CN214846218U

CN214846218U - Projection screen device convenient to operate and adjust

Info

Publication number: CN214846218U
Application number: CN202121559563.6U
Authority: CN
Inventors: 邹龙
Original assignee: Wuhan Rongxinshanghe Exhibition Service Co ltd
Current assignee: Wuhan Rongxinshanghe Exhibition Service Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-11-23
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a projection curtain cloth screen device of convenient operation regulation, including base and installation piece, the flexible adjusting device of top outer wall fixedly connected with of base, the joint groove has been seted up to the outer wall of base, the inner wall fixedly connected with dead lever in joint groove, the movable sleeve has been cup jointed to the outer wall of dead lever, the outer wall fixedly connected with connecting rod of movable sleeve, the lantern ring has been cup jointed to flexible adjusting device's outer wall, the outer wall swing joint of the lantern ring has the bracing piece, the bracing piece is kept away from the one end of the lantern ring and is pegged graft and have first fixing base, the spread groove has all been seted up at the both ends of installation piece, the inner wall of spread groove rotates and is connected with the connecting axle, the outer wall of connecting axle rotates and is connected with the telescopic link. Through the combined setting of devices such as bracing piece, connecting rod, made things convenient for the fixed of flexible adjusting device and supported, made things convenient for accomodating of devices such as bracing piece, connecting rod simultaneously again, made the device conveniently adjust, conveniently carry.

Description

Projection screen device convenient to operate and adjust

Technical Field

The utility model belongs to the technical field of the projection curtain screen, concretely relates to projection curtain screen device of convenient operation regulation.

Background

In the currently used image display devices, the interactive capability between the screen and the user can be divided into two types, namely an interactive screen and a non-interactive screen, the so-called interactive screen is an image projected by a projector which can be seen from the screen by people, and the projector can be controlled by operating the screen, so that the projection system can operate according to the will of the operator, and the non-interactive projection screen only reflects the image projected by the projector, so that people cannot operate the projection system through the screen.

The prior projection screen device has the following problems when in use:

1. the light and shadow interactive projection screen device has large volume and is inconvenient to store and carry;

2. the angle of the light and shadow interaction projection screen device is fixed, and the angle can not be adjusted according to different requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projection curtain cloth screen device of convenient operation regulation to provide the projection curtain cloth screen device of a current convenient operation regulation in solving above-mentioned background art in the use, because the interactive projection curtain cloth screen device of shadow is bulky, the angle is fixed, thereby has inconvenient accomodating and carrying, can not carry out the problem of angle modulation according to the demand of difference.

In order to achieve the above object, the utility model provides a following technical scheme: a projection screen device convenient to operate and adjust comprises a base and an installation block, wherein a telescopic adjusting device is fixedly connected to the outer wall of the top of the base, a clamping groove is formed in the outer wall of the base, a fixed rod is fixedly connected to the inner wall of the clamping groove, a movable sleeve is sleeved on the outer wall of the fixed rod, a connecting rod is fixedly connected to the outer wall of the movable sleeve, a sleeve ring is sleeved on the outer wall of the telescopic adjusting device, a supporting rod is movably connected to the outer wall of the sleeve ring, a first fixed seat is inserted into one end, away from the sleeve ring, of the supporting rod, connecting grooves are formed in two ends of the installation block, a connecting shaft is rotatably connected to the inner wall of each connecting groove, a telescopic rod is rotatably connected to the outer wall of the connecting shaft, the outer wall of the top of the telescopic adjusting device is fixedly connected with the outer wall of the installation block, and a winding screen roller is installed on the outer wall of one side of the installation block, the inner wall of curtain roll-up roller rotates and is connected with projection curtain mechanism.

Preferably, the outer wall of the connecting rod is clamped with the inner wall of the clamping groove.

Preferably, the outer wall of the supporting rod is provided with a sliding groove, one end of the connecting rod, which is far away from the movable sleeve, is fixedly connected with a sliding block, and the outer wall of the sliding block is connected with the inner wall of the sliding groove in a sliding manner.

Preferably, the telescopic rod is arranged on two sides of the telescopic adjusting device, and a second fixing seat is fixedly connected to the outer wall of the bottom of the telescopic rod.

Preferably, the mounting block is rotatably connected with the telescopic rod through a connecting groove and a connecting shaft.

Preferably, the inner wall of the lantern ring is in threaded connection with a fastening bolt, and the inner wall of the telescopic adjusting device is provided with a rotating connecting piece.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the telescopic adjusting device has the advantages that the lantern ring moves downwards on the outer wall of the telescopic adjusting device, so that the supporting rod moves downwards along with the telescopic adjusting device, the supporting rod is enabled to be in better contact with and fixed to the ground through the first fixing seat, the connecting rod moves in the sliding groove through the sliding block, the connecting rod extends, the connecting rod supports and fixes the supporting rod, fixing of the installation block is completed, the projection curtain mechanism is indirectly fixed, when disassembly is needed, the lantern ring is pushed upwards in the telescopic adjusting device, the connecting rod is connected with the clamping groove in a clamping mode, the first fixing seat which is connected in a splicing mode is pulled out, and storage of the connecting rod and the supporting rod is completed Is convenient to carry.

2. Through adjusting the height of two telescopic links, make the angle between telescopic link and the installation piece change to the angle that changes the installation piece drives projection curtain mechanism and takes place the angle slope, makes its angle that is applicable to different, makes the application scope of this interactive projection cloth screen wider.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a back-view three-dimensional structure of the present invention;

FIG. 3 is a schematic structural view of the telescopic adjustment device of the present invention;

fig. 4 is a schematic side view of the telescopic adjusting device of the present invention.

In the figure: 1. a base; 2. a telescopic adjusting device; 3. a clamping groove; 4. fixing the rod; 5. a movable sleeve; 6. a connecting rod; 7. a collar; 8. a support bar; 9. a chute; 10. a slider; 11. a first fixed seat; 12. a telescopic rod; 13. a second fixed seat; 14. mounting blocks; 15. a curtain take-up roller; 16. a projection screen mechanism; 17. connecting grooves; 18. and (7) connecting the shafts.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a projection screen device convenient to operate and adjust comprises a base 1 and an installation block 14, wherein the outer wall of the top of the base 1 is fixedly connected with a telescopic adjusting device 2, the outer wall of the base 1 is provided with a clamping groove 3, the inner wall of the clamping groove 3 is fixedly connected with a fixed rod 4, the outer wall of the fixed rod 4 is sleeved with a movable sleeve 5, the outer wall of the movable sleeve 5 is fixedly connected with a connecting rod 6, the outer wall of the telescopic adjusting device 2 is sleeved with a lantern ring 7, the outer wall of the lantern ring 7 is movably connected with a supporting rod 8, one end of the supporting rod 8, far away from the lantern ring 7, is inserted with a first fixed seat 11, two ends of the installation block 14 are both provided with connecting grooves 17, the inner wall of each connecting groove 17 is rotatably connected with a connecting shaft 18, the outer wall of the connecting shaft 18 is rotatably connected with a telescopic rod 12, the outer wall of the top of the telescopic adjusting device 2 is fixedly connected with the outer wall of the installation block 14, one side of the installation block 14 is provided with a screen furling roller 15, the inner wall of the curtain furling roller 15 is rotatably connected with a projection curtain mechanism 16.

In this embodiment, the supporting rod 8 moves downwards along with the downward movement of the sleeve ring 7 on the outer wall of the telescopic adjusting device 2, the supporting rod 8 is better contacted and fixed with the ground through the first fixing seat 11, the connecting rod 6 extends through the sliding block 10 in the sliding groove 9, the connecting rod 6 supports and fixes the supporting rod 8, the fixing of the mounting block 14 is completed, the projection curtain mechanism 16 is indirectly fixed, when the disassembly is needed, the sleeve ring 7 is pushed upwards in the telescopic adjusting device 2, the connecting rod 6 is clamped with the clamping groove 3, the inserted first fixing seat 11 is pulled out, the storage of the connecting rod 6 and the supporting rod 8 is completed, the inclination angle of the mounting block 14 can be changed by adjusting the height of the two telescopic rods 12, and the telescopic adjusting device 2 is bent by rotating the connecting piece, the interactive projection cloth screen has the advantages that the effect of convenient adjustment is achieved, the interactive projection cloth screen is suitable for different angles, and the application range of the interactive projection cloth screen is wider.

Specifically, the outer wall of the connecting rod 6 is clamped with the inner wall of the clamping groove 3.

In this embodiment, when the connecting rod 6 is not required to be used, the connecting rod 6 is snap-fitted into the snap-fit groove 3, thereby completing the storage of the connecting rod 6.

Specifically, the outer wall of the support rod 8 is provided with a sliding groove 9, the connecting rod 6 is far away from one end of the movable sleeve 5 and is fixedly connected with a sliding block 10, and the outer wall of the sliding block 10 is connected with the inner wall of the sliding groove 9 in a sliding mode.

In this embodiment, the connecting rod 6 is moved according to the movement of the supporting rod 8 by the arrangement of the sliding groove 9.

Specifically, the telescopic rod 12 is arranged on two sides of the telescopic adjusting device 2, and the outer wall of the bottom of the telescopic rod 12 is fixedly connected with a second fixing seat 13.

In this embodiment, the telescopic rod 12 is supported and fixed by the second fixing seat 13, so as to prevent the telescopic rod 12 from falling.

Specifically, the mounting block 14 is rotatably connected to the telescopic rod 12 through a connecting groove 17 and a connecting shaft 18.

In this embodiment, when the telescopic rod 12 is telescopically adjusted, the angle between the telescopic rod 12 and the mounting block 14 can be adjusted, so that the angle of the mounting block 14 can be freely adjusted to adapt to different angles for use.

Specifically, the inner wall of the lantern ring 7 is in threaded connection with a fastening bolt, and the inner wall of the telescopic adjusting device 2 is provided with a rotating connecting piece.

In this embodiment, the collar 7 can be fixed by fastening bolts, and when the connector is rotated to change the angle of the mounting block 14, the telescopic adjusting device 2 can be adjusted to adapt to different angles.

The utility model discloses a theory of operation and use flow: during the use, through the outer wall downstream with lantern ring 7 at flexible adjusting device 2, thereby make bracing piece 8 downstream thereupon, make better contact and fixed with ground bracing piece 8 through first fixing base 11, through passing through connecting rod 6 slider 10 in spout 9 motion, thereby make connecting rod 6 extend, make connecting rod 6 support fixedly to bracing piece 8, thereby accomplish the fixed to installation piece 14, the indirect projection curtain mechanism 16 that fixes, when needing to dismantle, promote lantern ring 7 upwards at flexible adjusting device 2, make connecting rod 6 and joint groove 3 carry out the joint, extract the first fixing base 11 of grafting, thereby accomplish the accomodation to connecting rod 6 and bracing piece 8; through adjusting the height of two telescopic links 12, make the angle between telescopic link 12 and the installation piece 14 change to change the angle of installation piece 14, drive projection curtain mechanism 16 and take place the angle slope, make it be applicable to different angles, make the application scope of this interactive projection cloth screen wider.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a projection screen device that convenient operation was adjusted, includes base (1) and installation piece (14), its characterized in that: the telescopic adjusting device is characterized in that a telescopic adjusting device (2) is fixedly connected to the outer wall of the top of the base (1), a clamping groove (3) is formed in the outer wall of the base (1), a fixing rod (4) is fixedly connected to the inner wall of the clamping groove (3), a movable sleeve (5) is sleeved on the outer wall of the fixing rod (4), a connecting rod (6) is fixedly connected to the outer wall of the movable sleeve (5), a lantern ring (7) is sleeved on the outer wall of the telescopic adjusting device (2), a supporting rod (8) is movably connected to the outer wall of the lantern ring (7), a first fixing seat (11) is inserted into one end, far away from the lantern ring (7), of the supporting rod (8), connecting grooves (17) are formed in both ends of the mounting block (14), a connecting shaft (18) is rotatably connected to the inner wall of the connecting grooves (17), and a telescopic rod (12) is rotatably connected to the outer wall of the connecting shaft (18), the utility model discloses a screen curtain winding device, including flexible adjusting device (2), the outer wall fixed connection of the top outer wall of flexible adjusting device (2) and installation piece (14), curtain roll-up roller (15) is installed to one side outer wall of installation piece (14), the inner wall of curtain roll-up roller (15) rotates and is connected with projection curtain mechanism (16).

2. The projection screen apparatus of claim 1, wherein the projection screen apparatus is capable of being easily manipulated and adjusted: the outer wall of the connecting rod (6) is clamped with the inner wall of the clamping groove (3).

3. The projection screen apparatus of claim 1, wherein the projection screen apparatus is capable of being easily manipulated and adjusted: the outer wall of bracing piece (8) has seted up spout (9), one end fixedly connected with slider (10) that the movable sleeve (5) was kept away from in connecting rod (6), the outer wall of slider (10) and the inner wall sliding connection of spout (9).

4. The projection screen apparatus of claim 1, wherein the projection screen apparatus is capable of being easily manipulated and adjusted: the telescopic rod (12) is arranged on two sides of the telescopic adjusting device (2), and the outer wall of the bottom of the telescopic rod (12) is fixedly connected with a second fixing seat (13).

5. The projection screen apparatus of claim 1, wherein the projection screen apparatus is capable of being easily manipulated and adjusted: the mounting block (14) is rotatably connected with the telescopic rod (12) through a connecting groove (17) and a connecting shaft (18).

6. The projection screen apparatus of claim 1, wherein the projection screen apparatus is capable of being easily manipulated and adjusted: the inner wall threaded connection of the lantern ring (7) has fastening bolt, the inner wall of flexible adjusting device (2) is provided with the rotation connecting piece.