CN111158101A

CN111158101A - Improved optical lens barrel

Info

Publication number: CN111158101A
Application number: CN202010166867.XA
Authority: CN
Inventors: 李坚
Original assignee: Suzhou Newhongji Precision Part Co ltd
Current assignee: Suzhou Newhongji Precision Part Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-05-15
Anticipated expiration: 2040-03-11
Also published as: CN111158101B

Abstract

The invention discloses an improved optical lens barrel, comprising: the lens cone comprises a base and a lens cone body, wherein the lens cone body is fixedly arranged on the base and comprises a lens cone wall, the lens cone wall is a hollow cylinder, a cavity is arranged inside the lens cone wall, a buffer strip is arranged in the cavity, and a buffer component is filled in the buffer strip; the lens barrel body is internally provided with a first lens, a second lens, a third lens and a light sensing plate from top to bottom in sequence, wherein the outer part of the second lens is provided with a guide rail, and the lower side of the guide rail is provided with a rack; a gear is arranged on one side of the rack, a focusing motor is arranged at the rear end of the gear, a limiting baffle is arranged at the lower end of the rack, and the lower side of the limiting baffle is fixedly connected with the base; the focusing motor is electrically connected with a motor driver, the motor driver is electrically connected with a singlechip, the singlechip is connected with a photosensitive plate, and the photosensitive plate is fixed on the base; a rechargeable battery is also arranged in the base.

Description

Improved optical lens barrel

Technical Field

The invention relates to the technical field of lens barrels, in particular to an improved optical lens barrel.

Background

The lens is assembled in the optical lens barrel, and once the optical lens barrel is impacted, the lens assembled in the lens barrel is easily impacted by external force to cause breakage. In addition, when the temperature rises, thermal expansion of the lens and the lens barrel and a change in refractive index of the lens occur, and in this case, the optical performance of the lens barrel deteriorates, and the performance at normal temperature cannot be maintained.

Therefore, the present inventors have earnestly demanded to conceive a new technology to improve the problems thereof.

Disclosure of Invention

To solve the above technical problems, the present invention provides an improved optical lens barrel.

The technical scheme of the invention is as follows:

an improved optical lens barrel comprising: the lens cone comprises a base and a lens cone body, wherein the lens cone body is fixedly arranged on the base and comprises a lens cone wall, the lens cone wall is a hollow cylinder, a cavity is arranged inside the lens cone wall, a buffer strip is arranged in the cavity, and a buffer component is filled in the buffer strip; the lens barrel body is internally provided with a first lens, a second lens, a third lens and a light sensing plate from top to bottom in sequence, wherein a guide rail is arranged outside the second lens, and a rack is arranged on the lower side of the guide rail; a gear is arranged on one side of the rack, the focusing motor is arranged at the rear end of the gear, a limiting baffle is arranged at the lower end of the rack, and the lower side of the limiting baffle is fixedly connected with the base; the focusing motor is electrically connected with a motor driver, the motor driver is electrically connected with a single chip microcomputer, the single chip microcomputer is connected with the photosensitive plate, and the photosensitive plate is fixed on the base; still be provided with rechargeable battery in the base, rechargeable battery with the interface that charges, the singlechip, the focusing motor, motor drive connects.

Preferably, the lens further comprises a soaking plate arranged between the second lens and the guide rail.

Preferably, a plurality of heat dissipation holes are further formed in the base.

Preferably, the damping assembly is a damping spring.

Preferably, the base and the barrel body are integrally formed.

Preferably, the base and the lens barrel body are fixedly connected by a screw.

By adopting the technical scheme, the invention at least comprises the following beneficial effects:

according to the improved optical lens barrel, when the optical lens is impacted by external force, the buffer strips in the barrel wall can play a good role in buffering and damping.

Drawings

Fig. 1 is a schematic structural view (sectional view) of an improved optical barrel according to the present invention;

FIG. 2 is an exploded view of the vapor chamber of the present invention;

fig. 3 is a schematic structural view of the top plate according to the present invention.

Wherein: 1. the lens barrel comprises a base, 2 parts of a lens barrel body, 3 parts of buffer strips, 4 parts of buffer assemblies, 5 parts of first lenses, 6 parts of second lenses, 7 parts of third lenses, 8 parts of light sensing plates, 9 parts of guide rails, 10 parts of racks, 11 parts of gears, 12 parts of focusing motors, 13 parts of limiting baffles, 14 parts of motor drivers, 15 parts of single-chip microcomputers, 16 parts of rechargeable batteries, 17 parts of charging interfaces, 18 parts of soaking plates, 181 parts of top plates, 182 parts of side plates, 183 parts of bottom plates and 184 parts of bosses.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, an improved optical lens barrel according to the present invention includes: the lens barrel comprises a base 1 and a lens barrel body 2, wherein the lens barrel body 2 is fixedly arranged on the base 1, the lens barrel body 2 comprises a lens barrel wall, the lens barrel wall is a hollow cylinder, a cavity is arranged inside the lens barrel wall, a buffer strip 3 is arranged in the cavity, and a buffer component 4 is filled in the buffer strip 3; a first lens 5, a second lens 6, a third lens 7 and a light-sensing plate 8 are sequentially arranged in the lens barrel body 2 from top to bottom (the first lens 5, the second lens 6 and the third lens 7 can be selected according to different specifications according to actual use requirements, and the specification is not limited in this embodiment), wherein a guide rail 9 is arranged outside the second lens 6, and a rack 10 is arranged on the lower side of the guide rail 9; a gear 11 is arranged on one side of the rack 10, the focusing motor 12 is arranged at the rear end of the gear 11, a limiting baffle 13 is arranged at the lower end of the rack 10, and the lower side of the limiting baffle 13 (preferably a limiting block) is fixedly connected with the base 1; the focusing motor 12 is electrically connected with a motor driver 14, the motor driver 14 is electrically connected with a single chip microcomputer 15, the single chip microcomputer 15 is connected with the light-sensing plate 8, and the light-sensing plate 8 is fixed on the base 1; still be provided with rechargeable battery 16 in the base 1, rechargeable battery 16 with charge interface 17, singlechip 15 focusing motor 12, motor driver 14 is connected. Wherein first camera lens 5 plays the imaging, be provided with first support between first camera lens 5 and the lens cone body 2, first support plays the fixed action, first camera lens 5 downside is provided with second camera lens 6, second camera lens 6 plays the imaging, 6 outsides of second camera lens are provided with heating panel or soaking plate 18, heating panel or soaking plate 18 play heat dissipation heat conduction effect, be provided with the camera lens shock pad between second camera lens 6 and heating panel or soaking plate 18, the camera lens shock pad plays and keeps camera lens stabilizing effect.

Guide rail 9 plays and removes limiting displacement, guide rail 9 downside is provided with rack 10, rack 10 plays the combined action, rack 10 lower extreme is provided with injects baffle 13, injects baffle 13 and plays limiting displacement, it is provided with base 1 to inject baffle 13 downside, base 1 plays the supporting role, 6 downside of second camera lens is provided with third camera lens 7, third camera lens 7 plays the formation of image effect, be provided with the second support between third camera lens 7 and heating panel or soaking plate 18, the second support plays the supporting role, 7 downside of third camera lens is provided with photosensitive web 8, photosensitive web 8 plays and receives the formation of image effect, rack 10 one side is provided with gear 11, gear 11 plays the combined action, gear 11 rear end is provided with focusing motor 12, focusing motor 12 plays the focusing effect. The motor driver 14 plays a role of driving a motor, the single chip microcomputer 15 is arranged on one side of the motor driver 14, the single chip microcomputer 15 plays a control role, the rechargeable battery 16 is arranged on one side of the base 1, the rechargeable battery 16 plays a role of storing electric energy, the upper end of the rechargeable battery 16 is provided with a charging interface 17, the charging interface 17 plays a charging role, the charging interface 17 is connected to the rechargeable battery 16 through a lead, the rechargeable battery 16 is connected to the single chip microcomputer 15 through a lead, the single chip microcomputer 15 is connected to the motor driver 14 through a lead, the light-sensing plate 8 is connected to the motor driver 14 through a lead, the focusing motor 12 is connected to the single chip microcomputer 15 through a lead, the charging interface 17 is connected to the base 1 through a screw, the screw connection plays a fixing role, the rechargeable battery 16 is connected to the base 1 through gluing, the gear 11 is meshed with the rack 10, the gear 11 is connected with the focusing motor 12 through a key, and the key is connected to play a linkage role.

Preferably, a soaking plate 18 is further included, which is disposed between the second lens 6 and the guide rail 9.

Preferably, a plurality of heat dissipation holes are further formed in the base 1.

Preferably, the damping assembly 4 is a damping spring.

Preferably, the base 1 and the lens barrel body 2 are integrally formed.

Preferably, the base 1 and the lens barrel body 2 are fixedly connected by screws.

Preferably, the single chip microcomputer 15 is a 51 single chip microcomputer 15 (more preferably, an enhanced 51 single chip microcomputer 15STC12C5a60S2 is used as a control core), and since it belongs to a common single chip microcomputer 15 in the market, it should be known by those skilled in the art, and therefore, the description thereof is omitted here.

In a preferred embodiment, referring to fig. 2 and 3, the soaking plate 18 comprises a bottom plate 183, a top plate 181 and a side plate 182 connected between the top plate 181 and the bottom plate 183, a closed cavity is defined between the top plate 181, the bottom plate 183 and the side plate 182, and the closed cavity is filled with an evaporation working medium (the evaporation working medium is deionized water, so that rapid evaporation and condensation are realized for heat exchange and rapid backflow); the inner surface of the top plate 181 is provided with micron-sized bosses 184 (the bosses 184 may be conical bosses 184) arranged in an array. The side wall of the boss 184 and the inner surface of the top plate 181 are both super-hydrophobic surfaces, the top plate 181 is externally connected with a positive voltage (positive electrode of the rechargeable battery 16), and the bottom plate 183 is grounded (negative electrode of the rechargeable battery 16). The top plate 181 is a condensation surface of the soaking plate 18, the inner surface of the top plate is a super-hydrophobic surface except the top surface of the boss 184, and an external voltage is applied to the condensation surface, when vapor at the evaporation end reaches the condensation end for condensation, droplets in the super-hydrophobic surface area of the condensation end roll to the top surface of the boss 184, and an external voltage is applied to the condensation end, and the top surface of the boss 184 forms an electric spray to the droplets gathered thereon and sprays the electric spray to the evaporation end, thereby enhancing the evaporation and condensation speed, improving the heat exchange performance of the evaporation area and the condensation area, avoiding the need of a traditional wick structure, reducing the axial thermal resistance, and effectively improving the capillary limit and the carrying limit of the soaking plate 18 due to the electric spray accelerating liquid backflow, thereby improving the overall.

Of course, in another preferred embodiment, heat-dissipating plates may be used instead of the soaking plates 18 to reduce the production cost. Since many heat dissipation plates are available on the market, they are not described herein.

The working principle of the embodiment is as follows: when the optical lens is impacted by external force, the buffer strip 3 in the lens cone wall can play a good role in buffering and damping. And the buffer components 4 are respectively arranged along the transverse direction and the longitudinal direction of the lens barrel wall, so that shock waves from all directions can be well absorbed, the anti-falling and shock-absorbing effects are better, and the service life of the optical lens is prolonged to a certain extent. In addition, the lens barrel is in the use process, the focusing motor 12 is controlled to be started through the single chip microcomputer 15, the light sensing plate 8 receives light, the light is transmitted to the motor driver 14, after the motor driver 14 processes signals, data needing to be adjusted are transmitted to the single chip microcomputer 15, the single chip microcomputer 15 controls the focusing motor 12 to be started, the focusing motor 12 rotates to drive the gear 11 to rotate, the gear 11 drives the rack 10 to move, the soaking plate 18 or the heat dissipation plate moves, the second lens and the third lens start focusing, the lens barrel generates heat in the use process, the temperature inside the lens barrel is controlled through the soaking plate 18 or the heat dissipation plate, and the stability of.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An improved optical lens barrel, comprising: the lens cone comprises a base and a lens cone body, wherein the lens cone body is fixedly arranged on the base and comprises a lens cone wall, the lens cone wall is a hollow cylinder, a cavity is arranged inside the lens cone wall, a buffer strip is arranged in the cavity, and a buffer component is filled in the buffer strip; the lens barrel body is internally provided with a first lens, a second lens, a third lens and a light sensing plate from top to bottom in sequence, wherein a guide rail is arranged outside the second lens, and a rack is arranged on the lower side of the guide rail; a gear is arranged on one side of the rack, the focusing motor is arranged at the rear end of the gear, a limiting baffle is arranged at the lower end of the rack, and the lower side of the limiting baffle is fixedly connected with the base; the focusing motor is electrically connected with a motor driver, the motor driver is electrically connected with a single chip microcomputer, the single chip microcomputer is connected with the photosensitive plate, and the photosensitive plate is fixed on the base; still be provided with rechargeable battery in the base, rechargeable battery with the interface that charges, the singlechip, the focusing motor, motor drive connects.

2. The improved optical barrel according to claim 1, wherein: the lens driving device further comprises a soaking plate which is arranged between the second lens and the guide rail.

3. The improved optical barrel according to claim 1 or 2, wherein: and a plurality of heat dissipation holes are also formed in the base.

4. The improved optical barrel according to claim 1, wherein: the buffer assembly is a buffer spring.

5. The improved optical barrel according to claim 1, wherein: the base and the lens barrel body are integrally formed.

6. The improved optical barrel according to claim 1, wherein: the base and the lens cone body are fixedly connected through screws.