CN207558286U

CN207558286U - Practice drive mechanism apparatus for demonstrating

Info

Publication number: CN207558286U
Application number: CN201721313727.0U
Authority: CN
Inventors: 李硕
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-10-12
Filing date: 2017-10-12
Publication date: 2018-06-29
Anticipated expiration: 2027-10-12

Abstract

The utility model provides a kind of novel in structural design, simple, convenient practice drive mechanism apparatus for demonstrating；It includes the ring-shaped article of a fixed setting, and the medial surface of the ring-shaped article is equipped with ring tooth band, a shaft is equipped at the center of the ring-shaped article；A driven gear is further included, a bearing at the center of the driven gear is installed, is equipped with connecting shaft in bearing, the connecting shaft is connect by connecting plate with shaft, and the driven gear is engaged with the ring tooth band in ring-shaped article；Further include driving plate, the driving plate is equipped with a rectangle pilot hole band, the both sides of the driving plate are connected separately with the reciprocating lever of horizontal direction setting, a sliding sleeve is respectively arranged on the left side and the right side on the ring-shaped article side wall, two reciprocating levers are each passed through a sliding sleeve, be fixed with an eccentric shaft on the side of the driven gear, and the eccentric shaft in rectangle pilot hole can relatively described driving plate move up and down.

Description

Practice drive mechanism apparatus for demonstrating

Technical field

The utility model is related to a kind of instructional device more particularly to a kind of practice drive mechanism apparatus for demonstrating.

Background technology

Machinery is can energy, power to be transmitted to another place from a place, it can change the shape and structure of object New object is createed, has unnumbered different types of machinery to work for us in life, around us；In teaching We cannot be solely focused on theoretical teaching, also more pay close attention to the manipulative ability of exercise student ' and to theory of mechanics, knot The interest of structure can efficiently improve enthusiasm and interest of the student to study in this way.

Invention content

The purpose of the utility model is to overcome the deficiencies in the prior art, adapt to real needs, provide a kind of structure design Novel, simple, convenient practice drive mechanism apparatus for demonstrating.

In order to realize the purpose of this utility model, technical solution is used by the utility model：

A kind of practice drive mechanism apparatus for demonstrating is designed, it includes the ring-shaped article of a fixed setting, the ring-shaped article Medial surface is equipped with ring tooth band, and a shaft is equipped at the center of the ring-shaped article, the fixation of a fixed setting is cased in shaft Bearing；A driven gear is further included, a bearing is installed at the center of the driven gear, connecting shaft is equipped in bearing, it is described Connecting shaft is connect by connecting plate with shaft, and the driven gear is engaged with the ring tooth band in ring-shaped article；

Preferably, a longitudinally disposed driving plate is further included, the driving plate is equipped with a rectangle pilot hole band, the drive The both sides of movable plate are connected separately with the reciprocating lever of horizontal direction setting, are respectively arranged on the left side and the right side one on the ring-shaped article side wall Sliding sleeve, two sliding sleeves are symmetrical arranged and are in same horizontal line, and two reciprocating levers are each passed through a sliding sleeve, and the reciprocating lever It can relatively described sliding sleeve axial movement；

Preferably, an eccentric shaft, the eccentric axial driven gear are fixed on the side of the driven gear Side extension, and the elongated end of the eccentric shaft is located in rectangle pilot hole, and the eccentric shaft can in rectangle pilot hole Relatively described driving plate moves up and down；

Preferably, the elongated end of one of reciprocating lever is equipped with a linear type tooth band, the top of the linear type tooth band Equipped with a rotation gear, the rotation gear is fixed on a turntable, and the rotation gear is engaged with the linear type tooth band.

Preferably, the ring-shaped article is fixed in fixed seat, and the rotation gear is set to by supporting rod in fixed seat.

Preferably, it is equipped on the end of the reciprocating lever of linear type tooth band and is cased with a supporting sleeve, the supporting sleeve Pipe is connected to the side of supporting rod by an inclined support bar.

Preferably, the elongated end of the eccentric shaft is equipped with an anti skid bearing, and the anti skid bearing is located at rectangle pilot hole It is interior.

Preferably, the length of the rectangle pilot hole band is the diameter of ring-shaped article.

The beneficial effects of the utility model are：

It is the design its novel in structural design, simple, convenient, machinery can be introduced to student by the use of the present apparatus The basic principle of principle, the enthusiasm and manipulative ability that student can be excited to learn mechanical theory principle contribute to teaching It is smoothed out and improves the learning efficiency of student and the manipulative ability of student.

Description of the drawings

Fig. 1 is the primary structure schematic diagram of the ring-shaped article and driven gear in the utility model；

Fig. 2 is one of the primary structure state of the utility model schematic diagram；

Fig. 3 is two schematic diagrames of the primary structure state of the utility model；

Fig. 4 is the primary structure status diagram of the utility model；

In figure：1. ring-shaped article;2. ring tooth band;3. shaft;4. connecting plate;5. driven gear;6. eccentric shaft;7. driving plate; 8. rectangle pilot hole band;9th, 10. reciprocating lever;11st, 12. sliding sleeve;13. linear type tooth band;14. rotate gear;15. turntable;It is 16. solid Reservation;17. supporting rod;18. supporting sleeve;19. inclined support bar.

Specific embodiment

The utility model is further illustrated with reference to the accompanying drawings and examples：

Embodiment 1：A kind of practice drive mechanism apparatus for demonstrating, referring to Fig. 1 to Fig. 4；It includes the ring of a fixed setting Shape part 1, the medial surface of the ring-shaped article 1 in the design are equipped with ring tooth band 2, one are equipped at the center of the ring-shaped article 1 Shaft 3 is cased with the fixing bearing of a fixed setting in shaft 3, one rocking handle/motor is connected on the end of shaft.

Further, the present apparatus it further include a driven gear 5, a bearing is installed at the center of the driven gear 5, Connecting shaft is equipped in bearing, driven gear is rotatable by bearing, and the connecting shaft is connect by connecting plate 4 with shaft, it is described from Moving gear 5 is engaged with the ring tooth band 2 in ring-shaped article 1.

It further includes a longitudinally disposed driving plate 7 to the present apparatus, and the driving plate 7 is equipped with a rectangle pilot hole band 8, institute The length for stating rectangle pilot hole band 8 is the diameter of ring-shaped article；The both sides of the driving plate 7 are connected separately with horizontal direction setting Reciprocating lever 9,10, two reciprocating levers 9,10 are connected to the middle part of driving plate；The left and right sides on 1 side wall of ring-shaped article is set respectively There is a sliding sleeve 11,12, two sliding sleeves 11,12 are symmetrical arranged and in same horizontal line, and two reciprocating levers 9,10 are worn respectively A sliding sleeve 11,12 is crossed, and the reciprocating lever 9,10 can relatively described sliding sleeve axial movement.

In the design, it is fixed with an eccentric shaft 6 on the side of the driven gear 5, the eccentric shaft 6 is to driven The side extension of gear 5, and the elongated end of the eccentric shaft 6 is located in rectangle pilot hole 8, in order to reduce eccentric shaft 6 to rectangle The frictional force of 8 side wall of pilot hole, the design are equipped with an anti skid bearing, the non-slip shaft also on the elongated end of the eccentric shaft 6 Hold in the rectangle pilot hole, and the eccentric shaft 6 in rectangle pilot hole 8 can relatively described driving plate move up and down.

Further, also the elongated end of a reciprocating lever 10 is equipped with a linear type tooth band 13 to the design wherein, described The top of linear type tooth band 13 is equipped with a rotation gear 14, and the rotation gear 14 is fixed on a turntable 15, the rotary teeth Wheel 14 is engaged with the linear type tooth band 13.

Further, the ring-shaped article 1 in the design is fixed in fixed seat 16, and the rotation gear 14 passes through support Bar 17 is set in fixed seat 16, and is equipped on the end of the reciprocating lever 10 of linear type tooth band 13 and is cased with a supporting sleeve 18, the supporting sleeve 18 is connected to the side of supporting rod 17 by an inclined support bar 19.

The present apparatus is in use, shaft is driven to rotate by rocking handle or motor, so as to which connecting plate 4 be driven to rotate around the axis, this When, since driven gear is engaged with ring tooth band, and while connecting plate rotates around the axis, driven gear passes through ring-type first Tooth band rotation, meanwhile, driven gear revolves round the sun along the center of ring tooth circle the ribbon shape part, and in the process, on driven gear Eccentric shaft movement in horizontal and upper and lower directions is done relative to the center of ring-shaped article, since driving plate is arranged on by reciprocating lever On ring-shaped article, at this point, while eccentric shaft does the movement of horizontal and upper and lower directions, eccentric shaft is opposite in rectangle pilot hole band Rectangle pilot hole band moves up and down, due to the movement of eccentric shaft or so, at this point, driving plate or so can be driven reciprocal by eccentric shaft Movement, at this point, the reciprocal axial movement of two reciprocating levers or so；At this point, the linear type tooth band on reciprocating lever 10 can drive rotary teeth Wheel does reciprocal circumference telemechanical, at this point, the rotation of rotation gear is shown by the rotation of turntable, passes through the present apparatus with this Using can showing theory of mechanics structure to student, the enthusiasm that student learn mechanical theory principle can be excited and started Ability, contribute to teaching is smoothed out and improves the learning efficiency of student and the manipulative ability of student.

What the embodiment of the utility model was announced is preferred embodiment, and however, it is not limited to this, the common skill of this field Art personnel easily according to above-described embodiment, understand the spirit of the utility model, and make different amplification and variation, but as long as The spirit of the utility model is not departed from, it is all within the protection scope of the present utility model.

Claims

1. a kind of practice drive mechanism apparatus for demonstrating, it is characterised in that：It includes the ring-shaped article of a fixed setting, the ring-type The medial surface of part is equipped with ring tooth band, and a shaft is equipped at the center of the ring-shaped article, a fixed setting is cased in shaft Fixing bearing；A driven gear is further included, a bearing at the center of the driven gear is installed, connecting shaft is equipped in bearing, The connecting shaft is connect by connecting plate with shaft, and the driven gear is engaged with the ring tooth band in ring-shaped article；

A longitudinally disposed driving plate is further included, the driving plate is equipped with a rectangle pilot hole band, the both sides of the driving plate The reciprocating lever of horizontal direction setting is connected separately with, is respectively arranged on the left side and the right side a sliding sleeve on the ring-shaped article side wall, two Sliding sleeve is symmetrical arranged and is in same horizontal line, and two reciprocating levers are each passed through a sliding sleeve, and the reciprocating lever can be with respect to institute State sliding sleeve axial movement；

An eccentric shaft is fixed on the side of the driven gear, the side of the eccentric axial driven gear extends, And the elongated end of the eccentric shaft is located in rectangle pilot hole, and the eccentric shaft can relatively described driving in rectangle pilot hole Plate moves up and down.

2. practice drive mechanism apparatus for demonstrating as described in claim 1, it is characterised in that：The extension of one of reciprocating lever End is equipped with a linear type tooth band, and the top of the linear type tooth band is equipped with a rotation gear, and the rotation gear is fixed on one On turntable, the rotation gear is engaged with the linear type tooth band.

3. practice drive mechanism apparatus for demonstrating as claimed in claim 2, it is characterised in that：The ring-shaped article is fixed on fixation On seat, the rotation gear is set to by supporting rod in fixed seat.

4. practice drive mechanism apparatus for demonstrating as claimed in claim 3, it is characterised in that：The institute of linear type tooth band is installed It states and a supporting sleeve is cased on the end of reciprocating lever, the supporting sleeve is connected to the side of supporting rod by an inclined support bar.

5. practice drive mechanism apparatus for demonstrating as described in claim 1, it is characterised in that：On the elongated end of the eccentric shaft Equipped with an anti skid bearing, the anti skid bearing is located in rectangle pilot hole.

6. practice drive mechanism apparatus for demonstrating as described in claim 1, it is characterised in that：The length of the rectangle pilot hole band Degree is the diameter of ring-shaped article.