CN108630070B - A kind of high school physics level throw motion device - Google Patents
A kind of high school physics level throw motion device Download PDFInfo
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- CN108630070B CN108630070B CN201810264207.8A CN201810264207A CN108630070B CN 108630070 B CN108630070 B CN 108630070B CN 201810264207 A CN201810264207 A CN 201810264207A CN 108630070 B CN108630070 B CN 108630070B
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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
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Abstract
A kind of high school physics level throw motion device, including pedestal, the top of pedestal side top surface is equipped with the cabinet of open front, several fixed blocks are fixedly mounted in tank floor, the bottom surface of fixed block opens up dashpot, buffer bar is fixedly mounted in the top surface of pedestal side, the upper end of buffer bar is located in dashpot, the front of cabinet is equipped with door body, door body can block the open front of vanning body, door body and cabinet are articulated and connected, transverse slat is fixedly mounted in the lower end of box house two sides, transverse slat top surface opens up arc groove, box house side opens up two first through hole, it is communicated inside one of first through hole and arc groove, the box body of top surface opening is fixedly mounted in the side of cabinet, the inside two sides of box body open up the second through-hole, it is communicated inside one of first through hole and one of them second through-hole.It when the present invention generates vibration during the work time, is buffered in dashpot by buffer bar, it will be able to play the role of bumper and absorbing shock to the present invention, keep the present invention more stable during the work time.
Description
Technical field
The invention belongs to senior middle school physics teaching device field, specifically a kind of high school physics level throw motion device.
Background technique
Object is dished out in the horizontal direction with certain initial velocity, if object is only by gravity, such movement is called
Level throw motion.Existing high school physics level throw motion device when in use, needs operator that steel ball surface is first filled graphite,
It is being tested, the operator for being easy to do so is graphite on hand, influences normally to attend class, and in demonstration, steel ball is to pass through people
Work configuration, steel ball tumbles everywhere when demonstration, needs to artificially collect after demonstration, inconvenient to use.
Summary of the invention
The present invention provides a kind of high school physics level throw motion device, to solve defect in the prior art.
The present invention is achieved by the following technical programs:
A kind of high school physics level throw motion device, including pedestal, the top of pedestal side top surface are equipped with the cabinet of open front,
Several fixed blocks are fixedly mounted in tank floor, and the bottom surface of fixed block opens up dashpot, and buffering is fixedly mounted in the top surface of pedestal side
The upper end of bar, buffer bar is located in dashpot, and the front of cabinet is equipped with door body, and door body can block the open front of vanning body, door
Body and cabinet are articulated and connected, and transverse slat is fixedly mounted in the lower end of box house two sides, and transverse slat top surface opens up arc groove, box house one
Side opens up two first through hole, communicates inside one of first through hole and arc groove, and the side of cabinet is fixedly mounted top surface and opens
Mouthful box body, the inside two sides of box body open up the second through-hole, inside one of first through hole and one of them second through-hole
It communicates, ball is equipped in box body, ball can pass through the second through-hole and first through hole, and ball can be moved arcuately slot, in cabinet
Upper and lower ends on rear side of portion are articulated and connected lateral pressing plate, and the rear surface of pressing plate is fixedly mounted iron plate, on rear side of box house
The equal magnetic sheet of upper and lower ends, iron plate attracting can cooperate with corresponding magnetic sheet, and lateral connecting plate is fixedly mounted in cabinet side, even
Fishplate bar is corresponding with another first through hole, and the top surface of connecting plate opens up translot, communicates inside translot and another first through hole,
Arc panel is fixedly mounted in the side of connecting plate, and the top surface of arc panel opens up sliding slot, communicates inside sliding slot and translot, arc panel side
Bottom surface vertical sleeve is fixedly mounted, ball can be moved along sleeve, and the lower end of sleeve is closed end, the bottom surface of arc panel side
Through groove is opened up, ball can pass through through groove, communicate inside through groove and sliding slot, and through groove is corresponding with sleeve and communicates with sleeve inner,
It is fixedly connected between box body and sleeve by connecting tube, ball can be moved along connecting tube, be communicated inside sleeve and connecting tube, be connected
The upper end of pipe it is corresponding with another second through-hole and with communicated inside another second through-hole, sleeve inner two sides open up perpendicular
Slot, is equipped with one piece of pushing block between two vertical slots, and it is interior and can move along vertical slot that the two sides of pushing block are located at corresponding vertical slot, pushing block
Bottom surface is fixedly connected with two first Vertical Springs of sleeve inner underrun, and the first Vertical Spring is pushed away to pushing block one always
Power, sleeve inner bottom surface open up threading hole, and threading hole is communicated with sleeve inner, and cross bar is fixedly mounted in the side of sleeve, cross bar
Fixed plate is fixedly mounted in one end, is equipped with arc in box body and harrows, and arc rake can move in the upper opening of box body, and arc rake top is solid
Surely toggle mechanism is connected, toggle mechanism is by the first brace, connecting rod, the second brace, motor unit at motor is fixedly mounted on
The top surface of fixed board, one end of the first brace of output axis connection of motor, one end of the other end articulated linkage of the first brace, even
The other end of bar is fixedly connected with the upper end of arc rake, and connecting rod is structure as a whole with arc rake, the other end of connecting rod and the second brace
One end articulated connection, the other end of the second brace other end and cross bar is articulated and connected, and the top of pedestal other side top surface is equipped with
Disk, the front surface of disk open up circular hole, and first bearing, the outer ring of first bearing and the fixed company of the inner wall of circular hole are equipped in circular hole
Connect, the lower section of disk is equipped with arc frame, arc frame pass through with pedestal between bracket be fixedly connected, the front surface of arc frame side is opened
If strip groove, the front of strip groove is equipped with rectangular block, and rectangular block is fixedly connected with the inner wall of strip groove by thrust spring, thrust
Spring gives rectangular block one thrust always, and rectangular block is inserted into strip groove, and cotton rope, cotton rope is fixedly mounted in the side of disk
Upper end pass through threading hole, the upper end of cotton rope is fixedly connected with the bottom surface of pushing block, and a rotation is equipped in the inner ring of first bearing
Bar, the both ends of rotating bar are respectively positioned on the outside of first bearing inner ring, and the inner ring of first bearing is fixedly connected with rotating bar, rotating bar
Front end poke rod is fixedly mounted, two blocks are fixedly mounted in the front surface of disk, and poke rod can be in contact with block, stir
Bar can be in contact with rectangular block, and the rear end of rotating bar is equipped with vertical bar, and the lower end of vertical bar is fixedly mounted on the top surface of pedestal, vertical bar
Upper end be fixedly connected with the rear end of rotating bar by second bearing.
A kind of high school physics level throw motion device as described above, between the top surface of the fixed block and the bottom surface of cabinet
Buffer stopper is fixedly mounted.
The periphery of a kind of high school physics level throw motion device as described above, the buffer bar is equipped with the second vertical bullet
Spring, the upper end of the second Vertical Spring are fixedly connected with the bottom surface of fixed block, and the lower end of the second Vertical Spring and the top surface of pedestal are solid
Fixed connection.
Arc is fixedly mounted in the top surface of a kind of high school physics level throw motion device as described above, the arc panel side
Baffle, baffle is corresponding with through groove.
Scale is fixedly mounted in a kind of high school physics level throw motion device as described above, the box house other side
Ruler, graduated scale are located at the side of pressing plate.
The invention has the advantages that structure of the invention design is rationally, easy to use, easy to operate, student can obtain one
The parabolic path of the sphere for making level throw motion of image can be avoided operator in work process and go to take circle by both hands
Ball can prevent the hand for making operator dirty, to prevent influencing normally to attend class, and the work of bumper and absorbing shock be played in work process
With keeping the present invention more stable during the work time, ball eventually in arc groove and is rolled in box body, so that next time continues
It carries out flat throw to operate, places ball without artificial, also avoid the puzzlement that need to artificially pick up ball.When utilizing the present invention, it incite somebody to action this
Invention is placed on lectern, and a certain amount of graphite is poured in box body, opens door body, is rotated pressing plate, is separated magnetic sheet with iron plate,
A blank sheet of paper is placed on to the front surface of magnetic sheet, rotates pressing plate again, makes magnetic sheet and the attracting cooperation of iron plate, it will be able to consolidate blank sheet of paper
Fixed firmly to shut door body, while electric motor operation, motor output shaft drives the rotation of the first brace, and the rotation of the first brace passes through company
Bar drives the second brace upward, while driving arc rake upwards and being moved to the left, and arc rake can be such that ball rolls in box body, will
The surface of ball is uniformly graphited, and arc rake can take off ball into connecting tube by the second through-hole simultaneously, and ball exists
The top surface of pushing block is rolled in sleeve and fallen in connecting tube, while pressing rectangular block, is moved to rectangular block in strip groove, square
Shape block no longer stops poke rod, pushes pushing block to move up along vertical slot under the action of the first Vertical Spring, pushing block moves up
While push ball move up, until by ball release sleeve in, be located at ball in through groove, ball is moved to along the chute
In translot, ball can be rolled in cabinet in translot by first through hole, and the surface of ball can be contacted with the intracorporal blank sheet of paper of case,
To leave a trace, ball can be fallen in the arc groove on transverse slat, and ball rolls through first through hole rolling in arc groove
Into box body, eventually arc groove is interior and is rolled in box body for ball, operates for continuing flat throw next time, without manually putting
Ball is set, the puzzlement that need to artificially pick up ball is also avoided；Rotating bar is rotated, rotating bar drives poke rod to be rotated, poke rod
It is in contact after turning an angle with block and block is driven to rotate, block drives disk to be rotated, while disk rotational
Cotton rope is tightened, cotton rope moves down in threading hole, drives pushing block to move down in vertical slot while cotton rope moves down, pushes away
After block is moved to certain position, rectangular block is pressed, is moved to rectangular block in strip groove, poke rod is turned under rectangular block
Side, while rectangular block is unclamped, rectangular block is released in strip groove in acting on for thrust spring, can be blocked by rectangular block
Poke rod is rotated, and repeating above procedure can be tested again, and it is logical to can be avoided operator in work process
It crosses both hands to go to take ball, the hand for making operator dirty can be prevented, to prevent influencing normally to attend class.When the present invention during the work time
It when generating vibration, is buffered in dashpot by buffer bar, it will be able to play the role of bumper and absorbing shock to the present invention, make this
Invention is more stable during the work time.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is schematic structural view of the invention；Fig. 2 is the enlarged drawing of the A direction view of Fig. 1；Fig. 3 is the partial enlargement of the I of Fig. 1
Figure；Fig. 4 is the partial enlarged view of the II of Fig. 1.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of high school physics level throw motion device, as shown, including pedestal 1, before the top of 1 side top surface of pedestal is equipped with
Several fixed blocks 3 are fixedly mounted in the cabinet 2 of opening, 2 bottom surface of cabinet, and the bottom surface of fixed block 3 opens up dashpot 4,1 side of pedestal
Buffer bar 5 is fixedly mounted in top surface, and the upper end of buffer bar 5 is located in dashpot 4, and the front of cabinet 2 is equipped with door body 7, and door body 7 can
The open front of vanning body 2 is blocked, door body 7 and cabinet 2 are articulated and connected, and transverse slat 8 is fixedly mounted in the lower end of 2 inside two sides of cabinet, horizontal
8 top surface of plate opens up arc groove 9, and 2 interior side of cabinet opens up two first through hole 10, one of first through hole 10 and arc groove
It is communicated inside 9, the box body 11 of top surface opening is fixedly mounted in the side of cabinet 2, and the inside two sides of box body 11 open up the second through-hole
12, it communicates inside one of first through hole 10 and one of them second through-hole 12, ball 13,13 energy of ball is equipped in box body 11
Enough across the second through-hole 12 and first through hole 10, ball 13 can arcuately the movement of slot 9, the upper and lower ends of 2 inner back side of cabinet be equal
Be articulated and connected lateral pressing plate 14, and the hinge point of pressing plate 14 can only rotate forward, and iron plate is fixedly mounted in the rear surface of pressing plate 14
15, the equal magnetic sheet 16 of the upper and lower ends of 2 inner back side of cabinet, iron plate 15 attracting can cooperate with corresponding magnetic sheet 16, cabinet 2 one
Lateral connecting plate 17 is fixedly mounted in side, and connecting plate 17 is corresponding with another first through hole 10, and the top surface of connecting plate 17 opens up
It is communicated inside translot 18, translot 18 and another first through hole 10, arc panel 19, arc panel is fixedly mounted in the side of connecting plate 17
19 top surface opens up sliding slot 20, communicates inside sliding slot 20 and translot 18, vertical set is fixedly mounted in the bottom surface of 19 side of arc panel
Cylinder 21, ball 13 can be moved along sleeve 21, and the lower end of sleeve 21 is closed end, and the bottom surface of 19 side of arc panel opens up through groove 22,
Ball 13 can pass through through groove 22, communicate inside through groove 22 and sliding slot 20, through groove 22 it is corresponding with sleeve 21 and with inside sleeve 21
It communicates, is fixedly connected between box body 12 and sleeve 21 by connecting tube 23, ball 13 can be moved along connecting tube 23, sleeve 20 and company
Communicated inside adapter tube 23, the upper end of connecting tube 23 it is corresponding with another second through-hole 12 and with inside another second through-hole 12
It communicates, 21 inside two sides of sleeve open up vertical slot 24, are equipped with one piece of pushing block 25 between two vertical slots 24, the two sides of pushing block 25 are located at
It can move in corresponding vertical slot 24 and along vertical slot 24, the bottom surface of pushing block 25 and 21 inner bottom surface of sleeve are vertical by two first
Spring 26 is fixedly connected, and the first Vertical Spring 26 gives 25 1 thrusts of pushing block always, and 21 inner bottom surface of sleeve opens up threading hole 27,
It is communicated inside threading hole 27 and sleeve 21, cross bar 28 is fixedly mounted in the side of sleeve 21, and one end of cross bar 28, which is fixedly mounted, to be fixed
Plate 29, box body 11 is interior to be equipped with arc rake 30, and arc rake 30 can move in the upper opening of box body 11, fixed at the top of arc rake 30 to connect
Toggle mechanism is connect, toggle mechanism is made of the first brace 31, connecting rod 32, the second brace 33, motor 34, the fixed peace of motor 34
Mounted in the top surface of fixed plate 29, one end of the first brace of output axis connection 31 of motor 34, the other end hinge of the first brace 31
One end of connective pole 32, the other end of connecting rod 32 are fixedly connected with the upper end of arc rake 30, and connecting rod 32 and arc rake 30 are integrated knot
One end of structure, the other end of connecting rod 32 and the second brace 33 is articulated and connected, the other end of the second brace 33 other end and cross bar 28
The top of articulated connection, 1 other side top surface of pedestal is equipped with disk 34, and the front surface of disk 34 opens up circular hole 35, sets in circular hole 35
There is first bearing 36, the outer ring of first bearing 36 is fixedly connected with the inner wall of circular hole 35, and the lower section of disk 35 is equipped with arc frame 37,
Arc frame 37 pass through with pedestal 1 between bracket 38 be fixedly connected, the front surface of 37 side of arc frame opens up strip groove 39, strip groove
39 front is equipped with rectangular block 40, and rectangular block 40 is fixedly connected with the inner wall of strip groove 39 by thrust spring 41, thrust spring
41 give one thrust of rectangular block always, and rectangular block 40 is inserted into strip groove 39, and cotton rope is fixedly mounted in the side of disk 35
42, the upper end of cotton rope 42 passes through threading hole 27, and the upper end of cotton rope 42 is fixedly connected with the bottom surface of pushing block 25, first bearing 36 it is interior
A rotating bar 43 is equipped in circle, the both ends of rotating bar 43 are respectively positioned on the outside of 36 inner ring of first bearing, first bearing 36 it is interior
Circle is fixedly connected with rotating bar 43, and poke rod 44 is fixedly mounted in the front end of rotating bar 43, and the front surface of disk 35 is fixedly mounted two
A block 45, poke rod 44 can be in contact with block 45, and poke rod 44 can be in contact with rectangular block 40, after rotating bar 43
End is equipped with vertical bar 46, and the lower end of vertical bar 46 is fixedly mounted on the top surface of pedestal 1, and the upper end of vertical bar 46 and the rear end of rotating bar 43 are logical
Second bearing 47 is crossed to be fixedly connected.Rationally, easy to use, easy to operate, student can obtain a shape for structure of the invention design
The parabolic path of the sphere for making level throw motion of elephant can be avoided operator in work process and go to take ball by both hands
13, the hand for making operator dirty can be prevented, to prevent influencing normally to attend class, and plays the work of bumper and absorbing shock in work process
With keeping the present invention more stable during the work time, ball 13 eventually in arc groove 9 and is rolled in box body 11, under
It is secondary to continue flat throwing operation, ball 13 is placed without artificial, also avoids the puzzlement that need to artificially pick up ball 13.When this hair of use
When bright, the present invention is placed on lectern, a certain amount of graphite is poured in box body 11, opens door body 7, pressing plate 14 is rotated, makes
Magnetic sheet 16 is separated with iron plate 15, and a blank sheet of paper is placed on to the front surface of magnetic sheet 16, is rotated pressing plate 14 again, is made magnetic sheet 16 and iron
The attracting cooperation of piece 15, it will be able to blank sheet of paper be fixed, shut door body 7, while motor 34 works, 34 output shaft of motor drives
The rotation of first brace 31, the rotation of the first brace 31 drive the second brace 33 upwards by connecting rod 32, at the same drive arc rake 30 to
Above and it is moved to the left, arc rake 30 can be such that ball 13 rolls in box body 11, the surface of ball 13 uniformly graphited, arc
Shape rake 30 can take off ball 13 into connecting tube 23 by the second through-hole 12 simultaneously, and ball 13 is rolled to set in connecting tube 23
Cylinder 21 is interior and falls in the top surface of pushing block 25, while pressing rectangular block 40, is moved to rectangular block 40 in strip groove 39, rectangular block 40
No longer stop poke rod 44, under the action of the first Vertical Spring 26 push pushing block 25 moved up along vertical slot 24, pushing block 25 to
It pushes ball 13 to move up while upper mobile, until ball 13 is released in sleeve 21, is located at ball 13 in through groove 22,
Ball 13 20 is moved in translot 18 along the chute, and ball 13 can be rolled in cabinet 2 in translot 18 by first through hole 10, circle
The surface of ball 13 can be contacted with the blank sheet of paper in cabinet 2, to can leave a trace, ball 13 can fall in the arc groove 9 on transverse slat 8
Interior, ball 13 rolls through first through hole 10 in arc groove 9 and is rolled in box body 11, ball 13 eventually in arc groove 9 simultaneously
It is rolled in box body 11, is operated for continuing flat throw next time, place ball 13 without artificial, also avoid artificially picking up circle
The puzzlement of ball 13；Rotate rotating bar 43, rotating bar 43 drive poke rod 44 rotated, poke rod 44 turn an angle after with
Block 45 is in contact and block 45 is driven to rotate, and block 45 drives disk 34 to be rotated, and disk 34 tightens line while rotation
Rope 42, cotton rope 42 moves down in threading hole 27, drives pushing block 25 downward in vertical slot 24 while cotton rope 42 moves down
It is mobile, after pushing block 25 is moved to certain position, rectangular block 40 is pressed, is moved to rectangular block 40 in strip groove 39, by poke rod
44 turn to the lower section of rectangular block 40, while unclamping rectangular block 40, in acting on rectangular block 40 in bar shaped for thrust spring 41
It is released in slot 39, poke rod 44 can be blocked by rectangular block 40 and rotated, repeating above procedure can be tried again
It tests, can be avoided operator in work process and go to take ball 13 by both hands, the hand for making operator dirty can be prevented, with
Anti- influence is normally attended class.When the present invention generates vibration during the work time, buffered in dashpot 4 by buffer bar 5,
It can play the role of bumper and absorbing shock to the present invention, keep the present invention more stable during the work time.
Specifically, as shown in Figure 1, fixed between the top surface of fixed block 3 and the bottom surface of cabinet 2 described in the present embodiment pacify
Fill buffer stopper.When utilizing the present invention, bumper and absorbing shock can be carried out to the present invention by buffer stopper, makes the present invention in the course of work
In it is more stable.
Specifically, second is perpendicular as shown in Figure 1, the periphery of buffer bar 5 described in the present embodiment is equipped with the second Vertical Spring 48
It is fixedly connected to the upper end of spring 48 with the bottom surface of fixed block 3, the fixed company in the lower end of the second Vertical Spring 48 and the top surface of pedestal 1
It connects.When utilizing the present invention, a buffering can be played to fixed block 5 by the second Vertical Spring 48, so that it is solid to play protection
Determine the effect of block 5.
Further, as shown in Figure 1, the baffle of arc is fixedly mounted in the top surface of 19 side of arc panel described in the present embodiment
6, baffle 6 is corresponding with through groove 22.When moving up in sleeve 21 using ball 13 of the present invention, avoid justifying by baffle 6
Ball 13 is pierced by through groove 22, avoids influencing normal use.
Further, as shown in Figure 1, graduated scale, scale is fixedly mounted in the 2 inside other side of cabinet described in the present embodiment
Ruler is located at the side of pressing plate 14.When utilizing the present invention, line institute that ball 13 is dished out can clearly be found out by graduated scale
Position, make the present invention it is more convenient to use.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (5)
1. a kind of high school physics level throw motion device, it is characterised in that: including pedestal (1), set above pedestal (1) side top surface
There is the cabinet (2) of open front, several fixed blocks (3) are fixedly mounted in cabinet (2) bottom surface, and the bottom surface of fixed block (3) opens up dashpot
(4), buffer bar (5) are fixedly mounted in the top surface of pedestal (1) side, and the upper end of buffer bar (5) is located in dashpot (4), cabinet (2)
Front be equipped with door body (7), door body (7) can block the open front of vanning body (2), and door body (7) and cabinet (2) are articulated and connected,
Transverse slat (8) are fixedly mounted in the lower end of the internal two sides of cabinet (2), and transverse slat (8) top surface opens up arc groove (9), cabinet (2) interior side
Two first through hole (10) are opened up, are communicated inside one of first through hole (10) and arc groove (9), the side of cabinet (2) is solid
Dingan County fills the box body (11) of top surface opening, and the inside two sides of box body (11) open up the second through-hole (12), one of them is first logical
It is communicated inside hole (10) and one of them second through-hole (12), is equipped with ball (13) in box body (11), ball (13) can pass through
Second through-hole (12) and first through hole (10), ball (13) can arcuately slot (9) it is mobile, up and down the two of cabinet (2) inner back side
End is articulated and connected lateral pressing plate (14), and iron plate (15) are fixedly mounted in the rear surface of pressing plate (14), cabinet (2) inner back side
The equal magnetic sheet of upper and lower ends (16), iron plate (15) attracting can cooperate with corresponding magnetic sheet (16), and cabinet (2) side is fixedly mounted
Lateral connecting plate (17), connecting plate (17) is corresponding with another first through hole (10), and the top surface of connecting plate (17) opens up cross
It is communicated inside slot (18), translot (18) and another first through hole (10), arc panel is fixedly mounted in the side of connecting plate (17)
(19), the top surface of arc panel (19) opens up sliding slot (20), communicates inside sliding slot (20) and translot (18), arc panel (19) side
Bottom surface is fixedly mounted vertical sleeve (21), and ball (13) can be mobile along sleeve (21), and the lower end of sleeve (21) is closed end, arc
The bottom surface of shape plate (19) side opens up through groove (22), and ball (13) can pass through through groove (22), and through groove (22) and sliding slot (20) are internal
It communicates, through groove (22) is corresponding with sleeve (21) and communicates with sleeve (21) inside, passes through between box body (12) and sleeve (21)
Connecting tube (23) is fixedly connected, and ball (13) can be mobile along connecting tube (23), is communicated inside sleeve (20) and connecting tube (23), even
The upper end of adapter tube (23) is corresponding with another the second through-hole (12) and communicates with another second through-hole (12) inside, sleeve
(21) internal two sides open up vertical slot (24), and one piece of pushing block (25), the two sides position of pushing block (25) are equipped between two vertical slots (24)
And can be mobile along vertical slot (24) in corresponding vertical slot (24), the bottom surface of pushing block (25) and sleeve (21) inner bottom surface pass through two
The first Vertical Spring of root (26) is fixedly connected, and the first Vertical Spring (26) gives (25) thrusts of pushing block always, and sleeve (21) is interior
Portion bottom surface opens up threading hole (27), communicates inside threading hole (27) and sleeve (21), and cross bar is fixedly mounted in the side of sleeve (21)
(28), fixed plate (29) are fixedly mounted in one end of cross bar (28), are equipped with arc rake (30) in box body (11), and arc harrows (30) can be
Moved in the upper opening of box body (11), be fixedly connected with toggle mechanism at the top of arc rake (30), toggle mechanism by the first brace (31),
Connecting rod (32), the second brace (33), motor (34) composition, motor (34) are fixedly mounted on the top surface of fixed plate (29), electricity
One end of the first brace of output axis connection (31) of motivation (34), the one of the other end articulated linkage (32) of the first brace (31)
End, the other end of connecting rod (32) are fixedly connected with the upper end of arc rake (30), and connecting rod (32) is structure as a whole with arc rake (30), even
The other end of bar (32) and one end of the second brace (33) are articulated and connected, and the second brace (33) other end is another with cross bar (28)
The top of end articulated connection, pedestal (1) other side top surface is equipped with disk (34), and the front surface of disk (34) opens up circular hole (35),
First bearing (36) are equipped in circular hole (35), the outer ring of first bearing (36) is fixedly connected with the inner wall of circular hole (35), disk
(35) lower section be equipped with arc frame (37), arc frame (37) pass through with pedestal (1) between bracket (38) be fixedly connected, arc frame
(37) front surface of side opens up strip groove (39), and the front of strip groove (39) is equipped with rectangular block (40), rectangular block (40) and item
The inner wall of shape slot (39) is fixedly connected by thrust spring (41), and thrust spring (41) gives one thrust of rectangular block, rectangle always
Block (40) is inserted into strip groove (39), and cotton rope (42) are fixedly mounted in the side of disk (35), and the upper end of cotton rope (42) is worn
It crosses threading hole (27), the upper end of cotton rope (42) is fixedly connected with the bottom surface of pushing block (25), is equipped in the inner ring of first bearing (36)
A piece rotating bar (43), the both ends of rotating bar (43) are respectively positioned on the outside of first bearing (36) inner ring, first bearing (36) it is interior
Circle is fixedly connected with rotating bar (43), and poke rod (44) are fixedly mounted in the front end of rotating bar (43), and the front surface of disk (35) is solid
Dingan County fills two blocks (45), and poke rod (44) can be in contact with block (45), and poke rod (44) and rectangular block (40) can
It is in contact, the rear end of rotating bar (43) is equipped with vertical bar (46), and the lower end of vertical bar (46) is fixedly mounted on the top surface of pedestal (1), erects
The upper end of bar (46) is fixedly connected with the rear end of rotating bar (43) by second bearing (47).
2. a kind of high school physics level throw motion device according to claim 1, it is characterised in that: the fixed block (3)
Top surface and cabinet (2) bottom surface between buffer stopper is fixedly mounted.
3. a kind of high school physics level throw motion device according to claim 1, it is characterised in that: the buffer bar (5)
Periphery be equipped with the second Vertical Spring (48), the upper end of the second Vertical Spring (48) is fixedly connected with the bottom surface of fixed block (3), the
The lower end of two Vertical Springs (48) is fixedly connected with the top surface of pedestal (1).
4. a kind of high school physics level throw motion device according to claim 1, it is characterised in that: the arc panel (19)
The baffle (6) of arc is fixedly mounted in the top surface of side, and baffle (6) is corresponding with through groove (22).
5. a kind of high school physics level throw motion device according to claim 1, it is characterised in that: in the cabinet (2)
Graduated scale is fixedly mounted in the portion other side, and graduated scale is located at the side of pressing plate (14).
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| CN201810264207.8A CN108630070B (en) | 2018-03-28 | 2018-03-28 | A kind of high school physics level throw motion device |
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| CN201810264207.8A CN108630070B (en) | 2018-03-28 | 2018-03-28 | A kind of high school physics level throw motion device |
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| CN108630070A CN108630070A (en) | 2018-10-09 |
| CN108630070B true CN108630070B (en) | 2019-08-16 |
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| CN201810264207.8A Expired - Fee Related CN108630070B (en) | 2018-03-28 | 2018-03-28 | A kind of high school physics level throw motion device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109345918A (en) * | 2018-11-16 | 2019-02-15 | 南昌工学院 | Mathematical probabilities apparatus for demonstrating |
| CN109451203B (en) * | 2018-11-20 | 2024-05-28 | 南京顶基科技有限公司 | High-definition video character dynamic superimposer in highway toll station |
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| DE10105400A1 (en) * | 2000-02-16 | 2001-08-30 | Pascal Schmitt | Demonstration device for physical principle of independence of movement demonstrates constant acceleration and composite motions so as to enable them to be observed in slower form |
| CN102842256A (en) * | 2012-09-14 | 2012-12-26 | 江苏苏威尔科技有限公司 | Projectile motion tester |
| CN103544868A (en) * | 2013-07-27 | 2014-01-29 | 苍南县利新科教仪器有限公司 | Horizontal-casting sectional demonstration experimental device and experimental method thereof |
| CN104537930A (en) * | 2014-12-18 | 2015-04-22 | 郎晨辉 | Horizontal projectile motion experimental facility |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2596477Y (en) * | 2002-10-24 | 2003-12-31 | 朱荣贵 | Fixed orbit demonstrator for flat throwing sport |
| CN203055256U (en) * | 2013-01-26 | 2013-07-10 | 钱德周 | Parabola trajectory demonstrating and recording teaching aid |
| CN206115811U (en) * | 2016-08-12 | 2017-04-19 | 龙瑞琳 | Throw thing exercise test device |
| CN106504620A (en) * | 2016-12-27 | 2017-03-15 | 河南八灵电子科技有限公司 | A kind of physics projectile experimental demonstration device |
| CN207068299U (en) * | 2017-11-13 | 2018-03-02 | 李昱龙 | A kind of high school student's physics facility |
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2018
- 2018-03-28 CN CN201810264207.8A patent/CN108630070B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10105400A1 (en) * | 2000-02-16 | 2001-08-30 | Pascal Schmitt | Demonstration device for physical principle of independence of movement demonstrates constant acceleration and composite motions so as to enable them to be observed in slower form |
| CN102842256A (en) * | 2012-09-14 | 2012-12-26 | 江苏苏威尔科技有限公司 | Projectile motion tester |
| CN103544868A (en) * | 2013-07-27 | 2014-01-29 | 苍南县利新科教仪器有限公司 | Horizontal-casting sectional demonstration experimental device and experimental method thereof |
| CN104537930A (en) * | 2014-12-18 | 2015-04-22 | 郎晨辉 | Horizontal projectile motion experimental facility |
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