CN210933784U

CN210933784U - Walking and running mechanism

Info

Publication number: CN210933784U
Application number: CN201921432579.3U
Authority: CN
Inventors: 杨中军; 付伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-07-07
Anticipated expiration: 2029-08-30

Abstract

The utility model provides a walking and running mechanism, which comprises a mobile device main body; the bottom of the mobile device main body is provided with a traveling mechanism; and the front end of the inner cavity of the mobile device main body is provided with a reduction box module. The invention provides a walking and running mechanism, because 180-degree dislocation spaces are respectively reserved on the opposite occlusion ends of a clutch eccentric wheel A and a clutch eccentric wheel B, the clutch eccentric wheel A and the clutch eccentric wheel B are of a semi-convex block structure, two cambered surface convex blocks of the clutch eccentric wheel A and the clutch eccentric wheel B jointly form a semi-cylindrical structure, when a motor rotates forwards and is combined with the structures of figures 9-11, the walking function is realized, when the motor rotates backwards, the clutch eccentric wheel B, the clutch eccentric wheel A and a left eccentric wheel are simultaneously driven to output in the same direction, and the running function is realized by combining the structures of figures 9-11, and the front end of a wheel mounting module part of a forward moving shaft inclines downwards, and is matched with a clutch output module to realize the switching between running and running.

Description

Walking and running mechanism

Technical Field

The invention relates to the technical field of toys and toy driving mechanisms, in particular to a walking and running mechanism.

Background

Currently, some children's vehicle toys, such as machine dogs, with some imitations of animal figures are available on the market, which can be moved, such as a machine dog in patent application CN 201520976859.6. The robot dog includes a body, a head, and a leg structure. The machine dog still includes the driving system that follows that provides follow power for the machine dog body, follows driving system and includes transmitter, receiver, controlling means and drive arrangement, receiver and drive arrangement respectively with controlling means connects, and receiver, controlling means and drive arrangement all install on the machine dog body, and the receiver is given to the transmitter transmission follow signal, and the receiver is received and is followed the signal and feed back to controlling means, and controlling means advances, moves back or turns according to the position of the feedback signal control drive arrangement drive machine dog body follow transmitter of receiver. Parents can let the machine dog take the children of riding on the machine dog to follow the position of oneself and advance, retreat or turn through following driving system, also can place the transmitter and let the machine dog follow children and move together and advance, retreat or turn on children on one's body, make the machine dog become children's toy.

The machine dog on the existing market is realized through a motor, has no running function as long as the walking function is realized, can not switch between walking and running, has poor effect and easily slips when walking on the ground.

Disclosure of Invention

Problem (A)

In summary, the invention provides a walking and running mechanism, which solves the problems that the robot dogs in the existing market are not good in effect and very easy to slip when walking on the ground, as long as the robot dogs have a walking function and do not have a running function, and the robot dogs can not switch between walking and running through the improvement of structure and functionality.

(II) technical scheme

The invention provides a walking and running mechanism, which is used for carrying out technical innovation on the walking and running mechanism, and the walking and running mechanism provided by the invention specifically comprises the following components: a mobile device main body; the bottom of the mobile device main body is provided with a traveling mechanism; a reduction box module is arranged at the front end of the inner cavity of the mobile device main body; the reduction gearbox module is rotationally connected with the motor through a belt; the reduction gearbox module is rotationally connected with the clutch output module through the inner gear set.

Preferably, the mobile device main body further comprises a battery box, and the battery box is mounted at the bottom of the inner cavity of the mobile device main body.

Preferably, running gear is still including the back moving axis, the preceding moving axis, wheel installation module, back connecting rod, preceding connecting rod, right connecting rod, left connecting rod and rotation axis, two the back moving axis is installed respectively at the rear end of mobile device main part, and two preceding moving axes then rotate and install the front end at the mobile device main part, the back moving axis with the wheel installation module middle part that the preceding moving axis bottom set up is connected with the wheel through rotation of rotation axis, the upper end of back moving axis is rotated and is connected with the back connecting rod, the upper end of preceding moving axis is rotated and is connected with the front connecting rod, and the right side the back moving axis with rotate through the right connecting rod between back connecting rod and the front connecting rod of preceding moving axis upper end and be connected, and left the back moving axis with rotate through the left connecting rod between the back connecting rod and the front connecting rod of preceding moving.

Preferably, the clutch output module further comprises a clutch eccentric wheel A, a clutch eccentric wheel B, a rotating shaft, a gear and a left eccentric wheel, the left end of the rotating shaft is connected with the left eccentric wheel in a sleeved mode and is connected with the left front connecting rod in a rotating mode, the right end of the rotating shaft is fixedly connected with the clutch eccentric wheel A in a sleeved mode, the inner side of the clutch eccentric wheel A is meshed with the clutch eccentric wheel B in a meshing mode, the middle of the rotating shaft is fixedly provided with the gear, and the gear of the gear is connected with a gear set in the.

Preferably, 180-degree dislocation spaces are respectively reserved at the opposite occlusion ends of the clutch eccentric wheel A and the clutch eccentric wheel B, the two dislocation spaces are of semi-convex block structures, and two cambered surface convex blocks of the clutch eccentric wheel A and the clutch eccentric wheel B jointly form a semi-cylindrical structure.

Preferably, the front end of the wheel mounting module part of the front moving shaft is inclined obliquely downwards, the rotating shaft is mounted in the concave brake groove, the front end of the wheel is provided with an inverted L-shaped brake block, and when the rotating shaft slides to the front end of the brake groove, the wheel is clamped with the brake block.

Preferably, the rotating shaft has a rectangular cylindrical structure.

(III) advantageous effects

The invention provides a walking and running mechanism, because 180-degree staggered spaces are respectively reserved on the opposite occlusion ends of a clutch eccentric wheel A and a clutch eccentric wheel B, the clutch eccentric wheel A and the clutch eccentric wheel B are of a semi-convex block-shaped structure, two cambered surface lugs of the clutch eccentric wheel A and the clutch eccentric wheel B form a semi-cylindrical structure together, when the motor rotates forwards, the motor simultaneously drives the clutch eccentric wheel B, the clutch eccentric wheel A and the left eccentric wheel to output by 180 degrees in a staggered way, and the structure of the motor is combined with the structures of figures 9-11 to realize the walking function, when the motor rotates reversely, the motor simultaneously drives the clutch eccentric wheel B, the clutch eccentric wheel A and the left eccentric wheel to output in the same direction, and then the structure of figures 9-11 is combined to realize the running function, and the front end of the wheel mounting module part of the forward moving shaft inclines downwards in an inclined way, and is matched with the clutch output module to realize the switching between running and walking.

The invention provides a walking and running mechanism, because two rear moving shafts are respectively arranged at the rear end of a moving device main body, two front moving shafts are rotatably arranged at the front end of the moving device main body, the middle parts of wheel mounting modules arranged at the bottoms of the rear moving shafts and the front moving shafts are rotatably connected with wheels through rotating shafts, the upper ends of the rear moving shafts are rotatably connected with rear connecting rods, the upper ends of the front moving shafts are rotatably connected with front connecting rods, the rear connecting rods and the front connecting rods at the upper ends of the rear moving shafts and the front moving shafts on the right side are rotatably connected through right connecting rods, the rear connecting rods and the front connecting rods at the upper ends of the rear moving shafts and the front moving shafts on the left side are rotatably connected through left connecting rods, and when walking and running, the problem of skidding can be.

Drawings

FIG. 1 is a schematic view of the right front upper axial view in an embodiment of the present invention;

FIG. 2 is a schematic top-rear-left axial view in accordance with an embodiment of the present invention;

FIG. 3 is a front right lower axial view in an embodiment of the present invention;

FIG. 4 is a front axial view of the embodiment of the present invention with the housing removed;

FIG. 5 is a rear view of the embodiment of the present invention with the housing removed;

FIG. 6 is an axial view of the reduction box module in an removed state according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a clutch output module in a walking state according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a clutch output module in a running state according to an embodiment of the present invention;

FIG. 9 is a schematic view of a half-section of a wheel mounting module according to an embodiment of the present invention;

FIG. 10 is a schematic view of a wheel walking state according to an embodiment of the present invention;

FIG. 11 is a structural view illustrating a braking state of the wheel according to the embodiment of the present invention;

in fig. 1 to 11, the correspondence between the part names or lines and the reference numbers is:

1. a mobile device main body; 101. a battery case; 2. a traveling mechanism; 201. moving the shaft backwards; 202. moving the moving shaft forwards; 203. a wheel; 204. a wheel mounting module; 205. a rear connecting rod; 206. a front link; 207. a right connecting rod; 208. a left connecting rod; 209. a rotating shaft; 3. a reduction gearbox module; 4. a motor; 5. a clutch output module; 501. a clutch eccentric wheel A; 502. a clutch eccentric wheel B; 503. a rotating shaft; 504. a gear; 505. a left eccentric wheel; 6. a brake groove; 7. a brake pad.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1 to 11.

In order to solve the problems that the moving devices in the existing market of the walking and running mechanism in the prior art have no running function as long as the walking function is realized by one motor, the walking and running switching cannot be performed, the embodying effect is not good, and the walking and running mechanism is easy to slip when walking on the ground, the invention provides a walking and running mechanism, which is used for carrying out technical innovation on the walking and running mechanism and comprises the following components: a mobile device main body 1; the bottom of the mobile device main body 1 is provided with a traveling mechanism 2; the front end of the inner cavity of the mobile device main body 1 is provided with a reduction box module 3; the reduction box module 3 is rotationally connected with the motor 4 through a belt; the reduction box module 3 is rotationally connected with the clutch output module 5 through an inner gear set.

The mobile device body 1 further comprises a battery box 101, and the battery box 101 is mounted at the bottom of the inner cavity of the mobile device body 1.

Wherein, the traveling mechanism 2 further comprises a rear moving shaft 201, a front moving shaft 202, wheels 203, a wheel mounting module 204, a rear connecting rod 205, a front connecting rod 206, a right connecting rod 207, a left connecting rod 208 and a rotating shaft 209, the two rear moving shafts 201 are respectively mounted at the rear end of the moving device main body 1, the two front moving shafts 202 are rotatably mounted at the front end of the moving device body 1, the middle parts of the wheel mounting modules 204 arranged at the bottoms of the rear moving shaft 201 and the front moving shaft 202 are rotatably connected with wheels 203 through rotating shafts 209, the upper end of the rear moving shaft 201 is rotatably connected with a rear connecting rod 205, the upper end of the front moving shaft 202 is rotatably connected with a front connecting rod 206, the rear moving shaft 201 at the right side and the rear connecting rod 205 and the front connecting rod 206 at the upper end of the front moving shaft 202 are rotatably connected through a right connecting rod 207, and the rear connecting rod 205 and the front connecting rod 206 at the upper ends of the left rear moving shaft 201 and the front moving shaft 202 are rotatably connected through a left connecting rod 208.

The clutch output module 5 further comprises a clutch eccentric wheel a501, a clutch eccentric wheel B502, a rotating shaft 503, a gear 504 and a left eccentric wheel 505, the left end of the rotating shaft 503 is sleeved with the left eccentric wheel 505 and is rotatably connected with the left front connecting rod 206, the right end of the rotating shaft 503 is fixedly sleeved with the clutch eccentric wheel a501, the inner side of the clutch eccentric wheel a501 is meshed with the clutch eccentric wheel B502, the middle part of the rotating shaft 503 is fixedly provided with the gear 504, and the gear 504 is rotatably connected with a gear set in the reduction gearbox module 3.

Wherein, 180-degree dislocation spaces are respectively reserved on the opposite occlusion ends of the clutch eccentric wheel A501 and the clutch eccentric wheel B502, the clutch eccentric wheel A501 and the clutch eccentric wheel B502 are of a semi-convex block structure, when the motor 4 rotates forwards, the clutch eccentric wheel B502, the clutch eccentric wheel A501 and the left eccentric wheel 505 are simultaneously driven to output by dislocation by 180 degrees, and then the motor 4 is combined with the structures of figures 9 to 11 to realize the walking function, when the motor 4 rotates backwards, the clutch eccentric wheel B502, the clutch eccentric wheel A501 and the left eccentric wheel 505 are simultaneously driven to output in the same direction, and then the motor is combined with the structures of figures 9 to 11 to realize the running function.

The front end of the wheel mounting module 204 of the front moving shaft 202 is inclined obliquely downwards, the rotating shaft 209 is mounted in the concave brake groove 6, the front end of the wheel 203 is provided with an inverted L-shaped brake block 7, when the rotating shaft 209 slides to the front end of the brake groove 6, the wheel is clamped with the brake block 7 to realize braking, and when the rotating shaft 209 slides to the rear of the brake groove 6, the wheel rotates freely to realize switching between running and walking by matching with the clutch output module 5.

The rotating shaft 503 is a rectangular columnar structure, which facilitates transmission and rotation. It should be noted that the technical solution of the present invention can be applied to the case where there are a plurality of forward moving shafts 202 and a plurality of backward moving shafts 201, for example, four forward moving shafts 202 and two backward moving shafts 201 are provided under the moving device body at intervals, or four forward moving shafts 202 and four backward moving shafts 201 are provided under the moving device body 1 at intervals, and the embodiment of the present invention is not limited to this, and in short, the core concept or the variation thereof of the centrifugal eccentric wheel design and the forward and backward moving shaft design of the present invention applied to other moving devices is considered to fall within the protection scope of the present invention.

Furthermore, the design of the front and rear moving shafts of the present invention can be also applied to the case of only two front moving shafts 202 or only two rear moving shafts 201, that is, the design of the front and rear moving shafts of the present invention can be applied to the case of only two front moving shafts 202 or only two rear moving shafts 201 in conjunction with the braking mechanism in fig. 9, which is not limited to this.

The specific use mode and function of the embodiment are as follows:

when the walking assisting device is used, after a motor 4 rotates forwards and is output to a gear 504 through a reduction gearbox module 3, the rotating shaft 503 is driven, and a clutch eccentric wheel B502, a clutch eccentric wheel A501 and a left eccentric wheel 505 are simultaneously driven to output in a staggered mode by 180 degrees; when the motor 4 rotates reversely and is output to the gear 504 through the reduction gearbox module 3, the rotating shaft 503 is driven, the clutch eccentric wheel B502, the clutch eccentric wheel A501 and the left eccentric wheel 505 are driven to output in the same direction, and the structure combination of the structure of the figures 9-11 is combined, when the wheel 203 rolls forwards, the wheel 203 is clamped and braked, so that the counteracting friction force is generated, the product is pushed to move forwards, and the running function is realized.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A walking and running mechanism, comprising: a mobile device body (1); the bottom of the mobile device main body (1) is provided with a traveling mechanism (2); the front end of the inner cavity of the mobile device main body (1) is provided with a reduction box module (3); the reduction gearbox module (3) is rotationally connected with the motor (4) through a belt; the reduction gearbox module (3) is rotationally connected with the clutch output module (5) through an inner gear set.

2. Walking and running mechanism according to claim 1, wherein said mobile device body (1) further comprises a battery compartment (101), said battery compartment (101) being mounted at the bottom of the inner cavity of the mobile device body (1).

3. The walking and running mechanism according to claim 1, wherein the walking mechanism (2) further comprises a rear moving shaft (201), a front moving shaft (202), wheels (203), wheel mounting modules (204), a rear connecting rod (205), a front connecting rod (206), a right connecting rod (207), a left connecting rod (208) and a rotating shaft (209), the two rear moving shafts (201) are respectively installed at the rear end of the moving device body (1), the two front moving shafts (202) are rotatably installed at the front end of the moving device body (1), the wheels (203) are rotatably connected to the middle portions of the rear moving shaft (201) and the wheel mounting modules (204) arranged at the bottom of the front moving shafts (202) through the rotating shaft (209), the rear connecting rod (205) is rotatably connected to the upper end of the rear moving shaft (201), the front connecting rod (206) is rotatably connected to the upper end of the front moving shafts (202), the rear moving shaft (201) on the right side and the rear connecting rod (205) and the front connecting rod (206) on the upper end of the front moving shaft (202) are rotatably connected through a right connecting rod (207), and the rear moving shaft (201) on the left side and the rear connecting rod (205) and the front connecting rod (206) on the upper end of the front moving shaft (202) are rotatably connected through a left connecting rod (208).

4. The walking and running mechanism according to claim 1, wherein the clutch output module (5) further comprises a clutch eccentric wheel a (501), a clutch eccentric wheel B (502), a rotating shaft (503), a gear (504) and a left eccentric wheel (505), the left end of the rotating shaft (503) is sleeved with the left eccentric wheel (505) and is rotatably connected with the left front connecting rod (206), the right end of the rotating shaft (503) is fixedly sleeved with the clutch eccentric wheel a (501), the inner side of the clutch eccentric wheel a (501) is meshed with the clutch eccentric wheel B (502), the middle part of the rotating shaft (503) is fixedly provided with the gear (504), and the gear (504) is rotatably connected with the gear set in the reduction gearbox module (3).

5. The walking and running mechanism according to claim 4, wherein 180 degrees of staggered spaces are left on the opposite occlusion ends of the clutch eccentric A (501) and the clutch eccentric B (502) respectively, and the staggered spaces are of a semi-convex block structure, and two cambered surface convex blocks of the clutch eccentric A (501) and the clutch eccentric B (502) form a semi-cylindrical structure together.

6. Walking and running mechanism according to claim 3, wherein the front end of the wheel mounting module (204) part of the front moving axle (202) is inclined obliquely downwards, the rotating axle (209) is mounted in the concave braking groove (6), and the front end of the wheel (203) is mounted with an inverted L-shaped braking block (7), and when the rotating axle (209) slides to the front end of the braking groove (6), the wheel is engaged with the braking block (7).

7. Walking and running mechanism according to claim 4, wherein the rotation shaft (503) is a rectangular cylindrical structure.