CN2432429Y

CN2432429Y - Double section rotary control electric torch

Info

Publication number: CN2432429Y
Application number: CN 00236082
Authority: CN
Inventors: 黄玉辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-06-05
Filing date: 2000-06-05
Publication date: 2001-05-30
Anticipated expiration: 2010-06-05

Abstract

The utility model relates to a double section type rotary control electric torch. The utility model is provided with a hollow main cylinder which is provided with a bottom closed end and an upper opening end, and an inner screw thread segment is arranged inside the upper opening end; an end cap is provided with an outer coil which is matched with the inner screw thread segment; a transparent cover, a lamp holder which comprises a light emitting diode (LED) and an inner spring, and other main elements are arranged inside the end cap; simultaneously, a battery pack and a switch control device are arranged inside; accordingly, an LED electric torch can be more suitable for miniaturization due to the double section type, and can be provided with a crash resistant structural strength. The closed end of the main cylinder can be matched for assembling with another connecting member to be locked on other related object.

Description

The double section rotary control flashlight

The utility model relates to a kind of double section rotary control flashlight.

The conventional batteries of tradition flashlight because of using general osram lamp and being correlated with, and for conveniently holding use, this type of flashlight volume homogeneous phase commonly used is worked as big, and is inconvenient to carry.And its length of miniaturization flashlight is about the 3-5 centimetre, and barrel diameter is then for about 1.5-2.0 centimetre, it can consistently with the carry-on articles of key gathering-device and so on easily be carried and is equipped with for use.

Modern age, semiconductor science and technology constantly progressed greatly, and need not use the light emitting diode (LED) of filament can be made as various different colours, and have the function of high brightness even superbright degree, gradually can replace conventional bulb, and be widely used in the product of various different field.The LED of this type of small size also makes to make as above-mentioned miniaturization flashlight certainly becomes possibility.

The conventional bulb of using filament is that Yu Yiduan is provided with the thread metallic sheath it is bolted in the lamp socket that contains internal screw thread, but existing LED then makes its two poles of the earth pin expose, and therefore it will be used in and promptly need use diverse lamp socket connecting structure on the flashlight.Show the existing LED bulb of this kind flashlight as Fig. 1, it comprises a main cylinder 10, this main cylinder 10 top interlockings one cover cap 11, the bottom then engages a bottom 12, and its inside then is provided with elements such as spring 13, insulation sleeve 14, battery pack 15, lamp socket 16, LED17 and reflector 18 in regular turn.Wherein, 171,172 on the two poles of the earth pin of LED17 can be inserted in lamp socket 16 relative openings 161,162, and this lamp socket 16 will be because of being embedded the upspringing or descend of action movie 163,164 of combination with its activity, and can control flickering of LED.The existing LED flashlight structure of this kind is because the battery pack 15 that must change the outfit from the bottom, and flickering with cover cap 11 control LED, thereby the essential three-section type structure of using main cylinder 10, cover cap 11 and bottom 12, overall structure is except that than the complexity, it thoroughly also is not easy to be shortened again, be cooperated with LED structure and be embedded action movie simultaneously, very trouble is with bothersome on making for its lamp socket 16, and it is also unstable to drive the control action.

At the shortcoming that prior art exists, the purpose of this utility model is promptly providing a kind of double section rotary control flashlight, thereby can make this type of LED flashlight be more suitable for miniaturization because of only adopting double-joint type, and its anti-structural strength of falling can be provided; The main cylinder blind end more can cooperate assembling another connector and can locking to be loaded on other relative article.

For achieving the above object, the utility model is achieved through the following technical solutions a kind of double section rotary control flashlight, it is characterized in that: it is provided with the hollow main cylinder of a suitable length, and this main cylinder is provided with underseal closed end and upper shed, is provided with the internal screw thread section in inside slightly in contiguous upper open end; The end cap that is made as hollow equally then is provided with the outer screwed pipe that matches with above-mentioned internal screw thread section is spirally connected both each other; This end cap in the internal preset translucent cover, contain the main elements such as lamp socket of LED and contained spring; In the hollow inside of above-mentioned main cylinder that has made up and end cap, except that above-mentioned light-emitting device, and insert an at least one battery pack and a switch controlling device, make this battery pack and switch controlling device cooperate above-mentioned lamp socket contained spring to become to urge mutually joint in inside; Above-mentioned switch controlling device comprises an insulation sleeve, and metal spring pole socket sleeve is in this insulation sleeve, and this spring pole socket is provided with enlarged end up and down, and wherein an enlarged end presses the spring that defaults in the insulation sleeve expansion endoporus, and end touches part for metal in addition.

A this LED wherein utmost point pin stretches into lamp tube inside and touches spring, the then curved lamp socket periphery wall that is connected to of another utmost point pin.

The default bead rank portion of this translucent cover is assembled in end cover associated inner, and expose from the default loophole of end cover its end.

The sheathed metal circular tube of this end cover inwall cooperates location one optically focused translucent cover.

The metal of this switch controlling device touches the default concave regions inside of part.

The metal of this switch controlling device touches part and is made as the sheet that conveniently presses.

The battery pack of being located at main cylinder and end cover hollow inside thereof is loaded between lamp socket contained spring and the switch controlling device.

Be located at main cylinder and hold cover hollow switch inside control device to be loaded between lamp socket contained spring and the battery pack.

This battery pack bottom assembling one turriform spring.

This main cylinder blind end is established hanging device.

This main cylinder blind end is established a spiro connecting piece.

By a kind of double section rotary control flashlight of the utility model, overcome the shortcoming of prior art, reached the purpose of above-mentioned creation, the utility model is simple in structure, operates more convenient.

The utility model is described in further detail below in conjunction with drawings and the specific embodiments.

Fig. 1 is a LED flashlight element exploded view commonly used;

Fig. 2 is the utility model first embodiment stereogram;

Fig. 3 is the element exploded view of Fig. 2;

Fig. 4 is the cross-section cutaway view of Fig. 2, shows LED in off position;

Fig. 5 is the cutaway view of Fig. 4, shows that LED is in open mode;

Fig. 6 is the user mode schematic diagram of Fig. 2;

Fig. 7 is the utility model second embodiment cross-section cutaway view, shows that LED is in open mode;

Fig. 8 is the utility model the 3rd embodiment cross-section cutaway view, shows LED in off position;

Fig. 9 is the user mode schematic diagram of Fig. 7.

See also shown in Fig. 2,3, the hollow main cylinder 20 that the utility model is provided with a suitable length and preferably makes with metal material, it contains an end opening 21 and is located at the internal screw thread section 22 of contiguous this opening 21; It holds 23 then to be blind end and the predeterminable hanging device 24 that is combined in carry-on articles (collecting ring as key) in addition.

Be similarly the end cover 30 that metal material makes and also can be made as hollow, and have the internal screw thread section 22 that outer screwed pipe 31 confession movable screw are connected to above-mentioned main cylinder 20; A this end cover 30 and a default loophole 32 are for equipped LED and relevant transparent or reflector thereof.In illustrated this preferred embodiment, a translucent cover 40 that contains bead rank portion 41 is assembled in end cover 30 inside, and its end 42 32 is exposed from the hole, in the inside of above-mentioned rank portion 41 and end cover 30 relatively by the then predeterminable leakage washer 43 in shoulder place.

51 of light emitting diodes that are assembled in insulating lamp holder 50 stretch into above-mentioned translucent cover 40 inside, and this lamp socket 50 also is made as tubular basically and contains a hollow endoporus 52 for being inserted in a spring 53; And a wherein utmost point pin 54 of light emitting diode 51 penetrates and is positioned endoporus 52 and presses spring 53 1 ends, 55 curved lamp socket 50 periphery walls that are connected to of another utmost point pin.

Except in above-mentioned end cover 30, inserting LED and related elements thereof, in being spirally connected formed inner space, end cover 30 and main cylinder 20 can insert main elements such as battery pack 60 and switch controlling device 70 more at least.Please cooperate simultaneously and consult Fig. 3,4, the battery pack 60 of inserting main cylinder 20 inside can separate with insulation sleeve 61 and main cylinder 20, makes these battery pack 60 1 ends and above-mentioned lamp socket 50 contained springs 53 hold crimping in addition, and it is held in addition and then reliably is connected to switch controlling device 70.This battery pack is not certain as the order with switch controlling device 70 and package assembly, will be specified among other following embodiment.

In preferred embodiment shown in Fig. 2-4, this switch controlling device 70 comprises an insulation sleeve 71, but and make a metal spring pole socket 72 sleeves in this insulation sleeve 71, this metal spring pole socket 72 is provided with up and down enlarged end 73,74.Among this embodiment, touch part 75 in insulation sleeve 71 peripheries and sheathed another metal.Above-mentioned insulation sleeve 71 supplies to place the mobile jib body of pole socket 72 except that being provided with through hole, and is provided with an expansion endoporus for inserting a spring 76, makes these spring 76 1 ends be resisted against above-mentioned expansion endoporus inner top surface, and end then is pressed against an enlarged end 73 of pole socket 72 in addition.It is inner that 74 movable displacements of another enlarged end of this pole socket 72 are touched part 75 default concave surface 77 districts in metal, it switched on because of touch part 75 concave surfaces 77 against this metal, or cut off the power supply because of leaving.

As shown in Figure 4, main cylinder 20 that can be spirally connected mutually and end cover 30, its relative internal screw thread 22 of mat and outer screwed pipe 31 revolve lock (its also predeterminable certainly leakage washer 29 in handing-over position) mutually when arriving the location, laying mode because of internals, whole spring pole socket 72 will be urged and be backed down, make one end 74 break away from a segment distance a with the concave surface 77 that touches part 75 and form off-position, light emitting diode 51 is not lighted.And when both outwarded winding a segment distance, as shown in Figure 5, these pole socket 72 1 ends 74 promptly were subjected to the elastic force of contained spring element again and touch into "on" position to light light emitting diode 51 with concave surface 77.Because whole flashlight can be made as miniaturization, just changeing or is reversing with one-handed performance end cover as can be as shown in Figure 6 to control flickering of LED.

Among another embodiment as shown in Figure 7, then provide a kind of length shorter and have the embodiment of bigger luminous irradiation area, for convenient its element same as the previously described embodiments that explains orally all shows with close label.This embodiment also comprises the main cylinder 200 that can be spirally connected mutually and end cover 300, and is located at both and constitutes lamp socket 50, light emitting diode 510, battery pack 600 and switch controlling device 700 in the hollow inside jointly.This embodiment is then further at sheathed another metal circular tube 400 of end cover 300 inwalls, in order to cooperate location one snoot 401, to add the reflector space of big light-emitting diodes 501.In this embodiment, another waterproof washer 403 of dress can be situated between between this snoot 401 and another the horizontal slide 402.And end cover 300 peripheries predeterminable a plurality of intervals recess 301 suppliers are finger presses and control whole flashlight with one hand just.Embodiment internal structure shown in Figure 8 is similar in appearance to Fig. 7, precisely because inner battery pack 600 and switch controlling device 700 can be located at the different order position, and will touch part 750 and be made as sheet, because special suitable being used in of this embodiment as devices such as diving helmet 900 or miner's helmets, main cylinder 200 blind ends according to the foregoing description then can add a spiro connecting piece 209, for whole flashlight is installed on these article (consulting Fig. 9).Need mention in addition, in the embodiment shown in fig. 8,, can add a turriform spring 208 with main cylinder 200 blind end inner faces in battery 600 for locking and enhancing contact.

Claims

1, a kind of double section rotary control flashlight is characterized in that: it is provided with the hollow main cylinder of a suitable length, and this main cylinder is provided with underseal closed end and upper shed, is provided with the internal screw thread section in inside slightly in contiguous upper open end; The end cap that is made as hollow equally then is provided with the outer screwed pipe that matches with above-mentioned internal screw thread section is spirally connected both each other; This end cap in the internal preset translucent cover, contain the main elements such as lamp socket of LED and contained spring; In the hollow inside of above-mentioned main cylinder that has made up and end cap, except that above-mentioned light-emitting device, and insert an at least one battery pack and a switch controlling device, make this battery pack and switch controlling device cooperate above-mentioned lamp socket contained spring to become to urge mutually joint in inside; Above-mentioned switch controlling device comprises an insulation sleeve, and metal spring pole socket sleeve is in this insulation sleeve, and this spring pole socket is provided with enlarged end up and down, and wherein an enlarged end presses the spring that defaults in the insulation sleeve expansion endoporus, and end touches part for metal in addition.

2, double section rotary control flashlight as claimed in claim 1 is characterized in that: this a LED wherein utmost point pin stretches into lamp tube inside and touches spring, the then curved lamp socket periphery wall that is connected to of another utmost point pin.

3, double section rotary control flashlight as claimed in claim 1 is characterized in that: the default bead rank portion of this translucent cover is assembled in end cover associated inner, and expose from the default loophole of end cover its end.

4, double section rotary control flashlight as claimed in claim 1 is characterized in that: the sheathed metal circular tube of this end cover inwall cooperates location one optically focused translucent cover.

5, double section rotary control flashlight as claimed in claim 1 is characterized in that: the metal of this switch controlling device touches the default concave regions inside of part.

6, double section rotary control flashlight as claimed in claim 1, it is characterized in that: the metal of this switch controlling device touches part and is made as the sheet that conveniently presses.

7, double section rotary control flashlight as claimed in claim 1 is characterized in that: the battery pack of being located at main cylinder and end cover hollow inside thereof is loaded between lamp socket contained spring and the switch controlling device.

8, double section rotary control flashlight as claimed in claim 1 is characterized in that: be located at main cylinder and hold cover hollow switch inside control device to be loaded between lamp socket contained spring and the battery pack.

9, double section rotary control flashlight as claimed in claim 8 is characterized in that: this battery pack bottom assembling one turriform spring.

10, double section rotary control flashlight as claimed in claim 1 is characterized in that: this main cylinder blind end is established hanging device.

11, double section rotary control flashlight as claimed in claim 1 is characterized in that: this main cylinder blind end is established a spiro connecting piece.