CN106952540A - A kind of junior middle school physics teaching presentation device - Google Patents
A kind of junior middle school physics teaching presentation device Download PDFInfo
- Publication number
- CN106952540A CN106952540A CN201710332767.8A CN201710332767A CN106952540A CN 106952540 A CN106952540 A CN 106952540A CN 201710332767 A CN201710332767 A CN 201710332767A CN 106952540 A CN106952540 A CN 106952540A
- Authority
- CN
- China
- Prior art keywords
- link slot
- rotating disk
- connection
- place kick
- presentation device
- Prior art date
- 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.)
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
Abstract
The invention discloses a kind of junior middle school physics teaching presentation device, including base, lowering or hoisting gear, display platform, Graphic Panel, rotary positioning apparatus, runner, hydraulic cylinder, support arm, clamp, standpipe, axis hole, bearing pin, vertical rod, lowering or hoisting gear includes the first body, the second body, rocking bar, screw mandrel, bevel gear assembly, sliding shoe, chute；Rotary positioning apparatus includes rotating disk, place kick, rotating disk link slot, fastener link slot, binding groove, connects fastener, fastener link slot, positioning rotation stop groove, place kick connecting hole, thread groove, locating piece connecting seat, tension spring link slot, tension spring；The bottom of hydraulic cylinder is provided with lower margin；The standpipe position corresponding with vertical rod, which is provided with screwed hole, screwed hole, is provided with screw rod.The present invention is simple and reasonable, easy to use, and the convenient progress rotation of display platform is adjusted with height, vdiverse in function, is moved easily, and using flexible, can reduce the labor intensity of teacher, the learning interest of raising student.
Description
Technical field
The present invention relates to a kind of physics teaching equipment, specifically a kind of junior middle school physics teaching presentation device.
Background technology
Physics is to study the subject of the motion of matter most typically rule and material basic structure.It is used 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 makes full use of working language of the mathematics as oneself, with
Experiment is as the sole criterion for examining theoretical correctness, and it is a most accurate natural science subject now.
When junior school student's rigid connection touches physics knowledge, generally require teachers and carry some physical instruments and some primary
Circuit diagram etc. watch and learn to beginner, traditional these equipment of carrying are prevented in some specimen plates, side
Just teacher takes, but which adds the labour of teacher, or even may sometimes to need teacher repeatedly to take back and forth more
Plant among sample, and existing teaching, some circuit diagrams or physics motion diagram etc. are all to need teachers new hand black
Drawn on plate, but each teacher of physics often all class of band several, the picture that so each class is repeated
Operation, not only increases the labour of teachers, and occupy the unnecessary time.
The content of the invention
It is an object of the invention to provide a kind of junior middle school physics teaching presentation device, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical scheme：
A kind of junior middle school physics teaching presentation device, including base, the base upper end are provided with lowering or hoisting gear, lifting dress
Put including the first body, the second body and rocking bar, the lower end of the second body is located in the first body, and the upper end of the second body passes through
Rotary positioning apparatus is provided with display platform, and a side of display platform is hinged with Graphic Panel by rotating shaft；Second body
Inwall be provided with internal thread, the second tubular body screw thread is combined with screw mandrel, the lower end of screw mandrel and the driven pulley of bevel gear assembly
Output shaft connection, upper end is inserted into the second body；The inwall of first body is provided with outside two sliding shoes, the second body
Wall is vertically provided with chute, and the lower end of the second body is inserted into the first body and sliding shoe coordinates company with slide
Connect, a termination of rocking bar is inserted into the first body and is connected with the output shaft of the driving wheel of bevel gear assembly；The rotation
Positioner includes having rotating disk link slot, rotating disk link slot bottom inside rotating disk, place kick, the top of the second body
With fastener link slot, rotating disk link slot connection rotating disk, rotating disk bottom has binding groove, binding groove connection fastening
Part, fastener bottom securing member link slot, rotating disk side wall, which has to have on the left of positioning rotation stop groove, rotating disk link slot, to be determined
On the right side of connection screw thread groove on the left of position ball connecting hole, place kick connecting hole, thread groove connection locating piece connecting seat, locating piece connecting seat
With tension spring link slot, tension spring link slot connection tension spring left end, tension spring right-hand member is connected through place kick
Hole, tension spring right-hand member connection place kick, place kick is adapted with positioning rotation stop groove；The bottom of the base is provided with runner, turns
The avris of wheel is provided with hydraulic cylinder, and the bottom of hydraulic cylinder is provided with lower margin；The upper surface of the base is provided with square jack, jack and set
There is square support arm, support arm is provided with clamp, and clamp end is arranged with standpipe, and the tube wall of lower riser end is provided with axis hole, axis hole
Provided with bearing pin, the termination of bearing pin is fixedly connected with the edge of base, and vertical rod, the standpipe position corresponding with vertical rod are provided with standpipe
Provided with screwed hole, screw rod is provided with screwed hole.
It is used as further scheme of the invention：The output with the driven pulley of bevel gear assembly is provided with first body
The fixed block of axle rotatable connection.
It is used as further scheme of the invention：The rotating disk connection slot cross-section is trapezoidal.
It is used as further scheme of the invention：The fastener is I-shaped.
It is used as further scheme of the invention：The locating piece connecting seat is threadedly coupled with the second body.
It is used as further scheme of the invention：The second body top has swivel bearing link slot, swivel bearing
There is rolling bearing, rotating disk top has Rotational Cylindrical, and Rotational Cylindrical is passed through to be had at the top of rolling bearing, Rotational Cylindrical inside link slot
Square fastening post.
It is used as further scheme of the invention：At the top of second body on connection friction support disk, friction support disk
Portion connection display platform lower end, display platform lower end has fastening post link slot, fastening post link slot connection square fastening post.
It is used as further scheme of the invention：The lower surface of the lower margin is provided with multiple anti-skid studs.
It is used as further scheme of the invention：The upper end of the vertical rod is provided with pushing hands.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is simple and reasonable, easy to use, and displaying is flat
Platform is convenient to carry out rotation and is adjusted with height, and Graphic Panel is also hinged with platform, vdiverse in function, is moved easily, using flexible,
The labor intensity of teacher can be reduced, the learning interest of student is improved.
Brief description of the drawings
Fig. 1 is the structural representation of junior middle school physics teaching presentation device；
Fig. 2 is the structural representation of lowering or hoisting gear in junior middle school physics teaching presentation device；
Fig. 3 is along A-A directions sectional view in Fig. 1；
Fig. 4 is the structural representation of rotary positioning apparatus in junior middle school physics teaching presentation device；
In figure：1- bases, the bodys of 2- first, the bodys of 3- second, 4- rotary positioning apparatus, 5- display platforms, 6- Graphic Panels,
7- rotating shafts, 8- screw mandrels, 9- bevel gear assemblies, 10- rocking bars, 11- sliding shoes, 12- chutes, 13- fixed blocks, 14- rotating disks, 15-
Place kick, 16- rotating disks link slot, 17- place kick connecting hole, 18- thread grooves, 19- locating pieces connecting seat, 20- tension springs
Link slot, 21- tension springs, 22- positioning rotation stops groove, 23- swivel bearings link slot, 24- rolling bearings, 25- Rotational Cylindricals, 26-
Square fastening post, 27- friction supports disk, 28- fastenings post link slot, 29- fasteners link slot, 30- fasteners, 31- binding grooves,
32- runners, 33- hydraulic cylinders, 34- lower margins, 35- jacks, 36- support arms, 37- clamps, 38- standpipes, 39- axis holes, 40- bearing pins, 41-
Vertical rod, 42- screwed holes, 43- screw rods.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Fig. 1-4, a kind of junior middle school physics teaching presentation device, including base 1 are referred to, the upper end of base 1 is provided with
Lowering or hoisting gear, lowering or hoisting gear includes the first body 2, the second body 3 and rocking bar 10, and the lower end of the second body 3 is located at the first body 2
Interior, the upper end of the second body 3 is provided with display platform 5 by rotary positioning apparatus 4, and a side of display platform 5 passes through rotating shaft 7
Graphic Panel 6 is hinged with, display platform 5 can place some teaching articles and displays, and Graphic Panel 6 can be used as small blackboard
Use.
The inwall of second body 3 is provided with internal thread, and the internal whorl of the second body 3 is combined with screw mandrel 8, screw mandrel 8
Lower end is connected with the output shaft of the driven pulley of bevel gear assembly 9, and upper end is inserted into the second body 3；The inwall of first body 2 is set
Two sliding shoes 11 are equipped with, the outer wall of the second body 3 is vertically provided with chute 12, and the lower end of the second body 3 is inserted into
In first body 2 and sliding shoe 17 is slidably connected with chute 18, a termination of rocking bar 10 be inserted into the first body 2 it is interior and
It is connected with the output shaft of the driving wheel of bevel gear assembly 9；In use, shaking rocking bar 10, bevel gear assembly 9 is driven to rotate, so that
Screw mandrel 8 is driven to rotate, because sliding shoe 11 is stuck in chute 12, so that prevent the second body 3 to be rotated together with screw mandrel 8, the
Two bodys 3 can only be moved up and down, and which achieves the regulation of the height of lowering or hoisting gear, be easy to use.
The fixed block 13 being rotatably connected with the output shaft of the driven pulley of bevel gear assembly 9 is provided with first body 2.
The rotary positioning apparatus 4 includes having rotation inside rotating disk 14, place kick 15, the top of second body 3
Rotating disk link slot 16, the section of rotating disk link slot 16 is trapezoidal, and the bottom of rotating disk link slot 16 has fastener link slot 28, rotation
Rotating disk link slot 16 connects rotating disk 14, and the bottom of rotating disk 14 has binding groove 31, the securing member 30 of binding groove 31, fastener
30 be I-shaped, and this I-shaped fastener 30 make it that rotating disk 14, in rotation process, will not be centrifuged so that rotate more
Plus stably.The bottom securing member link slot 29 of fastener 30, the side wall of rotating disk 14 has positioning rotation stop groove 22, rotating disk
The left side of link slot 16 has place kick connecting hole 17, and the left side connection screw thread groove 18 of place kick connecting hole 17, the connection of thread groove 18 is fixed
Position block connecting seat 19, the right side of locating piece connecting seat 19 has tension spring link slot 20, the connection tension force of tension spring link slot 20
The left end of spring 21, the right-hand member of tension spring 20 passes through place kick connecting hole 17, the connection place kick 15 of the right-hand member of tension spring 21, place kick
15 are moved in place kick connecting hole 17, and place kick 15 is adapted with positioning rotation stop groove 22, the insertion positioning rotation stop groove of place kick 15
In 22, this mode accurate positioning, while locating piece connecting seat 19 is connected using screw thread with the second body 3, dismounting is simple, maintenance
It is convenient.
The top of second body 3 has swivel bearing link slot 23, and the inside of swivel bearing link slot 23 has rotary shaft
24 are held, the top of rotating disk 14 has Rotational Cylindrical 25, Rotational Cylindrical 25 passes through rolling bearing 24, and the top of Rotational Cylindrical 25 has square fastening
Post 26.
The top of the second body 3 connection friction support disk 27, the top of friction support disk 27 connection display platform 5 lower end,
The lower end of display platform 5 has fastening post link slot 28, and fastening post link slot 28 connects square fastening post 26, rotates display platform 5
When, rotating disk 14 rotates and extrudes place kick 15, when display platform 5 turns to correct position, in the work of tension spring 21
Under, place kick 15 is reinserted in positioning rotation stop groove 22, simple to operate.
The bottom of the base 1 is provided with runner 32, and the avris of runner 32 is provided with hydraulic cylinder 33, and the bottom of hydraulic cylinder 33 is provided with
Lower margin 34, the lower surface of lower margin 34 is provided with multiple anti-skid studs.
The upper surface of the base 1, which is provided with square jack 35, jack 35, is provided with square support arm 36, and support arm 36 is provided with card
Plate 37, the end of clamp 37 is arranged with standpipe 38, and the tube wall of the lower end of standpipe 38, which is provided with axis hole 39, axis hole 39, is provided with bearing pin 40,
The termination of bearing pin 40 is fixedly connected with the edge of base 1, and vertical rod 41 is provided with standpipe 38, and the upper end of vertical rod 41 is provided with pushing hands, stood
The position corresponding with vertical rod 41 of pipe 38, which is provided with screwed hole 42, screwed hole 42, is provided with screw rod 43.Clamp 37 blocks standpipe 38,
The inclination of standpipe 38 is prevented, is carried out by pushing hands, after use, vertical rod 41 is retracted in standpipe 38, by bearing pin 40 by standpipe 38
Merge with the termination of base 1, it is to avoid the support influence teaching of pushing hands and vertical rod 41, according to personal height, select screw rod
43 are arranged in appropriate screwed hole 42, can adjust the height of vertical rod 41, convenient to carry out.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
, can also be on the premise of this patent objective not be departed from formula, the knowledge that one skilled in the relevant art possesses
Make a variety of changes.
Claims (5)
1. a kind of junior middle school physics teaching presentation device, including base, it is characterised in that the base upper end is provided with lifting dress
Put, lowering or hoisting gear includes the first body, the second body and rocking bar, the lower end of the second body is located in the first body, the second body
Upper end display platform is provided with by rotary positioning apparatus, a side of display platform is hinged with Graphic Panel by rotating shaft；Institute
The inwall for stating the second body is provided with internal thread, and the second tubular body screw thread is combined with screw mandrel, the lower end of screw mandrel and bevel gear set
The output shaft connection of the driven pulley of part, upper end is inserted into the second body；The inwall of first body is provided with two sliding shoes, the
The outer wall of two bodys is vertically provided with chute, and the lower end of the second body is inserted into the first body and sliding shoe and chute
Sliding connection a, termination of rocking bar is inserted into the first body and connected with the output shaft of the driving wheel of bevel gear assembly
Connect；The rotary positioning apparatus includes having rotating disk link slot, rotation inside rotating disk, place kick, the top of the second body
Disk link slot bottom has fastener link slot, and rotating disk link slot connection rotating disk, rotating disk bottom has binding groove, fastening
Groove securing member, fastener bottom securing member link slot, rotating disk side wall has positioning rotation stop groove, rotating disk link slot
Left side has connection screw thread groove on the left of place kick connecting hole, place kick connecting hole, thread groove connection locating piece connecting seat, locating piece
There is tension spring link slot, tension spring link slot connection tension spring left end, tension spring right-hand member is passed through on the right side of connecting seat
Place kick connecting hole, tension spring right-hand member connection place kick, place kick is adapted with positioning rotation stop groove；The bottom of the base is set
There is runner, the avris of runner is provided with hydraulic cylinder, and the bottom of hydraulic cylinder is provided with lower margin；Inserted provided with square the upper surface of the base
Square support arm is provided with hole, jack, support arm is provided with clamp, and clamp end is arranged with standpipe, and the tube wall of lower riser end is provided with
Bearing pin is provided with axis hole, axis hole, the termination of bearing pin is fixedly connected with the edge of base, vertical rod, standpipe and vertical rod are provided with standpipe
Corresponding position is provided with screwed hole, be provided with screwed hole in screw rod, first body be provided with bevel gear assembly from
The fixed block of the output shaft rotatable connection of driving wheel, the rotating disk connection slot cross-section is trapezoidal, and the fastener is I-shaped, institute
Locating piece connecting seat is stated to be threadedly coupled with the second body.
2. junior middle school physics teaching presentation device according to claim 2, it is characterised in that the second body top tool
Having has rolling bearing inside swivel bearing link slot, swivel bearing link slot, rotating disk top has Rotational Cylindrical, and Rotational Cylindrical is worn
Crossing has square fastening post at the top of rolling bearing, Rotational Cylindrical.
3. junior middle school physics teaching presentation device according to claim 1 or 2, it is characterised in that the second body top
Portion connects friction support disk, and friction support disk top connection display platform lower end, display platform lower end has fastening post link slot,
Fasten post link slot connection square fastening post.
4. junior middle school physics teaching presentation device according to claim 2, it is characterised in that the lower surface of the lower margin is set
There are multiple anti-skid studs.
5. junior middle school physics teaching presentation device according to claim 1 or 2, it is characterised in that the upper end of the vertical rod
Provided with pushing hands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332767.8A CN106952540A (en) | 2017-05-12 | 2017-05-12 | A kind of junior middle school physics teaching presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710332767.8A CN106952540A (en) | 2017-05-12 | 2017-05-12 | A kind of junior middle school physics teaching presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106952540A true CN106952540A (en) | 2017-07-14 |
Family
ID=59478509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710332767.8A Withdrawn CN106952540A (en) | 2017-05-12 | 2017-05-12 | A kind of junior middle school physics teaching presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106952540A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808566A (en) * | 2017-11-23 | 2018-03-16 | 重庆市奥彬科技有限公司 | A kind of automobile driver examination system main frame |
| CN107945632A (en) * | 2017-11-27 | 2018-04-20 | 国网技术学院 | A kind of split type training on electric power equipment |
| CN108278418A (en) * | 2018-01-24 | 2018-07-13 | 深圳市晟腾企业管理有限公司 | A kind of line holder of the municipal construction based on screw thread lifting |
| CN108573634A (en) * | 2018-04-27 | 2018-09-25 | 黑龙江工业学院 | A kind of Chinese character displaying auxiliary device of Chinese teaching |
| CN108682207A (en) * | 2018-06-21 | 2018-10-19 | 郑州国知网络技术有限公司 | A kind of liftable school information technology teaching device |
| CN108922448A (en) * | 2018-08-13 | 2018-11-30 | 孙同娟 | A kind of safe language publicity board in construction site easy to remove |
| CN108962092A (en) * | 2018-07-04 | 2018-12-07 | 郑州仁宏医药科技有限公司 | A kind of propagandizing device of the medical instrument publicity convenient for explanation |
| CN108986623A (en) * | 2018-08-22 | 2018-12-11 | 王清石 | A kind of mobile specimen support being conveniently replaceable sample |
| CN110459097A (en) * | 2019-08-02 | 2019-11-15 | 深圳市俊达通办公智能科技有限公司 | A kind of teaching aid easy to use |
| CN111765400A (en) * | 2020-07-09 | 2020-10-13 | 南京林业大学 | Adjusting device for lamp base with movie and television shooting effect |
| CN111833696A (en) * | 2020-07-31 | 2020-10-27 | 河南工业职业技术学院 | Interactive learning device of english teaching |
| CN111968481A (en) * | 2020-09-09 | 2020-11-20 | 王远志 | Manual presentation device for civil building design |
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2017
- 2017-05-12 CN CN201710332767.8A patent/CN106952540A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107808566A (en) * | 2017-11-23 | 2018-03-16 | 重庆市奥彬科技有限公司 | A kind of automobile driver examination system main frame |
| CN107945632A (en) * | 2017-11-27 | 2018-04-20 | 国网技术学院 | A kind of split type training on electric power equipment |
| CN108278418A (en) * | 2018-01-24 | 2018-07-13 | 深圳市晟腾企业管理有限公司 | A kind of line holder of the municipal construction based on screw thread lifting |
| CN108573634A (en) * | 2018-04-27 | 2018-09-25 | 黑龙江工业学院 | A kind of Chinese character displaying auxiliary device of Chinese teaching |
| CN108682207A (en) * | 2018-06-21 | 2018-10-19 | 郑州国知网络技术有限公司 | A kind of liftable school information technology teaching device |
| CN108962092A (en) * | 2018-07-04 | 2018-12-07 | 郑州仁宏医药科技有限公司 | A kind of propagandizing device of the medical instrument publicity convenient for explanation |
| CN108922448A (en) * | 2018-08-13 | 2018-11-30 | 孙同娟 | A kind of safe language publicity board in construction site easy to remove |
| CN108986623A (en) * | 2018-08-22 | 2018-12-11 | 王清石 | A kind of mobile specimen support being conveniently replaceable sample |
| CN108986623B (en) * | 2018-08-22 | 2020-05-12 | 王清石 | Portable specimen holder convenient to change sample |
| CN110459097A (en) * | 2019-08-02 | 2019-11-15 | 深圳市俊达通办公智能科技有限公司 | A kind of teaching aid easy to use |
| CN111765400A (en) * | 2020-07-09 | 2020-10-13 | 南京林业大学 | Adjusting device for lamp base with movie and television shooting effect |
| CN111833696A (en) * | 2020-07-31 | 2020-10-27 | 河南工业职业技术学院 | Interactive learning device of english teaching |
| CN111968481A (en) * | 2020-09-09 | 2020-11-20 | 王远志 | Manual presentation device for civil building design |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170714 |
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| WW01 | Invention patent application withdrawn after publication |