CN2603280Y

CN2603280Y - Improvement for press-button switch of flashlight base

Info

Publication number: CN2603280Y
Application number: CN 02288442
Authority: CN
Inventors: 洪志刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-19
Filing date: 2002-12-19
Publication date: 2004-02-11
Anticipated expiration: 2012-12-19

Abstract

The utility model relates to an improved electric hand torch pedestal click switch, comprising a hand torch body, the content groove at the tail hood, the through hole in the back end, an insulating keystoke part whose back end pillar is loose jointed to the middle part of the tail hood of the through holes and is spin united with the main body. In terms of characteristic, in the front end of the keystoke part is the tray body whose surface is shaped into a L shaped hook body, and one metal chip with the L shaped perforation that fastens the L shaped hook and the complex valued wafer, and the wafer forms the concave part. Besides, the bottom ring of the spring is located in the concave part. The utility model has the advantages in that the metal and the gasket do not separate from each other and fall when the tail hood is away from the tube body.

Description

The improvement of flashlight base push switch

Affiliated technical field

The utility model relates to a kind of improvement of flashlight base push switch, refers to that especially a kind of conductive spacer of flashlight afterbody and spring can be fixed on the base, does not influence conductive spacer and spring when making flashlight change battery and gets loose and drop.

Background technology

The structure of known flashlight base push switch, typical example is as follows:

Notification number is for No. 413296 the key device improvement patent of back-pushed-type flashlight, the primary structure of this case is: button piece, spring, insulation sleeve, elastic component and bonnet are formed, be the loose joint formula owing to before open the combination of other part, in the time will changing battery, bonnet spiral shell pine must be located away from the stack shell rear side, often causing spring, elastic component, insulation sleeve, button piece to separate drops, quite inconvenience in the use, especially spring one ground of dropping, then irregularly dap ground and cause seek being difficult for, moreover other part of this case is tired many, the manufacturing cost height.

Notification number is the improved structure of simple type flashlight afterbody push switch No. 419028, and the primary structure of this case is: its upper end of insulation body is provided with installing base and arc lamellar body, forms the gap between every adjacent arc lamellar body; One metallic gasket can be gone in the installing base by device, and wherein the contact site of metallic gasket is to be connected in the gap; Its bottom loose joint of one spring is in perforation.This structure must get loose the tail-hood spiral shell from stack shell when changing battery, and this moment, defective just produced, and promptly spring all belongs to loose joint (clamping) formula with perforation, so the as easy as rolling off a log ground of dropping of spring, and metallic gasket also is a snap fit, as easy as rolling off a log dropping out outside the installing base.

Summary of the invention

In order to overcome above-mentioned weak point, main purpose of the present utility model aims to provide a kind of metallic gasket and can be fixed on the button piece, and spring can be fixed in the improved device of the flashlight base push switch in the metallic gasket.

The technical problems to be solved in the utility model is: the tail-hood that solve flashlight is opened when being located away from cylindrical shell, and metallic gasket and spring can not separate problem such as drop.

The technical scheme that its technical problem that solves the utility model adopts is: this device has a flashlight body and rear perpheral thereof to be provided with external screw thread; Be provided with interior tank in one tail-hood, trough wall surface is provided with internal thread, and the rear end is provided with through hole; The button piece of one insulation, its rear end cylinder are that the structure that loose joint is gone in the through hole is formed; Front end at the button piece presents the disk body of external diameter greatly, and this disc surfaces convexes with L type coupler body; One metallic gasket is provided with at least more than one L type perforation for the snapping of L type coupler body and the catch of plural number, and this catch is the outside of being located at the metallic gasket central point with the inclination elevation angle, and the catch below forms the recess for the location; Its base ring body clip of one spring is positioned in the recess.

The surface of the improvement disk body of described flashlight base push switch is convexly equipped with at least more than one paxilla according to need, is provided with arcuate socket on the metallic gasket according to need, and paxilla packing clip is between the hole wall of arc perforation.

The L type of the improvement of described flashlight base push switch its shape of boring a hole is made up of vertical hole and transverse holes, and its shape of L type coupler body is to be made of cross bar and vertical rod, and cross bar passes outside vertical hole, and the vertical rod clip is positioned the wall surface of the hole of transverse holes.

The beneficial effects of the utility model are: when the tail-hood of flashlight is opened when being located away from cylindrical shell, metallic gasket and spring can not separate and drop.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Accompanying drawing 1 is a three-dimensional exploded view of the present utility model;

Accompanying drawing 2 is section action diagram of the present utility model;

Accompanying drawing 3 is section action diagram of the present utility model;

Accompanying drawing 4 is plan views of the utility model base;

Accompanying drawing 5 is the profiles along the 4th figure B-B line;

Accompanying drawing 6 is the profiles along the 4th figure C-C line;

Accompanying drawing 7 is another sectional schematic diagrams of the present utility model.

Label declaration in the accompanying drawing:

10-body; 40-metallic gasket;

12-external screw thread; The perforation of 42-L type;

20-tail-hood; 44-catch;

22-interior tank; 46-recess;

23-internal thread; The perforation of 48-arc;

24-through hole; 49-following convex body;

30-button piece; 421-vertically holes;

32-disk body; 422-transverse holes;

34-rear end cylinder; 50-spring;

35-shaft of rib; 52-base ring body;

36-groove; 60-arc strip;

321-L type coupler body; 62-positioning end;

322-cross bar; B-battery;

323-paxilla;

324-vertical rod;

341-locating hole;

The specific embodiment

See also shown in the accompanying drawing 1 of the present utility model comprising: a flashlight body 10 and rear perpheral thereof are provided with external screw thread 12; Tank 22 in being provided with in one tail-hood 20, trough wall surface is provided with internal thread 23, and the rear end is provided with through hole 24; The button piece 30 of one insulation, its rear end cylinder 34 are that the structure that loose joint is gone in the through hole 24 is formed; Front end at button piece 30 presents the disk body 32 of external diameter greatly, and these disk body 32 surfaces convex with L type coupler body 321; One metallic gasket 40 is provided with at least more than one L type perforation 42 for the snapping of L type coupler body 321 and the catch 44 of plural number, and this catch 44 is outsides of being located at metallic gasket 40 central points with the inclination elevation angle, and catch 44 belows form the recess 46 for the location; One spring, 50 its base ring body 52 clips are positioned in the recess 46.

The surface of the improvement disk body 32 of described flashlight base push switch can be convexly equipped with at least more than one paxilla 323 according to need, can be provided with arc perforation 48 on the metallic gasket 40 according to need, but paxilla 323 packing clips are between the hole wall of arc perforation 48.

L type perforation 42 its shapes of the improvement of described flashlight base push switch are made up of vertical hole 421 and transverse holes 422, L type coupler body 321 its shapes are made of cross bar 322 and vertical rod 324, cross bar 322 can pass outside vertical hole 421, vertical rod 324 clips are positioned the wall surface of the hole of transverse holes 422, (shown in Fig. 2,3,4.

See also shown in the accompanying drawing 1,2, the base ring body 52 of spring 50 is that clip is positioned in the recess 46, and this recess 46 is positioned at catch 44 belows with inclination angle, so spring 50 is to link to be fixed on the metallic gasket 40 and can not to come off; Metallic gasket 40 bodies are provided with L type perforation 42, thin its hole shape of distinguishing can be vertical hole 421 and transverse holes 422 (as shown in Figure 4), the cross bar 322 of L type coupler body 321 can penetrate from vertical hole 421, make button piece 30 swing offsets one angle again, but metallic gasket 40 is motionless, be shifted into (shown in Fig. 4,5) in the transverse holes 422 with the vertical rod 324 that makes L type coupler body 321, vertical rod 324 clip packings are positioned in the transverse holes 422, metallic gasket 40 effectively is linked on the disk body 32 and can pine.

See also shown in the accompanying drawing 4,6, paxilla 323 is that the plasthetics for insulation penetrates in the arc perforation 48, and during with disk body 32 rotations one angle, as shown in Figure 4, paxilla 323 is packed in the metallic hole wall of arc perforation 48 with regard to clip.Be positioned to make very firm being positioned on the disk body 32 of metallic gasket 40 in the perforation 42 of L type and arc perforation 48 of metallic gasket 40 by paxilla 323 and L type coupler body 321 clips.This moment, one great effect was reached, that is: when tail-hood 20 spiral shell pines during in body 10, and when desiring to change the outfit battery B, then spring 50 and metallic gasket 40 can not break away from separation fully.Wherein the rear end cylinder 34 of button piece 30 is provided with locating hole 341, can supply the snapping location of arc strip 60 its two positioning ends 62 (62) of a spring secures rail to sleeper, can prevent effectively that so 30 slippages of button piece from going out outside the tail-hood 20.Being worth mentioning in addition is, the body of button piece 30 is provided with plural shaft of

rib

35, and 35 of every adjacent shafts of rib have groove 36; Stamp out following convex body 49 to lower recess on metallic gasket 40 surfaces, but the position is in groove 36, and then the top shelves are in the side wall surface of shaft of rib 35, during with the oppositely turn that further prevents metallic gasket 40 just in case be subjected to Ta Li on 32 of disk bodies, has the effect of keeping out, to prevent metallic gasket 40 reverse rotations (shown in Fig. 4,7), firm fixed to guarantee that metallic gasket 40 and disk body 32 link.

See also shown in the accompanying drawing 2, battery B is installed on the inside of body 10, and the front end top of spring 50 presses on the bottom of battery B, tail-hood 20 internal threads 23 are bolted on the external screw thread 12 of body 10, this moment, metallic gasket 40 was not contacted with the tail end of body 10, was defined as not conducting of circuit, and bulb (or LED) does not work.

See also shown in the accompanying drawing 3, tail-hood 20 all is screwed in the body 10, and this moment, metallic gasket 40 was contacted with the tail end of body 10, was defined as circuit turn-on, and (or LED) is bright for bulb.When the tail-hood shown in the accompanying drawing 2 20 half is bolted on the body 10 state, the pressure that also can utilize button piece 30 by, make spring 50 be contraction-like, button piece 30 advances, make metallic gasket 40 be contacted with the tail end of body 10, reach circuit turn-on, the purpose that bulb is bright, have only when the pressure of button piece 30 disappears by power, then spring 50 recovers, and button piece 30 recovers, and metallic gasket 40 is not contacted with the tail end of body 10, not conducting of circuit, bulb does not work.

See also shown in the accompanying drawing 5, be meant that cross bar 322 correspondences are contacted with the surface of metallic gasket 40, vertical rod 324 clips are positioned in the transverse holes 422, metallic gasket 40 and button piece 30 are linked be one.Arc strip 60 is a spring secures rail to sleeper, and its two positioning end 62 (62) is buckled in the locating hole 341, make button piece 30 can slippage outside tail-hood 20.

See also shown in the accompanying drawing 6, be meant that base ring body 52 clips of spring 50 are positioned in the recess 46, further make spring 50 and metallic gasket 40 link and be one, after tail-hood 20 dismountings, can not make spring 50 landings.To sum up, being linked each other of this case spring 50, metallic gasket 40 and button piece 30 is one, and when further making tail-hood 20 with body 10 dismountings, the effect that spring 50, metallic gasket 40 or button piece 30 can landing separate is reached.

Claims

1. the improvement of a flashlight base push switch, this device have a flashlight body and rear perpheral thereof to be provided with external screw thread; Be provided with interior tank in one tail-hood, trough wall surface is provided with internal thread, and the rear end is provided with through hole; The button piece of one insulation, its rear end cylinder is that loose joint is gone in the through hole; It is characterized in that: the front end at the button piece presents the disk body of external diameter greatly, and this disc surfaces convexes with L type coupler body; One metallic gasket is provided with at least more than one L type perforation for the snapping of L type coupler body and the catch of plural number, and this catch is the outside of being located at the metallic gasket central point with the inclination elevation angle, and the catch below forms the recess for the location; Its base ring body clip of one spring is positioned in the recess.

2. the improvement of flashlight base push switch according to claim 1, it is characterized in that: the surface of described disk body is convexly equipped with at least more than one paxilla according to need, be provided with arcuate socket on the metallic gasket according to need, paxilla packing clip is between the hole wall of arc perforation.

3. the improvement of flashlight base push switch according to claim 1, it is characterized in that: described L type its shape of boring a hole is made up of vertical hole and transverse holes, its shape of L type coupler body is to be made of cross bar and vertical rod, cross bar passes outside vertical hole, and the vertical rod clip is positioned the wall surface of the hole of transverse holes.