Background frame for film and television shooting

Abstract

The utility model provides a background frame for film and television shooting, which comprises two moving assemblies, the top ends of the two moving assemblies are fixedly connected with height adjusting assemblies, a width adjusting assembly is arranged between the top ends of the two height adjusting assemblies, and a moving plate drives a universal wheel to penetrate through a strip-shaped groove to extend to the outside by rotating an adjusting screw rod. The background frame can be conveniently moved under the action of universal wheels, when the background frame is used, an adjusting screw rod can be reversely rotated to enable the universal wheels to return into a mounting cavity, so that the stability of the background frame in use can be improved, and as the moving assembly, the height adjusting assembly and the width adjusting assembly are detachable and are simple and convenient to mount, the background frame is convenient to move. Therefore, the background frame is more convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of background frames, and in particular relates to a background frame for filming. Background Art

[0002] In the process of film and television shooting, it is often necessary to lay background cloth to show different backgrounds, thereby saving shooting costs. The background cloth is often fixed on the background frame, and most of the existing background frames are fixed structures and cannot be adjusted. After searching, it was found that the application number is "202221353211.X" discloses "a background frame for film and television shooting that is easy to install and disassemble", which records "including a base, the number of the bases is set to two, the two bases are placed in parallel, the top of the base is provided with a first telescopic rod, the top of the base is provided with a first placement slot, the bottom of the first telescopic rod is fixedly connected to a first connecting block, the first connecting block matches the first placement slot, the bottom of the inner wall of the first placement slot is fixedly connected to a first plug rod, the bottom of the first connecting block is provided with a first slot, the first plug rod is plugged into the first slot, the first A first through slot is provided on one side of an inner wall of a placement slot, a second plug rod is provided inside the first through slot, a second slot is provided on one side of the first connecting block, the second plug rod is plugged into the second slot, a first pull plate is fixedly connected to one end of the second plug rod away from the first placement slot, and a first spring is fixedly connected between the first pull plate and the base. When the above-mentioned background frame is in use, the background frame is conveniently moved by the provided L-shaped plate and the walking wheel, and the walking wheel is adjusted to the top by rotating the L-shaped plate, so as to avoid movement caused by the walking wheel when the background frame is in use, thereby affecting the shooting effect. However, the above-mentioned background frame still has certain shortcomings when in use: due to the lack of a fixing structure for the L-shaped plate, when the L-shaped plate is rotated downward to use the universal wheel, the L-shaped plate may be rotated under the action of gravity, affecting the movement of the background frame. Based on this, we propose a background frame that is more convenient to use. Utility Model Content

[0003] The utility model aims to provide a background frame for filming movies, aiming to solve the problems raised in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a background frame for filming, comprising two moving components, the top ends of the two moving components are fixedly connected with height adjustment components, and a width adjustment component is installed between the top ends of the two height adjustment components;

[0005] The moving assembly includes a fixed block, an installation cavity is provided inside the fixed block, a strip groove penetrating the installation cavity is provided at the bottom end of the fixed block, a moving plate is slidably installed in the installation cavity, an adjusting screw is threadedly connected to the top end of the fixed block, one end of the adjusting screw is rotatably connected to the top end of the moving plate, a universal wheel is installed at the bottom end of the moving plate, and the universal wheel extends to the outside through the strip groove, a U-shaped frame is fixedly connected to the top end of the fixed block, a mounting seat is fixedly connected to the top end of the U-shaped frame, a mounting groove is provided on the surface of the mounting seat, and a first fixing hole is provided on the side of the mounting seat.

[0006] As a preferred technical solution of the utility model, the height adjustment assembly includes a first mounting block, the top end of the first mounting block is fixedly connected with a square sleeve, a lifting rod is sleeved in the square sleeve, a second fixing hole is opened on the side of the first mounting block, the first mounting block is installed in the mounting groove and the first fixing hole and the second fixing hole are interspersed with a first fixing bolt, a first limiting hole is opened on the top side of the square sleeve, a plurality of second limiting holes are opened on the surface of the lifting rod, the first limiting hole and the second limiting hole are interspersed with a second fixing bolt, and the top end of the lifting rod is fixedly connected with a first fixing screw.

[0007] As a preferred technical solution of the utility model, the width adjustment assembly includes two second mounting blocks, the surface of the second mounting block is provided with a through mounting hole, the lifting rod and the second mounting block are connected through the mounting hole by a first fixing screw and a locking nut is threadedly connected to the surface of the first fixing screw, a fixing rod is fixedly connected to one side of the second mounting block, and second fixing screws are fixedly connected to the ends of the two fixing rods, an adjusting rod is provided on the side of the fixing rod, a through adjusting groove is provided on the surface of the adjusting rod, and the second fixing screw passes through the adjusting groove and is threadedly connected to the fixing nut.

[0008] As a preferred technical solution of the utility model, guide holes are formed on both sides of the top of the fixed block, guide rods are inserted into the guide holes, and one end of the guide rod is fixedly connected to the top of the movable plate.

[0009] As a preferred technical solution of the utility model, the bottom of one side of the square sleeve and the bottom of one end of the fixing rod close to the first fixing screw are fixedly connected with a U-shaped clamp, one side of the U-shaped clamp is threadedly connected with a tightening screw, a tightening block is arranged in the U-shaped clamp, and one end of the tightening screw is rotatably connected to the side wall of the tightening block.

[0010] As a preferred technical solution of the utility model, the size of the installation groove matches the size of the first installation block.

[0011] As a preferred technical solution of the utility model, when the movable plate is in contact with the top of the installation cavity, the guide rod and the adjusting screw are both located at the bottom of the U-shaped frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are: by rotating the adjusting screw, the movable plate drives the universal wheel to extend through the strip groove to the outside, so that the background frame can be moved conveniently under the action of the universal wheel, and when the background frame is used, the adjusting rod can be rotated in the opposite direction to make the universal wheel return to the installation cavity, thereby improving the stability of the background frame when in use, and the height adjustment component can be used to adjust the use height of the background frame, the width adjustment component can be used to adjust the use width of the background frame, and the U-shaped clamp can be used to cooperate with the tightening screw and the tightening block to fix the background cloth, so that the background frame can be adapted to the use of background cloths of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the mobile component in the utility model;

[0016] Figure 3 It is a structural schematic diagram of the height adjustment component in the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the width adjustment component of the utility model;

[0018] Figure 5 It is a schematic diagram of the cross-sectional structure of the U-shaped clamp in the utility model.

[0019] In the figure: 1. moving assembly; 11. fixed block; 12. mounting cavity; 13. strip groove; 14. moving plate; 15. adjusting screw; 16. universal wheel; 17. U-shaped frame; 18. mounting seat; 19. mounting groove; 110. first fixing hole; 111. guide rod; 2. height adjustment assembly; 21. first mounting block; 22. square sleeve; 23. lifting rod; 24. second fixing hole; 25. second limiting hole; 26. second fixing bolt; 27. first fixing screw; 3. width adjustment assembly; 31. second mounting block; 32. mounting hole; 33. fixing rod; 34. second fixing screw; 35. adjusting rod; 36. adjusting groove; 37. fixing nut; 4. U-shaped clamp; 5. tightening screw; 6. tightening block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 5 The utility model provides the following technical solutions: a background frame for filming, comprising two moving components 1, the top ends of the two moving components 1 are fixedly connected with height adjustment components 2, and a width adjustment component 3 is installed between the top ends of the two height adjustment components 2.

[0022] In this embodiment, the moving component 1 includes a fixed block 11, an installation cavity 12 is provided inside the fixed block 11, a strip groove 13 penetrating the installation cavity 12 is provided at the bottom end of the fixed block 11, a moving plate 14 is slidably installed in the installation cavity 12, an adjusting screw 15 is threadedly connected to the top of the fixed block 11, one end of the adjusting screw 15 is rotatably connected to the top of the moving plate 14, a universal wheel 16 is installed at the bottom end of the moving plate 14, and the universal wheel 16 extends to the outside through the strip groove 13, a U-shaped frame 17 is fixedly connected to the top of the fixed block 11, a mounting seat 18 is fixedly connected to the top of the U-shaped frame 17, a mounting groove 19 is provided on the surface of the mounting seat 18, a first fixing hole 110 is provided on the side of the mounting seat 18, and when the moving plate 14 is attached to the top of the installation cavity 12, the guide rod 111 and the adjusting screw 15 are both located at the bottom of the U-shaped frame 17.

[0023] Specifically, by rotating the adjusting screw 15, the adjusting screw 15 drives the movable plate 14 to descend in the installation cavity 12, so that the universal wheel 16 passes through the strip groove 13 and moves to the outside to contact the ground, so that the background frame can be easily moved through the universal wheel 16. When the background frame is in use, the adjusting screw 15 is rotated in the opposite direction, so that the movable plate 14 drives the universal wheel 16 to move into the installation cavity 12, and the bottom of the fixed block 11 contacts the ground, thereby improving the stability of the background frame when in use, and preventing the background frame from moving during use and affecting the shooting effect.

[0024] In this embodiment, the height adjustment assembly 2 includes a first mounting block 21, a square sleeve 22 is fixedly connected to the top of the first mounting block 21, a lifting rod 23 is sleeved in the square sleeve 22, a second fixing hole 24 is opened on the side of the first mounting block 21, the first mounting block 21 is installed in the mounting groove 19 and the first fixing hole 110 and the second fixing hole 24 are connected by a first fixing bolt, a first limiting hole is opened on the top side of the square sleeve 22, a plurality of second limiting holes 25 are opened on the surface of the lifting rod 23, the first limiting hole and the second limiting hole 25 are connected by a second fixing bolt 26, the top of the lifting rod 23 is fixedly connected to the first fixing screw 27, and the size of the mounting groove 19 matches the size of the first mounting block 21.

[0025] Specifically, the first mounting block 21 is fixed by inserting the first mounting block 21 into the mounting groove 19 and then fixing it with the first fixing bolt. Then, the position of the lifting rod 23 in the square sleeve 22 is adjusted to align with the first limiting hole and the second limiting hole 25. Then, the position of the lifting rod 23 is fixed by the second fixing bolt 26. Therefore, the use height of the lifting rod 23 can be fixed, thereby fixing the use height of the background frame.

[0026] In this embodiment, the width adjustment assembly 3 includes two second mounting blocks 31, and a through mounting hole 32 is provided on the surface of the second mounting block 31. The lifting rod 23 and the second mounting block 31 are connected through the mounting hole 32 via the first fixing screw 27, and a locking nut is threadedly connected to the surface of the first fixing screw 27. A fixing rod 33 is fixedly connected to one side of the second mounting block 31, and a second fixing screw 34 is fixedly connected to the ends of the two fixing rods 33. An adjusting rod 35 is provided on the side of the fixing rod 33, and a through adjusting groove 36 is provided on the surface of the adjusting rod 35. The second fixing screw 34 passes through the adjusting groove 36 and is threadedly connected to the fixing nut 37.

[0027] Specifically, the mounting hole 32 on the surface of the second mounting block 31 is inserted and connected with the first fixing screw 27, and then the second mounting block 31 is fixed by a locking nut. Then, the second fixing screw 34 is adjusted to be located in the adjustment groove 36 and the fixing nut 37 is tightened, so that the distance between the two second mounting blocks 31 can be adjusted, thereby adjusting the usable width of the background frame.

[0028] In this embodiment, guide holes are formed on both sides of the top of the fixed block 11 , and guide rods 111 are inserted into the guide holes. One end of the guide rod 111 is fixedly connected to the top of the movable plate 14 .

[0029] Specifically, the guide rod 111 cooperates with the guide hole to guide the lifting of the movable plate 14 .

[0030] In this embodiment, a U-shaped clamp 4 is fixedly connected to the bottom of one side of the square sleeve 22 and the bottom of one end of the fixing rod 33 close to the first fixing screw 27. A tightening screw 5 is threadedly connected to one side of the U-shaped clamp 4. A tightening block 6 is arranged inside the U-shaped clamp 4. One end of the tightening screw 5 is rotatably connected to the side wall of the tightening block 6.

[0031] Specifically, by inserting the corners of the background cloth into the U-shaped clamp 4 and then rotating the tightening screw 5, the tightening screw 5 drives the tightening block 6 to fix the background cloth, thereby improving the stability of the background cloth.

[0032] Working principle: When using the background frame, the adjusting screw 15 is rotated to make the movable plate 14 drive the universal wheel 16 to pass through the strip groove 13 and extend to the outside, so that the background frame can be moved conveniently under the action of the universal wheel 16. When using the background frame, the adjusting screw 15 can be rotated in the opposite direction to make the universal wheel 16 return to the installation cavity 12, so as to improve the stability of the background frame when in use. Since the movable component 1, the height adjustment component 2 and the width adjustment component 3 are all detachable and the installation is simple and convenient, it is more convenient to use the background frame.

[0033] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A background frame for filming, comprising two movable components (1), characterized in that: The top ends of the two movable components (1) are fixedly connected to a height adjustment component (2), and a width adjustment component (3) is installed between the top ends of the two height adjustment components (2); The moving assembly (1) comprises a fixed block (11), a mounting cavity (12) is provided inside the fixed block (11), a strip groove (13) penetrating the mounting cavity (12) is provided at the bottom end of the fixed block (11), a moving plate (14) is slidably installed in the mounting cavity (12), an adjusting screw (15) is threadedly connected to the top end of the fixed block (11), one end of the adjusting screw (15) is rotatably connected to the top end of the moving plate (14), a universal wheel (16) is installed at the bottom end of the moving plate (14), the universal wheel (16) passes through the strip groove (13) and extends to the outside, a U-shaped frame (17) is fixedly connected to the top end of the fixed block (11), a mounting seat (18) is fixedly connected to the top end of the U-shaped frame (17), a mounting groove (19) is provided on the surface of the mounting seat (18), and a first fixing hole (110) is provided on the side of the mounting seat (18).

2. A background frame for filming according to claim 1, characterized in that: The height adjustment assembly (2) comprises a first mounting block (21), the top end of the first mounting block (21) is fixedly connected to a square sleeve (22), a lifting rod (23) is sleeved in the square sleeve (22), a second fixing hole (24) is provided on the side of the first mounting block (21), the first mounting block (21) is installed in the mounting groove (19), and a first fixing bolt is inserted and connected in the first fixing hole (110) and the second fixing hole (24), a first limiting hole is provided on the top side of the square sleeve (22), a plurality of second limiting holes (25) are provided on the surface of the lifting rod (23), the first limiting hole and the second limiting hole (25) are inserted and connected with second fixing bolts (26), and the top end of the lifting rod (23) is fixedly connected to a first fixing screw (27).

3. A background frame for filming according to claim 2, characterized in that: The width adjustment assembly (3) comprises two second mounting blocks (31), the surface of the second mounting blocks (31) is provided with a through mounting hole (32), the lifting rod (23) and the second mounting block (31) are connected through the first fixing screw (27) and the mounting hole (32), and the surface of the first fixing screw (27) is threadedly connected with a locking nut, one side of the second mounting block (31) is fixedly connected with a fixing rod (33), the ends of the two fixing rods (33) are fixedly connected with a second fixing screw (34), the side of the fixing rod (33) is provided with an adjusting rod (35), the surface of the adjusting rod (35) is provided with a through adjusting groove (36), and the second fixing screw (34) passes through the adjusting groove (36) and is threadedly connected with the fixing nut (37).

4. The background frame for filming according to claim 1, characterized in that: Guide holes are formed at both sides of the top of the fixed block (11), and guide rods (111) are inserted into the guide holes. One end of the guide rod (111) is fixedly connected to the top of the movable plate (14).

5. The background frame for filming according to claim 3, characterized in that: A U-shaped clamp (4) is fixedly connected to the bottom of one side of the square sleeve (22) and the bottom of one end of the fixing rod (33) close to the first fixing screw (27); a tightening screw (5) is threadedly connected to one side of the U-shaped clamp (4); a tightening block (6) is arranged inside the U-shaped clamp (4); one end of the tightening screw (5) is rotatably connected to the side wall of the tightening block (6).

6. The background frame for filming according to claim 2, characterized in that: The size of the mounting groove (19) matches the size of the first mounting block (21).

7. The background frame for filming according to claim 1, characterized in that: When the movable plate (14) is in contact with the top of the installation cavity (12), the guide rod (111) and the adjusting screw rod (15) are both located at the bottom of the U-shaped frame (17).

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