CN107993532B - Parabola demonstration process device for physical class - Google Patents
Parabola demonstration process device for physical class Download PDFInfo
- Publication number
- CN107993532B CN107993532B CN201810051466.2A CN201810051466A CN107993532B CN 107993532 B CN107993532 B CN 107993532B CN 201810051466 A CN201810051466 A CN 201810051466A CN 107993532 B CN107993532 B CN 107993532B
- Authority
- CN
- China
- Prior art keywords
- support
- bracket
- screw
- bottom plate
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Abstract
The invention relates to a demonstration device, in particular to a physical class parabola demonstration process device. The invention aims to provide a physical class parabola demonstration process device capable of activating classroom atmosphere. The invention provides a device for demonstrating parabola of physical class, which comprises a bottom plate, a first slide rail, a first slide block, a first bracket, a first motor, a second bracket, a first bearing, a first nut, a first screw, a third bracket and the like; the middle part of the upper part of the bottom plate is inlaid with a first slide rail, the upper part of the first slide rail is connected with a first slide block in a sliding way, the left and right sides of the bottom plate are fixedly connected with a first support and a second support, and the upper part of the right side of the first support is connected with a first motor. The invention develops a special demonstration device for physics class parabola, which has the function of testing parabola for a large number of objects, not only realizes the effect of demonstrating and measuring the parabola, but also realizes the effect of rapidly measuring a large number of data.
Description
Technical Field
The invention relates to a demonstration device, in particular to a physical class parabola demonstration process device.
Background
The gravity acceleration test experiment is one of experiments that teachers must demonstrate students in class, and leads the manual experiments of the students to activate the class atmosphere and enhance the learning interest of the students, and can lead the students to comprehensively and thoroughly know the knowledge points, so that the students can learn skills while playing, learn in happiness, and feel happiness in learning.
Present teaching aid is mostly mr's own hand preparation, and these devices are simple and impractical for the data that will measure causes very big influence to experimental data because of the reason of equipment, not only can't be active classroom atmosphere but also tie up delightfully, wastes mr and student's valuable time, consequently need to find out a physics class parabola demonstration process device that can be active classroom atmosphere urgently.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that the existing teaching tools are mostly made by teachers themselves, the devices are simple and impractical, so that the data to be measured have great influence on experimental data due to the devices, the classroom atmosphere cannot be activated, and the precious time of the teachers and students is wasted.
(2) Technical scheme
In order to solve the technical problems, the invention provides a device for demonstrating parabolic curves in physical lessons, which comprises a bottom plate, a first slide rail, a first slide block, a first bracket, a first motor, a second bracket, a first bearing, a first nut, a first screw rod, a third bracket, a fourth bracket, a second motor, a cam, a first connecting rod, a first sliding sleeve, a fixed block, a second connecting rod, a loading spoon, a rubber band and a fixing device, wherein the middle part above the bottom plate is embedded with the first slide rail, the first slide block is connected above the first slide rail in a sliding way, the first bracket and the second bracket are fixedly connected on the bottom plate in a bilateral symmetry way, the first motor is connected above the right side of the first bracket, the first bearing is embedded above the left side of the second bracket, the first connecting rod is connected above the first slide rail, the first nut is arranged in the middle part of the first connecting rod, the first screw rod is matched in the first nut, the left end of a first screw is connected with a first motor output shaft, the right end of the first screw is in interference fit connection with a first bearing, the right side above a bottom plate is connected with a fourth support, the upper side of the bottom plate is connected with a third support, the third support is positioned on the right side of a second support and the left side of the fourth support, the upper side of the fourth support is connected with a second motor, the output shaft of the second motor is in interference fit connection with a cam, the upper part of a first connecting rod is rotatably connected with the fixed block, the upper end of the fixed block is fixedly connected with a first sliding sleeve, a second connecting rod is slidably connected in the first sliding sleeve, the left end of the second connecting rod is connected with a loading spoon, the right side below the second connecting rod is connected with a rubber band, the lower end of the rubber band is connected with a fixing device, the fixing device comprises an n-type frame, a second screw and a second nut, the lower end of the rubber band is, and a second through hole is formed above the third support, a second screw rod passes through the third through hole on the left side of the n-shaped frame and is matched with the second through hole, the second screw rod passes through the third through hole, and a second nut is matched on the right part of the second screw rod on the right side of the third through hole on the right side.
Preferably, the device further comprises a manual device, the manual device comprises a first belt wheel, a sixth support, a first bevel gear, a second belt wheel, a belt, a seventh support, a second bearing, a second rotating shaft, a rocking handle and a second bevel gear, the front side of the cam is connected with the first belt wheel, the right side of the fourth support above the bottom plate is connected with the sixth support, the second belt wheel is rotatably connected above the sixth support, the front side of the second belt wheel is connected with the first bevel gear, the right side of the sixth support above the bottom plate is connected with the seventh support, the second bearing is arranged above the seventh support, the second rotating shaft is connected in the second bearing in an interference mode, the right end of the second rotating shaft is connected with the rocking handle, the left end of the second rotating shaft is connected with the second bevel gear, the second bevel gear is meshed with the first bevel gear, and the first belt wheel is connected with the second belt wheel through the belt.
Preferably, the adjustable clamping device further comprises an adjusting device, the adjusting device comprises a second slide rail, a second slide block, an eighth support, a third rotating shaft and a third screw rod, the second slide rail is connected to the right side of the upper portion of the base plate, the second slide block is connected to the upper portion of the second slide rail in a sliding mode, the fourth support is connected to the upper portion of the second slide block, the sixth support and a seventh support are connected to the upper portion of the sixth support, the eighth support is connected to the left side of the fourth support on the right side of the upper portion of the base plate, a first threaded hole is formed in the upper portion of the eighth support, the left end of the second rotating shaft is connected with the third rotating shaft, the left end of the third rotating shaft is connected with the.
Preferably, the sliding device comprises a fourth screw, a second threaded hole is formed in the middle of the upper wall of the first sliding sleeve, and the fourth screw is matched in the second threaded hole.
The working principle is as follows: when the device is used, an operator starts the first motor, the first motor rotates clockwise to drive the first screw rod to rotate clockwise, the first slide rail is connected with the first slide block in a sliding manner to play a role in orientation, so that the first connecting rod moves horizontally to the right, the first motor rotates anticlockwise to drive the first screw rod to rotate anticlockwise, the first slide rail is connected with the first slide block in a sliding manner to play a role in orientation, so that the first connecting rod moves horizontally to the left, the first slide sleeve is driven to move rightwards when the first connecting rod moves rightwards, so that the aim of moving a supporting point is fulfilled, material is placed in the material containing spoon, the second motor is started, the second motor drives the cam to rotate clockwise, the cam enables the right end of the second connecting rod to swing upwards, the left end of the second connecting rod swings downwards to drive the material containing spoon to swing downwards, and when the cam is not in contact with the right end, the right end of the second connecting rod swings downwards suddenly, the left end of the second connecting rod swings upwards suddenly to restore the original position, the object containing spoon is driven to swing upwards suddenly to restore the original position, then materials in the object containing spoon move in a parabola mode to the right, the force generated by different rubber bands at the positions of the supporting points is different, and the distance of the materials in the object containing spoon moving in the parabola mode to the right is different.
Because manual device is including first band pulley, the sixth support, first bevel gear, the second band pulley, the belt, the seventh support, the second bearing, the second pivot, rocking handle and second bevel gear, be connected with first band pulley in the front side of cam, be connected with the sixth support on the right of the top fourth support of bottom plate, the top rotary type at the sixth support is connected with the second band pulley, be connected with first bevel gear in second band pulley front side, be connected with the seventh support on the right of the top sixth support of bottom plate, be provided with the second bearing in the top of seventh support, interference connection has the second pivot in the second bearing, the right-hand member of second pivot is connected with the rocking handle, the left end of second pivot is connected with the second bevel gear, second bevel gear and first bevel gear meshing, first band pulley is connected with the second band pulley through the belt. When power fails, an operator rotates the rocking handle to rotate clockwise, the rocking handle rotates clockwise to drive the second rotating shaft to rotate clockwise, the second rotating shaft rotates clockwise to drive the second bevel gear to rotate clockwise, the second bevel gear rotates clockwise to drive the first bevel gear to rotate clockwise, the first bevel gear rotates clockwise to drive the second belt wheel to rotate clockwise, the second belt wheel rotates clockwise to drive the belt to move clockwise, the belt moves clockwise to drive the first belt wheel to rotate clockwise, and the first belt wheel rotates clockwise to drive the cam to rotate clockwise.
Because adjusting device is including the second slide rail, the second slider, the eighth support, third pivot and third screw rod, top right side at the bottom plate is connected with the second slide rail, the top slidingtype of second slide rail is connected with the second slider, connect the fourth support in the top of second slider, sixth support and seventh support, the left side of top right side fourth support at the bottom plate is connected with the eighth support, open the top of eighth support has first screw hole, the left end of second pivot is connected with the third pivot, the left end of third pivot is connected with the third screw rod, third screw rod and first screw hole cooperation. And a second sliding block is connected above the second sliding rail on the right side above the bottom plate in a sliding manner, the second rotating shaft rotates clockwise to drive the third rotating shaft to rotate clockwise, the third rotating shaft rotates clockwise to drive the third screw rod in the first threaded hole to rotate clockwise, the third screw rod rotates clockwise to move rightwards, the third rotating shaft is driven to move rightwards, and then the fourth support, the sixth support and the seventh support on the second sliding block are driven to move rightwards simultaneously.
Because the sliding device comprises a fourth screw rod, the middle part of the upper wall of the first sliding sleeve is provided with a second threaded hole, and the fourth screw rod is matched in the second threaded hole. When the operator adjusts the supporting point, the fourth screw rod matched in the second threaded hole is rotated clockwise, the fourth screw rod moves downwards to clamp the second connecting rod, the fourth screw rod matched in the second threaded hole is rotated anticlockwise, and the fourth screw rod moves upwards to release the second connecting rod.
(3) Advantageous effects
The invention develops a special parabola demonstration device applied to a physics class, has the function of testing parabolas for a large number of objects, not only realizes the effect of demonstrating and measuring the parabolas, but also realizes the effect of rapidly measuring a large amount of data, and has the characteristics of convenient use, safe use, simple operation, low manufacturing cost and the like.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a front view of the fixing device of the present invention.
Fig. 3 is a front view of the hand-operated device of the present invention.
Fig. 4 is a front view of the adjusting device of the present invention.
Fig. 5 is a front view schematically showing the structure of the sliding apparatus of the present invention.
The labels in the figures are: 1-a bottom plate, 2-a first sliding rail, 3-a first sliding block, 4-a first bracket, 5-a first motor, 6-a second bracket, 7-a first bearing, 8-a first nut, 9-a first screw rod, 10-a third bracket, 11-a fourth bracket, 12-a second motor, 13-a cam, 14-a first connecting rod, 15-a first sliding sleeve, 16-a fixed block, 17-a second connecting rod, 18-an object containing spoon, 19-a rubber band, 20-a fixed device, 21-a manual device, 22-an adjusting device, 23-a sliding device, 201-an n-shaped frame, 202-a second through hole, 203-a second screw rod, 204-a second nut, 205-a third through hole, 2101-a first belt wheel, 2102-a sixth bracket, 2103-first bevel gear, 2104-second pulley, 2105-belt, 2106-seventh bracket, 2107-second bearing, 2108-second rotating shaft, 2109-rocking handle, 2110-second bevel gear, 221-second sliding rail, 222-second sliding block, 223-eighth bracket, 224-first threaded hole, 225-third rotating shaft, 226-third screw, 231-second threaded hole, 232-fourth screw.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A physics class parabola demonstration process device is shown in figures 1-5 and comprises a bottom plate 1, a first slide rail 2, a first slide block 3, a first support 4, a first motor 5, a second support 6, a first bearing 7, a first nut 8, a first screw 9, a third support 10, a fourth support 11, a second motor 12, a cam 13, a first connecting rod 14, a first sliding sleeve 15, a fixed block 16, a second connecting rod 17, a loading spoon 18, a rubber band 19 and a fixing device 20, wherein the middle part above the bottom plate 1 is inlaid with the first slide rail 2, the first slide block 3 is slidably connected above the first slide rail 2, the first support 4 and the second support 6 are fixedly connected on the bottom plate 1 in bilateral symmetry, the first motor 5 is connected above the right side of the first support 4, the first bearing 7 is inlaid above the left side of the second support 6, the first connecting rod 14 is connected above the first slide rail 2, a first nut 8 is arranged in the middle of a first connecting rod 14, a first screw 9 is matched in the first nut 8, the left end of the first screw 9 is connected with an output shaft of a first motor 5, the right end of the first screw 9 is connected with a first bearing 7 in an interference manner, a fourth bracket 11 is connected on the right side above a bottom plate 1, a third bracket 10 is connected on the top of the bottom plate 1, the third bracket 10 is positioned on the right side of a second bracket 6 and the left side of the fourth bracket 11, a second motor 12 is connected on the top of the fourth bracket 11, a cam 13 is connected on the output shaft of the second motor 12 in an interference manner, the upper part of the first connecting rod 14 is rotatably connected with a fixed block 16, a first sliding sleeve 15 is fixedly connected on the upper end of the fixed block 16, a second connecting rod 17 is connected in a sliding manner in the first sliding sleeve 15, a loading spoon 18 is connected on the left end of the second connecting rod 17, a rubber band, the lower end of the rubber band 19 is connected with a fixing device 20, the fixing device 20 comprises an n-shaped frame 201, a second screw rod 203 and a second nut 204, the lower end of the rubber band 19 is connected with the n-shaped frame 201, third through holes 205 are symmetrically formed in two sides of the lower portion of the n-shaped frame 201, a second through hole 202 is formed in the upper portion of the third support 10, the second screw rod 203 is matched with the second through hole 202 through the third through hole 205 in the left side of the n-shaped frame 201, the second screw rod 203 is matched with the second nut 204 on the right side of the third through hole 205 in the right side through the third through hole 205.
Example 2
A physics class parabola demonstration process device is shown in figures 1-5 and comprises a bottom plate 1, a first slide rail 2, a first slide block 3, a first support 4, a first motor 5, a second support 6, a first bearing 7, a first nut 8, a first screw 9, a third support 10, a fourth support 11, a second motor 12, a cam 13, a first connecting rod 14, a first sliding sleeve 15, a fixed block 16, a second connecting rod 17, a loading spoon 18, a rubber band 19 and a fixing device 20, wherein the middle part above the bottom plate 1 is inlaid with the first slide rail 2, the first slide block 3 is slidably connected above the first slide rail 2, the first support 4 and the second support 6 are fixedly connected on the bottom plate 1 in bilateral symmetry, the first motor 5 is connected above the right side of the first support 4, the first bearing 7 is inlaid above the left side of the second support 6, the first connecting rod 14 is connected above the first slide rail 2, a first nut 8 is arranged in the middle of a first connecting rod 14, a first screw 9 is matched in the first nut 8, the left end of the first screw 9 is connected with an output shaft of a first motor 5, the right end of the first screw 9 is connected with a first bearing 7 in an interference manner, a fourth bracket 11 is connected on the right side above a bottom plate 1, a third bracket 10 is connected on the top of the bottom plate 1, the third bracket 10 is positioned on the right side of a second bracket 6 and the left side of the fourth bracket 11, a second motor 12 is connected on the top of the fourth bracket 11, a cam 13 is connected on the output shaft of the second motor 12 in an interference manner, the upper part of the first connecting rod 14 is rotatably connected with a fixed block 16, a first sliding sleeve 15 is fixedly connected on the upper end of the fixed block 16, a second connecting rod 17 is connected in a sliding manner in the first sliding sleeve 15, a loading spoon 18 is connected on the left end of the second connecting rod 17, a rubber band, the lower end of the rubber band 19 is connected with a fixing device 20, the fixing device 20 comprises an n-shaped frame 201, a second screw rod 203 and a second nut 204, the lower end of the rubber band 19 is connected with the n-shaped frame 201, third through holes 205 are symmetrically formed in two sides of the lower portion of the n-shaped frame 201, a second through hole 202 is formed in the upper portion of the third support 10, the second screw rod 203 is matched with the second through hole 202 through the third through hole 205 in the left side of the n-shaped frame 201, the second screw rod 203 is matched with the second nut 204 on the right side of the third through hole 205 in the right side through the third through hole 205.
The manual operating device 21 further comprises a manual operating device 21, the manual operating device 21 comprises a first belt pulley 2101, a sixth bracket 2102, a first bevel gear 2103, a second belt pulley 2104, a belt 2105, a seventh bracket 2106, a second bearing 2107, a second rotating shaft 2108, a rocking handle 2109 and a second bevel gear 2110, the first belt pulley 2101 is connected to the front side of the cam 13, the sixth bracket 2102 is connected to the right side of the fourth bracket 11 above the bottom plate 1, the second belt pulley 2104 is rotatably connected above the sixth bracket 2102, the first bevel gear 2103 is connected to the front side of the second belt pulley 2104, the seventh bracket 2106 is connected to the right side of the sixth bracket 2102 above the bottom plate 1, the second bearing 2106 is arranged above the seventh bracket 2107, the second rotating shaft 2108 is connected in the second bearing 2107 in an interference manner, the rocking handle 2109 is connected to the right end of the second rotating shaft 2108, the second bevel gear 2108 is connected to the left end of the second rotating shaft 2108, the second bevel gear 2110 is meshed with the first bevel, the first pulley 2101 is connected to the second pulley 2104 by a belt 2105.
Example 3
A physics class parabola demonstration process device is shown in figures 1-5 and comprises a bottom plate 1, a first slide rail 2, a first slide block 3, a first support 4, a first motor 5, a second support 6, a first bearing 7, a first nut 8, a first screw 9, a third support 10, a fourth support 11, a second motor 12, a cam 13, a first connecting rod 14, a first sliding sleeve 15, a fixed block 16, a second connecting rod 17, a loading spoon 18, a rubber band 19 and a fixing device 20, wherein the middle part above the bottom plate 1 is inlaid with the first slide rail 2, the first slide block 3 is slidably connected above the first slide rail 2, the first support 4 and the second support 6 are fixedly connected on the bottom plate 1 in bilateral symmetry, the first motor 5 is connected above the right side of the first support 4, the first bearing 7 is inlaid above the left side of the second support 6, the first connecting rod 14 is connected above the first slide rail 2, a first nut 8 is arranged in the middle of a first connecting rod 14, a first screw 9 is matched in the first nut 8, the left end of the first screw 9 is connected with an output shaft of a first motor 5, the right end of the first screw 9 is connected with a first bearing 7 in an interference manner, a fourth bracket 11 is connected on the right side above a bottom plate 1, a third bracket 10 is connected on the top of the bottom plate 1, the third bracket 10 is positioned on the right side of a second bracket 6 and the left side of the fourth bracket 11, a second motor 12 is connected on the top of the fourth bracket 11, a cam 13 is connected on the output shaft of the second motor 12 in an interference manner, the upper part of the first connecting rod 14 is rotatably connected with a fixed block 16, a first sliding sleeve 15 is fixedly connected on the upper end of the fixed block 16, a second connecting rod 17 is connected in a sliding manner in the first sliding sleeve 15, a loading spoon 18 is connected on the left end of the second connecting rod 17, a rubber band, the lower end of the rubber band 19 is connected with a fixing device 20, the fixing device 20 comprises an n-shaped frame 201, a second screw rod 203 and a second nut 204, the lower end of the rubber band 19 is connected with the n-shaped frame 201, third through holes 205 are symmetrically formed in two sides of the lower portion of the n-shaped frame 201, a second through hole 202 is formed in the upper portion of the third support 10, the second screw rod 203 is matched with the second through hole 202 through the third through hole 205 in the left side of the n-shaped frame 201, the second screw rod 203 is matched with the second nut 204 on the right side of the third through hole 205 in the right side through the third through hole 205.
The manual operating device 21 further comprises a manual operating device 21, the manual operating device 21 comprises a first belt pulley 2101, a sixth bracket 2102, a first bevel gear 2103, a second belt pulley 2104, a belt 2105, a seventh bracket 2106, a second bearing 2107, a second rotating shaft 2108, a rocking handle 2109 and a second bevel gear 2110, the first belt pulley 2101 is connected to the front side of the cam 13, the sixth bracket 2102 is connected to the right side of the fourth bracket 11 above the bottom plate 1, the second belt pulley 2104 is rotatably connected above the sixth bracket 2102, the first bevel gear 2103 is connected to the front side of the second belt pulley 2104, the seventh bracket 2106 is connected to the right side of the sixth bracket 2102 above the bottom plate 1, the second bearing 2106 is arranged above the seventh bracket 2107, the second rotating shaft 2108 is connected in the second bearing 2107 in an interference manner, the rocking handle 2109 is connected to the right end of the second rotating shaft 2108, the second bevel gear 2108 is connected to the left end of the second rotating shaft 2108, the second bevel gear 2110 is meshed with the first bevel, the first pulley 2101 is connected to the second pulley 2104 by a belt 2105.
The adjusting device 22 is further included, the adjusting device 22 includes a second slide rail 221, a second slider 222, an eighth support 223, a third rotating shaft 225 and a third screw 226, the second slide rail 221 is connected to the right side of the upper portion of the bottom plate 1, the second slider 222 is connected to the upper portion of the second slide rail 221 in a sliding manner, the fourth support 11, the sixth support 2102 and the seventh support 2106 are connected to the upper portion of the second slider 222, the eighth support 223 is connected to the left side of the fourth support 11 on the right side of the upper portion of the bottom plate 1, a first threaded hole 224 is formed in the upper portion of the eighth support 223, the third rotating shaft 225 is connected to the left end of the second rotating shaft 2108, the third screw 226 is connected to the left end of the third rotating shaft 225, and the third screw 226 is matched with the first threaded hole 224.
Example 4
A physics class parabola demonstration process device is shown in figures 1-5 and comprises a bottom plate 1, a first slide rail 2, a first slide block 3, a first support 4, a first motor 5, a second support 6, a first bearing 7, a first nut 8, a first screw 9, a third support 10, a fourth support 11, a second motor 12, a cam 13, a first connecting rod 14, a first sliding sleeve 15, a fixed block 16, a second connecting rod 17, a loading spoon 18, a rubber band 19 and a fixing device 20, wherein the middle part above the bottom plate 1 is inlaid with the first slide rail 2, the first slide block 3 is slidably connected above the first slide rail 2, the first support 4 and the second support 6 are fixedly connected on the bottom plate 1 in bilateral symmetry, the first motor 5 is connected above the right side of the first support 4, the first bearing 7 is inlaid above the left side of the second support 6, the first connecting rod 14 is connected above the first slide rail 2, a first nut 8 is arranged in the middle of a first connecting rod 14, a first screw 9 is matched in the first nut 8, the left end of the first screw 9 is connected with an output shaft of a first motor 5, the right end of the first screw 9 is connected with a first bearing 7 in an interference manner, a fourth bracket 11 is connected on the right side above a bottom plate 1, a third bracket 10 is connected on the top of the bottom plate 1, the third bracket 10 is positioned on the right side of a second bracket 6 and the left side of the fourth bracket 11, a second motor 12 is connected on the top of the fourth bracket 11, a cam 13 is connected on the output shaft of the second motor 12 in an interference manner, the upper part of the first connecting rod 14 is rotatably connected with a fixed block 16, a first sliding sleeve 15 is fixedly connected on the upper end of the fixed block 16, a second connecting rod 17 is connected in a sliding manner in the first sliding sleeve 15, a loading spoon 18 is connected on the left end of the second connecting rod 17, a rubber band, the lower end of the rubber band 19 is connected with a fixing device 20, the fixing device 20 comprises an n-shaped frame 201, a second screw rod 203 and a second nut 204, the lower end of the rubber band 19 is connected with the n-shaped frame 201, third through holes 205 are symmetrically formed in two sides of the lower portion of the n-shaped frame 201, a second through hole 202 is formed in the upper portion of the third support 10, the second screw rod 203 is matched with the second through hole 202 through the third through hole 205 in the left side of the n-shaped frame 201, the second screw rod 203 is matched with the second nut 204 on the right side of the third through hole 205 in the right side through the third through hole 205.
The manual operating device 21 further comprises a manual operating device 21, the manual operating device 21 comprises a first belt pulley 2101, a sixth bracket 2102, a first bevel gear 2103, a second belt pulley 2104, a belt 2105, a seventh bracket 2106, a second bearing 2107, a second rotating shaft 2108, a rocking handle 2109 and a second bevel gear 2110, the first belt pulley 2101 is connected to the front side of the cam 13, the sixth bracket 2102 is connected to the right side of the fourth bracket 11 above the bottom plate 1, the second belt pulley 2104 is rotatably connected above the sixth bracket 2102, the first bevel gear 2103 is connected to the front side of the second belt pulley 2104, the seventh bracket 2106 is connected to the right side of the sixth bracket 2102 above the bottom plate 1, the second bearing 2106 is arranged above the seventh bracket 2107, the second rotating shaft 2108 is connected in the second bearing 2107 in an interference manner, the rocking handle 2109 is connected to the right end of the second rotating shaft 2108, the second bevel gear 2108 is connected to the left end of the second rotating shaft 2108, the second bevel gear 2110 is meshed with the first bevel, the first pulley 2101 is connected to the second pulley 2104 by a belt 2105.
The adjusting device 22 is further included, the adjusting device 22 includes a second slide rail 221, a second slider 222, an eighth support 223, a third rotating shaft 225 and a third screw 226, the second slide rail 221 is connected to the right side of the upper portion of the bottom plate 1, the second slider 222 is connected to the upper portion of the second slide rail 221 in a sliding manner, the fourth support 11, the sixth support 2102 and the seventh support 2106 are connected to the upper portion of the second slider 222, the eighth support 223 is connected to the left side of the fourth support 11 on the right side of the upper portion of the bottom plate 1, a first threaded hole 224 is formed in the upper portion of the eighth support 223, the third rotating shaft 225 is connected to the left end of the second rotating shaft 2108, the third screw 226 is connected to the left end of the third rotating shaft 225, and the third screw 226 is matched with the first threaded hole 224.
The sliding device 23 is further included, the sliding device 23 includes a fourth screw 232, a second threaded hole 231 is formed in the middle of the upper wall of the first sliding sleeve 15, and the fourth screw 232 is matched in the second threaded hole 231.
The working principle is as follows: when the device is used, an operator starts the first motor 5, the first motor 5 rotates clockwise to drive the first screw 9 to rotate clockwise, the first slide rail 2 is connected with the first slide block 3 in a sliding manner to play a role in orientation, so the first connecting rod 14 moves horizontally to the right, the first motor 5 rotates anticlockwise to drive the first screw 9 to rotate anticlockwise, the first slide rail 2 is connected with the first slide block 3 in a sliding manner to play a role in orientation, the first connecting rod 14 moves horizontally to the left, the first connecting rod 14 moves rightwards when moving rightwards to drive the first slide sleeve 15 to move rightwards, so that the aim of moving a supporting point is achieved, material is placed in the material containing spoon 18, the second motor 12 is started, the second motor 12 drives the cam 13 to rotate clockwise, the cam 13 enables the right end of the second connecting rod 17 to swing upwards, the left end of the second connecting rod 17 swings downwards to drive the material containing spoon 18 to swing downwards, and when the cam 13 is not in contact with the right end of the second connecting rod, the right end of the second connecting rod 17 swings downwards suddenly, the left end of the second connecting rod 17 swings upwards suddenly to restore the original position, the object containing spoon 18 is driven to swing upwards suddenly to restore the original position, materials in the object containing spoon 18 move towards the right in a parabolic manner, the force generated by different rubber bands 19 at the positions of supporting points is different, and the distance for moving the materials in the object containing spoon 18 towards the right in the parabolic manner is different.
Because the manual operating device 21 includes the first pulley 2101, the sixth bracket 2102, the first bevel gear 2103, the second pulley 2104, the belt 2105, the seventh bracket 2106, the second bearing 2107, the second rotating shaft 2108, the crank 2109 and the second bevel gear 2110, a first pulley 2101 is connected to the front side of the cam 13, a sixth bracket 2102 is connected to the right side of the fourth bracket 11 above the base plate 1, a second pulley 2104 is rotatably connected to the upper side of the sixth cradle 2102, a first bevel gear 2103 is connected to the front side of the second pulley 2104, a seventh bracket 2106 is connected to the right side of the sixth bracket 2102 above the bottom plate 1, a second bearing 2107 is arranged above the seventh bracket 2106, a second rotating shaft 2108 is connected to the second bearing 2107 in an interference mode, a rocking handle 2109 is connected to the right end of the second rotating shaft 2108, a second bevel gear 2110 is connected to the left end of the second rotating shaft 2108, the second bevel gear 2110 is meshed with the first bevel gear 2103, and the first pulley 2101 is connected with the second pulley 2104 through a belt 2105. When power fails, an operator rotates the rocking handle 2109 clockwise, the rocking handle 2109 clockwise rotates to drive the second rotating shaft 2108 clockwise, the second rotating shaft 2108 clockwise rotates to drive the second bevel gear 2110 clockwise, the second bevel gear 2110 clockwise rotates to drive the first bevel gear clockwise, the first bevel gear clockwise rotates to drive the second belt wheel 2104 clockwise, the second belt wheel 2104 clockwise rotates to drive the belt 2105 clockwise, the belt 2105 clockwise moves to drive the first belt wheel 2101 clockwise, and the first belt wheel 2101 clockwise rotates to drive the cam 13 clockwise.
Because the adjusting device 22 includes the second slide rail 221, the second slider 222, the eighth bracket 223, the third rotating shaft 225 and the third screw 226, the second slide rail 221 is connected to the right side above the bottom plate 1, the second slider 222 is connected to the top of the second slide rail 221 in a sliding manner, the fourth bracket 11, the sixth bracket 2102 and the seventh bracket 2106 are connected to the top of the second slider 222, the eighth bracket 223 is connected to the left side of the fourth bracket 11 on the right side above the bottom plate 1, the first screw hole 224 is formed above the eighth bracket 223, the third rotating shaft 225 is connected to the left end of the second rotating shaft 2108, the third screw 226 is connected to the left end of the third rotating shaft 225, and the third screw 226 is matched with the first screw hole 224. A second sliding block 222 is connected to the upper portion of the second sliding rail 221 on the right side above the bottom plate 1 in a sliding manner, the second rotating shaft 2108 rotates clockwise to drive the third rotating shaft 225 to rotate clockwise, the third rotating shaft 225 rotates clockwise to drive the third screw 226 in the first threaded hole 224 to rotate clockwise, the third screw 226 rotates clockwise to move rightward, the third rotating shaft 225 is driven to move rightward, and further the fourth support 11 on the second sliding block 222 is driven, and the sixth support 2102 and the seventh support 2106 move rightward simultaneously.
Because the sliding device 23 includes the fourth screw 232, the middle portion of the upper wall of the first sliding sleeve 15 is provided with a second threaded hole 231, and the fourth screw 232 is engaged in the second threaded hole 231. When the operator adjusts the supporting point, the fourth screw 232 engaged with the second threaded hole 231 is rotated clockwise, the fourth screw 232 moves downward to block the second connecting rod 17, the fourth screw 232 engaged with the second threaded hole 231 is rotated counterclockwise, and the fourth screw 232 moves upward to release the second connecting rod 17.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. A physics class parabola demonstration process device is characterized by comprising a bottom plate (1), a first slide rail (2), a first slide block (3), a first support (4), a first motor (5), a second support (6), a first bearing (7), a first nut (8), a first screw (9), a third support (10), a fourth support (11), a second motor (12), a cam (13), a first connecting rod (14), a first sliding sleeve (15), a fixed block (16), a second connecting rod (17), a loading spoon (18), a rubber band (19) and a fixing device (20), wherein the first slide rail (2) is embedded in the middle of the upper part of the bottom plate (1), the first slide block (3) is connected above the first slide rail (2) in a sliding manner, the first support (4) and the second support (6) are fixedly connected on the bottom plate (1) in a left-right symmetrical manner, a first motor (5) is connected above the right side of the first support (4), a first bearing (7) is embedded above the left side of the second support (6), a first connecting rod (14) is connected above the first sliding rail (2), a first nut (8) is arranged in the middle of the first connecting rod (14), a first screw (9) is matched in the first nut (8), the left end of the first screw (9) is connected with an output shaft of the first motor (5), the right end of the first screw (9) is in interference connection with the first bearing (7), a fourth support (11) is connected above the bottom plate (1) on the right side, a third support (10) is connected above the bottom plate (1), the third support (10) is positioned on the right side of the second support (6) and the left side of the fourth support (11), a second motor (12) is connected above the fourth support (11), an output shaft of the second motor (12) is connected with an interference cam (13), the upper part of a first connecting rod (14) is rotatably connected with a fixed block (16), the upper end of the fixed block (16) is fixedly connected with a first sliding sleeve (15), a second connecting rod (17) is slidably connected in the first sliding sleeve (15), the left end of the second connecting rod (17) is connected with a material containing spoon (18), the right side below the second connecting rod (17) is connected with a rubber band (19), the lower end of the rubber band (19) is connected with a fixing device (20), the fixing device (20) comprises an n-shaped frame (201), a second screw rod (203) and a second nut (204), the lower end of the rubber band (19) is connected with the n-shaped frame (201), third through holes (205) are symmetrically formed in two sides below the n-shaped frame (201), a second through hole (202) is formed above a third support (10), the second screw rod (203) is matched with the second through hole (202) through the third through hole (205) in the left side of the n-shaped frame (201), the second screw rod (203) passes through the third through hole (205), and a second nut (204) is matched with the right part of the second screw rod (203) on the right side of the right third through hole (205).
2. The physics class parabola demonstration process device according to claim 1, further comprising a manual device (21), wherein the manual device (21) comprises a first belt wheel (2101), a sixth bracket (2102), a first bevel gear (2103), a second belt wheel (2104), a belt (2105), a seventh bracket (2106), a second bearing (2107), a second rotating shaft (2108), a crank (2109) and a second bevel gear (2110), the first belt wheel (2101) is connected to the front side of the cam (13), the sixth bracket (2102) is connected to the right of the fourth bracket (11) above the bottom plate (1), the second belt wheel (2104) is rotatably connected above the sixth bracket (2102), the first bevel gear (2103) is connected to the front side of the second belt wheel (2104), the seventh bracket (2106) is connected to the right of the sixth bracket (2102) above the bottom plate (1), a second bearing (2107) is arranged above the seventh support (2106), a second rotating shaft (2108) is connected in the second bearing (2107) in an interference manner, a rocking handle (2109) is connected to the right end of the second rotating shaft (2108), a second bevel gear (2110) is connected to the left end of the second rotating shaft (2108), the second bevel gear (2110) is meshed with the first bevel gear (2103), and the first belt wheel (2101) is connected with the second belt wheel (2104) through a belt (2105).
3. The physics class parabola demonstration process device according to claim 2, further comprising an adjusting device (22), wherein the adjusting device (22) comprises a second slide rail (221), a second slide block (222), an eighth bracket (223), a third rotating shaft (225) and a third screw rod (226), the second slide rail (221) is connected to the right side above the bottom plate (1), the second slide block (222) is connected to the upper side of the second slide rail (221) in a sliding manner, the fourth bracket (11), the sixth bracket (2102) and the seventh bracket (2106) are connected to the upper side of the second slide block (222), the eighth bracket (223) is connected to the left side of the fourth bracket (11) on the right side above the bottom plate (1), the first threaded hole (224) is formed above the eighth bracket (223), the third rotating shaft (225) is connected to the left end of the second rotating shaft (2108), the third screw rod (226) is connected to the left end of the third rotating shaft (225), the third screw (226) is engaged with the first threaded hole (224).
4. A physics class parabola demonstration process device according to claim 3, further comprising a sliding device (23), wherein the sliding device (23) comprises a fourth screw (232), a second threaded hole (231) is opened in the middle of the upper wall of the first sliding sleeve (15), and the fourth screw (232) is engaged in the second threaded hole (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051466.2A CN107993532B (en) | 2018-01-19 | 2018-01-19 | Parabola demonstration process device for physical class |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810051466.2A CN107993532B (en) | 2018-01-19 | 2018-01-19 | Parabola demonstration process device for physical class |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107993532A CN107993532A (en) | 2018-05-04 |
| CN107993532B true CN107993532B (en) | 2020-06-05 |
Family
ID=62041149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810051466.2A Active CN107993532B (en) | 2018-01-19 | 2018-01-19 | Parabola demonstration process device for physical class |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107993532B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112536218B (en) * | 2020-12-01 | 2021-09-14 | 安徽德鑫源食品有限公司 | Impurity screening plant for flour processing |
| CN113035028B (en) * | 2021-03-25 | 2023-04-07 | 合肥磐石智能科技股份有限公司 | Parabola demonstration device based on parabola principle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0889278A1 (en) * | 1997-07-02 | 1999-01-07 | Virax S.A. | Device for securing an object to the edge of a planar surface, especially a worktool like a vice or same to a workbench |
| CN204087616U (en) * | 2014-10-22 | 2015-01-07 | 燕山大学里仁学院 | Mathematical parabolic teaching demonstration device |
| CN204596265U (en) * | 2015-05-18 | 2015-08-26 | 哈尔滨商业大学 | The parabola demonstration teaching aid that a kind of College Mathematics Teaching uses |
| CN205810209U (en) * | 2016-04-12 | 2016-12-14 | 黑龙江工程学院 | College Maths parabola demonstration teaching aid |
| CN107093354A (en) * | 2017-06-17 | 2017-08-25 | 邵翊宸 | A kind of high school physicses frictional force and parabola demonstration integrated device |
| CN206757970U (en) * | 2017-04-06 | 2017-12-15 | 李一诺 | A kind of student is with projectile motion apparatus for demonstrating |
-
2018
- 2018-01-19 CN CN201810051466.2A patent/CN107993532B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0889278A1 (en) * | 1997-07-02 | 1999-01-07 | Virax S.A. | Device for securing an object to the edge of a planar surface, especially a worktool like a vice or same to a workbench |
| CN204087616U (en) * | 2014-10-22 | 2015-01-07 | 燕山大学里仁学院 | Mathematical parabolic teaching demonstration device |
| CN204596265U (en) * | 2015-05-18 | 2015-08-26 | 哈尔滨商业大学 | The parabola demonstration teaching aid that a kind of College Mathematics Teaching uses |
| CN205810209U (en) * | 2016-04-12 | 2016-12-14 | 黑龙江工程学院 | College Maths parabola demonstration teaching aid |
| CN206757970U (en) * | 2017-04-06 | 2017-12-15 | 李一诺 | A kind of student is with projectile motion apparatus for demonstrating |
| CN107093354A (en) * | 2017-06-17 | 2017-08-25 | 邵翊宸 | A kind of high school physicses frictional force and parabola demonstration integrated device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107993532A (en) | 2018-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107993532B (en) | Parabola demonstration process device for physical class | |
| CN205028537U (en) | Mechanics teaching experiment presentation device | |
| CN209735640U (en) | Rotary experiment table for chemical experiments | |
| CN108346346B (en) | Sample rotation type display device for biological teaching | |
| CN208367969U (en) | A kind of polyhedron rotary education tool | |
| CN105157950A (en) | Wave simulation device for wave-measuring buoy | |
| CN109741667B (en) | Magnetic field simulation device for physics experiments | |
| CN203870895U (en) | Simple mechanism building platform | |
| CN207425180U (en) | A kind of friction experiment device | |
| CN207611526U (en) | A kind of high school physics friction force demonstration device | |
| CN205247769U (en) | Machinery auto -lock demonstration teaching aid | |
| CN204884325U (en) | High school physics experiments of machanics analogue means | |
| CN202793758U (en) | Rotation shaft durability tester | |
| CN107993526A (en) | Mathematical education interaction device is used in one kind teaching | |
| CN205483523U (en) | Imitative hand shape friction formula life -span experimental apparatus | |
| CN208357214U (en) | A kind of portable vibrating screen | |
| CN217129059U (en) | Hole filling device | |
| CN205067053U (en) | A wave analogue means for wave -measuring buoy | |
| CN220529684U (en) | Microelectronic technique demonstration device | |
| CN205899890U (en) | Physical teaching's frictional force presentation device | |
| CN204904692U (en) | Engineering antidetonation demonstration appearance | |
| CN216249572U (en) | Big accurate teaching of data is with experiment display device | |
| CN212966695U (en) | High school physics inclined plane experimental apparatus | |
| CN211886947U (en) | Real standard platform of electronic information engineering | |
| CN210039301U (en) | Magnetic adsorption type angular momentum conservation demonstration experiment instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200513 Address after: 325003 No.92, dwarf bench bridge, Jiangbin street, Lucheng District, Wenzhou City, Zhejiang Province Applicant after: Gu Beilei Address before: The 156 floor No. 341000 Jiangxi province Zhanggong District of Ganzhou City, the Hakka Avenue 4 floor room S14 Applicant before: GANZHOU YIYANG MECHANICAL DESIGN RESEARCH INSTITUTE Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |