CN220419679U - Quick-assembly medical binocular magnifier - Google Patents
Quick-assembly medical binocular magnifier Download PDFInfo
- Publication number
- CN220419679U CN220419679U CN202321675097.7U CN202321675097U CN220419679U CN 220419679 U CN220419679 U CN 220419679U CN 202321675097 U CN202321675097 U CN 202321675097U CN 220419679 U CN220419679 U CN 220419679U
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- CN
- China
- Prior art keywords
- lens
- assembly
- correcting
- magnifier
- rapid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000011521 glass Substances 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 2
- 230000004438 eyesight Effects 0.000 description 8
- 238000007792 addition Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000003872 anastomosis Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000007675 cardiac surgery Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002406 microsurgery Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/08—Auxiliary lenses; Arrangements for varying focal length
- G02C7/088—Lens systems mounted to spectacles
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/001—Eyepieces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/026—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- Lenses (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a quick-assembly medical binocular magnifier, which comprises a mirror bracket, a lens combined with the mirror bracket, a magnifier assembly and a correcting mirror assembly detachably connected with the magnifier assembly, wherein the magnifier assembly comprises a magnifier tube arranged on the lens, a target lens arranged in the magnifier tube and close to the correcting mirror assembly, and a cementing lens far away from the correcting mirror assembly relative to the correcting mirror assembly, an intermediate lens is arranged between the target lens and the cementing lens, and a spacing ring is arranged between the intermediate lens and the target lens; the correcting mirror assembly comprises a correcting mirror frame, wherein the correcting mirror frame comprises an annular part used for arranging correcting lenses and an annular protruding part which protrudes outwards from one end of the annular part and is detachably embedded into the amplifying lens barrel, and a sealing ring is arranged on the outer circumference of the annular protruding part. The medical binocular magnifier can realize the independent and rapid replacement and assembly of the correcting mirror component.
Description
Technical Field
The utility model relates to a quick-assembly medical binocular magnifier, in particular to a quick-assembly medical binocular magnifier with a correction lens capable of being replaced quickly, and belongs to the technical field of medical appliances.
Background
In medical diagnosis, a doctor often needs to enlarge his field of view by means of a medical binocular magnifier to perform various examinations, operations, or diagnosis of related conditions for a patient, etc. In order to be suitable for different users, the medical binocular magnifier on the current market mainly adopts two modes of embedded binocular magnifier and combination of myopia and magnifier.
For embedded binocular magnifier, it is necessary to redesign the optical system according to the optometry parameters of each user to suit the specific user. However, for users with different vision, it is necessary to redesign the binocular loupe optical system at the same working distance. Furthermore, for the embedded binocular magnifier, the cylindrical lens correction cannot be realized, so that the visual comfort of a user is reduced. In addition, if the vision of the user is changed, the magnifying glass needs to be replaced according to the vision condition, and the existing embedded binocular magnifying glass has the defect that the correcting lens is difficult to replace once being confirmed because the correcting lens component is directly fixed on the spectacle lens.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a quick-assembly medical binocular magnifier with a correcting lens component and an amplifying lens barrel component, which can quickly replace different correcting lenses according to requirements.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a quick assembly type medical binocular magnifying glass, includes the mirror holder and with the lens that the mirror holder combined together, wherein, quick assembly type medical binocular magnifying glass still includes magnifying glass subassembly and with magnifying glass subassembly detachably connected's correct mirror subassembly, wherein, the magnifying glass subassembly include set up in the magnifying glass on the lens the magnifying glass subassembly with set up in the magnifying glass barrel, be close to in the magnifying glass barrel the mesh lens of correct mirror subassembly and relative to the cemented lens that correct mirror subassembly kept away from, be provided with intermediate lens between mesh lens and the cemented lens, and be provided with the spacer ring between intermediate lens and the mesh lens; the correcting mirror assembly comprises a correcting mirror frame, the correcting mirror frame comprises an annular part used for arranging a correcting lens and an annular protruding part which protrudes outwards from one end of the annular part and is detachably embedded into the amplifying lens barrel, and the correcting mirror assembly further comprises a sealing ring sleeved on the outer circumference of the annular protruding part.
According to an embodiment of the utility model: an annular groove is formed in the outer circumference of the annular protruding portion, and the sealing ring is arranged in the annular groove.
Further: and a groove matched with the sealing ring is formed on the inner peripheral wall of the amplifying lens barrel.
Further: the correcting lens is a sphere lens or a combination of the sphere lens and a cylindrical lens.
Still further: two axle position adjusting holes are formed in the outer top surface of the annular portion.
Preferably, it is: the shaft position adjusting holes are symmetrically arranged along the diameter direction of the annular part.
More preferred are: the shaft position adjusting hole is perpendicular to the H matching surface.
According to an embodiment of the utility model: and an inclined plane matched with the circular external surface of the sealing ring is formed on the inner peripheral wall of the amplifying lens barrel.
Further: the magnifier assembly forms a magnifying lens barrel of a Galilean optical system or a Kepler optical system.
Preferably, it is: the sealing ring is an elastic sealing ring, and the amplifying lens barrel is made of hard materials.
Further preferred are: the sealing ring is a rubber sealing ring, and the amplifying lens barrel is a plastic amplifying lens barrel or a metal amplifying lens barrel.
According to the quick-assembly medical binocular magnifier, through the detachable embedded connection between the correcting mirror assembly and the magnifier assembly, the correcting mirror assembly can be independently, quickly and conveniently replaced according to the vision condition of a user, the requirement of integral replacement of the medical binocular magnifier in the existing product is avoided, the portability of operation and the operation efficiency are improved, and the effective control of the cost is realized.
In addition, in the utility model, through the arrangement of the elastic sealing ring, the damping effect formed between the elastic sealing ring and the amplifying lens barrel can effectively prevent the correcting lens frame from falling off from the amplifying lens barrel, and the connection tightness between the elastic sealing ring and the amplifying lens barrel is improved. In addition, for astigmatic user, when correcting lens ball mirror and the combination of post mirror, through the setting of the axle position locating hole on the outer top surface of the annular portion of correction picture frame, can confirm the axle position of post mirror fast, realize that post mirror axle position is electrodeless adjustable, reduced the equipment degree of difficulty, improved the equipment speed effectively.
Drawings
FIG. 1 is a schematic view of a corrective lens assembly and a magnifier assembly for a quick assembly medical binocular magnifier according to the present utility model;
FIG. 2 illustrates an exploded cross-sectional view of a corrective lens assembly and a magnifier assembly of a quick assembly medical binocular magnifier according to the present utility model;
FIG. 3 shows an exploded view of the corrective mirror assembly of the present utility model; and
fig. 4 is a schematic diagram showing the assembled corrective lens assembly and magnifier assembly of the quick assembly type medical binocular magnifier according to the present utility model.
Detailed Description
As shown in fig. 1-4, the quick-assembly medical binocular loupe of the present utility model includes a frame assembly, a magnifier assembly, and a corrective lens assembly connectable to the magnifier assembly. Wherein the frame assembly comprises a frame (not shown) and a lens 3 associated with the frame, the magnifier assembly being secured to the lens 3.
In the present utility model, the magnifying lens assembly includes a magnifying lens barrel 11 preferably having a horn shape, a mesh lens 12 is disposed inside the magnifying lens barrel 11 near the proximal end of the correcting lens assembly, a cemented lens 13 is disposed inside the magnifying lens barrel 11 opposite to the proximal end of the magnifying lens barrel 12, which is far from the distal end of the correcting lens assembly, an intermediate lens 14 is further disposed between the mesh lens 12 and the cemented lens 12, and preferably, on the side near the mesh lens 12, and a spacer ring 15 is further disposed between the intermediate lens 14 and the mesh lens 12. Therefore, the whole assembled magnifier assembly forms a magnifying lens barrel of a Galilean optical system, and the magnifying lens barrel with different magnification factors (such as 2.5x, 3.0x, 3.5x, 4.0x and the like) at the same distance can be conveniently replaced according to the requirement of a user, and meanwhile, the structure is also suitable for a kepler optical system. The magnifying lens assembly is fixedly arranged on the lens 3 by embedding or gluing the magnifying lens barrel 11.
The corrective lens assembly is removably attached to the end of the magnifying lens assembly where the objective lens 12 is located. Specifically, the correcting mirror assembly includes a correcting mirror frame 21 having a T-shaped cross section, and in the present utility model, the correcting mirror frame 21 includes a ring portion 211 and a ring-shaped protrusion 212 protruding outward from one end of the ring portion 211, and a correcting lens 22 configured according to the vision of a user is detachably disposed in the ring portion 211, wherein the correcting lens 22 is a ball lens or a combination of a ball lens and a cylinder lens for an astigmatic user, which is detachably disposed in the ring portion 211 by, for example, gluing, so that the correcting lens 22 can be conveniently replaced when the vision of a later user changes.
The corrective lens assembly is detachably connected to the magnifying lens barrel by fitting the annular protrusion 212 to the end of the magnifying lens barrel 11 where the objective lens 12 is provided. For this, the correcting mirror assembly further includes an annular groove provided along an outer circumference of the annular protrusion 212 and an elastic sealing ring 23 provided in the annular groove, and simultaneously, a groove 111 adapted to the sealing ring 23 is formed on an inner circumferential wall of an upper end of the magnifying lens barrel 11 so as to accommodate the sealing ring 23, so that when the correcting mirror assembly is detachably fitted into the magnifying lens barrel 11 of the magnifying lens assembly through the annular protrusion 212 of the correcting mirror frame 21, the elasticity of the sealing ring 23 can ensure sealability and connection stability between the correcting mirror frame 21 and the magnifying lens barrel 11 and thus the magnifying lens assembly. In particular, in the present utility model, when the corrective lens 22 is a combination of a cylindrical lens and a spherical lens for an astigmatic user, two axial position adjusting holes 2111 are further provided on the exposed top surface of the corrective lens frame 21 with respect to the annular portion 211 of the corrective lens frame 21, and the axial position adjusting holes 2111 are preferably symmetrically provided along the diameter direction of the annular portion 211, and more preferably perpendicularly to the H-fitting surface as shown in fig. 4, so that when the corrective lens 22 is provided in the corrective lens frame 21, the axial position of the cylindrical lens can be quickly determined, and thus the axial position direction of the cylindrical lens can be effectively controlled, so that the viewing range of the user (e.g., doctor) can be more clearly and reliably.
In addition, in order to further improve the assembly stability between the correcting lens frame 21 and the amplifying lens barrel 11, that is, between the correcting lens assembly and the amplifying lens assembly, an inclined surface 112 which is in inclined surface fit with the circular outer surface of the sealing ring 23 is further formed above the groove 111 of the inner peripheral wall of the amplifying lens barrel 11, so that when the annular protruding part 212 of the correcting lens frame 21 is embedded into the amplifying lens barrel 11, an anti-falling inclined surface fit is formed between the sealing ring 23 and the inclined surface 112, so as to prevent the correcting lens frame 21 from falling off from the amplifying lens barrel 11, and improve the assembly tightness between the correcting lens frame 21 and the amplifying lens barrel 11.
The medical binocular magnifier of the utility model can realize quick assembly and disassembly between the correcting lens assembly and the magnifier 11 through the jogged connection between the correcting lens frame 21 and the magnifier 11, and the arrangement of the elastic sealing ring 23 which is preferably made of rubber, for example, can effectively prevent the correcting lens frame 21 from falling off from the magnifier 11 due to the damping action formed between the sealing ring 23 and the magnifier 11 when the annular protruding part 212 of the correcting lens frame 21 is jogged into the magnifier 11 which is made of plastic or metal material, preferably aluminum, and the connection tightness between the two is improved. In the use process, a user (such as a doctor) can conveniently and rapidly replace the corrective lens component meeting the requirements according to the vision condition of the user, such as the vision of the user, so that the cost of integrally replacing the medical binocular magnifier is reduced, the operation portability and the operation efficiency are improved, and the device can be widely applied to microsurgery, such as dentistry, cardiac surgery, bridge vascular anastomosis, neurosurgery anastomosis and the like, so as to realize precise operation of the operation. In addition, aiming at users with special requirements, such as astigmatic users, the cylindrical lens is infinitely adjustable through the arrangement of the axial position adjusting holes 2111, so that the axial position direction of the cylindrical lens can be rapidly determined, the assembly difficulty is reduced, and the assembly speed is effectively improved.
The utility model has been described in detail with reference to preferred embodiments thereof. However, variations and additions to the various embodiments will also be apparent to those of ordinary skill in the art upon a review of the foregoing description. It is the intention of the applicant that all such variations and additions fall within the scope of the claims of the utility model. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Unless defined otherwise, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. Any modification and improvement of the product, and the substitution and use of similar or similar substances in the scope of the patent claims are all included in the protection scope of the utility model.
Claims (10)
1. The utility model provides a medical binocular magnifying glass of quick assembly type, includes the mirror holder and with the lens that the mirror holder combined together, its characterized in that: the magnifying lens comprises a magnifying lens barrel arranged on the lens, a target lens which is arranged in the magnifying lens barrel and is close to the magnifying lens assembly, and a cementing lens which is far away from the magnifying lens assembly relative to the magnifying lens assembly, wherein an intermediate lens is arranged between the target lens and the cementing lens, and a spacing ring is arranged between the intermediate lens and the target lens; the correcting mirror assembly comprises a correcting mirror frame, the correcting mirror frame comprises an annular part used for arranging a correcting lens and an annular protruding part which protrudes outwards from one end of the annular part and is detachably embedded into the amplifying lens barrel, and the correcting mirror assembly further comprises a sealing ring sleeved on the outer circumference of the annular protruding part.
2. The rapid-assembly medical binocular loupe of claim 1, wherein: an annular groove is formed in the outer circumference of the annular protruding portion, and the sealing ring is arranged in the annular groove.
3. The rapid-assembly medical binocular loupe of claim 1, wherein: and a groove matched with the sealing ring is formed on the inner peripheral wall of the amplifying lens barrel.
4. The rapid-assembly medical binocular loupe of claim 1, wherein: the correcting lens is a sphere lens or a combination of the sphere lens and a cylindrical lens.
5. The rapid-assembly medical binocular loupe of claim 4, wherein: two axle position adjusting holes are formed in the outer top surface of the annular portion.
6. The rapid-assembly medical binocular loupe of claim 5, wherein: the shaft position adjusting holes are symmetrically arranged along the diameter direction of the annular part.
7. The rapid-assembly medical binocular loupe of claim 6, wherein: the shaft position adjusting hole is perpendicular to the H matching surface.
8. The rapid-assembly medical binocular loupe of claim 1, wherein: and an inclined plane matched with the circular external surface of the sealing ring is formed on the inner peripheral wall of the amplifying lens barrel.
9. The rapid-assembly medical binocular loupe of any one of claims 1-8, wherein: the magnifier assembly forms a magnifying lens barrel of a Galilean optical system or a Kepler optical system.
10. The rapid-assembly medical binocular loupe of any one of claims 1-8, wherein: the sealing ring is an elastic sealing ring, and the amplifying lens barrel is made of hard materials.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321675097.7U CN220419679U (en) | 2023-06-29 | 2023-06-29 | Quick-assembly medical binocular magnifier |
| DE202023104935.4U DE202023104935U1 (en) | 2023-06-29 | 2023-08-30 | Quick to assemble medical binocular magnifier |
| JP2023003454U JP3244647U (en) | 2023-06-29 | 2023-09-21 | Quickly assembled medical binocular magnifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321675097.7U CN220419679U (en) | 2023-06-29 | 2023-06-29 | Quick-assembly medical binocular magnifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220419679U true CN220419679U (en) | 2024-01-30 |
Family
ID=88191973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321675097.7U Active CN220419679U (en) | 2023-06-29 | 2023-06-29 | Quick-assembly medical binocular magnifier |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3244647U (en) |
| CN (1) | CN220419679U (en) |
| DE (1) | DE202023104935U1 (en) |
-
2023
- 2023-06-29 CN CN202321675097.7U patent/CN220419679U/en active Active
- 2023-08-30 DE DE202023104935.4U patent/DE202023104935U1/en active Active
- 2023-09-21 JP JP2023003454U patent/JP3244647U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202023104935U1 (en) | 2023-09-13 |
| JP3244647U (en) | 2023-11-17 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |