CN204303225U - The multi-functional mechanics apparatus for demonstrating of Physical Experiment - Google Patents
The multi-functional mechanics apparatus for demonstrating of Physical Experiment Download PDFInfo
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- CN204303225U CN204303225U CN201420839950.9U CN201420839950U CN204303225U CN 204303225 U CN204303225 U CN 204303225U CN 201420839950 U CN201420839950 U CN 201420839950U CN 204303225 U CN204303225 U CN 204303225U
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- supporting plate
- ball
- groove
- dynamometer
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Abstract
The multi-functional mechanics apparatus for demonstrating of <b> Physical Experiment, comprise base plate, supporting plate, described base plate side connects base by tumbler, described tumbler comprises and turns ball, the described ball that turns is embedded in the circular groove of base plate, the described ball top that turns has connecting rod, described connecting rod top connects swivel bearing, described swivel bearing is inlayed in the base groove being fixed on base bottom, described swivel bearing bilateral symmetry is connected and fixed boss, described fixing lug boss has screwed hole, described fixing lug boss is fixed in the boss groove communicated with base groove, base has the base holes communicated with screwed hole, set bolt is connected with the screwed hole of fixing lug boss through base holes, described base plate top is provided with sleeve pipe, described inside pipe casing is provided with elevating lever, described elevating lever upper end is provided with supporting plate.</b>
Description
Technical field
the utility model relates to realia field, particularly relates to the multi-functional mechanics apparatus for demonstrating of a kind of Physical Experiment.
Background technology
in Physical Experiment Course, need the lecture experiment of mechanics, existing mechanics demonstration equipment function singleness, easily loosens, and directly cannot embody the feature of mechanics, and student's indigestion mechanical relationship, the effect of teaching is bad.
Summary of the invention
the deficiency that the utility model exists for prior art, the multi-functional mechanics apparatus for demonstrating of Physical Experiment provide a kind of accurate positioning, being connected firmly.
the purpose of this utility model is achieved through the following technical solutions:
the multi-functional mechanics apparatus for demonstrating of a kind of Physical Experiment, comprise base plate, supporting plate, described base plate side connects base by tumbler, described tumbler comprises and turns ball, the described ball that turns is embedded in the circular groove of base plate, the described ball top that turns has connecting rod, described connecting rod top connects swivel bearing, described swivel bearing is inlayed in the base groove being fixed on base bottom, described swivel bearing bilateral symmetry is connected and fixed boss, described fixing lug boss has screwed hole, described fixing lug boss is fixed in the boss groove communicated with base groove, base has the base holes communicated with screwed hole, set bolt is connected with the screwed hole of fixing lug boss through base holes, described base plate top is provided with sleeve pipe, described inside pipe casing is provided with elevating lever, described elevating lever upper end is provided with supporting plate.
described supporting plate and described elevating lever hinged by rotating shaft, described elevating lever and described sleeve pipe are fixed by fastening bolt, scale is provided with above described supporting plate, be provided with spirit bubble in the middle part of described base plate, described supporting plate top is provided with bracket, is provided with counterweight ball above described bracket, described bracket is 3-5, described supporting plate bottom is provided with hook, and described hook and described base are equipped with two, and described hook bottom is respectively equipped with dynamometer and tension spring.
described dynamometer, tension spring are connected by suspension ring with hook, and described dynamometer, tension spring and base, by being threaded, are provided with pointer above described dynamometer, and described dynamometer inside is provided with rule, and described rule bottom is provided with back-moving spring.
the utility model beneficial effect: rational in infrastructure, has fully demonstrated the relation between power, moment, the arm of force.Tumbler bottom turn cooperatively interacting to achieve and turning the omnibearing rotation of ball of ball and bearing, after elevating lever rises, can with the direction motion puted forth effort when stressed, motion is convenient, that measures is more accurate, and bilateral symmetry fixing lug boss is fixed in the boss groove communicated with base groove, accurate positioning, set bolt is connected with the screwed hole of fixing lug boss through base holes, is not only connected firmly but also achieves and be convenient to repair demolition.The interaction of expressive force that can be visual in image while demonstration elastic force, improves the learning interest of student, improves the quality of instruction of teacher.
Accompanying drawing explanation
fig. 1 is tumbler structural representation described in the utility model.
fig. 2 is the multi-functional mechanics apparatus for demonstrating structural representation of a kind of Physical Experiment described in the utility model.
Detailed description of the invention
according to drawings and embodiments the utility model is described in further detail below:
the multi-functional mechanics apparatus for demonstrating of a kind of Physical Experiment, comprise base plate 1, supporting plate 6, described base plate side connects base 14 by tumbler, described tumbler comprises and turns ball 25, the described ball that turns is embedded in the circular groove 16 of base plate 1, the described ball top that turns has connecting rod 17, described connecting rod top connects swivel bearing 18, described swivel bearing is inlayed in the base groove 19 being fixed on base 14 bottom, described swivel bearing bilateral symmetry is connected and fixed boss 20, described fixing lug boss 20 has screwed hole 22, described fixing lug boss is fixed in the boss groove 21 communicated with base groove, base has the base holes 23 communicated with screwed hole, set bolt 24 is connected with the screwed hole 22 of fixing lug boss through base holes 23, described base plate top is provided with sleeve pipe 2, described inside pipe casing is provided with elevating lever 4, described elevating lever 4 upper end is provided with supporting plate 6.The rotation achieving and turn ball that cooperatively interacts turning ball and bearing of tumbler bottom, during experiment after elevating lever 4 rises, supporting plate 6 becomes level from inclination under force, when stressed, base 14 can move slightly with the direction of putting forth effort, base 14 is made to be adjusted to vertical state with the change puted forth effort, that measures is more accurate, bilateral symmetry fixing lug boss is fixed in the boss groove 21 communicated with base groove, accurate positioning, set bolt 24 is connected with the screwed hole of fixing lug boss through base holes, is not only connected firmly but also achieves and be convenient to repair demolition.
described supporting plate 6 is hinged by rotating shaft 5 with described elevating lever 4, and described elevating lever 4 is fixed by fastening bolt 3 with described sleeve pipe 2, and by regulating the height of elevating lever, more convenient observation lever principle of carrying out is tested.Described supporting plate 6 is provided with scale above, can conveniently read arm of force size, is convenient to calculate.Spirit bubble 15 is provided with in the middle part of described base plate 1, entirety is made to be in level, spirit bubble also can replace with level meter isoequilibrium measurement mechanism, described supporting plate top is provided with bracket 7, be provided with counterweight ball 8 above described bracket, described bracket is 3-5, and optimal number is 4, make supporting plate 6 can not be oversize, telescopic spring freely.Described supporting plate bottom is provided with hook 9, and described hook and described base 14 are equipped with two, and described hook bottom is respectively equipped with dynamometer 12 and tension spring 13.
described dynamometer 12, tension spring 13 are connected by suspension ring with hook, described dynamometer, tension spring and base 14 are by being threaded, dynamometer and tension spring can be dismantled, easy to use, simultaneously can adjusting position, relation between power in lever principle, moment, the arm of force can be described intuitively, be convenient to student to the understanding of lever principle and grasp, improve the learning interest of student.Described dynamometer 12 is provided with pointer 10 above, can read the numerical value on rule 11.Described dynamometer 12 inside is provided with rule 11, and described rule 11 bottom is provided with back-moving spring, the size of expressive force that can be visual in image.Described dynamometer, tension spring can exchange diverse in function.Tension spring 13 has multiple specification according to mechanical requirements, test time with the use of.
during use, measure adjustment base plate by spirit bubble and make entirety be in level, when doing lever principle experiment, dynamometer 12 is taken off, when needing the size of ergometry, tension spring is taken off dynamometer and installs, regulate height and the tension spring position of elevating lever.This Physical Experiment is rational in infrastructure, easy to operate with multi-functional mechanics apparatus for demonstrating, diverse in function, and the interaction of expressive force that can be visual in image while demonstration elastic force, improves the quality of instruction of teacher.
Claims (3)
1. the multi-functional mechanics apparatus for demonstrating of Physical Experiment
,comprise base plate, supporting plate, it is characterized in that: described base plate side connects base by tumbler, described tumbler comprises and turns ball, the described ball that turns is embedded in the circular groove of base plate, the described ball top that turns has connecting rod, described connecting rod top connects swivel bearing, described swivel bearing is inlayed in the base groove being fixed on base bottom, described swivel bearing bilateral symmetry is connected and fixed boss, described fixing lug boss has screwed hole, described fixing lug boss is fixed in the boss groove communicated with base groove, base has the base holes communicated with screwed hole, set bolt is connected with the screwed hole of fixing lug boss through base holes, described base plate top is provided with sleeve pipe, described inside pipe casing is provided with elevating lever, described elevating lever upper end is provided with supporting plate.
2. the multi-functional mechanics apparatus for demonstrating of Physical Experiment according to claim 1, it is characterized in that: described supporting plate and described elevating lever hinged by rotating shaft, described elevating lever and described sleeve pipe are fixed by fastening bolt, scale is provided with above described supporting plate, spirit bubble is provided with in the middle part of described base plate, described supporting plate top is provided with bracket, counterweight ball is provided with above described bracket, described bracket is 3-5, described supporting plate bottom is provided with hook, described hook and described base are equipped with two, and described hook bottom is respectively equipped with dynamometer and tension spring.
3. the multi-functional mechanics apparatus for demonstrating of Physical Experiment according to claim 2, it is characterized in that: described dynamometer, tension spring are connected by suspension ring with hook, described dynamometer, tension spring and base are by being threaded, pointer is provided with above described dynamometer, described dynamometer inside is provided with rule, and described rule bottom is provided with back-moving spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420839950.9U CN204303225U (en) | 2014-12-26 | 2014-12-26 | The multi-functional mechanics apparatus for demonstrating of Physical Experiment |
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CN201420839950.9U CN204303225U (en) | 2014-12-26 | 2014-12-26 | The multi-functional mechanics apparatus for demonstrating of Physical Experiment |
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CN204303225U true CN204303225U (en) | 2015-04-29 |
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CN201420839950.9U Expired - Fee Related CN204303225U (en) | 2014-12-26 | 2014-12-26 | The multi-functional mechanics apparatus for demonstrating of Physical Experiment |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105654818A (en) * | 2016-04-06 | 2016-06-08 | 袁静 | Simple physical experiment frame |
CN106111232A (en) * | 2016-08-26 | 2016-11-16 | 陕西晨光机电成套设备有限公司 | A kind of multi-function experimental rig for metal material pulling experiment |
CN106571090A (en) * | 2016-11-04 | 2017-04-19 | 孔晟杰 | Multifunctional physics teaching experiment table |
-
2014
- 2014-12-26 CN CN201420839950.9U patent/CN204303225U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105654818A (en) * | 2016-04-06 | 2016-06-08 | 袁静 | Simple physical experiment frame |
CN106111232A (en) * | 2016-08-26 | 2016-11-16 | 陕西晨光机电成套设备有限公司 | A kind of multi-function experimental rig for metal material pulling experiment |
CN106111232B (en) * | 2016-08-26 | 2018-11-13 | 陕西晨光机电成套设备有限公司 | A kind of multi-function experimental rig for metal material pulling experiment |
CN106571090A (en) * | 2016-11-04 | 2017-04-19 | 孔晟杰 | Multifunctional physics teaching experiment table |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20151226 |
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EXPY | Termination of patent right or utility model |