CN218863743U - Multidirectional rotation display screen mechanism - Google Patents

Abstract

The utility model discloses a multidirectional rotary display screen mechanism, which comprises a U-shaped bracket, a display screen assembly is arranged in the middle of the U-shaped bracket, and a driving mechanism is fixed on the left side wall of the U-shaped bracket; the driving mechanism comprises a shell, a motor and a main shaft, wherein a rotating hole is formed in the shell, the main shaft is in rotating fit with the rotating hole, a first gear is fixed at one end, extending into the shell, of the main shaft, the motor is arranged inside the shell, a motor rotating shaft of the motor is perpendicular to the main shaft, a worm is fixed on the motor rotating shaft of the motor, and the worm is in transmission connection with the first gear through a worm gear assembly; a main shaft of the driving mechanism of the left side wall extends left and right and is fixedly connected with the left side wall of the display screen assembly, and the right side wall of the display screen assembly is rotatably connected with the right side wall of the U-shaped bracket; a fixing base is arranged below the U-shaped support, a driving mechanism is arranged on the bottom wall of the U-shaped support, and a main shaft of the driving mechanism of the bottom wall extends in the vertical direction and is fixedly connected with the fixing base. The visual field of observation is helped to be improved, and the experience is more comfortable.

Description

Multidirectional rotation display screen mechanism

Technical Field

The utility model relates to a rotatory display screen technical field especially relates to a multidirectional rotatory display screen mechanism.

Background

The angle of the traditional vehicle-mounted display screen is fixed, and the height and the sitting posture of a driver can influence the effect of watching the screen, so that the best visual effect can be obtained only at a specific angle, and the observation directions of different drivers are limited.

Along with automotive electronics's development, multidirectional rotatory display screen has appeared, can be through upset from top to bottom and control the rotation, the inclination of adjustment display screen helps the driver to promote the viewing effect, both experiences for the driver and feels more comfortable, makes the product possess the science and technology again and feels.

However, the design structure of the driving mechanism of the display screen is not reasonable enough at present, which results in large occupied space and low transmission efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multidirectional rotatory display screen mechanism to it is reasonable inadequately to solve among the prior art upset + the right-left rotatory actuating mechanism project organization, leads to the technical problem that occupation space is big, transmission efficiency hangs down.

In order to achieve the above purpose, the technical solution of the present invention provides a multidirectional rotation display screen mechanism, which includes a U-shaped bracket, a display screen assembly is arranged in the middle of the U-shaped bracket, and a driving mechanism is fixed on the left side wall of the U-shaped bracket; the driving mechanism comprises a shell, a motor and a main shaft, wherein a rotating hole is formed in the shell, the main shaft is in rotating fit with the rotating hole, a first gear is fixed at one end, extending into the shell, of the main shaft, the motor is arranged inside the shell, a motor rotating shaft of the motor is perpendicular to the main shaft, a worm is fixed on the motor rotating shaft of the motor, and the worm is in transmission connection with the first gear through a worm gear assembly; a main shaft of the driving mechanism of the left side wall extends along the left and right directions and is fixedly connected with the left side wall of the display screen assembly, and the right side wall of the display screen assembly is rotatably connected with the right side wall of the U-shaped support; a fixing base is arranged below the U-shaped support, a driving mechanism is arranged on the bottom wall of the U-shaped support, and a main shaft of the driving mechanism of the bottom wall extends in the vertical direction and is fixedly connected with the fixing base.

Furthermore, the worm wheel assembly comprises a first worm wheel, a second gear and a third gear, a gear support is further arranged in the casing, a plurality of fixing shafts are arranged on the gear support and are parallel to the main shaft, and the first worm wheel, the second gear and the third gear are respectively arranged on the plurality of fixing shafts of the gear support; the worm is meshed with a first worm wheel, the first worm wheel is meshed with a second gear, the second gear is meshed with a third gear, and the third gear is meshed with the first gear.

Furthermore, a shunt gear and an encoder are further arranged in the machine shell, the shunt gear is meshed with the third gear, and the shunt gear drives the encoder to realize detection of a rotation signal; still be equipped with the PCBA board on the U-shaped support, the PCBA board is connected with the one end electricity of cable, the other both ends of cable stretch into respectively in the actuating mechanism's of left side wall, diapire casing and be connected with motor, encoder electricity.

Furthermore, an adjusting gasket, a second gasket, a plurality of spring gaskets, a first gear, a first friction plate, a fixed support, a second friction plate and a bearing are sequentially distributed at one end of the main shaft extending into the machine shell along the main shaft, the bearing is installed and fixed in the rotating hole, a machine cover is arranged on one side of the machine shell far away from the rotating hole, and the machine cover is provided with the first gasket which is in close contact with the adjusting gasket; the adjusting gasket, the second gasket, the spring gaskets, the first gear, the first friction plate, the second friction plate and the main shaft rotate synchronously, and the fixing support is fixed on the machine shell.

Furthermore, the machine cover is provided with an installation opening matched with the adjusting gasket, and the first gasket is installed on the outer side of the installation opening; the bottom end of a main shaft of the driving mechanism on the bottom wall extends into the fixed base and is fixedly connected with a fixed pressing sheet, and the fixed pressing sheet is fixedly connected with the inner wall of the fixed base; a first wire outlet hole and a second wire outlet hole are respectively arranged in a first gasket of the driving mechanism and the main shaft of the bottom wall, the first wire outlet hole corresponds to an opening at the top end of the second wire outlet hole, an opening at the bottom end of the second wire outlet hole is arranged in the fixing base, and one end of the cable downwards sequentially penetrates through the first wire outlet hole and the second wire outlet hole.

Furthermore, an opening at the bottom end of the second wire outlet hole is formed above the fixing pressing sheet, a screw post is arranged on the inner side of the top wall of the fixing base, and the fixing pressing sheet is correspondingly assembled with the screw post on the fixing base through a screw.

Furthermore, a rotating shaft sleeve is arranged on the right side wall of the U-shaped support, a rotating shaft is arranged on the right side wall of the display screen assembly, and the rotating shaft is in rotating fit with the rotating shaft sleeve; the one end that the display screen subassembly was kept away from to the rotation axis is equipped with the wiring mouth, the one side that the display screen subassembly was kept away from to the rotation axle sleeve is equipped with the wiring groove, the one end of cable is connected with the wiring mouth through the wiring groove.

Furthermore, the rotating shaft is sleeved with a rubber ring, and the rotating shaft is in running fit with the inner wall of the rotating shaft sleeve through the rubber ring.

Furthermore, a plurality of screw columns are arranged on the left side wall of the U-shaped support, a shell of the driving mechanism on the left side wall is correspondingly assembled with the screw columns on the left side wall of the U-shaped support through a plurality of screws, and a main shaft of the driving mechanism on the left side wall is fixedly connected with the left side wall of the display screen assembly through screws; the bottom wall of the U-shaped support is provided with a plurality of screw columns, and the shell of the bottom wall of the driving mechanism is correspondingly assembled with the screw columns of the bottom wall of the U-shaped support through a plurality of screws.

Furthermore, a U-shaped front shell and a U-shaped rear shell are respectively arranged on the front side and the rear side of the U-shaped support, and the U-shaped support is located in a cavity defined by the U-shaped front shell and the U-shaped rear shell.

To sum up, the application the technical scheme of the utility model, following beneficial effect has: the utility model has the advantages of reasonable design, (1) the diapire that is fixed with actuating mechanism, U-shaped support through the left side wall of U-shaped support is equipped with actuating mechanism, thereby makes the utility model discloses a rotation angle about the display screen subassembly can demonstrate, rotation angle about, wider than traditional fixed angle's display screen subassembly show face, angle modulation is more nimble, helps promoting the observation field of vision, experiences and feels more comfortable. (2) Through the motor shaft and the main shaft mutually perpendicular of motor, be fixed with the worm in the motor shaft of motor, the worm passes through the worm gear assembly transmission with first gear and is connected, thereby makes the utility model discloses a transmission is realized to worm gear's mode, and occupation space is little.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic top view of the display screen assembly of the present invention rotated 20 degrees to the left;

fig. 4 is a schematic top view of the display screen assembly of the present invention, which is rotated by 0 degree;

fig. 5 is a schematic top view of the display screen assembly of the present invention rotated to the right by 20 degrees;

fig. 6 is a schematic side view of the display screen assembly of the present invention rotated up and down by 0 degree;

fig. 7 is a schematic side view of the display screen assembly of the present invention rotated upward by 15 degrees;

fig. 8 is an exploded view of the drive mechanism of the present invention;

fig. 9 is a schematic view of a partial explosion structure of the driving mechanism of the present invention;

fig. 10 is a schematic view of a first partial explosion structure of the present invention;

fig. 11 is a schematic view of a second partial explosion structure of the present invention;

FIG. 12 is a schematic view of the three-dimensional structure of the present invention with the U-shaped front shell, the U-shaped rear shell and the fixing base removed;

fig. 13 is a schematic bottom perspective view of the fixing base of the present invention when separated from the fixing pressing plate;

fig. 14 is a schematic perspective view of the driving mechanism of the present invention with the cover removed;

description of reference numerals: 1-U-shaped support, 101-rotating shaft sleeve, 102-wiring groove, 2-display screen assembly, 201-rotating shaft, 202-wiring port, 3-driving mechanism, 301-shell, 302-motor, 303-main shaft, 3031-first gasket, 3032-adjusting gasket, 3033-second gasket, 3034-spring gasket, 3035-first gear, 3036-first friction plate, 3037-fixed support, 3038-second friction plate, 3039-bearing, 304-worm, 305-worm gear assembly, 3051-first worm gear, 3052-second gear, 3053-third gear, 306-gear support, 3061-fixed shaft, 307-shunt gear, 3071-encoder, 308-cover, 3081-mounting port, 4-fixed base, 5-PCBA plate, 6-cable, 7-fixed pressing sheet, 8-first outlet hole, 9-second outlet hole, 10-screw column, 11-12-rubber ring, 13-U-shaped front shell, 14-U-shaped screw shell.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, but the technical solution does not limit the scope of the present invention.

In the present invention, for the sake of clearer description, the following explanation is made: the observer is observing in the face of fig. 1, the left side of the observer is set as left, the right side of the observer is set as right, the front side of the observer is set as front, the rear side of the observer is set as rear, the upper side of the observer is set as up, and the lower side of the observer is set as down, it should be noted that the terms "front end", "rear end", "left side", "right side", "middle part", "upper part", "lower part", etc., in the text indicate the orientation or positional relationship to be set based on the drawings, only for the convenience of clearly describing the present invention, but not to indicate or suggest that the structure or component indicated must have a specific orientation, be constructed in a specific orientation, and therefore, cannot be understood as a limitation of the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used merely for purposes of clarity or simplicity of description and are not to be construed as indicating or implying relative importance or quantity.

Referring to fig. 1 to 14, the present embodiment provides a multidirectional rotation display screen mechanism, which includes a U-shaped bracket 1, a display screen assembly 2 disposed in the middle of the U-shaped bracket 1, and a driving mechanism 3 fixed to the left side wall of the U-shaped bracket 1; the driving mechanism 3 comprises a machine shell 301, a motor 302 and a main shaft 303, wherein a rotating hole is formed in the machine shell 301, the main shaft 303 is in rotating fit with the rotating hole, a first gear 3035 is fixed at one end of the main shaft 303 extending into the machine shell 301, the motor 302 is arranged in the machine shell 301, a motor rotating shaft of the motor 302 is perpendicular to the main shaft 303, a worm 304 is fixed on the motor rotating shaft of the motor 302, and the worm 304 is in transmission connection with the first gear 3035 through a worm gear component 305; the main shaft 303 of the driving mechanism 3 of the left side wall extends along the left and right and is connected and fixed with the left side wall of the display screen assembly 2, and the right side wall of the display screen assembly 2 is rotatably connected with the right side wall of the U-shaped bracket 1, which shows that: under the action of the driving mechanism, the display screen assembly rotates up and down relative to the U-shaped bracket; the below of U-shaped support 1 is equipped with unable adjustment base 4, and the diapire of U-shaped support 1 is equipped with actuating mechanism 3, and the main shaft 303 of the actuating mechanism 3 of diapire extends along vertical direction and is connected fixedly with unable adjustment base 4, explains: under the action of the driving mechanism, the fixed base is fixed, and the U-shaped bracket rotates left and right relative to the fixed base. The function is as follows: (1) The diapire that is fixed with actuating mechanism, U-shaped support through the left side wall of U-shaped support is equipped with actuating mechanism, thereby makes the utility model discloses a rotation angle about the display screen subassembly can demonstrate, rotation angle about, wider than traditional fixed angle's display screen subassembly show face, angle modulation is more nimble, helps promoting the observation field of vision, experiences and feels more comfortable. (2) Through the motor shaft and the main shaft mutually perpendicular of motor, be fixed with the worm in the motor shaft of motor, the worm passes through the worm gear assembly transmission with first gear and is connected, thereby makes the utility model discloses a transmission is realized to worm gear's mode, and occupation space is little.

Specifically, the worm wheel assembly 305 includes a first worm wheel 3051, a second worm wheel 3052 and a third worm wheel 3053, a gear bracket 306 is further disposed in the housing 301, a plurality of fixed shafts 3061 are disposed on the gear bracket 306, the fixed shafts 3061 are parallel to the main shaft 303, and the first worm wheel 3051, the second worm wheel 3052 and the third worm wheel 3053 are respectively mounted on the plurality of fixed shafts 3061 of the gear bracket 306; the worm 304 is engaged with the first worm wheel 3051, the first worm wheel 3051 is engaged with the second gear 3052, the second gear 3052 is engaged with the third gear 3053, and the third gear 3053 is engaged with the first gear 3035. The function is as follows: the utility model discloses a design one-level worm gear, tertiary straight-teeth gear drive to make transmission efficiency high. The arrangement of the fixed shaft is used for ensuring the precision of the relative movement position of the gear, wherein the fixed shaft can be riveted on the gear bracket. Preferably, the motor and the gear are both mounted on the gear bracket.

Specifically, a shunt gear 307 and an encoder 3071 are further arranged in the machine shell 301, the shunt gear 307 is meshed with the third gear 3053, and the shunt gear 307 drives the encoder 3071 to detect a rotation signal; the U-shaped support 1 is also provided with a PCBA board 5, the PCBA board 5 is electrically connected with one end of the cable 6, and the other two ends of the cable 6 respectively extend into the shell 301 of the driving mechanism 3 on the left side wall and the bottom wall and are electrically connected with the motor 302 and the encoder 3071. The function is as follows: referring to fig. 3 to 7, the utility model discloses can realize that the vertical rotation is 0 ~ 15, the left and right sides rotation is 40 intervals altogether, and the centre is 0, left side +20 degrees, right-20 respectively, and owing to be provided with the encoder, the PCBA board is given to the real-time feedback angle of encoder, and the PCBA board is through detecting encoder feedback angle value control rotation angle to through data monitoring, realize accurate rotation, bring brand-new human-computer interaction formula for the driver and experience.

Specifically, an adjusting gasket 3032, a second gasket 3033, a plurality of spring gaskets 3034, a first gear 3035, a first friction plate 3036, a fixed support 3037, a second friction plate 3038 and a bearing 3039 which are distributed along the main shaft 303 in sequence are penetrated at one end of the main shaft 303 extending into the housing 301, and the bearing 3039 is installed and fixed in a rotating hole, which means that: preferably the bearings carry balls which rotate in synchronism with the main shaft. A cover 308 is arranged on one side of the shell 301 away from the rotating hole, and a first gasket 3031 which is tightly contacted with an adjusting gasket 3032 is arranged on the cover 308; an adjusting gasket 3032, a second gasket 3033, a plurality of spring gaskets 3034, a first gear 3035, a first friction plate 3036 and a second friction plate 3038 rotate synchronously with the main shaft 303, and a fixed support 3037 is installed and fixed on the machine shell 301. The function is as follows: the damper of the driving mechanism (the damper refers to the main shaft and the matching part thereof) is designed on the main shaft part, wherein the first gasket and the second gasket play a limiting role, and the plurality of spring gaskets increase the pressure. The spring gasket compresses the friction plates through the adjusting gasket (the adjusting gasket can be an adjusting screw with a middle hole), the synchronous main shaft rotates, the first friction plate and the second friction plate rub with the fixed support, shaking abnormal sound is prevented, the display screen assembly cannot freely rotate on a bumpy road section, and the display screen assembly can rotate only after being larger than damping friction force.

Specifically, the cover 308 is provided with a mounting opening 3081 adapted to the adjusting gasket 3032, and the first gasket 3031 is mounted on the outer side of the mounting opening 3081, which explains that: the machine cover and the first gasket can be fixed through screws; the bottom end of a main shaft 303 of the driving mechanism 3 on the bottom wall extends into the fixed base 4 and is fixedly connected with a fixed pressing sheet 7, and the fixed pressing sheet 7 is fixedly connected with the inner wall of the fixed base 4; a first wire outlet hole 8 and a second wire outlet hole 9 are respectively arranged in the first gasket 3031 and the main shaft 303 of the driving mechanism 3 on the bottom wall, the first wire outlet hole 8 corresponds to the top opening of the second wire outlet hole 9, the bottom opening of the second wire outlet hole 9 is arranged in the fixing base 4, and one end of the cable 6 sequentially penetrates through the first wire outlet hole 8 and the second wire outlet hole 9 downwards. Description of the invention: the damper structure of the left driving mechanism 3 and the damper structure of the lower driving mechanism 3 are the most different in that the main shaft of the lower driving mechanism 3 and the first gasket are provided with wire outlet holes, and the cables are routed through the holes, and the structural principles are the same. The function is as follows: the PCBA board cable is connected with a vehicle machine through a first wire outlet hole of a first gasket of a driving mechanism below and a second wire outlet hole of the main shaft to supply power.

Specifically, the bottom opening of the second wire outlet hole 9 is arranged above the fixing pressing sheet 7, the inner side of the top wall of the fixing base 4 is provided with a screw post 10, and the fixing pressing sheet 7 is correspondingly assembled with the screw post 10 on the fixing base 4 through a screw 11. The function is as follows: the main shaft of the driving mechanism below is sleeved on the fixed base, the cable is led out from the wire outlet, the fixed pressing sheet is sequentially installed and assembled corresponding to the screw column locking on the fixed base, and the fixed base and the fixed pressing sheet do not rotate.

Specifically, the right side wall of the U-shaped bracket 1 is provided with a rotating shaft sleeve 101, the right side wall of the display screen assembly 2 is provided with a rotating shaft 201, and the rotating shaft 201 is in rotating fit with the rotating shaft sleeve 101; one end of the rotating shaft 201, which is far away from the display screen assembly 2, is provided with a wiring port 202, one side of the rotating shaft sleeve 101, which is far away from the display screen assembly 2, is provided with a wiring groove 102, and one end of the cable 6 is connected with the wiring port 202 through the wiring groove 102. The function is as follows: and the connection of the cable on the PCBA board and the wiring port of the display screen component is realized.

Specifically, the rotating shaft 201 is sleeved with a rubber ring 12, and the rotating shaft 201 is rotatably matched with the inner wall of the rotating shaft sleeve 101 through the rubber ring 12. The function is as follows: the rubber ring is arranged on the display screen component and then sleeved on the U-shaped support, and the U-shaped support is tightly sleeved, so that abnormal sound shaking and impact resistance of the rotary screen are prevented.

Specifically, a plurality of screw columns 10 are arranged on the left side wall of the U-shaped support 1, a casing 301 of the driving mechanism 3 on the left side wall is correspondingly assembled with the screw columns 10 on the left side wall of the U-shaped support 1 through a plurality of screws 11, and a main shaft 303 of the driving mechanism 3 on the left side wall is fixedly connected with the left side wall of the display screen assembly 2 through the screws 11; the bottom wall of the U-shaped bracket 1 is provided with a plurality of screw columns 10, and the shell 301 of the driving mechanism 3 of the bottom wall is correspondingly assembled with the plurality of screw columns 10 of the bottom wall of the U-shaped bracket 1 through a plurality of screws 11. The function is as follows: the concentricity of the display screen assembly is ensured through the fixation of the screws.

Specifically, a U-shaped front shell 13 and a U-shaped rear shell 14 are respectively arranged on the front side and the rear side of the U-shaped support 1, and the U-shaped support 1 is located in a cavity defined by the U-shaped front shell 13 and the U-shaped rear shell 14. The function is as follows: the U-shaped front shell and the U-shaped rear shell can protect internal devices such as a driving mechanism and a PCBA board and achieve attractive appearance.

The assembly mode and the sequence of the parts are as follows: the rubber ring is installed on the display screen assembly, the display screen assembly is installed on the U-shaped support again, the left driving mechanism is installed on the U-shaped support again, the main shaft of the left driving mechanism is sleeved into the display screen assembly and fixed through screws, the driving mechanism below the display screen assembly is installed on the U-shaped support again, the PCBA board is installed again through screw fixation, the cable connection is installed again, the U-shaped front shell and the U-shaped rear shell are installed again respectively, the fixing base is sleeved into the main shaft of the driving mechanism below the fixing base, the fixing pressing sheet is installed again and sleeved into the main shaft of the driving mechanism, the assembling is completed through screw fixation, and the effect is as shown in figure 2.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims (10)

1. The utility model provides a multidirectional rotation display screen mechanism, includes U-shaped support (1), its characterized in that: a display screen assembly (2) is arranged in the middle of the U-shaped support (1), and a driving mechanism (3) is fixed on the left side wall of the U-shaped support (1); the driving mechanism (3) comprises a machine shell (301), a motor (302) and a main shaft (303), wherein a rotating hole is formed in the machine shell (301), the main shaft (303) is in rotating fit with the rotating hole, a first gear (3035) is fixed at one end, extending into the machine shell (301), of the main shaft (303), the motor (302) is arranged in the machine shell (301), a motor rotating shaft of the motor (302) is perpendicular to the main shaft (303), a worm (304) is fixed on the motor rotating shaft of the motor (302), and the worm (304) is in transmission connection with the first gear (3035) through a worm gear assembly (305); a main shaft (303) of a driving mechanism (3) of the left side wall extends along the left and right directions and is fixedly connected with the left side wall of the display screen assembly (2), and the right side wall of the display screen assembly (2) is rotatably connected with the right side wall of the U-shaped support (1); the lower part of U-shaped support (1) is equipped with unable adjustment base (4), the diapire of U-shaped support (1) is equipped with actuating mechanism (3), and main shaft (303) of actuating mechanism (3) of diapire extend along vertical direction and are connected fixedly with unable adjustment base (4).

2. A multi-directional rotary display mechanism according to claim 1, further comprising: the worm wheel assembly (305) comprises a first worm wheel (3051), a second gear (3052) and a third gear (3053), a gear support (306) is further arranged in the machine shell (301), a plurality of fixed shafts (3061) are arranged on the gear support (306), the fixed shafts (3061) are parallel to the main shaft (303), and the first worm wheel (3051), the second gear (3052) and the third gear (3053) are respectively arranged on the fixed shafts (3061) of the gear support (306); the worm (304) is meshed with a first worm wheel (3051), the first worm wheel (3051) is meshed with a second gear (3052), the second gear (3052) is meshed with a third gear (3053), and the third gear (3053) is meshed with a first gear (3035).

3. A multi-directional rotary display mechanism according to claim 2, further comprising: a shunt gear (307) and an encoder (3071) are further arranged in the machine shell (301), the shunt gear (307) is meshed with the third gear (3053), and the shunt gear (307) drives the encoder (3071) to detect a rotation signal; still be equipped with PCBA board (5) on U-shaped support (1), PCBA board (5) are connected with the one end electricity of cable (6), the other both ends of cable (6) stretch into in casing (301) of actuating mechanism (3) of left side wall, diapire respectively and be connected with motor (302), encoder (3071) electricity.

4. A multi-directional rotary display screen mechanism according to claim 3, wherein: an adjusting gasket (3032), a second gasket (3033), a plurality of spring gaskets (3034), a first gear (3035), a first friction plate (3036), a fixed support (3037), a second friction plate (3038) and a bearing (3039) which are sequentially distributed along the main shaft (303) penetrate through one end, extending into the machine shell (301), of the main shaft (303), wherein the bearing (3039) is installed and fixed in the rotating hole, a machine cover (308) is arranged on one side, far away from the rotating hole, of the machine shell (301), and a first gasket (3031) which is tightly contacted with the adjusting gasket (3032) is arranged on the machine cover (308); the adjusting gasket (3032), the second gasket (3033), the plurality of spring gaskets (3034), the first gear (3035), the first friction plate (3036) and the second friction plate (3038) rotate synchronously with the main shaft (303), and the fixed support (3037) is mounted and fixed on the machine shell (301).

5. A multi-directional rotary display mechanism according to claim 4, further comprising: the cover (308) is provided with a mounting opening (3081) matched with the adjusting gasket (3032), and the first gasket (3031) is mounted on the outer side of the mounting opening (3081); the bottom end of a main shaft (303) of the driving mechanism (3) on the bottom wall extends into the fixed base (4) and is fixedly connected with a fixed pressing sheet (7), and the fixed pressing sheet (7) is fixedly connected with the inner wall of the fixed base (4); a first wire outlet hole (8) and a second wire outlet hole (9) are respectively formed in a first gasket (3031) of the driving mechanism (3) and a main shaft (303) of the bottom wall, the first wire outlet hole (8) corresponds to an opening at the top end of the second wire outlet hole (9), an opening at the bottom end of the second wire outlet hole (9) is formed in the fixing base (4), and one end of the cable (6) downwards sequentially penetrates through the first wire outlet hole (8) and the second wire outlet hole (9).

6. A multi-directional rotary display screen mechanism according to claim 5, wherein: the bottom opening of the second wire outlet hole (9) is arranged above the fixed pressing sheet (7), the inner side of the top wall of the fixed base (4) is provided with a screw column (10), and the fixed pressing sheet (7) is correspondingly assembled with the screw column (10) on the fixed base (4) through a screw (11).

7. A multi-directional rotary display screen mechanism according to any one of claims 3 to 6, wherein: the right side wall of the U-shaped support (1) is provided with a rotating shaft sleeve (101), the right side wall of the display screen assembly (2) is provided with a rotating shaft (201), and the rotating shaft (201) is in rotating fit with the rotating shaft sleeve (101); the one end that display screen subassembly (2) were kept away from in rotation axis (201) is equipped with wiring mouth (202), one side that display screen subassembly (2) were kept away from in rotation axle sleeve (101) is equipped with wiring groove (102), the one end of cable (6) is connected with wiring mouth (202) through wiring groove (102).

8. A multi-directional rotary display mechanism according to claim 7, further comprising: the rotating shaft (201) is sleeved with a rubber ring (12), and the rotating shaft (201) is in running fit with the inner wall of the rotating shaft sleeve (101) through the rubber ring (12).

9. A multi-directional rotary display screen mechanism according to any one of claims 1 to 6 and 8, wherein: a plurality of screw columns (10) are arranged on the left side wall of the U-shaped support (1), a shell (301) of the driving mechanism (3) on the left side wall is correspondingly assembled with the screw columns (10) on the left side wall of the U-shaped support (1) through a plurality of screws (11), and a main shaft (303) of the driving mechanism (3) on the left side wall is fixedly connected with the left side wall of the display screen assembly (2) through the screws (11); the bottom wall of the U-shaped support (1) is provided with a plurality of screw columns (10), and the machine shell (301) of the bottom wall of the driving mechanism (3) is correspondingly assembled with the screw columns (10) of the bottom wall of the U-shaped support (1) through a plurality of screws (11).

10. A multi-directional rotary display screen mechanism according to any one of claims 1 to 6 and 8, wherein: the front side and the rear side of the U-shaped support (1) are respectively provided with a U-shaped front shell (13) and a U-shaped rear shell (14), and the U-shaped support (1) is positioned in a cavity enclosed by the U-shaped front shell (13) and the U-shaped rear shell (14).

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