CN109568971B

CN109568971B - Collision buffer mechanism for bumper car

Info

Publication number: CN109568971B
Application number: CN201811390847.XA
Authority: CN
Inventors: 孔含之
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-21
Filing date: 2018-11-21
Publication date: 2020-03-20
Anticipated expiration: 2038-11-21
Also published as: CN109568971A

Abstract

The invention relates to the field of toy vehicles, in particular to a collision buffer mechanism for a bumper car, which comprises a car body, wherein a plurality of buffer parts are fixed on the periphery of the car body, each buffer part comprises a plurality of energy conversion mechanisms which are fixed on the car body side by side, each energy conversion mechanism is of a right-angle cylinder body structure, each energy conversion mechanism comprises a cylindrical energy storage cylinder, a straight tubular transverse cylinder and a straight tubular vertical cylinder, the transverse cylinders and the vertical cylinders are communicated with the energy storage cylinders, one ends of the transverse cylinders, which are horizontally arranged and point to the periphery of the car body, are connected with collision parts, and one ends of the vertical cylinders, which are perpendicular to the transverse cylinders and point to the ground. This kind of a collision buffer gear for dodgem, collision portion are energy transfer to energy conversion mechanism, and energy conversion mechanism is energy transfer to lift portion for the automobile body promotes upwards, thereby converts the work that the promotion automobile body was done with energy conversion, and greatly reduced energy transfer is to the injury of automobile body to the player, and spring one, wind spring, spring two all produce the effect that the energy storage can cushion, further improve the ability of moving away to avoid possible earthquakes of buffer portion, practical safety.

Description

Collision buffer mechanism for bumper car

Technical Field

The invention relates to the field of toy vehicles, in particular to a collision buffer mechanism for a bumper car.

Background

Dodgem is a motorized game. The apparatus includes a dodgem vehicle and an indoor floor. The ceiling is provided with an electrified power grid. Small electric dodgem for passengers to drive is arranged in the yard. An apron made of rubber is arranged around the bumper car, and electricity is taken by a vertical electric pole connected to a ceiling. The vehicle generally has at most two persons sitting on, pedals for acceleration, and steering wheel

The impact force generated when the bumper car collides is very large, a player in the bumper car can move forward and backward due to the impact action, the bumper car is easily damaged and is not safe, particularly for children, the body balance strength is poor, although the existing car body is provided with a circle of rubber apron, the shock absorption capacity is limited, and therefore the collision buffer mechanism for the bumper car is provided.

Disclosure of Invention

It is an object of the present invention to provide a crash cushion mechanism for a bumper car to solve the problems set forth in the background art. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a collision buffer mechanism for dodgem, which comprises a carriage body, be fixed with a plurality of buffers around the automobile body, buffers include a plurality of energy conversion mechanisms of fixing on the automobile body side by side, energy conversion mechanism is the cylinder body structure of right angle shape, and inside is full of fluid, energy conversion mechanism includes columniform energy storage jar, straight pipy horizontal jar and perpendicular jar, and horizontal jar and perpendicular jar all communicate with the energy storage jar, the horizontal just directional peripheral one end of automobile body of horizontal jar is connected the collision portion, perpendicular just directional ground one end connection lift portion of perpendicular and of horizontal jar of perpendicular.

Preferably, the inside center department of energy storage jar is fixed with the axostylus axostyle, and coaxial the cup jointing has changeed the cover on the axostylus axostyle, and changes and be connected with the coil spring between cover and the axostylus axostyle, changes the cover lateral wall and is fixed with a plurality of blades along the circumference trend at equal intervals.

Preferably, the transverse cylinder and the vertical cylinder are connected with the energy storage cylinder in a tangent structure, and the diameter of the transverse cylinder and the diameter of the vertical cylinder are not larger than the radius of the energy storage cylinder.

Preferably, the collision part comprises a collision plate and a push rod fixed on the collision plate, one end of the push rod departing from the collision plate is fixed with a first piston rod, one end of the first piston rod departing from the push rod is fixed with a first piston block, and the first piston block is connected in the transverse cylinder in a sliding manner.

Preferably, the first spring is sleeved on the outer side of the first piston rod, and two ends of the first spring are respectively connected with the end part of the push rod and the end part of the transverse cylinder.

Preferably, the collision plate is formed by fixedly bonding a steel plate and a rubber pad, and the steel plate is fixedly connected with the push rod.

Preferably, a dovetail-shaped or T-shaped sliding groove is formed in the position, corresponding to the push rod, of the vehicle body, a sliding strip corresponding to the sliding groove is fixed on the push rod, and the push rod is connected with the sliding groove in a sliding mode through the sliding strip.

Preferably, the lifting part comprises a bottom plate and a push rod fixed on the bottom plate, one end of the push rod departing from the bottom plate is fixed with a second piston rod, one end of the second piston rod departing from the push rod is fixed with a second piston block, and the second piston block is connected in the vertical cylinder in a sliding manner.

Preferably, the second spring is sleeved on the outer side of the piston rod and located inside the vertical cylinder, and two ends of the second spring are respectively connected with the end face of the second piston block and the end portion of the vertical cylinder.

Preferably, a dovetail-shaped or T-shaped sliding groove is formed in the position, corresponding to the ejector rod, of the vehicle body, a sliding strip corresponding to the sliding groove is fixed on the ejector rod, and the ejector rod is connected with the sliding groove in the vehicle body in a sliding mode through the sliding strip.

Compared with the prior art, the invention has the beneficial effects that: when bumping, collision portion is energy transfer to energy conversion mechanism, energy conversion mechanism is energy transfer to lift portion, make the automobile body upwards promote, thereby convert the work that the promotion automobile body was done with energy conversion, greatly reduced energy transfer is to the injury of automobile body to the player, and at the in-process of energy transfer conversion, spring one, the wind spring, spring two all produce the effect that the energy storage can cushion, further improve the ability of moving away to avoid possible earthquakes of buffer portion, simultaneously after the collision, automobile body dead weight and spring one, the wind spring, the reset of spring two makes the automobile body descend and reset, and restore collision portion to the normal position, receive secondary collision, practical safety.

Drawings

FIG. 1 is a schematic cross-sectional view of the final assembly of the present invention;

FIG. 2 is a schematic diagram of the energy conversion mechanism of the present invention;

fig. 3 is a top view of the final assembly structure of the present invention.

In the figure: 1-a vehicle body; 2-a power conversion mechanism; 21-horizontal cylinder; 22-an energy storage cylinder; 23-erecting a cylinder; 3-a push rod; 31-a first piston rod; 32-piston block one; 33-a first spring; 4-a collision portion; 41-steel plate; 42-a rubber pad; 5-a top rod; 51-a second piston rod; 52-piston block two; 53-spring two; 6-a bottom plate; 7-a chute; 8-a slide bar; 9-shaft lever; 10-rotating the sleeve; 101-a blade; 11-coil spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a collision buffer gear for dodgem includes automobile body 1, be fixed with a plurality of buffers around the automobile body 1, the buffer includes a plurality of energy conversion mechanisms 2 of fixing on the automobile body 1 side by side, energy conversion mechanism 2 is the cylinder body structure of right angle shape, and inside is full of fluid, energy conversion mechanism 2 includes columniform energy storage jar 22, straight tubular horizontal cylinder 21 and perpendicular jar 23, and horizontal cylinder 21 and perpendicular jar 23 all communicate with energy storage jar 22, the horizontal and directional automobile body 1 outlying one end of horizontal cylinder 21 is connected the collision portion, perpendicular and directional ground one end of perpendicular and the directional lift portion of horizontal cylinder 21 of perpendicular jar 23.

In this embodiment, the inside center department of energy storage cylinder 22 is fixed with axostylus axostyle 9, and coaxial cup joint has changeed cover 10 on the axostylus axostyle 9, and is connected with wind spring 11 between changeing cover 10 and the axostylus axostyle 9, and the outer side wall of changeing cover 10 is fixed with a plurality of blades 101 along circumference trend equidistant, and horizontal cylinder 21 and perpendicular jar 23 all are tangent structural connection with energy storage cylinder 22, and the diameter of horizontal cylinder 21 and perpendicular jar 23 is not more than the radius of energy storage cylinder 22.

In this embodiment, the collision portion includes collision board 4 and push rod 3 fixed on collision board 4, the one end that push rod 3 deviates from collision board 4 is fixed with piston rod 31, and the one end that piston rod 31 deviates from push rod 3 is fixed with piston block 32, and piston block 32 sliding connection is in horizontal cylinder 21, spring 33 has been cup jointed on the piston rod 31 outside, and the tip of push rod 3 and the tip of horizontal cylinder 21 are connected respectively to the both ends of spring 33, collision board 4 comprises steel sheet 41 and rubber pad 42 bonding, rubber pad 42 plays the effect of making an uproar falls in the buffering, and the low price, long service life, steel sheet 41 fixed connection push rod 3, dovetail type or T type's spout 7 has been seted up to the position that corresponds push rod 3 on automobile body 1, be fixed with the draw runner 8 that corresponds with spout 7 on push rod 3, and push rod 3 passes through spout 7 sliding connection on draw runner 8 and the automobile body 1.

In this embodiment, the lifting part includes bottom plate 6 and fixes ejector pin 5 on bottom plate 6, the lower surface mounting of bottom plate 6 has the gyro wheel of ground connection, play and support the roll effect, the one end that ejector pin 5 deviates from bottom plate 6 is fixed with piston rod two 51, and piston rod two 51 deviates from one end of ejector pin 5 and is fixed with piston block two 52, and piston block two 52 sliding connection is in erecting jar 23, spring two 53 has been cup jointed in the piston rod two 51 outside, spring two 53 is located and erects jar 23 inside, and the terminal surface of piston block two 52 and the tip of erecting jar 23 are connected respectively to the both ends of spring two 53, dovetail or the spout 7 of T type have been seted up to the position that corresponds ejector pin 5 on automobile body 1, be fixed with the draw runner 8 that corresponds with spout 7 on ejector pin 5, and ejector pin 3 passes through draw runner 8 and the spout 7 sliding connection on.

In this embodiment, spout 7 and draw runner 8 mutually support, play the spacing effect of direction for collision portion and lift portion obtain stable operating condition when bumping.

The working principle of the invention is as follows: when collision occurs, the collision plate 4 is impacted to drive the push rod 3 and the piston rod I31 to move, the piston block I32 pushes oil in the transverse cylinder 21, and meanwhile, the spring I33 is extruded to enable the spring I33 to shorten for energy storage;

the first piston block 32 pushes oil in the transverse cylinder 21 to the interior of the vertical cylinder 23, so that energy is converted into internal energy of the oil, the internal energy of the oil is transmitted to the second piston block 52, the second piston block 52 pushes the second piston rod 51 and the ejector rod 5 to synchronously move downwards, the second piston block 53 is compressed and shortened by the second piston block 52, energy is stored, the second piston rod 51 and the ejector rod 5 push the bottom plate 6 to enable the vehicle body 1 to rise upwards, so that the energy is converted into work for lifting the vehicle body, the position of a player on the vehicle body 1 rises due to rising of the vehicle body 1, and damage of the energy transmitted to the vehicle body 1 to the player is greatly reduced;

after collision is finished, the dead weight of the vehicle body 1 and a player exerts force on the bottom plate 6, the bottom plate 6 exerts upward force on the second piston block 52 through the second piston rod 51 and the ejector rod 5, so that the second piston block 52 pushes oil in the vertical cylinder 23, and thrust is exerted on the first piston block 32 through the oil, so that the first piston block 32 pushes the first piston rod 31, the push rod 3 and the collision plate 4 to reset;

during the reset process of the collision plate 4, the energy stored in the first spring 33 and the second spring 53 is released and lengthened and is also restored to the original position, and the collision plate is ready to receive the second collision, so that the collision plate is practical and safe.

In this embodiment, in the process of energy transfer conversion, the inside fluid of energy storage cylinder 22 is at the flow in-process, do work to the runner 10 through blade 101 and drive runner 10 and rotate, the rotation of runner 10 makes the energy storage of coil spring 11, can play the effect of buffering on the one hand, further improve shock-absorbing capacity, the internal energy of on the other hand fluid does work to coil spring 11, the temperature of fluid has been reduced, the life of energy conversion structure 2 is prolonged, in the collision end reset process, the coil spring 11 of energy storage drives runner 10 and rotates, help the quick reset of collision board 4, avoid collision board 4 not yet to reach and reset and take place the secondary collision promptly, the shock-absorbing capacity of buffer portion weakens greatly this moment, increase the injury to the player.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A crash cushion mechanism for a bumper car, comprising a car body (1), a plurality of cushion portions fixed around the car body (1), the cushion portions including a plurality of energy conversion mechanisms (2) fixed side by side on the car body (1), characterized in that: energy conversion mechanism (2) are the cylinder body structure of right angle shape, and inside is full of fluid, energy conversion mechanism (2) include columniform energy storage jar (22), straight tubular horizontal cylinder (21) and perpendicular jar (23), and horizontal cylinder (21) and perpendicular jar (23) all communicate with energy storage jar (22), the collision portion is connected to horizontal and directional automobile body (1) outlying one end of horizontal cylinder (21), perpendicular and directional ground one end connection lifting unit of perpendicular and directional jar (21) of perpendicular jar (23).

2. A crash cushion mechanism for a bumper car according to claim 1, wherein: the energy storage cylinder (22) is fixed with axostylus axostyle (9) in inside center department, coaxial cup jointing has changeed cover (10) on axostylus axostyle (9), and changes and be connected with wind spring (11) between cover (10) and axostylus axostyle (9), it is fixed with a plurality of blades (101) to change cover (10) lateral wall along circumference trend equidistant.

3. A crash cushion mechanism for a bumper car according to claim 2, wherein: the transverse cylinder (21) and the vertical cylinder (23) are connected with the energy storage cylinder (22) in a tangent structure, and the diameter of the transverse cylinder (21) and the diameter of the vertical cylinder (23) are not larger than the radius of the energy storage cylinder (22).

4. A crash cushion mechanism for a bumper car according to claim 3, wherein: the collision part comprises a collision plate (4) and a push rod (3) fixed on the collision plate (4), one end, deviating from the collision plate (4), of the push rod (3) is fixed with a first piston rod (31), one end, deviating from the push rod (3), of the first piston rod (31) is fixed with a first piston block (32), and the first piston block (32) is connected in the transverse cylinder (21) in a sliding mode.

5. A crash cushion mechanism for a bumper car according to claim 4, wherein: and a first spring (33) is sleeved on the outer side of the first piston rod (31), and two ends of the first spring (33) are respectively connected with the end part of the push rod (3) and the end part of the transverse cylinder (21).

6. A crash cushion mechanism for a bumper car according to claim 5, wherein: the collision plate (4) is formed by fixedly bonding a steel plate (41) and a rubber pad (42), and the steel plate (41) is fixedly connected with the push rod (3).

7. A crash cushion mechanism for a bumper car according to claim 6, wherein: the automobile body (1) is provided with a dovetail-shaped or T-shaped sliding groove (7) corresponding to the push rod (3), a sliding strip (8) corresponding to the sliding groove (7) is fixed on the push rod (3), and the push rod (3) is connected with the sliding groove (7) on the automobile body (1) in a sliding mode through the sliding strip (8).

8. A crash cushion mechanism for a bumper car according to claim 3, wherein: the lifting part comprises a bottom plate (6) and an ejector rod (5) fixed on the bottom plate (6), wherein one end of the ejector rod (5) departing from the bottom plate (6) is fixed with a second piston rod (51), one end of the second piston rod (51) departing from the ejector rod (5) is fixed with a second piston block (52), and the second piston block (52) is slidably connected in the vertical cylinder (23).

9. A crash cushion mechanism for a bumper car according to claim 8, wherein: and a second spring (53) is sleeved on the outer side of the second piston rod (51), the second spring (53) is positioned inside the vertical cylinder (23), and two ends of the second spring (53) are respectively connected with the end surface of the second piston block (52) and the end part of the vertical cylinder (23).

10. A crash cushion mechanism for a bumper car according to claim 9, wherein: the automobile body (1) is provided with a dovetail-shaped or T-shaped sliding groove (7) corresponding to the ejector rod (5), a sliding strip (8) corresponding to the sliding groove (7) is fixed on the ejector rod (5), and the ejector rod (3) is connected with the sliding groove (7) on the automobile body (1) in a sliding mode through the sliding strip (8).