CN206685027U - A kind of physics teaching in secondary school light mirrored text apparatus for demonstrating - Google Patents

A kind of physics teaching in secondary school light mirrored text apparatus for demonstrating Download PDF

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Publication number
CN206685027U
CN206685027U CN201720205299.3U CN201720205299U CN206685027U CN 206685027 U CN206685027 U CN 206685027U CN 201720205299 U CN201720205299 U CN 201720205299U CN 206685027 U CN206685027 U CN 206685027U
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China
Prior art keywords
demonstrating
groove
physics teaching
school
demonstration board
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CN201720205299.3U
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Chinese (zh)
Inventor
杨勇
陈青青
胡瑞景
袁琴
邹紫旦
梁艳
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Jiangxi Normal University
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Jiangxi Normal University
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Abstract

The utility model discloses a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating, including base, the base upper end is fixedly connected with column, the external screw-thread of the rotary shaft is connected with annular rotating shaft, the upper end engagement of the annular rotating shaft is connected with side gear, the rocking bar passes through the outer wall of column and stretched out, the upper end inwall of the rotary shaft is provided with bearing, the bearing inner sleeve is connected to fixed block, the upper end of the fixed block is fixed with supporting plate, the upper end of the supporting plate is provided with demonstration board, speculum is provided with the bottom centre of the demonstration board, the upper end of the speculum is provided with semi-circle shaped transparent colloid, the outside of the transparent colloid is provided with scale area, sliding block is provided with the chute, the upper end of slide block is vertically provided with connecting rod.The utility model is simple in construction, easy to operate, can not only meet classmate's study of different azimuth, and presentation process is visual and understandable, and the device is easy to use ingenious, is suitably widely popularized.

Description

A kind of physics teaching in secondary school light mirrored text apparatus for demonstrating
Technical field
Technical field of teaching instruments is the utility model is related to, more particularly to a kind of physics teaching in secondary school is drilled with light mirrored text Showing device.
Background technology
Physics is the research motion of matter most typically subject of rule and material basic structure, as taking the lead for natural science Subject, physics research is greatly to universe, the as low as most basic forms of motion of all materials such as elementary particle and rule, therefore turn into The Research foundation of other each natural branch of sciences, its theoretical construct make full use of working language of the mathematics as oneself, with Test as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject.Physics research Be the most basic characteristics of motion of nature, be a science based on experiment, experimental teaching is one in physics teaching Individual important step, and a prominent weak link, experimental teaching are to aid in student and establish correct concept, grasp science rule The important means restrain, obtain systematic knowledge, formed skill technique and possess various abilities, but for a long time, due to exam-oriented education Influence, and to experimental teaching understand deviation and limitation, taught in the prevalence of teacher for " examination ", student is " examination " And learn, make experiment to there is effect to be difficult to fully demonstrate in teaching.Due to the shortage of teaching demonstration teaching aid, generally for one A little simple knowledge teachers are more succinct by using the several progress of simply example example sentence so that student can not intuitively recognize Know, reduce learning interest, also reduce the teaching quality of teacher;Meanwhile existing demonstration equipment is all relatively backward, it is impossible to real The now regulation of height and angle, it can not meet classmate all on classroom and watch demand.
The content of the invention
In order to solve the problems, such as to be mentioned in above-mentioned background technology, the utility model provides a kind of physics teaching in secondary school and used up instead Penetrate pilot demonstration device.
To achieve these goals, the utility model employs following technical scheme:
A kind of physics teaching in secondary school light mirrored text apparatus for demonstrating, including base, the base upper end are fixedly connected with Column, the column is interior to be provided with the first groove, and is provided with rotary shaft in the first groove, and the external screw-thread of the rotary shaft is connected with Annular rotating shaft, and neck corresponding with annular rotating shaft is provided with the first groove, the upper end engagement of the annular rotating shaft is connected with side Gear, one end of the side gear are fixedly connected with rocking bar, and the rocking bar passes through the outer wall of column and stretched out, the rotation The upper end inwall of axle is provided with bearing, and the bearing inner sleeve is connected to fixed block, and the upper end of the fixed block is fixed with supporting plate, described The upper end of supporting plate is provided with demonstration board, is provided with speculum at the bottom centre of the demonstration board, the upper end of the speculum is provided with Semi-circle shaped transparent colloid, the outside of the transparent colloid are provided with scale area, and the side of the demonstration board is provided with chute, and chute edge The edge of demonstration board into U-shaped distribution, the chute is interior to be provided with sliding block, and the upper end of slide block is vertically provided with connecting rod, the company Extension bar side is provided with the second groove, and is provided with laser pen in the second groove, and the laser pen is located at the end two in the second groove Side is provided with symmetrical limited block, and is provided with stopper slot corresponding with limited block, one of limit of the limited block in connecting rod The upper end of position block is provided with latch segment, and latch segment stretches out through connecting rod.
Preferably, the bottom of the base is provided with one layer of slipmat.
Preferably, the scale area is distributed into 180 ° of sectors.
Preferably, red mark is provided with the center of the speculum.
Preferably, the anglec of rotation of the laser pen is 0-180 °.
In the utility model, when user uses the device, base level is put surely, subsequent rotating rocker, side gear exists Under the rotation of rocking bar, annular axis of rotation is driven, so as to which demonstration board regulation is arrived into suitable height, while demonstration board is in supporting plate With the rotation that 360 ° can be realized in the presence of bearing, the classmate for meeting different orders of seats in classroom watches demand, now, then beaten The laser pen on demonstration board is opened, while the chute along demonstration board edge moves sliding block, sliding block drives laser pen to move again, The angle of laser pen is then adjusted by connecting rod again, laser is radiated at the red-label of mirror center along scale area, And due to being provided with transparent colloid on demonstration board, therefore under the irradiation of laser, can clearly distinguish the path of laser irradiation And reflection angle, it is easy to classmates more intuitively to understand the process and principle of reflection.The utility model is simple in construction, easily behaviour Make, can not only meet classmate's study of different azimuth, and presentation process is visual and understandable, and the device is easy to use ingenious, fits Preferably it is widely popularized.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating structural representation Figure;
Fig. 2 be the utility model proposes a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating column install knot Structure schematic diagram;
Fig. 3 be the utility model proposes a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating laser pen structure Schematic diagram.
In figure:1 column, 2 bases, 3 rotary shafts, 4 annular rotating shafts, 5 side gears, 6 rocking bars, 7 bearings, 8 fixed blocks, 9 supports Plate, 10 sliding blocks, 11 connecting rods, 12 demonstration boards, 13 chutes, 14 speculums, 15 scale areas, 16 transparent colloids, 17 laser pens, 18 limits Position block, 19 latch segments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.
Reference picture 1-3, a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating, including base 2, the upper end of base 2 are consolidated Surely column 1 is connected with, the first groove is provided with column 1, and rotary shaft 3 is provided with the first groove, the external screw-thread of rotary shaft 3 connects Annular rotating shaft 4 is connected to, and is provided with the first groove and is connected with annular 4 corresponding neck of rotating shaft, the upper end engagement of annular rotating shaft 4 Side gear 5, one end of side gear 5 are fixedly connected with rocking bar 6, and rocking bar 6 passes through the outer wall of column 1 and stretched out, rotary shaft 3 Upper end inwall is provided with bearing 7, is socketed with fixed block 8 in bearing 7, and the upper end of fixed block 8 is fixed with supporting plate 9, supporting plate 9 it is upper End is provided with demonstration board 12, speculum 14 is provided with the bottom centre of demonstration board 12, the upper end of speculum 14 is provided with semi-circle shaped transparent Colloid 16, the outside of transparent colloid 16 are provided with scale area 15, and the side of demonstration board 12 is provided with chute 13, and chute 13 is along demonstration The edge of plate 12 is into U-shaped distribution, and chute 13 is interior to be provided with sliding block 10, and the upper end of sliding block 10 is vertically provided with connecting rod 11, connecting rod 11 1 Side is provided with the second groove, and is provided with laser pen 17 in the second groove, and the end both sides that laser pen 17 is located in the second groove are provided with Symmetrical limited block 18, and be provided with connecting rod 11 spacing with 18 corresponding stopper slot of limited block, one of them of limited block 18 The upper end of block 18 is provided with latch segment 19, and latch segment 19 stretches out through connecting rod 11.
Specifically, the bottom of base 2 is provided with one layer of slipmat, the frictional force of base 2 and contact surface is increased, makes it more It is stable.
Specifically, scale area 15 facilitates classmates more intuitively to watch the angle of laser reflection into 180 ° of fan-shaped distributions.
Specifically, being provided with red mark at the center of speculum 14, user can be easier to find pip, operate It is convenient.
Specifically, the anglec of rotation of laser pen 17 is 0-180 °, multi-angle remission experiment is realized.
In the utility model, when user uses the device, the level of base 2 is put surely, subsequent rotating rocker 6, side gear 5 Under the rotation of rocking bar 6, annular rotating shaft 4 is driven to rotate, so as to which demonstration board 12 is adjusted into suitable height, while demonstration board 12 360 ° of rotation can be realized in the presence of supporting plate 9 and bearing 7, meeting classmate's viewing of different orders of seats in classroom needs Ask, now, then open the laser pen 17 on demonstration board 12, while the chute 13 along the edge of demonstration board 12 moves sliding block 10, it is sliding Block 10 drives laser 17 to move again, then adjusts the angle of laser pen 17 by connecting rod 11 again, and laser is along scale Area 15 is radiated at the red-label at the center of speculum 14, and due to being provided with transparent colloid 16 on demonstration board 12, therefore swashing Under the irradiation of light, path and the reflection angle of laser irradiation can be clearly distinguished, is easy to classmates more intuitively to understand anti- The process and principle penetrated.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model Within enclosing.

Claims (5)

1. a kind of physics teaching in secondary school light mirrored text apparatus for demonstrating, including base(2), it is characterised in that:The base(2) Upper end is fixedly connected with column(1), the column(1)The first groove is inside provided with, and rotary shaft is provided with the first groove(3), institute State rotary shaft(3)External screw-thread be connected with annular rotating shaft(4), and be provided with and annular rotating shaft in the first groove(4)Corresponding card Groove, the annular rotating shaft(4)Upper end engagement be connected with side gear(5), the side gear(5)One end be fixedly connected with rocking bar (6), the rocking bar(6)Through column(1)Outer wall and stretch out, the rotary shaft(3)Upper end inwall be provided with bearing (7), the bearing(7)Inside it is socketed with fixed block(8), the fixed block(8)Upper end be fixed with supporting plate(9), the support Plate(9)Upper end be provided with demonstration board(12), the demonstration board(12)Bottom centre at be provided with speculum(14), the speculum (14)Upper end be provided with semi-circle shaped transparent colloid(16), the transparent colloid(16)Outside be provided with scale area(15), it is described to drill Show plate(12)Side be provided with chute(13), and chute(13)Along demonstration board(12)Edge into U-shaped distribution, the chute (13)It is interior to be provided with sliding block(10), the sliding block(10)Upper end is vertically provided with connecting rod(11), the connecting rod(11)Side is provided with Second groove, and it is provided with laser pen in the second groove(17), the laser pen(17)End both sides in the second groove are set There is symmetrical limited block(18), and connecting rod(11)Inside it is provided with and limited block(18)Corresponding stopper slot, the limited block(18) One of limited block(18)Upper end be provided with latch segment(19), and latch segment(19)Through connecting rod(11)Stretch out.
A kind of 2. physics teaching in secondary school according to claim 1 light mirrored text apparatus for demonstrating, it is characterised in that:It is described Base(2)Bottom be provided with one layer of slipmat.
A kind of 3. physics teaching in secondary school according to claim 1 light mirrored text apparatus for demonstrating, it is characterised in that:It is described Scale area(15)Into 180 ° of fan-shaped distributions.
A kind of 4. physics teaching in secondary school according to claim 1 light mirrored text apparatus for demonstrating, it is characterised in that:It is described Speculum(14)Center at be provided with red mark.
A kind of 5. physics teaching in secondary school according to claim 1 light mirrored text apparatus for demonstrating, it is characterised in that:It is described Laser pen(17)The anglec of rotation be 0-180 °.
CN201720205299.3U 2017-03-05 2017-03-05 A kind of physics teaching in secondary school light mirrored text apparatus for demonstrating Active CN206685027U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108433412A (en) * 2018-03-24 2018-08-24 宁波市鄞州优迪文具有限公司 A kind of movable type blank
CN108777106A (en) * 2018-08-29 2018-11-09 广东海翔教育科技有限公司 A kind of physics teaching optics experiment shows device
CN109979293A (en) * 2019-04-24 2019-07-05 邓航斌 A kind of experimental method and experimental provision measuring transparent glass brick refractive index

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108433412A (en) * 2018-03-24 2018-08-24 宁波市鄞州优迪文具有限公司 A kind of movable type blank
CN108777106A (en) * 2018-08-29 2018-11-09 广东海翔教育科技有限公司 A kind of physics teaching optics experiment shows device
CN109979293A (en) * 2019-04-24 2019-07-05 邓航斌 A kind of experimental method and experimental provision measuring transparent glass brick refractive index

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