CN206601865U - A kind of physics teaching liquid pressure ocular demonstration device - Google Patents
A kind of physics teaching liquid pressure ocular demonstration device Download PDFInfo
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- CN206601865U CN206601865U CN201720111667.8U CN201720111667U CN206601865U CN 206601865 U CN206601865 U CN 206601865U CN 201720111667 U CN201720111667 U CN 201720111667U CN 206601865 U CN206601865 U CN 206601865U
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Abstract
The utility model is related to a kind of apparatus for demonstrating, more particularly to a kind of physics teaching liquid pressure ocular demonstration device.The technical problems to be solved in the utility model be to provide it is a kind of can intuitively observe teacher demonstration liquid pressure and depth relationship physics teaching liquid pressure ocular demonstration device.In order to solve the above-mentioned technical problem, the utility model provides such a physics teaching liquid pressure ocular demonstration device, includes experimental box, elevating mechanism, fixed mechanism, mounting blocks, hollow glass tube, graduated scale etc.；Rear wall, which is provided with elevating mechanism, elevating mechanism, at the top of experimental box is provided with fixed mechanism, and uniform be connected with mounting blocks, mounting blocks is connected with hollow glass tube under fixed mechanism.The corresponding different scales of colored liquid in hollow glass tube can be observed according to mobile different depth in the utility model, the size of the pressure under different depth just can be learnt, further according to the change of same depth diverse location balloon.
Description
Technical field
The utility model is related to a kind of apparatus for demonstrating, more particularly to a kind of physics teaching is filled with liquid pressure ocular demonstration
Put.
Background technology
Liquid has pressure to the side wall inside container and bottom, and pressure increases and increased with liquid depth.Internal portion's pressure
It is the characteristics of strong：Liquid has pressure from inside to all directions；Pressure increases with the increase of depth；In same depth, liquid
Body is equal to the pressure of all directions；Liquid pressure is relevant also with the density of liquid, and fluid density is bigger, and pressure is also bigger.Liquid
The size of body internal pressure can be measured with pressure gage.
At present, in physical teaching course, teacher teach liquid pressure when, due to pressure be one it is particularly significant and
Abstract concept, student is difficult to understand for that " liquid internal has pressure to all directions, and pressure increases with the increase of liquid depth
Greatly, same liquid in same depth everywhere, the pressure of all directions is equal in magnitude." this law, teacher can only carry out written
Vival voice is explained or picture is explained in black and white, and student can not see material object by experiment, it is impossible to intuitively go
Understand the relation of liquid pressure and depth, student is only capable of understanding by the imagination explanation of teacher, and which not only adds teacher's
Burden, and also reduce the learning interest of student.
To sum up, need research and development are a kind of can intuitively observe the physics religion of teacher's demonstration liquid pressure and depth relationship at present
Learn and use liquid pressure ocular demonstration device, can not intuitively remove to understand liquid pressure and depth relationship in the prior art to overcome
Shortcoming.
Utility model content
（1）The technical problem to be solved
The utility model can not intuitively go the shortcoming for understanding liquid pressure and depth relationship in the prior art in order to overcome,
The technical problems to be solved in the utility model, which is to provide one kind, can intuitively observe teacher's demonstration liquid pressure and depth relationship
Physics teaching liquid pressure ocular demonstration device.
（2）Technical scheme
In order to solve the above-mentioned technical problem, the utility model is intuitively drilled there is provided such a physics teaching with liquid pressure
Showing device, includes experimental box, elevating mechanism, fixed mechanism, mounting blocks, hollow glass tube, graduated scale, balloon and coloured liquid
Rear wall, which is provided with elevating mechanism, elevating mechanism, at the top of body, experimental box is provided with fixed mechanism, is uniformly connected with fixed mechanism
Hollow glass tube is connected with mounting blocks, mounting blocks, hollow glass pipe outer wall is provided with graduated scale, the connection of hollow glass tube lower end
There is balloon, balloon is built with colored liquid.
Preferably, elevating mechanism includes installing plate, guide rail, guide pin bushing, rack, gear, the first bull stick and mounting rod, experiment
Upper box part is provided with installing plate, and the installing plate antetheca left and right sides is mounted on being respectively connected with guide pin bushing on guide rail, guide rail, and guide rail is with leading
Set coordinates, and mounting rod is connected between the guide rail of the left and right sides, and mounting rod lower end is connected with mounting blocks, and the right-hand member of right side guide pin bushing connects
It is connected to rotary type on the right side of rack, installing plate antetheca and is connected with gear, wheel and rack engagement, gear front side bias is connected with first
Bull stick.
Preferably, fixed mechanism includes fixture block and the first bull stick, and mounting rod bottom even is provided with first through hole, and first leads to
Mounting blocks are placed with hole, mounting blocks top is provided with the second through hole, and the cross-sectional area of the second via top is rectangle, and second leads to
The cross-sectional area in bottom hole portion is square, and mounting rod is provided with the second bull stick, and the second bull stick passes through first through hole and the second through hole,
Second bull stick bottom is connected with fixture block, and fixture block and the second through hole coordinate.
Preferably, also include in slide rail, sliding block, spring, LED, steel wire rope, directive wheel and pole, mounting rod top
Portion, which is connected with pole, mounting rod antetheca, to be connected with the equal slidingtype in the left and right sides on slide rail, slide rail and is connected with sliding block, slide rail and cunning
Block coordinates, and sliding block bottom is connected with the outside of LED, sliding block being connected with left and right sides installation in the middle part of spring, slide rail between slide rail
Have and steel wire rope is wound with directive wheel, directive wheel, steel wire rope one end is connected on sliding block, and the steel wire rope other end is wrapped in pole
On, LED is located on front side of mounting blocks.
Preferably, the material of mounting blocks is stainless steel.
Preferably, the material of installing plate is Q235 steel.
Operation principle：When teacher need to student demonstrate liquid pressure experiment when, toward experimental box in pour into water, restart
Elevating mechanism, elevating mechanism drives hollow glass tube by mounting blocks, under the pressure of water, is moved down on the colored liquid in balloon
It is dynamic, the corresponding different scales of colored liquid in hollow glass tube can be observed according to mobile different depth, just can learn not
With the size of pressure under depth, further according to the change of same depth diverse location balloon, the pressure in same depth can be observed
It is identical.
Because elevating mechanism includes installing plate, guide rail, guide pin bushing, rack, gear, the first bull stick and mounting rod, experimental box
Top is provided with installing plate, and the installing plate antetheca left and right sides is mounted on guide rail, guide rail being respectively connected with guide pin bushing, guide rail and guide pin bushing
Coordinate, mounting rod is connected between the guide rail of the left and right sides, mounting rod lower end is connected with mounting blocks, the right-hand member connection of right side guide pin bushing
There is rotary type on the right side of rack, installing plate antetheca to be connected with gear, wheel and rack engagement, gear front side bias is connected with first turn
Bar, when ready after, teacher rotates the first bull stick with hand, and the first bull stick drives pinion rotation, due to wheel and rack engagement,
Gear band carry-over bar is moved up and down, due to guide rail and guide pin bushing cooperation, and rack drives guide pin bushing is moved up and down, and guide pin bushing is driven on mounting rod
Lower movement, so as to reach lift action.
Because fixed mechanism includes fixture block and the first bull stick, mounting rod bottom even is provided with first through hole, first through hole
Mounting blocks are inside placed with, mounting blocks top is provided with the second through hole, and the cross-sectional area of the second via top is rectangle, the second through hole
The cross-sectional area of bottom is square, and mounting rod is provided with the second bull stick, and the second bull stick passes through first through hole and the second through hole, the
Two bull stick bottoms are connected with fixture block, and when mounting blocks are placed in first through hole by fixture block and the cooperation of the second through hole, pole is put into
Second through hole, is rotated by 90 °, and because the cross-sectional area of the second via top is rectangle, the cross-sectional area of the second via bottoms is
Square, the fixture block of pole lower end just can fix mounting blocks.
Because also including slide rail, sliding block, spring, LED, steel wire rope, directive wheel and pole, mounting rod top middle portion connects
It is connected on pole, mounting rod antetheca and is connected with the equal slidingtype in the left and right sides on slide rail, slide rail and is connected with sliding block, slide rail is matched somebody with somebody with sliding block
Close, sliding block bottom is connected with the outside of LED, sliding block being connected with spring between slide rail, the slide rail middle part left and right sides, which is provided with, leads
To wheel, steel wire rope is wound with directive wheel, steel wire rope one end is connected on sliding block, and the steel wire rope other end is wrapped on pole, LED
Lamp position, when light is bad, just can open LED on front side of mounting blocks, preferably to observe the scale of hollow glass tube, lead to
Cross and reel steel wire rope, and under the cooperation of slide rail and sliding block, so as to drive LED to move left and right, determine behind position, then by steel wire
Rope is wrapped on pole, you can fix the position of LED, so that the preferably demonstration of observation hollow glass tube and balloon.
Because the material of mounting blocks is stainless steel, stainless steel corrosion resistance and acid resistance are strong, can extension fixture the use longevity
Life.
Because the material of installing plate is Q235 steel, Q235 steel hardness is high, it is not easy to deforms, makes the service life of device more
It is long.
（3）Beneficial effect
The corresponding different quarters of colored liquid in hollow glass tube can be observed according to mobile different depth in the utility model
Degree, just can learn the size of the pressure under different depth, further according to the change of same depth diverse location balloon, can be observed
Pressure is identical during same depth, when light is bad, reels the position that steel wire rope adjusts LED, just can open LED, with
Just the scale of hollow glass tube is preferably observed, so that the preferably demonstration of observation hollow glass tube and balloon, the utility model
The principle of liquid pressure is more intuitively demonstrated, student is better understood.
Brief description of the drawings
Fig. 1 is main structure diagram of the present utility model.
Fig. 2 is the main structure diagram of the utility model elevating mechanism.
Fig. 3 is the main structure diagram of the utility model fixed mechanism.
Fig. 4 is the overlooking the structure diagram of the utility model mounting blocks.
Fig. 5 is the main structure diagram of the utility model fix bar.
Mark in accompanying drawing for：1- experimental boxs, 2- elevating mechanisms, 3- fixed mechanisms, 4- mounting blocks, 5- hollow glass tubes,
6- graduated scales, 7- balloons, 8- colored liquids, 21- installing plates, 22- guide rails, 23- guide pin bushings, 24- racks, 25- gears, 26- first
Bull stick, 27- mounting rods, 31- first through hole, the through holes of 32- second, 33- fixture blocks, the bull sticks of 34- second, 28- slide rails, 29- sliding blocks,
210- springs, 211-LED lamps, 212- steel wire ropes, 213- directive wheels, 214- poles.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment 1
A kind of physics teaching liquid pressure ocular demonstration device, as Figure 1-5, includes experimental box 1, elevating mechanism
2nd, fixed mechanism 3, mounting blocks 4, hollow glass tube 5, graduated scale 6, balloon 7 and colored liquid 8, the top rear wall of experimental box 1 are installed
Have to be provided with fixed mechanism 3, fixed mechanism 3 on elevating mechanism 2, elevating mechanism 2 and be uniformly connected with mounting blocks 4, under mounting blocks 4
Hollow glass tube 5 is connected with, the outer wall of hollow glass tube 5 is provided with graduated scale 6, and the lower end of hollow glass tube 5 is connected with balloon 7, gas
Ball 7 is built with colored liquid 8.
Embodiment 2
A kind of physics teaching liquid pressure ocular demonstration device, as Figure 1-5, includes experimental box 1, elevating mechanism
2nd, fixed mechanism 3, mounting blocks 4, hollow glass tube 5, graduated scale 6, balloon 7 and colored liquid 8, the top rear wall of experimental box 1 are installed
Have to be provided with fixed mechanism 3, fixed mechanism 3 on elevating mechanism 2, elevating mechanism 2 and be uniformly connected with mounting blocks 4, under mounting blocks 4
Hollow glass tube 5 is connected with, the outer wall of hollow glass tube 5 is provided with graduated scale 6, and the lower end of hollow glass tube 5 is connected with balloon 7, gas
Ball 7 is built with colored liquid 8.
Elevating mechanism 2 includes installing plate 21, guide rail 22, guide pin bushing 23, rack 24, gear 25, the first bull stick 26 and installed
Bar 27, the top of experimental box 1 is provided with installing plate 21, and the antetheca left and right sides of installing plate 21 is mounted on guide rail 22, guide rail 22
Guide pin bushing 23 is connected with, guide rail 22 coordinates with guide pin bushing 23, is connected between the guide rail 22 of the left and right sides under mounting rod 27, mounting rod 27
End is connected with mounting blocks 4, and the right-hand member of right side guide pin bushing 23 is connected with rotary type on the right side of rack 24, the antetheca of installing plate 21 and is connected with gear
25, gear 25 is engaged with rack 24, and the front side bias of gear 25 is connected with the first bull stick 26.
Embodiment 3
A kind of physics teaching liquid pressure ocular demonstration device, as Figure 1-5, includes experimental box 1, elevating mechanism
2nd, fixed mechanism 3, mounting blocks 4, hollow glass tube 5, graduated scale 6, balloon 7 and colored liquid 8, the top rear wall of experimental box 1 are installed
Have to be provided with fixed mechanism 3, fixed mechanism 3 on elevating mechanism 2, elevating mechanism 2 and be uniformly connected with mounting blocks 4, under mounting blocks 4
Hollow glass tube 5 is connected with, the outer wall of hollow glass tube 5 is provided with graduated scale 6, and the lower end of hollow glass tube 5 is connected with balloon 7, gas
Ball 7 is built with colored liquid 8.
Elevating mechanism 2 includes installing plate 21, guide rail 22, guide pin bushing 23, rack 24, gear 25, the first bull stick 26 and installed
Bar 27, the top of experimental box 1 is provided with installing plate 21, and the antetheca left and right sides of installing plate 21 is mounted on guide rail 22, guide rail 22
Guide pin bushing 23 is connected with, guide rail 22 coordinates with guide pin bushing 23, is connected between the guide rail 22 of the left and right sides under mounting rod 27, mounting rod 27
End is connected with mounting blocks 4, and the right-hand member of right side guide pin bushing 23 is connected with rotary type on the right side of rack 24, the antetheca of installing plate 21 and is connected with gear
25, gear 25 is engaged with rack 24, and the front side bias of gear 25 is connected with the first bull stick 26.
Fixed mechanism 3 includes the bull stick 26 of fixture block 33 and first, and the bottom even of mounting rod 27 is provided with first through hole 31, first
Mounting blocks 4 are placed with through hole 31, the top of mounting blocks 4 is provided with the second through hole 32, and the cross-sectional area at the top of the second through hole 32 is length
Square, the cross-sectional area of the bottom of the second through hole 32 is square, and mounting rod 27 is provided with the second bull stick 34, and the second bull stick 34 is passed through
The through hole 32 of first through hole 31 and second, the bottom of the second bull stick 34 is connected with fixture block 33, and fixture block 33 coordinates with the second through hole 32.
Embodiment 4
A kind of physics teaching liquid pressure ocular demonstration device, as Figure 1-5, includes experimental box 1, elevating mechanism
2nd, fixed mechanism 3, mounting blocks 4, hollow glass tube 5, graduated scale 6, balloon 7 and colored liquid 8, the top rear wall of experimental box 1 are installed
Have to be provided with fixed mechanism 3, fixed mechanism 3 on elevating mechanism 2, elevating mechanism 2 and be uniformly connected with mounting blocks 4, under mounting blocks 4
Hollow glass tube 5 is connected with, the outer wall of hollow glass tube 5 is provided with graduated scale 6, and the lower end of hollow glass tube 5 is connected with balloon 7, gas
Ball 7 is built with colored liquid 8.
Elevating mechanism 2 includes installing plate 21, guide rail 22, guide pin bushing 23, rack 24, gear 25, the first bull stick 26 and installed
Bar 27, the top of experimental box 1 is provided with installing plate 21, and the antetheca left and right sides of installing plate 21 is mounted on guide rail 22, guide rail 22
Guide pin bushing 23 is connected with, guide rail 22 coordinates with guide pin bushing 23, is connected between the guide rail 22 of the left and right sides under mounting rod 27, mounting rod 27
End is connected with mounting blocks 4, and the right-hand member of right side guide pin bushing 23 is connected with rotary type on the right side of rack 24, the antetheca of installing plate 21 and is connected with gear
25, gear 25 is engaged with rack 24, and the front side bias of gear 25 is connected with the first bull stick 26.
Fixed mechanism 3 includes the bull stick 26 of fixture block 33 and first, and the bottom even of mounting rod 27 is provided with first through hole 31, first
Mounting blocks 4 are placed with through hole 31, the top of mounting blocks 4 is provided with the second through hole 32, and the cross-sectional area at the top of the second through hole 32 is length
Square, the cross-sectional area of the bottom of the second through hole 32 is square, and mounting rod 27 is provided with the second bull stick 34, and the second bull stick 34 is passed through
The through hole 32 of first through hole 31 and second, the bottom of the second bull stick 34 is connected with fixture block 33, and fixture block 33 coordinates with the second through hole 32.
Also include slide rail 28, sliding block 29, spring 210, LED 211, steel wire rope 212, directive wheel 213 and pole 214,
The top middle portion of mounting rod 27, which is connected with pole 214, the antetheca of mounting rod 27, to be connected with slide rail 28, slide rail 28 left and right sides and slides
Dynamic formula is connected with sliding block 29, and slide rail 28 coordinates with sliding block 29, and the bottom of sliding block 29 is connected with LED 211, the outside of sliding block 29 and slide rail
Spring 210 is connected between 28, the middle part left and right sides of slide rail 28 is provided with directive wheel 213, directive wheel 213 and is wound with steel wire rope
212, the one end of steel wire rope 212 is connected on sliding block 29, and the other end of steel wire rope 212 is wrapped on pole 214, and LED 211 is located at peace
Fill the front side of block 4.
The material of mounting blocks 4 is stainless steel.
The material of installing plate 21 is Q235 steel.
Operation principle：When teacher needs to demonstrate the experiment of liquid pressure to student, toward experimental box 1 in pour into water, then open
Dynamic elevating mechanism 2, elevating mechanism 2 drives hollow glass tube 5, under the pressure of water, the coloured liquid in balloon 7 by mounting blocks 4
Body 8 is moved up and down, and the corresponding different scales of colored liquid 8 in hollow glass tube 5 can be observed according to mobile different depth, just
The size of the pressure under different depth can be learnt, further according to the change of same depth diverse location balloon 7, be can be observed same
Pressure is identical during depth.
Because elevating mechanism 2 includes installing plate 21, guide rail 22, guide pin bushing 23, rack 24, gear 25, the and of the first bull stick 26
Mounting rod 27, the top of experimental box 1 is provided with installing plate 21, and the antetheca left and right sides of installing plate 21 is mounted on guide rail 22, guide rail 22
On be respectively connected with guide pin bushing 23, guide rail 22 coordinates with guide pin bushing 23, and mounting rod 27, mounting rod are connected between the guide rail 22 of the left and right sides
27 lower ends are connected with mounting blocks 4, and the right-hand member of right side guide pin bushing 23 is connected with rotary type on the right side of rack 24, the antetheca of installing plate 21 and is connected with
Gear 25, gear 25 is engaged with rack 24, and the front side bias of gear 25 is connected with the first bull stick 26, when ready after, Lao Shiyong
Hand rotates the first bull stick 26, and the first bull stick 26 is rotated with moving gear 25, because gear 25 is engaged with rack 24, and gear 25 drives tooth
Bar 24 is moved up and down, because guide rail 22 coordinates with guide pin bushing 23, and rack 24 drives guide pin bushing 23 to move up and down, and guide pin bushing 23 drives mounting rod
27 move up and down, so as to reach lift action.
Because fixed mechanism 3 includes the bull stick 26 of fixture block 33 and first, the bottom even of mounting rod 27 is provided with first through hole 31,
Mounting blocks 4 are placed with first through hole 31, the top of mounting blocks 4 is provided with the second through hole 32, the cross-sectional area at the top of the second through hole 32
For rectangle, the cross-sectional area of the bottom of the second through hole 32 is square, and mounting rod 27 is provided with the second bull stick 34, the second bull stick 34
Through the through hole 32 of first through hole 31 and second, the bottom of the second bull stick 34 is connected with fixture block 33, and fixture block 33 coordinates with the second through hole 32
When mounting blocks 4 are placed in first through hole 31, pole 214 is put into the second through hole 32, is rotated by 90 °, due to the second through hole 32
The cross-sectional area at top is rectangle, and the cross-sectional area of the bottom of the second through hole 32 is square, and the fixture block 33 of the lower end of pole 214 is just
Mounting blocks 4 can be fixed.
Because also including slide rail 28, sliding block 29, spring 210, LED 211, steel wire rope 212, directive wheel 213 and pole
214, the top middle portion of mounting rod 27 is connected with pole 214, the antetheca of mounting rod 27 and is connected with the left and right sides on slide rail 28, slide rail 28
Equal slidingtype is connected with sliding block 29, and slide rail 28 coordinates with sliding block 29, and the bottom of sliding block 29 is connected with LED 211, the outside of sliding block 29 and
Spring 210 is connected between slide rail 28, the middle part left and right sides of slide rail 28 is provided with directive wheel 213, directive wheel 213 and is wound with steel
Cord 212, one end of steel wire rope 212 is connected on sliding block 29, and the other end of steel wire rope 212 is wrapped on pole 214, LED 211
In the front side of mounting blocks 4, when light is bad, LED 211 just can be opened, preferably to observe the scale of hollow glass tube 5,
By reeling steel wire rope 212, and under the cooperation of slide rail 28 and sliding block 29, so as to drive LED 211 to move left and right, it is determined that position
Postpone, then steel wire rope 212 is wrapped on pole 214, you can fix the position of LED 211, so as to preferably observe hollow
The demonstration of glass tube 5 and balloon 7.
Because the material of mounting blocks 4 is stainless steel, stainless steel corrosion resistance and acid resistance are strong, can extension fixture the use longevity
Life.
Because the material of installing plate 21 is Q235 steel, Q235 steel hardness is high, it is not easy to deforms, makes the service life of device more
It is long.
Embodiment described above only expresses preferred embodiment of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (6)
1. a kind of physics teaching liquid pressure ocular demonstration device, it is characterised in that include experimental box（1）, elevating mechanism
（2）, fixed mechanism（3）, mounting blocks（4）, hollow glass tube（5）, graduated scale（6）, balloon（7）And colored liquid（8）, experimental box
（1）Top rear wall is provided with elevating mechanism（2）, elevating mechanism（2）On fixed mechanism is installed（3）, fixed mechanism（3）It is lower uniform
It is connected with mounting blocks（4）, mounting blocks（4）Under be connected with hollow glass tube（5）, hollow glass tube（5）Outer wall is provided with graduated scale
（6）, hollow glass tube（5）Lower end is connected with balloon（7）, balloon（7）Built with colored liquid（8）.
2. a kind of physics teaching according to claim 1 liquid pressure ocular demonstration device, it is characterised in that lift
Structure（2）Include installing plate（21）, guide rail（22）, guide pin bushing（23）, rack（24）, gear（25）, the first bull stick（26）And installation
Bar（27）, experimental box（1）Top is provided with installing plate（21）, installing plate（21）The antetheca left and right sides is mounted on guide rail（22）,
Guide rail（22）On be respectively connected with guide pin bushing（23）, guide rail（22）With guide pin bushing（23）Coordinate, the guide rail of the left and right sides（22）Between connect
There is mounting rod（27）, mounting rod（27）Lower end is connected with mounting blocks（4）, right side guide pin bushing（23）Right-hand member be connected with rack（24）,
Installing plate（21）Rotary type is connected with gear on the right side of antetheca（25）, gear（25）With rack（24）Engagement, gear（25）Front side is inclined
The heart is connected with the first bull stick（26）.
3. a kind of physics teaching according to claim 2 liquid pressure ocular demonstration device, it is characterised in that fixed machine
Structure（3）Include fixture block（33）With the first bull stick（26）, mounting rod（27）Bottom even is provided with first through hole（31）, first through hole
（31）Inside it is placed with mounting blocks（4）, mounting blocks（4）Top is provided with the second through hole（32）, the second through hole（32）The cross section at top
Product is rectangle, the second through hole（32）The cross-sectional area of bottom is square, mounting rod（27）It is provided with the second bull stick（34）, the
Two bull sticks（34）Through first through hole（31）With the second through hole（32）, the second bull stick（34）Bottom is connected with fixture block（33）, fixture block
（33）With the second through hole（32）Coordinate.
4. a kind of physics teaching according to claim 3 liquid pressure ocular demonstration device, it is characterised in that also include
There is slide rail（28）, sliding block（29）, spring（210）, LED（211）, steel wire rope（212）, directive wheel（213）And pole（214）,
Mounting rod（27）Top middle portion is connected with pole（214）, mounting rod（27）Slide rail is connected with antetheca（28）, slide rail（28）A upper left side
The right equal slidingtype in both sides is connected with sliding block（29）, slide rail（28）With sliding block（29）Coordinate, sliding block（29）Bottom is connected with LED
（211）, sliding block（29）Outside and slide rail（28）Between be connected with spring（210）, slide rail（28）The middle part left and right sides, which is provided with, leads
To wheel（213）, directive wheel（213）On be wound with steel wire rope（212）, steel wire rope（212）One end is connected to sliding block（29）On, steel wire
Rope（212）The other end is wrapped in pole（214）On, LED（211）Positioned at mounting blocks（4）Front side.
5. a kind of physics teaching according to claim 4 liquid pressure ocular demonstration device, it is characterised in that mounting blocks
（4）Material be stainless steel.
6. a kind of physics teaching according to claim 5 liquid pressure ocular demonstration device, it is characterised in that installing plate
（21）Material be Q235 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720111667.8U CN206601865U (en) | 2017-02-07 | 2017-02-07 | A kind of physics teaching liquid pressure ocular demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720111667.8U CN206601865U (en) | 2017-02-07 | 2017-02-07 | A kind of physics teaching liquid pressure ocular demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601865U true CN206601865U (en) | 2017-10-31 |
Family
ID=60150154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720111667.8U Expired - Fee Related CN206601865U (en) | 2017-02-07 | 2017-02-07 | A kind of physics teaching liquid pressure ocular demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113470487A (en) * | 2021-07-15 | 2021-10-01 | 赣州中学 | Liquid pressure intensity experimental equipment for teaching |
-
2017
- 2017-02-07 CN CN201720111667.8U patent/CN206601865U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113470487A (en) * | 2021-07-15 | 2021-10-01 | 赣州中学 | Liquid pressure intensity experimental equipment for teaching |
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Granted publication date: 20171031 Termination date: 20190207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |