Adjustable outdoor display screen fixing device

Abstract

The utility model relates to the technical field of display screen installation and adjustment, and particularly discloses an adjustable outdoor display screen fixing device which comprises a base and a display screen body, a rotating disc is rotationally connected to the base, a first telescopic air cylinder is connected to the rotating disc, the power end of the first telescopic air cylinder is connected with a connecting base, and the power end of the connecting base is connected with a second telescopic air cylinder. The first telescopic air cylinder is connected with the display screen body through a connecting base, expansion screens are hinged to the two sides of the back face of the display screen body respectively, and a driving assembly capable of driving the expansion screens to be opened and closed is connected to the connecting base. Compared with the prior art, the display rack has the advantages that the height and the display angle can be adjusted according to needs, the size can be expanded, multiple columns of information can be displayed at the same time, and the display efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to display screen installation adjustment technical field, specifically point to an adjustable outdoor display screen fixing device. BACKGROUND

[0002] Outdoor display screen is widely used in finance, tax, industry and commerce, post and telecommunication, sports, advertisement, factory and mine enterprise, traffic transportation, education system and many other fields, and main purposes include media display, information release, traffic guidance and creative display, and can more vividly display propaganda.

[0003] The prior art outdoor display screen is mostly fixed and installed by single column, double column, suspension or cantilever type, and when single column or double column type is installed, the display direction of the display screen needs to be determined in advance, and then the installation of the base is determined according to the display direction, so that the installation efficiency is reduced, and the height and display angle of the display screen are inconvenient to adjust after being fixed, and multiple advertisements cannot be displayed simultaneously due to single screen setting and limited width. UTILITY MODEL CONTENT

[0004] I. Technical problems to be solved

[0005] The utility model to be solved technical problem is that more preparation work reduces installation efficiency, and the height and display angle are inconvenient to adjust, and multiple columns of propaganda cannot be displayed simultaneously.

[0006] II. Technical scheme

[0007] In order to solve the above technical problems, the utility model provides a technical scheme that a kind of adjustable outdoor display screen fixing device, including base and display screen body, rotatingly connected with rotary disc on the base, first telescopic cylinder is connected on the rotary disc, power end of the first telescopic cylinder is connected with connecting seat, the first telescopic cylinder is connected with display screen body by connecting seat, expansion screen is respectively hingedly connected with the back of display screen body, drive assembly that can drive expansion screen opening and closing is connected on the connecting seat.

[0008] Further, the cavity is connected in the base, the motor is connected in the cavity, the power output end of the motor is connected with gear one, the rotary disc is connected with gear ring outside, the gear ring is engaged with gear one, by starting motor, motor drives gear one, gear one drives rotary disc to rotate by the engagement with gear ring.

[0009] Further, the ring groove is connected at the bottom end of the rotary disc, a plurality of sliding blocks are connected in the cavity relative to the ring groove, the sliding block and the ring groove are slidingly matched, and the contact end surface of the sliding block and the ring groove can also be provided with a plurality of ball bearings, to further reduce friction and improve the smoothness of sliding, so that the rotary disc rotates more stably.

[0010] Further, the driving assembly comprises a second telescopic cylinder connected to the connecting seat, a connecting block is arranged at the power end of the second telescopic cylinder, and a hinge rod is hingedly arranged between the two sides of the connecting block and the back of the expansion screen; when the second telescopic cylinder is stretched, the connecting block drives one end of the hinge rod to move upward, so that the distance between the other end of the hinge rod and the horizontal center of the second telescopic cylinder is shortened, and the hinge rod drives the expansion screen to rotate around the hinge joint between the expansion screen and the display screen body to be folded and stored; when the second telescopic cylinder is retracted, the connecting block drives one end of the hinge rod to move downward, so that the distance between the other end of the hinge rod and the horizontal center of the second telescopic cylinder is lengthened, and the hinge rod drives the expansion screen to reversely rotate around the hinge joint between the expansion screen and the display screen body to be unfolded.

[0011] Further, ball grooves are arranged at the two sides of the connecting block and the middle part of the back of the expansion screen, ball hinges matched with the ball grooves are arranged in the ball grooves, one end of the hinge rod is connected to the ball hinge at the side edge of the connecting block, and the other end of the hinge rod is connected to the ball hinge on the expansion screen; the ball hinges arranged at the ends of the hinge rod make the movement of the hinge rod on the expansion screen more smooth, and interference caused by the conventional hinge joint on the movement of the hinge rod is avoided.

[0012] Further, hinge joints are arranged at the top and the bottom of the two sides of the back of the display screen body, an L-shaped connecting rod is arranged at one side of the expansion screen in a relative mode, and the L-shaped connecting rod and the hinge joints are hingedly connected through hinge shafts; the cooperation of the hinge joints and the L-shaped connecting rod facilitates the existence of a gap between the expansion screen and the display screen body when the expansion screen is stored, and space is reserved for the arrangement of the hinge rod.

[0013] III. Advantages

[0014] Compared with the prior art, the display screen fixing device has the following advantages:

[0015] The first telescopic cylinder and the display screen body can be rotated through the rotating disc, so that the display angle can be conveniently adjusted; the height of the display screen body can be conveniently adjusted through the arrangement of the first telescopic cylinder, and the practicality of the adjustment of the fixing device is improved.

[0016] The display screen body can be conveniently expanded through the cooperation of the expansion screen and the driving assembly, the display area is improved, the expansion screen can be stored, and transportation is facilitated. DRAWINGS

[0017] Figure 1 is a structural schematic view of the adjustable outdoor display screen fixing device in a storage state.

[0018] Figure 2 is a side cross-sectional structural schematic view of the adjustable outdoor display screen fixing device.

[0019] Figure 3It is a half cut structure schematic diagram of the adjustable outdoor display screen fixing device.

[0020] Figure 4 It is a structure schematic diagram of the adjustable outdoor display screen fixing device in unfolded state.

[0021] As shown in the figure: 1, base, 2, display screen body, 3, turntable, 4, first telescopic cylinder, 5, expansion screen, 6, motor, 7, gear one, 8, gear ring, 9, ring groove, 10, sliding block, 11, second telescopic cylinder, 12, connecting block, 13, hinge rod, 14, ball hinge, 15, hinged seat, 16, L-shaped connecting rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Embodiment one

[0024] Combined with the accompanying drawings Figure 1 , Figure 2 and Figure 3 , an adjustable outdoor display screen fixing device, including base 1 and display screen body 2, the base 1 is equipped with the turntable 3, the turntable 3 is connected with first telescopic cylinder 4, the power end of first telescopic cylinder 4 is connected with connecting seat, first telescopic cylinder 4 is connected with display screen body 2 through connecting seat, the back of display screen body 2 is hingedly equipped with expansion screen 5 on both sides, the top and bottom of the back of display screen body 2 are respectively connected with hinged seat 15, one side of expansion screen 5 is connected with L-shaped connecting rod 16, L-shaped connecting rod 16 and hinged seat 15 are hingedly connected through hinge shaft.

[0025] The height of display screen body 2 can be adjusted by the setting of first telescopic cylinder 4, and the expansion of display screen body 2 can be realized by expansion screen 5, and the display effect is improved.

[0026] Combined with the accompanying drawings Figure 3 and Figure 4The connecting seat is provided with a driving assembly capable of driving the opening and closing of the expansion screen 5. The driving assembly comprises a second telescopic cylinder 11 connected to the connecting seat. The power end of the second telescopic cylinder 11 is provided with a connecting block 12. The connecting block 12 is hingedly provided with a hinge rod 13 between the two sides and the back of the expansion screen 5. The connecting block 12 is provided with a ball groove on each side and a middle part of the back of the expansion screen 5. The ball groove is provided with a ball hinge 14 matched with the ball groove. One end of the hinge rod 13 is connected to the ball hinge 14 on the side of the connecting block 12, and the other end is connected to the ball hinge 14 on the expansion screen 5.

[0027] The opening and closing of the expansion screen 5 can be automatically controlled through the cooperation of the opening and closing assembly.

[0028] Embodiment two

[0029] The accompanying drawings are attached Figure 2 The base 1 is rotatably provided with a rotating disc 3. The bottom end of the rotating disc 3 is provided with a ring groove 9. A plurality of sliding blocks 10 are connected in the cavity opposite the ring groove 9. The sliding blocks 10 are in sliding cooperation with the ring groove 9. The base 1 is connected with a cavity. The cavity is connected with a motor 6. The power output end of the motor 6 is connected with a gear one 7. The rotating disc 3 is connected with a gear ring 8 outside. The gear ring 8 is in meshing cooperation with the gear one 7.

[0030] Through the above structure, the display screen body 2 can be driven to rotate in the horizontal plane by driving the rotating disc 3 to adjust the display angle. The preparation work before the base 1 is installed improves the installation efficiency.

[0031] The specific use method is as follows:

[0032] After the base 1 is fixed and installed, the rotating disc 3 can drive the first telescopic cylinder 4 and the display screen body 2 to rotate to adjust to a suitable display angle. The display angle can also be adjusted by rotating the display. By starting the motor 6, the motor 6 drives the gear one 7. The gear one 7 drives the rotating disc 3 to rotate through the meshing with the gear ring 8. The display angle can be conveniently adjusted. The ball can be arranged on the contact end face of the sliding block 10 and the ring groove 9. When the sliding block 10 and the ring groove 9 are in sliding cooperation, the friction can be further reduced, the sliding smoothness can be improved, and the rotating disc 3 can be more stable. The height of the display screen body 2 can be adjusted through the first telescopic cylinder 4, and the practicality of the fixing device adjustment is improved.

[0033] The display screen body 2 is conveniently expanded through the cooperation of the extension screen 5 and the driving assembly, when the second telescopic cylinder 11 is retracted, the connecting block 12 drives one end of the hinge rod 13 downward, the distance between the other end of the hinge rod 13 and the center horizontal plane of the second telescopic cylinder 11 is lengthened, the hinge rod 13 drives the two extension screens 5 to rotate around the hinge joint of the display screen body 2 as the axis to be unfolded, the display area is improved, the hinge rod 13 is driven more smoothly through the cooperation of the spherical hinge 14 at the end of the hinge rod 13, and the interference of the conventional hinge seat 15 on the movement of the hinge rod 13 is avoided;

[0034] Meanwhile, the extension screen 5 can also be stored, when the second telescopic cylinder 11 is stretched, the connecting block 12 drives one end of the hinge rod 13 upward, the distance between the other end of the hinge rod 13 and the center horizontal plane of the second telescopic cylinder 11 is shortened, the hinge rod 13 drives the extension screen 5 to reversely rotate around the hinge joint of the display screen body 2 as the axis to be folded and stored, convenient transportation is realized, and the cooperation of the hinge seat 15 and the L-shaped connecting rod 16 facilitates the existence of the gap between the extension screen 5 and the display screen body 2 when the extension screen 5 is stored, and space is reserved for the hinge rod 13.

[0035] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the changes, substitutions, modifications, and alterations can be made to the embodiments without departing from the spirit and the scope of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0037] The present application and its embodiments have been described above, and such description is not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired by the present application, without departing from the creative spirit of the present application, similar structural modes and embodiments can be designed without creative design, and all of them should belong to the protection scope of the present application.

Claims

1. An adjustable outdoor display screen fixing device, comprising a base (1) and a display screen body (2), characterized in that: The base (1) is rotatably connected with a rotating disc (3), the rotating disc (3) is connected with a first telescopic cylinder (4), the power end of the first telescopic cylinder (4) is connected with a connecting seat, the first telescopic cylinder (4) is connected with a display screen body (2) through the connecting seat, the back of the display screen body (2) is hingedly connected with an extension screen (5) on each side, and the connecting seat is connected with a driving assembly capable of driving the extension screen (5) to open and close.

2. An adjustable outdoor display screen mounting apparatus as claimed in claim 1, wherein: The base (1) is connected with a cavity, the cavity is connected with a motor (6), the power output end of the motor (6) is connected with a gear one (7), the rotating disc (3) is connected with a gear ring (8) on the outside, and the gear ring (8) is engaged with the gear one (7).

3. An adjustable outdoor display screen mounting apparatus as claimed in claim 2, wherein: The rotating disc (3) is connected with a ring groove (9) at the bottom end, a plurality of sliding blocks (10) are connected in the cavity and opposite to the ring groove (9), and the sliding blocks (10) are in sliding fit with the ring groove (9).

4. The adjustable outdoor display mount of claim 1, wherein: The driving assembly comprises a second telescopic cylinder (11) connected to the connecting seat, the power end of the second telescopic cylinder (11) is connected with a connecting block (12), and the connecting block (12) is hingedly connected with a hinge rod (13) between the two sides and the back of the extension screen.

5. An adjustable outdoor display screen mounting apparatus as claimed in claim 4, wherein: Connecting blocks (12) are connected with ball grooves in the middle of the back of the extension screen on the two sides, respectively, ball hinges (14) matched with the ball grooves are arranged in the ball grooves, one end of the hinge rod (13) is connected with the ball hinge (14) on the side edge of the connecting block (12), and the other end is connected with the ball hinge (14) on the extension screen.

6. An adjustable outdoor display screen mounting apparatus as defined in claim 1, wherein: Hinge seats (15) are connected on the top and the bottom of the back of the display screen body (2) on the two sides, respectively, an L-shaped connecting rod (16) is connected opposite to one side of the extension screen, and the L-shaped connecting rod (16) and the hinge seat (15) are hingedly connected through a hinge shaft.

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