CN208188460U - Automatic focusing structure and projection arrangement - Google Patents

Abstract

The utility model provides a kind of automatic focusing structure, including lens barrel, the electric machine assembly for focusing and the bracket component that is fixedly connected on the lens barrel and is detachably connected with the motor, the electric machine assembly includes having the motor of shaft and by the motor-driven driving member, and the motor includes main casing and annular in shape and be socketed on the shaft and be fixedly connected on the protective ring of the main casing；The bracket component includes the first frame body for being connected to the lens barrel and the second frame body for being connected to the lens barrel, first frame body offers the first through slot for being clamped the main casing, second frame body offers the second through slot for being clamped the protective ring, the main casing is located in first through slot, and the protective ring is located in second through slot.The utility model, which only need to fill in the motor in its slot from the opening of first through slot and second through slot when installing, can be realized fixation, so that installation and removal are more convenient.

Description

Automatic focusing structure and projection arrangement

Technical field

The utility model belongs to photographic device technical field more particularly to a kind of automatic focusing structure and projection arrangement.

Background technique

Projection arrangement generally includes image processing modules, Lens assembly and automatic for focusing to Lens assembly Focusing structure, automatic focusing structure include for realizing the motor focused to camera lens, currently, motor is all and camera shooting host It is fixedly connected, when motor needs to install or replace, needs to fix or disassemble many components, complex steps are very inconvenient.

Utility model content

The purpose of this utility model is to provide a kind of automatic focusing structure and projection arrangements, it is intended to solve existing automatic tune Close-burning structure is to the very inconvenient technical problem of the installation and removal of motor.

The utility model is realized in this way a kind of automatic focusing structure, for focusing to camera lens, the automatic tune Close-burning structure includes,

Lens barrel, the lens barrel and camera lens socket cooperate；

Electric machine assembly, for the electric machine assembly for focusing to the camera lens, the electric machine assembly includes having shaft Motor and driving member by the motor driven to focus to the camera lens, the motor include main casing and be in It is cyclic annular and be socketed on the shaft and be fixedly connected on the protective ring of the main casing；

Bracket component, the bracket component are fixedly connected on the lens barrel and are detachably connected with the motor, the branch Frame component includes the first frame body for being connected to the lens barrel and the second frame body for being connected to the lens barrel, and first frame body is opened Equipped with the first through slot for being clamped the main casing, second frame body is offered for being clamped the protective ring second logical Slot, the main casing are located in first through slot, and the protective ring is located in second through slot.

The utility model compared with the existing technology have the technical effect that the utility model by setting on first frame body First through slot with main casing clamping is set, described the with protective ring clamping is set on second frame body Two through slots prevent the motor from shaking, pass through first through slot and second through slot pair so that the motor both ends are fixed The motor is clamped, and when installation only need to fill in the motor from the opening of first through slot and second through slot It can be realized fixation in its slot, when disassembly only need to extract the motor out of its slot can be realized separation, avoid traditional electricity The inconvenience that installation between machine and camera lens needs numerous parts fixed, so that installation and removal are more convenient.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, below will to the utility model embodiment or Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings described below is only Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is the schematic perspective view of projection arrangement provided by the embodiment of the utility model；

Fig. 2 is the schematic perspective view of automatic focusing structure provided by the embodiment of the utility model, wherein eliminates mirror Cylinder；

Fig. 3 is the explosive view of automatic focusing structure provided by the embodiment of the utility model, wherein eliminates lens barrel.

Description of symbols:

1, electric machine assembly 1；10, motor；101, main casing；102, shaft 102；103, protective ring；104, ear is hung； 1041, the second screw hole；11, driving member；2, bracket component；21, the first frame body；210, the first through slot；22, the second frame body；220, Second through slot；23, fixed frame；230, the first screw hole；231, fixed ear；24, the first hook；25, the second hook；3, lens barrel

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "inner", "outside" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.

The utility model provides a kind of automatic focusing structure, for focusing to camera lens.

It please refers to Fig.1 to Fig.3, the automatic focusing structure includes:

Lens barrel 3, the lens barrel 3 cooperate with camera lens socket；

Electric machine assembly 11, for the electric machine assembly 1 for focusing to the camera lens, the electric machine assembly 1 includes having The motor 10 of shaft 102 and driving member 11 to focus to the camera lens, the motor 10 are driven by the motor 10 Including main casing 101 and annular in shape and be socketed on the shaft 102 and be fixedly connected on the protective ring of the main casing 101 103；

Bracket component 2, the bracket component 2 are fixedly connected on the lens barrel 3 and are detachably connected with the motor 10, institute Bracket component 2 is stated including being connected to the first frame body 21 of the lens barrel 3 and being connected to the second frame body 22 of the lens barrel 3, institute It states the first frame body 21 and offers the first through slot 210 for being clamped the main casing 101, second frame body 22, which offers, to be used for It is clamped the second through slot 220 of the protective ring 103, the main casing 101 is located in first through slot 210, the protective ring 103 are located in second through slot 220.

The utility model on first frame body 21 by being arranged first through slot with the main casing 101 clamping 210, second through slot 220 with the protective ring 103 clamping is set on second frame body 22, so that the motor 10 Both ends are fixed, and prevent the motor 10 from shaking, by first through slot 210 and second through slot 220 to the motor 10 It is clamped, when installation only need to fill in the motor 10 from the opening of first through slot 210 and second through slot 220 It can be realized fixation in its slot, when disassembly only need to extract the motor 10 out of its slot can be realized separation, avoid tradition The inconvenience that installation between motor 10 and camera lens needs numerous parts fixed, so that installation and removal are more convenient.

Fig. 2 to Fig. 3 is please referred to, further, the bracket component 2 further includes for being spirally connected with the main casing 101 Fixed frame 23.The fixed frame 23 makes it not slide axially for further fixing the motor 10.

Fig. 2 to Fig. 3 is please referred to, further, the fixed frame 23 includes at least one fixed ear 231, the motor 10 One is also included at least set on 101 outer wall of main casing and outwardly extending suspension ear 104, the fixed ear 231 offer First screw hole 230, the suspension ear 104 offer the second screw hole 1040 being superimposed with first screw hole 230, the fixation Frame 23 further include can be arranged in first screw hole 230 and second screw hole 1040 and with the fixed ear 231 and described The screw that suspension ear 104 is spirally connected.The fixed ear 231 is bolted in by the screw described again with the suspension ear 104 overlapping The inner wall of first screw hole 230 and second screw hole 1040 realizes the connection of the main casing 101 and the fixed frame 23, And it is to be appreciated that the fixed ear 231 is set to the axial side of the main casing 101, when installation, can be first by the main casing Body 101 is connected in first through slot 210, then by rotate the main casing 101 realize first screw hole 230 with it is described The overlapping of second screw hole 1040, is easily installed.

Fig. 2 to Fig. 3 is please referred to, further, the fixed frame 23 includes two fixed ears 231, and the motor includes two A suspension ear 104, each corresponding suspension ear 104 of the fixed ear 231.Preferably, two fixed ears 231 are distinguished It is easy to process to produce and prevent the motor 10 from axial rotation occurs set on the axial two sides of the main casing 101.

Referring to Fig. 3, further, the bracket component 2 further includes being set to the fixed ear 231 towards the first The side of body 21 and outwardly extending limited block, the limited block contact at the suspension ear 104 and are located at the suspension ear 104 Towards the side of the lens barrel 3.The motor 10 is subject to the suspension ear 104 during installation and contacts at the limited block, institute It states limited block and plays positioning action, avoid needing ceaselessly to rotate the motor 10 to the fixed ear 231 and institute when installation State suspension ear 104 overlapping and caused by inconvenience.

Please refer to Fig.1 to Fig.3, further, the main casing 101 be it is cylindric, first through slot 210 is along the master The radial cross section of shell 101 is C-shaped, and the path length of the main casing 101 is greater than the opening width of first through slot 210, institute The cell wall for stating the first through slot 210 contacts at the external annulus of the main casing 101；Second through slot 220 is along 102 diameter of shaft To cross section be C-shaped, the path length of the protective ring 103 is greater than the opening width of second through slot 220, second through slot 220 cell wall contacts at the external annulus of the protective ring 103.User can be by the main casing 101 from first through slot 210 Opening fill in first through slot 210, the protective ring 103 is filled in into institute from the opening of second through slot 220 It states in the second through slot 220, first frame body 21 and second frame body 22 generate the motor 10 after slight resilient deformation It is connected in the groove body of first through slot 210 and second through slot 220, realizes the bracket component 2 and the motor 10 Connection.

Fig. 2 to Fig. 3 is please referred to, further, the bracket component 2 further includes be connected to first frame body 21 first Hook 24.First hook 24 can be hung on the shell or other structures part of projection arrangement or photographic device, realize two The combination of a structure is easily installed and dismantles.

Fig. 2 to Fig. 3 is please referred to, further, the bracket component 2 further includes be connected to second frame body 22 second Hook 25.Second hook 25 can be hung on the shell or other structures part of projection arrangement or photographic device, realize two The combination of a structure is easily installed and dismantles.

Fig. 2 to Fig. 3 is please referred to, further, the shaft 102 at least has a tangent plane along axial direction.It is described to cut flat with Face can apply the active force for rotation, and the structure for being connected to the shaft 102 is turned with the shaft 102 is synchronous It moves and is unlikely to produce relative rotation.Preferably, there are two tangent planes for the tool of shaft 102, and two tangent planes are set in parallel It sets.

The utility model also provides a kind of projection arrangement, should certainly including the automatic focusing structure that the various embodiments described above provide The automatic focusing structure structure feature having the same in dynamic focusing structure and the various embodiments described above, and role phase Together, it does not repeat herein.

The projection arrangement further includes image processing modules and Lens assembly, and the automatic focusing structure is used for eyeglass Component is focused.The component part of the projection arrangement is relatively fewer, is easily installed and dismantles.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of automatic focusing structure, for focusing to camera lens, which is characterized in that the automatic focusing structure includes,

Lens barrel, the lens barrel and camera lens socket cooperate；

Electric machine assembly, for the electric machine assembly for focusing to the camera lens, the electric machine assembly includes the electricity with shaft Machine and driving member by the motor driven to focus to the camera lens, the motor include main casing and annular in shape And it is socketed on the shaft and is fixedly connected on the protective ring of the main casing；

Bracket component, the bracket component are fixedly connected on the lens barrel and are detachably connected with the motor, the bracket group Part includes the first frame body for being connected to the lens barrel and the second frame body for being connected to the lens barrel, and first frame body offers For being clamped the first through slot of the main casing, second frame body offers the second through slot for being clamped the protective ring, The main casing is located in first through slot, and the protective ring is located in second through slot.

2. automatic focusing structure as described in claim 1, which is characterized in that the bracket component further include for the master The fixed frame that shell is spirally connected.

3. automatic focusing structure as claimed in claim 2, which is characterized in that the fixed frame includes at least one fixed ear, The motor also includes at least one and is set to the main casing outer wall and outwardly extending suspension ear, and the fixed ear offers the One screw hole, the suspension ear offer the second screw hole being superimposed with first screw hole, and the fixed frame further includes that can wear Set on first screw hole and second screw hole and with the fixed ear and the screw that connects of suspension ear snail.

4. automatic focusing structure as claimed in claim 3, which is characterized in that the fixed frame includes two fixed ears, The motor includes two suspension ears, each corresponding suspension ear of the fixed ear.

5. automatic focusing structure as claimed in claim 4, which is characterized in that the bracket component further includes being set to the fixation Side and outwardly extending limited block of the ear towards first frame body, the limited block contact at the suspension ear and are located at institute Suspension ear is stated towards the side of the lens barrel.

6. such as automatic focusing structure described in any one of claim 1 to 5, which is characterized in that the main casing is cylindric, institute It is C-shaped that the first through slot, which is stated, along the cross section of the main casing radial direction, and the path length of the main casing is greater than opening for first through slot The cell wall of mouth width degree, first through slot contacts at the external annulus of the main casing；Second through slot is radial along the shaft Cross section be C-shaped, the path length of the protective ring is greater than the opening width of second through slot, and the cell wall of second through slot supports It touches in the external annulus of the protective ring.

7. such as automatic focusing structure described in any one of claim 1 to 5, which is characterized in that the bracket component further includes connecting It is connected to the first hook of first frame body.

8. such as automatic focusing structure described in any one of claim 1 to 5, which is characterized in that the bracket component further includes connecting It is connected to the second hook of second frame body.

9. such as automatic focusing structure described in any one of claim 1 to 5, which is characterized in that the shaft at least has along axial direction There is a tangent plane.

10. a kind of projection arrangement, which is characterized in that including image processing modules, Lens assembly and for Lens assembly into The automatic focusing structure as described in any one of claim 1 to 9 of row focusing.