Laser light curtain blocking type speed measuring system for measuring light-gas gun millimeter-level bullet speed
A technology of laser light curtain and laser velocimeter, which is applied in the radio wave measurement system, the device used to measure the time required to move a certain distance, and the use of re-radiation, etc., can solve the problems of low precision, high test cost, and low success rate , to achieve the effect of improving measurement accuracy, reducing test cost and reducing repeated tests
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
specific Embodiment approach 1
[0016] Specific implementation mode one: the following combination figure 1 Illustrate this embodiment, the laser light curtain occlusion type velocity measuring system that is used for measuring the projectile velocity of light gas cannon millimeter level described in this embodiment, it comprises laser velocity meter 1, laser emitting device 2, laser light curtain receiving device 3, velocity measuring signal Display device 4 and speed measuring channel 6,
[0017] The outlet end of the light gas cannon projectile launching device 5 is connected to the speed measuring channel 6, and the laser emitting device 2 and the laser light curtain receiving device 3 are arranged on the opposite surface of the speed measuring channel 6, and the speed measuring signal output end of the laser light curtain receiving device 3 is connected to the laser speed measuring instrument 1 The speed measurement signal input end of the laser speed measurement instrument 1 is connected with the displ...
specific Embodiment approach 2
[0018] Specific embodiment two: this embodiment is further described to embodiment one, and laser emission device 2 comprises n red light semiconductor lasers 2-1, and laser light curtain receiving device 3 comprises n silicon photodiode photodetectors 3-1, n Red semiconductor lasers 2-1 and n silicon photodiode photodetectors 3-1 form n groups of light curtain transmitting and receiving structures, the light curtains of n groups of light curtain transmitting and receiving structures are parallel, and each group of light curtain transmitting and receiving structures includes 1 A red light semiconductor laser 2-1 and a silicon photodiode photodetector 3-1, the light curtain emitted by the red light semiconductor laser 2-1 in the light curtain emitting and receiving structure is photoelectrically received by the silicon photodiode in the group The detector 3-1 receives, n is a natural number, and n=3-10.
[0019] The height of the light curtain acquired by the laser emitting dev...
specific Embodiment approach 3
[0021] Specific implementation mode three: the following combination Figure 7 Describe this embodiment mode, this embodiment mode will be further described to embodiment one or two, laser velocimeter 1 comprises speed measurement signal I / V conversion circuit 7 and signal amplifying circuit 8, the speed measurement signal input terminal of speed measurement signal I / V conversion circuit 7 Connect the speed measurement signal output end of the laser light curtain receiving device 3, the voltage signal output end of the speed measurement signal I / V conversion circuit 7 is connected to the voltage signal input end of the signal amplification circuit 8, and the output end of the signal amplification circuit 8 is connected to the speed measurement signal display device 4 display signal input terminal.
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com