CN209640657U - A kind of multifunctional condensing projecting cylinder - Google Patents
A kind of multifunctional condensing projecting cylinder Download PDFInfo
- Publication number
- CN209640657U CN209640657U CN201920736283.4U CN201920736283U CN209640657U CN 209640657 U CN209640657 U CN 209640657U CN 201920736283 U CN201920736283 U CN 201920736283U CN 209640657 U CN209640657 U CN 209640657U
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- China
- Prior art keywords
- ring
- projecting cylinder
- screw thread
- cylinder
- multifunctional condensing
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Abstract
The utility model discloses a kind of multifunctional condensing projecting cylinders, including fixed ring, convex lens, connection ring and focusing ring；The beneficial effects of the utility model are that there are two types of functions firstly, the optically focused projecting cylinder of the utility model has simultaneously, focus projection can be realized using convex lens, focus projection can be realized by single-lens reflex camera camera lens again, realize " integrated bimirror ", significantly reduce the input cost of photography optically focused projecting cylinder；Secondly, the optically focused projection barrel structure and principle of the utility model are simple, manufacturing cost is considerably reduced, simultaneously because light source uses cold light source, therefore can be used plastic or other material production, without having to worry about fever the problems such as, greatly reduce production difficulty and simplify production process；Finally, the optically focused projecting cylinder of the utility model is securable on the small cylinder of existing market existing procucts " beam light cylinder " front end, compared with traditional similar product optically focused, projecting cylinder, production cost is simplified, manufacture difficulty is reduced, improved the service efficiency of equipment.
Description
Technical field
The present invention relates to camera work field more particularly to a kind of multifunctional condensing projecting cylinders.
Background technique
Currently, existing optically focused projecting cylinder mainly includes two class products, a kind of included convex lens of projecting cylinder is tied using itself
Focus projection can be realized in structure, and another projecting cylinder is equipped with lens interface, therefore is realized and gathered as convex lens using single-lens reflex camera camera lens
Out-of-focus projection, therefore in order to meet the use demand of different occasions, needing two distinct types of optically focused projecting cylinder while configure,
Therefore have the shortcomings that photography is at high cost, equipment is heavy；Secondly, existing optically focused projecting cylinder is using tengsten lamp as fever light
Source belongs to thermal light source, and there is high fever is inconvenient to the determination operated, and has to the material and processing technology of optically focused projecting cylinder
High requirement, and then improve the production cost of optically focused projecting cylinder.
Summary of the invention
1. the technical issues that need to address
The technical problem to be solved in the invention is, provides a kind of multifunctional condensing projecting cylinder, crosses the market universal product
" beam light cylinder ", is installed on before studio flash lamp or LED is always on before lamp, and transparency, front installation are placed in this product rear
Convex lens or camera lens may be implemented spotlight effect or sharp keen clearly rim ray effect, or project characteristic
Pattern shadow, allow photography light it is richer, or increase picture shadow artistic feeling.
2. technical solution
To achieve the goals above, the technical scheme is that a kind of multifunctional condensing projecting cylinder, including fixed ring,
Convex lens, connection ring and focusing ring；The fixed ring is torus, is provided with the first internal screw thread on front side of inner wall, rear side is provided with
Fine thread offers annular mounting groove between the first internal screw thread and fine thread, and the convex lens is installed on the annular installation
In slot；The connection ring is ring structure, and inner hole is pre-large post-small frustum of a cone hole；Connection ring periphery wall rear end is set
It is equipped with the first external screw thread compatible with first internal screw thread, connection ring internal perisporium front end offers the second internal screw thread；
The focusing ring is straight ring structure, and the focusing ring rear end is provided with the second outer spiral shell compatible with second internal screw thread
Line, the second external screw thread rear side offers annular slot, and transparency is installed in the annular slot.
Above-mentioned multifunctional condensing projecting cylinder, wherein further include conversion ring；The ring of converting is straight ring structure, institute
It states conversion ring internal perisporium front end and is provided with lens interface, rear end is provided with spiral shell in third compatible with second external screw thread
Line.
Above-mentioned multifunctional condensing projecting cylinder, wherein the lens interface includes Canon EF mouthfuls, F mouthfuls of Nikon or guest obtain PK
One of interfaces such as mouth.
Above-mentioned multifunctional condensing projecting cylinder, wherein connection ring periphery wall front end is provided with anti-skid chequer.
Above-mentioned multifunctional condensing projecting cylinder, wherein the fixed ring, connection ring and focusing ring axis are overlapped.
Above-mentioned multifunctional condensing projecting cylinder, wherein the focusing ring periphery wall is provided with connector, and the connector
It is interior to offer 6mm threaded hole along axis.
Above-mentioned multifunctional condensing projecting cylinder, wherein the screw thread axially bored line is vertical with the focusing ring axis.
Above-mentioned multifunctional condensing projecting cylinder, wherein the angle between frustum of a cone hole sideline and connection ring axis is not
Greater than 15 °.
Above-mentioned multifunctional condensing projecting cylinder, wherein the fixed ring, connection ring, focusing ring and the processing side for converting ring
Formula is using one of 3D printing method, injection molding manner or intermetallic composite coating mode.
3. beneficial effect
In summary, the beneficial effects of the present invention are:
(1) optically focused projecting cylinder of the invention has simultaneously there are two types of function, can be realized using convex lens focus projection and
By single-lens reflex camera camera lens realize focus projection, really realize " integrated bimirror ", significantly reduce photography optically focused projecting cylinder investment at
This；
(2) optically focused of the invention projection barrel structure and principle are simple, therefore considerably reduce manufacturing cost, simultaneously because
Light source uses cold light source, therefore can be made of plastic or other material, and the problems such as without having to worry about fever, it is difficult to greatly reduce production
Degree and simplified production process；
(3) optically focused projecting cylinder of the invention is securable on the small cylinder of existing market existing procucts " beam light cylinder " front end, with
Traditional similar product optically focused, projection lens' (cylinder) compare, and have simplified production cost, have reduced manufacture difficulty, have improved making for equipment
Use efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of multifunctional condensing projecting cylinder of the present invention；
Fig. 2 is a kind of semi-cutaway of multifunctional condensing projecting cylinder of the present invention；
Fig. 3 is a kind of structural schematic diagram of multifunctional condensing projecting cylinder of the invention fixed cylinder；
Fig. 4 is a kind of structural schematic diagram of multifunctional condensing projecting cylinder of the invention connecting cylinder；
Fig. 5 is a kind of partial schematic diagram of multifunctional condensing projecting cylinder of the invention focusing drum；
Fig. 6 is the explosion mounting structure schematic diagram of a kind of multifunctional condensing projecting cylinder focusing ring of the invention and conversion ring.
Specific embodiment
The following is further explained with reference to the attached drawings the embodiment of the present invention.
It refers to shown in attached drawing 1 to attached drawing 6, a kind of multifunctional condensing projecting cylinder, including fixed ring 1, convex lens 2, connection
Ring 3 and focusing ring 4；The fixed ring 1 is torus, is provided with the first internal screw thread 101 on front side of inner wall, rear side is provided with fine thread
102, annular mounting groove 103 is offered between the first internal screw thread 101 and fine thread 102, and the convex lens 2 is installed on the ring
In shape mounting groove 103；The connection ring 3 is ring structure, and inner hole is pre-large post-small frustum of a cone hole 100；The connection
3 periphery wall rear end of ring is provided with first external screw thread 301 compatible with first internal screw thread 101,3 internal perisporium of connection ring
Front end offers the second internal screw thread 302；The focusing ring 4 be straight ring structure, 4 rear end of focusing ring be provided with it is described
Compatible second external screw thread 401 of second internal screw thread 302 offers annular slot 402 on rear side of second external screw thread 401, and
Transparency is installed in the annular slot 402.
It further include conversion ring 5；For the ring 5 of converting into straight ring structure, the 5 internal perisporium front end of conversion ring is provided with mirror
Head interface 501, rear end is provided with third internal screw thread 502 compatible with second external screw thread 401, using the conversion ring 5,
The focusing ring 4 can be directly used cooperatively with slr camera.
The lens interface 501 obtains one of interfaces such as PK mouthfuls including Canon EF mouthfuls, F mouthfuls of Nikon or guest, so that described
Conversion ring 5 can satisfy common slr camera.
The 3 periphery wall front end of connection ring is provided with anti-skid chequer 303, by rotating the anti-skid chequer 303, so that the company
It connects ring 3 and focusing ring 4 relatively rotates, to adjust the focal length of the convex lens 2.
The fixed ring 1, connection ring 3 and 4 axis of focusing ring are overlapped.
4 periphery wall of focusing ring is provided with connector 403, and offers 6mm screw thread along axis in the connector 403
Hole 404,404 axis of threaded hole is vertical with 4 axis of focusing ring, and bolt is mounted in the threaded hole 404, can will be whole
A optically focused projecting cylinder is fixed on light beam cylinder.
Angle between 100 sideline of frustum of a cone hole and 3 axis of connection ring is not more than 15 °, so that the connection ring 3 has
There is light-focusing function.
The fixed ring 1, connection ring 3, focusing ring 4 and convert ring 5 processing method use 3D printing method, injection molding manner
Or one of intermetallic composite coating mode, have the advantages that the processing is simple, processing cost is low.
Embodiment 1:
As shown in attached drawing 1 and attached drawing 2, embodiment 1 includes fixed ring 1, convex lens 2, connection ring 3 and focusing ring 4, is entirely gathered
Light projecting cylinder is fixed by bolts on flash lamp " beam light cylinder ", and adjacent ring, which is connected through a screw thread, can avoid the shaking of any one ring and make
It is shaken at the convex lens 2, the fine thread 102 is easy to use lens cap to avoid the fixed ring 1 covering from falling ash.This implementation
Example mainly by adjusting second external screw thread 401, uses LED illumination, so that the transparency in the annular slot 402 penetrates
The convex lens 2 is clearly projected in photography scene.
Embodiment 2:
As shown in Fig. 6, embodiment 2 includes focusing ring 4 and conversion ring 5, and entire optically focused projecting cylinder is fixed by bolts to sudden strain of a muscle
On light lamp " beam light cylinder ".The present embodiment, which mainly passes through, adjusts second external screw thread 401, LED illumination is used, so that the annular
Transparency in card slot 402 is clearly projected in photography scene through slr camera camera lens, and the focusing of camera lens is by external at this time
Slr camera camera lens realize.
It is above-described to be merely a preferred embodiment of the present invention, it is not intended to limit the scope of the invention, all benefits
The equivalent structure transformation made by present specification, directly or indirectly with the technology for being attached to other Related products
Field is included within the scope of the present invention.
Claims (9)
1. a kind of multifunctional condensing projecting cylinder, it is characterised in that: including fixed ring (1), convex lens (2), connection ring (3) and focusing
Ring (4)；The fixed ring (1) is torus, is provided with the first internal screw thread (101) on front side of inner wall, rear side is provided with fine thread
(102), it is offered between the first internal screw thread (101) and fine thread (102) annular mounting groove (103), and the convex lens (2) blocks
In the annular mounting groove (103)；The connection ring (3) is ring structure, and inner hole is the pre-large post-small frustum of a cone
Hole (100)；Connection ring (3) the periphery wall rear end is provided with compatible first external screw thread with first internal screw thread (101)
(301), connection ring (3) the internal perisporium front end offers the second internal screw thread (302)；The focusing ring (4) is straight annular solid knot
Structure, focusing ring (4) rear end are provided with compatible second external screw thread (401) with second internal screw thread (302), and described
It is offered annular slot (402) on rear side of two external screw threads (401), and transparency is installed in the annular slot (402).
2. a kind of multifunctional condensing projecting cylinder according to claim 1, it is characterised in that: further include conversion ring (5)；It is described
Ring (5) is converted as straight ring structure, conversion ring (5) the internal perisporium front end is provided with lens interface (501), and rear end is provided with
The compatible third internal screw thread (502) with second external screw thread (401).
3. a kind of multifunctional condensing projecting cylinder according to claim 2, it is characterised in that: lens interface (501) packet
Include Canon EF mouthfuls, F mouthfuls of Nikon or guest obtain one of interfaces such as PK mouthfuls.
4. a kind of multifunctional condensing projecting cylinder according to claim 1, it is characterised in that: connection ring (3) periphery wall
Front end is provided with anti-skid chequer (303).
5. a kind of multifunctional condensing projecting cylinder according to claim 1, it is characterised in that: the fixed ring (1), connection ring
(3) it is overlapped with focusing ring (4) axis.
6. a kind of multifunctional condensing projecting cylinder according to claim 1, it is characterised in that: focusing ring (4) periphery wall
It is provided with connector (403), and offers 6mm threaded hole (404) along axis in the connector (403).
7. a kind of multifunctional condensing projecting cylinder according to claim 6, it is characterised in that: threaded hole (404) axis
It is vertical with the focusing ring (4) axis.
8. a kind of multifunctional condensing projecting cylinder according to claim 1, it is characterised in that: frustum of a cone hole (100) side
Angle between line and connection ring (3) axis is not more than 15 °.
9. a kind of multifunctional condensing projecting cylinder according to claim 3, it is characterised in that: the fixed ring (1), connection ring
(3), focusing ring (4) and the processing method of conversion ring (5) are using one in 3D printing method, injection molding manner or intermetallic composite coating mode
Kind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736283.4U CN209640657U (en) | 2019-05-22 | 2019-05-22 | A kind of multifunctional condensing projecting cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736283.4U CN209640657U (en) | 2019-05-22 | 2019-05-22 | A kind of multifunctional condensing projecting cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209640657U true CN209640657U (en) | 2019-11-15 |
Family
ID=68498564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920736283.4U Expired - Fee Related CN209640657U (en) | 2019-05-22 | 2019-05-22 | A kind of multifunctional condensing projecting cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209640657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007544A (en) * | 2019-05-22 | 2019-07-12 | 向茂勇 | A kind of multifunctional condensing projecting cylinder |
-
2019
- 2019-05-22 CN CN201920736283.4U patent/CN209640657U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007544A (en) * | 2019-05-22 | 2019-07-12 | 向茂勇 | A kind of multifunctional condensing projecting cylinder |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 Termination date: 20200522 |