CN218178499U

CN218178499U - Presentation device is used in projection of multi-media ball curtain

Info

Publication number: CN218178499U
Application number: CN202121891865.3U
Authority: CN
Inventors: 许亭和; 刘六玢
Original assignee: Nanjing Merlot Television Technology Co ltd
Current assignee: Nanjing Merlot Television Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-12-30
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a presentation device is used in projection of multi-media ball curtain, the power distribution box comprises a lower box body, the post is stabilized to the top fixedly connected with of lower box inner chamber, the first fixture block of the equal fixedly connected with in front side and the rear side of stabilizing the post, the inner chamber of first fixture block has electric putter through pivot swing joint, electric putter's output has the bracing piece through pivot swing joint, the one end fixedly connected with second fixture block of bracing piece, and the second fixture block keeps away from one side and lower box fixed connection of bracing piece. The utility model discloses a set up down the box, played the effect of fixing to inside post and the second fixture block of stabilizing, avoided equipment to lead to the skew to appear in the position of post and second fixture block because of the weight of self in the use to cause equipment to empty the problem that takes place to damage, stabilize the post through setting up, played the effect of fixed first fixture block, with this stability that improves first fixture block in use.

Description

Presentation device is used in projection of multi-media ball curtain

Technical Field

The utility model relates to a multi-media ball curtain technical field specifically is a presentation device is used in projection of multi-media ball curtain.

Background

The ball curtain projection technology is a new display technology, the limitation that the prior projection image can only be a plane regular graph is broken, the image is projected to the sphere through a projector placed in the sphere, so that audiences can see the image on the whole ball curtain, the existing ball curtain projection demonstration device is large in size and not convenient for individual movement, although the universal wheel is installed at the bottom to move, the stable effect of the universal wheel is poor, the situation that the position deviation of the demonstration device easily occurs in the demonstration process is caused, the ornamental value of the ball curtain projection is influenced, and the demonstration device mostly adopts fixed installation and cannot rotate, the observation and use experience of users cannot be fully met, and the problem is solved by the demonstration device for multimedia ball curtain projection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a presentation device is used in projection of multi-media ball curtain, possess and be convenient for remove and rotatory advantage, the ball curtain projection presentation device volume of having solved is great, the individual removal of being not convenient for, though remove through installing the wheel in the bottom, but the stable effect of wheel is very poor, lead to the presentation device the condition that offset appears in the demonstration in-process easily, influence the projected sight of ball curtain, and the demonstration equipment adopts fixed mounting more, can't rotate, can't be abundant satisfy user's the problem of watching and using experience.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a presentation device is used in projection of multi-media ball curtain, includes box down, the post is stabilized to the top fixedly connected with of box inner chamber down, the first fixture block of the equal fixedly connected with in front side and the rear side of stabilizing the post, the inner chamber of first fixture block has electric putter through pivot swing joint, electric putter's output has the bracing piece through pivot swing joint, the one end fixedly connected with second fixture block of bracing piece, and one side and lower box fixed connection that the bracing piece was kept away from to the second fixture block, the other end of bracing piece has the third fixture block through pivot swing joint, one side fixedly connected with fixed strip of bracing piece is kept away from to the third fixture block, the both sides of fixed strip bottom all have the universal wheel through bearing swing joint.

Preferably, the periphery of the top of the lower box body is connected with a lower pressing plate through bolts and threads, and the top of the lower pressing plate is fixedly connected with a shell.

Preferably, the inner cavity of the shell is provided with a spring, and the bottom of the spring is fixedly connected with the lower pressing plate.

Preferably, the top of the spring is movably connected with an upper pressing plate, the bottom of the upper pressing plate is fixedly connected with a connecting column, the spring is sleeved on the surface of the connecting column, and the top of the upper pressing plate is fixedly connected with an upper box body.

Preferably, the bottom of the inner cavity of the upper box body is movably connected with a rotating column through a bearing, the top of the rotating column penetrates through the outer part of the upper box body, and a driven wheel is fixedly connected to the surface of the rotating column.

Preferably, the top of the rotating column is fixedly connected with a rotating plate, and the top of the rotating plate is fixedly connected with a projection box.

Preferably, the right side of the bottom of the inner cavity of the upper box body is fixedly connected with a motor, the lower end of the surface of the motor is fixedly connected with a connecting frame, and the bottom of the connecting frame is in threaded connection with the upper box body through a bolt.

Preferably, an output shaft of the motor is fixedly connected with a driving wheel, and the driving wheel is meshed with a driven wheel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up down the box, played the effect of fixing to inside column and the second fixture block of stabilizing, avoided equipment to lead to the skew to appear in the position of column and second fixture block because of self weight in the use, thereby cause equipment to empty the problem that takes place to damage, through setting up the column of stabilizing, the effect of fixed first fixture block has been played, with this stability that improves first fixture block in use, through setting up first fixture block, the effect of supporting electric putter has been reached, the skew has been avoided electric putter position to appear in the use, thereby lead to the condition that the equipment component appears damaging, through setting up the bracing piece, second fixture block and third fixture block, be used for cooperating electric putter to promote downwards fixed strip and universal wheel, with this can make the universal wheel outwards remove, and then the accessible universal wheel is to equipment and is removed, not only easy operation, and the practicality is strong, thereby can satisfy user's user demand, the ball curtain projection presentation device volume that has solved is great, be not convenient for individual movement, though remove through installing the wheel in the bottom, but the stable effect of demonstration device is very poor, lead to experience the easy skew of demonstration device in the user's the condition that the skew appears, the fixed position can not satisfy the user's the observation and the rotational observation problem that can not appear, the user's the installation can's the rotatory problem of viewing can not appear, the observation, the use, the user's the installation can not enough, the use can not enough, the problem of the observation can not be satisfied.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the sectional structure of the lower case of the present invention;

FIG. 3 is a schematic view of the explosion structure of the lower case, the housing and the upper platen of the present invention;

FIG. 4 is a schematic view of the sectional structure of the upper case of the present invention;

fig. 5 is a schematic view of the connection structure of the upper box, the rotary column and the rotary plate of the present invention.

In the figure: 1. a lower box body; 2. stabilizing the column; 3. a first clamping block; 4. an electric push rod; 5. a support bar; 6. a second fixture block; 7. a third fixture block; 8. a fixing strip; 9. a universal wheel; 10. a lower pressing plate; 11. a housing; 12. a spring; 13. connecting columns; 14. an upper pressure plate; 15. an upper box body; 16. a spin column; 17. a driven wheel; 18. a motor; 19. a connecting frame; 20. a driving wheel; 21. a rotating plate; 22. a projection box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a demonstration apparatus for multimedia dome screen projection comprises a lower case 1, a stabilizing post 2 is fixedly connected to the top of the inner cavity of the lower case 1, a first fixture block 3 is fixedly connected to both the front side and the rear side of the stabilizing post 2, an electric push rod 4 is movably connected to the inner cavity of the first fixture block 3 through a rotating shaft, a support rod 5 is movably connected to the output end of the electric push rod 4 through a rotating shaft, a second fixture block 6 is fixedly connected to one end of the support rod 5, one side of the second fixture block 6 away from the support rod 5 is fixedly connected to the lower case 1, the other end of the support rod 5 is movably connected to a third fixture block 7 through a rotating shaft, a fixing bar 8 is fixedly connected to one side of the third fixture block 7 away from the support rod 5, universal wheels 9 are movably connected to both sides of the bottom of the fixing bar 8 through bearings, the lower case 1 is provided to fix the inner stabilizing post 2 and the second fixture block 6, thereby preventing the apparatus from being damaged by shifting the positions of the stabilizing post 2 and the second fixture block 6 due to the weight of the apparatus, thereby preventing the apparatus from being damaged by the universal wheels 2, further preventing the apparatus from being easily operated by the shifting the fixture block 3, the fixture block 4 and the fixture block 9, thereby preventing the apparatus from being easily moving when the apparatus is used, the apparatus 4, preventing the apparatus from being damaged by the fixture block 9, and the apparatus 4, preventing the apparatus from being easily moving when the apparatus 4, and the apparatus is used, and the apparatus 4, preventing the apparatus from being damaged by the apparatus being used by the universal wheels 9, thereby can satisfy user's user demand, the ball curtain projection presentation device volume of having solved is great, the individual removal of being not convenient for, though remove through at the bottom mounting wheel, but the stable effect of wheel is very poor, leads to presentation device to appear offset's the condition easily in the demonstration in-process, influences the projected sight of ball curtain, and presentation device adopts fixed mounting more moreover, and is unable rotatory, the problem that can't be abundant satisfy user's watching and use experience.

Specifically, all there is holding down plate 10 all around at 1 top of lower box, holding down plate 10's top fixedly connected with casing 11 through setting up holding down plate 10, has played the effect of fixing casing 11 and spring 12, has avoided casing 11 and spring 12 to position shift in the process that uses to lead to the problem that the equipment component appears damaging, with this life who has prolonged mechanical component.

Specifically, the inner cavity of the housing 11 is provided with a spring 12, and the bottom of the spring 12 is fixedly connected with the lower pressing plate 10.

Specifically, the top swing joint of spring 12 has top board 14, the bottom fixedly connected with spliced pole 13 of top board 14, and the surface of spliced pole 13 is located to spring 12 cover, box 15 on the top fixedly connected with of top board 14 through setting up casing 11, spring 12, spliced pole 13 and top board 14, has reached and has carried out absorbing effect at the removal in-process to equipment, has avoided equipment to lead to the condition that the damage appears in equipment inner member because of vibrations at the removal in-process to this security that has improved equipment.

Specifically, there is the column spinner 16 bottom of going up the box 15 inner chamber through bearing swing joint, and the outside of supreme box 15 is run through at the top of column spinner 16, the fixed surface of column spinner 16 is connected with from driving wheel 17, through setting up box 15, has played and has fixed and guard action to last box 15 internal component to this improve equipment stability in the use.

Specifically, the top fixedly connected with rotor plate 21 of column 16, the top fixedly connected with projection box 22 of rotor plate 21 has played the effect of fixed projection box 22 through setting up rotor plate 21, has avoided projection box 22 to appear the condition of empting in the use, and then the security when having improved equipment and using.

Specifically, go up the right side fixedly connected with motor 18 of 15 inner chamber bottoms of box, the lower extreme fixedly connected with link 19 on motor 18 surface, and the bottom of link 19 passes through bolt and last box 15 threaded connection, sets up link 19, has played the effect of fixed motor 18, has avoided motor 18 to appear offset in the use, and then has improved the stability of motor 18 in the use.

Specifically, the output shaft fixedly connected with action wheel 20 of motor 18, and action wheel 20 meshes from driving wheel 17, through setting up column spinner 16, from driving wheel 17, motor 18 and action wheel 20, has reached and has driven rotor plate 21 and projection box 22 pivoted effect, makes equipment can carry out the regulation of angle according to user's demand to this has improved user's viewing experience.

When the demonstration device is required to be moved, the electric push rod 4 is started through the external controller, the support rod 5 is pushed to move through the output end of the electric push rod 4 and moves downwards under the coordination of the second fixture block 6, meanwhile, the support rod 5 drives the fixing strip 8 and the universal wheel 9 to move downwards, when the universal wheel 9 is contacted with the ground, the lower box body 1 can be lifted away from the ground, so that the lower box body 1 is kept in a suspended state, the device can be moved through the universal wheel 9, when the device demonstration device is required to be fixed, the output end of the electric push rod 4 is controlled to reset through the external controller, meanwhile, the output end of the electric push rod 4 drives the support rod 5 to move upwards, the support rod 5 drives the fixing strip 8 to move through the third fixture block 7, then the fixing strip 8 drives the universal wheel 9 to move, so that the universal wheel 9 moves towards the inner cavity of the lower box body 1, and the universal wheel 9 is retracted into the lower box body 1, the bottom of the lower box body 1 is contacted with the ground, so as to support and fix the mechanism at the top of the lower box body 1, when the projection box 22 needs to rotate, the motor 18 is started through the peripheral controller, the driving wheel 20 is driven by the output shaft of the motor 18 to rotate, the driving wheel 20 drives the driven wheel 17 and the rotating column 16 to rotate, then the rotating column 16 drives the rotating plate 21 and the projection box 22 to rotate, so as to adjust the angle of the projection box 22, thereby improving the watching experience of a user, solving the problems that the ball curtain projection demonstration device has large volume and is not convenient for individual movement, and although the wheel is arranged at the bottom to move, the wheel has poor stabilizing effect, so that the situation of position deviation is easy to occur in the demonstration process of the demonstration device, the ornamental value of the ball curtain projection is influenced, and the demonstration device is mostly fixedly arranged, the rotation cannot be realized, and the watching and using experience of a user cannot be fully met.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a presentation device is used in projection of multi-media ball curtain, includes box (1) down, its characterized in that: the utility model discloses a stable column, including box (1) inner chamber, top fixedly connected with of lower box (1) inner chamber stabilizes post (2), the equal fixedly connected with first fixture block (3) in front side and the rear side of stabilizing post (2), the inner chamber of first fixture block (3) has electric putter (4) through pivot swing joint, the output of electric putter (4) has bracing piece (5) through pivot swing joint, one end fixedly connected with second fixture block (6) of bracing piece (5), and one side and lower box (1) fixed connection of bracing piece (5) are kept away from in second fixture block (6), the other end of bracing piece (5) has third fixture block (7) through pivot swing joint, one side fixedly connected with fixed strip (8) of bracing piece (5) are kept away from in third fixture block (7), the both sides of fixed strip (8) bottom all have universal wheel (9) through bearing swing joint.

2. A presentation device for multimedia dome projection according to claim 1, wherein: all there is holding down plate (10) all through bolt threaded connection around lower box (1) top, the top fixedly connected with casing (11) of holding down plate (10).

3. A presentation device for multimedia dome projection according to claim 2, wherein: the inner cavity of the shell (11) is provided with a spring (12), and the bottom of the spring (12) is fixedly connected with the lower pressing plate (10).

4. A presentation device for multimedia dome projection according to claim 3, wherein: the top swing joint of spring (12) has top board (14), the bottom fixedly connected with spliced pole (13) of top board (14), and the surface of spliced pole (13) is located in spring (12) cover, box (15) are gone up to the top fixedly connected with of top board (14).

5. A presentation device for multimedia dome projection according to claim 4, wherein: go up the bottom of box (15) inner chamber and have column spinner (16) through bearing swing joint, and the outside of supreme box (15) is run through at the top of column spinner (16), the fixed surface of column spinner (16) is connected with from driving wheel (17).

6. A presentation device for multimedia dome projection according to claim 5, wherein: the top of the rotating column (16) is fixedly connected with a rotating plate (21), and the top of the rotating plate (21) is fixedly connected with a projection box (22).

7. A presentation device for multimedia dome projection according to claim 4, wherein: the right side fixedly connected with motor (18) of last box (15) inner chamber bottom, the lower extreme fixedly connected with link (19) on motor (18) surface, and the bottom of link (19) passes through bolt and last box (15) threaded connection.

8. A presentation device for multimedia dome projection according to claim 7, wherein: an output shaft of the motor (18) is fixedly connected with a driving wheel (20), and the driving wheel (20) is meshed with the driven wheel (17).