CN111146671B

CN111146671B - Miniature eye-safe laser with laser material module

Info

Publication number: CN111146671B
Application number: CN201911263603.XA
Authority: CN
Inventors: 戴美爱
Original assignee: Guangyuan Technology Shenzhen Co ltd
Current assignee: Guangyuan Technology Shenzhen Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2023-04-14
Anticipated expiration: 2039-12-11
Also published as: CN111146671A

Abstract

The invention discloses a miniature eye-safe laser with a laser material module, which structurally comprises a fixed base, a connecting arm, a connecting disc, a fixed head and a laser head, wherein the fixed base is arranged at the bottom of the connecting arm, the connecting arm is fixedly connected with the fixed base, the fixed base is mechanically connected with the connecting disc through the connecting arm, the connecting disc is provided with the fixed head, and the connecting disc is connected with the fixed head, and the invention has the beneficial effects that: according to the switching of the states of the laser head between work and stop, whether the fixed magnetic block obtains electric energy or not is controlled, the control of the magnitude of repulsive force between the movable magnetic block and the fixed magnetic block is realized, the relative position between the movable magnetic block and the fixed magnetic block is enabled to be generated, the switching of opening and covering between the covering plate and the circular hole is driven to be controlled, an operator can conveniently judge whether the invisible working light laser equipment works or not according to whether visible light exists or not, the phenomenon that the operator is accidentally injured by the working light is reduced, and the safety factor of the operation of the laser equipment is improved.

Description

Miniature eye-safe laser with laser material module

Technical Field

The invention relates to the field of laser materials, in particular to a miniature eye-safe laser with a laser material module.

Background

With the development of science and technology, the application of light is gradually popularized and deeply researched, the production of laser equipment is a big step for the scientific and technological progress of human beings, and with the gradual maturity of laser technology, equipment applied to human eyes is gradually researched and developed, and the current miniature human eye safety laser with a laser material module has the following defects:

the existing miniature human eye safety laser device is in a high and low temperature limit state, pumping current is properly increased, and the effect of temperature control is avoided, so that the volume weight and the power consumption of the laser device are reduced, part of the laser device can not be seen by naked eyes when emitting laser rays, and whether the laser device is in a working state or not can not be judged easily, and the laser device is easily damaged by the laser rays in the process of checking the laser device.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a miniature human eye safe laser with a laser material module structurally comprises a fixed base, a connecting arm, a connecting disc, a fixed head and a laser head, wherein the fixed base is arranged at the bottom of the connecting arm, the connecting arm is fixedly connected with the fixed base, the fixed base is mechanically connected with the connecting disc through the connecting arm, the connecting disc is provided with the fixed head, the connecting disc is connected with the fixed head, and the laser head is arranged on the fixed head;

the laser head comprises a fixed layer, a display device and a driving mechanism, wherein the fixed layer is a cavity layer enclosed by the inner wall of the laser head, the display device and the driving mechanism are arranged in the fixed layer, the display device and the driving mechanism are matched, and the display device is arranged on a ring close to the center of the laser head.

As a further optimization of the invention, the visualization device is composed of a visualization structure, a fixing groove, a masking plate and a circular hole, wherein the visualization structure is installed in the circular hole, the circular hole is provided with five circular holes and is uniformly distributed by taking the center of the laser head as the circle center, the masking plate is movably connected with the fixing groove, the size of the masking plate is just large enough to slide in the fixing groove, and the masking plate is connected with the driving mechanism.

As a further optimization of the invention, the driving mechanism comprises a driving rod, a movable magnetic block, a movable cavity and a fixed magnetic block, the driving rod is provided with the movable magnetic block, the movable magnetic block is fixedly connected with the driving rod, the movable magnetic block and the fixed magnetic block have the same structure, the movable magnetic block and the fixed magnetic block are both arranged in the movable cavity, the movable cavity is arranged in a fan shape, the movable magnetic block and the fixed magnetic block have the same magnetism, and the fixed magnetic block is fixedly arranged on one side in the movable cavity.

As a further optimization of the present invention, the display structure is composed of an infrared emission lamp and conductive rods, the infrared emission lamp is installed in the center of the circular hole, the diameter of the infrared emission lamp is smaller than the inner diameter of the circular hole, the infrared emission lamp is electrically connected with the conductive rods, the conductive rods are arranged in a ring shape, and five infrared emission lamps are arranged and evenly distributed on the conductive rods.

As a further optimization of the invention, the shielding plate is composed of a rubber layer, a convex layer and a fixed plate layer, wherein the rubber layer is arranged on the outer side of the convex layer, the convex layer is connected with the rubber layer through glue, the convex layer is fixed on the fixed plate layer, and the outer diameter of the convex layer is matched with the inner diameter of the circular hole.

As a further optimization of the invention, the fixed magnetic block is provided with a conductive plate and a main conductive pole, the conductive plate is circularly arranged, the conductive plate is electrically connected with the main conductive pole, the main conductive poles are five, the conductive plates are distributed around the outer side of the conductive plate, and the main conductive pole is fixedly connected with the fixed magnetic block.

Advantageous effects

The invention relates to a miniature eye-safe laser with a laser material module, when a laser head is in a working state, a conductive plate is in a power-off state, and at the moment, the main conductive pole does not have electric energy, so the magnetism of a fixed magnetic block is unchanged, and because the magnetism between the fixed magnetic block and a movable magnetic block is the same, a certain distance is always kept between the fixed magnetic block and the movable magnetic block, as shown in figure 3, a shielding plate is positioned in a fixed groove, because the length of the shielding plate is fixed, when the shielding plate is positioned in the fixed groove, a circular hole is in an open state, so that an infrared emission lamp in the circular hole is powered by the conductive rod, so the miniature eye-safe laser works to emit visible infrared rays, and can be seen by naked eyes, when the laser head stops working, the conductive plate is in a power-on state, at this moment, electric energy is transmitted to the fixed magnetic block through the main electric pole, the magnetism of the fixed magnetic block is enhanced, the repulsive force between the movable magnetic block is enhanced, the movable magnetic block is pushed farther from the movable cavity, the driving rod is driven to move along with the movable magnetic block, the shielding plate is driven to move towards one end far away from the fixed groove through the driving rod, the circular hole is covered by the shielding plate, visible infrared light emitted by the infrared emission lamp is blocked, the rubber layer and the convex layer are arranged on the shielding plate, the circular hole can be embedded with the convex layer due to the fact that the outer diameter of the convex layer is matched with the inner diameter of the circular hole, the outer diameter of the convex layer is increased by means of the rubber layer, the circular hole can be connected with the convex layer in an interference fit mode, the circular hole is completely shielded, and the propagation of the visible light is avoided.

Compared with the prior art, the invention has the following advantages:

according to the invention, whether the fixed magnetic block obtains electric energy or not is controlled according to the state switching between the working state and the stopping state of the laser head, the control of the magnitude of the repulsive force between the movable magnetic block and the fixed magnetic block is realized, the relative position between the movable magnetic block and the fixed magnetic block is generated, the switching of opening and covering between the control covering plate and the circular hole is driven, the operation personnel can conveniently judge whether the invisible working light laser equipment works or not according to whether visible light exists or not, the phenomenon that the operation personnel is accidentally injured by the operation light is reduced, and the safety coefficient of the operation of the laser equipment is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a micro eye-safe laser with a laser material module according to the present invention.

Fig. 2 is a cross-sectional view of a laser head of a miniature eye-safe laser having a laser material module according to the present invention.

Fig. 3 is an operation state diagram of fig. 2.

FIG. 4 is a block diagram of a mask plate for a miniature eye-safe laser having a laser material module according to the present invention.

Fig. 5 is an operation state diagram of fig. 4.

Fig. 6 is a structural diagram of a display structure of a micro eye-safe laser with a laser material module according to the present invention.

In the figure, a fixed base-1, a connecting arm-2, a connecting disc-3, a fixed head-4, a laser head-5, a fixed layer-51, a showing device-52, a driving mechanism-53, a showing structure-521, a fixed groove-522, a masking plate-523, a circular hole-524, a driving rod-531, a movable magnetic block-532, a movable cavity-533, a fixed magnetic block-534, an infrared emission lamp-5211, a conductive rod-5212, a rubber layer-5231, a protruding layer-5232, a fixed plate layer-5233, a conductive plate-5341 and a leading pole-5342.

Detailed Description

In order to make the technical means, the characteristics, the achievement purposes and the effects of the invention easy to understand, the preferred embodiment of the invention is further explained by combining the detailed description and the attached drawings.

Example 1

Referring to fig. 1-6, the invention provides a miniature eye-safe laser with a laser material module, which structurally comprises a fixed base 1, a connecting arm 2, a connecting disc 3, a fixed head 4 and a laser head 5, wherein the fixed base 1 is arranged at the bottom of the connecting arm 2, the connecting arm 2 is fixedly connected with the fixed base 1, the fixed base 1 is mechanically connected with the connecting disc 3 through the connecting arm 2, the fixed head 4 is arranged on the connecting disc 3, the connecting disc 3 is connected with the fixed head 4, and the laser head 5 is arranged on the fixed head 4;

the laser head 5 is composed of a fixed layer 51, a display device 52 and a driving mechanism 53, the fixed layer 51 is a cavity layer enclosed by the inner wall of the laser head 5, the display device 52 and the driving mechanism 53 are arranged in the fixed layer 51, the display device 52 is matched with the driving mechanism 53, and the display device 52 is arranged on a ring close to the center of the laser head 5.

The visualization device 52 is composed of a visualization structure 521, a fixing groove 522, a shielding plate 523 and a circular hole 524, wherein the visualization structure 521 is installed in the circular hole 524, the circular hole 524 is provided with five circular holes and is uniformly distributed by taking the center of the laser head 5 as a circle center, the shielding plate 523 is movably connected with the fixing groove 522, the size of the shielding plate 523 can just slide in the fixing groove 522, the shielding plate 523 is connected with the driving mechanism 53, the fixing groove 522 is set up in a side-standing U-shaped form, and the opening direction faces the direction of the shielding plate 523, so that the shielding plate 523 can slide into the fixing groove 522.

The driving mechanism 53 is composed of a driving rod 531, a movable magnetic block 532, a movable cavity 533 and a fixed magnetic block 534, the movable magnetic block 532 is arranged on the driving rod 531, the movable magnetic block 532 is fixedly connected with the driving rod 531, the movable magnetic block 532 and the fixed magnetic block 534 have the same structure, the movable magnetic block 532 and the fixed magnetic block 534 are both arranged in the movable cavity 533, the movable cavity 533 is arranged in a fan shape, the movable magnetic block 532 and the fixed magnetic block 534 have the same magnetism, the fixed magnetic block 534 is fixedly arranged on one side in the movable cavity 533, and the driving rod 531 is mechanically welded with the shielding plate 523, so that in the moving process of the movable magnetic block 532, the shielding plate 523 is driven by the driving rod 531 to move along with the driving rod 523.

The display structure 521 is composed of an infrared emission lamp 5211 and a conductive rod 5212, the infrared emission lamp 5211 is installed in the center of the circular hole 524, the diameter of the infrared emission lamp 5211 is smaller than the inner diameter of the circular hole 524, the infrared emission lamp 5211 is electrically connected with the conductive rod 5212, the conductive rod 5212 is set up in a ring shape, five infrared emission lamps 5211 are arranged and evenly distributed on the conductive rod 5212, and the conductive rod 5212 is connected with an external power supply, so that the infrared emission lamp 5211 is always in a working state and emits infrared beams.

The masking plate 523 is composed of a rubber layer 5231, a protrusion layer 5232 and a fixing plate layer 5233, the rubber layer 5231 is installed on the outer side of the protrusion layer 5232, the protrusion layer 5232 is connected with the rubber layer 5231 through glue, the protrusion layer 5232 is fixed on the fixing plate layer 5233, the outer diameter of the protrusion layer 5232 is matched with the inner diameter of the circular hole 524, so that the circular hole 524 can be embedded with the protrusion layer 5232, and the sealing of the circular hole 524 is realized, thereby preventing light from passing through the circular hole 524.

The fixed magnetic block 534 is provided with a conductive plate 5341 and a main conductive pole 5342, the conductive plate 5341 is circularly arranged, the conductive plate 5341 is electrically connected with the main conductive pole 5342, the main conductive pole 5342 is provided with five conductive plates 5341 and is distributed outside the conductive plate 5341 in a surrounding manner by taking the conductive plate 5341 as a center, and the main conductive pole 5342 is fixedly connected with the fixed magnetic block 534.

When the laser head 5 is in an operating state, the conductive plate 5341 is in a power-off state, and at this time, the leading electric pole 5342 does not have electric energy, so that the magnetism of the fixed magnetic block 534 is unchanged, and since the magnetism between the fixed magnetic block 534 and the movable magnetic block 532 is the same, a certain distance is always kept between the fixed magnetic block 534 and the movable magnetic block 532, as shown in fig. 3, at this time, the shielding plate 523 is located in the fixed slot 522, and since the length of the shielding plate 523 is fixed, when the shielding plate 523 is in the fixed slot 522, the circular hole 524 is in an open state, so that the infrared emission lamp 5211 in the circular hole 524 is lighted up due to the power supply of the conductive rod 5212, and emits visible infrared light, and can be seen by naked eyes, when the laser head 5 stops operating, the conductive plate 5341 is in an energized state, at this time, the electric energy is transmitted to the fixed magnetic block 534 through the leading electric pole 5342, so that the magnetism of the fixed magnetic block 534 is enhanced, and the repulsion force between the movable magnetic block 532 is enhanced, the movable magnetic block 532 is pushed farther from the movable cavity 533 and drives the infrared emission rod 531 to move along with the fixed slot, so that the driving rod 52531, and the driving rod 5211 is covered by the visible infrared emission lamp.

Example 2

Referring to fig. 1, 4-5, the invention provides a miniature eye-safe laser with a laser material module, which structurally comprises a fixed base 1, a connecting arm 2, a connecting disc 3, a fixed head 4 and a laser head 5, wherein the fixed base 1 is arranged at the bottom of the connecting arm 2, the connecting arm 2 is fixedly connected with the fixed base 1, the fixed base 1 is mechanically connected with the connecting disc 3 through the connecting arm 2, the connecting disc 3 is provided with the fixed head 4, the connecting disc 3 is connected with the fixed head 4, and the laser head 5 is arranged on the fixed head 4; the laser head 5 is composed of a fixed layer 51, a display device 52 and a driving mechanism 53, the fixed layer 51 is a cavity layer surrounded by the inner wall of the laser head 5, the display device 52 and the driving mechanism 53 are arranged in the fixed layer 51, the display device 52 and the driving mechanism 53 are matched, and the display device 52 is arranged on a ring close to the center of the laser head 5; the visualization device 52 is composed of a visualization structure 521, a fixing groove 522, a covering plate 523 and a circular hole 524; the masking plate 523 is composed of a rubber layer 5231, a protruding layer 5232 and a fixing plate layer 5233, the rubber layer 5231 is installed on the outer side of the protruding layer 5232, the protruding layer 5232 is connected with the rubber layer 5231 through glue, the protruding layer 5232 is fixed on the fixing plate layer 5233, the outer diameter of the protruding layer 5232 is matched with the inner diameter of the circular hole 524, so that the circular hole 524 can be embedded with the protruding layer 5232, and the circular hole 524 is sealed, thereby preventing light from passing through the circular hole 524.

When the laser head 5 stops working, the circular hole 524 is covered by the shielding plate 523, and the rubber layer 5231 and the convex layer 5232 on the shielding plate 523 are utilized, so that the circular hole 524 can be embedded with the convex layer 5232 due to the fact that the outer diameter of the convex layer 5232 is matched with the inner diameter of the circular hole 524, the outer diameter of the convex layer 5232 is increased by means of the rubber layer 5231, the circular hole 524 can be connected with the convex layer 5232 in an interference fit mode, the circular hole 524 can be completely shielded, and visible light can be prevented from being transmitted.

The invention solves the problems that the existing miniature human eye safety laser achieves the effect of temperature control avoidance by properly increasing pumping current under the limit state of high and low temperature, so that the volume weight and the power consumption of the laser are reduced, part of laser light emitted by the laser cannot be seen by naked eyes, and whether the laser equipment is in a working state cannot be judged difficultly, and the laser equipment is easily damaged by the laser light in the inspection process.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a miniature people eye safety laser instrument with laser material module, its structure includes unable adjustment base (1), linking arm (2), connection pad (3), fixed head (4), laser head (5), its characterized in that: the laser head fixing device is characterized in that the fixing base (1) is arranged at the bottom of the connecting arm (2), the connecting arm (2) is fixedly connected with the fixing base (1), the fixing base (1) is mechanically connected with the connecting disc (3) through the connecting arm (2), a fixing head (4) is arranged on the connecting disc (3), the connecting disc (3) is connected with the fixing head (4), and the laser head (5) is installed on the fixing head (4); the laser head (5) is composed of a fixed layer (51), a showing device (52) and a driving mechanism (53), the fixed layer (51) is a cavity layer surrounded by the inner wall of the laser head (5), the showing device (52) and the driving mechanism (53) are arranged in the fixed layer (51), the showing device (52) and the driving mechanism (53) are matched, and the showing device (52) is arranged on a ring which is close to the center of the laser head (5); the showing device (52) is composed of a showing structure (521), a fixing groove (522), a covering plate (523) and a circular hole (524), wherein the showing structure (521) is installed in the circular hole (524), the covering plate (523) is movably connected with the fixing groove (522), and the covering plate (523) is connected with the driving mechanism (53); the driving mechanism (53) is composed of a driving rod (531), a movable magnetic block (532), a movable cavity (533) and a fixed magnetic block (534), the movable magnetic block (532) is arranged on the driving rod (531), the movable magnetic block (532) is fixedly connected with the driving rod (531), the movable magnetic block (532) and the fixed magnetic block (534) have the same structure, the movable magnetic block (532) and the fixed magnetic block (534) are both arranged in the movable cavity (533), and the fixed magnetic block (534) is fixedly arranged on one side in the movable cavity (533); the showing structure (521) is composed of an infrared emission lamp (5211) and a conductive rod (5212), the infrared emission lamp (5211) is installed in the center of the circular hole (524), the diameter of the infrared emission lamp (5211) is smaller than the inner diameter of the circular hole (524), and the infrared emission lamp (5211) is electrically connected with the conductive rod (5212); the masking plate (523) is composed of a rubber layer (5231), a protruding layer (5232) and a fixed plate layer (5233), the rubber layer (5231) is arranged on the outer side of the protruding layer (5232), the protruding layer (5232) is connected with the rubber layer (5231) through glue, and the protruding layer (5232) is fixed on the fixed plate layer (5233); the fixed magnetic block (534) is provided with a conductive plate (5341) and a main conductive pole (5342), the conductive plate (5341) is circularly arranged, the conductive plate (5341) is electrically connected with the main conductive pole (5342), and the main conductive pole (5342) is fixedly connected with the fixed magnetic block (534).