CN206331694U - A kind of buoyancy teaching demonstration device - Google Patents
A kind of buoyancy teaching demonstration device Download PDFInfo
- Publication number
- CN206331694U CN206331694U CN201621400800.3U CN201621400800U CN206331694U CN 206331694 U CN206331694 U CN 206331694U CN 201621400800 U CN201621400800 U CN 201621400800U CN 206331694 U CN206331694 U CN 206331694U
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- China
- Prior art keywords
- fixed
- pond
- crossbeam
- motor
- tension meter
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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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- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The utility model discloses a kind of buoyancy teaching demonstration device, including pond, lift assembly, crossbeam, electronic tension meter, rope, delivery port, supporting plate, weighing electronic scale, beaker, the pond is made up of clear glass, the lift assembly is fixed in pond, the crossbeam is fixed on the mobile terminal of lift assembly, the electronic tension meter is fixed in crossbeam front end, the rope is fixed on electronic tension meter, the delivery port is arranged on pond side, the supporting plate, which is fixed on the outside of pond, to be located at below delivery port, the weighing electronic scale is set on the supporting plate, the beaker is placed on weighing electronic scale, and beaker is corresponding with delivery port.The utility model have the advantages that it is simple in construction, operation easily, using effect it is good.
Description
Technical field
The utility model is related to teaching equipment technical field, specially a kind of buoyancy teaching demonstration device.
Background technology
In the teaching of wall Physics Course, buoyancy phenomenon is the key content of Physics Course, liquid buoyancy Producing reason and
Influence liquid buoyancy factor is the difficult point of teaching all the time, and teacher typically can be by the experiment of physics floating force come auxiliary when explanation
Assiatant learns, and is generally all utilized in water tank and sets floatable object, because the speed that buoyancy produces process is uncontrollable, leads
Cause existing laboratory apparatus buoyancy can not be produced into process and reason and intuitively be shown to student, and directly observe and also express not shape
As student understands relatively difficult to it, causes poor effect of giving lessons.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of buoyancy teaching demonstration device, to solve
The problem of being proposed in certainly above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of buoyancy teaching demonstration device, including water
Pond, lift assembly, crossbeam, electronic tension meter, rope, delivery port, supporting plate, weighing electronic scale, beaker, the pond are transparent
Glass is made, and the lift assembly is fixed in pond, and the crossbeam is fixed on the mobile terminal of lift assembly, and the electronics is drawn
Power meter is fixed in crossbeam front end, and the rope is fixed on electronic tension meter, and the delivery port is arranged on pond side, the branch
Fagging, which is fixed on the outside of pond, to be located at below delivery port, and the weighing electronic scale is set on the supporting plate, and the beaker is placed on
On weighing electronic scale, and beaker is corresponding with delivery port.
It is preferred that, the lift assembly is made up of fixed seat, slide bar, screw mandrel, movable block, motor, and the slide bar is
Two, slide bar two ends are connected with fixed seat respectively, and the fixed seat is two, and one of those is fixed in basin bottom, described
Screw mandrel two ends are connected in fixed seat by bearing, and the movable block is slidably connected on slide bar, and screw thread is provided with movable block
Hole, movable block is connected by screw thread with screw mandrel, and movable block side and crossbeam are affixed, and the motor is arranged on upper end fixed seat
On, and driving motor output shaft and screw mandrel are affixed.
It is preferred that, the electronic tension meter is connected by swivel head with crossbeam.
It is preferred that, the motor is clockwise and anticlockwise motor, and motor is connected with controller.
It is preferred that, the swivel head is made up of fixing end, round end, rotating shaft, and the fixing end is fixed on crossbeam, described
Round end is affixed with electronic tension meter, and the rotating shaft is affixed with fixing end, round end respectively.
Compared with prior art, the beneficial effects of the utility model are：A kind of buoyancy teaching is drilled disclosed in the utility model
Showing device, is moved by lift assembly by test object, changes volume of the test object in water, changes test buoyancy, rotation
Electronic tension meter can test density be big and the small test object of density；By the numerical value of electronic tension meter and weighing electronic scale with
And the water of beaker, so as to obtain the rule of buoyancy, simple in construction, operation is easy, obtain numerical value can allow student's fast understanding to be floated
Power.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is lift assembly structural representation of the present utility model；
Fig. 3 is rotating head structure schematic diagram of the present utility model.
In figure：1- ponds；2- lift assemblies；3- crossbeams；4- electronic tension meters；5- ropes；6- delivery ports；7- supporting plates；
8- weighing electronic scales；9- beakers；11- fixed seats；12- slide bars；13- screw mandrels；14- movable blocks；15- motors；20- rotates
Head；21- fixing ends；22- round ends；23- rotating shafts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-3, the utility model provides a kind of buoyancy teaching demonstration device, including pond 1, lift assembly 2,
Crossbeam 3, electronic tension meter 4, rope 5, delivery port 6, supporting plate 7, weighing electronic scale 8, beaker 9, the pond 1 are clear glass
It is made, the lift assembly 2 is fixed in pond 1, the crossbeam 3 is fixed on the mobile terminal of lift assembly 2, the electronics is drawn
Power meter 4 is fixed in the front end of crossbeam 3, and the rope 5 is fixed on electronic tension meter 4, and the delivery port 6 is arranged on the side of pond 1,
The supporting plate 7 is fixed in the outside of pond 1 and is located at the lower section of delivery port 6, and the weighing electronic scale 8 is arranged in supporting plate 7, described
Beaker 9 is placed on weighing electronic scale 8, and beaker 9 is corresponding with delivery port 6.
The lift assembly 2 is made up of fixed seat 11, slide bar 12, screw mandrel 13, movable block 14, motor 15, the cunning
Bar 12 is two, and the two ends of slide bar 12 are connected with fixed seat 11 respectively, and the fixed seat 11 is two, and one of those is fixed in water
The bottom of pond 1, the two ends of screw mandrel 13 are connected in fixed seat 11 by bearing, and the movable block 14 is slidably connected at slide bar 12
On, and screwed hole is provided with movable block 14, movable block 14 is connected by screw thread with screw mandrel 13, and the side of movable block 14 is consolidated with crossbeam 3
Connect, the motor 15 is arranged in upper end fixed seat 11, and the output shaft of motor 15 and screw mandrel 13 are affixed.Pass through driving
The drive screw 13 of motor 15 is rotated, and driving movable block 14 is moved, and volume of the test object in water is changed so as to allow；
The electronic tension meter 4 is connected by swivel head 20 with crossbeam 3.Rotatable electronic tension meter 4 can test density
The big and small test object of density；
The motor 15 is clockwise and anticlockwise motor, and motor 15 is connected with controller.Positive and negative motor 15 can
Control movable block 14 is moved up and down, and controller convenient use；
The swivel head 20 is made up of fixing end 21, round end 22, rotating shaft 23, and the fixing end 21 is fixed on crossbeam 3,
The round end 22 and electronic tension meter 4 are affixed, and the rotating shaft 23 is affixed with fixing end 21, round end 22 respectively, swivel head 20
Can be gone bail for being rotated at random of electronic tension meter 4.
Operation principle：The utility model provides a kind of buoyancy teaching demonstration device, and test object is allowed by lift assembly 2
It is mobile, change volume of the test object in water, change test buoyancy, pass through electronic tension meter 4 and the numerical value of weighing electronic scale 9
And the water two of beaker 10, so as to obtain the rule of buoyancy.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of buoyancy teaching demonstration device, including pond (1), lift assembly (2), crossbeam (3), electronic tension meter (4), rope
(5), delivery port (6), supporting plate (7), weighing electronic scale (8) and beaker (9), it is characterised in that：The pond (1) is transparent glass
Glass is made, and the lift assembly (2) is fixed in pond (1), and the crossbeam (3) is fixed on the mobile terminal of lift assembly (2),
The electronic tension meter (4) is fixed in crossbeam (3) front end, and the rope (5) is fixed on electronic tension meter (4), the water outlet
Mouth (6) is arranged on pond (1) side, and the supporting plate (7), which is fixed on the outside of pond (1), to be located at below delivery port (6), described to claim
Weight electronic balancer (8) is arranged in supporting plate (7), and the beaker (9) is placed on weighing electronic scale (8), and beaker (9) and water outlet
Mouth (6) is corresponding.
2. a kind of buoyancy teaching demonstration device according to claim 1, it is characterised in that：The lift assembly (2) is by solid
Reservation (11), slide bar (12), screw mandrel (13), movable block (14), motor (15) composition, the slide bar (12) is two, sliding
Bar (12) two ends are connected with fixed seat (11) respectively, and the fixed seat (11) is two, and one of those is fixed in pond (1) bottom
Portion, screw mandrel (13) two ends are connected in fixed seat (11) by bearing, and the movable block (14) is slidably connected at slide bar
(12) screwed hole is provided with, and on movable block (14), movable block (14) is connected by screw thread with screw mandrel (13), movable block (14) one
Side and crossbeam (3) are affixed, the motor (15) be arranged on upper end fixed seat (11) on, and motor (15) output shaft with
Screw mandrel (13) is affixed.
3. a kind of buoyancy teaching demonstration device according to claim 1, it is characterised in that：The electronic tension meter (4) is led to
Swivel head (20) is crossed to be connected with crossbeam (3).
4. a kind of buoyancy teaching demonstration device according to claim 2, it is characterised in that：The motor (15) is positive and negative
Rotating motor, and motor (15) is connected with controller.
5. a kind of buoyancy teaching demonstration device according to claim 3, it is characterised in that：The swivel head (20) is by fixing
Hold (21), round end (22), rotating shaft (23) composition, the fixing end (21) is fixed on crossbeam (3), the round end (22) with
Electronic tension meter (4) is affixed, and the rotating shaft (23) is affixed with fixing end (21), round end (22) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400800.3U CN206331694U (en) | 2016-12-20 | 2016-12-20 | A kind of buoyancy teaching demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400800.3U CN206331694U (en) | 2016-12-20 | 2016-12-20 | A kind of buoyancy teaching demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331694U true CN206331694U (en) | 2017-07-14 |
Family
ID=59290690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621400800.3U Expired - Fee Related CN206331694U (en) | 2016-12-20 | 2016-12-20 | A kind of buoyancy teaching demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206331694U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107871426A (en) * | 2017-12-20 | 2018-04-03 | 黎桢宇 | A kind of senior middle school physics teaching experiment buoyancy demonstrating device |
| CN108320635A (en) * | 2018-01-03 | 2018-07-24 | 佛山杰致信息科技有限公司 | A kind of physics floating force demonstration device for teaching |
| CN108573641A (en) * | 2018-05-03 | 2018-09-25 | 刘昱 | A kind of high school physics buoyancy experiment device |
| CN108682243A (en) * | 2018-08-09 | 2018-10-19 | 吴依诺 | A kind of buoyancy instructional device |
| CN109974924A (en) * | 2019-03-15 | 2019-07-05 | 上海隧道工程有限公司 | Shield shield tail simultaneous grouting slurry buoyancy measuring device and its measurement method |
| CN112951052A (en) * | 2021-01-29 | 2021-06-11 | 重庆医药高等专科学校 | Colleges and universities experiment display device |
| CN112967578A (en) * | 2021-01-29 | 2021-06-15 | 重庆医药高等专科学校 | Visual safety test control method |
-
2016
- 2016-12-20 CN CN201621400800.3U patent/CN206331694U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107871426A (en) * | 2017-12-20 | 2018-04-03 | 黎桢宇 | A kind of senior middle school physics teaching experiment buoyancy demonstrating device |
| CN108320635A (en) * | 2018-01-03 | 2018-07-24 | 佛山杰致信息科技有限公司 | A kind of physics floating force demonstration device for teaching |
| CN108573641A (en) * | 2018-05-03 | 2018-09-25 | 刘昱 | A kind of high school physics buoyancy experiment device |
| CN108682243A (en) * | 2018-08-09 | 2018-10-19 | 吴依诺 | A kind of buoyancy instructional device |
| CN108682243B (en) * | 2018-08-09 | 2019-12-03 | 吴依诺 | A kind of buoyancy instructional device |
| CN109974924A (en) * | 2019-03-15 | 2019-07-05 | 上海隧道工程有限公司 | Shield shield tail simultaneous grouting slurry buoyancy measuring device and its measurement method |
| CN109974924B (en) * | 2019-03-15 | 2021-08-06 | 上海隧道工程有限公司 | Shield tail synchronous grouting slurry buoyancy measuring device and method |
| CN112951052A (en) * | 2021-01-29 | 2021-06-11 | 重庆医药高等专科学校 | Colleges and universities experiment display device |
| CN112967578A (en) * | 2021-01-29 | 2021-06-15 | 重庆医药高等专科学校 | Visual safety test control method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20181220 |