CN201867581U - Projection screen with frame structure for reducing transport volume and curtain thereof - Google Patents
Projection screen with frame structure for reducing transport volume and curtain thereof Download PDFInfo
- Publication number
- CN201867581U CN201867581U CN 201020204154 CN201020204154U CN201867581U CN 201867581 U CN201867581 U CN 201867581U CN 201020204154 CN201020204154 CN 201020204154 CN 201020204154 U CN201020204154 U CN 201020204154U CN 201867581 U CN201867581 U CN 201867581U
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- curtain
- framed structure
- projection screen
- frame
- mounting groove
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Abstract
The utility model relates to a projection screen and discloses a projection screen with a frame structure for reducing the transport volume. The projection screen comprises an axisymmetric frame structure and a curtain arranged in the axisymmetric frame structure. Frames of at least two symmetrical sides of the frame structure are two-section frames convenient for disassembly and assembly. The two-section frames are formed by two half-frames which are connected by a connecting strip of which two ends are respectively inserted into the two half-frames. The projection screen with the frame structure has the beneficial effects that when the frame structure is disassembled for transportation, each two-section frame can be disassembled to two half-frames, the length of the half-frame is far less than that of the entire frame, thus the projection screen is convenient for transportation.
Description
[technical field]
The utility model relates to projection screen, relates in particular to the framed structure projection screen, is specifically related to a kind of framed structure projection screen that reduces transportation volume.
[background technology]
Along with the application of projector is more and more universal, projection screen need use in varying environment.That now general projection screen adopts or be that curtain is fixed in framed structure, or adopt spool folding and unfolding curtain structure.Adopt folding and unfolding curtain structure, advantage is easy to use, is convenient to move, be convenient to again without the time collection protection curtain; Shortcoming is that structure is unstable, and curtain is affected by the external environment easily and is subjected to displacement in the time of projection, thereby influences project effect.Adopt fixedly curtain structure, advantage is the curtain firm stable, and it is less that curtain is influenced by external environment such as for example wind, and the quality of projection is better; Shortcoming is can't the folding and unfolding curtain, will cause a lot of inconvenience like this, and for example inconvenience is moved, and is not easy to clean or preserve.
In order to address the above problem, the patent No. has proposed a kind of projection screen of framed structure for the Chinese patent of " 200720196642.9 ", comprise: the outside framework of rectangle and the curtain that is installed in this outside framework, described curtain is connected with the curtain axle that extends along this end at least two symmetrical ends, have the housing groove that is used to hold the curtain axle in the inboard of described outside framework, at least two housing screens active card are connected to described outside framework and are used to seal described housing groove.The convenient sound construction again of its curtain folding and unfolding of the projection screen of this kind structure, but under the situation that the framework volume is bigger outside will be not easy to depositing and transportation etc. of projection screen.
[utility model content]
The technical problems to be solved in the utility model is, the defective at the big inconvenience transportation of projection screen volume of the framed structure of prior art provides a kind of framed structure projection screen that reduces transportation volume.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of framed structure projection screen that reduces transportation volume, comprise axisymmetric framed structure and the curtain that is installed in described framed structure, it is the two-part frame of easy disassembly that described framed structure has the frame on two symmetrical limits at least, and the connection strap that described two-part frame inserts these two rim half by two rim half respectively by two ends is formed by connecting.
Framed structure projection screen of the present utility model has following beneficial effect: framed structure is taken apart when transporting, and every two-part frame is all disassembled to be two rim half, and the length of rim half is far smaller than complete frame, thereby is convenient to transportation; Simultaneously all right conditioning box shelf structure is to the curtain of different sizes with the collocation different size.
Described two rim half and connection strap are connected section at it and are respectively arranged with threaded hole, after regulating described connection strap two ends and inserting the degree of depth to the described two-part frame of described two halves frame and obtain appropriate length, aim at described threaded hole and are screwed.
The described connection strap all described rim half of indentation makes described two-part frame obtain minimum length.
Described framed structure is a rectangle, and the frame of the four edges of described rectangular frame structure is the two-part frame.
Described curtain comprises hard master curtain, and is connected with described hard master curtain outer rim, is used to regulate the soft connection curtain of the flexible annular of described curtain, and the outer rim of described soft connection curtain is connected with described framed structure.This curtain is by adopting combining of soft curtain and hard curtain, the soft connection curtain of transition promptly is set between hard master curtain and framed structure, to regulate elasticity, make hard master curtain also can unfold preferably and come, thereby obtain preferable drop shadow effect.
Described hard master curtain is the punching curtain, and the described curtain back side is pasted with black cloth, and this black cloth sticks to by thread gluing on the blocking element that is connected in described framed structure in edge.When stereo set was placed the curtain rear, the punching curtain can have entrant sound effect preferably.And black cloth harmful effect in the time of can avoiding the curtain rear to be the white background wall is set, make curtain have drop shadow effect preferably.
Described soft connection curtain is connected or welding by the sewing machine limit with described hard master curtain.
For the ease of installation and removal, described curtain is connected with the installation shaft of extending along this end at least two symmetrical ends, and the inboard relevant position of described framed structure offers the mounting groove that is used to hold described installation shaft; At least two blocking element active card are connected to and are used to seal described mounting groove on the described framed structure.So by said structure, framed structure projection screen of the present utility model is convenient to install, and also is convenient to pull down, and therefore is convenient to move to diverse location and uses, and also is convenient to pull down curtain and cleans or preserve obsolete the time.
The inboard of described framed structure has the installation raised line that parallels with mounting groove near the position of mounting groove, described blocking element comprises the engaging folder that is used to be movably fastened the described installation raised line of clamping, and the blind end that seals described mounting groove with described installation raised line engagement connection the time.
The utility model also provides a kind of curtain that is used for described framed structure projection screen, this curtain comprises hard master curtain, and be connected with described hard master curtain outer rim, be used to regulate the soft connection curtain of the flexible annular of described curtain, the outer rim of described soft connection curtain is connected with described framed structure, and the edge with two-part frame perpendicular described framed structure described curtain is connected with the installation shaft of the described curtain that can be used for reeling.This curtain can be regulated length by reeling or trail in installation shaft, and when regulating the elongation of two-part frame or shortening, described curtain can be adjusted length accordingly, thereby perfectly is matched with described framed structure.
[description of drawings]
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the two-part frame of the utility model embodiment framed structure projection screen;
Fig. 2 is the structural representation of the framed structure of the utility model embodiment framed structure projection screen;
Fig. 3 is the structural representation of the curtain of the utility model embodiment framed structure projection screen;
Fig. 4 is the synoptic diagram of framed structure projection screen of the installation hard curtain of the utility model embodiment;
Fig. 5 is the synoptic diagram of framed structure projection screen of the installation hard punching curtain of the utility model embodiment;
Fig. 6 is the schematic cross-section of the frame of the utility model embodiment framed structure projection screen;
Among the figure, 10. framed structure, 11. frames, 12. two-part frames, 13. rim half, 14. connection straps, 15. threaded holes, 16. screw, 17. mounting grooves, 20. curtains, 21. hard master curtain, 22. soft connection curtains, 23. black cloths, 24. installation shaft, 25. junctions, 30. blocking elements, 31. the engaging folder, 32. blind ends, 40. thread gluings.
[embodiment]
The framed structure projection screen of the reduced transportation volume that the utility model embodiment provides comprises the framed structure 10 of rectangle and is installed in the curtain 20 of described framed structure 10.
As depicted in figs. 1 and 2, the framed structure 10 of rectangle is made of hollow section bar, is specifically assembled by the web member that inserts in the frame 11 by four edges frame 11.In the described four edges frame 11, at least two relative frames 11 are two-part frame 12.This two-part frame 12 is formed by connecting by connection strap 14 by two rim half 13.Insert respectively in two rim half 13 at the two ends of this connection strap 14.Described connection strap 14 and rim half 13 are connected part at it and are respectively arranged with row's threaded hole 15, fix with screw 16, promptly can be assembled into complete two-part frame 12.
The degree of depth of inserting rim half 13 by change connection strap 14 is the length of the whole two-part frame 12 of scalable, changes the size of whole framed structure 10 accordingly.So, can conditioning box shelf structure 10 to the curtain 20 of different sizes with the collocation different size.In order to obtain outward appearance preferably, preferably the two ends of connection strap 14 are inserted respectively in two rim half 13 fully, thereby hide connection strap 14 fully, described two-part frame this moment (12) obtains minimum length, preferably according to this moment framed structure 10 size determine the size of curtain 20.
The inboard of described framed structure 10, promptly the inboard of each frame 11 offers the mounting groove 17 that is used to install curtain 20.
Described framed structure 10 has following beneficial effect by two-part frame 12 is set:
1) framed structure 10 is taken apart when transporting, every two-part frame 12 is all disassembled to be two rim half 13, and the length of rim half 13 is far smaller than complete frame 11, thereby is convenient to transportation.
2) can conditioning box shelf structure 10 to the curtain 20 of different sizes with the collocation different size.
To shown in Figure 5, described curtain 20 can adopt soft curtain as Fig. 3, also can adopt combining of soft curtain and hard curtain.When curtain 20 adopted combining of soft curtain and hard curtain, described curtain 20 comprised hard master curtain 21, and is connected with described hard master curtain 21 outer rims, is used to regulate the soft connection curtain 22 of described curtain 20 flexible annulars.This soft connection curtain 22 is connected with the installation shaft 24 that is used for curtain 22 is installed in framed structure 10 two symmetrical outer rims at least.This installation shaft 24 is installed in the mounting groove 17 of described framed structure 10, and at least two blocking element 30 active card are connected to and are used to seal described mounting groove 17 on the described framed structure 10.
Described hard master curtain 21 preferably takes the sewing machine limit to connect with the soft junction 25 that is connected curtain 22, also can take mutual welding.When hard master curtain 21 is establishment glue curtain with holes, need to select mutual welding, this is because establishment glue curtain with holes is drawn when being subjected to pulling force diffusingly easily, is not suitable for adopting the sewing machine limit to connect.
As a kind of preferred implementation, described hard master curtain 21 is hard punching curtain, the black cloth 23 that has pore is pasted at described curtain 20 back sides, and this black cloth 23 sticks to active card in edge and is connected on the blocking element 30 of described framed structure 10 by thread gluing 40.Because hard master curtain 21 adopts hard punching curtain, when stereo set being placed curtain 20 rears, can have entrant sound effect preferably.And black cloth 23 harmful effect in the time of can avoiding curtain 20 rears to be the white background wall is set, make curtain 20 have drop shadow effect preferably.
When described curtain 20 adopts soft curtain because soft curtain has good elasticity, thereby so curtain 20 preferably spread apart have good drop shadow effect.When described curtain 20 all adopts the hard curtain, because the hard curtain itself does not have elasticity or elasticity very low, curtain 20 easy wrinkling drop shadow effects that influence then.Curtain of the present utility model 20 is by adopting combining of soft curtain and hard curtain, the soft connection curtain 22 of transition promptly is set between hard master curtain 21 and framed structure 10, to regulate elasticity, make hard master curtain 21 also can unfold preferably and come, thereby obtain preferable drop shadow effect.
Installation with framed structure 10 describes to described curtain 20 below:
As shown in Figure 6, described curtain 20 is connected with the installation shaft 24 of extending along this end at least two symmetrical ends, and the inboard relevant position of described framed structure 10 offers the mounting groove 17 that is used to hold described installation shaft 24; At least two blocking element 30 active card are connected to and are used to seal described mounting groove 17 on the described framed structure 10.
Curtain 20 can easily take off owing to be sticked in the blocking component position 30 that raised line is installed, so also can take off from framed structure 10 very easily.
Framed structure projection screen of the present utility model, its curtain 20 and framed structure 10 are installed by the way, thereby are convenient to install, and also are convenient to pull down, therefore be convenient to move to diverse location and use, also be convenient to obsolete the time, pull down curtain and clean or preserve.
The utility model embodiment also provides a kind of curtain that is used for described framed structure projection screen, described curtain 20 comprises hard master curtain 21, and be connected with described hard master curtain 21 outer rims, be used to regulate the soft connection curtain 22 of described curtain 20 flexible annulars, the outer rim of described soft connection curtain 22 is connected with described framed structure 10, and two-part frame described curtain 20 and described framed structure 10 12 vertical edges are connected with the installation shaft 24 of the described curtain 20 that can be used for reeling.Like this, curtain 20 can be regulated length by reeling or trail in installation shaft 24, and when regulating 12 elongations of two-part frame or shortening, described curtain 20 can be adjusted length accordingly, thereby perfectly is matched with described framed structure 10.
Claims (10)
1. framed structure projection screen that can reduce transportation volume, comprise axisymmetric framed structure (10) and be installed in the curtain (20) of described framed structure (10), it is characterized in that, described framed structure (10) has at least the frame (11) on two symmetrical limits to be the two-part frame (12) of easy disassembly, and the connection strap (14) that described two-part frame (12) inserts these two rim half (13) by two rim half (13) respectively by two ends is formed by connecting.
2. framed structure projection screen according to claim 1, it is characterized in that, described two rim half (13) and connection strap (14) are connected section at it and are respectively arranged with threaded hole (15), regulate described connection strap (14) two ends and insert described two halves frame (13), it is fixing with screw (16) to aim at described threaded hole (15).
3. framed structure projection screen according to claim 2 is characterized in that, described connection strap (14) all described rim half of indentation (13) makes described two-part frame (12) obtain minimum length.
4. according to the arbitrary described framed structure projection screen of claim 1 to 3, it is characterized in that described framed structure (10) is a rectangle, the frame (11) of the four edges of described rectangular frame structure (10) is two-part frame (12).
5. according to each described framed structure projection screen in the claim 1 to 3, it is characterized in that, described curtain (20) comprises hard master curtain (21), and be connected with described hard master curtain (21) outer rim, be used to regulate described curtain (20) the soft connection curtain of flexible annular (22), the outer rim of described soft connection curtain (22) is connected with described framed structure (10).
6. framed structure projection screen according to claim 5, it is characterized in that, described hard master curtain (21) is the punching curtain, described curtain (20) back side is pasted with black cloth (23), and this black cloth sticks on the blocking element (30) that is connected in described framed structure (10) by thread gluing (40) in edge.
7. framed structure projection screen according to claim 5 is characterized in that, described soft connection curtain (22) is connected or welding by the sewing machine limit with described hard master curtain (21).
8. according to the arbitrary described framed structure projection screen of claim 1 to 3, it is characterized in that, described curtain (20) is connected with the installation shaft (24) of extending along this end at least two symmetrical ends, the inboard relevant position of described framed structure (10) offers the mounting groove (17) that is used to hold described installation shaft (24); At least two blocking elements (30) active card is connected to and is used to seal described mounting groove (17) on the described framed structure (10).
9. framed structure projection screen according to claim 8, it is characterized in that, the inboard of described framed structure (10) has the installation raised line that parallels with mounting groove (17) near the position of mounting groove (17), described blocking element (30) comprises the engaging folder (31) that is used to be movably fastened the described installation raised line of clamping, and the blind end (32) that seals described mounting groove (17) with described installation raised line engagement connection the time.
10. curtain, it is characterized in that, described curtain (20) comprises hard master curtain (21), and be connected with described hard master curtain (21) outer rim, be used to regulate described curtain (20) the soft connection curtain of flexible annular (22), the outer rim of described soft connection curtain (22) is connected with the framed structure (10) of the described framed structure projection screen of claim 1, and the edge vertical with the two-part frame (12) of described framed structure (10) of described curtain (20) is connected with the installation shaft (24) of described curtain (20) that can be used for reeling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020204154 CN201867581U (en) | 2010-05-18 | 2010-05-18 | Projection screen with frame structure for reducing transport volume and curtain thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020204154 CN201867581U (en) | 2010-05-18 | 2010-05-18 | Projection screen with frame structure for reducing transport volume and curtain thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201867581U true CN201867581U (en) | 2011-06-15 |
Family
ID=44138733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020204154 Expired - Lifetime CN201867581U (en) | 2010-05-18 | 2010-05-18 | Projection screen with frame structure for reducing transport volume and curtain thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201867581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253582A (en) * | 2010-05-18 | 2011-11-23 | 极品影视设备科技(深圳)有限公司 | Projection screen with frame structure and capable of reducing transport volume |
| CN117406543A (en) * | 2023-12-08 | 2024-01-16 | 行远时代(深圳)科技有限公司 | Reel type curtain |
-
2010
- 2010-05-18 CN CN 201020204154 patent/CN201867581U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253582A (en) * | 2010-05-18 | 2011-11-23 | 极品影视设备科技(深圳)有限公司 | Projection screen with frame structure and capable of reducing transport volume |
| CN117406543A (en) * | 2023-12-08 | 2024-01-16 | 行远时代(深圳)科技有限公司 | Reel type curtain |
| CN117406543B (en) * | 2023-12-08 | 2024-03-01 | 行远时代(深圳)科技有限公司 | Reel type curtain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110615 |
|
| CX01 | Expiry of patent term |