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Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection

A technology of forced convection and crystal temperature, which is applied in light demodulation, cooling/ventilation/heating modification, laser components, etc., can solve the problem of inability to realize precise temperature control of large-diameter crystals, and achieve convenient operation and simple control mode Effect

Active Publication Date: 2015-12-16
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention aims to solve the problem that the existing heating device cannot realize the precise temperature control of the large-diameter crystal and can maintain the uniformity of the crystal with a higher temperature surface, and further provides a large-diameter crystal frequency multiplication conversion device that realizes crystal temperature regulation under forced convection

Method used

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  • Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection
  • Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection
  • Large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection

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specific Embodiment approach 1

[0012] Specific implementation mode one: combine Figure 1-Figure 10 Explain that the large-diameter crystal frequency multiplication conversion device for realizing crystal temperature regulation under forced convection in this embodiment includes a supine micro-drive mechanism 15 and a yaw micro-drive mechanism 16; it also includes a cabinet 1, a main water inlet pipe 4, and a main water return pipe 6. Constant temperature water tank 5, control valve 3, large-diameter crystal frequency doubling mechanism and two fans 18;

[0013] The box body 1 includes a first box body 9, a second box body 10, a side wall end cover 13 and a light-transmitting end cover 14, the first box body 9 and the second box body 10 have the same structure, and the first box body 9 and the second box body 10 have the same structure. The two boxes 10 are boxes with open ends, the first box 9 and the second box 10 are coaxially fixed, and the large-diameter crystal frequency doubling mechanism 11 is insta...

specific Embodiment approach 2

[0023] Specific implementation mode two: combination Figure 10 Explain that the box temperature control channel 9-3 of this embodiment includes the main water inlet channel 9-3-1, the main water outlet channel 9-3-2 and a plurality of branch channels 9-3-3, the main water inlet channel 9-3-1 and the main water outlet flow channel 9-3-2 are set in the frame body wall of a side wall of the rectangular frame body 9-1 from top to bottom, and a plurality of shunt channels 9-3-3 are arranged along the rectangular frame body 9 -1 is opened in the radial direction, one end of the multiple sub-flow channels 9-3-3 communicates with the main water inlet flow channel 9-3-1, and the other end of the multiple sub-flow channels 9-3-3 connects with the main water outlet flow channel 9- 3-2 connected. Such setting can ensure that the water volume of each circulating water channel is the same, and ensure that the temperature of the box wall is uniform. Other compositions and connections are ...

specific Embodiment approach 3

[0024] Specific implementation mode three: combination Figure 5Explain that the first box body 9 of this embodiment includes a right cover plate 9-1-1, a left cover plate 9-1-2, an upper outer plate 9-1-3, a lower outer plate 9-1-4, an upper inner Plate 9-1-5 and lower inner plate 9-1-6, upper inner plate 9-1-5 and lower inner plate 9-1-6 are arranged parallel and opposite, right cover plate 9-1-1 and left cover plate 9 -1-2 are respectively fixedly installed on the left and right ends of the upper inner panel 9-1-5 and the lower inner panel 9-1-6 to form a rectangular frame, the upper outer panel 9-1-3 and the lower outer panel 9-1- 4 are respectively fixedly installed on the outer side walls of the upper inner panel 9-1-5 and the lower inner panel 9-1-6. With such arrangement, the rectangular frame body 9-1 provided with the box temperature control channel 9-3 in the second embodiment is realized under the sealed condition. Other compositions and connections are the same ...

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Abstract

The invention provides a large-aperture crystal frequency-doubling conversion device realizing crystal temperature regulation and control under forced convection, relates to the large-aperture crystal frequency-doubling conversion device, and aims to solve the problem that an existing heating device fails to realize precise temperature control over a large-aperture crystal and maintain relatively high temperature surface uniformity of the crystal. The large-aperture crystal frequency-doubling conversion device comprises a supine micro-driving mechanism and a deflecting micro-driving mechanism. The large-aperture crystal frequency-doubling conversion device further comprises a box body, a total water inlet pipe, a total water return pipe, a constant temperature water tank, a control valve, a large-aperture crystal frequency-doubling mechanism and two fans. The box body comprises a first box body, a second box body, a side wall end cover and a light-transmission end cover. The first box body and the second box body are identical in structure and are respectively open on two ends. The large-aperture crystal frequency-doubling mechanism is installed in the inner cavity at the connection part between the first box body and the second box body. The two fans are installed on vertical inner walls of the box body in an opposite manner. A cavity rectangle frame body is internally provided with a box body temperature control channel. The large-aperture crystal frequency-doubling conversion device is used for realizing frequency-doubling conversion of a large-aperture laser.

Description

technical field [0001] The invention relates to a large-diameter crystal frequency multiplication conversion device, in particular to a large-diameter crystal frequency multiplication conversion device that realizes crystal temperature regulation under forced convection. It uses constant temperature circulating water as a heat source to jointly heat and seal the cavity, and A device that uses forced convection to eliminate the temperature difference in the cavity to maintain a large-diameter crystal with high temperature control accuracy. Background technique [0002] Frequency doubling conversion technology is an important method to obtain a fixed wavelength laser, which is mainly obtained through the frequency doubling effect of crystals such as KDP, DKDP, ADP, etc. After literature search, the Chinese invention patent application with application number 201310156653.4 proposed a hybrid Frequency crystal four-dimensional high-precision adjustment mechanism, which uses a su...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01S3/109G02F1/35G02F2/02H05K7/20
Inventor 卢礼华张鹏孙付仲王芳于福利
Owner HARBIN INST OF TECH