CN114879434B - Lens protection mechanism for projector - Google Patents
Lens protection mechanism for projector Download PDFInfo
- Publication number
- CN114879434B CN114879434B CN202210264628.7A CN202210264628A CN114879434B CN 114879434 B CN114879434 B CN 114879434B CN 202210264628 A CN202210264628 A CN 202210264628A CN 114879434 B CN114879434 B CN 114879434B
- Authority
- CN
- China
- Prior art keywords
- casing
- shell
- projector
- fixed connection
- around
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 239000011521 glass Substances 0.000 claims abstract description 21
- 238000005201 scrubbing Methods 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 abstract description 17
- 230000035939 shock Effects 0.000 abstract description 8
- 238000013016 damping Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a lens protection mechanism for a projector, which comprises a first shell, a second shell and a third shell and is characterized in that one side of the first shell is provided with a first round groove, the inside of the first round groove is provided with an outer cover, one side of the outer cover is provided with a scrubbing cushion layer, one side of the scrubbing cushion layer is fixedly connected with the outer cover, one side of the inside of the first shell is provided with a rubber pad, one side of the rubber pad is provided with protective glass, the periphery of the protective glass is respectively connected with the inner wall of the first shell in a jogged manner, one end of the first shell is provided with the second shell, one end of the second shell is in threaded connection with the first shell, the periphery of the inner wall of the second shell is respectively fixedly connected with a cushion block, one side of the cushion block is provided with a shock pad, the other end of the second shell is fixedly connected with the second shell at equal intervals, the other end of the long rod is respectively fixedly connected with one side of a movable block, and one side of the second shell is provided with the third shell. The invention has simple structure and convenient operation.
Description
Technical Field
The invention relates to the technical field of projectors, in particular to a lens protection mechanism for a projector.
Background
The projector is a device capable of projecting images or videos onto a curtain, and the lens of the projector is a very important part in the projector, and if the lens is exposed to the outside frequently, dust is more, and abrasion of the lens is caused, so that a lens protection mechanism for the projector is needed to protect the lens from damage and prolong the service life of the lens. The types of the lens protection mechanisms on the market at present are various, and the use requirements of people can be basically met, but certain problems still exist, and the specific problems include the following points: the rapidity of the traditional lens protection mechanism is generally rarely set when the lens protection mechanism is fixed during use, so that the working efficiency of the lens protection mechanism is reduced; the traditional lens protection mechanism is generally rarely provided with a convenient function of replacing the protection lens when in use, so that the convenience of replacing the protection lens is reduced; traditional lens protection mechanisms of this type generally have few convenience in cleaning the protective lenses by the lens protection mechanisms when in use, so that the phenomenon that the protective lenses are blurred easily occurs when the projector is in use.
Disclosure of Invention
The present invention is directed to a lens protection mechanism for a projector, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a lens protection machanism for projector, includes first casing, second casing, third casing and ring, its characterized in that, first circular slot is installed to one side of first casing, the internally mounted of first circular slot has the dustcoat, the dustcoat all around with first circular slot gomphosis is connected, scrubbing pad layer is installed to one side of dustcoat, scrubbing pad layer one side with dustcoat fixed connection, the rubber pad is installed to one side of the inside of first casing, protection glass is installed to one side of rubber pad, protection glass all around respectively with the inner wall gomphosis of first casing, the one end of first casing is installed the second casing, one end of second casing with first casing threaded connection, the inner wall of second casing all around respectively with cushion fixed connection, the shock pad is installed to one side of cushion, protection glass's opposite side with the tight laminating of shock pad, the other end all around equidistant installation stock, the one end of stock with second casing fixed connection, the second side of stock and the second casing, the second side of second stock and the ring groove and the fixed connection all around, the second side of second casing and the ring groove and the other end of second casing are equipped with the fixed connection, the annular groove all around, the fixed connection is equipped with the second side of second casing and the ring groove and the other side of second casing and the fixed connection, the other side of the third shell is connected with a buckle of the projector, and the middle part of one side of the projector is fixedly connected with one end of the lens.
Further, a long groove is arranged in the middle of the other side of the outer cover.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the outer cover can be screwed to enable the scrubbing cushion layer on the inner side of the outer cover to scrub the protective glass, so that the protective glass is kept clean, the long rod, the spring and the damping cushion play a good role in damping and protecting the protective glass, the first shell and the second shell are in threaded connection, the subsequent replacement of the protective glass is facilitated, and meanwhile, the third shell is in buckle connection with the projector, and the protective glass is convenient to detach when the projector is used.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall cross-sectional view of a lens guard mechanism for a projector;
FIG. 2 is an overall side schematic view of a lens guard mechanism for a projector;
fig. 3 is a schematic partial cross-sectional view of a lens protection mechanism for a projector.
Reference numerals:
1. an outer cover; 2. scrubbing the cushion layer; 3. a shock pad; 4. a rubber pad; 5. a first circular groove; 6. a cover glass; 7. a first housing; 8. a cushion block; 9. a second housing; 10. a spring; 11. a circular ring; 12. a long rod; 13. a movable block; 14. an annular groove; 15. a third housing; 16. a projector; 17. a lens; 18. a second groove; 19. and a long strip groove.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms of "top", "bottom", "one side", "the other side", "front", "rear", "middle portion", "inner", "top", "bottom", etc., are directions or positional relationships based on the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, a lens protection mechanism for a projector according to an embodiment of the invention includes a first housing 7, a second housing 9, a third housing 15, and a circular ring 11, wherein a first circular groove 5 is installed on one side of the first housing 7, an outer cover 1 is installed inside the first circular groove 5, the periphery of the outer cover 1 is connected with the first circular groove 5 in a fitting manner, a scrubbing pad layer 2 is installed on one side of the outer cover 1, one side of the scrubbing pad layer 2 is fixedly connected with the outer cover 1, a rubber pad 4 is installed on one side of the inner side of the first housing 7, a protective glass 6 is installed on one side of the rubber pad 4, the periphery of the protective glass 6 is respectively connected with the inner wall of the first housing 7 in a fitting manner, one end of the first housing 7 is installed with the second housing 9, one end of the second housing 9 is connected with the first housing 7 in a threaded manner, the inner wall of the second shell 9 is fixedly connected with the cushion block 8, the shock pad 3 is arranged at one side of the cushion block 8, the other side of the protective glass 6 is tightly attached to the shock pad 3, the long rod 12 is arranged at the periphery of the other end of the second shell 9 at equal intervals, one end of the long rod 12 is fixedly connected with the second shell 9, the other end of the long rod 12 is fixedly connected with one side of the movable block 13, the third shell 15 is arranged at one side of the second shell 9, the second grooves 18 are arranged at the periphery of the third shell 15 at equal intervals, the long rod 12, the movable block 13 and the second grooves 18 are movably connected, one side of the second shell 9 is fixedly connected with one end of the circular ring 11, the annular groove 14 is arranged at the periphery of one side of the third shell 15, the annular groove 14 is movably connected with the circular ring 11, the middle part of the long rod 12 is provided with a spring 10, one end of the spring 10 is fixedly connected with the second shell 9, the other end of the spring 10 is fixedly connected with the third shell 15, the other side of the third shell 15 is connected with a buckle of the projector 16, and the middle part of one side of the projector 16 is fixedly connected with one end of the lens 17.
Through the scheme of the invention, the middle part of the other side of the outer cover 1 is provided with the strip groove 19.
Working principle: according to the invention, the outer cover 1 can be screwed to enable the scrubbing cushion layer 2 on the inner side of the outer cover to scrub the protective glass 6, so that the protective glass 6 is kept clean, the long rod 12, the spring 10 and the shock pad 3 play a good role in shock absorption and protection on the protective glass 6, the first shell 7 and the second shell 9 are in threaded connection, the subsequent replacement of the protective glass 6 is facilitated, and meanwhile, the third shell 15 and the projector 16 are in buckle connection, and the protective glass is convenient to detach when the projector 16 is used.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited to the above-described embodiment, but may be modified or substituted for some of the technical features described in the above-described embodiments by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. The utility model provides a lens protection machanism for projector, includes first casing (7), second casing (9), third casing (15) and ring (11), its characterized in that, first circular slot (5) are installed to one side of first casing (7), internally mounted in first circular slot (5) have dustcoat (1), dustcoat (1) all around with first circular slot (5) gomphosis is connected, scrubbing pad layer (2) are installed to one side of dustcoat (1), scrubbing pad layer (2) one side with dustcoat (1) fixed connection, protection glass (6) are installed to one side of first casing (7) inside, protection glass (6) all around respectively with the inner wall gomphosis of first casing (7), install in one end of first casing (7) second casing (9), one end of second casing (9) with first casing (7) thread connection, second casing (9) one side with protection pad (3) all around are installed closely to one side of second casing (8) and are installed respectively, and are closely laminated with second side (8) all around (3) are installed to one side of protection glass (6), one end of stock (12) with second casing (9) fixed connection, the other end of stock (12) respectively with one side fixed connection of movable block (13), install one side of second casing (9) third casing (15), second recess (18) are installed to equidistant all around of third casing (15), stock (12) and movable block (13) with second recess (18) swing joint, one side of second casing (9) all around with the one end fixed connection of ring (11), one side of third casing (15) all around be equipped with ring channel (14), ring channel (14) with ring (11) swing joint, spring (10) are installed to the middle part of stock (12), one end of spring (10) with second casing (9) fixed connection, the other end of spring (10) with third casing (15) fixed connection, the other side of third casing (15) with the one end of projecting apparatus (16) of projecting apparatus, one side of projecting apparatus (16) and the fixed connection of projecting apparatus (17).
2. The lens protection mechanism for projector according to claim 1, wherein a long groove (19) is installed in the middle of the other side of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210264628.7A CN114879434B (en) | 2022-03-17 | 2022-03-17 | Lens protection mechanism for projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210264628.7A CN114879434B (en) | 2022-03-17 | 2022-03-17 | Lens protection mechanism for projector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114879434A CN114879434A (en) | 2022-08-09 |
| CN114879434B true CN114879434B (en) | 2023-12-08 |
Family
ID=82667232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210264628.7A Active CN114879434B (en) | 2022-03-17 | 2022-03-17 | Lens protection mechanism for projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114879434B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004145057A (en) * | 2002-10-25 | 2004-05-20 | Seiko Epson Corp | Lens for projection, manufacturing method for lens for projection and projector equipped with lens for projection |
| CN213457621U (en) * | 2020-11-30 | 2021-06-15 | 深圳市优尼影科技有限公司 | Miniature projector with protective structure |
| CN213715674U (en) * | 2020-12-09 | 2021-07-16 | 张娇阳 | Lens protection mechanism for projecting apparatus |
| CN215771364U (en) * | 2021-09-29 | 2022-02-08 | 惠州市安能吉电子科技有限公司 | Explosion-proof structure of square battery |
-
2022
- 2022-03-17 CN CN202210264628.7A patent/CN114879434B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004145057A (en) * | 2002-10-25 | 2004-05-20 | Seiko Epson Corp | Lens for projection, manufacturing method for lens for projection and projector equipped with lens for projection |
| CN213457621U (en) * | 2020-11-30 | 2021-06-15 | 深圳市优尼影科技有限公司 | Miniature projector with protective structure |
| CN213715674U (en) * | 2020-12-09 | 2021-07-16 | 张娇阳 | Lens protection mechanism for projecting apparatus |
| CN215771364U (en) * | 2021-09-29 | 2022-02-08 | 惠州市安能吉电子科技有限公司 | Explosion-proof structure of square battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114879434A (en) | 2022-08-09 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |