CN204375291U - A kind of liquid buoyancy demonstrating device - Google Patents
A kind of liquid buoyancy demonstrating device Download PDFInfo
- Publication number
- CN204375291U CN204375291U CN201520010582.1U CN201520010582U CN204375291U CN 204375291 U CN204375291 U CN 204375291U CN 201520010582 U CN201520010582 U CN 201520010582U CN 204375291 U CN204375291 U CN 204375291U
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- motor
- knob
- cord
- control module
- water tank
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Abstract
The utility model discloses a kind of liquid buoyancy demonstrating device, comprise described support and be fixed on base, mid-stent fixes liquid holding bottle by knob one, and the upper end of support is by knob two fixed electrical machinery driver element; Described electric-motor drive unit comprises battery, motor and control module, the lower end of described motor is by cord linking springs dynamometer, and described weight beam connects floating block by cord, and cord one end is connected with floating block, the other end is connected with weight beam, and described fixed pulley is fixed on water tank bottom.In described electric-motor drive unit, described control module controls motor running, and control module pulls the speed of weight beam for controlling cord.The beneficial effects of the utility model are, this device can realize measuring a certain water level lower floating block be in buoyancy suffered by diverse location by arranging electric-motor drive unit, simultaneously this experimental provision structure simple, realize easily.
Description
Technical field
The utility model relates to a kind of Physical Experiment apparatus for demonstrating, especially a kind of liquid buoyancy demonstrating device.
Background technology
At present, buoyancy is the emphasis of physics teaching, and be familiar with the emphasis that buoyancy is teaching by experiment, in existing experimental provision, weight beam is generally fixed on iron stand, cannot be in buoyancy suffered by diverse location by a certain water level lower floating block.
Summary of the invention
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of liquid buoyancy demonstrating device.
For achieving the above object, the utility model adopts following technical proposals:
A kind of liquid buoyancy demonstrating device, comprises base, support, conduit, knob one, knob two, battery, motor, weight beam, rule, floating block, fixed pulley, water tank, liquid holding bottle, pipe clamp;
Described support is fixed on base, and mid-stent fixes liquid holding bottle by knob one, and the lower end of described liquid holding bottle is provided with conduit, and conduit arranges pipe clamp; The upper end of support is by knob two fixed electrical machinery driver element; Described electric-motor drive unit comprises battery, motor and control module, the lower end of described motor is by cord linking springs dynamometer, and described weight beam connects floating block by cord, and cord one end is connected with floating block, the other end is connected with weight beam, and described fixed pulley is fixed on water tank bottom; Rule is fixedly installed on water tank inside, scale mark and support vertical.
In described electric-motor drive unit, described control module controls motor running, and control module pulls the speed of weight beam for controlling cord.
Further, described knob two is adjustable, for regulating the relative height of motor and control module and water tank.
Further, described knob one is adjustable, for regulating the relative height of liquid holding bottle and water tank.
Further, the zero graduation of described rule is positioned at bottom.
The beneficial effects of the utility model are, this device can realize measuring a certain water level lower floating block be in buoyancy suffered by diverse location by arranging electric-motor drive unit, simultaneously this experimental provision structure simple, realize easily.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Wherein 1. bases, 2. support, 3. conduit, 4. knob one, 5. knob two, 6. battery, 7. motor, 8. weight beam, 9. rule, 10. floating block, 11. fixed pulleys, 12. water tanks, 13. liquid holding bottles, 14. pipe clamps.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
A kind of liquid buoyancy demonstrating device, comprises base 1, support 2, conduit 3, knob 1, knob 25, battery 6, motor 7, weight beam 8, rule 9, floating block 10, fixed pulley 11, water tank 12, liquid holding bottle 13, pipe clamp 14.
Described support 2 is fixed on base 1, and by the fixing liquid holding bottle 13 of knob 1 in the middle part of support 2, the lower end of described liquid holding bottle 13 is provided with conduit 3, conduit 3 is arranged pipe clamp 14; The upper end of support 2 is by knob 25 fixed electrical machinery driver element; Described electric-motor drive unit comprises battery 6, motor 7 and control module, the lower end of described motor is by cord linking springs dynamometer 8, described weight beam 8 connects floating block 10 by cord, cord one end is connected with floating block 10, the other end is connected with weight beam 8, and described fixed pulley 11 is fixed on bottom water tank 12; It is inner that rule 9 is fixedly installed on water tank 1, and scale mark is vertical with support 2.
In described electric-motor drive unit, described control module controls motor 7 and operates, and control module pulls the speed of weight beam 13 for controlling cord.
Further, described knob 25 is adjustable, for regulating the relative height of motor 7 and control module and water tank.
Further, described knob 1 is adjustable, for regulating the relative height of liquid holding bottle 13 and water tank 12.
Further, the zero graduation of described rule is positioned at bottom.
The described liquid buoyancy demonstrating device course of work is as follows:
First in water tank 12, inject a certain amount of water, the relative height of motor 7 and control module and water tank is regulated by knob 25, the relative height of liquid holding bottle 13 and water tank 12 is regulated by knob 1, opening electric-motor drive unit makes motor 6 work, regulation unit makes weight beam 8 static, treat that floating block 10 is static, read the reading of rule 9 reading and weight beam 8, regulation unit makes weight beam 8 at the uniform velocity rising one end distance again, treat that floating block 10 is static, read the reading of rule 9 reading and weight beam 8, repeat this process, the buoyancy value suffered by differing heights lower floating block 10 can be known,
By regulating pipe clamp 14 to inject the certain water yield of water tank 12, close pipe clamp 14, then under measuring this water level by regulation unit, floating block 10 is in buoyancy value during differing heights.
The beneficial effects of the utility model are, this device can realize measuring a certain water level lower floating block be in buoyancy suffered by diverse location by arranging electric-motor drive unit, simultaneously this experimental provision structure simple, realize easily.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (5)
1. a liquid buoyancy demonstrating device, is characterized in that, comprises base, support, conduit, knob one, knob two, battery, motor, weight beam, rule, floating block, fixed pulley, water tank, liquid holding bottle, pipe clamp; Described support is fixed on base, and mid-stent fixes liquid holding bottle by knob one, and the upper end of support is by knob two fixed electrical machinery driver element; Described electric-motor drive unit comprises battery, motor and control module, the lower end of described motor is by cord linking springs dynamometer, and described weight beam connects floating block by cord, and cord one end is connected with floating block, the other end is connected with weight beam, and described fixed pulley is fixed on water tank bottom; Rule is fixedly installed on water tank inside, scale mark and support vertical;
In described electric-motor drive unit, described control module controls motor running, and control module pulls the speed of weight beam for controlling cord.
2. liquid buoyancy demonstrating device as claimed in claim 1, it is characterized in that, described knob two is adjustable, for regulating the relative height of motor and control module and water tank.
3. liquid buoyancy demonstrating device as claimed in claim 1, it is characterized in that, described knob one is adjustable, for regulating the relative height of liquid holding bottle and water tank.
4. liquid buoyancy demonstrating device as claimed in claim 1, it is characterized in that, the zero graduation of described rule is positioned at bottom.
5. liquid buoyancy demonstrating device as claimed in claim 1, it is characterized in that, the lower end of described liquid holding bottle is provided with conduit, and conduit arranges pipe clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010582.1U CN204375291U (en) | 2015-01-08 | 2015-01-08 | A kind of liquid buoyancy demonstrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520010582.1U CN204375291U (en) | 2015-01-08 | 2015-01-08 | A kind of liquid buoyancy demonstrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375291U true CN204375291U (en) | 2015-06-03 |
Family
ID=53331488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520010582.1U Expired - Fee Related CN204375291U (en) | 2015-01-08 | 2015-01-08 | A kind of liquid buoyancy demonstrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375291U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057033A (en) * | 2016-08-24 | 2016-10-26 | 叶倩倩 | Buoyancy teaching demonstration structure |
| CN107610565A (en) * | 2017-11-01 | 2018-01-19 | 苏畅 | A kind of physics teaching buoyancy demonstration equipment |
| CN107633745A (en) * | 2017-11-01 | 2018-01-26 | 苏畅 | A kind of buoyancy experiment equipment for physics teaching |
-
2015
- 2015-01-08 CN CN201520010582.1U patent/CN204375291U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057033A (en) * | 2016-08-24 | 2016-10-26 | 叶倩倩 | Buoyancy teaching demonstration structure |
| CN106057033B (en) * | 2016-08-24 | 2018-10-19 | 张天真 | buoyancy demonstration teaching aid |
| CN107610565A (en) * | 2017-11-01 | 2018-01-19 | 苏畅 | A kind of physics teaching buoyancy demonstration equipment |
| CN107633745A (en) * | 2017-11-01 | 2018-01-26 | 苏畅 | A kind of buoyancy experiment equipment for physics teaching |
| CN107633745B (en) * | 2017-11-01 | 2024-05-24 | 南京登峰机械制造有限公司 | Buoyancy experimental equipment for physical teaching |
| CN107610565B (en) * | 2017-11-01 | 2024-06-04 | 南京多产国际贸易咨询服务有限公司 | Buoyancy demonstration equipment for physical teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20160108 |