CN219001965U

CN219001965U - Caterpillar wheel hub assembly

Info

Publication number: CN219001965U
Application number: CN202320025844.6U
Authority: CN
Inventors: 王庆雷
Original assignee: Xingtai Dalis Children's Toys Co ltd
Current assignee: Xingtai Dalis Children's Toys Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-05-12
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a crawler hub assembly, which comprises a frame body assembly, a hub assembly and a crawler assembly. The beneficial effects of the utility model are as follows: the driving motor is arranged to provide driving force, the driving motor is assembled with the driving wheel through the driving gear to provide driving force for the driving wheel, and then the driving wheel is driven to rotate synchronously, and the driving motor is a direct current motor which rotates positively and negatively, so that the plastic crawler belt is driven to rotate in the same direction or in the opposite direction, and further the driving modes such as forward, backward or turning can be achieved, and secondly, the set crawler belt teeth are clamped on the two sides of the driving wheel and the driven wheel respectively, so that the plastic crawler belt can be stably assembled on the driving wheel and the driven wheel, and the plastic crawler belt is prevented from falling off in the driving process.

Description

Caterpillar wheel hub assembly

Technical Field

The utility model relates to a crawler wheel hub, in particular to a crawler wheel hub assembly, and belongs to the technical field of toy product production and manufacturing.

Background

The toy is a support for children to turn the psychological processes such as imagination, thinking and the like into behaviors, the toy can develop movement capacity, train consciousness, excite imagination and arouse curiosity, material conditions are provided for the physical and psychological development of the children, the variety of the toy is various, the toy car is deeply loved by children due to the flexibility, and the movable toy car is often provided with a moving component when a roller or a track is arranged at the bottom of a car body, so that the toy is driven to move.

While aiming at the track assembly for the toy car, the prior patent number CN213965148U discloses a track assembly for the toy car and the toy car, which are used for preventing the track from falling off by arranging annular grooves on a front walking wheel and a rear walking wheel, and in the actual use process, the track is driven to move by adopting the transmission of the track, so that the track is easy to fall off due to factors such as ascending slope, rolling barriers and the like in the running process, the vehicle cannot stably run, and in addition, the disclosed track cannot be driven by a motor, so that the requirement of various different entertainment playing cannot be met.

Disclosure of Invention

The present utility model is directed to a track hub assembly that solves at least one of the above-mentioned problems.

The utility model realizes the above purpose through the following technical scheme: a crawler hub assembly comprising

The frame body component is used for installing the crawler hub component at the bottom of the vehicle body and comprises a base square tube and a rotating shaft, wherein the base square tube is symmetrically and fixedly connected to two sides of the bottom of the vehicle body, the rotating shaft is respectively connected to the front end and the rear end of the base square tube, driving motors are fixedly arranged on two sides of the rear end of the vehicle body, and the middle part of the base square tube is connected with auxiliary wheels through crawler teeth;

the hub assembly is arranged below the vehicle body and comprises a driving wheel and a driven wheel, wherein the driving wheel is rotationally connected with two ends of a rotating shaft at the rear end, and the driven wheel is rotationally connected with two ends of the rotating shaft at the front end;

the crawler belt assembly is used for driving the driven wheel to rotate synchronously with the driving wheel and comprises a plastic crawler belt assembled on the driving wheel and the driven wheel, and crawler belt teeth are arranged on the inner side surface of the plastic crawler belt.

As still further aspects of the utility model: the driving motors are respectively arranged on the inner sides of the driving wheels through driving motor brackets, and the driving motors are assembled with the driving wheels through driving gears in a rotating way.

As still further aspects of the utility model: the two driving motors are both positive and negative rotation direct current motors.

As still further aspects of the utility model: the auxiliary wheel is meshed with the inner side surface of the bottom end of the plastic crawler belt.

As still further aspects of the utility model: the track teeth are arranged in two rows, and the track teeth are respectively clamped at two sides of the driving wheel and the driven wheel.

The beneficial effects of the utility model are as follows: the driving motor is arranged to provide driving force, the driving motor is assembled with the driving wheel through the driving gear to provide driving force for the driving wheel, and then the driving wheel is driven to rotate synchronously, and the driving motor is a direct current motor which rotates positively and negatively, so that the plastic crawler belt is driven to rotate in the same direction or in the opposite direction, and further the driving modes such as forward, backward or turning can be achieved, and secondly, the set crawler belt teeth are clamped on the two sides of the driving wheel and the driven wheel respectively, so that the plastic crawler belt can be stably assembled on the driving wheel and the driven wheel, and the plastic crawler belt is prevented from falling off in the driving process.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a driving wheel coupling structure according to the present utility model;

FIG. 3 is a schematic side view of the present utility model;

fig. 4 is a schematic cross-sectional view of a driving wheel according to the present utility model.

In the figure: 1. the vehicle comprises a vehicle body, 2, a base square tube, 3, a rotating shaft, 4, a mounting seat, 5, a driving motor bracket, 6, a driving motor, 7, a driving wheel, 8, a driven wheel, 9, a plastic track, 10, an auxiliary wheel, 11 and track teeth.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, a track hub assembly includes

The frame body assembly is used for installing the crawler wheel hub assembly at the bottom of the vehicle body 1 and comprises a base square tube 2 and a rotating shaft 3, wherein the base square tube 2 is symmetrically and fixedly connected to two sides of the bottom of the vehicle body 1, the rotating shaft 3 is respectively connected to the front end and the rear end of the base square tube 2, driving motors 6 are fixedly arranged on two sides of the rear end of the vehicle body 1, and the middle part of the base square tube 2 is connected with auxiliary wheels 10 through crawler teeth;

a hub assembly which is arranged below the vehicle body 1 and comprises a driving wheel 7 which is rotationally connected with two ends of the rotating shaft 3 positioned at the front end and a driven wheel 8 which is rotationally connected with two ends of the rotating shaft 3 positioned at the rear end;

the crawler belt assembly is used for driving the driven wheel 8 to rotate synchronously with the driving wheel 7, and comprises a plastic crawler belt 9 assembled on the driving wheel 7 and the driven wheel 8, and crawler belt teeth 11 are arranged on the inner side surface of the plastic crawler belt 9.

Example two

As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:

the driving motors 6 are respectively installed on the inner sides of the driving wheels 7 through driving motor brackets 5, and the rotation of the driving motors 6 is assembled with the driving wheels 7 through driving gears so as to provide driving force for the driving wheels 7, and further drive the driving wheels 7 to synchronously rotate.

The two driving motors 6 are all positive and negative rotation direct current motors, so that the driving wheels 7 on two sides can independently rotate positively or negatively, and further the plastic crawler belt 9 is driven to rotate in the same direction or in the opposite direction.

Example III

the auxiliary wheels 10 are meshed with the inner side surface of the bottom end of the plastic crawler belt 9, so that the vehicle body 1 is not easy to be removed from teeth due to factors such as ascending a slope and rolling barriers during running, and the vehicle body 1 can stably run.

The track teeth 11 are arranged in two rows, and the track teeth 11 are respectively clamped on two sides of the driving wheel 7 and the driven wheel 8, so that the plastic track 9 can be stably assembled on the driving wheel 7 and the driven wheel 8, and the plastic track 9 is ensured not to fall off in the driving process.

Working principle: the rotation of driving motor 6 is in the same place through drive gear and drive wheel 7 assembly to provide driving force to drive wheel 7, and then drive wheel 7 synchronous rotation, and driving motor 6 can just forward and backward rotate, can make the drive wheel 7 of both sides carry out forward rotation or reverse rotation alone, and then drive plastic track 9 syntropy or reverse rotation, in order to drive automobile body 1 and advance, move back or the mode of moving such as turn, and in the removal process, track tooth 11 centre gripping respectively in drive wheel 7 and the both sides from driving wheel 8, make the plastic track 9 can stable assembly on drive wheel 7 and from driving wheel 8, ensure that in the driving process, plastic track 9 can not drop.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A track hub assembly, characterized in that: comprising

The crawler belt wheel hub assembly is used for mounting the crawler belt wheel hub assembly at the bottom of a vehicle body (1), and comprises a base square tube (2) and a rotating shaft (3), wherein the base square tube (2) is symmetrically and fixedly connected to two sides of the bottom of the vehicle body (1), the rotating shaft (3) is respectively connected to the front end and the rear end of the base square tube (2), driving motors (6) are fixedly mounted on two sides of the rear end of the vehicle body (1), and auxiliary wheels (10) are connected to the middle part of the base square tube (2) through crawler belt teeth;

the hub assembly is arranged below the vehicle body (1) and comprises a driving wheel (7) which is rotationally connected with two ends of the rotating shaft (3) at the rear end and a driven wheel (8) which is rotationally connected with two ends of the rotating shaft (3) at the front end;

the crawler belt assembly is used for driving the driven wheel (8) to rotate synchronously with the driving wheel (7), and comprises a plastic crawler belt (9) assembled on the driving wheel (7) and the driven wheel (8), and crawler belt teeth (11) are arranged on the inner side surface of the plastic crawler belt (9).

2. A track hub assembly in accordance with claim 1 wherein: the driving motor (6) is respectively arranged at the inner sides of the driving wheels (7) through the driving motor bracket (5), and the rotation of the driving motor (6) is assembled with the driving wheels (7) through the driving gears.

3. A track hub assembly in accordance with claim 1 wherein: the two driving motors (6) are both positive and negative rotation direct current motors.

4. A track hub assembly in accordance with claim 1 wherein: the auxiliary wheel (10) is meshed with the inner side surface of the bottom end of the plastic crawler belt (9).

5. A track hub assembly in accordance with claim 1 wherein: the crawler belt teeth (11) are arranged in two rows, and the crawler belt teeth (11) are respectively clamped at two sides of the driving wheel (7) and the driven wheel (8).