CN207441078U - A kind of physics inertia experimental demonstration device - Google Patents
A kind of physics inertia experimental demonstration device Download PDFInfo
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- CN207441078U CN207441078U CN201721028982.0U CN201721028982U CN207441078U CN 207441078 U CN207441078 U CN 207441078U CN 201721028982 U CN201721028982 U CN 201721028982U CN 207441078 U CN207441078 U CN 207441078U
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- fixedly connected
- outline border
- top frame
- frame
- lance
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Abstract
The utility model discloses a kind of physics inertia experimental demonstration devices, including outline border, screw is rotatably connected between the both sides of outline border inner wall, the thread surface of screw is connected with movable block, baffle is fixedly connected at the top of movable block, top frame is fixedly connected at the top of outline border, the right side of top frame, which is run through, lance, the surface that lance is located inside top frame is fixedly connected with riser, spring is fixedly connected between the left side of riser and the left side of top frame inner wall, top and bottom on the right side of riser are rotatablely connected with the top and bottom of top frame inner wall respectively by telescopic rod, the utility model is related to physics facility technical fields.The physics inertia experimental demonstration device, convenient for the position of controllable register, when can observe different speed and bumping against baffle, the inertia size of sliding block, thus obtain speed and the relation of inertia, convenient for observation sliding block movement distance, convenient for record experimental data, convenient for the placement of device, increase the practicability of device.
Description
Technical field
The utility model is related to physics facility technical fields, are specially a kind of physics inertia experimental demonstration device.
Background technology
Inertia is the property that there is the property of remains stationary state or linear uniform motion state to keep motion state constant
Matter, all objects all have inertia, and in physics, inertia is that object resists the property that its motion state is changed, object
Inertia can be weighed with its quality, and quality is bigger, and inertia is also bigger, and Isaac newton is in monumental work《The mathematics of natural philosophy
Principle》In define inertia and be：Inertia is the intrinsic power of substance, the phenomenon that being a kind of resistance, it is present among each object, greatly
It is small suitable with the object, and as far as possible its is made to keep existing state, whether stationary state or linear uniform motion state.
Inertia be in physics one it is common the phenomenon that, there is no inertia teaching and experimental demonstration device in physics teaching at present,
Cause quality of instruction relatively low, student is more difficult, and existing experimental facilities function is single.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of physics inertia experimental demonstration device, solves mesh
There is no inertia teaching and experimental demonstration device in preceding physics teaching, cause quality of instruction relatively low, student is more difficult, and existing
The problem of experimental facilities function is single.
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of physics inertia experiment is drilled
Showing device including outline border, is rotatably connected to screw between the both sides of the outline border inner wall, the thread surface of the screw is connected with
Movable block is fixedly connected with baffle at the top of the movable block, top frame is fixedly connected at the top of the outline border, the top frame
Through there is lance, the surface that the lance is located inside top frame is fixedly connected with riser, the left side of the riser and top frame on right side
Be fixedly connected with spring between the left side of inner wall, the top and bottom on the right side of the riser by telescopic rod respectively in top frame
The top and bottom of wall are rotatablely connected, and fixing device is fixedly connected at the top of the top frame, and the top movable of the outline border connects
Idler wheel is connected to, transverse slat is fixedly connected at the top of the idler wheel, fixed block, the transverse slat are fixedly connected on the left of the transverse slat
Snap-gauge is fixedly connected at the top of left side, and the top movable of transverse slat is connected with sliding block.
Preferably, the right end of the screw through outline border and extends to the outside of outline border, and the screw is located at outside outline border
One end be fixedly connected with turning handle.
Preferably, the surface that the lance is located at outside top frame is fixedly connected with movable plate, and the left end of lance is fixed
It is connected with draw ring.
Preferably, the fixing device includes fixed frame, and the bottom of the fixed frame at the top of top frame with being fixedly connected, institute
It states and spring lever is fixedly connected at the top of fixed frame inner wall, the bottom of the spring lever is fixedly connected with movable plate, the activity
Push rod is fixedly connected on the right side of plate, one end of the push rod through fixed frame and extends to the outside of fixed frame, the activity
The bottom of plate is fixedly connected with fixed link, and the bottom of the fixed link sequentially passes through fixed frame and top frame and extends to the interior of top frame
Portion.
Preferably, the surface of the transverse slat is provided with graduated scale, and is fixedly connected with limiting plate on the right side of transverse slat bottom.
The utility model possesses following advantageous effect：
(1), the physics inertia experimental demonstration device is rotatablely connected screw between the both sides by outline border inner wall, screw
Thread surface connects movable block, is fixedly connected with baffle at the top of movable block, top frame, the right side of top frame are fixedly connected at the top of outline border
Through lance, the surface that lance is located inside top frame is fixedly connected with riser, solid between the left side of riser and the left side of top frame inner wall
Determine connecting spring, the top and bottom on the right side of riser are rotated with the top and bottom of top frame inner wall respectively by telescopic rod to be connected
Connect, convenient for the position of controllable register, when can observe different speed and bumping against baffle, the inertia size of sliding block, thus obtain
The relation of speed and inertia.
(2), the physics inertia experimental demonstration device connects idler wheel by the top movable of outline border, and the top of idler wheel is fixed
Transverse slat is connected, is fixedly connected with fixed block on the left of transverse slat, the top on the left of transverse slat is fixedly connected with snap-gauge, and the top of transverse slat is lived
Dynamic connection sliding block, the surface of transverse slat sets graduated scale, and is fixedly connected with limiting plate on the right side of transverse slat bottom, convenient for observing sliding block
Mobile distance, convenient for recording experimental data so that experimental result is more accurate.
(3), the physics inertia experimental demonstration device, the bottom by fixed frame are fixed with being fixedly connected at the top of top frame
Spring lever is fixedly connected at the top of frame inner wall, the bottom of spring lever is fixedly connected with movable plate, is fixedly connected and pushes away on the right side of movable plate
Bar, one end of push rod through fixed frame and extend to the outside of fixed frame, and the bottom of movable plate is fixedly connected with fixed link, fixed link
Bottom sequentially pass through fixed frame and top frame and extend to the inside of top frame, convenient in buckling and locking device when not used, convenient for device
It places, increases the practicability of device.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the structure diagram of the utility model fixing device.
In figure：1 outline border, 2 turning handles, 3 screws, 4 baffles, 5 movable blocks, 6 limited blocks, 7 idler wheels, 8 fixed blocks, 9 risers, 10 bullets
Spring, 11 movable plates, 12 draw rings, 13 lances, 14 top frames, 15 telescopic rods, 16 fixing devices, 161 fixed frames, 162 spring levers, 163
Movable plate, 164 push rods, 165 fixed links, 17 snap-gauges, 18 sliding blocks, 19 graduated scales, 20 transverse slats.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of physics inertia experimental demonstration device, including
Outline border 1 is rotatably connected to screw 3 between the both sides of 1 inner wall of outline border, and screw 3 is convenient for driving movable block 5 to move, so as to adjust gear
Plate 4 is located at different position, and the right end of screw 3 through outline border 1 and extends to the outside of outline border 1, and screw 3 is located at outside outline border 1
One end is fixedly connected with turning handle 2, and turning handle 2 is convenient for rotary screw rod 3, and the thread surface of screw 3 is connected with movable block 5, movable block 5
Top is fixedly connected with baffle 4, and baffle 4 is convenient for stop limited block 6 so that transverse slat 20 stops, and the top of outline border 1 is fixedly connected with
Top frame 14, the right side of top frame 14 is through there is lance 13, and convenient for hitting fixed block 8, band motion plate 20 moves, and lance 13 is located at top frame
Surface outside 14 is fixedly connected with movable plate 11, limits the movement of lance 13, and the left end of lance 13 is fixedly connected with drawing
Ring 12, convenient for pulling lance 13, the surface that lance 13 is located inside top frame 14 is fixedly connected with riser 9, the left side and top of riser 9
Be fixedly connected with spring 10 between the left side of 14 inner wall of frame, the top and bottom on 9 right side of riser by telescopic rod 15 respectively with
The top and bottom rotation connection of 14 inner wall of top frame, the top of top frame 14 is fixedly connected with fixing device, convenient for blocking when not used
Locking device convenient for the placement of device, increases the practicability of device, the top movable of outline border 1 is connected with idler wheel 7, convenient for transverse slat 20
Movement, the top of idler wheel 7 is fixedly connected with transverse slat 20, and the surface of transverse slat 20 is provided with graduated scale 19, and 20 bottom of transverse slat
Right side be fixedly connected with limiting plate 6, the left side of transverse slat 20 is fixedly connected with fixed block 8, and the top in 20 left side of transverse slat, which is fixed, to be connected
Snap-gauge 17 is connected to, and the top movable of transverse slat 20 is connected with sliding block 18, and fixing device 16 includes fixed frame 161, fixed frame 161
Bottom be fixedly connected with the top of top frame 14, spring lever 162, spring lever 162 are fixedly connected at the top of 161 inner wall of fixed frame
Bottom be fixedly connected with movable plate 163, the right side of movable plate 163 is fixedly connected with push rod 164, and one end of push rod 164 is run through
Fixed frame 161 and the outside for extending to fixed frame 161, the bottom of movable plate 163 are fixedly connected with fixed link 165, fixed link 165
Bottom sequentially pass through fixed frame 161 and top frame 14 and the inside for extending to top frame 14, convenient for the position of controllable register, Ke Yiguan
When examining different speed and bumping against baffle, the inertia size of sliding block, thus obtain speed and the relation of inertia, convenient for observing sliding block
Mobile distance, convenient for recording experimental data so that experimental result is more accurate.
In use, rotating turning handle 2 screw 3 is driven to rotate, movable block 5 is driven to move, baffle 4 is driven to be moved to suitable position
It puts, then push rod 164 is promoted to move, fixed link 165 is driven to rise, realize unlock, then pull draw ring 12, lance 13 is driven to move
It is dynamic, draw ring 12 is then unclamped, under the effect of the elastic force of spring 10 and telescopic rod 15, lance 13 hits fixed block 8, so as in idler wheel
Band motion plate 20 moves under the action of 7, and when limited block 6 is struck on baffle 4,20 emergency stop of transverse slat, sliding block 18 is in inertia at this time
It is moved under effect, when sliding block 18 stops, through 19 reading of graduated scale, records experimental data.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of physics inertia experimental demonstration device, including outline border (1), it is characterised in that：The both sides of outline border (1) inner wall it
Between be rotatably connected to screw (3), the thread surface of the screw (3) is connected with movable block (5), the top of the movable block (5)
Baffle (4) is fixedly connected with, top frame (14) is fixedly connected at the top of the outline border (1), the right side of the top frame (14) is run through
There is lance (13), the lance (13) is located at the internal surface of top frame (14) and is fixedly connected with riser (9), the riser (9)
It is fixedly connected with spring (10) between left side and the left side of top frame (14) inner wall, the top and bottom on the right side of the riser (9) are equal
It is rotatablely connected respectively with the top and bottom of top frame (14) inner wall by telescopic rod (15), the top of the top frame (14), which is fixed, to be connected
Fixing device is connected to, the top movable of the outline border (1) is connected with idler wheel (7), horizontal stroke is fixedly connected at the top of the idler wheel (7)
Plate (20), is fixedly connected with fixed block (8) on the left of the transverse slat (20), and the top on the left of the transverse slat (20) is fixedly connected with
Snap-gauge (17), and the top movable of transverse slat (20) is connected with sliding block (18).
2. a kind of physics inertia experimental demonstration device according to claim 1, it is characterised in that：The right side of the screw (3)
End is through outline border (1) and extends to the outside of outline border (1), and the screw (3) is located at the external one end of outline border (1) and is fixedly connected with
Turning handle (2).
3. a kind of physics inertia experimental demonstration device according to claim 1, it is characterised in that：The lance (13) is located at
The external surface of top frame (14) is fixedly connected with movable plate (11), and the left end of lance (13) is fixedly connected with draw ring (12).
4. a kind of physics inertia experimental demonstration device according to claim 1, it is characterised in that：The fixing device (16)
Including fixed frame (161), the bottom of the fixed frame (161) at the top of top frame (14) with being fixedly connected, the fixed frame (161)
Spring lever (162) is fixedly connected at the top of inner wall, the bottom of the spring lever (162) is fixedly connected with movable plate (163), institute
It states and push rod (164) is fixedly connected on the right side of movable plate (163), one end of the push rod (164) through fixed frame (161) and is prolonged
The outside of fixed frame (161) is extended, the bottom of the movable plate (163) is fixedly connected with fixed link (165), the fixed link
(165) bottom sequentially passes through fixed frame (161) and top frame (14) and extends to the inside of top frame (14).
5. a kind of physics inertia experimental demonstration device according to claim 1, it is characterised in that：The table of the transverse slat (20)
Face is provided with graduated scale (19), and is fixedly connected with limiting plate (6) on the right side of transverse slat (20) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028982.0U CN207441078U (en) | 2017-08-17 | 2017-08-17 | A kind of physics inertia experimental demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028982.0U CN207441078U (en) | 2017-08-17 | 2017-08-17 | A kind of physics inertia experimental demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441078U true CN207441078U (en) | 2018-06-01 |
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ID=62301886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721028982.0U Expired - Fee Related CN207441078U (en) | 2017-08-17 | 2017-08-17 | A kind of physics inertia experimental demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441078U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345920A (en) * | 2018-08-31 | 2019-02-15 | 南京理工大学 | A kind of experimental provision convenient for detection object inertia and relationship between quality |
| CN117589497A (en) * | 2024-01-18 | 2024-02-23 | 山东普鲁特机床有限公司 | Reliability experiment equipment for workbench feeding system of numerical control gantry boring and milling machining center |
-
2017
- 2017-08-17 CN CN201721028982.0U patent/CN207441078U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345920A (en) * | 2018-08-31 | 2019-02-15 | 南京理工大学 | A kind of experimental provision convenient for detection object inertia and relationship between quality |
| CN109345920B (en) * | 2018-08-31 | 2021-03-23 | 南京理工大学 | Experimental device convenient for detect object inertia and mass relation |
| CN117589497A (en) * | 2024-01-18 | 2024-02-23 | 山东普鲁特机床有限公司 | Reliability experiment equipment for workbench feeding system of numerical control gantry boring and milling machining center |
| CN117589497B (en) * | 2024-01-18 | 2024-04-05 | 山东普鲁特机床有限公司 | Reliability experiment equipment for workbench feeding system of numerical control gantry boring and milling machining center |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20190817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |