CN114814633A - High-voltage power supply detection system of low-light-level image intensifier - Google Patents
High-voltage power supply detection system of low-light-level image intensifier Download PDFInfo
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- CN114814633A CN114814633A CN202210744190.2A CN202210744190A CN114814633A CN 114814633 A CN114814633 A CN 114814633A CN 202210744190 A CN202210744190 A CN 202210744190A CN 114814633 A CN114814633 A CN 114814633A
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- voltage power
- air guide
- detection system
- image intensifier
- power supply
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
Abstract
The invention discloses a high-voltage power supply detection system of a low-light-level image intensifier, which relates to the technical field of detection systems and comprises a shell of the detection system, wherein two sides of the shell are respectively hinged with a door plate, the outer wall of the door plate is provided with a display screen, an environment simulation device is arranged in the shell, the lower end of the environment simulation device is provided with a driving device, and the upper end of the environment simulation device is provided with a high-voltage power supply. According to the invention, the surface of the high-voltage power supply is heated or cooled through the swinging second air duct and the swinging first air duct, and the cam drives the mounting plate to shake up and down, so that the environment of the outdoor use of the high-voltage power supply of the low-light-level image intensifier is simulated, and the high-voltage power supply is detected through an instrument, so that the accuracy of data is improved.
Description
Technical Field
The invention relates to the technical field of detection systems, in particular to a high-voltage power supply detection system of a low-light-level image intensifier.
Background
The low-light level image intensifier is a core component of a low-light level night vision system. The whole low-light-level night vision system comprises an optical imaging lens group, a low-light-level image intensifier and a post-processing system. Among them, the micro-optical image intensifier is the most important ring. The first generation of low-light image intensifier, the second generation of low-light image intensifier, the third generation of low-light image intensifier and the fourth generation of low-light image intensifier have appeared so far. The micro light image tubes of different generations have different structures, but mainly comprise the following parts: photocathode (Photocatode), Ion-resistant feedback Film (Ion Barrier Film), microchannel Plate (Microchannel Plate), and Fluorescent Screen (Fluorescent Screen). The entire tube is a vacuum device.
When the high-voltage power supply of the existing low-light-level image intensifier is detected, the detection is finished indoors, the low-light-level image intensifier is mostly used outdoors, and the outdoor real use condition cannot be reflected by indoor detection, so that the detected data is inaccurate.
Disclosure of Invention
The invention aims to: in order to solve the above problems, a high voltage power detection system of a low light level image intensifier is proposed.
In order to achieve the purpose, the invention adopts the following technical scheme: the high-voltage power supply detection system of the low-light-level image intensifier comprises a shell of the detection system, wherein door plates are respectively hinged to two sides of the shell, a display screen is arranged on the outer wall of each door plate, an environment simulation device is arranged inside the shell, a driving device is arranged at the lower end of the environment simulation device, and a high-voltage power supply is arranged at the upper end of the environment simulation device;
the environment simulation device comprises a mounting plate, a telescopic rod is arranged between the mounting plate and a shell, first air guide pipes are respectively arranged on two sides of the mounting plate, a connecting box is arranged at the upper end of each first air guide pipe, a second air guide pipe is arranged between the two connecting boxes, a plurality of spray heads are uniformly distributed on the outer walls of the second air guide pipes and the first air guide pipes, the lower end of each first air guide pipe penetrates through and extends to the lower end of the mounting plate, an air guide cavity is formed in the mounting plate, an air inlet hole is formed in the position, located in the air guide cavity, of each first air guide pipe, a first bevel gear matched with a driving device for use is arranged at the lower end of each first air guide pipe, an air bag is arranged at the lower end of the middle position of the mounting plate, an air outlet hole communicated with the air guide cavity is formed in the upper end of the air bag, a one-way valve is arranged in the air outlet hole, and an air inlet pipe is arranged at the lower end of the air bag, the lower end of the air inlet pipe is connected with a temperature control box.
Further, the temperature control box includes the box, the inside of box is provided with low temperature storehouse and high temperature storehouse, the one end in low temperature storehouse and high temperature storehouse is provided with the filter screen respectively, refrigeration piece and heating plate are installed respectively to the lower extreme in low temperature storehouse and high temperature storehouse, the heat conduction stick is installed to refrigeration piece and heating plate outer wall, the one end that low temperature storehouse and high temperature storehouse are close to the intake pipe is provided with the solenoid valve.
Further, drive arrangement includes the transfer line, the drive assembly that the cooperation first bevel gear used is installed to the outer wall of transfer line, the clockwork spring is installed to the outer wall of first air duct, the one end and the first air duct of clockwork spring are connected, the other end and the mounting panel of clockwork spring are connected.
Further, the drive assembly is composed of a cam and a second bevel gear.
Furthermore, the outer surface of the mounting plate is provided with a plurality of groups of air guide grooves.
Further, inside second air duct and the first air duct all run through to the connecting box, and the one end of second air duct and first air duct all installs transmission bevel gear to two transmission bevel gear intermeshing.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the surface of the high-voltage power supply is heated or cooled through the swinging second air duct and the swinging first air duct, and the cam drives the mounting plate to shake up and down, so that the environment of the outdoor use of the high-voltage power supply of the low-light-level image intensifier is simulated, and the high-voltage power supply is detected through an instrument, so that the accuracy of data is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a high voltage power detection system of a low light level image intensifier according to the present invention;
FIG. 2 is a schematic structural diagram of the interior of a temperature control box of a high-voltage power detection system of a low-light-level image intensifier according to the present invention;
FIG. 3 is a relationship between a first air duct and a mounting plate of a high-voltage power detection system of the low-light level image intensifier;
FIG. 4 is a schematic structural diagram of a driving assembly of a high voltage power detection system of a low light level image intensifier according to the present invention;
fig. 5 is a schematic structural diagram of an air guide groove of a high-voltage power detection system of a low-light-level image intensifier.
In the figure: 1. a housing; 101. a door panel; 2. a drive device; 201. a transmission rod; 202. a drive assembly; 2021. a cam; 2022. a second bevel gear; 3. an environment simulation device; 301. mounting a plate; 3011. a gas conducting cavity; 3012. a gas guide groove; 3013. an air outlet; 302. an air bag; 3021. an air inlet pipe; 303. a temperature control box; 3031. a box body; 3032. a high-temperature bin; 3034. a low-temperature bin; 3035. a filter screen; 3036. a refrigeration plate; 3037. a heating plate; 304. a first air duct; 3041. an air inlet; 305. a connecting box; 306. a second airway tube; 307. a spray head; 308. a clockwork spring; 309. a first bevel gear; 4. a telescopic rod; 5. a high voltage power supply.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, the high-voltage power supply detection system of the low-light level image intensifier comprises a shell 1 of the detection system, wherein two sides of the shell 1 are respectively hinged with a door plate 101, the outer wall of the door plate 101 is provided with a display screen, an environment simulation device 3 is arranged inside the shell 1, the lower end of the environment simulation device 3 is provided with a driving device 2, and the upper end of the environment simulation device 3 is provided with a high-voltage power supply 5;
the environment simulation device 3 comprises a mounting plate 301, a telescopic rod 4 is arranged between the mounting plate 301 and the casing 1, first air ducts 304 are respectively arranged at two sides of the mounting plate 301, a connecting box 305 is arranged at the upper end of each first air duct 304, a second air duct 306 is arranged between the two connecting boxes 305, a plurality of spray heads 307 are uniformly distributed on the outer walls of the second air duct 306 and the first air duct 304, the lower end of the first air duct 304 penetrates through and extends to the lower end of the mounting plate 301, an air guide cavity 3011 is arranged in the mounting plate 301, an air inlet 3041 is arranged at the position in the air guide cavity 3011 of the first air duct 304, a first bevel gear 309 matched with the driving device 2 is arranged at the lower end of the middle position of the mounting plate 301, an air bag 302 is arranged at the upper end of the air bag 302, an air outlet 3013 communicated with the air guide cavity 3011 is arranged at the upper end of the air bag 302, and a one-way valve is arranged in the air outlet 3013, an air inlet pipe 3021 is arranged at the lower end of the air bag 302, and a temperature control box 303 is connected to the lower end of the air inlet pipe 3021.
Further, the temperature control box 303 includes a box body 3031, a low temperature chamber 3034 and a high temperature chamber 3032 are arranged inside the box body 3031, a filter screen 3035 is arranged at one end of each of the low temperature chamber 3034 and the high temperature chamber 3032, a refrigerating sheet 3036 and a heating sheet 3037 are respectively arranged at the lower ends of the low temperature chamber 3034 and the high temperature chamber 3032, a heat conducting rod is arranged on the outer walls of the refrigerating sheet 3036 and the heating sheet 3037, and an electromagnetic valve is arranged at one end of each of the low temperature chamber 3034 and the high temperature chamber 3032 close to the air inlet pipe 3021.
Further, the driving device 2 comprises a driving rod 201, a driving assembly 202 used in cooperation with a first bevel gear 309 is installed on the outer wall of the driving rod 201, a spring 308 is installed on the outer wall of the first air duct 304, one end of the spring 308 is connected with the first air duct 304, and the other end of the spring 308 is connected with the mounting plate 301.
Further, the drive assembly 202 is comprised of a cam 2021 and a second bevel gear 2022.
Further, the outer surface of the mounting plate 301 is provided with a plurality of sets of air guide slots 3012.
Further, the second air duct 306 and the first air duct 304 both penetrate through the inside of the connecting box 305, and one end of the second air duct 306 and one end of the first air duct 304 are both provided with a bevel gear, and the two bevel gear are engaged with each other.
The working principle is as follows: firstly, a high-voltage power supply 5 to be tested is placed at the upper end of a mounting plate 301 and locked, then, an output shaft of a motor drives a transmission rod 201 to rotate, the transmission rod 201 drives a cam 2021 and a second bevel gear 2022 to rotate, when the tip of the cam 2021 is downward, the second bevel gear 2022 is meshed with a first bevel gear 309, the second bevel gear 2022 drives a first bevel gear 309 to rotate, the first bevel gear 309 drives a first air guide pipe 304 to rotate, the first air guide pipe 304 drives a second air guide pipe 306 to rotate through two mutually meshed transmission bevel gears, when the tip of the cam 2021 is upward due to rotation of the cam 2021, the distance between the mounting plate 301 and the second bevel gear 2022 is increased, so that the first bevel gear 309 is disengaged from the second bevel gear 2022, and the first air guide pipe 304 is reset under the action of a spring 308, so that the second air guide pipe 306 and the first air guide pipe 304 swing to and back and forth, thereby heating or cooling the surface of the high-voltage power supply 5, meanwhile, the cam 2021 drives the mounting plate 301 to shake up and down, so that the environment of the outdoor use of the high-voltage power supply 5 of the low-light-level image intensifier is simulated, and the high-voltage power supply 5 is detected through an instrument.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (6)
1. The high-voltage power supply detection system of the low-light-level image intensifier comprises a shell (1) of the detection system, wherein door plates (101) are respectively hinged to two sides of the shell (1), and a display screen is installed on the outer wall of each door plate (101), and is characterized in that an environment simulation device (3) is arranged inside the shell (1), a driving device (2) is arranged at the lower end of the environment simulation device (3), and a high-voltage power supply (5) is installed at the upper end of the environment simulation device (3);
the environment simulation device (3) comprises a mounting plate (301), a telescopic rod (4) is arranged between the mounting plate (301) and the shell (1), first air guide pipes (304) are respectively mounted on two sides of the mounting plate (301), a connecting box (305) is mounted at the upper end of each first air guide pipe (304), a second air guide pipe (306) is arranged between the two connecting boxes (305), a plurality of spray heads (307) are uniformly distributed on the outer walls of the second air guide pipes (306) and the first air guide pipes (304), the lower end of each first air guide pipe (304) penetrates through and extends to the lower end of the mounting plate (301), an air guide cavity (3011) is formed in the mounting plate (301), an air inlet hole (3041) is formed in the position, located in the air guide cavity (3011), of each first air guide pipe (304), a first bevel gear (309) matched with the driving device (2) for use is mounted at the lower end of each first air guide pipe (304), gasbag (302) are installed to the lower extreme of mounting panel (301) intermediate position, venthole (3013) with air guide cavity (3011) intercommunication are seted up to the upper end of gasbag (302), the internally mounted of venthole (3013) has the check valve, the lower extreme of gasbag (302) is provided with intake pipe (3021), the lower extreme of intake pipe (3021) is connected with temperature control box (303).
2. The high-voltage power supply detection system of the micro-optical image intensifier as claimed in claim 1, wherein the temperature control box (303) comprises a box body (3031), a low-temperature chamber (3034) and a high-temperature chamber (3032) are arranged inside the box body (3031), a filter screen (3035) is respectively arranged at one end of the low-temperature chamber (3034) and one end of the high-temperature chamber (3032), a refrigerating sheet (3036) and a heating sheet (3037) are respectively arranged at the lower ends of the low-temperature chamber (3034) and the high-temperature chamber (3032), a heat conducting rod is arranged on the outer walls of the refrigerating sheet (3036) and the heating sheet (3037), and an electromagnetic valve is arranged at one end of the low-temperature chamber (3034) and one end of the high-temperature chamber (3032) close to the air inlet pipe (3021).
3. The high-voltage power detection system of the micro-optical image intensifier as claimed in claim 1, wherein the driving device (2) comprises a driving rod (201), the driving assembly (202) used in cooperation with a first bevel gear (309) is mounted on the outer wall of the driving rod (201), a spring (308) is mounted on the outer wall of the first air duct (304), one end of the spring (308) is connected with the first air duct (304), and the other end of the spring (308) is connected with the mounting plate (301).
4. The high voltage power detection system of the micro optical image intensifier as claimed in claim 3, wherein the driving assembly (202) is composed of a cam (2021) and a second bevel gear (2022).
5. The high-voltage power detection system of the micro-optical image intensifier as claimed in claim 1, wherein the outer surface of the mounting plate (301) is provided with a plurality of sets of air guide grooves (3012).
6. The high-voltage power supply detection system of the micro-optical image intensifier as claimed in claim 1, wherein the second air duct (306) and the first air duct (304) both penetrate through the inside of the connecting box (305), and one end of the second air duct (306) and one end of the first air duct (304) are both provided with a bevel gear, and the two bevel gears are meshed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210744190.2A CN114814633B (en) | 2022-06-29 | 2022-06-29 | High-voltage power supply detection system of low-light-level image intensifier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210744190.2A CN114814633B (en) | 2022-06-29 | 2022-06-29 | High-voltage power supply detection system of low-light-level image intensifier |
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| CN114814633A true CN114814633A (en) | 2022-07-29 |
| CN114814633B CN114814633B (en) | 2022-09-16 |
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| CN114563745A (en) * | 2022-04-26 | 2022-05-31 | 江苏天利机电有限公司 | Transformer detection device |
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2022
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| KR101685024B1 (en) * | 2016-01-29 | 2016-12-09 | 주식회사 케이지에스 | Load measuring apparatus |
| CN108646185A (en) * | 2018-04-18 | 2018-10-12 | 广东松科智能科技有限公司 | A kind of new-energy automobile dynamic lithium battery performance detection test method |
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| CN114814633B (en) | 2022-09-16 |
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