CN113096515A - Adjustable sand table simulation device - Google Patents
Adjustable sand table simulation device Download PDFInfo
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- CN113096515A CN113096515A CN202110351000.6A CN202110351000A CN113096515A CN 113096515 A CN113096515 A CN 113096515A CN 202110351000 A CN202110351000 A CN 202110351000A CN 113096515 A CN113096515 A CN 113096515A
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- 239000004576 sand Substances 0.000 title claims abstract description 51
- 238000004088 simulation Methods 0.000 title claims abstract description 46
- 230000006698 induction Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000981 bystander Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
The invention discloses an adjustable sand table simulation device which comprises a device main body, wherein a bottom plate is installed at the bottom end of the device main body, supporting rods are installed on two sides of the top end of the bottom plate, a rotating shaft is installed at the top end of each supporting rod, an outer frame is installed on the inner side of each rotating shaft, grooves are formed in two sides of the surface of the top end of each outer frame, vertical rods are installed on the inner sides of the grooves, an embedded plate is installed at the top end of the inner side of each outer frame, a supporting cross rod is installed at the bottom end of each embedded plate, a supporting vertical rod is installed at the bottom end of each supporting cross rod, a movable plate is installed on the inner side of each supporting vertical rod. According to the sand table with the convertible structure, the sand table can be changed into a vertical structure from a planar state through the structure of the sand table, and therefore explanation of the sand table by an explanation person and good viewing experience are facilitated.
Description
Technical Field
The invention relates to the field of sand table simulation, in particular to an adjustable sand table simulation device.
Background
The sand table simulation is an experimental platform designed for representing the role experience of an advanced modern enterprise operation and management technology, namely ERP. Simulation sand table teaching aid mainly includes: 6 sand table surfaces represent six competing simulated enterprises. The simulation sand table divides function centers according to function departments of manufacturing enterprises, wherein the function centers comprise a marketing and planning center, a production center, a logistics center and a financial center, and all key links of enterprise operation are covered by each function center. By simulating the operation of enterprises, the team spirit is cultivated, and the management capability is comprehensively improved.
However, the existing sand table simulation is plane simulation, and only can be simulated and explained for a plane plate-shaped structure through an explanation person, so that the interactive effect between the person and the insufficient stereo is achieved, especially, the existing sand table simulation in the market is generally a fixed structure, the position and the information of the sand table cannot be adjusted according to actual conditions or actual cases, and meanwhile, the existing sand table structure cannot be converted according to use or teaching requirements, so that the use of the sand table is inconvenient.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an adjustable sand table simulation device.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to an adjustable sand table simulation device, which comprises a device main body, wherein a bottom plate is arranged at the bottom end of the device main body, support rods are arranged on two sides of the top end of the bottom plate, a rotating shaft is arranged at the top end of each support rod, an outer frame is arranged on the inner side of the rotating shaft, grooves are arranged on two sides of the surface of the top end of the outer frame, vertical rods are arranged on the inner sides of the grooves, an inner plate is arranged on the top end of the inner side of the outer frame, a mark plate is arranged on the surface of the inner plate, an LED screen is arranged on one side of the mark plate, a support cross rod is arranged at the bottom end of the inner plate, a support vertical rod is arranged at the bottom end of the support cross rod, a movable plate is arranged on the inner side of the support vertical rod, fixing bolts are arranged at, and the hole position and the vertical rod are arranged correspondingly, the upper rotating shaft is arranged at the upper side of the two ends of one side of the outer frame, the upper straight rod is arranged at the bottom end of the upper rotating shaft, the lower rotating shaft is arranged at the bottom side of the upper rotating shaft, the lower straight rod is arranged at the top end of the lower rotating shaft, and the middle part of the upper straight rod is provided with a fixing bolt.
As a preferred technical solution of the present invention, the bottom plate and the support rod are fixedly connected, the support rod and the outer frame are arranged through a rotation shaft, the outer frame is rotatably connected through the rotation shaft, the diameter of the vertical rod is the same as the diameter of the hole, the vertical rod is located inside the outer frame, the vertical rod and the outer frame are connected in a sliding manner, and two ends of the vertical rod are respectively provided with a ring having a diameter larger than the diameter of the groove and the diameter of the hole, for vertical position limitation of the vertical rod.
As a preferred technical scheme of the invention, the fixing bolt respectively penetrates through the upper straight rod and the lower straight rod to be in threaded connection with the outer frame, the upper straight rod and the outer frame are in rotary connection through the upper rotary shaft, the lower straight rod and the outer frame are in rotary connection through the lower rotary shaft, the upper straight rod and the lower straight rod are arranged in a stacked manner, and one end of each of the upper straight rod and the lower straight rod is provided with a rubber pad or a sucker.
As a preferred technical scheme of the invention, an installation frame is arranged on the inner side of the movable plate, the installation frame is respectively and fixedly connected with the supporting cross rod and the supporting vertical rod, threaded holes are formed in four corners of the installation frame, the movable plate and the installation frame are fixedly connected through fixing bolts in a threaded manner, the movable plate is arranged on the two side surfaces of the installation frame and installed, the surface of the placement block is arranged in a corrugated manner and respectively connected with the movable plate and the installation frame in a buckling manner, and the placement block is made of flexible materials and mainly composed of PVC plastics.
As a preferred technical scheme of the invention, the placing block comprises a convex block and a concave, the diameters of the concave and convex blocks are arranged corresponding to the movable plate and the mounting frame, the top end and the bottom end in the convex block are provided with sensing chips, and the middle part of the bottom end of the mounting frame is provided with a sensing notch.
As a preferable technical scheme of the invention, the supporting transverse rods and the supporting vertical rods are fixedly connected, and the combined frame of the supporting transverse rods and the supporting vertical rods is at least four rows.
As a preferred technical scheme of the invention, an MCU micro-control chip and a lithium battery are arranged in the built-in board, a control switch is arranged on the surface of the bottom end of the outer frame, and the MCU micro-control chip is respectively and electrically connected with the induction notch and the LED screen.
Compared with the prior art, the invention has the following beneficial effects:
1: according to the sand table with the convertible structure, the sand table can be changed into a vertical structure from a planar state through the structure of the sand table, and therefore explanation of the sand table by an explanation person and good viewing experience are facilitated.
2: according to the sand table simulation structure, the stereoscopic sand table simulation structure is arranged, and the movable plate and the placing block are combined mainly through the buckling effect on the surface of the sand table simulation structure to form a specific stereoscopic fixing effect, so that the sand table simulation has an attractive effect.
3: the sand table can be combined with the movable plate and the placing blocks, simulation can be performed on two sides of the sand table by users, meanwhile, the users on two sides can form bilateral interaction through the placing blocks, and the sand table has game feeling and simulation feeling in practical significance in enterprise competition and simulation.
4: according to the invention, through the simulation of the movable plate and the placing block, the induction notch and the LED display screen can be combined to form specific actual counting and self data judgment, so that specific generated data is displayed on the LED display screen according to the action of a user, and the phenomenon that manual counting is needed in the use process is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the outer frame structure of the present invention;
FIG. 3 is an exploded view of the movable plate structure of the present invention;
FIG. 4 is a sectional view of the movable plate structure of the present invention;
FIG. 5 is a cross-sectional view of a bump structure of the present invention;
in the figure: 1. a device main body; 2. a base plate; 3. a support bar; 4. a rotating shaft; 5. an outer frame; 6. a groove; 7. a vertical rod; 8. a built-in plate; 9. a title board; 10. an LED screen; 11. a support rail; 12. supporting the vertical rod; 13. a movable plate; 14. fixing the bolt; 15. placing the blocks; 16. a hole; 17. rotating the rotating shaft; 18. a straight rod is arranged; 19. rotating the shaft downwards; 20. a lower straight rod; 21. fixing the bolt; 22. a mounting frame; 23. a protruding block; 24. recessing; 25. an induction notch; 26. and (6) sensing the chip.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in fig. 1-2, the invention provides an adjustable sand table simulation device, which comprises a device main body 1, wherein a bottom plate 2 is installed at the bottom end of the device main body 1, support rods 3 are installed at two sides of the top end of the bottom plate 2, a rotating shaft 4 is installed at the top end of each support rod 3, an outer frame 5 is installed at the inner side of each rotating shaft 4, grooves 6 are formed in two sides of the surface of the top end of each outer frame 5, vertical rods 7 are installed at the inner sides of the grooves 6, an internal plate 8 is installed at the top end of the inner side of each outer frame 5, a title plate 9 is installed on the surface of each internal plate 8, an LED screen 10 is installed at one side of each title plate 9, a support cross rod 11 is installed at the bottom end of each internal plate 8, a support vertical rod 12 is installed at the bottom end of each support cross rod 11, movable plates, both ends of the surface of the inner groove are provided with holes 16, the positions of the holes 16 and the vertical rod 7 are arranged correspondingly, the upper rotating shaft 17 is arranged on the upper side of the two ends of one side of the outer frame 5, the upper straight rod 18 is arranged at the bottom end of the upper rotating shaft 17, the lower rotating shaft 19 is arranged on the bottom side of the upper rotating shaft 17, the lower straight rod 20 is arranged at the top end of the lower rotating shaft 19, and the fixing bolt 21 is arranged in the middle of the upper straight rod.
The fixing bolt 21 penetrates through the upper straight rod 18 and the lower straight rod 20 respectively to be in threaded connection with the outer frame 5, the upper straight rod 18 is in rotating connection with the outer frame 5 through the upper rotating shaft 17, the lower straight rod 20 is in rotating connection with the outer frame 5 through the lower rotating shaft 19, the upper straight rod 18 and the lower straight rod 20 are arranged in a stacked mode, and rubber pads or suckers are arranged at one ends of the upper straight rod 18 and the lower straight rod 20.
The supporting cross rods 11 and the supporting vertical rods 12 are fixedly connected, and the frame formed by combining the supporting cross rods 11 and the supporting vertical rods 12 is at least four rows.
Specifically, when the device main body 1 is unfolded, the upper straight rod 18 and the lower straight rod 20 are combined with the support rod 3 to form a parallel structure, the upper straight rod 18 and the lower straight rod 20 are identical in length and are of an embedded structure, so that a support effect can be formed after the device main body is placed on the ground, when the device main body is folded, the upper rotating shaft 17 and the lower rotating shaft 19 are rotated and folded with each other to be placed in the strip-shaped concave parts on two sides of the outer frame 5, and a connecting effect is formed by the fixing bolt 21 and the thread fixing of the outer frame 5.
After the outer frame 5 rotates along the rotating shaft 4 to form a vertical structure, the vertical rod 7 of the outer frame is downwards inserted into the hole 16 on the surface of the bottom plate 2 due to gravity to form mechanical limit, so that the outer frame 5 is prevented from shaking forwards and backwards due to external force when being vertical, and at the moment, the device main body 1 can form a vertical plate-shaped structure from a plane structure, so that the sand table simulation can be explained on site and simulated on site change.
The title board 9 on the built-in board 8 of the outer frame 5 can be a white board or a straight-insertion board structure for fixing and displaying titles, the built-in board 8 is hollow, the outer frame 5 is provided with a control switch for controlling the power supply inside the built-in board 8 to be turned on or off, the LED screen 10 on one side mainly displays specific related data and related explanations, the placing block 15 used on the surface of the movable plate 13 is of a corrugated structure on the surface and mainly used for forming a front and back buckling effect with the movable plate 13, so that fonts or simulation can be more three-dimensional, for example, the three-dimensional interpretation function of high buildings, single houses and the like in the real estate industry is aimed at, the simulation of commercial competition or terrain is more convenient, and the experience of explanation and appreciation is better, the placing block 15 and the movable plate 13 can be changed into other shapes, such as a cylinder or a cuboid, so that the actual event or the landform can be simulated more intuitively.
Example 2
As shown in fig. 3-4, a mounting frame 22 is disposed on the inner side of the movable plate 13, the mounting frame 22 is fixedly connected to the supporting cross bar 11 and the supporting vertical bar 12, threaded holes are disposed at four corners of the mounting frame 22, the movable plate 13 and the mounting frame 22 are fixedly connected by screws 14, the movable plate 13 is disposed on two side surfaces of the mounting frame 22, the surface of the placement block 15 is corrugated, and is connected to the movable plate 13 and the mounting frame 22 by fasteners, the placement block 15 is made of flexible material, and is mainly made of PVC plastic, and other structures are the same as those of embodiment 1.
Make fly leaf 13 be detachable construction, mainly form the fixed effect of both sides fly leaf 13 via inboard installation frame 22, place the fly leaf 13 that piece 15 mainly runs through both sides, form buckle fixed effect in the middle part, owing to place piece 15 and be the flexible material preparation, can the person of facilitating the use propelling movement in both sides, thereby the protruding height of piece 15 is placed in the control, and detachable fly leaf 13 then can be according to required sand table analog structure, dismantle and change into other three-dimensional structures, the person of facilitating the use is to the sand table simulation of different situations.
Meanwhile, the user can push the placing blocks 15 to form a game or a cooperation effect in commercial competition on two sides according to actual simulation conditions and cost, fund and planning on two sides, so that the sand table is simulated from a traditional structure explained by one person into a participating structure with more than two persons, corresponding cost or financial conclusion can be obtained through manual calculation according to the specific game effect, and the game theory explanation aiming at the commercial competition is realized, and the three-dimensional sand table structure can also facilitate a large number of bystanders to observe the sand table visually without repeated self-simulation.
Example 3
The built-in board 8 internally mounted has MCU micro control chip and lithium cell, and frame 5 bottom surface mounting has control switch, and MCU micro control chip is electric connection with response notch and LED screen 10 respectively, and other structures all are the same with embodiment 2.
The MCU micro control chip is further arranged in the device main body 1, the induction notch 25 is mainly connected to the bottom side of the installation frame 22, the induction chip 26 is arranged at the convex block 23 of the placing block 15, when a user pushes the placing block 15, because the convex block 23 and the induction notch 25 are mainly in close contact with each other, after the induction notch 25 induces the corresponding induction chip 26, the information expressed by the placing block 15 at the installation frame 22 can be recorded through the induced information, when each convex block 23 of the placing block 15 is provided with the induction chip 26, the distance information of pushing the placing block 15 by the user can be received, the induction notch 15 and the induction chip 26 mainly adopt an NFC induction structure, therefore, after receiving target information, the induction notch 15 transmits the data to the MCU micro control chip, and according to the processing of the MCU micro control chip on the data, for example, the cost is increased or decreased, the market tax of the purchase of the target object is received, and the actual digital information is obtained, so that the manual operation is avoided, the calculated data can be directly displayed on the LED screen 10, the explanation staff and bystanders can conveniently and visually observe the data, particularly for the simulation of the financial industry, and after the MCU micro-control chip inputs the corresponding market conventional calculation, the corresponding simulation result can be obtained according to the simulation.
The sand table simulation device has a simple structure, is mainly innovated and combined through basic technologies, improves the simulation complexity in sand table simulation according to the requirements and defects of the current market in the field of simulation sand tables, enables the operation and the placement to be simpler and more convenient, can change the structure of the sand table according to the self requirements, particularly aims at the simulation of real estate and landforms, can simply place the corresponding sand table simulation state, and has more stereoscopic impression; aiming at the commercial simulation, a structure capable of realizing multi-person interaction is further designed, so that the simulation of the sand table is not monotonous any more, a relatively real result can be directly calculated according to the simulation of the actual condition, and the method has a more visual beneficial effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an adjustable sand table analogue means, includes device main part (1), its characterized in that, bottom plate (2) are installed to the bottom of device main part (1), bracing piece (3) are installed to the top both sides of bottom plate (2), rotation axis (4) are installed on the top of bracing piece (3), frame (5) are installed to the inboard of rotation axis (4), the top surface both sides of frame (5) are provided with recess (6), vertical pole (7) are installed to recess (6) inboard, built-in board (8) are installed on the inboard top of frame (5), the surface mounting of built-in board (8) has mark board (9), LED screen (10) are installed to one side of mark board (9), support horizontal pole (11) are installed to the bottom of built-in board (8), support montant (12) are installed to support horizontal pole (11) bottom, support montant (12) inboard and install fly leaf (13), fixing bolt (14) are all installed in the four corners of fly leaf (13), the mid-mounting of fly leaf (13) has places piece (15), the inboard middle part surface of bottom plate (2) is provided with the inner groovy, inner groovy basal surface both ends all are provided with hole (16), and hole (16) position and vertical pole (7) set up for corresponding, last axis of rotation (17) are all installed to one side both ends upside of frame (5), straight-bar (18) are installed to the bottom of going up axis of rotation (17), lower axis of rotation (19) are installed to the bottom side of going up axis of rotation (17), straight-bar (20) are installed down on the top of lower axis of rotation (19), go up straight-bar (18) mid-mounting and have fixing bolt (21).
2. The adjustable sand table simulation device according to claim 1, wherein the bottom plate (2) is fixedly connected with the supporting rod (3), the supporting rod (3) is arranged in a penetrating manner with the outer frame (5) through the rotating shaft (4), the outer frame (5) is rotatably connected with the rotating shaft (4), the diameter of the vertical rod (7) is the same as that of the hole (16), the vertical rod (7) is located inside the outer frame (5), the vertical rod (7) is connected with the outer frame (5) in a sliding manner, and two ends of the vertical rod (7) are respectively provided with a circular ring, the diameter of the circular ring is larger than that of the groove (6) and the hole (16), and the circular rings are used for vertically limiting the vertical rod (7).
3. The adjustable sand table simulation device as claimed in claim 2, wherein the fixing bolt (21) penetrates through the upper straight rod (18) and the lower straight rod (20) respectively to be in threaded connection with the outer frame (5), the upper straight rod (18) and the outer frame (5) are in rotary connection through the upper rotary shaft (17), the lower straight rod (20) and the outer frame (5) are in rotary connection through the lower rotary shaft (19), the upper straight rod (18) and the lower straight rod (20) are in stacked arrangement, and one end of each of the upper straight rod (18) and the lower straight rod (20) is provided with a rubber pad or a sucker.
4. The adjustable sand table simulation device according to claim 1, wherein a mounting frame (22) is arranged on the inner side of the movable plate (13), the mounting frame (22) is fixedly connected with the supporting cross rod (11) and the supporting vertical rod (12) respectively, threaded holes are formed in four corners of the mounting frame (22), the movable plate (13) and the mounting frame (22) are fixedly connected through threads through fixing bolts (14), the movable plate (13) is arranged on the two sides of the mounting frame (22) in a surface mounting mode, the surface of the placing block (15) is arranged in a corrugated mode and is connected with the movable plate (13) and the mounting frame (22) in a buckling mode respectively, and the placing block (15) is made of a flexible material and mainly composed of PVC plastics.
5. The adjustable sand table simulation device according to claim 4, wherein the placing block (15) comprises a protruding block (23) and a recess (24), the diameters of the recess (24) and the protruding block (23) are corresponding to the diameters of the movable plate (13) and the mounting frame (22), the top end and the bottom end of the inside of the protruding block (23) are provided with sensing chips (26), and the middle part of the bottom end of the mounting frame (22) is provided with a sensing notch (25).
6. The adjustable sand table simulation device as claimed in claim 1, wherein the supporting cross rods (11) and the supporting vertical rods (12) are fixedly connected, and the combined frame of the supporting cross rods (11) and the supporting vertical rods (12) is at least four rows.
7. The adjustable sand table simulation device according to claim 5, wherein an MCU micro-control chip and a lithium battery are installed inside the built-in plate (8), a control switch is installed on the surface of the bottom end of the outer frame (5), and the MCU micro-control chip is electrically connected with the induction notch and the LED screen (10) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110351000.6A CN113096515B (en) | 2021-03-31 | 2021-03-31 | Adjustable sand table simulation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110351000.6A CN113096515B (en) | 2021-03-31 | 2021-03-31 | Adjustable sand table simulation device |
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| CN113096515A true CN113096515A (en) | 2021-07-09 |
| CN113096515B CN113096515B (en) | 2022-09-06 |
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| CN202110351000.6A Expired - Fee Related CN113096515B (en) | 2021-03-31 | 2021-03-31 | Adjustable sand table simulation device |
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| CN107886455A (en) * | 2016-09-30 | 2018-04-06 | 海阳中集来福士海洋工程有限公司 | A kind of personnel and security control's system |
| US20180247568A1 (en) * | 2017-02-25 | 2018-08-30 | Microduino Inc. | Apparatus and method for smart sand table demonstration |
| CN206639455U (en) * | 2017-04-13 | 2017-11-14 | 时小侬 | A kind of financial management instructional device |
| CN106991893A (en) * | 2017-04-24 | 2017-07-28 | 广西民族师范学院 | One kind simulation foundation sand table |
| CN107945642A (en) * | 2017-12-11 | 2018-04-20 | 中国农业银行股份有限公司 | Sand table simulating system and sand-table simulation method |
| CN209746875U (en) * | 2018-11-28 | 2019-12-06 | 周雨莎 | ERP sand table for economic management |
| CN209641211U (en) * | 2018-12-26 | 2019-11-15 | 长泰县易捷房产信息咨询服务部 | A kind of real estate sand table model |
| CN210338839U (en) * | 2019-07-17 | 2020-04-17 | 谭丽涛 | Goods trade document circulation sand table |
| CN210804985U (en) * | 2019-11-20 | 2020-06-19 | 中国地质大学（武汉） | Indoor design placing model |
| CN210955794U (en) * | 2019-12-25 | 2020-07-07 | 张平 | Simulated display sand table for land management |
| CN111210708A (en) * | 2019-12-31 | 2020-05-29 | 山东劳动职业技术学院（山东劳动技师学院） | Electronic commerce process display device |
| CN211207771U (en) * | 2020-01-06 | 2020-08-07 | 李娇 | Sand table device is used in financial management teaching |
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