CN219841446U - Lamp group structure of lamp is angled night to many times zoom - Google Patents
Lamp group structure of lamp is angled night to many times zoom Download PDFInfo
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- CN219841446U CN219841446U CN202321276527.8U CN202321276527U CN219841446U CN 219841446 U CN219841446 U CN 219841446U CN 202321276527 U CN202321276527 U CN 202321276527U CN 219841446 U CN219841446 U CN 219841446U
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Abstract
The utility model discloses a lamp set structure of a multi-zoom night fishing lamp, which relates to the technical field of the night fishing lamp, and comprises a lamp tube, a light source piece arranged in the lamp tube and a lens assembly arranged along a projection light path of the light source piece, wherein the lens assembly comprises a first fixing Jiao Zujian, a first focusing assembly, a second focusing assembly and a second fixing Jiao Zujian, the light source piece comprises at least two LED light emitting chips arranged in opposite angles, and the first focusing assembly comprises a first focusing lens set fixedly arranged at the front end of the light source piece; the size of the light spot can be changed as required while the high-brightness clear light spot is projected, so that the usability is better, and the use of different night fishing scenes is facilitated.
Description
Technical Field
The utility model relates to the technical field of night fishing lamps, in particular to a lamp set structure of a multiple zooming night fishing lamp.
Background
As described in the chinese utility model of application number CN201822020854.2, the "night fishing lamp" is a lamp that can be used by fishing lovers during night fishing, and has the function of illuminating the float to reflect light, so that the fine action of the float can be seen clearly at night, thereby judging the condition of the fish. Meanwhile, the night fishing lamp can also achieve the effect of attracting fish shoals by changing the color of light.
Because night fishing lovers are different in requirements on brightness, projected light spot size and the like of the night fishing lamp according to different environments and conditions, the performance requirement of the night fishing lamp is high, and therefore the Led lamp source is used as one of main light sources of the night fishing lamp due to the advantages of high brightness, low heat, low power consumption, good stability and long service life. At present, the optical systems of LED night fishing lamps in the market are mainly two, and the lamp set structure of the LED night fishing lamp with multiple zooming is composed of LED lamp beads and a reflecting cup; another lamp group structure of the multi-time zooming night fishing lamp is composed of LED lamp beads, a reflecting cup and a convex lens. However, such optical systems have the following drawbacks: 1. the reflection cup utilizes the reflection principle to concentrate the light rays with large divergence angles at the light source through reflection, so that the light utilization rate is improved. However, the use of the reflector cup still has a large amount of residual light, and the uniformity is poor, which is still not ideal for improving the light utilization rate. 2. Focusing is carried out through a single convex lens, and the effect of adjusting the size of the light spot can be achieved, but the actual adjustable range is small, and the projected light spot imaging effect is general; meanwhile, light leakage can occur in the focusing process, and the light spot illuminance is affected. "
In the prior art, the night fishing lamp has the following technical problems:
1. the night fishing lamp using the reflector is low in light utilization rate and poor in uniformity.
2. Focusing is carried out by using a single convex lens, the projected facula imaging effect is general, the phenomenon of light leakage can occur, and the facula illumination is influenced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme for solving the problems of the lamp group structure of the multi-zoom night fishing lamp.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the lamp group structure of the multi-zoom night fishing lamp comprises a lamp barrel, a light source piece arranged in the lamp barrel and a lens assembly arranged along a projection light path of the light source piece, wherein the lens assembly comprises a first stator Jiao Zujian, a first focusing assembly, a second focusing assembly and a second stator Jiao Zujian;
the light source piece comprises at least two LED light-emitting chips which are diagonally arranged;
the first focusing assembly comprises a first focusing lens group fixedly arranged at the front end of the light source piece;
the first focusing assembly comprises a first focusing lens group and a first adjusting piece which drives the first focusing lens group to slide and match in the lamp barrel;
the second focusing assembly comprises a second focusing lens and a second adjusting piece which drives the second focusing lens to slide and match in the lamp barrel;
the second fixed focus assembly comprises a second fixed focus lens fixedly arranged at the front end of the lamp tube;
the first focusing lens group, the first focusing lens group and the second focusing lens are all convex lenses, and the second focusing lens is a concave lens.
As a further scheme of the utility model: the focal length of the first focusing lens group is f1, the distance between the first focusing lens group and the LED light-emitting chip is u1, wherein 2f1> u1> f1, and the distance between the first focusing lens group and the first focusing lens group is u2, wherein u2>2f1.
As a further scheme of the utility model: the focal length of the first focusing lens group is f2, wherein 2f2> u2> f2.
As a further scheme of the utility model: the distance between the second focusing lens and the first focusing lens group is u3, and the second adjusting piece drives the second focusing lens to slide along the projection light path, so that u3 is changed.
As a further scheme of the utility model: the first focusing lens group comprises a hemispherical first convex lens and a hemispherical second convex lens, and the spherical surfaces of the first convex lens and the second convex lens are matched relatively.
As a further scheme of the utility model: the second fixed focus lens protrudes forward.
As a further scheme of the utility model: the LED light-emitting chip comprises a yellow light-emitting chip and a blue light-emitting chip which are arranged diagonally.
Compared with the prior art, the utility model has the following beneficial effects:
according to the lamp set structure of the multi-zoom night fishing lamp, the LED light source is matched with a plurality of groups of lenses, so that the light utilization rate can be greatly improved, the light spot illuminance is improved, the lens set lens is used for replacing a pure convex lens, a clearer and high-brightness light spot can be projected in a fixed range by moving the position of the adjusting lens, and the definition and the light spot brightness are higher; the size of the light spot can be changed as required while the high-brightness clear light spot is projected, so that the usability is better, and the use of different night fishing scenes is facilitated.
Drawings
FIG. 1 is a structural perspective view of one embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the internal structure of one embodiment of the utility model of FIG. 1;
FIG. 3 is a schematic diagram of the structure of the utility model and its light spots at different multiples;
FIG. 4 is an optical diagram of the present utility model during operation;
fig. 5 is a schematic structural view of an LED light emitting chip in the present utility model;
FIG. 6 is a schematic view of the structure of a lens assembly of the present utility model;
FIG. 7 is a schematic view of the optical path of different multiples in the present utility model;
FIG. 8 is another schematic view of a lens assembly of the present utility model;
FIG. 9 is a schematic view of a further configuration of a lens assembly according to the present utility model;
reference numerals and names in the drawings are as follows:
the LED lamp comprises the following components, by weight, a lamp tube 100, a light source part 200, a lens assembly 300, a first focusing assembly 310, a first focusing assembly 320, a second focusing assembly 330, a second focusing assembly Jiao Zujian-340, an LED light emitting chip 350, a first focusing lens group 311, a first focusing lens group 321, a first adjusting part 322, a second focusing lens 331, a second adjusting part 332, a second focusing lens 341, a first convex lens 323 and a second convex lens 324.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, a lamp set structure of a multiple zoom night fishing lamp includes a lamp barrel 100, a light source 200 disposed in the lamp barrel 100, and a lens assembly 300 disposed along a projection light path of the light source 200, wherein the lens assembly 300 includes a first focusing assembly 310, a first focusing assembly 320, a second focusing assembly 330, and a second focusing assembly Jiao Zujian 340;
the light source member 200 includes at least two LED light emitting chips 350 diagonally arranged;
the first focusing assembly 310 comprises a first focusing lens group 311 fixedly arranged at the front end of the light source piece 200;
the first focusing assembly 320 comprises a first focusing lens group 321 and a first adjusting piece 322 which drives the first focusing lens group 321 to slide and match in the lamp tube 100;
the second focusing assembly 330 comprises a second focusing lens 331 and a second adjusting piece 332 driving the second focusing lens 331 to slide and cooperate in the lamp cylinder 100;
the second focusing assembly 340 includes a second focusing lens 341 fixed at the front end of the light tube 100;
the first fixed focus lens group 311, the first focusing lens group 321 and the second fixed focus lens 341 are convex lenses, and the second focusing lens 331 is a concave lens.
As shown in fig. 5, in one embodiment, the light source member 200 includes a first LED light emitting chip 350 and a second LED light emitting chip 350 disposed diagonally;
as shown in fig. 4, in an embodiment, the light path of the night fishing lamp according to the present utility model is shown in schematic diagram, where the position of the first LED light emitting chip 350 is s1, the position of the second LED light emitting chip 350 is s2, the light spot area generated by the first LED light emitting chip 350 is a first light spot M, the light spot area generated by the second LED light emitting chip 350 is a second light spot N, and the light spot area generated by the night fishing lamp according to the present utility model is an integral light spot O;
the first LED light emitting chip 350 and the second LED light emitting chip 350 emit light, which is primarily condensed by the first focusing lens group 311, and there is a positional deviation K between the first light spot and the second light spot after the primary condensation,
the first light spot and the second light spot after primary light condensation are adjusted through the first focusing assembly 320, the first focusing lens group 321 carries out secondary light condensation on the first light spot and the second light spot after primary light condensation, the first focusing lens group 321 is driven to slide and cooperate in the lamp tube 100 through the first adjusting piece 322, the relative distance between the first focusing lens group 321 and the first focusing lens group 311 is adjusted, the light condensation effect between the first focusing lens group 321 and the second light spot is adjusted, and therefore the first focusing lens group 321 can adjust the position deviation K between the first light spot and the second light spot, and the definition of the whole light spot O of the night fishing lamp can be changed through adjusting K (the smaller the position deviation K between the first light spot and the second light spot is, the higher the definition of the whole light spot O is);
the second focusing lens 331 diverges the first light spot and the second light spot after secondary light condensation, the second focusing lens 331 is driven to slide and cooperate in the lamp tube 100 by the second adjusting piece 332, so that the relative distance between the second focusing lens 331 and the first focusing lens group 321 is adjusted, the second focusing lens 331 diverges the first light spot and the second light spot, and therefore the second focusing lens 331 can adjust the light spot sizes of the first light spot and the second light spot, and the overall light spot O of the night fishing lamp can be changed by adjusting the light spot sizes of the first light spot and the second light spot (the larger the first light spot and the second light spot, the larger the overall light spot O is);
as shown in FIG. 3, at an illumination distance of 5 meters, the minimum spot diameter, the intermediate spot diameter and the maximum spot diameter of the lamp set of the present utility model were 500mm, 1000mm and 1500mm, respectively.
According to the lamp set structure of the multi-zoom night fishing lamp, the LED light source is matched with a plurality of groups of lenses, so that the light utilization rate can be greatly improved, the light spot illuminance is improved, the lens set lens is used for replacing a pure convex lens, a clearer and high-brightness light spot can be projected in a fixed range by moving the position of the adjusting lens, and the definition and the light spot brightness are higher; the size of the light spot can be changed as required while the high-brightness clear light spot is projected, so that the usability is better, and the use of different night fishing scenes is facilitated.
In the embodiment of the present utility model, the focal length of the first focusing lens group 311 is f1, the distance between the first focusing lens group 311 and the LED light emitting chip 350 is u1, where 2f1> u1> f1, and the distance between the first focusing lens group 321 and the first focusing lens group 311 is u2, where u2>2f1.
The distance between the first focusing lens group 311 and the LED light emitting chip 350 is smaller than 2 times of the focal length of the first focusing lens group 311 and larger than 1 time of the focal length of the first focusing lens group 311, the first light spot and the second light spot passing through the first focusing lens group 311 form an amplified real image according to the convex lens imaging principle, the image distance is larger than 2 times of the focal length of the first focusing lens group 311, and the distance u2 between the first focusing lens group 321 and the first focusing lens group 311 is larger than 2 times of the focal length of the first focusing lens group 311, so that the first focusing lens can receive clearer first light spot and second light spot, the loss of the first light spot and the second light spot between the first focusing lens group 311 and the first focusing lens group 321 is reduced, and the light utilization rate of the utility model is higher.
In the embodiment of the present utility model, the focal length of the first focusing lens group 321 is f2, where 2f2> u2> f2.
The distance between the first focusing lens group 321 and the first focusing lens group 311 is smaller than 2 times of the focal length of the first focusing lens group 321 and larger than 1 time of the focal length of the first focusing lens group 321, and according to the convex lens imaging principle, the first light spot and the second light spot passing through the first focusing lens group 321 form an amplified real image, and the image distance is larger than 2 times of the focal length of the first focusing lens group 321, so that the first focusing lens can better image far, the imaging effect of the first focusing lens group 321 is clearer, the loss of the first light spot and the second light spot in the lamp tube 100 is reduced, and the light utilization rate of the utility model is higher.
Meanwhile, as shown in fig. 4, u2 is a variable, by changing the size of u2, the position deviation K between the first light spot and the second light spot can be adjusted, in a certain range, u2 is reduced, the smaller the position deviation K between the first light spot and the second light spot is, the higher the definition of the whole light spot O is, in a certain range, u2 is increased, the larger the position deviation K between the first light spot and the second light spot is, the smaller the definition of the whole light spot O is, meanwhile, the first light spot and the second light spot are enlarged, and the range of the whole light spot O is enlarged.
In the embodiment of the present utility model, the distance between the second focusing lens 331 and the first focusing lens group 321 is u3, and the second adjusting member 332 drives the second focusing lens 331 to slide along the projection optical path, so that u3 is changed.
The second adjusting piece 332 drives the adjustment of u3 to adjust the diverging effect of the concave lens on the first light spot and the second light spot, so that the respective sizes of the first light spot and the second light spot can be quickly adjusted, the size adjustment of the whole light spot O can be quickly completed, and the use of the utility model is more convenient and quick.
In the embodiment of the present utility model, the first focusing lens group 321 includes a hemispherical first convex lens 323 and a hemispherical second convex lens 324, and the spherical surfaces of the first convex lens 323 and the second convex lens 324 are relatively matched.
Through the cooperation of the multiple groups of lenses of the first convex lens 323 and the second convex lens 324, the light utilization rate can be greatly improved, the light spot illuminance is improved, and meanwhile, the night fishing lamp has more collocation functions and a wider application range through respectively replacing different first convex lenses 323 and second convex lenses 324.
In the embodiment of the present utility model, the second fixed focus lens 341 protrudes forward.
The second fixed focus lens 341 has better condensing effect, and meanwhile, the second fixed focus lens 341 has stronger stress capability and better shock resistance of a curved surface structure.
FIG. 3 is a schematic diagram showing the structure of an embodiment of the present utility model, wherein the structure is the minimum multiple, the middle multiple and the maximum multiple from top to bottom;
FIG. 7 is a schematic diagram of the light path from top to bottom, wherein the light path is the minimum multiple, the maximum multiple and the middle multiple, respectively;
in the embodiment of the utility model, the LED light-emitting chip comprises a yellow light-emitting chip and a blue light-emitting chip which are respectively arranged diagonally
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The lamp group structure of the multi-zoom night fishing lamp is characterized by comprising a lamp tube (100), a light source component (200) arranged in the lamp tube (100) and a lens component (300) arranged along a projection light path of the light source component (200), wherein the lens component (300) comprises a first focusing component (310), a first focusing component (320), a second focusing component (330) and a second focusing component (Jiao Zujian) (340);
the light source piece (200) comprises at least two LED light emitting chips (350) which are diagonally arranged;
the first focusing assembly (310) comprises a first focusing lens group (311) fixedly arranged at the front end of the light source piece (200);
the first focusing assembly (320) comprises a first focusing lens group (321) and a first adjusting piece (322) which drives the first focusing lens group (321) to slide and match in the lamp tube (100);
the second focusing assembly (330) comprises a second focusing lens (331) and a second adjusting piece (332) which drives the second focusing lens (331) to slide and match in the lamp tube (100);
the second fixing Jiao Zujian (340) comprises a second fixed focus lens (341) fixedly arranged at the front end of the lamp tube (100);
the first focusing lens group (311), the first focusing lens group (321) and the second focusing lens (341) are all convex lenses, and the second focusing lens (331) is a concave lens.
2. The lamp group structure of a multiple zoom night fishing lamp according to claim 1, wherein the focal length of the first focusing lens group (311) is f1, the distance between the first focusing lens group (311) and the LED light emitting chip (350) is u1, wherein 2f1> u1> f1, and the distance between the first focusing lens group (321) and the first focusing lens group (311) is u2, wherein u2>2f1.
3. The lamp group structure of a multiple zoom night fishing lamp according to claim 2, wherein the focal length of the first focusing lens group (321) is f2, wherein 2f2> u2> f2.
4. A lamp unit structure of a multiple zoom night fishing lamp according to claim 3, wherein the distance between the second focusing lens (331) and the first focusing lens unit (321) is u3, and the second adjusting member (332) drives the second focusing lens (331) to slide along the projection light path, so that u3 is changed.
5. The lamp set structure of a multiple zoom night fishing lamp as defined in claim 4, wherein the first focusing lens group (321) comprises a first convex lens (323) and a second convex lens (324) which are hemispherical, and spherical surfaces of the first convex lens (323) and the second convex lens (324) are relatively matched.
6. A lamp unit structure of a multiple zoom night fishing lamp according to any one of claims 1-5, wherein the second fixed focus lens (341) protrudes forward.
7. The lamp set structure of the multiple zoom night fishing lamp as defined in claim 6, wherein the LED light emitting chips (350) comprise yellow light emitting chips and blue light emitting chips which are diagonally arranged, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276527.8U CN219841446U (en) | 2023-05-24 | 2023-05-24 | Lamp group structure of lamp is angled night to many times zoom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276527.8U CN219841446U (en) | 2023-05-24 | 2023-05-24 | Lamp group structure of lamp is angled night to many times zoom |
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| Publication Number | Publication Date |
|---|---|
| CN219841446U true CN219841446U (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321276527.8U Active CN219841446U (en) | 2023-05-24 | 2023-05-24 | Lamp group structure of lamp is angled night to many times zoom |
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| Country | Link |
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| CN (1) | CN219841446U (en) |
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- 2023-05-24 CN CN202321276527.8U patent/CN219841446U/en active Active
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