Dual-mode optical signal generator

Abstract

The utility model provides a dual-mode optical signal generator. The dual-mode optical signal generator comprises an equipment main body and a handle arranged at the bottom end of the equipment main body, an aiming laser, a laser light source device and an infrared light source device are arranged in the equipment main body, the laser light source device generates a 1064nm laser light signal and a 1550nm laser light signal, and the infrared light source device generates an infrared light signal; the infrared light source device is arranged in the equipment body through a mounting support, a driving mechanism is mounted on the mounting support, a baffle is arranged at the output shaft end of the driving mechanism, and the driving mechanism is controlled to act to drive the baffle to rotate so as to shield infrared light signals. The dual-mode optical signal generator is small in overall size, light in weight, rich in function, capable of completing testing without combination of multiple devices, capable of being used after being opened, free of installation and debugging, easy to operate and convenient to carry, use, maintain and repair.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of photoelectric testing, and particularly relates to a dual-mode light signal generator. BACKGROUND

[0002] The device system (hereinafter referred to as "device system") for receiving, processing, identifying and reporting infrared, laser and composite infrared and laser needs to identify infrared or laser target signals, and needs to identify which infrared or laser target signal. If the infrared or laser target signal cannot be identified, not only the accuracy of the situation rating will be affected, but also the subsequent system operation will be delayed or failed, which may cause serious consequences.

[0003] At present, the infrared, laser and composite infrared and laser generators or test systems on the market have some limitations. They can only generate single or few types of target light signals, and are often complex in structure, cumbersome to operate, and have large volume and weight, which makes them unsuitable for daily testing, maintenance and repair. CONTENT OF THE INVENTION

[0004] Therefore, the application aims to provide a dual-mode light signal generator to solve at least one of the above problems.

[0005] To achieve the above purpose, the technical scheme of the application is as follows:

[0006] The application provides a dual-mode light signal generator, which comprises a device main body and a handle arranged at the bottom end of the device main body.

[0007] The device main body is internally provided with a sighting laser, a laser light source device and an infrared light source device. The laser light source device generates 1064nm laser light signals and 1550nm laser light signals, and the infrared light source device generates infrared light signals.

[0008] The infrared light source device is arranged in the device main body through a mounting bracket. A driving mechanism is mounted on the mounting bracket. The output shaft end of the driving mechanism is provided with a baffle. The driving mechanism is controlled to act to drive the baffle to rotate for shielding the infrared light signals.

[0009] Further, the device main body comprises a main body shell, a cover plate, a rear panel and two side plates arranged on the main body shell. The main body shell is composed of a main body frame, a front panel and a bottom plate which are integrally formed.

[0010] The front panel is provided with infrared light emitting holes, 1064nm laser light emitting holes, 1550nm laser light emitting holes and aiming laser light emitting holes respectively.

[0011] Further, the inner wall of the front panel is provided with a plurality of fixed protrusions near each light emitting hole,

[0012] The laser light source device includes a 1064nm pulse laser diode, which is mounted on one end of a first lens barrel through a spacer, and a first plano-convex lens is arranged on the other end of the first lens barrel, and the first lens barrel is arranged on the fixed protrusion through a fastening screw.

[0013] Further, the laser light source device includes a 1550nm pulse laser diode, which is mounted on one end of a second lens barrel through a spacer, and a second plano-convex lens is arranged on the other end of the second lens barrel, and the second lens barrel is arranged on the fixed protrusion through a fastening screw.

[0014] Further, the bottom plate is provided with a mounting protrusion, and the mounting bracket is arranged on the mounting protrusion through a fastening screw, and the driving mechanism is a driving motor, which is arranged on one side plate of the mounting bracket, and the output shaft of the driving motor penetrates to the outside of the mounting bracket and is fixedly connected with the baffle;

[0015] The mounting bracket is provided with a light passing hole corresponding to the infrared light emitting hole, and the infrared light source device is arranged on the mounting bracket, and the infrared light signal generated by the infrared light source device passes through the light passing hole and the infrared light emitting hole.

[0016] Further, the infrared light source device includes a halogen tungsten lamp and a filter, the halogen tungsten lamp is arranged on the back plate of the mounting bracket through a lamp holder, and the filter is arranged in a third lens barrel through a compression ring, and the third lens barrel is arranged on the fixed protrusion through a fastening screw.

[0017] Further, the outer wall of the mounting bracket is further provided with a limiting block for limiting the rotating direction of the baffle.

[0018] Further, the equipment body is provided with a plurality of fans near the infrared light source, and the cover plate and the side plate are respectively provided with heat dissipation holes.

[0019] The top end of the mounting bracket is further provided with a temperature sensor.

[0020] Further, the rear panel is provided with an adjusting switch for switching the light emitting mode.

[0021] The rear panel is further provided with a power switch and a charging socket.

[0022] Further, the handle is provided with a trigger button, and the handle is further connected with a remote control handle through a cable.

[0023] Compared with the prior art, the dual-mode optical signal generator has the following beneficial effects:

[0024] The dual-mode optical signal generator can generate infrared light signals and laser light signals in two modes, and can improve the convenience and efficiency of testing the infrared target recognition capability and the laser target recognition capability of the equipment or system. Meanwhile, the generator has small overall size, light weight, rich functions, and can complete the test without multiple devices, and can be used out of the box without installation and debugging, and is simple to operate, and is convenient to carry, use, maintain and repair. BRIEF DESCRIPTION OF DRAWINGS

[0025] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the present application, and the illustrative embodiments thereof and their descriptions serve to explain the present application, and do not constitute improper limitations on the present application. In the drawings:

[0026] Figure 1 A first angle structure schematic view of the dual-mode optical signal generator according to the embodiments of the present application;

[0027] Figure 2 A second angle structure schematic view of the dual-mode optical signal generator according to the embodiments of the present application;

[0028] Figure 3 A rear view of the dual-mode optical signal generator according to the embodiments of the present application;

[0029] Figure 4 A partial detail sectional view of the dual-mode optical signal generator according to the embodiments of the present application;

[0030] Figure 5 A structure schematic view of the main body shell and the front panel according to the embodiments of the present application;

[0031] Figure 6 A front panel and specific hole site schematic view according to the embodiments of the present application;

[0032] Figure 7 An aiming laser and laser light source device installation schematic view according to the embodiments of the present application;

[0033] Figure 8 A 1064nm laser light source device side sectional view according to the embodiments of the present application;

[0034] Figure 9 A 1550nm laser light source device side view for the embodiment of the present application;

[0035] Figure 10 A schematic diagram of the infrared light source device mounting structure for the embodiment of the present application;

[0036] Figure 11 A side view of the infrared light source device mounting structure for the embodiment of the present application;

[0037] Figure 12 A schematic diagram of the halogen tungsten lamp and lamp holder structure for the embodiment of the present application;

[0038] Figure 13 A circuit diagram of a dual-mode optical signal generator for the embodiment of the present application.

[0039] Explanation of reference signs:

[0040] 1-device main body; 11-main body casing; 12-front panel; 13-infrared light outlet hole; 14-1064nm laser light outlet hole; 15-1550nm laser light outlet hole; 16-aiming laser light outlet hole; 17-fixing protrusion; 18-mounting protrusion; 19-heat dissipation opening; 110-adjusting switch; 111-power switch; 112-charging socket; 113-LED display screen; 2-handle; 21-trigger button; 3-aiming laser; 4-laser light source device; 41-1064nm pulsed laser diode; 42-first lens barrel; 43-first plano-convex lens; 44-1550nm pulsed laser diode; 45-second lens barrel; 46-second plano-convex lens; 5-infrared light source device; 51-halogen tungsten lamp; 52-lamp holder; 6-mounting bracket; 7-driving motor; 8-baffle; 9-limiting block; 10-temperature sensor. DETAILED DESCRIPTION

[0041] In order to make the purpose, technical solutions and advantages of the present application clearer, the present application is further described in detail below in combination with specific embodiments and with reference to the accompanying drawings.

[0042] It should be noted that, unless otherwise defined, technical terms or scientific terms used in the embodiments of the present application shall have the common meaning understood by one of ordinary skill in the art to which the embodiments of the present application belong. The terms "first", "second", and similar terms used in the embodiments of the present application do not denote any order, quantity, or importance, but are merely used to distinguish different components. The terms "include", "contain", and similar terms mean that the elements or objects before the terms encompass the elements or objects listed after the terms and their equivalents, without excluding other elements or objects. The terms "connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. The terms "upper", "lower", "left", "right", and the like are merely used to represent relative positional relationships, which can change accordingly when the absolute positions of the described objects change.

[0043] Referring to Figures 1 to 4 , and Figure 10 , the embodiments provide a dual-mode light signal generator, which includes a device body 1 and a handle 2 arranged at the bottom end of the device body 1.

[0044] The device body 1 is internally provided with a sighting laser 3, a laser light source device 4, and an infrared light source device 5. The laser light source device 4 generates 1064 nm laser light signals and 1550 nm laser light signals, and the infrared light source device 5 generates infrared light signals.

[0045] The infrared light source device 5 is arranged in the device body 1 through a mounting bracket 6. A driving mechanism is mounted on the mounting bracket 6. A baffle 8 is arranged at the output shaft end of the driving mechanism. The driving mechanism is controlled to drive the baffle 8 to rotate, so as to shield the infrared light signals.

[0046] Specifically, in the embodiments, the generator can generate light signals in two modes of infrared light signals and laser light signals, and trigger the light source devices of the generator to emit light according to the selected target to be simulated. In addition, for the infrared light signals, the embodiments control the emission of the infrared light signals through the cooperation of the driving mechanism and the baffle 8 arranged in the device body 1. With the generator, the convenience and efficiency of testing the target recognition capability of a device or system can be effectively improved under near-field conditions.

[0047] It should be noted that the sighting laser 3, the laser light source device 4, and the infrared light source device 5 described in the embodiments are electrically connected with a control circuit board. The main body of the control circuit board is installed on the cover plate of the device body 1 through a fastening screw. The embodiments select the target to be simulated through the control circuit, set the specific parameters of the target, and trigger the simulator to emit light. The circuit diagram of the circuit board is as shown in Figure 13As shown, the embodiment focuses on protecting the specific structure of the generator, and the logic control part of the control circuit is not described in detail.

[0048] The dual-mode optical signal generator described in the embodiment can generate infrared light signals and laser light signals in two modes by internally integrating the infrared light source device 5, the laser light source device 4, and the aiming laser 3, thereby improving the convenience and efficiency of testing the infrared target recognition capability and the laser target recognition capability of a device or system; at the same time, the generator has a small overall volume, a light weight, and rich functions, and can complete the test without multiple devices, is ready for use, does not need to be installed and debugged, is easy to operate, and is convenient to carry, use, maintain, and repair.

[0049] In some embodiments, as Figures 5 to 7 As shown, the device body 1 includes a body shell 11, and a cover plate, a rear panel, and two side plates installed on the body shell 11, and the body shell 11 is composed of a body frame, a front panel 12, and a bottom plate.

[0050] The front panel 12 is provided with an infrared light outlet hole 13, a 1064nm laser light outlet hole 14, a 1550nm laser light outlet hole 15, and an aiming laser light outlet hole 16, wherein the aiming laser light outlet hole 16 is located at the middle position of the 1064nm laser light outlet hole 14 and the 1550nm laser light outlet hole 15.

[0051] Specifically, in the embodiment, the dual-mode optical signal generator is divided into a device body 1 and a handle 2; wherein the front panel 12 and the bottom plate of the body part are integrated with the body frame, forming a shell of the body part, and the cover plate, the left side plate, the right side plate, and the rear panel are installed at the top, the side, and the rear of the shell, respectively.

[0052] The front panel 12 is provided with an infrared light outlet hole 13, a 1064nm laser light outlet hole 14, a 1550nm laser light outlet hole 15, and an aiming laser light outlet hole 16; wherein the aiming laser light outlet hole 16 is located at the middle position of the 1064nm laser light outlet hole 14 and the 1550nm laser light outlet hole 15, and the infrared light outlet hole 13 and the laser light outlet hole should be as close to the aiming laser light outlet hole 16 as possible.

[0053] The aiming laser 3, the infrared light source, the 1064nm laser light source, and the 1550nm laser light source are parallel to each other.

[0054] In addition, the embodiment cancels the reflective countersunk screws on the front panel 12, cancels the identification text design, and moves all to other places, and coats the front panel 12 with non-reflective black paint and removes the anti-lost chain and all other designs that may cause reflection, to ensure the accuracy of the test.

[0055] In some embodiments, as shown in Figure 5 The inner wall of the front panel 12 is provided with a plurality of fixing protrusions 17 near each light exit hole,

[0056] As shown in Figure 8 The laser light source device 4 includes a 1064nm pulse laser diode 41, which is mounted on one end of a first lens barrel 42 through a cushion column, and a first plano-convex lens 43 is installed on the other end of the first lens barrel 42, and the first lens barrel 42 is arranged on the fixing protrusion 17 through a fastening screw;

[0057] As shown in Figure 9 The laser light source device 4 includes a 1550nm pulse laser diode 44, which is mounted on one end of a second lens barrel 45 through a cushion column, and a second plano-convex lens 46 is installed on the other end of the second lens barrel 45, and the second lens barrel 45 is arranged on the fixing protrusion 17 through a fastening screw;

[0058] The aiming laser 3 is arranged on the fixing protrusion 17 through a fastening screw.

[0059] Specifically, in this embodiment, the light source device of the 1064nm laser light source is a 1064nm pulse laser diode 41, which is mounted on one end of a first lens barrel 42 through a cushion column, and a first plano-convex lens 43 is installed on the other end of the first lens barrel 42; then, the first lens barrel 42 is mounted on the front panel 12, and the first plano-convex lens 43 is perpendicular to the light exit direction of the 1064nm laser light source.

[0060] Similarly, the light source device of the 1550nm laser light source is a 1550nm pulse laser diode 44; the 1550nm pulse laser diode 44 is mounted on one end of a second lens barrel 45 through a cushion column, and a second plano-convex lens 46 is installed on the other end of the second lens barrel 45; then, the second lens barrel 45 is mounted on the front panel 12, and the second plano-convex lens 46 is perpendicular to the light exit direction of the 1550nm laser light source.

[0061] The lens barrel in this embodiment can provide a mounting position for mounting the 1064nm pulse laser diode 41, the 1550nm pulse laser diode 44, and the plano-convex lens, the 1064nm pulse laser diode 41 and the 1550nm pulse laser diode 44 emit light, and the emitted light passes through the plano-convex lens to generate 1064nm laser light signals and 1550nm laser light signals.

[0062] It should be noted that the generator described in this embodiment can generate three different laser target signals of two wave bands, which are 1550nm ranging light signals, 1064nm indicating light signals, and 1064nm specific light signals.

[0063] For the generated 1550nm ranging light signal, the generated single laser pulse signal time width is in the order of 100ns;

[0064] For the generated 1064nm indicating light signal, the generated laser pulse signal frequency is adjustable in the range of 1-100Hz;

[0065] For the generated 1064nm specific light signal, the generated laser pulse signal has a specific waveform, which is flexibly adjusted according to the test requirements. In some embodiments, as shown in Figure 5 、 Figure 10 and Figure 11 The bottom plate is provided with a mounting protrusion 18, and the mounting bracket 6 is arranged on the mounting protrusion 18 through a fastening screw. The driving mechanism is a driving motor 7, which is arranged on one side plate of the mounting bracket 6. The output shaft of the driving motor 7 penetrates to the outside of the mounting bracket 6 and is fixedly connected with the baffle 8.

[0066] A light passing hole (not shown in the figure) corresponding to the infrared light outlet hole 13 is formed in the mounting bracket 6. The infrared light source device 5 is arranged on the mounting bracket 6. The infrared light signal generated by the infrared light source device 5 passes through the light passing hole and the infrared light outlet hole 13 and is emitted.

[0067] The infrared light source device 5 includes a halogen tungsten lamp 51 and a filter. The halogen tungsten lamp 51 is arranged on the back plate of the mounting bracket 6 through a lamp holder 52. The filter is mounted in a third lens barrel through a compression ring. The third lens barrel is arranged on the fixing protrusion 17 through a fastening screw (wherein the filter, the compression ring and the third lens barrel are not shown in the figure).

[0068] The outer wall of the mounting bracket 6 is further provided with a limiting block 9 for limiting the rotating direction of the baffle 8.

[0069] Specifically, in this embodiment, the light source device of the infrared light source is a halogen tungsten lamp 51, which is mounted on its mounting bracket 6 through a lamp holder 52. The mounting bracket 6 is mounted on the bottom plate. The light passing hole of the mounting bracket 6 is aligned with the infrared light outlet hole 13 of the front panel 12. A motor is mounted on the mounting bracket 6. A baffle 8 is mounted on the shaft of the motor. The baffle 8 includes a connecting part, a shielding part arranged on the connecting part and a limiting part. The connecting part, the shielding part and the limiting part are of an integrated structure. The connecting part is arranged on the shaft of the motor. The shielding part has a fan-shaped structure. The limiting part is a rod-shaped structure. Under the drive of the motor, the baffle can rotate between the light passing hole of the bracket and the infrared light outlet hole 13 of the front panel 12, and can control whether the light passes through the infrared light outlet hole 13 of the front panel 12. The limiting part cooperates with the limiting block to limit the rotating direction of the whole baffle.

[0070] In addition, it should be noted that the infrared light source device 5 in the embodiment can generate three kinds of infrared light signals, the radiation intensity of the three kinds of infrared light signals changes with time in different rules, which are respectively an enhanced light signal, a weakened light signal and a constant light signal, and the radiation intensity of the generated light signals is divided into high and low two grades when the three kinds of infrared light signals are generated respectively, so as to be used at different distances.

[0071] In some embodiments, as shown in Figures 1 to 3 The device body 1 is provided with a plurality of fans (not shown in the drawings) near the infrared light source, and the cover plate and one of the side plates are respectively provided with heat dissipation openings 19.

[0072] The top end of the mounting bracket 6 is also provided with a temperature sensor 10 for measuring the temperature of the light source.

[0073] Specifically, in the embodiment, since the infrared light source is irradiated for a long time, the generated heat is high, and the present application sets a plurality of fans near the infrared light source, and cooperates with the temperature sensor 10 installed in the generator, so that the temperature of the infrared light source does not exceed the limited value.

[0074] In some embodiments, as shown in Figure 3 The rear panel is provided with an adjusting switch 110 for switching the light-out mode, and the adjusting switch 110 is a five-way switch for switching different light-out modes.

[0075] The rear panel is also provided with an LED display screen 113, a power switch 111 and a charging socket 112.

[0076] In some embodiments, as shown in Figure 2 The handle 2 is provided with a trigger button 21, and the handle 2 is also connected with a remote control grip through a cable.

[0077] Specifically, in the embodiment, the dual-mode light signal generator is provided with a handle 2 and can be used by hand, and in addition, a screw hole is provided at the lower end of the handle 2, which can be fixed to a tripod or a gimbal through a screw for use, which can effectively avoid large amplitude shaking to avoid affecting the test results.

[0078] The dual-mode light signal generator can also be remotely triggered through a remote grip.

[0079] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced by equivalents; and these modifications or replacements do not make the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the specification of the present application.

[0080] The embodiments of the present application are intended to cover all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Accordingly, any and all such modifications, variations or equivalents that fall within the spirit and scope of the embodiments of the present application should be included within the scope of the present application.

Claims

1. A dual-mode light signal generator, characterized in that: it comprises a device body and a handle arranged at the bottom end of the device body; a sighting laser, a laser light source device and an infrared light source device are arranged in the device body, wherein the laser light source device generates 1064 nm laser light signals and 1550 nm laser light signals, and the infrared light source device generates infrared light signals; the infrared light source device is arranged in the device body through a mounting bracket, a driving mechanism is mounted on the mounting bracket, a baffle is arranged at the output shaft end of the driving mechanism, and the driving mechanism is controlled to drive the baffle to rotate for shielding the infrared light signals. 2.The dual-mode light signal generator according to claim 1, characterized in that: the device body comprises a main body shell, a cover plate, a rear panel and two side plates arranged on the main body shell, and the main body shell is composed of a one-piece main body frame, a front panel and a bottom plate; the front panel is provided with an infrared light outlet hole, a 1064 nm laser light outlet hole, a 1550 nm laser light outlet hole and a sighting laser light outlet hole, wherein the sighting laser light outlet hole is located at the middle position between the 1064 nm laser light outlet hole and the 1550 nm laser light outlet hole. 3.The dual-mode light signal generator according to claim 2, characterized in that: a plurality of fixed protrusions are arranged on the inner wall of the front panel near each light outlet hole, the laser light source device comprises a 1064 nm pulse laser diode, the 1064 nm pulse laser diode is mounted on one end of a first lens barrel through a spacer, a first plano-convex lens is arranged on the other end of the first lens barrel, and the first lens barrel is arranged on the fixed protrusion through a fastening screw. 4.The dual-mode light signal generator according to claim 3, characterized in that: the laser light source device comprises a 1550 nm pulse laser diode, the 1550 nm pulse laser diode is mounted on one end of a second lens barrel through a spacer, a second plano-convex lens is arranged on the other end of the second lens barrel, and the second lens barrel is arranged on the fixed protrusion through a fastening screw. 5.The dual-mode light signal generator according to claim 3, characterized in that: an installation protrusion is arranged on the bottom plate, the mounting bracket is arranged on the installation protrusion through a fastening screw, the driving mechanism is a driving motor, the driving motor is arranged on one side plate of the mounting bracket, the output shaft of the driving motor penetrates to the outside of the mounting bracket and is fixedly connected with the baffle; a light passing hole corresponding to the infrared light outlet hole is arranged on the mounting bracket, the infrared light source device is arranged on the mounting bracket, and the infrared light signals generated by the infrared light source device pass through the light passing hole and the infrared light outlet hole. 6.The dual-mode light signal generator according to claim 5, characterized in that: ​ ​ ​ ​ ​ ​ ​ ​ ​ The infrared light source device comprises a halogen tungsten lamp and a filter, the halogen tungsten lamp is installed on the back plate of the mounting bracket through a lamp holder, and the filter is installed in a third lens barrel through a pressing ring, and the third lens barrel is arranged on the fixing protrusion through a fastening screw.

7. The dual-mode optical signal generator of claim 5, wherein: The outer side wall of the mounting bracket is further provided with a limiting block for limiting the rotating direction of the baffle.

8. The dual-mode optical signal generator of claim 2, wherein: A plurality of fans are arranged on the device body near the infrared light source, and the cover plate and the side plate are respectively provided with heat dissipation openings; A temperature sensor is further arranged at the top end of the mounting bracket.

9. The dual-mode optical signal generator of claim 2, wherein: An adjusting switch for switching the light mode is arranged on the rear panel; A power switch and a charging socket are further arranged on the rear panel.

10. The dual-mode optical signal generator of claim 1, wherein: A trigger button is arranged on the handle, and the handle is further connected with a remote control grip through a cable.

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