CN2740879Y

CN2740879Y - Electric torch

Info

Publication number: CN2740879Y
Application number: CN 200420066931
Authority: CN
Inventors: 李盛博; 任德璋
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-11
Filing date: 2004-06-11
Publication date: 2005-11-16
Anticipated expiration: 2014-06-11

Abstract

The utility model discloses an electric torch, comprising a convex glass, a bulb, a convergent mirror, a spring, a cylinder base, a switch and a cover of electric torch. With the electric torch, people can see still further, and the light is more collective, solving the problem that the brightness of the electric torch is different in the distance. The electric torch is characterized in that the periphery of the convex glass has a threaded connection with the top end of the cover of the electric torch; the inner side of the cover of the electric torch has the threaded connection with the bottom of the bulb; the bottom of the bulb has the threaded connection with the inner side of the electric torch; both edges of the inner side of the cover of the electric torch are nested at both sides of the convergent mirror. The electric torch has broad application, easy manufacture and easy popularization.

Description

Flashlight

(1) technical field:

The utility model relates to flashlight, divides by International Patent Classification (IPC) (IPC) to belong to the flashlight that battery is housed or the technical field of pocket-lamp group.

(2) background technology:

At present, existing and once had about the flashlight that battery is housed or the technology of pocket-lamp group the needs of flashlight were all done very fruitful effort, also once designed many outstanding technical schemes.As declaring of the Decree of Patent Office of China in 1996 by Peng Ming, Granted publication is that CN2223411Y China Patent No. (ZL) is: ZL95205740.9 number utility model patent title is the utility model patent of " sound and light alarm flashlight ", the technical scheme that is adopted, technical elements in flashlight that battery is housed or pocket-lamp group is a routine of great value invention, and it has solved the convenient technical problem of using of torch effectively.But still have some deficits, it also is difficult to solve and makes flashlight can see to such an extent that more transport; Light is more assembled; Can change the technical problem of the brightness that flashlight do not exist together at a distance.

(3) summary of the invention:

The purpose of this utility model is to provide a kind of flashlight to make flashlight can see to such an extent that more transport with solution; Light is more assembled; Can change the technical problem of the brightness that flashlight do not exist together at a distance.

The technical scheme that above-mentioned technical problem to be solved in the utility model adopted is achieved in that flashlight of the present utility model, mainly is made of convex lens, bulb, convergent mirror, torch rod, battery, spring, cylinder base, switch, torch cover, screw thread.

In shape, structure and combination thereof, the total essential features of flashlight of the present utility model and immediate prior art is: the bottom of torch cover is threaded in the top of torch rod, the bottom of torch rod is threaded in the top of cylinder base, be combined into the bascule of common flashlight shape, function has been the effect that is used for being assembled into flashlight.The top contact of spring is at an end of battery, and the other end lead of battery is connected an end of switch, is combined into the bascule of simple series connection shape, and function is to reinstate battery to make the luminous effect of bulb.In shape, structure and combination thereof, the flashlight of the present utility model technical characterictic different with immediate prior art is: the top that is threaded in the torch cover around the convex lens, the inside thread of torch cover is connected the bottom of bulb, be combined into the bascule of common flashlight head shape, function has been the distance that can change convex lens and bulb, thereby in difference distant place optically focused, adjustable effect of seeing distant objects.The bottom of bulb is threaded in the inboard of torch cover, and the nested both sides that are installed in convergent mirror, the inboard both sides of torch cover are combined into the fixed structure of fluted shape in the cylinder, and function is to reinstate convergent mirror optically focused, makes light stronger, more concentrated effect.The flashlight that makes that has so just reached flashlight of the present utility model can be seen to such an extent that more transport; Light is more assembled; Can change the purpose of the brightness that flashlight do not exist together at a distance:

The beneficial effect of the flashlight of utility model is that the utility model is to solve to make flashlight can see to such an extent that more transport; Light is more assembled; The technical scheme that technical problem adopted that can change the brightness that flashlight do not exist together at a distance with existing with once had compared an advantage and improvement about the flashlight that battery is housed or the technology of pocket-lamp group:

First, owing to designed the top that is threaded in the torch cover all around of convex lens in the technical scheme of flashlight of the present utility model, the inside thread of torch cover is connected the bottom of bulb, be combined into the bascule of common flashlight head shape, so easier solution can change the distance of convex lens and bulb, thereby in difference distant place optically focused, adjustable technical problem of seeing distant objects.The bottom of bulb is threaded in the inboard of torch cover, the nested both sides that are installed in convergent mirror, the inboard both sides of torch cover are combined into the fixed structure of fluted shape in the cylinder, so easier solution convergent mirror optically focused, make light stronger, more concentrated technical problem.

(4) description of drawings:

Accompanying drawing provides the structural representation of flashlight of the present utility model:

Fig. 1: the overall structure schematic diagram that is flashlight of the present utility model;

The label declaration at each position in the schematic diagram:

1 convex lens, 2 bulbs, 3 convergent mirrors, 4 torch rod, 5 batteries

6 springs, 7 cylinder bases, 8 switches, 9 torch covers, 10 screw threads

(5) specific embodiment:

Below in conjunction with accompanying drawing, make flashlight can see to such an extent that more transport for realizing solving to flashlight of the present utility model; Light is more assembled; The optimal way that can change the technical scheme that the technical problem of the brightness that flashlight do not exist together at a distance takes is described further:

Its static structure: see also accompanying drawing: as shown in the figure, flashlight of the present utility model mainly is made of convex lens 1, bulb 2, convergent mirror 3, torch rod 4, battery 5, spring 6, cylinder base 7, switch 8, torch cover 9, screw thread 10.Its major part bulb 2, torch rod 4, battery 5, spring 6, cylinder base 7 are selected for use by market.Its convex lens 1 are very little round-shaped of focal length, are material with glass, through firing processing and manufacturing.Its convergent mirror 3 is little rectangular shapes, is material with glass, through firing processing and manufacturing.Its torch cover 9 is that cylindrical two has screw thread form, is material with the stainless steel, through forging processing and manufacturing.

In shape, structure and combination thereof, the total essential features of flashlight of the present utility model and immediate prior art is: the bottom of torch cover 9 is threaded in the top of torch rod 4, the bottom of torch rod 4 is threaded in the top of cylinder base 7, be combined into the bascule of common flashlight shape, function has been the effect that is used for being assembled into flashlight.The top contact of spring 6 is at an end of battery 5, and the other end lead of battery 5 is connected an end of switch 8, is combined into the bascule of simple series connection shape, and function is to reinstate battery to make the luminous effect of bulb.In shape, structure and combination thereof, the flashlight of the present utility model technical characterictic different with immediate prior art is: the top that is threaded in torch cover 9 around the convex lens 1, the inside thread of torch cover 9 is connected the bottom of bulb 2, be combined into the bascule of common flashlight head shape, function has been the distance that can change convex lens and bulb, thereby in difference distant place optically focused, adjustable effect of seeing distant objects.The bottom of bulb 1 is threaded in the inboard of torch cover 9, and the nested both sides that are installed in convergent mirror 3, the inboard both sides of torch cover 9 are combined into the fixed structure of fluted shape in the cylinder, and function is to reinstate convergent mirror optically focused, makes light stronger, more concentrated effect.

Below by using method, further set forth the dynamic structure relation of flashlight of the present utility model: in use, when needs are seen near objects, according to theory of mechanics, at first convex lens are regulated, focal length is dwindled, just be converged to a bit nearby then again, thereby finish seeing nearby of task.

In use, when needs are seen distant objects,, at first battery 5 is packed in the torch rod 4, press switch 8 then, make convex lens more then, assemble, see the task of distant objects thereby finish a long way off away from bulb 2 according to theory of mechanics.So just realized flashlight of the present utility model make flashlight can see more fortune; Light is more assembled; Can change the technical scheme of the technical problem of the brightness that flashlight do not exist together at a distance.

Realize that preferred plan of the present utility model is is material with glass and stainless steel, utilize the basic equipment of articles for daily use factory, take small serial production,, so just can realize flashlight practical value of the present utility model and economic worth better with the supply human wants.

Claims

1. flashlight, it is by convex lens (1), bulb (2), convergent mirror (3), torch rod (4), battery (5), spring (6), cylinder base (7), switch (8), torch cover (9), screw thread (10) constitutes, the bottom of its torch cover (9) is threaded in the top of torch rod (4), the bottom of torch rod (4) is threaded in the top of cylinder base (7), the top contact of spring (6) is at an end of battery (5), the other end lead of battery (5) is connected an end of switch (8), it is characterized in that: the top that is threaded in torch cover (9) around the convex lens (1), the inside thread of torch cover (9) is connected the bottom of bulb (2), the bottom of bulb (1) is threaded in the inboard of torch cover (9), the nested both sides that are installed in convergent mirror (3), the inboard both sides of torch cover (9).