CN113296332A - Portable background curtain for programming and guiding broadcast television - Google Patents
Portable background curtain for programming and guiding broadcast television Download PDFInfo
- Publication number
- CN113296332A CN113296332A CN202110508366.XA CN202110508366A CN113296332A CN 113296332 A CN113296332 A CN 113296332A CN 202110508366 A CN202110508366 A CN 202110508366A CN 113296332 A CN113296332 A CN 113296332A
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- China
- Prior art keywords
- curtain
- fixed
- portable
- piece
- rotating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 6
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims abstract 4
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000009941 weaving Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/08—Trick photography
- G03B15/10—Trick photography using back-projection, i.e. blending artificial background with real foreground
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
本发明公开了一种广播电视编导用便携式背景幕布，包括幕布便携箱、固定支块、转动支块、阻尼转轴、竖支板、外支板、转杆、延伸槽、内支板和金属垫板，所述幕布便携箱内部设有幕布绕筒，所述幕布便携箱内部一侧壁上固定设有电机，所述电机转动端同幕布绕筒一端中心处固定连接，所述幕布绕筒连接电机的另一端中心处固定设有转动轴杆，所述转动轴杆的另一端转动插接于幕布便携箱内壁中，所述幕布绕筒上绕接设有背景幕布，所述幕布便携箱底面设有开口向下的挡槽结构，所述背景幕布下端延伸至幕布便携箱挡槽结构内部并固定设有稳定板。本发明与现有技术相比的优点在于：可折叠缩小体积和方便携带。
The invention discloses a portable background screen for radio and television editing and directing, comprising a screen carrying case, a fixed support block, a rotating support block, a damping shaft, a vertical support plate, an outer support plate, a rotating rod, an extension groove, an inner support plate and a metal pad A curtain drum is arranged inside the curtain carrying case, a motor is fixed on a side wall of the curtain carrying case, the rotating end of the motor is fixedly connected with the center of one end of the curtain drum, and the curtain drum is connected A rotating shaft is fixed at the center of the other end of the motor, and the other end of the rotating shaft is rotatably inserted into the inner wall of the curtain carrying case, and a background curtain is wound around the curtain winding drum. A blocking groove structure with an opening downward is provided, and the lower end of the background curtain extends to the interior of the blocking groove structure of the curtain carrying case and is fixed with a stabilizing plate. Compared with the prior art, the present invention has the advantages that it can be folded to reduce the volume and is convenient to carry.
Description
Technical Field
The invention relates to the technical field of backdrop, in particular to a portable backdrop for programming and guiding broadcast televisions.
Background
In the process of broadcast television guide shooting, a single-color background curtain is needed to be used as a background in some areas which are difficult to realize, the content after shooting is processed again and transferred to a fixed scene through a PS means, the single-color background curtain contributes to post-processing, but the curtain needs a support for supporting, and the support and the curtain have huge volumes, are inconvenient to carry, occupy a large space and are inconvenient to store.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects and provide a portable background curtain for programming broadcast television, which can be folded, reduced in size and convenient to carry.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a portable background curtain for radio and television weaving and guiding comprises a portable curtain box, wherein two ends of the portable curtain box are respectively provided with a fixed support block and a rotary support block, the rotary support block is connected with the portable curtain box through a damping rotary shaft, vertical support plates are fixedly arranged at the front edge and the rear edge of one side, away from the portable curtain box, of the lower end of the fixed support block and the upper end of the rotary support block, an outer support plate is arranged between the vertical support plates, rotary rods are fixedly arranged at the positions, between the vertical support plates, of the front end and the rear end of the outer support plate, the other end, connected with the outer support plate, of the rotary rods is rotatably inserted into the vertical support plates, an extension groove is arranged at one side, away from the vertical support plates, of the inner support plate is inserted into the extension groove, the other end, inserted into the extension groove, extends to the upper lower side of the fixed support block and the rotary support block and is fixedly provided with a metal backing plate, a curtain winding tube is arranged inside the portable curtain box, the curtain portable box is characterized in that a motor is fixedly arranged on one side wall of the inner portion of the curtain portable box, the rotating end of the motor is fixedly connected with the curtain around the center of one end of a cylinder, a rotating shaft rod is fixedly arranged at the center of the other end of the curtain, which is connected with the motor, of the cylinder, the other end of the rotating shaft rod is rotatably inserted into the inner wall of the curtain portable box, a background curtain is arranged around the cylinder in a winding manner, a baffle groove structure with a downward opening is arranged on the bottom surface of the curtain portable box, and the lower end of the background curtain extends to the inner portion of the baffle groove structure of the curtain portable box and is fixedly provided with a stabilizing plate.
Compared with the prior art, the invention has the advantages that: compared with the prior art, the curtain folding device has the advantages that the inner supporting plate is arranged inside the outer supporting plate, so that the overall height of the curtain can be conveniently adjusted, the curtain folding device can be contracted and folded to reduce the volume of the curtain carrying box, the whole outer supporting plate can be rotatably folded to the upper end and the lower end of the curtain carrying box, the volume of the device is further reduced, the curtain is wound inside the curtain carrying box through the curtain winding barrel, the overall volume is greatly reduced, and the curtain folding device is convenient to carry and store.
As an improvement, a control cavity is arranged on the front side of one end, far away from the metal base plate, of the inner support plate, a compression spring is arranged in the control cavity, a baffle is fixedly arranged at the front end of the compression spring, a clamping column is fixedly arranged at the center of the front end of the baffle, a plurality of clamping holes which are uniformly distributed are formed in the position, located at the front end of the extension groove, of the outer support plate, and the front end of the clamping column extends to the inside of the clamping holes.
As the improvement, fixed piece and the inside one end of keeping away from the curtain portable box of a piece of rotation all are equipped with the fixed slot that the cooperation metal backing plate used, the fixed piece of inhaling that is equipped with the cooperation metal backing plate and uses of fixed slot inside fixing.
As the improvement, the fixed piece of propping up and the rotation piece of propping up are kept away from the one end of each other and are all fixed the outside limiting plate that is equipped with the outer extension board of cooperation and use, the fixed piece of propping up all is equipped with the spacing groove that the opening is towards the outer extension board with the inside one end of being close to the curtain portable box of a rotation piece, the fixed promotion spring that is equipped with of spacing inslot portion, the fixed spacing push pedal that is equipped with of one end that is close to the outer extension board of promotion spring, the fixed direction slider that is equipped with of one end that is kept away from the curtain portable box of spacing push pedal, the inside guide chute that is equipped with the cooperation direction slider and uses of spacing groove lateral wall.
As the improvement, the other end four corners department that outside limiting plate connects fixed piece all is equipped with the universal wheel, the fixed position in the middle of the outside rear end of curtain suitcase is equipped with and carries the grab handle.
Drawings
Fig. 1 is a schematic structural diagram of a portable backdrop for broadcasting and television programming according to the present invention.
Fig. 2 is a top cross-sectional view of a portable backdrop for broadcast television programming in accordance with the present invention.
As shown in the figure: 1. the curtain portable box comprises a curtain portable box body, 2, a fixed support block, 3, a rotating support block, 4, a vertical support plate, 5, an outer support plate, 6, a rotating rod, 7, an extension groove, 8, an inner support plate, 9, a metal base plate, 10, a curtain winding drum, 11, a motor, 12, a rotating shaft rod, 13, a background curtain, 14, a stabilizing plate, 15, a control cavity, 16, a compression spring, 17, a baffle plate, 18, a clamping column, 19, a clamping hole, 20, a fixing groove, 21, a magnetic suction block, 22, a universal wheel, 23, a carrying handle, 24, an external limiting plate, 25, a limiting groove, 26, a pushing spring, 27, a limiting push plate, 28, a guiding slide block, 29, a guiding slide groove, 30 and a damping rotating shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawing 1, a portable background curtain for radio and television weaving and guiding comprises a portable curtain case 1, wherein two ends of the portable curtain case 1 are respectively provided with a fixed support block 2 and a rotary support block 3, the rotary support block 3 is connected with the portable curtain case 1 through a damping rotating shaft 30, the front edge and the rear edge of one side of the lower end of the fixed support block 2 and the upper end of the rotary support block 3, which are far away from the portable curtain case 1, are respectively fixedly provided with a vertical support plate 4, an outer support plate 5 is arranged between the vertical support plates 4, a rotating rod 6 is fixedly arranged at the position of the front end and the rear end of the outer support plate 5, the rotating rod 6 is connected with the other end of the outer support plate 5, is rotatably inserted in the vertical support plate 4, one side of the inner support plate 5, which is far away from the vertical support plate 4, an inner support plate 8 is inserted in the extension groove 7, the other end of the inner support plate 8 is extended to the upper lower side of the fixed support block 2 and the rotary support block 3 and is fixedly provided with a metal backing plate 9, the inside curtain that is equipped with of curtain portable box 1 winds a section of thick bamboo 10, the fixed motor 11 that is equipped with on a lateral wall in the inside of curtain portable box 1, motor 11 rotates the end and winds a section of thick bamboo 10 one end center department fixed connection with the curtain, the curtain is connected the fixed rotation axostylus axostyle 12 that is equipped with of other end center department of motor 11 around a section of thick bamboo 10, the other end of rotation axostylus axostyle 12 rotates and pegs graft in the inside wall of curtain portable box 1, the curtain is equipped with background curtain 13 around the winding on a section of thick bamboo 10, curtain portable box 1 bottom surface is equipped with the downward groove structure that keeps off of opening, background curtain 13 lower extreme extends to the inside and fixed stabilizer plate 14 that is equipped with of curtain portable box 1 groove structure.
The inner support plate 8 is characterized in that a control cavity 15 is arranged on the front side of one end far away from the metal backing plate 9, a compression spring 16 is arranged in the control cavity 15, a baffle 17 is fixedly arranged at the front end of the compression spring 16, a clamping column 18 is fixedly arranged at the center of the front end of the baffle 17, a plurality of clamping holes 19 which are uniformly distributed are formed in the position, located at the front end of the extension groove 7, of the outer support plate 5, and the front end of the clamping column 18 extends to the inside of the clamping hole 19.
Fixed piece 2 and the inside one end of keeping away from curtain portable case 1 of rotating 3 pieces all are equipped with the fixed slot 20 that cooperation metal backing plate 9 used, the fixed piece 21 of inhaling that is equipped with cooperation metal backing plate 9 and uses of fixed slot 20 inside fixed.
The fixed outside limiting plate 24 that 5 uses of extension board 5 that is equipped with the cooperation is all fixed to the one end that 3 mutual keeping away from of a piece are supported to fixed 2 and rotation, the fixed one end that 3 inside being close to of a piece all is equipped with the spacing groove 25 that the opening faces outside extension board 5 with the rotation, spacing groove 25 is inside to be fixed to be equipped with and promotes spring 26, it is close to the fixed spacing push pedal 27 that is equipped with of one end of outer extension board 5 to promote spring 26, the fixed direction slider 28 that is equipped with of one end that the portable case 1 of curtain was kept away from to spacing push pedal 27, the inside direction spout 29 that is equipped with cooperation direction slider 28 and uses of spacing groove 25 lateral wall.
The other end four corners department that fixed prop up piece 2 is connected to outside limiting plate 24 all is equipped with universal wheel 22, the fixed position in the middle of the outside rear end of curtain portable box 1 is equipped with carries grab handle 23.
In the specific implementation of the invention, the metal backing plate 9 is pulled, the connection between the metal backing plate 9 and the magnetic absorption block 21 is separated, then the outer support plate 5 is rotated, the clamping column 18 is pressed, the clamping column 18 is separated from the clamping hole 19, the position of the inner support plate 8 in the outer support plate 5 can be adjusted, further the height of the whole device is changed, after the height adjustment is finished, the whole outer support plate 5 is rotated by 90 degrees, under the action of the rebounding force of the pushing spring 26, the limiting push plate 27 is pushed out, the outer support plate 5 is clamped by matching with the outer limiting plate 24, the random rotation of the outer support plate 5 is avoided, then the rotating support block 3 is rotated by 180 degrees through the control of the damping rotating shaft 30, the outer support plates 5 at two sides can be moved to the same direction, then the screen portable box 1 is supported, the motor 11 is started, the background screen 13 is discharged, the influence of the weight of the stabilizing plate 14 is avoided, the background screen 13 is prevented from shaking, and the use of the device can be finished, when carrying, moving or storing is needed, the operations are reversed, and the universal wheels 22 and the carrying grab handles 23 are matched to move the device.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a broadcast and television is compiled and is led with portable background curtain, includes curtain portable box (1), curtain portable box (1) both ends are equipped with fixed piece (2) and rotation piece (3) respectively, rotate and prop up between piece (3) and curtain portable box (1) and connect its characterized in that through being equipped with damping pivot (30): the lower end of the fixed supporting block (2) and the front and rear edges of one side, far away from the curtain portable box (1), of the upper end of the rotating supporting block (3) are fixedly provided with vertical supporting plates (4), an outer supporting plate (5) is arranged between the vertical supporting plates (4), the front and rear ends of the outer supporting plate (5) are fixedly provided with rotating rods (6) at positions between the vertical supporting plates (4), the rotating rods (6) are connected with the other end of the outer supporting plate (5) and rotatably inserted in the vertical supporting plates (4), one side, far away from the vertical supporting plates (4), of the inner supporting plate (5) is provided with an extending groove (7), an inner supporting plate (8) is inserted in the extending groove (7), the other end of the inner supporting plate (8) extends to the upper and lower sides of the fixed supporting block (2) and the rotating supporting block (3) and is fixedly provided with a metal backing plate (9), a curtain winding tube (10) is arranged in the curtain portable box (1), the curtain is characterized in that a motor (11) is fixedly arranged on one side wall inside the curtain portable box (1), the motor (11) rotates to be fixedly connected with the curtain around the center of one end of a cylinder (10), a rotating shaft rod (12) is fixedly arranged at the center of the other end of the curtain around the cylinder (10) and connected with the motor (11), the other end of the rotating shaft rod (12) rotates to be inserted into the inner wall of the curtain portable box (1), a background curtain (13) is arranged on the curtain around the cylinder (10) in a winding mode, a blocking groove structure with a downward opening is arranged on the bottom surface of the curtain portable box (1), and a stabilizing plate (14) is fixedly arranged at the lower end of the background curtain (13) and extends to the inside of the blocking groove structure of the curtain portable box (1).
2. A portable backdrop for broadcast television programming according to claim 1, wherein: interior extension board (8) inside one end front side of keeping away from metal backing plate (9) is equipped with control chamber (15), control chamber (15) inside is equipped with compression spring (16), compression spring (16) front end is fixed and is equipped with baffle (17), baffle (17) front end center department is fixed and is equipped with card post (18), the position that lies in extension groove (7) front end on outer extension board (5) is equipped with a plurality of evenly distributed's card hole (19), card post (18) front end extends to inside calorie hole (19).
3. A portable backdrop for broadcast television programming according to claim 1, wherein: fixed piece (2) and the inside one end of keeping away from curtain portable case (1) of rotating piece (3) all are equipped with fixed slot (20) that cooperation metal backing plate (9) used, fixed slot (20) inside fixed magnetism piece (21) of inhaling that are equipped with cooperation metal backing plate (9) and use.
4. A portable backdrop for broadcast television programming according to claim 1, wherein: fixed piece (2) and the one end of rotating a piece (3) and keeping away from each other all fix outside limiting plate (24) that are equipped with cooperation outer extension board (5) and use, fixed piece (2) and the one end of rotating a piece (3) inside being close to curtain portable box (1) all are equipped with spacing groove (25) that the opening is towards outer extension board (5), spacing groove (25) inside is fixed and is equipped with push spring (26), the one end that push spring (26) are close to outer extension board (5) is fixed and is equipped with spacing push pedal (27), the one end that curtain portable box (1) was kept away from in spacing push pedal (27) is fixed and is equipped with direction slider (28), inside direction spout (29) that are equipped with cooperation direction slider (28) and use of spacing groove (25) lateral wall.
5. The portable backdrop for broadcast television programming as defined in claim 4, wherein: the other end four corners department that fixed prop up piece (2) is connected in outside limiting plate (24) all is equipped with universal wheel (22), the fixed position in the middle of curtain portable box (1) outside rear end is equipped with carries grab handle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110508366.XA CN113296332B (en) | 2021-05-11 | 2021-05-11 | A portable background curtain for radio and television director |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110508366.XA CN113296332B (en) | 2021-05-11 | 2021-05-11 | A portable background curtain for radio and television director |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113296332A true CN113296332A (en) | 2021-08-24 |
| CN113296332B CN113296332B (en) | 2022-11-22 |
Family
ID=77321239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110508366.XA Expired - Fee Related CN113296332B (en) | 2021-05-11 | 2021-05-11 | A portable background curtain for radio and television director |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113296332B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113296332B (en) | 2022-11-22 |
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