CN2914138Y

CN2914138Y - Multi-piece lens cover mechanism

Info

Publication number: CN2914138Y
Application number: CN200620113642.3U
Authority: CN
Inventors: 何进兴
Original assignee: Altek Corp
Current assignee: Altek Corp
Priority date: 2006-05-11
Filing date: 2006-05-11
Publication date: 2007-06-20
Anticipated expiration: 2016-05-11

Abstract

A multi-sheet lens cap mechanism is arranged on a fixed seat and comprises a plurality of cap body blades, a sliding door switch and a gear train transmission mechanism. The cover body blades are rotatably arranged on the fixed seat, the cover body blades can be jointed or separated, the sliding door switch can be slidably arranged on the fixed seat, the gear train transmission mechanism is connected between the cover body blades and the sliding door switch, and the sliding door switch can drive the cover body blades to rotate by means of the gear train transmission mechanism; therefore, the multi-piece lens cover mechanism is formed, the space required by opening and closing the cover body blades is saved, and the time required by opening and closing is shortened.

Description

The multiple-piece lens cover mechanism

Technical field

The utility model relates to a kind of multiple-piece lens cover mechanism, refers to a kind of image device that is applicable to especially, as mobile phone, camera, video camera and projector, with manually or automatically open and close lens cap.

Background technology

The lens cover mechanism of known camera, number as the Taiwan patent announcement: 570207 (date of declaration: on 01 01st, 2004) promptly disclose a kind of " camera with lens cover mechanism ", and it comprises: procapsid, back casing, fuselage and lens cover mechanism with outer opening; This lens cover mechanism comprises: a switch, and it is arranged at the avris of this procapsid; One inner housing, its dorsal surface and tool one that is arranged at this procapsid colludes body; One lid, it has the first connecting rod that one is extended, and this first connecting rod is articulated in the dorsal surface of this procapsid; One third connecting rod, the breaker slot that it comprises a fixed part, a base portion and is arranged at this base portion, this fixed part is fixed in aforementioned switches; One second connecting rod, it has the body of colluding and first and second convex body, and described first and second convex body is slidably connected to first connecting rod respectively, with the end in the breaker slot of base portion, this second and third connecting rod and outside, be guided and displacement between inner housing again; And a flexible member, what it was connected in aforementioned second connecting rod colludes the colluding between the body of body and aforementioned inner housing.

But, in the lens cover mechanism of above-mentioned known camera, because of this lid is adopted the one chip design, make that the volume of this lid is bigger, this lid required space when folding is also bigger, and this lens cover mechanism utilizes connecting rod to drive this lid folding, and the time required when making this lid folding is longer.And the trend of product design at present is all towards light, thin, short, little and easy to use, and this lid is adopted the restriction increase that the one chip design will make product design, delay research and development of products time-histories.

Therefore, the design people improves thoughts on above-mentioned defective, is that the spy concentrates on studies and cooperates the utilization of scientific principle, proposes a kind of reasonable in design and effectively improve the utility model of above-mentioned defective finally.

The utility model content

Fundamental purpose of the present utility model provides a kind of multiple-piece lens cover mechanism, makes it save the required space of lid blade folding, and shortens the folding required time.

To achieve the above object, the utility model provides a kind of multiple-piece lens cover mechanism, and it is arranged on the holder, and this lens cover mechanism comprises: a plurality of lid blades, and it is arranged on this holder rotationally, and these lid blades engage or separate; One slide switch, it is mounted slidably on this holder; And a gear train gear train, it is connected between these lid blades and this slide switch.

This lens cap of the present utility model is constituted with a plurality of lid blades, because of this lid blade volume little, required space in the time of can reducing folding, and this lid blade engages in the mode of rotating or separates, required time in the time of can shortening folding, the design of this multiple-piece lens cover mechanism will make the restriction of product design reduce, and accelerate research and development of products.

In order further to understand feature of the present utility model and technology contents, see also following relevant for detailed description of the present utility model and accompanying drawing, yet appended accompanying drawing only for reference with the explanation usefulness, be not to be used for the utility model is limited.

Description of drawings

Fig. 1 is the perspective exploded view of the utility model multiple-piece lens cover mechanism first embodiment.

Fig. 2 is the schematic perspective view of the utility model multiple-piece lens cover mechanism first embodiment.

Fig. 3 is the synoptic diagram of the utility model clinch.

Fig. 4 is the user mode figure of the utility model multiple-piece lens cover mechanism first embodiment.

Fig. 5 is the user mode figure of the utility model multiple-piece lens cover mechanism first embodiment.

Fig. 6 is the perspective exploded view of the utility model multiple-piece lens cover mechanism second embodiment.

Fig. 7 is the schematic perspective view of the utility model multiple-piece lens cover mechanism second embodiment.

Fig. 8 is the user mode figure of the utility model multiple-piece lens cover mechanism second embodiment.

The main element description of reference numerals:

10 cameras

Coverboard 12 back casings before 11

111 openings

112 perforation

13 accommodation spaces

20 holders

21 reference columns, 22 guide grooves

23 guide rails, 24 guide blocks

30 lid blades

31 extensions, 32 clinch

40 slide switches

41 driver elements

411 hand push portions

50 gear train gear trains

51 tooth bars, 52 gears

53 gear rings

531 external gears

532 annuluses

Embodiment

See also Fig. 1, Fig. 2 and shown in Figure 3, the utility model multiple-piece lens cover mechanism is installed on the holder 20 of a camera 10 inside, and this lens cover mechanism comprises two lid blades 30, a slide switch 40 and a gear train gear train 50.A coverboard 11 and a back casing 12 before this camera 10 has one, this preceding coverboard 11 and this back casing 12 are combined as a whole, and form an accommodation space 13, and the front surface of this preceding coverboard 11 is provided with a rounded opening 111 and and is microscler perforation 112.This holder 20 is arranged at this accommodation space 13, and gives suitable fixing, and these holder 20 front surfaces are provided with two reference columns 21 and a guide groove 22.

This lid blade 30 roughly is a semicircle, these lid blade 30 1 end faces stretch out into an extension 31, this extension 31 is articulated in the reference column 21 of this holder 20, this lid blade 30 is arranged on this holder 20 rotationally, these lid blade 30 other ends form a clinch 32, these lid blades 30 utilize this clinch 32 overlap joints, and these lid blades 30 are resisted against the opening 111 of this preceding coverboard 11.

This slide switch 40 is mounted slidably the guide groove 22 in this holder 20, this slide switch 40 is provided with a driver element 41, this driver element 41 is proficiency pushed section 411, and this hand push portion 411 is arranged at this slide switch 40 nearly end places, and this hand push portion 411 is corresponding to the perforation 112 of this preceding coverboard 11.

This gear train gear train 50 has a tooth bar 51 and two gears 52, this tooth bar 51 is arranged at this slide switch 40 nearly other end places, these gears 52 are fixedly arranged on the extension 31 of these lid blades 30 respectively, these gears 52 are engaged in this tooth bar 51 tops and below respectively, and this gear train gear train 50 is connected between these lid blades 30 and this slide switch 40.

See also Fig. 4 and shown in Figure 5, during use with the hand push portion 411 of this slide switch 40 of hand propelled, make this tooth bar 51 drive the gear 52 that is fixedly arranged on these lid blades 30, make these lid blades 30 rotate, and then control these lid blades 30 overlap joints and engage or separate, and can utilize extension 31 length of these lid blades 30, change the distance that these lid blades 30 separate.

As Figure 6 and Figure 7, second embodiment of the present utility model, these holder 20 front surfaces are provided with three reference columns 21, a guide rail 23 and three guide blocks 24.Three lid blades 30 roughly triangular in shape, these lid blade 30 1 end faces stretch out into an extension 31, this extension 31 is articulated in the reference column 21 of this holder 20, this lid blade 30 is arranged on this holder 20 rotationally, these lid blade 30 other ends form a clinch 32, and these lid blades 30 utilize this clinch 32 overlap joints.

This gear train gear train 50 has a gear ring 53, this gear ring 53 is mounted slidably the guide rail 23 in this holder 20, these gear ring 53 outsides are resisted against the guide block 24 of this holder 20 slidably, this gear ring 53 has an external gear 531 and an annulus 532, this external gear 531 is arranged in these gear ring 53 outer side-lower one proper ranges, this external gear 531 is engaged in the tooth bar 51 of this gear train gear train 50, this annulus 532 is arranged at this gear ring 53 inboards, and this annulus 532 is engaged in the gear 52 of this gear train gear train 50.

See also shown in Figure 8, during use with the hand push portion 411 of this slide switch 40 of hand propelled, make the external gear 531 in tooth bar 51 these gear ring 53 outsides of drive of this gear train gear train 50, make the gear 52 of annulus 532 these gear train gear trains 50 of drive of these gear ring 53 inboards, make these lid blades 30 rotate, and then control these lid blade 30 overlap joint joint or separation.

In other embodiments, this driver element 41 also can be an elastic body group, an oil gear or an electric device.These lid blades 30 also can be arc shape, toroidal or polygon-shaped; By above-mentioned composition to form multiple-piece lens cover mechanism of the present utility model.

The utility model is a multiple-piece lens cover mechanism, this lens cap is constituted with a plurality of lid blade 30, because of these lid blade 30 volumes little, required space in the time of can reducing folding, and this lid blade 30 engages in the mode of rotating or separates, required time in the time of can shortening folding, the design of this multiple-piece lens cover mechanism will make the restriction of product design reduce, and accelerate research and development of products.

But; the above is a preferable possible embodiments of the present utility model, and is non-so promptly limit to scope of patent protection of the present utility model, so the equivalent structure that uses the utility model instructions and accompanying drawing content to do such as changes; all in like manner be contained in the protection domain of the present utility model explanation hereby.

Claims

1, a kind of multiple-piece lens cover mechanism, it is arranged on the holder, it is characterized in that, comprising:

A plurality of lid blades, it is arranged on this holder rotationally, and these lid blades engage or separate;

One slide switch, it is mounted slidably on this holder; And

One gear train gear train, it connects these lid blades and this slide switch.

2, multiple-piece lens cover mechanism as claimed in claim 1 is characterized in that this holder front surface is provided with a guide groove, and this slide switch is mounted slidably in this guide groove.

3, multiple-piece lens cover mechanism as claimed in claim 2, it is characterized in that this gear train gear train has a tooth bar and a plurality of gear, this tooth bar is arranged at this slide switch, and these gears are fixedly arranged on these lid blades respectively, and these gearing mesh are in this tooth bar.

4, multiple-piece lens cover mechanism as claimed in claim 1, it is characterized in that this gear train gear train has a tooth bar, a plurality of gear and a gear ring, this tooth bar is arranged at this slide switch, these gears are fixedly arranged on these lid blades respectively, this gear ring is mounted slidably in this holder, and this gear ring outside has an external gear, and this external gear is engaged in this tooth bar, this gear ring inboard has an annulus, and this annulus is engaged in these gears.

5, multiple-piece lens cover mechanism as claimed in claim 4 is characterized in that this holder front surface is provided with a guide rail and a plurality of guide block, and this gear ring is mounted slidably in this guide rail, and this gear ring outside is resisted against these guide blocks slidably.

6, multiple-piece lens cover mechanism as claimed in claim 1, it is characterized in that this holder front surface is provided with a plurality of reference columns, this lid blade one end face stretches out into an extension, this extension is articulated in the reference column of this holder, this lid blade other end forms a clinch, and these lid blades utilize this clinch overlap joint.

7, multiple-piece lens cover mechanism as claimed in claim 1 is characterized in that these lid blades are arc shape, toroidal or polygon-shaped.

8, multiple-piece lens cover mechanism as claimed in claim 1 is characterized in that this slide switch is provided with a driver element, and this driver element is proficiency pushed section, an elastic body group, an oil gear or an electric device.