CN207993306U - A kind of fluid resistance automatic demonstrating device - Google Patents
A kind of fluid resistance automatic demonstrating device Download PDFInfo
- Publication number
- CN207993306U CN207993306U CN201721909578.4U CN201721909578U CN207993306U CN 207993306 U CN207993306 U CN 207993306U CN 201721909578 U CN201721909578 U CN 201721909578U CN 207993306 U CN207993306 U CN 207993306U
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- framework
- mobile terminal
- lead screw
- tension rope
- drive lead
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Abstract
The utility model discloses a kind of fluid resistance automatic demonstrating devices, including：Framework, tension rope group, mobile terminal, reseting baffle, reset motor, drive lead screw, electromagnet, the framework is square box, framework is vertically arranged, the tension rope group is three groups, tension rope group both ends are respectively and fixedly connected to the upper and lower ends of framework, the mobile terminal is slidably connected in tension rope group, the reseting baffle both ends are slidably connected at framework both sides by sliding slot, and reseting baffle both ends are provided with threaded hole, the reset motor is fixed in framework upper end, the drive lead screw is mounted on framework both sides by bearing block, drive lead screw is connect by transmission gear with motor output shaft is resetted, and drive lead screw is connected through a screw thread with reseting baffle, the electromagnet is fixed on reseting baffle, and electromagnet position is corresponding with mobile terminal position.The utility model have many advantages, such as it is simple in structure, be automatically brought into operation, accurate timing.
Description
Technical field
The utility model is related to experimental teaching equipment technical field, specially a kind of fluid resistance automatic demonstrating device.
Background technology
In existing education of science, students often can only be by the oral account of textbook word or teacher, to obtain
Knowledge tends not to obtain true experience sense, not deep enough to the impression of student, allow student to the understanding of scientific knowledge not
Foot.
Existing fluid resistance teaching demonstration device is pure model display, and three models of different shapes are slided from track,
See which kind of shape glides fast, experience again needs that three models are reset to fixed position manually, is brought greatly to experiment
It is inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of fluid resistance automatic demonstrating devices, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions：A kind of fluid resistance automatic demonstrating device, packet
It includes：Framework, mobile terminal, reseting baffle, resets motor, drive lead screw, electromagnet at tension rope group, and the framework is rectangular
Frame, framework are vertically arranged, and the tension rope group is three groups, and tension rope group both ends are respectively and fixedly connected to the upper and lower ends of framework, institute
The mobile terminal stated is slidably connected in tension rope group, and the reseting baffle both ends are slidably connected at framework two by sliding slot
Side, and reseting baffle both ends are provided with threaded hole, the reset motor is fixed in framework upper end, and the drive lead screw passes through axis
Bearing is mounted on framework both sides, and drive lead screw is connect by transmission gear with motor output shaft is resetted, and drive lead screw and reset
Baffle is connected through a screw thread, and the electromagnet is fixed on reseting baffle, and electromagnet position is corresponding with mobile terminal position.
Further, the mobile terminal is made of bulk fluid, connecting pole, strut, slipping ring, and affiliated fluid is block-shaped
Different, the connecting pole is fixed in bulk fluid rear and front end, and the strut is vertically fixed on connecting pole, described
Slipping ring is fixed on the outside of strut, and slipping ring is socketed on the rope of tension rope group.
Further, the framework lower face is provided with contact induction device, the contact induction device position and movement
Terminal is corresponding.
Compared with prior art, the utility model has the beneficial effects that：
1. simple in structure, cheap；
2. being automatically brought into operation, being easy to use；
3. accurate timing, using effect are good.
The utility model have many advantages, such as it is simple in structure, be automatically brought into operation, accurate timing.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the mobile terminal structure schematic diagram of the utility model；
In figure：1- frameworks；2- tension rope groups；3- moves terminal；4- reseting baffles；5- resets motor；6- drive lead screws；7-
Electromagnet；8- bulk fluids；9- connecting poles；10- struts；11- slipping rings；12- contact induction devices.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, 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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1,2, the utility model provides a kind of fluid resistance automatic demonstrating device, including：Framework 1 tenses
Rope group 2, reseting baffle 4, resets motor 5, drive lead screw 6, electromagnet 7 at mobile terminal 3, and the framework 1 is square box, frame
Body 1 is vertically arranged, and the tension rope group 2 is three groups, and 2 both ends of tension rope group are respectively and fixedly connected to the upper and lower ends of framework 1, described
Mobile terminal 3 be slidably connected in tension rope group 2,4 both ends of reseting baffle are slidably connected at 1 liang of framework by sliding slot
Side, and 4 both ends of reseting baffle are provided with threaded hole, the reset motor 5 is fixed in 1 upper end of framework, and the drive lead screw 6 is logical
It crosses bearing block and is mounted on 1 both sides of framework, drive lead screw 6 exports axis connection, and drive lead screw by transmission gear with motor 5 is resetted
6 are connected through a screw thread with reseting baffle 4, and the electromagnet 7 is fixed on reseting baffle 4, and 7 position of electromagnet and mobile terminal
Sub 3 positions correspond to.
Further, the mobile terminal 3 is made of bulk fluid 8, connecting pole 9, strut 10, slipping ring 11, affiliated stream
8 shape of body block is different, and the connecting pole 9 is fixed in 8 rear and front end of bulk fluid, the vertical company of being fixed in of the strut 10
It connects on column 9, the slipping ring 11 is fixed in 10 outside of strut, and slipping ring 11 is socketed on the rope of tension rope group 2.
Further, 1 lower face of framework is provided with contact induction device 12, the contact induction device position 12 with
Mobile terminal 3 is corresponding.
Operation principle：The utility model provides a kind of fluid resistance automatic demonstrating device, in use, first by electromagnet
7 are powered, and to generate magnetism, drive drive lead screw 6 to rotate by resetting motor 5, to allow reseting baffle 4 to move, allow electromagnetism
Iron 7 touches mobile terminal 3, and electromagnet 7 adsorbs the strut 10 of mobile terminal 3, then resets motor 5 and drives reseting baffle
4 rise to extreme higher position, then are powered off to electromagnet 7, and three mobile terminals 3 fall at this time, respectively not due to 8 shape of bulk fluid
Identical, the resistance of generation is different, and the speed of whereabouts is different, touches that contact induction device 12 is also different, and contact induction device 12 is sent out
The time of signal is also just different.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of fluid resistance automatic demonstrating device, including：Framework（1）, tension rope group（2）, mobile terminal（3）, reseting baffle
（4）, reset motor（5）, drive lead screw（6）, electromagnet（7）, it is characterised in that：The framework（1）For square box, framework
（1）It is vertically arranged, the tension rope group（2）It is three groups, tension rope group（2）Both ends are respectively and fixedly connected to framework（1）Up and down two
End, the mobile terminal（3）It is slidably connected at tension rope group（2）On, the reseting baffle（4）It is slided by sliding slot at both ends
It is connected to framework（1）Both sides, and reseting baffle（4）Both ends are provided with threaded hole, the reset motor（5）It is fixed in framework（1）
Upper end, the drive lead screw（6）It is mounted on framework by bearing block（1）Both sides, drive lead screw（6）By transmission gear and again
Position motor（5）Export axis connection, and drive lead screw（6）With reseting baffle（4）It is connected through a screw thread, the electromagnet（7）Gu
It is connected on reseting baffle（4）On, and electromagnet（7）Position and mobile terminal（3）Position corresponds to.
2. a kind of fluid resistance automatic demonstrating device according to claim 1, it is characterised in that：The mobile terminal
（3）By bulk fluid（8）, connecting pole（9）, strut（10）, slipping ring（11）Composition, affiliated bulk fluid（8）Shape is different, institute
The connecting pole stated（9）It is fixed in bulk fluid（8）Rear and front end, the strut（10）Vertically it is fixed in connecting pole（9）On, it is described
Slipping ring（11）It is fixed in strut（10）Outside, and slipping ring（11）It is socketed in tension rope group（2）Rope on.
3. a kind of fluid resistance automatic demonstrating device according to claim 1, it is characterised in that：The framework（1）Under
End face is provided with contact induction device（12）, the contact induction device（12）Position and mobile terminal（3）It is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909578.4U CN207993306U (en) | 2017-12-29 | 2017-12-29 | A kind of fluid resistance automatic demonstrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909578.4U CN207993306U (en) | 2017-12-29 | 2017-12-29 | A kind of fluid resistance automatic demonstrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207993306U true CN207993306U (en) | 2018-10-19 |
Family
ID=63818504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721909578.4U Active CN207993306U (en) | 2017-12-29 | 2017-12-29 | A kind of fluid resistance automatic demonstrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207993306U (en) |
-
2017
- 2017-12-29 CN CN201721909578.4U patent/CN207993306U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 223005 Room 312, Building 4, 266 Chengde South Road (Huaian Software Park), Huaian Economic and Technological Development Zone, Jiangsu Province Patentee after: Jiangsu science dream Creation Engineering Co., Ltd. Address before: Room 312, Building 4, Huai'an Software Park, 266 Chengde South Road, Huai'an City, Jiangsu Province, 223005 Patentee before: Huaming, Jiangsu science and education equipment company limited |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200106 Address after: Room 307, building 4, No. 266, Chengde South Road, Huai'an Economic and Technological Development Zone, Huai'an City, Jiangsu Province Patentee after: Jiangsu scientific dream exhibition Technology Co., Ltd. Address before: 223005, room 4, building 312, Chengde South Road, Huaian economic and Technological Development Zone, Jiangsu, Huaian, 266 Patentee before: Jiangsu science dream Creation Engineering Co., Ltd. |
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| TR01 | Transfer of patent right |