CN201363563Y

CN201363563Y - Focusing torch structure

Info

Publication number: CN201363563Y
Application number: CNU2009200041186U
Authority: CN
Inventors: 陈昱良; 赖廷芳
Original assignee: Genius Electronic Optical Co Ltd
Current assignee: Genius Electronic Optical Co Ltd
Priority date: 2009-02-04
Filing date: 2009-02-04
Publication date: 2009-12-16
Anticipated expiration: 2019-02-04

Abstract

The utility model relates to a focusing torch structure, which comprises a hollow cylinder body, a light emitting device, a light transmission cover and a focusing device. The inside of the hollow cylinder body can hold a power supply component, the rear end of the hollow cylinder body is in screw-joint with an outer cover with a switch device, an annular catching groove and a convex retaining ring are arranged inside the hollow cylinder body approaching to the front end, and the front end of the outside is provided with an expanded section. The light emitting device is sleeved between the annular catching groove and the convex retaining ring of the hollow cylinder body. The light transmission cover is plugged and sealed at the front end of the hollow cylinder body, and the front end of the outside of the light transmission cover is provided with a limit groove holding a water stop ring while the rear end is provided with a raised hook hooked with the annular catching groove. The focusing device comprises a hollow sleeve pipe, a first annular step, a second annular step and a third annular step which are reduced in diameter are backwardly arranged inside the hollow sleeve pipe from the front end, wherein the front end of the first annular step is formed with a thread section and is in screwed sleeve with an emergent port gland, a lens is sleeved and positioned between the first annular step and the emergent port gland of the hollow sleeve pipe, the second annular step is held in the expanded section of the hollow cylinder body, and the third annular step is sleeved outside the hollow cylinder body. The focusing torch structure can change the space between the light transmission cover and the lens via a linear displacement focusing device.

Description

The focusing type flashlight structure

Technical field

The utility model relates generally to a kind of zoom formula flashlight structure, refers to a kind of focusing type flashlight structure that adopts straight line to pass the adjustment focal length variations especially.

Background technology

By existing disclosed correlation technique, (be called for short: patent case 1), this application comprises: 1 independent claims and 6 dependent claims as Taiwan patent application case number No. 95120629 " the fast zoom device of LED ".Its independent claims are set at: " the fast zoom device of a kind of LED comprises: a body is equiped with a supply unit within this body; One LED, this LED connects this supply unit, makes this LED be fixed on the preceding inside of this body; And convex lens, these convex lens are located at side before this LED, and these convex lens can move relative to this LED, and the variable in distance of relative these convex lens of this LED is in the two focus length of these convex lens.”

The technical characterictic of above-mentioned announcement; in fact existing identical public technology discloses in the middle of granted patent more early; (be called for short: patent case 2) as patent announcement No. 568245 " flashlight of the optically focused of can showing up entirely "; it promptly discloses; can supply equipped with battery in the flashlight body interior; its front end inside is provided with lamp socket; this lamp socket has planted light-emitting component; one lampshade group; be located at flashlight body front-end protection lamp socket and light-emitting component; be provided with an optical bodies in this lampshade group, this optical bodies is convex lens, and this lampshade group relatively light-emitting component carry out the zoom adjustment and set.

Though the structure spare part that above-mentioned patent case 1 discloses is obviously different with the structure spare part of patent case 2, and patent case 1 more defines in its appended claims, and these convex lens variable in distance scope of this LED relatively are 0mm to 32mm.But this patent case 1 defines its technical scope expansion being set with painstakingly of its patent independent claims, causes its technical characterictic all to fall into the technology category that patent case 2 is disclosed.

The utility model applicant proposes the public technology of this patent case 1 especially, the assembling ordering of constitutional detail that mainly is this patent case 1 is similar to the utility model architectural feature, yet, in the structure that patent case 1 is disclosed, still have the body interior front end and need carry out internal thread machining, and the holder of this application luminescence component need carry out externally threaded procedure relatively, with be built up in the not part of label annotation explanation in addition of luminescence component front end majority so that shortcomings such as spare part is more, procedure is more loaded down with trivial details, manufacturing cost height are arranged.

In view of this, the present utility model people is improved innovation at above-mentioned shortcoming, through studying intensively continuous seeking change and innovation with great concentration, satisfies under fully perfect design, through repeatedly studying, testing, finishes the utility model finally and proposes the utility model patent application.

The utility model content

Technical problem to be solved in the utility model provides a kind of designs simplification, assembling is easy to the focusing type flashlight structure.

For solving the problems of the technologies described above, the technical scheme that the utility model is taked is: a kind of focusing type flashlight structure, and it comprises:

One hollow stack shell, inside can supply set battery, the rear end is provided with screw, can be provided with externally threaded enclosing cover for one and be spirally connected, this enclosing cover is axially arranged with switching device, can be for whether controlling conduction from outside in the mode of pushing, and be provided with a latch closure groove and a convex blocking ring at hollow stack shell inner near front end, outer front end then is formed with extension diameter section, and being positioned at the extension diameter section rear is ring groove, is arranged with O shape ring in ring groove.

One light-emitting device, sheathed being positioned between hollow stack shell latch closure groove and convex blocking ring, it comprises: a luminescence component is arranged on a circuit board front end, this circuit board is incorporated into radiating seat and connects to one, and be with a reflector at the luminescence component front end, this reflector is provided with center hole, can wear for luminescence component to protrude the reflector front end;

One diffuser, plug sleeve are sealed in hollow stack shell front end, and its outer front end is formed with stopper slot can hold cover one seal ring, and the rear end is provided with protruding colluding can be clamped into aforementioned latch closure groove location.

One zoom lens control device comprises: a hollow sleeve, inner be provided with first, second and third loop order of tapered diameter backward in regular turn from front end, and this first loop order front end is formed with internal thread segment, and swivel nut has a light-emitting window gland; Aforementioned second loop order can hold cover for the extension diameter section of hollow stack shell, and the 3rd loop order can be placed in hollow stack shell outside; One lens are placed between first loop order of hollow sleeve and the light-emitting window gland and locate.

Form by above-mentioned member, except when during the straight-line displacement hollow sleeve, can reach and change between diffuser and the lens, the existing structure spare part of simplification is more arranged and change existing structure part assembling morphology, reach assembly program effect easily apart from changing function.

Description of drawings

Fig. 1 is the utility model structure preferred embodiment exploded view;

Fig. 2 is the utility model structure preferred embodiment assembled sectional view;

Fig. 3 is the partial enlarged drawing of Fig. 2;

Fig. 4 is the utility model structure preferred embodiment action schematic diagram.

Description of reference numerals:

Hollow stack shell--10 screws------11 latch closure grooves------12 convex blocking rings------13

Extension diameter section----14 ring grooves----15 O shapes ring------16 Power Supply Assembly---20

Enclosing cover------30 external screw threads----31 light-emitting devices--40 luminescence component---41

Circuit board----42 radiating seats----43 reflectors------44 center hole--441

Diffuser----50 stopper slots----51 seal rings------52 protruding colluding---------53

Zoom lens control device--60 hollow sleeves--61 first loop order--, 611 internal thread segment-6111

Second loop order-612 the 3rd loop order-613 light-emitting window gland-62 external thread section--621

Lens------63

The specific embodiment

Below cooperate again the utility model preferred embodiment graphic further specify as after, be familiar with the utility model correlation technique personage in the hope of making, implement according to this with the statement of this specification:

See also Fig. 1 to shown in Figure 4, focusing type flashlight structure for the utility model preferred embodiment, comprise: a hollow stack shell 10, inside can be for installing Power Supply Assembly 20, but this Power Supply Assembly 20 is a kind of battery case of several batteries of suit in the present embodiment, be provided with screw 11 in hollow stack shell 10 rear ends, can be spirally connected for an enclosing cover 30 that is provided with external screw thread 31, these enclosing cover 30 inside are provided with power switch device, this power switch device can be for whether controlling conduction from outside in the mode of pushing, (the aforementioned power switch device of being located at enclosing cover 30 is an existing structure, and non-the utility model technique improvement place, so do not add and give unnecessary details), and be provided with a light-emitting device 40 and a diffuser 50 in hollow stack shell 10 front end inside, be provided with a zoom lens control device 60 in hollow stack shell 10 front end outer cover and form.

Wherein, this hollow stack shell 10, inner near front end are provided with a latch closure groove 12 and a convex blocking ring 13 in regular turn, and outer front end then is formed with extension diameter section 14, and being positioned at extension diameter section 14 rears is ring grooves 15, are arranged with O shape ring 16 in ring groove 15;

This light-emitting device 40, between the sheathed latch closure groove 12 and protruding retaining 13 that is positioned at hollow stack shell 10, it comprises: a luminescence component 41 is arranged on a circuit board 42 front ends, this circuit board 42 is incorporated into radiating seat 43 and connects to one, and be with a reflector 44 at luminescence component 41 front ends, this reflector 44 is provided with center hole 441, can wear for luminescence component 41 and protrude from reflector 44 front ends; Wherein, these radiating seat 43 external end edges can be resisted against above-mentioned convex blocking ring 13 1 sides, and circuit board 42 outer faces can for diffuser 50 1 ends against.This diffuser 50, but plug sleeve is sealed in hollow stack shell 10 front ends, its outer front end is formed with stopper slot 51, overlaps a seal ring 52 in stopper slot 51 contents, and the rear end then is provided with the protruding 53 latch closure grooves 12 that can be clamped into hollow stack shell 10 that collude and locatees; Wherein after diffuser 50 covers were fixed in hollow stack shell 10 front end inside, these seal ring 52 outer rims can be resisted against the front inner wall of hollow stack shell 10, make between hollow stack shell 10 and the diffuser 50 to have water-proof function.

This zoom lens control device 60, comprise: a hollow sleeve 61, can be coated on hollow stack shell 10 front ends and carry out the straight-line displacement adjustment of suitable distance, its inside is provided with first loop order 611, second loop order 612, the 3rd loop order 613 of tapered diameter backward in regular turn from front end, these first loop order, 611 front ends are formed with internal thread segment 6111, and swivel nut has a light-emitting window gland 62 that is provided with external thread section 621; Aforementioned second loop order 612 can hold cover for the extension diameter section 14 of hollow stack shell 10, and the 3rd loop order 613 can be placed in hollow stack shell 10 outsides; One lens 63, be placed in location between first loop order 611 of hollow sleeve 61 and the light-emitting window gland 62, these lens 63 adopt convex lens to cooperate in present embodiment and describe, one end can be kept out in the boundary end face of first loop order 611 and second loop order 612, and the other end can be resisted against light-emitting window gland 62 opposing end surfaces.

Form by above-mentioned member, can can change the focal length variations of 41 of the luminescence components of lens 63 and light-emitting device 40 via the hollow sleeve 61 that straight line is passed zoom lens control device 60, and when hollow sleeve pipe 61 continues to pass toward light direction, at last can be spacing for second loop order 612 and the 3rd loop order 613 boundary end face backstops of hollow sleeve 61 by extension diameter section 14 lateral edges of hollow stack shell 10, detach hollow stack shell 10 to prevent hollow sleeve 61.

Each assembly that more than is a kind of focusing type flashlight structure of the utility model detailed descriptions such as mode of structure, position and assembling that are associated, enforcement effect and the use characteristic that the utility model institute expectability is reached again is described as follows:

The utility model directly designs a latch closure groove and a convex blocking ring in hollow stack shell interior forward end, so, after the light-emitting device group is placed in hollow stack shell interior forward end, can directly utilize convex blocking ring as the backstop limit function, afterwards, can continue to carry out the protruding buckle that colludes of diffuser locate in aforementioned latch closure groove, this structural form does not have the be spirally connected inconvenience consuming time of mode of this place in the prior art, truly has the convenience when promoting the utility model and assembling.

Moreover the utility model is with a seal ring between hollow stack shell inside and diffuser, is arranged with O shape ring between the hollow sleeve of hollow stack shell outside and zoom lens control device, can make the function of the utility model focusing type flashlight structure leading portion portion tool waterproof in view of the above.

To sum up institute is old, only is one of the utility model preferred embodiment, is not the scope that is used for limiting the utility model enforcement.Be that all equalizations of being done according to the utility model patent claim change and modification, be all the utility model claim and contain.

Claims

1. focusing type flashlight structure comprises: a hollow stack shell, the rear end enclosing cover that is provided with switching device that is spirally connected, and front end sleeve is connected to zoom lens control device, it is characterized in that:

This hollow stack shell inner near front end is provided with a latch closure groove and a convex blocking ring, and outer front end is provided with extension diameter section; One light-emitting device is between the sheathed latch closure groove and convex blocking ring that is positioned at the hollow stack shell; One diffuser, plug sleeve are sealed in hollow stack shell interior forward end, and its rear end is provided with protruding colluding, and this protruding hook is stuck in aforementioned latch closure groove location.

2. focusing type flashlight structure as claimed in claim 1, it is characterized in that, this zoom lens control device comprises: a hollow sleeve, inner first, second and third loop order that is provided with tapered diameter from front end backward in regular turn, this first loop order front end swivel nut has a light-emitting window gland, and lens are placed between first loop order of hollow sleeve and the light-emitting window gland and locate, this second loop order holds the extension diameter section that is placed in the hollow stack shell, and the 3rd loop order is placed in hollow stack shell outside.

3. focusing type flashlight structure as claimed in claim 1 is characterized in that, this hollow stack shell is provided with a ring groove in the extension diameter section rear, is arranged with O shape ring in this ring groove and contacts at zoom lens control device.

4. focusing type flashlight structure as claimed in claim 1 is characterized in that, this diffuser outer front end is provided with stopper slot, cover one seal ring in stopper slot, and this seal ring contacts at hollow stack shell inwall.

5. focusing type flashlight structure as claimed in claim 1, it is characterized in that, this light-emitting device comprises: a luminescence component is arranged on a circuit board front end, this circuit board is incorporated into radiating seat, this luminescence component front end is with a reflector, this reflector is provided with center hole, and luminescence component wears this center hole and protrudes from the reflector front end.

6. focusing type flashlight structure as claimed in claim 5 is characterized in that, this radiating seat external end edge is against convex blocking ring one side of hollow stack shell, and circuit board outer face and diffuser one end against.

7. focusing type flashlight structure comprises: a hollow stack shell, the rear end enclosing cover that is provided with switching device that is spirally connected, and front end sleeve is connected to zoom lens control device, it is characterized in that:

This hollow stack shell inner near front end is provided with a latch closure groove and a convex blocking ring, and outer front end is provided with extension diameter section, is provided with a ring groove in the extension diameter section rear, and this ring groove is with O shape ring; One light-emitting device is between the sheathed latch closure groove and convex blocking ring that is positioned at the hollow stack shell; One diffuser, plug sleeve are sealed in hollow stack shell interior forward end, and its outer front end is formed with stopper slot and holds cover one seal ring, and the rear end is provided with protruding hook and is stuck in aforementioned latch closure groove location.

8. focusing type flashlight structure as claimed in claim 7, it is characterized in that, this light-emitting device comprises: a luminescence component is arranged on a circuit board front end, this circuit board is incorporated into radiating seat, this luminescence component front end is with a reflector, this reflector is provided with center hole, and luminescence component wears and protrudes from the reflector front end.