CN101498840B - Laser indicator - Google Patents
Laser indicator Download PDFInfo
- Publication number
- CN101498840B CN101498840B CN2009100039227A CN200910003922A CN101498840B CN 101498840 B CN101498840 B CN 101498840B CN 2009100039227 A CN2009100039227 A CN 2009100039227A CN 200910003922 A CN200910003922 A CN 200910003922A CN 101498840 B CN101498840 B CN 101498840B
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- China
- Prior art keywords
- laser
- lens
- lens carrier
- rotating member
- housing body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Laser Surgery Devices (AREA)
Abstract
A laser instructor which can achieve miniaturization is provided. The laser instructor (10) is contained with a semiconductor laser device (12) in a shell body (11), which can be ejected from the laser ejecting portion (58) by the laser device (12) via a predetermined mark. The laser instructor (10) comprises a lens bracket (15) installed with a plurality of lenses (46, 47). The lens bracket (15) is arranged between the laser device (12) and the ejecting portion (58). The central axis (L) of the laser ejected from the lighting surface (12A) of the laser device (12) is arranged as accordance with the shell body (11). The ejecting portion (58) is arranged as installation on the rotating central position of the rotating component (16) on the shell body (12).
Description
Technical field
The present invention relates to laser designator, say more in detail, relate to the laser designator that can make the various cue marks of laser display.
Background technology
Academic conference, explanation can etc. in, on the screen that is arranged on away from lecturer's etc. position, carry out the projection of data etc., and be used for the laser designator of the relevant position on the instruction screen.
Structure below well-known laser designator adopts: in the housing that extends along its length, taken in semicondcutor laser unit, battery,, penetrated laser from a distolateral projection portion that is arranged on housing through the switch of operation setting at the housing exterior side.Known a kind of laser designator (for example) with reference to patent documentation 1, wherein:, except point-like, also adopt various marks such as arrow, and can switch these marks as required as cue mark.
Patent documentation 1: japanese kokai publication hei 10-239632 communique
Yet; Patent documentation 1 disclosed cue mark constitutes: be provided with rotation center is arranged on from the plectane of the position of the central axis of laser dislocation, near the periphery of this plectane, form with the perforated portion of the corresponding shape of cue mark and make laser see through this perforated portion.
Therefore, must between the rotation center axis of said central axis and plectane, certain distance be set, therefore can not be with the plectane miniaturization, its result has caused the housing of laser designator such problem that maximizes.
Summary of the invention
The present invention is conceived to such problem and designs, and its purpose is to provide a kind of laser designator that can select various cue marks arbitrarily, can realize miniaturization.
In order to reach above-mentioned purpose, laser designator of the present invention is taken in semicondcutor laser unit in housing body, disposes projection portion at the central axis of the laser that sends from this laser aid, and this laser designator adopts following structure:
Comprise: polylith lens, these lens are set between said laser aid and the projection portion, and said laser are seen through and the cue mark of formation reservation shape; And lens carrier, this lens carrier makes these lens be positioned on the said central axis selectively;
Said projection portion is set at the rotation center position of the rotating member that is installed on the said housing body, and the rotation center of this rotating member is consistent with said central axis.
In the present invention, adopt following structure: it can be the rotation center rotation with the axis vertical with said central axis that said lens carrier is configured to.
In addition, preferably adopt following structure: between said lens carrier and said rotating member, be provided with link gear, be set to make through the rotary manipulation of said rotating member said lens carrier rotation.
And then said link gear can be made up of the 1st gear and the 2nd gear, and the 1st gear is supported by said rotating member, and is rotation center with the axis identical with said central axis (same axis); The 2nd gear is supported by the axial region of the rotation center that forms said lens carrier, with said the 1st gearing mesh.
In addition, preferably: between said lens carrier and said housing body, be provided with when said lens are positioned on the said central axis timing detent mechanism from rotational resistance to lens carrier that give.
And then adopt following structure: said housing body forms the tubular that can take in laser aid and power supply in inside, and said rotating member is set as the lid shape of the emission side end that is installed in housing body, in the said projection of its end face central authorities formation portion.
According to the present invention; Because the projection portion on the rotating member of being set at is set at the rotation center position of this rotating member; And make its rotation center consistent, so, also can avoid the maximization of housing body even be made as the structure that to select cue mark arbitrarily with the central axis of laser.
In addition, because lens carrier is to be the structure of rotation center rotation with the axis vertical with said central axis, so when said housing body is made as the shape of on axis direction, extending, can makes lens be positioned at the center of this housing body and laser is seen through.
In addition, through be made as rotating member is rotated when operation, lens carrier can easily carry out the switching of cue mark via the structure of link gear rotation.
And then, when constituting link gear,, also can make their interlocks reliably even the sense of rotation of rotating member is different with the sense of rotation of lens carrier by the 1st and the 2nd gear.
In addition; Through the structure of lens carrier being given the timing detent mechanism of rotational resistance is set; Not only can not produce because of not noting causing switching the problem of cue mark; And can be positioned at the situation on the said central axis through the click sense identification lens of rattling away, the such problem in position that can avoid lens carrier to stop at covering laser.
And then, through said housing body being made as tubular and rotating member being made as lid and the structure that projection portion is set in the end face central authorities of this rotating member, can be made as with the similar shape of pen and give the convenience that carries.
Description of drawings
Fig. 1 is the integrally-built approximate three-dimensional map of the related laser designator of this embodiment of expression;
Fig. 2 is the exploded perspective view after the major part of said laser designator is amplified;
Fig. 3 is the major part sectional side elevation of said laser designator;
Fig. 4 is the partial top view when top surface side is observed lens carrier; Fig. 5 is the key diagram that switches cue mark according to the position of lens carrier.
Label declaration
10: laser designator (laser pointer)
11: housing body
12: laser aid
15: lens carrier (lens holder)
16: rotating member
17: link gear
36: volute spring (timing detent mechanism, Jie Du mechanism)
38: ball (timing detent mechanism)
42: axial region
58: projection portion
46,47: lens
51A: recess (timing detent mechanism)
75: the 1 gears
76: the 2 gears
L: central axis
M, M1, M2: cue mark (point mark, some mark)
Embodiment
Below, with reference to accompanying drawing embodiment of the present invention is elaborated.
The approximate three-dimensional map of in Fig. 1, representing the laser designator that this embodiment is related, its major part exploded perspective view of expression in Fig. 2.In these figure; Laser designator 10 constitutes to be possessed: housing body 11; Be incorporated in the semicondcutor laser unit 12 in this housing body 11; Be positioned at the retaining member 13 of the outer circumferential side of this laser aid 12,, and be arranged on the link gear 17 between this rotating member 16 and the lens carrier 15 by the lens carrier 15 and the rotating member 16 of these retaining member 13 supports.
Said housing body 11 is set as elongated tubular (for example, diameter tens millimeter).Distolateral Fig. 1 right-of-center in political views of this housing body 11 is rear end side, is provided with the breechblock 20 that possesses the ring portion 19 that can insert not shown rope etc. freely via thread structure loading and unloading.In housing body 11, take in not shown dry cell (power supply) in the place ahead of breechblock 20.
Said laser aid 12 is incorporated in the anterior position of said dry cell in said housing body 11.This laser aid 12 is set as the light-emitting area 12A of circular with front end, and the axis L of the laser that sends from this light-emitting area 12A is set as roughly consistent with the central axis of housing body 11.Here, the laser aid 12 in this embodiment adopts the laser aid that sends green laser, and this green laser is compared with red laser, the bright several times of brightness under identical output (power).
Said retaining member 13 by: be inserted into the binding tube 21 in week in the front of said housing body 11 and be configured in this bindings tube 21 one distolateral, in a circumferential direction across a pair of prolongation arm 22,23 formations of 180 degree positions at interval roughly.At the direction of principal axis pars intermedia that links tube 21; As shown in Figure 3; Be formed with via stage portion 21A the projecting strip part 25 that extends in a circumferential direction, limit with respect to the installation site of this binding tube 21 linking 21 an insertion position and a rotating member 16 respectively with respect to said housing body 11 through this projecting strip part 25.In addition, linking on the tube 21, on the outer peripheral face in the left side of projecting strip part 25,, in this threaded hole 27, can be screwed into screw element 28 along the circumferential direction being formed with threaded hole 27 across 120 degree positions at interval.Here, the front end of screw element 28 possesses to outstanding length of the interior week that links tube 21, thus, can adjust the center of the light-emitting area 12A of said laser aid 12.
In said prolongation arm 22,23, it is as shown in Figure 3 that one of them prolongs arm 22, is set as the shape that possesses outstanding to the inside protrusion 30.On protrusion 30, be provided with and connect the inside and outside through hole 32 that prolongs arm 22, and, be formed with the spring base recess 33 of opening to the inside in the adjacent position of this through hole 32.In through hole 32, can insert pin 34 with ball heads 34A, through this pin 34, distolateral support to such an extent that can rotate one of lens carrier 15.In addition, in said spring base recess 33, taken in volute spring 36, this volute spring 36 constitutes the ball 38 that is configured between itself and the lens carrier 15 is loaded to lens carrier 15 1 sides.
It can be the rotation center rotation with the axis L1 vertical with said axis L that said lens carrier 15 is configured to.This lens carrier 15 comprises: rack body 40 is arranged in the minor diameter 41 of side below Fig. 3 of this rack body 40 and is arranged on the axial region 42 of the following side of this minor diameter 41.Rack body 40 is as shown in Figure 5, is along the circumferential direction possessing light hole 45 across 120 degree positions at interval.These light holes 45 extend in the face parallel with said axis L, and at each distolateral lens 46,47 that are equipped with of two light holes 45.Here, the light hole 45 that lens 46 are installed plays the effect of cue mark M1 printing opacity of ring-type that makes shown in Fig. 5 (A); When the light hole that does not have lens mounting 45 is positioned on the axis L; Shown in Fig. 5 (B), formed the cue mark M2 of point-like, when the light hole that lens 47 are installed 45 is positioned on the axis L; Shown in Fig. 5 (C), formed the cue mark M3 of linearity.
Said rotating member 16 can be installed in the emission side end of said housing body 11 rotatably via said a pair of prolongation arm 22,23.This rotating member 16 form possess can with prolong arm 22,23 be accommodated in all sides cylindrical portion 55 and be positioned at the shape of lid of a distolateral end face 56 of this cylindrical portion 55.Center at end face 56; Be formed with the projection portion 58 that the hole by the circle consistent with said axis L constitutes; In the footpath direction symmetric position that is the centre with this projection portion 58; Be formed with screw element patchhole 59, disk 62 be fixed on the inner face side of said end face 56 via the screw element 60 that inserts this screw element patchhole 59.
Said disk 62 constitutes: possess the 58 corresponding band step center pits 63 with said projection portion, and on periphery, possess circumferential groove 65.On band step center pit 63, the window member 66 of the circle with light transmission is installed.On the front end face of disk 62, be formed with and said screw element patchhole 59 corresponding threaded holes 69, in this threaded hole 69, be screwed into said screw element 60, thus that disk 62 and rotating member 16 is integrated.In addition, in circumferential groove 65, take in the ball 72 in the hole 70 that is configured in the front that is formed at said prolongation arm 22,23, thus, constitute the rotation that can successfully be rotated member 16 and disk 62.
Said link gear 17 is made up of the 1st gear 75 and the 2nd gear 76; The 1st gear 75 is fixed on the rear end face of said disk 62 via bonding agent etc.; The 2nd gear 76 is fixed on the outer circumferential side of the axial region 42 of said lens carrier 15, and can rotate with said the 1st gear 75 engagement ground.The 1st gear 75 is through being provided with the 1st tooth portion 81 and forming possessing outer circumferential side with the swivel plate 80 of said projection portion 58 and band step center pit 63 corresponding open-works 77.In addition, the periphery of the 2nd gear 76 through the circular slab 83 that in Fig. 3 midplane, rotates is provided with the 2nd tooth portion 84 and forms.
In addition, symbol 90 is the push-button switchs that carry out the connection/shutoff of laser aid 12 among Fig. 1, lights the indicator of demonstration when symbol 91 is illustrated in push switch 90.In addition, symbol 92 expression is used for inserting the clip of pocket etc.
Next, the method for application to the laser designator in this embodiment 10 describes.
When said lens carrier 15 was set in the position of Fig. 5 (A), if the said switch 90 of pressing operation and luminous from light-emitting area 12A, then lens carrier 15 was positioned on the said axis L lens 46 and cue mark M1 is presented on screen etc.
Here, in the time will changing cue mark M1, as long as at every turn with said rotating member 16 rotary manipulations 60 degree.Thus, the 1st gear 75 rotates integratedly, rotates in the face parallel with said axis L with the 2nd gear 76 of the 1st gear 75 engagements.Therefore; Rotate integratedly with the 2nd gear 76 incorporate lens carriers 15 and the 2nd gear 76; Perhaps shown in (C), light hole 45 or lens 47 that lens are not set are positioned on the said axis L, thereby can show and they corresponding cue mark M2, M3 like Fig. 5 (B).
In addition; Lens carrier 15 will constitute the timing detent mechanism through the spring force of volute spring 36 ball 38 is maintained the state that is located among the recess 51A, so the operator can be located in position and ball 38 among the recess 51A from position that recess 51 is deviate from through click (click) identification ball 38.Therefore, can hold said light hole 45 through click effect and whether be in and said axis L consistent location, thus can be always with the set positions of lens carrier 15 in the position that shows any cue mark.
Therefore, according to such embodiment, can access the effect that to select different cue marks through the rotary manipulation of rotating member 16.And; Lens carrier 15 is for being the structure that rotation center is rotated with the axis L1 vertical with said axis L, so can provide diameter to be refined as to make the laser designator 10 of axis L and projection portion 58 structure consistent with the center of housing body 11.
The superincumbent record such as structure, method that is used for the best of embodiment of the present invention discloses, but the present invention is not limited thereto.
Promptly; Though the present invention is primarily aimed at specific embodiment and illustrates especially; And be illustrated; But in the scope that does not break away from technological thought of the present invention and purpose, persons skilled in the art can apply various distortion to shape, material, quantity and other detailed structure with respect to embodiment recited above.
Therefore; The record of above-mentioned disclosed qualification shape, material etc. is the record of exemplary ground for understanding of the present invention is more prone to; Do not limit the present invention, so the record of having removed under part or all the title of member of qualification of qualifications such as these shapes, material is also contained among the present invention.
For example, in the above-described embodiment, be made as the structure that can show three kinds of cue marks, but as long as adopt at least two kinds of cue marks.In addition, the shape of cue mark also is not limited to the schematic structure example, can adopt various lens.
Claims (6)
1. laser designator, this laser designator is accommodated in housing body with semicondcutor laser unit, disposes projection portion at the central axis of the laser that sends from this laser aid, it is characterized in that:
Comprise: polylith lens, these lens are set between said laser aid and the projection portion, and said laser are seen through and the cue mark of formation reservation shape; And lens carrier, this lens carrier makes these lens be positioned on the said central axis selectively;
Said projection portion is set at the rotation center position of the rotating member that is installed in said housing body, and the rotation center of this rotating member is consistent with said central axis;
It can be the rotation center rotation with the axis vertical with said central axis that said lens carrier is configured to.
2. laser designator as claimed in claim 1 is characterized in that: between said lens carrier and said rotating member, be provided with link gear, be set to make through the rotary manipulation of said rotating member said lens carrier rotation.
3. laser designator as claimed in claim 2 is characterized in that, said link gear is made up of the 1st gear and the 2nd gear, and the 1st gear is supported by said rotating member, and is rotation center with the axis identical with said central axis; The 2nd gear is supported by the axial region of the rotation center that forms said lens carrier, with said the 1st gearing mesh.
4. like any described laser designator in the claim 1 to 3; It is characterized in that: between said lens carrier and said housing body, be provided with when said lens are positioned on the said central axis timing detent mechanism from rotational resistance to lens carrier that give.
5. like any described laser designator in the claim 1 to 3; It is characterized in that: said housing body forms the tubular that can take in laser aid and power supply in inside; Said rotating member is set as the lid shape of the emission side end that is installed in housing body, in the said projection of its end face central authorities formation portion.
6. laser designator as claimed in claim 4; It is characterized in that: said housing body forms the tubular that can take in laser aid and power supply in inside; Said rotating member is set as the lid shape of the emission side end that is installed in housing body, in the said projection of its end face central authorities formation portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP019226/2008 | 2008-01-30 | ||
| JP2008019226A JP4982804B2 (en) | 2008-01-30 | 2008-01-30 | Laser pointer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101498840A CN101498840A (en) | 2009-08-05 |
| CN101498840B true CN101498840B (en) | 2012-02-01 |
Family
ID=40945975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100039227A Expired - Fee Related CN101498840B (en) | 2008-01-30 | 2009-01-23 | Laser indicator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4982804B2 (en) |
| CN (1) | CN101498840B (en) |
| TW (1) | TWI442091B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011095620A (en) * | 2009-10-30 | 2011-05-12 | Kokuyo Co Ltd | Laser pointer |
| CN103440797B (en) * | 2013-07-06 | 2015-06-24 | 徐州飞梦电子科技有限公司 | Laser pointer |
| JP6394655B2 (en) * | 2015-11-18 | 2018-09-26 | ソニー株式会社 | Rotation switching device |
| JP7128728B2 (en) * | 2017-12-04 | 2022-08-31 | ローランドディー．ジー．株式会社 | Inkjet printer with pointer and pointer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5951149A (en) * | 1997-12-22 | 1999-09-14 | Simpatico Industries Co., Ltd. | Laser generating apparatus |
| CN2367469Y (en) * | 1999-01-26 | 2000-03-08 | 光奇科技股份有限公司 | Full-image laser pen |
| US6070992A (en) * | 1998-08-20 | 2000-06-06 | Schnell; Tim | Laser pointer having replaceable self-storing parts |
| CN2916668Y (en) * | 2006-06-05 | 2007-06-27 | 沈明发 | Single-projection multi-pattern projection pen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08122701A (en) * | 1994-10-20 | 1996-05-17 | Moritetsukusu:Kk | Laser pointer |
| JPH09133797A (en) * | 1995-11-08 | 1997-05-20 | Hitachi Ltd | Polarized light analysis device and pinhole monitor |
| JPH09281437A (en) * | 1996-04-18 | 1997-10-31 | Moritex Corp | Laser pattern projector |
-
2008
- 2008-01-30 JP JP2008019226A patent/JP4982804B2/en active Active
-
2009
- 2009-01-21 TW TW98102294A patent/TWI442091B/en not_active IP Right Cessation
- 2009-01-23 CN CN2009100039227A patent/CN101498840B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5951149A (en) * | 1997-12-22 | 1999-09-14 | Simpatico Industries Co., Ltd. | Laser generating apparatus |
| US6070992A (en) * | 1998-08-20 | 2000-06-06 | Schnell; Tim | Laser pointer having replaceable self-storing parts |
| CN2367469Y (en) * | 1999-01-26 | 2000-03-08 | 光奇科技股份有限公司 | Full-image laser pen |
| CN2916668Y (en) * | 2006-06-05 | 2007-06-27 | 沈明发 | Single-projection multi-pattern projection pen |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200946959A (en) | 2009-11-16 |
| JP2009180899A (en) | 2009-08-13 |
| TWI442091B (en) | 2014-06-21 |
| CN101498840A (en) | 2009-08-05 |
| JP4982804B2 (en) | 2012-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20220123 |