Ball head double-laser module

Abstract

The utility model is suitable for the technical field of laser modules, and provides a ball head double-laser module, which comprises a cylindrical shell, a front spherical surface part is formed at the front end of the outer surface of the shell, and a first channel and a second channel which are mutually independent and are respectively distributed along the length direction of the shell are arranged in the shell; a first mounting cavity and a second mounting cavity are formed in the rear end of the shell, and a green laser light source and an infrared laser light source are arranged in the first mounting cavity and the second mounting cavity respectively. According to the ball head double-laser module, the green laser light source and the infrared laser light source are installed in the shell side by side, and visible green laser and invisible infrared laser are coaxial, so that the ball head double-laser module is smaller in appearance size, can be used for a multifunctional laser sight and is good in interchangeability, visible light and invisible light exist at the same time, and the service life of the ball head double-laser module is prolonged. Different use requirements can be met; and the front spherical surface part is formed at the front end of the shell, so that the shell can be conveniently clamped and embedded on clamping and embedding structures such as a clamping seat and is conveniently clamped and fixed in an inclined state, and a larger adjusting range is realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser modules, and in particular relates to a ball head double laser module. Background Art

[0002] Semiconductor lasers are a type of laser that matured earlier and progressed faster. Due to their wide wavelength range, simple manufacturing, low cost, easy mass production, small size, light weight, and long life, their varieties have developed rapidly. Conductor lasers have been widely used in laser ranging, laser radar, laser communication, laser simulation weapons, laser warning, laser guidance tracking, ignition and detonation, automatic control, and detection instruments, forming a broad market.

[0003] In recent years, the laser industry has developed rapidly and the market competition is fierce. The appearance and size of laser devices are particularly important to the device products. Since the diameter of the three-beam coaxial laser is more than 20mm, it is no longer suitable for the emerging market. The single beam is also limited by its function and cannot meet special needs. Therefore, it is necessary to design a new type of laser device to meet different usage requirements. Utility Model Content

[0004] The utility model provides a ball head dual laser module, aiming to solve the problem that the diameter of the three-beam coaxial laser is more than 20mm and is no longer suitable for the emerging market, and the single beam is also limited by function and cannot meet special needs.

[0005] The utility model is implemented as follows: a ball head dual laser module comprises a cylindrical shell, the front end of the outer surface of the shell forms a front spherical portion, the interior of the shell is provided with a first channel and a second channel which are independently distributed along the length direction thereof, the rear end of the shell is provided with a first installation cavity and a second installation cavity which are respectively connected with the rear ends of the first channel and the second channel, a green laser light source and an infrared laser light source are respectively arranged in the first installation cavity and the second installation cavity, the front end of the shell is provided with two light outlets which are respectively connected with the first channel and the second channel, and focusing lenses are arranged in the two light outlets.

[0006] Preferably, the rear end of the outer surface of the shell forms a rear spherical portion.

[0007] Preferably, matte rings are riveted in the inner cavities of the two light outlets and located on the front side of the focusing lens.

[0008] Preferably, the green laser light source and the infrared laser light source are respectively installed in the first installation cavity and the second installation cavity by gluing. Beneficial Effects

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows: a ball head dual laser module of the utility model, by installing a green laser light source and an infrared laser light source side by side in a shell, realizes dual-light coaxiality of the visible green laser and the invisible infrared laser, so that the device has a smaller size and can be used as a multi-functional laser sight with good interchangeability. At the same time, visible light and invisible light exist at the same time, and the focal length is determined according to different wavelengths, thereby determining the distance between the semiconductor and the light-emitting lens, which can meet different usage requirements; a front spherical portion is formed at the front end of the shell, which is convenient for being embedded in a card holder or other card embedding structure, and is also convenient for being clamped and fixed in a tilted state to achieve a larger adjustment range. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model;

[0011] Figure 2 It is a schematic diagram of the external structure of the utility model.

[0012] In the figure: 1-shell, 2-front spherical portion, 3-rear spherical portion, 4-first channel, 5-second channel, 6-first mounting cavity, 7-second mounting cavity, 8-green laser light source, 9-infrared laser light source, 10-light outlet, 11-focusing lens, 12-extinction ring. Implementation

[0013] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0014] See also Figure 1-2 The utility model provides a technical solution: a ball head dual laser module, comprising a cylindrical shell 1, the front end of the outer surface of the shell 1 forms a front spherical portion 2, the interior of the shell 1 is provided with a first channel 4 and a second channel 5 which are independently distributed along the length direction thereof, the rear end of the shell 1 is provided with a first installation cavity 6 and a second installation cavity 7 which are respectively connected to the rear ends of the first channel 4 and the second channel 5, a green laser light source 8 and an infrared laser light source 9 are respectively arranged in the first installation cavity 6 and the second installation cavity 7, the front end of the shell 1 is provided with two light outlets 10 which are respectively connected to the first channel 4 and the second channel 5, and focusing lenses 11 are arranged in both of the two light outlets 10.

[0015] The length of the first channel 4 is smaller than that of the second channel 5, so that the front end of the first mounting cavity 6 is positioned further forward than the front end of the second mounting cavity 7. The first channel 4 and the first mounting cavity 6 form a short focal length channel, and the second channel 5 and the second mounting cavity 7 form a long focal length channel. The green laser light source 8 is arranged in the short focal length channel, and the infrared laser light source 9 is arranged in the long focal length channel.

[0016] After the assembly is completed, the light emitted by the green laser light source 8 and the light emitted by the infrared laser light source 9 are respectively focused by the focusing lens 11 and overlap at a certain distance to form a point.

[0017] The green laser light source 8 and the infrared laser light source 9 are both LD laser modules, and the diameter size is ≦3.7 mm.

[0018] The green laser light source 8 emits visible light, and the infrared laser light source 9 emits infrared light, thereby realizing dual-light coaxiality and meeting different usage requirements.

[0019] By achieving dual-light coaxiality of visible green laser and invisible infrared laser, the device can be made smaller in size and can be used as a multi-functional laser sight with good interchangeability. Visible light and invisible light exist at the same time, and the focal length is determined according to different wavelengths, thereby determining the distance between the semiconductor and the light-emitting lens, which can meet different usage requirements.

[0020] The front end of the housing 1 forms a front spherical portion 2, and the diameter of the ball head D is ≤ 10 mm, which is convenient for being embedded in a card holder or other card embedding structure, and is also convenient for being clamped and fixed in a tilted state to achieve a larger adjustment range.

[0021] Furthermore, the rear end of the outer surface of the shell 1 forms a rear spherical portion 3 .

[0022] In this embodiment, the rear spherical portion 3 is convenient for limiting the position of the device.

[0023] Furthermore, a matte ring 12 is riveted in the inner cavity of the two light outlets 10 and located in front of the focusing lens 11 .

[0024] In this embodiment, the focusing lens 11 is fixed by the matte pressing ring 12 to prevent it from loosening or tilting.

[0025] Furthermore, the green laser light source 8 and the infrared laser light source 9 are respectively installed in the first installation cavity 6 and the second installation cavity 7 by gluing. The adhesive used is anaerobic adhesive.

[0026] Assembly process: First, use a laser with good concentricity to calibrate the center of the target at a certain distance, install the focusing lens 11 in the two light outlet holes 10 respectively, and rivet the extinction ring 12 to fix the focusing lens 11 to ensure that the lens does not shake or fall off, and has the effect of extinction halo; then put the green laser light source 8 into the first installation cavity 6, rotate the green laser light source 8 to form a circular track around the target position, remember the laser track, and then put the infrared laser light source 9 into the second installation cavity 7, rotate the infrared laser light source 9 to form another circular track around the target position, and the overlapping area of ​​the infrared laser track and the green laser track is used as the preliminary area for focusing. Anaerobic glue is applied to the green laser light source 8 and the infrared laser light source 9 for focusing operation. At this time, the green laser and the infrared laser are adjusted so that the two beams of light are focused to a point at a certain distance at the center of the overlapping area to complete the focusing, and finally solidified to complete the operation.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A ball head dual laser module, comprising a cylindrical housing (1), characterized in that: The front end of the outer surface of the shell (1) forms a front spherical portion (2); the interior of the shell (1) is provided with a first channel (4) and a second channel (5) which are independently distributed along the length direction thereof; the rear end of the shell (1) is provided with a first installation cavity (6) and a second installation cavity (7) which are respectively connected to the rear ends of the first channel (4) and the second channel (5); a green laser light source (8) and an infrared laser light source (9) are respectively arranged in the first installation cavity (6) and the second installation cavity (7); the front end of the shell (1) is provided with two light outlets (10) which are respectively connected to the first channel (4) and the second channel (5); and focusing lenses (11) are arranged in both of the two light outlets (10).

2. A ball head dual laser module as claimed in claim 1, characterized in that: The rear end of the outer surface of the shell (1) forms a rear spherical portion (3).

3. A ball head dual laser module as claimed in claim 1, characterized in that: A matte pressing ring (12) is riveted and pressed in the inner cavity of the two light outlets (10) and located on the front side of the focusing lens (11).

4. A ball head dual laser module as claimed in claim 1, characterized in that: The green laser light source (8) and the infrared laser light source (9) are respectively installed in the first installation cavity (6) and the second installation cavity (7) by gluing.

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