CN206805111U - A kind of projecting apparatus focusing structure - Google Patents

A kind of projecting apparatus focusing structure Download PDF

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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
Application number
CN201720568312.1U
Other languages
Chinese (zh)
Inventor
白鸿峥
张军峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Jin Hui Optoelectronics Technology Co Ltd
Original Assignee
Shandong Jin Hui Optoelectronics Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Jin Hui Optoelectronics Technology Co Ltd filed Critical Shandong Jin Hui Optoelectronics Technology Co Ltd
Priority to CN201720568312.1U priority Critical patent/CN206805111U/en
Application granted granted Critical
Publication of CN206805111U publication Critical patent/CN206805111U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

A kind of projecting apparatus focusing structure
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.
CN201720568312.1U 2017-05-22 2017-05-22 A kind of projecting apparatus focusing structure Expired - Fee Related CN206805111U (en)

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)

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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