CN113142911B

CN113142911B - Ceramic exhibition cabinet and use method thereof

Info

Publication number: CN113142911B
Application number: CN202110543651.5A
Authority: CN
Inventors: 王旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-12-23
Anticipated expiration: 2041-05-19
Also published as: CN113142911A

Abstract

The invention discloses a ceramic exhibition cabinet and a using method thereof, and the ceramic exhibition cabinet comprises an outer cabinet body, wherein the outer cabinet body comprises an upper shell and a lower shell, a first moving groove which penetrates through the upper shell and the lower shell up and down is arranged in the upper shell, a second moving groove with an upward opening is arranged in the lower shell, and a telescopic rod is arranged in the bottom wall of the second moving groove; according to the invention, ceramics are stored in the first moving groove, the outer cabinet body is used for protecting the ceramics, the triangular cone made of transparent materials is placed on the top surface of the outer cabinet body, 3D holographic images of the ceramics are formed in the triangular cone by using playing equipment for viewing, the outer cabinet body is divided into the upper shell and the lower shell, the upper shell and the lower shell are controlled to be separated through the telescopic shell and the connecting rod, the ceramics stored in the outer cabinet body can be exposed after the upper shell and the lower shell are separated, and the periphery of the ceramics is protected through the explosion-proof transparent plate, so that a real object can be conveniently viewed.

Description

Ceramic exhibition cabinet and use method thereof

Technical Field

The invention relates to the technical field of ceramics, in particular to a ceramic exhibition cabinet and a using method thereof.

Background

The ceramic is a general name of pottery and porcelain, and is also an industrial art article in China. The traditional ceramic handicraft in China is high in quality, beautiful in shape, high in artistic value and well known in the world.

The ceramic is brittle and can be broken after being impacted by certain strength, so that the ceramic needs to be carefully and safely protected when being viewed. Because the pottery is often used for vwatching, therefore protect ceramic place in transparent glass plate carry on the protection mostly when protecting ceramic, and the effect of this kind of protection depends on the intensity of glass plate completely, because can see the position that the pottery is located directly at the same time, as long as there is the striking that surpasss the intensity of glass plate just can directly damage the pottery, so this kind of protection exists not enoughly.

Disclosure of Invention

The invention aims to provide a ceramic display cabinet and a using method thereof, which are used for overcoming the defects in the prior art.

The ceramic display cabinet comprises an outer cabinet body, wherein the outer cabinet body comprises an upper shell and a lower shell, a first moving groove penetrating through the upper shell from top to bottom is formed in the upper shell, a second moving groove with an upward opening is formed in the lower shell, a telescopic rod is installed in the bottom wall of the second moving groove, a display board is fixedly arranged on the top surface of the telescopic rod, a covering device for closing the first moving groove is installed in the side wall of the first moving groove, four accommodating grooves with downward openings are formed in the bottom surface of the upper shell relative to the first moving groove, an explosion-proof transparent plate is connected in the accommodating grooves in a sliding mode, four telescopic grooves with downward openings are formed in the bottom surface of the upper shell, a telescopic shell is fixedly arranged on the top wall of the telescopic groove, a first sliding groove is formed in the telescopic shell, a partition plate with a through hole is fixedly arranged in the first sliding groove, a first piston is connected in the first sliding groove below the partition plate in a sliding mode, a connecting rod is fixedly arranged on the bottom surface of the first piston, a connecting rod is fixedly connected with a connecting block fixedly connected with the top surface of the lower shell, a control cavity, a triangular cone cover is installed on the outer shell, and a triangular cone cover capable of controlling the piston to move up and down.

Optionally, the covering device includes about the rotation groove of a shifting chute bilateral position symmetry, it is connected with first axis of rotation to rotate between the wall around the groove to rotate, first axis of rotation on set firmly can with show board left and right sides engaged first gear, first gear front side first axis of rotation has set firmly first band pulley, first axis of rotation top rotate between the groove front and back wall and be connected with the second axis of rotation, rotate in the second axis of rotation and be connected with the second gear, the second gear front side second axis of rotation has set firmly the second band pulley, the second band pulley with through belt drive between the first band pulley, the rotation groove upside be equipped with the second sliding tray of shifting chute intercommunication, second sliding tray sliding connection with second gear engagement's closed plate, closed plate sliding connection with the restriction lever of second sliding chute lateral wall fixed connection.

Optionally, the mobile device including set firmly in the mounting bracket of control chamber roof, double-shaft motor has set firmly on the mounting bracket, side-mounting has the third axis of rotation about double-shaft motor has set firmly about the first bevel gear of double-shaft motor position symmetry in the third axis of rotation, be equipped with in the control chamber diapire with No. three shifting chutes of holding the groove intercommunication, no. three shifting chutes sliding connection have with explosion-proof transparent plate top surface fixed connection's bracing piece, no. three shifting chutes have set firmly on the wall of the left and right sides of shifting chute and limit piece sliding connection's slide, be equipped with the ascending thread groove of opening in the bracing piece, thread groove female connection have with the mounting bracket rotates the fourth axis of rotation of being connected, fourth axis of rotation top set firmly with first bevel gear meshed's second bevel gear.

Optionally, the third axis of rotation runs through the mounting bracket just unidirectional rotation is connected with the third gear in the third axis of rotation, the third gear below rotate on the control chamber lateral wall be connected with third gear engagement's toothed disc, the control chamber bottom surface has set firmly the air pump, toothed disc terminal surface rotate be connected with the control lever that the air pump is connected, install in the air pump and run through go up the intake pipe of shell lateral surface, still install in the air pump with the gas tube of first sliding tray intercommunication, the installation piece has set firmly on the control chamber diapire, be equipped with the ascending dashpot of opening in the installation piece, sliding connection has the second piston in the dashpot, second piston bottom surface with through spring fixed connection between the dashpot diapire, the intercommunication is equipped with and runs through the outlet duct of installation piece top surface in the dashpot lateral wall, install in the dashpot diapire with the blast pipe of first sliding tray intercommunication, unidirectional rotation is connected with the rolling disc in the third axis of rotation, install on the rolling disc with second piston top surface fixed connection's intercommunication, the intercommunication is equipped with the cable wire rope groove that runs through go up the shell in the control lateral wall.

Optionally, a single valve is installed in the air inlet pipe and the air charging pipe.

Optionally, the placing shell and the triangular cone are made of transparent materials.

A use method of a ceramic display cabinet comprises the following specific steps:

firstly, placing ceramic on a display board, then starting a telescopic rod to drive the display board and the ceramic placed on the display board to move downwards to enter a second moving groove, wherein the top surface of the display board and the top surface of a lower shell are at the same horizontal height, in the moving process of moving the display board downwards, the display board drives a first gear to rotate anticlockwise, the first gear drives a first anticlockwise belt pulley to rotate through a first rotating shaft, the first belt pulley drives a second belt pulley to rotate anticlockwise through a belt, the second belt pulley drives a second gear to rotate anticlockwise through a second rotating shaft, the second gear drives a sealing plate to move towards the first moving groove to seal the top of the first moving groove, then covering a triangular cone on the top surface of the upper shell, placing a playing device on a placing shell and aligning a picture with the triangular cone, then playing a holographic image of the ceramic, and forming a D holographic image in the triangular cone;

secondly, if a real object needs to be seen, a double-shaft motor is started to drive a third rotating shaft to rotate, the third rotating shaft drives a first bevel gear to rotate, the first bevel gear drives a second bevel gear to rotate, the second bevel gear drives a fourth rotating shaft to rotate, a support rod can move up and down along with the rotation of the fourth rotating shaft, so that an explosion-proof transparent plate is driven to move up and down, meanwhile, the third rotating shaft drives a third gear to rotate, the third gear drives a gear disc to rotate, the gear disc drives an air pump to work through a control rod, the air pump introduces air into a first sliding groove through an inflation pipe, after the air pressure in the first sliding groove is increased, a first piston can move downwards relative to a partition plate, namely, a telescopic shell moves upwards, the telescopic shell drives an upper shell to move upwards, the upper shell can expose the ceramic placed on the display plate after moving upwards, and meanwhile, the explosion-proof transparent plate moves downwards to cover around the ceramic to protect the ceramic;

thirdly, during resetting, the double-shaft motor rotates reversely to drive the explosion-proof transparent plate to move upwards, meanwhile, the third gear does not rotate and the rotating disc rotates, the rotating disc drives the steel cable to move upwards after rotating, the steel cable drives the second piston to move upwards after moving upwards so that the air outlet pipe is communicated with the buffer groove, then under the action of gravity, air in the first sliding groove enters the buffer groove through the exhaust pipe and then enters the control cavity through the air outlet pipe, and the air pressure in the control cavity is kept stable through the communicating groove;

and fourthly, driving a first gear to rotate clockwise when the display board moves upwards, driving a first clockwise belt wheel to rotate by the first gear through a first rotating shaft, driving a second clockwise belt wheel to rotate clockwise by the first belt wheel through a belt, driving a second clockwise belt wheel to rotate clockwise by the second belt wheel through a second rotating shaft, and driving the sealing board to move towards the direction away from the first moving groove by the second gear to open the first moving groove.

The invention has the beneficial effects that:

firstly, the ceramic is contained in the first moving groove, the ceramic is protected by the outer cabinet body, the triangular cone made of transparent materials is placed on the top surface of the outer cabinet body, the placing shell covers the triangular cone, playing equipment can be placed on the placing shell when the ceramic cabinet is used, a 3D holographic image of the ceramic can be formed in the triangular cone by playing a film of the holographic image, the ceramic cabinet is convenient to view, the ceramic is protected in the outer cabinet body, the position of the ceramic can be masked, the strength of the outer cabinet body has great advantages compared with that of a glass plate, and a better protection effect can be achieved;

the second still is divided into shell and lower shell with the external cabinet body simultaneously to shell and lower shell's separation can expose the internal pottery of accomodating in external cabinet after will going up shell and lower shell separation through flexible shell and connecting rod control, protect around the pottery through explosion-proof transparent plate simultaneously, conveniently vwatch the material object.

Drawings

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Fig. 1 is a schematic structural view of a ceramic showcase of the present invention;

fig. 2 is a schematic view of the internal structure of the outer cabinet of fig. 1;

FIG. 3 isbase:Sub>A schematic view of the structure at A-A in FIG. 2;

FIG. 4 is a schematic view of the support rod of FIG. 2;

FIG. 5 is a schematic view of the structure of FIG. 2 at the mounting block;

fig. 6 is a schematic view showing a coupling structure of the third rotating shaft and the rotating disk in fig. 2;

FIG. 7 is a schematic view of the internal structure of FIG. 1;

fig. 8 is a schematic view of the internal structure of the cover device of fig. 7.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 8, the ceramic display cabinet according to the embodiment of the present invention includes an outer cabinet body 70, the outer cabinet body 70 includes an upper casing 13 and a lower casing 15, a first moving groove 42 penetrating vertically is provided in the upper casing 13, a second moving groove 33 having an upward opening is provided in the lower casing 15, an expansion link 54 is installed in the bottom wall of the second moving groove 33, a display board 12 is fixedly installed on the top surface of the expansion link 54, a covering device 101 for closing the first moving groove 42 is installed in the side wall of the first moving groove 42, four storage grooves 32 having a downward opening are annularly provided in the bottom surface of the upper casing 13 with respect to the first moving groove 42, an explosion-proof transparent plate 31 is slidably connected in the storage grooves 32, four expansion grooves 28 having a downward opening are provided in the bottom surface of the upper casing 13, an expansion casing 23 is fixedly provided on the top wall of the expansion groove 28, a first sliding groove 24 is provided in the expansion casing 23, a partition plate 25 having a through hole is fixedly provided in the first sliding groove 24, a first sliding connection plate 26 is slidably connected in the first sliding groove 24 below the partition plate 25, a connection rod 26 is provided in the bottom surface of the expansion casing 14, a connection rod 14 is fixedly provided in the top surface of the expansion casing 11, and a triangular pyramid housing 11, and a triangular pyramid control device, and a triangular pyramid control mechanism for controlling the movement of the triangular pyramid 15, and a triangular pyramid control cover 11.

Preferably, the covering device 101 includes a rotation groove 55 symmetrical with respect to the first movement groove 42 in the left-right direction, a first rotation shaft 57 is rotatably connected between the front and rear walls of the rotation groove 55, a first gear 56 capable of engaging with the left and right side surfaces of the display board 12 is fixedly arranged on the first rotation shaft 57, a first pulley 58 is fixedly arranged on the first rotation shaft 57 in front of the first gear 56, a second rotation shaft 62 is rotatably connected between the front and rear walls of the rotation groove 55 above the first rotation shaft 57, a second gear 60 is rotatably connected on the second rotation shaft 62 in front of the second gear 60, a second pulley 61 is fixedly arranged on the second rotation shaft 62 in front of the second gear 60, the second pulley 61 and the first pulley 58 are transmitted through a belt 59, a second sliding groove 66 communicating with the first movement groove 42 is arranged on the upper side of the rotation groove 55, a closing plate 63 engaged with the second gear 60 is slidably connected in the second sliding groove 66, and a limiting rod 64 fixedly connected with the side wall of the second sliding groove 66 is slidably connected in the closing plate 63 to close the movement groove 42.

Preferably, the moving device 102 includes an installation frame 37 fixedly installed on the top wall of the control chamber 36, a double-shaft motor 41 is fixedly installed on the installation frame 37, third rotating shafts 17 are installed on the left and right side surfaces of the double-shaft motor 41, first bevel gears 39 symmetrical to the position of the double-shaft motor 41 are fixedly installed on the third rotating shafts 17, two third moving grooves 47 communicated with the accommodating groove 32 are arranged in the bottom wall of the control chamber 36, support rods 43 fixedly connected with the top surface of the explosion-proof transparent plate 31 are slidably connected to the third moving grooves 47, limiting blocks 45 are fixedly installed on the left and right walls of the third moving grooves 47, slideways 46 slidably connected with the limiting blocks 45 are arranged on the side surfaces of the support rods 43, upward-opened thread grooves 44 are arranged in the support rods 43, fourth bevel gears 38 rotatably connected with the installation frame 37 are connected to the thread rotating shafts 44 through internal threads, and second bevel gears 38 fixedly engaged with the first bevel gears 39 are arranged at the top ends of the fourth rotating shafts 40.

Preferably, third axis of rotation 17 runs through mounting bracket 37 and be in unidirectional rotation is connected with third gear 16 on the third axis of rotation 17, third gear 16 below rotate on the lateral wall of control chamber 36 be connected with the toothed disc 18 of third gear 16 meshing, control chamber 36 bottom surface has set firmly air pump 20, toothed disc 18 terminal surface rotate be connected with the control lever 19 that air pump 20 is connected, install in the air pump 20 and run through the intake pipe 21 of going up the shell 13 lateral surface, still install in the air pump 20 with the gas tube 22 of first sliding tray 24 intercommunication, the installation piece 48 has set firmly on the control chamber 36 diapire, be equipped with the ascending buffer slot 50 of opening in the installation piece 48, sliding connection has second piston 52 in the buffer slot 50, second piston 52 bottom surface with through spring 51 fixed connection between the 50 diapire of buffer slot, the intercommunication is equipped with the outlet duct 53 that runs through the top surface of installation piece 48 in the buffer slot 50 lateral wall, install in the buffer slot 50 diapire with the axis of rotation 49 of first sliding tray 24 intercommunication, unidirectional rotation is connected with on the third axis of rotation 17, install on the buffer slot 34 and the lateral wall of second sliding tray 34 and the control piston 35 intercommunication of the control shell 13, the intercommunication of the lateral wall of the control slot 35.

Preferably, a single valve is installed in the intake pipe 21 and the inflation pipe 22.

Preferably, the placing shell 72 and the triangular pyramid 11 are made of transparent materials.

firstly, placing ceramic on a display board 12, then starting an expansion link 54 to drive the display board 12 and the ceramic placed on the display board 12 to move downwards to enter a second moving groove 33, wherein the top surface of the display board 12 and the top surface of a lower shell 15 are at the same horizontal height, in the moving process of moving the display board 12 downwards, the display board 12 drives a first gear 56 to rotate anticlockwise, the first gear 56 drives a first anticlockwise pulley 58 to rotate through a first rotating shaft 57, the first pulley 58 drives a second pulley 61 to rotate anticlockwise through a belt 59, the second pulley 61 drives a second gear 60 to rotate anticlockwise through a second rotating shaft 62, the second gear 60 drives a closing plate 63 to move inwards a first moving groove 42 to close the top of the first moving groove 42, then covering a triangular cone 11 on the top surface of the upper shell 13, placing a playing device on a placing shell 72 and aligning a picture with the triangular cone 11, then playing a holographic image of the ceramic, and forming a 3D holographic image inside the triangular cone 11;

secondly, if a real object needs to be seen, the double-shaft motor 41 is started to drive the third rotating shaft 17 to rotate, the third rotating shaft 17 drives the first bevel gear 39 to rotate, the first bevel gear 39 drives the second bevel gear 38 to rotate, the second bevel gear 38 drives the fourth rotating shaft 40 to rotate, the supporting rod 43 can move up and down along with the rotation of the fourth rotating shaft 40, so that the anti-explosion transparent plate 31 is driven to move up and down, meanwhile, the third rotating shaft 17 drives the third gear 16 to rotate, the third gear 16 drives the gear disc 18 to rotate, the gear disc 18 drives the air pump 20 to work through the control rod 19, the air pump 20 introduces air into the first sliding groove 24 through the air charging pipe 22, after the air pressure in the first sliding groove 24 is increased, the first piston 26 can move down relative to the partition plate 25, namely, the telescopic shell 23 moves up, the telescopic shell 23 drives the upper shell 13 to move up, the ceramic placed on the display plate 12 can be exposed after the upper shell 13 moves up, and meanwhile, the anti-explosion transparent plate 31 moves down to cover around the ceramic to protect the ceramic;

thirdly, during resetting, the double-shaft motor 41 rotates reversely to drive the explosion-proof transparent plate 31 to move upwards, meanwhile, the third gear 16 does not rotate and the rotating disc 34 rotates, the rotating disc 34 rotates to drive the steel cable 35 to move upwards, the steel cable 35 moves upwards to drive the second piston 52 to move upwards so that the air outlet pipe 53 is communicated with the buffer groove 50, then, under the action of gravity, air in the first sliding groove 24 enters the buffer groove 50 through the exhaust pipe 49 and then enters the control cavity 36 through the air outlet pipe 53, and the pressure in the control cavity 36 is kept stable through the communicating groove 74;

fourthly, when the display board 12 moves upwards, the first gear 56 is driven to rotate clockwise, the first gear 56 drives the first clockwise pulley 58 to rotate through the first rotating shaft 57, the first pulley 58 drives the second pulley 61 to rotate clockwise through the belt 59, the second pulley 61 drives the second gear 60 to rotate clockwise through the second rotating shaft 62, and the second gear 60 drives the closing plate 63 to move towards the direction away from the first moving groove 42 to open the first moving groove 42.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a pottery exhibition cabinet, includes the outer cabinet body, its characterized in that: the outer cabinet body comprises an upper shell and a lower shell, a first moving groove which penetrates through the upper shell from top to bottom is formed in the upper shell, a second moving groove with an upward opening is formed in the lower shell, a telescopic rod is installed in the bottom wall of the second moving groove, a display board is fixedly arranged on the top surface of the telescopic rod, a covering device for closing the first moving groove is installed in the side wall of the first moving groove, four accommodating grooves with downward openings are formed in the bottom surface of the upper shell relative to the first moving groove, an explosion-proof transparent plate is connected in the accommodating grooves in a sliding manner, four telescopic grooves with downward openings are formed in the bottom surface of the upper shell, a telescopic shell is fixedly arranged on the top wall of each telescopic groove, a first sliding groove is formed in the telescopic shell, a partition plate with a through hole is fixedly arranged in the first sliding groove, a first piston is connected in the first sliding groove below the partition plate in a sliding manner, a connecting rod is fixedly arranged on the bottom surface of the first piston, a connecting block fixedly connected with the top surface of the lower shell is arranged on the bottom surface of the connecting rod, a control cavity is formed in the control cavity, a moving device capable of controlling the first piston and the explosion-proof piston to move up and down, a moving device capable of controlling the first piston and up and down is installed on the top surface of the display cover, and a triangular pyramid cover is installed on the upper shell;

the covering device comprises a rotating groove which is symmetrical about the left and right positions of the first moving groove, a first rotating shaft is rotationally connected between the front wall and the rear wall of the rotating groove, a first gear which can be meshed with the left side surface and the right side surface of the display board is fixedly arranged on the first rotating shaft on the front side of the first gear, a first belt wheel is fixedly arranged on the first rotating shaft on the front side of the first gear, a second rotating shaft is rotationally connected between the front wall and the rear wall of the rotating groove above the first rotating shaft, a second gear is rotationally connected on the second rotating shaft, a second belt wheel is fixedly arranged on the second rotating shaft on the front side of the second gear, the second belt wheel and the first belt wheel are in belt transmission, a second sliding groove communicated with the first moving groove is arranged on the upper side of the rotating groove, a sealing plate meshed with the second gear is slidably connected in the second sliding groove, and a limiting rod fixedly connected with the side wall of the second sliding groove is slidably connected in the sealing plate;

the moving device comprises a mounting frame fixedly arranged on the top wall of the control cavity, a double-shaft motor is fixedly arranged on the mounting frame, a third rotating shaft is arranged on the left side surface and the right side surface of the double-shaft motor, first bevel gears symmetrical to the position of the double-shaft motor are fixedly arranged on the third rotating shaft, two moving grooves three communicated with the accommodating grooves are arranged in the bottom wall of the control cavity, supporting rods fixedly connected with the top surface of the explosion-proof transparent plate are connected in the moving grooves three in a sliding mode, limiting blocks are fixedly arranged on the left wall and the right wall of the moving grooves three in a sliding mode, sliding ways connected with the limiting blocks are arranged on the side surfaces of the supporting rods, thread grooves with upward openings are arranged in the supporting rods, a fourth rotating shaft rotatably connected with the mounting frame is connected in the thread grooves in a threaded mode, and a second bevel gear meshed with the first bevel gears is fixedly arranged at the top ends of the fourth rotating shaft;

the third axis of rotation runs through the mounting bracket just is in unidirectional rotation is connected with the third gear in the third axis of rotation, the third gear below rotate on the control chamber lateral wall be connected with third gear engagement's toothed disc, the control chamber bottom surface has set firmly the air pump, toothed disc terminal surface rotate be connected with the control lever that the air pump is connected, install in the air pump and run through go up the intake pipe of shell lateral surface, still install in the air pump with the gas tube of first sliding tray intercommunication, the installation piece has set firmly on the control chamber diapire, be equipped with the ascending dashpot of opening in the installation piece, sliding connection has the second piston in the dashpot, second piston bottom surface with through spring fixed connection between the dashpot diapire, the intercommunication is equipped with the outlet duct that runs through the installation piece top surface in the dashpot lateral wall, install in the dashpot diapire with the blast pipe of first sliding tray intercommunication, unidirectional rotation is connected with the rolling disc on the third, install on the rolling disc with second piston top surface fixed connection's axis of rotation, the intercommunication is equipped with the cable wire runs through in the control chamber lateral wall go up the shell lateral wall.

2. The ceramic showcase of claim 1, wherein: and the air inlet pipe and the air charging pipe are internally provided with single valves.

3. A ceramic showcase according to claim 2, wherein: the placing shell and the triangular cone are made of transparent materials.

4. The use method of the ceramic display cabinet as claimed in claim 3, wherein:

firstly, placing ceramic on a display board, then starting a telescopic rod to drive the display board and the ceramic placed on the display board to move downwards to enter a second moving groove, wherein the top surface of the display board and the top surface of a lower shell are at the same horizontal height, in the moving process of moving the display board downwards, the display board drives a first gear to rotate anticlockwise, the first gear drives a first anticlockwise belt pulley to rotate through a first rotating shaft, the first belt pulley drives a second belt pulley to rotate anticlockwise through a belt, the second belt pulley drives a second gear to rotate anticlockwise through a second rotating shaft, the second gear drives a sealing plate to move towards the first moving groove to seal the top of the first moving groove, then covering a triangular cone on the top surface of the upper shell, placing a playing device on a placing shell and aligning a picture with the triangular cone, then playing a holographic image of the ceramic, and forming a 3D holographic image in the triangular cone;

secondly, if a real object needs to be seen, a double-shaft motor is started to drive a third rotating shaft to rotate, the third rotating shaft drives a first bevel gear to rotate, the first bevel gear drives a second bevel gear to rotate, the second bevel gear drives a fourth rotating shaft to rotate, a support rod can move up and down along with the rotation of the fourth rotating shaft, so that an explosion-proof transparent plate is driven to move up and down, meanwhile, the third rotating shaft drives a third gear to rotate, the third gear drives a gear disc to rotate, the gear disc drives an air pump to work through a control rod, the air pump introduces air into a first sliding groove through an inflation pipe, after the air pressure in the first sliding groove is increased, a first piston can move downwards relative to a partition plate, namely, a telescopic shell moves upwards, the telescopic shell drives an upper shell to move upwards, the upper shell can expose ceramic placed on a display plate after moving upwards, and meanwhile, the explosion-proof transparent plate moves downwards to cover around the ceramic to protect the ceramic;