CN206864042U - A kind of physics teaching spring force demonstration device - Google Patents
A kind of physics teaching spring force demonstration device Download PDFInfo
- Publication number
- CN206864042U CN206864042U CN201720525783.4U CN201720525783U CN206864042U CN 206864042 U CN206864042 U CN 206864042U CN 201720525783 U CN201720525783 U CN 201720525783U CN 206864042 U CN206864042 U CN 206864042U
- Authority
- CN
- China
- Prior art keywords
- horizontal base
- pulley
- drawstring
- spring
- spring force
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Abstract
The utility model discloses a kind of physics teaching spring force demonstration device for being capable of ocular demonstration spring force and its deformation relationship.Physics teaching spring force demonstration device, including support, horizontal base is provided with support, the upper surface of horizontal base is placed with sliding block, upper surface one end of horizontal base is fixed with baffle plate, experiment spring is provided with above horizontal base, the left end of experiment spring is fixed on baffle plate, the right-hand member of experiment spring is fixed in the left end face of sliding block, horizontal base upper surface below experiment spring is provided with graduation mark, first pulley is provided with above the horizontal base, second pulley, first drawstring, second drawstring, the physics teaching can carry out checking analysis with spring force demonstration device to spring force and the relation of its deformation, simultaneously student can be made to have one to get information about for the relation of spring force and its deformation, it is easy to student to understand, substantially increase efficiency of teaching.It is adapted to promote the use in teaching equipment field.
Description
Technical field
It the utility model is related to teaching equipment field, and in particular to a kind of physics teaching spring force demonstration device.
Background technology
In physics, many physical equations are dry as dust, and are not easy to remember, and student gets up not feeling emerging even more in study
Interest.Teaching aid a kind of instrument, can be very good to have transferred the interest of Students ' Learning physical knowledge as a kind of model.Taught in physics
In, run into when carrying out spring force experiment, it is necessary to describe the relation of spring force and its deformation, and current course is said
Specific utensil is had no in solution for demonstrating, to be typically required teacher and be write on blackboard to explain, student is without one
It is individual to get information about, it is impossible to visually demonstrated, the understanding effect of anticipation only can not be intuitively reached from pictograph, because
This also reduces efficiency of teaching.
Utility model content
Technical problem to be solved in the utility model is to provide one kind being capable of ocular demonstration spring force and its deformation pass
The physics teaching of system spring force demonstration device.
Technical scheme is used by the utility model solves above-mentioned technical problem：The physics teaching is demonstrated with spring force
Device, including support, horizontal base are provided with the support, the upper surface of the horizontal base is smooth horizontal plane, described
The upper surface of horizontal base is placed with sliding block, and upper surface one end of the horizontal base is fixed with baffle plate, on the horizontal base
Side is provided with experiment spring, and the left end of the experiment spring is fixed on baffle plate, and the right-hand member for testing spring is fixed on a left side for sliding block
On side end face, the horizontal base upper surface below the experiment spring is provided with graduation mark, and the top of the horizontal base is set
There are first pulley, second pulley, the first drawstring, the second drawstring, the first pulley is fixed on second pulley by support
The upper surface of horizontal base, the first pulley are arranged on the right side of sliding block, and the second pulley is arranged on the left side of baffle plate, and
First pulley, baffle plate, experiment spring, sliding block, second pulley are located on the same line, and one end of first drawstring is fixed on
In its right end face of sliding block, the other end of the first drawstring is hung with the first water container, institute in its termination after bypassing first pulley
The one end for stating the second drawstring is fixed in the left end face of sliding block, and the other end of the first drawstring initially passes through baffle plate and slided further around crossing second
The second water container is hung with its termination after wheel, the first drawstring, the second drawstring above horizontal base are and horizontal base
The upper surface of seat is parallel to each other, storage tank is provided with below the horizontal base, the water outlet of the storage tank is connected with
Water outlet main pipe, water pump is provided with the water outlet main pipe, the end of the water outlet main pipe is connected with the first exit branch and second
Exit branch, the end of first exit branch extend to the bottom of the first water container, and the first exit branch and first
Gap between the inwall of water container be present, the first stop valve, the second water outlet branch are provided with first exit branch
The end of pipe extends to the bottom of the second water container, and between existing between the inwall of the second exit branch and the second water container
Gap, the second stop valve is provided with second exit branch.
It is further that the first dynamometer is provided with first drawstring, the second survey is provided with second drawstring
Power meter.
It is further that the surface of the first pulley, the surface of second pulley are provided with crossed beam trunking.
It is further to be provided with level meter on the horizontal base.
It is further to be provided with levelling device on the support.
It is further sleeve of the levelling device including screw rod, the lower surface for being fixed on horizontal base, the screw rod
Upper end insertion sleeve in, the lower end of the screw rod is fixed on support by bearing, and rotating disk is fixed with the screw rod.
The beneficial effects of the utility model：The physics teaching with spring force demonstration device in physics teaching, can be directly perceived
Demonstration spring force and its deformation relation, when carrying out spring elongation experiment, only need to open the first stop valve, water pump, pass
Close the second stop valve, the water in storage tank enters the first water container along water outlet main pipe, the first exit branch, is filled with water with first
Water in container gradually increases, and its gravity gradually increases, and then pulls the movement of the first drawstring, and the movement of the first drawstring can band movable slider
Slide to the right, sliding block, which moves right, will test spring elongation, and the length that experiment spring is stretched can be straight according to the first graduation mark
Reading is connect, the gravity of the first water container can be measured by dynamometry, and the gravity of the first water container is the bullet for testing spring
It power, when carrying out spring-compressed experiment, only need to open the second stop valve, water pump, close the first stop valve, the water edge in storage tank
Water outlet main pipe, the second exit branch enter the second water container, as the water in the second water container gradually increases, its gravity by
It is cumulative big, and then the movement of the second drawstring is pulled, the second drawstring movement meeting band movable slider is slided to the left, and sliding block, which is moved to the left, to test
Spring-compressed, the length that experiment spring is compressed can directly be read according to the first graduation mark, and the gravity of the second water container can
To be measured by dynamometry, the gravity of the second water container is the elastic force for testing spring, can be with to spring by above-mentioned data
Elastic force and the relation of its deformation carry out checking analysis, while student can be made to have one for spring force and the relation of its deformation
Get information about, be easy to student to understand, substantially increase efficiency of teaching.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model physics teaching spring force demonstration device；
Description of reference numerals：Support 1, horizontal base 2, sliding block 3, baffle plate 4, experiment spring 5, level meter 6, first pulley
7th, second pulley 8, the first drawstring 9, the second drawstring 10, the first water container 11, the second water container 12, storage tank 13, water outlet
Supervisor 14, water pump 15, the first exit branch 16, the second exit branch 17, the first stop valve 18, the second stop valve 19, first are surveyed
Power meter 20, the second dynamometer 21, levelling device 22, screw rod 2201, sleeve 2202, rotating disk 2203.
Embodiment
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
As shown in figure 1, physics teaching spring force demonstration device, including support 1, level is provided with the support 1
Base 2, the upper surface of the horizontal base 2 is smooth horizontal plane, and the upper surface of the horizontal base 2 is placed with sliding block 3, institute
The upper surface one end for stating horizontal base 2 is fixed with baffle plate 4, and the top of horizontal base 2 is provided with experiment spring 5, the experiment
The left end of spring 5 is fixed on baffle plate 4, and the right-hand member of experiment spring 5 is fixed in the left end face of sliding block 3, the experiment spring 5
The upper surface of horizontal base 2 of lower section is provided with graduation mark, and the top of the horizontal base 2 is provided with first pulley 7, second pulley
8th, the first drawstring 9, the second drawstring 10, the first pulley 7 are fixed on the upper of horizontal base 2 with second pulley 8 by support 1
Surface, the first pulley 7 are arranged on the right side of sliding block 3, and the second pulley 8 is arranged on the left side of baffle plate 4, and first pulley
7th, baffle plate 4, experiment spring 5, sliding block 3, second pulley are located on the same line, and one end of first drawstring 9 is fixed on cunning
In its right end face of block 3, the other end of the first drawstring 9 is hung with the first water container 11 in its termination after bypassing first pulley 7,
One end of second drawstring 10 is fixed in the left end face of sliding block 3, the other end of the first drawstring 9 initially pass through baffle plate 4 further around
The second water container 12 is hung with its termination after crossing second pulley 8, the first drawstring 9, second above horizontal base 2
Drawstring 10 is parallel to each other with the upper surface of horizontal base 2, and the lower section of the horizontal base 2 is provided with storage tank 13, the storage
The water outlet of water tank 13 is connected with water outlet main pipe 14, and water pump 15, the water outlet main pipe 14 are provided with the water outlet main pipe 14
End be connected with the first exit branch 16 and the second exit branch 17, the end of first exit branch 16 extends to first
The bottom of water container 11, and gap between the inwall of the first exit branch 16 and the first water container 11 be present, described first
The first stop valve 18 is provided with exit branch 16, the end of second exit branch 17 extends to the second water container 12
Bottom, and gap between the inwall of the second exit branch 17 and the second water container 12 be present, on second exit branch 17
It is provided with the second stop valve 19.The physics teaching in physics teaching, can intuitively demonstrate spring with spring force demonstration device
Elastic force and the relation of its deformation, when carrying out spring elongation experiment, the first stop valve 18, water pump 15 need to be only opened, closes second
Stop valve 19, the water in storage tank 13 enter the first water container 11 along water outlet main pipe 14, the first exit branch 16, with the
Water in one water container 11 gradually increases, and its gravity gradually increases, and then pulls the first drawstring 9 to move, and the first drawstring 9 moves
It can be slided to the right with movable slider 3, sliding block 3, which moves right, stretches experiment spring 5, and the length that experiment spring 5 is stretched can root
Directly read according to the first graduation mark, the gravity of the first water container 11 can be measured by dynamometry, the first water container 11
Gravity is the elastic force for testing spring 5, when carrying out spring-compressed experiment, only need to open the second stop valve 19, water pump 15, closing the
One stop valve 18, the water in storage tank 13 enter the second water container 12 along water outlet main pipe 14, the second exit branch 17, with the
Water in two water containers 12 gradually increases, and its gravity gradually increases, and then pulls the second drawstring 10 to move, and the second drawstring 10 moves
It is dynamic can band movable slider 3 slide to the left, sliding block 3, which is moved to the left, compresses experiment spring 5, and the length that experiment spring 5 is compressed can be with
Directly read according to the first graduation mark, the gravity of the second water container 12 can be measured by dynamometry, the second water container 12
Gravity be the elastic force for testing spring 5, checking point can be carried out with the relation to spring force and its deformation by above-mentioned data
Analysis, while student can be made to have one to get information about for the relation of spring force and its deformation, it is easy to student to understand, significantly
Improve efficiency of teaching.
In order to directly quickly draw the gravity size of the first water container 11 or the second water container 12, described first draws
The first dynamometer 20 is provided with rope 9, the second dynamometer 21 is provided with second drawstring 10.
In order to ensure the steady not wire jumper of movement of the first drawstring 9, the second drawstring 10, the surface of the first pulley 7, second
The surface of pulley is provided with crossed beam trunking.
In order to ensure the degree of accuracy of experimental teaching, the levelness of horizontal base 2 need to be guaranteed, in order to facilitate detection level
The levelness of base 2, level meter 6 is provided with the horizontal base 2.In addition, it is provided with levelling device 22 on the support 1.
In order to facilitate the levelness of adjustment horizontal base 2, the levelling device 22 includes screw rod 2201, is fixed under horizontal base 2
The sleeve 2202 on surface, in the upper end insertion sleeve 2202 of the screw rod 2201, the lower end of the screw rod 2201 is consolidated by bearing
It is scheduled on support 1, rotating disk 2203 is fixed with the screw rod 2201.In leveling, rotating disk 2203 only need to be rotated, is operated
Come very convenient.
Claims (6)
- A kind of 1. physics teaching spring force demonstration device, it is characterised in that：Including support (1), it is provided with the support (1) Horizontal base (2), the upper surface of the horizontal base (2) is smooth horizontal plane, and the upper surface of the horizontal base (2) is placed There is sliding block (3), upper surface one end of the horizontal base (2) is fixed with baffle plate (4), is provided with above the horizontal base (2) Spring (5) is tested, the left end of the experiment spring (5) is fixed on baffle plate (4), and the right-hand member of experiment spring (5) is fixed on sliding block (3) in left end face, horizontal base (2) upper surface below the experiment spring (5) is provided with graduation mark, the horizontal base First pulley (7), second pulley (8), the first drawstring (9), the second drawstring (10) are provided with above seat (2), described first slides Wheel (7) is fixed on the upper surface of horizontal base (2) with second pulley (8) by support (1), and the first pulley (7) is set On the right side of sliding block (3), the second pulley (8) is arranged on the left side of baffle plate (4), and first pulley (7), baffle plate (4), experiment Spring (5), sliding block (3), second pulley are located on the same line, and one end of first drawstring (9) is fixed on sliding block (3) In its right end face, the other end of the first drawstring (9) is hung with the first water container around after first pulley (7) in its termination (11), one end of second drawstring (10) is fixed in the left end face of sliding block (3), and the other end of the first drawstring (9) is first worn Baffle plate (4) is crossed further around being hung with the second water container (12) in its termination after crossing second pulley (8), on horizontal base (2) The first drawstring (9), the second drawstring (10) of side are parallel to each other with the upper surface of horizontal base (2), the horizontal base (2) Lower section is provided with storage tank (13), and the water outlet of the storage tank (13) is connected with water outlet main pipe (14), the water outlet main pipe (14) water pump (15) is provided with, the end of the water outlet main pipe (14) is connected with the first exit branch (16) and the second water outlet branch Manage (17), the end of first exit branch (16) extends to the bottom of the first water container (11), and the first exit branch (16) gap between the inwall of the first water container (11) be present, the first cut-off is provided with first exit branch (16) Valve (18), the end of second exit branch (17) extend to the bottom of the second water container (12), and the second exit branch (17) gap between the inwall of the second water container (12) be present, the second cut-off is provided with second exit branch (17) Valve (19).
- 2. physics teaching as claimed in claim 1 spring force demonstration device, it is characterised in that：On first drawstring (9) The first dynamometer (20) is provided with, the second dynamometer (21) is provided with second drawstring (10).
- 3. physics teaching as claimed in claim 2 spring force demonstration device, it is characterised in that：The first pulley (7) Surface, the surface of second pulley are provided with crossed beam trunking.
- 4. physics teaching as claimed in claim 3 spring force demonstration device, it is characterised in that：On the horizontal base (2) It is provided with level meter (6).
- 5. physics teaching as claimed in claim 4 spring force demonstration device, it is characterised in that：Set on the support (1) There is levelling device (22).
- 6. physics teaching as claimed in claim 5 spring force demonstration device, it is characterised in that：The levelling device (22) Sleeve (2202) including screw rod (2201), the lower surface for being fixed on horizontal base (2), the upper end insertion of the screw rod (2201) In sleeve (2202), the lower end of the screw rod (2201) is fixed on support (1) by bearing, fixed on the screw rod (2201) There is rotating disk (2203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720525783.4U CN206864042U (en) | 2017-05-11 | 2017-05-11 | A kind of physics teaching spring force demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720525783.4U CN206864042U (en) | 2017-05-11 | 2017-05-11 | A kind of physics teaching spring force demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206864042U true CN206864042U (en) | 2018-01-09 |
Family
ID=60824018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720525783.4U Expired - Fee Related CN206864042U (en) | 2017-05-11 | 2017-05-11 | A kind of physics teaching spring force demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206864042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164262A (en) * | 2019-06-04 | 2019-08-23 | 华北水利水电大学 | A kind of physics teaching spring force demonstration equipment |
-
2017
- 2017-05-11 CN CN201720525783.4U patent/CN206864042U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164262A (en) * | 2019-06-04 | 2019-08-23 | 华北水利水电大学 | A kind of physics teaching spring force demonstration equipment |
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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: 20180109 Termination date: 20190511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |