CN216772188U

CN216772188U - Replaceable 3D holographic projection table

Info

Publication number: CN216772188U
Application number: CN202123313449.8U
Authority: CN
Inventors: 蒋超然
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-17
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a replaceable 3D holographic projection table which comprises a base, wherein a wireless charging module is embedded in the center of the top end of the base, a lifting assembly is arranged on the outer side of the wireless charging module, a supporting frame is fixedly connected to the top side of the lifting assembly, a prism cover is fixedly connected to the inner side of the supporting frame, magnetic suction blocks are fixedly connected to corners of the prism cover, and a prism fixing assembly is arranged at opposite corners of the top side of the supporting frame. In the utility model, the prism which meets the requirement is aligned and embedded into the prism cover, and simultaneously, each magnetic suction block is used for sucking the metal reinforcing part at the edge of the prism, so that the small prism can be stably installed in the prism cover, and when a large prism is installed, a user can clamp and fix the opposite angles at the two sides of the prism through the prism fixing component, thereby avoiding the prism from deviating, facilitating smooth projection, and expanding the application range of the device.

Description

Replaceable 3D holographic projection table

Technical Field

The utility model relates to the technical field of holographic projection, in particular to a replaceable 3D holographic projection table.

Background

Holographic projection is a virtual image that represents a three-dimensional solid on a transparent medium by the principles of interference and diffraction. Holographic projection not only can present a phantom, but also can enable a person who watches to interact with the phantom, so that the presented scene can be painted with sound and drawn colors, virtually tested at the illusion and quite visual. The holographic projection is composed of a stereo model scene, a modeling lamp tube system, an optical imaging system, a sound system and the like. Even in a larger scene, the complex production line can be vividly displayed, and is suitable for occasions such as exhibition display, markets, museums and the like.

At present, the existing holographic projection table can only be used for fixing a prism with one size, so that the projection table can only be adapted to one playing device and the size of an actual visible area is fixed, a user can not replace a larger or smaller prism according to the needs of the user, and then the projection range can not be changed as required.

Therefore, there is a need to provide an alternative 3D holographic projection table to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to solve the drawbacks of the prior art and to provide an alternative 3D holographic projection table.

In order to solve the technical problems, the replaceable 3D holographic projection table provided by the utility model comprises a base, wherein a wireless charging module is embedded in the center of the top end of the base, a lifting assembly is arranged on the outer side of the wireless charging module, a supporting frame is fixedly connected to the top side of the lifting assembly, a prism cover is fixedly connected to the inner side of the supporting frame, magnetic attraction blocks are fixedly connected to corners of the prism cover, a prism fixing assembly is arranged at the opposite corners of the top side of the supporting frame, stroke grooves are respectively formed in the top end of the base, close to two sides of the wireless charging module, a second lead screw is rotatably connected between the two stroke grooves, threads on two sides of the outer surface of the second lead screw are oppositely arranged, two ends of the second lead screw extend to the outer side of the base and are fixedly connected with a second rotating head, and movable blocks are slidably connected to the inner sides of the two stroke grooves, and the movable block is in threaded connection with the outer surface of the second lead screw.

Preferably, lifting unit includes inner chamber, worm, two worm wheels, two first lead screws, two swivel nuts, the inner bottom side of base is seted up to the inner chamber, the worm rotates to be connected in the inboard of inner chamber, and the one end of worm extends to the outside of base, two the worm wheel meshes respectively and connects in the surface both sides of worm, two first lead screw all rotates and connects in the inboard of inner chamber, and first lead screw fixed connection is respectively in the center department of worm wheel, two first lead screw all extends to the top side of base, two the swivel nut is threaded connection respectively in the surface of two first lead screws, and swivel nut fixed connection is in the bottom of carriage, two the swivel nut is located the base top respectively and keeps away from the both sides of movable block.

Preferably, the top of the base is fixedly connected with a limiting sleeve corresponding to the position of the threaded sleeve, and the threaded sleeve is slidably connected to the inner side of the limiting sleeve.

Preferably, the two ends of the first screw rod, which are far away from the inner cavity, are fixedly connected with first rotating heads.

Preferably, the prism fixing assembly comprises two third lead screws, the third lead screws are respectively connected to opposite corners of two sides of the supporting frame in a rotating mode, the third lead screws are parallel to corner lines of adjacent prism covers, and the outer surfaces of the third lead screws are respectively in threaded connection with limiting side frames.

Preferably, the bottom ends of the two third lead screws extend to the bottom side of the supporting frame and are fixedly connected with third rotating heads.

Compared with the related art, the replaceable 3D holographic projection table provided by the utility model has the following beneficial effects:

(1) the utility model provides a replaceable 3D holographic projection table, which is characterized in that a screen of a large-screen playing device such as a mobile phone or a flat plate is upwards and horizontally placed on a wireless charging module of a base, so that the device supporting wireless charging can keep a long-time endurance.

(2) The utility model provides a replaceable 3D holographic projection table, which drives a second lead screw to rotate by rotating a second rotating head on any side, so that movable blocks on two sides move relatively, playing equipment is stably clamped in the middle position of the top end of a base, the playing equipment is prevented from shifting, and the playing equipment is convenient to align to the center of a prism cover.

(3) The utility model provides a replaceable 3D holographic projection table, which aims at and embeds a prism meeting the requirement into a prism cover, and simultaneously, each magnetic suction block adsorbs a metal reinforcing piece at the edge of the prism, so that a small prism can be stably installed in the prism cover, and when a large prism is installed, a user can clamp and fix the opposite angles at two sides of the prism through a prism fixing component, thereby avoiding the prism from deviating, facilitating smooth projection, and expanding the application range of the device.

(4) The utility model provides a replaceable 3D holographic projection table, which drives a supporting frame and a prism to lift through a lifting component, so that the distance between a playing device and the prism can be accurately controlled, and a picture can be more accurately displayed in a display area.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the support frame according to the present invention;

fig. 3 is a schematic view of the internal structure of the base of the present invention.

Reference numbers in the figures: 1. a base; 101. an inner cavity; 2. a worm; 201. a first swivel; 3. a worm gear; 4. a first lead screw; 5. a movable block; 6. a stroke slot; 7. a threaded sleeve; 8. a limiting sleeve; 9. a wireless charging module; 10. a second lead screw; 1001. a second rotary head; 11. a support frame; 12. a prism cover; 13. a magnetic block; 14. a third lead screw; 1401. a third rotary head; 15. and a limiting side frame.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Referring to fig. 1-3, a replaceable 3D holographic projection table includes a base 1, a wireless charging module 9 embedded in the center of the top end of the base 1, a lifting assembly disposed outside the wireless charging module 9, a supporting frame 11 fixedly connected to the top side of the lifting assembly, a prism cover 12 fixedly connected to the inner side of the supporting frame 11, magnetic attraction blocks 13 fixedly connected to the corners of the prism cover 12, prism fixing assemblies disposed at the opposite corners of the top side of the supporting frame 11, stroke slots 6 disposed on the top end of the base 1 near the wireless charging module 9, a second lead screw 10 rotatably connected between the two stroke slots 6, threads on two sides of the outer surface of the second lead screw 10 are arranged oppositely, two ends of the second lead screw 10 extend to the outer side of the base 1 and are fixedly connected with a second rotating head 1001, movable blocks 5 are connected to the inner sides of the two stroke grooves 6 in a sliding mode, and the movable blocks 5 are connected to the outer surface of the second lead screw 10 in a threaded mode;

the mobile phone or flat plate large screen playing device is horizontally placed on the wireless charging module 9 of the base 1 with the screen facing upwards, so that the device supporting wireless charging can keep long-time endurance, then the second rotating head 1001 on any side is rotated to drive the second screw rod 10 to rotate, so that the movable blocks 5 on both sides move relatively, so that the playing device is stably clamped at the top middle position of the base 1, the playing device is prevented from shifting, the playing device is convenient to align at the center of the prism cover 12, the prism meeting the requirement is aligned and embedded in the prism cover 12, meanwhile, the magnetic suction blocks 13 attract metal reinforcing parts at the edge of the prism, so that a small prism can be stably installed in the prism cover 12, when a large prism is installed, a user can clamp and fix the opposite corners of the prism through the prism fixing component, thereby preventing the prism from shifting, the projection is convenient and smooth, so that the application range of the device is expanded;

drive the lift of carriage 11 and prism through lifting unit to the control playback devices that can be accurate and the interval of prism can let the more accurate presentation of picture in the region that shows.

In a further scheme, the lifting assembly comprises an inner cavity 101, a worm 2, two worm wheels 3, two first lead screws 4 and two screw sleeves 7, the inner cavity 101 is arranged at the inner bottom side of the base 1, the worm 2 is rotatably connected at the inner side of the inner cavity 101, one end of the worm 2 extends to the outer side of the base 1, the two worm wheels 3 are respectively connected at two sides of the outer surface of the worm 2 in a meshing manner, the two first lead screws 4 are rotatably connected at the inner side of the inner cavity 101, the first lead screws 4 are respectively and fixedly connected at the centers of the worm wheels 3, the two first lead screws 4 extend to the top side of the base 1, the two screw sleeves 7 are respectively and threadedly connected at the outer surfaces of the two first lead screws 4, the screw sleeves 7 are fixedly connected at the bottom end of the supporting frame 11, the two screw sleeves 7 are respectively positioned at two sides of the top of the base 1 away from the movable block 5,

through adopting above-mentioned technical scheme, through drive worm 2 at the internal chamber 101 internal rotation, worm 2 can drive the worm wheel 3 rotation of both sides in the pivoted, consequently the first lead screw 4 of both sides can be driven simultaneously, the corresponding swivel nut 7 of the first lead screw 4 simultaneous drive of both sides and then drive braced frame 11 and prism cover 12 go up and down, the interval of control playback devices and prism that can be accurate can let the more accurate presentation of picture in the region that shows.

In a further proposal, the top end of the base 1 corresponding to the position of the threaded sleeve 7 is fixedly connected with a limit sleeve 8, the threaded sleeve 7 is connected with the inner side of the limit sleeve 8 in a sliding way,

through adopting above-mentioned technical scheme, can restrict swivel nut 7 through stop collar 8, avoid swivel nut 7 to take place to rotate wherein, can avoid first lead screw 4 directly to expose in the external world simultaneously, avoid first lead screw 4 surface to twist debris.

In a further scheme, two ends of the first lead screw 4 far away from the inner cavity 101 are fixedly connected with a first rotating head 201,

by adopting the above technical solution, the first rotating head 201 is provided to facilitate the user to rotate the worm 2 through the first rotating head.

In a further scheme, the prism fixing component comprises two third lead screws 14, the two third lead screws 14 are respectively and rotatably connected to opposite angles at two sides of the supporting frame 11, the edge lines of the third lead screws 14 and the adjacent prism covers 12 are parallel to each other, the outer surfaces of the two third lead screws 14 are both in threaded connection with a limiting side frame 15,

through adopting above-mentioned technical scheme, overlap the diagonal on the top of prism respectively with the spacing side frame 15 of both sides, make it drive spacing side frame 15 and slide downwards along the edge of prism through rotating third lead screw 14 to be convenient for stabilize the reinforcement to great prism, avoid great prism because of rocking the emergence and break away from in prism cover 12.

In a further scheme, the bottom ends of the third lead screws 14 extend to the bottom side of the supporting frame 11 and are fixedly connected with third rotating heads 1401,

by adopting the technical scheme, the third lead screw 14 can be conveniently rotated by a user through the third rotary head 1401.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The replaceable 3D holographic projection table is characterized by comprising a base (1), a wireless charging module (9) is embedded in the center of the top end of the base (1), a lifting assembly is arranged on the outer side of the wireless charging module (9), a supporting frame (11) is fixedly connected to the top side of the lifting assembly, a prism cover (12) is fixedly connected to the inner side of the supporting frame (11), magnetic suction blocks (13) are fixedly connected to corners of the prism cover (12), a prism fixing assembly is arranged at opposite corners of the top side of the supporting frame (11), stroke grooves (6) are formed in the top end of the base (1) and close to two sides of the wireless charging module (9), a second lead screw (10) is rotatably connected between the two stroke grooves (6), threads on two sides of the outer surface of the second lead screw (10) are oppositely arranged, two ends of the second lead screw (10) extend to the outer side of the base (1) and are fixedly connected with a second rotating head (1001), the inner sides of the two stroke grooves (6) are connected with movable blocks (5) in a sliding mode, and the movable blocks (5) are connected to the outer surface of the second lead screw (10) in a threaded mode.

2. The replaceable 3D holographic projection table according to claim 1, wherein the lifting assembly comprises an inner cavity (101), a worm (2), two worm wheels (3), two first lead screws (4), and two thread sleeves (7), the inner cavity (101) is opened at the inner bottom side of the base (1), the worm (2) is rotatably connected to the inner side of the inner cavity (101), one end of the worm (2) extends to the outer side of the base (1), the two worm wheels (3) are respectively engaged and connected to two sides of the outer surface of the worm (2), the two first lead screws (4) are respectively rotatably connected to the inner side of the inner cavity (101), the first lead screws (4) are respectively fixedly connected to the centers of the worm wheels (3), the two first lead screws (4) extend to the top side of the base (1), and the two thread sleeves (7) are respectively connected to the outer surfaces of the two first lead screws (4), and the threaded sleeves (7) are fixedly connected to the bottom end of the supporting frame (11), and the two threaded sleeves (7) are respectively positioned at two sides of the top of the base (1) far away from the movable block (5).

3. The replaceable 3D holographic projection table according to claim 2, wherein the top of the base (1) is fixedly connected with a position limiting sleeve (8) corresponding to the position of the screw sleeve (7), and the screw sleeve (7) is slidably connected to the inner side of the position limiting sleeve (8).

4. The replaceable 3D holographic projection table of claim 2, wherein a first swivel (201) is fixedly connected to both ends of the first lead screw (4) remote from the inner cavity (101).

5. The replaceable 3D holographic projection table according to claim 1, wherein the prism fixing assembly comprises two third lead screws (14), the two third lead screws (14) are respectively connected to two opposite corners of the supporting frame (11) in a rotating manner, the edge lines of the third lead screws (14) and the adjacent prism cover (12) are parallel to each other, and a limiting side frame (15) is connected to the outer surfaces of the two third lead screws (14) in a threaded manner.

6. The replaceable 3D holographic projection table of claim 5, wherein the bottom ends of both of the third lead screws (14) extend to the bottom side of the support frame (11) and are fixedly connected with a third swivel (1401).