CN209991407U - Optical instrument dust cover - Google Patents
Optical instrument dust cover Download PDFInfo
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- CN209991407U CN209991407U CN201920682817.XU CN201920682817U CN209991407U CN 209991407 U CN209991407 U CN 209991407U CN 201920682817 U CN201920682817 U CN 201920682817U CN 209991407 U CN209991407 U CN 209991407U
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- Prior art keywords
- cover body
- reflecting
- reflection
- light source
- optical instrument
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Abstract
The utility model aims to solve the technical problem that a dust cover of optical instrument is provided to protect optical instrument's light source, avoid the dust to gather the performance that influences the instrument on the light source. An optical instrument dust cover, including the cover body, be provided with the cock body on the cover body, be provided with the reflection part on the cock body, the one end of the cover body is closed to the cock body lid, the other end of the cover body cooperates with the base of light source. After the cover body is fixed on the light source, the space in the cover body is isolated from the outside, the scheme can effectively protect the light source, dust is prevented from accumulating on the light source, the light source is not easy to collide, and the service life of the light source is prolonged. The reflection part is mainly used for changing the path of light, so that the light source is flexible in arrangement position, the light source can be suitable for different building environments, and the universality of the optical instrument is optimized. The reflecting part is conical, which is beneficial to the reflection of light.
Description
Technical Field
The utility model relates to an instrument for the building decoration especially relates to an optical instrument dust cover, belongs to the optical instrument field.
Background
The optical instrument means that the path of light is changed by corresponding optical lenses to realize certain measurement or correction.
For example, the skirting line correcting device for building decoration in the prior art obtains a visible light through an optical instrument to facilitate certain operations of workers, such as tile pasting and the like.
The optical instrument used for building decoration in the prior art has no protection to the light source, namely the light source is directly exposed to the environment, the structure causes the light source to be easily damaged, and dust is easily accumulated on the light source to influence the performance of the optical instrument.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a dust cover of optical instrument is provided to protect optical instrument's light source, avoid the dust to gather the performance that influences the instrument on the light source.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
a dust cover for optical instruments comprises a transparent cover body, wherein the cover body is cylindrical, openings are formed in two ends of the cover body, a plug body for covering the opening is arranged at one end of the cover body, a conical reflection part is arranged on the plug body, the axis of the reflection part is coaxial with the axis of the cover body, the reflection part extends into the cover body, the diameter of the reflection part is gradually reduced from one end in contact with the plug body to the end far away from the plug body, the plug body comprises an assembling part matched with the cover body and an overlapping part overlapped on the end face of the cover body, the assembling part and the overlapping part are of an integral structure, the reflection part is fixed on the overlapping part through the assembling part, the diameter of the overlapping part is equal to the outer diameter of the cover body, and the overlapping part is coaxial with the assembling part, the assembly portion is coaxial with the reflection portion, be provided with the reflection stratum on the reflection portion, the propagation direction of light behind the reflection stratum reflection of light with the axis of the cover body is perpendicular.
An optical instrument dust cover, including the cover body, be provided with the cock body on the cover body, be provided with the reflection part on the cock body, the one end of the cover body is closed to the cock body lid, the other end of the cover body cooperates with the base of light source. After the cover body is fixed on the light source, the space in the cover body is isolated from the outside, the scheme can effectively protect the light source, dust is prevented from accumulating on the light source, the light source is not easy to collide, and the service life of the light source is prolonged. The reflection part is mainly used for changing the path of light, so that the light source is flexible in arrangement position, the light source can be suitable for different building environments, and the universality of the optical instrument is optimized. The reflecting part is conical, which is beneficial to the reflection of light.
Preferably, the reflective layer is coated on the reflective portion, or the reflective layer is adhered to the reflective portion, or the reflective layer is plated on the reflective portion.
The reflecting layer is flexible in arrangement scheme, and the manufacturing cost of the reflecting part is reduced.
Preferably, the reflection part joint in on the assembly portion be provided with the card post in the reflection part, the card post is cylindrical, and the axis of card post with the axis of reflection part is coaxial be provided with the fixture block on the card post, the fixture block is followed the diametric (al) protrusion of card post the card post be provided with on the assembly portion card post cooperation draw-in groove still be provided with respectively in the assembly portion with fixture block complex guide way and joint groove, the guide way is followed the axis direction setting of draw-in groove, the joint groove with the guide way is perpendicular, and, the guide way with the joint groove communicates with each other.
The reflection part and the assembly part are convenient to assemble, the reflection part can be conveniently replaced to obtain different reflection included angles, and the universality of the optical instrument is optimized.
Preferably, the reflection part further comprises a cylindrical operation part, the operation part and the reflection part are coaxially arranged, the clamping column is fixed on the reflection part through the operation part, and the diameter of the reflection part is equal to the diameter of the large end of the reflection part.
The arrangement of the operation part enables the reflection part to be assembled more conveniently, and the assembly efficiency is improved.
Preferably, the operation part and the reflection part are of an integrated structure, the clamping column and the operation part are of an integrated structure, and the clamping block and the clamping column are of an integrated structure.
Preferably, the operating part is uniformly distributed with patterns for increasing the friction coefficient of the operating part, and the patterns are recessed into the operating part.
The arrangement of the patterns increases the friction coefficient of the operation part, and is beneficial to operation.
Compared with the prior art, the utility model have following advantage and effect:
1. the cover body can effectively protect the light source, avoid the light source damage, prolong the service life of the light source, and dust is not easy to accumulate on the light source, thereby optimizing the performance of the optical instrument.
2. The reflection part is mainly used for reflecting light, the light source is arranged flexibly, and the universality of the optical instrument is optimized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Figure 2 is a cross-sectional view of the plug body.
Description of reference numerals:
1. the plug comprises a cover body, 2, a plug body, 3, a reflection part, 4, an assembly part, 5, a lap joint part, 6, a clamping column, 7, a clamping block, 8, a clamping groove, 9 and an operation part.
Detailed Description
The present invention will be described in further detail with reference to the following examples, which are illustrative of the present invention and are not intended to limit the present invention.
Example 1
A dust cover for an optical instrument is used to protect a light source of the optical instrument, to extend the life span of the light source, and to prevent dust from accumulating on the light source.
Referring to fig. 1, the dust cover for optical instruments includes a transparent cover body 1, the cover body 1 may be made of plastic or glass, the material of the cover body 1 is not limited, and those skilled in the art can reasonably select the material according to the needs. The cover 1 is preferably made of glass material to prevent the heat energy generated by the light source from affecting the performance of the cover 1.
As shown in fig. 1, the cover 1 is cylindrical, and both ends of the cover 1 are open, wherein a plug 2 for covering the opening is provided at one end of the cover 1, a conical reflection part 3 is provided on the plug 2, the axis of the reflection part 3 is coaxial with the axis of the cover 1, and the reflection part 3 extends into the cover 1. The reflecting portion 3 is used for reflecting the light of the light source so that the light travels along a reasonable path.
The diameter of the reflection part 3 is gradually reduced from one end contacting with the plug body 2 to one end far away from the plug body 2. By adopting the conical reflecting part 3, light can be transmitted along any direction, and the performance of the reflecting part 3 is optimized. Of course, the reflective portion 3 may have other shapes, and the specific shape of the reflective portion 3 is set appropriately according to the use scene of the optical instrument.
As shown in fig. 1, the plug body 2 includes an assembling portion 4 engaged with the cover body 1 and a bridging portion 5 bridging over an end surface of the cover body 1, the assembling portion 4 and the bridging portion 5 are of an integral structure, the reflection portion 3 is fixed on the bridging portion 5 through the assembling portion 4, a diameter of the bridging portion 5 is equal to an outer diameter of the cover body 1, the bridging portion 5 is coaxial with the assembling portion 4, the assembling portion 4 is coaxial with the reflection portion 3, a reflection layer is provided on the reflection portion 3, and a propagation direction of light reflected by the reflection layer is perpendicular to an axis of the cover body 1.
The fitting part 4 and the cover 1 need only be fitted and need not be fixed to facilitate replacement of the plug body 2.
Example 2
This example describes several possible arrangements of the reflective layer in conjunction with example 1.
The reflective layer is coated on the reflective portion 3, or the reflective layer is adhered to the reflective portion 3, or the reflective layer is plated on the reflective portion 3.
The reflecting layer can also be arranged on the reflecting part 3 in other ways, and the specific scheme thereof is not expanded, and the skilled person can freely choose.
Example 3
This embodiment can be combined with any of the above embodiments to describe a possible assembly scheme of the reflection part 3 and the assembly part 4.
As shown in fig. 1 and 2, the reflection portion 3 is connected to the assembly portion 4, the reflection portion 3 is provided with a clamping column 6, the clamping column 6 is cylindrical, the axis of the clamping column 6 is coaxial with the axis of the reflection portion 3, the clamping column 6 is provided with a clamping block 7, the clamping block 7 protrudes along the diameter direction of the clamping column 6, the assembly portion 4 is provided with a clamping groove matched with the clamping column 6, the assembly portion 4 is further provided with a guide groove and a clamping groove 8 matched with the clamping block 7, the guide groove is arranged along the axis direction of the clamping groove, the clamping groove 8 is perpendicular to the guide groove, and the guide groove is communicated with the clamping groove 8. The guide groove and the catching groove 8 are approximately in a 7 shape to fix the reflecting portion 3. By adopting the scheme to fix the reflecting part 3, the reflecting part 3 can be conveniently replaced, and the performance of the reflecting part 3 is optimized. During assembly, the fixture block 7 is matched with the guide groove, the fixture block 7 is pushed to move, then the fixture column 6 is rotated to enable the fixture block 7 to be matched with the clamping groove 8, the assembly of the reflection part 3 is completed, and the reflection part 3 can be taken down by removing the reflection part 3 according to the operation opposite to the assembly sequence.
The reflecting part 3 further comprises a cylindrical operating part 9, the operating part 9 and the reflecting part 3 are coaxially arranged, the clamping column 6 is fixed on the reflecting part 3 through the operating part 9, and the diameter of the reflecting part 3 is equal to that of the large end of the reflecting part 3.
The operation part 9 and the reflection part 3 are of an integrated structure, the clamping column 6 and the operation part 9 are of an integrated structure, and the clamping block 7 and the clamping column 6 are of an integrated structure.
Patterns for increasing the friction coefficient of the operation part 9 are uniformly distributed on the operation part 9, and the patterns are recessed into the operation part 9. The pattern can be a net pattern, and the pattern is not suitable to protrude out of the operation part 9, so that the arrangement of the pattern is prevented from influencing the assembly performance of the operation part 9.
In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (6)
1. A dust cover for optical instruments comprises a transparent cover body (1), and is characterized in that: the cover body (1) is cylindrical, openings are formed in two ends of the cover body (1), a plug body (2) covering the opening is arranged at one end of the cover body (1), a conical reflection part (3) is arranged on the plug body (2), the axis of the reflection part (3) is coaxial with the axis of the cover body (1), the reflection part (3) extends into the cover body (1), the diameter of the reflection part (3) is gradually reduced from one end in contact with the plug body (2) to one end far away from the plug body (2), the plug body (2) comprises an assembly part (4) matched with the cover body (1) and a lap joint part (5) lapped on the end face of the cover body (1), the assembly part (4) and the lap joint part (5) are of an integrated structure, and the reflection part (3) is fixed on the lap joint part (5) through the assembly part (4), the diameter of the overlapping part (5) is equal to the outer diameter of the cover body (1), the overlapping part (5) is coaxial with the assembling part (4), the assembling part (4) is coaxial with the reflecting part (3), a reflecting layer is arranged on the reflecting part (3), and the propagation direction of light reflected by the reflecting layer is perpendicular to the axis of the cover body (1).
2. A dust cover for an optical instrument as claimed in claim 1, wherein: the reflecting layer is coated on the reflecting part (3), or the reflecting layer is adhered to the reflecting part (3), or the reflecting layer is plated on the reflecting part (3).
3. A dust cover for an optical instrument as claimed in claim 2, wherein: reflection part (3) joint in on assembly part (4) be provided with card post (6) on reflection part (3), card post (6) are cylindrical, and the axis of card post (6) with the axis of reflection part (3) is coaxial be provided with fixture block (7) on card post (6), fixture block (7) are followed the diametral protrusion of card post (6) be provided with on assembly part (4) card post (6) cooperation draw-in groove assembly part (4) go up still be provided with respectively with fixture block (7) complex guide way and joint groove (8), the guide way is followed the axis direction of draw-in groove sets up, joint groove (8) with the guide way is perpendicular, and, the guide way with joint groove (8) communicate with each other.
4. A dust cover for an optical instrument as claimed in claim 3, wherein: the reflecting part (3) further comprises a cylindrical operating part (9), the operating part (9) and the reflecting part (3) are coaxially arranged, the clamping column (6) is fixed on the reflecting part (3) through the operating part (9), and the diameter of the reflecting part (3) is equal to the diameter of the large end of the reflecting part (3).
5. A dust cover for an optical instrument as claimed in claim 4, wherein: the operating part (9) and the reflecting part (3) are of an integrated structure, the clamping column (6) and the operating part (9) are of an integrated structure, and the clamping block (7) and the clamping column (6) are of an integrated structure.
6. A dust cover for an optical instrument as claimed in claim 4 or 5, wherein: patterns for increasing the friction coefficient of the operation part (9) are uniformly distributed on the operation part (9), and the patterns are recessed into the operation part (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920682817.XU CN209991407U (en) | 2019-05-14 | 2019-05-14 | Optical instrument dust cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920682817.XU CN209991407U (en) | 2019-05-14 | 2019-05-14 | Optical instrument dust cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209991407U true CN209991407U (en) | 2020-01-24 |
Family
ID=69293983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920682817.XU Expired - Fee Related CN209991407U (en) | 2019-05-14 | 2019-05-14 | Optical instrument dust cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209991407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145722A (en) * | 2019-05-14 | 2019-08-20 | 德清阳瑞光学科技有限公司 | Optical instrument dust cover |
-
2019
- 2019-05-14 CN CN201920682817.XU patent/CN209991407U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145722A (en) * | 2019-05-14 | 2019-08-20 | 德清阳瑞光学科技有限公司 | Optical instrument dust cover |
| CN110145722B (en) * | 2019-05-14 | 2024-04-09 | 德清阳瑞光学科技有限公司 | Dust cover for optical instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |