CN211273551U - Crawling toy based on eccentric wheel transmission - Google Patents

Abstract

The utility model discloses a crawl toy based on eccentric wheel transmission, including eccentric wheel drive mechanism, still include show structure frame, crawl thing body board, crawl thing backplate, show structure frame be equipped with bottom plate seat, backplate, fence board, eccentric wheel drive mechanism include eccentric wheel, driven gear, driving gear, crawl thing body board on be equipped with the round hole that can hold the eccentric wheel, driven gear, eccentric wheel locate crawl thing backplate both sides respectively, the eccentric wheel locate in the round hole, driven gear and driving gear meshing, the backplate on be equipped with the hollow post of a plurality of location, crawl thing body board locate in the active region that the hollow post of location encloses, the crawl thing backplate fix on the hollow post of location. The utility model discloses product overall structure is simple, can more audio-visual understanding and study eccentric wheel or cam drive, gear drive's part and transmission form, makes things convenient for infant and low age bracket children to understand and operate.

Description

Crawling toy based on eccentric wheel transmission

[ technical field ] A method for producing a semiconductor device

The utility model relates to a toy product technical field, especially a crawl thing toy based on eccentric wheel transmission.

[ background of the invention ]

Eccentric wheel or cam drive, gear drive all are the commonly used technological means in modern engineering technique, also can see in the life often, meet similar transmission structure.

At present, when many students proofread low-age children to carry out scientific and technical popularization education, some simple and understandable teaching models or toys are needed, such as displaying the use methods of eccentric wheel or cam transmission and gear transmission, basic component parts and the like, and the teaching models or toys are used for education, so that children and low-age children can conveniently understand the teaching models, and meanwhile, the children and the low-age children cannot operate complex or heavy models.

[ summary of the invention ]

The utility model aims at solving the problem of demonstrateing and making things convenient for them to operate eccentric wheel or cam drive, gear drive show to infant and low age class children, providing one kind and adopting simple subassembly equipment, the reptile toy based on eccentric wheel transmission that makes things convenient for infant and low age class children to understand and operate.

In order to achieve the purpose, the utility model provides a crawling toy based on eccentric wheel transmission, which comprises an eccentric wheel transmission mechanism, a display structure frame, a crawling body plate and a crawling back plate, wherein the display structure frame is provided with a bottom plate seat, a back plate and a fence plate, the eccentric wheel transmission mechanism comprises an eccentric wheel, a driven gear and a driving gear, the driving gear can be rotationally fixed on the back plate, the driven gear and the eccentric wheel are coaxially fixed, the crawling body plate is provided with a round hole capable of accommodating the eccentric wheel, the driven gear and the eccentric wheel are respectively arranged at two sides of the crawling back plate, the eccentric wheel is arranged in the round hole, the driven gear is meshed with the driving gear, the back plate is provided with a plurality of positioning hollow columns, the crawling body plate is arranged in an active area defined by the positioning hollow columns, the crawler back plate is fixed on the positioning hollow column.

Preferably, the bottom plate seat, the back plate and the fence plate are connected and fixed by mortise and tenon structures.

Preferably, the driving gear is provided with a crank which is coaxially fixed with the driving gear.

Preferably, the crawler back plate is provided with a first back plate and a second back plate which are stacked, the first back plate is tightly fixed with the positioning hollow column, the second back plate is arranged on the upper side surface of the first back plate, and the second back plate is tightly attached to the first back plate through a concentric shaft of a driven gear and an eccentric wheel and a central shaft of a driving gear. The image of the reptile is more similar to the original animal shape, such as a tortoise, the backboard is fixed, and the bottom reptile body plate forms the swinging action under the action of the eccentric wheel.

Preferably, all parts of the reptile toy are made of wood boards.

This scheme product crank coaxial arrangement is on the action wheel, the action wheel rotates thereupon when shaking the crank, the action wheel rotates the driven round of driving the meshing and rotates, and follow driving wheel and eccentric wheel (also can be the cam) coaxial linking to each other, thereby drive the eccentric wheel motion, the eccentric wheel is located the round hole on the hollow post of crawling body board, produce reciprocal vibration shape to the body board of crawling body when the eccentric wheel rotates and shake like the action of swaing, make the body board of crawling body rock about in the active region that the hollow post of location encloses, demonstrate the action that the reptile (like the tortoise) crawled at last.

The utility model has the advantages that: the product has simple integral structure, can more intuitively understand and learn parts and transmission forms of eccentric wheel or cam transmission and gear transmission, and is convenient for infants and children of low age to understand and operate.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an explosion diagram of a structure of the present invention.

In the figure: 1. display structure frame 2, creeping object body plate 3 and creeping object back plate

4. Eccentric wheel 5, driven gear 6 and driving gear

7. Positioning hollow column 8, crank 9 and concentric shaft

11. Base plate seat 12, back plate 13 and fence plate

21. Round hole 31, first backplate 32, second backplate.

[ detailed description ] embodiments

Referring to fig. 1 and 2, a crawling toy based on eccentric wheel transmission comprises an eccentric wheel transmission mechanism, a display structure frame 1, a crawling object body plate 2 and a crawling object back plate 3, wherein the display structure frame 1 is provided with a bottom plate seat 11 and a back plate 12, the fence plate 13 is characterized in that the eccentric wheel transmission mechanism comprises an eccentric wheel 4, a driven gear 5 and a driving gear 6, the driving gear 6 is rotatably fixed on a back plate 12, the driven gear 5 and the eccentric wheel 4 are coaxially fixed, a round hole 21 capable of accommodating the eccentric wheel 4 is formed in the creeping object body plate 2, the driven gear 5 and the eccentric wheel 4 are respectively arranged on two sides of the creeping object back plate 3, the eccentric wheel 4 is arranged in the round hole 21, the driven gear 5 is meshed with the driving gear 6, a plurality of positioning hollow columns 7 are arranged on the back plate 12, the creeping object body plate 2 is arranged in an active area defined by the positioning hollow columns 7, and the creeping object back plate 3 is fixed on;

the bottom plate seat 11, the back plate 12 and the fence plate 13 are connected and fixed by adopting a mortise and tenon structure;

a crank 8 coaxially fixed with the driving gear 6 is arranged on the driving gear 6;

the crawler back plate 3 is provided with a first back plate 31 and a second back plate 32 which are laminated, the first back plate 31 is tightly attached and fixed with the positioning hollow column 7, the second back plate 32 is arranged on the upper side surface of the first back plate 31, and the second back plate 32 is tightly attached with the first back plate 31 through a driven gear 5, a concentric shaft 9 of the eccentric wheel 4 and a central shaft of a driving gear 6;

each part of the reptile toy is made of wood boards.

The specific implementation process is as follows:

this scheme product driving gear 6 rotates along with it when waveing crank 8, driving gear 6 rotates and drives the driven gear 5 rotation of meshing, and driven gear 5 and eccentric wheel 4 pass through the coaxial fixed of concentric shaft 9 and link to each other, thereby drive the motion of eccentric wheel 4, eccentric wheel 4 touches the last round hole 21 inward flange of crawl's somatic plate 2, thereby produce reciprocal vibration shape to crawl somatic plate 2 when making eccentric wheel 4 rotate and shake like the action of swaing, make crawl somatic plate 2 rock about in the active region that the hollow post 7 of location encloses, demonstrate the action that the reptile (like the tortoise) crawled at last.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims (5)

1. The utility model provides a reptile toy based on eccentric wheel transmission, includes eccentric wheel drive mechanism, its characterized in that: still include show structure frame, the object body board of crawling, the object backplate of crawling, show structure frame be equipped with bottom plate seat, backplate, fence board, eccentric wheel drive mechanism include eccentric wheel, driven gear, driving gear, the driving gear rotatable fix on the backplate, driven gear and eccentric wheel coaxial fixed, the object body board of crawling on be equipped with the round hole that can hold the eccentric wheel, driven gear, eccentric wheel locate the object backplate both sides of crawling respectively, the eccentric wheel locate in the round hole, driven gear and driving gear meshing, the backplate on be equipped with the hollow post of a plurality of location, the object body board of crawling locate in the active region that the hollow post of location encloses, the object backplate of crawling fix on the hollow post of location.

2. The eccentric wheel transmission-based reptile toy according to claim 1, wherein: the bottom plate seat, the back plate and the fence plate are connected and fixed by mortise and tenon structures.

3. The eccentric wheel transmission-based reptile toy according to claim 1, wherein: the driving gear is provided with a crank which is coaxially fixed with the driving gear.

4. The eccentric wheel transmission-based reptile toy according to claim 1, wherein: the crawler back plate is provided with a first back plate and a second back plate which are laminated, the first back plate is tightly fixed with the positioning hollow column, the second back plate is arranged on the upper side surface of the first back plate, and the second back plate is tightly attached with the first back plate through a concentric shaft of a driven gear and an eccentric wheel and a central shaft of a driving gear.

5. The eccentric wheel transmission-based reptile toy according to claim 1, wherein: each part of the crawling toy is made of wood boards.

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