CN206726584U - A kind of different drops and gravitional force apparatus for demonstrating under quality - Google Patents
A kind of different drops and gravitional force apparatus for demonstrating under quality Download PDFInfo
- Publication number
- CN206726584U CN206726584U CN201720360594.6U CN201720360594U CN206726584U CN 206726584 U CN206726584 U CN 206726584U CN 201720360594 U CN201720360594 U CN 201720360594U CN 206726584 U CN206726584 U CN 206726584U
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- China
- Prior art keywords
- impact
- plate
- coaster
- gravitional force
- force apparatus
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- 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.)
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Abstract
A kind of different drops and gravitional force apparatus for demonstrating under quality, include base, impact coaster, support bar, heavy ball and supporting plate, the front end of base is vertically installed with support bar, post upper integrally connected is provided with supporting plate, impact fixed plate top is provided with guide plate, base upper surface is provided with embedded slide rail, impact coaster is provided with embedded slide rail, guide plate on embedded slide rail with being provided with Contact plate, buffer spring is fixedly installed between Contact plate and impact fixed plate, fixed pulley is fixedly installed on base between impact fixed plate and support bar, the both ends of supporting plate are also respectively arranged with fixed pulley, it is provided with connecting rope to impact on coaster, connecting rope is connected with heavy ball.A kind of different drops described in the utility model and gravitional force apparatus for demonstrating under quality, reasonable in design, easy to operate, good demonstration effect is visual in image, mitigates the explanation difficulty of teacher, is easy to student to understand, lifts learning interest, improves the quality of teaching.
Description
Technical field
It the utility model is related to teaching aid, more particularly to a kind of different drops and gravitional force apparatus for demonstrating under quality.
Background technology
Object by what is elevated and have due to that can be called gravitional force.It is the popularization of the gravitational potential energy under special case, is
Object is under gravity and with the energy determined by locus, and size is with determining the reference selected by its locus
Point is relevant.Gravitional force of the object at the point of space, which is equal to, makes object move to reference point from the point（That is a specified level face）
Shi Chongli institutes work.The size of object gravitional force is by the earth to object in the gravitation size and the earth of object and ground
Relative position determines.Mass of object is bigger, position is higher, acting ability is bigger, and the gravitional force that object has is more.Certain
It is exactly that quality is bigger, and gravitional force is bigger when the timing of height one in degree；The timing of quality one, higher, the gravitational potential of height
Can be bigger.Because this physical concept is more abstract, teacher is very laborious in explanation, and not vivid enough, directly perceived, students are difficult to
Understand, reduce learning interest, have a strong impact on quality of instruction.
Utility model content
The purpose of this utility model is, in place of overcome the deficiencies in the prior art, there is provided under a kind of different drops and quality
Gravitional force apparatus for demonstrating, reasonable in design, easy to operate, good demonstration effect is visual in image, mitigates the explanation difficulty of teacher, just
Understand in student, lift learning interest, improve the quality of teaching.
A kind of different drops described in the utility model and gravitional force apparatus for demonstrating under quality, include base, impact
Coaster, support bar, heavy ball and supporting plate, the front end of base are vertically installed with support bar, and post upper integrally connected is provided with
Supporting plate, described support bar are bar structure in pipe, and the position on described base close to support bar is provided with impact fixed plate,
Impact fixed plate top is provided with guide plate, is provided with scale on guide plate, in base upper surface, impacts behind fixed plate,
To base rear end be extended have embedded slide rail, impact coaster is provided with embedded slide rail, be provided with guide plate with it is embedding
Enter the corresponding chute of formula slide rail, the Contact plate that can be slid back and forth, Contact plate and punching are provided with chute and embedded slide rail
Hit between fixed plate and be fixedly installed buffer spring, the bottom of Contact plate and impact fixed plate is respectively arranged with correspondence with each other logical
Hole, is fixedly installed fixed pulley on the base impacted between fixed plate and support bar, and it is fixed that the both ends of supporting plate are also respectively arranged with
Pulley, upper bracket is provided between two fixed pulleys on described supporting plate, is provided with upper bracket and extends anteriorly out support
The support arm of plate plate face, described support arm front end are provided with connecting rod, the both ends of connecting rod be movably connected with vertically to
Under jig arm, two jig arm are connected with back-moving spring close to the position of upper end, and the bottom of jig arm has been wholely set grab bucket, institute
The opening for two grab buckets stated is relative, and use of working in coordination, described heavy ball is placed in grab bucket, and it is the company of being provided with to impact on coaster
Splicing, one end of described connecting rope are connected with impact coaster, and its other end is through Contact plate and impacts the logical of fixed plate bottom
Hole, pass sequentially through fixed pulley and be connected with heavy ball.
A kind of different drops described in the utility model and gravitional force apparatus for demonstrating under quality, reasonable in design, operation side
Just, good demonstration effect, it is visual in image, mitigate the explanation difficulty of teacher, be easy to student to understand, lift learning interest, improve teaching
Quality.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of a kind of different drops described in the utility model and gravitional force apparatus for demonstrating under quality
Figure.
Accompanying drawing 2 is a kind of different drops described in the utility model with gravitional force apparatus for demonstrating jig arm under quality and being connected
The connection diagram of bar.
Accompanying drawing 3 is a kind of different drops described in the utility model and gravitional force apparatus for demonstrating impact coaster under quality
Structural representation.
1-base 2-embedded slide rail 3-impact coaster 4-Contact plate, 5-guide plate, 6-buffering elastic
Spring 7-9-support bar of impact 8-fixed pulley of fixed plate 10-11-heavy ball of grab bucket, 12-gripping arm 13-
Brace 14-upper bracket, 15-supporting plate, 16-back-moving spring, 17-connecting rod, 18-rocking arm, 19-rotating disk
20-dowel hole.
Embodiment
Referring now to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, in conjunction with specific embodiments, it is described as follows：Under a kind of different drops and quality
Gravitional force apparatus for demonstrating, include base 1, impact coaster 3, support bar 9, heavy ball 11 and supporting plate 15, the front end of base 1 and hang down
Straight to be provided with support bar 9, the upper end integrally connected of support bar 9 is provided with supporting plate 15, and described support bar 9 is bar structure in pipe,
Its underpart body upper end is provided with bolt robust means, can be by bolt, fixed upper bar body position.Described base 1
The upper position close to support bar 9 is provided with impact fixed plate 7, and impact fixed plate 7 top is provided with guide plate 5, described impact
The bottom of fixed plate 7 is fixedly connected with base 1, and its top is fixedly connected with guide plate 5, scale is provided with guide plate 5, the bottom of at
1 upper surface of seat, impacts behind fixed plate 7, and being extended to the rear end of base 1 has embedded slide rail 2, is set on embedded slide rail 2
Impact coaster 3 is equipped with, the chute corresponding with embedded slide rail 2 is provided with guide plate 5, on chute and embedded slide rail 2
The Contact plate 4 that can be slid back and forth is provided with, the described top of Contact plate 4 is arranged in chute by T-shaped fixture block, Contact plate 4
Bottom is arranged on embedded slide rail 2 by the sheave of setting.Buffering is fixedly installed between Contact plate 4 and impact fixed plate 7
The bottom of spring 6, Contact plate 4 and impact fixed plate 7 is respectively arranged with through hole in correspondence with each other, impact fixed plate 7 and support bar 9
Between base 1 on be fixedly installed fixed pulley 8, the both ends of supporting plate 15 are also respectively arranged with fixed pulley, in described support
Upper bracket 14 is provided with plate 15 between two fixed pulleys, described upper bracket 14 is fixedly connected with supporting plate 15, upper bracket 14
On be provided with the support arm 13 for extending anteriorly out the plate face of supporting plate 15, the described front end of support arm 13 is provided with connecting rod 17, institute
The connecting rod 17 stated is wholely set with support arm 13, and the both ends of connecting rod 17 are movably connected with jig arm 12 straight down,
Fixed otic placode is wholely set in described jig arm 12, jig arm 12 is hinged by fixed otic placode with connecting rod, and two jig arm 12 are leaned on
The position of nearly upper end is connected with back-moving spring 16, and the bottom of jig arm 12 has been wholely set grab bucket 10, and described grab bucket 10 is
Hemispheroidal structure, the openings of described two grab buckets are relative, use of working in coordination, and described heavy ball is put 11 and put in grab bucket,
It is provided with connecting rope on impact coaster 3, one end of described connecting rope is connected with impact coaster 3, and its other end passes through Contact plate 4
With the through hole of impact fixed plate 7 bottom, pass sequentially through fixed pulley and be connected with heavy ball 11, described heavy ball 11 has been wholely set connection
Ring body, one end of connecting rope are connected with spring carrier arm, and described spring carrier arm is relieving ring of the prior art, described connection
Rope by spring carrier arm and is connected ring body interconnection with heavy ball 11, if described heavy ball 11 can have dry mass different
Model, needed to select the heavy ball 11 of respective quality according to demonstration.
Further, described impact coaster 3 is the structure of inner hollow, impacts a side wall at the inside center of coaster 3
On be provided with a bearing, be provided with a through hole in its opposite side side wall, be provided with bearing pin in the bearing and through hole, on bearing pin
A rotating disk 19 is fixedly installed, described bearing pin one end is stretched out the side wall of impact coaster 3 by the through hole in side wall, extends to car body
Outside forms a rocking arm 18, and the end of the rocking arm 18 is provided with pin-and-hole, be provided with the side wall of impact coaster 3 adjacent thereto with
Its corresponding dowel hole 20, described dowel hole 20 are several, are circumferentially successively set on the impact side wall of coaster 3
On, in the pin-and-hole of the end of rocking arm 18 activity be inserted with shop bolt, by the cooperation of shop bolt and dowel hole 20, to rocking arm
18 progress positions are fixed.Described rotating disk 19 can follow bearing pin to rotate on bearing pin, and kinking is provided with the disk body of rotating disk 19
Groove, the front end of the impact coaster 3 are provided with lacing hole, and the connecting rope is wrapped in the kinking groove on rotating disk 19 through lacing hole
It is interior.
Further, it is provided with fixing sucking disk on the bottom surface of base 1.
A kind of different drops described in the utility model and gravitional force apparatus for demonstrating under quality, reasonable in design, operation side
Just, good demonstration effect, it is visual in image, mitigate the explanation difficulty of teacher, be easy to student to understand, lift learning interest, improve teaching
Quality.
Claims (10)
1. a kind of different drops and gravitional force apparatus for demonstrating under quality, include base（1）, impact coaster（3）, support bar
（9）, heavy ball（11）And supporting plate（15）, it is characterised in that：Base（1）Front end be vertically installed with support bar（9）, support bar
（9）Upper end integrally connected is provided with supporting plate（15）, described support bar（9）For bar structure in pipe, described base（1）On lean on
Nearly support bar（9）Position be provided with impact fixed plate（7）, impact fixed plate（7）Top is provided with guide plate（5）, guide plate
（5）On be provided with scale, in base（1）Upper surface, impact fixed plate（7）Behind, to base（1）Rear end be extended have it is embedding
Enter formula slide rail（2）, embedded slide rail（2）On be provided with impact coaster（3）, guide plate（5）On be provided with and embedded slide rail（2）
Corresponding chute, in chute and embedded slide rail（2）On be provided with the Contact plate that can be slid back and forth（4）, Contact plate（4）With punching
Hit fixed plate（7）Between be fixedly installed buffer spring（6）, Contact plate（4）With impact fixed plate（7）Bottom be respectively arranged with
Through hole in correspondence with each other, impact fixed plate（7）With support bar（9）Between base（1）On be fixedly installed fixed pulley（8）, hold
Supporting plate（15）Both ends be also respectively arranged with fixed pulley, in described supporting plate（15）Branch is provided between upper two fixed pulleys
Frame（14）, upper bracket（14）On be provided with and extend anteriorly out supporting plate（15）The support arm of plate face（13）, described support arm
（13）Front end is provided with connecting rod（17）, connecting rod（17）Both ends be movably connected with jig arm straight down（12）, two
Individual jig arm（12）Back-moving spring is connected with close to the position of upper end（16）, jig arm（12）Bottom be wholely set grab bucket
（10）, the opening of two described grab buckets is relative, use of working in coordination, described heavy ball（11）It is placed in grab bucket, impact is slided
Car（3）Upper system is provided with connecting rope, one end and the impact coaster of described connecting rope（3）Connection, its other end pass through Contact plate（4）
With impact fixed plate（7）The through hole of bottom, pass sequentially through fixed pulley and be connected with heavy ball（11）.
2. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Impact coaster（3）For the structure of inner hollow, coaster is impacted（3）Inside center at be provided with a bearing in a side wall, its
A through hole is provided with opposite side side wall, bearing pin is provided with the bearing and through hole, a rotating disk is fixedly installed on bearing pin
（19）, impact coaster is stretched out in described bearing pin one end by the through hole in side wall（3）Side wall, extend on the outside of car body and form one and shake
Arm（18）, the rocking arm（18）End be provided with pin-and-hole, impact coaster adjacent thereto（3）It is provided with corresponding thereto in side wall
The dowel hole answered（20）, rocking arm（18）Activity is inserted with shop bolt, described rotating disk in the pin-and-hole of end（19）Can be
Bearing pin is followed to rotate on bearing pin, rotating disk（19）Disk body on be provided with kinking groove, the impact coaster（3）Front end be provided with and wear
Cord hole, the connecting rope are wrapped in rotating disk through lacing hole（19）On kinking groove in.
3. a kind of different drops according to claim 2 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Dowel hole（20）For several, impact coaster is circumferentially successively set on（3）In side wall.
4. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Heavy ball（11）Connection ring body is wholely set, one end of connecting rope is connected with spring carrier arm, and described spring carrier arm is existing
Relieving ring in technology, described connecting rope and heavy ball（11）Interconnected by spring carrier arm and connection ring body.
5. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Support bar（9）Lower pipe body upper end be provided with bolt robust means, can be by bolt, fixed upper bar body position.
6. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Contact plate（4）Top is arranged in chute by T-shaped fixture block, Contact plate（4）Bottom is arranged in embedding by the sheave of setting
Enter formula slide rail（2）On.
7. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Jig arm（12）On be wholely set fixed otic placode, jig arm（12）It is hinged by fixed otic placode with connecting rod.
8. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Grab bucket（10）For hemispheroidal structure.
9. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：It is described
Heavy ball（11）If there can be the different model of dry mass, needed to select the heavy ball of respective quality according to demonstration（11）.
10. a kind of different drops according to claim 1 and gravitional force apparatus for demonstrating under quality, it is characterised in that：Institute
The base stated（1）Bottom surface on be provided with fixing sucking disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360594.6U CN206726584U (en) | 2017-04-07 | 2017-04-07 | A kind of different drops and gravitional force apparatus for demonstrating under quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360594.6U CN206726584U (en) | 2017-04-07 | 2017-04-07 | A kind of different drops and gravitional force apparatus for demonstrating under quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206726584U true CN206726584U (en) | 2017-12-08 |
Family
ID=60503054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720360594.6U Expired - Fee Related CN206726584U (en) | 2017-04-07 | 2017-04-07 | A kind of different drops and gravitional force apparatus for demonstrating under quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206726584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933000A (en) * | 2020-08-18 | 2020-11-13 | 安庆师范大学 | Combined mechanical arm of force mechanical kinetic energy demonstrator |
-
2017
- 2017-04-07 CN CN201720360594.6U patent/CN206726584U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933000A (en) * | 2020-08-18 | 2020-11-13 | 安庆师范大学 | Combined mechanical arm of force mechanical kinetic energy demonstrator |
| CN111933000B (en) * | 2020-08-18 | 2021-12-03 | 安庆师范大学 | Combined mechanical arm of force mechanical kinetic energy demonstrator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180407 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |