CN203069859U - Optical-lens fixed structure - Google Patents
Optical-lens fixed structure Download PDFInfo
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- CN203069859U CN203069859U CN 201320006976 CN201320006976U CN203069859U CN 203069859 U CN203069859 U CN 203069859U CN 201320006976 CN201320006976 CN 201320006976 CN 201320006976 U CN201320006976 U CN 201320006976U CN 203069859 U CN203069859 U CN 203069859U
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- sleeve
- optical lens
- boss
- regulating ring
- lens fixed
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Abstract
The utility model provides an optical-lens fixed structure comprising a sleeve fixed on a support, wherein the sleeve is provided with at least three clamping members. A groove is arranged between two adjacent clamping members. The grooves are uniformly distributed on circumference of the sleeve. A first boss is mounted on an outer-circumference cylinder wall of every clamping member. The optical-lens fixed structure also comprises an adjustment ring rotatably sleeved outside of the sleeve. A central axis of the adjustment ring coincides with a central axis of the sleeve. A plurality of second bosses opposite to the plurality of first bosses one by one are mounted on an inner circumference surface of the adjustment ring. Every second boss and the opposite first boss are in interference fit. The optical-lens fixed structure provided by the utility model can conveniently adjust and fix relative positions between the optical lens and the sleeve.
Description
Technical field
The utility model relates to digital photography, shooting product device field, relate in particular to a kind of optical lens fixed sturcture for digitized video shooting device, this optical lens fixed sturcture is used in the adjustable ground mode digitized video is installed, is fixed on to optical lens and takes device.
Background technology
Along with the develop rapidly of digital image technology, comprise that oneself warp of digitized video shooting device of digital camera, video camera, monitoring video machine etc. is extensive use of in every field.Digitized video is taken on the device needs to assemble the digital image capture device.As the digital image capture device of digital camera field core technology, of a great variety, function is also become stronger day by day.Be useful on the digital image capture device on the independent digital camera, the digital image capture device that is applicable to inserted camera is also arranged.
The formation of digital image capture device comprises image sensing printed circuit board (PCB) and the optical filter of camera lens pedestal, sheet.Wherein, the camera lens pedestal is used for settling optical lens, and the central axis of optical lens need be aimed at the central axis of camera lens pedestal, so that the digital image capture device obtains best image resolution ratio.This optical lens focuses on its optical imagery that photographs on the imaging plane that is positioned at the camera lens pedestal.The image sensing printed circuit board (PCB) normally is equipped with the printed circuit board (PCB) that the electric charge lotus root is closed element CCD, it is placed in the imaging plane of optical lens, that is on the camera lens pedestal, close the optical imagery that element CCD arrives with sensing optics lens shooting by the electric charge lotus root, and convert thereof into data image signal.Optical filter is configured in the surface of image sensing printed circuit board (PCB), and the light that makes arrival electric charge lotus root close element CCD meets pre-provisioning request.
Notification number is that the utility model patent of CN2490594 Y discloses a kind of optical lens fixed sturcture, and this optical lens fixed sturcture has the lower branch barrel inboard that is formed at the optical lens sleeve and along two axial projecting tendons of optical lens sleeve.When optical lens was disposed in the optical lens sleeve, in vertical direction, the Lower Half of optical lens was fixed to do the line way of contact with two projecting tendons, and the threaded hole of the first half of optical lens and optical lens sleeve is fixed in a glue mode.
Yet, utilize that above-mentioned optical lens fixed sturcture is installed, the fixed optics camera lens, cause following rough sledding easily: at first, in order to control the position of optical lens on vertical, need modes such as employing repairs a die to adjust the height of two projecting tendons, make cost higher; Secondly, when optical lens is positioned on two projecting tendons, even the central axis of finding optical lens is higher than the central axis of optical lens sleeve in vertical, but because the restriction of two projecting tendons also can't down be adjusted the position of optical lens in the optical lens sleeve by vertical; Moreover, after adopting some glue that the first half of optical lens is fixed with the threaded hole of optical lens sleeve, even the position that the discovery optical lens disposes in the optical lens sleeve is deviation to some extent, also can't regulate the relative position between them again, cause the central axis of optical lens and the central axis of optical lens sleeve to depart from mutually, thereby will reduce the image resolution ratio of the digitized video shooting device that this optical lens has been installed.
Summary of the invention
The purpose of this utility model provide a kind of can regulate easily and fixed optics camera lens and sleeve between the optical lens fixed sturcture of relative position.
For achieving the above object, the optical lens fixed sturcture that the utility model provides comprises the sleeve that is fixed on the support.This sleeve has at least three clamping elements, between adjacent in twos clamping element, be furnished with a groove, groove is upwards uniform in the week of sleeve, excircle barrel at each clamping element is provided with first boss, this optical lens fixed sturcture comprises that also rotatably is socketed in the outer regulating ring of sleeve, the central axis of this regulating ring and the central axes of sleeve, be furnished with and a plurality of first boss a plurality of second boss one to one each second boss and the corresponding first boss interference fit at the interior anchor ring of regulating ring.
By above scheme as seen, in the time of in optical lens is packed sleeve into, be assemblied in the outer regulating ring of clamping element by rotation, second boss is turned to and first a boss position contacting by the position between two first adjacent boss, and, along with regulating ring rotates further, second boss will push first boss, make first boss produce the elastic deformation of the central axis of close sleeve, and, because at least three grooves are upwards uniform in the week of sleeve, make that at least three clamping element also is upwards uniform in the week of sleeve, therefore, under the extruding force effect of each second boss, each clamping element is producing identical tilt quantity near the central axial direction of sleeve simultaneously, thereby optical lens is clamped by each clamping element being distributed at least three positions of circumference.In addition, only need to adjust the rotational angle of the relative sleeve of regulating ring, can adjust optical lens in each clamping element relative position and each clamping element to the clamping degree of optical lens, the central axis of realizing optical lens is aimed at the central axis of sleeve.
Further scheme is, two first end faces that first boss has first cylinder and is positioned at the first cylinder both sides, second boss has second cylinder and is positioned at two second end faces of the second cylinder both sides, and the distance between the central axis of first cylinder and sleeve is greater than the distance between the central axis of second cylinder and sleeve.
This shows, in rotating the process of regulating ring, for face contacts, therefore, be convenient to gently regulate the contact force between them between second boss and first boss, also avoided the optical lens outside surface to suffer big acting force effect and be out of shape.
Further scheme is, first end face of at least one is configured to the inclined-plane, and second end face of at least one is configured to the inclined-plane.
Therefore, in the relative sleeve rotating process of regulating ring, not only second end face for the inclined-plane can pass through smoothly and push one and be first end face on inclined-plane, and second cylinder that makes second boss contacts gradually and pushes first cylinder of first boss, thereby is conducive to utilize the difference of rotating the regulating ring angle to regulate the different tilt quantity that first boss produces under the extruding of second boss.
Further scheme is, is provided with a buckle in the upper end of the outer wall of each clamping element, and this buckle radially stretches out from outer wall along sleeve.
Therefore, by each buckle of extruding each clamping element is drawn in to the central axis of sleeve, thereby make regulating ring cross each buckle and be socketed on the sleeve, and each buckle that resets can prevent that regulating ring breaks away from sleeve.
Further scheme is, is provided with lead-in chamfered at buckle, and the angle between the roof of this lead-in chamfered and clamping element is the obtuse angle.
This shows, when regulating ring is mounted on the sleeve along the central axis of sleeve, regulating ring pushes each buckle under the guiding of each lead-in chamfered, each buckle is drawn in to the central axis of sleeve, and then regulating ring can be crossed on the sleeve under buckle and each buckle of socket, and each buckle after resetting can prevent that regulating ring breaks away from sleeve.
Further scheme is, the roof of regulating ring is provided with the spacing preiection that equates with the number of buckle.
Therefore, can limit spacing preiection between them along the rotational angle of sleeve circumferencial direction by adjacent in twos buckle, thus the rotational angle of the relative sleeve of restriction regulating ring.
Further scheme is be furnished with a projecting tendon that is parallel to the central axis of sleeve on the inwall of each clamping element, and many projecting tendons to be upwards uniform in the week of sleeve.
Therefore, each clamping element carries out line by projecting tendon with the external peripheral surface of optical lens and contacts, can improve each clamping element to the clamping force of optical lens, and the acting force that many projecting tendons apply is distributed on the external peripheral surface of optical lens, and the central axis that also is beneficial to optical lens is aimed at the central axis of sleeve.
Further scheme is, is furnished with two projecting tendons that are parallel to each other at the inwall of each clamping element, is arranged in two projecting tendons and two first end face positioned opposite on the same clamping element.
This shows, when each first boss and each second boss all accordingly mutually during interference fit, can increase each clamping element further to the clamping force of optical lens at two projecting tendons of each clamping element that the week of sleeve makes progress uniform.
Further scheme is, is provided with a base at the diapire of regulating ring.Therefore, increased the surface of contact of regulating ring and support, thereby when rotating regulating ring, the friction force between base and support is increased, and therefore, is conducive to the rotational angle of regulating and controlling ring.
Further scheme is, is furnished with the waveform projection at the cylindrical anchor ring of regulating ring.Therefore, be convenient to the user to grasping and the rotation of regulating ring.
Description of drawings
Fig. 1 is the structural drawing that the utility model optical lens fixed sturcture embodiment has omitted regulating ring.
Fig. 2 is the structural drawing of the regulating ring of the utility model optical lens fixed sturcture.
Fig. 3 is the structural drawing at another visual angle of the regulating ring of the utility model optical lens fixed sturcture.
Fig. 4 is the vertical view of this practical the utility model optical lens fixed sturcture.
Fig. 5 is the front view of this practical the utility model optical lens fixed sturcture.
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
In order to represent optical lens fixed sturcture of the present utility model better, therefore, in each accompanying drawing, all omitted and had tubular optical lens.
Referring to Fig. 1, digitized video shooting device is provided with 1, one support of a underframe 2 and fastens mutually with underframe 1, and support 2 is used for supporting and the fixed optics camera lens, thereby, optical lens is fixedly attached to digitized video takes on the device.
A sleeve 3 that is used for the installation optical lens is one-body molded with support 2, and sleeve 3 is the generally cylindrical body shape of hollow.Sleeve 3 has diapire 31 and roof 32.Week at sleeve 3 upwards offers four grooves 33 symmetrically, and each groove 33 extends to diapire 31 along the central axis X direction of sleeve by roof 32 always, and has formed four clamping elements 34 between adjacent in twos groove 33.
The upper end of the excircle barrel 341 of each clamping element 34 is provided with a flange shape buckle 35, this buckle 35 is along circumferential extension one segment length of excircle barrel 341, and the upper end of buckle 35 is provided with a lead-in chamfered 351, and the angle between this lead-in chamfered 351 and the roof 32 is 135 °.Upwards be furnished with first boss 36 between buckle 35 and diapire 31 week of excircle barrel 341, this first boss 36 has first cylinder 361 and is positioned at two first end faces 362,363 of first cylinder, 361 both sides, first end face 362 is concordant with an end face 352 of buckle 35, and, first end face 362,363 all is arranged to the inclined-plane, and the cylinder 361 of winning is being reduced gradually away from the width on the central axis X direction.Week at excircle barrel 341 makes progress, and the development length of first cylinder 361 is greater than the development length of buckle 35.
The inner periphery barrel 342 of each clamping element 34 be provided with 37, two projecting tendons 37 of two projecting tendons that are parallel to each other roughly respectively with two sides 362,363 positioned opposite of first boss 36.
A regulating ring is socketed on the outer wall of four clamping elements 34, and by this regulating ring of rotation, the roof that can make four clamping elements 34 produces skew near central axis X with respect to separately diapire.Below regulating ring is described in detail.
Referring to Fig. 2, regulating ring 4 has an interior anchor ring 41 and a cylindrical anchor ring 42, and the distance between the central axis Y interior anchor ring 41 and regulating ring 4 is greater than the distance between the central axis of first cylinder and sleeve.Week at interior anchor ring 41 upwards is provided with four second boss 43 symmetrically.Second boss 43 has second cylinder 431 and is positioned at two second end faces 432,433 of second cylinder, 431 both sides, two second end faces 432,433 are arranged to the inclined-plane, make second cylinder 431 reduce gradually near the width on the central axis Y-direction of regulating ring 4.And the development length that each second cylinder 431 made progress in interior 41 weeks of anchor ring is substantially equal to the development length that first cylinder made progress in excircle barrel week.
Be provided with four spacing preiections 45 with respect to central axis Y symmetric arrangement at the roof 44 of regulating ring 4.Each spacing preiection 45 has first confined planes 451 and second confined planes 452, each spacing preiection 45 and corresponding second boss, 43 positioned opposite, and first confined planes 451 of spacing preiection 45 aligns substantially with second end face 432 of second boss 43.The cylindrical anchor ring 42 of regulating ring 4 is provided with waveform projection 46, so that the user is to grasping and the rotation of regulating ring 4.In addition, diapire 47 at regulating ring 4 arranges a base 48, therefore, after outside regulating ring 4 is sleeved on sleeve 3, increased the surface of contact of regulating ring 4 with support 2, both can make support 2 support regulating ring 4 more reposefully, also can be when rotating regulating ring 4, by the friction force that increases between base 48 and the support 2, the rotational angle of regulating and controlling ring 4 relative sleeves 3 more accurately.
Referring to Fig. 3, be provided with fillet surface 49 in interior anchor ring 41 and the diapire bonding part of regulating ring 4, fillet surface 49 and the angle between the diapire of this regulating ring 4 equal the lead-in chamfered of buckle and the angle between the roof, hereinafter will be further described fillet surface 49.
The operating process that regulating ring is sleeved on sleeve is below described.At first, the central axis Y of regulating ring 4 align substantially with the central axis X of sleeve 3 and each spacing preiection 45 under the situation between each buckle 35, regulating ring 4 is assembled to support 2 directions along the central axis X of sleeve 3, so the fillet surface 49 of regulating ring 4 contacts with the lead-in chamfered 351 of each buckle 35, then, under fillet surface 49 is guided by each lead-in chamfered 351, regulating ring 4 is further moved to support 2 directions, each buckle 35 central axis X to sleeve 3 under the extruding of regulating ring 4 is drawn in, and then make the interior anchor ring of regulating ring 4 cross buckle 35, at last, regulating ring 4 is socketed on the outer wall of the clamping element 34 under the buckle 35 and by support 2 and supports.Resetted by each buckle 35 of the extruding force effect of fillet surface 49 and interior anchor ring, therefore, the buckle 35 after resetting can prevent that regulating ring 4 breaks away from sleeve 3 along the central axis X direction of sleeve 3.
Referring to Fig. 4, from the central axis X that is parallel to sleeve 3 and downward vertically the direction of the supporting surface 21 of support 2 look, the position of the spacing preiection 45 between adjacent two buckles 35 is to arrange like this, spacing preiection 45 approaches or against the end face 352 of buckle, this buckle be in two buckles along less than 180 ° angle, be positioned at the buckle of clockwise upstream side.Therefore, make each second boss and each first boss stagger mutually, be beneficial in the process of follow-up each clamping element clamping, fixed optics camera lens, can be by rotating regulating ring 4 so that each second boss pushes each first boss.
For before installation, fixed optics camera lens, each second boss 43 is staggered mutually with each first boss 36, both can be after regulating ring 4 covers have installed to outside the sleeve 3, rotate regulating ring 4 again, so that spacing preiection 45 approaches or against the aforementioned end face 352 that is positioned at the buckle of upstream side along clockwise direction; Also can be in assembling during regulating ring 4, just regulating ring 4 is installed to outside the sleeve 3 near the end face 352 of the aforementioned buckle that is positioned at upstream side along clockwise direction and the direction cover that is parallel to the central axis X of sleeve 3 along spacing preiection 45.
Referring to Fig. 5, regulating ring 4 is sleeved on sleeve 3 when outer, first cylinder of first boss at a distance of the distance of sleeve central axis line greater than second cylinder of second boss at a distance of the sleeve central axis line distance.After tubular optical lens inserts sleeve, look from the direction of the supporting surface 21 of support 2 downward vertically, when the user grips waveform projection 46 and rotates regulating ring 4 along clockwise direction, second end face of each second boss slips into first end face of each first boss, so, each second boss begins to push each first boss, make each first boss produce the elastic deformation of the central axis of close sleeve, and, along with rotating regulating ring 4 further along clockwise direction, second cylinder of each second boss contacts with first cylinder of each first boss, thereby each second boss further pushes each first boss to the central axial direction near sleeve, make the projecting tendon 37 of each clamping element be pressed against on the optical lens, therefore, optical lens is clamped among each clamping element.Central axis for the central axis alignment sleeve that guarantees optical lens, can make optical lens in running order, and utilize the alignment case of the central axis of the central axis of the optical lens of observation tool detection under in running order and sleeve, so, can adjust the rotational angle of regulating ring 4 relative sleeves 3 in real time, with acquisition optical lens optimum fixation position in each clamping element, thereby optical lens is installed among the sleeve 3 accurately, regularly.
Claims (10)
1. the optical lens fixed sturcture comprises
Sleeve, described sleeve is fixed on the support;
It is characterized in that:
Described sleeve comprises at least three clamping elements, is provided with a groove between the adjacent described clamping element in twos, and described groove is upwards uniform in the week of described sleeve, is furnished with first boss on the excircle barrel of each described clamping element;
Regulating ring, described regulating ring rotatably is sleeved on outside the described sleeve, the central axis of described regulating ring and the central axes of described sleeve, be furnished with second boss corresponding with described first boss on the interior anchor ring of described regulating ring, each described second boss and the corresponding described first boss interference fit.
2. optical lens fixed sturcture according to claim 1 is characterized in that:
Two first end faces that described first boss comprises first cylinder and is positioned at the described first cylinder both sides, two second end faces that described second boss comprises second cylinder and is positioned at the described second cylinder both sides, the distance between the central axis of described first cylinder and described sleeve is greater than the distance between the central axis of described second cylinder and described sleeve.
3. optical lens fixed sturcture according to claim 2 is characterized in that:
In two described first end faces at least one is the inclined-plane, and at least one in two described second end faces is the inclined-plane.
4. optical lens fixed sturcture according to claim 3 is characterized in that:
Be provided with in the upper end of the outer wall of each described clamping element one along described sleeve radially from the outward extending buckle of described excircle barrel.
5. optical lens fixed sturcture according to claim 4 is characterized in that:
Described buckle is provided with lead-in chamfered, and the angle between the roof of described lead-in chamfered and described clamping element is the obtuse angle.
6. optical lens fixed sturcture according to claim 5 is characterized in that:
The roof of described regulating ring is provided with spacing preiection, and the quantity of described spacing preiection equates with the quantity of described buckle.
7. according to each described optical lens fixed sturcture of claim 1 to 6, it is characterized in that:
Be furnished with a projecting tendon that is parallel to the central axis of described sleeve on the inner periphery barrel of each described clamping element, many described projecting tendons are upwards uniform in the week of described sleeve.
8. optical lens fixed sturcture according to claim 7 is characterized in that:
Inner periphery barrel at each described clamping element is furnished with two described projecting tendons that are parallel to each other, and is arranged in two described projecting tendons and described two first end face positioned opposite on the same described clamping element.
9. optical lens fixed sturcture according to claim 8 is characterized in that:
The diapire of described regulating ring is provided with a base.
10. optical lens fixed sturcture according to claim 9 is characterized in that:
Be furnished with the waveform projection on the cylindrical anchor ring of described regulating ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320006976 CN203069859U (en) | 2013-01-07 | 2013-01-07 | Optical-lens fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320006976 CN203069859U (en) | 2013-01-07 | 2013-01-07 | Optical-lens fixed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069859U true CN203069859U (en) | 2013-07-17 |
Family
ID=48768630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320006976 Expired - Fee Related CN203069859U (en) | 2013-01-07 | 2013-01-07 | Optical-lens fixed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069859U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093465A (en) * | 2015-09-24 | 2015-11-25 | 江苏卓远激光科技有限公司 | Press connection type structure of laser lens fixing base |
| CN106772892A (en) * | 2015-11-20 | 2017-05-31 | 晶睿通讯股份有限公司 | Lens fixing mechanism and image capturing device thereof |
| CN108572060A (en) * | 2018-04-23 | 2018-09-25 | 福建浩蓝光电有限公司 | A kind of optical lens making apparatus with fixed clamping structure |
| WO2019104598A1 (en) * | 2017-11-30 | 2019-06-06 | 惠州市惠轩达汽车贸易有限公司 | Machining fixture applicable to automobile part having irregular end face |
| CN111051950A (en) * | 2017-11-10 | 2020-04-21 | 华为技术有限公司 | Lens assembly, camera assembly and terminal |
-
2013
- 2013-01-07 CN CN 201320006976 patent/CN203069859U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093465A (en) * | 2015-09-24 | 2015-11-25 | 江苏卓远激光科技有限公司 | Press connection type structure of laser lens fixing base |
| CN106772892A (en) * | 2015-11-20 | 2017-05-31 | 晶睿通讯股份有限公司 | Lens fixing mechanism and image capturing device thereof |
| CN111051950A (en) * | 2017-11-10 | 2020-04-21 | 华为技术有限公司 | Lens assembly, camera assembly and terminal |
| CN111051950B (en) * | 2017-11-10 | 2021-09-21 | 华为技术有限公司 | Lens assembly, camera assembly and terminal |
| US11467473B2 (en) | 2017-11-10 | 2022-10-11 | Huawei Technologies Co., Ltd. | Lens assembly, camera module, and terminal |
| WO2019104598A1 (en) * | 2017-11-30 | 2019-06-06 | 惠州市惠轩达汽车贸易有限公司 | Machining fixture applicable to automobile part having irregular end face |
| CN108572060A (en) * | 2018-04-23 | 2018-09-25 | 福建浩蓝光电有限公司 | A kind of optical lens making apparatus with fixed clamping structure |
| CN108572060B (en) * | 2018-04-23 | 2020-12-01 | 福建浩蓝光电有限公司 | Optical lens manufacturing equipment with fixed clamping structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20140107 |