CN216670469U

CN216670469U - Multi-angle adjustment light supplementing plate for video production

Info

Publication number: CN216670469U
Application number: CN202122955133.2U
Authority: CN
Inventors: 乔杨; 张峻; 吕锋
Original assignee: Wuhan Mushi Culture Media Co ltd
Current assignee: Wuhan Mushi Culture Media Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-03
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a multi-angle adjusting light supplementing plate for video production, which comprises a base, wherein an upright post is welded on the upper surface of the base, a threaded rod is in threaded connection with the upright post, the threaded rod is in penetrating and rotating connection with an installation block through a bearing, the side wall of the installation block is in penetrating and rotating connection with a rotating rod through a bearing, two ends of the rotating rod, which are positioned outside the installation block, are welded with connecting blocks together, the cross section of each connecting block is in a concave shape, the connecting blocks are fixedly connected with the light supplementing plate, a section of the rotating rod, which is positioned inside the installation block, is in interference fit with a worm wheel, the worm wheel is meshed with a worm, the worm is in interference fit with a driven shaft, two ends of the driven shaft are both in rotating connection with the inner side wall of the installation block through the bearing, and a driving mechanism is arranged inside the installation block. The height and the angle of the light supplementing plate can be conveniently and quickly adjusted through the rotating wheel, and after the adjustment is completed, the height and the angle are automatically locked, so that the change is avoided, and the use is more convenient.

Description

Multi-angle adjustment light supplementing plate for video production

Technical Field

The utility model relates to the technical field of light supplementing plates, in particular to a multi-angle adjusting light supplementing plate for video production.

Background

In the video preparation process, relate to shoot earlier stage and post production, shoot earlier stage in-process often need be with the help of various photographic equipment, the light filling board is just one of the equipment that is often used, and it can carry out the light filling to shooting scene under the environment that light is insufficient to can let flat and light picture become fuller, embody good image light sense, feel, consequently, the light filling board is one of the indispensable equipment of shooting in-process.

Among the prior art, the height and the angle of current tonifying plate can't convenient freely adjust, and after the regulation was accomplished, its angle and high position were difficult fixed, lead to the use of current tonifying plate comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multi-angle adjusting light supplementing plate for video production.

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

the utility model provides a multi-angle is adjusted and is mended worn-out fur for video preparation, includes the base, surface welding has the stand on the base, stand threaded connection has the threaded rod, the threaded rod runs through the bearing and rotates and be connected with the installation piece, installation piece lateral wall runs through the bearing and rotates and be connected with the dwang, the dwang is located the common welding in outside both ends of installation piece and has the connecting block, the cross-section of connecting block is character cut in bas-relief, connecting block fixedly connected with mends the worn-out fur, the dwang is located one section interference fit of installation piece inside and has the worm wheel, the worm wheel meshing has the worm, worm interference fit has the driven shaft, the driven shaft both ends all rotate through the bearing with the installation piece inside wall and are connected, be provided with actuating mechanism in the installation piece.

Preferably, the driving mechanism comprises a sliding block with an i-shaped section, the sliding block is connected with the side wall of the mounting block in a penetrating and sliding manner, the sliding block is connected with a rotating shaft in a penetrating and rotating manner through a bearing, a section of the rotating shaft, which is located inside the mounting block, is in interference fit with a first gear and a first bevel gear, the first gear is meshed with a second gear, the second gear is in interference fit with a driven shaft, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is in interference fit with a threaded rod.

Preferably, the thread lead angle of the threaded rod is larger than the equivalent friction angle of the thread pair formed by the threaded rod and the upright post.

Preferably, the unwinding helix angle of the worm is smaller than the contact friction angle of the worm and the worm wheel.

Preferably, the lower surface of the mounting block is welded with a limiting sleeve, and the limiting sleeve is in sliding sleeve connection with the upright post.

Preferably, the rotating shaft is located the outside one end veneer of installation piece and has the runner, the runner outer wall is carved with anti-skidding line, the welding of base lower surface has a plurality of universal wheels.

Compared with the prior art, the utility model has the advantages that:

1. the height of the light compensating plate can be conveniently and quickly adjusted by rotating the rotating wheel to rotate the threaded rod through the arrangement of the threaded rod, the first bevel gear and the second bevel gear, and the threaded rod and the stand column are self-locked, so that the height cannot be changed after the height adjustment is determined;

2. through setting up first gear, second gear, worm wheel, worm to rotating the runner and making first gear revolve, drive the second gear and rotate, and make the dwang rotate through the meshing of worm wheel and worm, thereby the every single move angle of regulation light supplementation board that can convenient and fast, and auto-lock between worm wheel and the worm, after angle modulation confirms, can not change.

Drawings

FIG. 1 is a schematic structural diagram of a multi-angle adjustable light compensating plate for video production according to the present invention;

FIG. 2 is a cross-sectional view of a multi-angle adjustable light compensating plate for video production according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: the device comprises a base 1, a column 2, a threaded rod 3, a mounting block 4, a rotating rod 5, a connecting block 6, a light compensating plate 7, a worm wheel 8, a worm 9, a driven shaft 10, a second gear 11, a sliding block 12, a rotating shaft 13, a first gear 15, a first bevel gear 16, a rotating wheel 17, a second bevel gear 18, a limiting sleeve 19 and a universal wheel 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a multi-angle is adjusted and is mended worn-out fur for video preparation, including

base

1, 1 upper surface welding of base has stand 2, 2 threaded connection of stand has threaded rod 3, threaded rod 3 runs through the bearing and rotates and be connected with

installation piece

4, 4 lateral walls of installation piece run through the bearing and rotate and be connected with dwang 5, dwang 5 has connecting block 6 in the common welding of 4 outside both ends of installation piece, the cross-section of connecting block 6 is character cut in bas-relief, 6 fixedly connected with of connecting block mend worn-out fur 7, dwang 5 is located one section interference fit of 4 inside of installation pieces and has worm wheel 8, worm wheel 8 meshes there is worm 9, worm 9 interference fit has driven shaft 10, driven shaft 10 both ends all are passed through the bearing rotation with 4 inside walls of installation piece and are connected, be provided with actuating mechanism in the installation piece 4.

The driving mechanism comprises a sliding block 12 with an I-shaped section, the I-shaped sliding block 12 cannot rotate relative to the mounting block 4, the I-shaped sliding block 12 has the limiting and indicating effects, when the I-shaped sliding block is pushed inwards to be incapable of pushing, namely a first bevel gear 16 is meshed with a second bevel gear 18, when the I-shaped sliding block is pulled outwards to be incapable of pulling, namely a first gear 15 is meshed with a second gear 16, the sliding block 12 is in penetrating sliding connection with the side wall of the mounting block 4, the sliding block 12 is in penetrating rotating connection with a rotating shaft 13 through a bearing, a section of the rotating shaft 13, which is located inside the mounting block 4, is in interference fit with the first gear 15 and the first bevel gear 16, the first gear 15 is meshed with the second gear 11, the second gear 11 is in interference fit with the driven shaft 10, the first bevel gear 16 is meshed with the second bevel gear 18, and the second bevel gear 18 is in interference fit with the threaded rod 3.

The lead angle of the thread of the threaded rod 3 is larger than the equivalent friction angle of the thread pair formed by the threaded rod 3 and the stand column 2, so that the self-locking of the threaded connection between the threaded rod 3 and the stand column 2 is realized, the shaking of the threaded connection part is avoided, the stability is influenced, and meanwhile, the threaded rod 3 cannot rotate when the runner 17 is not rotated after the height is determined.

The expansion helix angle of the worm 9 is smaller than the contact friction angle between the worm 9 and the worm wheel 8, so that self-locking is realized between the worm wheel 8 and the worm 9, the rotating wheel 17 is not rotated after the rotating wheel 17 is adjusted to a proper angle, the rotating rod 5 cannot rotate, and the angle is fixed.

The welding of installation piece 4 lower surface has stop collar 19, and stop collar 19 cup joints with stand 2 slip, and the cross-section of stop collar 19 is back the font, and the cross-section of stand 2 is mouthful style of calligraphy, and the two cup joints each other, and is spacing to the rotation of installation piece 4 for when rotating runner 17, installation piece 4 can only reciprocate, and the pivoted condition can not appear.

The axis of rotation 13 is located the outside one end veneer of installation piece 4 and has runner 17, and runner 17 outer wall is carved with anti-skidding line, and the anti-skidding line of outer wall prevents the phenomenon that skids to appear in the in-process of operation runner, and the welding of base 1 lower surface has a plurality of universal wheels 20, and universal wheel 20 is the lockable universal wheel, and the back is placed to the position, can carry out the locking, prevents to remove.

When the light supplementing plate is used, the light supplementing plate is moved to a required position through the universal wheel 20, the universal wheel 20 is locked, then the rotating wheel 17 is pushed until the light supplementing plate cannot be pushed, at the moment, the first bevel gear 16 is meshed with the second bevel gear 17, the rotating wheel 17 is rotated, the rotating shaft 13 is rotated to drive the first bevel gear 16 in interference fit with the rotating shaft to rotate, the second bevel gear 17 meshed with the first bevel gear 16 is driven to rotate, the threaded rod 3 in interference fit with the second bevel gear 17 is rotated, the height of the mounting block 4 is adjusted through threaded connection of the threaded rod 3 and the stand column 2, and therefore the height of the light supplementing plate 7 is adjusted to a proper position;

after the altitude mixture control is accomplished, pulling runner 17, when until unable pulling, rotating runner 17, make axis of rotation 13 rotate, drive and its interference fit's first gear 15 rotation, thereby make and rotate with first gear 15 meshed second gear 11, drive and rotate with 11 interference fit's of second gear driven shaft 10, thereby make worm 9 rotate, drive and its meshed worm wheel 8 rotation, worm wheel 8 drives and rotates rather than interference fit's dwang 5, thereby make and rotate with 5 welded connecting block 6 of dwang, thereby drive light supplementation board 7 and rotate, adjust to suitable angle and can use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a multi-angle adjustment light supplementing plate for video production, includes base (1), its characterized in that, surface welding has stand (2) on base (1), stand (2) threaded connection has threaded rod (3), threaded rod (3) run through the bearing and rotate and be connected with installation piece (4), installation piece (4) lateral wall runs through the bearing and rotates and be connected with dwang (5), the both ends that dwang (5) are located installation piece (4) outside have welded connecting block (6) jointly, the cross-section of connecting block (6) is the character cut in bas-relief, connecting block (6) fixedly connected with light supplementing plate (7), one section interference fit that dwang (5) are located installation piece (4) inside has worm wheel (8), worm wheel (8) meshing has worm (9), worm (9) interference fit has driven shaft (10), the two ends of the driven shaft (10) are rotatably connected with the inner side wall of the mounting block (4) through bearings, and a driving mechanism is arranged in the mounting block (4).

2. The light supplement board is adjusted with multi-angle to video preparation according to claim 1, characterized in that, the actuating mechanism includes slider (12) that the cross-section is the I shape, slider (12) and installation piece (4) lateral wall run through sliding connection, slider (12) are run through the rotation through the bearing and are connected with axis of rotation (13), the axis of rotation (13) is located the inside one section interference fit of installation piece (4) and is had first gear (15), first bevel gear (16), first gear (15) have engaged with second gear (11), second gear (11) and driven shaft (10) interference fit, first bevel gear (16) have engaged with second bevel gear (18), second bevel gear (18) and threaded rod (3) interference fit.

3. The light supplement board for multi-angle adjustment for video production according to claim 1, wherein the thread lead angle of the threaded rod (3) is larger than the equivalent friction angle of the thread pair formed by the threaded rod (3) and the upright post (2).

4. The light supplement board for multi-angle adjustment for video production as claimed in claim 1, wherein the spreading helix angle of the worm (9) is smaller than the contact friction angle of the worm (9) and the worm wheel (8).

5. The light supplement board for multi-angle adjustment for video production as claimed in claim 1, wherein a limiting sleeve (19) is welded on the lower surface of the mounting block (4), and the limiting sleeve (19) is slidably sleeved with the upright post (2).

6. The light supplement plate for multi-angle adjustment for video production as claimed in claim 2, wherein one end of the rotating shaft (13) located outside the mounting block (4) is glued with a rotating wheel (17), the outer wall of the rotating wheel (17) is carved with anti-skid lines, and the lower surface of the base (1) is welded with a plurality of universal wheels (20).