CN104570563A - Projector, projector shell and buckle structure thereof - Google Patents
Projector, projector shell and buckle structure thereof Download PDFInfo
- Publication number
- CN104570563A CN104570563A CN201510007398.6A CN201510007398A CN104570563A CN 104570563 A CN104570563 A CN 104570563A CN 201510007398 A CN201510007398 A CN 201510007398A CN 104570563 A CN104570563 A CN 104570563A
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- China
- Prior art keywords
- plane
- boss
- clamp
- groove
- projector
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Clamps And Clips (AREA)
Abstract
A buckle structure comprises a buckling hook and a buckling plate. The buckling hook comprises a body and a boss, and the boss is arranged on the body and is provided with a mounting face, a first inclined face and a second inclined face. The mounting face is connected with the body, and the first inclined face and the second inclined face are oppositely arranged on the two sides of the mounting face. In addition, an extension face of the first inclined face intersects with an extension face of the second inclined face, an included angle alpha between the first inclined face and the mounting face is 30-40 degrees, and an included angle between the second inclined face and the mounting face is 15-20 degrees. The buckling plate is provided with a buckling groove, and an opening of the buckling groove faces towards the boss. The boss can be contained in the buckling groove, and therefore the buckling plate and the buckling hook can be connected in a buckled mode. The buckling hook and the buckling plate can be assembled and disassembled smoothly. A projector shell containing the buckling structure can be connected and assembled just through slight flap, so assembling efficiency is greatly improved, and the production cost is lowered. The invention further provides a projector.
Description
Technical field
The present invention relates to a kind of imaging device, particularly relate to a kind of projector, projector housing and buckle structure thereof.
Background technology
Projector is made up of shell, optical system and electricity system etc. usually.In the assembling process of projector, after needing first optical system and electricity system to be installed, shell could be assembled, to form a complete projector.Projector housing in the market carries out assembly connection by screw mostly, and the efficiency of screw assembling is low, is inconvenient to assemble.
Summary of the invention
Based on this, be necessary to provide a kind of can the projector housing of ease of assembly and buckle structure thereof.
A kind of buckle structure, comprise snap fit and clamp, described snap fit comprises body and boss, described boss is located on described body, described boss is provided with installed surface, first inclined-plane and the second inclined-plane, described installed surface is connected with described body, the both sides of described installed surface are located on described first inclined-plane and described second inclined-plane relatively, and the extended surface on described first inclined-plane is crossing with the extended surface on described second inclined-plane, angle between described first inclined-plane and described installed surface is 30 ° ~ 45 °, angle between described second inclined-plane and described installed surface is 15 ° ~ 20 °, described clamp offers draw-in groove, the opening of described draw-in groove is towards described boss, described boss can be contained in described draw-in groove, be connected together to make described clamp and described snap fit.
Wherein in an embodiment, the first inclined-plane of described boss offers groove, the opening of described groove is towards described first inclined-plane.
Wherein in an embodiment, the free end of described clamp is provided with spigot surface, and described spigot surface and described first inclined-plane are oppositely arranged.
A kind of projector housing, comprise lower casing, upper casing and above-mentioned buckle structure, described lower casing comprises base plate and is located at the frame on described base plate, described snap fit is located on described frame, described clamp is located at described upper casing towards on the side of described lower casing, described upper casing is located on described lower casing, and described upper casing and described lower casing are connected together.
Wherein in an embodiment, described frame and described base plate surround a host cavity, and the medial surface of described frame is located at by described boss.
Wherein in an embodiment, the madial wall of described frame is vertically provided with limiting plate, and described limiting plate extends to described base plate from the top of described frame.
Wherein in an embodiment, described limiting plate is provided with stopper slot away from one end of described base plate, and described upper casing is provided with baffle plate towards the sidewall of described lower casing, and described baffle plate is contained in described stopper slot, to make described upper casing spacing.
Wherein in an embodiment, described upper casing comprises cover plate, and described clamp is arranged perpendicular to described cover plate, and described boss is contained in described draw-in groove, and the top end face of described frame and described cover plate abut against towards the side of described lower casing.
Wherein in an embodiment, described buckle structure is multiple, and the distance between two adjacent described buckle structures is 60-70mm.
A kind of projector is also provided.
A kind of projector, comprises above-mentioned projector housing.
Projector housing containing above-mentioned buckle structure, the size importing angle α is 30 ° ~ 45 °, and the size of pull-off angle β is 15 ° ~ 20 °, ensure that smooth assembling and the dismounting of upper casing and lower casing respectively.The connection of projector housing 100 no longer needs a ground to lock a lot of screw to assemble, and only needs just housing to be linked and packed by beating gently.Greatly increase packaging efficiency, reduce production cost, also improve the aesthetic feeling of the complete machine of projector simultaneously.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the projector housing of present embodiment;
Fig. 2 is the explosive view of the projector housing shown in Fig. 1;
Fig. 3 is the side view of the buckle structure of the projector housing shown in Fig. 2;
Fig. 4 is the stereographic map of the boss of the buckle structure shown in Fig. 3;
Fig. 5 is the side view of another state of the buckle structure shown in Fig. 3;
Fig. 6 is the partial enlarged drawing of the part A of the projector housing shown in Fig. 2;
Fig. 7 is the partial enlarged drawing of the part B of the projector housing shown in Fig. 2;
Fig. 8 is the fragmentary, perspective view of the projector housing shown in Fig. 1.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Better embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make to disclosure of the present invention understand more thorough comprehensively.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe concrete embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1 and Fig. 2, the projector housing 10 of present embodiment comprises buckle structure 100, lower casing 200 and upper casing 300.
Please refer to Fig. 3, buckle structure 100 comprises snap fit 110 and clamp 120.Snap fit 110 is located on lower casing 200, and snap fit 110 comprises body 111 and boss 113.Boss 113 is located on body 111.Lower casing 200 comprises base plate 210 and is located at the frame 220 on base plate 210.Frame 220 and base plate 210 surround a host cavity.Body 111 and frame 220 are structure as a whole, and therefore boss 113 is located on frame 220.Upper casing 300 comprises cover plate 310.Upper casing 300 is covered on lower casing 200.Clamp 120 is vertical on cover plate 310.Clamp 120 is connected together with snap fit 110, thus upper casing 300 and lower casing 200 are connected together.
In other embodiments, snap fit 110 is located on upper casing 300, and clamp 120 is located on lower casing 200.Clamp 120 is connected together with snap fit 110, and upper casing 300 and lower casing 200 can be made equally to be connected together.
Refer to Fig. 4, boss 113 is provided with installed surface 114, first inclined-plane 115 and the second inclined-plane 116.Installed surface 114 is connected with body 111.The both sides of installed surface 114 are located on first inclined-plane 115 and the second inclined-plane 116 relatively, and the extended surface on the first inclined-plane 115 is crossing with the extended surface on the second inclined-plane 116.
First inclined-plane 115 of boss 113 offers groove 117, and the opening of groove 117 is towards the first inclined-plane 115.The shape of groove 117 is close with the shape of boss 113, makes the thickness of boss 113 close.The thickness of boss 113 is the vertical range between the madial wall of groove 117 and the lateral wall of boss 113.Therefore, in the process of boss 113 in injection mo(u)lding, avoid the difference in thickness everywhere of boss 113 comparatively large, make boss 113 can not Homogeneous cooling, affect final molding effect.
Refer to Fig. 5, the angle α between the first inclined-plane 115 and installed surface 114 is for import angle, and the size importing angle α is 30 ° ~ 45 °.Angle β between second inclined-plane 116 and installed surface 114 is pull-off angle, and the size of pull-off angle β is 15 ° ~ 20 °.Import smooth assembling and dismounting that angle α and pull-off angle β ensures upper casing 300 and lower casing 200 respectively.
Clamp 120 offers draw-in groove 121.The opening of draw-in groove 121 is towards boss 113, and boss 113 can be contained in draw-in groove 121, is connected together to make clamp 120 and snap fit 110.Clamp 120 moves along the first inclined-plane 115, makes boss 113 enter draw-in groove 121, and clamp 120 moves along the second inclined-plane 116, and boss 113 is skidded off in draw-in groove 121, thus realizes being connected together of clamp 120 and snap fit 110.
The free end of clamp 120 is provided with spigot surface 123, and spigot surface 123 and the first inclined-plane 115 are oppositely arranged.The spigot surface 123 of clamp 120 contacts with the first inclined-plane 115, and clamp 120 slides along the first inclined-plane 115, and spigot surface 123 plays guide effect, snaps in smoothly in draw-in groove 121 to make boss 113.
The edge of clamp 120 and boss 113 is equipped with fillet structure 119, and fillet structure 119 makes boss 113 can snap in smoothly or depart from draw-in groove 121.
Refer to Fig. 6, specifically in the present embodiment, the medial surface of frame 220 is located at by boss 113.That is, the first inclined-plane 115 tilts towards base plate 210.Angle α between first inclined-plane 115 and frame 220 is 30 ° ~ 45 °.Second inclined-plane 116 dorsad base plate 210 is obliquely installed.Angle between second inclined-plane 116 and frame 220 is 15 ° ~ 20 °.In other embodiments, the lateral surface of frame 220 is located at by boss 113.
The size of the importing angle α of above-mentioned buckle structure 100 is 30 ° ~ 45 °, and the size of pull-off angle β is 15 ° ~ 20 °, ensure that smooth assembling and the dismounting of upper casing 300 and lower casing 200 respectively.The connection of projector housing 100 no longer needs a ground to lock a lot of screw to assemble, and only needs just housing to be linked and packed by beating gently.Above-mentioned buckle structure 100 greatly increases packaging efficiency, reduces production cost, also improves the aesthetic feeling of the complete machine of projector simultaneously.
The madial wall of frame 220 is vertically provided with limiting plate 230.Limiting plate 230 extends to base plate 210 from the top of frame 220.Limiting plate 230 is provided with stopper slot 231 away from one end of base plate 210.Limiting plate 230 can strengthen the intensity of frame 220, prevents frame 220 from deforming, and reinforces the stability of lower casing 200.
Refer to Fig. 7 and Fig. 8, upper casing 300 is provided with baffle plate 320 towards the sidewall of lower casing 200.Baffle plate 320 can be contained in stopper slot 231.When installing upper casing 300 with lower casing 200, press down upper casing 300, clamp 120 moves along the first inclined-plane 115, makes boss 113 enter draw-in groove 121.Meanwhile, baffle plate 320 is contained in stopper slot 231, upper casing 300 can not be moved downward again, to make upper casing 300 spacing relative to lower casing 200.On pull out upper casing 300, clamp 120 is moved along the second inclined-plane 116, boss 113 is skidded off in draw-in groove 121, to make upper casing 300 and lower casing 200 depart from, thus realize being connected together of upper casing 300 and lower casing 200.
When boss 113 is contained in draw-in groove 121, the top end face of frame 220 and cover plate 310 abut against towards the side of lower casing 200, to make upper casing 300 and lower casing 200 compact siro spinning technology, ensure the sealing of host cavity, also can strengthen the attractive in appearance of projector housing 10 profile.
Buckle structure 100 is multiple, and the distance between two adjacent buckle structures 100 is 60-70mm.Multiple boss 113 is set up in parallel, and multiple clamp 120 is integral type structure, to make draw-in groove 121 and boss 113 one_to_one corresponding, strengthens the intensity of buckle structure 100.
The lower casing 200 of above-mentioned projector housing 10 offers louvre 250, and louvre 250 is positioned on frame 220, and louvre 250 is positioned at the below of the boss 113 of buckle structure 100.Above-mentioned buckle structure 100 does not affect the heat radiation of projector housing 10.
Refer to Fig. 5, be brachium l from draw-in groove 121 away from the distance cover plate 310 side to cover plate 310, brachium l is 4.5mm.Thickness h determines the intensity of clamp 120.The thickness h of clamp 120 meets:
Wherein, Y is Allowable deflection, and Ε mp is permissible, and l is brachium.The value of Allowable deflection Y is 0.5 ~ 1.2.Permissible Ε mp can draw according to material characteristics, therefore can draw the thickness h of clamp 120 according to above-mentioned formula.
By the thickness h of clamp 120, then basis
Wherein, P is flexural force, and Ε s is secant modulus, and Ε mp is permissible, and l is brachium, and h is the thickness of clamp 120.
Flexural force P can be calculated.
According to flexural force P, then by
Wherein, P is flexural force, and W is for snapping in power, and μ is friction factor, and Ε s is secant modulus, and Ε mp is permissible, and l is brachium, and α is the angle between the first inclined-plane 115 and frame 220, and angle α is 30 ° ~ 45 °.Can calculate and snap in power W.
Force analysis is carried out to snap fit 110, according to the mechanical property of selected material, the length l of snap fit, thickness h and Allowable deflection Y, ensure material in assembling and dissembling process stressed in the tolerance band of material.Snap in the working strength of operator during power W decision operation.Time the quantity that the power W of snapping in is multiplied by buckle structure 100 is operation, operator needs externally applied forces.The power W of snapping in substantially meets and is less than 1N, can reach the intensity that operator can bear.Therefore above-mentioned buckle structure 100 both can ensure comparatively firm installation strength, also can ensure that operator due to long-time operation, and easily can not produce sense of fatigue.
A kind of projector (not shown) is also provided.Projector comprises above-mentioned projector housing.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a buckle structure, it is characterized in that, comprise snap fit and clamp, described snap fit comprises body and boss, described boss is located on described body, described boss is provided with installed surface, first inclined-plane and the second inclined-plane, described installed surface is connected with described body, the both sides of described installed surface are located on described first inclined-plane and described second inclined-plane relatively, and the extended surface on described first inclined-plane is crossing with the extended surface on described second inclined-plane, angle α between described first inclined-plane and described installed surface is 30 ° ~ 45 °, angle between described second inclined-plane and described installed surface is 15 ° ~ 20 °, described clamp offers draw-in groove, the opening of described draw-in groove is towards described boss, described boss can be contained in described draw-in groove, be connected together to make described clamp and described snap fit.
2. buckle structure according to claim 1, is characterized in that, the first inclined-plane of described boss offers groove, and the opening of described groove is towards described first inclined-plane.
3. buckle structure according to claim 1, is characterized in that, the free end of described clamp is provided with spigot surface, and described spigot surface and described first inclined-plane are oppositely arranged.
4. a projector housing, it is characterized in that, comprise lower casing, upper casing and buckle structure as described in claims 1 to 3 any one, described lower casing comprises base plate and is located at the frame on described base plate, described snap fit is located on described frame, described clamp is located at described upper casing towards on the side of described lower casing, and described upper casing is located on described lower casing, and described upper casing and described lower casing are connected together.
5. projector housing according to claim 4, is characterized in that, described frame and described base plate surround a host cavity, and the medial surface of described frame is located at by described boss.
6. projector housing according to claim 4, is characterized in that, the madial wall of described frame is vertically provided with limiting plate, and described limiting plate extends to described base plate from the top of described frame.
7. projector housing according to claim 6, it is characterized in that, described limiting plate is provided with stopper slot away from one end of described base plate, and described upper casing is provided with baffle plate towards the sidewall of described lower casing, described baffle plate is contained in described stopper slot, to make described upper casing spacing.
8. projector housing according to claim 4, it is characterized in that, described upper casing comprises cover plate, and described clamp is arranged perpendicular to described cover plate, described boss is contained in described draw-in groove, and the top end face of described frame and described cover plate abut against towards the side of described lower casing.
9. projector housing according to claim 4, is characterized in that, described buckle structure is multiple, and the distance between two adjacent described buckle structures is 60-70mm.
10. a projector, comprises the projector housing described in claim 4-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510007398.6A CN104570563B (en) | 2015-01-06 | 2015-01-06 | Scialyscope, projector housing and buckle structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510007398.6A CN104570563B (en) | 2015-01-06 | 2015-01-06 | Scialyscope, projector housing and buckle structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104570563A true CN104570563A (en) | 2015-04-29 |
| CN104570563B CN104570563B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510007398.6A Expired - Fee Related CN104570563B (en) | 2015-01-06 | 2015-01-06 | Scialyscope, projector housing and buckle structure thereof |
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| Country | Link |
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| CN (1) | CN104570563B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912526A (en) * | 2019-10-25 | 2020-03-24 | 芜湖舜富精密压铸科技有限公司 | High-hardness corrosion-resistant filter shell |
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| CN101551582A (en) * | 2008-04-02 | 2009-10-07 | 青岛海信电器股份有限公司 | Projector |
| CN201331663Y (en) * | 2008-12-25 | 2009-10-21 | 广东威创视讯科技股份有限公司 | Six-shaft adjusting rack capable of independently adjusting |
| JP2010134084A (en) * | 2008-12-03 | 2010-06-17 | Sony Corp | Optical unit and projector apparatus |
| JP2012209036A (en) * | 2011-03-29 | 2012-10-25 | Jvc Kenwood Corp | Light source device |
| CN103105716A (en) * | 2011-11-09 | 2013-05-15 | 红蝶科技(深圳)有限公司 | Imaging module of projector and projector using the same |
| CN103217770A (en) * | 2013-04-18 | 2013-07-24 | 苏州佳世达光电有限公司 | Lens fixing module and projector using same |
| CN203658972U (en) * | 2013-12-19 | 2014-06-18 | 江苏银铼电子科技有限公司 | Projection type integrated touch machine |
-
2015
- 2015-01-06 CN CN201510007398.6A patent/CN104570563B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551582A (en) * | 2008-04-02 | 2009-10-07 | 青岛海信电器股份有限公司 | Projector |
| JP2010134084A (en) * | 2008-12-03 | 2010-06-17 | Sony Corp | Optical unit and projector apparatus |
| CN201331663Y (en) * | 2008-12-25 | 2009-10-21 | 广东威创视讯科技股份有限公司 | Six-shaft adjusting rack capable of independently adjusting |
| JP2012209036A (en) * | 2011-03-29 | 2012-10-25 | Jvc Kenwood Corp | Light source device |
| CN103105716A (en) * | 2011-11-09 | 2013-05-15 | 红蝶科技(深圳)有限公司 | Imaging module of projector and projector using the same |
| CN103217770A (en) * | 2013-04-18 | 2013-07-24 | 苏州佳世达光电有限公司 | Lens fixing module and projector using same |
| CN203658972U (en) * | 2013-12-19 | 2014-06-18 | 江苏银铼电子科技有限公司 | Projection type integrated touch machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912526A (en) * | 2019-10-25 | 2020-03-24 | 芜湖舜富精密压铸科技有限公司 | High-hardness corrosion-resistant filter shell |
| CN110912526B (en) * | 2019-10-25 | 2024-03-15 | 安徽舜富精密科技股份有限公司 | High-hardness corrosion-resistant filter shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104570563B (en) | 2016-08-24 |
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