CN209044981U - Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure - Google Patents
Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure Download PDFInfo
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- CN209044981U CN209044981U CN201821462677.7U CN201821462677U CN209044981U CN 209044981 U CN209044981 U CN 209044981U CN 201821462677 U CN201821462677 U CN 201821462677U CN 209044981 U CN209044981 U CN 209044981U
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Abstract
The utility model belongs to teaching test appliance applications technical field, specifically discloses the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure, by lift adjustment component, and the centrifugation presentation component composition being used in combination with lift adjustment component.The beneficial effect of the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure of the utility model is: its design structure is reasonable, the lift adjustment component and centrifugation presentation component being used in combination, it is able to achieve efficiently, stable and accurately centrifugal force teaching demonstration operation, in order to the ocular demonstration of teaching work, increase interest, attract the study attention of student, it improves the quality of teaching, first lift adjustment cylinder, second lift adjustment cylinder can need to carry out the lift in height adjustment operation of adaptability according to teaching, guarantee the accuracy of observation of students, open type transparent glass steel shell is not only convenient for observation of students, it is also prevented from and occurs the appearance that sphere disengaging sphere guide rail hurts student's phenomenon in demonstration operation.
Description
Technical field
The utility model belongs to teaching test tool application technical field, and in particular to efficient lifting adjusting structure
Physics teaching centrifugal force demonstration device realizes efficient, stable and accurately centrifugal force religion suitable for carrying out being tested physics teaching
Operation is learned, while being convenient for intuitively demonstrating, observe and improving the enthusiasm of student's study, learning efficiency, improves teaching matter
Amount.
Background technique
Centrifugal movement refers to that object has the phenomenon that separate center movement.When object when doing on-rectilinear movement (non newtonian ring
Border, such as: circular motion or turning motion), because object is centainly with the presence of the quality of itself, inertia caused by quality can force object
Body continues to advance towards the tangential direction (rectilinear direction advanced at that moment originally) of motion profile, rather than turns along following
Curved past direction is walked, if if this has passenger on the object (such as: vehicle) for doing on-rectilinear movement, passenger due to equally with
Car do turning motion, will receive the centripetal force that car is provided to passenger, if but using passenger as reference system, due to the reference
System is noninertial system, and the centripetal force that he will receive with his opposing stationary car to his direction center of circle acts on, but simultaneously
He also can be reversed equal big to car one, by the center of circle be directed toward outside power, just look like no car he will be thrown out of it is the same, this
A power is exactly so-called centrifugal force, due to power that in the noninertial system, object is experienced under this situation and non-genuine, so having
A little sayings can this phenomenon be referred to as " centrifugal movement ".
In physics teaching test, needs to carry out by centrifugal force play configuration efficient, stable and accurately visually demonstrate
Teaching work.But due to the limitation and restriction of various conditions, on the one hand there are no such teaching centrifugations in existing school
Power play configuration seriously hinders the progress and development of teaching, is also unfavorable for the implementation and development of quality-oriented education, another party
The centrifugal force play configuration of the less school in face buying, it is at high cost, composed structure is complicated, and not Portable belt, be unable to complete efficiently,
Stablize and accurately centrifugal force demonstrates operation, the learning interest of student cannot be improved, lead to quality of instruction difference etc..
Therefore, based on the above issues, the utility model provides the physics teaching centrifugal force with efficient lifting adjusting structure
Demonstration device.
Utility model content
Purpose of utility model: the purpose of the utility model is to provide the physics teaching centrifugations with efficient lifting adjusting structure
Power demonstration device, design structure is reasonable, and the lift adjustment component being used in combination and centrifugation presentation component are able to achieve efficient, steady
It is fixed to increase interest with accurately centrifugal force teaching demonstration operation in order to the ocular demonstration of teaching work, attract student's
Learn attention, improve the quality of teaching, the first lift adjustment cylinder, the second lift adjustment cylinder can be fitted according to teaching
The lift in height of answering property adjusts operation, guarantees the accuracy of observation of students, open type transparent glass steel shell is not only convenient for student views
It examines, is also prevented from demonstration operation and sphere occurs and be detached from the appearance, highly-safe that sphere guide rail hurts student's phenomenon.
Technical solution: the utility model provides the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure, by
Lift adjustment component, and the centrifugation presentation component composition being used in combination with lift adjustment component；The lift adjustment component, packet
Bar shapeds base is included, and the supporting leg of bar shapeds base bottom is set, and is symmetricly set on the first cylinder peace at both ends in bar shapeds base
Seat, the second cylinder mounting base are filled, and is separately positioned on the first cylinder mounting base, the first lift adjustment in the second cylinder mounting base
Cylinder, the second lift adjustment cylinder, and it is separately positioned on the first lift adjustment cylinder, in second lift adjustment cylinder one end
One auxiliary connection location hole, the second auxiliary connection location hole, and it is fixed with the first auxiliary connection location hole, the second auxiliary connection respectively
The first hollow positioning sleeve, the second hollow positioning sleeve that position hole is used in combination, and it is separately positioned on the first hollow positioning sleeve, second
The third auxiliary being used in combination in hollow positioning sleeve and with the first auxiliary connection location hole, the second auxiliary connection location hole connects
Location hole, the 4th auxiliary connection location hole, and be used in combination with the first auxiliary connection location hole, third auxiliary connection location hole
The first auxiliary positioning bolt, the first auxiliary positioning nut, and with second auxiliary connection location hole, the 4th auxiliary connection location hole
The second auxiliary positioning bolt, the second auxiliary positioning nut being used in combination；The centrifugation presentation component, including be symmetricly set on
The first track support limit block, the second track support limit block in bar shaped support base, and be arranged in bar shaped support base
And the sphere guide rail being used in combination with the first track support limit block, the second track support limit block, and it is symmetricly set on item
The first threaded locating hole, the second threaded locating hole in shape support base both ends, and be used in combination with bar shaped support base and
The open type transparent glass steel shell connected by the first threaded locating hole, the second threaded locating hole, wherein open type transparent glass
The both ends of steel shell are provided with the through-hole being used in combination with the first threaded locating hole, the second threaded locating hole and respectively by first
Fastening bolt, the connection of the second fastening bolt, and be arranged in open type transparent glass steel shell and matched respectively with sphere guide rail
Using the first oblique support plate, the second oblique support plate, and the sphere being used in combination with sphere guide rail, and it is arranged in sphere guide rail one
End and the semicircle sphere being used in combination with sphere collection groove；The first hollow positioning sleeve, the second hollow positioning sleeve point
It is not symmetricly set on the bottom surface both ends of bar shaped support base.
The technical program, the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure, further includes setting
Several auxiliary positioning threaded holes in the bottom of sphere guide rail one end are set, and close the plate used with auxiliary positioning corresponding threaded holes
Formula positioning plate, internal screw thread location hole, auxiliary fastening bolt, and be arranged on board-like positioning plate and be used in combination with sphere guide rail
U-shaped support otic placode, and support otic placode with the auxiliary U-shaped that is used in combination of U-shaped support otic placode, and support otic placode with auxiliary U-shaped
Hand pressure board, the Sphere orientation plate being used in combination, wherein U-shaped support otic placode, auxiliary U-shaped support the junction of otic placode to be provided with
The threaded hole that is used in combination and by positioning fastening bolt positioning, the width dimensions of Sphere orientation plate are less than sphere guide rail width
Size.
The technical program, the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure, further includes setting
It sets in the intracorporal velocity sensor of ball, and the shell support base of open type transparent glass steel shell side is set, and be arranged in shell
Shell on body support base, and touching liquid-crystal display screen, single-chip microcontroller, the data transceiving unit, prewarning unit of setting inside the shell,
First lift adjustment cylinder, the second lift adjustment cylinder, velocity sensor, touching liquid-crystal display screen, data transceiving unit, early warning
Unit is connect with single-chip microcontroller respectively.
Compared with prior art, the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure of the utility model
Beneficial effect be: its design structure is reasonable, the lift adjustment component being used in combination and centrifugation presentation component, be able to achieve height
Effect, stable and accurately centrifugal force teaching demonstration operation increase interest in order to the ocular demonstration of teaching work, attract
The study attention of student, improves the quality of teaching, and the first lift adjustment cylinder, the second lift adjustment cylinder can be needed according to teaching
The lift in height for carrying out adaptability adjusts operation, guarantees the accuracy of observation of students, open type transparent glass steel shell is not only convenient for
Observation of students is also prevented from demonstration operation and sphere occurs and be detached from the appearance, highly-safe that sphere guide rail hurts student's phenomenon.
Detailed description of the invention
Fig. 1 is the structural representation of the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure of the utility model
Figure；
Fig. 2 is sphere, the ball of the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure of the utility model
The side structure schematic view of body guide rail；
Fig. 3 is the Sphere orientation of the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure of the utility model
The structural schematic diagram of component；
Wherein, serial number mark is as follows in figure: 1- bar shapeds base, 2- supporting leg, the first cylinder of 3- mounting base, 4- first are hollow fixed
Position set, the first lift adjustment of 5- cylinder, 6- third auxiliary connection location hole, the auxiliary connection of 7- first location hole, 8- first are assisted
Positioning bolt, the second cylinder of 9- mounting base, the hollow positioning sleeve of 10- second, the second lift adjustment of 11- cylinder, the auxiliary of 12- second connect
Connect location hole, 13- the 4th auxiliary connection location hole, the second auxiliary positioning of 14- bolt, 15- bar shaped support base, the first rail of 16-
Road support limit block, 17- the second track support limit block, the first threaded locating hole of 18-, the second threaded locating hole of 19-, 20-
One fastening bolt, the second fastening bolt of 21-, 22- open type transparent glass steel shell, 23- sphere guide rail, the first oblique support plate of 24-,
The second oblique support plate of 25-, 26- auxiliary positioning threaded hole, the board-like positioning plate of 27-, 28- internal screw thread location hole, 29- auxiliary fastening spiral shell
Bolt, 30-U shape support otic placode, 31- auxiliary U-shaped support otic placode, 32- Sphere orientation plate, 33- hand pressure board, 34- positioning fastening bolt,
35- velocity sensor, 36- shell support base, 37- shell, 38- liquid crystal display, 39- single-chip microcontroller, 40- data transceiving unit,
41- prewarning unit, 42- sphere, 43- semicircle sphere collect groove, the first auxiliary positioning of 44- nut, the second auxiliary positioning of 45-
Nut.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate.
Embodiment one
Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure as shown in Figure 1, Figure 2 and Figure 3, by going up and down
Component is adjusted, and the centrifugation presentation component composition being used in combination with lift adjustment component；Lift adjustment component, including bar shaped bottom
Seat 1, and the supporting leg 2 of 1 bottom of bar shapeds base is set, and is symmetricly set on the first cylinder mounting base at both ends in bar shapeds base 1
3, the second cylinder mounting base 9, and it is separately positioned on the first cylinder mounting base 3, the first lift adjustment in the second cylinder mounting base 9
Cylinder 5, the second lift adjustment cylinder 11, and it is separately positioned on the first lift adjustment cylinder 5,11 one end of the second lift adjustment cylinder
The first interior auxiliary connection auxiliary connection location hole 12 of location hole 7, second, and connection location hole 7, second is assisted with first respectively
The first hollow positioning sleeve 4, the second hollow positioning sleeve 10 that auxiliary connection location hole 12 is used in combination, and it is separately positioned on first
12 phase of location hole is connected in hollow positioning sleeve 4, the second hollow positioning sleeve 10 and with the first auxiliary connection auxiliary of location hole 7, second
The third auxiliary connection auxiliary connection location hole 13 of location hole the 6, the 4th being used cooperatively, and with the first auxiliary connection location hole 7, the
Three auxiliary connection location holes 6 the first auxiliary positioning bolt 8, the first auxiliary positioning nuts 44 that are used in combination, and with it is second auxiliary
The second auxiliary positioning bolt 14, second auxiliary for helping the connection auxiliary connection location hole 13 of location hole the 12, the 4th to be used in combination is fixed
Position nut 45；Be centrifuged presentation component, including be symmetricly set in bar shaped support base 15 the first track support limit block 16, the
Two track support limit blocks 17, and be arranged in bar shaped support base 15 and with the first track support limit block 16, the second track
The sphere guide rail 23 that support limit block 17 is used in combination, and the first screw thread being symmetricly set in 15 both ends of bar shaped support base
Location hole 18, the second threaded locating hole 19, and be used in combination with bar shaped support base 15 and by the first threaded locating hole 18,
The open type transparent glass steel shell 22 of second threaded locating hole 19 connection, wherein the both ends of open type transparent glass steel shell 22 are set
It is equipped with the through-hole being used in combination with the first threaded locating hole 18, the second threaded locating hole 19 and respectively by the first fastening bolt
20, the second fastening bolt 21 connects, and is arranged in open type transparent glass steel shell 22 and matches respectively with sphere guide rail 23
Using the first oblique support plate 24, the second oblique support plate 25, and the sphere 42 being used in combination with sphere guide rail 23, and it is arranged in ball
23 one end of body guide rail and the semicircle sphere being used in combination with sphere 42 collection groove 43；In first hollow positioning sleeve 4, second
Empty positioning sleeve 10 is symmetrically arranged at the bottom surface both ends of bar shaped support base 15.
Embodiment two
Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure as shown in Figure 1, Figure 2 and Figure 3, by going up and down
Component is adjusted, and the centrifugation presentation component composition being used in combination with lift adjustment component；Lift adjustment component, including bar shaped bottom
Seat 1, and the supporting leg 2 of 1 bottom of bar shapeds base is set, and is symmetricly set on the first cylinder mounting base at both ends in bar shapeds base 1
3, the second cylinder mounting base 9, and it is separately positioned on the first cylinder mounting base 3, the first lift adjustment in the second cylinder mounting base 9
Cylinder 5, the second lift adjustment cylinder 11, and it is separately positioned on the first lift adjustment cylinder 5,11 one end of the second lift adjustment cylinder
The first interior auxiliary connection auxiliary connection location hole 12 of location hole 7, second, and connection location hole 7, second is assisted with first respectively
The first hollow positioning sleeve 4, the second hollow positioning sleeve 10 that auxiliary connection location hole 12 is used in combination, and it is separately positioned on first
12 phase of location hole is connected in hollow positioning sleeve 4, the second hollow positioning sleeve 10 and with the first auxiliary connection auxiliary of location hole 7, second
The third auxiliary connection auxiliary connection location hole 13 of location hole the 6, the 4th being used cooperatively, and with the first auxiliary connection location hole 7, the
Three auxiliary connection location holes 6 the first auxiliary positioning bolt 8, the first auxiliary positioning nuts 44 that are used in combination, and with it is second auxiliary
The second auxiliary positioning bolt 14, second auxiliary for helping the connection auxiliary connection location hole 13 of location hole the 12, the 4th to be used in combination is fixed
Position nut 45；Be centrifuged presentation component, including be symmetricly set in bar shaped support base 15 the first track support limit block 16, the
Two track support limit blocks 17, and be arranged in bar shaped support base 15 and with the first track support limit block 16, the second track
The sphere guide rail 23 that support limit block 17 is used in combination, and the first screw thread being symmetricly set in 15 both ends of bar shaped support base
Location hole 18, the second threaded locating hole 19, and be used in combination with bar shaped support base 15 and by the first threaded locating hole 18,
The open type transparent glass steel shell 22 of second threaded locating hole 19 connection, wherein the both ends of open type transparent glass steel shell 22 are set
It is equipped with the through-hole being used in combination with the first threaded locating hole 18, the second threaded locating hole 19 and respectively by the first fastening bolt
20, the second fastening bolt 21 connects, and is arranged in open type transparent glass steel shell 22 and matches respectively with sphere guide rail 23
Using the first oblique support plate 24, the second oblique support plate 25, and the sphere 42 being used in combination with sphere guide rail 23, and it is arranged in ball
23 one end of body guide rail and the semicircle sphere being used in combination with sphere 42 collection groove 43；In first hollow positioning sleeve 4, second
Empty positioning sleeve 10 is symmetrically arranged at the bottom surface both ends of bar shaped support base 15, and is arranged in 23 one end bottom of sphere guide rail
Several auxiliary positioning threaded holes 26, and the board-like positioning plate 27, the internal screw thread that are used in combination with auxiliary positioning threaded hole 26
Location hole 28, auxiliary fastening bolt 29, and the U-shaped branch being used in combination on board-like positioning plate 27 and with sphere guide rail 23 is set
Otic placode 30 is supportted, and the auxiliary U-shaped being used in combination with U-shaped support otic placode 30 supports otic placode 31, and supports otic placode 31 with auxiliary U-shaped
Hand pressure board 33, the Sphere orientation plate 32 being used in combination, wherein U-shaped supports the connection of otic placode 30, auxiliary U-shaped support otic placode 31
Place is provided with the threaded hole being used in combination and is positioned by positioning fastening bolt 34, and the width dimensions of Sphere orientation plate 32 are less than
23 width dimensions of sphere guide rail.
Embodiment three
Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure as shown in Figure 1, Figure 2 and Figure 3, by going up and down
Component is adjusted, and the centrifugation presentation component composition being used in combination with lift adjustment component；Lift adjustment component, including bar shaped bottom
Seat 1, and the supporting leg 2 of 1 bottom of bar shapeds base is set, and is symmetricly set on the first cylinder mounting base at both ends in bar shapeds base 1
3, the second cylinder mounting base 9, and it is separately positioned on the first cylinder mounting base 3, the first lift adjustment in the second cylinder mounting base 9
Cylinder 5, the second lift adjustment cylinder 11, and it is separately positioned on the first lift adjustment cylinder 5,11 one end of the second lift adjustment cylinder
The first interior auxiliary connection auxiliary connection location hole 12 of location hole 7, second, and connection location hole 7, second is assisted with first respectively
The first hollow positioning sleeve 4, the second hollow positioning sleeve 10 that auxiliary connection location hole 12 is used in combination, and it is separately positioned on first
12 phase of location hole is connected in hollow positioning sleeve 4, the second hollow positioning sleeve 10 and with the first auxiliary connection auxiliary of location hole 7, second
The third auxiliary connection auxiliary connection location hole 13 of location hole the 6, the 4th being used cooperatively, and with the first auxiliary connection location hole 7, the
Three auxiliary connection location holes 6 the first auxiliary positioning bolt 8, the first auxiliary positioning nuts 44 that are used in combination, and with it is second auxiliary
The second auxiliary positioning bolt 14, second auxiliary for helping the connection auxiliary connection location hole 13 of location hole the 12, the 4th to be used in combination is fixed
Position nut 45；Be centrifuged presentation component, including be symmetricly set in bar shaped support base 15 the first track support limit block 16, the
Two track support limit blocks 17, and be arranged in bar shaped support base 15 and with the first track support limit block 16, the second track
The sphere guide rail 23 that support limit block 17 is used in combination, and the first screw thread being symmetricly set in 15 both ends of bar shaped support base
Location hole 18, the second threaded locating hole 19, and be used in combination with bar shaped support base 15 and by the first threaded locating hole 18,
The open type transparent glass steel shell 22 of second threaded locating hole 19 connection, wherein the both ends of open type transparent glass steel shell 22 are set
It is equipped with the through-hole being used in combination with the first threaded locating hole 18, the second threaded locating hole 19 and respectively by the first fastening bolt
20, the second fastening bolt 21 connects, and is arranged in open type transparent glass steel shell 22 and matches respectively with sphere guide rail 23
Using the first oblique support plate 24, the second oblique support plate 25, and the sphere 42 being used in combination with sphere guide rail 23, and it is arranged in ball
23 one end of body guide rail and the semicircle sphere being used in combination with sphere 42 collection groove 43；In first hollow positioning sleeve 4, second
Empty positioning sleeve 10 is symmetrically arranged at the bottom surface both ends of bar shaped support base 15, and is arranged in 23 one end bottom of sphere guide rail
Several auxiliary positioning threaded holes 26, and the board-like positioning plate 27, the internal screw thread that are used in combination with auxiliary positioning threaded hole 26
Location hole 28, auxiliary fastening bolt 29, and the U-shaped branch being used in combination on board-like positioning plate 27 and with sphere guide rail 23 is set
Otic placode 30 is supportted, and the auxiliary U-shaped being used in combination with U-shaped support otic placode 30 supports otic placode 31, and supports otic placode 31 with auxiliary U-shaped
Hand pressure board 33, the Sphere orientation plate 32 being used in combination, wherein U-shaped supports the connection of otic placode 30, auxiliary U-shaped support otic placode 31
Place is provided with the threaded hole being used in combination and is positioned by positioning fastening bolt 34, and the width dimensions of Sphere orientation plate 32 are less than
23 width dimensions of sphere guide rail, and the velocity sensor 35 being arranged in sphere 42, and be arranged in open type transparent glass steel shell
The shell support base 36 of 22 sides, and the shell 37 being arranged on shell support base 36, and the touch liquid being arranged in shell 37
Crystal display screen 38, single-chip microcontroller 39, data transceiving unit 40, prewarning unit 41, the first lift adjustment cylinder 5, the second lift adjustment
Cylinder 11, velocity sensor 35, touching liquid-crystal display screen 38, data transceiving unit 40, prewarning unit 41 respectively with single-chip microcontroller 39
Connection.
The physics teaching with efficient lifting adjusting structure of this constructive embodiment one or embodiment two or embodiment three from
Mental and physical efforts demonstration device, design structure is reasonable, the lift adjustment component being used in combination and centrifugation presentation component, be able to achieve efficiently,
Stable and accurately centrifugal force teaching demonstration operation increases interest in order to the ocular demonstration of teaching work, attracts student
Study attention, improve the quality of teaching, the first lift adjustment cylinder, the second lift adjustment cylinder can need to carry out according to teaching
The lift in height of adaptability adjusts operation, guarantees the accuracy of observation of students, open type transparent glass steel shell is not only convenient for student
Observation is also prevented from demonstration operation and sphere occurs and be detached from the appearance, highly-safe that sphere guide rail hurts student's phenomenon.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
It for art personnel, without departing from the principle of this utility model, can also make several improvements, these improvement also should be regarded as
The protection scope of the utility model.
Claims (3)
1. the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure, it is characterised in that: by lift adjustment component, and
The centrifugation presentation component composition being used in combination with lift adjustment component；The lift adjustment component, including bar shapeds base (1),
And the supporting leg (2) in bar shapeds base (1) bottom is set, and is symmetricly set on the first cylinder installation at both ends on bar shapeds base (1)
Seat (3), the second cylinder mounting base (9), and it is separately positioned on the first cylinder mounting base (3), the in the second cylinder mounting base (9)
One lift adjustment cylinder (5), the second lift adjustment cylinder (11), and it is separately positioned on the first lift adjustment cylinder (5), second liter
The first auxiliary connection location hole (7), the second auxiliary connection location hole (12) in falling tone displacements of cylinders (11) one end, and respectively with the
One auxiliary connects location hole (7), the first hollow positioning sleeve (4) that the second auxiliary connection location hole (12) is used in combination, second
Hollow positioning sleeve (10), and be separately positioned on the first hollow positioning sleeve (4), in the second hollow positioning sleeve (10) and with the first auxiliary
It is third auxiliary connection location hole (6) that connection location hole (7), the second auxiliary connection location hole (12) are used in combination, the 4th auxiliary
Connection location hole (13) is helped, and is used in combination with the first auxiliary connection location hole (7), third auxiliary connection location hole (6)
First auxiliary positioning bolt (8), the first auxiliary positioning nut (44), and assisted with the second auxiliary connection location hole (12), the 4th
The second auxiliary positioning bolt (14), the second auxiliary positioning nut (45) that connection location hole (13) is used in combination；The centrifugation
Presentation component, including be symmetricly set on bar shaped support base (15) the first track support limit block (16), the second track branch
Support limited block (17), and be arranged on bar shaped support base (15) and with the first track support limit block (16), the second track branch
The sphere guide rail (23) that limited block (17) are used in combination is supportted, and first be symmetricly set in bar shaped support base (15) both ends
Threaded locating hole (18), the second threaded locating hole (19), and be used in combination with bar shaped support base (15) and pass through the first spiral shell
The open type transparent glass steel shell (22) that line location hole (18), the second threaded locating hole (19) connect, wherein the transparent glass of open type
The both ends of glass steel shell (22) are provided with the through-hole being used in combination with the first threaded locating hole (18), the second threaded locating hole (19)
And it is connected respectively by the first fastening bolt (20), the second fastening bolt (21), and be arranged in open type transparent glass steel shell
(22) it is used in combination in and with sphere guide rail (23) the first oblique support plate (24), the second oblique support plate (25), Ji Yuqiu respectively
The sphere (42) that body guide rail (23) is used in combination, and be arranged in sphere guide rail (23) one end and be used in combination with sphere (42)
Semicircle sphere collect groove (43)；The first hollow positioning sleeve (4), the second hollow positioning sleeve (10) are symmetrically arranged
At the bottom surface both ends of bar shaped support base (15).
2. the physics teaching centrifugal force demonstration device according to claim 1 with efficient lifting adjusting structure, feature exist
In: the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure further includes being arranged in sphere guide rail (23) one
Hold several auxiliary positioning threaded holes (26) in bottom, and the board-like positioning being used in combination with auxiliary positioning threaded hole (26)
Plate (27), internal screw thread location hole (28), auxiliary fastening bolt (29), and be arranged on board-like positioning plate (27) and with sphere guide rail
(23) U-shaped support otic placode (30) being used in combination, and the auxiliary U-shaped support ear being used in combination with U-shaped support otic placode (30)
Plate (31), and the hand pressure board (33), the Sphere orientation plate (32) that are used in combination with auxiliary U-shaped support otic placode (31), wherein U-shaped
Support otic placode (30), the junction of auxiliary U-shaped support otic placode (31) is provided with the threaded hole being used in combination and by positioning tightly
The width dimensions of fixing bolt (34) positioning, Sphere orientation plate (32) are less than sphere guide rail (23) width dimensions.
3. the physics teaching centrifugal force demonstration device according to claim 1 or 2 with efficient lifting adjusting structure, feature
Be: the physics teaching centrifugal force demonstration device with efficient lifting adjusting structure further includes being arranged in sphere (42)
Velocity sensor (35), and the shell support base (36) in open type transparent glass steel shell (22) side is set, and is arranged in shell
Shell (37) on body support base (36), and the touching liquid-crystal display screen (38), single-chip microcontroller (39), the number that are arranged in shell (37)
According to Transmit-Receive Unit (40), prewarning unit (41), the first lift adjustment cylinder (5), the second lift adjustment cylinder (11), velocity pick-up
Device (35), touching liquid-crystal display screen (38), data transceiving unit (40), prewarning unit (41) are connect with single-chip microcontroller (39) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462677.7U CN209044981U (en) | 2018-09-07 | 2018-09-07 | Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821462677.7U CN209044981U (en) | 2018-09-07 | 2018-09-07 | Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209044981U true CN209044981U (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821462677.7U Expired - Fee Related CN209044981U (en) | 2018-09-07 | 2018-09-07 | Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure |
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| CN (1) | CN209044981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986607A (en) * | 2018-09-07 | 2018-12-11 | 邹亦凡 | Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure |
-
2018
- 2018-09-07 CN CN201821462677.7U patent/CN209044981U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108986607A (en) * | 2018-09-07 | 2018-12-11 | 邹亦凡 | Physics teaching centrifugal force demonstration device with efficient lifting adjusting structure |
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