the user operability easily by trace ball.See also shown in Figure 1, it is the synoptic diagram of known trajectory ball, its major technique is to utilize housing 72 to be coated spin 71 and four magnetic rollers 73 to become Trackball device 70, and then be attached to jointly on the mainboard 75 of electronic installation, and 75 four Hall IC (Hall IC) 74 that have corresponding to magnetic roller 73 on the mainboard.
Therefore, when the user operates by rolling spin 71, magnetic roller 73 can and then rotate along with moving of spin 71, then by the change of magnetic on Hall IC (Hall IC) the 74 induced magnetism rollers 73, cursor is and then moved.Therefore, magnetic roller 73 concerns the induction precision that has just determined trace ball with the contraposition of Hall IC (Hall IC) 74.
Yet, known Trackball device 70 is operated for the ease of the user, must be fixed on (not shown) on the housing of electronic installation, and Hall IC (Hall IC) the 74th is welded on the mainboard 75, make Trackball device 70 and casing, casing and mainboard 75, and the tolerance that all can produce manufacturing and assembling between mainboard 75 and the Hall IC (Hall IC) 74, therefore, under the accumulation, make that the tolerance between magnetic roller 73 and the Hall IC (Hall IC) 74 is quite big, and be difficult to control, not only influence the precision of trace ball, severe patient even can produce the induction condition of poor influences user's operation.
The known way of utilizing magnetic reed switch (Reed Switch) to replace Hall IC, use and save cost and promote fiduciary level, yet, because the assembling mode of magnetic reed switch and Trackball device there is no any variation, therefore, being still can be just like the problem of cumulative limit as known, in case respond to badly, can't promote fiduciary level even if cost reduces to be still.
This shows that above-mentioned existing Trackball device obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of novel Trackball module structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing Trackball device exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of novel Trackball module structure, can improve general existing Trackball device, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
The objective of the invention is to, overcome the defective that existing Trackball device exists, and a kind of novel Trackball module structure is provided, technical matters to be solved is to make it that trace ball is integrated into modularization, is convenient to be installed on the electronic installation, is very suitable for practicality.
Another object of the present invention is to, a kind of novel Trackball module structure is provided, technical matters to be solved be make its can further solve static discharge (electrostatic discharge, problem ESD), thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of Trackball module structure according to the present invention proposes is applicable to electronic installation, and above-mentioned Trackball module structure includes: pedestal has groove; The soft arranging wire group, have continuous supporting part and connecting portion, have control chip group on the above-mentioned supporting part, and be fixed in the above-mentioned groove of said base by above-mentioned supporting part, and above-mentioned connecting portion extends to outside the above-mentioned groove, and is electrically connected with above-mentioned electronic installation formation; Trackball device is installed in the above-mentioned groove of said base corresponding to above-mentioned control chip group; And lid, be installed on the above-mentioned groove of said base, and Trackball device is fixed on the said base.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid Trackball module structure, wherein the above-mentioned groove of said base has side opening, is electrically connected with above-mentioned electronic installation formation for above-mentioned connecting portion exposes.
Aforesaid Trackball module structure, wherein said base is that metal material constitutes, and cooperates above-mentioned lid also to be constituted by metal material.
Aforesaid Trackball module structure, wherein above-mentioned control chip group comprises a plurality of Hall IC and keyswitch.
Aforesaid Trackball module structure, wherein above-mentioned Trackball device comprise framework, spin and a plurality of magnetic roller, and above-mentioned spin and above-mentioned these magnetic rollers are installed in said frame, and above-mentioned these magnetic rollers are corresponding to above-mentioned control chip group.
Aforesaid Trackball module structure, wherein above-mentioned spin roll and drive above-mentioned these magnetic rollers rotations, and make the corresponding output signal of above-mentioned control chip group.
Aforesaid Trackball module structure, wherein above-mentioned lid has the perforate corresponding to above-mentioned spin, in order to above-mentioned Trackball device is positioned the position of corresponding above-mentioned control chip group, and this spin is exposed.
Aforesaid Trackball module structure wherein has fixed orifice on the said base, in order to be fixed on above-mentioned electronic installation.
Aforesaid Trackball module structure, wherein above-mentioned soft arranging wire group connects button circuit board.
Aforesaid Trackball module structure, wherein said base has extension, in order to carry above-mentioned button circuit board.
Aforesaid Trackball module structure has a pilot hole on the wherein above-mentioned soft arranging wire group, cooperate the groove of said base to have reference column, in order to above-mentioned soft arranging wire group is positioned in the above-mentioned groove.
The present invention compared with prior art has tangible advantage and beneficial effect.As known from the above, for achieving the above object, the invention provides a kind of Trackball module structure, it comprises pedestal, soft arranging wire group, Trackball device, lid; Pedestal has a groove, establish for the soft arranging wire assembling, and the soft arranging wire group has continuous supporting part and connecting portion, has control chip group on the supporting part, be installed in by supporting part in the groove of pedestal, and connecting portion extends to outside the groove, can constitute for circuit board and be electrically connected with electronic installation.And then be installed in Trackball device in the groove of pedestal corresponding to control chip group, fixed by lid, therefore, the setting of pedestal can give modularization with Trackball device and control chip group, directly behind the location, be connected to electronic installation at common connecting portion, and then solve the known trajectory ball device and be difficult to the location, respond to bad problem and produce with control chip group by the soft arranging wire group.
By technique scheme, Trackball module structure of the present invention has following advantage and beneficial effect at least:
Trackball module structure of the present invention, utilize pedestal, lid to give modularization the control chip group of Trackball device and induction, can be installed in jointly on the electronic installation, overcome the control chip group that the known trajectory ball device is installed in casing, induction and be installed in mainboard, produce cumulative limit, the bad problem of induction.
Trackball module structure of the present invention can cooperate and adopt metal material to constitute pedestal and lid, and can further solve static discharge (electrostatic discharge, problem ESD).
In sum, the present invention is relevant a kind of Trackball module structure, it is after Hall IC is integrated in the soft arranging wire group, be arranged on the pedestal jointly with Trackball device and locate, and fixed, and then trace ball is integrated into modularization by lid, be convenient to be installed on the electronic installation, not only solve the problem of known trajectory ball location, pedestal, the lid of complexed metal system more can prevent static discharge simultaneously.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing Trackball device has the outstanding effect of enhancement, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is incorporated into the synoptic diagram of electronic installation for the known trajectory ball.
Fig. 2 is the synoptic diagram of Trackball module structure preferred embodiment of the present invention.
Fig. 3 A～3C is the assembling synoptic diagram of Trackball module structure preferred embodiment of the present invention.
Fig. 4 is the synoptic diagram of another embodiment of Trackball module structure of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of Trackball module structure, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of embodiment, when can being to reach technological means that predetermined purpose takes and effect to get one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
The disclosed Trackball module structure according to the present invention sees also shown in Figure 2ly, is the synoptic diagram of Trackball module structure preferred embodiment of the present invention.The Trackball module structure of preferred embodiment of the present invention includes pedestal 10, soft arranging wire group 20, Trackball device 30 and lid 40.Pedestal 10 includes groove 11, and groove 11 has side opening, uses for follow-up soft arranging wire group 20 and Trackball device 30 installings.And soft arranging wire group 20 has continuous connecting portion 22 and supporting part 21, has control chip group on the supporting part 21, control chip group is made up of 23 of 24 and keyswitches of four Hall IC (HallIC) (Push switch), can respond to the rotation of the spin 31 of Trackball device 30 by Hall IC 24, keyswitch 23 is then pushed the action of spin 31 in order to reception.
See also shown in Fig. 3 A～3C, it is the assembling synoptic diagram of Trackball module structure preferred embodiment of the present invention.
At first, as shown in Figure 3A, soft arranging wire group 20 is installed in the groove 11 of pedestal 10, at this, have a plurality of pilot holes 25 on the soft arranging wire group 20, have a plurality of reference columns 12 on the groove 11 of cooperation pedestal 10 and the periphery, and can pass in the pilot hole 25 for reference column 12, soft arranging wire group 20 is fixing and be positioned in the groove 11 of pedestal 10, certainly, the mode of location is not only to be defined in the mode of utilizing reference column 12, pilot hole 25, also can have identical size with the groove 11 of pedestal 10 by supporting part 21 summarys of soft arranging wire group 20, equally the effect that can locate.On the other hand, need closely be fixed on the pedestal 10, also can cooperate the use of viscose, and soft arranging wire group 20 is sticked together in the groove 11 of pedestal 10 if consider soft arranging wire group 20.
Then, shown in Fig. 3 B, after treating soft arranging wire group 20 positioning and fixing, Trackball device 30 is installed in the groove 11 of pedestal 10, and position installing corresponding to the control chip group of soft arranging wire group 20, in other words, spin 31 bottoms of Trackball device 30 are corresponding to the keyswitch 23 of soft arranging wire group 20, and the magnetic roller 32 of Trackball device 30 is corresponding to the position of the Hall IC 24 of soft arranging wire group 20.Therefore, when pushing spin 31, will trigger keyswitch 23, rolling spin 31 and when driving magnetic roller 32 and rolling, can being responded to and corresponding output signal by Hall IC 24.
At last, shown in Fig. 3 C, lid 40 is combined in the groove 11 of pedestal 10, simultaneously,, can and exposes for spin 31 location by the spin 31 of the perforate on the lid 40 41 corresponding to Trackball device 30.Lid 40 is by the draw-in groove 42 of two sides, and cooperate the trip 13 of groove 11 interior two sides of pedestal 10 that lid 40 is fixed on this position, certainly, also can cooperate screw 50 to pass the fixed orifice 43 of lid 40, the fixed orifice 26 of soft arranging wire group 20 in regular turn, locking and then makes whole modular structure more firm in the screw 14 of pedestal 10.The disclosed Trackball module structure of the present invention is fixed in the electronic installation, only needs the mainboard electric connection (not shown) of connecting portion 22 with electronic installation got final product, and does not have the not good problem in location.
Certainly, above-mentioned Trackball device 30 has been at present quite ripe element, the above-mentioned mode of utilizing magnetic roller 32, cooperating Hall IC 24 inductions is an embodiment only, and the Trackball device 30 that utilizes alternate manner to respond to equally also can be suitable for the present invention and come the composition module structure.Simultaneously because Trackball device 30 is different from known structure, be by pedestal 10 and lid about in the of 40 clamping, therefore, cooperate pedestal 10 and lid 40 all to adopt metal material to make, then can effectively prevent static discharge (electrostatic discharge, generation ESD).
On the other hand, see also shown in Figure 4ly, it is the synoptic diagram of another embodiment of Trackball module structure of the present invention.
Be fixed in electronic installation for convenience, two side direction of pedestal 10 have extension 15 outward, has fixed orifice 16 on the extension 15, can be for being fixed in (not shown) on the electronic installation, simultaneously, the part of soft arranging wire group 20 then can have button circuit board 27, have a plurality of button contacts 28 on it, the sub-device of can powering directly uses, and as the contact of button, makes the function of the disclosed Trackball module structure of the present invention more complete.Certainly, the kenel of extension 15 is not only to be defined in as shown in FIG., also extendible all the other functions of soft arranging wire the group 20 or button contact 28 of varying number is provided, and this changes the spirit of neither disengaging this case a bit.
The disclosed Trackball module structure of the present invention, utilize pedestal, lid to give modularization the control chip group of Trackball device and induction, can be installed in jointly on the electronic installation, overcome the control chip group that the known trajectory ball device is installed in casing, induction and be installed in mainboard, produce cumulative limit, the bad problem of induction.Simultaneously, cooperate pedestal, lid to adopt metal material to make, more can effectively prevent the generation of static discharge.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (11)
1. a Trackball module structure is applicable to electronic installation, it is characterized in that, above-mentioned Trackball module structure includes:
Pedestal has groove;
The soft arranging wire group, have continuous supporting part and connecting portion, have control chip group on the above-mentioned supporting part, and be fixed in the above-mentioned groove of said base by above-mentioned supporting part, and above-mentioned connecting portion extends to outside the above-mentioned groove, and is electrically connected with above-mentioned electronic installation formation;
Trackball device is installed in the above-mentioned groove of said base corresponding to above-mentioned control chip group; And
Lid is installed on the above-mentioned groove of said base, and Trackball device is fixed on the said base.
2. Trackball module structure according to claim 1 is characterized in that, wherein the above-mentioned groove of said base has side opening, is electrically connected with above-mentioned electronic installation formation for above-mentioned connecting portion exposes.
3. Trackball module structure according to claim 1 is characterized in that, wherein said base is that metal material constitutes, and cooperates above-mentioned lid also to be constituted by metal material.
4. Trackball module structure according to claim 1 is characterized in that, wherein above-mentioned control chip group comprises a plurality of Hall IC and keyswitch.
5. Trackball module structure according to claim 1, it is characterized in that, wherein above-mentioned Trackball device comprises framework, spin and a plurality of magnetic roller, and above-mentioned spin and above-mentioned these magnetic rollers are installed in said frame, and above-mentioned these magnetic rollers are corresponding to above-mentioned control chip group.
6. Trackball module structure according to claim 5 is characterized in that, wherein above-mentioned spin is rolled and driven above-mentioned these magnetic rollers rotations, and makes the corresponding output signal of above-mentioned control chip group.
7. Trackball module structure according to claim 5 is characterized in that, wherein above-mentioned lid has the perforate corresponding to above-mentioned spin, in order to above-mentioned Trackball device is positioned the position of corresponding above-mentioned control chip group, and above-mentioned spin is exposed.
8. Trackball module structure according to claim 1 is characterized in that, wherein has fixed orifice on the said base, in order to be fixed on above-mentioned electronic installation.
9. Trackball module structure according to claim 1 is characterized in that, wherein above-mentioned soft arranging wire group connects button circuit board.
10. Trackball module structure according to claim 9 is characterized in that wherein said base has extension, in order to carry above-mentioned button circuit board.
11. Trackball module structure according to claim 1 is characterized in that, has a pilot hole on the wherein above-mentioned soft arranging wire group, cooperates the groove of said base to have reference column, in order to above-mentioned soft arranging wire group is positioned in the above-mentioned groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101469251A CN101661339B (en) | 2008-08-26 | 2008-08-26 | Trackball module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101469251A CN101661339B (en) | 2008-08-26 | 2008-08-26 | Trackball module structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101661339A CN101661339A (en) | 2010-03-03 |
| CN101661339B true CN101661339B (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101469251A Active CN101661339B (en) | 2008-08-26 | 2008-08-26 | Trackball module structure |
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| CN (1) | CN101661339B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1834879A (en) * | 2005-03-17 | 2006-09-20 | 松下电器产业株式会社 | Trackball device |
| CN1936806A (en) * | 2005-06-27 | 2007-03-28 | Itt制造企业公司 | Ball-based device for controlling the movements of a cursor on a screen |
-
2008
- 2008-08-26 CN CN2008101469251A patent/CN101661339B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1834879A (en) * | 2005-03-17 | 2006-09-20 | 松下电器产业株式会社 | Trackball device |
| CN1936806A (en) * | 2005-06-27 | 2007-03-28 | Itt制造企业公司 | Ball-based device for controlling the movements of a cursor on a screen |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2007-26026A 2007.02.01 |
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| Publication number | Publication date |
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| CN101661339A (en) | 2010-03-03 |
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