CN113593455A - Omnidirectional projection showcase - Google Patents

Omnidirectional projection showcase Download PDF

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Publication number
CN113593455A
CN113593455A CN202110886577.7A CN202110886577A CN113593455A CN 113593455 A CN113593455 A CN 113593455A CN 202110886577 A CN202110886577 A CN 202110886577A CN 113593455 A CN113593455 A CN 113593455A
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CN
China
Prior art keywords
gear
showcase body
fixedly connected
display cabinet
slide
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Granted
Application number
CN202110886577.7A
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Chinese (zh)
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CN113593455B (en
Inventor
张康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanchuang Shanghai Culture Communication Co ltd
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Fanchuang Shanghai Culture Communication Co ltd
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Priority to CN202110886577.7A priority Critical patent/CN113593455B/en
Publication of CN113593455A publication Critical patent/CN113593455A/en
Application granted granted Critical
Publication of CN113593455B publication Critical patent/CN113593455B/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00Advertising or display means not otherwise provided for
    • G09F19/12Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
    • B08B1/12

Abstract

The invention relates to the technical field of projection equipment, in particular to an omnibearing projection display cabinet which comprises a display cabinet body, a moving structure, a supporting seat, a driving wheel, a rotating shaft, a linkage structure, a first gear, a second gear, a rotating rod, a third gear, a fourth gear, a cleaning structure, a rotating shaft, a belt pulley, a belt, a driving rod, a sliding plate, a connecting rod and a brush. The invention has the beneficial effects that: the fourth gear drives axis of rotation and belt pulley rotation, and then can drive the brush and slide, the belt pulley passes through the belt simultaneously and drives another belt pulley rotation, and then drives another axis of rotation and another fourth gear rotation, another fourth gear can drive third gear and supporting seat round this fourth gear rotation, thereby make another supporting seat and drive wheel rotate, and then the drive wheel can be cleared up the showcase body through linkage structure and clearance structure when rolling or rotating, clearance structure can accomplish four drive wheel synchronous motion and turn to through linkage structure again simultaneously.

Description

Omnidirectional projection showcase
Technical Field
The invention relates to the technical field of projection equipment, in particular to an omnibearing projection display cabinet.
Background
The holographic projection display cabinet mainly comprises a cabinet body, a spectroscope, a spotlight and video playing equipment, a three-dimensional model of a product image shot by a special processing technology is built, and then the three-dimensional model is superposed in a scene, so that a real object and the image are combined to form a product display system suitable for both moving and static conditions. The shadow technology of the holographic projection display cabinet, also called virtual imaging technology, is a technology for recording and reproducing a real three-dimensional image of an object by utilizing the principles of interference and diffraction. The holographic display cabinet enables a three-dimensional picture to be suspended in the half air of a real scene for imaging, creates an atmosphere which is also unreal and real, has peculiar effect and rich scientific and technological feelings, brings visual impact and gives a deep impression to people. The high-end transparent display technology can be integrated with the show window, the display window is completely transparent when no image exists, the display window becomes a part of the show window decoration, and the display window can be fixed by using a fixing seat when a projection showcase is fixed.
However, some present projection showcases are not convenient for remove after the installation for long-time show, and the dust is piled up easily on the surface of projection showcases in addition to cause the showcase not pleasing to the eye, the clearance is also more loaded down with trivial details, thereby influences the bandwagon effect, and then can bring some troubles when using projection showcases.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an omnibearing projection display cabinet integrating moving and ash removal.
The technical scheme adopted by the invention for solving the technical problems is as follows: an omnidirectional projection showcase comprises a showcase body, wherein a moving structure is arranged on the showcase body, the moving structure comprises supporting seats, driving wheels and rotating shafts, the bottom of the showcase body is rotatably connected with four supporting seats, the inner walls of the supporting seats are rotatably connected with the rotating shafts, and the driving wheels are fixedly connected to the rotating shafts;
the novel showcase comprises a showcase body, and is characterized in that a cleaning structure is arranged on the showcase body, the cleaning structure comprises rotating shafts, belt pulleys, belts, driving rods, sliding plates, connecting rods and brushes, four rotating shafts are rotatably connected to the inner wall of the showcase body, the belt pulleys are fixedly connected to the rotating shafts, the belts are sleeved between every two adjacent belt pulleys of the four belt pulleys, the driving rods are fixedly connected to the two belts, the two sliding plates are slidably connected with the inner wall of the showcase body, the driving rods penetrate through and are slidably connected with the inner wall of the sliding plates, the connecting rods are fixedly connected to the tops of the two sliding plates, the brushes are arranged at one ends, close to the showcase body, of the two connecting rods, and the brushes are abutted against the showcase body;
be equipped with linkage structure on the showcase body, linkage structure includes first gear, second gear, dwang, third gear and fourth gear, fixedly connected with in the pivot first gear, the inner wall of supporting seat rotates and is connected with the dwang, the dwang is close to the one end fixedly connected with of first gear the second gear, the other end fixedly connected with of dwang the third gear, the one end of axis of rotation run through and with rotate between the supporting seat and be connected, the axis of rotation is close to the one end fixedly connected with of third gear the fourth gear, the third gear with fourth gear engagement.
Through adopting above-mentioned technical scheme, the drive wheel can be cleared up the showcase body through linkage structure and clearance structure when rolling or rotating, and four drive wheel synchronous motion and turning can be accomplished through linkage structure again to the clearance structure simultaneously, and then have improved the stability and the efficiency of removing the showcase body greatly, improve the cleaning of showcase body simultaneously.
Specifically, the clearance structure still includes the gyro wheel, the inner wall of slide rotates and is connected with a plurality ofly the gyro wheel, the gyro wheel with the inner wall roll connection of showcase body.
Through adopting above-mentioned technical scheme, the gyro wheel rolls with the showcase body and is connected the sliding friction power that can reduce slide and showcase body.
Specifically, be equipped with on the showcase body and adjust the structure, it includes dead lever, slide bar and swivel becket to adjust the structure, the top fixedly connected with of showcase body the dead lever, the slide bar run through and with sliding connection between the dead lever, it is connected with to rotate on the dead lever the swivel becket, the swivel becket with threaded connection between the slide bar, the top fixedly connected with projection table of slide bar.
By adopting the technical scheme, the rotating ring rotates the threads to drive the sliding rod to slide, so that the projection table is driven to move.
Specifically, the side of the showcase body is provided with a handrail.
Through adopting above-mentioned technical scheme, the handrail of being convenient for use promotes the showcase body and removes.
Specifically, the rotating shaft is located on the supporting seat and the rotating center of the showcase body.
Through adopting above-mentioned technical scheme, the supporting seat can rotate round the axis of rotation when rotating.
Specifically, the diameter of the first gear is smaller than the diameter of the second gear.
Through adopting above-mentioned technical scheme, the drive wheel can be convenient for drive belt motion in the rotation to be convenient for drive the brush and clear up the showcase body.
The invention has the beneficial effects that:
(1) according to the omnibearing projection display cabinet, when rolling, the driving wheel can drive the rotating shaft to rotate, the rotating shaft can drive the first gear to rotate, the first gear can drive the second gear and the rotating rod to rotate, the rotating rod can drive the third gear to rotate, so that the third gear can drive the fourth gear and the rotating shaft to rotate, further the rotating shaft can drive the belt pulley to rotate, further the belt pulley can drive another belt pulley to rotate through the belt, further when the belt rotates around the belt pulley, the belt can drive the driving rod to move together, further the driving rod can drive the sliding plate to slide on the inner wall of the display cabinet body, the roller on the sliding plate can reduce the sliding friction force between the sliding plate and the display cabinet body, further the sliding plate can drive the connecting rod and the brush to slide together, and as the driving rod follows the belt to reciprocate in the two belt pulleys, the driving rod can slide in the sliding plate and drive the sliding plate to slide in a reciprocating manner, and then the slide drives connecting rod and brush reciprocating sliding to the brush can be cleared up the surface of showcase body, and then can clear up the dust removal to the showcase body when the showcase body removes, thereby made things convenient for the use of showcase body greatly.
(2) According to the omnibearing projection display cabinet, when the driving wheel rotates in a steering place, the driving wheel can drive the supporting seat to rotate on the inner wall of the display cabinet body, and the driving wheel cannot roll, so that the rotating shaft, the first gear, the second gear, the rotating rod and the third gear can be limited to rotate, when the supporting seat rotates, the third gear can rotate around the fourth gear by taking the rotating shaft as a rotating center, and the third gear cannot rotate, so that the fourth gear can drive the fourth gear to rotate when rotating around the fourth gear, further the fourth gear can drive the rotating shaft and the belt pulley to rotate, further the brush can be driven to slide, the display cabinet body is cleaned, meanwhile, the belt pulley drives another belt pulley to rotate through a belt, further drives another rotating shaft and another fourth gear to rotate, further, the other fourth gear can drive the third gear and the supporting seat to rotate around the fourth gear, thereby make another supporting seat and drive wheel rotate to the drive wheel can be cleared up the showcase body through linkage structure and clearance structure when rolling or rotating, and four drive wheel synchronous motion and steering can be accomplished through linkage structure again to the clearance structure simultaneously, and then improved the stability and the efficiency of removing the showcase body greatly, improve the cleaning of showcase body simultaneously, made things convenient for people to visit and adjust convenient to use greatly.
(3) According to the omnibearing projection display cabinet, when the projection effect is conveniently adjusted, only the rotating ring needs to be rotated, the rotating ring rotates to drive the sliding rod and the fixed rod to slide through the threads, and then the sliding rod slides to drive the projection table to slide, so that the heights of the projection table and the display cabinet body are changed, the projection effect is conveniently adjusted, and the omnibearing projection display cabinet is convenient to use.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an overall structure of a preferred embodiment of an omnidirectional projection display cabinet provided in the present invention;
fig. 2 is a schematic view of a connection structure of the showcase body, the moving structure, the linkage structure and the cleaning structure shown in fig. 1;
fig. 3 is a schematic view of a connection structure between the showcase body and the cleaning structure shown in fig. 1;
fig. 4 is a schematic structural view of the adjustment structure shown in fig. 1.
In the figure: 1. the showcase body, 2, the mobile structure, 21, the supporting seat, 22, the drive wheel, 23, the pivot, 3, the linkage structure, 31, first gear, 32, the second gear, 33, the dwang, 34, the third gear, 35, the fourth gear, 4, the clearance structure, 41, the axis of rotation, 42, the belt pulley, 43, the belt, 44, the actuating lever, 45, the slide, 46, the connecting rod, 47, the brush, 48, the gyro wheel, 5, the regulation structure, 51, the dead lever, 52, the slide bar, 53, the swivel becket, 6, the projection platform, 7, the handrail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the omnidirectional projection showcase of the present invention includes a showcase body 1, wherein a moving structure 2 is disposed on the showcase body 1, the moving structure 2 includes a supporting seat 21, a driving wheel 22 and a rotating shaft 23, the bottom of the showcase body 1 is rotatably connected with four supporting seats 21, the inner wall of each supporting seat 21 is rotatably connected with the rotating shaft 23, and the rotating shaft 23 is fixedly connected with the driving wheel 22;
the showcase body 1 is provided with a cleaning structure 4, the cleaning structure 4 comprises a rotating shaft 41, a belt pulley 42, a belt 43, a driving rod 44, a sliding plate 45, a connecting rod 46 and a brush 47, the inner wall of the showcase body 1 is rotatably connected with four rotating shafts 41, the rotating shafts 41 are fixedly connected with the belt pulleys 42, the belt 43 is sleeved between every two adjacent belt pulleys 42 in the four belt pulleys 42, the driving rod 44 is fixedly connected on the two belt pulleys 43, the two sliding plates 45 are slidably connected with the inner wall of the showcase body 1, the driving rod 44 penetrates through and is in sliding connection with the inner walls of the sliding plates 45, the connecting rods 46 are fixedly connected to the tops of the two sliding plates 45, the brushes 47 are arranged at one ends of the two connecting rods 46 close to the showcase body 1, and the brushes 47 are abutted against the showcase body 1;
be equipped with linkage structure 3 on showcase body 1, linkage structure 3 includes first gear 31, second gear 32, dwang 33, third gear 34 and fourth gear 35, fixedly connected with on the pivot 23 first gear 31, the inner wall of supporting seat 21 rotates and is connected with dwang 33, dwang 33 is close to the one end fixedly connected with of first gear 31 second gear 32, the other end fixedly connected with of dwang 33 third gear 34, the one end of axis of rotation 41 run through and with rotate between the supporting seat 21 and be connected, the axis of rotation 41 is close to the one end fixedly connected with of third gear 34 fourth gear 35, third gear 34 with fourth gear 35 meshes, and drive wheel 22 can clear up showcase body 1 through linkage structure 3 and clearance structure 4 when rolling or rotating, clearance structure 4 can accomplish four drive wheel 22 synchronous movement and turn to again through linkage structure 3 simultaneously, and then has improved the stability and the efficiency of removing showcase body 1 greatly, improves showcase body 1's cleanliness factor simultaneously.
As shown in fig. 3, cleaning structure 4 further includes a plurality of rollers 48, the inner wall of sliding plate 45 is rotatably connected with a plurality of rollers 48, rollers 48 are connected with the inner wall of showcase body 1 in a rolling manner, and rollers 48 are connected with showcase body 1 in a rolling manner to reduce sliding friction between sliding plate 45 and showcase body 1.
As shown in fig. 1 and 4, be equipped with on the showcase body 1 and adjust structure 5, it includes dead lever 51, slide bar 52 and swivel becket 53 to adjust structure 5, the top fixedly connected with of showcase body 1 dead lever 51, slide bar 52 run through and with sliding connection between the dead lever 51, swivel becket 53 is connected with in the rotation on the dead lever 51, swivel becket 53 with threaded connection between the slide bar 52, the top fixedly connected with projection table 6 of slide bar 52, swivel becket 53 rotates screw thread drive slide bar 52 and slides to drive projection table 6 and remove.
As shown in fig. 1, the side surface of the showcase body 1 is provided with a handrail 7, so that the showcase body 1 can be pushed to move by using the handrail 7.
As shown in fig. 2, the rotating shaft 41 is located on the rotating center of the supporting base 21 and the showcase body 1, and the supporting base 21 can rotate around the rotating shaft 41 when rotating.
As shown in fig. 2, the diameter of the first gear 31 is smaller than that of the second gear 32, and the driving wheel 22 rotates to drive the belt 43 to move, so as to drive the brush 47 to clean the showcase body 1.
When the invention is used, when the position of the showcase body 1 needs to be adjusted, the handrail 7 is only needed to push the showcase body 1, and then the driving wheel 22 at the bottom of the showcase body 1 rolls to drive the showcase body 1 to move and be convenient to use, and the driving wheel 22 rolls to drive the rotating shaft 23 to rotate, the rotating shaft 23 rotates to drive the first gear 31 to rotate, the first gear 31 rotates to drive the second gear 32 and the rotating shaft 33 to rotate, the rotating shaft 33 rotates to drive the third gear 34 to rotate, so that the third gear 34 rotates to drive the fourth gear 35 and the rotating shaft 41 to rotate, and further the rotating shaft 41 rotates to drive the belt pulley 42 to rotate, and further the belt pulley 42 drives another belt pulley 42 to rotate through the belt 43, and further when the belt 43 rotates around the belt pulley 42, the belt 43 drives the driving rod 44 to move together, and further the driving rod 44 drives the sliding plate 45 to slide on the inner wall of the showcase body 1, the roller 48 on the sliding plate 45 can reduce the sliding friction force between the sliding plate 45 and the showcase body 1, so that the sliding plate 45 can slide to drive the connecting rod 46 and the brush 47 to slide together, because the driving rod 44 can reciprocate in the two belt pulleys 42 along with the belt 43, the driving rod 44 can slide in the sliding plate 45 and drive the sliding plate 45 to slide reciprocally, and further the sliding plate 45 drives the connecting rod 46 and the brush 47 to slide reciprocally, so that the brush 47 can clean the surface of the showcase body 1, and further can clean and remove dust from the showcase body 1 when the showcase body 1 moves, thereby greatly facilitating the use of the showcase body 1, and meanwhile, when the driving wheel 22 rotates in place, the driving wheel 22 can drive the supporting seat 21 to rotate on the inner wall of the showcase body 1, because the driving wheel 22 cannot roll, and further can limit the rotation shaft 23, the first gear 31, the second gear 32, the rotation shaft 33 and the third gear 34 to rotate, thereby when the supporting seat 21 rotates, the third gear 34 will rotate around the fourth gear 35 with the rotating shaft 41 as the rotating center, because the third gear 34 cannot rotate, thereby the fourth gear 35 will be driven to rotate when rotating around the fourth gear 35, and then the fourth gear 35 will drive the rotating shaft 41 and the belt pulley 42 to rotate, and then the brush 47 will be driven to slide, and clean the showcase body 1, and simultaneously the belt pulley 42 will drive another belt pulley 42 to rotate through the belt 43, and then drive another rotating shaft 41 and another fourth gear 35 to rotate, so that another fourth gear 35 will drive the third gear 34 and the supporting seat 21 to rotate around the fourth gear 35, and thereby complete another supporting seat 21 and driving wheel 22 to rotate, and thus the driving wheel 22 can clean the showcase body 1 through the linkage structure 3 and the cleaning structure 4 when rolling or rotating, and simultaneously the cleaning structure 4 can complete the synchronous movement and turning of the four driving wheels 22 through the linkage structure 3, and then improved the stability and the efficiency of removal showcase body 1 greatly, improve showcase body 1's cleanliness factor simultaneously, greatly made things convenient for people to visit and adjust, high durability and convenient use, and when adjusting the projection effect for the sake of convenience, only need rotate swivel ring 53, swivel ring 53 rotates and can pass through and slide between screw thread drive slide bar 52 and the dead lever 51, and then slide bar 52 slides and drives projection platform 6 and slide, thereby make projection platform 6 and showcase body 1's high emergence change, and then be convenient for adjust the projection effect, high durability and convenient use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides an omnidirectional projection showcase which characterized in that: the display cabinet comprises a display cabinet body (1), wherein a moving structure (2) is arranged on the display cabinet body (1), the moving structure (2) comprises supporting seats (21), driving wheels (22) and rotating shafts (23), the bottom of the display cabinet body (1) is rotatably connected with four supporting seats (21), the inner walls of the supporting seats (21) are rotatably connected with the rotating shafts (23), and the driving wheels (22) are fixedly connected to the rotating shafts (23);
be equipped with clearance structure (4) on showcase body (1), clearance structure (4) include axis of rotation (41), belt pulley (42), belt (43), actuating lever (44), slide (45), connecting rod (46) and brush (47), the inner wall of showcase body (1) rotates and is connected with four axis of rotation (41), fixedly connected with on axis of rotation (41) belt pulley (42), four every adjacent two in belt pulley (42) all overlap and be equipped with belt (43), two all fixedly connected with on belt (43) actuating lever (44), two slide (45) with sliding connection between the inner wall of showcase body (1), actuating lever (44) run through and with sliding connection between the inner wall of slide (45), two the top fixedly connected with of slide (45) connecting rod (46), the hair brushes (47) are arranged at one ends of the two connecting rods (46) close to the showcase body (1), and the hair brushes (47) are abutted against the showcase body (1);
the showcase body (1) is provided with a linkage structure (3), the linkage structure (3) comprises a first gear (31), a second gear (32), a rotating rod (33), a third gear (34) and a fourth gear (35), the rotating shaft (23) is fixedly connected with the first gear (31), the inner wall of the supporting seat (21) is rotatably connected with the rotating rod (33), one end of the rotating rod (33) close to the first gear (31) is fixedly connected with the second gear (32), the other end of the rotating rod (33) is fixedly connected with the third gear (34), one end of the rotating shaft (41) penetrates through and is rotatably connected with the supporting seat (21), one end, close to the third gear (34), of the rotating shaft (41) is fixedly connected with the fourth gear (35), and the third gear (34) is meshed with the fourth gear (35).
2. The omnidirectional projection display cabinet of claim 1, wherein: clearance structure (4) still include gyro wheel (48), the inner wall of slide (45) rotates and is connected with a plurality ofly gyro wheel (48), gyro wheel (48) with the inner wall roll connection of showcase body (1).
3. The omnidirectional projection display cabinet of claim 1, wherein: be equipped with on showcase body (1) and adjust structure (5), it includes dead lever (51), slide bar (52) and swivel becket (53) to adjust structure (5), the top fixedly connected with of showcase body (1) dead lever (51), slide bar (52) run through and with sliding connection between dead lever (51), it is connected with to rotate on dead lever (51) swivel becket (53), swivel becket (53) with threaded connection between slide bar (52), the top fixedly connected with projection table (6) of slide bar (52).
4. The omnidirectional projection display cabinet of claim 1, wherein: the side of the showcase body (1) is provided with a handrail (7).
5. The omnidirectional projection display cabinet of claim 1, wherein: the rotating shaft (41) is positioned on the supporting seat (21) and the rotating center of the showcase body (1).
6. The omnidirectional projection display cabinet of claim 1, wherein: the diameter of the first gear (31) is smaller than the diameter of the second gear (32).
CN202110886577.7A 2021-08-03 2021-08-03 Omnidirectional projection showcase Active CN113593455B (en)

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CN113593455B CN113593455B (en) 2023-02-03

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CN112830192A (en) * 2020-12-30 2021-05-25 全椒倚天机械制造有限公司 Automatically cleaning refrigerator assembly line and supporting transport dolly thereof
CN213417694U (en) * 2020-08-19 2021-06-11 朱甜 Civil engineering job site belt cleaning device
CN113143165A (en) * 2021-04-26 2021-07-23 上海甄徽网络科技发展有限公司 Intelligent security household robot with disinfection function

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107442477A (en) * 2017-09-20 2017-12-08 湖州南浔洲乾毛纺有限公司 One kind weaving frame dust arrester
CN108147063A (en) * 2017-12-04 2018-06-12 郑州艾莫弗信息技术有限公司 A kind of factory swing type conveyor belt surface clearing apparatus
CN108443800A (en) * 2018-05-12 2018-08-24 吴岩阳 A kind of lighting device for electric power overhaul
CN111017514A (en) * 2019-12-04 2020-04-17 陈泠朱 Movable automatic dust removal conveyor belt
CN111473223A (en) * 2020-04-24 2020-07-31 北京博纳菲德科技有限公司 Outdoor mobile communication equipment based on network communication technology and use method thereof
CN213417694U (en) * 2020-08-19 2021-06-11 朱甜 Civil engineering job site belt cleaning device
CN213125348U (en) * 2020-09-30 2021-05-04 华能青岛热电有限公司 DC motor control cabinet
CN112051706A (en) * 2020-10-19 2020-12-08 广州众智教育咨询有限公司 Culture propagation exhibition 3D holographic projection equipment for show convenient to installation is maintained
CN112133231A (en) * 2020-10-21 2020-12-25 广州众智教育咨询有限公司 Culture propagation exhibition 3D holographic projection equipment for show convenient to remove
CN112830192A (en) * 2020-12-30 2021-05-25 全椒倚天机械制造有限公司 Automatically cleaning refrigerator assembly line and supporting transport dolly thereof
CN113143165A (en) * 2021-04-26 2021-07-23 上海甄徽网络科技发展有限公司 Intelligent security household robot with disinfection function

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