CN213092640U - Model liftable sand table - Google Patents
Model liftable sand table Download PDFInfo
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- CN213092640U CN213092640U CN202021370999.6U CN202021370999U CN213092640U CN 213092640 U CN213092640 U CN 213092640U CN 202021370999 U CN202021370999 U CN 202021370999U CN 213092640 U CN213092640 U CN 213092640U
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- sand table
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- limiting plate
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Abstract
The utility model relates to a model liftable sand table, including the sand table model, the sand table, the support frame, the sand table model is located sand table desktop upper surface, sand table desktop lower surface and support frame fixed connection, the model hole that supplies the sand table model to pass through is seted up to sand table desktop upper surface, sand table model lower extreme fixedly connected with model seat, model seat and model hole sliding connection, model seat below is provided with the linear motion mechanism who drives the model seat and go up and down, linear motion mechanism includes the limiting plate, irregular cam, the lift motor, model seat lower extreme and irregular cam sliding connection, irregular cam lower surface rotates with sand table bottom surface and is connected, the pivot of irregular cam and lift motor's pivot fixed connection, the limiting plate level is placed, the limiting plate is provided with the spacing hole with model seat sliding connection, lift motor and limiting plate fixed connection. The application has the effect of conveniently observing the model.
Description
Technical Field
The application relates to the field of sand table display, in particular to a model liftable sand table.
Background
The sand table is a model for displaying spatial layout, and is widely applied to industries such as real estate and tourism because the sand table can reproduce the geographical position and the spatial structure of a certain area. The sand table can visually display the structural shapes and the position relations of different objects in reality by arranging the model on the platform.
At present, the utility model with the publication number of CN202215902U discloses an electronic sand table, which comprises a base, a tray, a connecting bracket, a height lifting rod, a display device, a pitching lifting rod and a control panel, the base is provided with wheels, the tray is provided with a rotating shaft, the connecting bracket is connected with the tray, a first end of the height lifting rod is connected with the base and a second end of the height lifting rod is connected with the tray, the first end of the pitching lifting rod is movably connected with the connecting bracket, the front side of the bottom of the display device is movably connected with the rotating shaft, the rear side of the bottom of the display device is movably connected with the second end of the pitching lifting rod, the control panel is installed on the base and is used for controlling the lifting of the height lifting rod and the pitching lifting rod, so that the height and the angle of the electronic sand table display device are adjusted.
Aiming at the related technologies, the inventor thinks that the defect that the models are mutually shielded exists, and in the process of observing the sand table, a certain model is possibly shielded by other models, so that the whole view is difficult to observe and the model is inconvenient to observe.
Disclosure of Invention
In order to observe the model conveniently, the application provides a model liftable sand table.
The application provides a model liftable sand table adopts following technical scheme:
a model liftable sand table comprises a sand table model, a sand table and a supporting frame, wherein the sand table model is positioned on the upper surface of the sand table, the lower surface of the sand table top is fixedly connected with the supporting frame, the upper surface of the sand table top is provided with a model hole for the sand table model to pass through, the lower end of the sand table model is fixedly connected with a model seat, the model seat is connected with a model hole in a sliding way, a linear motion mechanism for driving the model base to lift is arranged below the model base and comprises a limit plate, an irregular cam and a lifting motor, the lower end of the model seat is connected with an irregular cam in a sliding way, the lower surface of the irregular cam is rotationally connected with the bottom surface of the sand table, the rotating shaft of the irregular cam is fixedly connected with the rotating shaft of the lifting motor, the limiting plate is horizontally arranged, the limiting plate is provided with a limiting hole in sliding connection with the model base, and the lifting motor is fixedly connected with the limiting plate.
Through adopting above-mentioned technical scheme, when observing the sand table model that is sheltered from, open the elevator motor who shelters from the model, elevator motor drive irregular cam rotates, and the model seat descends along with the rotation of irregular cam gradually, and the sand table model is hidden into the sand table along with the decline of model seat, shows the sand table model that is sheltered from, is convenient for observe the sand table model.
Preferably, the vertical height difference between the highest point and the lowest point of the upper surface of the irregular cam is greater than the height of the model.
Through adopting above-mentioned technical scheme, the sand table can all be hidden into to the sand table model, reduces the possibility of sheltering from other sand table models, is convenient for observe the sand table.
Preferably, the model seat lateral wall is provided with the guide block, the guide block sets up along model seat direction of rise or fall, the limiting plate is provided with and is used for the guide way of mutually supporting with the guide block.
Through adopting above-mentioned technical scheme, take place pivoted possibility when reducing the model seat and descend, promote the smoothness nature that the sand table model goes up and down, the lift of the sand table model of being convenient for.
Preferably, a covering mechanism which moves synchronously with the model base is arranged in the sand table and used for covering the model hole after the sand table model descends.
Through adopting above-mentioned technical scheme, after sand table was hidden into to the sand table model, the mechanism cover model hole closed, reduces the influence to the pleasing to the eye degree of sand table, is convenient for to the observation of sand table.
Preferably, the lid closes the mechanism and includes connecting rod, pulling rod, apron, connecting rod one end is articulated with the model seat lateral wall, the connecting rod other end is articulated with the one end of pulling rod, the other end of pulling rod is articulated with the apron, three articulated axis all is parallel with sand table top board, the lower surface sliding connection of apron and sand table top board, the apron is parallel with sand table top board, apron slip direction is from model hole periphery to center.
Through adopting above-mentioned technical scheme, drive connecting rod one end decline when the model seat descends, the connecting rod other end drives the pulling rod, and the pulling rod pulls the apron, and along with the decline gradually of model seat, the apron removes to model hole center under the effect of pulling rod, accomplishes the lid in model hole and closes, reduces the influence to the pleasing to the eye degree of sand table, is convenient for to the observation of sand table.
Preferably, the limiting plate is provided with a rod groove for the connecting rod to pass through.
Through adopting above-mentioned technical scheme, reduce the limiting plate and hinder the possibility that the connecting rod descends, the pole groove exerts the thrust to the center to the connecting rod simultaneously, and the lid of help apron closes.
Preferably, the supporting frame is provided with a rotating device for driving the sand table to rotate.
Through adopting above-mentioned technical scheme, rotatory sand table can be from different angles observation sand table models, is convenient for to the omnidirectional observation of sand table.
Preferably, the rotating device comprises a rotating motor, a speed reducer and a coupler, the rotating motor is fixedly connected with an input shaft of the speed reducer through the coupler, a shell of the rotating motor is fixedly connected with the support frame, an output shaft of the speed reducer is fixedly connected with the lower surface of the bottom plate of the sand table, and the shell of the speed reducer is fixedly connected with the support frame.
Through adopting above-mentioned technical scheme, the rotating electrical machines drives the sand table rotation by reduction gear after the speed reduction, and the observer of being convenient for observes the different angles of sand table in situ, improves observer's observation effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the lifting motor is started through the linear motion mechanism which is arranged below the model base and used for driving the model base to lift, the lifting motor drives the irregular cam to rotate, the top point of the upper surface of the irregular cam is contacted with the bottom surface of the model base to rotate, the bottom point of the upper surface of the irregular cam is contacted with the bottom surface of the model base, the sand table model is hidden in the sand table, the shielded sand table model is exposed, the possibility of inconvenient observation caused by shielding of the sand table model is reduced, and the sand table is convenient to observe;
2. the covering mechanism which moves synchronously with the model base is arranged in the sand table, when the sand table base drives the sand table model to descend, the cover plate synchronously moves from the edge of the model hole to the center of the model hole to cover the sand table hole, so that the possibility of holes on the surface of the sand table is reduced, and the sand table can be observed conveniently;
3. through set up on the support frame and be used for driving sand table pivoted rotating device, open the rotating electrical machines, under the deceleration of reduction gear, the rotating electrical machines drive sand table slowly rotates, and the observer of being convenient for observes the sand table with different angles in same position, promotes the convenience when observing the sand table.
Drawings
Fig. 1 is a schematic structural diagram of a model liftable sand table of the present application.
Fig. 2 is a schematic view of a partial structure of a model liftable sand table of the application, and is used for showing a linear motion mechanism, a model table and a limiting plate of a single sand table model.
Fig. 3 is a partial structure schematic view of the hidden limiting plate in fig. 2.
Fig. 4 is a partial structure schematic diagram of the hidden linear motion mechanism, the sand table model, the model seat, the connecting rod and the pulling rod in fig. 2.
Fig. 5 is a sectional view taken along line a-a of fig. 1.
Description of reference numerals: 1. a sand table model; 2. a sand table; 3. a support frame; 4. a pattern hole; 5. a model base; 6. a linear motion mechanism; 61. a limiting plate; 62. an irregular cam; 63. a lifting motor; 7. a limiting hole; 8. a guide block; 9. a guide groove; 10. a covering mechanism; 101. a connecting rod; 102. pulling a rod; 103. a cover plate; 104. a plate groove; 11. a rod groove; 12. a rotating device; 121. a rotating electric machine; 122. a speed reducer; 123. a coupling is provided.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a model liftable sand table. Referring to fig. 1, fig. 2, a model liftable sand table, including sand table model 1, sand table 2, support frame 3, sand table model 1 is located sand table 2 upper surfaces, 2 bottom surfaces of sand table lower surfaces and support frame 3 fixed connection, model hole 4 that confession sand table model 1 passes through is seted up to sand table 2 upper surfaces, model hole 4 can be circular, also can be square, in this embodiment, model hole 4 is circular, the adhesion of 1 lower extreme of sand table model has model seat 5, model seat 5 is cylindrical, model seat 5 and model hole 4 sliding connection, model seat 5 below is provided with the linear motion mechanism 6 that drives model seat 5 and go up and down. The linear motion mechanism 6 comprises a limiting plate 61, an irregular cam 62 and a lifting motor 63, wherein one side of the upper surface of the irregular cam 62 is high, the other side opposite to the upper surface of the irregular cam 62 is low, the highest point and the lowest point are smoothly connected, and the lower end of the model base 5 is in sliding connection with the irregular cam 62. Referring to fig. 3, in this embodiment, a rotatable ball is embedded in the lower end of the mold base 5, the ball is in rolling connection with the upper surface of the irregular cam 62, the lower surface of the irregular cam 62 is in rolling connection with the bottom surface of the sand table 2, in this embodiment, a bearing is arranged between the lower surface of the irregular cam 62 and the bottom surface of the sand table 2, the rotating shaft of the irregular cam 62 is fixedly connected with the rotating shaft of the lifting motor 63, and in this embodiment, the connecting manner is welding. The limiting plate 61 is horizontally placed, the limiting plate 61 is provided with a limiting hole 7 in sliding connection with the model base 5, the axis of the lifting motor 63 is parallel to the axis of the model base 5, and the lifting motor 63 is fixedly connected with the limiting plate 61, in this embodiment, through screw connection. When the shielded sand table model 1 is observed, the lifting motor 63 of the shielding model is started, the lifting motor 63 drives the irregular cam 62 to rotate, the model seat 5 gradually descends along with the rotation of the irregular cam 62, the sand table model 1 is hidden into the sand table 2 along with the descending of the model seat 5, the shielded sand table model 1 is displayed, and the observation of the sand table model 1 is facilitated.
In order to hide the sand table model 1 into the sand table 2 and reduce the possibility of shielding other sand table models 1, the vertical height difference between the highest point and the lowest point of the upper surface of the irregular cam 62 is greater than the height of the sand table model 1.
Referring to fig. 3 and 4, the side wall of the mold base 5 is provided with a guide block 8, the guide block 8 is a cuboid, the guide block 8 is arranged along the lifting direction of the mold base 5, and the limiting plate 61 is provided with a guide groove 9 which is used for being matched with the guide block 8. The guide blocks 8 and the guide grooves 9 reduce the possibility of rotation when the model seat 5 descends, improve the smoothness of the lifting of the sand table model 1 and facilitate the lifting of the sand table model 1.
A covering mechanism 10 which moves synchronously with the model base 5 is arranged in the sand table 2, and the covering mechanism 10 is used for covering the model hole 4 after the sand table model 1 descends. After the sand table model 1 is hidden into the sand table 2, the covering mechanism 10 covers the model hole 4, the possibility of holes appearing on the sand table 2 is reduced, and the sand table can be observed conveniently.
The covering mechanism 10 comprises a connecting rod 101, a pulling rod 102 and a cover plate 103, wherein one end of the connecting rod 101 is hinged with the side wall of the model seat 5, the other end of the connecting rod 101 is hinged with one end of the pulling rod 102, the other end of the pulling rod 102 is hinged with the lower surface of the cover plate 103, three hinged axes are all parallel to the top plate of the sand table 2, the cover plate 103 is connected with the lower surface of the top plate of the sand table 2 in a sliding manner, in the embodiment, the cover plate 103 is connected with the lower surface of the top plate of the sand table 2 in a sliding manner through two plate grooves 104 with opposite openings, the cross sections of the plate grooves are L-shaped, the cover plate 103 is parallel to the top plate of the sand table 2, the sliding direction of the cover plate 103 is from the periphery to the center of the model hole 4, in the embodiment, the number of the cover plate 103 is two, when the model seat 5 descends, one, the cover plate 103 moves towards the center of the model hole 4 under the action of the pulling rod 102, the cover of the model hole 4 is completed, the possibility of holes on the sand table 2 is reduced, and the sand table is convenient to observe.
The limiting plate 61 is provided with a rod groove 11 for the connecting rod 101 to pass through, the rod groove 11 is square, so that the connecting rod 101 can pass through smoothly, and meanwhile, the rod groove 11 applies horizontal thrust to the connecting rod 101 to the center shaft of the model base 5 to help the cover plate 103 to cover.
Referring to fig. 5, in order to observe the sand table model 1 from different angles, the supporting frame 3 is provided with a rotating device 12 for driving the sand table 2 to rotate, and the sand table 2 is rotated to facilitate the omnibearing observation of the sand table.
Rotating device 12 includes rotating electrical machines 121, reduction gear 122, shaft coupling 123, rotating electrical machines 121 passes through shaft coupling 123 fixed connection with reduction gear 122 input shaft, rotating electrical machines 121's shell passes through the screw connection with support frame 3, reduction gear 122's output shaft passes through the key-type connection with 2 bottom plate lower surfaces of sand table, reduction gear 122 shell passes through the screw connection with support frame 3, rotating electrical machines 121 is driven sand table 2 rotations by reduction gear 122 after the speed reduction, be convenient for the observer to observe the different angles of sand table model 1 in situ, improve observer's observation quality.
The implementation principle of the model liftable sand table in the embodiment of the application is as follows: in the process of observing a certain shielded sand table model 1, starting a lifting motor 63 for shielding the sand table model 1, wherein the lifting motor 63 drives an irregular cam 62 to rotate, the contact point of the irregular cam 62 and a model seat 5 is transferred from the highest point to the lowest point, under the action of a limiting plate 61 and a limiting block, the model seat 5 drives the sand table model 1 to descend to leak the shielded sand table model 1, in the process, the model seat 5 drives one end of a connecting rod 101 to descend, the other end of the connecting rod 101 pulls a pull rod 102, and the pull rod 102 pulls a cover plate 103 to cover a model hole 4. When observing the sand table at different angles, the rotating motor 121 is started, and the rotating motor 121 drives the sand table 2 to rotate after being decelerated by the decelerator 122, so that the sand table model 1 can be observed at different angles. The sand table model 1 that is sheltered from can be observed to this application, and observation effect is better.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A model liftable sand table comprises a sand table model (1), a sand table (2) and a support frame (3), wherein the sand table (2) is hollow, the sand table model (1) is positioned on the upper surface of a top plate of the sand table (2), the lower surface of a bottom plate of the sand table (2) is fixedly connected with the support frame (3), the model liftable sand table is characterized in that a model hole (4) for the sand table model (1) to pass through is formed in the upper surface of the sand table (2), a model seat (5) is fixedly connected with the lower end of the sand table model (1), the model seat (5) is slidably connected with the model hole (4), a linear motion mechanism (6) for driving the model seat (5) to ascend and descend is arranged below the model seat (5), the linear motion mechanism (6) comprises a limiting plate (61), an irregular cam (62) and a lifting motor (63), the lower end of the model seat (5) is slidably connected with the irregular cam (62), irregular cam (62) lower surface rotates with husky dish table (2) bottom surface to be connected, the pivot of irregular cam (62) and the pivot fixed connection of elevator motor (63), limiting plate (61) level is placed, limiting plate (61) are provided with spacing hole (7) with model seat (5) sliding connection, elevator motor (63) casing and limiting plate (61) fixed connection.
2. The model liftable sand table of claim 1, wherein: the vertical height difference between the highest point and the lowest point of the upper surface of the irregular cam (62) is greater than the height of the model.
3. The model liftable sand table of claim 1, wherein: the utility model discloses a mould seat (5) and its preparation method, including the mould seat (5) lateral wall, the guide block (8) are provided with guide block (8), guide block (8) set up along mould seat (5) direction of rise or fall, limiting plate (61) are provided with and are used for guide way (9) of mutually supporting with guide block (8).
4. The model liftable sand table of claim 1, wherein: a covering mechanism (10) which moves synchronously with the model seat (5) is arranged in the sand table (2), and the covering mechanism (10) is used for covering the model hole (4) after the sand table model (1) descends.
5. The model liftable sand table of claim 4, wherein: lid closes mechanism (10) including connecting rod (101), pulling rod (102), apron (103), connecting rod (101) one end is articulated with model seat (5) lateral wall, the connecting rod (101) other end is articulated with the one end of pulling rod (102), the other end of pulling rod (102) is articulated with apron (103), and three articulated axis all is parallel with sand table (2) roof, apron (103) and the lower surface sliding connection of sand table (2) roof, apron (103) are parallel with sand table (2) roof, apron (103) slide along model hole (4) diameter direction.
6. The model liftable sand table of claim 4, wherein: the limiting plate (61) is provided with a rod groove (11) for the connecting rod (101) to pass through.
7. The model liftable sand table of claim 1, wherein: the supporting frame (3) is provided with a rotating device (12) for driving the sand table (2) to rotate.
8. The model liftable sand table of claim 7, wherein: rotating device (12) include rotating electrical machines (121), reduction gear (122), shaft coupling (123), rotating electrical machines (121) pass through shaft coupling (123) fixed connection with reduction gear (122) input shaft, the shell and support frame (3) fixed connection of rotating electrical machines (121), the output shaft and the sand table (2) bottom plate lower surface fixed connection of reduction gear (122), reduction gear (122) shell and support frame (3) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370999.6U CN213092640U (en) | 2020-07-13 | 2020-07-13 | Model liftable sand table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370999.6U CN213092640U (en) | 2020-07-13 | 2020-07-13 | Model liftable sand table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213092640U true CN213092640U (en) | 2021-04-30 |
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ID=75624924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021370999.6U Expired - Fee Related CN213092640U (en) | 2020-07-13 | 2020-07-13 | Model liftable sand table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213092640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113907516A (en) * | 2021-09-29 | 2022-01-11 | 陕西理工大学 | Digital economic risk management equipment and operation method thereof |
-
2020
- 2020-07-13 CN CN202021370999.6U patent/CN213092640U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113907516A (en) * | 2021-09-29 | 2022-01-11 | 陕西理工大学 | Digital economic risk management equipment and operation method thereof |
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| GR01 | Patent grant | ||
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Granted publication date: 20210430 |