CN212571683U

CN212571683U - Prismatic mirror light guide arm joint

Info

Publication number: CN212571683U
Application number: CN202021410331.XU
Authority: CN
Inventors: 章登伏; 何巍杰
Original assignee: Wuhan Renzhong Information Technology Co ltd
Current assignee: Wuhan Renzhong Information Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-19
Anticipated expiration: 2030-07-16

Abstract

The utility model relates to a laser transmission technical field discloses a prism speculum leaded light arm joint, include: the heat dissipation assembly comprises a heat dissipation plate, a screw and a spring, and the reflecting layer is arranged between the heat dissipation plate and the reflecting surface; the reflecting surface of the reflecting assembly is connected with the radiating plate of the radiating assembly through the first fixing holes, the second fixing holes, the threaded holes, the screws and the springs which are arranged in a one-to-one correspondence mode, and the reflecting surface of the reflecting assembly is connected with the radiating plate of the radiating assembly inside the base. The utility model discloses a set up the problem that the dust is accumulated to prismatic mirror leaded light arm switch energy-conservation effective reduction plane.

Description

Prismatic mirror light guide arm joint

Technical Field

The utility model relates to a laser transmission technology, concretely relates to prism speculum leaded light arm joint.

Background

The light guide arm that current laser transmission technique used adopts the level crossing 45 degrees to place, and 1064NM reflective film is plated to the mirror surface, changes the direction of laser conduction at the joint position of light guide arm, and absolute dustproof is accomplished owing to light guide arm to this design, and the dust is accumulated easily to the mirror surface. If dust is accumulated on the mirror surface, the mirror surface can easily absorb heat in the laser conduction process, and the damage of a reflecting film of the reflector can be caused, so that the service life of the light guide arm is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a prismatic mirror leaded light arm joint, solve among the prior art technical problem that the reflecting mirror surface of leaded light arm easily gathers the dust.

In order to achieve the above technical purpose, the technical scheme of the utility model provides a prismatic mirror leaded light arm joint, a serial communication port, include:

the light source comprises a base, a light source and a light guide plate, wherein the base is hollow inside, and the outer wall of the base is inwards provided with a light inlet hole and a light outlet hole which are communicated with the inside of the base;

the reflecting assembly comprises a reflector and a reflecting layer, the reflector is internally arranged on the base and comprises an incident surface, an emergent surface and a reflecting surface, the reflecting surface is connected to the base, the reflecting layer is arranged between the inner wall of the base and the reflecting surface, the incident surface is opposite to the light inlet, and the emergent surface is opposite to the light outlet.

Compared with the prior art, the beneficial effects of the utility model include: through setting up speculum and reflector layer to with the reflector layer set up in the plane of reflection of speculum with between the inner wall of base, the dust is difficult for entering into between the inner wall of speculum and base, has avoided the reflector layer to glue the dust.

Drawings

FIG. 1 is a schematic structural view of a prismatic mirror light guide arm joint according to the present invention;

FIG. 2 is a schematic structural view of a prismatic mirror light guide arm joint according to the present invention;

FIG. 3 is a schematic structural view of a prismatic mirror light guide arm joint according to the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 6 is an enlarged partial schematic view at C of FIG. 4;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model provides a prismatic mirror leaded light arm joint, as shown in fig. 1 to 6, including base 1, speculum 2, fixed and adjusting screw 3, spring 4, first connection mounting 5, mounting 6, heating panel 7 are connected to the second.

The light inlet hole 12 and the light outlet hole 13 are formed in the hollow inner portion of the base 1, the light inlet hole 12 and the light outlet hole 13 are communicated with the inner portion of the base 1, first fixing blocks 11 are arranged on the inner wall, far away from the light inlet hole 12 and the light outlet hole 13, of the inner portion of the base 1, the first fixing blocks 11 are arranged inwards, the number of the first fixing blocks 11 can be two, three, four and the like, and specifically, the number of the first fixing blocks 11 is four.

Further, the cross-sectional shape of the first fixing block 11 is L-shaped, and the first fixing block 11 and the base 1 are of an integral structure.

The outer wall of base 1 has inwards seted up the second through-hole, and the second through-hole is linked together with the inside of base 1, and the shape of second through-hole is square, and quantity can be two, three, four etc. specifically, and the quantity of second through-hole is four.

As shown in fig. 5, the prismatic mirror light guide arm joint includes a reflection assembly, the reflection assembly is composed of a reflection mirror 2 and a reflection layer 10, the reflection mirror 2 is prismatic and is arranged in the base 1, the reflection mirror 2 includes an incident surface 8, an emergent surface 9 and a reflection surface 10, the reflection surface 10 is connected with the base 1, and the reflection layer is arranged between the inner wall of the base 1 and the reflection surface 10.

Further, the reflecting layer is a coating plated with a 1064NM reflecting film and used for reflecting incident light to change a light path, the incident surface 8 and the exit surface 9 are respectively plated with a first antireflection film and a second antireflection film and used for increasing light transmittance, the incident surface 8 is arranged opposite to the light inlet 12, and the exit surface 9 is arranged opposite to the light outlet 13.

The prismatic mirror light guide arm joint also comprises a heat dissipation assembly, the heat dissipation assembly comprises a heat dissipation plate 7, the heat dissipation plate 7 is arranged on the first fixing block 11 and connected with the inner wall of the base 1, the reflecting surface 10 is connected with the heat dissipation plate 7,

furthermore, the reflecting surface 10 is directly adhered to the heat dissipation plate 7, the reflecting layer is arranged between the heat dissipation plate 7 and the reflecting surface 10, the heat dissipation plate 7 is square, and the side wall of the heat dissipation plate 7 is in clearance fit with a right-angle edge of the first fixing block 11.

The heating panel 7 has been seted up first through-hole for the center of second through-hole, and the setting is kept away from speculum 2 to first through-hole, and the basal area of second through-hole is greater than the diameter of first through-hole, and the quantity of first through-hole can be two, three, four etc. specifically, and the quantity of first through-hole is four.

Further, threaded holes are formed in the positions, corresponding to the first through holes, of the first fixing blocks 11, the threaded holes and the first through holes are arranged in a one-to-one correspondence mode, the first through holes are larger than the diameter of the threaded holes, the number of the threaded holes can be two, three, four and the like, and specifically, the number of the threaded holes is four.

As shown in fig. 6, the heat dissipating assembly further includes a screw 3 and a spring 4, the screw 3 and the threaded hole are arranged in a one-to-one correspondence manner, a threaded end of the screw 3 can rotatably penetrate through the first through hole and the second through hole and is in threaded connection with the threaded hole, the threaded end of the screw 3 is in clearance fit with the second through hole, and an outer diameter of a head of the screw 3 is smaller than an inner diameter of the first through hole and larger than an inner diameter of the second through hole.

Through setting up spring 4 and screw 3 one-to-one, the internal diameter of spring 4 is greater than the diameter of screw 3, and spring 4 cover is located screw 3 and is set up between the bottom inner wall of heating panel 7 and first fixed block 11.

Further, the number of the springs 4 and the number of the screws 3 may be two, three, four, and the like, and specifically, the number of the springs 4 and the number of the screws 3 are four respectively.

Furthermore, the size of the gap between the heat dissipation plate 7 and the first fixing block 11 can be changed by adjusting the tightness of the screws 3 and utilizing the elastic deformation of the springs 4, so that the heat dissipation plate 7 and the reflecting prismatic mirror 2 can be displaced, and the light path can be displaced.

As shown in fig. 1, the prismatic mirror light guide arm joint further includes a first joint 5 and a second joint 6, the first joint 5 is connected to the base 1 and has a first light path channel opposite to the light entrance hole 12, and the first light path channel is communicated with the light entrance hole 12.

Further, as shown in fig. 2, the second joint 6 is connected to the base 1 and has a second optical path opposite to the light exit hole 13, and the second optical path is communicated with the light exit hole 13.

The utility model discloses a concrete work flow: the prismatic reflecting mirror 2 is designed, the reflecting surface 10 is bonded with the radiating plate 7, dust is prevented from being directly adsorbed on the reflecting surface, heat absorption is reduced by the aid of the anti-reflection layers of the incident surface 8 and the emergent surface 9, and radiating efficiency can be improved due to the fact that the radiating plate 7 is directly connected with the reflecting surface 10.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A prismatic mirror light guide arm joint, comprising:

2. A prismatic mirror light guiding arm joint according to claim 1, wherein said prismatic mirror light guiding arm joint further comprises a heat dissipation assembly, said heat dissipation assembly comprises a heat dissipation plate, said heat dissipation plate is arranged in said base and one side thereof is connected to the inner wall of said base, said reflective surface is connected to said heat dissipation plate, said reflective layer is arranged between said heat dissipation plate and said reflective surface.

3. A prismatic mirror light guiding arm joint according to claim 2, wherein said heat dissipating plate is square, said heat dissipating assembly further comprises four fixing blocks, said four fixing blocks are respectively disposed at four corners of said heat dissipating plate, the cross-section of said fixing block is L-shaped, a right-angle side of said fixing block is connected to the inner wall of said base, and another right-angle side is abutted against the other side of said heat dissipating plate.

4. A prismatic mirror light guide arm joint according to claim 3, wherein each of said fixing blocks has a threaded hole formed on the other side thereof, the heat dissipation plate is provided with four first through holes corresponding to the threaded holes, the first through holes and the threaded holes are arranged in a one-to-one correspondence manner, the outer wall of the base is recessed with four second through holes which are arranged corresponding to the threaded holes one by one, the heat radiation component also comprises four screws and four springs, the screws and the threaded holes are arranged in a one-to-one correspondence manner, the threaded end of the screw can rotatably pass through the first through hole and the second through hole and is in threaded connection with the threaded hole, the springs are arranged corresponding to the screws one by one, the springs are sleeved at the threaded ends of the screws, one end of the spring abuts against the heat dissipation plate, and the other end of the spring abuts against the other right-angle side of the fixing block.

5. A prismatic mirror light guide arm joint as claimed in claim 4, wherein the side wall of said heat dissipation plate is in clearance fit with a right angle side of said fixing block, the threaded end of said screw is in clearance fit with said second through hole, and the outer diameter of the head of said screw is smaller than the inner diameter of said first through hole and larger than the inner diameter of said second through hole.

6. A prismatic mirror light guide arm joint according to claim 1, wherein said reflection assembly further comprises a first antireflection film and a second antireflection film, said first antireflection film being connected to said incident surface, said second antireflection film being connected to said exit surface.

7. A prismatic mirror light guide arm joint as recited in claim 1, wherein said prismatic mirror light guide arm joint further comprises a first joint and a second joint, said first joint is connected to said base and has a first light path channel opened opposite to said light entrance hole, said first light path channel is communicated with said light entrance hole, said second joint is connected to said base and has a second light path channel opened opposite to said light exit hole, said second light path channel is communicated with said light entrance hole.