CN215495599U - Buoyancy demonstration device for physics teaching - Google Patents
Buoyancy demonstration device for physics teaching Download PDFInfo
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- CN215495599U CN215495599U CN202121340279.XU CN202121340279U CN215495599U CN 215495599 U CN215495599 U CN 215495599U CN 202121340279 U CN202121340279 U CN 202121340279U CN 215495599 U CN215495599 U CN 215495599U
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- fixedly connected
- base
- storage box
- test tube
- handle
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- 239000011521 glass Substances 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims description 5
- 238000002474 experimental method Methods 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of teaching equipment, and particularly relates to a buoyancy demonstration device for physical teaching, which comprises a base, wherein the top of the base is fixedly connected with a storage box, the inner wall of the bottom of the storage box is fixedly connected with a test tube rack, the surface of the storage box is rotatably connected with a cover plate through a pot hinge, the top of the base, which is positioned at one side of the storage box, is fixedly connected with a glass groove, the surface of one side of the base is fixedly connected with a water outlet, the surface of the water outlet is provided with a valve, and the top of the base, which is positioned at one side of the glass groove, is fixedly connected with a support rod. According to the utility model, the storage box is connected with the top of the base, so that experimental equipment after an experiment can be conveniently placed in the storage box for storage and protection, the test tube cylindrical equipment can be conveniently and independently placed and protected by connecting the test tube rack in the storage box, the top of the storage box is covered and sealed by rotating the cover plate, the experimental equipment is effectively protected, and the service life of the experimental equipment is prolonged.
Description
Technical Field
The utility model relates to the technical field of physical teaching equipment, in particular to a buoyancy demonstration device for physical teaching.
Background
In order to facilitate operation and observation, students can observe that objects are not necessarily all under the action of buoyancy in liquid, and only when the upward pressure of the objects in the liquid is greater than the downward pressure, the objects can be upwards floated in the liquid, and the floating phenomenon of the objects can explain the principle of buoyancy generation, however, the following problems exist in the prior art during demonstration of physical teaching buoyancy:
1. in the prior art, experimental equipment used in the buoyancy demonstration of physical teaching is inconvenient to store and store, so that the experimental equipment is damaged when being placed randomly;
2. the inconvenient fine observation that carries out of student when carrying out the buoyancy demonstration leads to the demonstration effect relatively poor, and the liquid of experiment usefulness is inconvenient clears up.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a buoyancy demonstration device for physical teaching, which solves the problems that experimental equipment used in buoyancy demonstration for physical teaching in the prior art is inconvenient to store and store, so that the experimental equipment is damaged when being randomly placed, students are inconvenient to observe well when the buoyancy demonstration is carried out, so that the demonstration effect is poor, and liquid for experiments is inconvenient to clean.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a physical teaching buoyancy demonstration device, includes the base, the top fixedly connected with bin of base, the bottom inner wall fixedly connected with test-tube rack of bin, the surface of bin leads to pot hinge rotation and is connected with the apron, the top of base is located one side fixedly connected with glass groove of bin, one side surface fixedly connected with outlet of base, the surface of outlet is provided with the valve, one side fixedly connected with bracing piece that the top of base is located glass groove, the top fixedly connected with roof of bracing piece, the bottom surface fixedly connected with rope of roof, the tip swing joint of rope has the floating block, the top surface of floating block has the recess, one side fixedly connected with fixed block of base, the surface of fixed block rotates and is connected with the round pin axle, the fixed surface of round pin axle is connected with the handle, the bottom of base fixedly connected with support column.
As a preferred technical scheme of the utility model, the surface of the test tube rack is provided with test tube openings which are distributed on the surface of the test tube rack at equal intervals.
As a preferable technical solution of the present invention, a handle is fixedly connected to a surface of the cover plate, and the handle is rectangular in length.
In a preferred embodiment of the present invention, the surface of the glass groove is provided with a scale, and the scale is in millimeter units.
As a preferable technical scheme of the utility model, the inner part of the groove is movably connected with a weight block which is in a U shape.
As a preferred technical scheme of the utility model, the surface of the pin shaft is fixedly connected with a handle, and the surface of the handle is provided with an anti-skidding sleeve.
(III) advantageous effects
Compared with the prior art, the utility model provides a buoyancy demonstration device for physical teaching, which has the following beneficial effects:
1. this physics teaching buoyancy presentation device connects the bin through the top of base, and the protection is stored in the inside of bin to the experimental apparatus after conveniently placing the experiment, through the internal connection test-tube rack of bin, conveniently places the protection alone with test tube cylinder class equipment, covers sealedly to the bin top through rotating the apron, and then effectively protects the equipment after the experiment, increases its life.
2. This physics teaching buoyancy presentation device connects the glass groove through the top of base, sets up the scale through the surface in glass groove, makes things convenient for the student to observe the buoyancy condition of floating block and reads buoyancy data value, and the data is checked and calculated in the record experiment, connects the outlet through one side in glass groove, sets up the valve through the surface in outlet, and the convenience is to glass inslot liquid discharge clearance, improves staff's work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the physical buoyancy demonstrating device of the present invention;
FIG. 3 is a side view of the physical buoyancy demonstrating device of the present invention
FIG. 4 is an enlarged view of the area A in FIG. 1 according to the present invention.
In the figure: 1. a base; 2. a storage tank; 3. a test tube rack; 4. a test tube opening; 5. a cover plate; 6. a handle; 7. a glass tank; 8. calibration; 9. a water outlet; 10. a valve; 11. a support bar; 12. a top plate; 13. a rope; 14. floating blocks; 15. a groove; 16. a weighting block; 17. a fixed block; 18. a pin shaft; 19. a handle; 20. and (4) a support column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a buoyancy demonstration device for physics teaching comprises a base 1, wherein the top of the base 1 is fixedly connected with a storage box 2, the bottom inner wall of the storage box 2 is fixedly connected with a test tube rack 3, the surface of the storage box 2 is connected with a cover plate 5 through a pot hinge in a rotating manner, the top of the base 1 is positioned at one side of the storage box 2 and is fixedly connected with a glass groove 7, the surface of one side of the base 1 is fixedly connected with a water outlet 9, the surface of the water outlet 9 is provided with a valve 10, the top of the base 1 is positioned at one side of the glass groove 7 and is fixedly connected with a support rod 11, the top of the support rod 11 is fixedly connected with a top plate 12, the bottom surface of the top plate 12 is fixedly connected with a rope 13, the end part of the rope 13 is movably connected with a floating block 14, the top surface of the floating block 14 is provided with a groove 15, one side of the base 1 is fixedly connected with a fixed block 17, the surface of the fixed block 17 is rotatably connected with a pin shaft 18, and the surface of the pin shaft 18 is fixedly connected with a handle 19, the bottom of the base 1 is fixedly connected with a support column 20.
In this embodiment, bin 2 is connected through base 1's top, the convenient experimental device after will testing is placed in the inside of bin 2 and is stored the protection, internal connection test-tube rack 3 through bin 2, the protection is placed alone to the convenient test tube cylinder class equipment, cover sealed to bin 2 top through rotating apron 5, and then effectively protect the equipment after the experiment, increase its life, glass groove 7 is connected at top through base 1, surface through glass groove 7 sets up scale 8, make things convenient for the student to observe the 14 buoyancy circumstances of floating block and read buoyancy data value, the data of checking out in the record experiment, outlet 9 is connected through one side of glass groove 7, surface through outlet 9 sets up valve 10, the convenient clearance of discharging liquid in the glass groove 7, improve user of service's work efficiency.
Specifically, the test tube mouth 4 has been seted up on the surface of test-tube rack 3, and test tube mouth 4 is equidistant distribution on the surface of test-tube rack 3.
In this embodiment, through the setting of test tube mouth of pipe 4, conveniently place test tube class cylinder experimental apparatus, carry out effectual protection to it.
Specifically, the surface of the cover plate 5 is fixedly connected with a handle 6, and the handle 6 is rectangular.
In this embodiment, through the setting of handle 6, convenient manual pulling handle 6 drives apron 5 and opens and close, more convenient operation.
Specifically, the surface of the glass groove 7 is provided with a scale 8, and the scale 8 is a millimeter unit.
In this embodiment, through the setting of scale 8, make things convenient for the more audio-visual buoyancy data value of observation of student, and then convenient record data.
Specifically, the inner part of the groove 15 is movably connected with a weight 16, and the weight 16 is in a U shape.
In this embodiment, through the setting of weight 16, the convenience is through adding weight 16 test buoyancy data value, and it is more convenient to operate.
Specifically, the surface of the pin shaft 18 is fixedly connected with a handle 19, and the surface of the handle 19 is provided with an anti-slip sleeve.
In this embodiment, through the setting of handle 19, conveniently stimulate handle 19 and remove the device and carry to the experimental position, it is more convenient to operate.
The working principle and the using process of the utility model are as follows: the device is convenient to carry and move to an experiment table, the storage box 2 is connected with the top of the base 1, experimental equipment after an experiment is convenient to place in the storage box 2 for storage and protection, the test tube rack 3 is connected with the storage box 2 for independent placement and protection of cylindrical test tube equipment, the top of the storage box 2 is covered and sealed by rotating the cover plate 5, the experimental equipment is further effectively protected, the service life of the experimental equipment is prolonged, the floating block 14 at the end of the rope 13 is placed in liquid in the glass groove 7 by injecting the liquid into the glass groove 7, the weighting block 16 is added into the groove 15 in the floating block 14, the scale 8 on the surface of the glass groove 7 is observed, so that the buoyancy data can be conveniently recorded and observed, and the lower buoyancy demonstration effect is improved, connect outlet 9 through one side of glass groove 7, manually open valve 10, conveniently discharge the liquid in the glass groove 7 through outlet 9, and then conveniently clear up the work, even the lucky support column 20 of forehead through the bottom of base 1 supports fixed effect to base 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a physics teaching buoyancy presentation device, includes base (1), its characterized in that: the test tube rack is characterized in that the top of the base (1) is fixedly connected with the storage box (2), the bottom inner wall of the storage box (2) is fixedly connected with the test tube rack (3), the surface of the storage box (2) is connected with the cover plate (5) through a pot hinge in a rotating manner, the top of the base (1) is positioned at one side of the storage box (2) and is fixedly connected with the glass groove (7), one side surface of the base (1) is fixedly connected with the water outlet (9), the surface of the water outlet (9) is provided with the valve (10), the top of the base (1) is positioned at one side of the glass groove (7) and is fixedly connected with the support rod (11), the top of the support rod (11) is fixedly connected with the top plate (12), the bottom surface of the top plate (12) is fixedly connected with the rope (13), the end part of the rope (13) is movably connected with the floating block (14), and the top surface of the floating block (14) is provided with the groove (15), one side fixedly connected with fixed block (17) of base (1), the surface of fixed block (17) is rotated and is connected with round pin axle (18), the fixed surface of round pin axle (18) is connected with handle (19), the bottom fixedly connected with support column (20) of base (1).
2. The physical teaching buoyancy demonstration device of claim 1 wherein: the surface of test-tube rack (3) has been seted up test tube mouth (4), test tube mouth (4) are the equidistant distribution on the surface of test-tube rack (3).
3. The physical teaching buoyancy demonstration device of claim 1 wherein: the surface of the cover plate (5) is fixedly connected with a handle (6), and the handle (6) is rectangular in length.
4. The physical teaching buoyancy demonstration device of claim 1 wherein: the surface of the glass groove (7) is provided with scales (8), and the scales (8) are in millimeter units.
5. The physical teaching buoyancy demonstration device of claim 1 wherein: the interior swing joint of recess (15) has weight (16), weight (16) position U type form.
6. The physical teaching buoyancy demonstration device of claim 1 wherein: the surface of the pin shaft (18) is fixedly connected with a handle (19), and the surface of the handle (19) is provided with an anti-skidding sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121340279.XU CN215495599U (en) | 2021-06-17 | 2021-06-17 | Buoyancy demonstration device for physics teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121340279.XU CN215495599U (en) | 2021-06-17 | 2021-06-17 | Buoyancy demonstration device for physics teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215495599U true CN215495599U (en) | 2022-01-11 |
Family
ID=79719059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121340279.XU Expired - Fee Related CN215495599U (en) | 2021-06-17 | 2021-06-17 | Buoyancy demonstration device for physics teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215495599U (en) |
-
2021
- 2021-06-17 CN CN202121340279.XU patent/CN215495599U/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: 20220111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |