CN201845470U - Multifunctional horizontal projectile teaching demonstration instrument - Google Patents
Multifunctional horizontal projectile teaching demonstration instrument Download PDFInfo
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- CN201845470U CN201845470U CN2010206081870U CN201020608187U CN201845470U CN 201845470 U CN201845470 U CN 201845470U CN 2010206081870 U CN2010206081870 U CN 2010206081870U CN 201020608187 U CN201020608187 U CN 201020608187U CN 201845470 U CN201845470 U CN 201845470U
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- electromagnet
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- guide rail
- demonstration instrument
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Abstract
The utility model relates to a physical teaching demonstration instrument, particularly to a multifunctional horizontal projectile teaching demonstration instrument used for exploring the properties of uniform rectilinear motion in the horizontal direction and free-fall motion in the vertical direction of a horizontal projectile object. The multifunctional horizontal projectile teaching demonstration instrument comprises a controller, a fixed plate, an electromagnet No. 1, an infrared radial tube, iron balls, an electromagnet No. 2, an electromagnet No.3, a guide rail I, a guide rail II, a vertical heavy hammer indicator, an adjustable foot screw, a base, a base horizontal indicator, a ball receiving plate, brackets, a ball receiving sensor No. 1, a ball receiving sensor No. 2 and other components. The multifunctional horizontal projectile teaching demonstration instrument can accurately demonstrate the property of uniform rectilinear motion of horizontal projectile motion in the horizontal direction, moreover, the time of horizontal projectile motion and the time of free-fall motions of the same height can measured accurately, and the fall times are compared to explore the property of the free-fall motion in the vertical direction. The multifunctional horizontal projectile teaching demonstration instrument has multifunction and remarkable demonstration effect, and helps student to understand and memorize.
Description
Technical field
The utility model relates to a kind of physics teaching demonstrator, particularly a kind ofly probes into flat paraboloid and does the multi-functional flat throwing demonstration instrument for teaching of doing movement of falling object character on linear uniform motion character and the vertical direction in the horizontal direction.
Background technology
" level throw motion can be decomposed into the synthetic of two kinds of componental movements; be the componental movement that can regard linear uniform motion on the level throw motion horizontal direction as; the componental movement on the level throw motion vertical direction is the movement of falling object ", this is that we are in the content that must explain to student explain level throw motion physical process.Yet foregoing can only be teacher's oral account or writing on the blackboard, does not but have a kind of lecture experiment instrument to allow the student intuitively accept above-mentioned theory.The explanation that is to say teacher not vividly, not vivid, just rest on mechanical transfer stage of knowledge.
Summary of the invention
The purpose of this utility model provides a kind of energy demonstrating level throw motion horizontal direction do linear uniform motion, is the multi-functional flat throwing demonstration instrument for teaching of movement of falling object character on the vertical direction.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of multi-functional flat throwing demonstration instrument for teaching comprises: controller, display screen one, display screen two, K1 key, K2 key, fixed head, electromagnet, infrared correlation pipe, iron ball, No. two electromagnet, No. three electromagnet, guide rail one, guide rail two, vertically weight indication, burr adjustable tail margin screw, base, base level indicator, the plate of receiving, support, the sensor of receiving, No. more than two part-structures of the sensor of receiving.Display screen one, display screen two, K1 key and K2 key are installed on the described controller panel; A described electromagnet, guide rail one, guide rail two, the plate of receiving, vertically weight indication, support and fixed head are connected and fixed and are mounted to one, and are installed on the base by support.
Further, described controller is installed on the fixed head, and fixed head is installed on the base.
Further, described fixed head also is equipped with electromagnet, guide rail one, guide rail two, the plate of receiving, vertically weight indication, support.
Further, No. two electromagnet of installation and infrared correlation pipe on the described guide rail one; No. three electromagnet are installed on the described guide rail two.Guide rail one is used to place iron ball, and infrared correlation pipe is used to detect passing through constantly of iron ball, and No. two electromagnet is used to adsorb iron ball, and guide rail one is connected with support and fixed head.
Further, electromagnet is housed No. three on the described guide rail two, No. three electromagnet is used to adsorb iron ball, and guide rail two and support, receive plate and fixed head are connected.
Further, the described plate of receiving is rack-mount, and receive for No. one sensor and No. two sensors of receiving are positioned on the plate of receiving.
Further, be equipped with on the described base and can regulate base level and the vertical burr adjustable tail margin screw of support; Described base level indicator is installed on the base; Described vertical weight indication is rack-mount.Scalable burr adjustable tail margin screw makes base level and support vertical, guarantee support vertically and the level of base help improving experimental precision.
The linear uniform motion character of the utility model on can vivid ground demonstrating level throw motion horizontal direction, can accurately measure used time of level throw motion, used time of the sustained height movement of falling object, by the contrast fall time, probe into the flat character that in the vertical direction is done the movement of falling object of throwing, the utility model is multiple functional, the demonstration effect is obvious, is convenient to the student and understands memory.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
With reference to Fig. 1,1. controller, 101. display screens, one, 102. display screen two, 103.K1 key, 104.K2 key, 2. fixed head, 3. an electromagnet, 4. infrared correlation pipe, 5. iron ball, 6. No. two electromagnet, 7. No. three electromagnet, 8. guide rail one, and 9. guide rail two, 10. vertically weight indication, 11. burr adjustable tail margin screws, 12. base, 13. base level indicators, 14. plates of receiving, 15. support, No. 16. sensors of receiving, 17. No. two sensors of receiving.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
As shown in Figure 1, a kind of multi-functional flat throwing demonstration instrument for teaching is mainly by controller (1), display screen one (101), display screen two (102), K1 key (103), K2 key (104), fixed head (2), an electromagnet (3), infrared correlation pipe (4), iron ball (5), No. two electromagnet (6), No. three electromagnet (7), guide rail one (8), guide rail two (9), vertically weight indication (10), burr adjustable tail margin screw (11), base (12), base level indicator (13), the plate (14) of receiving, support (15), the sensor of receiving (16), No. two sensors of receiving (17) constitute; Display screen one (101) is installed on controller (1) panel, display screen two (102), K1 key (103) and K2 key (104) are used for the control experiment and show experiment information; An electromagnet (3), No. two electromagnet (6), No. three electromagnet (7) are used for absorption or discharge iron ball (5); The I/O mouth and the sensor of receiving (16) of the control panel that controller (1) is inner, No. two sensors of receiving (17) and infrared correlation pipe (4) are connected, and are used to detect iron ball (5); Controller (1) is installed on the fixed head (2).
With an electromagnet (3), guide rail one (8), guide rail two (9), the plate (14) of receiving, vertically weight indication (10), support (15) connects, and fixedly connected with fixed head (2) and to be integral, again support (15) is fixedly mounted on the base (12), constitute a test unit; Guarantee during installation that the least significant end of an electromagnet (3) and the level end of guide rail one (8) are in same surface level; Burr adjustable tail margin screw (11) on the base (12) can regulate the level of base (12) and support (15) vertically, by the level of base level indicator (13) indication base (12), by vertical weight indication (10) indication supports (15) vertically.
Guide rail one (8) is gone up No. two electromagnet (6) is installed, and is used to control the absorption and the release of iron ball (5); Infrared correlation pipe (4) is housed on it is used to detect passing through constantly of iron ball.
Guide rail two (9) is gone up No. three electromagnet (7) is installed, and is used to control the absorption and the release of iron ball (5); Guarantee during installation that No. two electromagnet (6) arrive the vertically highly identical of guide rail two (9) level ends to the vertical height of guide rail one (8) level end with No. three electromagnet (7).
The plate (14) of receiving is installed on the support (15), is used to place sensor of receiving (16) and No. two sensors of receiving (17).
Further specify concrete enforcement of the present utility model below by two experiments.
When the linear uniform motion on the level throw motion horizontal direction is specifically tested, operate according to following steps:
Before the experiment, regulate burr adjustable tail margin screw (11) at first repeatedly, make vertical weight indication (10) indication support (15) vertical, allow base level indicator (13) indicate base (12) level;
Remove sensor of receiving (16) and No. two sensors of receiving (17) from the plate of receiving (14);
Connect the power supply of controller (1), press reset button K1 key (103) then once, display screen one (101) and display screen two (102) respectively show five " 0 ", and at this moment, No. two electromagnet (6) and No. three electromagnet (7) energising have magnetic;
Iron ball (5) is placed on No. two electromagnet (6) and No. three electromagnet (7) respectively goes up absorption, two iron balls (5) are vertically highly identical from guide rail level end separately;
Press start key K2 key (104), two iron balls (5) are released simultaneously, an iron ball (5) is dished out from the tiltedly poor level of guide rail one (8), another iron ball (5) is done linear uniform motion guide rail two (9) is upward being received plate (14) with identical initial velocity on, the iron ball that level is dished out (5) hits the bead of doing linear uniform motion at the plate of receiving (14) from the top, thereby the motion in the horizontal direction of explanation level throw motion is a linear uniform motion.
When the character that flat throwing in the vertical direction is done the movement of falling object is specifically tested, operate according to following steps:
Before the experiment, regulate burr adjustable tail margin screw (11) at first repeatedly, make vertical weight indication (10) indication support (15) vertical, allow base level indicator (13) indicate base (12) level;
With hand iron ball (5) is placed on the guide rail one (8), be close to No. two electromagnet (6) during placement, discharge then, the sensor of receiving (16) is placed on the plate of receiving (14), repeated multiple times is regulated the position of the sensor of receiving (16), allows iron ball (5) fall into the sensor of receiving (16) just;
With hand with iron ball (5) be placed on an electromagnet (3) under, be close to an electromagnet (3) during placement, discharge then, allow iron ball (5) do the movement of falling object, repeated multiple times is regulated the position of No. two sensors of receiving (17), allows iron ball (5) fall into No. two sensors of receiving (17) just;
Connect controller (1) power supply, press reset button K1 key (103) twice, display screen one (101) and display screen two (102) show five " 8 ", and No. two electromagnet (6) and an electromagnet (3) are switched on and had magnetic;
Iron ball (5) is placed on an electromagnet (3) and No. two electromagnet (6) absorption respectively, and two iron balls (5) are vertically highly identical from the plate of receiving (14);
Press start key K2 key (104), an iron ball (5) is dished out from the tiltedly poor level of guide rail one (8), when the end that moves to guide rail one (8), when blocking infrared correlation pipe (4), the I/O of controller (1) detects the position of iron ball (5), controller (a 1) electromagnet of control (3) outage, and absorption iron ball (5) thereon begins to do the movement of falling object, simultaneously controller (1) is display screen one (101) and display screen two (102) zero clearings, and picks up counting respectively;
When the iron ball (5) on the guide rail one (8) fell into the sensor of receiving (16), display screen one (101) stopped to show that content displayed is that the flat back of throwing is to the time of landing;
When the iron ball (5) on being adsorbed on an electromagnet (3) fell into No. two sensors of receiving (17), display screen two (102) stopped to show that content displayed is the time of iron ball (5) freely falling body;
The contrast of twice differs very little, in the scope that error allows, can think equal, and promptly the level throw motion in the vertical direction is done the movement of falling object.
What be worth proposition is; protection domain of the present utility model is not limited to above-mentioned embodiment; according to basic fundamental design of the present utility model; particularly this multi-functional flat throwing demonstration instrument for teaching; those of ordinary skills need not through performing creative labour; the embodiment that can associate all belongs to protection domain of the present utility model.
Claims (4)
1. multi-functional flat throwing demonstration instrument for teaching, be particularly related to and a kind ofly probe into flat paraboloid and do the multi-functional flat throwing demonstration instrument for teaching of doing movement of falling object character on linear uniform motion character and the vertical direction in the horizontal direction, it is characterized in that: comprise controller (1), display screen one (101), display screen two (102), K1 key (103), K2 key (104), fixed head (2), an electromagnet (3), infrared correlation pipe (4), iron ball (5), No. two electromagnet (6), No. three electromagnet (7), guide rail one (8), guide rail two (9), vertically weight indication (10), burr adjustable tail margin screw (11), base (12), base level indicator (13), the plate (14) of receiving, support (15), the sensor of receiving (16), several part-structures of No. two sensors of receiving (17); Described display screen one (101), display screen two (102), K1 key (103) and the K2 key (104) on controller (1) panel, installed; A described electromagnet (3), guide rail one (8), guide rail two (9), the plate of receiving (14), vertical weight indication (10), support (15) and fixed head (2) are connected and fixed and are mounted to one, and are installed on the base (12) by support (15).
2. a kind of multi-functional flat throwing demonstration instrument for teaching according to claim 1 is characterized in that: described guide rail one (8) is gone up No. two electromagnet (6) and infrared correlation pipe (4) is installed; Described guide rail two (9) is gone up No. three electromagnet (7) is installed.
3. a kind of multi-functional flat throwing demonstration instrument for teaching according to claim 1, it is characterized in that: the described plate of receiving (14) is installed on the support (15), and sensor of receiving (16) and No. two sensors of receiving (17) are positioned on the plate of receiving (14).
4. a kind of multi-functional flat throwing demonstration instrument for teaching according to claim 1 is characterized in that: be equipped with on the described base (12) and can regulate base (12) level and the vertical burr adjustable tail margin screw (11) of support (15); Described base level indicator (13) is installed on the base (12); Described vertical weight indication (10) is installed on the support (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206081870U CN201845470U (en) | 2010-11-16 | 2010-11-16 | Multifunctional horizontal projectile teaching demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206081870U CN201845470U (en) | 2010-11-16 | 2010-11-16 | Multifunctional horizontal projectile teaching demonstration instrument |
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| Publication Number | Publication Date |
|---|---|
| CN201845470U true CN201845470U (en) | 2011-05-25 |
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| CN2010206081870U Expired - Fee Related CN201845470U (en) | 2010-11-16 | 2010-11-16 | Multifunctional horizontal projectile teaching demonstration instrument |
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| CN (1) | CN201845470U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507089A (en) * | 2011-11-30 | 2012-06-20 | 长春理工大学 | Calibration device and method of car door closing force tester |
| CN103544868A (en) * | 2013-07-27 | 2014-01-29 | 苍南县利新科教仪器有限公司 | Horizontal-casting sectional demonstration experimental device and experimental method thereof |
| CN103903495A (en) * | 2014-04-28 | 2014-07-02 | 蚌埠市创新科普产品工程研究中心有限公司 | Small ball track demonstrating machine |
| CN104077941A (en) * | 2014-06-25 | 2014-10-01 | 南宁市第二中学 | Horizontal cast motion demonstrator |
| CN106157762A (en) * | 2016-09-22 | 2016-11-23 | 刘芳奇 | Horizontal cast movement demonstration instrument |
| CN106601086A (en) * | 2016-12-07 | 2017-04-26 | 刘希越 | Automatic verifying device for free fall experiments |
| CN106781897A (en) * | 2017-01-16 | 2017-05-31 | 安徽师范大学 | Homing position type free fall experimental device |
| CN107289915A (en) * | 2017-06-15 | 2017-10-24 | 杭州士兰微电子股份有限公司 | Measurement apparatus and measuring method |
| CN107644575A (en) * | 2017-09-30 | 2018-01-30 | 温州广宇机械设备有限公司 | A kind of bead motion simulation device |
| CN109410713A (en) * | 2018-11-22 | 2019-03-01 | 马浩然 | A kind of high school physics that experimental precision is high conservation of momentum experimental provision |
-
2010
- 2010-11-16 CN CN2010206081870U patent/CN201845470U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507089A (en) * | 2011-11-30 | 2012-06-20 | 长春理工大学 | Calibration device and method of car door closing force tester |
| CN102507089B (en) * | 2011-11-30 | 2013-07-24 | 长春理工大学 | Calibration device and method of car door closing force tester |
| CN103544868A (en) * | 2013-07-27 | 2014-01-29 | 苍南县利新科教仪器有限公司 | Horizontal-casting sectional demonstration experimental device and experimental method thereof |
| CN103903495A (en) * | 2014-04-28 | 2014-07-02 | 蚌埠市创新科普产品工程研究中心有限公司 | Small ball track demonstrating machine |
| CN104077941A (en) * | 2014-06-25 | 2014-10-01 | 南宁市第二中学 | Horizontal cast motion demonstrator |
| CN106157762A (en) * | 2016-09-22 | 2016-11-23 | 刘芳奇 | Horizontal cast movement demonstration instrument |
| CN106601086A (en) * | 2016-12-07 | 2017-04-26 | 刘希越 | Automatic verifying device for free fall experiments |
| CN106781897A (en) * | 2017-01-16 | 2017-05-31 | 安徽师范大学 | Homing position type free fall experimental device |
| CN107289915A (en) * | 2017-06-15 | 2017-10-24 | 杭州士兰微电子股份有限公司 | Measurement apparatus and measuring method |
| CN107289915B (en) * | 2017-06-15 | 2023-09-15 | 杭州士兰微电子股份有限公司 | Measuring device and measuring method |
| CN107644575A (en) * | 2017-09-30 | 2018-01-30 | 温州广宇机械设备有限公司 | A kind of bead motion simulation device |
| CN109410713A (en) * | 2018-11-22 | 2019-03-01 | 马浩然 | A kind of high school physics that experimental precision is high conservation of momentum experimental provision |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20131116 |