CN211878413U - Adjustable supporting mechanism for mechanical design projection curtain - Google Patents
Adjustable supporting mechanism for mechanical design projection curtain Download PDFInfo
- Publication number
- CN211878413U CN211878413U CN202020597312.6U CN202020597312U CN211878413U CN 211878413 U CN211878413 U CN 211878413U CN 202020597312 U CN202020597312 U CN 202020597312U CN 211878413 U CN211878413 U CN 211878413U
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- China
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- fixedly connected
- ring
- fixed
- projection curtain
- conversion block
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Abstract
The utility model discloses a supporting mechanism with adjustable mechanical design projection curtain is used relates to the projection curtain field, including fixed cover, the top swing joint of fixed cover has the screw rod, the top fixedly connected with backup pad of screw rod, the top outside swing joint of fixed cover has rotatory ring, one side fixedly connected with fixed plate of fixed cover, the draw-in groove has been seted up to one side of fixed plate, the notch has all been seted up to the inside top both sides of fixed cover, the inside swing joint of notch has the connecting rod, the surperficial swing joint of connecting rod has the conversion piece, the inner wall middle part fixedly connected with spacing ring of rotatory ring, the one end fixedly connected with rack ring of spacing. The utility model discloses a rotatory ring can make the rack ring drive the conversion piece and rotate, and the conversion piece drives the effect that the screw rod has the lift to avoid needing electronic components circular telegram to make the screw rod have raising and lowering functions's effect, the effectual weight that reduces the support frame makes the support frame more conveniently carry.
Description
Technical Field
The utility model relates to a projection curtain field, in particular to supporting mechanism with adjustable mechanical design projection curtain is used.
Background
The projection curtain is a tool for displaying images and video files, different space projection curtains are different in selection, for example, a wide-viewing-angle and low-gain screen is suitable for occasions with more people to watch or transversely, a narrow-viewing-angle and high-gain screen is selected for long and narrow space watching, and a screen with proper gain is selected for use at the same time, so that the contrast of the screen is improved, the gray level of the image is increased, the color is bright, the observability of the image is improved, and the projection curtain is used for video putting in multiple fields and is used for mechanically designed projection curtains.
The adjustable supporting mechanism for the mechanical design projection curtain disclosed in the Chinese utility model patent application publication No. CN209657078U is advantageous for accommodating the cable by winding the cable on the electric telescopic rod on the cable winding rod, thereby preventing the cable from being supported on the ground, and is more convenient for moving, thereby protecting the cable, clamping the edge of the projection curtain body by a clamping plate, preventing the projection curtain body from being blown by wind, influencing the video watching of mechanical designers, and facilitating the stable work of projection equipment, thereby ensuring the projection effect, but the adjustable supporting mechanism for the mechanical design projection curtain adopts an electronic component needing a power supply as the lifting of the supporting mechanism, and the required electrified wire of the electronic component is connected with the power supply, thereby causing unnecessary troubles, and in addition, the electronic component has certain weight, the weight of the supporting frame can be increased, and the supporting frame is inconvenient to carry, so that the adjustable supporting mechanism for the mechanically designed projection curtain is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a supporting mechanism with adjustable mechanical design projection curtain is used to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an adjustable supporting mechanism for a mechanical design projection curtain comprises a fixed sleeve, wherein the top end of the fixed sleeve is movably connected with a screw, the top end of the screw is fixedly connected with a supporting plate, the outer side of the top end of the fixed sleeve is movably connected with a rotating ring, fixed blocks are fixedly connected to the front side and the rear side of the fixed sleeve, one end of each fixed block is hinged to a supporting rod, the bottom end of the fixed sleeve is fixedly connected with a base, one side of the fixed sleeve is fixedly connected with a fixed plate, and one side of the fixed plate is provided;
the fixed cover is characterized in that notches are formed in two sides of the inner top end of the fixed cover, a connecting rod is movably connected to the inner portion of each notch, a conversion block is movably connected to the surface of the connecting rod, a limiting ring is fixedly connected to the middle of the inner wall of the rotating ring, a rack ring is fixedly connected to one end of the limiting ring, a winding roller is arranged on one side of the fixed plate, and clamping columns are fixedly connected to the two ends of the winding roller.
Optionally, the clamping column is located in the clamping groove and matched with the clamping groove, and the clamping groove is arc-shaped.
Optionally, the inside winding of winding roller has the projection curtain, the inside fixed mounting of backup pad has the pole that hangs, the one end of projection curtain is connected with hanging the pole through couple and link.
Optionally, the other end of the screw rod is fixedly connected with a limiting plate, and the limiting plate is located in the fixing sleeve.
Optionally, one end of the conversion block is in a gear shape, the other end of the conversion block is in a thread shape, the rack ring is located at one end of the conversion block and is meshed with one end of the conversion block, and the screw rod is located at the other end of the conversion block and is in threaded connection with the other end of the conversion block.
Optionally, the rotating ring is movably connected with the fixed sleeve through a limiting ring.
Optionally, a square groove is formed in one end of the fixing block, and one end of the supporting rod is located in the square groove and movably connected through a hinge rod.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a rotatory ring can make the rack ring drive the conversion piece and rotate, and the conversion piece drives the effect that the screw rod has the lift to avoid needing electronic components circular telegram to make the screw rod have raising and lowering functions's effect, the effectual weight that reduces the support frame makes the support frame more conveniently carry.
2. The utility model discloses a draw-in groove can go on the position of projection curtain, is convenient for highly adjust the projection curtain, makes things convenient for the projection curtain to use in the place of difference, can be connected the energy of rotatory ring output with the screw rod through the conversion piece to make the screw rod rotate to rise or descend.
Drawings
Fig. 1 is a schematic front view of the structure of the present invention.
Fig. 2 is a schematic front view of the fixing sleeve structure of the present invention.
Fig. 3 is a schematic sectional view of the fixing sleeve structure of the present invention.
Fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.
In the figure: 1. fixing a sleeve; 2. a screw; 3. a support plate; 4. a rotating ring; 5. a fixed block; 6. a support bar; 7. a base; 8. a fixing plate; 9. a card slot; 10. a notch; 11. a connecting rod; 12. a conversion block; 13. a limiting ring; 14. a rack ring; 15. a winding roller; 16. a clamping column; 17. a projection screen; 18. a suspension rod; 19. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The utility model provides an adjustable supporting mechanism for a mechanical design projection curtain as shown in figures 1-4, which comprises a fixed sleeve 1, a screw 2 is movably connected at the top end of the fixed sleeve 1, a limiting plate 19 is fixedly connected at the other end of the screw 2, the limiting plate 19 is positioned in the fixed sleeve 1, the limiting plate 19 can limit the movable position of the screw 2 to avoid the separation of the screw 2 and the fixed sleeve 1, a supporting plate 3 is fixedly connected at the top end of the screw 2, a rotating ring 4 is movably connected at the outer side of the top end of the fixed sleeve 1, the rotating ring 4 can enable a rack ring 14 to drive a conversion block 12 to rotate, the conversion block 12 drives the screw 2 to have the lifting function, thereby avoiding the need of electrifying electronic components to enable the screw 2 to have the lifting function, effectively reducing the weight of a supporting frame, enabling the supporting frame to be more convenient, the front side and the rear side of the fixed sleeve 1 are fixedly connected with fixed blocks 5, one end of each fixed block 5 is provided with a square groove, one end of each supporting rod 6 is positioned in the square groove and movably connected through a hinge rod, one end of each fixed block 5 is hinged with the corresponding supporting rod 6, the bottom end of the fixed sleeve 1 is fixedly connected with a base 7, one side of the fixed sleeve 1 is fixedly connected with a fixed plate 8, one side of each fixed plate 8 is provided with a clamping groove 9, the clamping grooves 9 can be used for adjusting the position of the projection curtain 17, the height of the projection curtain 17 can be conveniently adjusted, and the projection curtain 17;
the two sides of the top end of the inner part of the fixed sleeve 1 are both provided with a notch 10, the inner part of the notch 10 is movably connected with a connecting rod 11, the surface of the connecting rod 11 is movably connected with a conversion block 12, one end of the conversion block 12 is in a gear shape, the other end of the conversion block 12 is in a thread shape, a rack ring 14 is positioned at one end of the conversion block 12 and is meshed with one end of the conversion block 12, a screw 2 is positioned at the other end of the conversion block 12 and is in threaded connection with the other end of the conversion block 12, the conversion block 12 can connect the energy output by the rotating ring 4 with the screw 2, so that the screw 2 rotates to ascend or descend, the middle part of the inner wall of the rotating ring 4 is fixedly connected with a spacing ring 13, the spacing ring 13 can connect the rotating ring 4 with the fixed sleeve 1, the position of the rotating ring 4 is limited, one end of the spacing ring 13 is fixedly connected with, the inside fixed mounting of backup pad 3 has suspension rod 18, and the one end of projection curtain 17 is connected with suspension rod 18 through couple and link, and the equal fixedly connected with joint post 16 in both ends of winding roll 15, joint post 16 be located draw-in groove 9 and with draw-in groove 9 looks adaptation, draw-in groove 9 is circular-arcly.
This practical theory of operation:
firstly, the clamping column 16 on the winding roller 15 is inserted into the clamping groove 9 on the fixing plate 8 according to the required height of the projection curtain 17, then the suspension rod 18 is placed on the supporting plate 3, a hook on one end of the projection curtain 17 is connected with a hanging ring on the suspension rod 18, finally, the rack ring 14 on the limiting ring 13 drives the conversion block 12 to rotate by rotating the rotating ring 4, the conversion block 12 drives the supporting plate 3 on the screw rod 2 to ascend, the supporting plate 3 drives the suspension rod 18 to move, and therefore the projection curtain 17 on the winding roller 15 is unfolded by the suspension rod 18.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a supporting mechanism with adjustable mechanical design projection curtain is used, includes fixed cover (1), its characterized in that: the top end of the fixed sleeve (1) is movably connected with a screw (2), the top end of the screw (2) is fixedly connected with a supporting plate (3), the outer side of the top end of the fixed sleeve (1) is movably connected with a rotating ring (4), the front side and the rear side of the fixed sleeve (1) are both fixedly connected with fixed blocks (5), one end of each fixed block (5) is hinged with a supporting rod (6), the bottom end of the fixed sleeve (1) is fixedly connected with a base (7), one side of the fixed sleeve (1) is fixedly connected with a fixed plate (8), and one side of the fixed plate (8) is provided with a;
notch (10) have all been seted up to the inside top both sides of fixed cover (1), the inside swing joint of notch (10) has connecting rod (11), the surperficial swing joint of connecting rod (11) has conversion piece (12), inner wall middle part fixedly connected with spacing ring (13) of rotatory ring (4), the one end fixedly connected with rack ring (14) of spacing ring (13), one side of fixed plate (8) is provided with winding roller (15), the equal fixedly connected with joint post (16) in both ends of winding roller (15).
2. The adjustable support mechanism of claim 1, wherein:
the clamping column (16) is located in the clamping groove (9) and matched with the clamping groove (9), and the clamping groove (9) is arc-shaped.
3. The adjustable support mechanism of claim 1, wherein:
the winding roller (15) is internally wound with a projection curtain (17), the supporting plate (3) is fixedly provided with a suspension rod (18), and one end of the projection curtain (17) is connected with the suspension rod (18) through a hook and a suspension ring.
4. The adjustable support mechanism of claim 1, wherein:
the other end of the screw rod (2) is fixedly connected with a limiting plate (19), and the limiting plate (19) is positioned in the fixed sleeve (1).
5. The adjustable support mechanism of claim 1, wherein:
one end of the conversion block (12) is in a gear shape, the other end of the conversion block (12) is in a thread shape, the rack ring (14) is located at one end of the conversion block (12) and is meshed with one end of the conversion block (12) to be connected, and the screw rod (2) is located at the other end of the conversion block (12) and is in threaded connection with the other end of the conversion block (12).
6. The adjustable support mechanism of claim 1, wherein:
the rotating ring (4) is movably connected with the fixed sleeve (1) through a limiting ring (13).
7. The adjustable support mechanism of claim 1, wherein:
the square groove has been seted up to the one end of fixed block (5), the one end of bracing piece (6) is located the square groove and passes through hinge bar swing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020597312.6U CN211878413U (en) | 2020-04-21 | 2020-04-21 | Adjustable supporting mechanism for mechanical design projection curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020597312.6U CN211878413U (en) | 2020-04-21 | 2020-04-21 | Adjustable supporting mechanism for mechanical design projection curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211878413U true CN211878413U (en) | 2020-11-06 |
Family
ID=73250749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020597312.6U Expired - Fee Related CN211878413U (en) | 2020-04-21 | 2020-04-21 | Adjustable supporting mechanism for mechanical design projection curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211878413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780916A (en) * | 2021-01-28 | 2021-05-11 | 尹盼盼 | Flexible LED display screen |
-
2020
- 2020-04-21 CN CN202020597312.6U patent/CN211878413U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780916A (en) * | 2021-01-28 | 2021-05-11 | 尹盼盼 | Flexible LED display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |