CN212343381U

CN212343381U - Infrared gun aiming power supply system and infrared gun aiming

Info

Publication number: CN212343381U
Application number: CN202021308010.9U
Authority: CN
Inventors: 高慕云; 黄晟; 王鹏; 周汉林; 柳国普
Original assignee: Wuhan Guide Sensmart Tech Co ltd
Current assignee: Wuhan Guide Sensmart Tech Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-01-12
Anticipated expiration: 2030-07-07

Abstract

The utility model provides an infrared rifle aims electrical power generating system and infrared rifle and aims, including power and the electrical power controller of being connected with the power, a temperature sensor connection electrical power controller for detecting the ambient temperature that the power is located, in order to transmit real-time temperature data to electrical power controller, the electrical power controller embeds there is the delay clock, the output port of delay clock includes delay front end and delay rear end, when real-time temperature data is less than or equal to the default, the delay clock is in normally open state, the relative delay front end of delay rear end is exported in the delay, when real-time temperature data is greater than the default, the delay clock is in normally closed state, the delay rear end is rather than the synchronous output of delay front end, the delay front end of delay clock is connected to part load, the delay rear end of delay clock is connected to part load. The load is powered on in a time-sharing mode through the delay clock to reduce the load of the load on a battery, and peak power consumption is staggered, so that the stability of the system is improved, and a plurality of power supplies are not required to be connected in series.

Description

Infrared gun aiming power supply system and infrared gun aiming

Technical Field

The utility model relates to an infrared sight glass technical field, in particular to power supply system and infrared rifle of aiming are aimed to infrared rifle.

Background

With the enhancement of the infrared gun aiming function, the power consumption is increased, and 2 lithium batteries are required to be connected in series at low temperature to stably supply power; although the 2 lithium batteries are adopted, the voltage can be improved, the stability of the voltage reduction circuit is improved, the weight and the size of the whole machine are increased, and the portability of the whole machine is reduced. When a single battery is used for supplying power, a heating circuit is required to be added for heating the battery so as to prevent the unstable power supply voltage caused by the performance reduction of the battery at low temperature, however, the heating device can increase the power consumption of the whole machine, prolong the startup time, have complex structural design and reduce the service time of the battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an infrared rifle aims electrical power generating system adopts the intelligent power supply of non-parallelly connected also non-series connection mode, and each input power homoenergetic independent power supply.

The utility model provides an infrared rifle aims electrical power generating system, including power and the electrical power controller of being connected with the power, be used for detecting the ambient temperature's that the power is located temperature sensor connects electrical power controller to with real-time temperature data transmission extremely electrical power controller, electrical power controller embeds there is the delay clock, the output port of delay clock includes delay front end and delay rear end, works as when real-time temperature data is less than or equal to the default, the delay clock is in normally open state, the relative delay front end of delay rear end is exported when being greater than the default, the delay clock is in normally closed state, delay rear end and its delay front end synchronous output.

Further, the power supply comprises a battery and a buck-boost circuit, and the battery is connected with the power supply controller through the buck-boost circuit.

Further, the battery is a single lithium battery.

Further, a detection protection circuit is connected with the battery and used for detecting the voltage of the battery, a threshold switch is arranged in the detection protection circuit, and when the detected voltage is smaller than a set threshold, the threshold switch starts and shuts off the electric quantity output of the battery.

Further, the battery is connected with the detection protection circuit through a 3A copper wire.

Furthermore, the BOOST-BUCK circuit is a BUCK-BOOST circuit, and the detection protection circuit is a low-voltage locking circuit.

The utility model provides an infrared rifle aims, include infrared rifle aim electrical power generating system, still include a plurality of power consumption loads, part the load is connected the delay front end of delay clock, part the load is connected the delay rear end of delay clock.

Furthermore, the load comprises an infrared sensor, an image acquisition processor, a signal processing board and a display, the signal processing board and the display are connected with the delay front end of the delay clock, and the infrared sensor and the image acquisition processor are connected with the delay rear end of the delay clock.

Further, the infrared sensor is connected with the image acquisition processor and used for transmitting the acquired infrared light signals to the image acquisition processor in the form of electric signals; the image acquisition processor is connected with the signal processing board to transmit image signals to the signal processing board; the signal processing board is connected with the display.

Furthermore, the image acquisition processor adopts a field programmable gate array FPGA, the signal processing board adopts an ARM processor, and the display is an OLED display.

The beneficial effects of the utility model are that: the temperature sensor is adopted to detect the ambient temperature of the power supply, and the state of the delay clock is controlled by the temperature sensor, so that under the condition that the performance of the low-temperature battery is reduced, the load of the load on the battery is reduced by electrifying the load in a time-sharing manner through the delay clock, the peak power consumption is staggered, the stability of the system is improved, and a plurality of power supplies are not required to be connected in series.

Drawings

Fig. 1 is a schematic diagram of an infrared gun aiming power supply system of the present invention;

FIG. 2 is a circuit schematic of a low voltage lockout circuit;

FIG. 3 is a circuit schematic of a power supply controller;

FIG. 4 is a circuit schematic of a temperature sensor;

FIG. 5 is a control flow layer diagram of a power supply controller;

in the figure: 1. a battery; 2.3A copper wire; 3. detecting a protection circuit; 4. a buck-boost circuit; 5. a power supply controller; 6. an infrared sensor; 7. an image acquisition processor; 8. a signal processing board; 9. a display.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

Please refer to fig. 1-5, the utility model provides an infrared rifle aims electrical power generating system, including power and the electrical power controller 5 of being connected with the power, be used for detecting the ambient temperature's that the power is located temperature sensor connects electrical power controller 5, in order with real-time temperature data transmission extremely electrical power controller 5, electrical power controller 5 embeds there is the delay clock, the output port of delay clock includes delay front end and delay rear end, works as when real-time temperature data is less than or equal to the default, the delay clock is in normally open state, the relative delay front end of delay rear end is delayed output, works as when real-time temperature data is greater than the default, the delay clock is in normally closed state, delay rear end and its delay front end synchronous output. The power includes battery 1 and buck-boost circuit 4, battery 1 passes through buck-boost circuit 4 connects power controller 5, battery 1 is single section lithium cell, adopts the bare electric core of 18650 that does not have the protection shield.

The voltage boosting and reducing circuit 4 is adopted to convert the battery voltage into 3.3V required by system output, and the working voltage of the lithium battery 1 is 3.3-4.2V under the condition of normal temperature. During normal work, the input voltage of the buck-boost circuit 4 must be higher than the output voltage thereof, but under the low temperature condition, the performance of the lithium battery 1 is reduced, the working voltage of the lithium battery 1 becomes 2.5-3.5V, and the work of the buck-boost circuit 4 is unstable. And the temperature sensor is adopted to detect the ambient temperature of the battery 1, and the state of the delay clock is controlled by the temperature sensor, so that under the condition that the performance of the low-temperature battery is reduced, the load of the load on the battery is reduced by electrifying the delay front end and the delay rear end (load) of the delay clock in a time-sharing manner, and the peak power consumption is staggered, so that the stability of the system is improved, and a plurality of power supplies are not required to be connected in series.

The single-section lithium battery 1 adopts 18650 naked electric cores, does not add the guard plate, can reduce impedance on the battery route like this, and the output current ability of maximize assurance battery makes the battery maximum discharge peak current can reach 4A. Meanwhile, a single battery is adopted, so that the whole body is miniaturized.

And the detection protection circuit 3 is connected with the battery 1 and used for detecting the voltage of the battery, a threshold switch is arranged in the detection protection circuit 3, and when the detected voltage is smaller than a set threshold, the threshold switch is started and stops the electric quantity output of the battery 1. The battery 1 is connected with the detection protection circuit 3 through a 3A copper wire 2. The 3A copper wire 2 is a transmission medium of current, the voltage of the lithium battery 1 is 3.3-4.2V at normal temperature, but the voltage of the battery 1 is as low as 2.5-3.5V at the low temperature of-30 ℃. The power consumption of the gun sight is large and reaches 4W, so that the impedance of the transmission medium must be low, the line loss is reduced, and the current can be too large. The wire loss can be reduced to 0.03V under the current of 2A by adopting a 20cm copper wire capable of passing the current of 3A. The BOOST circuit is a BUCK-BOOST circuit, and the detection protection circuit 3 is a low-voltage locking circuit. The low-voltage locking circuit 3 is a circuit for protecting the over-discharge of the battery 1, can detect the voltage of the battery 1, sets the threshold value of the threshold switch to be 2.5V, and is shut down when the voltage of the battery 1 is reduced to 2.5V, so that the battery is protected. The BUCK-BOOST circuit is characterized in that the lowest voltage requirement of 2.5V of a single battery 1 can be completely met when the input voltage is low to 2V, meanwhile, the stability of the output voltage is ensured by adopting a large-current inductor, and the BUCK-BOOST circuit can stably output 3.3V voltage under the conditions of-30 ℃, 2.6V of battery voltage and 4W load.

Infrared rifle aim electrical power generating system can be applied to infrared rifle and aim, infrared rifle is aimed including, a plurality of power consumption loads, part the load is connected the delay front end of delay clock, part the load is connected the delay rear end of delay clock. The load comprises an infrared sensor 6, an image acquisition processor 7, a signal processing board 8 and a display 9, the signal processing board 8 and the display 9 are connected with the delay front end of the delay clock, the infrared sensor 6 and the image acquisition processor 7 are connected with the delay rear end of the delay clock, and the control flow refers to fig. 5.

The infrared sensor 6 is connected with the image acquisition processor 7 and is used for transmitting the acquired infrared light signals to the image acquisition processor 7 in the form of electric signals; the image acquisition processor 7 is connected with the signal processing board 8 so as to convert the electric signal obtained from the infrared sensor 6 into an image signal and transmit the image signal to the signal processing board 7; the signal processing board 7 is connected with the display 9, and the display 9 is used for displaying images. The image acquisition processor 7 adopts a field programmable gate array FPGA, the signal processing board 8 adopts an ARM processor, and the display 9 is an OLED display.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an infrared rifle aims electrical power generating system which characterized in that: the temperature sensor used for detecting the environment temperature of the power supply is connected with the power supply controller so as to transmit real-time temperature data to the power supply controller, a delay clock is arranged in the power supply controller, an output port of the delay clock comprises a delay front end and a delay rear end, when the real-time temperature data is smaller than or equal to a preset value, the delay clock is in a normally open state, the delay rear end outputs in a delay mode relative to the delay front end, when the real-time temperature data is larger than the preset value, the delay clock is in a normally closed state, and the delay rear end outputs in synchronization with the delay front end.

2. The infrared gun sight power supply system of claim 1, wherein: the power supply comprises a battery and a voltage boosting and reducing circuit, and the battery is connected with the power supply controller through the voltage boosting and reducing circuit.

3. The infrared gun sight power supply system of claim 2, wherein: the battery is a single lithium battery.

4. The infrared gun sight power supply system of claim 2, wherein: and the detection protection circuit is connected with the battery and used for detecting the voltage of the battery, a threshold switch is arranged in the detection protection circuit, and when the detected voltage is smaller than a set threshold, the threshold switch is started and stops the electric quantity output of the battery.

5. The infrared gun sight power supply system of claim 4, wherein: the battery is connected with the detection protection circuit through a 3A copper wire.

6. The infrared gun sight power supply system of claim 5, wherein: the BOOST circuit is a BUCK-BOOST circuit, and the detection protection circuit is a low-voltage locking circuit.

7. An infrared gun sight is characterized in that: the infrared gun sight power supply system including any one of claims 1-6, further including a plurality of powered loads, a portion of said loads connected to a delayed front end of said delayed clock and a portion of said loads connected to a delayed back end of said delayed clock.

8. The infrared gun sight of claim 7, wherein: the load comprises an infrared sensor, an image acquisition processor, a signal processing board and a display, the signal processing board and the display are connected with the delay front end of the delay clock, and the infrared sensor and the image acquisition processor are connected with the delay rear end of the delay clock.

9. The infrared gun sight of claim 8, wherein: the infrared sensor is connected with the image acquisition processor and is used for transmitting the acquired infrared light signals to the image acquisition processor in the form of electric signals; the image acquisition processor is connected with the signal processing board to transmit image signals to the signal processing board; the signal processing board is connected with the display.

10. The infrared gun sight of claim 8, wherein: the image acquisition processor adopts a field programmable gate array FPGA, the signal processing board adopts an ARM processor, and the display is an OLED display.