CN2331005Y - Spring-free focus-adjusting and focussing device - Google Patents
Spring-free focus-adjusting and focussing device Download PDFInfo
- Publication number
- CN2331005Y CN2331005Y CN 98208408 CN98208408U CN2331005Y CN 2331005 Y CN2331005 Y CN 2331005Y CN 98208408 CN98208408 CN 98208408 CN 98208408 U CN98208408 U CN 98208408U CN 2331005 Y CN2331005 Y CN 2331005Y
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- China
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- focusing
- camera lens
- multisection type
- spring
- skewed slot
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- Expired - Fee Related
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Abstract
The utility model relates to a spring-free focus-adjusting and focusing device, which is arranged on the lens part of a digital camera. The utility model comprises a lens and a sleeve barrel. The utility model is characterized in that the external of the sleeve barrel is provided with a multi-stage chute, a focus-adjusting elastic post, a focus-adjusting lever, a focusing limiting sliding block and a control button; the focus-adjusting elastic post is arranged on the barrel body of the lens and sheathed into the multi-stage chute; the focus-adjusting lever is connected with the focus-adjusting elastic post and used for moving the position of the focus-adjusting elastic post on the multi-stage chute; the focusing limiting sliding block is connected with the multi-stage chute and used for fixing the position of the focus-adjusting elastic post on the multi-stage chute; the control button is connected with the focus-adjusting lever and used for shifting the focus-adjusting lever to control the movement of the focus-adjusting lever.
Description
The utility model relates to a kind of focusing focusing mechanism, relates in particular to a kind of no spring focusing focusing mechanism that is applied to digital mechanism camera lens.
The camera lens of the digital camera of prior art all adopts the structure of inclined-plane spring, to adjust the focal length of camera lens and scenery.Yet the part number of this design is various, and assembles time-consumingly, and Fig. 1 is the decomposition texture synoptic diagram of the digital camera camera lens part of prior art.As shown in the figure, this one group of spring 11 of design employing and one has the sleeve 12 of ramp structure, to make the usefulness of focusing and focusing.For cooperating the structure of focusing and focusing, the part at this camera lens position is very various, not only increases manufacturing cost, and tool is safeguarded and is difficult for, more is difficult to dwindle according to this structure the volume of camera.
Fundamental purpose of the present utility model is proposing a kind of improved no spring focusing focusing mechanism, it need not use the focusing ring and the focusing ring of the separation of prior art, just the complex function that has focusing and focusing, both, can save the cost and the time of assembling again with the structure of simplifying the digital camera camera lens and the volume that dwindles digital camera.
The purpose of this utility model is achieved in that
A kind of no spring focusing focusing mechanism, it is installed in the camera lens position of digital camera, comprising: a camera lens, this camera lens is long tubular; One sleeve, it can be sleeved on camera lens; Be characterized in:
Outer placing at described sleeve is provided with a multisection type skewed slot; Also comprise:
One focusing elasticity post, it is installed on the stack shell of this camera lens, and is inserted in the described multisection type skewed slot;
One focusing driving lever, it is connected with described focusing elasticity post, in order to move this position of focusing elasticity post on described multisection type skewed slot.
In above-mentioned no spring focusing focusing mechanism, wherein, also be provided with a focusing restriction slide block in the described device, it is connected with this multisection type skewed slot, in order to fix this position of focusing elasticity post on this multisection type skewed slot.
In above-mentioned no spring focusing focusing mechanism, wherein, on described focusing dead man, connect a control knob, move to control it in order to stir the focusing driving lever.
In above-mentioned no spring focusing focusing mechanism, wherein, described multisection type skewed slot is the cam path with the different gradients of multisection type.
The utility model is owing to be provided with an independent multisection type skewed slot, in this multisection type skewed slot, be inserted in a focusing elasticity post and connect a focusing restriction slide block, on this focusing elasticity post, connect a focusing driving lever, just can reach the complex function of focusing and focusing thus, and must not make it both can reduce number of spare parts with the focusing ring and the focusing ring of the separation of prior art; Simultaneously, can also utilize open flume type elasticity post replacing spring,, make that the camera lens return is fixing can not to be rocked, and make combination and install and easy to adjustly save time again with when focusing and the focusing.
Fig. 1 is the decomposing schematic representation of the lens construction of prior art.
Fig. 2 A is the structural representation according to the no spring focusing focusing mechanism that the utility model proposes.
Fig. 2 B is the structural representation according to focusing elasticity post in the no spring focusing focusing mechanism that the utility model proposes.
Fig. 2 C is the structural representation according to multisection type skewed slot in the no spring focusing focusing mechanism that the utility model proposes.
Fig. 2 D is according to multisection type skewed slot and the sectional view of qualification focusing with slide block in the no spring focusing focusing mechanism that the utility model proposes.
Fig. 3 A faces structural representation figure according to the no spring focusing focusing mechanism that the utility model proposes.
Fig. 3 B be according to the no spring focusing focusing mechanism that the utility model proposes side-looking structural representation figure.
Fig. 3 C is the side-looking structural representation figure according to the no spring focusing focusing mechanism that the utility model proposes.
Fig. 3 D is structural representation figure when focusing looking up of focusing mechanism according to the no spring that the utility model proposes.
Fig. 4 is the decomposition texture synoptic diagram according to the no spring focusing focusing mechanism that the utility model proposes.
No spring focusing focusing mechanism of the present utility model is shown in Fig. 2 A, and it mainly comprises a digital camera camera lens 21, one sleeves 22, one multisection type skewed slots 25, one focusing elasticity posts 23, one focusing driving levers 24, one control knobs 26, and a focusing restriction slide block 27.
The stack shell that the utility model utilizes a focusing elasticity post 23 to be fixed on camera lens 21 is placed outward, shown in Fig. 2 B, with the function of the spring that replaces spring number section focus adjusting mechanism.Focusing elasticity post 23 is a single-channel type elasticity post, and it can be inserted in the multisection type skewed slot 25 on the sleeve 22, with the usefulness as several sections focusing, sees also shown in Fig. 2 C, and the outer multisection type skewed slot 25 that is with at sleeve 22 can be two sections or several sections.The multisection type skewed slot is the cam path of a multisection type, when on the focusing focusing position 251,252 of elasticity post 23 at multisection type skewed slot 25, can make the focal length of alignment lens scenery, and when focusing elasticity post 23 is on focusing position 253, then can carry out the action of focal length fine setting.
Moving forward and backward of camera lens 21 must be controlled the position of focusing elasticity 23 on multisection type skewed slot 25 by focusing driving lever 24.27 of slide blocks of focusing restriction are used for assisting the location to defocused, and the position of elasticity post 23 on multisection type skewed slot 25 of firmly focusing.
Relevant multisection type skewed slot 25 and focusing limit the application principle of slide block 27, see also the synoptic diagram of Fig. 2 D.When camera when adjusting focal length, must move forward and backward camera lens.Suppose when remote, the set positions of camera lens be the I I ', and closely the time, the set positions of camera lens is 11 11 ', when the camera lens focusing is too near, can adjust focusing restriction slide block 27 at position X, this moment, camera lens 0 moved on to position a+b from the position, just the camera lens distance of a+b of advancing.When the camera lens focusing is moved too far, then can adjust focusing restriction slide block 27 at position Y.At this moment, camera lens just moves on to position a+b+a from position a, just the camera lens distance of a+b of advancing again.So, clear in order to make imaging, as long as move focusing elasticity post 23, make it to move forward and backward along multisection type skewed slot 25, just can make camera lens be rotated the motion of forward-reverse, thereby reach the purpose of focusing focusing.
Side view of the present utility model sees also Fig. 3 A to Fig. 3 C, and camera lens 21 is linked in the sleeve 22.The outer multisection type skewed slot 25 that is with of sleeve 22.Focusing elasticity post 23 passes multisection type skewed slot 25, to move on multisection type skewed slot 25, adjusts the distance of the front and back of camera lens 21 simultaneously.Focusing elasticity post 23 connects a focusing driving lever 24 and a control knob 26.When focusing, the user stirs control knob 26, and with mobile focusing driving lever 24, and 23 groups on the elasticity post of will focusing simultaneously moves on to the focusing position 251,252 of multisection type skewed slot 25, the action that camera lens just can be focused.And when focusing, the user stirs control knob 26, and moving focusing driving lever 24, and 23 groups on the elasticity post of will focusing simultaneously moves on to the focusing position 251,253 of multisection type skewed slot 25, the action that camera lens just can be focused.And when focusing, the user stirs control knob 26, and moving focusing driving lever 24, and 23 groups on the elasticity post of will focusing simultaneously moves on to the focusing position 253 of multisection type skewed slot 25, the work that camera lens just can be focused.This shows that the utility model need only utilize the complex function that can reach focusing and focusing once independent multisection type skewed slot 25, and must not use the focusing ring and the focusing ring of the separation of prior art.
The side view of Fig. 3 A of the utility model sees also Fig. 3 B and Fig. 3 C, and upward view sees also Fig. 3 D.
Decomposition texture synoptic diagram of the present utility model sees also Fig. 4.Camera lens 21 connects a focusing elasticity post 23.There is a multisection type skewed slot 25 at the position of fit camera lens on the sleeve 22.Focusing elasticity post 23 is controlled to adjust the position of focusing elasticity post 23 on multisection type skewed slot 25 by a focusing driving lever 24.Control knob 26 is positioned at the camera lens outside, and the person of being easy to use moves forward and backward focusing driving lever 24.Focusing restriction slide block 27 can be when focusing the position of fixed lens focusing elasticity post 24 on multisection type skewed slot 25.
The utility model is for the focusing focusing structure of the digital camera camera lens that improves prior art, adopt the cam path of the different gradients of multistage to adjust structure, both can reduce number of spare parts, and can utilize open flume type elasticity post to replace spring, with when focusing and focus, make that the camera lens return is fixing can not to be rocked, and make combination and install and easy to adjustly save time again.
Claims (4)
1. no spring focusing focusing mechanism, it is installed in the camera lens position of digital camera, comprising:
One camera lens, this camera lens is long tubular;
One sleeve, it can be sleeved on camera lens,
It is characterized in that:
Outer placing at described sleeve is provided with a multisection type skewed slot; Also comprise:
One focusing elasticity post, it is installed on the stack shell of this camera lens, and is inserted in the described multisection type skewed slot;
One focusing driving lever, it is connected with described focusing elasticity post, in order to move this position of focusing elasticity post on described multisection type skewed slot.
2. no spring focusing focusing mechanism as claimed in claim 1 is characterized in that: also be provided with a focusing restriction slide block in described device, it is connected with this multisection type skewed slot, in order to fix this position of focusing elasticity post on this multisection type skewed slot.
3. no spring focusing focusing mechanism as claimed in claim 1 is characterized in that:
On described focusing dead man, connect a control knob, move to control it in order to stir the focusing driving lever.
4. no spring focusing focusing mechanism as claimed in claim 1 is characterized in that:
Described multisection type skewed slot is the cam path with the different gradients of multisection type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98208408 CN2331005Y (en) | 1998-01-13 | 1998-01-13 | Spring-free focus-adjusting and focussing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98208408 CN2331005Y (en) | 1998-01-13 | 1998-01-13 | Spring-free focus-adjusting and focussing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2331005Y true CN2331005Y (en) | 1999-07-28 |
Family
ID=33964135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98208408 Expired - Fee Related CN2331005Y (en) | 1998-01-13 | 1998-01-13 | Spring-free focus-adjusting and focussing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2331005Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414098B (en) * | 2007-10-19 | 2010-09-29 | 鸿富锦精密工业（深圳）有限公司 | Pushing key component for focusing |
| CN101551582B (en) * | 2008-04-02 | 2012-01-25 | 青岛海信电器股份有限公司 | Projector |
| CN109143829A (en) * | 2018-10-16 | 2019-01-04 | 江苏达伦电子股份有限公司 | Clock projection arrangement and clock project ceiling lamp |
-
1998
- 1998-01-13 CN CN 98208408 patent/CN2331005Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101414098B (en) * | 2007-10-19 | 2010-09-29 | 鸿富锦精密工业（深圳）有限公司 | Pushing key component for focusing |
| CN101551582B (en) * | 2008-04-02 | 2012-01-25 | 青岛海信电器股份有限公司 | Projector |
| CN109143829A (en) * | 2018-10-16 | 2019-01-04 | 江苏达伦电子股份有限公司 | Clock projection arrangement and clock project ceiling lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |