CN214306239U - LED screen rotating device - Google Patents
LED screen rotating device Download PDFInfo
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- CN214306239U CN214306239U CN202120531665.0U CN202120531665U CN214306239U CN 214306239 U CN214306239 U CN 214306239U CN 202120531665 U CN202120531665 U CN 202120531665U CN 214306239 U CN214306239 U CN 214306239U
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Abstract
The utility model relates to a LED screen rotary device relates to display screen support field for the stage, has solved the technical problem that the display screen was adjusted and is wasted time and energy, and its technical scheme is: the utility model provides a LED screen rotary device, includes inlays base, the vertical branch of rotating the connection on the base of establishing in the stage, and the fixed fixing base that sets up in the back of display screen, fixing base and branch fixed connection are fixed to be equipped with on the display screen and are used for the restriction the pivoted locking Assembly of branch. The utility model discloses have the effect of being convenient for adjust the display screen position.
Description
Technical Field
The utility model relates to a display screen support field for the stage, more specifically say, it relates to a LED screen rotary device.
Background
The performance refers to the literary and artistic performance activities which are performed by performance units or individuals in specific environments at specific time, and the operas, dances, artists, acrobatics and the like are performed in front of audiences. The performance has outdoor performance and indoor performance, and the performance in-process need use the stage, and to the stage, because the number of people at scene is more, the place is great, leads to the unable direct viewing of people at rear to the performance condition of stage, consequently needs to use the display screen to carry out the live broadcast.
As shown in fig. 5, a top view of a stage scene, a background display screen 41 is provided on the side of the stage 4 scene away from the audience. The auxiliary display screens 42 are arranged on two sides of the background display screen 41, and the existing auxiliary display screens 42 are distributed in a splayed shape, so that more audiences can obtain a better viewing angle when watching. However, the angle between the auxiliary display 42 and the background display 41 is related to the number of viewers on site, when the number of viewers on site is small, the viewers will concentrate at the middle position, and the included angle between the auxiliary display 42 and the background display 41 will be small; when the number of viewers is large, the angle between the auxiliary display 42 and the background display 41 is larger.
The existing adjusting mode is characterized in that the auxiliary display screen stands on the stage through the support, the display screen is carried manually during adjustment, and the position of the display screen needs to be adjusted repeatedly when the stage is arranged on site.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a LED screen rotary device, its advantage is, replaces the mode of current transport to adjust the display screen through rotatory mode to labour saving and time saving more.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a LED screen rotary device, includes inlays base, the vertical branch of rotating the connection on the base of establishing in the stage, and the fixed fixing base that sets up in the back of display screen, fixing base and branch fixed connection are fixed to be equipped with on the display screen and are used for the restriction the pivoted locking Assembly of branch.
Through above-mentioned technical scheme, the base is fixed in the stage for spacing branch prevents that branch from falling down. Branch rotates to be connected on the base, and the display screen is fixed on branch, like this when the position of display screen is adjusted to needs, rotate the display screen can, after adjusting the angle, through locking Assembly, live the position fixing of display screen. The adjusting mode replaces the existing mode of repeated manual carrying, and the display screen can be adjusted to the optimal position without consuming a large amount of time and manpower.
The utility model discloses further set up to: the locking assembly comprises a tripod fixed on the back of the display screen and a limiting block fixed on the tripod, the limiting block is in contact with the upper surface of the base, a T-shaped locking rod vertically penetrates through the limiting block, a section of arc-shaped groove is formed in the upper surface of the base, the cross section of the arc-shaped groove is in a T shape, the thick end of the locking rod is connected in the arc-shaped groove in a sliding mode, and the upper end of the locking rod penetrates through the limiting block and is connected with a locking piece used for abutting the locking rod on the side wall of the arc-shaped groove.
Through above-mentioned technical scheme, when the locking lever contradicts on the lateral wall of arc wall, the locking lever will no longer remove this moment, restricts the tripod like this and removes to play the effect of latched position to the display screen. The locking piece is used for applying pretightening force to the locking rod, so that the locking rod is abutted against the side wall of the arc-shaped groove. Meanwhile, the tripod is fixed on the base through the lock rod and pulls the display screen, so that the display screen is further prevented from falling.
The utility model discloses further set up to: the locking piece comprises an eccentric wheel rotatably connected to the upper end of the locking rod and a driving rod fixed on the eccentric wheel along the radial direction of the eccentric wheel, a rotating shaft is fixedly arranged at the upper end of the locking rod along the radial direction of the locking rod, the eccentric wheel is rotatably connected to the rotating shaft in an eccentric mode, and the eccentric wheel is in contact with the upper surface of the limiting block.
Through above-mentioned technical scheme, the actuating lever is rotated, drives the eccentric wheel and rotates for the eccentric wheel is contradicted on the stopper, and then stimulates the locking lever rebound, further realizes propping the locking lever tightly the effect on the lateral wall of arc wall.
The utility model discloses further set up to: the triangular support is hinged with a pull rod, a fixing ring is fixedly arranged at the top end of the driving rod, a clamping hook is arranged at one end, close to the driving rod, of the pull rod, and when the locking rod abuts against the side wall of the arc-shaped groove, the clamping hook is hooked in the fixing ring.
Through above-mentioned technical scheme, the pull rod is used for pulling the actuating lever, prevents that the actuating lever from rotating in the effect of external force, and then loses the effect to the locking of display screen.
The utility model discloses further set up to: and a connecting rod is horizontally arranged between the two driving rods, and two ends of the connecting rod are respectively fixed on different driving rods.
Through above-mentioned technical scheme, the setting of connecting rod can drive two actuating levers simultaneously and rotate.
The utility model discloses further set up to: the rubber pad is sleeved on the lock rod and is positioned on the upper surface of the thick end of the lock rod and the step surface of the arc-shaped groove.
Through above-mentioned technical scheme, the rubber pad is used for increasing coefficient of friction, helps improving the frictional force between locking lever and the arc wall.
The utility model discloses further set up to: the base is located the one end of arc wall and is seted up the mounting groove that communicates with the arc wall, the mounting groove is greater than the butt of locking lever.
Through above-mentioned technical scheme, the mounting groove is convenient for the locking lever to take out and lay in the arc wall from the arc wall, is further convenient for change the rubber pad.
The utility model discloses further set up to: the upper surface of base is equipped with fixed cover, branch rotates to be connected in fixed cover, install the bearing in the fixed cover, branch interference fit is in the inner circle of bearing.
Through above-mentioned technical scheme, the branch of being convenient for of setting up of bearing rotates, reduces the frictional force between branch and the base.
The utility model discloses further set up to: the lower surface of display screen is equipped with hollow support bar downwards, the lower surface of support bar sets up the steel ball, the steel ball roll connection is in the support bar, the steel ball contacts with the upper surface of base.
Through above-mentioned technical scheme, the visual angle that people sat down is at 1 meter height, and the altitude ratio of stage is lower, therefore the lower extreme of display screen can be unsettled, and the setting of support bar for the lower extreme of display screen and the surface contact of base make the lower extreme of display screen not unsettled like this, reduce the power that branch received, and the steel ball is used for reducing the frictional force between display screen and the base.
To sum up, the utility model discloses following beneficial effect has:
1. the display screen can rotate, so that the rotation is convenient, and the time consumed by manual adjustment is reduced;
2. the stability of the display screen after rotation is improved due to the arrangement of the locking assembly;
3. the setting of support bar and steel ball reduces the power that branch received, improves the stability of display screen.
Drawings
Fig. 1 is a schematic structural diagram of the front surface of the display screen of the present embodiment.
Fig. 2 is a schematic structural diagram of the back surface of the display screen of the present embodiment.
Fig. 3 is a schematic structural view of the locking assembly of the present embodiment.
Fig. 4 is a schematic structural view showing the support bar and the steel ball of the present embodiment.
Fig. 5 is a top view of a prior art stage layout.
Reference numerals: 1. a base; 11. a strut; 12. a fixed seat; 13. fixing a sleeve; 2. a display screen; 21. a supporting strip; 22. steel balls; 3. a locking assembly; 31. a tripod; 32. a limiting block; 33. a lock lever; 34. an arc-shaped slot; 341. mounting grooves; 35. a locking member; 351. a rotating shaft; 352. an eccentric wheel; 353. a drive rod; 354. a fixing ring; 36. a connecting rod; 37. a pull rod; 38. a hook is clamped; 39. a rubber pad; 4. a stage; 41. a background display screen; 42. an auxiliary display screen.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): referring to fig. 1 and 2, the LED screen rotating device comprises a base 1 fixed in a stage, and a support rod 11 vertically inserted into the base 1. Branch 11 rotates to be connected on base 1, and base 1 inlays to be established in the stage, and the fixed fixing base 12 that sets up in the upper end of branch 11, display screen 2 pass through the bolt fastening on fixing base 12. When the position of the display screen 2 needs to be adjusted, the display screen 2 is rotated at the moment, so that the display screen 2 rotates around the axis of the supporting rod 11. The fixed cover 13 that sets up of upper surface of base 1, because branch 11 is longer, and the length of branch 11 is little a lot compared to the thickness of base 1 to display screen 2 is eccentric mounting on branch 11, and the eccentric serious of the atress of branch 11 leads to branch 11's position unstable like this, and the setting of fixed cover 13 increases the length to branch 11 restraint position, improves branch 11's stability. The bearing is arranged in the fixed sleeve 13, the supporting rod 11 is in interference fit with the inner ring of the bearing, and the bearing reduces the friction force applied to the supporting rod 11 in the rotating process.
Referring to fig. 2 and 4, since the stage is relatively low, the height of a straight viewing angle of a seated person is about 1 meter, so that the lower surface of the display screen 2 is at a certain height from the stage, a hollow support bar 21 is fixedly arranged downward on the lower surface of the display screen 2, the lower surface of the support bar 21 is in contact with the upper surface of the stage, a steel ball 22 is embedded in the lower surface of the support bar 21, the steel ball 22 is connected in the support bar 21 in a rolling manner, and the support bar 21 is arranged to prevent the lower end of the display screen 2 from being suspended in the air, so that the stress of the fixing seat 12 is concentrated; the steel balls 22 are arranged so that the display screen 2 can rotate more smoothly.
Referring to fig. 2 and 3, a locking assembly 3 is provided on the back of the display screen 2, and the locking assembly 3 is used to lock the position of the rotated display screen 2. The locking assembly 3 comprises two tripods 31, the tripods 31 are vertically arranged and fixedly connected to the back of the display screen 2, and the tripods 31 are symmetrically arranged on two sides of the supporting rod 11. The lower end of the tripod 31 and the end far away from the display screen 2 are fixedly provided with a limiting block 32, a lock rod 33 vertically penetrates through the limiting block 32, the base 1 is provided with two arc-shaped grooves 34 by taking the axis of the supporting rod 11 as a rotating shaft 351 and taking the center distance between the supporting rod 11 and the lock rod 33 as a radius. The cross-sectional shape of the arc-shaped groove 34 is T-shaped, the upper end of the arc-shaped groove 34 is smaller, the lower end of the arc-shaped groove is larger, the locking rod 33 is also T-shaped, and the locking rod 33 is connected in the arc-shaped groove 34 in a sliding mode. The locking rod 33 upwards passes through the limiting block 32 and is provided with a locking piece 35, and the locking piece 35 is used for upwards driving the locking rod 33, so that the thick end of the locking rod 33 is abutted on the step surface of the arc-shaped groove 34, and then the locking rod 33 is limited to move, and the tripod 31 and the display screen 2 are further limited to rotate.
Referring to fig. 2 and 3, the locking member 35 includes a rotating shaft 351 fixed on the upper end of the locking lever 33 in the radial direction of the locking lever 33, an eccentric wheel 352 eccentrically and rotatably connected to the rotating shaft 351, the rotating shaft 351 is fixed on the locking lever 33 in an interference insertion manner, a cylindrical surface of the eccentric wheel 352 contacts with an upper surface of the stopper 32, a driving lever 353 is fixedly provided on the eccentric wheel 352 in the radial direction of the eccentric wheel 352, and when the driving lever 353 rotates, the eccentric wheel 352 is driven to rotate, so that the distance between the axis of the rotating shaft 351 and the stopper 32 is different. When the distance between the rotating shaft 351 and the limiting block 32 becomes larger, the distance between the rotating shaft 351 and the limiting block 32 becomes larger at this time, the locking rod 33 is further enabled to be abutted on the step surface of the arc-shaped groove 34, and the display screen 2 is locked by increasing the friction force of the locking rod 33 in moving.
Referring to fig. 2 and 3, the connecting rod 36 is horizontally arranged between the adjacent driving rods 353, and two ends of the connecting rod 36 are respectively fixed on the different driving rods 353, so that the two driving rods 353 can be driven to rotate simultaneously by the driving rod 36, and the operation is more convenient. A pull rod 37 is hinged on the tripod 31, a clamping hook 38 is fixedly arranged at one end of the pull rod 37 far away from the tripod 31, and a fixing ring 354 is fixedly arranged at one end of the driving rod 353 far away from the eccentric wheel 352. When the driving rod 353 is rotated to make the locking rod 33 abut against the side wall of the arc-shaped groove 34, the hook 38 is just clamped in the fixing ring 354 at the moment, so that the driving rod 353 is prevented from rotating, and the limiting failure of the display screen 2 is caused.
Referring to fig. 2 and 3, the base 1 is provided with a mounting groove 341, the mounting groove 341 is larger than the locking rod 33, and the mounting groove 341 is located at one end of the arc-shaped groove 34 and is communicated with the arc-shaped groove 34. When the triangular bracket is installed, the lock rod 33 firstly passes through the limiting block 32, then the triangular bracket 31 is installed on the display screen 2, and when the triangular bracket is installed, the lock rod 33 is firstly installed in the arc-shaped groove 34. Rubber pad 39 is established to the cover on locking lever 33, and rubber pad 39 is located the butt of locking lever 33 and the step face of arc groove 34, and when locking lever 33 upwards moved, with rubber pad 39 mortgage on the lateral wall of arc groove 34, the coefficient of friction of rubber pad 39 is greater than the coefficient of friction of locking lever 33 to help improving the effect of frictional force between locking lever 33 and the arc groove 34.
The implementation principle of the embodiment is as follows: firstly, the support rod 11 is rotatably connected with the base 1, then the display screen 2 is firstly installed on the fixed seat 12, finally the locking component 3 is installed on the display screen 2, and after the position of the display screen 2 is adjusted, the position of the display screen 2 is fixed through the locking component 3.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a LED screen rotary device which characterized in that: including inlaying base (1), the vertical branch (11) of connecting on base (1) of rotating of establishing in the stage, the fixed fixing base (12) that sets up in the back of display screen (2), fixing base (12) and branch (11) fixed connection are fixed on display screen (2) and are equipped with and are used for the restriction the pivoted locking Assembly (3) of branch (11).
2. The LED screen rotating device according to claim 1, wherein: locking Assembly (3) including fixing tripod (31) at the display screen (2) back and fixing stopper (32) on tripod (31), stopper (32) and the upper surface contact of base (1), vertical locking lever (33) of wearing to be equipped with the T shape on stopper (32), one section arc wall (34) have been seted up to the upper surface of base (1), the cross-section one-tenth T of arc wall (34) appears, the butt of locking lever (33) is slided and is connected in arc wall (34), stopper (32) are passed and be connected with locking member (35) that are used for supporting locking lever (33) tightly on arc wall (34) lateral wall in the upper end of locking lever (33).
3. The LED screen rotating apparatus according to claim 2, wherein: the locking piece (35) comprises an eccentric wheel (352) rotatably connected to the upper end of the locking rod (33) and a driving rod (353) fixed on the eccentric wheel (352) along the radial direction of the eccentric wheel (352), a rotating shaft (351) is fixedly arranged at the upper end of the locking rod (33) along the radial direction of the locking rod (33), the eccentric wheel (352) is rotatably connected to the rotating shaft (351) in an eccentric mode, and the eccentric wheel (352) is in contact with the upper surface of the limiting block (32).
4. The LED screen rotating device according to claim 3, wherein: articulated on tripod (31) have pull rod (37), the fixed solid fixed ring (354) that are equipped with in top of actuating lever (353), the one end that is close to actuating lever (353) on pull rod (37) is equipped with trip (38), works as locking lever (33) support when tightly at the lateral wall of arc wall (34), trip (38) hook is in solid fixed ring (354).
5. The LED screen rotating device according to claim 3, wherein: a connecting rod (36) is horizontally arranged between the two driving rods (353), and two ends of the connecting rod (36) are respectively fixed on different driving rods (353).
6. The LED screen rotating apparatus according to claim 2, wherein: the locking rod (33) is sleeved with a rubber pad (39), and the rubber pad (39) is positioned on the upper surface of the thick end of the locking rod (33) and the step surface of the arc-shaped groove (34).
7. The LED screen rotating device according to claim 6, wherein: one end of the base (1) located on the arc-shaped groove (34) is provided with a mounting groove (341) communicated with the arc-shaped groove (34), and the mounting groove (341) is larger than the thick end of the locking rod (33).
8. The LED screen rotating device according to claim 7, wherein: the upper surface of base (1) is equipped with fixed cover (13), branch (11) rotate to be connected in fixed cover (13), install the bearing in fixed cover (13), branch (11) interference fit is in the inner circle of bearing.
9. The LED screen rotating device according to claim 1, wherein: the lower surface of display screen (2) is equipped with hollow support bar (21) downwards, the lower surface of support bar (21) sets up steel ball (22), steel ball (22) roll connection is in support bar (21), steel ball (22) and the upper surface contact of base (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120531665.0U CN214306239U (en) | 2021-03-13 | 2021-03-13 | LED screen rotating device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120531665.0U CN214306239U (en) | 2021-03-13 | 2021-03-13 | LED screen rotating device |
Publications (1)
Publication Number | Publication Date |
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CN214306239U true CN214306239U (en) | 2021-09-28 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202120531665.0U Active CN214306239U (en) | 2021-03-13 | 2021-03-13 | LED screen rotating device |
Country Status (1)
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CN (1) | CN214306239U (en) |
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2021
- 2021-03-13 CN CN202120531665.0U patent/CN214306239U/en active Active
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