CN206194219U - A mechanical link motion principle demonstration teaching aid for physical teaching - Google Patents

A mechanical link motion principle demonstration teaching aid for physical teaching Download PDF

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Publication number
CN206194219U
CN206194219U CN201621145599.9U CN201621145599U CN206194219U CN 206194219 U CN206194219 U CN 206194219U CN 201621145599 U CN201621145599 U CN 201621145599U CN 206194219 U CN206194219 U CN 206194219U
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CN
China
Prior art keywords
sliding block
outside
teaching aid
motion principle
guide pad
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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
Application number
CN201621145599.9U
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Chinese (zh)
Inventor
乔心页
张世明
尹书贤
陈强
张习峰
涂啟啟
于明洋
刘芷维
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Individual
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Individual
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Priority to CN201621145599.9U priority Critical patent/CN206194219U/en
Application granted granted Critical
Publication of CN206194219U publication Critical patent/CN206194219U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a mechanical link motion principle demonstration teaching aid for physical teaching, including rotating wheel, infrared remote sensing device and manometer, the outside fixed mounting of demonstration board has the guide block, the outside fixedly connected with bracing piece of guide block, be connected through the second sliding pin between head rod and the first slider, rotate for to be connected through first sliding pin between wheel and the head rod, speedtransmitter inlays in the outside of rotating the wheel, the inboard at the guide block is established to the second slider, pulley fixed mounting is in the inboard of guide block, the outside at the demonstration board is all inlayed to switch, infrared remote sensing device and manometer. This a mechanical link motion principle demonstration teaching aid for physical teaching is equipped with speed indicator and manometer, the speed and the variation in pressure of detectable demonstration in -process, and it has the infrared remote sensing device to inlay, can remotely control, installs inverter motor, but regulation rotational speed.

Description

A kind of mechanical linkage motion principle demonstration teaching aid for physics teaching
Technical field
The utility model is related to teaching aid technical field, specially a kind of mechanical linkage motor for physics teaching Reason demonstration teaching aid.
Background technology
Physics is an important subject, and some lecture experiments are frequently encountered in teaching process.During connecting rod is mechanism Two ends are hinged to transmit the rod member of motion and power respectively with active and driven member.
In existing physics teaching mechanical linkage motion principle demonstration teaching aid, can not be detected as needed in presentation process The real-time change of speed and pressure, sometimes demonstrates in explanation and is unable to remote control.
The content of the invention
The purpose of this utility model is to provide a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching, with Solve to propose in above-mentioned background technology the real-time change of detection speed and pressure and can not be unable to remote control as needed Problem.
To achieve the above object, the utility model provides following technical scheme:A kind of mechanical linkage for physics teaching Motion principle demonstration teaching aid, including demonstration board, rotating wheel, head rod, the first sliding pin, the second sliding pin, the first sliding block, support Bar, the second connecting rod, the second sliding block, guide pad, pad, velocity sensor, speedometer, switch, infrared remote sensing device, pressure gauge And pulley, guide pad is installed with the outside of the demonstration board, and the inner chamber of guide pad is inlaid with pad, the guide pad Outside is fixedly connected with the outside of support bar, and support bar and is provided with the first sliding block, and the head rod is arranged on the first sliding block Side, and be connected by the second sliding pin between head rod and the first sliding block, the rotating wheel is arranged on the first connection The side of bar, and be to be connected by the first sliding pin between rotating wheel and head rod, the velocity sensor is embedded in and turns The outside of driving wheel, and to be electrically connected between velocity sensor and speedometer, second sliding block is located at the inner side of guide pad, and It is connected by the second connecting rod between second sliding block and the first sliding block, the pulley is fixedly mounted on the inner side of guide pad, institute State the outside that switch, infrared remote sensing device and pressure gauge are embedded in demonstration board.
Preferably, the inner chamber of second sliding block is inlaid with pressure sensor, and pressure sensor and pressure display unit it Between for be electrically connected with.
Preferably, the bottom of the rotating wheel is provided with variable-frequency motor.
Preferably, first sliding block and the second sliding block are the device that can horizontally slip.
Preferably, the pad is resilient rubbber cushion.
Compared with prior art, the beneficial effects of the utility model are:This is used for the mechanical linkage motor of physics teaching Reason demonstration teaching aid is provided with speedometer and pressure gauge, can detect the change of the speed and pressure in presentation process, is inlaid with infrared distant Induction device, can be provided with resilient rubbber cushion to demonstration teaching aid remote control, can prevent the second slider damage, be provided with variable-frequency electric Machine, can adjust rotating speed.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model partial structural diagram.
In figure:1st, demonstration board, 2, rotating wheel, 3, head rod, the 4, first sliding pin, the 5, second sliding pin, the 6, first sliding block, 7th, support bar, the 8, second connecting rod, the 9, second sliding block, 10, guide pad, 11, pad, 12, velocity sensor, 13, speedometer, 14th, switch, 15, infrared remote sensing device, 16, pressure gauge, 17, pulley.
Specific 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 for being obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme:A kind of mechanical linkage motion for physics teaching Principle demonstration teaching aid, including demonstration board 1, rotating wheel 2, head rod 3, the first sliding pin 4, the second sliding pin 5, the first sliding block 6, branch Strut 7, the second connecting rod 8, the second sliding block 9, guide pad 10, pad 11, velocity sensor 12, speedometer 13, switch 14, it is infrared Sensoring 15, pressure gauge 16 and pulley 17, the outside of demonstration board 1 are installed with guide pad 10, and guide pad 10 inner chamber It is inlaid with pad 11, pad 11 is resilient rubbber cushion, the outside of guide pad 10 is fixedly connected with support bar 7, and support bar 7 is outer Side is provided with the first sliding block 6, and head rod 3 is arranged between the side of the first sliding block 6, and the sliding block 6 of head rod 3 and first It is connected by the second sliding pin 5, the first sliding block 6 and the second sliding block 9 are the device that can horizontally slip, and rotating wheel 2 is arranged on first It is to be connected by the first sliding pin 4 between the side of connecting rod 3, and rotating wheel 2 and head rod 3, the bottom of rotating wheel 2 sets There is variable-frequency motor, it is electrical that velocity sensor 12 is embedded between the outside of rotating wheel 2, and velocity sensor 12 and speedometer 13 Connection, the second sliding block 9 is located at and passes through the phase of the second connecting rod 8 between the inner side of guide pad 10, and the second sliding block 9 and the first sliding block 6 Connection, it is electrically to connect that the inner chamber of the second sliding block 9 is inlaid between pressure sensor, and pressure sensor and pressure display unit 16 Connect, pulley 17 is fixedly mounted on the inner side of guide pad 10, switch 14, infrared remote sensing device 15 and pressure gauge 16 are embedded in demonstration The outside of plate 1, the mechanical linkage motion principle demonstration teaching aid for being used for physics teaching is provided with speedometer 13 and pressure gauge 16, can examine The change of speed and the pressure surveyed in presentation process, is inlaid with infrared remote sensing device 15, can to demonstration teaching aid remote control, if The pad 11 of flexible rubber blanket, can prevent the second sliding block 9 from damaging, and be provided with variable-frequency motor, rotating speed be can adjust, using more just It is prompt.
Operation principle:When the mechanical linkage motion principle demonstration teaching aid of physics teaching is used for using this, need first to whole The individual mechanical linkage motion principle demonstration teaching aid for physics teaching has the understanding in a structure, can more easily carry out Use, secondly demonstration board 1 is placed on the table and external power source is connected, then opened by switch 14 or infrared remote sensing device 15 Open the variable-frequency motor that is arranged on the bottom of rotating wheel 2 and drive rotating wheel 2 to rotate, while driving first to slide by head rod 3 Block 6 carries out side-to-side movement, and the first sliding block 6 drives the second sliding block 9 to enter line slip by being connected to second connecting rod 8 of side, During this, the frictional force that can reduce between the second sliding block 9 and guide pad 10 of pulley 17 of inner side is embedded in, in making motion process The pressure measured between the second sliding block 9 and guide pad 10 is more accurate, by the speedometer 13 and pressure that are embedded in the outside of demonstration board 1 Power table 16 observes speed and pressure, adjusts the speed of rotating wheel 2 using variable-frequency motor afterwards, then observes the change of pressure gauge 16 Change, so as to more preferably complete the demonstration work of a series of mechanical linkage motion.
Although being described in detail to the utility model with reference to the foregoing embodiments, come for those skilled in the art Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered Row equivalent, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should It is included within protection domain of the present utility model.

Claims (5)

1. a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching, including demonstration board(1), rotating wheel(2), first Connecting rod(3), the first sliding pin(4), the second sliding pin(5), the first sliding block(6), support bar(7), the second connecting rod(8), second slide Block(9), guide pad(10), pad(11), velocity sensor(12), speedometer(13), switch(14), infrared remote sensing device (15), pressure gauge(16)And pulley(17), it is characterised in that:The demonstration board(1)Outside be installed with guide pad(10), And guide pad(10)Inner chamber be inlaid with pad(11), the guide pad(10)Outside be fixedly connected with support bar(7), and branch Strut(7)Outside be provided with the first sliding block(6), the head rod(3)It is arranged on the first sliding block(6)Side, and first Connecting rod(3)With the first sliding block(6)Between pass through the second sliding pin(5)It is connected, the rotating wheel(2)Installed in head rod (3)Side, and rotating wheel(2)With head rod(3)Between be by the first sliding pin(4)It is connected, the velocity pick-up Device(12)It is embedded in rotating wheel(2)Outside, and velocity sensor(12)With speedometer(13)Between to be electrically connected with, described the Two sliding blocks(9)It is located at guide pad(10)Inner side, and the second sliding block(9)With the first sliding block(6)Between pass through the second connecting rod(8) It is connected, the pulley(17)It is fixedly mounted on guide pad(10)Inner side, the switch(14), infrared remote sensing device(15)With Pressure gauge(16)It is embedded in demonstration board(1)Outside.
2. a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching according to claim 1, its feature exists In:Second sliding block(9)Inner chamber be inlaid with pressure sensor, and pressure sensor and pressure display unit(16)Between be electricity Property connection.
3. a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching according to claim 1, its feature exists In:The rotating wheel(2)Bottom be provided with variable-frequency motor.
4. a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching according to claim 1, its feature exists In:First sliding block(6)With the second sliding block(9)It is the device that can horizontally slip.
5. a kind of mechanical linkage motion principle demonstration teaching aid for physics teaching according to claim 1, its feature exists In:The pad(11)It is resilient rubbber cushion.
CN201621145599.9U 2016-10-21 2016-10-21 A mechanical link motion principle demonstration teaching aid for physical teaching Expired - Fee Related CN206194219U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621145599.9U CN206194219U (en) 2016-10-21 2016-10-21 A mechanical link motion principle demonstration teaching aid for physical teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621145599.9U CN206194219U (en) 2016-10-21 2016-10-21 A mechanical link motion principle demonstration teaching aid for physical teaching

Publications (1)

Publication Number Publication Date
CN206194219U true CN206194219U (en) 2017-05-24

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CN201621145599.9U Expired - Fee Related CN206194219U (en) 2016-10-21 2016-10-21 A mechanical link motion principle demonstration teaching aid for physical teaching

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109559630A (en) * 2019-01-23 2019-04-02 烟台工程职业技术学院(烟台市技师学院) A kind of machine automatization structure teaching demonstration device
CN109616003A (en) * 2019-01-31 2019-04-12 浙江理工大学 A kind of mechanical kinetic energy transmission teaching guidance model

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109559630A (en) * 2019-01-23 2019-04-02 烟台工程职业技术学院(烟台市技师学院) A kind of machine automatization structure teaching demonstration device
CN109559630B (en) * 2019-01-23 2021-01-05 烟台工程职业技术学院(烟台市技师学院) Mechanical automatic structure demonstration teaching device
CN109616003A (en) * 2019-01-31 2019-04-12 浙江理工大学 A kind of mechanical kinetic energy transmission teaching guidance model

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170524

Termination date: 20171021

CF01 Termination of patent right due to non-payment of annual fee