CN221080621U

CN221080621U - Laser emitter convenient to heat dissipation

Info

Publication number: CN221080621U
Application number: CN202323124160.0U
Authority: CN
Inventors: 张炳涛; 孙国文; 尹春蕾
Original assignee: Shandong Keristuo Laser Technology Co ltd
Current assignee: Shandong Keristuo Laser Technology Co ltd
Priority date: 2023-11-20
Filing date: 2023-11-20
Publication date: 2024-06-04
Anticipated expiration: 2033-11-20

Abstract

The utility model discloses a laser emitter convenient for heat dissipation, which comprises a shell, wherein a laser source is connected with the bottom of the inner wall of the shell in a threaded manner, an LD bracket is arranged in the laser source, a lens pressing ring is connected with the inner thread of the shell, a collimating lens is arranged in the shell, the inner ring of the lens pressing ring is contacted with the collimating lens, a turnover prism and a scribing prism are respectively arranged at the two sides of the top of the shell, and heat sinks are arranged at the two sides of the shell. Under the cooperation of turning prism and marking prism, can make the light path upset 90 and can not cause the influence to other aspects of light path, and can obtain even line light spot, because just total reflection need not the coating film, and then can avoid receiving the damage in the installation, make this device formation of image stable, and make this device installation fixed simple through round hole and square hole, shortened the longitudinal dimension of module greatly.

Description

Laser emitter convenient to heat dissipation

Technical Field

The utility model relates to the technical field of light curtain lasers, in particular to a laser transmitter convenient for heat dissipation.

Background

The light curtain laser transmitter refers to a laser light source with light rays generated by the laser on the same plane. Generally, light curtain is generally implemented by cylindrical lenses, conical mirrors, gratings, powell, etc., and light curtain lasers are widely used in level gauges, machine vision, safety light curtain sensors, etc.

The common light curtain laser among the prior art generally laser light source is located the coplanar with the formation of image, and the module size is generally longer, and through speculum reflection light path during the use, the speculum generally need the coating film just can realize 90 upset of light path and can have great light energy loss when the coating film is relatively poor, simultaneously, direct and air contact's reflective film, long-time use probably rotten or drops, also receives the damage easily in the installation, leads to life to reduce.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a laser emitter convenient for heat dissipation.

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

The utility model provides a laser emitter convenient to heat dissipation, includes the shell, the bottom department threaded connection of shell inner wall has laser light source, laser light source's internally mounted has the LD support, shell internal thread connection has the lens clamping ring, just the internally mounted of shell has collimating lens, the inner circle of lens clamping ring contacts with collimating lens, install upset prism and marking off prism respectively in the top both sides of shell, the radiator is all installed to the both sides of shell, the filter screen is all installed to the position department that the shell is close to the radiator, two heat conduction plates are all installed to the both sides of shell.

Preferably, the shell is cylindrical, a step-shaped groove is formed in the inner side of the shell, and the collimating lens is arranged in the step-shaped groove.

Preferably, square holes and round holes are respectively formed in two sides of the top of the shell, and the turning prism and the scribing prism are respectively arranged in the square holes and the round holes.

Preferably, the two sides of the shell are provided with heat dissipation grooves, and the two heat radiators are respectively arranged in the corresponding heat dissipation grooves.

Preferably, a vertical light guide hole is formed in the shell, and the laser light source and the light guide hole are located in the same vertical plane.

Preferably, the four heat conducting plates are respectively distributed on two sides of the two radiators, and the four heat conducting plates are symmetrically arranged with the shell as a center.

The utility model has the following beneficial effects:

1. Under the cooperation of turning prism and marking prism, can make the light path upset 90 and can not cause the influence to other aspects of light path, and can obtain even line light spot, because just total reflection need not the coating film, and then can avoid receiving the damage in the installation, make this device formation of image stable, and make this device installation fixed simple through round hole and square hole, shortened the longitudinal dimension of module greatly.

2. Under the cooperation of radiator and heat-conducting plate, the accessible radiator dispels the heat this device, and the filter screen filters the dust simultaneously, avoids its use to cause the influence to the radiator, and the heat-conducting plate can derive the heat in the shell, further increases the radiating effect.

Drawings

FIG. 1 is a schematic cross-sectional view of a laser emitter for facilitating heat dissipation according to the present utility model;

fig. 2 is a schematic bottom view of a laser emitter with heat dissipation convenience according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a connection between a housing and a turning prism of a laser transmitter for facilitating heat dissipation according to the present utility model;

Fig. 4 is a schematic cross-sectional view of a laser emitter housing with heat dissipation.

In the figure: 1. a housing; 2. a laser light source; 3. an LD bracket; 4. a lens pressing ring; 5. a collimating lens; 6. turning over the prism; 7. a scribing prism; 8. a heat sink; 9. a filter screen; 10. a heat conducting plate.

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.

Referring to fig. 1-4, a laser emitter convenient to heat dissipation, including shell 1, the bottom department threaded connection of shell 1 inner wall has laser light source 2, the internally mounted of laser light source 2 has LD support 3, the internally mounted of shell 1 has lens clamping ring 4, just the internally mounted of shell 1 has collimating lens 5, the inner circle of lens clamping ring 4 contacts with collimating lens 5, install turnover prism 6 and marking prism 7 in the top both sides of shell 1 respectively, radiator 8 is all installed to the both sides of shell 1, the position department that shell 1 is close to radiator 8 all installs the dirty filter screen 9 that has of amber, two heat conduction boards 10 are all installed to the both sides of shell 1.

Specifically, the housing 1 is cylindrical, a step-shaped groove is formed in the inner side of the housing 1, and the collimating lens 5 is installed in the step-shaped groove.

Specifically, square holes and round holes are respectively formed in two sides of the top of the shell 1, and the turning prism 6 and the scribing prism 7 are respectively arranged in the square holes and the round holes.

Specifically, the two sides of the housing 1 are provided with heat dissipation grooves, and the two heat dissipaters 8 are respectively installed in the corresponding heat dissipation grooves.

Specifically, a vertical light guide hole is formed in the housing 1, and the laser light source 2 and the light guide hole are located in the same vertical plane.

Specifically, four heat conducting plates 10 are respectively distributed on two sides of the two heat sinks 8, and the four heat conducting plates 10 are symmetrically arranged with the housing 1 as a center.

The application method and the advantages of the utility model are as follows: the working process of the laser transmitter convenient for heat dissipation in use is as follows:

In the utility model, as shown in fig. 1-4, when the device is used, firstly, the collimating lens 5 is adhered in the shell 1, the lens pressing ring 4 is arranged in the shell 1 in a threaded manner to fix the collimating lens 5, the possibility of glue polluting a light path is reduced, at the moment, after the LD bracket 3 is connected in the shell 1 in a threaded manner, the step in the LD bracket is matched with the laser light source 2, the turning prism 6 and the scribing prism 7 are respectively arranged in square holes and round holes on two sides of the top of the shell 1, so that the device is convenient to install, the turning prism 6 can realize 90-degree turning of an optical axis, and due to total reflection, the matching scribing prism 7 can obtain uniform linear light spots without coating film, so that damage in the installation process can be avoided, the device is stable in imaging, meanwhile, the radiator 8 can be started to radiate heat, the filter screen 9 filters dust, the influence of the radiator 8 is avoided, and the heat in the shell 1 can be led out by the heat conducting plate 10, so that the effect is further increased.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a laser emitter convenient to heat dissipation, includes shell (1), its characterized in that, the bottom department threaded connection of shell (1) inner wall has laser light source (2), the internally mounted of laser light source (2) has LD support (3), the internally mounted of shell (1) has lens clamping ring (4), just the internally mounted of shell (1) has collimating lens (5), the inner circle of lens clamping ring (4) contacts with collimating lens (5), install upset prism (6) and marking off prism (7) respectively in the top both sides of shell (1), radiator (8) are all installed to the both sides of shell (1), the position department that shell (1) is close to radiator (8) is all ann sunk dirty to have filter screen (9), two heat-conducting plates (10) are all installed to the both sides of shell (1).

2. A laser emitter facilitating heat dissipation according to claim 1, characterized in that the housing (1) is cylindrical, a stepped groove is provided on the inner side of the housing (1), and the collimator lens (5) is mounted in the stepped groove.

3. The laser transmitter convenient for heat dissipation according to claim 1, wherein square holes and round holes are respectively formed in two sides of the top of the housing (1), and the turning prism (6) and the scribing prism (7) are respectively arranged in the square holes and the round holes.

4. A laser emitter facilitating heat dissipation according to claim 1, characterized in that both sides of the housing (1) are provided with heat dissipation grooves, and two heat sinks (8) are respectively installed in the corresponding heat dissipation grooves.

5. The laser transmitter with the function of convenient heat dissipation according to claim 1, wherein a vertical light guide hole is formed in the housing (1), and the laser light source (2) and the light guide hole are located in the same vertical plane.

6. A laser transmitter facilitating heat dissipation according to claim 1, characterized in that four heat conducting plates (10) are respectively distributed on both sides of two heat sinks (8), and the four heat conducting plates (10) are symmetrically arranged with the housing (1) as a center.