CN208766893U - A kind of solid pressure tester - Google Patents
A kind of solid pressure tester Download PDFInfo
- Publication number
- CN208766893U CN208766893U CN201820431086.7U CN201820431086U CN208766893U CN 208766893 U CN208766893 U CN 208766893U CN 201820431086 U CN201820431086 U CN 201820431086U CN 208766893 U CN208766893 U CN 208766893U
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- CN
- China
- Prior art keywords
- foam block
- pressure
- plastic foam
- experiment
- sink
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of solid pressure testers, including pressure applying means, experiment plastic foam block, graduated scale, foam hangs down falling unit, sink, overflow pipe sum aggregate bottom seat, the vertical falling unit of foam is erected on sink, overflow pipe is arranged on sink, experiment is arranged with plastic foam block hangs down on falling unit in foam, it is immersed in sink, graduated scale is arranged in experiment on plastic foam block, pressure applying means are arranged in experiment on plastic foam block, sink setting is being catchmented on pedestal, the solid pressure tester of the utility model, the distance that foamed plastics pressure conversion foamed plastics is declined, it is illustrated so that ambiguous pressure concept is simpler, convenient for experimental teaching.
Description
Technical field
The utility model relates to experiment teaching aid field, in particular to a kind of solid pressure tester.
Background technique
For vast middle school student, solid pressure is a very general but essential physical concept.And
Nowadays the junior physics teaching material of each version used is by lecture experiment or student experimenting, and just directly summary obtains
Influence factor-pressure of the function and effect of pressure and the active area of power.But they obtain process solid pressure concept
It is all to mention once or directly just concept is said, do not describe solid pressure concept in detail obtains process.In this way
Difficulty when student learns pressure is just directly resulted in, can only understand pressure concept from literal, the building of none image
Journey.So student learns this concept of solid pressure for convenience, and the building of pressure concept is embodied in teaching process
Journey, a kind of solid pressure intensity testing apparatus of our design and fabrications.The experiment instrument includes that solid pressure introduces experiment instrument, pressure and pressure
The directly proportional experiment instrument that is inversely proportional with forced area of power, pressure concept establish experiment instrument.Solid pressure introduces the ingenious introducing of experiment instrument
New class, motivates students' interest in learning；Pressure is directly proportional to the pressure to be inversely proportional experiment instrument lecture experiment or group with forced area
Student is knitted to test, by analyze, discuss experimental data student directly summarize obtain pressure function and effect and pressure it is big
Conclusion that is small directly proportional, being inversely proportional with the size of forced area.Finally, experiment instrument is established using pressure concept to guide a step by a step
Student constructs pressure concept --- the pressure being subject on object unit area.
Utility model content
Foamed plastics pressure conversion foamed plastics is declined the technical problem to be solved by the utility model is to provide a kind of
Distance be illustrated so that ambiguous pressure concept is simpler, convenient for the solid pressure tester of experimental teaching, to solve
The above-mentioned defects caused by the prior art.
A kind of to achieve the above objectives, the present invention provides the following technical solutions: solid pressure tester, including pressure
Power bringing device, experiment plastic foam block, graduated scale, foam vertical falling unit, sink, overflow pipe sum aggregate bottom seat, foam hang down
Falling unit is erected on sink, and overflow pipe is arranged on sink, and experiment is arranged with plastic foam block hangs down on falling unit in foam, is soaked
Not in sink, in experiment on plastic foam block, pressure applying means are arranged in experiment plastic foam block for graduated scale setting
On, sink setting is being catchmented on pedestal.
Preferably, the pressure applying means include pressure gauge, pressure button, connecting rod and pressing plate, and pressure button is set
It sets on pressure gauge, on pressure button, the bottom of connecting rod is arranged in pressing plate for the top connection setting of connecting rod.
Preferably, the experiment plastic foam block includes plastic foam block A and plastic foam block B, plastic foam block A's
Floor space is the half of plastic foam block B floor space.
Preferably, the plastic foam block A is identical with the structure of plastic foam block B, including plastic foam block and masking foil,
Masking foil covers the surface that plastic foam block is arranged in.
Preferably, the vertical falling unit of the foam includes erecting rod, T-connecting piece, column, connecting rod, pulley, eight T shapes
Connecting rod is connected and composed tetragonal body structure by connector, and upper and lower two T-connecting pieces are connected by column, and pulley is arranged in four directions
In the connecting rod of the long width position of body, erecting rod is symmetrical arranged on T-connecting piece, positioned at the two sides of tetragonal body structure.
It is using the beneficial effect of above technical scheme: the solid pressure tester of the utility model structure, by foam plastic
Expect the distance of pressure conversion foamed plastics decline, be illustrated so that ambiguous pressure concept is simpler, be convenient for experimental teaching,
The pressure applying means include pressure gauge, pressure button, connecting rod and pressing plate, and pressure button is arranged on pressure gauge, even
The top connection setting of extension bar is on pressure button, and the bottom of connecting rod is arranged in pressing plate, which can visually pressurize
It is right in the case where numerical value, accurate identical pressure is carried out with plastic foam block to experiment convenient for operator, plastics are used in the experiment
Foam block includes plastic foam block A and plastic foam block B, and the floor space of plastic foam block A is the one of plastic foam block B floor space
Half, which can investigate the falling head of two pieces of plastic foam blocks in identical pressure by different floor spaces
How much, convenient for intuitively grasping the concept of pressure, the plastic foam block A is identical with the structure of plastic foam block B, including plastic blister
Foam block and masking foil, masking foil cover the surface that plastic foam block is arranged in, which can prevent bubble in plastic foam block
Surface attachment, prevent the buoyancy of bubble from impacting to pressure intensity testing, the foam hang down drop assembling device include erecting rod, T shape
Connecting rod is connected and composed tetragonal body structure by connector, column, connecting rod, pulley, eight T-connecting pieces, and upper and lower two T shapes connect
Fitting is connected by column, and pulley is arranged in the connecting rod of the long width position of tetragonal body, and erecting rod is symmetrical arranged T-connecting piece
On, positioned at the two sides of tetragonal body structure, which can guarantee that plastic foam block vertically declines during the experiment, so that applying
Pressure all act on the bottom of plastic foam block.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of pressure applying means shown in Fig. 1；
Fig. 3 is the structural schematic diagram of the block of experiment plastic foam shown in Fig. 1；
Fig. 4 is the structural schematic diagram of the vertical falling unit of foam shown in Fig. 1；
Wherein, 1, pressure applying means；2, experiment plastic foam block；3, graduated scale；4, the vertical falling unit of foam；5, water
Slot；6, overflow pipe；7, catchment pedestal；8, pressure gauge；9, press button；10, connecting rod；11, pressing plate；12, plastic foam block
A；13, plastic foam block B；14, plastic foam block；15, masking foil；16, erecting rod；17, T-connecting piece；18, column；19, even
Extension bar；20, pulley.
Specific embodiment
The preferred embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1-4 shows specific embodiment of the present utility model: a kind of solid pressure tester, including pressure applying means
1, experiment plastic foam block 2, graduated scale 3, foam vertical falling unit 4, sink 5,6 sum aggregate bottom seat 7 of overflow pipe, foam, which hangs down, drops dress
4 to be set to be erected on sink 5, overflow pipe 6 is arranged on sink 5, and experiment is arranged with plastic foam block 2 hangs down on falling unit 4 in foam,
It is immersed in sink 5, in experiment on plastic foam block 2, pressure applying means 1 are arranged in experiment plastics the setting of graduated scale 3
On foam block 2, the setting of sink 5 is being catchmented on pedestal 7, and experiment plastic foam block 2 includes plastic foam block A12 and plastics
The floor space of foam block B13, plastic foam block A12 are the half of plastic foam block B13 floor space, the plastic foam block A12
It is identical with the structure of plastic foam block B13, including plastic foam block 14 and masking foil 15, the covering setting of masking foil 15 is in plastic blister
The surface of foam block 14.
Pressure applying means 1 as shown in connection with fig. 2 include pressure gauge 8, pressure button 9, connecting rod 10 and pressing plate 11, are applied
It presses button 9 to be arranged on pressure gauge 8, on pressure button 9, the setting of pressing plate 11 is being connected for the top connection setting of connecting rod 10
The bottom of bar 10.
The vertical falling unit 4 of foam as shown in connection with fig. 3 includes erecting rod 16, T-connecting piece 17, column 18, connecting rod 19, slides
Wheel 20, connecting rod 19 is connected and composed tetragonal body structure by eight T-connecting pieces 17, and upper and lower two T-connecting pieces 17 pass through column
18 connections, pulley 20 are arranged in the connecting rod 19 of the long width position of tetragonal body, and erecting rod 16 is symmetrical arranged on T-connecting piece 17,
Positioned at the two sides of tetragonal body structure.
The implementation process of the utility model are as follows: it will intake in sink, the foam falling unit that hangs down be erected on sink, it first will modeling
Strand foam block A is vertically placed on foam and hangs down in falling unit, then applies pressure on plastic foam block A, records the depth of its sinking；
Plastic foam block B is vertically placed on foam to hang down in falling unit, then applies identical pressure on plastic foam block B, records it
The depth of sinking compares the size relation of pressure known to submergence depth between the two.
It is using the beneficial effect of above technical scheme: the solid pressure tester of the utility model structure, by foam plastic
Expect the distance of pressure conversion foamed plastics decline, be illustrated so that ambiguous pressure concept is simpler, be convenient for experimental teaching,
The pressure applying means include pressure gauge, pressure button, connecting rod and pressing plate, and pressure button is arranged on pressure gauge, even
The top connection setting of extension bar is on pressure button, and the bottom of connecting rod is arranged in pressing plate, which can visually pressurize
It is right in the case where numerical value, accurate identical pressure is carried out with plastic foam block to experiment convenient for operator, plastics are used in the experiment
Foam block includes plastic foam block A and plastic foam block B, and the floor space of plastic foam block A is the one of plastic foam block B floor space
Half, which can investigate the falling head of two pieces of plastic foam blocks in identical pressure by different floor spaces
How much, convenient for intuitively grasping the concept of pressure, the plastic foam block A is identical with the structure of plastic foam block B, including plastic blister
Foam block and masking foil, masking foil cover the surface that plastic foam block is arranged in, which can prevent bubble in plastic foam block
Surface attachment, prevent the buoyancy of bubble from impacting to pressure intensity testing, the foam hang down drop assembling device include erecting rod, T shape
Connecting rod is connected and composed tetragonal body structure by connector, column, connecting rod, pulley, eight T-connecting pieces, and upper and lower two T shapes connect
Fitting is connected by column, and pulley is arranged in the connecting rod of the long width position of tetragonal body, and erecting rod is symmetrical arranged T-connecting piece
On, positioned at the two sides of tetragonal body structure, which can guarantee that plastic foam block vertically declines during the experiment, so that applying
Pressure all act on the bottom of plastic foam block.
Above-described is only preferred embodiments of the present invention, it is noted that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of solid pressure tester, which is characterized in that including pressure applying means, experiment plastic foam block, graduated scale,
Foam hangs down falling unit, sink, overflow pipe sum aggregate bottom seat, and the foam falling unit that hangs down is erected on sink, and overflow pipe is arranged in sink
On, experiment is arranged with plastic foam block hangs down on falling unit in foam, is immersed in sink, graduated scale is arranged in experiment plastic blister
On foam block, in experiment on plastic foam block, sink setting is being catchmented on pedestal for pressure applying means setting；Experiment modeling
Strand foam block includes plastic foam block A and plastic foam block B, and the floor space of plastic foam block A is plastic foam block B floor space
Half.
2. solid pressure tester according to claim 1, which is characterized in that the pressure applying means include pressure
Meter, pressure button, connecting rod and pressing plate, pressure button are arranged on pressure gauge, and the top connection setting of connecting rod is pressing
On button, the bottom of connecting rod is arranged in pressing plate.
3. solid pressure tester according to claim 1, which is characterized in that the plastic foam block A and plastic foam
The structure of block B is identical, including plastic foam block and masking foil, and masking foil covers the surface that plastic foam block is arranged in.
4. solid pressure tester according to claim 1, which is characterized in that the foam hangs down falling unit including setting up
Connecting rod is connected and composed tetragonal body structure by bar, T-connecting piece, column, connecting rod, pulley, eight T-connecting pieces, and upper and lower two
A T-connecting piece is connected by column, and pulley is arranged in the connecting rod of the long width position of tetragonal body, and erecting rod is symmetrical arranged T shape
On connector, positioned at the two sides of tetragonal body structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431086.7U CN208766893U (en) | 2018-03-28 | 2018-03-28 | A kind of solid pressure tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431086.7U CN208766893U (en) | 2018-03-28 | 2018-03-28 | A kind of solid pressure tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208766893U true CN208766893U (en) | 2019-04-19 |
Family
ID=66125393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820431086.7U Expired - Fee Related CN208766893U (en) | 2018-03-28 | 2018-03-28 | A kind of solid pressure tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208766893U (en) |
-
2018
- 2018-03-28 CN CN201820431086.7U patent/CN208766893U/en not_active Expired - Fee Related
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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: 20190419 Termination date: 20200328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |