CN214336069U - Sand table base that economic management teaching was used - Google Patents
Sand table base that economic management teaching was used Download PDFInfo
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- CN214336069U CN214336069U CN202120273437.8U CN202120273437U CN214336069U CN 214336069 U CN214336069 U CN 214336069U CN 202120273437 U CN202120273437 U CN 202120273437U CN 214336069 U CN214336069 U CN 214336069U
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- 239000004576 sand Substances 0.000 title claims abstract description 44
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002457 bidirectional effect Effects 0.000 description 11
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of teaching aid, a sand table base that economic management teaching was used is related to, wherein, including box and backup pad, the inner wall bottom fixedly connected with U-shaped plate of box, first spout has been seted up on the U-shaped plate. Its beneficial effect is, this sand table base that economic management teaching was used, through first motor, two-way threaded rod, support futilely, adjust the pole, first round pin axle, the setting of second round pin axle and third round pin axle etc, drive backup pad and spacing seat reciprocate, thereby can accomodate the sand table in the box, protect the sand table, avoid the sand table to contact the back with the external world for a long time, the condition of morals and manners appears in the outward appearance, through first limiting plate, the second limiting plate, the pull rod, the setting of first spring and second spring etc., adjust fixedly according to the size of sand table, thereby can be applicable to the sand table of equidimension not, through the setting of box, conveniently carry the base.
Description
Technical Field
The utility model belongs to the technical field of the teaching aid, concretely relates to sand table base that economic management teaching was used.
Background
The economic management takes major management problems in the economic field as a main research object, has obvious management research characteristics based on economics, is concentrated on the first-level disciplines of industrial and commercial management and a plurality of closely related aspects of public economic management, and is dedicated to embodying the academic level of the management and research of Chinese industrial and commercial workers, and in the process of learning economic management, the economic management is only limited to the knowledge plane of books, so a sand table for economic management teaching is often needed.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a sand table base that economic management teaching was used, it has solved the sand table and has shown in the external world for a long time, and the condition of morals and manners can appear in the outward appearance and can not adjust fixed technical problem to the sand table of equidimension not.
In order to achieve the above object, the utility model provides a following technical scheme: a sand table base used for economic management teaching comprises a box body and a supporting plate, wherein a U-shaped plate is fixedly connected to the bottom of the inner wall of the box body, a first chute is formed in the U-shaped plate, limiting blocks are connected in the first chute in a sliding mode, a first motor and a bearing are respectively and fixedly connected to two sides of the inner wall of the U-shaped plate, a rotating shaft is movably arranged in the bearing in a penetrating mode, a bidirectional threaded rod is fixedly connected to one end of the rotating shaft, one end of the bidirectional threaded rod is fixedly connected with an output shaft of the first motor, threaded cylinders are connected to the surface of the bidirectional threaded rod in a threaded mode, the number of the threaded cylinders and the number of the limiting blocks are two, the outer surfaces of the two threaded cylinders are respectively and fixedly connected with the tops of the two limiting blocks, connecting plates are fixedly connected to the outer surfaces of the two threaded cylinders, and first adjusting blocks are fixedly connected to the tops of the two connecting plates, two first regulating block all articulates through first round pin axle has the bracing piece, two the one end of bracing piece all articulates through third round pin axle has the regulation pole, two the one end of adjusting the pole all articulates through second round pin axle has the second regulating block, two the equal fixedly connected with fixed block in one side of second regulating block, and one side of two fixed blocks respectively with the inner wall both sides fixed connection of box, the second spout has been seted up in the backup pad, sliding connection has the slider in the second spout, and the slider have a quantity to have two, the equal fixedly connected with third regulating block in bottom of two sliders, two the third regulating block all articulates with the one end of two regulation poles respectively through fourth round pin axle.
The fixed slot and the ring channel have been seted up respectively in the backup pad, and fixedly connected with second motor in the fixed slot, the spacing seat of output shaft fixedly connected with of second motor, the through-hole has all been seted up with the back in the front of spacing seat, the first spring of fixedly connected with on the inner wall of spacing seat, the quantity of first spring has two, two the same first limiting plate of one end fixedly connected with of first spring, two the front and the equal fixedly connected with pull rod in the back of first limiting plate, two the one end of pull rod passes two through-holes and fixedly connected with accessory plate respectively, the equal fixedly connected with second spring in inner wall both sides of spacing seat, the quantity of second spring has four, two the same second limiting plate of one end fixedly connected with of second spring.
As a further aspect of the present invention: the sliding connection in the ring channel has the universal wheel, the quantity of universal wheel has two, two the top of universal wheel all with the bottom fixed connection of spacing seat.
As a further aspect of the present invention: the top of box has the case lid through hinge swing joint, fixedly connected with hasp on the case lid, fixedly connected with latch fitting on the box, and hasp and latch fitting looks joint.
As a further aspect of the present invention: handles are fixedly connected to the top of the box cover and the two auxiliary plates.
As a further aspect of the present invention: the bottom fixedly connected with supporting leg of box, and the quantity of supporting leg has four.
As a further aspect of the present invention: fixedly connected with control button on the box, control button's quantity has two, two control button passes through wire electric connection with first motor and second motor respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this sand table base that economic management teaching was used, through the setting such as first motor, two-way threaded rod, support do, adjust pole, first round pin axle, second round pin axle and third round pin axle, drive backup pad and spacing seat reciprocate to can accomodate the sand table in the box, protect the sand table, avoid the sand table to contact the back with the external world for a long time, the condition of morals and manners appears in the outward appearance.
2. This sand table base that economic management teaching was used through the setting of first limiting plate, second limiting plate, pull rod, first spring and second spring etc. adjusts fixedly according to the size of sand table to can be applicable to the not sand table of equidimension, through the setting of box, conveniently carry the base.
Drawings
The accompanying drawings 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 invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a front view section of the present invention;
FIG. 2 is a front view of the box body of the present invention;
FIG. 3 is a schematic view of the overlooking structure of the middle limiting seat of the present invention
FIG. 4 is a schematic diagram of the circuit connection of the present invention;
in the figure: 1. a U-shaped plate; 2. a first chute; 3. a threaded barrel; 4. a connecting plate; 5. a first regulating block; 6. a first pin shaft; 7. a second regulating block; 8. a second pin shaft; 9. a box body; 10. a universal wheel; 11. A support plate; 12. a second motor; 13. a limiting seat; 14. a second chute; 15. adjusting a rod; 16. a third pin shaft; 17. a first motor; 18. a bidirectional threaded rod; 19. a first spring; 20. a pull rod; 21. a first limit plate; 22. a second spring; 23. a second limiting plate; 24. a control button; 25. a box cover; 26. A support bar; 27. a third regulating block; 28. and a fourth pin shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a sand table base used for economic management teaching comprises a box body 9 and a supporting plate 11, wherein the bottom of the inner wall of the box body 9 is fixedly connected with a U-shaped plate 1, a first chute 2 is arranged on the U-shaped plate 1, a limiting block is slidably connected in the first chute 2, a first motor 17 and a bearing are respectively and fixedly connected to two sides of the inner wall of the U-shaped plate 1, a rotating shaft is movably arranged in the bearing in a penetrating manner, one end of the rotating shaft is fixedly connected with a bidirectional threaded rod 18, one end of the bidirectional threaded rod 18 is fixedly connected with an output shaft of the first motor 17, two threaded cylinders 3 are in threaded connection with the surface of the bidirectional threaded rod 18, the number of the threaded cylinders 3 and the number of the limiting blocks are two, the outer surfaces of the two threaded cylinders 3 are respectively and fixedly connected with the tops of the two limiting blocks, connecting plates 4 are fixedly connected to the outer surfaces of the two threaded cylinders 3, and first adjusting blocks 5 are fixedly connected to the tops of the two connecting plates 4, two first adjusting blocks 5 are hinged with supporting rods 26 through first pin shafts 6, one ends of the two supporting rods 26 are hinged with adjusting rods 15 through third pin shafts 16, one ends of the two adjusting rods 15 are hinged with second adjusting blocks 7 through second pin shafts 8, one sides of the two second adjusting blocks 7 are fixedly connected with fixed blocks, one sides of the two fixed blocks are respectively and fixedly connected with two sides of the inner wall of a box body 9, a second sliding groove 14 is formed in a supporting plate 11, two sliding blocks are connected in the second sliding groove 14 in a sliding mode, the number of the sliding blocks is two, the bottoms of the two sliding blocks are respectively and fixedly connected with third adjusting blocks 27, the two third adjusting blocks 27 are respectively hinged with one ends of the two adjusting rods 15 through fourth pin shafts 28, and the two adjusting blocks are respectively hinged with one ends of the two adjusting rods 15 through first motors 17, two-way threaded rods 18, supporting rods, adjusting rods 15, first pin shafts 6, second pin shafts 8, third pin shafts 16 and the like, drive backup pad 11 and spacing seat 13 and reciprocate to can accomodate the sand table in box 9, protect the sand table, avoid the sand table to contact the back with the external world for a long time, the condition of morals and manners appears in the outward appearance.
The supporting plate 11 is respectively provided with a fixing groove and an annular groove, the fixing groove is internally fixedly connected with a second motor 12, an output shaft of the second motor 12 is fixedly connected with a limiting seat 13, the front and the back of the limiting seat 13 are respectively provided with a through hole, the inner wall of the limiting seat 13 is fixedly connected with two first springs 19, one end of each of the two first springs 19 is fixedly connected with the same first limiting plate 21, the front and the back of each of the two first limiting plates 21 are respectively fixedly connected with a pull rod 20, one end of each of the two pull rods 20 respectively passes through the two through holes and is fixedly connected with an auxiliary plate, two sides of the inner wall of the limiting seat 13 are respectively fixedly connected with a second spring 22, the number of the second springs 22 is four, one end of each of the two second springs 22 is fixedly connected with the same second limiting plate 23, and the first spring 19, the second spring 22 and the like are arranged through the first limiting plate 21, the second limiting plate 23, the pull rod 20, the first spring 19 and the second spring 22, adjust fixedly according to the size of sand table to can be applicable to the sand table of equidimension not, through the setting of box 9, conveniently carry the base.
Specifically, the annular groove is connected with two universal wheels 10 in a sliding manner, the top parts of the two universal wheels 10 are fixedly connected with the bottom part of the limiting seat 13, and through the arrangement of the annular groove and the universal wheels 10, the limiting seat 13 is supported, the top of the box body 9 is movably connected with a box cover 25 through a hinge, the box cover 25 is fixedly connected with a lock catch, the box body 9 is fixedly connected with a locking piece, the lock catch is clamped with the locking piece, through the arrangement of the lock catch and the lock piece, the box cover 25 is convenient to fix, and when the box body 9 is prevented from being carried, the box cover 25 is opened, the top of the box cover 25 and the two auxiliary plates are both fixedly connected with handles, the box cover 25 and the pulling pull rod 20 are convenient to open through the arrangement of the handle, the bottom of the box body 9 is fixedly connected with a supporting leg, and the quantity of supporting leg has four, through the setting of supporting leg, plays the effect of support to box 9.
Specifically, fixedly connected with control button 24 on the box 9, control button 24's quantity has two, and two control button 24 pass through wire electric connection with first motor 17 and second motor 12 respectively, and through control button 24's setting, the convenience passes through wire electric connection to first motor 17 and second motor 12.
The utility model discloses a theory of operation does:
s1, when the sand table is used, the sand table base is carried through the handle, then the sand table base is connected with an external power supply, then the lock catch is not clamped with the lock piece, the handle is pulled, the box cover 25 and one control button 24 are opened, the first motor 17 starts to work, the first motor 17 drives the rotating shaft of the bidirectional threaded rod 18, the bidirectional threaded rod 18 drives the threaded cylinders 3 to rotate, the limiting blocks slide in the first sliding grooves 2 and are far away from each other, so that the two threaded cylinders 3 are driven to be far away from each other, the two threaded cylinders 3 drive the two connecting plates 4 and the two supporting rods 26 to be far away from each other, the supporting plate 11 and the limiting seat 13 are driven to move upwards under the combined action of the first pin shaft 6, the second pin shaft 8, the third pin shaft 16 and the fourth pin shaft 28, meanwhile, the sliding block slides in the second sliding groove 14, and the control button 24 is closed after the limiting seat 13 reaches a proper height;
s2, secondly, pulling the pull rod 20, enabling the pull rod 20 to drive the first limiting plate 21 to extrude the first spring 19, placing the sand table on the limiting seat 13, and not pulling the pull rod 20 any more, enabling the first limiting plate 21 to be in contact with the sand table by resetting the first spring 19, enabling the second limiting plate 23 to be in contact with two sides of the sand table, and extruding the second spring 22, so that adjustment and limiting fixation are performed on the sand table according to the size of the sand table, then, opening the other control button 24, enabling the second motor 12 to start working, enabling the second motor 12 to drive the limiting seat 13 to slowly rotate, enabling the universal wheel 10 to slide in the annular groove, and facilitating omnibearing viewing of the sand table;
s3, after the use, the control button 24 is closed, the second motor 12 stops working, meanwhile, another control button 24 is opened, the first motor 17 starts working, the first motor 17 drives the rotating shaft of the bidirectional threaded rod 18, the bidirectional threaded rod 18 drives the threaded cylinder 3 to rotate, the limiting blocks slide in the first sliding groove 2 and approach each other, so as to drive the two threaded cylinders 3 to approach each other, the two threaded cylinders 3 drive the two connecting plates 4 and the two supporting rods 26 to approach each other, and under the combined action of the first pin shaft 6, the second pin shaft 8, the third pin shaft 16 and the fourth pin shaft 28, the supporting plate 11 and the limiting seat 13 are driven to move downwards, meanwhile, the sliding block slides in the second sliding groove 14, when the limiting seat 13 is positioned in the box body 9, the control button 24 is closed and the box cover 25 is closed, the lock catch is clamped with the lock piece, and the sand table base is convenient to carry.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a sand table base that economic management teaching was used, includes box (9) and backup pad (11), its characterized in that: the box body is characterized in that a U-shaped plate (1) is fixedly connected to the bottom of the inner wall of the box body (9), a first sliding groove (2) is formed in the U-shaped plate (1), a limiting block is connected in the first sliding groove (2) in a sliding mode, a first motor (17) and a bearing are fixedly connected to two sides of the inner wall of the U-shaped plate (1) respectively, a rotating shaft penetrates through the bearing in a movable mode, a two-way threaded rod (18) is fixedly connected to one end of the rotating shaft, one end of the two-way threaded rod (18) is fixedly connected with an output shaft of the first motor (17), a threaded cylinder (3) is connected to the surface of the two-way threaded rod (18) in a threaded mode, the number of the threaded cylinders (3) and the number of the limiting blocks are two, the outer surface of each threaded cylinder (3) is fixedly connected with the tops of the two limiting blocks respectively, and a connecting plate (4) is fixedly connected to the outer surface of each threaded cylinder (3), two the equal fixedly connected with first regulating block (5) in top of connecting plate (4), two first regulating block (5) all articulates through first round pin axle (6) has bracing piece (26), two the one end of bracing piece (26) all articulates through third round pin axle (16) has adjusts pole (15), two the one end of adjusting pole (15) all articulates through second round pin axle (8) has second regulating block (7), two the equal fixedly connected with fixed block in one side of second regulating block (7), and one side of two fixed blocks respectively with the inner wall both sides fixed connection of box (9), second spout (14) have been seted up on backup pad (11), sliding connection has the slider in second spout (14), and the number that has of slider has two, the equal fixedly connected with third regulating block (27) in bottom of two sliders, two third regulating block (27) all through fourth round pin axle (28) respectively with two one end of adjusting pole (15) Hinging;
the supporting plate (11) is respectively provided with a fixing groove and an annular groove, a second motor (12) is fixedly connected in the fixing groove, an output shaft of the second motor (12) is fixedly connected with a limiting seat (13), through holes are respectively formed in the front and the back of the limiting seat (13), first springs (19) are fixedly connected on the inner wall of the limiting seat (13), the number of the first springs (19) is two, one end of each of the two first springs (19) is fixedly connected with the same first limiting plate (21), pull rods (20) are respectively fixedly connected on the front and the back of each of the two first limiting plates (21), one end of each of the two pull rods (20) respectively penetrates through the two through holes and is fixedly connected with an auxiliary plate, second springs (22) are respectively fixedly connected on two sides of the inner wall of the limiting seat (13), and the number of the second springs (22) is four, one end of each of the two second springs (22) is fixedly connected with the same second limiting plate (23).
2. The sand table base for economic management teaching of claim 1, wherein: the sliding connection in the ring channel has universal wheel (10), the quantity of universal wheel (10) has two, two the top of universal wheel (10) all with the bottom fixed connection of spacing seat (13).
3. The sand table base for economic management teaching of claim 1, wherein: the top of box (9) has case lid (25) through hinge swing joint, fixedly connected with hasp on case lid (25), fixedly connected with latch fitting on box (9), and hasp and latch fitting looks joint.
4. The sand table base for economic management teaching of claim 3, wherein: handles are fixedly connected to the top of the box cover (25) and the two auxiliary plates.
5. The sand table base for economic management teaching of claim 1, wherein: the bottom fixedly connected with supporting leg of box (9), and the quantity of supporting leg has four.
6. The sand table base for economic management teaching of claim 1, wherein: fixedly connected with control button (24) on box (9), the quantity of control button (24) has two, two control button (24) pass through wire electric connection with first motor (17) and second motor (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120273437.8U CN214336069U (en) | 2021-01-29 | 2021-01-29 | Sand table base that economic management teaching was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120273437.8U CN214336069U (en) | 2021-01-29 | 2021-01-29 | Sand table base that economic management teaching was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214336069U true CN214336069U (en) | 2021-10-01 |
Family
ID=77907671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120273437.8U Expired - Fee Related CN214336069U (en) | 2021-01-29 | 2021-01-29 | Sand table base that economic management teaching was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214336069U (en) |
-
2021
- 2021-01-29 CN CN202120273437.8U patent/CN214336069U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211001 |
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| CF01 | Termination of patent right due to non-payment of annual fee |