CN114916802B

CN114916802B - Cultural relic display device convenient to angle regulation

Info

Publication number: CN114916802B
Application number: CN202210501818.6A
Authority: CN
Inventors: 吴春红
Original assignee: Jiangxi Modern Polytechnic College
Current assignee: Jiangxi Modern Polytechnic College
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2023-05-16
Anticipated expiration: 2042-05-09
Also published as: CN114916802A

Abstract

The invention discloses a cultural relic display device convenient for angle adjustment, and belongs to the field of cultural relic display devices. A cultural relic display device convenient for angle adjustment, comprising: the exhibition stand, the fixed ring, the exhibition stand and the rotating plate; the exhibition stand is rotatably connected with a first mounting shaft; the first mounting shaft is fixedly mounted with the fixed ring; the display seat is arranged in the fixing ring; the display seat is fixedly provided with a second installation shaft; the second mounting shaft is rotationally connected with the fixed ring; the display seat is provided with a groove; the display seat is rotatably connected with a rotating shaft in the groove; the rotating shaft is rotatably connected with the rotating plate; compared with the prior art, the cultural relic display device convenient for angle adjustment can adjust the display angle of the cultural relics, and is convenient for tourists to view and photograph; meanwhile, damage to the cultural relics caused by falling down due to unstable gravity center can be avoided when the showcase is carried and moved.

Description

Cultural relic display device convenient to angle regulation

Technical Field

The invention relates to the field of cultural relic display devices, in particular to a cultural relic display device convenient for angle adjustment.

Background

The relics are relics left by human beings in the history development process. Various cultural relics reflect the social activities, social relations, consciousness forms of human beings in various historic periods from different sides, and the conditions of utilizing nature, modifying nature and then ecological environment are valuable historic cultural heritage of human beings, so the country stores the cultural heritage in places such as museums with facilities capable of safely keeping the cultural heritage. In addition, in order to enable common people to conveniently view cultural heritage, the museum displays the cultural heritage in a display cabinet which can be seen through the inside, such as porcelain cultural relics. Most of the existing showcases can only watch external patterns of porcelain by winding around the showcases, so that time is wasted, and even some showcases placed close to walls can not watch the full view of cultural relics, so that visitors lose watching interests; therefore, the cultural relic display device convenient for adjusting the angle is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a cultural relic display device convenient for angle adjustment.

The aim of the invention can be achieved by the following technical scheme:

a cultural relic display device convenient for angle adjustment, comprising: the exhibition stand, the fixed ring, the exhibition stand and the rotating plate;

the exhibition stand is rotatably connected with a first mounting shaft; the first mounting shaft is fixedly mounted with the fixed ring; the display seat is arranged in the fixing ring; the display seat is fixedly provided with a second installation shaft; the second mounting shaft is rotationally connected with the fixed ring; the display seat is provided with a groove; the display seat is rotatably connected with a rotating shaft in the groove; the rotating shaft is rotatably connected with the rotating plate; sliding holes are symmetrically formed in the rotating plate; the rotary seat I is fixedly arranged on both sides of the sliding hole; the rotating seat is rotationally connected with a first screw rod; one side, close to the two first screw rods, of each screw rod is fixedly provided with a first bevel gear; the rotating shaft is fixedly provided with a bevel gear II; the bevel gear I is meshed with the bevel gear II; the sliding hole is connected with a sliding block in a sliding way; the first screw rod is in threaded connection with the sliding block; the sliding block is fixedly provided with a compression block; a soft cushion is arranged on one side of the compaction block, which is close to the compaction block; a limiting block is fixedly arranged on one compression block; the two compression blocks are propped against the limiting block; a clamping groove is formed in one side of the rotating plate; a chute is arranged at the bottom of the display seat; the sliding groove is connected with a sliding seat in a sliding way; the sliding seat is fixedly provided with a clamping block; the clamping block is propped against the clamping groove; two sides of the chute are fixedly provided with a rotating seat II; the second rotating seat is rotationally connected with a second screw rod; the second screw rod is in threaded connection with the sliding seat; the second screw rod and the rotating shaft are driven by a driving device.

Further, the driving device comprises a rotating wheel, a limiting wheel, a stirring column and a first gear with a tooth missing; the display seat is fixedly provided with a first driving seat, a second driving seat, a third driving seat and a fourth driving seat; the first driving shaft is rotatably connected with the driving seat; the first driving shaft is fixedly provided with the rotating wheel; the first driving shaft and the rotating shaft are fixedly provided with a sprocket six; the chain wheel six is connected through a chain; radial grooves are uniformly distributed on the circumference of the rotating wheel; the second driving seat is rotationally connected with a second driving shaft; the second driving shaft is fixedly provided with a swing arm and a limiting wheel; the limiting wheels are symmetrically provided with inner grooves; the toggle post is fixedly arranged on the swing arm; the stirring column is matched with the radial groove; the driving seat III is rotationally connected with a driving shaft III; the driving shaft III is fixedly provided with a swing rod I and a swing rod II; the swing rod I is fixedly provided with a swing rod column I; the first swing rod column abuts against the limiting wheel; the second swing rod is fixedly provided with a second swing rod column; the second swing rod column is arranged in one radial groove; the display seat is fixedly provided with a fixed column; the fixed column is fixedly provided with a first spring; the other end of the first spring is connected with the second swing rod; the driving seat IV is rotationally connected with a driving shaft IV; the driving shaft IV and the driving shaft II are fixedly provided with a chain wheel I; the first chain wheel is connected through a chain; the driving shaft IV is fixedly provided with a bevel gear IV; the display seat is connected with a movable seat in a sliding way; the movable seat is fixedly provided with a connecting seat; the connecting seat is rotationally connected with a first connecting shaft and a second connecting shaft; the connecting shaft I is symmetrically and fixedly provided with a bevel gear III at two sides of the bevel gear IV; the bevel gear IV is meshed with one bevel gear III; the second connecting shaft and the first connecting shaft are fixedly provided with a second chain wheel; the second chain wheel is connected through a chain;

a fifth driving seat is fixedly arranged on one side, close to the second screw rod, of the display seat; the driving seat five is rotationally connected with a driving shaft five; the screw II is fixedly provided with a bevel gear V; the driving shaft five is fixedly provided with a first tooth-missing gear on two sides of the bevel gear five; the bevel gear V is meshed with one of the tooth-missing gears I; the display seat is fixedly provided with a double-headed motor; the double-headed motor is fixedly provided with a sprocket III through a one-way bearing; the driving shaft five is fixedly provided with a chain wheel three; the chain wheel III is connected through a chain; the connecting shaft II is fixedly provided with a spur gear VI; the double-headed motor is provided with a straight gear seven through a one-way bearing; the spur gear six is meshed with the spur gear seven; the display seat is fixedly provided with a control device; the control device is used for driving the movable seat to move; the double-headed motor drives the spur gear seven and the sprocket three to rotate in opposite directions.

Further, the control device comprises a cam, a gear II with a missing tooth, an outer shaft and a driving seat six; the display seat is fixedly provided with a first transmission seat, a second transmission seat, a third transmission seat and a fourth transmission seat; the transmission seat is rotationally connected with the outer shaft; the outer shaft is rotationally connected with a first transmission shaft; the transmission shaft I is fixedly provided with a sprocket V; the double-headed motor is provided with a sprocket wheel V through a one-way bearing; the sprocket V is connected through a chain; the transmission seat II is rotationally connected with a transmission shaft II; the first transmission shaft is fixedly provided with a first spur gear; the second transmission shaft is fixedly provided with a second spur gear and a semicircular block; the first spur gear is meshed with the second spur gear; the transmission seat III is rotationally connected with a transmission shaft III; the transmission shaft III is fixedly provided with a spur gear III, a spur gear V and a limiting rod; the transmission shaft II is fixedly provided with the gear II with the missing teeth; the third spur gear is meshed with the second gear with the missing teeth; the limiting rod is provided with an arc-shaped groove; the arc-shaped groove is matched with the semicircular block; the transmission seat IV is rotationally connected with a transmission shaft IV; a spur gear IV is fixedly arranged on the transmission shaft IV; the outer shaft is fixedly provided with a spur gear V; the spur gear IV is meshed with the spur gear V and the spur gear III; the display seat is fixedly provided with the driving seat six; the driving seat six is rotationally connected with a driving shaft six and a driving shaft seven; a spur gear eight is fixedly arranged on each of the driving shaft six and the driving shaft seven, and the spur gears eight are meshed with each other; the driving shaft seven is fixedly provided with the cam; the movable seat is fixedly provided with a push plate; the push plate abuts against the cam; the driving shaft six is fixedly provided with a bevel gear eight, the outer shaft is fixedly provided with a bevel gear nine, and the bevel gear nine is meshed with the bevel gear eight; a magnet I is fixedly arranged on one side, away from the cam, of the movable seat; the movable seat is inlaid with a second magnet; the first magnet is attracted with the second magnet; a stop block is fixedly arranged on one side, away from the first magnet, of the movable seat; the second spring is fixedly arranged on the stop block; and the second spring is connected with the movable seat.

Further, a sliding rail is arranged at the bottom of the display seat; sliding blocks are uniformly distributed on the circumference of the sliding rail; the sliding block is provided with a threaded hole at the upper end of the sliding rail; the sliding block is in threaded connection with a screw at the threaded hole; the screw abuts against the slide rail.

Further, universal wheels are fixedly arranged at the bottom of the exhibition stand.

Further, a transparent shield is fixedly arranged at the upper end of the exhibition stand.

The invention has the beneficial effects that:

the cultural relic display device convenient for angle adjustment can adjust the display angle of the cultural relics, and is convenient for tourists to view and photograph; meanwhile, damage to the cultural relics caused by falling down due to unstable gravity center can be avoided when the showcase is carried and moved.

Drawings

The invention is further described below with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of a structure with relics of the present application;

FIG. 2 is a schematic view of the bottom of the display stand of the present application;

FIG. 3 is a bottom side view of the display stand of the present application;

FIG. 4 is a schematic view of a clamping mechanism of the present application;

FIG. 5 is a schematic view of the bottom of the clamping mechanism of the present application;

FIG. 6 is an enlarged schematic view of the present application at A;

FIG. 7 is an enlarged schematic view of a portion B of the present application;

fig. 8 is an enlarged schematic view at C of the present application.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

A cultural relic display device convenient for angle adjustment, comprising: the exhibition stand 1, the fixed ring 3, the exhibition stand 4 and the rotating plate 7;

the exhibition stand 1 is rotatably connected with a mounting shaft I2; the first mounting shaft 2 is fixedly mounted with the fixed ring 3; a display seat 4 is arranged in the fixed ring 3; the display seat 4 is fixedly provided with a second installation shaft 5; the second mounting shaft 5 is rotationally connected with the fixed ring 3; the display seat 4 is provided with a groove; the display seat 4 is rotatably connected with a rotating shaft 6 in the groove; the rotating shaft 6 is rotatably connected with a rotating plate 7; placing porcelain-like relics on the rotating plate 7;

sliding holes are symmetrically formed in the rotating plate 7; both sides of the sliding hole are fixedly provided with a rotary seat I8; the first rotating seat 8 is rotationally connected with a first screw rod 9; one side, close to the two first screws 9, is fixedly provided with a first bevel gear 10; the rotating shaft 6 is fixedly provided with a bevel gear II 11; the bevel gear I10 is meshed with the bevel gear II 11; the sliding hole is connected with a sliding block 12 in a sliding way; the first screw rod 9 is in threaded connection with the sliding block 12; the sliding block 12 is fixedly provided with a compression block 13; a soft cushion 14 is arranged on the side of the compaction block 13 close to the compaction block; a limiting block 15 is fixedly arranged on one compression block 13; the two compression blocks 13 are propped against the limiting block 15; the rotating shaft 6 can drive the bevel gear I10 and the screw I9 to rotate through the bevel gear II 11, the screw I9 drives the sliding block 12 to move through threads, the sliding block 12 clamps the bottom of the porcelain through the soft cushion 14, and meanwhile, the two clamping blocks are propped against the limiting block 15;

at this time, the porcelain is fixed on the display seat 4; when the exhibition stand 1 moves, the exhibition stand 4 is rotationally connected with the fixed ring 3, the fixed ring 3 is rotationally connected with the exhibition stand 1, and the exhibition stand 4 keeps the porcelain in a horizontal state all the time under the action of gravity, and the weight of the bottom of the exhibition stand 4 is larger than the weight of the upper end of the exhibition stand 4; if one end of the exhibition stand 1 is deviated, the exhibition stand 4 is in a state that the gravity center is deviated, and in order to return to the original horizontal position, the exhibition stand 4 and the fixed ring 3 deflect under the action of gravity until the exhibition stand 4 is in a balanced position;

a clamping groove 16 is formed in one side of the rotating plate 7; the bottom of the display seat 4 is provided with a chute; the sliding chute is connected with a sliding seat 17 in a sliding way; the sliding seat 17 is fixedly provided with a clamping block 18; the clamping block 18 passes through the display seat 4 to prop against the clamping groove 16; two sides of the chute are fixedly provided with a rotating seat II 19; the second rotating seat 19 is rotatably connected with a second screw rod 20; the second screw rod 20 is in threaded connection with the sliding seat 17; the second screw rod 20 and the rotating shaft 6 are driven by a driving device, and the driving device can be a servo motor, a hydraulic motor, a rotating cylinder and the like; the second screw 20 drives the sliding seat 17 to move along the sliding groove through threads, so that the clamping block 18 props against the clamping groove 16 or the clamping block 18 is separated from the clamping groove 16; when the clamping block 18 is propped against the clamping groove 16, the rotating shaft 6 drives the bevel gear I10 and the screw I9 to rotate through the bevel gear II 11, the screw I9 drives the sliding block 12 to move through threads, the sliding block 12 clamps the bottom of the porcelain through the soft cushion 14, and meanwhile, the two clamping blocks are propped against the limiting block 15; when the clamping block 18 is separated from the clamping groove 16, the rotary shaft 6 continues to rotate in the original direction, the rotary shaft 6 drives the bevel gear I10 to rotate around the shaft through the bevel gear II 11, and the bevel gear I10, the screw I9, the compression block 13, the rotary plate 7 and the cultural relics rotate together with the rotary shaft 6; thereby displaying different faces of the cultural relics and facilitating appreciation of tourists.

Further, the driving device comprises a rotating wheel 22, a limiting wheel 27, a stirring column 29 and a first gear 48 with a missing tooth; the display seat 4 is fixedly provided with a first driving seat, a second driving seat, a third driving seat and a fourth driving seat; the driving seat is rotatably connected with a driving shaft I21; the first driving shaft 21 is fixedly provided with a rotating wheel 22; the first driving shaft 21 and the rotating shaft 6 are fixedly provided with a chain wheel six 23; the chain wheel six 23 is connected through a chain; radial grooves 24 are uniformly distributed on the circumference of the rotating wheel 22; the second driving seat is rotationally connected with a second driving shaft 25; a swing arm 26 and a limiting wheel 27 are fixedly arranged on the second driving shaft 25; the limiting wheels 27 are symmetrically provided with inner grooves 28; the swing arm 26 is fixedly provided with a toggle post 29; the toggle post 29 is adapted to the radial slot 24; the driving seat III is rotationally connected with a driving shaft III 30; the driving shaft III 30 is fixedly provided with a swing rod I31 and a swing rod II 32; the swing rod I31 is fixedly provided with a swing rod column I33; the first swing rod column 33 butts against the limiting wheel 27; the swing rod II 32 is fixedly provided with a swing rod column II 34; the second swing rod column 34 is arranged in one radial groove 24, so that the rotation of the rotating wheel 22 is limited; the display seat 4 is fixedly provided with a fixed column 35; the fixed column 35 is fixedly provided with a first spring 36; the other end of the first spring 36 is connected with the second swing rod 32, and the first spring 36 pulls the second swing rod 32 to deflect, so that the first swing column of the first swing rod 31 on the third driving shaft 30 always abuts against the limiting wheel 27;

the driving seat IV is rotationally connected with a driving shaft IV 37; the driving shaft IV 37 and the driving shaft II 25 are fixedly provided with a chain wheel I38; sprocket one 38 is connected by a chain; the driving shaft IV 37 is fixedly provided with a bevel gear IV 39; the display seat 4 is connected with a movable seat 40 in a sliding way; the movable seat 40 is fixedly provided with a connecting seat 41; the connecting seat 41 is rotatably connected with a first connecting shaft 42 and a second connecting shaft 43; the first connecting shaft 42 is symmetrically and fixedly provided with a third bevel gear 44 on two sides of the fourth bevel gear 39; bevel gear IV 39 is meshed with a bevel gear III 44; the second connecting shaft 43 and the first connecting shaft 42 are fixedly provided with a second chain wheel 45; the second chain wheel 45 is connected through a chain;

the connecting shaft II 43 drives the connecting shaft I42 to rotate through the chain wheel II 45, the connecting shaft I42 drives the bevel gear IV 39 and the driving shaft IV 37 to rotate through the bevel gear III 44, the driving shaft IV 37 drives the driving shaft II 25 to rotate through the chain wheel I38, when the driving shaft II 25 rotates, the toggle post 29 on the swing arm 26 of the driving shaft II 25 enters a radial groove 24 of the rotating wheel 22, the swing post I33 moves along the annular side of the limiting wheel 27 before the toggle post 29 enters the radial groove 24, when the swing post I33 is positioned at the inner side of the limiting wheel 27, the swing post I31 and the swing post I33 deflect towards the driving shaft I21, and meanwhile, the swing post II 32 deflects away from one side of the driving shaft I21, so that the swing post II 34 is moved out of the radial groove 24; then, the poking column 29 drives the rotating wheel 22 and the driving shaft I21 to rotate through the radial groove 24, and the driving shaft I21 drives the rotating shaft 6 and the rotating plate 7 to rotate through the chain wheel II 23, and as the poking column 29 drives the rotating wheel 22 to intermittently rotate, the cultural relics can intermittently rotate, thereby being convenient for tourists to watch the whole body of the cultural relics and also being convenient for the tourists to carefully change the cultural relics or take partial photos;

a fifth driving seat is fixedly arranged on one side, close to the second screw rod 20, of the display seat 4; the driving seat five is rotationally connected with a driving shaft five 46; the screw II 20 is fixedly provided with a bevel gear V47; the driving shaft five 46 is fixedly provided with a first gear 48 with a missing tooth on two sides of a bevel gear five 47; bevel gear five 47 meshes with a tooth-missing gear one 48; the five driving shafts 46 rotate for one circle, the first gear 48 with the first gear, and then meshes with another one of the first hypocrete gears 48, since the first hypocrete gears 48 are disposed on both sides of the bevel gear five 47, the bevel gear drives the screw rod II 20 to do reciprocating rotation, so that the sliding seat 17 is controlled to move, and the clamping block 18 is propped against the clamping groove 16 or separated from the clamping groove 16;

the display seat 4 is fixedly provided with a double-headed motor 49; the double-headed motor 49 is fixedly provided with a sprocket III 50 through a one-way bearing; the fifth drive shaft 46 is also fixedly provided with a third sprocket 50; the third chain wheel 50 is connected through a chain; the connecting shaft II 43 is fixedly provided with a spur gear II 51; the double-headed motor 49 is provided with a straight gear seven 52 through a one-way bearing; the spur gear six 51 is meshed with the spur gear seven 52; the thickness of the spur gear six 51 is larger than that of the spur gear seven 52; the display seat 4 is fixedly provided with a control device such as an electric cylinder, a hydraulic push rod, an electric push rod and the like; the control device is used for driving the movable seat 40 to move; the double-headed motor 49 drives the spur gear seven 52 and the sprocket three 50 to rotate in opposite directions; when the double-headed motor 49 rotates in the forward direction, the double-headed motor 49 drives the spur gear seven 52 to rotate, and the sprocket three 50 rotates relative to a motor shaft of the double-headed motor 49, namely the sprocket three 50 does not move; when the double-headed motor 49 rotates reversely, the double-headed motor 49 drives the sprocket III 50 to rotate, and the spur gear seven 52 rotates relative to the motor shaft of the double-headed motor 49, namely the spur gear seven 52 is not moved. Initially, the clamping block 18 is abutted against the clamping groove 16, and at this time, the double-headed motor 49 drives the spur gear six 51, the connecting shaft two 43, the sprocket two 45, the connecting shaft one 42, the bevel gear three 44, the bevel gear four 39, the driving shaft four 37, the sprocket one 38, the driving shaft two 25, the swing arm 26, the toggle post 29, the rotating wheel 22, the sprocket six 23, the rotating shaft 6, the bevel gear two 11, the bevel gear one 10 and the screw one 9 to rotate through the spur gear seven 52; the first screw 9 drives the sliding block 12 to move through threads, so that the pressing block 13 clamps the bottom of the porcelain through the soft cushion 14, and the pressing block 13 abuts against the limiting block 15; after the clamping action is completed, the double-headed motor 49 reversely rotates, the double-headed motor 49 drives the sprocket III 50 to rotate, so that the driving shaft V46, the tooth-missing gear I48, the bevel gear V47 and the screw II 20 are driven to rotate, the screw II 20 drives the sliding seat 17 and the clamping block 18 to move through threads, the clamping block 18 is separated from the clamping groove 16, at the moment, the double-headed motor 49 positively rotates again, and at the moment, the compression block 13 props against the limiting block 15 and cannot continuously move, so that the rotating shaft 6 drives the bevel gear I10 to rotate around the shaft through the bevel gear II 11, and at the moment, the bevel gear I10, the screw I9, the compression block 13, the rotating plate 7 and relics rotate together with the rotating shaft 6; thereby displaying different faces of the cultural relics and facilitating appreciation of tourists; when the cultural relics need to be taken out, the double-headed motor 49 reversely rotates, the double-headed motor 49 drives the sprocket III 50 to rotate, so that the driving shaft V46, the tooth-missing gear I48, the bevel gear V47 and the screw II 20 are driven to rotate, the screw II 20 drives the sliding seat 17 and the clamping block 18 to move through threads, the clamping block 18 abuts against the clamping groove 16, then the control device drives the movable seat 40 to move, the bevel gear IV 39 is meshed with the bevel gear III 44, and at the moment, the rotation direction of the bevel gear IV 39 is opposite to that of the driving shaft IV 37, so that the rotating shaft 6 drives the screw I9 to reversely rotate, and the compression block 13 loosens the cultural relics.

Further, the control device comprises a cam 69, a gear II 64 with a missing tooth, an outer shaft 53 and a drive seat six; the display seat 4 is fixedly provided with a first transmission seat, a second transmission seat, a third transmission seat and a fourth transmission seat; the transmission seat is rotatably connected with an outer shaft 53; the outer shaft 53 is rotatably connected with a transmission shaft I54; the first transmission shaft 54 is fixedly provided with a fifth sprocket 55; the double-headed motor 49 is provided with a sprocket five 55 through a one-way bearing; the fifth chain wheel 55 is connected through a chain; the double-headed motor 49 drives the sprocket five 55 to rotate in the same direction as the sprocket three 50, and the double-headed motor 49 drives the transmission shaft one 54 to rotate through the sprocket five 55; the transmission seat II is rotationally connected with a transmission shaft II 56; the first transmission shaft 54 is fixedly provided with a first spur gear 57; the transmission shaft II 56 is fixedly provided with a spur gear II 58 and a semicircular block 59; the first spur gear 57 is meshed with the second spur gear 58; the first transmission shaft 54 drives the second spur gear 58 to rotate through the first spur gear 57; the transmission seat III is rotationally connected with a transmission shaft III 60; the transmission shaft III 60 is fixedly provided with a spur gear III 61, a spur gear V62 and a limiting rod 63; the transmission shaft II 56 is fixedly provided with a gear II 64 with a missing tooth; the third spur gear 61 is meshed with the second gear 64 with a missing tooth; the transmission shaft II 56 drives the spur gear III 61 and the transmission shaft III 60 to rotate through the gear II 64;

the limit rod 63 is provided with an arc-shaped groove; the arc-shaped groove is matched with the semicircular block 59; the transmission seat IV is rotationally connected with a transmission shaft IV 65; a spur gear IV 79 is fixedly arranged on the transmission shaft IV 65; the outer shaft 53 is fixedly provided with a spur gear nine 80; the spur gear IV 79 is meshed with the spur gear IV 80 and the spur gear III 61; the transmission shaft III 60 drives the spur gear IV 79, the transmission shaft IV 65, the spur gear IV 80 and the outer shaft 53 to rotate through the spur gear IV 62; the display seat 4 is fixedly provided with a driving seat six; the driving seat six is rotationally connected with a driving shaft six 66 and a driving shaft seven 67; a spur gear eight 68 is fixedly arranged on each of the driving shaft six 66 and the driving shaft seven 67, and the spur gears eight 68 are meshed with each other; a cam 69 is fixedly arranged on the seven 67 driving shafts; the movable seat 40 is fixedly provided with a push plate 70; the push plate 70 abuts against the cam 69; the driving shaft six 66 is fixedly provided with a bevel gear eight 71, the outer shaft 53 is fixedly provided with a bevel gear nine 72, and the bevel gear nine 72 is meshed with the bevel gear eight 71; the outer shaft 53 drives the bevel gear eight 71, the drive shaft six 66, the spur gear eight 68, the drive shaft seven 67 and the cam 69 to rotate through the bevel gear nine 72; a first magnet 73 is fixedly arranged on one side of the movable seat 40 away from the cam 69; the movable seat 40 is inlaid with a second magnet; the first magnet 73 attracts with the second magnet, so that the movable seat 40 is kept motionless; a stop block 74 is fixedly arranged on one side of the movable seat 40 away from the first magnet 73; the stop block 74 is fixedly provided with a second spring 75; the second spring 75 is connected with the movable seat 40; after the cam 69 rotates, the protruding end of the cam 69 is not in contact with the push plate 70, and the movable seat 40 moves under the action of the second spring 75, so that the third bevel gear 44 meshed with the fourth bevel gear 39 is switched;

in the process that the double-end motor 49 drives the sprocket III 50 to rotate, the double-end motor 49 drives the transmission shaft I54 to rotate through the sprocket V55, the transmission shaft I54 drives the spur gear II 58 and the transmission shaft II 56 to rotate through the spur gear I57, the transmission shaft II 56 is provided with a gear II 64 with a missing tooth, at the moment, the toothless end of the gear II 64 with missing tooth is close to the spur gear III 61, so that the driving shaft III 30 is firstly immobilized, and the arc-shaped groove of the limiting rod 63 is propped against the semicircular block 59 of the transmission shaft II 56, so that the rotation of the transmission shaft III 60 is limited; when the cultural relics need to be taken out, the double-headed motor 49 enables the clamping block 18 to be separated from the clamping groove 16 through the mechanism, and the gear lack gear II 64 drives the spur gear III 61 to rotate, so that the transmission shaft III 60, the spur gear V62, the spur gear IV 79, the transmission shaft IV 65, the spur gear V62, the outer shaft 53, the bevel gear V72, the bevel gear V71, the driving shaft V66, the spur gear V68, the driving shaft V67 and the cam 69 are driven to rotate; then the movable seat 40 is pulled to move through the spring II 75, so that the bevel gear III 44 meshed with the bevel gear IV 39 is switched; after the relics are removed, the double-ended motor 49 continues to rotate through the above action until the semicircular block 59 abuts against the arc-shaped groove of the limiting rod 63.

Further, the bottom of the display seat 4 is provided with a sliding rail 76; sliding blocks 77 are uniformly distributed on the circumference of the sliding rail 76; the slide block 77 is provided with a threaded hole at the upper end of the slide rail 76; the slider 77 is screwed with a screw 78 in the screw hole; screw 78 bears against slide rail 76; by moving the position of the slide 77, the center of gravity of the display stand 4 is conveniently adjusted.

Further, universal wheels are fixedly arranged at the bottom of the display stand 1, so that the display stand 1 can be moved conveniently.

Further, a transparent shield is fixedly arranged at the upper end of the exhibition stand 1 and is used for protecting cultural relics.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims

1. Cultural relic display device convenient to angle regulation, its characterized in that includes: the exhibition stand (1), the fixed ring (3), the exhibition stand (4) and the rotating plate (7);

the exhibition stand (1) is rotatably connected with a first mounting shaft (2); the first mounting shaft (2) is fixedly mounted with the fixed ring (3); the display seat (4) is arranged in the fixing ring (3); the display seat (4) is fixedly provided with a second installation shaft (5); the second mounting shaft (5) is rotationally connected with the fixed ring (3); the display seat (4) is provided with a groove; the display seat (4) is rotatably connected with a rotating shaft (6) in the groove; the rotating shaft (6) is rotatably connected with the rotating plate (7); sliding holes are symmetrically formed in the rotating plate (7); a rotary seat I (8) is fixedly arranged on both sides of the sliding hole; the first rotating seat (8) is rotationally connected with a first screw rod (9); one side, close to the two first screw rods (9), is fixedly provided with a first bevel gear (10); the rotating shaft (6) is fixedly provided with a bevel gear II (11); the bevel gear I (10) is meshed with the bevel gear II (11); the sliding hole is connected with a sliding block (12) in a sliding way; the first screw rod (9) is in threaded connection with the sliding block (12); the sliding block (12) is fixedly provided with a compression block (13); a soft cushion (14) is arranged at one side of the compaction block (13) close to the compaction block; a limiting block (15) is fixedly arranged on one compression block (13); the two pressing blocks (13) are propped against the limiting block (15); a clamping groove (16) is formed in one side of the rotating plate (7); a chute is arranged at the bottom of the display seat (4); the sliding chute is connected with a sliding seat (17) in a sliding manner; the sliding seat (17) is fixedly provided with a clamping block (18); the clamping block (18) is propped against the clamping groove (16); two sides of the chute are fixedly provided with rotating seats II (19); the second rotating seat (19) is rotatably connected with a second screw rod (20); the second screw rod (20) is in threaded connection with the sliding seat (17); the second screw rod (20) and the rotating shaft (6) are driven by a driving device.

2. The cultural relic display device convenient for angle adjustment according to claim 1, wherein the driving device comprises a rotating wheel (22), a limiting wheel (27), a poking column (29) and a first gear (48); the display seat (4) is fixedly provided with a first driving seat, a second driving seat, a third driving seat and a fourth driving seat; the driving seat is rotatably connected with a driving shaft I (21); the first driving shaft (21) is fixedly provided with the rotating wheel (22); the first driving shaft (21) and the rotating shaft (6) are fixedly provided with a chain wheel six (23); the chain wheel six (23) is connected through a chain; radial grooves (24) are uniformly distributed on the circumference of the rotating wheel (22); the second driving seat is rotationally connected with a second driving shaft (25); a swing arm (26) and a limiting wheel (27) are fixedly arranged on the second driving shaft (25); the limiting wheels (27) are symmetrically provided with inner grooves (28); the swing arm (26) is fixedly provided with the poking column (29); the toggle post (29) is adapted to the radial slot (24); the driving seat III is rotationally connected with a driving shaft III (30); the driving shaft III (30) is fixedly provided with a swing rod I (31) and a swing rod II (32); the swing rod I (31) is fixedly provided with a swing rod column I (33); the first swing rod column (33) abuts against the limiting wheel (27); the second swing rod (32) is fixedly provided with a second swing rod column (34); the second swing rod column (34) is arranged in one radial groove (24); the display seat (4) is fixedly provided with a fixed column (35); the fixed column (35) is fixedly provided with a first spring (36); the other end of the first spring (36) is connected with the second swing rod (32); the driving seat IV is rotationally connected with a driving shaft IV (37); the driving shaft IV (37) and the driving shaft II (25) are fixedly provided with a chain wheel I (38); the first chain wheel (38) is connected through a chain; the driving shaft IV (37) is fixedly provided with a bevel gear IV (39); the display seat (4) is connected with a movable seat (40) in a sliding way; the movable seat (40) is fixedly provided with a connecting seat (41); the connecting seat (41) is rotationally connected with a first connecting shaft (42) and a second connecting shaft (43); the first connecting shaft (42) is symmetrically and fixedly provided with a third bevel gear (44) on two sides of the fourth bevel gear (39); said fourth bevel gear (39) is meshed with one of said third bevel gears (44); the second connecting shaft (43) and the first connecting shaft (42) are fixedly provided with a second chain wheel (45); the second chain wheel (45) is connected through a chain;

a fifth driving seat is fixedly arranged on one side, close to the second screw rod (20), of the display seat (4); the driving seat five is rotationally connected with a driving shaft five (46); a bevel gear V (47) is fixedly arranged on the screw II (20); the driving shaft five (46) is fixedly provided with a first gear (48) with a missing tooth on two sides of the bevel gear five (47); the bevel gear V (47) is meshed with one of the gear I (48); the display seat (4) is fixedly provided with a double-headed motor (49); the double-headed motor (49) is fixedly provided with a sprocket III (50) through a one-way bearing; the driving shaft five (46) is fixedly provided with a sprocket three (50); the sprocket III (50) is connected through a chain; the second connecting shaft (43) is fixedly provided with a sixth spur gear (51); the double-headed motor (49) is provided with a straight gear seven (52) through a one-way bearing; the spur gear six (51) is meshed with the spur gear seven (52); the display seat (4) is fixedly provided with a control device; the control device is used for driving the movable seat (40) to move; the double-headed motor (49) drives the spur gear seven (52) and the sprocket three (50) to rotate in opposite directions.

3. The cultural relic display device convenient for angle adjustment according to claim 2, wherein the control device comprises a cam (69), a gear two (64) with a missing tooth, an outer shaft (53) and a driving seat six; the display seat (4) is fixedly provided with a first transmission seat, a second transmission seat, a third transmission seat and a fourth transmission seat; the transmission seat is rotatably connected with the outer shaft (53); the outer shaft (53) is rotatably connected with a transmission shaft I (54); the first transmission shaft (54) is fixedly provided with a fifth chain wheel (55); the double-headed motor (49) is provided with a sprocket wheel five (55) through a one-way bearing; the sprocket five (55) is connected through a chain; the transmission seat II is rotationally connected with a transmission shaft II (56); the first transmission shaft (54) is fixedly provided with a first spur gear (57); the transmission shaft II (56) is fixedly provided with a spur gear II (58) and a semicircular block (59); the first spur gear (57) is meshed with the second spur gear (58); the transmission seat III is rotationally connected with a transmission shaft III (60); the transmission shaft III (60) is fixedly provided with a spur gear III (61), a spur gear V (62) and a limiting rod (63); the transmission shaft II (56) is fixedly provided with the gear II (64) with the missing teeth; the spur gear III (61) is meshed with the gear II (64) with a tooth missing function; the limiting rod (63) is provided with an arc-shaped groove; the arc-shaped groove is matched with the semicircular block (59); the transmission seat IV is rotationally connected with a transmission shaft IV (65); a straight gear IV (79) is fixedly arranged on the transmission shaft IV (65); the outer shaft (53) is fixedly provided with a spur gear nine (80); the fourth spur gear (79) is meshed with the ninth spur gear (80) and the third spur gear (61); the display seat (4) is fixedly provided with the driving seat six; the driving seat six is rotationally connected with a driving shaft six (66) and a driving shaft seven (67); a spur gear eight (68) is fixedly arranged on each of the driving shaft six (66) and the driving shaft seven (67), and the spur gears eight (68) are meshed with each other; the driving shaft seven (67) is fixedly provided with the cam (69); the movable seat (40) is fixedly provided with a push plate (70); the push plate (70) abuts against the cam (69); the driving shaft six (66) is fixedly provided with a bevel gear eight (71), the outer shaft (53) is fixedly provided with a bevel gear nine (72), and the bevel gear nine (72) is meshed with the bevel gear eight (71); a magnet I (73) is fixedly arranged on one side, far away from the cam (69), of the movable seat (40); the movable seat (40) is embedded with a second magnet; the first magnet (73) is attracted with the second magnet; a stop block (74) is fixedly arranged on one side, far away from the first magnet (73), of the movable seat (40); the stop block (74) is fixedly provided with a second spring (75); the second spring (75) is connected with the movable seat (40).

4. The cultural relic display device convenient for angle adjustment according to claim 1, wherein a sliding rail (76) is arranged at the bottom of the display seat (4); sliding blocks (77) are uniformly distributed on the circumference of the sliding rail (76); the sliding block (77) is provided with a threaded hole at the upper end of the sliding rail (76); the sliding block (77) is in threaded connection with a screw (78) at the threaded hole; the screw (78) abuts the slide rail (76).

5. The cultural relic display device convenient for angle adjustment according to claim 1, wherein universal wheels are fixedly arranged at the bottom of the exhibition stand (1).

6. The cultural relic display device convenient for angle adjustment according to claim 1, wherein a transparent shield is fixedly arranged at the upper end of the exhibition stand (1).