CN112290369A - Device for adjusting electro-optical Q-switch and optical equipment mounted with the device - Google Patents
Device for adjusting electro-optical Q-switch and optical equipment mounted with the device Download PDFInfo
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- CN112290369A CN112290369A CN202011553788.0A CN202011553788A CN112290369A CN 112290369 A CN112290369 A CN 112290369A CN 202011553788 A CN202011553788 A CN 202011553788A CN 112290369 A CN112290369 A CN 112290369A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
- H01S3/1123—Q-switching
- H01S3/115—Q-switching using intracavity electro-optic devices
Abstract
The application relates to a device and optical equipment of adjustment lightning Q switch relates to laser technical field, and the device is used for adjusting lightning crystal space angle, and it includes: the temperature control assembly comprises a temperature equalizing part and a heating sleeve, the heating sleeve is of an annular structure in which the electro-optic crystal can be inserted, the temperature equalizing part is arranged in the heating sleeve, and the temperature control assembly is used for controlling the temperature of the electro-optic crystal through the heating sleeve and the temperature equalizing part; the clamping mechanism is clamped on the heating sleeve; and the adjusting mechanism is connected with the clamping mechanism and is used for changing the spatial pose of the clamping mechanism so as to adjust the spatial angle of the electro-optical crystal inserted in the heating sleeve. The defect that a Q switch cannot be turned off or light leaks due to the fact that a conventional electro-optic crystal is in a low-temperature environment is overcome, and the application range of the Q switch of the electro-optic crystal is expanded.
Description
Technical Field
The present application relates to the field of laser technology, and more particularly, to an apparatus for adjusting an electro-optical Q-switch and an optical device having the same.
Background
The Q-switched pulse ND and YAG laser has good clinical effect on treating skin complexion diseases such as nevus of Taitian, tattoo and the like, and a therapeutic machine of an active Q-switched ND and YAG solid laser is usually used for treating clinically. YAG solid laser adopts active Q-switching mode to compress pulse width and output single pulse laser with very high peak power and great peak energy. The implementation of the Q-switched mode must rely on an electro-optic crystal as the Q-switch.
The electro-optic crystal outputs Q-switched pulses as the "off" and "on" states of the Q-switch depending on the polarization characteristics of the light and the piezoelectric polarization switching characteristics of the electro-optic crystal. The therapeutic machine of the active Q-switching ND YAG solid laser is generally used in a normal temperature environment (about 25 ℃), the working environment of the conventional electro-optical crystal is designed to be 25 ℃ mostly, however, in practical application, the ambient temperature of the therapeutic machine may not reach 20 ℃, and is limited by the property of the material of the electro-optical crystal, when the ambient temperature is lower than 20 ℃, and after the electro-optical crystal is added with an external electric field lambda/4 voltage, the polarization angle of linearly polarized light cannot change pi/2 exactly, large abnormal deflection is easy to occur, the defects that a Q switch cannot be turned off, light leakage and the like occur are overcome, and the Q-switching performance of the active Q-switching ND YAG solid laser is reduced.
Currently, most of adjusting devices for the Q-switch of the electro-optical crystal on the market generally have an adjusting function, and a heating type electro-optical crystal is designed for the electro-optical crystal to be applied to a low temperature environment.
Disclosure of Invention
The embodiment of the application provides a device for adjusting an electro-optical Q switch and optical equipment provided with the device, so as to solve the problems that the conventional electro-optical crystal in the related art cannot be normally turned off and has light leakage in a low-temperature environment.
In a first aspect, there is provided an apparatus for adjusting an electro-optic Q-switch, for adjusting an electro-optic crystal spatial angle, comprising:
the temperature control assembly comprises a temperature equalizing part and a heating sleeve, the heating sleeve is of an annular structure in which the electro-optic crystal can be inserted, the temperature equalizing part is arranged in the heating sleeve, and the temperature control assembly is used for controlling the temperature of the electro-optic crystal through the heating sleeve and the temperature equalizing part;
the clamping mechanism is clamped on the heating sleeve;
and the adjusting mechanism is connected with the clamping mechanism and is used for changing the spatial pose of the clamping mechanism so as to adjust the spatial angle of the electro-optical crystal inserted in the heating sleeve.
In some embodiments, the temperature equalizing portion is a temperature equalizing sleeve penetrating through the heating sleeve, and the temperature equalizing sleeve has a receiving channel for inserting the electro-optic crystal.
In some embodiments, the temperature uniforming portion is an open ring-shaped metal configuration.
In some embodiments, the heating jacket is an open soft-film electric heating sheet, and the soft-film electric heating sheet is coated on the outer wall of the temperature-uniforming part.
In some embodiments, the temperature control assembly further comprises:
the insulating sleeve is sleeved outside the heating sleeve, and the heating sleeve passes through the insulating sleeve and is clamped on the clamping mechanism.
In some embodiments, the clamping mechanism comprises at least one hoop, and the hoop is arranged on the heating sleeve.
In some embodiments, the clamping mechanism comprises at least two hoops, and the two hoops are spaced from each other and arranged on the heating sleeve.
In some embodiments, the adjustment mechanism comprises:
a base;
the horizontal support is in pin joint with the base through a pin joint and can rotate on a horizontal plane, and one side of the horizontal support extends upwards to form a connecting part;
the vertical support is in pin joint with the connecting part through another pin joint and can rotate on a vertical surface, and the vertical support is fixedly connected with the clamping mechanism.
In some embodiments, a positioning pin is inserted on each of the two pin connecting points, and the two positioning pins are perpendicular in a vertical plane.
In a second aspect, there is also provided an optical apparatus mounted with the device for adjusting an electro-optical Q-switch as described above, the optical apparatus including an electro-optical crystal interposed in the heating jacket, and the temperature uniforming portion being provided between the heating jacket and the electro-optical crystal.
The beneficial effect that technical scheme that this application provided brought includes: the defect that the Q switch can not be turned off or light leaks caused by the conventional electro-optic crystal in a low-temperature environment is overcome, and the application range of the Q switch of the electro-optic crystal is expanded.
The embodiment of the application provides a device for adjusting an electro-optic Q switch and optical equipment provided with the device, and the device comprises a temperature control component, a clamping mechanism and an adjusting mechanism, wherein the clamping mechanism is arranged on the adjusting mechanism and clamps the temperature control component which can be used for inserting an electro-optic crystal, the temperature control component comprises a temperature equalizing part and a heating sleeve, the temperature equalizing part is arranged in the heating sleeve, the temperature control component controls the heating sleeve to transfer heat to the electro-optic crystal inserted in the heating sleeve through the temperature equalizing sleeve, so that the temperature on the surface of the electro-optic crystal is not lower and abnormal, the defects that the Q switch cannot be normally turned off and light leaks can be overcome, the electro-optic crystal can be normally used in a low-temperature environment without designing and developing the electro-optic crystal again, and the applicable temperature range of the electro-optic crystal in the application of the Q switch is; secondly, the present embodiment can also adjust the spatial angle of the electro-optical crystal inserted in the heating jacket by changing the attitude of the chucking mechanism in space using the adjustment mechanism.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a perspective view of an apparatus for adjusting an electro-optical Q-switch according to an embodiment of the present application;
FIG. 2 is a partial schematic view of a temperature control assembly in the vicinity of a temperature sensor;
FIG. 3 is a perspective view of an adjustment mechanism;
fig. 4 is an exploded view of an apparatus for adjusting an electro-optical Q-switch according to an embodiment of the present application;
in the figure: 1. an electro-optic crystal; 2. a temperature control assembly; 21. A temperature sensor; 22. a temperature controller; 23. a temperature equalizing part; 230. a receiving channel; 24. heating a jacket; 25. a thermal insulation sleeve; 26. connecting a lead; 3. a clamping mechanism; 31. hooping; 32. a first opening; 4. an adjustment mechanism; 41. a base; 410. locking the small hole; 42. a horizontal support; 420. a locking hole; 421. a connecting portion; 422. locking the bolt; 43. a vertical support; 44. positioning pins; 45. a horizontal drive assembly; 451. a fixed support; 452. adjusting the bolt; 46. a vertical drive assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides a device for adjusting an electro-optical Q switch, which can overcome the defect that the Q switch cannot be turned off or light leaks due to the conventional electro-optical crystal in a low-temperature environment, and can enlarge the application range of the electro-optical crystal Q switch.
As shown in fig. 1, the present application provides an apparatus for adjusting an electro-optical Q-switch, which is used for adjusting a spatial angle of an electro-optical crystal 1, and includes:
the temperature control assembly 2 comprises a temperature equalization part 23 and a heating sleeve 24, the heating sleeve 24 is an annular structure into which the electro-optic crystal 1 can be inserted, the temperature equalization part 23 is arranged in the heating sleeve 24, and the temperature control assembly 2 is used for controlling the temperature of the electro-optic crystal 1 through the heating sleeve 24 and the temperature equalization part 23;
a holding mechanism 3 that holds the heating mantle 24;
and an adjusting mechanism 4 connected to the clamping mechanism 3 for changing the spatial attitude of the clamping mechanism 3 to adjust the spatial angle of the electro-optical crystal 1 inserted in the heating jacket 24.
The embodiment of the application provides a device for adjusting an electro-optic Q switch, which comprises a temperature control component 2, a clamping mechanism 3 and an adjusting mechanism 4, wherein the clamping mechanism 3 is arranged on the adjusting mechanism 4, the clamping mechanism 3 clamps the temperature control component 2 provided with an electro-optic crystal 1, the temperature control component 2 comprises a temperature equalizing part 23 and a heating sleeve 24, the temperature equalizing part 23 is arranged in the heating sleeve 24, and the heating sleeve 24 is connected with the electro-optic crystal 1 through the temperature equalizing part 23; the embodiment uses the adjusting mechanism 4 to change the spatial pose of the clamping mechanism 3 to adjust the spatial angle of the electro-optical crystal 1 inserted in the heating jacket 24; on the other hand, the temperature control assembly transfers heat to the electro-optical crystal 1 inserted into the heating sleeve 24 through the temperature equalizing part 23 by controlling the heating sleeve, the condition that the local temperature is too high when the heating sleeve 24 is heated up and the heat of the ring surface of the heating sleeve 24 is uneven can be avoided through the temperature equalizing part 23, thermal shock when the heating sleeve 24 is suddenly heated or stopped heating is relieved, the purpose of slowly and stably heating the electro-optical crystal 1 is achieved, the temperature on the surface of the electro-optical crystal 1 is ensured not to be too low and abnormal, the defects that a Q switch cannot be normally turned off and light leaks can be overcome, redesign and development of the electro-optical crystal are not needed, normal use of the electro-optical crystal in a low-temperature environment can be achieved, and the applicable temperature range of the electro-optical crystal.
Further, the temperature control assembly 2 further comprises a temperature sensor 21 and a temperature controller 22, and the temperature controller 22 is connected with both the temperature sensor 21 and the heating jacket 24; temperature sensor 21 pastes and establishes on the outer wall of even temperature portion 23, be used for gathering the temperature of even temperature portion 23, temperature controller 22 is used for the temperature control according to gathering heating jacket 24 heats or stop heating to ensure that the electro-optic crystal 1 in the Q switch is in a stable temperature environment, avoid appearing the unable normal defect of shutoff, the light leak of Q switch.
As shown in fig. 2, specifically, the temperature sensor 21 is a sensing probe of a flexible film which is easy to mount, in this embodiment, a film thermistor probe NTC10K or a film PT100 platinum resistor may be used, and the sensing probe is adhered between the even temperature part 23 and the heating jacket 24, the even temperature part 23 is recessed inward, the sensing probe is adhered in the recessed part, and detects the temperature of the even temperature part 23 in real time and sends the collected temperature to the temperature controller 22; the temperature controller 22 is a temperature control device for controlling the heating jacket 24 to be heated or stopped so as to maintain the desired temperature of the soaking part 23. Meanwhile, in order to simplify the volume of the device, a unified power supply, preferably a +5V low-voltage working power supply, is adopted, and preferably, the temperature controller 22 is a digital display type temperature controller. Considering that the conventional electro-optical crystal is designed to be suitable for use in a normal temperature 25 ℃ working environment, in order to reduce thermal shock when heating the electro-optical crystal 1, in the present embodiment, the equilibrium temperature of the temperature control parameter is set to 24 ℃ and the temperature difference is set to ± 1 ℃.
In this embodiment, the adjusting mechanism 4 adjusts the posture of the clamping mechanism 3 in space according to a known optical axis in a fixed optical path, so as to ensure that an included angle between the optical axis and an axis of the electro-optical crystal 1 clamped by the clamping mechanism 3 through the temperature control assembly 2 is a preset value, that is, the adjustment of the electro-optical crystal 1 on the space angle is realized.
Further, the temperature uniforming portion 23 is a temperature uniforming sleeve inserted into the heating sleeve 24, and the temperature uniforming sleeve has an accommodating channel 230 into which the electro-optic crystal 1 is inserted. In this embodiment, the electro-optical crystal 1 is inserted into the temperature equalizing sleeve, when the ambient temperature is low, the temperature sensor 21 on the temperature equalizing portion 23 collects the temperature on the temperature equalizing portion 23 and feeds the temperature back to the temperature controller 22, the temperature controller 22 controls the temperature of the heating sleeve 24 to rise, the heating sleeve 24 transfers the heat to the temperature equalizing sleeve after heating, and the temperature equalizing sleeve transfers the heat to the surface of the electro-optical crystal 1 uniformly so as to provide an external environment with a proper temperature for the electro-optical crystal 1, thereby avoiding the phenomenon that the Q switch cannot be normally turned off or light leakage is caused by abnormal deflection of a deflection angle of the electro-optical crystal 1 after the optical axis passes through the Q switch in a low-temperature environment.
Preferably, the temperature uniforming portion 23 is of an open ring-shaped metal structure. In this embodiment, the soaking portion 23 is a soaking jacket with an open ring structure, and is made of a metal material with high thermal conductivity, such as aluminum or copper, the soaking jacket has a certain elastic tension, and the inner wall of the soaking jacket is smooth, and preferably, the soaking jacket has a thickness of 1.5 mm. When the clamping mechanism 3 does not clamp the temperature control component 2, the electro-optical crystal 1 can rotate in the temperature-equalizing sleeve by taking a fixedly arranged optical axis as a central axis to adjust the included angle between the electro-optical crystal 1 and polarized light in a light path, and the electro-optical crystal 1 can be suitable for electro-optical crystals 1 with different diameters; simultaneously, even temperature sleeve is in the electro-optical crystal 1 with between the heating jacket 24, can prevent that the anchor ring heat that local high temperature leads to is inhomogeneous when heating jacket 24 heaies up to and alleviate the thermal shock when heating jacket 24 heats suddenly or stops heating, play the purpose of slowly stabilizing the heating electro-optical crystal 1.
Specifically, the heating jacket 24 is an open-ended flexible thin film electric heating sheet, and the flexible thin film electric heating sheet is wrapped on the outer wall of the temperature uniforming portion 23. In this embodiment, the soft thin film electric heating sheet is easy to control, and can be transferred to the temperature equalizing sleeve after being electrified to generate heat, and can tightly hold the electro-optical crystal 1 together with the temperature equalizing sleeve. Preferably, the heating sleeve 24 adopts the polyimide electrothermal film piece that generates heat, and temperature rise is too fast when avoiding heating, and the inside and outside temperature gradient that leads to electro-optic crystal 1 is too big and forms water smoke and damages the electro-optic crystal with the deliquescence, the polyimide electrothermal film piece that generates heat adopts 15W ~24W miniwatt and 5V ~12V low operating voltage.
Preferably, the temperature control assembly 2 further comprises a heat insulation sleeve 25, the heat insulation sleeve 25 is sleeved outside the heating sleeve 24, and the heating sleeve 24 passes through the heat insulation sleeve 25 and is clamped on the clamping mechanism 3. In this embodiment, the thermal insulation sleeve 25 is installed outside the heating sleeve 24, so as to reduce heat dissipation in the thermal insulation sleeve 25; specifically, the heat-insulating sleeve 25 is made of polytetrafluoroethylene plastic with good heat-insulating property; according to the practical use situation, the thickness of the thermal insulation sleeve 25 is preferably 2 mm. Meanwhile, the thermal insulation sleeve 25 is arranged between the clamping mechanism 3 and the heating sleeve 24, and in order to ensure the clamping capability of the temperature control assembly 2, preferably, the thermal insulation sleeve 25 is also provided with an opening.
As shown in fig. 4, in this embodiment, the temperature equalizing jacket, the heating jacket 24, and the thermal insulation jacket 25 are sequentially sleeved from inside to outside, and the temperature equalizing jacket, the heating jacket 24, and the thermal insulation jacket 25 are all provided with openings, so that the electro-optic crystal 1 is convenient to mount and adjust, when the clamping mechanism 3 clamps the temperature equalizing jacket, the heating jacket 24, and the thermal insulation jacket 25, the openings become small, and further the temperature equalizing jacket in the temperature control assembly 2 reliably clamps the electro-optic crystal 1, and thus, the temperature control assembly 2 is reasonable and reliable in composition, can stably and reliably clamp the electro-optic crystal 1, ensure scientific temperature control of the electro-optic crystal 1, ensure that the surface temperature of the electro-optic crystal 1 is not lower and abnormal, and improve the stability and the universality of the electro-optic crystal 1.
Specifically, both ends of the thermal insulation sleeve 25 extend out of the heating sleeve 24. When the length of the heat insulation sleeve 25 is longer than that of the heating sleeve 24, the heat insulation effect is more obvious, the external environment where the electro-optical crystal is located is more favorably kept at constant temperature, the heating time of the temperature controller 22 on the heating sleeve 24 is effectively shortened, and the purpose of energy conservation is achieved.
Furthermore, a connecting wire 26 is arranged on the heating jacket 24, the connecting wire 26 is located at the edge of the opening of the heating jacket 24, and the connecting wire 26 is led out from the opening of the heat-insulating jacket 25 and connected with the temperature controller 22.
Preferably, the clamping device 3 comprises at least one hoop 31, and the hoop 31 is hooped on the heating jacket 24. In this embodiment, the number of the anchor ears 31 is one, one anchor ear 31 is provided with a first opening 32, the opening and closing degree of the first opening 32 is controlled by a bolt matched with the first opening 32, that is, the bolt controls the loosening and locking of the anchor ear 31, and when the anchor ear 31 is in a locked state, the anchor ear 31 is stably and firmly hooped outside the thermal insulation jacket 25. Specifically, the anchor ear 31 is made of a light-weight and high-strength LY12 hard aluminum material.
Further, the clamping mechanism 3 at least comprises two hoops 31, and the two hoops 31 are spaced apart from each other and hooped on the heating jacket 24. In this embodiment, the number of the hoops 31 is two, two hoops 31 are arranged on the heating jacket 24 at intervals, and two hoops 31 are arranged on the adjusting mechanism 4 relatively and fixedly. When the hoop 31 is arranged on the heat insulation sleeve 25, only the part of the temperature control component 2 contacting with the hoop 31 is stressed, and the part between the two hoops 31 is unstressed, so that stress concentration caused by unevenness of the inner surfaces of the heat insulation sleeve 25, the heating sleeve 24, the temperature equalizing part 23 and the hoop 31 can be effectively avoided, and further the damage of the clamping mechanism 3 to the electro-optic crystal 1 is reduced.
Furthermore, two hoop 31 is the double hoop structure of embracing of integral type, and two hoops 31 in the double hoop structure of embracing of integral type are the same, can firmly grasp temperature control component 2.
As shown in fig. 3, as a preferable solution of the embodiment of the present application, the adjusting mechanism 4 includes:
a base 41;
a horizontal support 42, which is pinned with the base 41 through a pin joint and can rotate on the horizontal plane, and one side of the horizontal support 42 extends upwards to form a connecting part 421;
a vertical support 43, which is pinned with the connecting portion 421 through another pin joint and can rotate on a vertical plane, and the vertical support 43 is fixedly connected with the clamping mechanism 3.
In this embodiment, the adjusting mechanism 4 can adjust the space of the clamping mechanism 3, on the horizontal plane, the angle of the clamping mechanism 3 on the horizontal plane is adjusted by rotating the horizontal support 42 around the base 41, after the part on the horizontal plane is adjusted, the vertical support 43 is rotated around the connecting part 421, and the angle of the clamping mechanism 3 on the vertical plane is adjusted, so that the space angle of the clamping mechanism 3 can be realized, and the electro-optical crystal 1 is fixedly connected with the clamping mechanism 3 through the temperature control component 2, that is, the adjusting mechanism 4 can adjust the space angle of the electro-optical crystal 1.
Specifically, one positioning pin 44 is inserted on each of the two pin connection points, and the two positioning pins 44 are perpendicular in a vertical plane.
Furthermore, the positioning pin 44 inserted on the base 41 is in interference fit with the base 41, and is in clearance fit with the horizontal support 42; the positioning pin 44 inserted in the connecting portion 421 is in interference fit with the connecting portion 421, and is in clearance fit with the vertical support 43.
Furthermore, at least two locking small holes 410 are formed in the base 41, locking holes 420 with a diameter larger than that of the locking small holes 410 are correspondingly formed in the horizontal support 42, and the horizontal support 42 is fixedly connected with the base 41 through locking bolts 422 inserted in the locking holes 420 and the locking small holes 410.
Further, the adjusting mechanism 4 further comprises a horizontal driving assembly 45, and the horizontal driving assembly 45 comprises:
fixed supports 451 provided on the base 41 and spaced apart from the horizontal supports 42;
two adjusting bolts 452, wherein the two adjusting bolts 452 both cross the fixed support 451 and abut against the horizontal support 42, and the two adjusting bolts 452 are located at two sides of the pin joint and can move forwards or backwards in the fixed support 451 to drive the horizontal support 42 to rotate.
In this embodiment, according to the angle to be rotated by the horizontal support 42, a corresponding one of the adjusting bolts 452 is rotated forward to abut against and push the horizontal support 42 to rotate.
Furthermore, the adjusting mechanism 4 further comprises a vertical driving assembly 46, and the vertical driving assembly 46 is disposed on the connecting portion 421 and is used for driving the vertical support 43 to rotate. In this embodiment, the driving form of the vertical driving assembly 46 is similar to that of the horizontal driving assembly 45, and a vertical bolt is lifted to the left or right of the sidewall of the vertical support 43, so that the vertical support 43 rotates around the positioning pin 44 inserted on the connecting portion 421.
The embodiment of the application also provides an optical device provided with the device for adjusting the electro-optical Q switch, wherein the optical device comprises an electro-optical crystal 1, the electro-optical crystal 1 is inserted into the heating sleeve 24, and the temperature equalizing part 23 is arranged between the heating sleeve 24 and the electro-optical crystal 1.
In this embodiment, specific embodiments of the device for adjusting an electro-optical Q-switch in the optical apparatus have been described in detail in the above embodiments of the device for adjusting an electro-optical Q-switch, and are not described in detail herein.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An arrangement for adjusting electro-optic Q-switches for adjusting the spatial angle of an electro-optic crystal (1), comprising:
the temperature control assembly (2) comprises a temperature equalizing part (23) and a heating sleeve (24), the heating sleeve (24) is of an annular structure in which the electro-optic crystal (1) can be inserted, the temperature equalizing part (23) is arranged in the heating sleeve (24), and the temperature control assembly (2) is used for controlling the temperature of the electro-optic crystal (1) through the heating sleeve (24) and the temperature equalizing part (23);
a clamping mechanism (3) clamped on the heating sleeve (24);
and the adjusting mechanism (4) is connected with the clamping mechanism (3) and is used for changing the spatial pose of the clamping mechanism (3) so as to adjust the spatial angle of the electro-optical crystal (1) inserted in the heating sleeve (24).
2. An arrangement for adjusting an electro-optical Q-switch according to claim 1, characterised in that the temperature homogenizing part (23) is a temperature homogenizing sleeve inserted into the heating jacket (24) and having a receiving channel (230) into which the electro-optical crystal (1) can be inserted.
3. An arrangement for adjusting an electro-optical Q-switch according to claim 2, characterised in that the temperature homogenizing part (23) is of open ring metal construction.
4. An arrangement for adjusting an electro-optical Q-switch according to claim 3, characterised in that the heating mantle (24) is an open soft film glow plate, and that the soft film glow plate is coated on the outer wall of the soaking section (23).
5. An arrangement for adjusting an electro-optical Q-switch as claimed in claim 1, characterized in that the temperature control component (2) further comprises:
the insulating sleeve (25) is sleeved outside the heating sleeve (24), and the heating sleeve (24) is clamped on the clamping mechanism (3) through the insulating sleeve (25).
6. An arrangement for adjusting an electro-optical Q-switch according to claim 1, characterized in that said holding means (3) comprises at least one anchor ear (31), said anchor ear (31) being hooped on said heating mantle (24).
7. An arrangement for adjusting an electro-optical Q-switch according to claim 1, characterized in that said holding means (3) comprises at least two hoops (31), said hoops (31) being spaced apart around said heating mantle (24).
8. An arrangement for adjusting an electro-optical Q-switch as claimed in claim 1, characterized in that the adjusting mechanism (4) comprises:
a base (41);
a horizontal support (42) which is pinned with the base (41) through a pin joint and can rotate on a horizontal plane, and one side of the horizontal support (42) extends upwards to form a connecting part (421);
the vertical support (43) is in pin joint with the connecting part (421) through another pin joint and can rotate on a vertical surface, and the vertical support (43) is fixedly connected with the clamping mechanism (3).
9. An arrangement for adjusting an electro-optical Q-switch according to claim 8, characterized in that one positioning pin (44) is inserted in each of two of said pin contacts, and that two of said positioning pins (44) are perpendicular in a vertical plane.
10. An optical apparatus equipped with the device for adjusting an electro-optical Q-switch according to any one of claims 1 to 9, characterized in that the optical apparatus comprises an electro-optical crystal (1), the electro-optical crystal (1) is inserted in the heating jacket (24), and the temperature uniforming portion (23) is provided between the heating jacket (24) and the electro-optical crystal (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553788.0A CN112290369A (en) | 2020-12-24 | 2020-12-24 | Device for adjusting electro-optical Q-switch and optical equipment mounted with the device |
| CN202111388519.8A CN114122896A (en) | 2020-12-24 | 2021-11-22 | Device for adjusting electro-optical Q-switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553788.0A CN112290369A (en) | 2020-12-24 | 2020-12-24 | Device for adjusting electro-optical Q-switch and optical equipment mounted with the device |
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| CN112290369A true CN112290369A (en) | 2021-01-29 |
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| CN202011553788.0A Pending CN112290369A (en) | 2020-12-24 | 2020-12-24 | Device for adjusting electro-optical Q-switch and optical equipment mounted with the device |
| CN202111388519.8A Pending CN114122896A (en) | 2020-12-24 | 2021-11-22 | Device for adjusting electro-optical Q-switch |
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| CN202111388519.8A Pending CN114122896A (en) | 2020-12-24 | 2021-11-22 | Device for adjusting electro-optical Q-switch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783079A (en) * | 2021-03-24 | 2021-12-10 | 北京科益虹源光电技术有限公司 | Temperature control device clamping mechanism and temperature control device clamping system |
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| CN210576991U (en) * | 2019-11-27 | 2020-05-19 | 马衍骏 | Electro-optical crystal clamping device |
| CN210838429U (en) * | 2019-12-27 | 2020-06-23 | 大恒新纪元科技股份有限公司 | Crystal heating device |
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2020
- 2020-12-24 CN CN202011553788.0A patent/CN112290369A/en active Pending
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- 2021-11-22 CN CN202111388519.8A patent/CN114122896A/en active Pending
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| CN201057618Y (en) * | 2007-09-13 | 2008-05-07 | 北京斯瑞科晶体技术发展有限公司 | Electro-optical Q switch |
| CN201230130Y (en) * | 2008-07-18 | 2009-04-29 | 北京斯瑞科晶体技术发展有限公司 | Electro-optical Q switch |
| CN201786507U (en) * | 2010-03-18 | 2011-04-06 | 湖北铱派汽车电子有限公司 | Induction type heating sleeve of filter |
| CN105470801A (en) * | 2015-12-08 | 2016-04-06 | 中国航空工业集团公司洛阳电光设备研究所 | KDP Q-modulation switch |
| CN208596859U (en) * | 2018-06-06 | 2019-03-12 | 济南唯智光电科技有限公司 | Wide temperature range type electro-optic Q switch |
| CN109814317A (en) * | 2018-12-28 | 2019-05-28 | 中国科学院合肥物质科学研究院 | Nonlinear optical crystal temperature control and optical path adjustment device |
| CN210576991U (en) * | 2019-11-27 | 2020-05-19 | 马衍骏 | Electro-optical crystal clamping device |
| CN210838429U (en) * | 2019-12-27 | 2020-06-23 | 大恒新纪元科技股份有限公司 | Crystal heating device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113783079A (en) * | 2021-03-24 | 2021-12-10 | 北京科益虹源光电技术有限公司 | Temperature control device clamping mechanism and temperature control device clamping system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114122896A (en) | 2022-03-01 |
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