CN211820547U

CN211820547U - Damping device of artificial intelligence education robot

Info

Publication number: CN211820547U
Application number: CN201921863187.2U
Authority: CN
Inventors: 张明勇; 路士超
Original assignee: Shandong Future Artificial Intelligence Research Institute Co ltd
Current assignee: Shandong Future Artificial Intelligence Research Institute Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-10-30
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a damping device of artificial intelligence education robot belongs to the robotechnology field, through setting up shock attenuation sleeve pipe, shock attenuation post, damping spring, tie-beam isotructure on the vehicle connection support, absorb the automobile body vibrations, detect the place ahead barrier through the infrared detection radar that sets up in automobile body the place ahead, cushion the collision of automobile body and barrier through the buffer stop who sets up in automobile body the place ahead, realize diversified, multi-level protection to robot automobile body and inside accurate component.

Description

Damping device of artificial intelligence education robot

Technical Field

The utility model belongs to the technical field of the robot, particularly, relate to an artificial intelligence education robot's damping device.

Background

In recent years, with the rapid development of artificial intelligence, information technology, sensing technology, communication technology, intelligent technology, control technology and other technologies, the development of artificial intelligent robots has been in the spring, various types of robots facilitate the life and work of people, optimize the life and work modes of people, and improve the work efficiency of people, so that the robots are more and more widely applied to life and work.

The artificial intelligence education robot is an important member in the big family of the intelligent robot, is mainly applied to the education field, and generally has the following characteristics: firstly, teaching applicability is achieved, and relevant requirements for teaching use are met; secondly, the system has good cost performance ratio, and is open and expandable, and functional modules can be conveniently increased and decreased according to needs to perform independent innovation; in addition, it should have a friendly man-machine interface.

In order to develop the abilities of hands, hands and brains of children and the like, the artificial intelligence education robot stimulates the interests of the children in a toy playing mode, and is often provided with a motion module in the application process. The ground motion of the educational robot is often limited by the motion road conditions, and when the robot moves on a rugged ground, the vehicle body is easy to bump or even turn over, so that the precision elements in the vehicle body are affected, and in severe cases, the damage of the precision elements in the vehicle body can be caused. The mode through setting up damping spring or hydraulic damping device that generally takes among the prior art reaches the shock attenuation effect, and traditional damping spring sets up the shock attenuation effect not obvious enough, and hydraulic damping device has better shock attenuation effect, but mechanism's structure is complicated, heavy, the cost of manufacture is higher itself, considers children's actual conditions when using, often is unsuitable to use in the education robot of low age.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving one of the technical problems existing in the prior art at least and providing a damping scheme which is simpler, effective and strong in adaptability.

Therefore, the utility model discloses a damping device of an artificial intelligence education robot, which comprises a vehicle body and a plurality of running wheels, and is characterized in that the vehicle body comprises a plurality of detachable connected splicing blocks, the connected splicing blocks are connected by splicing, bolts, cross shafts and the like, two of the running wheels form a running wheel set, a connecting bracket is arranged between the two running wheels of the running wheel set, the connecting bracket is provided with damping sleeves which are arranged at intervals from left to right, the lower ends of the damping sleeves are connected on a first limiting hole on the connecting bracket in a swinging way in the left-right direction, the first limiting holes are arranged at two intervals on the connecting bracket, a damping cavity with an open top is limited in the damping sleeves, a damping column which extends along the vertical direction is arranged on the vehicle body corresponding to the damping sleeves, a plurality of the lower extreme one-to-one of shock attenuation post is pegged graft in a plurality of the shock attenuation intracavity can be followed the endwise slip of shock attenuation chamber, be equipped with damping spring on the shock attenuation post, damping spring establishes in the shock attenuation post, damping spring's upper end butt touches the periphery wall of shock attenuation post, damping spring's lower end butt touches and is in the upper end edge of shock attenuation sheathed tube.

According to the utility model discloses an embodiment, it is a plurality of the wheel of traveling is two wheelsets of traveling, two the wheelset of traveling is spaced apart in the front and back direction and is set up.

According to the utility model discloses an embodiment, two be equipped with driving motor on at least one in the wheelset of traveling, driving motor establishes on the linking bridge and with the wheel of traveling links to each other with the drive the wheel of traveling rotates, two driving motor in the wheelset of traveling passes through procedure differential control, makes the automobile body can be free carry out the differential and turn to.

According to the utility model discloses an embodiment, in the horizontal direction, it is adjacent be equipped with the tie-beam between the shock attenuation post, the tie-beam with the automobile body is fixed to be linked to each other, spaced apart second spacing hole of arranging about being equipped with on the tie-beam, the upper end of shock attenuation post with the spacing hole of second on the tie-beam links to each other swingably.

According to the utility model discloses an embodiment, the shock attenuation post stretches into the one end of shock attenuation chamber is equipped with spacing end, the diameter of spacing end is greater than the diameter of shock attenuation post is less than the internal diameter of shock attenuation chamber.

According to the utility model discloses an embodiment, the shock attenuation sleeve pipe includes: the damping device comprises a sleeve body, a damping cavity and a connecting support, wherein the damping cavity is limited in the sleeve body, internal threads are formed on the upper part of the inner peripheral wall of the damping cavity, a first limiting ring is arranged at the lower end of the sleeve body, the outer diameter of the first limiting ring is larger than the outer diameter of the sleeve body and larger than the diameter of a first limiting hole, and the sleeve body is movably connected to the first limiting hole in the connecting support; the limiting end cover comprises two semi-annular limiting blocks which are matched with each other, the outer peripheral wall of each semi-annular limiting block is formed with an external thread which is meshed with the internal thread in a matching mode, the semi-annular limiting blocks are matched with each other to form a sleeve, the damping column is annular, and the diameter of each annular is smaller than that of the limiting end.

According to the utility model discloses an embodiment, the front end of automobile body is formed with buffer stop, buffer stop includes two mounting panels and anticollision roof beam, two the mounting panel is all connected the front end of automobile body extends along vertical direction, every be formed with a supporting beam that extends forward on the mounting panel, a supporting beam's front end is equipped with the connecting portion of upwards bending, the connecting portion orientation one side of mounting panel is equipped with anticollision spring, anticollision spring compression connection is in the mounting panel with between the connecting portion, anticollision roof beam is connected the front end of connecting portion extends along the horizontal direction.

According to the utility model discloses an embodiment, the front end of automobile body is equipped with the electricity and connects driving motor's infrared detection radar, infrared detection radar is established buffer stop's below is worked as infrared detection radar detects close when the place ahead of automobile body has the barrier driving motor.

According to the utility model discloses an embodiment, the anticollision roof beam forms into rubber materials spare, a supporting beam's rigidity is less than the rigidity of connecting portion, the length of anticollision roof beam is greater than two distance between the mounting panel, just the left end protrusion of anticollision roof beam in the left side of automobile body, the right-hand member protrusion of anticollision roof beam in the right side of automobile body, both ends all set up towards the backward bend about the anticollision roof beam.

According to the utility model discloses an embodiment, the anticollision roof beam with be in through setting up between the connecting portion the anticollision roof beam with the bolt hole and the bolt that correspond the position between the connecting portion can be dismantled and link to each other, the mounting panel with be in through setting up between the automobile body the mounting panel with the bolt hole and the bolt that correspond the position between the automobile body can be dismantled and link to each other.

The utility model has the advantages of: according to the utility model discloses artificial intelligence education robot's damping device passes through programming control driving motor's switch and rotational speed to the motion of control drive wheel, thereby realize the start-up of automobile body, stop, advance, retreat, turn to, accelerate, operation such as speed reduction. When the vehicle body jolts in the moving process, the shock absorption device arranged on the vehicle body absorbs the shock of the vehicle body through the mutual movement between the shock absorption sleeve and the shock absorption column; the damping springs arranged on the damping columns buffer the force generated by the vibration of the vehicle body in a deformation and deformation recovery mode, and the absorbed force is transferred to the connecting beam, so that the technical effect of damping is realized, and the vehicle body and internal precise elements are protected. The infrared detection radar installed at the front end of the vehicle body detects the obstacle in front of the vehicle body in real time by transmitting and receiving infrared signals, and when the obstacle in front is found, the operation of the driving motor is controlled by programming, so that the vehicle body is decelerated, stopped, steered and the like, and the vehicle body is prevented from being damaged by collision with the obstacle. Because infrared detection radar may have the blind area, when the automobile body collides with the barrier, the buffer stop who sets up in automobile body the place ahead carries out the primary absorption through the anticollision roof beam to the collision force, because the good shock resistance ability of rubber materials, most impact force can be absorbed to the anticollision roof beam, the residual force can be absorbed once more by the anticollision spring between connecting portion and the mounting panel to dissolve the produced impact force of striking completely, realize the further protection to automobile body and inside precision component. The utility model discloses an anticollision device, damping device and the cooperation between two kinds of devices have realized more efficient protective properties, have weakened the vibrations of automobile body effectively, simultaneously the utility model discloses a rational in infrastructure, compact, simple manufacture, simple to operate, modular design can also strengthen children's the manual and mental ability, arouses children's interest, tempers children's thinking ability, and tiny spare part is few, reduces the potential safety hazard of children when using, has good practical value and multiple beneficial effect.

Drawings

Fig. 1 is a schematic structural view of a shock-absorbing device according to an embodiment of the present invention;

fig. 2 is a schematic view of an assembly of a driving motor and a connecting bracket according to an embodiment of the present invention;

FIG. 3 is a schematic view of a shock post and shock cavity in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural view of a limit end cover according to an embodiment of the present invention;

FIG. 5 is a schematic view of an exterior body device assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of an anti-collision device according to an embodiment of the present invention.

Reference numerals:

24: a damping device;

1: a vehicle body; 2: a running wheel; 3: connecting a bracket; 4: a shock-absorbing sleeve; 5: a damping chamber; 6:

a shock-absorbing post; 7: a damping spring; 8: a drive motor; 9: a connecting beam; 10: a limiting end;

11: a semi-annular limiting block; 20: a first limit ring; 21: a first limit hole; 22: a second stop collar; 23: a second limiting hole;

12: an anti-collision device;

13: mounting a plate; 14: an anti-collision beam; 15: a support beam; 16: a connecting portion; 17: an anti-collision spring; 18: an infrared monitoring radar; 19: bolt holes.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-6, a damping device 24 of an artificial intelligence education robot comprises a vehicle body 1 and four running wheels 2, and is characterized in that the vehicle body 1 comprises a plurality of detachably connected splicing blocks which are connected in a splicing mode, a bolt, a cross shaft and the like, two of the running wheels 2 form a running wheel set, and a connecting support 3 is arranged between the running wheels 2.

As shown in fig. 1, the connecting bracket 3 is provided with shock-absorbing sleeves 4 arranged at a left-right interval, the connecting bracket 3 is further provided with two first limiting holes 21, the first limiting holes 21 extend along the left-right direction of the connecting bracket 3 and are arranged at a left-right interval on the connecting bracket 3, the lower end of the shock-absorbing sleeve 4 is formed with a first limiting ring 20 with a diameter larger than the outer diameter of the shock-absorbing sleeve 4 and larger than the diameter of the first limiting hole 21, the lower end of the shock-absorbing sleeve 4 is connected to the connecting bracket 3 in a left-right direction through the first limiting ring 20 and the first limiting hole 21 in a swinging manner, a shock-absorbing cavity 5 with an open top is defined in the shock-absorbing sleeve 4, shock-absorbing columns 6 extending along the vertical direction are arranged on the vehicle body 1 corresponding to the shock-absorbing sleeve 4, the lower ends of the shock-absorbing columns 6 are inserted in the shock-absorbing cavities 5 in a one-to-one correspondence manner and can slide along the axial direction, be equipped with damping spring 7 on the shock attenuation post 6, damping spring 7 cover is established on the shock attenuation post 6, damping spring 7's upper end butt touches the periphery wall of shock attenuation post 6, damping spring 7's lower extreme end butt touches and is in the upper end edge of shock attenuation sleeve 4.

According to the utility model discloses an embodiment, as shown in fig. 2, two be equipped with driving motor 8 on at least one in the wheelset that traveles, driving motor 8 is established on linking bridge 3 and with the wheel that traveles links to each other with the drive wheel 2 that traveles rotates, when two when all being equipped with driving motor 8 in the wheelset that traveles, can carry out differential control through the procedure, make operations such as automobile body 1 can be free start, stop, advance, retreat, differential turn to.

According to the utility model discloses an embodiment, as shown in fig. 1 and 5, in the horizontal direction, it is adjacent be equipped with tie-beam 9 between the shock attenuation post 6, tie-beam 9 with 1 fixed linking to each other of automobile body, be equipped with two spacing holes 23 of second on the tie-beam 9, spacing hole 23 of second is followed the left and right sides direction of tie-beam 9 is extended and is in the spaced apart setting about on the tie-beam 9, it corresponds, 6 tops of shock attenuation post are formed with second spacing ring 22, the diameter of second spacing ring 22 is greater than the diameter of spacing hole 23 of second, the upper end of shock attenuation post 6 is passed through second spacing ring 22 with spacing hole 23 of second with can link to each other swingably in the direction about the tie-beam 9.

According to the utility model discloses an embodiment, as shown in fig. 3, fig. 4, shock attenuation post 6 stretches into the one end of shock attenuation chamber 5 is equipped with spacing end 10, the diameter of spacing end 10 is greater than the diameter of shock attenuation post 6 is less than the internal diameter of shock attenuation chamber 5. The damper bushing 4 includes: the shock absorption structure comprises a sleeve body and a limiting end cover, wherein a shock absorption cavity 5 is defined in the sleeve body, and internal threads are formed on the upper part of the inner peripheral wall of the shock absorption cavity 5; spacing end cover is including two semi-ring shape stoppers 11 of mutually supporting, semi-ring shape stopper 11's periphery wall be formed with the external screw thread of internal thread adaptation meshing, two the spacing 11 cooperation of semi-ring shape form to establish the cover and establish annular on the shock absorber post 6, just annular diameter is less than the diameter of spacing end 10.

Through setting up two semi-annular stoppers 11, in the use, when spacing end 10 stretched into damping chamber 5, establish two semi-annular stoppers 11 cooperation cover on shock attenuation post 6, then utilize the external screw thread of two semi-annular stoppers 11 and the interior screw-thread fit in damping chamber to inject spacing end 10 in damping chamber 5, prevent shock attenuation post 6 and damping chamber separation, establish on spacing post 6 for spacing end cover provides convenience moreover.

According to the utility model discloses an embodiment, as shown in fig. 5, the front end of automobile body 1 is equipped with the electricity and connects driving motor 8's infrared detection radar 18, infrared detection radar 18 establishes buffer stop 12's below is worked as infrared detection radar detects 18 and closes when the place ahead of automobile body 1 has the barrier driving motor 8 makes automobile body 1 bring to rest or through the speed reduction of program control driving motor 8 or carry out differential steering through program control driving motor 8 and avoid the barrier.

According to the utility model discloses an embodiment, like fig. 5, fig. 6 the front end of automobile body 1 is formed with buffer 12, buffer 12 includes two mounting panels 13 and anticollision roof beam 14, two mounting panel 13 all connects the front end of automobile body 1 extends along vertical direction, every be formed with a supporting beam 15 that extends forward on the mounting panel 13, supporting beam 15's front end is equipped with the connecting portion 16 of upwards bending, connecting portion 16 orientation one side of mounting panel 13 is equipped with anticollision spring 17, anticollision spring 17 compression is connected mounting panel 13 with between the connecting portion 16, anticollision roof beam 14 is connected the front end of connecting portion 16 extends along the horizontal direction.

Wherein, mounting panel 13, a supporting beam 15 and connecting portion 16 integrated into one piece not only can promote the structural strength and the stability of buffer stop 12, can promote the connection reliability between each part moreover, has eliminated the connection technology between mounting panel 13, a supporting beam 15 and the connecting portion 16, has promoted buffer stop 12's assembly efficiency by a wide margin.

In this embodiment, the impact beam 14 is formed as a rubber material, the rigidity of the support beam 15 is less than the rigidity of the connecting portion 16, and when the impact beam 14 collides with an obstacle, the support beam 15 bends to absorb energy due to the lower rigidity of the support beam 15, so as to prevent the connecting portion 16 from deforming, thereby facilitating the lifting of the impact beam 14 to absorb energy generated by the collision.

The length of anticollision roof beam 14 is greater than two distance between the mounting panel 13, just the left end protrusion of anticollision roof beam 14 in the left side of automobile body 1, the right-hand member protrusion of anticollision roof beam 14 in the right side of automobile body 1, both ends all set up towards the backward bend about anticollision roof beam 14. The anti-collision beam 14 with through setting up between the connecting portion 16 the anti-collision beam 14 with bolt hole 19 and the bolt that correspond the position between the connecting portion 16 can be dismantled and link to each other, mounting panel 13 with through setting up between the automobile body 1 mounting panel 13 with bolt hole 19 and the bolt that correspond the position between the automobile body 1 can be dismantled and link to each other. A gasket is arranged between the bolt hole 19 and the bolt. In order to prevent the tiny parts from being eaten by children by mistake, the bolts, the bolt holes 19 and the gaskets are all subjected to amplification treatment.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A damping device of an artificial intelligent education robot comprises a vehicle body and a plurality of running wheels, and is characterized in that the vehicle body comprises a plurality of splicing blocks which are detachably connected, two of the running wheels form a running wheel set, a connecting support is arranged between the two running wheels of the running wheel set, a damping sleeve which is arranged at intervals from left to right is arranged on the connecting support, the lower end of the damping sleeve is connected to the connecting support in a swinging manner in the left-right direction, a damping cavity with an open top is limited in the damping sleeve, damping columns which extend in the vertical direction are arranged on the vehicle body corresponding to the damping sleeve, the lower ends of the damping columns are correspondingly inserted into the damping cavities and can slide along the axial direction of the damping cavities, damping springs are arranged on the damping columns, and the damping springs are sleeved on the damping columns, the upper end stop of the damping spring is in butt contact with the peripheral wall of the damping column, and the lower end stop of the damping spring is in butt contact with the upper end edge of the damping sleeve.

2. The artificial intelligence education robot damping device according to claim 1, wherein the plurality of travel wheels are two travel wheel groups, and the two travel wheel groups are spaced apart in a front-rear direction.

3. The artificial intelligence educational robot damping device according to claim 2, wherein a driving motor is provided on at least one of the two traveling wheel sets, the driving motor being provided on the connecting bracket and connected to the traveling wheel to drive the traveling wheel to rotate.

4. The artificial intelligence education robot damping device of claim 2 wherein a connection beam is provided between the adjacent shock-absorbing posts in a horizontal direction, the connection beam is fixedly connected to the vehicle body, and the upper ends of the shock-absorbing posts are swingably connected to the connection beam.

5. The artificial intelligence education robot damping device according to claim 2, wherein the damping cylinder has a limiting end at an end thereof extending into the damping chamber, the limiting end having a diameter larger than that of the damping cylinder and smaller than an inner diameter of the damping chamber, the damping sleeve includes:

the shock absorption device comprises a sleeve body, a shock absorption cavity and a connecting support, wherein the shock absorption cavity is defined in the sleeve body, internal threads are formed on the upper part of the inner peripheral wall of the shock absorption cavity, and the lower end of the sleeve body is connected with the connecting support;

the limiting end cover comprises two semi-annular limiting blocks which are matched with each other, the outer peripheral wall of each semi-annular limiting block is formed with an external thread which is meshed with the internal thread in a matching mode, the semi-annular limiting blocks are matched with each other to form a sleeve, the damping column is annular, and the diameter of each annular is smaller than that of the limiting end.

6. The artificial intelligence education robot damping device according to claim 3, wherein the front end of the vehicle body is formed with an anti-collision device, the anti-collision device includes two mounting plates and an anti-collision beam, the two mounting plates are both connected to the front end of the vehicle body and extend in a vertical direction, each mounting plate is formed with a support beam extending forward, the front end of the support beam is provided with a connecting portion bent upward, one side of the connecting portion facing the mounting plate is provided with an anti-collision spring, the anti-collision spring is connected in a compression manner between the mounting plate and the connecting portion, and the anti-collision beam is connected to the front end of the connecting portion and extends in a horizontal direction.

7. The artificial intelligence education robot's shock-absorbing device of claim 6, wherein the vehicle body is provided at a front end thereof with an infrared detection radar electrically connected to the driving motor, the infrared detection radar is provided below the collision prevention device, and the driving motor is turned off when the infrared detection radar detects that there is an obstacle in front of the vehicle body.

8. The artificial intelligence education robot's damping device of claim 6 wherein the anti-collision beam is formed as a rubber material, the support beam is less stiff than the connecting portion, the anti-collision beam is longer than the distance between the two mounting plates, the left end of the anti-collision beam protrudes out of the left side of the vehicle body, the right end of the anti-collision beam protrudes out of the right side of the vehicle body, and the left and right ends of the anti-collision beam are both bent backward.

9. The artificial intelligence educational robot damping device of claim 8, wherein the anti-collision beam is detachably connected to the connection portion by a bolt, and the mounting plate is detachably connected to the vehicle body by a bolt.