CN117170058B - Impact-resistant flame-retardant corrosion-resistant optical imaging lens - Google Patents
Impact-resistant flame-retardant corrosion-resistant optical imaging lens Download PDFInfo
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- CN117170058B CN117170058B CN202311455113.6A CN202311455113A CN117170058B CN 117170058 B CN117170058 B CN 117170058B CN 202311455113 A CN202311455113 A CN 202311455113A CN 117170058 B CN117170058 B CN 117170058B
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- sleeve
- increasing
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- noodle
- lens body
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- 238000012634 optical imaging Methods 0.000 title claims abstract description 15
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 230000007797 corrosion Effects 0.000 title claims abstract description 14
- 238000005260 corrosion Methods 0.000 title claims abstract description 14
- 239000003063 flame retardant Substances 0.000 title claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 235000012149 noodles Nutrition 0.000 claims description 36
- 238000007493 shaping process Methods 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 6
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 19
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention relates to an anti-impact flame-retardant corrosion-resistant optical imaging lens applied to the technical field of optics, an impact-resistant layer can be formed on the surface of a lens body through the arrangement of an anti-impact double-ring sleeve, when the lens body is impacted radially, force firstly acts on a force expansion sleeve, a protective strip at a stressed part extrudes two reinforcing strips correspondingly contacted with the force expansion sleeve, so that the force on the protective strip is transferred to the reinforcing strips, the bottoms of the corresponding two reinforcing strips are stressed and deformed against the surface of the lens body, the contact surface is obviously increased, and compared with the prior art, the anti-impact double-ring sleeve has a certain buffering effect, and the stressed area of the surface of the lens body can be effectively enlarged, so that the locally stressed pressure is reduced, and the lens body is further protected from being damaged easily.
Description
Technical Field
The invention relates to an optical imaging lens, in particular to an impact-resistant flame-retardant corrosion-resistant optical imaging lens applied to the technical field of optics.
Background
The optical lens is an indispensable component in a machine vision system, is generally formed by combining a plurality of convex lenses, concave lenses and corresponding metal parts, and directly influences the quality of imaging and the realization and effect of an algorithm. The optical lens is a portal of a camera, and the most basic function of the optical lens is to image a shot object on a photosensitive element in the video camera, and for the camera, the quality of the lens is always a key factor affecting the imaging quality. At present, the existing optical lenses are various in types, but are easy to collide in the use process, damage is caused to the lenses, imaging effects of the lenses are affected, the protection performance is poor, and the use is inconvenient.
In order to solve the above problems, the specification of chinese patent CN219625780U discloses an anti-impact flame-retardant corrosion-resistant optical imaging lens, in which an impact-resistant component is installed in front of the lens, so as to form an effective buffer member on the lens, and when the lens is impacted or bumped by the outside, the impact-resistant component is utilized to effectively buffer the outside impact and the stress of the impact, so as to effectively protect the lens, avoid the lens from being damaged, and prolong the service life of the lens.
However, the above patent has a certain protection buffer effect when receiving the transverse impact force, but is difficult to play an obvious buffer effect when receiving the radial impact force, and is easy to cause local excessive concentrated stress at the impacted part, so that the lens is easy to be damaged.
Disclosure of Invention
Aiming at the prior art, the technical problem to be solved by the invention is that the optical lens is easy to be damaged due to local stress concentration when being subjected to accidental impact in the radial direction.
In order to solve the problems, the invention provides an anti-impact flame-retardant corrosion-resistant optical imaging lens, which comprises a lens body, wherein an anti-impact double-ring sleeve is sleeved outside the lens body, the anti-impact double-ring sleeve comprises a force expansion sleeve and a surface expansion sleeve which are sequentially sleeved on the outer surface of the lens body from outside to inside, the surface expansion sleeve comprises a plurality of surface expansion strips and a plurality of groups of inner limit ropes which are respectively and fixedly connected between two adjacent surface expansion strips, the plurality of surface expansion strips are distributed in an annular array, the structural arrangement of the force expansion sleeve and the surface expansion sleeve is consistent, the force expansion sleeve comprises a plurality of protective strips and a plurality of outer limit ropes which are respectively connected between the two adjacent protective strips, and the plurality of protective strips and the plurality of surface expansion strips are distributed in a staggered manner and are mutually contradicted.
In the anti-impact flame-retardant corrosion-resistant optical imaging lens, through the arrangement of the anti-impact double-ring sleeve, an impact-resistant layer can be formed on the surface of the lens body, and a certain buffering effect can be achieved when the lens body is impacted radially, the stressed area of the surface of the lens body can be effectively enlarged, the locally stressed pressure is reduced, and the lens body is further protected from being damaged easily.
As a further improvement of the application, the diameter of the reinforcing strip is smaller than that of the protective strip, and the diameter of the protective strip is 2-3 times of the distance between two adjacent reinforcing strips.
As a further improvement of the application, the outer limiting rope is made of elastic materials, and the inner limiting rope is of a flexible inelastic structure.
As the further improvement of this application, increase the noodless and become the hemisphere and fixed connection in two in advance and become the shaping ring between the hemisphere in advance, and increase noodless intussuseption and fill and have interior design liquid, and the shaping ring is last to open to have a plurality of evenly distributed's trading hole, and interior spacing rope is located the shaping ring with the tie point of increasing noodless.
As a further improvement of the present application, the outwardly directed pre-deformed hemisphere is of a hard rubber construction, and the other shaping ring is of an elastic sealing construction.
As a further improvement of the present application, the left and right ends of the face increasing sleeve and the force increasing sleeve are respectively provided with an end face moving sleeve and an end face fixing sleeve, the end face moving sleeve is fixedly connected with the plurality of face increasing sleeves and the force increasing sleeve, the end face fixing sleeve is abutted against the face increasing sleeve and the force increasing sleeve, the end face fixing sleeve is in threaded fixation with the tail part of the lens body, and the end face moving sleeve is far away from the end face of the force increasing sleeve and exceeds the corresponding end face of the lens body.
As a further improvement of the present application, the guard bar and the noodle-increasing bar each include a horizontal section and a diameter-changing section, the horizontal section is of an elastic structure, the diameter-changing section is of a hard structure, and the diameter-changing section is kept consistent with the inclination of the diameter-changing portion of the lens body surface.
As a further improvement of the present application, the horizontal segment comprises a plurality of shaping segments and a plurality of groups of buffer segments fixedly connected between two adjacent shaping segments, the buffer segments are made of elastic rubber materials, the shaping segments are made of hard materials, and the length of the shaping segments is 3-5 times of the length of the buffer segments.
In summary, in the anti-impact flame-retardant corrosion-resistant optical imaging lens, through the setting of anti-impact double-ring sleeve, can form the impact layer on the lens body surface, and when receiving radial impact, the force is first applied to the force expansion sleeve, the protection strip extrusion of atress department and two increase the noodless rather than corresponding contact, make the force transfer on the protection strip increase the noodless, correspond two increase noodless bottom atress and lens body surface conflict and deformation, make the contact surface obtain showing the increase, compare in prior art, anti-impact double-ring sleeve can play certain cushioning effect, through can effectively enlarge lens body surface atress area, make the pressure that locally received reduce, and then protect the lens body difficult by the damage.
Drawings
Fig. 1 is a perspective view of a first embodiment of the present application;
FIG. 2 is an exploded view of a first embodiment of the present application;
FIG. 3 is a perspective view of an impact resistant double loop sleeve according to a first embodiment of the present application;
FIG. 4 is a perspective view of a face-up sleeve according to a first embodiment of the present application;
FIG. 5 is a side view of an impact resistant double loop sleeve according to a first embodiment of the present application;
FIG. 6 is a front view of a first embodiment of a ball for use with the present application;
FIG. 7 is an exploded view of a ball for use in the first embodiment of the present application;
FIG. 8 is a diagram showing the stress condition of the lens body when the lens body is subjected to an accidental impact according to the first embodiment of the present application;
fig. 9 is a perspective view of a second embodiment of the present application;
fig. 10 is a schematic view of a horizontal segment of a guard bar according to a second embodiment of the present application.
The reference numerals in the figures illustrate:
1 lens body, 2 face-increasing sleeve, 21 face-increasing sleeve, 22 inner limit rope, 211 pre-changed hemisphere, 212 shaping ring, 201 commutation hole, 3 force-expanding sleeve, 31 protective strip, 32 outer limit rope, 301 shaping section, 302 buffer section, 41 end face moving sleeve and 42 end face fixed sleeve.
Detailed Description
Two embodiments of the present application are described in detail below with reference to the accompanying drawings.
First embodiment:
fig. 1-2 show an anti-impact flame-retardant corrosion-resistant optical imaging lens, which comprises a lens body 1, wherein an anti-impact double-ring sleeve is sleeved outside the lens body 1, and comprises a force expansion sleeve 3 and a surface increasing sleeve 2 which are sequentially sleeved on the outer surface of the lens body 1 from outside to inside.
Fig. 3-5 show that the noodle increasing sleeve 2 comprises a plurality of noodle increasing strips 21 and a plurality of groups of inner limiting ropes 22 which are respectively and fixedly connected between two adjacent noodle increasing strips 21, the plurality of noodle increasing strips 21 are distributed in a ring-shaped array, the structural arrangement of the noodle increasing sleeve 2 and the noodle increasing sleeve 3 is kept consistent, the noodle increasing sleeve 3 comprises a plurality of protective strips 31 and a plurality of outer limiting ropes 32 which are respectively connected between two adjacent protective strips 31, and the plurality of protective strips 31 and the plurality of noodle increasing strips 21 are distributed in a staggered manner and mutually contradict each other.
The diameter of the reinforcing strip 21 is smaller than that of the protective strip 31, the diameter of the protective strip 31 is 2-3 times of the distance between every two adjacent reinforcing strips 21, under the condition that the number of the reinforcing strips 21 and the number of the protective strips 31 are the same, the distance between the two reinforcing strips 31 is smaller, the reinforcing strips 21 positioned at the inner layer are not easy to be exposed in a large area, when the reinforcing strips 21 are accidentally impacted, the initial stress points are arranged on the stress sleeve 3, the stress sleeve 3 is convenient to disperse the force to two sides, the stress area is enlarged, the impact strength is reduced, the outer limiting ropes 32 are made of elastic materials, the outer limiting ropes can be adaptively deformed along with the stressed protective strips 31 when the reinforcing strips are impacted, a certain buffering effect is achieved, the inner limiting ropes 22 are of flexible and inelastic structures, the distance between the two reinforcing strips 21 at the stress position is not easy to be increased, when the reinforcing strips 31 squeeze the reinforcing strips 21, the hard protective strips 31 are not easy to pass through the two reinforcing strips 21 to be directly contacted with the surface of the lens body 1, and the impact resistance effect is better.
As shown in fig. 6-7, the noodle adding device 21 comprises two pre-changed hemispheres 211 and a shaping ring 212 fixedly connected between the two pre-changed hemispheres 211, the noodle adding device 21 is internally filled with inner shaping liquid in a saturated manner, a plurality of evenly distributed flow exchanging holes 201 are drilled on the shaping ring 212, the connection points of the inner limiting ropes 22 and the noodle adding device 21 are positioned on the shaping ring 212, when accidental impact is received, the protection strips 31 at the stress points squeeze the pre-changed hemispheres 211 of the two noodle adding devices 21, the noodle adding sleeve 2 has a tendency of moving towards the lens body 1 after being stressed, at the moment, the pre-changed hemispheres 211 contacted with the lens body 1 are greatly deformed, so that the contact surface with the lens body 1 is enlarged, the effect of enlarging the stressed surface and reducing the local stress pressure is realized, and compared with the direct protection of a hard structure in the prior art, the protection and impact resistance effects are greatly improved.
The outward pre-changed hemisphere 211 is of a hard rubber structure, and the other shaping ring 212 is of an elastic sealing structure, so that the pre-changed hemisphere 211 which is close to the lens body 1 is easier to deform when being stressed compared with the other pre-changed hemisphere 211, and the contact surface between the lens body and the lens body 1 is larger.
To sum up, as shown in fig. 8, in the above-mentioned anti-impact flame-retardant corrosion-resistant optical imaging lens, through the setting of the anti-impact double-ring sleeve, an impact layer can be formed on the surface of the lens body 1, and when receiving radial impact, the force acts on the force-expanding sleeve 3 first, the protection strip 31 at the force-bearing position extrudes two reinforcing strips 21 correspondingly contacted with the force-bearing strip, the force on the protection strip 31 is transferred to the reinforcing strips 21, the force-bearing force at the bottom of the corresponding two reinforcing strips 21 is in conflict with the surface of the lens body 1 and deforms, the contact surface is obviously increased, compared with the prior art, the anti-impact double-ring sleeve can play a certain buffering effect, and the force-bearing area of the surface of the lens body 1 can be effectively enlarged, so that the locally received pressure is reduced, and the lens body 1 is not easily damaged.
Second embodiment:
the present embodiment is similar to the first embodiment except that the following structure is added to the first embodiment.
Fig. 9 shows that the left and right ends of the face increasing sleeve 2 and the force increasing sleeve 3 are respectively provided with an end face moving sleeve 41 and an end face fixing sleeve 42, the end face moving sleeve 41 is fixedly connected with the plurality of face increasing sleeves 2 and the force increasing sleeve 3, the end face fixing sleeve 42 is in conflict with the face increasing sleeve 2 and the force increasing sleeve 3, the end face fixing sleeve 42 is in threaded fixation with the tail part of the lens body 1, the end face of the end face moving sleeve 41 far away from the force increasing sleeve 3 exceeds the corresponding end face of the lens body 1, when being impacted, the movable end face moving sleeve 41 can move towards the end face fixing sleeve 42 along with the impact force, the end face fixing sleeve 42 can perform certain conflict, when the end part is impacted, the protecting strip 31 and the face increasing sleeve 21 can be compressed along the surface of the lens body 1 to play a role of buffering, and the double-ring sleeve can play a good role of protecting and anti-impact on the lens body 1 in the transverse direction and the radial direction.
As shown in fig. 10, the protection strip 31 and the noodle increasing strip 21 each comprise a horizontal section and a diameter-variable section, the horizontal section is of an elastic structure, the diameter-variable section is of a hard structure, the inclination of the diameter-variable section and the surface diameter-variable part of the lens body 1 are kept consistent, the horizontal section comprises a plurality of shaping sections 301 and a plurality of groups of buffer sections 302 which are respectively and fixedly connected between two adjacent shaping sections 301, the buffer sections 302 are made of elastic rubber materials, the shaping sections 301 are made of hard materials, the whole horizontal section can be deformed to a certain extent in the transverse direction, when the end part of the lens body 1 is impacted, the protruding end face movable sleeve 41 moves and presses the force-increasing sleeve 3 and the noodle increasing sleeve 2, so that the horizontal sections on the plurality of noodle increasing strips 21 and the protection strip 31 are shortened to a certain extent, a certain buffer effect is achieved, the protection end part is not easy to be damaged by direct stress, the length of the shaping sections 301 is 3-5 times the length of the buffer sections 302, namely the hard part is longer, the whole horizontal section is hard is mainly made, and when the whole horizontal section is impacted in the radial direction, the whole is not easy to be affected, the stress is spread to the inside the noodle increasing strip 21, and the effective stress area is expanded when the radial impact is effectively.
The scope of protection of the above-described embodiments employed in the present application is not limited to the above-described embodiments, and various changes made by those skilled in the art without departing from the spirit of the present application are still within the scope of protection of the present invention.
Claims (4)
1. An impact-resistant flame-retardant corrosion-resistant optical imaging lens is characterized in that: the anti-impact double-ring sleeve is sleeved outside the lens body (1), the anti-impact double-ring sleeve comprises an expansion sleeve (3) and a surface increasing sleeve (2) which are sequentially sleeved on the outer surface of the lens body (1) from outside to inside, the surface increasing sleeve (2) comprises a plurality of surface increasing strips (21) and a plurality of groups of inner limiting ropes (22) which are respectively and fixedly connected between two adjacent surface increasing strips (21), the plurality of surface increasing strips (21) are distributed in an annular array, the structural arrangement of the expansion sleeve (3) and the surface increasing sleeve (2) is consistent, the expansion sleeve (3) comprises a plurality of protective strips (31) and a plurality of outer limiting ropes (32) which are respectively connected between the two adjacent protective strips (31), and the protective strips (31) and the plurality of surface increasing strips (21) are distributed in a staggered mode, and are mutually contradicted;
the diameter of the noodle increasing strip (21) is smaller than that of the protective strip (31), and the diameter of the protective strip (31) is 2-3 times of the interval between two adjacent noodle increasing strips (21);
the outer limiting rope (32) is made of elastic materials, and the inner limiting rope (22) is of a flexible inelastic structure;
the noodle adding device comprises a noodle adding device, a noodle adding device and a noodle adding device, wherein the noodle adding device comprises a noodle adding device and a noodle adding device, the noodle adding device comprises two pre-changed hemispheres (211) and a shaping ring (212) fixedly connected between the two pre-changed hemispheres (211), an inner shaping liquid is filled in the noodle adding device (21) in a saturated manner, a plurality of uniformly distributed flow exchanging holes (201) are cut on the shaping ring (212), and the connection point of an inner limiting rope (22) and the noodle adding device (21) is positioned on the shaping ring (212);
the outward facing pre-changed hemispheres (211) are of a hard rubber structure, and the other shaping ring (212) is of an elastic sealing structure.
2. The impact resistant, flame retardant and corrosion resistant optical imaging lens as defined in claim 1, wherein: the face-increasing sleeve (2) and the force-increasing sleeve (3) are respectively provided with an end face moving sleeve (41) and an end face fixing sleeve (42), the end face moving sleeve (41) is fixedly connected with the plurality of face-increasing sleeves (2) and the force-increasing sleeve (3), the end face fixing sleeve (42) is abutted against the face-increasing sleeves (2) and the force-increasing sleeve (3), the end face fixing sleeve (42) is in threaded fixation with the tail of the lens body (1), and the end face of the end face moving sleeve (41) far away from the force-increasing sleeve (3) exceeds the corresponding end face of the lens body (1).
3. The impact-resistant flame-retardant corrosion-resistant optical imaging lens as claimed in claim 2, wherein: the protection strip (31) and the noodle increasing strip (21) comprise a horizontal section and a reducing section, the horizontal section is of an elastic structure, the reducing section is of a hard structure, and the inclination of the reducing section is kept consistent with that of the surface reducing part of the lens body (1).
4. An impact resistant, flame retardant, corrosion resistant optical imaging lens as defined in claim 3, wherein: the horizontal section comprises a plurality of shaping sections (301) and a plurality of groups of buffer sections (302) which are respectively and fixedly connected between two adjacent shaping sections (301), wherein the buffer sections (302) are made of elastic rubber materials, the shaping sections (301) are made of hard materials, and the length of the shaping sections (301) is 3-5 times that of the buffer sections (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311455113.6A CN117170058B (en) | 2023-11-03 | 2023-11-03 | Impact-resistant flame-retardant corrosion-resistant optical imaging lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311455113.6A CN117170058B (en) | 2023-11-03 | 2023-11-03 | Impact-resistant flame-retardant corrosion-resistant optical imaging lens |
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| Publication Number | Publication Date |
|---|---|
| CN117170058A CN117170058A (en) | 2023-12-05 |
| CN117170058B true CN117170058B (en) | 2024-01-30 |
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| CN202311455113.6A Active CN117170058B (en) | 2023-11-03 | 2023-11-03 | Impact-resistant flame-retardant corrosion-resistant optical imaging lens |
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|---|---|
| CN117170058A (en) | 2023-12-05 |
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