Strong light flashlight

Abstract

The invention discloses a strong light flashlight which comprises a body, a charger and a DC-DC converter, wherein the body comprises a tube body, a flashlight head and a back cover; the upper end ofthe tube body is provided with first external screw threads; a front groove is formed in the lower part of first external screw threads; a first sealing ring is arranged in the front groove; the lowerend of the tube body is provided with second external screw threads; a back groove is formed in the upper part of the second external screw threads; a second sealing ring is arranged in the back groove; an upper accommodating part is arranged at the upper part of the tube body; an insulation glue layer is arranged on the peripheral inner wall of the upper accommodating part; a positive electrodecontact pin is arranged in the center of the bottom of the upper accommodating part; an annular negative electrode contact pad is arranged on the circumferential edge of the bottom of the upper accommodating part; a lamp holder is arranged in the upper accommodating part; the lamp holder comprises a lampstand and a pressing connection seat; the middle part of the pressing connection seat is downwards provided with an inner spring; an outer spring is arranged at the outer edge of the pressing connection seat and the lampstand in a sleeving way; the inner spring is abutted against and connectedwith the positive electrode contact pin; and the outer spring is abutted against and connected with the negative electrode contact pad. The strong light flashlight has the advantages that the sealingperformance is good; the work of the flashlight is reliable; meanwhile, the strong light flashlight can be charged on an automobile; and great convenience is realized.

Description

technical field [0001] The invention relates to the field of police lighting, in particular to a glare flashlight. Background technique [0002] Existing strong light flashlights for police use are light and handy, but their sealing performance is poor, which is reflected in the poor sealing reliability of the battery installation part and the lamp holder installation part, which is easy to enter water and dust impurities, and the connection of the lamp beads is not stable enough. It may cause a power outage or even a short circuit, and the existing glare flashlight can only be charged on a household 220V power supply, which is inconvenient for people going out and needs to be improved urgently. Contents of the invention [0003] The purpose of the present invention is to overcome the disadvantages of the above-mentioned prior art, and provide a strong light flashlight, which has good sealing performance, reliable flashlight operation, and can be charged on the car at the ...

AI Technical Summary

Problems solved by technology

[0002] Existing strong light flashlights for police use are light and handy, but their sealing performance is poor, which is reflected in the poor sealing reliability of the battery installation part and the lamp holder installation part, which is easy to enter water and dust impurities, and the connection of the lamp beads is not stable enough. It may cause a power outage or even a short circuit. At the same time, the existing bright flashlight can only be charged on the 220V power supply at home. It is inconvenient for people who go out to charge, and it is in urgent need of improvement.

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