CN213277119U - A auxiliary teaching aid for physical motion and power experiment - Google Patents
A auxiliary teaching aid for physical motion and power experiment Download PDFInfo
- Publication number
- CN213277119U CN213277119U CN202022113077.3U CN202022113077U CN213277119U CN 213277119 U CN213277119 U CN 213277119U CN 202022113077 U CN202022113077 U CN 202022113077U CN 213277119 U CN213277119 U CN 213277119U
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- guide rail
- aluminum profile
- profile guide
- fixed
- lifting block
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Abstract
The utility model discloses an auxiliary teaching aid for physical movement and force experiments, which comprises an aluminum profile guide rail, an electric spark dotting timer, a photoelectric door and a trolley component, the two ends of the aluminum profile guide rail are respectively fixed with a guide rail end cover, the right side above the aluminum profile guide rail is provided with a trolley component, the left side above the aluminum profile guide rail is provided with a photoelectric door which is fixed on the lifting block, the lifting block is fixed with a guide rail supporting rod in a guide rail base on the left side of the aluminum profile guide rail, an electric spark dotting timer is fixed on the aluminum profile guide rail on the right side of the guide rail end cover on the left side, a compression spring is arranged between the electric spark dotting timer and the guide rail end cover on the left side of the electric spark dotting timer, a guide rail supporting leg is arranged below the right side of the aluminum profile guide rail, the guide rail end cover on the right side of the aluminum profile guide rail is hung with a pulley, and a pull rope is arranged above the pulley. This an auxiliary teaching aid for physical motion and power experiment can assist the completion of physical motion and power experiment, is fit for generally using widely.
Description
Technical Field
The utility model belongs to the technical field of the teaching aid, concretely relates to an auxiliary teaching aid for physical exercises and power experiment.
Background
The teaching aid refers to a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like.
Many teaching aids will be used in the mechanics course of physics, including exploring frictional force experimental apparatus, two balanced experimental apparatus of two forces, beat the point timer and survey object speed experimental apparatus and photoelectric door side object speed experimental apparatus, this kind of relevant experimental apparatus is comparatively dispersed, the function singleness, and the outward appearance is simple and crude, and the instrument is built roughly, and the experiment effect is unstable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an auxiliary teaching aid for physical motion and power experiment to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary teaching aid for physical motion and force experiments comprises an aluminum profile guide rail, an electric spark dotting timer, a photoelectric door and a trolley assembly, wherein guide rail end covers are fixed at two ends of the aluminum profile guide rail respectively, the trolley assembly is arranged on the right side above the aluminum profile guide rail, the photoelectric door is arranged on the left side above the aluminum profile guide rail and is fixed on a lifting block, the lifting block is fixed with a guide rail support rod in a guide rail base on the left side of the aluminum profile guide rail, the electric spark dotting timer is fixed on the aluminum profile guide rail on the right side of the guide rail end cover on the left side, and a compression spring is arranged between the electric spark dotting timer and the guide;
the aluminum profile guide rail right side below is provided with the guide rail supporting legs, the guide rail end cover on aluminum profile guide rail right side is gone up to hang and is loaded the pulley, the stay cord has been taken to the pulley top, the one end and the dolly subassembly of stay cord are connected, the other end of guide rail supporting legs is colluded the upper end with the stone roller of placing the hook sign indicating number and is connected, and two sets of guide rail end covers are all fixed through hand screw and aluminum profile guide rail.
Preferably, the left side of the aluminum profile guide rail is provided with four groups of guide rail bases, and guide rail support rods are fixed inside the guide rail bases in a pressing mode through hand-screwed screws.
Preferably, the guide rail base partly stretches into the inslot at aluminium alloy guide rail edge, the guide rail base stretches into the groove at aluminium alloy guide rail edge inslot and aluminium alloy guide rail edge for unsmooth cooperation, the lateral wall of the inside in the groove in the hand screw top income edge at guide rail base both ends is fixed with guide rail base and aluminium alloy guide rail.
Preferably, the guide rail graduated scales are arranged on the adjacent parts of the two groups of upper edges of the aluminum profile guide rail.
Preferably, a set of horizontal shafts is fixed inside the photoelectric door through two sets of hand screws, the shafts inside the photoelectric door are positioned in the opening part of the lifting block and are propped against by the hand screws on the lower side of the opening part of the lifting block, the lifting block is penetrated through by the guide rail supporting rod in the guide rail base, and the guide rail supporting rod in the lifting block is pressed and fixed by the other set of hand screws in the non-opening part of the lifting block.
Preferably, the right side of the aluminum profile guide rail is provided with an angle indicating disc for assisting in observing the angle of the aluminum profile guide rail.
The utility model discloses a technological effect and advantage: the auxiliary teaching aid for the physical movement and force experiment combines experimental equipment for exploring a friction force experimental device, a two-force balance experimental device, a dotting timer object speed measuring experimental device and a photoelectric door side object speed experimental device into a set of teaching appliance, is convenient to disassemble and assemble, and has good universality; the positions of the components are fixed through the hand-screwed screws, tools needed in the debugging process are fewer, the design is favorable for the expansion of a mechanical experiment, and the difficulty in the adjusting process is also reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;
fig. 3 is a schematic structural diagram of the utility model at the position B in fig. 1;
fig. 4 is a schematic view of the structure of the angle indicating plate of the present invention.
In the figure: the aluminum profile guide rail comprises an aluminum profile guide rail 1, a guide rail graduated scale 2, a guide rail end cover 3, a pulley 4, a pull rope 5, a hook code 6, a compression spring 7, a hand-screwed screw 8, an electric spark dotting timer 9, a guide rail base 10, a guide rail support rod 11, a lifting block 12, a photoelectric door 13, a trolley assembly 14, guide rail support feet 15 and an angle indicating dial 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an auxiliary teaching aid for physical movement and power experiment as shown in figures 1-4, including aluminium alloy guide rail 1, electric spark dotting timer 9, photoelectric door 13 and dolly subassembly 14, aluminium alloy guide rail 1 both ends are respectively fixed with guide rail end cover 3, aluminium alloy guide rail 1 top right side is provided with dolly subassembly 14, aluminium alloy guide rail 1 top left side is provided with photoelectric door 13, photoelectric door 13 is fixed on elevator 12, elevator 12 is fixed with guide rail bracing piece 11 in the left guide rail base 10 of aluminium alloy guide rail 1, is fixed with electric spark dotting timer 9 on the aluminium alloy guide rail 1 on the left guide rail end cover 3 right side, be provided with compression spring 7 between electric spark dotting timer 9 and its left guide rail end cover 3;
the utility model discloses a guide rail structure, including aluminium alloy guide rail 1, guide rail end cover 3 on aluminium alloy guide rail 1 right side is provided with guide rail supporting legs 15, it has pulley 4 to hang on the guide rail end cover 3 on aluminium alloy guide rail 1 right side, pulley 4 top has been taken stay cord 5, the one end and the dolly subassembly 14 of stay cord 5 are connected, the other end of guide rail supporting legs 15 is colluded the upper end with the stone roller of placing hook sign indicating number 6 and is connected, and two sets of guide rail end covers 3 are all fixed through hand screw 8.
Specifically, 1 left side of aluminium alloy guide rail is provided with four groups of guide rail bases 10, inside the guide rail base 10 compresses tightly through hand-screw 8 and is fixed with guide rail bracing piece 11.
Specifically, a part of guide rail base 10 stretches into the inslot at 1 edge of aluminium alloy guide rail, guide rail base 10 stretches into 1 edge inslot of aluminium alloy guide rail part and 1 edge of aluminium alloy guide rail groove for unsmooth cooperation, the lateral wall of the inside in 1 edge groove is gone into on 8 tops of the hand screw at guide rail base 10 both ends is fixed guide rail base 10 and aluminium alloy guide rail 1.
Specifically, the adjacent parts of two sets of upper edges of the aluminum profile guide rail 1 are provided with guide rail graduated scales 2.
Specifically, a set of horizontal shafts is fixed inside the photoelectric door 13 through two sets of hand screws 8, the shafts inside the photoelectric door 13 are located in the opening part of the lifting block 12 and are pressed against the hand screws 8 on the lower side of the opening part of the lifting block 12, the lifting block 12 is penetrated through by the guide rail support rod 11 in the guide rail base 10, and the guide rail support rod 11 in the lifting block 12 is pressed and fixed by the other set of hand screws 8 in the non-opening part of the lifting block 12.
Specifically, the right side of the aluminum profile guide rail 1 is provided with an angle indicating disc 16 for assisting in observing the angle of the aluminum profile guide rail 1.
The working principle of the auxiliary teaching aid for physical movement and force experiments is that an electric spark dotting timer 9 is connected with a trolley component 14 in a magnetic suction mode, the electric spark dotting timer 9 can suck or release the trolley component 14, a guide rail supporting leg 11 can adjust the length of an extruded aluminum profile guide rail 1 so as to adjust the level or the inclination angle of the aluminum profile guide rail 1, an angle indicating disc 16 is arranged on the side edge of the aluminum profile guide rail 1 and used for indicating the inclination angle of the guide rail, a guide rail supporting leg 15 is used for finely adjusting the angle of the guide rail, a screw rod is arranged inside the guide rail supporting leg 15, the upper end of the screw rod is fixed at the lower end of the aluminum profile guide rail 1, the angle of the aluminum profile guide rail 1 can be finely adjusted by manually screwing the guide rail supporting leg 15, a compression spring 7 is arranged on a guide rail end cover 3 and can provide initial power for, the angle indicating dial 16 directs the pointer directly upward using gravity, thereby allowing the pointer to observe the deflection angle according to gravity.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides an auxiliary teaching aid for physical movement and power experiment, includes aluminium alloy guide rail (1), electric spark beat some time-recorder (9), photogate (13) and dolly subassembly (14), its characterized in that: the electric spark dotting machine is characterized in that guide rail end covers (3) are respectively fixed at two ends of an aluminum profile guide rail (1), a trolley assembly (14) is arranged on the right side above the aluminum profile guide rail (1), a photoelectric door (13) is arranged on the left side above the aluminum profile guide rail (1), the photoelectric door (13) is fixed on a lifting block (12), the lifting block (12) is fixed with a guide rail support rod (11) in a guide rail base (10) on the left side of the aluminum profile guide rail (1), an electric spark dotting timer (9) is fixed on the aluminum profile guide rail (1) on the right side of the guide rail end cover (3) on the left side of the aluminum profile guide rail (1), and a compression spring (7) is arranged between;
the aluminum profile guide rail is characterized in that guide rail supporting feet (15) are arranged below the right side of the aluminum profile guide rail (1), pulleys (4) are hung on guide rail end covers (3) on the right side of the aluminum profile guide rail (1), pull ropes (5) are arranged above the pulleys (4), one ends of the pull ropes (5) are connected with trolley components (14), the other ends of the guide rail supporting feet (15) are connected with the upper ends of sliding blocks of the hook codes (6), and the two groups of guide rail end covers (3) are fixed with the aluminum profile guide rail (1) through hand-twisting screws (8).
2. An aid for physical exercise and force testing as claimed in claim 1, wherein: the aluminum profile guide rail is characterized in that four groups of guide rail bases (10) are arranged on the left side of the aluminum profile guide rail (1), and guide rail support rods (11) are fixedly compressed in the guide rail bases (10) through hand-screwed screws (8).
3. An aid for physical exercise and force testing as claimed in claim 1, wherein: the guide rail base is characterized in that one part of the guide rail base (10) stretches into the groove at the edge of the aluminum profile guide rail (1), the part of the guide rail base (10) stretching into the groove at the edge of the aluminum profile guide rail (1) and the groove at the edge of the aluminum profile guide rail (1) are matched in a concave-convex mode, and the guide rail base (10) and the aluminum profile guide rail (1) are fixed by the side wall of the inner part of the groove in the edge, which is pushed by hand-screwing screws (8) at the two ends of the guide rail base (10).
4. An aid for physical exercise and force testing as claimed in claim 1, wherein: the adjacent parts of two sets of upper edges of the aluminum profile guide rail (1) are provided with guide rail graduated scales (2).
5. An aid for physical exercise and force testing as claimed in claim 1, wherein: a set of horizontal shafts is fixed in the photoelectric door (13) through two sets of hand screws (8), the shafts in the photoelectric door (13) are located in an opening part of the lifting block (12) and are propped against by the hand screws (8) on the lower side of the opening part of the lifting block (12), the lifting block (12) is penetrated through by a guide rail supporting rod (11) in the guide rail base (10), and the guide rail supporting rod (11) in the lifting block (12) is pressed and fixed by the other set of hand screws (8) in the non-opening part of the lifting block (12).
6. An aid for physical exercise and force testing as claimed in claim 1, wherein: the right side of the aluminum profile guide rail (1) is provided with an angle indicating disc (16) for assisting in observing the angle of the aluminum profile guide rail (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113077.3U CN213277119U (en) | 2020-09-23 | 2020-09-23 | A auxiliary teaching aid for physical motion and power experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113077.3U CN213277119U (en) | 2020-09-23 | 2020-09-23 | A auxiliary teaching aid for physical motion and power experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213277119U true CN213277119U (en) | 2021-05-25 |
Family
ID=75944537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022113077.3U Active CN213277119U (en) | 2020-09-23 | 2020-09-23 | A auxiliary teaching aid for physical motion and power experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213277119U (en) |
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2020
- 2020-09-23 CN CN202022113077.3U patent/CN213277119U/en active Active
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