Single-lamp double-rod light-gathering cavity

Abstract

The utility model relates to the technical field of Q-switched laser application, and particularly discloses a single-lamp double-rod light-gathering cavity which comprises a light-gathering cavity shell, an oval cavity transversely penetrates through the interior of the light-gathering cavity shell, a light-gathering cavity base is installed at the lower end of the light-gathering cavity shell, and a light-gathering cavity left end cover and a light-gathering cavity right end cover are arranged at the two ends of the light-gathering cavity shell respectively. A silica gel sealing ring and a cavity sealing piece are arranged between the condensation cavity left end cover and the condensation cavity shell and between the condensation cavity right end cover and the condensation cavity shell respectively, and a first end cover gasket, a second end cover gasket and a third end cover gasket are arranged on the sides, away from the condensation cavity shell, of the condensation cavity left end cover and the condensation cavity right end cover respectively. The condensation cavity shell, the cavity sealing piece, the silica gel sealing ring, the condensation cavity left end cover, the condensation cavity right end cover, the first end cover gasket, the second end cover gasket and the third end cover gasket are arranged to form the condensation cavity, so that the whole process is simple, the cavity is easy to process, the material cost is low, the light efficiency is high, the stability is high, and the service life is long.

Description

TECHNICAL FIELD

[0001] The utility model relates to Q-switched laser application technical field, in particular to a single lamp double stick light condensation cavity. BACKGROUND

[0002] In the laser application technology, the light condensation cavity is the core component of the laser, and its main role is to effectively couple the light emitted by the pump source (pulsed xenon lamp) and the working substance (solid laser rod), (to conduct the strong light emitted by the pulsed xenon lamp to the solid laser rod with the maximum efficiency) at the same time, the design structure of the light condensation cavity also determines the distribution of the pump light density on the laser substance, and affects the distortion degree of the output light beam, the divergence and the spot uniformity of the laser output. Since the working substance and the pump source are installed in the light condensation cavity, the design structure and the reflection efficiency of the light condensation cavity directly affect the performance of the laser output laser.

[0003] Most of the single lamp double stick light condensation cavities on the market are mainly ceramic materials, and such cavities require high process technology, complex manufacturing process and high manufacturing cost. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a single lamp double stick light condensation cavity.

[0005] The utility model discloses a single lamp double stick light condensation cavity through the following technical scheme to realize the above-mentioned purpose.

[0006] A single lamp double stick light condensation cavity, including light condensation cavity cavity shell, the transverse elliptical cavity in the light condensation cavity cavity shell, the light condensation cavity cavity shell lower end is installed with light condensation cavity base, the both ends of light condensation cavity cavity shell are provided with light condensation cavity left end cover and light condensation cavity right end cover respectively, and the light condensation cavity left end cover and the light condensation cavity right end cover are provided with silica gel sealing ring and cavity sealing sheet respectively between the light condensation cavity cavity shell, and the light condensation cavity left end cover and the light condensation cavity right end cover are provided with first end cover gasket, second end cover gasket and third end cover gasket respectively on the side away from the light condensation cavity cavity shell, and the water nozzle is communicated with the lower end of the light condensation cavity left end cover and the light condensation cavity right end cover, and the light condensation cavity cavity shell, the light condensation cavity left end cover and the light condensation cavity right end cover are all aluminum materials.

[0007] Further setting: the elliptical cavity core of polytetrafluoroethylene is arranged in the elliptical cavity of the light condensation cavity cavity shell.

[0008] Further setting: the side close to the light condensation cavity cavity shell of the light condensation cavity left end cover and the light condensation cavity right end cover is provided with a sink.

[0009] Further setting: the first end cover gasket, the second end cover gasket and the third end cover gasket on both sides are oppositely arranged, the through holes with the same aperture are oppositely arranged on the first end cover gasket, the second end cover gasket and the third end cover gasket, the aperture of the first end cover gasket is 6mm, the aperture of the second end cover gasket is 7mm, and the aperture of the third end cover gasket is 8mm.

[0010] Further arrangement: the light condensation cavity base is connected with the light condensation cavity shell through screws, and the light condensation cavity left end cover and the light condensation cavity right end cover are connected with the light condensation cavity shell through screws.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] Through the setting of the light condensation cavity shell, the cavity sealing sheet, the silica gel sealing ring, the light condensation cavity left end cover, the light condensation cavity right end cover, the first end cover gasket, the second end cover gasket and the third end cover gasket, the light condensation cavity body is formed, so that the overall process is simple, the cavity is easy to process, the material cost is low, the light efficiency is high, the stability is high and the service life is long. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0014] Figure 1 It is the structure schematic diagram of the single lamp double stick light condensation cavity in the exploded state of the utility model;

[0015] Figure 2 It is the bottom view structure schematic diagram of the light condensation cavity shell of the single lamp double stick light condensation cavity of the utility model;

[0016] Figure 3 It is the B-B section view structure schematic diagram of Figure 2 ;

[0017] Figure 4 It is the top view structure schematic diagram of the light condensation cavity base of the single lamp double stick light condensation cavity of the utility model;

[0018] Figure 5 It is the A-A section view structure schematic diagram of Figure 4 ;

[0019] Figure 6 It is the structure schematic diagram of the light condensation cavity left end cover of the single lamp double stick light condensation cavity of the utility model;

[0020] Figure 7 It is the section view structure schematic diagram of the light condensation cavity left end cover of the single lamp double stick light condensation cavity of the utility model.

[0021] The following is the explanation of the reference signs:

[0022] 1, light cavity cavity shell; 101, elliptical cavity core; 2, light cavity base; 3, cavity sealing sheet; 4, silica gel sealing ring; 5, light cavity left end cover; 6, light cavity right end cover; 7, sink; 8, first end cover gasket; 9, second end cover gasket; 10, third end cover gasket; 11, water nozzle. DETAILED DESCRIPTION

[0023] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0024] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] The present application will be further described below in conjunction with the drawings:

[0026] As Figures 1-7As shown, a single lamp double rod spotlight cavity includes a spotlight cavity shell 1, an elliptical cavity transversely through the spotlight cavity shell 1, a spotlight cavity base 2 is arranged at the lower end of the spotlight cavity shell 1, a spotlight cavity left end cover 5 and a spotlight cavity right end cover 6 are arranged at the two ends of the spotlight cavity shell 1 respectively, a silica gel sealing ring 4 and a cavity sealing sheet 3 are arranged between the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 and the spotlight cavity shell 1 respectively, so as to ensure the sealing connection between the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 and the spotlight cavity shell 1, first, second and third end cover gaskets 8, 9 and 10 are arranged on the side of the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 away from the spotlight cavity shell 1 respectively, a water nozzle 11 is communicated with the lower end of the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6, and the spotlight cavity shell 1, the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 are all made of aluminum.

[0027] In the embodiment, an elliptical cavity core 101 made of polytetrafluoroethylene is arranged in the elliptical cavity of the spotlight cavity shell 1, and the powdered polytetrafluoroethylene is pressed into the cavity of the spotlight cavity shell 1 by using a cavity core pressing tool to form the spotlight cavity.

[0028] The spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 are provided with a sink 7 on the side close to the spotlight cavity shell 1, so as to facilitate the limiting and fixing of the silica gel sealing ring 4.

[0029] The first, second and third end cover gaskets 8, 9 and 10 are oppositely arranged, the first, second and third end cover gaskets 8, 9 and 10 are provided with through holes with the same aperture on the opposite sides, the aperture of the first end cover gasket 8 is 6mm, the aperture of the second end cover gasket 9 is 7mm, and the aperture of the third end cover gasket 10 is 8mm, which are used for placing working substances.

[0030] The spotlight cavity base 2 is connected with the spotlight cavity shell 1 through a screw, and the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 are connected with the spotlight cavity shell 1 through screws.

[0031] The working principle and use process of the utility model are as follows: when assembling the single lamp double rod spotlight cavity, the sink 7 of the spotlight cavity left end cover 5 and the spotlight cavity right end cover 6 is injected with 704 sealant, the pulse xenon lamp is installed in the holes at the two ends, the working substance with a diameter of 6mm is placed in the aperture of the first end cover gasket 8, the working substance with a diameter of 7mm is placed in the aperture of the second end cover gasket 9, the silica gel sealing ring 4 is placed in the sink 7 and is pressed tightly by the cavity sealing sheet 3, and the whole is fixed by screws.

[0032] The single-lamp double-rod condensing cavity is a cavity structure in which a local oscillation level laser working substance is arranged in a condensing cavity, and an amplification level laser working substance is also arranged, and a pump source (a pulsed xenon lamp) is arranged between the two working substances, when the pump source emits light, the two working substances are pumped, first, the local oscillation level working substance is excited by the pump source to generate laser, and the laser is resonated and amplified in the resonant cavity, and the resonated and amplified laser is output from the output mirror of the resonant cavity.

[0033] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application.

Claims

1. A single-lamp, dual-rod focusing cavity, characterized in that: The device includes a focusing cavity shell (1), which has a transversely penetrating elliptical cavity. A focusing cavity base (2) is installed at the lower end of the focusing cavity shell (1). A left end cover (5) and a right end cover (6) are respectively provided at both ends of the focusing cavity shell (1). A silicone sealing ring (4) and a cavity sealing sheet (3) are respectively provided between the left end cover (5) and the right end cover (6) and the focusing cavity shell (1). The left end cover (5) and the right end cover (6) of the focusing cavity are respectively provided with a first end cover gasket (8), a second end cover gasket (9) and a third end cover gasket (10) on the side away from the focusing cavity shell (1). The lower ends of the left end cover (5) and the right end cover (6) of the focusing cavity are connected to a water nozzle (11). The focusing cavity shell (1), the left end cover (5) and the right end cover (6) of the focusing cavity are all made of aluminum.

2. The single-lamp dual-rod focusing cavity according to claim 1, characterized in that: The elliptical cavity of the focusing cavity shell (1) is provided with an elliptical cavity core (101) of polytetrafluoroethylene.

3. The single-lamp dual-rod focusing cavity according to claim 1, characterized in that: The left end cover (5) and the right end cover (6) of the focusing cavity are provided with a sink (7) on the side of the focusing cavity shell (1).

4. The single-lamp dual-rod focusing cavity according to claim 1, characterized in that: The first end cap gasket (8), the second end cap gasket (9), and the third end cap gasket (10) on both sides are arranged opposite each other. The first end cap gasket (8), the second end cap gasket (9), and the third end cap gasket (10) are provided with through holes of the same diameter. The diameter of the hole of the first end cap gasket (8) is 6mm, the diameter of the hole of the second end cap gasket (9) is 7mm, and the diameter of the hole of the third end cap gasket (10) is 8mm.

5. A single-lamp dual-rod focusing cavity according to claim 1, characterized in that: The focusing cavity base (2) is connected to the focusing cavity shell (1) by screws. The left end cover (5) and the right end cover (6) of the focusing cavity are both connected to the focusing cavity shell (1) by screws.

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