CN215314450U

CN215314450U - Laser cleaning assembly

Info

Publication number: CN215314450U
Application number: CN202121522040.4U
Authority: CN
Inventors: 周炜; 丁铮; 李震; 王亦军
Original assignee: Baoyu Wuhan Laser Technology Co ltd
Current assignee: Baoyu Wuhan Laser Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-28
Anticipated expiration: 2031-07-05

Abstract

The utility model relates to a laser cleaning assembly, comprising: the rotary galvanometer component is detachably arranged at the end part of the through rod; the laser head is arranged at one end of the through rod, which is far away from the rotating galvanometer component, and is connected with the laser through an optical fiber; and the focusing assembly is arranged on the through rod and used for focusing laser emitted to the rotary galvanometer assembly from the laser head. The beneficial effects are that: the 360-degree annular cleaning in the pipeline can be realized, and meanwhile, the intelligent directional cleaning of the inner wall of the pipeline can also be realized, so that the efficiency is high; the introduction of the focusing assembly can meet the cleaning requirements of different diameters.

Description

Laser cleaning assembly

Technical Field

The utility model relates to the field of pipeline equipment maintenance, in particular to a laser cleaning assembly.

Background

The maintenance, cleaning and protection treatment of the interior of a pipe with a small pipe diameter (80-400mm) and high added value (a conveying pipeline and a special-purpose pipeline) is an industrial problem, the pipeline has high requirements on the state of inner wall substances, for example, the last-time conveying substances need to be cleaned when the conveying substances are replaced, and if stubborn impurities generated in the conveying process bring risks to the operation of the whole system, the cleaning and protection operation needs to be carried out on the interior of the pipe at regular intervals.

The cleaning mode of the traditional pipeline inner wall is mainly a physical cleaning mode such as sand blasting and polishing, and for a pipeline with a high added value, the large-surface cleaning operation can also cause irreversible damage to the base material primer of the pipeline inner wall while cleaning, especially under the condition of small pipe diameter (80-400mm), the specific damage degree and specific position inside the pipe can not be judged by observing the specific conditions inside the pipe, the polishing operation can only be fully covered, the whole service life of the pipeline is reduced, and the cleaning operation needs to be completed offline for a long time.

The traditional physical cleaning mode of laser cleaning and sand blasting polishing has certain advantages in the environment, can complete the cleaning operation of the inner wall of the pipe under the condition of less or no loss of base materials, but has a plurality of problems, and the most important is as follows:

cleaning direction:

1. the laser cleaning needs to control the focus point to the surface to complete the cleaning operation, and the annular surface cannot ensure that each position is on the focus point, so that the cleaning efficiency is reduced;

2. a large amount of smoke is generated in the laser cleaning process, and the laser is shielded in the closed pipe, so that the cleaning efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the present invention is to provide a laser cleaning assembly to overcome the above-mentioned deficiencies in the prior art.

The technical scheme for solving the technical problems is as follows: a laser cleaning assembly comprising:

the rotary galvanometer component is detachably arranged at the end part of the through rod;

the laser head is arranged at one end of the through rod, which is far away from the rotating galvanometer component, and is connected with the laser through an optical fiber;

and the focusing assembly is arranged on the through rod and used for focusing laser emitted to the rotary galvanometer assembly from the laser head.

The utility model has the beneficial effects that: the 360-degree annular cleaning in the pipeline can be realized, and meanwhile, the intelligent directional cleaning of the inner wall of the pipeline can also be realized; the introduction of the focusing assembly can meet the cleaning requirements of different diameters.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, still include:

and the multifunctional component is arranged at one end of the through rod, which deviates from the rotating galvanometer component, and is used for clamping the laser head.

Adopt above-mentioned further beneficial effect to do: when changing different laser heads according to the washing demand, make things convenient for the clamping.

Further, the rotating galvanometer assembly includes:

the first brushless motor is detachably and concentrically arranged at the end part of the through rod;

and the light inlet of the two-dimensional galvanometer is concentrically connected with the middle hole of the first brushless motor.

Adopt above-mentioned further beneficial effect to do: laser beams can penetrate through a middle hole of the first brushless motor and then irradiate into the two-dimensional vibration mirror through a light inlet of the two-dimensional vibration mirror, the laser beams can be accurately irradiated on a position, needing to be cleaned, of the inner wall of the pipeline through rotation of the first brushless motor, and in addition, the high-frequency rotation of the two-dimensional vibration mirror forms planar laser output.

Further, the focusing assembly includes:

the spiral guide groove seat is concentrically matched with the outer side of the through rod;

the lens seat is arranged in the through rod and is coaxially matched with the through rod in a sliding manner;

the first lens is arranged on the lens seat;

the second lens is arranged in the through rod and is positioned between the first lens and the rotary galvanometer component;

the handle sleeve is arranged outside the spiral guide groove seat;

one end of the sliding pin is fixed with the lens seat, and the other end of the sliding pin penetrates through the strip hole on the through rod and is clamped in the spiral guide groove seat.

Adopt above-mentioned further beneficial effect to do: simple structure and convenient focusing.

Further, still include:

the fan smoke exhaust assembly is arranged on the through rod.

Adopt above-mentioned further beneficial effect to do: the follow-up automatic smoke and dust discharging is realized, and the reduction of the cleaning efficiency is avoided.

Further, fan smoke evacuation subassembly includes:

the second brushless motor is detachably and concentrically arranged at the end part of the through rod, and the first brushless motor is concentrically connected with the second brushless motor;

the fan blade support is fixed with the second brushless motor;

the fan blades are uniformly distributed and fixed on the fan blade support.

Adopt above-mentioned further beneficial effect to do: can be coaxially arranged with the rotary galvanometer component, and does not influence the work of the rotary galvanometer component.

Further, still include:

the visual identification assembly is arranged on the through rod and used for acquiring image information of the pipe wall of the pipeline and identifying the image;

and the main control unit is electrically connected with the rotary galvanometer component, the fan smoke exhaust component and the visual identification component respectively.

Further, the visual recognition assembly includes:

the high-definition cameras are distributed on the through rod in a surrounding mode and used for collecting image information of the inner pipe wall of the pipeline;

and the image identification comparison module is electrically connected with the high-definition camera to acquire image information, perform image comparison analysis and transmit an analysis result to the main control unit.

The beneficial effects of the two steps are as follows: and the intelligent directional cleaning of the inner wall of the pipeline is realized by combining a visual technology, and the efficiency is high.

Drawings

FIG. 1 is a block diagram of a laser cleaning assembly according to the present invention;

FIG. 2 is a block diagram of a focusing assembly according to the present invention;

FIG. 3 is a block diagram of a rotating galvanometer assembly of the present invention;

FIG. 4 is a block diagram of the fan smoke evacuation assembly of the present invention;

fig. 5 is a circuit diagram of the laser cleaning assembly according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

410. the device comprises a rotary galvanometer component 411, a first brushless motor 412, a two-dimensional galvanometer 420, a multifunctional component 430, a focusing component 431, a spiral guide groove seat 432, a lens seat 433, a handle sleeve 434, a sliding pin 435, a first lens 436, a second lens 440, a laser head 450, a fan smoke exhaust component 451, a second brushless motor 452, a fan blade support 453, a fan blade 460, a laser, 470, a through rod 5, a visual identification component 510, a high-definition camera 520, an image identification contrast module 6 and a main control unit.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 1, 2, and 3, a laser cleaning assembly includes: rotating galvanometer assembly 410, focusing assembly 430, laser head 440 and through rod 470;

the rotating galvanometer assembly 410 is detachably arranged at the end part of the through rod 470;

the laser head 440 is arranged at one end of the through rod 470, which is far away from the rotating galvanometer component 410, and is connected with the laser 460 through an optical fiber;

the focusing assembly 430 is disposed on the through-rod 470, and the focusing assembly 430 is used to focus the laser light emitted from the laser head 440 to the rotary galvanometer assembly 410.

Example 2

As shown in fig. 1, fig. 2, and fig. 3, the present embodiment is further optimized based on embodiment 1, and specifically includes the following steps:

the laser cleaning assembly further comprises: a multi-function component 420;

the multifunctional component 420 is arranged at one end, away from the rotating galvanometer component 410, of the through rod 470, the multifunctional component 420 is used for clamping the laser head 440, and the multifunctional component 420 is similar to a tool so as to conveniently clamp the laser heads 440 with different specifications.

Example 3

As shown in fig. 1, fig. 2, and fig. 3, the present embodiment is further optimized based on embodiment 1 or 2, and specifically includes the following steps:

the rotating galvanometer assembly 410 includes: a first brushless motor 411 and a two-dimensional galvanometer 412;

the first brushless motor 411 is concentrically arranged at the end part of the through rod 1, the concentric arrangement refers to that a middle hole of the first brushless motor 411 is concentric with an inner hole of the through rod 1, and the first brushless motor 411 is electrically connected with the main control unit 6;

the light inlet of the two-dimensional galvanometer 412 is concentrically connected with the middle hole of the first brushless motor 411;

laser beams can penetrate through a middle hole of the first brushless motor 411 and then irradiate into the two-dimensional vibration mirror 412 through a light inlet of the two-dimensional vibration mirror 412, the beams can be accurately irradiated on an abnormal part of the inner wall of the pipeline through rotation of the first brushless motor 411, in addition, planar laser output is formed through high-frequency rotation of the two-dimensional vibration mirror 412, the first brushless motor 411 rotates, and therefore the cleaning of the inner wall of the pipeline is completed by combining front-back movement of the power assembly 2.

Example 4

As shown in fig. 1, fig. 2, and fig. 3, the present embodiment is further optimized based on embodiment 3, and specifically includes the following steps:

the focusing assembly 430 includes: a spiral guide groove seat 431, a lens seat 432, a handle sleeve 433, a sliding pin 434, a first lens 435 and a second lens 436;

the spiral guide groove seat 431 is concentrically matched with the outer side of the through rod 1;

the lens seat 432 is arranged in the through rod 1, and the lens seat 432 is coaxially matched with the through rod 1 in a sliding manner;

the first lens 435 is mounted on the lens holder 432;

the second lens 436 is installed in the through rod 1, and the second lens 436 is located between the first lens 435 and the rotating galvanometer assembly 410;

the handle sleeve 433 is arranged outside the spiral guide groove seat 431;

one end of the sliding pin 434 is fixed with the lens seat 432, the other end of the sliding pin 434 passes through the strip hole 110 on the through rod 1 and is clamped in the spiral guide groove seat 431, and the length direction of the strip hole 110 is the same as the laser beam;

manually rotating the handle sleeve 433, enabling the spiral guide groove seat 431 to rotate together with the handle sleeve, enabling the sliding pin 434 to slide up and down along the spiral guide groove, enabling the lens seat 432 to move back and forth under the driving of the sliding pin 434, and achieving back and forth movement focusing of the first lens 435 through the method;

in practice, it is not excluded to use automatic focusing, and in this case, the spiral guide groove seat 431 and the handle sleeve 433 may be replaced by a linear moving mechanism, which may be an electric push rod or the like.

Example 5

As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the present embodiment is further optimized based on embodiment 3 or 4, and specifically includes the following steps:

the laser cleaning assembly further comprises: a fan smoke evacuation assembly 450;

the fan smoke evacuation assembly 450 is disposed on the through rod 470.

Example 6

As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the present embodiment is further optimized based on embodiment 5, and specifically includes the following steps:

the fan smoke evacuation assembly 450 includes: a second brushless motor 451, a fan blade support 452, and a plurality of fan blades 453;

the second brushless motor 451 is concentrically arranged at the end of the through rod 1, and the first brushless motor 411 is concentrically connected with the second brushless motor 451, wherein the concentricity refers to that the middle hole of the second brushless motor 451 is concentric with the inner hole of the through rod 1, and the middle hole of the second brushless motor 451 is concentric with the middle hole of the first brushless motor 411, so that the second brushless motor 451 does not influence the laser beam to the two-dimensional galvanometer 412 when in work;

the fan blade support 452 is fixed to the second brushless motor 451;

a plurality of fan blades 453 are uniformly fixed on the fan blade support 452, the number of the fan blades 453 mounted on the fan blade support 452 can be two, three, four, etc., four are shown in the figure, and the fan blades 453 can be fixed on the fan blade support 452 through screw pins;

the second brushless motor 451 rotates to rotate the fan blade support 452, so that the fan blade 453 rotates around the center to form axial wind, and the dust cleaned by the laser is blown out of the duct by the axial air flow.

Example 7

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, this embodiment is further optimized based on any one of embodiments 1 to 6, and specifically includes the following steps:

the laser cleaning assembly further comprises: a visual recognition component 5 and a main control unit 6;

the visual recognition component 5 is arranged on the through rod 470, and the visual recognition component 5 is used for collecting image information of the pipe wall of the pipeline and carrying out image recognition;

the signal input end of the rotary galvanometer component 410 is electrically connected with the signal output end of the main control unit 6, the signal input end of the fan smoke exhaust component 450 is electrically connected with the signal output end of the main control unit 6, and the signal output end of the visual identification component 5 is electrically connected with the signal input end of the main control unit 6;

more specifically, a signal input terminal of the first brushless motor 411 is electrically connected to a signal output terminal of the main control unit 6, and a signal input terminal of the second brushless motor 451 is electrically connected to a signal output terminal of the main control unit 6.

Further, the visual recognition component 5 includes: a high-definition camera 510 and an image recognition comparison module 520;

the multiple groups of high-definition cameras 510 are distributed on the through rod 470 in a surrounding mode, and the high-definition cameras 510 are used for collecting image information of the inner pipe wall of the pipeline and achieving identification of abnormal conditions of the pipe wall in 360 degrees;

the signal input end of the image identification and comparison module 520 is electrically connected with the signal output end of the high-definition camera 510 so as to acquire image information and perform image comparison and analysis;

the signal output end of the image identification and comparison module 520 is electrically connected with the signal input end of the main control unit 6;

the high definition camera 510 selects a camera with an automatic light supplement function.

The light supplementing light source irradiates the inner wall of the pipeline in the pipeline, the high-definition camera 610 captures images inside the pipeline, according to reflection differences of light such as a smooth surface, corrosion and an oil stain surface, the relative coordinates of the coordinate origin of the relative crawling mechanism of the abnormal part are calculated through analysis of the image recognition comparison module 620, the abnormal part such as the corrosion or the oil stain surface sends a coordinate instruction to the main control unit 6, the main control unit 6 sends the instruction, and the galvanometer component 410 and the fan smoke exhaust component 450 are rotated to perform corresponding work. The vision recognition module 5 collects image information of the inner pipe wall of the pipeline in real time, performs image recognition analysis to obtain an abnormal part, and the main control unit 6 sends a command to start the rotary galvanometer component 410 so that the two-dimensional galvanometer 412 is aligned to the abnormal part.

The laser 470 emits laser to the laser head 440 through an optical fiber, and the laser beam emitted from the laser head 440 is focused by the focus of the focusing assembly 430 and then irradiates into the two-dimensional galvanometer 412, and finally irradiates on the inner wall of the pipeline;

meanwhile, the two-dimensional galvanometer 412 is vibrated at high frequency to convert the light beam into a two-dimensional light beam for outputting, so that the laser beam realizes annular cleaning in the pipeline;

the rotation of second brushless motor 451 drives fan blade 453 to rotate to form forward air flow, and the smoke formed by laser cleaning is blown out of the pipeline forward, so that the dust in the equipment and the pipeline is prevented from being deposited while the randomly scattered smoke is prevented from blocking the laser light path.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A laser cleaning assembly, comprising:

a rotating galvanometer assembly (410) detachably arranged at the end part of the through rod (470);

the laser head (440) is arranged at one end, away from the rotating galvanometer component (410), of the through rod (470) and is connected with the laser (460) through an optical fiber;

and the focusing assembly (430) is arranged on the through rod (470) and used for focusing the laser emitted to the rotary galvanometer assembly (410) from the laser head (440).

2. The laser cleaning assembly of claim 1, further comprising:

and the multifunctional component (420) is arranged at one end of the through rod (470) departing from the rotary galvanometer component (410) and is used for clamping the laser head (440).

3. A laser cleaning assembly as claimed in claim 1, wherein the rotating galvanometer assembly (410) comprises:

the first brushless motor (411) is detachably and concentrically arranged at the end part of the through rod (470);

and the light inlet of the two-dimensional galvanometer (412) is concentrically connected with the middle hole of the first brushless motor (411).

4. A laser cleaning assembly as claimed in claim 1, wherein the focusing assembly (430) comprises:

the spiral guide groove seat (431) is concentrically matched with the outer side of the through rod (470);

the lens seat (432) is arranged in the through rod (470) and is coaxially matched with the through rod (470) in a sliding way;

a first lens (435) mounted on the lens holder (432);

a second lens (436) mounted within the through-rod (470) and between the first lens (435) and the rotating galvanometer assembly (410);

a handle sleeve (433) arranged outside the spiral guide groove seat (431);

one end of the sliding pin (434) is fixed with the lens seat (432), and the other end passes through the strip hole (110) on the through rod (470) and is clamped in the spiral guide groove seat (431).

5. The laser cleaning assembly of claim 3, further comprising:

and the fan smoke exhaust assembly (450) is arranged on the through rod (470).

6. A laser cleaning assembly according to claim 5, wherein the fan fume extraction assembly (450) comprises:

the second brushless motor (451) is detachably and concentrically arranged at the end part of the through rod (470), and the first brushless motor (411) is concentrically connected with the second brushless motor (451);

a fan blade support (452) fixed to the second brushless motor (451);

a plurality of fan blades (453) which are uniformly distributed and fixed on the fan blade support (452).

7. The laser cleaning assembly of claim 5 or 6, further comprising:

the visual identification assembly (5) is arranged on the through rod (470) and used for collecting image information of the pipe wall of the pipeline and identifying the image;

and the main control unit (6) is electrically connected with the rotary galvanometer component (410), the fan smoke exhaust component (450) and the visual identification component (5) respectively.

8. A laser cleaning assembly according to claim 7, wherein the visual identification assembly (5) comprises:

the high-definition cameras (510) are distributed on the through rod (470) in a surrounding mode and used for collecting image information of the inner pipe wall of the pipeline;

and the image identification comparison module (520) is electrically connected with the high-definition camera (510) so as to acquire image information, perform image comparison and analysis and transmit an analysis result to the main control unit (6).