CN107305752A - A kind of demonstration instrument for teaching for detecting conductor insulation - Google Patents
A kind of demonstration instrument for teaching for detecting conductor insulation Download PDFInfo
- Publication number
- CN107305752A CN107305752A CN201610246765.2A CN201610246765A CN107305752A CN 107305752 A CN107305752 A CN 107305752A CN 201610246765 A CN201610246765 A CN 201610246765A CN 107305752 A CN107305752 A CN 107305752A
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- China
- Prior art keywords
- pillar
- metal bar
- teaching
- demonstration instrument
- conductor insulation
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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
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/182—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for components
-
- 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
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/187—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for measuring instruments
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
- Computational Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Instructional Devices (AREA)
Abstract
A kind of demonstration instrument for teaching for detecting conductor insulation, belongs to teaching aid technical field.The demonstration instrument for teaching includes insulator foot, detection means, switch, apparatus for demonstrating and battery, the detection means includes the first pillar, second pillar, fixing bolt, level board, first metal bar, second metal bar, rotating handles, first pillar and second pillar are fixedly mounted on the insulator foot, the level board is arranged between first pillar and second pillar, first column upper section is provided with first metal bar, second column upper section is provided with second metal bar, second metal bar is provided with the rotating handles, the demonstration instrument for teaching overall dimensions are adapted to teacher and used with hall, the experimental principle of conductor insulation just vividly can be intuitively demonstrated to student on classroom, student is set to grasp the knowledge point rapidly in a short time.
Description
Technical field
A kind of demonstration instrument for teaching for detecting conductor insulation, belongs to teaching aid technical field.Specifically related to one
Plant physical teaching aid for middle school.
Background technology
In the prior art, the teaching of conductor insulation can only acquire theory from textbook in physics on middle school classroom
Knowledge, from theory to theory, Description of Knowledge point is vague and general, not directly perceived, and student is not readily understood and remembers.Less
It can motivate students' interest in learning, be unfavorable for student and grasp physical knowledge rapidly, not yet having at present can be directly perceived
Reflect the theoretical demonstration instrument.
The content of the invention
In order to effectively solve the knowledge that student image specifically learns conductor insulation, the present invention provides a kind of inspection
Survey the demonstration instrument for teaching of conductor insulation.
The present invention is achieved by the following technical solutions：
A kind of demonstration instrument for teaching for detecting conductor insulation, the demonstration instrument for teaching includes insulator foot, detection
Device, switch, apparatus for demonstrating and battery, the insulator foot are provided with the detection means, the insulation
Base is provided with the apparatus for demonstrating, and the insulator foot is provided with battery, and the detection means includes first
Pillar, the second pillar, fixing bolt, level board, the first metal bar, the second metal bar, rotating handles,
First pillar and second pillar are fixedly mounted on the insulator foot, and the level board is arranged on
Between first pillar and second pillar, first column upper section is provided with first metal bar,
Second column upper section is provided with second metal bar, and second metal bar is provided with rotating handles.
Further improved as of the invention, first metal bar and the second metal bar level are relative respectively
Installed in first pillar and the second pillar, first metal bar and second metal bar pass through respectively
Screwed hole connects first pillar and second pillar, the level board and the first pillar and the second pillar
The both sides being close the first sliding block and the second sliding block, first pillar and second pillar are set respectively
The relative inner side of level is set and first sliding block and the adaptable chute of the second sliding block.
Further improved as of the invention, the chute of first pillar is with first pillar relative to chute
Another side simultaneously leads in being, described fixing bolt size is more than the size of the first pillar chute,
The fixing bolt is to be threadedly coupled with first sliding block.Second metal bar away from the first pillar one
End is provided with the rotating handles, first metal bar and second metal bar and first pillar and institute
It is threaded connection respectively to state the second pillar.
Further improved as of the invention, the detection means, the apparatus for demonstrating, the battery are by leading
Line is sequentially connected, and described apparatus for demonstrating includes but is not limited to the one of ammeter, liquid crystal board and electrolyzer device
Plant or multiple combinations.
The usefulness of the invention is：
1st, the suitable teacher of the demonstration instrument for teaching overall dimensions is used with hall, and just can be vividly on classroom give is learned
The experimental principle of raw demonstration conductor insulation, allows student to grasp the knowledge point rapidly in a short time.
2nd, in actual teaching demonstration, the electric conductivity of variously-shaped material can be tested, the teaching demonstration
Second metal bar of instrument be provided with rotating handles, teacher can by rotate rotating handles control the second metal bar with
The distance between first metal bar, adapts it to the size of test material, smoothly completes test.
3rd, the end of the first metal bar of the detection means of the demonstration instrument for teaching is provided with projection, the second metal bar
End be provided with round platform, such setting more facilitates teacher testing the conductor insulation of some metal wires
The operation of experiment.Metal wire is directly wrapped in the end of the first metal bar and the second metal bar, just can be with complete
Into test experiments.
4th, level board is provided with the detection means of the demonstration instrument for teaching, facilitates teacher to place some non-linear shape
Material, such as chalk, pencil etc., by level board by sliding block and fixing bolt fixed adjustment to being adapted
Highly, the good test material of horizontal positioned, adjusts the distance between the first metal bar and the second metal bar, is allowed to
Contacted completely with test material, open switch, carry out the test of conductor insulation.
5th, the apparatus for demonstrating of the demonstration instrument for teaching is arranged to ammeter, when carrying out the experiment of teaching demonstration, when
Have electric current by when, ammeter pointer is offset, in actual experimental implementation, some experiment materials
Electric conduction phenomena be not it is obvious that but can significantly reflect the electric conductivity of experiment material by ammeter pointer,
Student is more intuitively allowed to understand the knowledge point of conductor insulation.
6th, the apparatus for demonstrating of the demonstration instrument for teaching can also be arranged to liquid crystal board, preferable for some electric conductivities
Experiment material, can substantially tell the change of color by being powered to liquid crystal board, be grasped in actual experiment
In work, student is by observing the conduction for understanding experiment material of the color change, very dramatic of liquid crystal board
Property.
7th, the apparatus for demonstrating of the demonstration instrument for teaching can also be arranged to electrolyzer device, and teacher is being tested
When, the fossil water with indicator is got out, such as adds the salt solution of phenolphthalein, by electrolyzer, detection means, opens
Close, battery is sequentially connected by wire, electrolyzer inserted in water, place experiment material, open switch,
Tested.Part is can see when experiment material is conductive, plus in the salt solution of phenolphthalein to redden, from
And allow the electric conductivity for experiencing experiment material of student's dramatic, lift the teaching efficiency of teacher.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of first embodiment of the invention.
Accompanying drawing 2 is the structural representation of detection means of the present invention.
Accompanying drawing 3 is the structural representation of level board of the present invention.
Accompanying drawing 4 is the structural representation of electrolyzer in second embodiment of the invention.
Accompanying drawing 5 is the structural representation of liquid crystal board in third embodiment of the invention.
In figure, 1, insulator foot, 2, detection means, the 201, first pillar, the 202, second pillar, 203,
Fixing bolt, 204, level board, the 2041, first sliding block, the 2042, second sliding block, the 205, first metal
Rod, 2051, projection, the 206, second metal bar, 2061, round platform, 207 rotating handleses, 3, switch, 4,
Apparatus for demonstrating, 5, battery.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and reality
Example is applied, the present invention is explained in further detail.It should be appreciated that specific embodiment described herein is only
It is only used for explaining the present invention, is not intended to limit the present invention.
On the contrary, the present invention cover it is any be defined by the claims the present invention spirit and scope on do replace
Generation, modification, equivalent method and scheme.Further, in order that the public has a better understanding to the present invention,
It is detailed to describe some specific detail sections below in the detailed description of the present invention.To this area skill
The description of part can also understand the present invention completely without these details for art personnel.
As shown in Figures 1 and 2, it is the structural representation of first embodiment of the invention, one kind detection is led
The demonstration instrument for teaching of body insulator, demonstration instrument for teaching includes insulator foot 1, detection means 2, switchs 3, drills
Showing device 4 and battery 5, insulator foot 1 are provided with detection means 2, and insulator foot 1 is provided with apparatus for demonstrating
4, insulator foot 1 is provided with battery 5, and detection means 2 includes the first pillar 201, the second pillar 202, consolidated
Determine bolt 203, level board 204, the first metal bar 205, the second metal bar 206, rotating handles 207, the
One pillar 201 and the second pillar 202 are fixedly mounted on insulator foot 1, and level board 204 is arranged on first
Between the pillar 202 of pillar 201 and second, the top of the first pillar 201 is provided with the first metal bar 205, second
The top of post 202 is provided with the second metal bar 206, and the second metal bar 206 is provided with rotating handles 207, detection means
2nd, switch 3, apparatus for demonstrating 4, battery 5 are sequentially connected by wire, and the demonstration instrument for teaching overall dimensions are fitted
Close teacher used with hall, just can vividly on classroom to student demonstration conductor insulation experimental principle,
Student is set to grasp the knowledge point rapidly in a short time.First metal bar 205 and the second metal bar 206
Level is relative to be separately mounted to the first pillar 201 and the second pillar 202, the first metal bar 205 and the second metal
The surface of rod 206 is in helicitic texture, and the first metal bar 205 and the second metal bar 206 pass through screw thread respectively
Hole connects the first pillar 201 and the second pillar 202.Such setting can adjust the first metal bar 205 and
The distance between two metals.In actual teaching demonstration, the electric conductivity of variously-shaped material can be tested,
Second metal bar 206 of the demonstration instrument for teaching is provided with rotating handles 207, and teacher can be by rotating rotating handles
207 control the distance between the second metal bars 206 and the first metal bar 205, adapt it to the chi of test material
It is very little, smoothly complete test.The one end of second metal bar 206 away from the first pillar 201 is provided with rotating handles 207,
First metal bar 205 and the second metal bar 206 and the first pillar 201 and the second pillar 202 are screw thread respectively
Connection, one end of the first metal bar 205 close to the second pillar 202 is provided with projection 2051, the second metal bar
206 close to the one end of the first metal bar 205 be in the shape of round platform 2061, the upper bottom surface of round platform 2061 to the first pillar
201 distance is less than the bottom surface of round platform 2061 to the distance of the first pillar 201, and such setting more facilitates religion
Operation of the teacher in the conductor insulation experiment for testing some metal wires.Metal wire is directly wrapped in the first metal
The end of the metal bar 206 of rod 205 and second, just can complete test experiments, the apparatus for demonstrating 4 of the demonstrator
One or more combinations including ammeter, liquid crystal board and electrolyzer device, the demonstration dress of the demonstration instrument for teaching
Put 4 and be arranged to ammeter, carry out teaching demonstration experiment when, when have electric current by when, ammeter pointer
Offset, in actual experimental implementation, the electric conduction phenomena of some experiment materials is not it is obvious that but logical
Overcurrent list index can significantly reflect the electric conductivity of experiment material, more intuitively allow student to understand and lead
The knowledge point of body insulator.
As shown in accompanying drawing 1 and accompanying drawing 3, the phase of level board 204 and the first pillar 201 and the second pillar 202
Close both sides set the first sliding block 2041 and the second sliding block 2042, the first pillar 201 and the second pillar respectively
The relative inner side of 202 levels is set and the first sliding block 2041 and the adaptable chute of the second sliding block 2042, first
The chute of pillar 201 and the first pillar 201 lead in being relative to the another side of chute one side, fixing bolt
203 sizes are more than the size of the chute of the first pillar 201, the fixing bolt 203 and first sliding block
2041 be to be provided with level board 204 in threaded connection, the detection means 2 of the demonstration instrument for teaching, passes through fixation
Bolt 203, teacher can adjust the height of level board 204, place the material of some non-linear shape, such as chalk,
Pencil etc., sliding block and the fixed adjustment of fixing bolt 203 to adaptable height, water are passed through by level board 204
The good test material of placing flat, adjusts the distance between the first metal bar 205 and the second metal bar 206, is allowed to
Contacted completely with test material, open switch 3, carry out the test of conductor insulation.
It is the second embodiment of the present invention, the demonstration dress of the demonstration instrument for teaching as shown in accompanying drawing 1 and accompanying drawing 4
Liquid crystal board can also be arranged to by putting 4, for the preferable experiment material of some electric conductivities, by liquid crystal board
Energization can substantially tell the change of color, and in actual experimental implementation, student is by observing liquid crystal board
Color change, very dramatic the electric conductivity for understanding experiment material.
It is the third embodiment of the present invention, the demonstration dress of the demonstration instrument for teaching as shown in accompanying drawing 1 and accompanying drawing 5
Electrolyzer device can also be arranged to by putting 4, and it includes water quality electrolyzer and indicator, and teacher is being tested
When, get out the fossil water with indicator, such as plus phenolphthalein salt solution, by electrolyzer, detection means 2,
Switch 3, battery 5 are sequentially connected by wire, and electrolyzer is inserted in water, experiment material is placed, and are opened
Switch 3, is tested.When experiment material is conductive, plus it can be seen that part becomes in the salt solution of phenolphthalein
It is red, so as to allow the electric conductivity for experiencing experiment material of student's dramatic, lift the teaching efficiency of teacher.
For the ordinary skill in the art, according to the teachings of the present invention, do not departing from the present invention's
In the case of principle and spirit, changes, modifications, replacement and the modification carried out to embodiment still falls within this
Within the protection domain of invention.
Claims (10)
1. a kind of demonstration instrument for teaching for detecting conductor insulation, the demonstration instrument for teaching includes insulator foot (1), inspection
Survey device (2), switch (3), apparatus for demonstrating (4) and battery (5), the insulator foot (1)
The detection means (2) is provided with, the insulator foot (1) is provided with the apparatus for demonstrating (4),
The insulator foot (1) is provided with battery (5), it is characterised in that：The detection means (2) includes
First pillar (201), the second pillar (202), fixing bolt (203), level board (204),
First metal bar (205), the second metal bar (206), rotating handles (207), first pillar
(201) it is fixedly mounted on second pillar (202) on the insulator foot (1), the level
Plate (204) is arranged between first pillar (201) and second pillar (202), and described the
One pillar (201) top is provided with first metal bar (205), the second pillar (202) top
Provided with second metal bar (206), second metal bar (206) is provided with the rotating handles (207).
2. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
First metal bar (205) and second metal bar (206) level are separately mounted to described first relatively
Pillar (201) and second pillar (202), first metal bar (205) and second gold medal
The surface for belonging to rod (206) is in helicitic texture, first metal bar (205) and second metal
Rod (206) connects first pillar (201) and second pillar (202) by screwed hole respectively.
3. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 2, it is characterised in that：It is described
The first metal bar (205) one end of second pillar (202) is provided with projection (2051),
Second metal bar (206) is close to described first metal bar (205) one end in round platform (2061) shape
Shape, the distance of round platform (2061) upper bottom surface to first pillar (201) is less than round platform (2061)
Bottom surface is to the first pillar (201) distance.
4. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
The both sides being close of level board (204) and the first pillar (201) and the second pillar (202) are set respectively
Put the first sliding block (2041) and the second sliding block (2042), first pillar (201) and described second
The relative inner side of pillar (202) level is set and first sliding block (2041) and the second sliding block (2042)
Adaptable chute.
5. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 3, it is characterised in that：It is described
The chute of first pillar (201) is relative to the another side of chute one side with first pillar (201)
In lead to.
6. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
Fixing bolt (203) size be more than the first pillar (201) chute size, the fixed spiral shell
Bolt (203) is to be threadedly coupled with first sliding block (2041).
7. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
The one end of second metal bar (206) away from the first pillar (201) is provided with the rotating handles (207),
First metal bar (205) and second metal bar (206) and first pillar (201) and
Second pillar (202) is threaded connection respectively.
8. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
Detection means (2), the switch (3), the apparatus for demonstrating (4), the battery (5) pass through
Wire is sequentially connected.
9. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 1, it is characterised in that：It is described
Apparatus for demonstrating (4) include but is not limited to one or more groups of ammeter, liquid crystal board and electrolyzer device
Close.
10. a kind of demonstration instrument for teaching for detecting conductor insulation as claimed in claim 9, it is characterised in that：It is described
Electrolyzer device includes water quality electrolyzer and indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246765.2A CN107305752A (en) | 2016-04-20 | 2016-04-20 | A kind of demonstration instrument for teaching for detecting conductor insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246765.2A CN107305752A (en) | 2016-04-20 | 2016-04-20 | A kind of demonstration instrument for teaching for detecting conductor insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107305752A true CN107305752A (en) | 2017-10-31 |
Family
ID=60152158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610246765.2A Pending CN107305752A (en) | 2016-04-20 | 2016-04-20 | A kind of demonstration instrument for teaching for detecting conductor insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107305752A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707912A (en) * | 2020-06-12 | 2020-09-25 | 阜阳腾冠电力科技有限公司 | Insulation detection device for power distribution cabinet |
-
2016
- 2016-04-20 CN CN201610246765.2A patent/CN107305752A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111707912A (en) * | 2020-06-12 | 2020-09-25 | 阜阳腾冠电力科技有限公司 | Insulation detection device for power distribution cabinet |
| CN111707912B (en) * | 2020-06-12 | 2023-08-22 | 阜阳腾冠电力科技有限公司 | Insulation detection device for switch board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171031 |