CN115468070A

CN115468070A - Angle-adjustable connecting device

Info

Publication number: CN115468070A
Application number: CN202211079657.2A
Authority: CN
Inventors: 赖荣; 郭荣传; 刘海洋; 石建功; 卢毅; 林壹贵
Original assignee: Shenzhen Mary Photoelectricity Co ltd
Current assignee: Shenzhen Mary Photoelectricity Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-12-13

Abstract

The invention discloses an angle-adjustable connecting device, which comprises a left blade assembly, a driving assembly, a driven driving assembly and a right blade assembly, wherein the driving assembly comprises a bearing piece, a rotating piece and a driving gear piece; the driven driving assembly comprises a driven gear piece and a driven shaft piece, and the driven gear piece is sleeved on the driven shaft piece and is connected with the driving gear piece; and the right blade assembly is connected with the output end of the driven shaft. This application drives driven gear spare through setting up initiative gear spare and rotates to drive right vane subassembly and rotate, with the angle of contained angle between adjustment left vane subassembly and the right vane subassembly, thereby the contained angle of adjustment adjacent LED curved surface screen, when being convenient for the use of LED curved surface screen, still need not the connecting device of customization different angles, size, the cost is reduced.

Description

Angle-adjustable connecting device

Technical Field

The invention relates to the technical field of LED display screens, in particular to an angle-adjustable connecting device.

Background

With the development of economy and the progress of science and technology, the LED display technology can be rapidly developed, the application of the LED display screen is more and more extensive, the installation environment of the LED display screen is more and more complex, people pursue visual effects more and more, and especially immersive visual experience is achieved, such as a curved screen for electronic contest games, an immersive studio, a conference screen of a conference room, and an outdoor advertising screen with an outer arc in a 3D effect. However, because the size of the LED box body is different, the display effect of the LED curved screen spliced by the same included angle is different, so that different display screens need to be spliced by specially customizing different splicing pieces, and if the user wants to replace other angles, the user needs to replace a new connecting device, thereby not only bringing great trouble to the user, but also increasing the use cost of people.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a connecting device with an adjustable angle.

The invention discloses a connecting device with adjustable angle, which comprises:

a left blade assembly;

the driving component comprises a bearing component, a rotating component and a driving gear component, the bearing component is connected with the left blade component, the rotating component and the driving gear component are arranged in the bearing component, the driving gear component is sleeved on the rotating component, and the driving gear component is exposed out of the bearing component;

the driven driving assembly comprises a driven gear part and a driven shaft part, and the driven gear part is sleeved on the driven shaft part and is connected with the driving gear part; and

and the right blade assembly is connected with the output end of the driven shaft.

According to an embodiment of the present invention, the rotating member includes a rotating portion and a rotating shaft, the rotating portion is connected to the rotating shaft, and the driving gear is sleeved on the rotating shaft.

According to an embodiment of the present invention, the driving assembly further includes a stopping member, wherein the stopping member is sleeved on the rotating member; the retainer comprises a limiting part, a reset elastic part and a stopping part, the rotating part, the limiting part, the reset elastic part and the stopping part are sequentially arranged from top to bottom, the limiting end of the limiting part extends into the stopping part, the stopping part is connected with the bearing part, and the stopping end of the stopping part is abutted to the rotating shaft.

According to one embodiment of the invention, the limiting part comprises a pressing block and a limiting block, one surface of the pressing block is abutted against the rotating part, and the other surface of the pressing block is connected with one end of the limiting block; the stop part is provided with a limit groove, and the other end of the limit block extends into the limit groove.

According to an embodiment of the present invention, the stopping portion further includes a stopping bearing seat, a stopping block and a stopping spring, the stopping bearing seat is sleeved on the rotating shaft, the stopping block is disposed on the stopping bearing seat, one end of the stopping spring abuts against the stopping block, the other end of the stopping spring abuts against the bearing member, and the limiting groove penetrates through the stopping bearing seat and the stopping block; the rotating shaft is provided with insections, and the stop end of the stop block is abutted to the insections.

According to an embodiment of the present invention, the rotating part further includes a rotor and a bearing, and the bearing is disposed between the rotor and the stopper.

According to an embodiment of the present invention, the left blade assembly includes a left blade and a first connecting member, the first connecting member is connected to the left blade and sleeved on the supporting member; the left blade piece is provided with a plurality of first connecting holes.

According to an embodiment of the present invention, the right blade assembly includes a right blade and a second connecting member, one side of the second connecting member is connected to the right blade, the other side of the second connecting member is connected to the driven shaft, and the right blade is provided with a plurality of second connecting holes.

According to an embodiment of the present invention, the first connecting member is provided with a pointing portion, and the second connecting member is provided with a scale portion, wherein the pointing portion is adjacent to the scale portion.

According to an embodiment of the present invention, the driven shaft member includes a driven shaft and a fixed shaft, the driven shaft member is sleeved with the driven gear member, one end of the driven shaft is connected to the right vane member, the other end of the driven shaft is respectively abutted against the right vane member and the fixed shaft, and the fixed shaft is disposed on the right vane member.

The beneficial effect of this application lies in: the driving gear part is arranged to drive the driven gear part to rotate, so that the right blade component is driven to rotate, the included angle between the left blade component and the right blade component is adjusted, the included angle of the adjacent LED curved screen is adjusted without changing the connecting device, the included angle of the adjacent LED curved screen can be adjusted without changing the connecting device, the LED curved screen is convenient to use, meanwhile, the connecting device with different angles and sizes is not required to be customized, and the cost is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of an angle-adjustable connecting device according to an embodiment;

FIG. 2 is an exploded view of an adjustable angle connection in an embodiment;

FIG. 3 is a reference diagram illustrating the use status of the angle-adjustable connecting device in the embodiment;

FIG. 4 is a schematic structural diagram of a left blade assembly and a carrier in an embodiment;

FIG. 5 is a schematic structural diagram of a driving drive assembly and a driven drive assembly in an embodiment;

FIG. 6 is a cross-sectional view of an embodiment of an active drive assembly;

fig. 7 is a partial structural schematic diagram of an active driving assembly according to an embodiment.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details should not be taken to limit the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators in the embodiments of the present invention, such as up, down, left, right, front, and back, 8230, are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

referring to fig. 1-3, fig. 1 is a schematic structural diagram of an angle-adjustable connecting device in an embodiment, fig. 2 is an exploded view of the angle-adjustable connecting device in the embodiment, and fig. 3 is a reference diagram of a use state of the angle-adjustable connecting device in the embodiment. The connecting device capable of adjusting the angle in the embodiment comprises a left blade assembly 1, a driving assembly 2, a driven driving assembly 3 and a right blade assembly 4, wherein the driving assembly 2 comprises a bearing part 21, a rotating part 22 and a driving gear part 23, the bearing part 21 is connected with the left blade assembly 1, the rotating part 22 and the driving gear part 23 are arranged in the bearing part 21, the driving gear part 23 is sleeved on the rotating part 22, and the driving gear part 23 is exposed out of the bearing part 21; the driven driving assembly 3 comprises a driven gear part 31 and a driven shaft part 32, wherein the driven gear part 31 is sleeved on the driven shaft part 32 and is connected with the driving gear part 23; the right vane assembly 4 is connected to the output of the driven shaft 32.

Drive driven gear spare 32 through setting up driving gear spare 23 and rotate to drive right blade subassembly 2 and rotate, with the angle of contained angle between adjustment left blade subassembly 1 and the right blade subassembly 4, thereby the contained angle of adjustment adjacent LED curved surface screen, need not to change the contained angle that connecting device just can adjust adjacent LED curved surface screen, when being convenient for the use of LED curved surface screen, still need not the connecting device of customization different angles, size, the cost is reduced.

The left blade assembly 1 includes a left blade 11 and a first connecting member 12, the first connecting member 12 is connected to the left blade 11 and sleeved at two ends of the supporting member 21. Be equipped with a plurality of first connecting holes 111 on the blade spare 11 of a left side for in the in-service use process, can select different first connecting holes 111 according to the position that sets up of the LED display screen rear mounting hole site of difference, make connecting device can be general in different LED display screens, need not to come the connecting device of customization different first connecting holes 111 according to the position of the mounting hole behind the LED display screen, the cost is reduced. In the present embodiment, the number of the first connection holes 111 is 6, and the longitudinal section thereof is racetrack-shaped, so that the connection device can be universally used for LED display screens with different sizes and different bending angles.

The right blade assembly 4 includes a right blade 41 and a second connecting member 42, one side of the second connecting member 42 is connected to the right blade 41, and the other side is connected to the driven shaft 32, and the second connecting member is sleeved on the bearing member 21 and connected to the inner side of the first connecting member 12. The right blade piece 41 is provided with the second connecting holes 411, so that in the actual use process, different second connecting holes 411 can be selected according to the setting positions of the rear mounting hole positions of different LED display screens, the connecting device can be used for different LED display screens, the connecting device of different second connecting holes 411 does not need to be customized according to the positions of the mounting holes behind the LED display screens, and the cost is reduced. In this embodiment, the number of the second connection holes 411 is 6, and the longitudinal section thereof is racetrack-shaped, so that the connection device can be universally used for LED display screens with different sizes and different bending angles.

The first connecting member 12 is provided with a pointing portion 121, the second connecting member 42 is provided with a scale portion 421, and the pointing portion 121 is adjacent to the scale portion 421. By arranging the pointing portion 121 and the calibration portion 421, the angle of the included angle between the left blade assembly 1 and the right blade assembly 4 can be directly observed, so that the angle can be directly adjusted to a required angle when the device is used. In this embodiment, the included angle between the left blade assembly 1 and the right blade assembly 4 can be adjusted between-25 ° and 25 °.

Referring to fig. 1-4, fig. 4 is a schematic structural view of a left blade assembly and a carrier in an embodiment. Left blade subassembly 1 is still including connecting plate 13, connect plate 13 and locate the one end of first connecting piece 12, and through screw and first connecting piece 12 fixed connection, it is equipped with first octagon holding tank 131 to connect plate 13 towards the one side of first connecting piece 12, first connecting piece 12 is equipped with second octagon holding tank 122 with the one side that is connected plate 13 is relative, the both ends that hold carrier 21 are octagon structure, and the octagon structure that holds carrier 21's both ends stretches into respectively in first octagon holding tank 131 and first octagon holding tank 131, when making left blade subassembly 1 and right blade subassembly 4 be in fixed state, even the connecting device receives external force, also difficult emergence is rotated.

Referring to fig. 1-7, fig. 5 is a schematic structural view of a driving assembly and a driven driving assembly in an embodiment, fig. 6 is a sectional view of the driving assembly in the embodiment, and fig. 7 is a partial schematic structural view of the driving assembly in the embodiment. The rotating member 22 includes a rotating portion 221 and a rotating shaft 222, the rotating portion 221 is connected to the rotating shaft 222, and the driving gear 23 is sleeved on the rotating shaft 222. By means of the tool rotating the rotating part 221, the rotating part 221 rotates to drive the rotating shaft 222 to rotate, the rotating shaft 222 rotates to drive the driving gear part 23 to rotate, the driving gear part 23 rotates to drive the driven gear part 32 to rotate, and therefore the right blade assembly 2 is driven to rotate, and the angle of the included angle between the left blade assembly 1 and the right blade assembly 4 is adjusted.

The driving assembly 2 further includes a stopping member 24, and the stopping member 24 is disposed on the rotating member 22. The stopper 24 includes a limiting portion 241, a restoring elastic portion 242, and a stopping portion 243, the rotating portion 221, the limiting portion 241, the restoring elastic portion 242, and the stopping portion 243 are sequentially disposed from top to bottom, a limiting end of the limiting portion 241 extends into the stopping portion 243, the stopping portion 243 is connected to the carrier 21, and a stopping end thereof abuts against the rotating shaft 222. By providing the elastic reset portion 242, when the position-limiting portion 241 is not pressed by an external force, the position-limiting end of the position-limiting portion 241 is always located in the stopping portion 243.

The stopper portion 241 includes a pressing block 2411 and a stopper 2412, one surface of the pressing block 2411 abuts against the rotating portion 221, and the other surface is connected to one end of the stopper 2412. The stopping portion 243 is provided with a limit groove 2431, and the other end of the limit block 2412 extends into the limit groove 2431. In this embodiment, the pressing block 2411 is a circular ring, the number of the limit blocks 2412 is two, and the two limit blocks 2412 are oppositely disposed on the same side of the pressing block 2411. The rotation of the rotating shaft 222 is limited by the matching of the limiting block 2412 and the limiting groove 2431, so that the connecting device is fixed at a desired included angle.

The stopping portion 243 further includes a stopping bearing seat 2432, a stopping block 2433 and a stopping spring 2434, the stopping bearing seat 2432 is sleeved on the rotating shaft 222, the stopping block 2433 is movably disposed on the stopping bearing seat 2432, one end of the stopping spring 2434 abuts against the stopping block 2433, the other end abuts against the bearing member 21, and the limiting groove 2431 penetrates through the stopping bearing seat 2432 and the stopping block 2433. The rotating shaft 222 is provided with teeth 2221, and the stop end of the stop block 2433 abuts against the teeth 2221. The limit groove 2431 always limits the rotation of the limit portion 241, and prevents the limit portion 241 from rotating along with the rotation portion 221. One end of the limiting block 2412 extending into the limiting groove 2431 is provided with a protrusion 2413, and the rotation of the stopping block 2433 is limited by the protrusion 2413. By providing the insections 2221 and the protrusions 2413, the stopping end of the stopper 2433 abuts in the insections 2221, thereby restricting the rotation of the rotation shaft 222. When the stopper 2433 is rotated by the teeth 2221, the stopper 2433 compresses the stopper spring 2434 in a rotation direction when rotated, and when rotated to a predetermined angle, the rotation shaft 222 stops rotating, and the stopper 2433 is restored by the elastic force of the stopper spring 2434. In this embodiment, the number of the stop blocks 2433 is two, two stop blocks 2433 are oppositely disposed on two sides of the stop bearing seat 2432, two stop springs 2434 are disposed on each stop block 2433, and the two stop springs 2434 are respectively disposed at two ends of one side of the stop block 2433 facing the carrier 21, so that the spring on each stop block 2433 is compressed no matter whether the stop block 2433 rotates clockwise or counterclockwise.

The rotating portion 221 further includes a head 2211 and a bearing 2212, and the bearing 2212 is disposed between the head 2211 and the pressing block 2411. One end of the rotating portion 221 is exposed from the supporting member 21, and the other end is movably connected to the rotating shaft 222, in this embodiment, one end of the rotating portion 221 exposed from the supporting member 21 is a hexagonal head, and the connecting device is convenient to maintain and assemble by providing the hexagonal head. By providing the bearing 2212, the rotating head 2211 does not drive the pressing block 2411 to rotate when rotating, and the pressing block 2411 is prevented from rotating to affect the stopping part 24.

When the connecting device is rotated, the rotating head 2211 is pressed downwards by an external tool, such as a hexagonal wrench, so that the limiting portion 241 and the return elastic portion 242 are pushed to move downwards, the protrusion 2413 is no longer located in the limiting groove 2431, at this time, the protrusion 2413 no longer limits the rotation of the stop block 2433, then the hexagonal wrench is rotated to drive the rotating head 2211 and the rotating shaft 222 to rotate, the rotating shaft 222 rotates to drive the driving gear to rotate, the driven gear 23 drives the driven gear 32 to rotate, so as to drive the right blade assembly 2 to rotate, so as to adjust the angle of the included angle between the left blade assembly 1 and the right blade assembly 4, during the rotation of the rotating shaft 222, the stop block 2433 is driven to rotate by the tooth pattern 2221, the stop block 2434 compresses the stop spring 2434 along the rotation direction when the stop block 2433 rotates to a preset angle, when the rotating shaft 222 stops rotating, the stop block 2433 is reset under the elastic force of the stop spring 34, the hexagonal wrench is loosened, the limiting portion 241 returns to the original position under the rebound effect of the protrusion 2413, at this time, the rotation of the stop portion is limited, so as to fix the rotation of the connecting device on the rotating shaft 222, which needs to be fixed. Drive driven gear spare 32 through setting up driving gear spare 23 and rotate, thereby it rotates to drive right blade subassembly 2, with the angle of contained angle between adjustment left blade subassembly 1 and the right blade subassembly 4, simultaneously through the cooperation of stop block 2433 and insection 2221, make connecting device can stop fixing at arbitrary angle, thereby adjust the contained angle of adjacent LED curved surface screen, need not to change the contained angle that connecting device just can adjust adjacent LED curved surface screen, when being convenient for the use of LED curved surface screen, still need not the different angles of customization, the connecting device of size, the cost is reduced.

Driven shaft part 32 includes driven shaft 321 and fixed axle 322, and driven shaft 321 is located to driven gear part 31 cover, and the one end and the second connecting piece 42 of driven shaft 321 are connected, the other end respectively with second connecting piece 42 and fixed axle 322 butt, right blade subassembly 4 is located to fixed axle 322. One end of the driven shaft part 32 is fixed on the second connecting part 42 through the fixing shaft 322, so that one end of the driven shaft 321 can be fixed firstly when the driven shaft is installed, and the other end of the driven shaft 321 is fixed through the fixing shaft 322 after being installed at a preset position, so that the installation of the driven shaft 321 is facilitated.

To sum up: but angle regulation's connecting device in this application, drive driven gear spare through setting up initiative gear spare and rotate, thereby drive right vane subassembly and rotate, with the angle of contained angle between adjustment left vane subassembly and the right vane subassembly, simultaneously through the cooperation of stop block and insection, make connecting device can stop fixing at arbitrary angle, thereby adjust the contained angle of adjacent LED curved surface screen, need not to change the contained angle that connecting device just can adjust adjacent LED curved surface screen, when being convenient for the use of LED curved surface screen, still need not to customize different angles, the connecting device of size, the cost is reduced.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An angularly adjustable connection device, comprising:

a left blade assembly (1);

the driving assembly (2) comprises a bearing piece (21), a rotating piece (22) and a driving gear piece (23), the bearing piece (21) is connected with the left blade assembly (1), the rotating piece (22) and the driving gear piece (23) are arranged in the bearing piece (21), the driving gear piece (23) is sleeved on the rotating piece (22), and the driving gear piece (23) is exposed in the bearing piece (21);

the driven driving assembly (3) comprises a driven gear piece (31) and a driven shaft piece (32), wherein the driven gear piece (31) is sleeved on the driven shaft piece (32) and is connected with the driving gear piece (23); and

a right blade assembly (4) connected with the output end of the driven shaft (32).

2. The connecting device with adjustable angle of claim 1, wherein the rotating member (22) comprises a rotating portion (221) and a rotating shaft (222), the rotating portion (221) is connected with the rotating shaft (222), and the driving gear member (23) is sleeved on the rotating shaft (222).

3. The adjustable angle connection of claim 2, wherein the active driving assembly (2) further comprises a stop member (24), the stop member (24) is sleeved on the rotating member (22); stopper (24) include spacing portion (241), elastic component resets (242) and stop portion (243), rotation portion (221) spacing portion (241), elastic component resets (242) and stop portion (243) sets gradually from top to bottom, the spacing end of spacing portion (241) stretches into stop portion (243), stop portion (243) with it is connected to hold carrier (21), and its stop end with pivot (222) butt.

4. The connecting device with adjustable angle of claim 3, wherein the limiting part (241) comprises a pressing block (2411) and a limiting block (2412), one surface of the pressing block (2411) is abutted against the rotating part (221), and the other surface is connected with one end of the limiting block (2412); a limiting groove (2431) is formed in the stopping part (243), and the other end of the limiting block (2412) extends into the limiting groove (2431).

5. The angle-adjustable connecting device according to claim 4, wherein the stopping portion (243) further comprises a stop bearing seat (2432), a stop block (2433) and a stop spring (2434), the stop bearing seat (2432) is sleeved on the rotating shaft (222), the stop block (2433) is arranged on the stop bearing seat (2432), one end of the stop spring (2434) abuts against the stop block (2433) and the other end abuts against the carrier (21), and the limit groove (2431) penetrates through the stop bearing seat (2432) and the stop block (2433); the rotating shaft (222) is provided with teeth (2221), and the stop end of the stop block (2433) is abutted against the teeth (2221).

6. The adjustable angle connection of claim 3, wherein the rotating part (221) further comprises a head (2211) and a bearing (2212), the bearing (2212) being disposed between the head (2211) and the stop (24).

7. The adjustable angle connecting device according to claim 1, characterized in that the left blade assembly (1) comprises a left blade member (11) and a first connecting member (12), the first connecting member (12) is connected with the left blade member (11) and sleeved on the bearing member (21); the left blade piece (11) is provided with a plurality of first connecting holes (111).

8. The angle-adjustable connecting device according to claim 7, wherein the right blade assembly (4) comprises a right blade member (41) and a second connecting member (42), the second connecting member (42) is connected to the right blade member (41) at one side and the driven shaft member (32) at the other side, and a plurality of second connecting holes (411) are formed in the right blade member (41).

9. The adjustable angle connection of claim 8, wherein the first connection member (12) is provided with a pointing portion (121), the second connection member (42) is provided with a scale portion (421), and the pointing portion (121) is adjacent to the scale portion (421).

10. The connecting device with adjustable angle of claim 1, characterized in that the driven shaft member (32) comprises a driven shaft (321) and a fixed shaft (322), the driven gear member (31) is sleeved on the driven shaft (321), one end of the driven shaft (321) is connected with the right blade assembly (4), the other end of the driven shaft (321) is respectively abutted against the right blade assembly (4) and the fixed shaft (322), and the fixed shaft (322) is arranged on the right blade assembly (4).