CN113945396B - Road intrusion device and road intrusion assembly for automatic driving automobile test - Google Patents
Road intrusion device and road intrusion assembly for automatic driving automobile test Download PDFInfo
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- CN113945396B CN113945396B CN202111403075.0A CN202111403075A CN113945396B CN 113945396 B CN113945396 B CN 113945396B CN 202111403075 A CN202111403075 A CN 202111403075A CN 113945396 B CN113945396 B CN 113945396B
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- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a road intrusion device for an automatic driving automobile test, which comprises: the top of the base is provided with a hinged support, an arc-shaped guide groove taking the hinged support as a center and a spring with one fixed end; the tail part of the telescopic mechanism is horizontally and rotatably connected with the hinged support and is provided with a guide shaft matched with the guide groove, and the telescopic mechanism is fixedly connected with the other end of the spring; the elastic telescopic cloth and the pair of swing cylinders are arranged and positioned at two ends of the elastic telescopic cloth, the pair of swing cylinders are arranged on two sides of the base by taking the telescopic mechanism as a boundary line in a swinging mode, one swing cylinder is positioned in front of a fixed point of the spring and the base, and the rest swing cylinder is positioned behind the free end of the guide groove; and the clamping mechanism is vertically arranged at the front end of the telescopic mechanism and is provided with a crack for the elastic telescopic cloth to pass through. A road intrusion assembly. The invention has the advantages of intrusiveness and buffering, avoids strong impact with vehicles, and can effectively detect the obstacle avoidance capability of the unmanned vehicle on the intruding roadblock.
Description
Technical Field
The invention relates to the technical field of automatic driving automobile test equipment. More particularly, the present invention relates to a road intrusion device and a road intrusion assembly for an auto-drive automobile test.
Background
A high-grade unmanned automobile is one of intelligent automobiles, the aim of unmanned driving is realized mainly by an intelligent driving instrument which is arranged in the automobile and mainly comprises a computer system, the automatic driving automobile needs to be subjected to driving performance test before getting on the road, and roadblocks are placed on a roadbed surface to be subjected to performance test. The existing roadblock is generally a fixed roadblock and has the following problems:
1. the roadblock has no intrusiveness, and the obstacle avoidance capability of the unmanned automobile on the intruding roadblock cannot be effectively detected;
2: when the roadblock is impacted by a vehicle, a larger impact force is generated between the roadblock and the vehicle, and then the roadblock and the vehicle are damaged in different degrees.
Therefore, the problem that the design of a flexible intrusion component with quick response, small impact loss and the intrusion device which can simulate the driving emergency on the road by combining a plurality of devices is urgently needed to be solved at present.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a road intrusion device for the test of the automatic driving automobile, which has intrusion property and can effectively detect the obstacle avoidance capability of the unmanned automobile on the road intrusion; the buffer device has buffer performance, avoids strong impact between the intrusion device and a vehicle, and prolongs the service life of the whole equipment.
It is a further object of the present invention to provide a road intrusion assembly that is capable of combined detection of driverless vehicle driving emergencies.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a road intrusion apparatus for an automatic driving vehicle test, including: the top of the base is provided with a hinged support, an arc-shaped guide groove taking the hinged support as a center and a spring with one fixed end;
the tail part of the telescopic mechanism is horizontally and rotatably connected with the hinged support and is provided with a guide shaft matched with the guide groove, the telescopic mechanism is fixedly connected with the other end of the spring, when the guide shaft is abutted against one end of the guide groove close to the spring, the spring is in a stretching state, and the spring and the guide groove are respectively arranged on two sides of the telescopic mechanism;
the elastic telescopic cloth and the pair of swing cylinders are arranged and positioned at two ends of the elastic telescopic cloth, the pair of swing cylinders are arranged on two sides of the base by taking the telescopic mechanism as a boundary line in a swinging mode, one swing cylinder is positioned in front of a fixed point of the spring and the base, and the rest swing cylinder is positioned behind the free end of the guide groove;
and the clamping mechanism is vertically arranged at the front end of the telescopic mechanism and is provided with a crack for the elastic telescopic cloth to pass through.
Preferably, the base includes L shape base plate, locates the backup pad on L shape base plate top, locates the backup pad and keeps away from the extension board in L shape base plate one side middle part, wherein, the backup pad is T shape with the extension board, the one end that the backup pad was kept away from to the extension board is located to the free bearing, arcuation guide way, spring are located in the backup pad, wherein, work as the guiding axle with when the one end butt that the guide way is close to the spring, telescopic machanism is located on the extension board.
Preferably, the telescopic mechanism comprises a gas tank, a linear cylinder connected with the gas tank through a gas pipe and an electromagnetic control valve used for controlling the motion direction of the linear cylinder, wherein the gas tank is arranged on the vertical inner side of the L-shaped substrate, and a cylinder magnetic suction switch is arranged on the linear cylinder.
Preferably, the elastic telescopic cloth comprises elastic cloth and two round rods fixed at two ends of the elastic cloth;
the swing cylinder comprises a cylinder with a groove body for accommodating the round rod and a flange cover plate arranged at the upper end of the cylinder for plugging the opening at the upper end of the groove body, wherein the peripheral side surface of the cylinder is communicated with the groove body to form a channel through which the telescopic cloth penetrates out sometimes.
Preferably, a pair of round sleeves are arranged on the base and matched with each swinging cylinder pair at intervals up and down, a pair of L-shaped rods are arranged on the outer peripheral side of each cylinder, and vertical rods of the pair of L-shaped rods are rotatably inserted into the pair of round sleeves along the direction of departing from each other.
Preferably, the method further comprises the following steps:
the guide frame is matched with the swing cylinder positioned behind the free end of the guide groove, and comprises an extension support plate fixedly arranged at the top end of the corresponding swing cylinder and a pair of deviation preventing rollers fixedly arranged below the free end of the extension support plate, wherein the elastic cloth passes through the pair of deviation preventing rollers;
the rotary drum is rotatably arranged on the base and is positioned in front of the corresponding swing drum, and when the elastic cloth is abutted against the outer side surface of the rotary drum, the rotary drum is matched with a pair of deviation prevention rollers to enable the elastic cloth to pass through the base smoothly and the base is positioned at the corner corresponding to the front end of the swing drum.
Preferably, the clamping mechanism includes:
the clamping seat is in a vertical strip shape, a semi-cylinder is arranged on the outer side surface of the clamping seat, and the corners of the outer side of the clamping seat, which are positioned on two sides of the semi-cylinder, are both provided with arc chamfers;
the clamping plate is a rectangular frame body and is provided with a rectangular long hole matched with the semi-cylinder, wherein two ends of the clamping plate are clamped with two ends of the clamping seat, so that a crack for the elastic telescopic cloth to penetrate is formed between the clamping seat and the clamping plate.
Preferably, the upper end and the lower end of the clamping seat are symmetrically provided with U-shaped fasteners, and the upper end and the lower end of the clamping plate are provided with rectangular clamping grooves in clamping fit with the U-shaped fasteners.
Preferably, a storage box is fixed on the horizontal top surface of the L-shaped base plate, and a balancing weight is placed in the storage box.
The utility model provides a road intrusion assembly, includes that a plurality of autopilot are with road intrusion device, a plurality of autopilot are with road intrusion device and are laid in the both sides of vehicle direction of travel, and the autopilot of every side is with road intrusion device interval and is laid, wherein to the vehicle direction of travel is the positive direction, arcuation guide slot is located the front side of autopilot is with road intrusion device.
The invention at least comprises the following beneficial effects:
the method has the advantages that firstly, the method has the intrusion property, and can effectively detect the obstacle avoidance capability of an unmanned automobile on an intrusion roadblock; have the cushioning nature, reduce the loss, it is convenient to maintain, improves the life of whole equipment, and further, the leading truck makes the leading truck and the setting of a pendulum section of thick bamboo swing in step with the rotary drum cooperation for the flexible cloth that stretches out and draws back turns to of corresponding front end corner to and the driven direction when being strikeed, the flexible steady of guarantee flexible cloth.
Second, road intrusion group pricing is intrusion in a combined manner for vehicle performance testing under various conditions.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a road intrusion device for an auto-drive vehicle test according to one embodiment of the present invention;
fig. 2 is a top view of a road intrusion device for an auto-drive test according to one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a base according to one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a telescoping mechanism and a clamping mechanism according to one embodiment of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
fig. 6 is a schematic structural diagram of the card socket according to one embodiment of the present invention;
fig. 7 is a schematic structural view of the elastic telescopic cloth according to one embodiment of the present invention;
FIG. 8 is a schematic structural view of a cylinder according to one embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a flange cover plate according to one embodiment of the present invention;
fig. 10 is a schematic structural view of a guide frame according to one embodiment of the present invention;
fig. 11 is a schematic structural diagram of a road intrusion assembly according to one embodiment of the present invention;
fig. 12 is a schematic structural diagram of a road intrusion assembly according to one embodiment of the present invention.
The reference numerals are specifically: 1-base 1, 2-gas tank 2, 3-telescoping mechanism, 4-elastic telescoping cloth, 5-swinging cylinder, 6-electromagnetic control valve, 7-spring, 8-rotating cylinder, 9-guide frame, 10-cylinder magnetic switch, 11-L-shaped base plate, 12-support plate, 13-extension plate, 14-hinged support, 15-circular ring, 16-arc guide groove, 17-storage box, 18-counterweight block, 31-linear cylinder, 32-clamping seat, 33-clamping plate, 34-U-shaped fastener, 35-semi-cylinder, 36-guide shaft, 41-elastic cloth, 42-circular rod, 51-cylinder, 52-flange cover plate, 53-circular groove, 54-groove channel, 91-flange plate, 92-anti-bias roller, 93-extension plate.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 3, the present invention provides a road intrusion apparatus for an auto-drive automobile test, comprising:
a base 1 having a hinge base 14, an arc-shaped guide groove 16 centering on the hinge base 14, and a spring 7 fixed at one end;
the tail part of the telescopic mechanism 3 is horizontally and rotatably connected with the hinged support 14 and is provided with a guide shaft 36 matched with the guide groove, the telescopic mechanism 3 is fixedly connected with the other end of the spring 7, when the guide shaft 36 is abutted against one end of the guide groove close to the spring 7, the spring 7 is in a stretching state, and the spring 7 and the guide groove are respectively arranged on two sides of the telescopic mechanism 3;
the elastic telescopic cloth 4 and the pair of swing cylinders 5, two ends of the elastic telescopic cloth 4 are arranged and positioned in the pair of swing cylinders 5, the pair of swing cylinders 5 are arranged on two sides of the base 1 by taking the telescopic mechanism 3 as a boundary line in a swinging mode, one swing cylinder 5 is positioned in front of a fixed point of the spring 7 and the base 1, and the rest swing cylinder 5 is positioned behind the free end of the guide groove;
and the clamping mechanism is vertically arranged at the front end of the telescopic mechanism 3 and is provided with a crack through which the elastic telescopic cloth 4 passes.
In the above technical solution, one end of the arc-shaped guide slot 16 far from the spring 7 is open, that is, the guide shaft 36 can penetrate through the open end of the guide slot, the top end of the base 1 is fixed with the ring 15, one end of the spring 7 is fixed with the base 1 through the ring 15, the telescopic mechanism 3 comprises a linear cylinder 31, the periphery of the linear cylinder 31 is also provided with the ring 15, the other end of the spring 7 is fixedly connected with the ring 15 on the periphery of the linear cylinder 31, wherein the tail part and the front end of the telescopic mechanism 3 respectively refer to the tail part and the output end of the linear cylinder 31, the guide shaft 36 is located on the periphery of the linear cylinder 31 and is vertically arranged downwards, and in the using process, when a vehicle passes through the front end of the front or rear telescopic mechanism 3, the telescopic cloth is clamped to extend towards the road direction to integrally form a conical protrusion for simulating various road emergencies, or the protruding position is kept to simulate a fixed object on a road, when a vehicle collides with the elastic telescopic cloth 4, the front ends of the elastic telescopic cloth 4 and the telescopic mechanism 3 are stressed and swing along the arc-shaped guide groove 16 after being stressed, so that violent frontal collision is avoided, bidirectional collision loss is reduced, the maintenance is convenient, and the overall maintenance and use cost is reduced; by adopting the technical scheme, the roadblock has the intrusion property, and the obstacle avoidance capability of the unmanned automobile on the intruding roadblock can be effectively detected; furthermore, through the swing design of the clamping mechanism on the base 1, strong impact between the intrusion device and a vehicle is avoided, the buffer performance is realized, the loss is reduced, the maintenance is convenient, and the service life of the whole equipment is prolonged.
In another technical solution, as shown in fig. 2, the base 1 includes an L-shaped base plate 11, a supporting plate 12 disposed at a top end of the L-shaped base plate 11, and an extending plate 13 disposed at a middle portion of one side of the supporting plate 12 far from the L-shaped base plate 11, wherein the supporting plate 12 and the extending plate 13 are T-shaped, the hinge base 14 is disposed at one end of the extending plate 13 far from the supporting plate 12, the arc-shaped guide slot 16 and the spring 7 are disposed on the supporting plate 12, and the guide slot penetrates through the supporting plate 12, wherein when the guide shaft 36 abuts against one end of the guide slot close to the spring 7, the telescopic mechanism 3 is located on the extending plate 13, that is, the telescopic mechanism 3 includes a linear cylinder 31, the linear cylinder 31 is located on the extending plate 13, and a telescopic direction of the linear cylinder 31 is set along a length direction of the extending plate 13. In the above technical solution, the hinge base 14 includes a vertical plate disposed on one side (close to the side of the circular ring 15) of the extension plate 13 in the width direction, a hinge lug is disposed on one side of the vertical plate away from the circular ring 15, a hinge portion matched with the hinge lug is disposed at the tail portion of the telescopic mechanism 3, and the hinge portion and the hinge lug are hinged to enable the tail portion of the telescopic mechanism 3 to be horizontally and rotatably connected to the hinge base 14, the support plate 12 is horizontally disposed and located above the horizontal plane of the L-shaped base plate 11, and by adopting the above technical solution, an installation space for installing the gas tank 2 is formed by disposing the L-shaped base plate 11, the support plate 12 and the extension plate 13, and an installation space for the guide groove and the spring 7 is provided at the same time, further, the extension plate 13 provides support for the linear cylinder 31, so as to weaken the rotational friction force, and provide support when normally placing, and facilitate the arrangement of other elements.
In another technical solution, as shown in fig. 4, the telescopic mechanism 3 includes a gas tank 2, a linear cylinder 31 connected to the gas tank 2 through a gas pipe, and an electromagnetic control valve 6 for controlling the movement direction of the linear cylinder 31, wherein the gas tank 2 is disposed on the vertical inner side of the L-shaped substrate 11, and the linear cylinder 31 is provided with a cylinder magnetic attraction switch 10. When the air tank 2 is used for supplying air to the road outburst device for the whole automatic driving automobile test, namely, supplying power for the work of the linear air cylinder 31 and meeting the requirement of supplying power under the detection condition of the outdoor road environment, the air cylinder magnetic suction switch 10 is mainly used for detecting the position of a piston in the air cylinder and controlling the width of the extended roadblock so as to simulate different road conditions, and is specifically named as an air cylinder magnetic induction switch, the electromagnetic control valve 6 utilizes electromagnetic force to switch the position of a valve core to change the direction of air flow so as to control the working direction of the air cylinder, namely, the extension and contraction of the air cylinder, and specifically comprises a controller which is connected with the air cylinder magnetic suction switch 10, the electromagnetic control valve 6 and the air tank 2, the controller controls the electromagnetic control valve 6 and the air tank 2 to work, when the linear air cylinder 31 extends/shortens to the preset position, the air cylinder magnetic suction switch 10 detects the signal of the linear air cylinder 31 extending/shortening to the preset position and transmits the signal to the controller, the controller controls the electromagnetic control valve 6 and the gas tank 2 to stop working; by adopting the scheme, through the arrangement of the gas tank 2, the response speed of the cylinder driven by high-pressure gas is high, the cylinder magnetic suction switch 10 can be used for controlling the stroke of the cylinder, the intrusion amount can be adjusted, and the gas cylinder magnetic suction switch can be used in the field and is simple and convenient.
In another technical solution, as shown in fig. 7-9, the elastic retractable cloth 4 includes an elastic cloth 41, and two round rods 42 fixed at two ends of the elastic cloth 41;
the swing cylinder 5 comprises a cylinder 51 with a groove body for accommodating the round rod 42 and a flange cover plate 52 which is arranged at the upper end of the cylinder 51 to seal the opening at the upper end of the groove body, wherein the peripheral side surface of the cylinder 51 is communicated with the groove body and is provided with a channel 54 through which a telescopic cloth penetrates. In the technical scheme, the upper end of the cylinder 51 is provided with a circular groove 53 matched with the flange cover plate 52, the circular groove 53 is communicated with the top end of the groove body, and the flange cover plate 52 is arranged in the circular groove 53 through a countersunk head bolt; by adopting the scheme, the two ends of the elastic telescopic cloth 4 are placed in the swing cylinder 5 to swing at a small angle, and the swing cylinder 5 can swing at the same time, so that the end abrasion of the elastic cloth 41 is reduced, the durability is improved, and the replacement is convenient.
In another technical scheme, a pair of round sleeves are arranged on the base 1 and matched with each pendulum cylinder 5 at intervals up and down, a pair of L-shaped rods are arranged on the outer peripheral side of the cylinder 51, and vertical rods of the pair of L-shaped rods are rotatably inserted into the pair of round sleeves along the direction of departing from each other. By adopting the scheme, in the specific assembly process, after the pair of L-shaped rods are assembled on the circular sleeve, the circular sleeve is welded on the base 1.
In another embodiment, as shown in fig. 10, the road intrusion device for an auto-drive vehicle test further includes:
the guide frame 9 is arranged in a manner of being matched with the swing cylinder 5 positioned behind the free end of the guide groove, and comprises an extension support plate 93 fixedly arranged at the top end of the corresponding swing cylinder 5 and a pair of deviation prevention rollers 92 fixedly arranged below the free end of the extension support plate 93, wherein the elastic cloth 41 penetrates through the pair of deviation prevention rollers 92;
and a drum 8 rotatably disposed on the base 1 and located in front of the corresponding swing cylinder 5, wherein when the elastic cloth 41 abuts against the outer side surface of the drum 8, the drum 8 cooperates with a pair of anti-deflection rollers 92 to enable the elastic cloth 41 to smoothly pass through the corner of the base 1 located at the front end of the corresponding swing cylinder 5. In the above technical solution, the guide frame 9 is detachably and fixedly connected to the corresponding swing cylinder 5 through a flange plate 91, specifically, the flange plate 91 is fixedly arranged at the top end of the corresponding swing cylinder 5, and an extension support plate 93 is fixed to the upper half part of the peripheral side surface of the flange plate 91; the connection mode of rotary drum 8 and base 1 can be realized through the mode of a pair of L shape pole cooperation a pair of circle cover, adopts this kind of scheme, and leading truck 9 and pendulum 5 swing in step for elasticity flexible cloth 4 turns to at the front end corner of correspondence to and the driven direction when being strikeed, ensure elasticity flexible cloth 4 flexible steady.
In another embodiment, as shown in fig. 4-7, the clamping mechanism comprises:
the clamping seat 32 is in a vertical strip shape, a semi-cylinder 35 is arranged on the outer side surface of the clamping seat 32, and the corners of the outer side of the clamping seat 32, which are positioned on two sides of the semi-cylinder 35, are both provided with arc chamfers;
and the clamping plate 33 is a rectangular frame body and is provided with a rectangular long hole matched with the semi-cylinder 35, wherein two ends of the clamping plate 33 are clamped with two ends of the clamping seat 32, so that a crack for allowing the elastic telescopic cloth 4 to pass through is formed between the clamping seat 32 and the clamping plate 33. With this arrangement, a slit through which the elastic stretchable cloth 4 passes is provided by the arrangement of the card holder 32 and the card plate 33.
In another technical scheme, the upper end and the lower end of the clamping seat 32 are symmetrically provided with a U-shaped fastener 34, and the upper end and the lower end of the clamping plate 33 are provided with rectangular clamping grooves which are in clamping fit with the U-shaped fastener 34. By adopting the scheme, the U-shaped fastener 34 and the rectangular clamping groove are arranged, so that the elastic cloth 41 is convenient to assemble and disassemble.
In another technical scheme, a storage box 17 is fixed on the horizontal top surface of the L-shaped base plate 11, and a balancing weight 18 is placed in the storage box 17. By adopting the scheme, the problem that the existing roadblock can be toppled over after being impacted, needs to be manually re-aligned and placed at a corresponding position is solved.
A road intrusion assembly comprises a plurality of road intrusion devices for automatic driving automobile tests, wherein the road intrusion devices for the automatic driving automobile tests are arranged on two sides of the advancing direction of a vehicle, the road intrusion devices for the automatic driving automobile tests on each side are arranged at intervals, the vehicle traveling direction is taken as the positive direction, and an arc-shaped guide groove 16 is positioned on the front side of the road intrusion device for the automatic driving automobile tests.
In the above technical solution, the road intrusion device for the auto-drive automobile test includes two types, one type is as shown in fig. 1-2, the direction of the output end of the linear motor with a telescopic structure is taken as the front end (intrusion direction), and when the guide shaft 36 abuts against one end of the guide groove close to the spring 7, the guide groove is located on the left side of the linear motor; another type is shown in fig. 11-12, the guide groove is positioned at the right side of the linear motor, and the device is used in the scene shown in fig. 11-12; by adopting the technical scheme, the invention has various combination modes for carrying out the intrusion and is used for detecting various emergency situations of the vehicle.
Example 1
As shown in fig. 11, the arc-shaped guide groove 16 of the road intrusion device for the auto-driving automobile test on the right side of the road is located on the right side in the intrusion direction, and the test is performed for detecting the intrusion handling capacity of the vehicle, and for two-way vehicle test, the vehicle suddenly intrudes into an object on the right side of the road during the traveling process on the right side of the road, the object is in a stationary state after the intrusion, and no vehicle or obstacle is around the object, thereby detecting the intrusion handling capacity of the vehicle.
Example 2
As shown in fig. 12, the arc-shaped guide groove 16 of the road intrusion device for the automatic driving automobile test on the right side of the road is positioned on the right side of the intrusion direction, the test is aimed at testing the intrusion processing capacity under the condition of multiple obstacles of the vehicle, the device on the left side of the road stretches out to simulate the left vehicle/obstacle during the running process of the vehicle on the right side of the road, the elastic extensible cloth 4 suddenly stretches out from the right side in front of the vehicle running on the right side of the road to simulate the intrusion object, and the intrusion processing capacity under the condition of multiple obstacles of the vehicle is tested.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the inventive road intrusion apparatus for the auto-drive test will be apparent to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. Road intrusion device for automatic driving automobile test, its characterized in that includes:
the top of the base is provided with a hinged support, an arc-shaped guide groove taking the hinged support as a center and a spring with one fixed end;
the tail part of the telescopic mechanism is horizontally and rotatably connected with the hinged support and is provided with a guide shaft matched with the guide groove, the telescopic mechanism is fixedly connected with the other end of the spring, when the guide shaft is abutted against one end of the guide groove close to the spring, the spring is in a stretching state, and the spring and the guide groove are respectively arranged on two sides of the telescopic mechanism;
the elastic telescopic cloth and the pair of swing cylinders are arranged and positioned at two ends of the elastic telescopic cloth, the pair of swing cylinders are arranged on two sides of the base by taking the telescopic mechanism as a boundary line in a swinging mode, one swing cylinder is positioned in front of a fixed point of the spring and the base, and the rest swing cylinder is positioned behind the free end of the guide groove;
and the clamping mechanism is vertically arranged at the front end of the telescopic mechanism and is provided with a crack for the elastic telescopic cloth to pass through.
2. The road intrusion device for testing an auto-pilot vehicle as claimed in claim 1, wherein the base includes an L-shaped base plate, a supporting plate disposed at a top end of the L-shaped base plate, and an extending plate disposed at a middle portion of a side of the supporting plate away from the L-shaped base plate, wherein the supporting plate and the extending plate are T-shaped, the hinge base is disposed at an end of the extending plate away from the supporting plate, the arc-shaped guide groove and the spring are disposed on the supporting plate, and wherein the retractable mechanism is disposed on the extending plate when the guide shaft abuts against an end of the guide groove adjacent to the spring.
3. The road intrusion device for the auto-driving automobile test, according to claim 2, wherein the telescoping mechanism comprises an air tank, a linear air cylinder connected to the air tank through an air pipe, and an electromagnetic control valve for controlling the moving direction of the linear air cylinder, wherein the air tank is disposed at the inner vertical side of the L-shaped base plate, and an air cylinder magnetic attraction switch is disposed on the linear air cylinder.
4. The road intrusion device for the auto-driving automobile test, according to claim 3, wherein the elastic extensible cloth includes an elastic cloth, two round bars fixed at both ends of the elastic cloth;
the swing cylinder comprises a cylinder with a groove body for accommodating the round rod and a flange cover plate arranged at the upper end of the cylinder for plugging the opening at the upper end of the groove body, wherein the peripheral side surface of the cylinder is communicated with the groove body to form a channel through which the telescopic cloth penetrates out sometimes.
5. The road intrusion apparatus for automotive test, according to claim 4, wherein a pair of circular sleeves are provided on the base at an interval from top to bottom in cooperation with each pair of swing cylinders, and a pair of L-shaped rods are provided on the outer peripheral side of the cylinders, wherein the vertical rods of the pair of L-shaped rods are rotatably inserted into the pair of circular sleeves in the direction away from each other.
6. The road intrusion apparatus for automotive test according to claim 4, further comprising:
the guide frame is matched with the swing cylinder positioned behind the free end of the guide groove, and comprises an extension support plate fixedly arranged at the top end of the corresponding swing cylinder and a pair of deviation preventing rollers fixedly arranged below the free end of the extension support plate, wherein the elastic cloth passes through the pair of deviation preventing rollers;
the rotary drum is rotatably arranged on the base and is positioned in front of the corresponding swing drum, and when the elastic cloth is abutted against the outer side surface of the rotary drum, the rotary drum is matched with a pair of deviation prevention rollers to enable the elastic cloth smooth transition base to be positioned at the corner corresponding to the front end of the swing drum.
7. The road intrusion apparatus for automotive test of claim 1, wherein the holding means comprises:
the clamping seat is in a vertical strip shape, a semi-cylinder is arranged on the outer side surface of the clamping seat, and the corners of the outer side of the clamping seat, which are positioned on two sides of the semi-cylinder, are both provided with arc chamfers;
the clamping plate is a rectangular frame body and is provided with a rectangular long hole matched with the semi-cylinder, wherein two ends of the clamping plate are clamped with two ends of the clamping seat, so that a crack for the elastic telescopic cloth to penetrate is formed between the clamping seat and the clamping plate.
8. The road intrusion device for the automotive test as claimed in claim 7, wherein the upper and lower ends of the card holder are symmetrically provided with U-shaped fasteners, and the upper and lower ends of the card holder are provided with rectangular card slots for snap-fitting with the U-shaped fasteners.
9. The road intrusion apparatus for automotive test as claimed in claim 1, wherein a storage box is fixed to a horizontal top surface of the L-shaped base plate, and a weight member is placed in the storage box.
10. A road intrusion member comprising a plurality of road intrusion devices for auto-drive tests according to any one of claims 1 to 9, the plurality of road intrusion devices for auto-drive tests being disposed on both sides in a traveling direction of a vehicle, the road intrusion devices for auto-drive tests being disposed on each side at intervals, wherein the arc-shaped guide groove is located on a front side of the road intrusion device for auto-drive tests with respect to the traveling direction of the vehicle as a positive direction.
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| CN202111403075.0A CN113945396B (en) | 2021-11-24 | 2021-11-24 | Road intrusion device and road intrusion assembly for automatic driving automobile test |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111403075.0A CN113945396B (en) | 2021-11-24 | 2021-11-24 | Road intrusion device and road intrusion assembly for automatic driving automobile test |
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| CN113945396A CN113945396A (en) | 2022-01-18 |
| CN113945396B true CN113945396B (en) | 2022-04-08 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU7213000A (en) * | 1999-12-10 | 2001-06-14 | Hyundai Motor Company | Vehicle side impact test apparatus |
| CN109932188A (en) * | 2017-12-15 | 2019-06-25 | 宝钜(中国)儿童用品有限公司 | Road conditions test machine |
| CN112444402A (en) * | 2019-08-30 | 2021-03-05 | 大连民族大学 | Method for testing unmanned automobile by moving target on road surface |
| CN112799381A (en) * | 2021-02-01 | 2021-05-14 | 吴常海 | Automobile active avoidance safety test system based on Internet of things control |
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2021
- 2021-11-24 CN CN202111403075.0A patent/CN113945396B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU7213000A (en) * | 1999-12-10 | 2001-06-14 | Hyundai Motor Company | Vehicle side impact test apparatus |
| CN109932188A (en) * | 2017-12-15 | 2019-06-25 | 宝钜(中国)儿童用品有限公司 | Road conditions test machine |
| CN112444402A (en) * | 2019-08-30 | 2021-03-05 | 大连民族大学 | Method for testing unmanned automobile by moving target on road surface |
| CN112799381A (en) * | 2021-02-01 | 2021-05-14 | 吴常海 | Automobile active avoidance safety test system based on Internet of things control |
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| CN113945396A (en) | 2022-01-18 |
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