CN110176710B - 无电源激光器模块 - Google Patents

无电源激光器模块 Download PDF

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CN110176710B
CN110176710B CN201910556995.2A CN201910556995A CN110176710B CN 110176710 B CN110176710 B CN 110176710B CN 201910556995 A CN201910556995 A CN 201910556995A CN 110176710 B CN110176710 B CN 110176710B
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displacement mechanism
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康晓丽
崔旭东
郑洲
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41HARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H13/00Means of attack or defence not otherwise provided for
    • F41H13/0043Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target
    • F41H13/005Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target the high-energy beam being a laser beam
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/0619Coatings, e.g. AR, HR, passivation layer
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • H01S3/081Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09Processes or apparatus for excitation, e.g. pumping
    • H01S3/091Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/0915Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light
    • H01S3/0937Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light produced by exploding or combustible material

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Abstract

本发明公开了一种无电源激光器模块,包括壳体、管状激光增益介质、泵浦源模块和位移机构,管状激光增益介质放置在壳体内,其两个端面分别镀有全反膜层、半反膜层,形成谐振腔;激光从半反膜层端面输出;泵浦源模块为管状,放置于管状激光增益介质的管腔内,与管状激光增益介质同轴;且泵浦源模块是可更换的一次性化学光源,通过撞针与泵浦源模块端部引信撞击触发闪光,无需外接电源供能,撞针由位移机构驱动;位移机构将泵浦源模块运入和运出管状激光增益介质;重复位移机构的运动,激光器可输出多发次激光。该激光器无需外接电源供能,通过撞针撞击泵浦源模块触发闪光,使得高能激光器体积减小、质量减轻,成为更加便携的高能激光器。

Description

无电源激光器模块
技术领域
本发明涉及一种无电源激光器模块,属于固体激光技术领域。
背景技术
激光武器,是用高能的激光对远距离的目标进行精确射击或用于防御导弹等的武器。由于激光武器需要大量的电能,在能量储存设备难微型化(如高能电池)的问题解决前,难以实现大规模应用。目前为了提供足够的电能,高能激光器的体积较大,质量较重,应用不便,因此体积小、质量轻的便携式高能激光器在反恐安保领域具有极大的应用需求。
发明内容
本发明克服了现有技术的不足,提供一种无电源激光器模块,以期望可以解决高能激光器的体积较大,质量较重,应用不便的问题。
为解决上述的技术问题,本发明采用以下技术方案:
一种无电源激光器模块,包括壳体、管状激光增益介质、泵浦源模块和位移机构,所述管状激光增益介质放置在壳体内,管状激光增益介质的一个端面镀有全反膜层,另一个端面镀有半反膜层,形成谐振腔;壳体上与半反膜层临近的端面上具有激光输出口;泵浦源模块具有管状构型,放置于管状激光增益介质的管腔内,与管状激光增益介质同轴;且泵浦源模块是可更换的一次性化学光源,通过撞针与泵浦源模块端部引信撞击触发闪光,无需外接电源供能,所述撞针由位移机构驱动;多个待用的泵浦源模块存储在壳体内,待用的泵浦源模块通过位移机构进入管状激光增益介质的管腔内,被使用过的泵浦源模块通过位移机构从管状激光增益介质管腔中退出;重复位移机构的运动,激光器可输出多发次激光。
所述泵浦源模块是通过在透明圆管中填充化学闪光药剂,并在管口端部设置点火引信,用端塞封闭管口端部后露出引信而构成的。透明圆管可以采用石英玻璃管。
所述壳体的内表面上镀有光学高反膜。
所述壳体外连接冷却装置,对激光增益介质进行冷却。
所述位移机构包括第一位移机构和第二位移机构,所述第一位移机构将未使用的泵浦源模块送至第二位移机构,第二位移机构将未使用的泵浦源模块送至管状激光增益介质的管腔内,待激光发射后,第二位移机构将已使用的泵浦源模块退出管状激光增益介质,进一步送至存储仓或退出壳体。
进一步的,所述第一位移机构水平向左运动使泵浦源模块到达第二位移机构,第二位移机构垂直向上运动至管状激光增益介质端口处后再水平向右运动使泵浦源模块到达管状激光增益介质的管腔内,泵浦源模块被使用后再被第二位移机构退出管状激光增益介质。
所述撞针连接在第二位移机构上。
所述壳体为易散热材质,比如铜质壳体、紫铜壳体。
与现有技术相比,本发明至少具有以下有益效果:该激光器无需外接电源供能,通过撞针撞击泵浦源模块触发闪光,使得高能激光器体积减小、质量减轻,成为更加便携的高能激光器。
附图说明
图1为本发明无电源激光器模块的结构示意图。
图2为本发明泵浦源模块结构示意图。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
一种无电源激光源,如图1所示,包括壳体1、管状激光增益介质2、泵浦源模块3、位移机构4和5,管状激光增益介质2放置在壳体1内。壳体1的内表面上镀有光学高反膜。壳体外连接冷却装置,对激光增益介质进行冷却。泵浦源模块3位于管状激光增益介质2的内部,具有管状构型,与管状激光增益介质同轴放置;泵浦源模块3是可更换的一次性化学光源;管状激光增益介质2的两个端面分别镀有全反膜层6和半反膜层7,形成谐振腔。
泵浦源模块的结构如图2所示,包括透明圆管3-1(本实施例中为石英玻璃管),化学闪光药剂3-2,点火引信3-3,端塞3-4。两个或多个泵浦源模块3安装在壳体1中,所述位移机构包括第一位移机构4和第二位移机构5,第二位移机构连接有撞针8。第一位移机构4将未使用的泵浦源模块送至第二位移机构5,第二位移机构5将未使用的泵浦源模块送至管状激光增益介质2的管腔内,待激光发射后,第二位移机构5将已使用的泵浦源模块退出管状激光增益介质2,进一步送至存储仓或退出壳体,泵浦源模块进入和退出管状激光增益介质的方式可采用现有轻武器的结构,退出后的管状激光增益介质可以原路返回也可以存储到其他位置。如图1所示,更具体地说,第一位移机构水平向左运动使泵浦源模块到达第二位移机构,第二位移机构垂直向上运动至管状激光增益介质端口处后再水平向右运动使泵浦源模块到达管状激光增益介质的管腔内。接着,与第二位移机构5相连接的撞针8撞击泵浦源模块3的点火引信3-3引发化学闪光药剂3-2的闪光反应,辐照激光增益介质2的内壁,在镀有半反膜层7的这一端产生激光输出,壳体上与半反膜层临近的端面上具有激光输出口。激光发射过程无需外接电源供能。随后,所述第一位移机构5通过水平向左运动将使用完的泵浦源模块3退出管状激光增益介质2,进一步使其退出壳体1或送达壳体1内的特定存储位置;重复第一位移机构4和第二位移机构5的运动,激光器可输出多发次激光。壳体1的内表面镀有高反光膜层,能够减少泵浦光外泄,使尽可能多的泵浦光通过二次反射辐照激光增益介质,提高泵浦光的利用效率。
壳体1为易散热的铜材质,能够有效降低增益介质2的温度,避免热畸变造成的激光器光束质量下降。
尽管这里参照本发明的解释性实施例对本发明进行了描述,但是,应该理解,本领域技术人员可以设计出很多其他的修改和实施方式,这些修改和实施方式将落在本申请公开的原则范围和精神之内。更具体地说,在本申请公开的范围内,可以对主题组合布局的组成部件和/或布局进行多种变型和改进。除了对组成部件和/或布局进行的变型和改进外,对于本领域技术人员来说,其他的用途也将是明显的。

Claims (4)

1.一种无电源激光器模块,其特征在于包括壳体、管状激光增益介质、泵浦源模块和位移机构,所述管状激光增益介质放置在壳体内,管状激光增益介质的一个端面镀有全反膜层,另一个端面镀有半反膜层,形成谐振腔;壳体上与半反膜层临近的端面上具有激光输出口;泵浦源模块具有管状构型,放置于管状激光增益介质的管腔内,与管状激光增益介质同轴;且泵浦源模块是可更换的一次性化学光源,通过撞针与泵浦源模块端部引信撞击触发闪光,无需外接电源供能,所述撞针由位移机构驱动;多个待用的泵浦源模块存储在壳体内,待用的泵浦源模块通过位移机构进入管状激光增益介质的管腔内,被使用过的泵浦源模块通过位移机构从管状激光增益介质管腔中退出;重复位移机构的运动,激光器可输出多发次激光;所述壳体为易散热材质,对激光增益介质进行冷却;所述位移机构包括第一位移机构和第二位移机构,第一位移机构将未使用的泵浦源模块送至第二位移机构,第二位移机构将未使用的泵浦源模块送至管状激光增益介质的管腔内,待激光发射后,第二位移机构将已使用的泵浦源模块退出管状激光增益介质,进一步送至存储仓或退出壳体;第一位移机构水平向左运动使泵浦源模块到达第二位移机构,第二位移机构垂直向上运动至管状激光增益介质端口处后再水平向右运动使泵浦源模块到达管状激光增益介质的管腔内,泵浦源模块被使用后再被第二位移机构退出管状激光增益介质;撞针连接在第二位移机构上。
2.根据权利要求1所述的无电源激光器模块,其特征在于所述泵浦源模块是通过在透明圆管中填充化学闪光药剂,并在管口端部设置点火引信,用端塞封闭管口端部后露出引信而构成的。
3.根据权利要求1所述的无电源激光器模块,其特征在于所述壳体的内表面上镀有光学高反膜。
4.根据权利要求1所述的无电源激光器模块,其特征在于所述壳体为铜质壳体。
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