CN213207329U - Polarized flashlight - Google Patents

Abstract

The utility model belongs to the light field relates to a polarisation flashlight, include: casing, lamp source subassembly and lens module, the lamp source subassembly reaches the lens module is fixed mounting in proper order in the casing, just the lens module is close to the light-emitting window setting of casing, the lens module includes at least one polarized lens, and is corresponding, the lamp source subassembly includes at least one lamp source, the lamp source is located in the polarized lens, polarized lens includes: plane of reflection and refraction face, the plane of reflection is located on polarized lens's the lateral wall, the plane of refraction still include first refraction face and with the second plane of refraction that first plane of refraction is connected, first plane of refraction with the plane at light-emitting window place is parallel, the orientation of second plane of refraction the light-emitting window slope. Its advantage lies in, can enough realize the flashlight polarisation, can make the flashlight shine again to external facula be oval to the use experience of reinforcing flashlight.

Description

Polarized flashlight

Technical Field

The utility model belongs to the light field relates to a polarisation flashlight.

Background

At present, the lens that current flashlight adopted generally is the monarch, make the facula of shining out generally circular, the flashlight of circular facula is visible everywhere on the market, the live time overlength will reduce the fresh sense of user when using the flashlight, and the polarisation processing has not been done to the flashlight on the present market yet, because the light source that the flashlight jets out all is the direct projection towards the place ahead, and current flashlight is when using, the flashlight has certain height with ground, there is one section distance flashlight to shine not so in the bright position in place ahead under the foot, thereby form the vision blind area, road surface in the vision blind area is uneven or pot hole, the appearance of the condition of falling down will be caused so, thereby the use experience of flashlight when using has been reduced.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide a polarisation flashlight, can enough realize the flashlight polarisation, can make the flashlight shine to external facula again and be oval to the use of reinforcing flashlight is experienced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a polarized flashlight, comprising: casing, lamp source subassembly and lens module, the lamp source subassembly reaches the lens module is fixed mounting in proper order in the casing, just the lens module is close to the light-emitting window setting of casing, the lens module includes at least one polarized lens, and is corresponding, the lamp source subassembly includes at least one lamp source, the lamp source is located in the polarized lens, just polarized lens's position, quantity with the position, the quantity in lamp source suit, polarized lens includes: plane of reflection and refraction face, the plane of reflection is located on polarized lens's the lateral wall, the plane of refraction is located polarized lens is close to on the terminal surface of light-emitting window, the plane of refraction still include first plane of refraction and with the second plane of refraction that first plane of refraction is connected, first plane of refraction with the plane at light-emitting window place is parallel, the second plane of refraction orientation the light-emitting window slope, the polarisation flashlight still includes the clamping ring, the clamping ring is fixed light-emitting window is in the department will install extremely lens module and lamp source subassembly in the casing compress tightly.

Furthermore, a light inlet hole is formed in the end face, close to the light source, of the polarized lens, and the light source is located in the light inlet hole.

Furthermore, the end face of the light inlet hole, which is far away from the light source, is an irregular curved surface, and the irregular curved surface is concave towards the direction of the light source.

Furthermore, a plurality of strip-shaped bulges with different lengths are arranged on the refraction surface.

Further, the lamp source assembly further comprises: the lamp plate, the lamp plate is fixed in the casing, the lamp source with the lamp plate is fixed.

Further, the quantity of lamp source sets up to 4, wherein two the lamp source is arranged on the length direction of lamp plate and is located the both sides at lamp plate center, two other lamp pearls are arranged and are in on the width direction of lamp plate and are located the both sides at lamp plate center.

Furthermore, be located two lamp sources on the lamp plate length direction arrive the distance at lamp plate center is equal, is located two lamp sources on the lamp plate width direction arrive the distance at lamp plate center is also equal, and sets up the line of two lamp sources on the lamp plate length direction is in with the setting the line mutually perpendicular of two lamp sources on the lamp plate width direction.

Further, the lens module is close to still be provided with the guide post on the terminal surface of lamp plate, it is corresponding, still be provided with the through-hole on the lamp plate, the guide post is located in the through-hole.

Further, the light inlet hole is a cylindrical hole.

Further, the light outlet of the shell is rectangular.

Has the advantages that:

the utility model discloses a combine together lamp source subassembly and lens module, the lens module sets up to including a polarized lens at least, and every polarized lens still includes: the reflection surface, the first refraction surface and the second refraction surface enable light rays emitted by the polarized lens to be polarized towards one direction, so that when the polarized flashlight is used, the light rays emitted by the polarized flashlight can illuminate the ground under the foot, and a vision blind area is prevented from being formed under the foot, so that the polarized flashlight is more practical, and the experience of the polarized flashlight in use is enhanced; by arranging the light inlet hole, arranging the end face, far away from the lamp source, of the light inlet hole as an irregular curved surface, wherein the irregular curved surface is concave towards the direction of the lamp source, the irregular curved surface can change the angle of incident light rays at each direction position, and because the incident angles of the incident light rays are different, the refraction angles of the incident light rays are different, so that the refraction surfaces are matched to change the emergent light ray angles at different positions; the outer surface of the refraction surface is fan-shaped by arranging a plurality of strip-shaped bulges with different lengths on the refraction surface, so that the refraction surface is more attractive on one hand, and the fan-shaped refraction surface can realize the polarized light of a polarized flashlight with different angles on the other hand, so that light spots irradiated from the refraction surface are more uniform; the number of the lamp sources is set to be 4, and the positions of the lamp sources are set, so that the lamp sources are matched with the fan-shaped refraction surfaces of the lenses, and the 4 light sources are ensured to be shaped and converged into an elliptical polarized light spot through the 4 lenses with different polarized light angles after being luminous, so that the freshness of a user when using a polarized flashlight is enhanced; the concentricity of the lamp panel and the lens module can be ensured by arranging the guide posts and the through holes, so that the lens module and the lamp panel can be more accurately mounted together; set up to the rectangle through the light-emitting window with the casing, can prevent that the emergence of polarisation flashlight from rolling when placing on the desktop.

Drawings

FIG. 1 is a schematic diagram of the explosion structure of the present invention;

fig. 2 is a schematic structural diagram of the lens module of the present invention;

fig. 3 is another view angle structure diagram of the lens module of the present invention;

FIG. 4 is a transverse light path diagram of the present invention in use;

fig. 5 is a longitudinal light path diagram of the present invention in use.

The labels in the figure are: 100-shell, 110-light outlet; 200-a lamp source; 300-lamp panel, 310-through hole; 400-polarized lens, 410-reflecting surface, 420-refracting surface, 421-first refracting surface, 422-second refracting surface, 423-strip-shaped bulge, 430-light inlet hole, 431-irregular curved surface and 440-guide column; 500-pressing ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, a polarized flashlight includes: casing 100, lamp source subassembly and lens module fixed mounting are in proper order in casing 100, and the lens module is close to the setting of light-emitting window 110 of casing 100, and the lens module includes at least one polarized lens 400, and is corresponding, and the lamp source subassembly includes at least one lamp source 200, and lamp source 200 is located polarized lens 400, and the position of polarized lens 400, quantity and lamp source 200, quantity suit, and polarized lens 400 includes: the reflection surface 410 and the refraction surface 420, the reflection surface 410 is located on the sidewall of the polarized lens 400, the refraction surface 420 is located on the end surface of the polarized lens 400 close to the light exit 110, the refraction surface 420 further includes a first refraction surface 421 and a second refraction surface 422 connected to the first refraction surface 421, the first refraction surface 421 is parallel to the plane where the light exit 110 is located, the second refraction surface 422 is inclined toward the light exit 110, in this embodiment, the included angle formed by the extension lines of the second refraction surface 422 and the first refraction surface 421 is 7 degrees, the polarized flashlight further comprises a pressing ring 500, the pressing ring 500 is fixed at the light outlet 110 to press the lens module and the light source assembly installed in the housing 100, the pressing ring 500 is mounted at the light exit 110 of the housing 100 in an interference fit manner, in this embodiment, the light exit 110 of the housing 100 is rectangular, specifically, the light exit 110 is narrow in the vertical direction and wide in the horizontal direction.

In the above embodiment with reference to fig. 2 and fig. 3, the light entrance hole 430 is further formed on the end surface of the polarized lens 400 close to the light source 200, and the light source 200 is located in the light entrance hole 430, wherein the end surface of the light entrance hole 430 far away from the light source 200 is an irregular curved surface 431, and the irregular curved surface 431 is recessed towards the direction of the light source 200, in this embodiment, the light entrance hole 430 is a cylindrical hole.

In the above embodiment, the plurality of protruding 423 in bar shape with different lengths are further arranged on the refraction surface 420, so that the outer surface of the refraction surface 420 is fan-shaped, specifically, the length of the protruding 423 in bar shape is gradually increased from the two sides of the refraction surface 420 to the center of the refraction surface 420, and the width of each protruding 423 in bar shape is gradually increased from the second refraction surface 422 to the first refraction surface 421, so that the surface of the refraction surface 420 is fan-shaped, the protruding 423 in bar shape with different lengths and widths enables the refraction surface 420 to mix the light of the refraction surface 420, and thus, the light spots emitted by the polarized flashlight are more uniform.

Referring to fig. 1 to 3, in the above embodiment, the lamp source assembly further includes: lamp plate 300, lamp plate 300 is fixed in casing 100, lamp source 200 is fixed with lamp plate 300, in this embodiment, the quantity of lamp source 200 sets up to 4, wherein, two lamp sources 200 arrange on the length direction of lamp plate 300 and are located the both sides at lamp plate 300 center, two lamp pearls arrange on the width direction of lamp plate 300 and are located the both sides at lamp plate 300 center in addition, it is corresponding, polarizing lens 400's quantity also sets up to 4, 4 polarizing lens 400 constitutes a lens module, polarizing lens 400's position and lamp source 200's position one-to-one, and 4 lamp source 200's centre of a circle respectively with the light inlet hole 430 coaxial heart on 4 polarizing lens 400, it is concrete, the distance that is located two lamp sources 200 on lamp plate 300 length direction is equal to 300 centers, the distance that is located two lamp sources 200 on lamp plate 300 width direction is also equal to lamp plate 300 centers, and the line that sets up two lamp sources 200 on lamp plate 300 length direction with set up two lamp sources 200 on lamp plate 300 width direction The line mutually perpendicular, it is specific, the upper and lower direction of lamp plate 300 is narrow, and the transverse direction is wide, and is corresponding, and the upper and lower direction of lens module is narrow, and the transverse direction is wide to make the shape of lens module and lamp plate 300 can suit with the light-emitting window 110 shape of polarisation flashlight, in this embodiment, lamp plate 300 is the copper base plate, and still the coating has the tin cream on the terminal surface that lamp plate 300 and lamp source 200 contacted.

In the above embodiment, the lens module is provided with guide post 440 on the terminal surface that is close to lamp plate 300, and correspondingly, lamp plate 300 is provided with through-hole 310, and guide post 440 is located through-hole 310.

Referring to fig. 4, according to the transverse light path transverse principle of the polarized flashlight, after the light source 200 emits light, light is incident from the irregular curved surface 431 of the light incident hole 430, the irregular curved surface 431 can perform a polarizing function on the incident light, and when the incident light reaches the refraction surface 420, the refraction surface 420 refracts the light passing through the refraction surface 420 and emits the light from the light exit 110;

referring to fig. 5, the horizontal principle of vertical light path of polarisation flashlight, the luminous back of lamp source 200, light is once refracted to plane of reflection 410 by the lateral wall of income unthreaded hole 430, reach refraction face 420 through plane of reflection 410, refraction face 420 can refract the light through refraction face 420, and jet out from light-emitting window 110, because refraction face 420 comprises first refraction face 421 and second refraction face 422, and second refraction face 422 is towards light-emitting window 110 slope, and under the protruding 423's of bar effect, make the light that jets out from light-emitting window 110 can wholly take place the slope, thereby guarantee the polarisation flashlight when the use, through the mode of gripping that changes the polarisation flashlight, can make the light that the flashlight jets out can illuminate underfooting ground, thereby the experience of reinforcing flashlight when the use.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A polarized flashlight, comprising: casing (100), lamp source subassembly and lens module, the lamp source subassembly reaches the lens module fixed mounting in proper order in casing (100), just the lens module is close to light-emitting window (110) setting of casing (100), the lens module includes at least one polarized lens (400), and is corresponding, lamp source (200) subassembly includes at least one lamp source (200), lamp source (200) are located in polarized lens (400), just the position, the quantity of polarized lens (400) with the position, the quantity of lamp source (200) suit, polarized lens (400) include: plane of reflection (410) and refracting surface (420), plane of reflection (410) is located on the lateral wall of polarized lens (400), refracting surface (420) is located polarized lens (400) is close to on the terminal surface of light-emitting window (110), refracting surface (420) still include first refracting surface (421) and with second refracting surface (422) that first refracting surface (421) are connected, first refracting surface (421) with the plane parallel at light-emitting window (110) place, second refracting surface (422) orientation light-emitting window (110) slope, the polarisation flashlight still includes clamping ring (500), clamping ring (500) are fixed light-emitting window (110) are in the department will install to lens module and lamp source (200) subassembly in casing (100) compress tightly.

2. A polarized flashlight of claim 1, wherein the polarized lens (400) further has a light inlet (430) formed on an end surface thereof adjacent to the light source (200), and the light source (200) is located in the light inlet (430).

3. A polarized flashlight of claim 2, wherein the end surface of the light inlet (430) away from the light source (200) is an irregular curved surface (431), and the irregular curved surface (431) is concave toward the light source (200).

4. A polarized flashlight of claim 1, wherein said refracting surface (420) further comprises a plurality of protrusions (423) having different lengths.

5. A polarized flashlight of claim 1, wherein said light source assembly further comprises: a lamp panel (300), the lamp panel (300) is fixed in the casing (100), the light source (200) with the lamp panel (300) is fixed.

6. The polarized flashlight of claim 5, wherein the number of the light sources (200) is 4, two of the light sources (200) are arranged in the length direction of the lamp panel (300) and located on two sides of the center of the lamp panel (300), and the other two light beads are arranged in the width direction of the lamp panel (300) and located on two sides of the center of the lamp panel (300).

7. The polarized flashlight of claim 5 or 6, wherein the distance from the two light sources (200) located in the length direction of the lamp panel (300) to the center of the lamp panel (300) is equal, the distance from the two light sources (200) located in the width direction of the lamp panel (300) to the center of the lamp panel (300) is also equal, and the connecting line of the two light sources (200) located in the length direction of the lamp panel (300) is perpendicular to the connecting line of the two light sources (200) located in the width direction of the lamp panel (300).

8. The polarized flashlight of claim 7, wherein a guide post (440) is further disposed on an end surface of the lens module close to the lamp panel (300), and correspondingly, a through hole (310) is further disposed on the lamp panel (300), and the guide post (440) is located in the through hole (310).

9. A polarized flashlight according to claim 2 or claim 3, wherein the light entrance aperture (430) is a cylindrical aperture.

10. A polarized flashlight of claim 1, wherein the light outlet (110) of the housing (100) is rectangular.

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