Electric stun gun capable of self-adaptively discharging according to temperature

Abstract

The invention discloses a stun gun capable of self-adaptively discharging according to temperature, and relates to the technical field of anti-riot equipment, and the stun gun is characterized in that a temperature acquisition unit is connected with an MCU (Microprogrammed Control Unit); the MCU unit and the battery unit are connected with the boost unit. The boosting unit is connected with the electric shock unit; the MCU unit determines an electric shock current value according to the environment temperature and a preset discharge strategy; the boosting unit performs energy storage and boosting through the battery unit, outputs an electric shock current at an electric shock current value and drives the electric shock unit to perform electric shock on a target; the preset discharging strategy is that at normal temperature, the rated current value of the electric shock unit is used as an electric shock current value; when the temperature is generally low, the first current value is used as an electric shock current value; and at the extreme low temperature, the second current value is used as an electric shock current value. According to the self-adaptive electric shock gun, large-current self-adaptive firing of the electric shock gun with the small-capacity battery in the low-temperature environment is achieved, the application range of the electric shock gun in the low-temperature environment is widened, and the stability of the electric shock gun in the severe working condition is improved.

Description

Technical Field

[0001] The present application relates to the technical field of riot control equipment, and in particular to an electric shock gun capable of temperature-adaptive discharge. Background Art

[0002] The stun gun is a non-lethal riot control weapon. Its core technology is based on high-voltage, low-current pulses (usually 50,000 volts and only a few milliamperes) to interfere with the target's neuromuscular system. It triggers muscle contraction through high-frequency electrical pulses (such as 19Hz), temporarily rendering the target unable to move. Its key components include a boost circuit, an electrode probe (with a range of 4-10 meters) and an intelligent control module (such as a microprocessor to regulate the discharge time). As technology evolves, laser aiming, data recording and wireless connection functions are incorporated.

[0003] In some cases, when using a stun gun, a small-capacity battery usually outputs a large current, but this process is greatly affected by temperature. When in a low-temperature state, it often cannot fire normally, seriously affecting the use range and reliability of the stun gun. Summary of the Invention

[0004] The purpose of this application is to provide an electric shock gun that discharges adaptively according to temperature, which can realize adaptive firing of large current with a small-capacity battery in a low-temperature environment, expand the application range of the electric shock gun in a low-temperature environment, and improve the stability of the electric shock gun under harsh working conditions.

[0005] To achieve the above objectives, this application provides the following solutions:

[0006] The present application provides a stun gun that discharges according to temperature adaptively, and the stun gun that discharges according to temperature adaptively comprises: a temperature acquisition unit, an MCU unit, a battery unit, a boost unit and a stun unit; the temperature acquisition unit is connected to the MCU unit, and the temperature acquisition unit is used to collect the ambient temperature and transmit the ambient temperature to the MCU unit; the MCU unit and the battery unit are both connected to the boost unit; the boost unit is connected to the stun unit; the MCU unit determines the stun current value according to a preset discharge strategy based on the ambient temperature; the boost unit stores energy and boosts the battery unit, outputs the stun current at the stun current value, and drives the stun unit to stun the target. shock; the preset discharge strategy is: when the ambient temperature is normal temperature, the rated current value of the shock unit is used as the shock current value; when the ambient temperature is generally low temperature, the first current value is used as the shock current value; when the ambient temperature is extremely low temperature, the second current value is used as the shock current value; the normal temperature is the ambient temperature greater than or equal to the first temperature threshold; the generally low temperature is the ambient temperature less than the first temperature threshold and greater than or equal to the second temperature threshold; the extremely low temperature is the ambient temperature less than the second temperature threshold; the first temperature threshold is greater than the second temperature threshold; the rated current value is greater than the first current value; the first current value is greater than the second current value; the battery unit is a battery with a capacity less than the preset capacity.

[0007] Optionally, the boost unit specifically includes: a boost module, a capacitor energy storage module and a switch control module; the input end of the boost module is connected to the battery unit, and the output end of the boost module is connected to the capacitor energy storage module; the boost module is used to store energy and boost the capacitor energy storage module; the input end of the switch control module is connected to the capacitor energy storage module, the output end of the switch control module is connected to the electric shock unit, and the control end of the switch control module is connected to the MCU unit; the switch control module is used to output the electric shock current according to the electric shock current value after the energy storage and boosting is completed, and drive the electric shock unit to perform electric shock on the target.

[0008] Optionally, the boost module is a DC-DC boost circuit or a Boost boost circuit.

[0009] Optionally, the electric shock unit is one or more electrodes.

[0010] Optionally, the temperature-adaptive discharge stun gun further includes: a charging unit; an input end of the charging unit is connected to an external power source, and an output end of the charging unit is connected to the battery unit; and the charging unit is used to charge the battery unit.

[0011] Optionally, the electric shock gun capable of temperature-adaptive discharge further includes: a power display unit; the power display unit is connected to the battery unit; the power display unit is used to measure and display the remaining power of the battery unit.

[0012] Optionally, the temperature acquisition unit is a temperature sensor; the temperature sensor includes at least one of a platinum resistance temperature sensor and a thermocouple temperature sensor.

[0013] Optionally, the first temperature threshold is 0°C; the second temperature threshold is -20°C.

[0014] Optionally, the rated current value is 1.5 mA; the first current value is 1.3 mA; and the second current value is 0.9 mA.

[0015] Optionally, the preset capacity is 300 mAh.

[0016] According to the specific embodiments provided in this application, this application discloses the following technical effects:

[0017] The present application connects a temperature acquisition unit with an MCU unit to transmit the collected ambient temperature to the MCU unit. The MCU unit determines the electric shock current value according to a preset discharge strategy based on the ambient temperature. At normal temperature, the rated current value of the electric shock unit is used as the electric shock current value; at generally low temperatures, the first current value is used as the electric shock current value; at extremely low temperatures, the second current value is used as the electric shock current value; by adjusting the electric shock current value according to the actual temperature, and then using the boost unit to store energy and boost the voltage through the battery unit, the electric shock current is output at the electric shock current value and the electric shock unit is driven to shock the target, thereby realizing the adaptive firing of large current by the electric shock gun with a small-capacity battery in a low-temperature environment, expanding the scope of application of the electric shock gun in a low-temperature environment, and improving the stability of the electric shock gun under harsh working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or related technologies, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 A schematic diagram of the structure of a stun gun with temperature-adaptive discharge provided in an embodiment of the present application.

[0020] Figure numerals: temperature acquisition unit-1, MCU unit-2, battery unit-3, boost unit-4, electric shock unit-5, charging unit-6 and power display unit-7. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0022] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0023] In some cases, stun guns cannot adaptively adjust the electric shock current with temperature changes in low temperature environments (general low temperature and extreme low temperature). As a result, the stun gun cannot fire normally during high current discharge from a small-capacity battery, affecting the applicability and reliability of the stun gun.

[0024] Example 1, as Figure 1 As shown, this embodiment provides an electric shock gun with temperature-adaptive discharge, which includes: a temperature acquisition unit 1, an MCU unit 2, a battery unit 3, a boost unit 4 and an electric shock unit 5.

[0025] The temperature acquisition unit 1 is connected to the MCU unit 2 , and the temperature acquisition unit 1 is used to acquire the ambient temperature and transmit the ambient temperature to the MCU unit 2 .

[0026] The MCU unit 2 and the battery unit 3 are both connected to the boost unit 4; the boost unit 4 is connected to the electric shock unit 5; the MCU unit 2 determines the electric shock current value according to the preset discharge strategy based on the ambient temperature; after the boost unit 4 stores energy and boosts the voltage through the battery unit 3, it outputs the electric shock current at the electric shock current value and drives the electric shock unit 5 to perform electric shock on the target; the preset discharge strategy is: when the ambient temperature is normal temperature, the rated current value of the electric shock unit 5 is used as the electric shock current value; when the ambient temperature is a generally low temperature, the first current value is used as the electric shock current value; when the ambient temperature is an extremely low temperature, the second current value is used as the electric shock current value; the normal temperature is the ambient temperature greater than or equal to the first temperature threshold; the generally low temperature is the ambient temperature less than the first temperature threshold and greater than or equal to the second temperature threshold; the extremely low temperature is the ambient temperature less than the second temperature threshold; the first temperature threshold is greater than the second temperature threshold; the rated current value is greater than the first current value; the first current value is greater than the second current value; the battery unit 3 is a battery with a capacity less than the preset capacity.

[0027] Optionally, the preset discharge strategy is to use the first current value as the electric shock current value when the ambient temperature is greater than or equal to the first temperature threshold; when the ambient temperature is less than the first temperature threshold, calculate the electric shock current coefficient based on the ambient temperature, and use the product of the electric shock current coefficient and the rated current value of the electric shock unit 5 as the electric shock current value. In actual application, the current coefficient is predicted by inputting the ambient temperature into a trained neural network. As another optional implementation, the current coefficient can also be determined based on the ambient temperature in the current coefficient curve, and the current coefficient curve is obtained by linear fitting based on the correspondence between the historical ambient temperature and the current coefficient, and the fitting method is least squares fitting, that is, after obtaining the ambient temperature, the current coefficient corresponding to the current ambient temperature in the current coefficient curve is found and determined.

[0028] Furthermore, the boost unit 4 specifically includes: a boost module, a capacitor energy storage module and a switch control module; the input end of the boost module is connected to the battery unit 3, and the output end of the boost module is connected to the capacitor energy storage module; the boost module is used to store energy and boost the capacitor energy storage module; the input end of the switch control module is connected to the capacitor energy storage module, the output end of the switch control module is connected to the electric shock unit 5, and the control end of the switch control module is connected to the MCU unit 2; the switch control module is used to output the electric shock current according to the electric shock current value after the energy storage and boosting is completed, and drive the electric shock unit 5 to perform electric shock on the target.

[0029] Furthermore, the boost module is a DC-DC boost circuit or a Boost boost circuit.

[0030] Furthermore, the electric shock unit 5 is one or more electrodes.

[0031] Optionally, the electrode includes at least one of a needle dart electrode and a dart-shaped electrode.

[0032] Furthermore, the stun gun with temperature-adaptive discharge also includes: a charging unit 6; the input end of the charging unit 6 is connected to an external power supply, and the output end of the charging unit 6 is connected to the battery unit 3; the charging unit 6 is used to charge the battery unit 3.

[0033] Furthermore, the electric shock gun with temperature-adaptive discharge further includes: a power display unit 7 ; the power display unit 7 is connected to the battery unit 3 ; the power display unit 7 is used to measure and display the remaining power of the battery unit 3 .

[0034] Optionally, the electric shock gun that discharges adaptively according to temperature also includes: a buzzer, which is connected to the MCU unit 2, and the buzzer is used to alarm when the temperature exceeds a third temperature threshold, and the third temperature threshold is less than the second temperature threshold.

[0035] Optionally, the third temperature threshold is -60°C.

[0036] Furthermore, the temperature acquisition unit is a temperature sensor; the temperature sensor includes at least one of a platinum resistance temperature sensor and a thermocouple temperature sensor.

[0037] Furthermore, the first temperature threshold is 0°C; the second temperature threshold is -20°C.

[0038] Furthermore, the rated current is 1.5mA; the first current is 1.3mA; and the second current is 1.1mA. In actual use, although the stun gun's shock current is reduced, it can still maximize the normal firing of the stun gun and improve its stability and reliability in harsh working conditions such as extreme temperatures.

[0039] Furthermore, the preset capacity is 300 mAh.

[0040] Optionally, the voltage of the battery unit 3 is 3.7V and the capacity is 280mAh.

[0041] The technical effects of this application are as follows:

[0042] The present application connects a temperature acquisition unit with an MCU unit to transmit the collected ambient temperature to the MCU unit. The MCU unit determines the electric shock current value according to a preset discharge strategy based on the ambient temperature. At normal temperature, the rated current value of the electric shock unit is used as the electric shock current value; at generally low temperatures, the first current value is used as the electric shock current value; at extremely low temperatures, the second current value is used as the electric shock current value; by adjusting the electric shock current value according to the actual temperature, and then using the boost unit to store energy and boost the voltage through the battery unit, the electric shock current is output at the electric shock current value and the electric shock unit is driven to shock the target, thereby realizing the adaptive firing of large current by the electric shock gun with a small-capacity battery in a low-temperature environment, expanding the scope of application of the electric shock gun in a low-temperature environment, and improving the stability of the electric shock gun under harsh working conditions.

[0043] The technical features of the above embodiments can be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0044] This document uses specific examples to illustrate the principles and implementation methods of this application. The description of the above examples is only intended to help understand the method and core concept of this application. At the same time, for those skilled in the art, based on the concept of this application, there may be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting this application.

Claims

1. A stun gun with temperature-adaptive discharge, characterized in that: The electric shock gun with temperature-adaptive discharge comprises: a temperature acquisition unit, an MCU unit, a battery unit, a boost unit and an electric shock unit; The temperature acquisition unit is connected to the MCU unit, and the temperature acquisition unit is used to collect the ambient temperature and transmit the ambient temperature to the MCU unit; The MCU unit and the battery unit are both connected to the boost unit; the boost unit is connected to the electric shock unit; the MCU unit determines the electric shock current value according to the preset discharge strategy based on the ambient temperature; after the boost unit stores energy and boosts the voltage through the battery unit, it outputs the electric shock current at the electric shock current value and drives the electric shock unit to perform electric shock on the target; the preset discharge strategy is: when the ambient temperature is normal temperature, the rated current value of the electric shock unit is used as the electric shock current value; when the ambient temperature is generally low temperature, the first current value is used as the electric shock current value; when the ambient temperature is extremely low temperature, the second current value is used as the electric shock current value; the normal temperature is the ambient temperature greater than or equal to the first temperature threshold; the generally low temperature is the ambient temperature less than the first temperature threshold and greater than or equal to the second temperature threshold; the extremely low temperature is the ambient temperature less than the second temperature threshold; the first temperature threshold is greater than the second temperature threshold; the rated current value is greater than the first current value; the first current value is greater than the second current value; the battery unit is a battery with a capacity less than the preset capacity.

2. The electric shock gun according to claim 1, characterized in that: The boost unit specifically includes: a boost module, a capacitor energy storage module and a switch control module; The input end of the boost module is connected to the battery unit, and the output end of the boost module is connected to the capacitor energy storage module; the boost module is used to store energy and boost the capacitor energy storage module; The input end of the switch control module is connected to the capacitor energy storage module, the output end of the switch control module is connected to the electric shock unit, and the control end of the switch control module is connected to the MCU unit; the switch control module is used to output the electric shock current according to the electric shock current value after the energy storage and voltage boosting are completed, and drive the electric shock unit to implement electric shock on the target.

3. The electric shock gun according to claim 1, characterized in that: The boost module is a DC-DC boost circuit or a Boost boost circuit.

4. The electric shock gun according to claim 1, characterized in that: The electric shock unit is one or more electrodes.

5. The electric shock gun according to claim 1, characterized in that: The stun gun capable of temperature-adaptive discharge further comprises: a charging unit; The input end of the charging unit is connected to an external power source, and the output end of the charging unit is connected to the battery unit; the charging unit is used to charge the battery unit.

6. The electric shock gun according to claim 1, characterized in that: The electric shock gun capable of self-adapting discharge according to temperature further comprises: a power display unit; The power display unit is connected to the battery unit; the power display unit is used to measure and display the remaining power of the battery unit.

7. The electric shock gun according to claim 1, characterized in that: The temperature acquisition unit is a temperature sensor; the temperature sensor includes at least one of a platinum thermal resistance temperature sensor and a thermocouple temperature sensor.

8. The temperature-adaptive electric shock gun according to claim 1, characterized in that: The first temperature threshold is 0°C; the second temperature threshold is -20°C.

9. The electric shock gun according to claim 1, characterized in that: The rated current value is 1.5 mA; the first current value is 1.3 mA; and the second current value is 0.9 mA.

10. The electric shock gun according to claim 1, characterized in that: The preset capacity is 300 mAh.

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