Portable medium-wave infrared point target simulator

Abstract

The invention relates to the technical field of infrared point target simulation, and particularly discloses a portable medium-wave infrared point target simulator, which comprises a shell assembly, a laser, a magnetic valve shutter assembly, an aperture adjusting assembly and a filter disc adjusting assembly, and is characterized in that the shell assembly is provided with a window penetrating through the side wall of the shell assembly; the laser is arranged in the shell assembly, and a light outlet hole of the laser faces the window; the magnetic valve shutter assembly is arranged in the shell assembly and comprises an electromagnetic valve and a shutter piece. The aperture adjusting assembly is arranged in the shell assembly and comprises a first motor, a first mounting seat, an aperture adjusting turntable and a first connecting rod; the filter disc adjusting assembly is arranged in the shell assembly and comprises a second motor, a second mounting base, a filter disc adjusting rotary disc and a second connecting rod. The problems that a medium-wave infrared point target simulator in the prior art is difficult to meet the requirements of being convenient to carry, non-contact, long in target appearance time and adjustable in energy and size are solved.

Description

Technical Field

[0001] The present application relates to the technical field of infrared point target simulation, and in particular to a portable medium-wave infrared point target simulator. Background Art

[0002] At present, medium-wave infrared point target simulators often use black bodies or small semiconductor coolers TEC as heat sources. Medium-wave infrared point target simulators with black bodies as heat sources require temperature control and heat dissipation of the black bodies, which are often bulky and inconvenient to carry; medium-wave infrared point target simulators with small semiconductor coolers TEC as heat sources require contact with medium-wave infrared sensors to carry out tests because the temperature adjustable range of TEC is small, the temperature difference with the environment is small, and the medium-wave radiation is small. This is inconvenient to operate in field tests, especially after the product has been installed. The above methods are difficult to meet the requirements of medium-wave infrared point target simulators that are easy to carry, non-contact, and adjustable in target appearance duration, energy, and size. Summary of the invention

[0003] The purpose of the present application is to provide a portable medium-wave infrared point target simulator to solve the problem that the medium-wave infrared point target simulator in the prior art is difficult to meet the requirements of portability, non-contact, and adjustable target appearance duration, energy and size.

[0004] To achieve the above-mentioned purpose, the embodiment of the present application provides a portable medium-wave infrared point target simulator, including: a housing component, a laser, a magnetic valve shutter component, an aperture adjustment component, and a filter adjustment component, wherein: The housing assembly is provided with a window penetrating through the side wall of the housing assembly; The laser is arranged in the housing assembly, and the light outlet of the laser faces the window; The magnetic valve shutter assembly is arranged in the housing assembly, and the magnetic valve shutter assembly includes a solenoid valve and a shutter plate, a fixed shaft arranged on the solenoid valve is connected to one end of the shutter plate, an output shaft arranged on the solenoid valve is connected to the middle of the shutter plate, and the other end of the shutter plate extends between the light exit hole and the window; The aperture adjustment assembly is arranged in the housing assembly, and the aperture adjustment assembly includes a first motor, a first mounting seat, an aperture adjustment dial, and a first connecting rod. The first motor is arranged on the first mounting seat, and the first mounting seat is connected to the housing assembly. The aperture adjustment dial is arranged between the light exit hole and the window, and the aperture adjustment dial is connected to one end of the first connecting rod. The rod body of the first connecting rod is connected to the rotating shaft of the first motor; The filter adjustment assembly is arranged in the shell assembly, and the filter adjustment assembly includes a second motor, a second mounting seat, a filter adjustment dial, and a second connecting rod. The second motor is arranged on the second mounting seat, and the second mounting seat is connected to the shell assembly. The filter adjustment dial is arranged between the light outlet and the window, and the filter adjustment dial is connected to one end of the second connecting rod. The rod body of the second connecting rod is connected to the rotating shaft of the second motor.

[0005] Optionally, the outer surface of one end of the shutter plate close to the light exit hole is sandblasted and blackened; The aperture adjustment dial is provided with at least two light-through holes of different diameters, and the distances between the centers of the light-through holes and the rotating shaft of the first motor are equal; At least two mounting holes are provided on the filter adjustment turntable, and the distances between the centers of the mounting holes and the rotating shaft of the second motor are equal, and filters of different gears are arranged in different mounting holes.

[0006] Optionally include: A first counterweight block, wherein the first counterweight block is arranged at an end of the shutter plate away from the light exit hole; a second counterweight block, the second counterweight block being arranged at an end of the first connecting rod away from the aperture adjustment dial; A third counterweight block is arranged at an end of the second connecting rod away from the filter adjustment dial.

[0007] Optionally include: First limiting blocks, at least two of which are arranged on the first mounting seat and respectively located on both sides of the first connecting rod body; The second limiting blocks include at least two second limiting blocks, which are arranged on the second mounting seat and are respectively located on both sides of the second connecting rod body.

[0008] Optionally, it includes: a battery assembly, wherein the battery assembly includes a plurality of batteries arranged in a housing assembly.

[0009] Optionally include: A display screen, which is arranged on the housing assembly and is used to display the laser status, battery power, shutter knob status, aperture knob status, and filter knob status; A shutter knob, which is arranged on the housing assembly and has multiple gears, and is used to control the solenoid valve to drive the shutter piece to move, so as to block, unblock, and continuously switch between blocking and unblocking the light exit hole; An aperture knob, the aperture knob being arranged on the housing assembly, the aperture knob having a plurality of gears, and being used to control the first motor to drive the aperture adjustment dial to move, so as to align the light holes of different diameters on the aperture adjustment dial with the light exit hole, or to completely move the aperture adjustment dial out of the light exit path of the light exit hole; A filter knob is arranged on the housing assembly, and the filter knob has multiple gears, which is used to control the second motor to drive the filter adjustment dial to move, so as to align the filters of different gears on the filter adjustment dial with the light exit hole, or to completely move the filter adjustment dial out of the light exit path of the light exit hole.

[0010] Optionally, it includes: a servo drive component, which is arranged in the shell component, including an IPM module, which has 6 low-loss IGBTs, 6 fast recovery FRDs, 3 high-voltage gate drive circuits and 1 low-voltage three-phase gate drive circuit built in, connecting the first motor and the second motor, and is used to drive and control the first motor and the second motor.

[0011] Optionally include: An integrated control component is arranged in the shell component, comprising an ARM processor and multiple RS422 communication controllers electrically connected thereto, wherein different RS422 communication controllers are electrically connected to the display screen, the laser and the servo drive component, respectively, and the servo drive component, the solenoid valve, the shutter knob, the aperture knob, the filter knob, the display screen, the battery component and the laser are connected to manage the battery charge and power supply, control the display drive and display content of the display screen, parse and forward the gear information of the shutter knob, the aperture knob and the filter knob, and control the solenoid valve.

[0012] Optionally, the housing assembly includes an upper housing and a handle, wherein the handle is connected to the lower end of the upper housing; The window is opened on the left side wall of the upper shell; The display screen, shutter knob, aperture knob and filter knob are all arranged on the right side wall of the upper housing; The battery is arranged in the handle and / or the upper housing; The laser, magnetic valve shutter assembly, aperture adjustment assembly, filter adjustment assembly, servo drive assembly, and integrated control assembly are all arranged in the upper shell, and the laser is located in the middle of the upper shell, the light outlet of the laser faces the window on its left side, the shutter is located on the left side of the light outlet, the aperture adjustment dial is located on the left side of the shutter, and the filter adjustment dial is located on the left side of the aperture adjustment dial.

[0013] Optionally include: A laser light trigger, which is arranged on the left side of the handle and is electrically connected to the integrated control component to control the switch of the laser; A power button is arranged on the handle and is used to control the on and off of the power supply of the battery assembly.

[0014] Compared with the prior art, the portable medium-wave infrared point target simulator provided by the above technical solution has the following advantages: 1. Easy to carry. Compared with the medium-wave infrared point target simulator that uses a black body as a heat source, this new portable medium-wave infrared point target simulator is small in size and easy to carry and operate; 2. Non-contact. Compared with the medium-wave infrared point target simulator that uses a black body as a heat source, this new portable medium-wave infrared point target simulator directly outputs medium-wave energy, has a high energy density, and can simulate point targets at a certain distance; 3. The duration, energy and size of the target are adjustable. Compared with the traditional medium-wave infrared point target simulator, the new portable medium-wave infrared point target simulator can simulate a variety of point targets through the adjustment and coordination of the magnetic valve shutter component, the aperture adjustment component and the filter adjustment component. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the implementation methods of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation methods or the description of the prior art. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 2 A front view of a portable medium-wave infrared point target simulator provided for at least one embodiment of the present application; Figure 3 A right view of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 4 A three-dimensional diagram of the internal structure of a housing assembly of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 5 A three-dimensional diagram of the internal structure of the upper shell of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 6 A rear view of the internal structure of the upper shell of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 7 A partially enlarged view of a stereoscopic view of the internal structure of an upper shell of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Figure 8 A partial enlarged view of the left side view of the internal structure of the upper shell of a portable medium-wave infrared point target simulator provided by at least one embodiment of the present application; Fig. 9 A three-dimensional structural diagram of a magnetic valve shutter assembly of a portable medium-wave infrared point target simulator provided in at least one embodiment of the present application.

[0017] Meaning of the reference symbols: Window 1, laser 2, light output hole 3, solenoid valve 4, shutter plate 5, first motor 6, first mounting seat 7, aperture adjustment dial 8, first connecting rod 9, second motor 10, second mounting seat 11, filter adjustment dial 12, second connecting rod 13, light through hole 14, filter 15, second counterweight 17, third counterweight 18, first limit block 19, second limit block 20, battery 21, servo drive assembly 22, display screen 23, shutter knob 24, aperture knob 25, filter knob 26, integrated control assembly 27, upper shell 28, handle 29, laser light output trigger 30, power button 31, output shaft 32, fixed shaft 33. DETAILED DESCRIPTION

[0018] The following is a description of the implementation of the present application by specific specific embodiments. People familiar with the technology can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0019] In the description of the present application, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Unless otherwise clearly specified and limited, the terms "set", "install", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0020] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0021] The present application embodiment provides a portable medium-wave infrared point target simulator, referring to Figures 1 to 9 ,include: Shell assembly, laser 2, magnetic valve shutter assembly, aperture adjustment assembly, filter adjustment assembly, wherein: The housing assembly is provided with a window 1 penetrating through the side wall of the housing assembly; The laser 2 is arranged in the housing assembly, and the light exit hole 3 of the laser 2 faces the window 1; The magnetic valve shutter assembly is arranged in the housing assembly, and the magnetic valve shutter assembly includes a solenoid valve 4 and a shutter plate 5. The fixed shaft 33 arranged on the solenoid valve 4 is connected to one end of the shutter plate 5. The output shaft 32 arranged on the solenoid valve 4 is connected to the middle of the shutter plate 5. The other end of the shutter plate 5 extends to between the light exit hole 3 and the window 1. The aperture adjustment assembly is arranged in the housing assembly, and the aperture adjustment assembly includes a first motor 6, a first mounting seat 7, an aperture adjustment dial 8, and a first connecting rod 9. The first motor 6 is arranged on the first mounting seat 7, and the first mounting seat 7 is connected to the housing assembly. The aperture adjustment dial 8 is arranged between the light exit hole 3 and the window 1, and the aperture adjustment dial 8 is connected to one end of the first connecting rod 9. The rod body of the first connecting rod 9 is connected to the rotating shaft of the first motor 6; The filter adjustment assembly is arranged in the shell assembly, and the filter adjustment assembly includes a second motor 10, a second mounting seat 11, a filter adjustment dial 12, and a second connecting rod 13. The second motor 10 is arranged on the second mounting seat 11, and the second mounting seat 11 is connected to the shell assembly. The filter adjustment dial 12 is arranged between the light outlet hole 3 and the window 1, and the filter adjustment dial 12 is connected to one end of the second connecting rod 13. The rod body of the second connecting rod 13 is connected to the rotating shaft of the second motor 10.

[0022] Specifically, the laser 2 may be a quantum cascade laser, which has a higher power density than other types of lasers, an output wavelength of 4.6um, an output power of 0.2W, an output aperture of 4mm, and a beam divergence angle of 0.2mrad in a volume of 30mm×40mm×60mm and a weight of about 200g. The window 1 may be made of sapphire with an anti-reflection film on the inner surface.

[0023] Specifically, the magnetic valve shutter assembly drives the output shaft 32 to move clockwise or counterclockwise around the fixed shaft 33 through the magnetic repulsion and attraction principle of the electromagnetic valve 4, and drives the shutter plate 5 to swing clockwise or counterclockwise with the connection point connected to the fixed shaft 33 as the center of the circle, thereby realizing a high-output magnetic valve shutter. The fixed shaft 33 can be connected to the shell of the electromagnetic valve 4, and two permanent magnets are arranged in the shell. The two permanent magnets are respectively arranged on both sides of the output shaft 32, and the relative magnetic poles are different. The output shaft 32 is provided with an electromagnet. By changing the magnetic pole of the electromagnet, the two permanent magnets can respectively attract and repel the electromagnet.

[0024] In some embodiments, the outer surface of the shutter plate 5 at one end close to the light exit hole 3 is sandblasted and blackened; The aperture adjustment dial 8 is provided with at least two light-through holes 14 of different diameters, and the distances between the centers of the light-through holes 14 and the rotation axis of the first motor 6 are equal; At least two mounting holes are formed on the filter adjustment dial 12 , and the distances between the centers of the mounting holes and the rotating shaft of the second motor 10 are equal. Filters 15 of different gears are arranged in different mounting holes.

[0025] Specifically, the shutter plate 5 can be 2 mm thick and sandblasted to prevent the shutter plate 5 from being burned through by the medium-wave infrared light or reflecting the infrared light back to the laser 2. The light hole 14 can have three diameters of 1 mm, 2 mm, and 3 mm, which can simulate point targets of different distances and sizes. The filter 15 can be made of sapphire and coated with an anti-reflection film. The filters 15 with three light transmittances of 25%, 50%, and 75% can be set in different mounting holes, so that the portable medium-wave infrared point target simulator can simulate point targets of different energies.

[0026] In some embodiments, including: A first counterweight block, the first counterweight block is arranged at an end of the shutter plate 5 away from the light exit hole 3; A second counterweight 17, wherein the second counterweight 17 is disposed at an end of the first connecting rod 9 away from the aperture adjustment dial 8; A third counterweight 18 is disposed at an end of the second connecting rod 13 away from the filter adjustment dial 12 .

[0027] In some embodiments, including: First limiting blocks 19, at least two of which are arranged on the first mounting seat 7 and respectively located on both sides of the first connecting rod 9; The second limiting blocks 20 , at least two of which are arranged on the second mounting seat 11 and are respectively located on both sides of the shaft of the second connecting rod 13 .

[0028] In some embodiments, including: A battery assembly includes a plurality of batteries 21 arranged in a housing assembly.

[0029] Specifically, the simulator can be powered by four rechargeable 18650 batteries. The capacity of a single battery 21 is about 2700mAh and the fully charged voltage is 4.2V. Two of them can be distributed at the top inside the upper shell 28 of the simulator, and the other two can be distributed at the bottom inside the handle 29. Quick replacement can be achieved using the flip cover buckle.

[0030] In some embodiments, including: A display screen 23, the display screen 23 is arranged on the housing assembly, and is used to display the status of the laser 2, the power of the battery 21, the status of the shutter knob 24, the status of the aperture knob 25, and the status of the filter knob 26; A shutter knob 24, which is disposed on the housing assembly and has multiple gears for controlling the solenoid valve 4 to drive the shutter plate 5 to move, so as to block, unblock, or continuously switch between blocking and unblocking the light exit hole 3; An aperture knob 25, which is disposed on the housing assembly and has multiple gears, and is used to control the first motor 6 to drive the aperture adjustment dial 8 to move, so as to align the light holes 14 of different diameters on the aperture adjustment dial 8 with the light exit hole 3, or to completely move the aperture adjustment dial 8 out of the light exit path of the light exit hole 3; The filter knob 26 is arranged on the shell assembly. The filter knob 26 has multiple gears, which are used to control the second motor 10 to drive the filter adjustment dial 12 to move, so as to align the filters 15 of different gears on the filter adjustment dial 12 with the light outlet hole 3, or to completely move the filter adjustment dial 12 out of the light outlet path of the light outlet hole 3.

[0031] Specifically, the magnetic valve shutter assembly has three working modes: normally open, normally closed, and continuously open and closed. The continuous open and closed mode can simulate intermittent point targets, and the shutter knob 24 corresponding to the lower middle position of the rear shell can have three gear modes: closed, open, and flashing. Normally open means that the electromagnetic valve 4 drives the shutter plate 5 to not block the light path of the light exit hole 3, and normally closed means that the electromagnetic valve 4 drives the shutter plate 5 to block the light path of the light exit hole 3. Continuous opening and closing means continuous switching between blocking and not blocking. The aperture knob 25 can have four gears: full, large, medium, and small, which respectively correspond to the first motor 6 driving the aperture adjustment dial 8 to move the aperture adjustment dial 8 completely out of the light path of the light exit hole 3, aligning the largest diameter light hole 14 on the aperture adjustment dial 8 with the light exit hole 3, aligning the medium diameter light hole 14 on the aperture adjustment dial 8 with the light exit hole 3, and aligning the smallest diameter light hole 14 on the aperture adjustment dial 8 with the light exit hole 3. The filter knob 26 can have four gears: high, medium, low and none, which respectively correspond to the second motor 10 driving the filter adjustment dial 12 to move, aligning the high, medium and low filters 15 on the filter adjustment dial 12 with the light outlet hole 3, and completely moving the filter adjustment dial 12 out of the light outlet path of the light outlet hole 3.

[0032] In some embodiments, including: The servo drive component 22 is arranged in the housing component, and includes an IPM module, which has 6 low-loss IGBTs, 6 fast recovery FRDs, 3 high-voltage gate drive circuits and 1 low-voltage three-phase gate drive circuit built in, and is connected to the first motor 6 and the second motor 10, and is used to drive and control the first motor 6 and the second motor 10.

[0033] Specifically, the main function of the servo drive component 22 is to receive the drive control signal, drive the first motor 6 or the second motor 10 to operate through the three-phase full-bridge inverter circuit, collect current through the Hall element, and convert the current feedback into AD. The main part of the servo drive component 22 is a domestically produced highly integrated IPM module, which has 6 low-loss IGBTs, 6 fast-recovery FRDs, 3 high-voltage gate drive circuits and 1 low-voltage three-phase gate drive circuit built in; it integrates short-circuit, over-temperature, under-voltage and other protection circuits.

[0034] In some embodiments, including: An integrated control component 27 is arranged in the shell component, including an ARM processor and multiple RS422 communication controllers electrically connected thereto, wherein different RS422 communication controllers are electrically connected to the display screen 23, the laser 2 and the servo drive component 22 respectively, and the ARM processor is electrically connected to the solenoid valve 4, the shutter knob 24, the aperture knob 25, the filter knob 26 and the battery component; and is used for the power and power supply management of the battery 21, the display drive and display content control of the display screen 23, the gear information analysis and forwarding of the shutter knob 24, the aperture knob 25 and the filter knob 26, and the control of the solenoid valve 4.

[0035] Specifically, according to the requirements of the integrated control component 27, the main ARM processor adopts the GD32F407 series microcontroller.

[0036] In some embodiments, the housing assembly includes an upper housing 28 and a handle 29, wherein the handle 29 is connected to the lower end of the upper housing 28; The window 1 is opened on the left side wall of the upper shell 28; The display screen 23, shutter knob 24, aperture knob 25, and filter knob 26 are all arranged on the right side wall of the upper housing 28; The battery 21 is disposed in the handle 29 and / or the upper housing 28; The laser 2, magnetic valve shutter assembly, aperture adjustment assembly, filter adjustment assembly, servo drive assembly 22, and integrated control assembly 27 are all arranged in the upper shell 28, and the laser 2 is located in the middle of the upper shell 28, the light output hole 3 of the laser 2 faces the window 1 on its left side, the shutter plate 5 is located on the left side of the light output hole 3, the aperture adjustment dial 8 is located on the left side of the shutter plate 5, and the filter adjustment dial 12 is located on the left side of the aperture adjustment dial 8.

[0037] In some embodiments, including: A laser light trigger 30, which is arranged on the left side of the handle 29 and is electrically connected to the integrated control component 27, and is used to control the switch of the laser 2; A power button 31 is provided on the handle 29 and is used to control the on and off of the power of the battery assembly.

[0038] Specifically, the overall style of the housing assembly is similar to that of common handheld imaging measurement equipment, and an ergonomic design can be adopted. The upper housing 28 is sloped at about 10°, and the front shell and the handle 29 have an angle of about 15°. When held in hand, the left side wall of the upper housing 28 is just right to face the sensor. A window 1 is arranged in the middle of the left side wall of the upper housing 28 and a laser prompt mark is provided. The right side wall of the upper housing 28 is kept parallel to the handle 29, which is convenient for the human eye to view the display screen 23 arranged in the middle and the thumb to manipulate the knobs and power buttons 31 arranged symmetrically at the bottom. The gripping part of the handle 29 has a diameter of about 40mm, which is suitable for the size of an adult's palm. A large rounded corner is used for a smooth transition between the handle 29 and the upper housing 28. The laser light trigger 30 is arranged on the upper part of the handle 29 for easy pressing by the index finger. There is an anti-slip groove in the middle of the handle 29, and the diameter of the lower part of the handle 29 is expanded to 50mm, which has an anti-slip function. The product has a simple appearance and good human-machine function.

[0039] Compared with the existing medium-wave infrared point target simulator, the portable medium-wave infrared point target simulator provided in the embodiment of the present application has the following advantages: 1. Easy to carry. Compared with the medium-wave infrared point target simulator that uses a black body as a heat source, the new portable medium-wave infrared point target simulator is small in size, easy to carry and operate, and has its own battery 21 for easy replacement; 2. Non-contact. Compared with the medium-wave infrared point target simulator that uses a black body as a heat source, this new portable medium-wave infrared point target simulator directly outputs medium-wave energy, has a high energy density, and can simulate point targets at a certain distance; 3. The target appearance duration, energy and size are adjustable. Compared with the traditional medium-wave infrared point target simulator, this new portable medium-wave infrared point target simulator can simulate 32 types of point targets through the solenoid valve 4 shutters, aperture and filter adjustment components.

[0040] Note that, unless otherwise directly stated, all features disclosed in this specification (including any attached claims, abstracts and drawings) may be replaced by alternative features for achieving the same, equivalent or similar purposes. Therefore, unless otherwise explicitly stated, each feature disclosed is only an example of a group of equivalent or similar features. Where used, further, preferably, further and more preferably are simple beginnings for elaborating another embodiment based on the aforementioned embodiment, and the content of further, preferably, further or more preferably followed by the aforementioned embodiment is combined with the complete composition of another embodiment. Several further, preferably, further or more preferably settings following the same embodiment can be arbitrarily combined to form another embodiment.

[0041] In the implementation of functions and steps, the corresponding functions and steps in various embodiments may also occur in a different order than shown. For example, two consecutive functions and steps may actually be performed or implemented substantially in parallel, and they may sometimes be performed or implemented in the opposite order, depending on the functions involved.

[0042] Although the present application has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements may be made to the present application. Therefore, these modifications or improvements made without departing from the spirit of the present application all fall within the scope of protection claimed in the present application.

Claims

1. A portable medium-wave infrared point target simulator, characterized in that: include: Shell assembly, laser, magnetic valve shutter assembly, aperture adjustment assembly, filter adjustment assembly, wherein: The housing assembly is provided with a window penetrating through the side wall of the housing assembly; The laser is arranged in the housing assembly, and the light outlet of the laser faces the window; The magnetic valve shutter assembly is arranged in the housing assembly, and the magnetic valve shutter assembly includes a solenoid valve and a shutter plate, a fixed shaft arranged on the solenoid valve is connected to one end of the shutter plate, an output shaft arranged on the solenoid valve is connected to the middle of the shutter plate, and the other end of the shutter plate extends between the light exit hole and the window; The aperture adjustment assembly is arranged in the housing assembly, and the aperture adjustment assembly includes a first motor, a first mounting seat, an aperture adjustment dial, and a first connecting rod. The first motor is arranged on the first mounting seat, and the first mounting seat is connected to the housing assembly. The aperture adjustment dial is arranged between the light exit hole and the window, and the aperture adjustment dial is connected to one end of the first connecting rod. The rod body of the first connecting rod is connected to the rotating shaft of the first motor; The filter adjustment assembly is arranged in the shell assembly, and the filter adjustment assembly includes a second motor, a second mounting seat, a filter adjustment dial, and a second connecting rod. The second motor is arranged on the second mounting seat, and the second mounting seat is connected to the shell assembly. The filter adjustment dial is arranged between the light outlet and the window, and the filter adjustment dial is connected to one end of the second connecting rod. The rod body of the second connecting rod is connected to the rotating shaft of the second motor.

2. The portable medium-wave infrared point target simulator according to claim 1, characterized in that: The outer surface of one end of the shutter plate close to the light exit hole is sandblasted and blackened; The aperture adjustment dial is provided with at least two light-through holes of different diameters, and the distances between the centers of the light-through holes and the rotating shaft of the first motor are equal; At least two mounting holes are provided on the filter adjustment turntable, and the distances between the centers of the mounting holes and the rotating shaft of the second motor are equal, and filters of different gears are arranged in different mounting holes.

3. The portable medium-wave infrared point target simulator according to claim 1, characterized in that: include: A first counterweight block, wherein the first counterweight block is arranged at an end of the shutter plate away from the light exit hole; a second counterweight block, the second counterweight block being arranged at an end of the first connecting rod away from the aperture adjustment dial; A third counterweight block is arranged at an end of the second connecting rod away from the filter adjustment dial.

4. The portable medium-wave infrared point target simulator according to claim 1, characterized in that: include: First limiting blocks, at least two of which are arranged on the first mounting seat and respectively located on both sides of the first connecting rod body; The second limiting blocks include at least two second limiting blocks, which are arranged on the second mounting seat and are respectively located on both sides of the second connecting rod body.

5. The portable medium-wave infrared point target simulator according to claim 2, characterized in that: include: A battery assembly includes a plurality of batteries arranged in a housing assembly.

6. The portable medium-wave infrared point target simulator according to claim 5, characterized in that: include: A display screen, which is arranged on the housing assembly and is used to display the laser status, battery power, shutter knob status, aperture knob status, and filter knob status; A shutter knob, which is arranged on the housing assembly and has multiple gears, and is used to control the solenoid valve to drive the shutter piece to move, so as to block, unblock, and continuously switch between blocking and unblocking the light exit hole; An aperture knob, the aperture knob being arranged on the housing assembly, the aperture knob having a plurality of gears, and being used to control the first motor to drive the aperture adjustment dial to move, so as to align the light holes of different diameters on the aperture adjustment dial with the light exit hole, or to completely move the aperture adjustment dial out of the light exit path of the light exit hole; A filter knob is arranged on the housing assembly, and the filter knob has multiple gears, which is used to control the second motor to drive the filter adjustment dial to move, so as to align the filters of different gears on the filter adjustment dial with the light exit hole, or to completely move the filter adjustment dial out of the light exit path of the light exit hole.

7. The portable medium-wave infrared point target simulator according to claim 6, characterized in that: include: A servo drive component is arranged in the housing component, and includes an IPM module, which has 6 low-loss IGBTs, 6 fast-recovery FRDs, 3 high-voltage gate drive circuits and 1 low-voltage three-phase gate drive circuit built in, and is connected to the first motor and the second motor for driving and controlling the first motor and the second motor.

8. The portable medium-wave infrared point target simulator according to claim 7, characterized in that: include: An integrated control component, which is arranged in the housing component and includes an ARM processor and a plurality of RS422 communication controllers electrically connected thereto, wherein different RS422 communication controllers are electrically connected to the display screen, the laser and the servo drive component respectively, and the ARM processor is electrically connected to the solenoid valve, the shutter knob, the aperture knob, the filter knob and the battery component; Used for the battery power and power supply management, display drive and display content control of the display screen, gear information analysis and forwarding of the shutter knob, aperture knob, and filter knob, and control of the solenoid valve.

9. The portable medium-wave infrared point target simulator according to claim 8, characterized in that: The housing assembly includes an upper housing and a handle, wherein the handle is connected to the lower end of the upper housing; The window is opened on the left side wall of the upper shell; The display screen, shutter knob, aperture knob and filter knob are all arranged on the right side wall of the upper housing; The battery is arranged in the handle and / or the upper housing; The laser, magnetic valve shutter assembly, aperture adjustment assembly, filter adjustment assembly, servo drive assembly, and integrated control assembly are all arranged in the upper shell, and the laser is located in the middle of the upper shell, the light outlet of the laser faces the window on its left side, the shutter is located on the left side of the light outlet, the aperture adjustment dial is located on the left side of the shutter, and the filter adjustment dial is located on the left side of the aperture adjustment dial.

10. The portable medium-wave infrared point target simulator according to claim 9, characterized in that: include: A laser light trigger, which is arranged on the left side of the handle and is electrically connected to the integrated control component to control the switch of the laser; A power button is arranged on the handle and is used to control the on and off of the power supply of the battery assembly.

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