CN210865339U - Sand table display stand - Google Patents
Sand table display stand Download PDFInfo
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- CN210865339U CN210865339U CN201922082392.1U CN201922082392U CN210865339U CN 210865339 U CN210865339 U CN 210865339U CN 201922082392 U CN201922082392 U CN 201922082392U CN 210865339 U CN210865339 U CN 210865339U
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- sand table
- supporting seat
- sliding
- sand
- simulation sand
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- 239000004576 sand Substances 0.000 title claims abstract description 72
- 238000004088 simulation Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 244000035744 Hura crepitans Species 0.000 claims description 29
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Abstract
The utility model discloses a sand table show stand, establish the apron on simulation sand table box including the open simulation sand table box in top and lid, the perpendicular rigid coupling in simulation sand table box bottom has four bracing pieces that are the rectangular distribution, be provided with the mounting panel between the bracing piece, the mounting panel deviates from simulation sand table box one side and installs the universal wheel, be provided with the adjustment mechanism who orders about the mounting panel and remove along vertical direction for simulation sand table box between mounting panel and the simulation sand table box bottom. The utility model discloses an adjustment mechanism solves the problem that there is inconvenience in simulation sand table when daily shift.
Description
Technical Field
The utility model relates to a sand table model technical field, in particular to sand table show stand.
Background
In the teaching practice of management course, the teacher still more adopts the explanation mode of traditional classroom dictation or the mode of drawing on the blackboard to explain, and the student lacks the experience of practice and is difficult to produce deep understanding to the knowledge of studying, and the teacher also takes the time of a large amount of class of continuous drawing when explaining, and the student is alone can't reach anticipated effect far away through teacher's explanation like this, consequently need be with the help of some teaching aids.
In geography teaching, practical and experiential teaching methods are more and more important for student training, at present, schools adopt a material object deduction mode to teach students, but most of simulation sand tables are large in size and mass, and inconvenience is caused when the simulation sand tables are transferred among classrooms in class.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sand table show stand convenient to shift.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a sand table show stand, includes that open simulation sand table box in top establishes the apron on simulation sand table box with the lid, its characterized in that: the perpendicular rigid coupling in simulation sand table box bottom has four bracing pieces that are the rectangle and distribute, be provided with the mounting panel between the bracing piece, the mounting panel deviates from simulation sand table box one side and installs the universal wheel, be provided with between mounting panel and the simulation sand table box bottom and order about the adjustment mechanism that the mounting panel removed along vertical direction for simulation sand table box.
By adopting the technical scheme, the arrangement of the universal wheels enables workers to conveniently simulate the sand box, and the vertical movement of the universal wheels is realized due to the arrangement of the adjusting mechanism; when the simulation sand box does not need to be moved, the simulation sand box can be moved downwards through the adjusting mechanism, so that the supporting rod is in contact with the ground, and the simulation sand box is stably placed.
The utility model discloses further set up to: the upper surface of the mounting plate is provided with a connecting groove, the adjusting mechanism comprises supporting blocks arranged at two ends of the connecting groove and fixedly connected with the mounting plate, two sliding blocks arranged in the connecting groove in a sliding manner, an ejector rod hinged at the upper end of each sliding block, a lead screw simultaneously penetrating through the two supporting blocks and the two sliding blocks and a hand wheel fixedly connected to one end of the lead screw, and one end of the ejector rod, far away from the sliding blocks, is hinged to the lower surface of the simulated sand box; the sliding block is in threaded connection with the lead screw, and the supporting block is in rotational connection with the lead screw; the screw rod is respectively provided with a left-handed thread and a right-handed thread by taking the center of the screw rod as a boundary.
By adopting the technical scheme, when the hand wheel is driven to rotate the lead screw clockwise, the two sliding blocks move in opposite directions, so that the ejector rod is more and more close to a vertical state, the mounting plate is pushed to move downwards, after the universal wheel is pressed against the ground, the ejector rod reversely pushes the lower support plate, the support body is jacked up without contacting with the ground, and then the sand box is simulated easily through the universal wheel; when the simulation sand box moves to the required position, the hand wheel is rotated reversely, so that the two sliding blocks move back to back, the simulation sand box moves downwards under the action of gravity until the simulation sand box is supported on the ground, and the position of the installation plate is adjusted by the adjusting mechanism.
The utility model discloses further set up to: the cross-section of spread groove is the shape of falling T, the appearance and the spread groove looks adaptation of slider.
Through adopting above-mentioned technical scheme, can avoid the slider to deviate from the spread groove phase, improve both complex stability.
The utility model discloses further set up to: the edge fixedly connected with lantern ring of mounting panel, four spinal branch vaulting poles are located to four lantern rings cover respectively.
Through adopting above-mentioned technical scheme, the stability when the mounting panel removes is improved in the lantern ring and the cooperation of bracing piece.
The utility model discloses further set up to: a lifting device is arranged inside the simulation sand table box, a sand table platform is arranged at the top of the lifting device, and the sand table platform is in sliding fit with the inner wall of the simulation sand table box; the lifting device comprises an upper end supporting seat fixedly connected with the sand table platform, a lower end supporting seat fixedly connected to the bottom wall of the simulation sand table box, and a folding support located on two sides of the middle position of the upper end supporting seat and the middle position of the lower end supporting seat and respectively connected with the upper end supporting seat and the lower end supporting seat.
By adopting the technical scheme, the folding bracket performs lifting motion, so that the height of the sand table platform is adjusted, and on one hand, the height of the sand table platform can be adjusted by combining with the field situation, so that the teaching of teachers is facilitated; on the other hand when the sand table platform was idle, can fall back in the simulation sand table box, protect the sand table platform through apron and simulation sand table box to collision damage avoids.
The utility model discloses further set up to: the folding support comprises two sets of vertical and relatively-arranged hinged frames, each hinged frame is composed of a first connecting rod and a second connecting rod, the center of each hinged frame is hinged to the corresponding lower end supporting seat, one end of each first connecting rod is connected with the corresponding upper end supporting seat in a sliding mode, one end of each second connecting rod is hinged to the corresponding upper end supporting seat, one end of each second connecting rod is connected with the corresponding lower end supporting seat in a sliding mode, the second connecting rods are connected with one ends of the corresponding lower end supporting seats in.
Through adopting above-mentioned technical scheme, promote the second connecting rod through electric putter and slide, make the second connecting rod rotate around articulated department to adjust folding support's length.
The utility model discloses further set up to: and sliding rails for the second connecting rod and the first connecting rod to slide are respectively arranged on the lower end supporting seat and the upper end supporting seat.
Through adopting above-mentioned technical scheme, through the slip direction of slide rail restriction first connecting rod and second connecting rod, make it slide along the slide rail.
The utility model discloses further set up to: the hinged parts of the two groups of oppositely arranged hinged frames are connected through reinforcing rods, and the reinforcing rods are rotatably connected at the hinged parts.
Through adopting above-mentioned technical scheme, increase elevating gear's intensity and stability through the stiffener.
To sum up, the utility model discloses following beneficial effect has:
1. the simulated sand box can be jacked up by the adjusting mechanism with the universal wheels as supports, so that the support rods are not in contact with the ground, the simulated sand box is convenient to move for people, and the stable placement of the simulated sand box is realized by the arrangement of the support rods;
2. through setting up the sand table platform goes up and down, can adjust the sand table platform height on the one hand, help mr's teaching, on the other hand can hide the sand table platform in the simulation sand table box, protects the sand table platform through apron and simulation sand table box to collision damage avoids.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic structural view of an adjusting mechanism in the embodiment;
fig. 3 is a schematic structural diagram of the lifting device in the embodiment.
In the figure, 1, simulating a sand box; 11. a cover plate; 12. a support bar; 2. mounting a plate; 21. connecting grooves; 22. a collar; 3. a universal wheel; 4. an adjustment mechanism; 41. a support block; 42. a slider; 43. a top rod; 44. a lead screw; 45. a hand wheel; 5. a lifting device; 6. an upper end supporting seat; 61. a first slide rail; 7. folding the bracket; 71. a first link; 72. a second link; 73. a first slide bar; 74. a second slide bar; 75. a connecting pipe; 76. a reinforcing bar; 8. a lower end support seat; 81. a second slide rail; 82. an electric push rod; 9. a sand table platform.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a sand table display stand, as shown in figure 1, comprises a simulation sand table box 1 which is rectangular in shape, wherein the top of the simulation sand table box 1 is open and covered with a cover plate 11 for sealing the simulation sand table box 1; a supporting rod 12 is vertically and fixedly connected at the corner of the bottom of the simulated sand box 1, a rectangular mounting plate 2 is arranged below the simulated sand box 1, four universal wheels 3 which are distributed in a rectangular shape are mounted on the lower surface of the mounting plate 2, and an adjusting mechanism 4 for driving the mounting plate 2 to move in the vertical direction is arranged on the upper surface of the mounting plate 2; the edge fixedly connected with lantern ring 22 of mounting panel 2, four lantern rings 22 overlap respectively on four bracing pieces 12 of support body corner, lantern ring 22 improves the stability when mounting panel 2 removes with the cooperation of bracing piece 12. The outer side wall of the simulation sand box 1 is provided with a pushing hand so that people can transfer the simulation sand box 1.
As shown in fig. 2, the upper surface of the mounting plate 2 is provided with a connecting groove 21 along the length direction thereof, the adjusting mechanism 4 comprises supporting blocks 41 which are arranged at two ends of the connecting groove 21 and fixedly connected with the mounting plate 2, two sliding blocks 42 which are slidably arranged in the connecting groove 21, a push rod 43 which is hinged at the upper end of the sliding blocks 42, a lead screw 44 which simultaneously penetrates through the two supporting blocks 41 and the two sliding blocks 42, and a hand wheel 45 which is fixedly connected with one end of the lead screw 44, wherein one end of the push rod 43, which is far away from the sliding blocks; the slider 42 is provided with a threaded hole in a penetrating manner, the slider 42 is in threaded connection with the lead screw 44 through the threaded hole, the support block 41 is provided with a through hole, a bearing is installed in the through hole, and the lead screw 44 is rotatably arranged on the support block 41 through the bearing. It is noted that the screw 44 is provided with left-hand and right-hand threads, respectively, bounded at its center to either end.
When an operator rotates the screw 44 clockwise through the hand wheel 45, the two sliding blocks 42 move oppositely to enable the ejector rod 43 to be closer to a vertical state more and more, so that the mounting plate 2 is pushed to move downwards, after the universal wheel 3 is pressed against the ground, the ejector rod 43 reversely pushes the simulation sand box 1 to jack up the simulation sand box 1 without contacting with the ground, and then the simulation sand box 1 is moved through the universal wheel 3; when the simulation sand box 1 moves to a required position, the hand wheel 45 is rotated reversely, the two sliding blocks 42 move back to back, and therefore the simulation sand box 1 moves downwards under the action of gravity until the simulation sand box 1 is supported on the ground, and stable placement of the tool rack is achieved.
In order to prevent the slider 42 from being removed from the upper side of the coupling groove 21, the coupling groove 21 is formed in an inverted T shape, and the slider 42 is formed in a shape to fit the coupling groove 21.
As shown in fig. 2 and 3, a lifting device 5 is arranged inside the simulated sand box 1, a sand table platform 9 for demonstration is mounted at the top of the lifting device 5, and the sand table platform 9 is in sliding fit with the inner wall of the simulated sand box 1. The lifting device 5 comprises an upper end supporting seat 6, a folding bracket 7, a lower end supporting seat 8, a connecting pipe 75, an electric push rod 82 and a reinforcing rod 76, wherein the upper end supporting seat 6 and the lower end supporting seat 8 are rectangular, are oppositely arranged, and have the same length direction as the simulation sand box 1; the upper end supporting seat 6 is fixedly connected with the sand table platform 9, and the lower end supporting seat 8 is fixed on the bottom wall of the simulation sand table box 1.
The folding support 7 comprises two sets of vertical and opposite hinged frames, each hinged frame is composed of a first connecting rod 71 and a second connecting rod 72, the centers of the first connecting rods 71 are hinged to the lower end support base 8, one end, close to the lower end support base 8, of each first connecting rod 71 is hinged to the lower end support base 8, and one end, close to the upper end support base 6, of each first connecting rod 71 is connected with the upper end support base 6 in a sliding mode through a first sliding rod 73. The upper end support seat 6 is fixedly connected with a first slide rail 61 for sliding the first slide bar 73, and the length direction of the first slide rail 61 is the same as the length direction of the upper end support seat 6.
One end of the second connecting rod 72 close to the lower end support seat 8 is slidably connected to the lower end support seat 8 through a second sliding rod 74, a second sliding rail 81 for sliding the second sliding rod 74 is fixedly connected to the lower end support seat 8, and the length direction of the second sliding rail 81 is the same as the length direction of the lower end support seat 8. One end of the second connecting rod 72 close to the upper end supporting seat 6 is hinged with the upper end supporting seat 6.
The connection pipe 75 and the reinforcement bar 76 are located between the folding brackets 7, and the reinforcement bar 76 is pivotally connected at the hinge of the first link 71 and the second link 72. The two ends of the connecting tube 75 are respectively sleeved on the second sliding rods 74 of the two hinge brackets and rotatably mounted between the folding brackets 7.
One end of the electric push rod 82 is hinged to the side wall of one end of the lower end supporting seat 8 in the length direction, the other end of the electric push rod is fixedly connected with the connecting pipe 75, the connecting pipe 75 is pushed to move through the change of the length of the electric push rod 82, so that the second connecting rod 72 is driven to move, the folding support 7 is driven to do lifting motion, the height adjustment of the sand table platform 9 is realized, and therefore, on one hand, the height of the sand table platform 9 can be adjusted by combining with the field situation, so that the teaching of; on the other hand when sand table platform 9 was idle, can fall back in simulation sand table box 1, protect sand table platform 9 through apron 11 and simulation sand table box 1 to avoid the collision damage.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a sand table show stand, includes that open simulation sand disk box (1) in top and lid establish apron (11) on simulation sand disk box (1), its characterized in that: simulation sand magazine (1) the perpendicular rigid coupling in bottom has four bracing pieces (12) that are the rectangle and distribute, be provided with mounting panel (2) between bracing piece (12), mounting panel (2) deviate from simulation sand magazine (1) one side and install universal wheel (3), be provided with between mounting panel (2) and simulation sand magazine (1) bottom and order about mounting panel (2) for simulation sand magazine (1) along adjustment mechanism (4) that vertical direction removed.
2. The sand table display stand of claim 1, wherein: the upper surface of the mounting plate (2) is provided with a connecting groove (21), the adjusting mechanism (4) comprises supporting blocks (41) which are arranged at two ends of the connecting groove (21) and fixedly connected with the mounting plate (2), two sliding blocks (42) which are arranged in the connecting groove (21) in a sliding manner, a push rod (43) hinged to the upper end of each sliding block (42), a lead screw (44) which simultaneously penetrates through the two supporting blocks (41) and the two sliding blocks (42) and a hand wheel (45) fixedly connected to one end of the lead screw (44), and one end, far away from the sliding blocks (42), of the push rod (43) is hinged to the lower surface of the simulated; the sliding block (42) is in threaded connection with a lead screw (44), and the supporting block (41) is in rotary connection with the lead screw (44); the screw rod (44) is provided with left-handed threads and right-handed threads respectively towards two ends by taking the center of the screw rod as a boundary.
3. The sand table display stand of claim 2, wherein: the cross section of the connecting groove (21) is in an inverted T shape, and the appearance of the sliding block (42) is matched with the connecting groove (21).
4. The sand table display stand of claim 1, wherein: the edge fixedly connected with lantern ring (22) of mounting panel (2), four bracing pieces (12) are located in four lantern ring (22) covers respectively.
5. The sand table display stand of claim 1, wherein: a lifting device (5) is arranged in the simulation sand box (1), a sand table platform (9) is installed at the top of the lifting device (5), and the sand table platform (9) is in sliding fit with the inner wall of the simulation sand box (1); elevating gear (5) include with sand table platform (9) fixed connection's upper end supporting seat (6), lower extreme supporting seat (8) of rigid coupling on simulation sand box (1) diapire, be located upper end supporting seat (6) and lower extreme supporting seat (8) intermediate position both sides respectively with upper end supporting seat (6) and folding support (7) that lower extreme supporting seat (8) link to each other.
6. The sand table display stand of claim 5, wherein: folding support (7) include the articulated frame of two sets of vertical and relative settings, articulated frame comprises center articulated first connecting rod (71) and second connecting rod (72), first connecting rod (71) one end is articulated with lower extreme supporting seat (8), one end and upper end supporting seat (6) sliding connection, second connecting rod (72) one end is articulated with upper end supporting seat (6), one end and lower extreme supporting seat (8) sliding connection, second connecting rod (72) and lower extreme supporting seat (8) sliding connection's one end are passed through connecting pipe (75) and are linked to each other, be provided with on lower extreme supporting seat (8) and promote gliding electric putter (82) of connecting pipe (75).
7. The sand table display stand of claim 6, wherein: and sliding rails for sliding the second connecting rod (72) and the first connecting rod (71) are respectively arranged on the lower end supporting seat (8) and the upper end supporting seat (6).
8. The sand table display stand of claim 5, wherein: the joints of the two groups of oppositely arranged hinged frames are connected through a reinforcing rod (76), and the reinforcing rod (76) is connected at the joints in a rotating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922082392.1U CN210865339U (en) | 2019-11-26 | 2019-11-26 | Sand table display stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922082392.1U CN210865339U (en) | 2019-11-26 | 2019-11-26 | Sand table display stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210865339U true CN210865339U (en) | 2020-06-26 |
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ID=71305581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922082392.1U Active CN210865339U (en) | 2019-11-26 | 2019-11-26 | Sand table display stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210865339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112581842A (en) * | 2020-12-08 | 2021-03-30 | 昆明市延安医院 | Automatic change ureter soft lens and get stone model |
-
2019
- 2019-11-26 CN CN201922082392.1U patent/CN210865339U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112581842A (en) * | 2020-12-08 | 2021-03-30 | 昆明市延安医院 | Automatic change ureter soft lens and get stone model |
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