CN219872099U

CN219872099U - Cinema screen overspeed device tensioner

Info

Publication number: CN219872099U
Application number: CN202321128728.3U
Authority: CN
Inventors: 郑春景
Original assignee: Zhongyinglian Technology Shanghai Co ltd
Current assignee: Zhongyinglian Technology Shanghai Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-20
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses a cinema screen tensioning device which comprises a mounting frame, wherein a mounting groove is formed in the inner wall of the mounting frame, a driving motor is fixedly arranged at one end of the top of the mounting frame, a rotating shaft of the driving motor penetrates through the top of the mounting frame and is fixedly connected with a threaded rod, one corresponding end of the threaded rod is rotatably arranged on the bottom surface of the inner wall of the mounting groove, a threaded cylinder is arranged on the outer wall of the threaded rod in a threaded manner, through the arrangement of the mounting frame, the driving motor, a guide rod, a fixing plate and a connecting plate, the lifting of the fixing plate can be realized by opening a switch of the driving motor one by one, so that the lifting is mounted, and meanwhile, the circular rings at the bottom of the screen are sleeved on the corresponding second hooks one by one, so that the flatness after the lifting is ensured.

Description

Cinema screen overspeed device tensioner

Technical Field

The utility model relates to the technical field of screen installation, in particular to a cinema screen tensioning device.

Background

Film projection is carried out by projecting the film onto the film through a projection device, so that the film is one of indispensable projection equipment, the film and the film for projecting the film are firstly made of white cloth, then a cloth blank coated with barium sulfate or metal powder or a diffuse reflection film made of plastic is mostly used, a reflection film made of glass bead paint and a transmission film made of semitransparent material are also used, at present, the film of a cinema is arranged in front of all seats, the film is generally hung in the air through a vertical frame and a plurality of ropes, and then the film is manually tightened to two sides by the staff climbing onto the vertical frame through the ropes, so that the tension of the film is ensured, local wrinkles of the film are avoided, and the watching effect is influenced;

however, the existing screen installation mode is inconvenient to realize rapid installation of the screen, the workload of manual processing is relatively large, and the screen used in a cinema is generally large, so that the screen vertical frame is relatively high in installation, and a certain potential safety hazard exists because the screen vertical frame is required to be manually climbed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a cinema screen tensioning device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a cinema screen overspeed device tensioner, includes the mounting bracket, the mounting groove has been seted up to the inner wall of mounting bracket, the one end fixed mounting at mounting bracket top has driving motor, driving motor's axis of rotation runs through the top and fixedly connected with threaded rod of mounting bracket, the one end rotation that corresponds of threaded rod is installed in the bottom surface of mounting groove inner wall, just the outer wall screw thread of threaded rod installs a screw thread section of thick bamboo, the outer wall fixedly connected with fixed block of screw thread section of thick bamboo, the one end fixed mounting that the mounting groove inner wall corresponds has the guide bar, the outer wall slidable mounting of guide bar has the guide block, the common fixed mounting of guide block and fixed block has the fixed plate, even fixedly connected with a plurality of first couple on the bottom plate of fixed plate, the bottom surface fixed mounting of mounting groove inner wall has a plurality of extension spring, and a plurality of the common fixed mounting in top of extension spring has the connecting plate, the top fixedly connected with second couple of connecting plate, a side vertical even fixed mounting of mounting bracket has a plurality of backup pads, and a plurality of pieces vertical even rotation installs a plurality of backing rolls on a curb plate.

Preferably, the first hooks and the second hooks are jointly connected with a screen in a hanging mode, and rings are respectively arranged at the top and the bottom of the screen.

Preferably, the distance between the two ends of the connecting plate and the bottoms of the threaded rod and the guide rod is 3cm-5cm.

Preferably, a plurality of mounting seats are vertically and fixedly arranged on one side surface of the supporting plate, short shafts are respectively and rotatably arranged on two side surfaces of the inner wall of the mounting seats, and one ends corresponding to the two short shafts are fixedly connected with supporting rollers together.

Preferably, the shape of the fixing block and the guide block is rectangular, and the sizes of the fixing block and the guide block are the same.

Preferably, two ends of the guide rod corresponding to the guide rod are respectively and fixedly arranged on the top surface and the bottom surface of the inner wall of the mounting groove.

The utility model has the following beneficial effects:

1. through setting up the effect of mounting bracket, driving motor, guide bar, fixed plate and connecting plate, when using this device, through hanging the ring at screen top on corresponding first couple one by one, then can realize the rising of fixed plate through opening driving motor's switch, thereby make rising to install, cup joint the ring of screen bottom on corresponding second couple one by one simultaneously, guarantee the roughness after the suspension, compared with current mounting means, this device is more convenient and fast to the installation, solve present manual climbing riser installation, there is the problem of certain potential safety hazard, and better rate of tension of assurance simultaneously can be further, reduce the appearance fold after the installation and influence the condition emergence of viewing effect;

2. through setting up backup pad and backing roll's effect, when installing the screen, can play the effect of supporting the direction to the screen back, guarantee the stability in the rising process.

Drawings

FIG. 1 is a schematic view of an assembly structure according to the present utility model;

FIG. 2 is a schematic diagram of a front view structure according to the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present utility model.

In the figure: 1. a mounting frame; 101. a mounting groove; 2. a driving motor; 3. a threaded rod; 4. a thread cylinder; 5. a fixed block; 6. a guide rod; 7. a guide block; 8. a fixing plate; 801. a first hook; 9. a tension spring; 10. a connecting plate; 1001. a second hook; 11. a support plate; 12. a support roller; 13. a screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a cinema screen overspeed device tensioner, including mounting bracket 1, mounting groove 101 has been seted up to the inner wall of mounting bracket 1, the one end fixed mounting at mounting bracket 1 top has driving motor 2, driving motor's axis of rotation runs through the top of mounting bracket 1 and fixedly connected with threaded rod 3, the corresponding one end rotation of threaded rod 3 is installed in the bottom surface of mounting groove 101 inner wall, and threaded rod 3's outer wall screw thread installs screw thread section of thick bamboo 4, the outer wall fixedly connected with fixed block 5 of screw thread section of thick bamboo 4, the one end fixed mounting who corresponds of mounting groove 101 inner wall has guide bar 6, guide bar 6's outer wall slidable mounting has guide bar 7, guide bar 7 and fixed block 5 jointly fixed mounting have fixed plate 8, evenly fixedly connected with a plurality of first couple 801 on the bottom plate of fixed plate 8, the bottom surface fixed mounting of mounting groove 101 inner wall has a plurality of extension spring 9, and the common fixed mounting in top of a plurality of extension spring 9 has connecting plate 10, the top fixedly connected with second couple 1001, a side vertical even fixed mounting of mounting plate 11 of mounting plate 1, and vertical even rotation installs a plurality of backup pads 12 on a curb plate of backup pad 11.

In this embodiment, as shown in fig. 2, 3 and 4, a plurality of first hooks 801 and second hooks 1001 are commonly connected to a screen 13, and the top and bottom of the screen 13 are respectively provided with a ring.

In this embodiment, as shown in fig. 1, 3 and 4, the distance between the two ends of the connecting plate 10 and the bottoms of the threaded rod 3 and the guide rod 6 is 3cm-5cm.

In this embodiment, as shown in fig. 1, a plurality of mounting seats are vertically and fixedly mounted on one side surface of the supporting plate 11, short shafts are rotatably mounted on two side surfaces of the inner wall of each mounting seat, one end corresponding to each short shaft is fixedly connected with a supporting roller 12, and the supporting rollers 12 are contacted with the back surface of the screen 13.

In this embodiment, as shown in fig. 1 and 3, the shape of the fixed block 5 and the guide block 7 is rectangular, and the fixed block 5 and the guide block 7 are the same in size.

In this embodiment, as shown in fig. 1, two corresponding ends of the guide rod 6 are fixedly installed on the top surface and the bottom surface of the inner wall of the installation groove 101, respectively.

The application method and the advantages of the utility model are as follows: when the cinema screen tensioning device is used, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, firstly, external power supply and controller are carried out on electric equipment in the device, firstly, the rings at the top of the screen 13 are hung on the corresponding first hooks 801 one by one, then the drive motor 2 is started to work, the drive motor 2 works to drive the threaded rod 3 to rotate, as the guide block 7 is slidably mounted on the guide rod 6, and the guide block 7 and the fixed block 5 are fixedly connected with the fixed plate 8 together, the threaded rod 3 rotates to enable the fixed block 5 to move up on the threaded rod 3, so that the screen 13 is enabled to rise, and meanwhile, the rings at the bottom of the screen 13 are sleeved on the corresponding second hooks 1001 one by one, so that flatness after the screen 13 is hung is ensured.

Through setting up backup pad 11 and backing roll 12's effect, when installing screen 13, screen 13 is ascending in-process, and backing roll 12 and screen 13 contact can play the effect of supporting the direction to the back of screen 13, guarantees the stability of screen 13 in-process that rises.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Cinema screen overspeed device tensioner, including mounting bracket (1), its characterized in that: the inner wall of mounting bracket (1) has seted up mounting groove (101), the one end fixed mounting of mounting bracket (1) top has driving motor (2), the axis of rotation of driving motor (2) runs through the top of mounting bracket (1) and fixedly connected with threaded rod (3), the bottom surface at mounting groove (101) inner wall is installed in the rotation of the corresponding one end of threaded rod (3), just screw thread section of thick bamboo (4) is installed to the outer wall screw thread of threaded rod (3), the outer wall fixedly connected with fixed block (5) of screw thread section of thick bamboo (4), the one end fixed mounting that corresponds of mounting groove (101) has guide bar (6), the outer wall slidable mounting of guide bar (6) has guide block (7), the common fixed mounting of guide block (7) and fixed block (5) has fixed plate (8), even fixedly connected with a plurality of first couple (801) on the bottom plate of fixed plate (8), the bottom surface fixed mounting of mounting bracket (9) inner wall has a plurality of extension spring (9), and a plurality of extension spring (10) are fixed together installed on the top of screw thread section of thick bamboo (4), connecting plate (10) are fixed connection 1) are fixed on one side of each other, vertical connecting plate (1001), and a plurality of support rollers (12) are vertically and uniformly rotatably arranged on one side plate of the support plates (11).

2. The cinema screen tensioning device according to claim 1, wherein: a screen (13) is jointly hung on the first hooks (801) and the second hooks (1001), and circular rings are respectively arranged at the top and the bottom of the screen (13).

3. The cinema screen tensioning device according to claim 1, wherein: the distance between the two ends of the connecting plate (10) and the bottoms of the threaded rod (3) and the guide rod (6) is 3cm-5cm.

4. The cinema screen tensioning device according to claim 1, wherein: a plurality of mounting seats are vertically and fixedly arranged on one side face of the supporting plate (11), short shafts are respectively and rotatably arranged on two side faces of the inner wall of each mounting seat, and one ends corresponding to the two short shafts are fixedly connected with supporting rollers (12) together.

5. The cinema screen tensioning device according to claim 1, wherein: the shape of the fixed block (5) and the guide block (7) are rectangular, and the sizes of the fixed block (5) and the guide block (7) are the same.

6. The cinema screen tensioning device according to claim 1, wherein: the two ends corresponding to the guide rods (6) are respectively and fixedly arranged on the top surface and the bottom surface of the inner wall of the mounting groove (101).