CN109946826A - A kind of telescope for reducing direct sunlight and influencing - Google Patents
A kind of telescope for reducing direct sunlight and influencing Download PDFInfo
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- CN109946826A CN109946826A CN201910295212.XA CN201910295212A CN109946826A CN 109946826 A CN109946826 A CN 109946826A CN 201910295212 A CN201910295212 A CN 201910295212A CN 109946826 A CN109946826 A CN 109946826A
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- container
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- card slot
- telescope
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- Telescopes (AREA)
Abstract
The invention discloses a kind of telescopes that reduction direct sunlight influences comprising lens barrel one, lens barrel two and installing mechanism.The annular container coaxial with lens barrel one is opened up on lens barrel one；Lens barrel two is removably mounted on lens barrel one by installing mechanism, and opens up card slot one on the lateral wall of two one end of lens barrel.Installing mechanism includes sliding shoe, support spring, telescoping tube and clamping structure.Sliding shoe is housed in container, and airtight cavity one is formed between the bottom wall of container；Support spring is housed in cavity one.The both ends of support spring are separately mounted between the bottom wall of container and sliding shoe；Clamping structure includes cylinder body and piston.Cylinder body is fixed on the inner sidewall of container.One end of telescoping tube passes through sliding shoe and is connected to cavity one, and opposite other end is connected to cylinder body.The present invention can weaken the influence that direct projection scattering light measures telescope by installing lens barrel two additional on lens barrel one.
Description
Technical field
The present invention relates to telescope field, specially a kind of telescope for reducing direct sunlight and influencing.
Background technique
Difference absorption spectrum technology (Differential Optical Absorption Spectroscopy, referred to as
DOAS) characteristic absorption mainly using gas molecule in UV, visible light wave band measures its qualitative, quantitative.Due to Difference Absorption light
Spectral technology has many advantages, such as non-contact, real-time, a wide range of, multicomponent and detectable unknown materials, and DOAS technology is in ring in recent years
Border monitoring, atmospheric remote sensing and Atmospheric Chemistry study on mechanism etc. are applied widely.According to DOAS using light source
Difference can be divided into two class of active DOAS and passive DOAS.Light source is used as using artificial light sources (such as xenon lamp, deuterium and LED light)
It is active DOAS system, is passive DOAS system using natural light (sunlight, moonlight, starlight etc.) as light source.
Passive DOAS generallys use sunlight as light source, and according to the measurement of sunlight, there are mainly three types of modes: direct projection is too
It is sunlight measurement, anti-by the scattering sun light measurement after molecule in atmosphere and KPT Scatter and through ground, mountain peak or building
The sun light measurement penetrated.In comparison, scattering sun light measurement is most common measurement method, measure geometry in passive DOAS
It is more changeable, can inverting more information (pollutant vertical concentration profile and pollution source smoke plume imaging etc.), system structure is relatively simple
Single, scattering light measurement only needs an opera glass.However it has to overcome many additional challenges in passive DOAS.Cause
Usually there is very strong spectral composition for sunlight, these structures must all be thought over when retrieving concentration.It is very weak in order to detect
Trace gas absorb, it is necessary to accurately consider the influence of strong fraunhofer absorption band.
The sunlight transmitted in an atmosphere can weaken because of its interaction with substance, for using the sun as light
For the passive DOAS in source, since trace gas absorbs the uncertainty of light path L in atmosphere, it is therefore desirable to langbobier law
Corresponding transformation is carried out, measure spectrum I (λ) is represented by
I (λ)=I0(λ)·exp[-l·(∑(σj(λ)·cj)+εR(λ)+εM(λ))] (1)
I0(λ) is fraunhofer reference spectra, σj(λ) is absorption cross-section, cjFor gas mean concentration, εR(λ) and εM(λ) point
It Biao Shi not Rayleigh scattering and Mie scattering extinction coefficient.Use diffusion light of the sun as the passive DOAS instrument of light source with zenith direction
As reference spectra, other direction spectrum parse the absorption intensity of the gas with various in atmosphere compared with reference spectra.
Telescope receives the diffusion light of the sun in atmosphere in passive DOAS technology, and direct sunlight, which enters telescope, to be made
It is reduced at optical thickness in measure spectrum, when especially studying atmosphere Ring effect, when telescope is directed toward zenith direction, direct light
Ring effect intensity in measure spectrum can be reduced, causes measurement result relatively low compared to model simulation results, is unfavorable for subsequent meter
It calculates.
Summary of the invention
The purpose of the present invention is to provide a kind of telescopes that reduction direct sunlight influences, to solve utilizing telescope
When direction zenith direction measures, direct light can reduce Ring effect intensity in measure spectrum, cause measurement result compared to mould
The problem of pattern intends Lower result, is unfavorable for subsequent calculating.
To achieve the above object, the invention provides the following technical scheme: it is a kind of reduce direct sunlight influence telescope,
Comprising:
Lens barrel one；
The end face of lens barrel one opens up the annular container coaxial with lens barrel one；The telescope further include:
Lens barrel two offers multiple card slots one on the lateral wall of one end, and multiple card slots one are laid out in a ring in lens barrel two
Lateral wall on；
Lens barrel two is removably mounted on lens barrel one by installing mechanism, and lens barrel two and lens barrel one are coaxial；
Wherein, the installing mechanism includes:
Ring-shaped slide block, is housed in container, and a closed cavity one is formed between the bottom wall of container；
Multiple support springs are housed in the cavity one, and one end of each support spring is fixed on the bottom of container
On wall, and opposite other end is fixed on sliding shoe；
Multiple clamping structures corresponding with multiple one quantity of card slot, each clamping structure include cylinder body and mating with cylinder body
The piston used, cylinder body are fixed on the inner sidewall of container, and the inner sidewall of this container is far from one central axis of lens barrel
Inner sidewall；
One end of multiple telescoping tubes corresponding with multiple one quantity of card slot, telescoping tube passes through sliding shoe and the cavity one
Connection, and opposite other end is connected to cylinder body；
Wherein, there is lens barrel two one end of card slot one to be inserted in container, and lens barrel two-way crosses pressure holding sliding shoe compression institute
The gas in cavity one is stated into cylinder body, to drive piston mobile towards lens barrel two and be entrapped in corresponding card slot one.
Preferably, the cylinder body offers through-hole, each clamping structure far from one end of container further include:
Vent valve, one end spirally protrude into the through-hole, and with the side wall of the piston, cylinder body formed one it is closed
Cavity two；
Multiple reset springs are housed in the cavity two, and one end of each reset spring is fixed on cylinder body with institute
It states on the inner wall of through-hole, and opposite other end is fixed on piston；
Kelly, one end of which is fixed on the pistons far from the end face of reset spring, and opposite other end extends to cylinder body
Outside and be directed toward the central axis of lens barrel one, and when piston is mobile towards lens barrel two, be caught in corresponding card slot one；
Wherein, the other end of the telescoping tube is connected to the cavity two；When vent valve and the through-hole are detached from, reset
Spring pulls piston mobile towards the direction for deviating from lens barrel two, so that kelly is detached from corresponding card slot one.
Preferably, layer oxide film layer is set in the inner surface and the outer surface of the lens barrel one and/or lens barrel two.
Preferably, fexible film thermal control coating is also coated on the outside of the oxidation film layer；The fexible film thermal control coating
For absorbing direct sunlight.
Preferably, the fexible film thermal control coating is black carburizing Kapton, the silver-plated secondary surface of F46 film
Aluminize second surface mirror thermal control coating, two-sided aluminized mylar, two-sided polyimides of aluminizing of mirror thermal control coating, polyimides is thin
At least one of film, two-sided aluminized mylar single side pressure sensitive adhesive and Kapton double-sided pressure-sensitive.
Preferably, the telescope further include:
Lens barrel lid is movably arranged on the one end of the lens barrel two far from the card slot one.
Preferably, one end inner sidewall of the lens barrel two far from card slot one is opened up along two radial symmetric of lens barrel there are two card slot
Two, the lens barrel lid includes:
Covering plate is hollow structure, and offers strip-shaped hole on covering plate；The shape of the covering plate cross section and big
It is small equal with the shapes and sizes of two cross section of lens barrel；
Two slide bars corresponding with two card slots two, one end of two slide bars are protruded into the covering plate, two cunnings
The opposite other end of bar is respectively positioned on the outside of the covering plate；
Connecting spring is housed in the covering plate, and is mounted between two slide bars；
Two connecting rods one corresponding with two slide bar quantity, one end of two connecting rods one, which is respectively perpendicular, is mounted on two
On a slide bar, the other end of two connecting rods one passes through the outside that strip-shaped hole reaches covering plate.
Preferably, the lens barrel lid further include:
At least one baffle, one end are vertically fixed on covering plate on the end face of strip-shaped hole；
Connecting rod two is in flat shape with slide bar, and one end is vertically fixed on the other end of corresponding baffle；
Wherein, the other end of two connecting rods one is socketed in connecting rod two, and can be along the axis of connecting rod two
Line sliding；The vertical height of the connecting rod two is less than the vertical height of the baffle.
Preferably, the oxidation film layer is aluminum oxide film layer.
Preferably, the lens barrel two is fixed on lens barrel one, and is an integral molding structure with lens barrel one.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is electrolysed layer oxide film layer by anode oxidation process on the surfaces externally and internally of lens barrel one, to direct projection
Scattering light absorb or is reflected slowly, to reduce the influence that direct projection scattering light measures telescope.Meanwhile the present invention also by
Install an additional lens barrel two on lens barrel one additional, further to weaken the influence that direct projection scattering light measures telescope, with
Subsequent calculating is not influenced.
2, lens barrel two is protruded into the container in the present invention and pushes down on sliding shoe, so that the air-flow in cavity one is logical
Telescoping tube is crossed to enter in corresponding cavity two.At this point, to the direction close to lens barrel two due to importing more air-flow in cavity two
Push corresponding kelly.Kelly protrudes into corresponding card slot one and fixes lens barrel two.The present invention, which also passes through to be turned out, puts
Air valve, so that the intracorporal air-flow evolution of cylinder.Under the action of reset spring, kelly is exited from corresponding card slot one.In support bullet
Under the action of spring, sliding shoe pushes the fortune function upwards of lens barrel two.Finally lens barrel two is taken out from container manually.Utilize this hair
Bright operation can fast implement the installation and removal of lens barrel two, not time-consuming and laborious, be finally reached and be convenient for changing convex lens, wipe
Wipe the effect of convex lens.
3, the present invention pulls two connecting rods one, so that corresponding two cunnings when needing to block convex lens in opposite directions manually
Bar slides into covering plate.Then covering plate is put among two card slots two.At this point, connecting rod one is unclamped manually, in connection bullet
Under the action of spring, slide bar is protruded into corresponding card slot two.At this point, lens barrel lid is mounted on lens barrel two, and convex lens is covered in, made
A large amount of dust will not have been fallen on convex lens by obtaining.Meanwhile two baffles in the present invention and connecting rod two form one and are in
The handle of " H " shape.Lens barrel lid is carried in this way, can be convenient, and facilitates taking and placing lens barrel lid.Meanwhile the present invention utilizes the handle of " H " shape
Hand, can avoid in the prior art by rope tangle mirror cover in the way of there are rope fractures the phenomenon that, while being also avoided that mirror cover
When being tangled by rope, the shank of mirror cover and telescope in measurement is caused to there is collision, and influences measurement.
Detailed description of the invention
Fig. 1 is telescope configuration schematic diagram of the present invention；
Fig. 2 is one structure top view of lens barrel；
Fig. 3 is lens barrel one and two mounting structure schematic diagram of lens barrel；
Fig. 4 is A structure enlargement diagram in Fig. 3；
Fig. 5 is B structure enlarged diagram in Fig. 4；
Fig. 6 is lens barrel lid and two mounting structure schematic diagram of lens barrel.
In figure: the sun 1, direct projection scattering light 2, lens barrel 1, container 31, sliding shoe 32, support spring 33, telescoping tube 34,
Cylinder body 35, kelly 36, piston 37, reset spring 38, vent valve 39, optical fiber 4, lens barrel 25, card slot 1, card slot 2 52, lens barrel
Lid 6, covering plate 61, slide bar 62, strip-shaped hole 63, connecting rod 1, connecting rod 2 65, connecting spring 66, baffle 67.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
The present embodiment proposes a kind of telescope that reduction direct sunlight influences, and is used to solve to be directed toward zenith when telescope
When direction measures, direct light can reduce Ring effect intensity in measure spectrum, cause measurement result compared to modeling knot
The problem of fruit is relatively low, is unfavorable for subsequent calculating.Opening of the telescope is generally fixed as 0.2 °, and the present embodiment is to reduce the direct projection sun
Influence of the light to measurement result uses following two method:
One, with reference to Fig. 1, an additional lens barrel 25 (position of convex lens is constant) is installed additional again on lens barrel 1, i.e., originally
Telescope in embodiment includes lens barrel 1, convex lens (not shown) and lens barrel 25；Lens barrel 25 is fixed on lens barrel 1
On, and be an integral molding structure with lens barrel 1.Convex lens is mounted on one end that lens barrel 1 is connected with lens barrel 25.Compared to
Common telescope does not have additional lens barrel in existing passive DOAS technology, and the present embodiment can obviously subtract after installing lens barrel 25 additional
Light 2 is scattered into the direct projection of telescope less.This is because the direct sunlight of the telescope primary recipient telescope pointing direction dissipates
Penetrate light 2.After lens barrel lengthens, it on the one hand can reduce from the direct projection that side enters telescope and scatter light 2, on the other hand enter mirror
The light of one 3 inner sidewalls of cylinder first can be absorbed and be inhibited by lens barrel 25, therefore after installing lens barrel 25 additional, reduce side-scattered light with
The influence of direct light.In measurement, direct projection scattering 2 planoconvex lens of light that the sun 1 emits converge to telescope in the present embodiment
In optical fiber 4 and the electrooptical devices such as spectrometer are transmitted to, are calculated.
Two, layer oxide film layer is first set in the inner surface and the outer surface of lens barrel 1 and/or lens barrel 25.The present embodiment
Anode oxidation process can be used, layer oxide film layer is electroplated in the inner surface and the outer surface of lens barrel 1 and/or lens barrel 25；So
Afterwards, in the flexible film thermal control coating of oxidation film layer outer application；Fexible film thermal control coating is for absorbing direct projection scattering light 2；
In the present embodiment, the material of lens barrel 1 can be aluminium alloy, so the oxidation film layer in the present embodiment can be aluminum oxide film layer；This
When sample is at the lens barrel 1 that direct projection scattering light 2 injects telescope, absorbed by oxidation film layer or using in the way of irreflexive pairs
Direct projection scattering light 2 is weakened.This is because having a large amount of micropore in oxidation film layer, the diffusing reflection and suction of light can be promoted
It receives, and the micro-porous adsorption ability in oxidation film layer is strong, coating black organic coloring agent etc. can be adsorbed, to realize the suction to light
It receives；
Fexible film thermal control coating in the present embodiment is black carburizing Kapton, the silver-plated secondary instrument of F46 film
Face mirror thermal control coating, polyimides are aluminized second surface mirror thermal control coating, two-sided aluminized mylar, two-sided polyimides of aluminizing
At least one of film, two-sided aluminized mylar single side pressure sensitive adhesive and Kapton double-sided pressure-sensitive；This implementation
Example fexible film thermal control coating is carburizing black polyamide thin film, with good space environment stability, and can also
Inhibit heat radiation and the reflection of unnecessary stray light.
The present embodiment is electrolysed layer oxide film layer by anode oxidation process on the surfaces externally and internally of lens barrel 1, to straight
It penetrates scattering light 2 absorb or reflect slowly, to reduce the influence that direct projection scattering light 2 measures telescope.Meanwhile the present embodiment is also
By installing an additional lens barrel 25 additional on lens barrel 1, telescope is measured further to weaken direct projection scattering light 2
Influence, not influence subsequent calculating.
Embodiment 2
Unlike the first embodiment, lens barrel 25 is detachable to be mounted on lens barrel 1 the present embodiment, to reach convenient
The effect replaced convex lens, wipe convex lens.Originally be embodied as that lens barrel 25 can be detachable is mounted on lens barrel 1, to mirror
Cylinder 1 and lens barrel 25 make following improvement:
With reference to Fig. 2, the end face of lens barrel 1 opens up the annular container 31 coaxial with lens barrel 1.With reference to Fig. 3-4, lens barrel two
Multiple card slots 1 are offered on the lateral wall of 5 one end.Multiple card slots 1 are laid out the lateral wall in lens barrel 25 in a ring
On.The number of card slot 1 can be two in the present embodiment.
As shown in Figure 3 and Figure 4, the telescope in the present embodiment further includes peace outside comprising structure described in embodiment 1
Mounting mechanism.Lens barrel 25 is removably mounted on lens barrel 1 by installing mechanism.And lens barrel 25 and lens barrel 1 are coaxial.Fitting machine
Structure may include ring-shaped slide block 32, support spring 33, telescoping tube 34 and clamping structure.
Wherein, ring-shaped slide block 32 is housed in container 31, and can sliding axially along container 31, and with receipts
A closed cavity one is formed between the bottom wall of tank 31.The shape of 25 cross section of sliding shoe 32, container 31 and lens barrel
It is all the same.Lens barrel 25 in the present embodiment is annular shape, so sliding shoe 32 and container 31 can be circular mechanism.
The number of support spring 33 be it is multiple, in the present embodiment the number of support spring 33 be two.Multiple support springs
33 are housed in cavity one.One end of each support spring 33 is fixed on the bottom wall of container 31, and opposite other end is solid
It is scheduled on sliding shoe 32.
Clamping structure has multiple and corresponding with multiple one 51 quantity of card slot.With reference to Fig. 5, each clamping structure includes cylinder
Body 35, kelly 36 and the matching used piston 37 of cylinder body 35, reset spring 38 and vent valve 39.Cylinder body 35 can inlay fixation
On the inner sidewall of container 31.Cylinder body 35 can also cross the inner sidewall of container 31, i.e. one end position of cylinder body 35 in this implementation
In the inside of container 31, the other end of cylinder body 35 is located at the outside of container 31.And the inner sidewall of this container 31 is separate
The inner sidewall of one 3 central axis of lens barrel.Cylinder body 35 offers through-hole far from one end of container 31.Through-hole along lens barrel 1 diameter
To setting, and through-hole is not connected to container 31.Through-hole is spirally protruded into one end of vent valve 39, and with piston 37, cylinder body 35
Side wall formed a closed cavity two.The number of reset spring 38 is multiple, and is housed in cavity two.Each reset
One end of spring 38, which is fixed on cylinder body 35, to be had on the inner wall of through-hole, and opposite other end is fixed on piston 37.Kelly 36
One end is fixed on end face of the piston 37 far from reset spring 38, and opposite other end extends to the outside of cylinder body 35 and is directed toward mirror
The central axis of cylinder 1.
The quantity of telescoping tube 34 is multiple and corresponding with one 51 quantity of card slot, and in sliding shoe 32 along container 31
When sliding axially, it is able to carry out flexible.Telescoping tube 34 in the present embodiment can be bellows, and the number of telescoping tube 34 can be two
It is a.One end of telescoping tube 34 passes through sliding shoe 32 and is connected to cavity one, and opposite other end is connected to cylinder body 35.That is telescoping tube 34
The other end be connected to cavity two；
Wherein, there is lens barrel 25 one end of card slot 1 to be inserted in container 31, and lens barrel 25 passes through pressure holding sliding shoe
Gas in 32 compression chambers one is in the cavity two into cylinder body 35, to drive piston 37 mobile towards lens barrel 25 and be entrapped in
In corresponding card slot 1, i.e., when piston 37 is mobile towards lens barrel 25, kelly 36 is caught in corresponding card slot 1.It is deflating
When valve 39 and through-hole are detached from, reset spring 38 pulls piston 37 towards mobile away from the direction of lens barrel 25, so that kelly 36 and corresponding
Card slot 1 be detached from.
In the present embodiment, when lens barrel 25 are installed, lens barrel 25 is protruded into container 31 and pushes down on sliding shoe 32.Sliding
Gas in 32 extrusion chamber one of block, the gas in cavity one enter the cavity two in corresponding cylinder body 35 by telescoping tube 34
It is interior.At this point, pushing corresponding kelly 36 to the direction close to lens barrel 25 due to importing more gas in cavity two.Kelly 36
It stretches out and is caught in corresponding card slot 1 out of cylinder body 35, so that lens barrel 25 be fixed.At this point, connecting spring 66 is drawn
It stretches.
When dismantling lens barrel 25, it is turned out vent valve 39, so that vent valve 39 is detached from corresponding cylinder body 35, cylinder body 35
It is penetrated through with the external world.At this point, the gas in cylinder body 35 escapes.Under the action of reset spring 38, kelly 36 is from corresponding card slot one
51 exit and restore position.Under the action of support spring 33, sliding shoe 32 pushes the fortune function upwards of lens barrel 25.Finally manually by mirror
Cylinder 25 is taken out from container 31.Using the operation of the present embodiment, the installation and removal of lens barrel 25 can be fast implemented, no
Effect that is time-consuming and laborious, being finally reached and be convenient for changing convex lens, wipe convex lens.
Embodiment 3
The present embodiment is further added by a lens barrel lid 6 on the basis of embodiment 2, so that telescope is when not in use,
A large amount of dust will not have been fallen on convex lens.
With reference to Fig. 6, lens barrel lid 6 is movably arranged on the one end of lens barrel 25 far from card slot 1, and for covering in convex lens
Mirror.In the present embodiment, one end inner sidewall of the lens barrel 25 far from card slot 1 is opened up along 25 radial symmetric of lens barrel there are two card slot
2 52.
As shown in fig. 6, lens barrel lid 6 includes the slide bar 62, two of covering plate 61, two connecting rod 1, connecting rod 2 65, connects
Connect spring 66 and baffle 67.
Wherein, covering plate 61 is hollow structure.And the shapes and sizes of 61 cross section of covering plate and 25 cross section of lens barrel
Shapes and sizes are equal, and open up a strip-shaped hole 63.Strip-shaped hole 63 can be located on the upper surface of covering plate 61.And the present embodiment
The cross-sectional shape of middle covering plate 61 can be circle, and diameter is equal to the internal diameter of lens barrel 25.
Two slide bars 62 are corresponding with two card slots 2 52.One end of two slide bars 62 is protruded into covering plate 61.Two
The other end of slide bar 62 is respectively positioned on the outside of covering plate 61.Two connecting rods 1 are corresponding with two slide bars 62.Two connections
One end of bar 1, which is respectively perpendicular, to be mounted on two slide bars 62, and the other end of two connecting rods 1 is reached across strip-shaped hole 63
The top of covering plate 61.Connecting rod 1 can be an integral molding structure with corresponding slide bar 62.Connecting spring 66 is housed in covering
Inside plate 61, and it is mounted between two slide bars 62.Connecting spring 66 in the original state when, the other end of two slide bars 62 is equal
Positioned at the outside of covering plate 61.
When needing to block convex lens, two connecting rods 1 are pulled in opposite directions manually, so that corresponding two slide bars 62 are sliding
Enter in covering plate 61.Then covering plate 61 is put among two card slots 2 52.At this point, connecting rod 1 is unclamped manually, even
Under the action of connecing spring 66, slide bar 62 is protruded into corresponding card slot 2 52.At this point, lens barrel lid 6 is mounted on lens barrel 25, and hide
Convex lens is covered, so that a large amount of dust will not have been fallen on convex lens.
The number of baffle 67 is at least one.In the present embodiment, the number of baffle 67 can be two.It hangs down one end of baffle 67
Directly it is fixed on covering plate 61.Connecting rod 2 65 and slide bar 62 are in flat shape and positioned at the top of covering plate 61.Connecting rod 2 65
One end be vertically fixed on the other end of one of baffle 67.In the present embodiment, the other end of connecting rod 2 65 can be fixed
On the other end of another baffle 67.The other end of two connecting rods 1 is socketed in connecting rod 2 65, and being capable of edge
Connecting rod 2 65 central axes sliding.The vertical height of connecting rod 2 65 is less than the vertical height of baffle 67, i.e. the present embodiment
In two baffles 67 and connecting rod 2 65 form one be in " H " shape handle.Connecting rod 1 is along connection in this way
When the central axes sliding of bar 2 65, it is not easy to fall off with connecting rod 2 65.Meanwhile two baffles 67 and a connection in the present embodiment
Bar 2 65 can be an integral molding structure.
It utilizes the handle of " H " shape can be convenient in this way and carries lens barrel lid 6, and facilitate taking and placing lens barrel lid 6, can avoid existing skill
In art by rope tangle mirror cover in the way of there are rope fractures the phenomenon that, while when being also avoided that mirror cover is tangled by rope, lead
It causes the shank of mirror cover and telescope in measurement to there is collision, and influences measurement.
In the present embodiment, when needing to block convex lens, two connecting rods 1 are pulled in opposite directions manually, so that corresponding two
A slide bar 62 slides into covering plate 61.Then covering plate 61 is put among two card slots 2 52.At this point, unclamping connecting rod manually
One 64, under the action of connecting spring 66, slide bar 62 is protruded into corresponding card slot 2 52.At this point, lens barrel lid 6 is mounted on lens barrel two
On 5, and convex lens is covered in, so that a large amount of dust will not have been fallen on convex lens.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of telescope for reducing direct sunlight and influencing comprising:
Lens barrel one (3)；
It is characterized in that, the end face of lens barrel one (3) opens up the annular container (31) coaxial with lens barrel one (3)；The telescope
Further include:
Lens barrel two (5) offers multiple card slots one (51) on the lateral wall of one end, and multiple card slots one (51) are laid out in a ring
On the lateral wall of lens barrel two (5)；
Lens barrel two (5) is removably mounted on lens barrel one (3) by installing mechanism, and lens barrel two (5) and lens barrel one (3) are same
Axis；
Wherein, the installing mechanism includes:
Ring-shaped slide block (32) is housed in container (31), and formation one is closed between the bottom wall of container (31)
Cavity one；
Multiple support springs (33), are housed in the cavity one, and one end of each support spring (33) is fixed on container
(31) on bottom wall, and opposite other end is fixed on sliding shoe (32)；
Multiple clamping structures corresponding with multiple card slot one (51) quantity, each clamping structure include cylinder body (35) and and cylinder body
(35) matching used piston (37), cylinder body (35) are fixed on the inner sidewall of container (31), and this container (31) is interior
Side wall is the inner sidewall far from lens barrel one (3) central axis；
One end of multiple telescoping tubes (34) corresponding with multiple card slot one (51) quantity, telescoping tube (34) passes through sliding shoe (32)
It is connected to the cavity one, and opposite other end is connected to cylinder body (35)；
Wherein, there is lens barrel two (5) one end of card slot one (51) to be inserted in container (31), and lens barrel two (5) is slided by pressure holding
Motion block (32) compresses the gas in the cavity one into cylinder body (35), thus drive piston (37) mobile towards lens barrel two (5) and
It is entrapped in corresponding card slot one (51).
2. the telescope according to claim 1 for reducing direct sunlight and influencing, which is characterized in that the cylinder body (35) is remote
One end from container (31) offers through-hole, each clamping structure further include:
Vent valve (39), one end spirally protrudes into the through-hole, and forms one with the side wall of the piston (37), cylinder body (35)
A closed cavity two；
Multiple reset springs (38), are housed in the cavity two, and one end of each reset spring (38) is fixed on cylinder body
(35) on the inner wall with the through-hole, and opposite other end is fixed on piston (37)；
Kelly (36), one end of which is fixed on the piston (37) far from the end face of reset spring (38), and opposite other end is prolonged
It extends to the outside of cylinder body (35) and is directed toward the central axis of lens barrel one (3), and when piston (37) is mobile towards lens barrel two (5), be caught in
In corresponding card slot one (51)；
Wherein, the other end of the telescoping tube (34) is connected to the cavity two；When vent valve (39) and the through-hole are detached from,
Reset spring (38) pulls piston (37) mobile towards the direction away from lens barrel two (5), so that kelly (36) and corresponding card slot one
(51) it is detached from.
3. the telescope according to claim 1 for reducing direct sunlight and influencing, which is characterized in that the lens barrel one (3)
And/or layer oxide film layer is set in the inner surface and the outer surface of lens barrel two (5).
4. the telescope according to claim 3 for reducing direct sunlight and influencing, which is characterized in that outside the oxidation film layer
Side is also coated with fexible film thermal control coating；The fexible film thermal control coating is for absorbing direct sunlight.
5. the telescope according to claim 4 for reducing direct sunlight and influencing, which is characterized in that the fexible film heat
Control coating is that black carburizing Kapton, the silver-plated second surface mirror thermal control coating of F46 film, polyimides are aluminized secondary instrument
Face mirror thermal control coating, two-sided aluminized mylar, two-sided Kapton of aluminizing, two-sided aluminized mylar single side pressure sensitive adhesive
And at least one of Kapton double-sided pressure-sensitive.
6. the telescope according to claim 1 for reducing direct sunlight and influencing, which is characterized in that the telescope also wraps
It includes:
Lens barrel lid (6) is movably arranged on the lens barrel two (5) far from one end of card slot one (51).
7. the telescope according to claim 6 for reducing direct sunlight and influencing, which is characterized in that the lens barrel two (5)
One end inner sidewall far from card slot one (51) is opened up along lens barrel two (5) radial symmetric there are two card slot two (52), the lens barrel lid
(6) include:
Covering plate (61) is hollow structure, and offers strip-shaped hole (63) on covering plate (61)；The covering plate (61) is transversal
The shapes and sizes in face are equal with the shapes and sizes of lens barrel two (5) cross section；
Two slide bars (62) corresponding with two card slots two (52), the covering plate is protruded into one end of two slide bars (62)
(61) in, the opposite other end of two slide bars (62) is respectively positioned on the outside of the covering plate (61)；
Connecting spring (66) is housed in the covering plate (61), and is mounted between two slide bars (62)；
Two connecting rods one (64) corresponding with two slide bar (62) quantity, one end of two connecting rods one (64) is respectively perpendicular
It is mounted on two slide bars (62), the other end of two connecting rods one (64) passes through strip-shaped hole (63) and reaches the outer of covering plate (61)
Portion.
8. the telescope according to claim 7 for reducing direct sunlight and influencing, which is characterized in that the lens barrel lid (6)
Further include:
At least one baffle (67), one end are vertically fixed on covering plate (61) on the end face of strip-shaped hole (63)；
Connecting rod two (65) is in flat shape with slide bar (62), and one end is vertically fixed on the other end of corresponding baffle (67)；
Wherein, the other end of two connecting rods one (64) is socketed in connecting rod two (65), and can be along connecting rod two
(65) central axes sliding；The vertical height of the connecting rod two (65) is less than the vertical height of the baffle (67).
9. the telescope according to claim 3 for reducing direct sunlight and influencing, which is characterized in that the oxidation film layer is
Aluminum oxide film layer.
10. the telescope according to claim 1 for reducing direct sunlight and influencing, which is characterized in that the lens barrel two (5)
It is fixed on lens barrel one (3), and is an integral molding structure with lens barrel one (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295212.XA CN109946826A (en) | 2019-04-12 | 2019-04-12 | A kind of telescope for reducing direct sunlight and influencing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295212.XA CN109946826A (en) | 2019-04-12 | 2019-04-12 | A kind of telescope for reducing direct sunlight and influencing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109946826A true CN109946826A (en) | 2019-06-28 |
Family
ID=67014984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910295212.XA Withdrawn CN109946826A (en) | 2019-04-12 | 2019-04-12 | A kind of telescope for reducing direct sunlight and influencing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109946826A (en) |
-
2019
- 2019-04-12 CN CN201910295212.XA patent/CN109946826A/en not_active Withdrawn
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Application publication date: 20190628 |