CN211426956U

CN211426956U - Optical system suitable for light source lens collimation and regulatory function

Info

Publication number: CN211426956U
Application number: CN202020329869.1U
Authority: CN
Inventors: 刘光中; 高鲁嘉; 丁绍伟; 林宏斌; 张学治
Original assignee: Medi Weidun Beijing Technology Development Co ltd
Current assignee: Medi Weidun Beijing Technology Development Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-09-04
Anticipated expiration: 2030-03-17

Abstract

The utility model relates to an optical device field discloses an optical system suitable for light source lens collimation and regulatory function, including guide rail, riser, slider, LED lamp and lens encapsulation subassembly, the riser is connected perpendicularly in the one end of guide rail, slider and guide rail portable connection, and the slider is inside to be offered along the through-hole that the guide rail direction runs through, and the LED lamp is connected in the one end that deviates from the riser to the slider, and lens encapsulation subassembly is along through-hole portable connection in the inside through-hole of slider. The utility model provides a pair of optical system suitable for light source lens collimation and regulatory function has simple structure, low price, small in size, light in weight, convenient transportation carries, lower to operator's technical requirement, the installation and debugging of being convenient for, can design repeatedly and verify and can design to multiple different data type and verify, including the design verification and the installation and debugging etc. of different kinds of lenses, not only shorten verification and installation and debugging time, can also reduce research and development and manufacturing cost.

Description

Optical system suitable for light source lens collimation and regulatory function

Technical Field

The utility model relates to an optical device field especially relates to an optical system suitable for light source lens collimation and regulatory function.

Background

In the design of the optical path system, the design of the lens occupies a considerable proportion, but the practical use effect of the lens is not satisfactory due to the difference of the types of the lenses, design, processing and installation errors and the like. Especially, when a plurality of groups of lenses are combined, time and labor are wasted, technical requirements on installation and debugging personnel are high, and design requirements cannot be met even if the lenses are slightly deviated.

The verification of the light path usually needs to integrate the use effects of all components, and in order to obtain a satisfactory design effect, repeated verification and multiple adjustment are usually needed, so that the time and labor are wasted, the research and development cost is high, and the design period is delayed. Therefore, a product which can quickly verify the design result and can meet the design requirement through simple installation and debugging is urgently needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing an optical system suitable for light source lens collimation and regulatory function for the verification of solving or partly solving current light path wastes time and energy and the higher problem of research and development cost.

(II) technical scheme

In order to solve the technical problem, the utility model provides an optical system suitable for light source lens collimation and regulatory function, including guide rail, riser, slider, LED lamp and lens encapsulation subassembly, the riser connect perpendicularly in the one end of guide rail, the slider with guide rail portable connection, the slider is inside to be seted up along the through-hole that the guide rail direction runs through, the slider is deviating from the one end of riser is connected the LED lamp, the lens encapsulation subassembly is in follow in the inside through-hole of slider through-hole portable connection.

On the basis of the scheme, the light-transmitting piece is further provided with a light-transmitting hole in the center, and the light-transmitting piece is arranged in the through hole and is matched with the through hole in size.

On the basis of the scheme, the light-transmitting piece is located on one side, deviating from the LED lamp, of the lens packaging assembly, or located between the lens packaging assembly and the LED lamp.

On the basis of the scheme, the light-transmitting piece is movably arranged along the through hole.

On the basis of the scheme, the lens packaging assembly and the light-transmitting piece are respectively in the through hole and are in threaded connection with the sliding block.

On the basis of the scheme, at least one end face of the lens packaging assembly is provided with a straight groove.

On the basis of the scheme, at least one side surface of the light-transmitting piece is also provided with a straight groove.

On the basis of the scheme, one end of the sliding block, which is far away from the vertical plate, is connected with a fixing plate which covers the through hole, and the LED lamp penetrates through the fixing plate and is inserted into the through hole.

On the basis of the scheme, lens encapsulation subassembly includes overcoat, the lens group that awaits measuring and compresses tightly the cover, the overcoat is hollow structure, one end and is equipped with the trompil on opening form and the other end terminal surface, compress tightly the cover be both ends open-ended hollow structure and external diameter with the internal diameter phase-match of overcoat, it inserts to compress tightly the cover will await measuring lens group in the overcoat and press to establish at overcoat other end terminal surface inboard.

(III) advantageous effects

The utility model provides a pair of optical system suitable for light source lens collimation and regulatory function compares with prior art has simple structure, low price, small in size, light in weight, convenient transportation carries, lower to operator's technical requirement, be convenient for installation and debugging and can design repeatedly and verify, including the design verification and the installation and debugging etc. of different kinds of lenses, not only shorten verification and installation and debugging time, can also reduce research and development and manufacturing cost.

Drawings

Fig. 1 is a first perspective structure diagram of an optical system suitable for the light source lens collimation and adjustment functions in the embodiment of the present invention;

fig. 2 is a second perspective structure diagram of the whole optical system suitable for the light source lens collimation and adjustment functions in the embodiment of the present invention;

fig. 3 is a cross-sectional structure diagram of an optical system suitable for the light source lens collimation and adjustment functions according to an embodiment of the present invention;

fig. 4 is an exploded view of an embodiment of the lens package assembly of the present invention.

Description of reference numerals:

wherein, 1, a vertical plate; 2. a guide rail; 3. a slider; 4. a fixing plate; 5. an LED lamp; 6. a light transmissive member; 7. a lens package assembly; 8. a jacket; 9. a lens; 10. a compression sleeve; 11. a light-transmitting hole; 12. a straight slot.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides an optical system suitable for light source lens collimation and regulatory function, refer to fig. 1, this optical system suitable for light source lens collimation and regulatory function includes guide rail 2, riser 1, slider 3, LED lamp 5 and lens encapsulation subassembly 7, riser 1 connect perpendicularly in guide rail 2's one end, slider 3 with 2 portable connections of guide rail, 3 inside through-holes that run through along 2 directions of guide rail have been seted up to slider, slider 3 is deviating from the one end of riser 1 is connected LED lamp 5, lens encapsulation subassembly 7 is in the inside of slider 3 is followed through-hole portable connection.

The outer diameter of the lens package 7 should match the inner diameter of the slider 3. The lens package assembly 7 is a package fixing member for the lens to be tested. Lens encapsulation subassembly 7 will await measuring the lens and fix in the inside through-hole of slider 3, and the light that LED lamp 5 sent falls on riser 1 after passing the lens that awaits measuring. In order to test the front and back focal length, collimation and focusing effects of the lens to be tested, when the LED lamp 5 emits light, the change condition of light spots irradiated on the vertical plate 1 after the light source comes out from the lens packaging assembly 7 can be observed and observed by adjusting the distance of the lens packaging assembly 7 in the sliding block 3 or the distance between the sliding block 3 and the vertical plate 1. By replacing the lens package assembly 7 of a different lens, different lenses or groups of lenses can be tested.

Compared with the prior art, the optical system suitable for light source lens collimation and adjusting function has the advantages of simple structure, low price, small size, light weight, convenience in transportation and carrying, lower technical requirement on an operator, convenience in installation and debugging, capability of repeatedly carrying out design verification, and the like, and can shorten the verification time, shorten the installation and debugging time, and reduce the research and development cost and the production cost.

Furthermore, the optical system suitable for the collimation and adjustment functions of the light source lens provided by the embodiment can be used as a product alone, and also can be used as a design module of an optical path system in a complete machine, so that the application range is wide. The slider 3 is only used as a basic component of the optical system, most optical design or verification can be carried out by modifying the form of the slider 3 or replacing other components, the integration level and the utilization rate of products are extremely high, and infinite possibility is provided for the design research and development and the installation and debugging of complex optical paths.

Further, the slider 3 is detachably attached to the guide rail 2. The slide block 3 with different sizes can be conveniently replaced to adapt to different lenses.

The optical system suitable for the light source lens collimation and adjustment functions provided by the embodiment is a device for performing collimation design and lens adjustment on a light source, and has a function of verifying the collimation effect of the light source. The optical system can be repeatedly designed and verified, and can also be used for designing and verifying a plurality of different data types, wherein the different data types comprise different types and different sizes of lenses and result verification of different testing distances. The verification of the results of different test distances is also an important point of the optical system.

On the basis of the above embodiment, further, referring to fig. 2, the optical system suitable for the collimation and adjustment functions of the light source lens provided by this embodiment further includes a light-transmitting member 6 having a light-transmitting hole 11 at the center, where the light-transmitting member 6 is disposed in the through hole and has a size matched with the through hole. The light-transmitting member 6 is disposed transversely in the through hole inside the slider 3.

In order to make the observation and observation effect more obvious and reduce the divergence of the light source after coming out of the lens packaging component 7, a light source collimating device, namely a light-transmitting hole 11 is specially added between the vertical plate 1 and the LED lamp 5. The center of the light-transmitting member 6 is provided with a light-transmitting hole 11 therethrough, and light emitted from the LED lamp 5 is emitted through the light-transmitting hole 11.

On the basis of the above embodiment, further, the light-transmitting member 6 is located on a side of the lens package 7 facing away from the LED lamp 5, or between the lens package 7 and the LED lamp 5. Depending on the design of the light path and the desired effect, the light-transmissive member 6 can be placed between the LED lamp 5 and the lens package 7 or on both sides of the lens package 7.

On the basis of the above embodiment, further, the light-transmitting member 6 is movably disposed along the through hole. The position of the light hole 11 can be adjusted flexibly.

On the basis of the above embodiment, further, referring to fig. 3, the lens package 7 and the light-transmitting member 6 are respectively screwed with the slider 3 in the through hole. The slider 3 is an internal thread structure, and the lens packaging component 7 and the light-transmitting component 6 are respectively an external thread structure. The lens packaging assembly 7 and the light-transmitting piece 6 are arranged and are respectively connected with the sliding block 3 through thread structures, so that the position can be conveniently adjusted.

In addition to the above embodiments, at least one end surface of the lens package 7 is provided with a linear groove 12.

In addition to the above embodiments, at least one side of the light-transmitting member 6 is also provided with a straight groove 12.

The position of the lens package 7 and the optically transparent member can be adjusted by the engagement of a straight screwdriver with the straight slot 12. Preferably, a linear groove 12 is provided on an end face of the lens package 7 facing away from the LED lamp 5. A linear groove 12 is provided on the side of the light-transmitting element 6 facing away from the LED lamp 5. The position of the lens package 7 and the light-transmitting member 6 can be easily adjusted by a straight screwdriver from the other end of the slider 3 opposite to the LED lamp 5.

The one end that lens encapsulation subassembly 7 deviates from LED lamp 5 can be located to a word groove 12, also can locate the one end that is close to LED lamp 5, and the installation and debugging of the only way of deviating from is more convenient, need take out LED lamp 5 from the slider through-hole when being close to the installation and debugging. The arrangement of the linear grooves 12 on the light transmissive member 6 is similar to the lens package 7. In addition, some lenses in the lens package 7 are not divided into front and back surfaces, and some lenses are divided into front and back surfaces, and the lenses divided into front and back surfaces need to be paid attention to the downward direction when packaged.

On the basis of the above embodiment, further, one end of the sliding block 3 away from the vertical plate 1 is connected with a fixing plate 4 covering the through hole, and the LED lamp 5 penetrates through the fixing plate 4 and is inserted into the through hole. The LED lamp 5 is fixed at the end of the sliding block 3 through the fixing plate 4.

Further, the through hole inside the slider 3 can be step-shaped, the diameter of the through hole at one end close to the LED lamp 5 is smaller, and the diameter of the through hole at one end close to the LED lamp 5 is matched with the size of the LDE lamp. The LDE lamp is inserted into the through hole and is in contact with the inner wall of the sliding block 3, and the LED lamp 5 can be well fixed.

On the basis of above-mentioned embodiment, furtherly, lens encapsulation subassembly 7 includes overcoat 8, the lens group that awaits measuring and compresses tightly cover 10, overcoat 8 is hollow structure, one end and is equipped with the trompil on opening form and the other end terminal surface, it is both ends open-ended hollow structure and external diameter and to compress tightly cover 10 and the internal diameter phase-match of overcoat 8, it inserts to compress tightly cover 10 will await measuring the lens group pressure in overcoat 8 and establish 8 other end terminal surfaces inboardly. The pressing sleeve 10 is detachably connected with the outer sleeve 8.

Although most lens packages 7 are available as a direct purchase, it is cumbersome to use if the desired lens is not packaged or if the package size is not standard. The lens package assembly 7 can be manufactured by itself for ease of use and on the basis of several standard package specifications that are commonly used. As shown in fig. 4, the lens package assembly 7 is composed of an outer sleeve 8, a lens 9 and a pressing sleeve 10, and after the lens 9 is placed in the outer sleeve 8, the lens 9 is fixed by the tight fit of the outer sleeve 8 and the pressing sleeve 10, thereby completing the package. The lens packaging assembly 7 manufactured by the user can not only select the type, size and performance of the lens 9 according to the design requirement of the user, but also package a plurality of groups of lenses, has high degree of freedom in selection, and has small dependence on upstream providers.

As shown in fig. 1, fig. 2, and fig. 3, the optical system suitable for the collimation and adjustment functions of the light source lens provided in this embodiment has the following specific structure: LED lamp 5 is fixed through fixed plate 4 and slider 3, light trap 11 and lens encapsulation subassembly 7 have multiple different screw thread specifications as solitary spare part, need notice during the cooperation whether interior external screw thread size is unanimous. The light hole 11 and the front end of the lens packaging component 7 are respectively provided with a straight groove 12, and the light hole 11 or the lens packaging component 7 is driven to rotate by a straight screwdriver so as to realize the movement of the lens packaging component inside the sliding block 3. After the guide rail 2 and the slide block 3 are subjected to finish machining, the precision of linear movement of the guide rail and the slide block can be ensured. The lens packaging assembly 7 has a corresponding standard packaging for most lenses according to different tested lens types and functions, and the specification and size of the standard packaging are mostly concentrated, so that the internal thread size of the sliding block 3 is mainly concentrated in a range of several common specification and size.

As shown in fig. 3 and 4, the lens package assembly 7 of the present embodiment uses a lenticular lens, and here, only the lenticular lens is taken as an example for description. The optical system does not have a fixed combination form but is a set of multiple solutions, the sliding block 3 is only a basic component in the optical system, and different combinations or additional modifications of other components can be performed according to different optical path designs or component tests, which are not all repeated here.

Furthermore, all main parts are subjected to anodic oxidation black matte treatment, so that the influence of reflection or absorption of the parts on the detection effect can be avoided, the appearance of the parts can be beautified, the parts are prevented from being corroded, and the service life of the parts is prolonged.

The optical system suitable for light source lens collimation and regulatory function of this embodiment simple structure, low price, small in size, light in weight, convenient transportation carry, lower to operator's technical requirement, be convenient for installation and debugging and can design and verify repeatedly, including the design of different types of lens, verify and installation and debugging etc. not only shorten verification and installation and debugging time, can also reduce research and development and manufacturing cost. The optical system suitable for the light source lens collimation and adjustment functions is not in a fixed combination form but is integrated by a set of optical system, can be independently used as a product and also can be used as a part of a whole machine, has high product integration level and utilization rate, and provides infinite possibility for design research and development and installation and debugging of complex optical paths. The lens packaging assembly 7 can not only select the type, size and performance of the lens according to the design requirement of the lens, but also package a plurality of groups of lenses, has great freedom of selection and has small dependence on upstream providers. The main parts are all subjected to anodic oxidation black matte treatment, so that the light-shielding effect can be achieved, the appearance can be beautified, the corrosion of the parts can be prevented, the service life of the parts can be prolonged, and the like.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an optical system suitable for light source lens collimation and regulatory function, its characterized in that, includes guide rail, riser, slider, LED lamp and lens encapsulation subassembly, the riser connect perpendicularly in the one end of guide rail, the slider with guide rail swing joint, the slider is inside to be seted up along the through-hole that the guide rail direction runs through, the slider is deviating from the one end of riser is connected the LED lamp, the lens encapsulation subassembly is in follow in the inside through-hole of slider through-hole swing joint.

2. The optical system of claim 1, further comprising a light-transmissive member having a light-transmissive hole in the center, wherein the light-transmissive member is disposed in the through hole and has a size matching the through hole.

3. The optical system of claim 2, wherein the optically transmissive member is located on a side of the lens package facing away from the LED lamp or between the lens package and the LED lamp.

4. The optical system of claim 2, wherein the optically transparent member is movably disposed along the aperture.

5. The optical system of claim 4, wherein the lens package and the optically transparent member are respectively threaded to the slider in the through hole.

6. The optical system of claim 5, wherein the lens package has a slotted groove on at least one end face.

7. The optical system of claim 5, wherein at least one side of the light-transmissive member is also provided with a linear groove.

8. The optical system applicable to the light source lens collimation and adjustment functions as claimed in claim 1, wherein a fixing plate covering the through hole is connected to an end of the slider away from the vertical plate, and the LED lamp is inserted into the through hole through the fixing plate.

9. The optical system of claim 1, wherein the lens package assembly comprises an outer sleeve, a lens group to be measured, and a pressing sleeve, the outer sleeve is hollow, one end of the outer sleeve is open, an opening is formed in the end face of the other end of the outer sleeve, the pressing sleeve is hollow, the outer diameter of the pressing sleeve is matched with the inner diameter of the outer sleeve, and the pressing sleeve is inserted into the outer sleeve to press the lens group to be measured inside the end face of the other end of the outer sleeve.