CN210606236U

CN210606236U - Curved flow bead device

Info

Publication number: CN210606236U
Application number: CN201921057277.2U
Authority: CN
Inventors: 凃婉瑜; 凃懿庭
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2019-04-12
Filing date: 2019-07-08
Publication date: 2020-05-22
Anticipated expiration: 2029-07-08
Also published as: TWM582211U

Abstract

The utility model relates to a curved bead device, which comprises a plurality of track fixing pieces, wherein each track fixing piece comprises a clamping piece, a pillar and a fixed base; the two sides of the clamping piece are respectively provided with a clamping opening for clamping the track; one end of the pillar is fixedly arranged on the clamping piece, the other end of the pillar is fixedly arranged on the fixed base, the fixed base can be fixed on the display surface, and the position of the fixed base can be adjusted according to requirements, so that the track can be bent freely along the position of the track fixing piece; the rolling piece is placed at the starting point of the track, when the rolling piece rolls down from the starting point of the track, the motion process of the rolling piece can be used for observing, measuring and analyzing the speed, the acceleration, the kinetic energy, the potential energy and the like of the rolling piece, and the rolling piece can be used as a physical demonstration experiment device.

Description

Curved flow bead device

Technical Field

The utility model relates to a demonstration experimental apparatus of physical teaching especially indicates an experimental apparatus that rolling member moved on the track.

Background

The most effective and simple method for students to discuss the principles of conservation of kinematics, kinetics and mechanical energy is to use a demonstration experimental device. However, in the experimental track for discussing the movement of beads on the track, for example, the double-bead heel-and-toe track, the shape of the track is usually cut out by wood or acryl, and then the bead is adhered to the track, so that the beads can move on the bead. The track is not easy to manufacture, time-consuming, labor-consuming, less in change, heavy, large in occupied space and difficult to carry, and one track can only fix one track shape, so that discussion contents are limited. Moreover, the bending degree of the pressing strip is limited, so that the shape of the rail is not easy to change, and students cannot utilize more rail shapes to carry out research and practice experiments. From the above factors, the conventional two-bead walking race track is difficult to be popularized in the campus, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a curved flow bead device which has simple structure, few parts, no space occupation, portability and convenient storage.

The utility model discloses a next purpose is providing a curved flow pearl device, conveniently disassembles and assembles, and carries the transport convenience.

Another objective of the present invention is to provide a curved bead device, which is easy and convenient to operate, and can conveniently and rapidly change the shape of the track, thereby improving the experimental efficiency.

The utility model discloses a still another purpose is providing a curved flow pearl device, and it can change track shape, interval, track material wantonly to and the material of rolling member, shape and size, the student consequently can study the rolling member at different orbital motion situations, with the content that the increase student can discuss.

The technical means of the present invention to achieve the above object is that the labyrinth bead device comprises a plurality of rail fixing members, each of which comprises a clamping member, a pillar, and a fixing base; the two sides of the clamping piece are respectively provided with a clamping opening for clamping a track; one end of the pillar is fixedly arranged on the clamping piece, the other end of the pillar is fixedly arranged on the fixed base, and the fixed base can be fixed on a display surface and is convenient for adjusting the position, so that the track can be bent freely along the position of the track fixing piece; the rolling piece is arranged at the starting point of the track, the starting point of the track is arranged at the inclined position, and the movement process of the rolling piece on the track can be used for observing, measuring and analyzing the speed, the acceleration, the kinetic energy, the potential energy and the like of the rolling piece, so that the physical demonstration experiment can be carried out. .

The two sides of the clamping piece are respectively provided with a clamping jaw in an upward extending mode, and the clamping opening is arranged on the clamping jaw and is provided with an inward concave structure for clamping the track.

The opening of the clamping opening is provided with a plurality of split grooves to enable the clamping opening to have elasticity, so that the rail can be conveniently embedded in the clamping opening.

The clamping piece extends downwards to form an inserting piece which is inserted into a clamping seat, the supporting column is connected between the fixing base and the clamping seat, the inserting piece is L-shaped or straight, the clamping seat is provided with an inserting hole corresponding to the inserting piece, one end of the supporting column is inserted and fixedly arranged on the clamping seat, the other end of the supporting column is fixedly connected with the fixing base in a threaded mode, or two ends of the supporting column are respectively provided with a screw rod part which is fixedly locked between the clamping seat and the fixing base, or two ends of the supporting column are respectively provided with a flat connecting part which is inserted between the clamping seat and the fixing base, or the supporting column is provided with a screw hole which is connected with a delay connecting column which is provided with a screw rod which is connected with the screw hole of the supporting column.

The clamping piece extends downwards to form a clamping part, the supporting column is connected between the fixing base and the clamping part, one end of the supporting column is fixedly connected with the clamping seat in an inserting mode, the other end of the supporting column is fixedly connected with the fixing base in a screw connection mode, or two ends of the supporting column are respectively provided with a screw rod part for being locked between the clamping seat and the fixing base, or two ends of the supporting column are respectively provided with a parallel connection part for being inserted between the clamping seat and the fixing base, or the supporting column is provided with a screw hole for being connected with a delay connection column, and the delay connection column is provided with a screw rod for being connected with the screw hole of the supporting column.

The fixed base comprises an intermediate plate and a base, the intermediate plate is fixed on the base, the base is provided with a containing hole for fixing a magnet or a sucker, the rail fixing piece can be adsorbed on a display surface, and the intermediate plate and the base can be integrally formed.

The fixed base comprises an intermediate plate and a base, the intermediate plate is fixed on the base, the base is a plane and is used for adhering the rail fixing piece on the display surface by using electrostatic silica gel or polymer environment-friendly glue, and the intermediate plate and the base can be integrally formed.

The track is a transparent tube for the rolling member to roll in.

The rail is provided with a plate-shaped body, a guide rail protrudes upwards from one side of the plate-shaped body, strip-shaped clamping ribs are respectively arranged downwards on two sides of the other side of the plate-shaped body so as to be correspondingly fixed at the clamping opening, the plate-shaped body is used for the rolling piece to roll, a plane disc is respectively arranged on two sides of the rolling piece, the two plane discs are connected through a rolling shaft, two small discs are arranged on the rolling shaft corresponding to the clamping ribs, and the rolling piece rolls corresponding to the protruding guide rail through the small discs.

The said curved path flowing ball device includes at least one support part with two upwards extending clamping jaws in the joints to clamp the track, and the clamping jaws have elastic clamping jaws with several slots in the openings for the track to be set in.

So that the technical features and advantages of the present invention can be further understood and appreciated, the following detailed description of the preferred embodiments and drawings should be taken as follows:

drawings

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded perspective view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is another perspective view of the clamp of FIG. 1;

FIG. 5A is another perspective view of the post of FIG. 1;

FIG. 5B is a further perspective view of the post of FIG. 1;

FIG. 5C is a further perspective view of the post of FIG. 1;

FIG. 6 is a perspective view of the application of FIG. 1;

FIG. 7 is another assembled cross-sectional view of the rail anchor of FIG. 1;

FIG. 7A is a cross-sectional view of another alternative embodiment of the track fastener of FIG. 1;

FIG. 8 is a schematic view of different track mounts applied to a two-bead race;

FIG. 9 is another perspective view of the stationary base of FIG. 1;

FIG. 10 is a cross-sectional view of FIG. 9;

FIG. 11 is another perspective view of the track and rolling elements of FIG. 1;

FIG. 12 is a cross-sectional view of the post of FIG. 11;

FIG. 13 is a reference view for use of FIG. 11;

FIG. 14 is a schematic view of the application of FIG. 11 in a two-bead race;

FIG. 15 is a further sectional view of the rail anchor of FIG. 1 in combination;

fig. 16 is an exploded perspective view of fig. 15.

Detailed Description

Referring to fig. 1 to 3, in order to illustrate a preferred embodiment of the present invention, a curved flow bead device 1 includes: a plurality of rail fixing members 10, rails 20, supporting members 30, and rolling members 50.

The rail fixing member 10 includes a clamping member 11, a pillar 12 and a fixing base 13, wherein two sides of the clamping member 11 respectively extend upward to form a clamping jaw 111, and a concave clamping opening 112 is formed at a connection position of the clamping jaw 111 to clamp the rail 20. The opening of the clamping opening 112 is provided with a plurality of slots to make the clamping opening 112 have elasticity, so that the rail 20 can be conveniently embedded in the clamping opening 112 and clamped on two sides of the clamping member 11. The clamping member 11 extends downward to form an L-shaped insert 113 for being inserted into an insertion hole 1141 of a clamping seat 114.

The insertion manner of the insertion sheet 113 and the holder 114 can be a straight insertion or, as shown in fig. 4, the insertion sheet 113 and the holder 114, which are originally L-shaped, can be integrally formed into a structure of the holding portion 15 extending downward.

The pillar 12 has a screw hole 121 at one end thereof fixed to the connection hole 1142 of the holder 114 and another end thereof fixed to the connection hole 1311 of the middle plate 131 of the fixing base 13. However, according to the actual combination requirement, it can also be a pillar 16 as shown in fig. 5A, whose two ends are respectively locked and fixed between the clamping seat 114 and the fixed base 13 by screw portions 161, or a pillar 17 as shown in fig. 5B, whose two ends are respectively inserted and fixed between the clamping seat 114 and the fixed base 13 by flat connection portions 171, or a pillar 18 as shown in fig. 5C, whose one end is inserted and fixed to the clamping seat 114 and the other end is provided with a screw 181 to be screwed and fixed to the fixed base 13.

The middle plate 131 of the fixed base 13 is locked on a base 132, the base 132 is provided with a hole 1321 for fixing a magnet 1322 or a suction cup (not shown), the rail fixing member 10 can be adsorbed on the display surface 60 such as a magnetic whiteboard or a blackboard, and the shape of the rail 20 can be conveniently fixed and adjusted.

The base 132 may be formed as a plane, and the rail fixing member 10 is adhered to the display surface 60 by using an electrostatic silica gel adhesive or a polymer environmental protection adhesive (not shown), so as to conveniently fix and adjust the shape of the rail 20.

Each set of rails 20 is composed of two bars capable of bending arbitrarily, which can be respectively fixed at the clamping opening 112 and can be bent arbitrarily along the position of the rail fixing member 10, as shown in fig. 6, the starting point can be located at the top end of the rail 20.

A clamping jaw 301 extends upwards from each side of the supporting member 30, and a concave clamping opening 302 is formed at the joint of the clamping jaw 301 for clamping the rail 20. The opening of the clamping opening 302 is provided with a plurality of slots to make the clamping opening 302 elastic, so that the rail 20 can be conveniently embedded in the clamping opening 302 and clamped on two sides of the supporting member 30.

The supporting member 30 is disposed between the two rail fixing members 10 to help them clamp and support the rail 20, but the supporting member 30 can be omitted when the rail fixing members 10 have sufficient supporting force to support the rail 20 or the density of the rail fixing members 10 is high enough.

The rolling member 50 is placed at the beginning of the rail 20, and the beginning of the rail 20 is set at an incline, so that the rolling member 50 can roll down the rail 20 (as shown in fig. 8) and roll along the rail 20 clamped by the rail fixing member 10.

The rail mount 10 can mount the rail 20 on a vertical display surface 60 such as a whiteboard, a blackboard, or a flat board, and combine into one or more sets of rails of various forms, including inclined, concave, convex, horizontal, curved, crossed, circular, and the like. The movement process of the rolling members 50 on the track 20 can observe, measure and analyze the speed, acceleration, kinetic energy, potential energy and the like of the rolling members, thereby being used as a physical demonstration experimental device.

To allow the track 20 to have more usage patterns, a track fastener 10A shown in fig. 7 and 7A may be adopted, which is fixed on the pillar 12 of the fixing base 13 and is further connected with an extension post 18 shown in fig. 5C. One end of the extension post 18 is provided with a screw 181 to connect with the screw hole 121 of the pillar 12, and the other end is fixed on the clamping seat 114, so that the clamping member 11 extends further outward than fig. 3, and is further away from the fixed base 13, thereby changing the distance between the rail 20 and the display surface 60. The support post 12 and the extension post 18 may be provided with a clamp 11 (see fig. 7 and 7A) as required.

By means of the cooperation of the

rail fixing members

10 and 10A, there are more possible combinations of the rails 20 on the display surface 60, such as the embodiment of the double-ball heel-and-toe walking shown in FIG. 8, in which two sets of rails 20 are provided on the display surface 60. The two rolling members 50 are respectively arranged at the starting points of the two groups of rails 20, the starting points of the two groups of rails 20 are arranged at the top ends of the same inclined plane, and the heights of the end points are the same.

Although the heights of the starting point and the ending point of each group of tracks 20 are the same, the paths are different, and in order to match the paths traced by the double beads, a track fixing piece 10A is adopted at the same path, and the tail ends of the support columns 12 are connected with the extension columns 18 so as to be provided for the two groups of tracks 20. At different paths, the rail mounts 10, 10A may be selected according to their distance from the display surface 60 to accommodate the path requirements for the track 20.

The rail fastener 10A of the two sets of rails 20, which is farther from the display surface 60, can be selected and used by a combination of longer posts 12 and extended posts 18, which can be provided with the clamping members 11 according to the number of the rails 20, and a supporting member 30 can be provided between the

rail fasteners

10, 10A according to the requirement to support the rails 20.

By using the two sets of rails 20, the two rolling members 50 roll down from the top of the inclined plane at the same time, so as to observe, measure and analyze the speed, acceleration, kinetic energy, potential energy and the like of the rolling members 50, thereby being capable of performing a physical demonstration experiment.

To simplify the steps required for assembly, the rail fixing member 10B shown in fig. 9 and 10 may also be adopted, the rail fixing member 10B is formed by integrally forming the original middle plate 131 and the base 132 into the fixing base 19B, the fixing base 19B may also be provided with a hole 191B for fixing the magnet 1322 or the suction cup (not shown), and one end of the pillar 12 is also fixed on the fixing base 19B.

If desired, a rail 70 as shown in fig. 11, 12 and 13 may be used, and the rail 70 may still be used with the various types of rail 70 fasteners described above. The rail 70 has a plate-like body, and is protruded upwardly as a guide rail 71 on one side, and is provided with an elongated holding rib 72 downwardly on both sides of the other side, which can be correspondingly fixed to the holding opening 112.

The two sides of the rolling member 80 of the matching track 70 are respectively provided with a plane disc 81, the two plane discs 81 are connected by a rolling shaft 82, and two small discs 83 are arranged on the two sides of the clamping rib 72 corresponding to the rolling shaft 82.

The small discs 83 on the rolling members 80 are placed on two sides of the protruding guide rail 71, so that the rolling members can roll on the plate-shaped body of the track 70 along the guide rail, the moving speed of the rolling members 80 on the track 70 is reduced, the length of the track 70 can be shortened, the speed change of the rolling members 80 can be obviously observed, and the physical demonstration experiment can be carried out.

The track 70 may also be used in a two-ball race as shown in figure 14 with the same efficacy in cooperation with the

track fastener

10, 10A, 10B described above.

The utility model discloses also can adopt as shown in fig. 15, the track mounting 10C of fig. 16, it has two holders 11C and upwards extends respectively in both sides has a centre gripping jaw 111C, and centre gripping jaw 111C is equipped with a centre gripping mouth 112C toward the indent in the junction, and centre gripping mouth 112C is equipped with several slots in its opening and makes centre gripping mouth 112C have elasticity, makes things convenient for

track

20, 70 to inlay and establishes. The clamping member 11C extends downward to form a plug 113C for being inserted into the two insertion holes 1141C of the clamping seat 114C, respectively.

The utility model discloses above-mentioned rolling member 50 also can be made with the ball of glass pearl or nonrust steel ball or plastic bead or rubber pearl or other materials, just the utility model discloses a track also can replace with the hyaline tube, makes rolling member 50 roll and obtain the same effect in the hyaline tube.

The utility model discloses as above have following characteristics:

1. the utility model has the advantages of simple structure, few parts, no space occupation, portability and convenient storage.

2. The utility model discloses conveniently disassemble and assemble, and convenient to carry.

3. The utility model discloses it is easy and simple to handle, can conveniently and change the track shape rapidly to promote experimental efficiency.

4. The utility model discloses can change the track shape wantonly, like the straight line track of different gradients, the track of different curvatures, cycloid track, circular or semi-circular track. The students can study the motion conditions of the rolling elements on different tracks and analyze, study and discuss the relevant experiments of kinematics and dynamics. The utility model discloses can help the student to learn important physical principles such as mechanical energy conservation principle.

5. The utility model discloses can change track interval, track material to and rolling member material and size, in order to increase the content that the student can discuss.

6. The utility model discloses can make up two sets of or multiunit track interior china and abroad parallelly, also can be two sets of or go up the multiunit track down from top to bottom, when utilizing the rolling member to roll down simultaneously, observe and carry out the experiment of walking race away with two pearls.

7. The utility model discloses a track can be crisscross, therefore the track is not restricted to two-dimensional plane combination.

8. The utility model discloses a track is adsorbable on drawing blank or the blackboard of check, and when the rolling member moved, the speed change of rolling member can be judged to the naked eye.

9. The utility model discloses an usable magnet of track mounting or sucking disc make it adsorb on blank or blackboard, also can utilize static silica gel to paste, polymer environmental protection is glued (in the figure), makes track mounting paste just can do the experiment on the wall.

10. The utility model discloses a disc rolling member can slow down the rate of motion, makes the student change and observes its speed change.

11. The utility model discloses can change the track shape wantonly, the track of the different patterns of the many seats of tradition can be replaced to the event a set of track, and not only with low costs and environmental protection can be promoted in middle and small schools campus, also can provide the middle school and explore and implement the course.

In summary, the utility model is really a quite excellent innovation, and a utility model patent application is provided according to law; the above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all changes, modifications, substitutions, combinations, simplifications, equivalents, which are made by the technical means of the present invention should fall within the claims of the present invention, which are hereby described.

Claims

1. The utility model provides a curved flow pearl device which characterized in that:

the rail fixing pieces comprise a clamping piece, a supporting column and a fixing base;

the two sides of the clamping piece are respectively provided with a clamping opening for clamping a track;

one end of the pillar is fixedly arranged on the clamping piece, the other end of the pillar is fixedly arranged on the fixed base, and the fixed base can be fixed on a display surface and is convenient for adjusting the position, so that the track can be bent freely along the position of the track fixing piece;

the rolling piece is arranged at the starting point of the track, the starting point of the track is arranged at the inclined position, and the movement process of the rolling piece on the track can be used for observing, measuring and analyzing the speed, the acceleration, the kinetic energy, the potential energy and the like of the rolling piece, so that the physical demonstration experiment can be carried out.

2. The mazeflo bead apparatus of claim 1, wherein: the two sides of the clamping piece are respectively extended upwards to form a clamping jaw, and the clamping opening is arranged on the clamping jaw and is provided with an inward concave structure for clamping the track.

3. The mazeflo bead apparatus of claim 1, wherein: the opening of the clamping opening is provided with a plurality of slots to ensure that the clamping opening has elasticity, so that the rail can be conveniently embedded in the clamping opening.

4. The mazeflo bead apparatus of claim 1, wherein: the clamping piece extends downwards to form an inserting piece which is inserted into a clamping seat, the supporting column is connected between the fixing base and the clamping seat, the inserting piece is L-shaped or straight, the clamping seat is provided with an inserting hole corresponding to the inserting piece, one end of the supporting column is inserted and fixedly arranged on the clamping seat, the other end of the supporting column is screwed and fixedly arranged on the fixing base, or two ends of the supporting column are respectively provided with a screw rod part which is locked and fixedly arranged between the clamping seat and the fixing base, or two ends of the supporting column are respectively provided with a flat connecting part which is inserted and arranged between the clamping seat and the fixing base, or the supporting column is provided with a screw hole which is connected with a delay connecting column which is provided with a screw rod which is connected with the screw hole of the supporting column.

5. The mazeflo bead apparatus of claim 1, wherein: the clamping piece extends downwards to form a clamping part, the supporting column is connected between the fixing base and the clamping part, one end of the supporting column is fixedly connected with the clamping seat in an inserting mode, the other end of the supporting column is fixedly connected with the fixing base in a screw connection mode, or two ends of the supporting column are respectively provided with a screw part for being locked between the clamping seat and the fixing base, or two ends of the supporting column are respectively provided with a parallel connection part for being inserted between the clamping seat and the fixing base, or the supporting column is provided with a screw hole for being connected with a extending connection column, and the extending connection column is provided with a screw for being connected with the screw hole of the supporting column.

6. The mazeflo bead apparatus of claim 1, wherein: the fixed base comprises an intermediate plate and a base, the intermediate plate is fixed on the base, the base is provided with a containing hole for fixing a magnet or a sucker, the rail fixing piece can be adsorbed on a display surface, and the intermediate plate and the base can be integrally formed.

7. The mazeflo bead apparatus of claim 1, wherein: this unable adjustment base is including an intermediate lamella and a base, and this intermediate lamella is fixed on this base, and this base is the plane to use static silica gel to paste or polymer environmental protection to glue, paste this track mounting on the show face, but this intermediate lamella and base integrated into one piece.

8. The mazeflo bead apparatus of claim 1, wherein: the track is a transparent tube for the rolling member to roll in.

9. The mazeflo bead apparatus of claim 1, wherein: the rail has a plate-shaped body, a guide rail is protruded upwards from one side of the plate-shaped body, a long strip-shaped clamping rib is respectively arranged downwards on two sides of the other side of the plate-shaped body so as to be correspondingly fixed at the clamping opening, the plate-shaped body is used for the rolling piece to roll, a plane disc is respectively arranged on two sides of the rolling piece, the two plane discs are connected through a rolling shaft, two small discs are arranged on the rolling shaft corresponding to the clamping rib, and the rolling piece rolls corresponding to the protruded guide rail by utilizing the small discs.

10. The mazeflo bead apparatus of claim 1, wherein: the curved-path bead flowing device further comprises at least one supporting piece, wherein two sides of the supporting piece are respectively provided with a clamping jaw in an upward extending mode, a clamping opening which is concave inwards is formed in the connecting position of the clamping jaws to clamp the track, and a plurality of slots are formed in the opening of the clamping opening to enable the clamping opening to be elastic, so that the track can be conveniently embedded in the clamping opening.