CN208953868U - A kind of projector camera lens sealing shroud - Google Patents
A kind of projector camera lens sealing shroud Download PDFInfo
- Publication number
- CN208953868U CN208953868U CN201821990292.8U CN201821990292U CN208953868U CN 208953868 U CN208953868 U CN 208953868U CN 201821990292 U CN201821990292 U CN 201821990292U CN 208953868 U CN208953868 U CN 208953868U
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- Prior art keywords
- sealing shroud
- camera lens
- projector
- postposition
- fixation clip
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Abstract
The utility model relates to a kind of projector camera lens sealing shrouds, the projector camera lens sealing shroud, including projector shell, the projector optical machine main body and one end for being fixedly mounted on projector interior of shell are fixedly connected on the projector camera lens that the projector optical machine main body other end is pierced by projector shell, the surface of the projector camera lens has wrapped camera lens sealing element, the camera lens sealing element is mainly made of preposition sealing shroud and postposition sealing shroud, the fixed rear end for wrapping up the preposition sealing shroud of the front port of the postposition sealing shroud, and form sealing, the front port of the preposition sealing shroud is fixedly connected with clip, the rear end face of the postposition sealing shroud is fixedly connected with fixation clip, the preposition sealing shroud is in polycyclic accordion；The projector camera lens sealing shroud, structure is simple, easy to operate, low manufacture cost, can effectively reduce resistance when rotation of lens, and camera lens elongation is helped to shorten, convenient for promoting the use of.
Description
Technical field
The utility model belongs to projector camera lens technical field of sealing technology, and in particular to a kind of projector camera lens sealing shroud.
Background technique
Dust has various adverse effects to the performance of projection device: dust is adsorbed on optical device, can be reduced whole
The optical efficiency of machine, causes projection brightness to reduce, and influences image quality；Local dust absorption is excessive, results even in optical device
Calcination damage or the short circuit of electronic component are burnt.Therefore dust-proof is a projection device importance in need of consideration.Movie theatre
It is typically designed to the camera lens of digital projector replaceable, generally by bayonet connection between camera lens and body, facilitates camera lens
Installation and replacement.But it is not dust-proof at bayonet, dust is easy pollution optical machine engine and camera lens, causes projector's brightness decay, property
It can decline.Shell is dust-proof housing design, body is wrapped in inside, but there is opening in camera lens extending area.Common protection
Cover package camera lens generally require first to remove shield, then focalize when camera lens needs to focus, very bother with it is cumbersome.
Utility model content
The purpose of this utility model be that solve the above-mentioned problems and to provide a kind of structure simple, design is reasonably put
Film projector camera lens sealing shroud.
The utility model achieves the above object through the following technical schemes:
A kind of projector camera lens sealing shroud including projector shell, is fixedly mounted on the projector of projector interior of shell
Optical machine main body and one end are fixedly connected on the projector camera lens that the projector optical machine main body other end is pierced by projector shell, described
The surface of projector camera lens has wrapped camera lens sealing element, and the camera lens sealing element is mainly by preposition sealing shroud and postposition sealing shroud structure
At, the fixed rear end for wrapping up the preposition sealing shroud of the front port of the postposition sealing shroud, and form sealing, the preposition sealing
The front port of set is fixedly connected with clip, and the rear end face of the postposition sealing shroud is fixedly connected with fixation clip.
As the scheme that advanced optimizes of the utility model, the preposition sealing shroud is in polycyclic accordion, and the postposition is close
The surfaces externally and internally of big envelope is equipped with multiple radial folds.
As the scheme that advanced optimizes of the utility model, the clip inner wall tightening force is received greater than preposition sealing shroud inner wall
Clamp force, and clip is closely adjacent to projector camera lens.
As the scheme that advanced optimizes of the utility model, the center of the fixation clip offers centre bore, institute
It states projector camera lens to be pierced by by centre bore, the rear end of the postposition sealing shroud and the outer surface of fixation clip connect, described solid
Fixed pressuring plate is fixedly connected with projector outer surface of outer cover.
As the scheme that advanced optimizes of the utility model, the inner surface of the postposition sealing shroud is extended with into centre bore
Layer sealing shroud afterwards, the rear layer sealing shroud are pierced by the surface around centre bore that center port is connected to fixation clip.
As the scheme that advanced optimizes of the utility model, the rear end of the postposition sealing shroud and the outer surface of fixation clip
It is tightly connected, the rear layer sealing shroud is pierced by the surface around centre bore that center port is fixedly connected on fixation clip.
As the scheme that advanced optimizes of the utility model, the rear end of the postposition sealing shroud and the outer surface of fixation clip
It is in close contact, the rear layer sealing shroud is pierced by center port and is in close contact in the surface around centre bore of fixation clip.
The utility model has the beneficial effects that:
1) the utility model is by providing one when camera lens needs to elongate or shorten in the preposition sealing shroud of polycyclic accordion
Fixed elastic allowance helps lens focusing processing；
2) rubber sleeve may when the utility model reduces rotation of lens by being equipped with the postposition sealing shroud of multiple radial folds
To the resistance that mirror head outer shell generates, rotation of lens is helped to focus；
3) the utility model structure is simple, easy to operate, low manufacture cost, can effectively reduce resistance when rotation of lens
Power, and camera lens elongation is helped to shorten, convenient for promoting the use of.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the configuration diagram of the utility model camera lens sealing element；
Fig. 3 is the back angle configuration diagram of the utility model camera lens sealing element.
In figure: 101, projector optical machine main body；102, projector shell；103, projector camera lens；104, camera lens sealing element；
1041, fixation clip；1042, clip；1043, preposition sealing shroud；1044, postposition sealing shroud；1045, rear layer sealing shroud.
Specific embodiment
The application is described in further detail with reference to the accompanying drawing, it is necessary to it is indicated herein to be, implement in detail below
Mode is served only for that the application is further detailed, and should not be understood as the limitation to the application protection scope, the field
Technical staff can make some nonessential modifications and adaptations to the application according to above-mentioned application content.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of projector camera lens sealing shroud, including projector shell 102, it is fixedly mounted on projector
Projector optical machine main body 101 and one end inside shell 102, which are fixedly connected on 101 other end of projector optical machine main body and are pierced by, puts
The projector camera lens 103 of film projector shell 102, the surface of projector camera lens 103 have wrapped camera lens sealing element 104, camera lens sealing element
104 are mainly made of preposition sealing shroud 1043 with postposition sealing shroud 1044, before the fixed package of the front port of postposition sealing shroud 1044
The rear end of sealing shroud 1043 is set, and forms sealing, the front port of preposition sealing shroud 1043 is fixedly connected with clip 1042, clip
1042 inner wall tightening forces are greater than preposition 1043 inner wall tightening force of sealing shroud, and clip 1042 is closely adjacent to projector camera lens 103,
The rear end face of postposition sealing shroud 1044 is fixedly connected with fixation clip 1041.In the center of fixation clip 1041 offers
Heart hole, projector camera lens 103 are pierced by by centre bore, and the rear end of postposition sealing shroud 1044 and the outer surface of fixation clip 1041 are solid
Fixed connection, fixation clip 1041 are fixedly connected with 102 outer surface of projector shell.Preposition sealing shroud 1043 is in polycyclic accordion,
The surfaces externally and internally of postposition sealing shroud 1044 is equipped with multiple radial folds, because of the rear end of postposition sealing shroud 1044 and fixation clip
1041 is fixed, when rotating, 1044 surface of postposition sealing shroud is provided with multiple radial folds, with camera lens surface
Contact area it is less, the less to a certain extent friction with camera lens surface helps camera lens to turn to.
Embodiment 2
On the basis of above-described embodiment 1, user can prolong the inner surface of postposition sealing shroud 1044 into centre bore
Layer sealing shroud 1045 after stretching, rear layer sealing shroud 1045 are pierced by the table around centre bore that center port is connected to fixation clip 1041
Face.
The rear end of the postposition sealing shroud 1044 and the connection type of 1041 outer surface of fixation clip are to be tightly connected, and rear layer is close
Big envelope 1045 is pierced by the surface around centre bore that center port is equally fixedly connected on fixation clip 1041, at this point for centre bore
For, side is fixed with postposition sealing shroud 1044, and the other side is fixed with rear layer sealing shroud 1045, improves the sealing to centre bore
Property.
Embodiment 3
On the basis of above-described embodiment 2, according to Fig.3, rear end and the fixation clip of postposition sealing shroud 1044 are released
The connection of 1041 outer surfaces, the connection on layer sealing shroud 1045 and 1041 surface of fixation clip pays attention in this embodiment after releasing
When layer sealing shroud 1045 is with postposition sealing shroud 1044 after production, the relationship of the two distance and 1041 thickness of fixation clip is paid attention to, protect
The intimate surface contact on two surfaces Yu fixation clip 1041 is demonstrate,proved, at this time rotating lens itself, under the action of rotary force, rear layer
Sealing shroud 1045 can fix relatively pressing plate 1041 with postposition sealing shroud 1044 and rotate, due to rear layer sealing shroud 1045 and postposition
The two sides of sealing shroud 1044 is bonded, and equally be can effectively prevent most of dust and is entered.
It should also be noted that, preposition sealing shroud 1043 needs to be made of high-tension rubber drawing-die, it can be close with postposition
Big envelope 1044 is integrally manufactured, is fixedly connected with its two groups using glue or screw etc. after can also being fabricated separately, using implementation
It, can be by postposition sealing shroud 1044 and rear 1045 integral production of layer sealing shroud when example 3.
Above embodiments only express the several embodiments of the utility model, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection scope of utility model.
Claims (7)
1. a kind of projector camera lens sealing shroud, including projector shell (102), to be fixedly mounted on projector shell (102) internal
Projector optical machine main body (101) and one end be fixedly connected on projector optical machine main body (101) other end and be pierced by outside projector
The projector camera lens (103) of shell (102), it is characterised in that: the surface of the projector camera lens (103) has wrapped camera lens sealing element
(104), the camera lens sealing element (104) is mainly made of preposition sealing shroud (1043) and postposition sealing shroud (1044), after described
The fixed rear end for wrapping up the preposition sealing shroud (1043) of front port of sealing shroud (1044) is set, and forms sealing, it is described preposition
The front port of sealing shroud (1043) is fixedly connected with clip (1042), and the rear end face of the postposition sealing shroud (1044) is fixedly connected
There are fixation clip (1041).
2. a kind of projector camera lens sealing shroud according to claim 1, it is characterised in that: the preposition sealing shroud (1043)
In polycyclic accordion, the surfaces externally and internally of the postposition sealing shroud (1044) is equipped with multiple radial folds.
3. a kind of projector camera lens sealing shroud according to claim 2, it is characterised in that: clip (1042) inner wall is received
Clamp force is greater than preposition sealing shroud (1043) inner wall tightening force, and clip (1042) is closely adjacent to projector camera lens (103).
4. a kind of projector camera lens sealing shroud according to claim 1, it is characterised in that: the fixation clip (1041)
Center offers centre bore, and the projector camera lens (103) is pierced by by centre bore, the postposition sealing shroud (1044)
Rear end is connect with the outer surface of fixation clip (1041), and the fixation clip (1041) and projector shell (102) outer surface are solid
Fixed connection.
5. a kind of projector camera lens sealing shroud according to claim 4, it is characterised in that: the postposition sealing shroud (1044)
Inner surface be extended with rear layer sealing shroud (1045) into centre bore, it is described after layer sealing shroud (1045) be pierced by center port and be connected to
The surface around centre bore of fixation clip (1041).
6. a kind of projector camera lens sealing shroud according to claim 5, it is characterised in that: the postposition sealing shroud (1044)
Rear end and the outer surface of fixation clip (1041) be tightly connected, it is described after layer sealing shroud (1045) be pierced by center port and be fixedly connected
In the surface around centre bore of fixation clip (1041).
7. a kind of projector camera lens sealing shroud according to claim 5, it is characterised in that: the postposition sealing shroud (1044)
Rear end and fixation clip (1041) outer surface be in close contact, it is described after layer sealing shroud (1045) be pierced by center port close contact
In the surface around centre bore of fixation clip (1041).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990292.8U CN208953868U (en) | 2018-11-29 | 2018-11-29 | A kind of projector camera lens sealing shroud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990292.8U CN208953868U (en) | 2018-11-29 | 2018-11-29 | A kind of projector camera lens sealing shroud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208953868U true CN208953868U (en) | 2019-06-07 |
Family
ID=66745395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821990292.8U Active CN208953868U (en) | 2018-11-29 | 2018-11-29 | A kind of projector camera lens sealing shroud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208953868U (en) |
-
2018
- 2018-11-29 CN CN201821990292.8U patent/CN208953868U/en active Active
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