CN210430409U - CO2 laser resonant cavity structure - Google Patents

Abstract

The utility model discloses a CO2 laser resonant cavity structure, which belongs to the field of laser resonant cavities, and is a CO2 laser resonant cavity structure, comprising a resonant cavity main body and an output reflector gland, wherein the center of one end of the resonant cavity main body is fixedly provided with the output reflector gland, the top of one end of the resonant cavity main body is fixedly connected with a fixed block, one end of the fixed block is rotatably connected with a rotating rod, the middle part of the rotating rod is fixedly sleeved with a lantern ring, the top end and the bottom end of the lantern ring are both fixedly connected with a connecting rod, the top end of one connecting rod is fixedly connected with a fixing ring, the inner wall of the fixing ring is fixedly connected with a protection sheet, different protection or sealing modes can be flexibly adopted when the resonant cavity main body is used or not used, the operation is convenient, meanwhile, the laser resonator protects operators, prevents laser from causing accidental injury, and greatly improves the service efficiency of the resonant cavity body during use and the safety of the resonant cavity body during nonuse.

Description

CO2 laser resonant cavity structure

Technical Field

The utility model relates to a laser resonator field, more specifically say, relate to a CO2 laser resonator structure.

Background

The optical resonant cavity is an important part of a laser, and is designed to be a suitable optical resonant cavity for a gas CO2 laser which outputs laser in a pulse mode or continuously, the optical resonant cavity is one of necessary conditions for obtaining high-power laser output and high-beam-quality output of the gas CO2 laser, laser output cannot be generated without the optical resonant cavity, an optical pulse signal can be repeatedly amplified for many times through excitation resonance of a working substance along a certain direction, and the pulse signal is enabled to be stronger and stronger to form laser output. Since high power gas CO2 lasers are typically operated in multiple modes (including longitudinal and transverse flow), complex temporal and spatial mode coherence exists. For both coherences of the laser beam, the intensity distribution of the optical power propagating along the beam varies significantly, especially for an unstable optical cavity.

Because partial laser can produce the injury to the human body, current resonant cavity when using, the protection end cover that its was equipped with is difficult to fix and dismantles, leads to the availability factor greatly reduced of laser to the installation dismantlement process, the hand touches laser easily, leads to unexpected injury, has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a CO2 laser resonator structure, it can realize in the resonant cavity main part using with do not use the period, the nimble different protection or the closed mode that adopts, the simple operation protects operating personnel simultaneously, prevents that laser from producing unexpected injury, improves the availability factor of resonant cavity main part during the use and the security during not using greatly.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A CO2 laser resonant cavity structure comprises a resonant cavity main body and an output reflector gland, wherein the output reflector gland is fixedly arranged at the center of one end of the resonant cavity main body, a fixed block is fixedly connected to the top of one end of the resonant cavity main body, a rotating rod is rotatably connected to one end of the fixed block, a sleeve ring is fixedly sleeved at the middle part of the rotating rod, connecting rods are fixedly connected to the top end and the bottom end of the sleeve ring, a fixed ring is fixedly connected to the top end of one connecting rod, a protective sheet is fixedly connected to the inner wall of the fixed ring, an outer cover is fixedly connected to the bottom end of the other connecting rod, a circular groove is chiseled at the center of one side wall of the outer cover, an inner cover is movably connected to the inside of the circular groove, threads are arranged on the inner wall of the inner cover and the inner wall, the middle part of transfer line runs through the center department fixedly connected with of enclosing cover and adjusts the commentaries on classics board, can realize using in the resonant cavity main part with not using the period, the nimble different protection or the closed mode that adopts, the simple operation protects operating personnel simultaneously, prevents that laser from producing accidental injury, improves the availability factor of resonant cavity main part during the use and the security of not using the period greatly.

Furthermore, the left end fixedly connected with grab handle of bull stick, the outer wall of grab handle is equipped with anti-skidding texture, and the operator of being convenient for holds, prevents simultaneously to let operator's hand just right with the laser output window, improves the security.

Furthermore, the fixing ring is made of alloy materials, so that the strength is high, and the protection plate is protected.

Further, the screening glass is made for the laser protection plate material, can filter, protect laser, reduces the injury of laser.

Furthermore, the side wall of adjusting the commentaries on classics board is equipped with anti-skidding texture, increases frictional force, prevents to skid.

Furthermore, the screw thread of inner cup outer wall matches with the inside screw thread of output reflector gland, and the inner cup can twist the inside of output reflector gland, and simple structure, fixed effectual.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize using with not using the duration at the resonant cavity main part, and the nimble different protection or the closed mode that adopts, the simple operation protects operating personnel simultaneously, prevents that laser from producing unexpected injury, improves the availability factor of resonant cavity main part during the use and the security during not using greatly.

(2) The left end fixedly connected with grab handle of bull stick, the outer wall of grab handle is equipped with anti-skidding texture, and the operator of being convenient for holds, prevents to let operator's hand just right with the laser output window simultaneously, improves the security.

(3) The fixing ring is made of alloy materials, has high strength and protects the protection plate.

(4) The screening glass is made for the laser protection plate material, can filter, protect laser, reduces the injury of laser.

(5) The lateral wall of adjusting the commentaries on classics board is equipped with anti-skidding texture, increases frictional force, prevents to skid.

(6) The screw thread of inner cup outer wall matches with the inside screw thread of output reflector gland, and the inner cup can twist the inside of output reflector gland, and simple structure, fixed effectual.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the outer cover portion of the present invention;

fig. 3 is a right side view of the inner lid portion of the present invention.

The reference numbers in the figures illustrate:

the resonant cavity comprises a resonant cavity body 1, an output reflector gland 2, a fixing block 3, a rotating rod 4, a lantern ring 5, a grab handle 6, a connecting rod 7, a fixing ring 8, a protecting plate 9, an inner cover 10, an outer cover 11, a transmission rod 12 and an adjusting rotating plate 13.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a CO2 laser resonator structure includes a resonator body 1 and an output mirror gland 2, the output mirror gland 2 is fixedly disposed at the center of one end of the resonator body 1, a fixed block 3 is fixedly connected to the top of one end of the resonator body 1, one end of the fixed block 3 is rotatably connected to a rotating rod 4, a sleeve ring 5 is fixedly sleeved at the middle of the rotating rod 4, connecting rods 7 are fixedly connected to the top and bottom ends of the sleeve ring 5, a fixed ring 8 is fixedly connected to the top end of one of the connecting rods 7, a protection plate 9 is fixedly connected to the inner wall of the fixed ring 8, an outer cover 11 is fixedly connected to the bottom end of the other connecting rod 7, a circular groove is chiseled at the center of one side wall of the outer cover 11, an inner cover 10 is movably connected to the inside of the circular groove, threads are disposed on the inner wall of the inner cover 10 and the, the middle part of the transmission rod 12 penetrates through the center of the outer cover 11 to be fixedly connected with the adjusting rotating plate 13, different protection or sealing modes can be flexibly adopted when the resonant cavity body 1 is used or not used, the operation is convenient and fast, meanwhile, the operation personnel are protected, accidental injury caused by laser is prevented, and the use efficiency of the resonant cavity body during use and the safety of the resonant cavity body during non-use are greatly improved.

The left end fixedly connected with grab handle 6 of bull stick 4, the outer wall of grab handle 6 is equipped with anti-skidding texture, and the operator of being convenient for holds, prevents to let operator's hand just right with the laser output window simultaneously, improves the security.

The fixing ring 8 is made of alloy material, has high strength and protects the protection sheet 9.

The protection sheet 9 is made of a laser protection sheet material, and can filter and protect laser and reduce laser damage.

The side wall of the adjusting rotating plate 13 is provided with anti-skidding textures, so that friction force is increased, and skidding is prevented.

The screw thread of inner cup 10 outer wall matches with the inside screw thread of output reflector gland 2, and inner cup 10 can twist output reflector gland 2's inside, and simple structure, fixed effectual.

When the utility model is used, when the resonant cavity device is used, an operator can hold the grab handle 6 and rotate the rotating rod 4 to adjust the protection plate 9 to the position corresponding to the laser output window, thereby the protection plate 9 made of the laser protection plate material is used for shielding and protecting laser and preventing human body from directly contacting with the laser, the operator can flexibly move the protection plate 9 to use the laser, after the resonant cavity device is used, the operator can rotate the rotating rod 4 again to rotate the outer cover 11 and the inner cover 10 to the position corresponding to the laser output window, then hold the adjusting rotating plate 13 and rotate the adjusting rotating plate 13, thereby driving the inner cover 10 to be screwed into the output reflector gland 2 to seal and protect the laser output window of the resonant cavity device, and different protection or sealing modes can be flexibly adopted when the resonant cavity main body 1 is used or not used, the simple operation protects operating personnel simultaneously, prevents that laser from producing accidental injury, improves the availability factor of resonant cavity main part 1 during the use and the security during not using greatly.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. A CO2 laser resonator structure, includes resonator body (1) and output mirror gland (2), its characterized in that: the fixed output reflector gland (2) that is equipped with of center department of the one end of resonant cavity main part (1), the top fixedly connected with fixed block (3) of resonant cavity main part (1) one end, the one end of fixed block (3) is rotated and is connected with bull stick (4), the fixed cover in middle part of bull stick (4) is equipped with lantern ring (5), the equal fixedly connected with connecting rod (7) in top and bottom of lantern ring (5), one of them the top fixedly connected with solid fixed ring (8) of connecting rod (7), the inner wall fixedly connected with screening glass (9) of solid fixed ring (8), another one of them the bottom fixedly connected with enclosing cover (11) of connecting rod (7), the center department of enclosing cover (11) a lateral wall has dug circular recess, the inside swing joint of circular recess has inner cup (10), the inner wall of inner cup (10) and the inner wall of output reflector gland (2) all are equipped with, the center department fixedly connected with transfer line (12) of inner cup (10) left side wall, the center department fixedly connected with of the middle part of transfer line (12) through enclosing cover (11) adjusts commentaries on classics board (13).

2. A CO2 laser resonator structure according to claim 1, wherein: the left end fixedly connected with grab handle (6) of bull stick (4), the outer wall of grab handle (6) is equipped with anti-skidding texture.

3. A CO2 laser resonator structure according to claim 1, wherein: the fixing ring (8) is made of alloy materials.

4. A CO2 laser resonator structure according to claim 1, wherein: the protection plate (9) is made of a laser protection plate material.

5. A CO2 laser resonator structure according to claim 1, wherein: the side wall of the adjusting rotating plate (13) is provided with anti-skid grains.

6. A CO2 laser resonator structure according to claim 1, wherein: the threads on the outer wall of the inner cover (10) are matched with the threads inside the output reflector gland (2).

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