CN108847094B - Education is with physics flat throw motion experimental apparatus - Google Patents
Education is with physics flat throw motion experimental apparatus Download PDFInfo
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- CN108847094B CN108847094B CN201810802218.7A CN201810802218A CN108847094B CN 108847094 B CN108847094 B CN 108847094B CN 201810802218 A CN201810802218 A CN 201810802218A CN 108847094 B CN108847094 B CN 108847094B
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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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
- G09B23/10—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of solid bodies
Abstract
The invention discloses an experimental device for physical horizontal projectile motion for education, which comprises an experimental device body, wherein the experimental device comprises a first horizontal projectile plate, a second horizontal projectile plate, a positioning insertion plate, a positioning slot, drawing paper, a ball receiving slide rail, a workbench, a guide rail cylinder, a guide rail air rod, a tension shell, an ink jet box and a base, and is characterized in that the lower end of the first horizontal projectile plate is provided with the base, the middle part of the upper end surface of the base is fixedly connected with the lower end of the first horizontal projectile plate, one side of the horizontal projectile plate is fixedly connected with two fixed columns, the two fixed columns are fixedly connected with the edge of a panel where the flat projectile plate is located, and one opposite side of each fixed column is provided with a rotating groove. The operation is more convenient.
Description
Technical Field
The invention belongs to the field of educational appliances, and particularly relates to an educational physical flat projectile motion experimental device.
Background
Most of the traditional physical experiments are simple, and most of the important is that the traditional horizontal projectile experiment device finally observes and plots a final small ball movement track through the naked eyes of an experimenter, but the mode is rough, the accuracy of the traditional horizontal projectile experiment device is to be studied, and the operation steps in the experiment process are complex and are difficult to be completed by a single person.
The invention content is as follows:
the invention aims to solve the problems, provides an educational physical flat-throwing motion experimental device and solves the problems of low accuracy and complex operation of the conventional flat-throwing experimental device.
In order to solve the above problems, the present invention provides a technical solution: a physical horizontal projectile motion experimental device for education comprises an experimental device body, wherein the experimental device comprises a first horizontal projectile plate, a second horizontal projectile plate, a positioning insertion groove, drawing paper, a ball receiving slide rail, a workbench, a guide rail air cylinder, a guide rail air rod, a tension shell, an ink jet box and a base, and is characterized in that the lower end of the first horizontal projectile plate is provided with the base, the middle part of the upper end face of the base is fixedly connected with the lower end of the first horizontal projectile plate, one side of the first horizontal projectile plate is fixedly connected with two fixed columns, the two fixed columns are fixedly connected with the edge of a panel where the fixed columns are arranged, one opposite sides of the two fixed columns are respectively provided with a rotating groove, the second horizontal projectile plate is arranged between the two fixed columns, the contact positions of the two second horizontal projectile plates and the two fixed columns are fixedly connected with rotating columns, the outer diameters of the rotating columns are equal to the inner diameters of the, the positioning plug board is fixedly connected to the position of the middle side edge of one side of the second flat throwing plate, a square groove is formed in the position of the middle side edge of the positioning plug board, a positioning slot is formed in the position, corresponding to the positioning plug board, of one side of the first flat throwing plate, a groove is formed in the position, corresponding to the positioning slot, of the other side of the first flat throwing plate, a fixing plate is arranged at the bottom of the groove, and first sliding grooves are formed in two side walls of the groove.
Preferably, a sliding plate is arranged in the groove, two first sliding blocks are fixedly connected to two sides of the sliding plate, the width of each first sliding block is equal to the width of the corresponding first sliding groove, the sliding plate is in sliding connection with the groove through the two first sliding blocks and the two first sliding grooves, a second sliding groove is arranged in the middle of the upper end face of the fixed plate, a second sliding block is fixedly connected to the middle of the lower end of the sliding plate, the width of the second sliding block is equal to the width of the second sliding groove, the sliding plate is in sliding connection with the fixed plate through the second sliding blocks and the second sliding grooves, the first flat polishing plate and the second flat polishing plate are both made of iron materials, two magnetic blocks are magnetically connected to opposite sides of the first flat polishing plate and the second flat polishing plate, drawing paper is arranged on opposite sides of the first flat polishing plate and the second flat polishing plate, and is respectively connected with the corresponding first flat polishing plate and, first flat throwing board one side lower extreme fixedly connected with ball receiving slide rail, the inside ball receiving slide that is equipped with of ball receiving slide rail, ball receiving slide rail one side fixedly connected with anticollision baffle, ball receiving slide rail end fixedly connected with goes out the ball mouth, first flat throwing board one side fixedly connected with workstation, the workstation surface is equipped with a convex groove, workstation lower extreme central point puts the fixedly connected with support column, support column lower extreme fixedly connected with supporting seat.
Preferably, a guide rail cylinder is arranged on one side of the workbench, a guide rail gas rod is connected to an output port of the guide rail cylinder, a receiving plate is fixedly connected to one end of the guide rail gas rod, a ball receiving groove is formed in the upper end face of the receiving plate, a small ball is arranged in the ball receiving groove, the inner diameter of the ball receiving groove is equal to the outer diameter of the small ball, a tension shell is fixedly mounted at the upper end of the workbench, a pushing block is arranged on one side of the tension shell, a pull ring is arranged on one side of the tension shell, the pull ring and the pushing block are fixedly connected through a tension rod, connecting rods are fixedly connected to two sides of the middle of the tension rod, one ends of the two connecting rods are fixedly connected with transmission rods, spring tensiometers are fixedly mounted to two sides of the tension rod, spring rods are fixedly connected to input ports of the, the improved tension force device is characterized in that an ink jet box is fixedly mounted in the middle of the upper end face of the tension force shell, an ink supply pump is mounted inside the ink jet box, an ink jet pipe is fixedly connected to one side of the ink jet box, the input end of the ink jet pipe is connected with the output end of the ink supply pump, an ink jet plate is fixedly connected to one end of the ink jet pipe, and the input end of the ink jet plate is connected with the output end of the ink jet pipe.
Preferably, one side of the pushing block is provided with a hemispherical groove, and the inner diameter of the hemispherical groove is equal to the outer diameter of the small ball.
Preferably, one side of the lower end of the fixing plate is fixedly connected with a limiting baffle, and the limiting baffle is fixedly connected with a second sliding block penetrating through a second sliding groove through a spring.
Preferably, the middle part of the other side of the second sliding block is fixedly connected with a fixed inserting plate, and the width of the fixed inserting plate is equal to the width of the square groove.
Preferably, the experimental device body is made of stainless steel material.
Preferably, the guide rail cylinder and the ink supply pump are electrically connected with an external circuit.
The invention has the beneficial effects that: the invention relates to a physical horizontal projectile motion experiment device for education, which has the advantages of high accuracy and simple operation.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the back of a first flat polishing plate according to the present invention;
FIG. 3 is an enlarged schematic view of structure A of the present invention;
FIG. 4 is a schematic view of the internal structure of the ball catching chute of the present invention;
FIG. 5 is a schematic top view of the pushing block of the present invention;
FIG. 6 is a schematic diagram of the internal structure of the tension housing of the present invention;
fig. 7 is a schematic view of the locking structure.
In the figure: 1. an experimental device body; 2. a first flat polishing plate; 3. fixing a column; 4. a second flat polishing plate; 5. a rotating groove; 6. positioning the plug board; 7. a square groove; 8. positioning the slot; 9. a groove; 10. a first chute; 11. a slide plate; 12. a first slider; 13. a second chute; 14. a second slider; 15. a magnetic block; 16. drawing paper; 17. a ball catching slide rail; 18. a ball catching slideway; 19. an anti-collision baffle plate; 20. a ball outlet; 21. a work table; 22. a convex groove; 23. a support pillar; 24. a supporting seat; 25. a guide rail cylinder; 26. a guide rail gas lever; 27. a material receiving plate; 28. a ball receiving groove; 29. a pellet; 30. a tension housing; 31. a pushing block; 32. a pull ring; 33. a tension bar; 34. a connecting rod; 35. a transmission rod; 36. a spring lever; 37. a spring tension meter; 38. an ink jet cartridge; 39. an ink jet tube; 40. an ink jet plate; 41. a hemispherical groove; 42. a base; 43. a fixing plate; 44. a limit baffle; 45. a spring; 46. and fixing the inserting plate.
The specific implementation mode is as follows:
as shown in fig. 1 to 7, the following technical solutions are adopted in the present embodiment: an experimental device for physical horizontal projectile motion for education comprises an experimental device body 1, wherein the experimental device comprises a first horizontal projectile plate 2, a second horizontal projectile plate 4, a positioning insertion plate 6, a positioning insertion groove 8, drawing paper 16, a ball receiving slide rail 17, a workbench 21, a guide rail air cylinder 25, a guide rail air rod 26, a tension shell 30, an ink jet box 38 and a base 42, and is characterized in that the lower end of the first horizontal projectile plate 2 is provided with the base 42, the middle part of the upper end face of the base 42 is fixedly connected with the lower end of the first horizontal projectile plate 2, one side of the first horizontal projectile plate 2 is fixedly connected with two fixed columns 3, the two fixed columns 3 are fixedly connected with the corners of the panel where the fixed columns are arranged, one opposite side of each fixed column 3 is provided with a rotating groove 5, the second horizontal projectile plate 4 is arranged between the two fixed columns 3, and the contact positions of the two second horizontal projectile plates 4 and the, the outer diameter of the rotating column is equal to the inner diameter of the corresponding rotating groove 5, the second flat throwing plate 4 is rotatably connected with the two fixing columns 3 through the rotating groove 5 and the rotating column, a positioning insertion plate 6 is fixedly connected to the middle part of one side of the second flat throwing plate 4, a square groove 7 is arranged at the middle part of the positioning insertion plate 6, a positioning insertion groove 8 is arranged at the position, corresponding to the positioning insertion plate 6, of one side of the first flat throwing plate 2, a groove 9 is arranged at the position, corresponding to the positioning insertion groove 8, of the other side of the first flat throwing plate 2, a fixing plate 43 is arranged at the bottom of the groove 9, and first sliding grooves 10 are formed in two side walls.
The polishing device is characterized in that a sliding plate 11 is arranged in the groove 9, two first sliding blocks 12 are fixedly connected to two sides of the sliding plate 11, the width of each of the two first sliding blocks 12 is equal to the width of the corresponding first sliding groove 10, the sliding plate 11 is in sliding connection with the groove 9 through the two first sliding blocks 12 and the two first sliding grooves 10, a second sliding groove 13 is arranged in the middle of the upper end face of the fixing plate 43, a second sliding block 14 is fixedly connected to the middle of the lower end of the sliding plate 11, the width of the second sliding block 14 is equal to the width of the second sliding groove 13, the sliding plate 11 is in sliding connection with the fixing plate 43 through the second sliding block 14 and the second sliding groove 13, the first flat polishing plate 2 and the second flat polishing plate 4 are both made of iron materials, two magnetic blocks 15 are magnetically connected to opposite sides of the first flat polishing plate 2 and the second flat polishing plate 4, paper 16 is arranged on opposite sides of the first flat polishing plate 2 and the second flat polishing plate 4, and the drawing paper 16 is respectively connected with the The lower end of one side of the first flat parabolic plate 2 is fixedly connected with a ball receiving slide rail 17, a ball receiving slide rail 18 is arranged in the ball receiving slide rail 17, one side of the ball receiving slide rail 17 is fixedly connected with an anti-collision baffle plate 19, the ball receiving slide rail 17 is fixedly connected with a ball outlet 20, one side of the first flat parabolic plate 2 is fixedly connected with a workbench 21, the surface of the workbench 21 is provided with a convex groove 22, the central position of the lower end of the workbench 21 is fixedly connected with a support column 23, the lower end of the support column 23 is fixedly connected with a support seat 24, one side of the workbench 21 is provided with a guide rail cylinder 25, the output port of the guide rail cylinder 25 is connected with a guide rail air rod 26, one end of the guide rail air rod 26 is fixedly connected with a ball receiving plate 27, the upper end surface of the ball receiving plate 27 is provided with a ball receiving groove 28, the upper end of the workbench 21 is fixedly provided with a pull force shell 30, one side of the pull force shell 30 is provided with a pushing block 31, one side of the pull force shell 30 is provided with a pull ring 32, the pull ring 32 and the pushing block 31 are fixedly connected through a pull rod 33, two sides of the middle part of the pull rod 33 are fixedly connected with connecting rods 34, one end of each of the two connecting rods 34 is fixedly connected with a transmission rod 35, two sides of the pull rod 33 are fixedly provided with a spring tension meter 37, input ports of the two spring tension meters 37 are fixedly connected with spring rods 36, the two transmission rods 35 are respectively and fixedly connected with the corresponding spring rods 36, the middle part of the upper end face of the pull force shell 30 is fixedly provided with an ink jet box 38, an ink supply pump is arranged inside the ink jet box 38, one side of the ink jet box 38 is fixedly connected with an ink jet tube 39, and the input end of, spout ink jet pipe 39 one end fixedly connected with ink jet plate 40, the ink jet plate 40 input is connected with the output of ink jet pipe 39, it is equipped with hemisphere recess 41 to promote piece 31 one side, hemisphere recess 41 internal diameter equals bobble 29 external diameter, fixed plate 43 lower extreme one side fixedly connected with limit baffle 44, through spring 45 fixed connection between limit baffle 44 and the second slider 14 that passes second spout 13, 14 opposite side middle part fixedly connected with fixed picture peg 46 of second slider, fixed picture peg 46 width equals square groove 7 width, and experimental apparatus body 1 is made for stainless steel material, guide rail cylinder 25 and ink supply pump all with external circuit electric connection.
The using state of the invention is as follows: the invention relates to an experimental device for physical flat throwing movement for education, which has the advantages of high accuracy and simple operation, firstly, drawing paper 16 is respectively magnetically connected with a corresponding first flat throwing plate 2 and a second flat throwing plate 4 which are made of iron through two magnetic blocks 15, the second flat throwing plate 4 is rotated through a rotating groove 5 and a rotating column, then a sliding plate 11 is slid, at the moment, a second sliding block 14 is forced to slide, a spring 45 is forced to compress, a positioning inserting plate 6 is inserted into a positioning inserting groove 8, then the sliding plate 11 is loosened, a fixed inserting plate 46 is inserted into a corresponding square groove 7 through the elastic recovery of the spring 45, thereby realizing the fixation of the first flat throwing plate 2 and the second flat throwing plate 4, a guide rail cylinder 25 is started to lift an air rod 26 of a guide rail to a convex groove 22, at the moment, a small ball 29 is lifted to an experimental opening of the flat throwing movement, at the moment, an ink supply pump is started, ink in an ink jet box 38 is sprayed, ink is naturally smeared on the whole small ball 29 surface through gravity, the pull ring 32 is pulled at the moment, the corresponding pull force value is calculated according to the required initial speed, then the pull ring 32 is loosened, the small ball 29 is impacted by the pushing block 31, and the small ball 29 moves between the two pieces of drawing paper 16 and finally moves into the ball receiving slideway 18.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. An experimental device for physical horizontal projectile motion for education comprises an experimental device body (1) and is characterized by comprising a first horizontal projectile plate (2), a second horizontal projectile plate (4), a positioning insertion plate (6), a positioning insertion slot (8), drawing paper (16), a ball receiving slide rail (17), a workbench (21), a guide rail air cylinder (25), a guide rail air rod (26), a pulling force shell (30), an ink jet box (38) and a base (42), wherein the lower end of the first horizontal projectile plate (2) is provided with the base (42), the middle of the upper end face of the base (42) is fixedly connected with the lower end of the first horizontal projectile plate (2), one side of the first horizontal projectile plate (2) is fixedly connected with two fixed columns (3), the two fixed columns (3) are fixedly connected with the edge of a panel where the fixed columns are located, and one opposite side of each of the two fixed columns (3) is provided with a rotating groove (5), a second flat polishing plate (4) is arranged between the two fixing columns (3), a rotating column is fixedly connected with the contact position of the second flat polishing plate (4) and the two fixing columns (3), the outer diameter of the rotating column is equal to the inner diameter of the corresponding rotating groove (5), the second flat polishing plate (4) is rotatably connected with the two fixing columns (3) through the rotating groove (5) and the rotating column, a positioning insertion plate (6) is fixedly connected with the middle part of one side of the second flat polishing plate (4) at the eccentric side edge position, a square groove (7) is arranged at the middle part of the positioning insertion plate (6), a positioning insertion groove (8) is arranged at the position of one side of the first flat polishing plate (2) corresponding to the positioning insertion plate (6), a groove (9) is arranged at the position of the other side of the first flat polishing plate (2) corresponding to the positioning insertion groove (8), a fixing plate (43) is arranged at the bottom of the groove (9), and first sliding grooves (, a sliding plate (11) is arranged in the groove (9), two first sliding blocks (12) are fixedly connected to two sides of the sliding plate (11), the width of each first sliding block (12) is equal to the width of the corresponding first sliding groove (10), the sliding plate (11) is in sliding connection with the groove (9) through the two first sliding blocks (12) and the two first sliding grooves (10), a second sliding groove (13) is arranged in the middle of the upper end face of the fixing plate (43), a second sliding block (14) is fixedly connected to the middle of the lower end of the sliding plate (11), the width of the second sliding block (14) is equal to the width of the second sliding groove (13), the sliding plate (11) is in sliding connection with the fixing plate (43) through the second sliding block (14) and the second sliding groove (13), the first flat polishing plate (2) and the second flat polishing plate (4) are both made of iron materials, two magnetic blocks (15) are magnetically connected to one opposite sides of the first flat polishing plate (2) and the second flat polishing plate, the ball receiving machine is characterized in that drawing paper (16) is arranged on one opposite side of each of the first flat throwing plate (2) and the second flat throwing plate (4), the drawing paper (16) is respectively connected with the corresponding first flat throwing plate (2) and the second flat throwing plate (4) through two magnetic blocks (15), the lower end of one side of the first flat throwing plate (2) is fixedly connected with a ball receiving slide rail (17), a ball receiving slide rail (18) is arranged inside the ball receiving slide rail (17), an anti-collision baffle (19) is fixedly connected with one side of the ball receiving slide rail (17), a ball outlet (20) is fixedly connected with the ball receiving slide rail (17), a workbench (21) is fixedly connected with one side of the first flat throwing plate (2), a convex groove (22) is arranged on the surface of the workbench (21), a support column (23) is fixedly connected to the central position of the lower end of the workbench (21), and a support seat (24) is, the automatic ball catching device is characterized in that a guide rail cylinder (25) is arranged on one side of the workbench (21), an output port of the guide rail cylinder (25) is connected with a guide rail gas rod (26), one end of the guide rail gas rod (26) is fixedly connected with a receiving plate (27), a ball receiving groove (28) is formed in the upper end face of the receiving plate (27), a small ball (29) is arranged inside the ball receiving groove (28), the inner diameter of the ball receiving groove (28) is equal to the outer diameter of the small ball (29), a tension shell (30) is fixedly arranged on the upper end of the workbench (21), a pushing block (31) is arranged on one side of the tension shell (30), a pull ring (32) is arranged on one side of the tension shell (30), the pull ring (32) is fixedly connected with the pushing block (31) through a tension rod (33), connecting rods (34) are fixedly connected to two sides of the middle of the tension rod (33), the equal fixed mounting in pull rod (33) both sides has spring tension meter (37), two equal fixedly connected with spring lever (36) of spring tension meter (37) input port, two transfer line (35) respectively with spring lever (36) fixed connection who corresponds, pulling force shell (30) up end middle part fixed mounting has jet-ink box (38), jet-ink box (38) internally mounted has the confession china ink pump, jet-ink box (38) one side fixedly connected with spouts china ink pipe (39), spout china ink pipe (39) input and supply china ink pump output end to be connected, spout china ink pipe (39) one end fixedly connected with and spout china ink board (40), jet-ink board (40) input and spout china ink pipe (39) output and be connected.
2. The educational physical flat projectile motion experiment device of claim 1, wherein: one side of the pushing block (31) is provided with a hemispherical groove (41), and the inner diameter of the hemispherical groove (41) is equal to the outer diameter of the small ball (29).
3. The educational physical flat projectile motion experiment device of claim 1, wherein: and one side of the lower end of the fixed plate (43) is fixedly connected with a limiting baffle (44), and the limiting baffle (44) is fixedly connected with a second sliding block (14) penetrating through the second sliding chute (13) through a spring (45).
4. The educational physical flat projectile motion experiment device of claim 1, wherein: the middle part of the other side of the second sliding block (14) is fixedly connected with a fixed inserting plate (46), and the width of the fixed inserting plate (46) is equal to that of the square groove (7).
5. The educational physical flat projectile motion experiment device of claim 1, wherein: the experimental device body (1) is made of stainless steel materials.
6. The educational physical flat projectile motion experiment device of claim 1, wherein: the guide rail cylinder (25) and the ink supply pump are electrically connected with an external circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802218.7A CN108847094B (en) | 2018-07-20 | 2018-07-20 | Education is with physics flat throw motion experimental apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802218.7A CN108847094B (en) | 2018-07-20 | 2018-07-20 | Education is with physics flat throw motion experimental apparatus |
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| CN108847094A CN108847094A (en) | 2018-11-20 |
| CN108847094B true CN108847094B (en) | 2021-03-19 |
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| CN201810802218.7A Active CN108847094B (en) | 2018-07-20 | 2018-07-20 | Education is with physics flat throw motion experimental apparatus |
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| CN111899608A (en) * | 2019-05-06 | 2020-11-06 | 郭俊滔 | High school physics horizontal projectile motion presentation device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85201227U (en) * | 1985-04-19 | 1986-01-22 | 司宪武 | Apparatus for horizontal ejection and collision experiment |
| CN2030354U (en) * | 1988-07-01 | 1989-01-04 | 李耀标 | Automatic tracing apparatus capable of translational and parabolic motion |
| IT1242112B (en) * | 1990-06-08 | 1994-02-16 | Pino Quadrini | Device for experimental verification of parabolic motion |
| CN203055256U (en) * | 2013-01-26 | 2013-07-10 | 钱德周 | Parabola trajectory demonstrating and recording teaching aid |
| CN206236329U (en) * | 2016-08-11 | 2017-06-09 | 张敏纳 | A kind of mathematics parabolic apparatus for demonstrating |
| CN206431923U (en) * | 2017-01-20 | 2017-08-22 | 湖北工业大学 | Electric spark level throw motion hodoscope |
| CN107369365A (en) * | 2017-09-11 | 2017-11-21 | 柯胜 | A kind of new electric spark flat throws track record instrument apparatus |
| CN206757970U (en) * | 2017-04-06 | 2017-12-15 | 李一诺 | A kind of student is with projectile motion apparatus for demonstrating |
| CN206877558U (en) * | 2017-09-29 | 2018-01-12 | 张鹏轩 | A kind of level throw motion device |
| CN107958620A (en) * | 2018-01-18 | 2018-04-24 | 牡丹江师范学院 | A kind of Physical Education demonstration device for teaching |
| CN108062889A (en) * | 2017-12-29 | 2018-05-22 | 成都园海辉阳科技有限公司 | Physics teaching parabola demonstration teaching aid |
| CN207517229U (en) * | 2017-07-11 | 2018-06-19 | 蔚永衡 | One kind is flat to throw physical experiment table |
-
2018
- 2018-07-20 CN CN201810802218.7A patent/CN108847094B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85201227U (en) * | 1985-04-19 | 1986-01-22 | 司宪武 | Apparatus for horizontal ejection and collision experiment |
| CN2030354U (en) * | 1988-07-01 | 1989-01-04 | 李耀标 | Automatic tracing apparatus capable of translational and parabolic motion |
| IT1242112B (en) * | 1990-06-08 | 1994-02-16 | Pino Quadrini | Device for experimental verification of parabolic motion |
| CN203055256U (en) * | 2013-01-26 | 2013-07-10 | 钱德周 | Parabola trajectory demonstrating and recording teaching aid |
| CN206236329U (en) * | 2016-08-11 | 2017-06-09 | 张敏纳 | A kind of mathematics parabolic apparatus for demonstrating |
| CN206431923U (en) * | 2017-01-20 | 2017-08-22 | 湖北工业大学 | Electric spark level throw motion hodoscope |
| CN206757970U (en) * | 2017-04-06 | 2017-12-15 | 李一诺 | A kind of student is with projectile motion apparatus for demonstrating |
| CN207517229U (en) * | 2017-07-11 | 2018-06-19 | 蔚永衡 | One kind is flat to throw physical experiment table |
| CN107369365A (en) * | 2017-09-11 | 2017-11-21 | 柯胜 | A kind of new electric spark flat throws track record instrument apparatus |
| CN206877558U (en) * | 2017-09-29 | 2018-01-12 | 张鹏轩 | A kind of level throw motion device |
| CN108062889A (en) * | 2017-12-29 | 2018-05-22 | 成都园海辉阳科技有限公司 | Physics teaching parabola demonstration teaching aid |
| CN107958620A (en) * | 2018-01-18 | 2018-04-24 | 牡丹江师范学院 | A kind of Physical Education demonstration device for teaching |
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| CN108847094A (en) | 2018-11-20 |
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