Optical lens protecting cover

Abstract

The utility model discloses an optical lens protecting cover, and relates to the field of optical lens protection. The device comprises a lens protecting cover assembly, and is characterized in that the lens protecting cover assembly comprises two groups of semi-shields which are bilaterally symmetrical and are used for protecting a lens when not in use, and a sliding protecting tube which is slidably connected to a lens column, the semi-shields are rotatably connected to the outer end of the sliding protecting tube, and a transmission assembly is arranged in the sliding protecting tube. The sliding protection tube is used for driving the half cover to rotate when the sliding protection tube slides, the protection cover base is fixedly installed at the tail end of the lens column, the sliding protection tube is movably clamped in the protection cover base when sliding to the tail end of the lens column, and the protection cover base is used for fixing the sliding protection tube. According to the device, the half cover at the front end can be driven by the transmission assembly in the sliding protective tube to rotate, the half cover is opened when the half cover slides upwards, and the half cover is closed when the half cover slides downwards, so that the protective cover is opened and closed more simply and quickly, and meanwhile the problem that the protective cover is lost or forgotten to be installed is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical lens protection technical field, concretely is an optical lens cover. BACKGROUND

[0002] The lens for optical instrument, that is, the optical lens, is an optical element for focusing light, is usually composed of a lens or a reflector, is an indispensable component in a machine vision system, and the optical lens is widely applied to various optical instruments, such as a camera, a telescope, a microscope, a laser and the like.The main principle of the lens cover is to protect the optical lens from dust, scratches, fingerprints and the like pollution through the physical shielding mode, simultaneously keeps the clean state of the lens, and ensures the definition and quality of the optical picture.

[0003] The existing cover can be used to protect the optical lens, but in some laboratory-used optical instruments, due to the small size, high precision and precious instrument, the existing clamping type protective cover needs to be frequently clamped on the lens or taken off the lens, which can easily cause the lens to be touched to damage the equipment, or the protective effect is not good or cannot be taken down due to poor clamping, and the removed cover needs to be placed additionally, which can be lost or forgotten to be installed after use. In view of the above situation, the utility model provides an optical lens cover to solve the above problems. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides an optical lens cover, which solves the problems that in some laboratory-used optical instruments, due to the small size, high precision and precious instrument, the existing clamping type protective cover needs to be frequently clamped on the lens or taken off the lens, which can easily cause the lens to be touched to damage the equipment, or the protective effect is not good or cannot be taken down due to poor clamping, and the removed cover needs to be placed additionally, which can be lost or forgotten to be installed after use.

[0005] To achieve the above purpose, the utility model is realized by the following technical scheme: an optical lens cover, including lens cover assembly, its characterized in that, the lens cover assembly includes, half cover, it is provided with two groups of left-right symmetry, is used for protecting the lens when not using, sliding protection pipe, it is connected in sliding in lens column, the half cover rotation is connected in the outer end of sliding protection pipe, the sliding protection pipe is provided with transmission assembly in, it is used for driving half cover to rotate when sliding sliding protection pipe, cover seat, it is fixedly installed in the end of lens column, the sliding protection pipe is when sliding to the end of lens column and is moved and is connected in cover seat, the cover seat is used for fixing sliding protection pipe.

[0006] Preferably, the semi-shielded inner wall is fixedly connected with a soft lens pad for protecting the lens, and the semi-shielded cross section is fixedly connected with two groups of magnetic pieces for attracting each other.

[0007] Preferably, the sliding protective tube is provided with sliding grooves at left and right ends, and one end of the sliding protective tube is fixedly connected with a connecting lug block, and the other end of the sliding protective tube is fixedly connected with a clamping block.

[0008] Preferably, the transmission assembly comprises a second intermediate gear, the second intermediate gear is rotatably connected in the connecting lug block, a rotating shaft is rotatably connected in the sliding protective tube, a friction roller is fixedly connected at the center of the rotating shaft, the friction roller is tightly abutted against the outer wall of the lens column, and the rotating shaft is fixedly connected with third gears at both ends, and the third gears are engaged with the second intermediate gear.

[0009] Preferably, the rotating block is rotatably connected in the connecting lug block, the first gear is rotatably connected in the connecting lug block, and the first gear is engaged with the second intermediate gear.

[0010] Preferably, the cover seat is provided with a clamping groove, and the clamping block is movably clamped in the clamping groove.

[0011] Preferably, the cover seat is provided with an adjusting hole, a pressing short rod is slidably connected in the adjusting hole, the pressing short rod is provided with a spring outside, and the pressing short rod is used for separating the clamping block from the clamping groove.

[0012] The utility model discloses an optical lens cover which has the following beneficial effects: the optical lens cover is provided with a slidable sliding protective tube, so that the front end semi-shielded cover can rotate under the driving of the transmission assembly in the sliding protective tube, and the semi-shielded cover is opened when sliding upwards and closed when sliding downwards, making the opening and closing of the cover simpler and faster, and the semi-shielded cover is rotatably connected to the sliding protective tube, so that it does not need to be taken down and will not be lost or forgotten to install. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0014] Figure 1 It is the whole front structure schematic diagram of the utility model;

[0015] Figure 2 It is the whole explosion structure schematic diagram of the utility model;

[0016] Figure 3 It is the sliding pipe local structure schematic diagram of the utility model;

[0017] Figure 4 It is the half cover whole structure schematic diagram of the utility model;

[0018] Figure 5 It is the half cover local structure schematic diagram of the utility model;

[0019] Figure 6 It is the cover seat whole structure schematic diagram of the utility model;

[0020] Figure 7 It is the cover seat local structure schematic diagram of the utility model.

[0021] In the drawing: 1, lens cover assembly;11, half cover;111, soft mirror pad;112, magnetic sheet;113, rotating block;114, gear one;12, sliding pipe;121, sliding groove;122, connecting lug block;123, clamping block;124, intermediate gear two;125, rotating shaft;1251, friction roller;1252, gear three;13, sliding rod;14, cover seat;141, clamping groove;142, adjusting hole;143, pressing short rod;144, spring. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantage of the embodiments of the utility model more clear, the technical scheme in the embodiments of the utility model is described clearly and completely, obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] The optical lens cover provided by the embodiment of the application solves the problem that, due to the small size, high precision and precious equipment, etc. in some laboratory used optical instruments, the existing clamping type protective cover needs to be frequently clamped on the lens or taken off from the lens, which easily leads to touching the lens to damage the equipment, or leads to poor protection effect or cannot be taken off due to poor clamping, and the taken-off protective cover needs to be placed additionally, which easily gets lost or forgets to use again after use.

[0024] For better understanding of the above technical solutions, the above technical solutions will be described in detail below in combination with the drawings and specific embodiments of the specification.

[0025] The utility model discloses an optical lens cover.

[0026] Embodiment one,

[0027] According to the drawings, Figures 1-7 As shown,

[0028] Including lens cover assembly 1, lens cover assembly 1 includes, half cover 11 is provided with two groups of left and right half, is used for protecting lens when not using, sliding protection pipe 12 is slidably connected on lens column, half cover 11 is rotatably connected in the outer end of sliding protection pipe 12, sliding protection pipe 12 is provided with transmission assembly in, it is used for when sliding protection pipe 12 sliding half cover 11 is rotated, cover seat 14 is fixedly installed in the end of lens column, sliding protection pipe 12 slides to the end of lens column and is movably clamped in cover seat 14, cover seat 14 is used for fixing sliding protection pipe 12, when needing to use lens, sliding protection pipe 12 is pushed upwards, so that sliding protection pipe 12 slides upwards, the transmission assembly in sliding protection pipe 12 half cover 11 is rotated and opened cover in the sliding of magnetic attraction piece 112, in turn half cover 11 rotates and closes.

[0029] The inner wall of half cover 11 is fixedly connected with protective lens soft pad 111, which is used for protecting lens, the cross section of half cover 11 is fixedly connected with magnetic attraction piece 112, which is provided with two groups, for making two groups of half cover 11 magnetically attracted, the outer end of half cover 11 is fixedly connected with rotating block 113, both ends of rotating block 113 are fixedly connected with a type gear 114, magnetic attraction piece 112 makes two half cover 11 can be tightly closed when closing while opening conveniently.

[0030] Transmission assembly includes, two type intermediate gear 124, two type intermediate gear 124 is rotatably connected in connecting ear block 122, rotating shaft 125, rotating shaft 125 is rotatably connected in sliding protection pipe 12, the center of rotating shaft 125 is fixedly connected with friction wheel roller 1251, and friction wheel roller 1251 is tightly abutted with the outer wall of lens column, both ends of rotating shaft 125 are fixedly connected with three type gear 1252, and three type gear 1252 is engaged with two type intermediate gear 124, rotating block 113 is rotatably connected in connecting ear block 122, one type gear 114 is rotatably connected in connecting ear block 122, and one type gear 114 is engaged with two type intermediate gear 124, when sliding sliding protection pipe 12, friction wheel roller 1251 is made to rotate by tightly combining with lens column, and both ends of three type gear 1252 are made to rotate, and rotating force is transmitted to two type intermediate gear 124 and ultimately one type gear 114, and half cover 11 is made to rotate.

[0031] Embodiment two,

[0032] According to the accompanying Figures 1-7 As shown,

[0033] The left and right ends of the sliding protection pipe 12 are provided with sliding grooves 121, one end of the sliding protection pipe 12 is fixedly connected with a connecting lug block 122, the other end of the sliding protection pipe 12 is fixedly connected with a clamping block 123, the top end of the cover seat 14 is fixedly connected with a sliding rod 13, the sliding rod 13 is slidingly connected in the sliding groove 121, the cover seat 14 is provided with a clamping groove 141, the clamping block 123 is movably clamped in the clamping groove 141, and the sliding protection pipe 12 is fixed by clamping the clamping block 123 and the clamping groove 141.

[0034] The side end of the cover seat 14 is provided with an adjusting hole 142, a pressing short rod 143 is slidingly connected in the adjusting hole 142, the pressing short rod 143 is provided with a spring 144 outside, the pressing short rod 143 is used for separating the clamping block 123 from the clamping groove 141, the pressing short rod 143 is pressed when the lens needs to be closed, the clamping head of the clamping block 123 is separated from the clamping groove 141, so that the sliding protection pipe 12 is no longer fixed, then the pressing short rod 143 is loosened, and the pressing short rod 143 is restored to the original position under the driving of the spring 144.

[0035] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An optical lens cover comprising a lens cover assembly (1), characterized in that, The lens cover assembly (1) comprises: Half cover (11) is provided with two groups of left-right symmetry, used for protecting lens when not in use; Sliding pipe (12) is slidingly connected to the lens column, the half cover (11) is rotatably connected to the outer end of the sliding pipe (12), the sliding pipe (12) is provided with a transmission assembly inside, which is used to drive the half cover (11) to rotate when the sliding pipe (12) slides; Cover seat (14) is fixedly installed at the end of the lens column, the sliding pipe (12) is slidingly connected to the end of the lens column, and the sliding pipe (12) is slidingly connected to the cover seat (14), and the cover seat (14) is used to fix the sliding pipe (12).

2. The optical lens cover of claim 1, wherein: The inner wall of the half cover (11) is fixedly connected with the lens cover soft pad (111), which is used to protect the lens, the cross section of the half cover (11) is fixedly connected with the magnetic sheet (112), which is provided with two groups, which is used to make the two groups of half cover (11) magnetically attracted, the outer end of the half cover (11) is fixedly connected with the rotating block (113), and the two ends of the rotating block (113) are fixedly connected with a type gear (114).

3. The optical lens cover of claim 2, wherein: The left and right ends of the sliding pipe (12) are provided with sliding grooves (121), one end of the sliding pipe (12) is fixedly connected with a connecting lug block (122), and the other end of the sliding pipe (12) is fixedly connected with a clamping block (123).

4. The optical lens cover of claim 3, wherein: The transmission assembly comprises: The two type intermediate gear (124) is rotatably connected in the connecting lug block (122); The rotating shaft (125) is rotatably connected in the sliding pipe (12).

5. The optical lens cover of claim 4, wherein: The center of the rotating shaft (125) is fixedly connected with a friction roller (1251), and the friction roller (1251) is closely abutted with the outer wall of the lens column.

6. The optical lens cover of claim 5, wherein: The two ends of the rotating shaft (125) are fixedly connected with a three type gear (1252), and the three type gear (1252) is engaged with the two type intermediate gear (124).

7. The optical lens cover of claim 3, wherein: The rotating block (113) is rotatably connected in the connecting lug block (122), the one type gear (114) is rotatably connected in the connecting lug block (122), and the one type gear (114) is engaged with the two type intermediate gear (124).

8. The optical lens cover of claim 3, wherein: The top end of the cover seat (14) is fixedly connected with a sliding rod (13), and the sliding rod (13) is slidingly connected in the sliding groove (121).

9. The optical lens cover of claim 8, wherein: The cover seat (14) is provided with a clamping groove (141) inside, and the clamping block (123) is movably clamped in the clamping groove (141).

10. The optical lens cover of claim 9, wherein: The side end of the cover seat (14) is provided with an adjusting hole (142), the adjusting hole (142) is slidingly connected with a pressing short rod (143), the pressing short rod (143) is provided with a spring (144) outside, and the pressing short rod (143) is used to separate the clamping block (123) from the clamping groove (141).

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