CN209514962U - A kind of pendulum clock experimental provision - Google Patents
A kind of pendulum clock experimental provision Download PDFInfo
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- CN209514962U CN209514962U CN201822209035.2U CN201822209035U CN209514962U CN 209514962 U CN209514962 U CN 209514962U CN 201822209035 U CN201822209035 U CN 201822209035U CN 209514962 U CN209514962 U CN 209514962U
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- fixedly connected
- pulley
- rope
- motor
- bottom plate
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Abstract
The utility model discloses a kind of pendulum clock experimental provisions, including bottom plate, the top surface of the bottom plate is fixedly connected with the bottom of support rod, the top of the support rod is fixedly connected with one end of crossbeam, the top surface of the bottom plate is fixedly connected with regulating device, the regulating device includes motor, the bottom surface of the motor is fixedly connected with support bracket fastened top, the support bracket fastened bottom is fixedly connected with the top surface of bottom plate, it is fixedly connected at the output end of the motor and the back side axle center of first pulley, the surface drive of the first pulley is connected with transmission belt, the surface of the first pulley is connect by transmission belt with the surface drive of the second belt wheel.In the utility model, by setting motor, first pulley, transmission belt and the second belt wheel, motor provides driving force, so that transmission shaft rotates, by setting guide plate and rubber tube, so that pendulum is static rapidly, experiment next time is carried out as early as possible, to achieve the effect that improve classroom efficiency.
Description
Technical field
The utility model belongs to experiment device for teaching technical field, specially a kind of pendulum clock experimental provision.
Background technique
Experiment is the sole criterion for examining truth, and experimental physics is for Theoretical Physics, and Theoretical Physics is from reason
By the unknown structure of matter of upper exploration nature, the subject of interaction and the basic law of the motion of matter.Theoretical Physics is ground
Study carefully field and be related to Particle Physics and Nuclear Physics, Statistical Physics, Condensed Matter Physics, cosmology etc., almost includes physics institute
There is the Issues of Basic Theory of branch.And experimental physics mainly experimentally explores the material world and the natural law.Correspond to
Physics is divided into Theoretical Physics and experimental physics, and physicist can also be divided into theoretical physicist and experimental physicist.When
So, theoretical in physics and experiment is all indispensable component part, so sometimes such classification is difficult to define.Only not
It crossing in the case where a physicist more lays particular stress on theory, his (she) is referred to as theoretical physicist, and if laying particular stress on experiment,
Referred to as experimental physicist.
In teaching, for the understanding class offerings for making student more thorough, it is necessary to do some experiments, such as pendulum clock reality
Test, and to test, experimental provision be it is essential, pendulum clock experiment need do repeatedly, in existing pendulum clock experimental provision, when
When needing to be tested next time, need it is first that pendulum is static, then adjust swing rope length, if pendulum is not static just to adjust cycloid
Length can make the length adjustment inaccuracy of cycloid, influence experiment effect, and be usually with hand pendulum to be stopped, and unclamp hand
Afterwards, pendulum can be waved due to not vertical, then pendulums is waited to be automatically stopped, and wasted time, reduced classroom efficiency.
Utility model content
The purpose of this utility model is that: to solve the above-mentioned problems, provide a kind of pendulum clock experimental provision.
The technical solution adopted in the utility model is as follows:
A kind of pendulum clock experimental provision, including bottom plate, the top surface of the bottom plate are fixedly connected with the bottom of support rod, the branch
The top of strut is fixedly connected with one end of crossbeam, and the top surface of the bottom plate is fixedly connected with regulating device.
The regulating device includes motor, and the bottom surface of the motor is fixedly connected with support bracket fastened top, the fixation
The bottom of bracket is fixedly connected with the top surface of bottom plate, fixed at the output end of the motor and the back side axle center of first pulley to connect
It connects, the surface drive of the first pulley is connected with transmission belt, and the surface of the first pulley passes through transmission belt and the second belt wheel
Surface drive connection, be fixedly connected with transmission shaft at the positive axle center of second belt wheel, the surface of the transmission shaft with around
It is fixedly connected at the back side axle center of rope sheave, the top surface of the crossbeam, which is from left to right fixedly connected sequentially, first clamping plate and the second folder
Plate, the surface of the first clamping plate at the positive axle center of shaft and first pulley by being rotatablely connected, the table of the second clamping plate
By being rotatablely connected at the positive axle center of shaft and second pulley, the side of the support rod is fixedly connected with third clamping plate in face,
The surface of the third clamping plate at the positive axle center of shaft and third pulley by being rotatablely connected.
Wherein, the surface of the motor output shaft is fixedly connected by bearing with the surface of the first supporting splint, and described
The bottom surface of one supporting splint is fixedly connected with the top surface of bottom plate.
Wherein, the both ends of the transmission shaft are fixedly connected by bearing with the surface of the second supporting splint, and described second
The bottom surface of support clamping plate is fixedly connected with the top surface of bottom plate.
Wherein, the side of the crossbeam is fixedly connected with guide plate, and the top surface of the guide plate offers circular hole, the circular hole
Inner wall is fixedly connected with the surface of rubber tube.
Wherein, the surface of the rope-winding wheel is fixedly connected with one end of traction rope, and the surface of the traction rope is from right to left
Successively it is connect with the surface drive of third pulley, second pulley and first pulley.
Wherein, the traction rope is fixedly connected with swing rope far from one end of rope-winding wheel, and the surface of the swing rope is provided with quarter
Degree, the lower end of the swing rope is fixedly connected with pendulum.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, in the utility model, the pendulum clock experimental provision, by the way that motor, first pulley, transmission belt and the second belt wheel is arranged,
Motor provides driving force, so that transmission shaft rotates, is carried out as early as possible by setting guide plate and rubber tube so that pendulum is static rapidly
Experiment next time, to achieve the effect that improve classroom efficiency.
2, in the utility model, which is changed by setting first pulley, second pulley and third pulley
Become the pull direction of traction rope, to reach the effective length for changing swing rope, convenient for the effect of quick experiment.
Detailed description of the invention
Fig. 1 is the facing structure simplified schematic diagram of the utility model；
Fig. 2 just cuts open structure schematic diagram for the utility model；
Fig. 3 is that bowing for the utility model cuts open structure schematic diagram；
Fig. 4 is enlarged structure schematic diagram at A in the utility model Fig. 2.
Marked in the figure: 1, bottom plate；2, support rod；3, crossbeam；4, regulating device；401, motor；402, fixed bracket；403,
First pulley；404, transmission belt；405, the second belt wheel；406, transmission shaft；407, rope-winding wheel；408, first clamping plate；409, second
Clamping plate；410, first pulley；411, second pulley；412, third clamping plate；413, third pulley；414, the first supporting splint；
415, the second supporting splint；416, guide plate；417, circular hole；418, rubber tube；419, traction rope；420, swing rope；421, pendulum.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-4, a kind of pendulum clock experimental provision, including bottom plate 1, the fixed company in the top surface of bottom plate 1 and the bottom of support rod 2
It connects, the top of support rod 2 is fixedly connected with one end of crossbeam 3, and the top surface of bottom plate 1 is fixedly connected with regulating device 4.
Regulating device 4 includes motor 401, and the bottom surface of motor 401 is fixedly connected with the top of fixed bracket 402, fixed branch
The bottom of frame 402 is fixedly connected with the top surface of bottom plate 1, is fixed at the output end of motor 401 and the back side axle center of first pulley 403
Connection, the surface drive of first pulley 403 are connected with transmission belt 404, and the surface of first pulley 403 passes through transmission belt 404 and the
The surface drive of two belt wheels 405 connects, and is fixedly connected with transmission shaft 406, transmission shaft 406 at the positive axle center of the second belt wheel 405
Surface and the back side axle center of rope-winding wheel 407 at be fixedly connected, the top surface of crossbeam 3, which is from left to right fixedly connected sequentially, the first folder
The surface of plate 408 and second clamping plate 409, first clamping plate 408 passes through the company of rotation at the positive axle center of shaft and first pulley 410
It connects, by being rotatablely connected at the positive axle center of shaft and second pulley 411, the side of support rod 2 is solid on the surface of second clamping plate 409
Surely it is connected with third clamping plate 412, the surface of third clamping plate 412 passes through the company of rotation at the positive axle center of shaft and third pulley 413
It connects.
Further, the surface of 401 output shaft of motor is fixedly connected by bearing with the surface of the first supporting splint 414,
The bottom surface of first supporting splint 414 is fixedly connected with the top surface of bottom plate 1, fixes motor by the way that the first supporting splint 414 is arranged
401 output shaft avoids transmission belt 404 when driving first pulley 403 to rotate, firmly the excessive output shaft for making motor 401
Deformation.
Further, the both ends of transmission shaft 406 are fixedly connected by bearing with the surface of the second supporting splint 415, and second
The bottom surface of supporting splint 415 is fixedly connected with the top surface of bottom plate 1, is carried out transmission shaft 406 by the second supporting splint 415 of setting
It supports and fixes, avoids transmission shaft 406 from tilting, and then rope-winding wheel 407 is caused to block rope in retractable line.
Further, the side of crossbeam 3 is fixedly connected with guide plate 416, and the top surface of guide plate 416 offers circular hole 417, circular hole
417 inner wall is fixedly connected with the surface of rubber tube 418, by setting guide plate 416 and rubber tube 418, so that drawing adjusting
Restrict 419 when, avoid the friction of traction rope 419 and guide plate 416 and snap.
Further, the surface of rope-winding wheel 407 is fixedly connected with one end of traction rope 419, and the surface of traction rope 419 is from the right side
It is successively connect to a left side with the surface drive of third pulley 413, second pulley 411 and first pulley 410, by the way that third pulley is arranged
413, traction rope 419 is guided to bottom by second pulley 411 and first pulley 410, then is wound, and is avoided the need for motor 401
It is placed on crossbeam 3, motor 401 is caused to shake because of work, so that crossbeam 3 shakes.
Further, traction rope 419 is fixedly connected with swing rope 420, the surface of swing rope 420 far from one end of rope-winding wheel 407
It is provided with scale, the lower end of swing rope 420 is fixedly connected with pendulum 421, by the way that scale is arranged, makes it possible to quickly and accurately control
The effective length of swing rope 420 processed, and then quick experiment.
Working principle: when using the pendulum clock experimental provision, by starting motor 401, the output end of motor 401 makes the
The first pulley 403 of the rotation of one belt wheel 403, rotation rotates the second belt wheel 405 by transmission belt 404, the second band of rotation
Wheel 405 rotates transmission shaft 406 and rope-winding wheel 407, and then traction rope 419 is carried out pulling winding, and then swing rope 420 is drawn
Dynamic, adjustment pendulum 421 arrives the distance of guide plate 416, i.e., the length of effective swing rope 420 realizes the swing rope 420 of different length to pendulum
The influence of 421 slew rates, and after every progress is once tested, motor 401 is controlled, so that rope-winding wheel 407 rotates, traction rope 419 is twined
Around so that pendulum 421 peaks, i.e., being in contact with rubber tube 418, so that pendulum 421 stops swinging rapidly, then carry out
The experiment of next step, greatly reduces the time of the stopping of pendulum 421, to achieve the effect that improve classroom efficiency.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of pendulum clock experimental provision, including bottom plate (1), it is characterised in that: the top surface of the bottom plate (1) and support rod (2)
Bottom is fixedly connected, and the top of the support rod (2) is fixedly connected with one end of crossbeam (3), and the top surface of the bottom plate (1) is fixed
It is connected with regulating device (4)；
The regulating device (4) includes motor (401), and the bottom surface of the motor (401) and the top of fixed bracket (402) are fixed
Connection, the bottom of the fixed bracket (402) is fixedly connected with the top surface of bottom plate (1), the output end of the motor (401) and the
It being fixedly connected at the back side axle center of one belt wheel (403), the surface drive of the first pulley (403) is connected with transmission belt (404),
The surface of the first pulley (403) is connect by transmission belt (404) with the surface drive of the second belt wheel (405), and described second
It is fixedly connected at the positive axle center of belt wheel (405) transmission shaft (406), the surface and rope-winding wheel (407) of the transmission shaft (406)
Back side axle center at be fixedly connected, the top surface of the crossbeam (3), which is from left to right fixedly connected sequentially, first clamping plate (408) and
The surface of second splint (409), the first clamping plate (408) passes through the company of rotation at the positive axle center of shaft and first pulley (410)
It connects, the surface of the second clamping plate (409) at the positive axle center of shaft and second pulley (411) by being rotatablely connected, the branch
The side of strut (2) is fixedly connected with third clamping plate (412), and the surface of the third clamping plate (412) is sliding by shaft and third
It takes turns and is rotatablely connected at the positive axle center of (413).
2. a kind of pendulum clock experimental provision as described in claim 1, it is characterised in that: the surface of motor (401) output shaft
It is fixedly connected by bearing with the surface of the first supporting splint (414), the bottom surface of first supporting splint (414) and bottom plate
(1) top surface is fixedly connected.
3. a kind of pendulum clock experimental provision as described in claim 1, it is characterised in that: the both ends of the transmission shaft (406) pass through
Bearing is fixedly connected with the surface of the second supporting splint (415), bottom surface and bottom plate (1) of second supporting splint (415)
Top surface is fixedly connected.
4. a kind of pendulum clock experimental provision as described in claim 1, it is characterised in that: the side of the crossbeam (3) is fixedly connected
Have guide plate (416), the top surface of the guide plate (416) offers circular hole (417), the inner wall and rubber tube of the circular hole (417)
(418) surface is fixedly connected.
5. a kind of pendulum clock experimental provision as described in claim 1, it is characterised in that: the surface of the rope-winding wheel (407) with lead
One end of messenger (419) is fixedly connected, the surface of the traction rope (419) from right to left successively with third pulley (413), second
Pulley (411) is connected with the surface drive of first pulley (410).
6. a kind of pendulum clock experimental provision as claimed in claim 5, it is characterised in that: the traction rope (419) is far from rope-winding wheel
(407) one end is fixedly connected with swing rope (420), and the surface of the swing rope (420) is provided with scale, the swing rope (420)
Lower end is fixedly connected with pendulum (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822209035.2U CN209514962U (en) | 2018-12-27 | 2018-12-27 | A kind of pendulum clock experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822209035.2U CN209514962U (en) | 2018-12-27 | 2018-12-27 | A kind of pendulum clock experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209514962U true CN209514962U (en) | 2019-10-18 |
Family
ID=68197582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822209035.2U Expired - Fee Related CN209514962U (en) | 2018-12-27 | 2018-12-27 | A kind of pendulum clock experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209514962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697981A (en) * | 2021-01-12 | 2021-04-23 | 浙江农林大学 | Herbicidal activity anti-diffusion test device for 4,8-DHT herbicide |
-
2018
- 2018-12-27 CN CN201822209035.2U patent/CN209514962U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697981A (en) * | 2021-01-12 | 2021-04-23 | 浙江农林大学 | Herbicidal activity anti-diffusion test device for 4,8-DHT herbicide |
| CN112697981B (en) * | 2021-01-12 | 2024-01-23 | 浙江农林大学 | A herbicidal activity diffusion prevention test device for 4,8-DHT herbicide |
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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: 20191018 Termination date: 20201227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |