CN206162951U - Multi -functional experimental apparatus of mechanics of machinery - Google Patents
Multi -functional experimental apparatus of mechanics of machinery Download PDFInfo
- Publication number
- CN206162951U CN206162951U CN201620874970.9U CN201620874970U CN206162951U CN 206162951 U CN206162951 U CN 206162951U CN 201620874970 U CN201620874970 U CN 201620874970U CN 206162951 U CN206162951 U CN 206162951U
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- connecting pole
- roller
- mechanics
- pole
- machinery
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Abstract
The utility model discloses a multi -functional experimental apparatus of mechanics of machinery, including the base, the base upside is equipped with elevating gear, and the base downside is equipped with the supporting leg all around, and every supporting leg bottom all is connected with the universal wheel, and the elevating gear top is equipped with the backup pad, and elevating gear includes that first spliced pole, second spliced pole, outer wall set up the screwed lead screw, set up helical gear pair, rocker in first spliced pole, and the inner wall of first spliced pole is provided with two sliding blocks, the utility model discloses multi -functional experimental apparatus of mechanics of machinery can be according to different heights, different environment and different situation's user demand, the height of appropriate adjusting testing device, and the convenient to use experimental apparatus has reduced mechanical teaching's the degree of difficulty, and the lecture experiment that the water boiling point also reduces thereupon can demonstrate atmospheric pressure and reduce the time, in addition can ocular demonstration moment balance, the student of being convenient for understands, and the effectual working strength who alleviates mr has improved mechanic teaching efficiency.
Description
Technical field
The utility model is related to a kind of Mechanics of Machinery instructional device, specifically a kind of Mechanics of Machinery multifunction experiment apparatus.
Background technology
Mechanics is the science for studying material mechanical movement rule.Nature material has various levels, from the universe body of cosmoscopic
System, the celestial body of macroscopic view and conventional object, thin drawing, fiber, the crystal seen, molecule, atom to microcosmic, elementary particle.Generally
The mechanics of understanding is studying based on natural or artificial macroscopic objects.But due to interpenetrating for subject, space is directed to sometimes
See or the thin object and relevant rule seen in the even each level of microcosmic.Mechanical movement that is, mechanical motion are materials when
Between, the change in location in space, including movement, rotation, flowing, deformation, vibration, fluctuation, diffusion etc., and balance or static are
A kind of special circumstances therein.Mechanical movement is the most basic form of the motion of matter.The other forms of the motion of matter also have heat fortune
The motion of dynamic, electromagnetic motion, atom and its inside and chemokinesis etc..Mechanical movement often exists jointly with other forms of motion.
Highlightedly consider this form of mechanical movement when simply studying mechanics problem；If other forms of motion have to mechanical movement
Considerable influence, or need to consider the interaction between them, will be in mechanics with forming cross discipline between Other subjects
Or frontier branch of science.Power is a kind of interaction between material, and the change of mechanical motion state is caused by this interaction.
Static and motion state is constant, can mean that each active force balance in some sense.Mechanics, it may be said that be power and (machinery)
The science of motion.It is frequently necessary to use dynamics experimental device during mechanics teaching is carried out, currently without torque can be demonstrated
Experimental provision.
Utility model content
The purpose of this utility model is to provide a kind of Mechanics of Machinery multifunction experiment apparatus, to solve above-mentioned background technology
The problem of middle proposition.
For achieving the above object, the utility model provides following technical scheme：
A kind of Mechanics of Machinery multifunction experiment apparatus, including base, the base upside is provided with lowering or hoisting gear, Its lower side
Surrounding is designed with supporting leg, and each supporting leg bottom is connected with universal wheel, and lowering or hoisting gear top is provided with gripper shoe, lowering or hoisting gear
Including the first connecting pole, the second connecting pole, outer wall arrange threaded screw mandrel, the helical gear pair being arranged in the first connecting pole,
Rocking bar, the inwall of the first connecting pole is provided with two sliding shoes, and the outer wall of the second connecting pole is vertically provided with chute, interior
Wall is provided with internal thread, and one end of the second connecting pole is inserted in the first connecting pole and sliding shoe slidably coordinates company with chute
Connect, one end of screw mandrel is connected with the output shaft of the driven pulley of helical gear pair, it is interior and screw mandrel that the other end is inserted into the second connecting pole
Screw thread is connected with the screw-internal thread fit of the second connecting pole, and a termination of rocking bar is inserted in the first connecting pole and and helical gear pair
Driving wheel output shaft connection, gripper shoe upside left end is provided with glass tube firm banking, and glass tube fixed seat is provided with
Air pressure boiling point demonstrating glass pipe, is provided with rubber piston inside air pressure boiling point demonstrating glass pipe, rubber piston is by connecting rod and push-and-pull
Handle connects, and air pressure boiling point demonstrating glass tube side face is provided with filler pipe, and the filler of filler pipe is provided with plug, and gripper shoe downside is left
Right two ends are equipped with audio amplifier, and gripper shoe left side is provided with illuminating lamp and microphone, and gripper shoe upside outer wall is kept right and is provided with support bottom
Plate, support baseboard upper end is provided with the support bar being arranged vertically, and side is provided with balancing pole, balancing pole and support bar on support bar
Between to be articulated and connected, chute is provided with inside balancing pole, slide bar is provided with chute, slide bar is connected with the first balance weight, balancing pole
Balance rope on one end bypasses the first roller, the second roller and is connected with the second balance weight, between the first roller and the second roller
It is provided with horizontally disposed connecting rod, is fixedly connected between connecting rod and the first roller, is hinged between connecting rod and the second roller
Connection, and the first roller is fixed on supporting bar top.
As further program of the utility model：It is provided with first connecting pole and the driven pulley of helical gear pair
The transverse slat that output shaft is rotatably connected.
As the utility model further scheme：The surface of the balancing pole is provided with graduation mark.
Compared with prior art, the beneficial effects of the utility model are：During using experimental provision, rocking bar is shaken, by dynamic
Helical gear pair drives screw mandrel rotation, because sliding shoe is stuck in chute so as to prevent the second connecting pole to rotate together with screw mandrel,
Can only move up and down along chute, the height for realizing lowering or hoisting gear is adjusted, and according to different heights, varying environment and can not sympathized with
The use demand of condition, the height of appropriate regulation experiment device is easy to use experimental provision, reduces the difficulty of rote teaching,
Improve the practicality of experimental provision, simple structure, low cost of manufacture, highly easy to adjust, the universal wheel of setting is easy to experiment
Device is moved, and improves the convenience of experimental provision；Air pressure boiling point demonstrating glass pipe can demonstrate gas pressure intensity and water boiling
The lecture experiment of point relation, near degree Celsius of water is added in air pressure boiling point demonstrating glass pipe, twitches rubber piston, Ke Yiyan
The lecture experiment that water boiling point is also decreased when showing that air pressure is reduced, the design of microphone and audio amplifier, the explanation of convenient teacher is carried
High quality of instruction, the design of illuminating lamp so that student can be clearly viewed presentation process；When using, by slide bar along cunning
When groove moves to certain distance so that balancing pole keeps level in the presence of the first balance weight and the second balance weight, so may be used
Intuitively to see the quality and corresponding torque arm length of the first balance weight and the second balance weight, being capable of ocular demonstration torque
Balance, is easy to student to understand, effectively mitigates the working strength of teacher, improves mechanics teaching efficiency.
Description of the drawings
Fig. 1 is the structural representation of Mechanics of Machinery multifunction experiment apparatus.
Fig. 2 is the structural representation of lowering or hoisting gear in Mechanics of Machinery multifunction experiment apparatus.
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, in the utility model embodiment, a kind of Mechanics of Machinery multifunction experiment apparatus, including base 1,
The upside of the base 1 is provided with lowering or hoisting gear 2, and the downside surrounding of base 1 is designed with supporting leg 11, and each bottom of supporting leg 11 connects
Have a universal wheel 12, the top of lowering or hoisting gear 2 is provided with gripper shoe 101, lowering or hoisting gear 2 include the first connecting pole 21, the second connecting pole 22,
Outer wall arranges threaded screw mandrel 23, helical gear pair 24, the rocking bar 25 being arranged in the first connecting pole 21, the first connecting pole 21
Inwall is provided with two sliding shoes 26, and the outer wall of the second connecting pole 22 is vertically provided with chute, and inwall is provided with interior spiral shell
Line, one end of the second connecting pole 22 is inserted in the first connecting pole 21 and sliding shoe 26 is slidably connected with chute, screw mandrel
23 one end is connected with the output shaft of the driven pulley 242 of helical gear pair 24, and the other end is inserted in the second connecting pole 22 and screw mandrel
23 screw thread is connected with the screw-internal thread fit of the second connecting pole 22, a termination of rocking bar 25 be inserted in the first connecting pole 21 and
Be connected with the output shaft of the driving wheel 241 of helical gear pair 24, be provided with first connecting pole 21 with helical gear pair 24 from
The transverse slat 28 that the output shaft of driving wheel 242 is rotatably connected, during using experimental provision, shakes rocking bar 25, by the dynamic band of helical gear pair 24
Dynamic screw mandrel 23 rotates, because sliding shoe 26 is stuck in chute so as to prevent the second connecting pole 22 to rotate together with screw mandrel 23, only
Can move up and down along chute, the height for realizing lowering or hoisting gear 2 is adjusted, and according to different heights, varying environment and can not sympathized with
The use demand of condition, the height of appropriate regulation experiment device is easy to use experimental provision, reduces the difficulty of rote teaching,
Improve the practicality of experimental provision, simple structure, low cost of manufacture, highly easy to adjust, the universal wheel of setting is easy to experiment
Device is moved, and improves the convenience of experimental provision；The upside left end of the gripper shoe 101 is provided with glass tube firm banking 8,
Glass tube fixed seat 8 is provided with air pressure boiling point demonstrating glass pipe 7, and inside air pressure boiling point demonstrating glass pipe 7 rubber piston 4 is provided with,
Rubber piston 4 is connected by connecting rod 3 with push-pull handle 9, and the side of air pressure boiling point demonstrating glass pipe 7 is provided with filler pipe 6, filler pipe 6
Filler is provided with plug 5, and the downside left and right two ends of gripper shoe 101 are equipped with audio amplifier 102, and the left side of gripper shoe 101 is provided with illuminating lamp
104 and microphone 103, air pressure boiling point demonstrating glass pipe 7 can demonstrate the lecture experiment of gas pressure intensity and water boiling point relation, by 80 to
90 degrees Celsius of water is added in air pressure boiling point demonstrating glass pipe 7, twitches rubber piston 4, can demonstrate water boiling when air pressure is reduced
The lecture experiment that point is also decreased, the design of microphone 103 and audio amplifier 102, the explanation of convenient teacher improves teaching matter
Amount, the design of illuminating lamp 104 so that student can be clearly viewed presentation process；The upside outer wall of the gripper shoe 101 is kept right and is set
There is support baseboard 14, the upper end of support baseboard 14 is provided with the support bar 15 being arranged vertically, and side is provided with balance on support bar 15
Bar 16, to be articulated and connected between balancing pole 16 and support bar 15, the surface of balancing pole 16 is provided with graduation mark, inside balancing pole 16
It is provided with chute 171, chute 171 and is provided with slide bar 17, slide bar 17 is connected with the first balance weight 18, the balance on the one end of balancing pole 16
Rope bypasses the first roller 19, the second roller 13 and is connected with the second balance weight 27, sets between the first roller 19 and the second roller 13
Have in horizontally disposed connecting rod 20, be fixedly connected between connecting rod 20 and the first roller 19, the roller 13 of connecting rod 20 and second
Between be articulated and connected, and the first roller 19 is fixed on the top of support bar 15, when using, slide bar 17 is moved to along chute 171
During certain distance so that balancing pole 16 keeps level in the presence of the first balance weight 18 and the second balance weight 27, so can be with
Intuitively see the quality and corresponding torque arm length of the first balance weight 18 and the second balance weight 27, being capable of ocular demonstration power
Square is balanced, and is easy to student to understand, effectively mitigates the working strength of teacher, improves mechanics teaching efficiency；The utility model mechanical force
Multifunction experiment apparatus are learned, can be according to the use demand of different heights, varying environment and different situations, appropriate regulation experiment dress
The height put, is easy to use experimental provision, reduces the difficulty of rote teaching, and can demonstrate when air pressure is reduced water boiling point also with
Reduction lecture experiment, additionally be able to ocular demonstration equalising torque, be easy to student to understand, effectively alleviate the work of teacher
Intensity, improves mechanics teaching efficiency.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as restriction
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity those skilled in the art should
Using specification as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (3)
1. a kind of Mechanics of Machinery multifunction experiment apparatus, including base, it is characterised in that the base upside is provided with lifting dress
Put, Its lower side surrounding is designed with supporting leg, each supporting leg bottom is connected with universal wheel, lowering or hoisting gear top is provided with support
Plate, lowering or hoisting gear includes that the first connecting pole, the second connecting pole, outer wall arrange threaded screw mandrel, are arranged in the first connecting pole
Helical gear pair, rocking bar, the inwall of the first connecting pole is provided with two sliding shoes, and the outer wall of the second connecting pole vertically sets
It is equipped with chute, inwall is provided with internal thread, one end of the second connecting pole is inserted in the first connecting pole and sliding shoe can with chute
Sliding connection, one end of screw mandrel is connected with the output shaft of the driven pulley of helical gear pair, and the other end is inserted into the second connecting pole
Interior and screw mandrel screw thread is connected with the screw-internal thread fit of the second connecting pole, a termination of rocking bar be inserted in the first connecting pole and
It is connected with the output shaft of the driving wheel of helical gear pair, gripper shoe upside left end is provided with glass tube firm banking, and glass tube is solid
Reservation is provided with air pressure boiling point demonstrating glass pipe, and inside air pressure boiling point demonstrating glass pipe rubber piston is provided with, and rubber piston passes through
Connecting rod is connected with push-pull handle, and air pressure boiling point demonstrating glass tube side face is provided with filler pipe, and the filler of filler pipe is provided with plug,
Fagging downside left and right two ends are equipped with audio amplifier, and gripper shoe left side is provided with illuminating lamp and microphone, and gripper shoe upside outer wall is kept right
Support baseboard is provided with, support baseboard upper end is provided with the support bar being arranged vertically, and side is provided with balancing pole on support bar, is balanced
To be articulated and connected between bar and support bar, chute is provided with inside balancing pole, slide bar is provided with chute, slide bar is connected with the first balance
Block, the balance rope on balancing pole one end bypasses the first roller, the second roller and is connected with the second balance weight, the first roller and second
It is provided between roller in horizontally disposed connecting rod, is fixedly connected between connecting rod and the first roller, connecting rod and the second roller
Between be articulated and connected, and the first roller is fixed on supporting bar top.
2. Mechanics of Machinery multifunction experiment apparatus according to claim 1, it is characterised in that set in first connecting pole
It is equipped with the transverse slat being rotatably connected with the output shaft of the driven pulley of helical gear pair.
3. Mechanics of Machinery multifunction experiment apparatus according to claim 1, it is characterised in that on the surface of the balancing pole
It is provided with graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874970.9U CN206162951U (en) | 2016-08-01 | 2016-08-01 | Multi -functional experimental apparatus of mechanics of machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874970.9U CN206162951U (en) | 2016-08-01 | 2016-08-01 | Multi -functional experimental apparatus of mechanics of machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206162951U true CN206162951U (en) | 2017-05-10 |
Family
ID=58648353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620874970.9U Expired - Fee Related CN206162951U (en) | 2016-08-01 | 2016-08-01 | Multi -functional experimental apparatus of mechanics of machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206162951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981240A (en) * | 2017-05-12 | 2017-07-25 | 毕兆杰 | A kind of middle school student's physical experiment apparatus |
-
2016
- 2016-08-01 CN CN201620874970.9U patent/CN206162951U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981240A (en) * | 2017-05-12 | 2017-07-25 | 毕兆杰 | A kind of middle school student's physical experiment apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20180801 |