CN209746339U - Projection lens for biconcave lens - Google Patents
Projection lens for biconcave lens Download PDFInfo
- Publication number
- CN209746339U CN209746339U CN201920663269.6U CN201920663269U CN209746339U CN 209746339 U CN209746339 U CN 209746339U CN 201920663269 U CN201920663269 U CN 201920663269U CN 209746339 U CN209746339 U CN 209746339U
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- China
- Prior art keywords
- lens
- camera lens
- block
- locking column
- fixedly connected
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- Expired - Fee Related
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Abstract
the utility model discloses a projection lens for biconcave lens, include the camera lens and hide the door, camera lens one end can be dismantled and be connected with and hide the door, camera lens other end fixedly connected with camera lens bayonet socket, camera lens bayonet socket one side fixedly connected with fixed block, fixed block one side surface swing joint has the locking column cap, locking column cap one side is provided with the regulating block, the inside fixedly connected with slide bar of fixed block, the spring has been cup jointed on the slide bar surface, spring one end swing joint has the slider, slider one end is pegged graft and is had the connecting rod. The utility model discloses a when the shifting block drags the connecting rod to remove, the slider can be slided backward on the slide bar, compresses the spring simultaneously, makes the locking column cap on the slider remove backward, then docks camera lens bayonet socket and mount pad mutually, when the camera lens bayonet socket is located the mount pad inside, loosens the shifting block and makes the locking column cap link up with the grafting hole with the help of the elasticity of spring, simple structure, the installation and the dismantlement of the camera lens of being convenient for.
Description
Technical Field
The utility model relates to a photographic arrangement, in particular to biconcave projection lens for lens.
Background
The biconcave lens is similar to a plano-concave lens, the focal length is negative, the parallel incident light rays can be outwards diffused, the curvature radiuses of two side surfaces of the biconcave lens are equal, and the biconcave lens is generally used for beam expanding light rays, projection and the like.
When the projection lens for the existing biconcave lens is installed, a fixing buckle is easy to be blocked with an installation base, so that the lens is not convenient to install and disassemble, and the maintenance is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a projection lens for biconcave lens, when dragging the connecting rod through the shifting block and removing, the slider can slide backward on the slide bar, compress the spring simultaneously, make the locking column cap on the slider move backward, then dock camera lens bayonet socket and mount pad mutually, when the camera lens bayonet socket is located the mount pad inside, loosen the shifting block and make the locking column cap link up with the help of the elasticity of spring mutually with the socket, moreover, the steam generator is simple in structure, the installation and the dismantlement of the camera lens of being convenient for, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a projection lens for biconcave lens, includes the camera lens and hides the door, camera lens one end can be dismantled and is connected with and hide the door, camera lens other end fixedly connected with camera lens bayonet socket, camera lens bayonet socket one side fixedly connected with fixed block, fixed block one side surface swing joint has the locking column cap, locking column cap one side is provided with the regulating block, the inside fixedly connected with slide bar of fixed block, the spring has been cup jointed on the slide bar surface, spring one end swing joint has the slider, slider one end is pegged graft and is had the connecting rod, connecting rod one end fixedly connected with shifting block, the adhesion of camera lens outer wall has the rubber.
Furthermore, convex lens can be dismantled in the camera lens, concave lens can be dismantled and be connected to convex lens one side.
Furthermore, the adjusting block is connected with the fixed block in a conduction mode, and the locking column head is fixedly connected with the surface of one side of the sliding block.
Furthermore, a mounting seat is arranged on one side of the locking column head, and a plugging hole is formed in the inner wall of the mounting seat and is connected with the locking column head.
Furthermore, a straight hole is formed in the surface of one side of the adjusting block, and the shifting block is connected with the straight hole in a sliding mode.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. When dragging the connecting rod through the shifting block and removing, the slider can slide backward on the slide bar, compresses the spring simultaneously, makes the locking column cap on the slider move backward, then docks the camera lens bayonet socket and mount pad mutually, when the camera lens bayonet socket was located the mount pad inside, loosens the shifting block and makes the locking column cap link up with the grafting hole with the help of the elasticity of spring, simple structure, the installation and the dismantlement of the camera lens of being convenient for.
2. Through camera lens bayonet socket one side fixedly connected with fixed block, fixed block and regulating block all set up to two sets of, and the regulating block is located the outside of camera lens bayonet socket, and the camera lens bayonet socket of being convenient for like this links up with the mount pad mutually with the fixed block, makes camera lens and mount pad form a whole simultaneously, improves the aesthetic property.
3. There is the rubber pad through the adhesion of camera lens outer wall, can play the guard action to the camera lens on the one hand, can play the effect of isolation vibrations and absorption impact, prevents that the camera lens from breaking, and on the other hand prevents that user's sweat from causing the erosion to the camera lens surface.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a projection lens for a biconcave lens according to the present invention.
Fig. 2 is a schematic sectional view of a fixing block and an adjusting block of a projection lens for a biconcave lens according to the present invention.
Fig. 3 is a schematic view of a top view structure of an adjusting block of a projection lens for a biconcave lens according to the present invention.
In the figure: 1. a lens; 2. covering the leaves; 3. a convex lens; 4. a concave lens; 5. a lens bayonet; 6. a fixed block; 7. locking the column head; 8. an adjusting block; 9. a slide bar; 10. a spring; 11. a slider; 12. a mounting seat; 13. inserting holes; 14. a connecting rod; 15. shifting blocks; 16. a rubber pad; 17. a straight hole.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a projection lens for a biconcave lens comprises a lens 1 and a shutter 2, wherein one end of the lens 1 is detachably connected with the shutter 2, the other end of the lens 1 is fixedly connected with a lens bayonet 5, one side of the lens bayonet 5 is fixedly connected with a fixed block 6, one side of the fixed block 6 is movably connected with a locking column head 7, one side of the locking column head 7 is provided with an adjusting block 8, a slide rod 9 is fixedly connected inside the fixed block 6, the surface of the slide rod 9 is sleeved with a spring 10, one end of the spring 10 is movably connected with a slide block 11, one end of the slide block 11 is inserted with a connecting rod 14, one end of the connecting rod 14 is fixedly connected with a shifting block 15, and the outer wall.
In this embodiment (as shown in fig. 1, 2, and 3), when the shifting block drags the connecting rod to move, the sliding block slides backwards on the sliding rod, and simultaneously compresses the spring, so that the locking column head on the sliding block moves backwards, and then the lens bayonet is connected with the mounting seat.
The lens 1 is internally detachably connected with a convex lens 3, and one side of the convex lens 3 is detachably connected with a concave lens 4.
In this embodiment (as shown in fig. 1), it is convenient to adjust the light.
The adjusting block 8 is connected with the fixed block 6 in a conduction mode, and the locking column head 7 is fixedly connected with the surface of one side of the sliding block 11.
In this embodiment (as shown in fig. 1 and 2), the lens can be easily mounted.
Wherein, a mounting seat 12 is arranged on one side of the locking column head 7, a plug hole 13 is arranged on the inner wall of the mounting seat 12, and the plug hole 13 is connected with the locking column head 7.
In this embodiment (as shown in fig. 1 and 2), the lens can be easily combined with the mount.
Wherein, regulating block 8 one side surface is seted up a word hole 17, shifting block 15 and a word hole 17 sliding connection.
In this embodiment (as shown in fig. 3), the shifting block can be effectively guided.
When the lens fixing device works, one end of the lens 1 is detachably connected with the covering door 2 to facilitate light adjustment, the other end of the lens 1 is fixedly connected with the lens bayonet 5, one side of the lens bayonet 5 is fixedly connected with the fixed block 6, the fixed block 6 and the adjusting block 8 are both arranged into two groups, the adjusting block 8 is positioned on the outer side of the lens bayonet 5, so that the lens bayonet 5 and the fixed block 6 are conveniently connected with the mounting seat 12, meanwhile, the lens 1 and the mounting seat 12 form a whole, the fixed block 6 is connected with the fixed block 6 in a conduction way and is connected with the sliding rod 9 in a sliding way through the sliding block 11, one end of the sliding block 11 is inserted with the connecting rod 14, when the connecting rod 14 is dragged to move through the shifting block 15, the sliding block 11 can slide backwards on the sliding rod 9, the spring 10 is compressed, the locking column head 7 on the sliding block 11 can move backwards, then the lens bayonet 5 is butted, loosen shifting block 15 and make locking column cap 7 link up with spliced eye 13 with the help of the elasticity of spring 10 mutually, moreover, the steam generator is simple in structure, the installation and the dismantlement of camera lens 1 of being convenient for, through shifting block 15 and slotted hole 17 sliding connection, can effectually play the guide effect to shifting block 15, it has rubber pad 16 to adhere through camera lens 1 outer wall, can play the guard action to camera lens 1 on the one hand, can play isolation vibrations and the effect of absorbing the impact, prevent that camera lens 1 from breaking, on the other hand prevents that user's sweat from causing the erosion to camera lens 1 surface.
it should be noted that the utility model relates to a projection lens for biconcave lens, including camera lens 1, cover a leaf 2, convex lens 3, concave lens 4, lens bayonet 5, fixed block 6, locking column cap 7, regulating block 8, slide bar 9, spring 10, slider 11, mount pad 12, spliced eye 13, connecting rod 14, shifting block 15, rubber pad 16, a word hole 17, the part is general standard component or the part that technical personnel in the field know, and its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental approach.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a projection lens for biconcave lens, includes camera lens (1) and hides door (2), camera lens (1) one end can be dismantled and be connected with and hide door (2), its characterized in that: the utility model discloses a camera lens, including camera lens (1), camera lens bayonet socket (5) one side fixedly connected with fixed block (6), fixed block (6) one side surface swing joint has locking column cap (7), locking column cap (7) one side is provided with regulating block (8), the inside fixedly connected with slide bar (9) of fixed block (6), spring (10) have been cup jointed on slide bar (9) surface, spring (10) one end swing joint has slider (11), slider (11) one end is pegged graft and is had connecting rod (14), connecting rod (14) one end fixedly connected with shifting block (15), camera lens (1) outer wall adhesion has rubber pad (16).
2. The projection lens for a biconcave lens according to claim 1, wherein: the novel lens is characterized in that a convex lens (3) is detachably connected to the inside of the lens (1), and a concave lens (4) is detachably connected to one side of the convex lens (3).
3. The projection lens for a biconcave lens according to claim 1, wherein: the adjusting block (8) is connected with the fixed block (6) in a conduction mode, and the locking column head (7) is fixedly connected with the surface of one side of the sliding block (11).
4. The projection lens for a biconcave lens according to claim 1, wherein: and a mounting seat (12) is arranged on one side of the locking column head (7), an inserting hole (13) is formed in the inner wall of the mounting seat (12), and the inserting hole (13) is connected with the locking column head (7).
5. The projection lens for a biconcave lens according to claim 1, wherein: a straight hole (17) is formed in the surface of one side of the adjusting block (8), and the shifting block (15) is connected with the straight hole (17) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920663269.6U CN209746339U (en) | 2019-05-10 | 2019-05-10 | Projection lens for biconcave lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920663269.6U CN209746339U (en) | 2019-05-10 | 2019-05-10 | Projection lens for biconcave lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209746339U true CN209746339U (en) | 2019-12-06 |
Family
ID=68722621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920663269.6U Expired - Fee Related CN209746339U (en) | 2019-05-10 | 2019-05-10 | Projection lens for biconcave lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209746339U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050513A (en) * | 2020-01-06 | 2020-04-21 | 成都四威高科技产业园有限公司 | Quick assembly disassembly's quick-witted case lid plate structure |
| CN113238439A (en) * | 2021-07-09 | 2021-08-10 | 南京芯视元电子有限公司 | Projection display module and wearing equipment |
-
2019
- 2019-05-10 CN CN201920663269.6U patent/CN209746339U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050513A (en) * | 2020-01-06 | 2020-04-21 | 成都四威高科技产业园有限公司 | Quick assembly disassembly's quick-witted case lid plate structure |
| CN113238439A (en) * | 2021-07-09 | 2021-08-10 | 南京芯视元电子有限公司 | Projection display module and wearing equipment |
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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: 20191206 Termination date: 20210510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |