CN215115177U - Simulation vehicle - Google Patents

Abstract

The utility model discloses a simulation vehicle, which comprises a vehicle body, a support frame, wheels and a vehicle cover; the vehicle body is of a frame structure and comprises eight vertexes, and each vertex corresponds to one telescopic rod group; each telescopic rod group comprises a transverse telescopic rod, a longitudinal telescopic rod and a vertical telescopic rod which are connected through a right-angle three-way connecting piece; the supporting frame comprises a supporting beam and four supporting beam telescopic rods, wherein two ends of the supporting beam are respectively provided with an inclined four-way connecting piece; each inclined four-way connecting piece is provided with two upward axisymmetric connecting ports; two upward connecting ports of each inclined four-way connecting piece are respectively inserted with a supporting beam telescopic rod; the vehicle body and the outside of the support frame are covered with a vehicle cover; the bottom of the vehicle body is provided with a plurality of wheels. The utility model discloses because nimble convenient to use telescopic link and the connecting piece of being convenient for equipment can reduce the space that the simulation car occupy when the transport to the assembly operation of conveniently accomplishing the simulation car fast can satisfy the demand that the barrier test was kept away to the autopilot vehicle well.

Description

Simulation vehicle

Technical Field

The utility model relates to a simulation car technical field especially relates to a simulation car.

Background

With the development of science and technology, artificial intelligence technology is gradually applied. The automatic driving vehicle is gradually seen by people along with the technological progress, and the prior organization is applied to the fields of personnel carrying, logistics, environmental sanitation, security and the like.

In order to guarantee the function and the safety of the application technology. A large number of trial and error experiments are required for a particular scenario, such as: a scenario where an autonomous vehicle meets other vehicles. There is a need to provide a dummy vehicle for an autonomous vehicle to participate in a test that can meet the test requirements.

Most of the existing simulation vehicles for obstacle avoidance tests are inflatable simulation vehicles. The inflatable simulation vehicle is characterized in that PVC (PolyVinyl Chloride) is sewn into a vehicle model with a mesh fabric, an alternating current blower is needed to inflate the vehicle model for 20 minutes before the vehicle model is used, and then the inflated simulation vehicle is transported to each test site. After the test is completed, after the air of the simulation car is pumped out by using the air blower, the simulation car is folded into a bag, and the whole operation process at least needs 2 operators and has requirements on the strength of the operators.

At present, the simulation vehicle for simulating the vehicle in the market to carry out obstacle avoidance test mainly has the following problems:

1. the volume is big weight, and it is 1 cubic meter also to have not inflated state, and this often needs another car to assist the transportation, reaches the destination point after, also needs 2 at least people to carry, this greatly increased the test cost.

2. The conditions of use are limited due to the need for aeration. The use of a standard AC blower also requires 20 minutes and the inflation process is noisy. If a hand-held blower with a self-contained battery is used, the air inflation time is too long due to too low power, and the air exhaust and recycling bag also needs to consume electricity, which is often required to be equipped with the blower.

3. Arrange in the test field inconveniently, inflatable simulation car removes inconveniently, needs 2 people at least transport, after using a period, makes the automobile body soft because the air is not enough easily, and the vehicle still can cause the damage of device because of rubbing ground in 2 people's transports.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical defect that current simulation car exists, provide the simulation car of an easily installation, transport.

The utility model provides a simulation vehicle, which comprises a vehicle body, a support frame, wheels and a vehicle cover;

the vehicle body is of a frame structure and comprises eight vertexes, and each vertex corresponds to one telescopic rod group; each telescopic rod group comprises a transverse telescopic rod, a longitudinal telescopic rod and a vertical telescopic rod which are connected through a right-angle three-way connecting piece;

any two transverse telescopic rods at the top of the vehicle body, which are used for forming two vertexes of the long side of the vehicle body, are connected through a right-angle four-way connecting piece; any two transverse telescopic rods at the bottom of the vehicle body, which are used for forming two vertexes of the long side of the vehicle body, are connected through a right-angle four-way connecting piece; the four vertexes of the bottom of the vehicle body are respectively provided with a first fixing piece for fixing the vehicle cover;

the supporting frame comprises a supporting beam and four supporting beam telescopic rods, wherein two ends of the supporting beam are respectively provided with an inclined four-way connecting piece; each inclined four-way connecting piece is provided with two upward axisymmetric connecting ports; the two upward connecting ports of each inclined four-way connecting piece are respectively inserted with a supporting beam telescopic rod, and the other end of each supporting beam telescopic rod is provided with a second fixing piece for fixing the car cover; a connector which is not spliced with things in the inclined four-way connecting piece is spliced with the right-angle four-way connecting piece at the top of the vehicle body;

wherein, the vehicle body and the outside of the supporting frame are covered with a vehicle cover;

four corners of the bottom of the car cover are respectively provided with a fixing accessory for fixing the car cover on the car body; the four corners of the top of the car cover are provided with fixing accessories for fixing the car cover on the supporting beam telescopic rods;

the bottom of the vehicle body is provided with a plurality of wheels.

Preferably, the maximum telescopic length of the transverse telescopic rod is the same as that of the longitudinal telescopic rod; the maximum telescopic length of the vertical telescopic rod is smaller than that of the longitudinal telescopic rod.

Preferably, the fixing accessory is a rope, and the second fixing piece is a spherical cap.

Preferably, one end of each spherical cap has a telescopic rod insertion hole for inserting one end of a telescopic rod of a support beam.

Preferably, the fixing fitting is a buckle, and the second fixing piece is a bayonet lock.

Preferably, the wheels are casters with brakes.

Preferably, the material of the universal caster is polyurethane.

Preferably, the transverse telescopic rod, the longitudinal telescopic rod and the vertical telescopic rod of the vehicle body are made of aluminum alloy materials; and/or the supporting beam telescopic rod is made of an aluminum alloy material.

Preferably, each right-angle three-way connecting piece is further fixedly connected with a transverse telescopic rod, a longitudinal telescopic rod and a vertical telescopic rod through screws respectively.

Preferably, each right-angle four-way connecting piece is further fixedly connected with the transverse telescopic rod, the vertical telescopic rod and the inclined four-way connecting piece connecting port through screws respectively.

The utility model provides a simulation vehicle, the pole that is used for constructing the automobile body is the telescopic link that has flexible function, and pass through the right angle tee junction spare between the telescopic link, simple structure, easily installation and do not account for a large amount of spaces; and be provided with a plurality of wheels below the automobile body, this emulation car can promote the walking, easily carries, reduces the transport personnel. And the existing simulation vehicle does not need to be inflated and abandoned by a blower, so that the construction is simpler and more efficient, the requirement of the obstacle avoidance test of the automatic driving vehicle can be well met, and the practical significance is great.

Drawings

Fig. 1 is a schematic view of the overall structure of the simulation vehicle provided by the present invention;

fig. 2a is a schematic structural diagram of a vehicle body and a support frame mounted thereon in the simulation vehicle provided by the present invention;

fig. 2b is an enlarged schematic view of a structure of a right-angle four-way connection member provided on a vehicle body of the simulation vehicle of the present invention;

fig. 2c is an enlarged schematic view of a structure of a right-angle three-way connection piece provided on the body of the simulation vehicle according to the present invention;

fig. 2d is an enlarged schematic view of the structure of the wheels of the vehicle body in the simulation vehicle provided by the present invention;

fig. 3a is an enlarged schematic structural view of a supporting frame in the simulation vehicle provided by the present invention;

fig. 3b is an enlarged schematic structural view of the second fixing member mounted on the supporting frame of the simulation vehicle provided by the present invention, when the second fixing member is a spherical cap;

fig. 3c is an enlarged schematic structural view of a supporting beam right-angle four-way connection member mounted on the supporting frame in the simulation vehicle provided by the present invention;

fig. 4 is a schematic structural view of a car cover in a simulation car provided by the present invention;

in the figures, 100 is a car body, 200 is a supporting frame, and 300 is a car cover;

101 is a transverse telescopic rod, 102 is a longitudinal telescopic rod, and 2 is a vertical telescopic rod;

3 is a right-angle four-way connecting piece, 4 is a right-angle three-way connecting piece, and 5 is a wheel;

the support beam is a support beam telescopic rod 6, the inclined four-way connecting piece 7, the second fixing piece 8, the telescopic rod inserting hole 80, the support beam 9 and the fixing accessory 10.

Detailed Description

In order to make the technical means of the present invention easier to understand, the present application will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the present application are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that in the description of the present application, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In addition, it should be noted that, in the description of the present application, unless otherwise explicitly specified and limited, the term "mounted" and the like should be interpreted broadly, and may be, for example, either fixedly mounted or detachably mounted.

The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.

Referring to fig. 1 to 4, the utility model provides a simulation vehicle, which comprises a vehicle body 100, a support frame 200, wheels 5 and a vehicle cover 300;

the vehicle body 100 is of a frame structure and comprises eight vertexes, and each vertex corresponds to one telescopic rod group; each telescopic rod group comprises a transverse telescopic rod 101, a longitudinal telescopic rod 102 and a vertical telescopic rod 2 which are connected through a right-angle three-way connecting piece 4;

any two transverse telescopic rods 101 at the top of the vehicle body 100, which are used for forming two vertexes of the long side of the vehicle body, are connected through a right-angle four-way connecting piece 3;

any two transverse telescopic rods 101 at the bottom of the vehicle body 100, which are used for forming two vertexes of the long side of the vehicle body, are connected through a right-angle four-way connecting piece 3; four vertexes of the bottom of the vehicle body are respectively provided with a first fixing piece for fixing the vehicle cover 300;

the supporting frame 200 comprises a supporting beam 9 and four supporting beam telescopic rods 6, wherein two ends of the supporting beam are respectively provided with an inclined four-way connecting piece 7;

each inclined four-way connecting piece 7 is provided with two upward axisymmetric connecting ports;

two upward connecting ports of each inclined four-way connecting piece 7 are respectively inserted with a supporting beam telescopic rod 6, and the other end of each supporting beam telescopic rod 6 is provided with a second fixing piece 8 for fixing the car clothes; a connector of the inclined four-way connecting piece 7, which is not inserted with things, is inserted with the right-angle four-way connecting piece 3 at the top of the vehicle body 100;

wherein, the vehicle body 100 and the outside of the supporting frame 200 are covered with a vehicle cover 300;

four corners of the bottom of the car cover 300 are respectively provided with fixing fittings 10 for fixing the car cover on the car body 100; the four corners of the top of the car cover 300 are provided with fixing accessories 10 for fixing the car cover on the supporting beam telescopic rod 6;

the bottom of the vehicle body 100 is provided with a plurality of wheels 5.

In the present invention, in particular, the shape of the vehicle body 100 is not limited to the rectangular parallelepiped shape shown in fig. 1 and 2, but may be a square shape or other vehicle body shapes, and the present invention is not limited thereto.

The utility model discloses in, horizontal telescopic link 101, vertical telescopic link 102 and perpendicular telescopic link 2 can be the straight bar form, also can have the shape of certain crooked radian, the utility model discloses do not do the strict limitation.

The utility model discloses in, on specifically realizing, the shape of telescopic links such as horizontal telescopic link 101, vertical telescopic link 102 and perpendicular telescopic link 2 can be as the circular tubulose shown in figure 2, also can be square tubulose, can also be other geometric shape tubuloses, and this application does not do the strict limitation.

It should be noted that the telescopic rods, such as the transverse telescopic rod 101, the longitudinal telescopic rod 102, and the vertical telescopic rod 2, all include two sections of connecting portions that are clamped to each other, and the structure of the telescopic rod is a conventional structure, which is not described herein again.

The utility model discloses in, on specifically realizing, to every oblique cross connection spare 7, two connectors up that it has, two connectors up constitute "V" font shape, and the contained angle of two connectors up can be for the angle value of presetting, and technical personnel in the field can set up according to actual demand is nimble angle value, and this application is not strictly injectd. For example, it may be between 30 ° and 150 °. In a preferred embodiment, the two upwardly facing connection ports are angled at 60 ° and the two upwardly facing connection ports are each angled at 60 ° from the horizontal.

In the present invention, in a specific embodiment, the first fixing member may be a hollowed metal button, and correspondingly, the fixing accessory on the car cover 300 may be a rope (sewn or tied on the car cover); the rope can be bound on the hollowed metal buckle; the shape of the metal button can be circular, semicircular, oval, triangular and the like, and the application is not limited strictly.

In one alternative embodiment, the first fixing member may be a bayonet, and correspondingly, the fixing member on the car cover is a snap, and the snap can be engaged with the bayonet. Or, in another alternative embodiment, the first fixing piece is a bayonet, and the fixing accessory on the car cover is a bayonet. Of course, other connecting modes can be adopted for connecting the automobile body bottom and the automobile clothes.

In the present invention, in an optional embodiment, in order to make the model of the simulation vehicle closer to the simulation vehicle, the maximum extension length of the transverse extension rod 101 is the same as the maximum extension length of the longitudinal extension rod 102; the maximum extension length of the vertical telescopic rod 2 is less than that of the longitudinal telescopic rod 102. Of course, the size of the transverse telescopic rod 101, the longitudinal telescopic rod 102 and the vertical telescopic rod 2 can be flexibly set by those skilled in the art according to actual requirements, and the application is not strictly limited.

In an alternative embodiment, the fixing member 10 may be a rope, and the second fixing member 8 may be a spherical cap, as shown in fig. 3 b. The shape of the spherical cap is not limited to the spherical shape shown in fig. 3b, but may be other shapes, such as a disk shape, a mushroom shape, a truncated cone shape, a cylindrical shape, and the like, and is not limited to the spherical shape.

In an alternative embodiment, as shown in fig. 3b, one end of each spherical cap has a telescopic rod insertion hole 80 for inserting one end of the telescopic rod 6 of the support beam.

The utility model discloses in, in the concrete realization, fixed part 10 can be the buckle, second mounting 8 can be the bayonet lock. When the fixing member 10 may be a snap, the fixing member 10 is located inside four corners of the top of the car cover 300.

In the present invention, in an alternative embodiment, in order to facilitate the transportation of the vehicle and improve the flexibility and safety of the vehicle, the wheels 5 are casters with brakes, and of course, other types of wheels, such as directional wheels, can be used according to the needs of the user. The shape and type of the wheel is not strictly limited by the present application.

In a preferred embodiment, the material of the wheel in the present novel embodiment can be polyurethane to improve the shock absorbing performance and reduce noise.

In a preferred embodiment, the caster wheel is preferably 5 inches in size, and 5 inches in height can pass through most road speed bumps without exposing the vehicle to high winds.

In the present invention, in particular, in implementation, the wheel 5, as shown in fig. 2a, is preferably: the four-way connecting piece 3 at four corners of the bottom of the car cover 300 or the three-way connecting piece 4 at the bottom of the car cover 300 are connected in advance through fixed connection modes such as welding, so that the rapid installation of simulation cars such as the outdoor can be realized, and the installation efficiency of the whole car is improved. Of course, the wheels 5 may be mounted at other positions of the underbody as long as the balance support of the underbody can be ensured. The wheels 5 can also be mounted on the vehicle body in a hanging manner. The wheel can be fastened on the vehicle body in a screw fastening mode, and the installation mode and the position of the wheel on the vehicle body are not strictly limited.

In some preferred embodiments, in order to reduce the weight of the simulation vehicle and improve the lightweight and better strength and rigidity, the transverse telescopic rods 101 and/or the longitudinal telescopic rods 102 and/or the vertical telescopic rods 2 and/or the support beam telescopic rods 6 of the vehicle body 100 are made of aluminum alloy.

Of course, the transverse expansion link 101 and/or the longitudinal expansion link 102 and/or the vertical expansion link 2 and/or the support beam expansion link 6 may also be made of plastic. The material of the transverse telescopic rod 101, the longitudinal telescopic rod 102, the vertical telescopic rod 2 and the supporting beam telescopic rod 6 is not strictly limited in the present application.

In some preferred embodiments, in order to avoid the connecting piece to rust easily for a long time, the embodiment of the present invention provides that the right-angle four-way connecting piece 3, the right-angle three-way connecting piece 4 and the oblique four-way connecting piece 7 can be made of stainless steel.

In some preferred embodiments, to enhance the fastening and stability of the connection, each of the right-angle three-way connectors 4 is further fixedly connected to the transverse telescopic rod 101, the longitudinal telescopic rod 102 and the vertical telescopic rod 2 by screws. Specifically, screws can be screwed into the through holes at the inserting positions of the right-angle three-way connecting piece 4 and the corresponding positions of the transverse and transverse telescopic rods 101, the longitudinal telescopic rods 102 and the vertical telescopic rods 2.

The utility model discloses in, on specifically realizing, every right angle cross connection piece 3 further through the connector of screw difference fixed connection horizontal telescopic link 101, perpendicular telescopic link 2 and oblique cross connection piece 7. Specifically, screws can be screwed into the through holes at the splicing positions of the right-angle four-way connecting piece 3 and the corresponding positions of the transverse telescopic rod 101, the vertical telescopic rod 2 and the inclined four-way connecting piece 7.

The utility model discloses in, on specifically realizing, horizontal telescopic link 101 and vertical telescopic link 102 are placed for the level, and are parallel with ground.

In the present invention, in some preferred embodiments, as shown in fig. 4, the car cover 300 can be made of oxford cloth, which is waterproof, wear-resistant and light. Different ground colors and coatings can be customized according to test requirements.

Compared with the prior art, the utility model provides a simulation car has following beneficial effect:

1. the utility model uses a large number of telescopic rods and connecting pieces, is convenient to contract, can effectively reduce occupied space, and can be quickly arranged and unfolded, namely, the assembly operation can be conveniently, quickly and reliably completed;

2. the utility model discloses can let the emulation car have more lightly easily to carry, more conveniently arrange and use. The telescopic rod made of the aluminum alloy material enables the simulation vehicle to be lighter, smaller and firmer;

3. the utility model has low material cost, less needed matching personnel and greatly reduced consumption of testing resources;

4. the utility model can be fixed through fixing accessories such as ropes and buckles, and the material of the car cover can be conveniently and rapidly changed according to the test requirement;

5. the wheels at the bottom of the vehicle body of the utility model can more conveniently change scenes in a test field; the wheels are preferably polyurethane casters with 5-inch brakes, the polyurethane casters have the silencing and damping functions, and the 5-inch height of the wheels can pass through deceleration strips of most roads without causing the vehicles to be influenced by strong wind due to overhigh height.

To sum up, compare with prior art, the utility model provides a pair of simulation car, its structural design science, because nimble convenient to use telescopic link and the connecting piece of being convenient for assemble not only effectively reduce the space that simulation car occupy when the transport (only need a staff can carry even), can conveniently accomplish the assembly operation of simulation car fast moreover, can satisfy the demand that autopilot vehicle kept away the barrier test well, have great practical meaning.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The simulation vehicle is characterized by comprising a vehicle body (100), a support frame (200), wheels (5) and a vehicle cover (300);

the vehicle body (100) is of a frame structure and comprises eight vertexes, and each vertex corresponds to one telescopic rod group; each telescopic rod group comprises a transverse telescopic rod (101), a longitudinal telescopic rod (102) and a vertical telescopic rod (2) which are connected through a right-angle three-way connecting piece (4);

any two transverse telescopic rods (101) which are used for forming two vertexes of the long side of the vehicle body are arranged at the top of the vehicle body (100) and connected through a right-angle four-way connecting piece (3); any two transverse telescopic rods (101) at the bottom of the vehicle body (100) for forming two vertexes of the long side of the vehicle body are connected through a right-angle four-way connecting piece (3); the four vertexes of the bottom of the vehicle body are respectively provided with a first fixing piece for fixing the vehicle cover;

the supporting frame (200) comprises a supporting beam (9) and four supporting beam telescopic rods (6), wherein two ends of the supporting beam (9) are respectively provided with an inclined four-way connecting piece (7); each inclined four-way connecting piece (7) is provided with two upward axisymmetric connecting ports; two upward connecting ports of each inclined four-way connecting piece (7) are respectively inserted with a supporting beam telescopic rod (6), and the other end of each supporting beam telescopic rod (6) is provided with a second fixing piece (8) for fixing the car cover; a connecting port of the inclined four-way connecting piece (7) which is not spliced with things is spliced with the right-angle four-way connecting piece (3) at the top of the vehicle body (100);

wherein, the vehicle body (100) and the outside of the support frame (200) are covered with a vehicle coat (300);

four corners of the bottom of the car cover (300) are respectively provided with fixing accessories (10) for fixing the car cover on the car body (100); four corners of the top of the car cover (300) are provided with fixing accessories (10) for fixing the car cover on the supporting beam telescopic rod (6);

a plurality of wheels (5) are provided on the bottom of the vehicle body (100).

2. The simulation vehicle according to claim 1, characterized in that the maximum telescopic length of the transverse telescopic bar (101) is the same as the maximum telescopic length of the longitudinal telescopic bar (102);

the maximum telescopic length of the vertical telescopic rod (2) is less than that of the longitudinal telescopic rod (102).

3. The simulation vehicle according to claim 1, wherein the fixing fitting (10) is a rope and the second fixing member (8) is a spherical cap.

4. The simulation vehicle as claimed in claim 3, wherein each of the spherical caps has a telescopic rod insertion hole (80) at one end thereof for receiving one end of the telescopic rod (6) of the support beam.

5. The simulation vehicle according to claim 1, characterized in that the fastening fitting (10) is a snap and the second fastening element (8) is a bayonet lock.

6. Simulation vehicle according to claim 1, characterized in that the wheels (5) are castors with brakes.

7. The simulation vehicle of claim 6, wherein the caster wheels are made of polyurethane.

8. The simulation vehicle according to any one of claims 1 to 7, wherein the transverse expansion link (101), the longitudinal expansion link (102) and the vertical expansion link (2) of the vehicle body (100) are made of aluminum alloy; and/or the supporting beam telescopic rod (6) is made of an aluminum alloy material.

9. The simulation vehicle according to any one of claims 1 to 7, wherein each right-angle three-way connecting piece (4) is further fixedly connected with the transverse telescopic rod (101), the longitudinal telescopic rod (102) and the vertical telescopic rod (2) through screws.

10. The simulation vehicle according to any one of claims 1 to 7, wherein each right-angle four-way connecting piece (3) is further fixedly connected with a transverse telescopic rod (101), a vertical telescopic rod (2) and a connecting port of the inclined four-way connecting piece (7) through screws.

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