CN206805111U - A kind of projecting apparatus focusing structure - Google Patents
A kind of projecting apparatus focusing structure Download PDFInfo
- Publication number
- CN206805111U CN206805111U CN201720568312.1U CN201720568312U CN206805111U CN 206805111 U CN206805111 U CN 206805111U CN 201720568312 U CN201720568312 U CN 201720568312U CN 206805111 U CN206805111 U CN 206805111U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- regulating sleeve
- regulating
- camera lens
- bevel gear
- 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.)
- Expired - Fee Related
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- Structure And Mechanism Of Cameras (AREA)
Abstract
It the utility model is related to a kind of projecting apparatus focusing structure, including housing and camera lens；Also include regulating sleeve；Fixes sleeve corresponding with projection mouth is provided with housing；Camera lens is fixedly mounted on regulating sleeve one end；Regulating sleeve is movably arranged on inside fixes sleeve；Also include adjusting nut, adjusting nut includes regulating nut and screw rod；Screw rod end is fixed with bevel gear；Housing and fixes sleeve are provided with via corresponding with screw rod；Prolong its length direction and be provided with V-type groove in regulating sleeve surface；The inwall of groove one is provided with rack corresponding with bevel gear；Regulating sleeve one end is provided with annular mounting groove corresponding with camera lens；Also include the end cap fixed with regulating sleeve end convolution, through hole corresponding with camera lens is provided with end cap；When needing regulation, by rotating adjusting nut, bevel gear coordinates with V-type groove upper rack drives regulating sleeve to stretch out or retract, and then drives camera motion, reaches regulation purpose, strength of adjustment is easy to grasp, and easy to adjust.
Description
Technical field
Porjector technology field is the utility model is related to, more specifically to a kind of projecting apparatus focusing structure.
Background technology
Projecting apparatus when in use, generally requires regulation camera lens and has reached desired projection definition；The projection used at present
Instrument is mostly that drawing or rotating lens mode is adjusted to camera adjusting, and strength of adjustment is difficult to grasp, and regulation operates also more
Inconvenience.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of projecting apparatus
Focusing structure.
Technical scheme is used by the utility model solves its technical problem：
Construct a kind of projecting apparatus focusing structure, including housing and camera lens；Wherein, in addition to regulating sleeve；In the housing
It is provided with fixes sleeve corresponding with projection mouth；The camera lens is fixedly mounted on described regulating sleeve one end；The regulating sleeve
It is movably arranged on inside the fixes sleeve；Also include adjusting nut, the adjusting nut includes regulating nut and screw rod；It is described
Screw rod end is fixed with bevel gear；The housing and the fixes sleeve are provided with via corresponding with the screw rod；It is described
Prolong its length direction and be provided with V-type groove in regulating sleeve surface；The inwall of groove one is provided with corresponding with the bevel gear
Rack；Described regulating sleeve one end is provided with annular mounting groove corresponding with the camera lens；Also include and the regulating sleeve end
The end cap that portion spiral is fixed, through hole corresponding with the camera lens is provided with the end cap.
Projecting apparatus focusing structure described in the utility model, wherein, the bevel gear upper end face is fixed with the first buffering
Packing ring.
Projecting apparatus focusing structure described in the utility model, wherein, the fixes sleeve inwall is provided with positioning strip；It is described
Regulating sleeve outer surface is provided with locating slot corresponding with the positioning strip.
Projecting apparatus focusing structure described in the utility model, wherein, the regulating nut lower surface is provided with the second buffering
Packing ring.
The beneficial effects of the utility model are：When needing regulation, by rotating adjusting nut, bevel gear and V-type groove
Upper rack, which coordinates, drives regulating sleeve to stretch out or retract, and then drives camera motion, reaches regulation purpose, strength of adjustment is easy to slap
Hold, and it is easy to adjust；, can be more convenient with quick-replaceable camera lens, use by opening end cap；Overall structure is simple, and cost is low.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below in conjunction with accompanying drawing and reality
Applying example, the utility model is described in further detail, and drawings in the following description are only the section Example of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it is attached other can also to be obtained according to these accompanying drawings
Figure：
Fig. 1 is the projecting apparatus focusing structure sectional view of the utility model preferred embodiment；
Fig. 2 is the projecting apparatus focusing structure groove and adjusting nut structural representation of the utility model preferred embodiment.
Embodiment
In order that the purpose, technical scheme and advantage of the utility model embodiment are clearer, below in conjunction with this practicality
Technical scheme in new embodiment carries out clear, complete description, it is clear that described embodiment is portion of the present utility model
Divide embodiment, rather than whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art are not paying creation
Property work on the premise of the every other embodiment that is obtained, belong to the scope of protection of the utility model.
The projecting apparatus focusing structure of the utility model preferred embodiment is as shown in figure 1, including housing 1 and camera lens 2；Also include
Regulating sleeve 3；Fixes sleeve 10 corresponding with projection mouth is provided with housing 1；Camera lens 2 is fixedly mounted on the one end of regulating sleeve 3；
Regulating sleeve 3 is movably arranged on inside fixes sleeve 10；Also include adjusting nut 4, adjusting nut 4 includes regulating nut 40 and spiral shell
Bar 41；The end of screw rod 41 is fixed with bevel gear 42；Housing 1 and fixes sleeve 10 are provided with and 41 corresponding via of screw rod (figure
In do not identify)；Prolong its length direction and be provided with V-type groove 30 in the surface of regulating sleeve 3；The inwall of groove 30 1 is provided with and bevel gear
Rack 300 corresponding to 42；The one end of regulating sleeve 3 is provided with annular mounting groove 31 corresponding with camera lens 2；Also include and regulating sleeve
The end cap 5 that 3 end convolutions are fixed, it is provided with and 2 corresponding through hole of camera lens (not identified in figure) on end cap 5；When needing regulation, lead to
Rotating adjusting nut 4 is crossed, bevel gear 42 coordinates with the upper rack 300 of V-type groove 30 drives regulating sleeve 3 to stretch out or retract, and then
Drive camera lens 2 to move, reach regulation purpose, strength of adjustment is easy to grasp, and easy to adjust；, can be quick by opening end cap 5
Camera lens 2 is changed, use is more convenient；Overall structure is simple, and cost is low.
As depicted in figs. 1 and 2, the upper end face of bevel gear 42 is fixed with the first buffer gasket 420, is compressed during regulation,
Regulation is more stable.
As depicted in figs. 1 and 2, the inwall of fixes sleeve 10 is provided with positioning strip 100；The outer surface of regulating sleeve 3 be provided with
Locating slot 32 corresponding to positioning strip 100；It is convenient for being oriented to and spacing, prevents occurring between regulating sleeve 3 and fixes sleeve 10
Displacement.
As depicted in figs. 1 and 2, the lower surface of regulating nut 40 is provided with the second buffer gasket 400, and compression effect is good, regulation
Stability is good.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (4)
1. a kind of projecting apparatus focusing structure, including housing and camera lens；Characterized in that, also include regulating sleeve；In the housing
It is provided with fixes sleeve corresponding with projection mouth；The camera lens is fixedly mounted on described regulating sleeve one end；The regulating sleeve
It is movably arranged on inside the fixes sleeve；Also include adjusting nut, the adjusting nut includes regulating nut and screw rod；It is described
Screw rod end is fixed with bevel gear；The housing and the fixes sleeve are provided with via corresponding with the screw rod；It is described
Prolong its length direction and be provided with V-type groove in regulating sleeve surface；The inwall of groove one is provided with corresponding with the bevel gear
Rack；Described regulating sleeve one end is provided with annular mounting groove corresponding with the camera lens；Also include and the regulating sleeve end
The end cap that portion spiral is fixed, through hole corresponding with the camera lens is provided with the end cap.
2. projecting apparatus focusing structure according to claim 1, it is characterised in that the bevel gear upper end face is fixed with
One buffer gasket.
3. projecting apparatus focusing structure according to claim 1, it is characterised in that the fixes sleeve inwall is provided with positioning
Bar；The regulating sleeve outer surface is provided with locating slot corresponding with the positioning strip.
4. projecting apparatus focusing structure according to claim 1, it is characterised in that the regulating nut lower surface is provided with
Two buffer gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720568312.1U CN206805111U (en) | 2017-05-22 | 2017-05-22 | A kind of projecting apparatus focusing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720568312.1U CN206805111U (en) | 2017-05-22 | 2017-05-22 | A kind of projecting apparatus focusing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206805111U true CN206805111U (en) | 2017-12-26 |
Family
ID=60740155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720568312.1U Expired - Fee Related CN206805111U (en) | 2017-05-22 | 2017-05-22 | A kind of projecting apparatus focusing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206805111U (en) |
-
2017
- 2017-05-22 CN CN201720568312.1U patent/CN206805111U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20210522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |