CN218805668U

CN218805668U - Unmanned vehicle with anti-collision protection function

Info

Publication number: CN218805668U
Application number: CN202320212072.7U
Authority: CN
Inventors: 卢岩涛; 白璐; 孙仕琦
Original assignee: Northwestern Polytechnical University
Current assignee: Northwestern Polytechnical University
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-04-07
Anticipated expiration: 2033-02-15

Abstract

The utility model discloses an unmanned car of collision avoidance, comprising a main body, fixed mounting has the spring in the main part, the other end fixed mounting of spring is on the baffle, baffle fixed mounting is on crashproof roof beam, the relay is installed to the inside intermediate position of main part, be connected with the signal line on the relay, the other end of signal line is connected on the connector, hydraulic means is all installed, and two to the both sides of baffle hydraulic means's constitution, function homogeneous phase, the equal fixedly connected with adjusting device in both sides of main part, two adjusting device's constitution, function homogeneous phase are the same, adjusting device's one end is connected with the slider, the slider is placed in the spout on the fixed plate, install fixing bolt around the fixed plate, install stop bolt on the slider. The utility model discloses simple structure, it is multiple functional, not only carry out collision avoidance through two kinds of modes, further reduced the emergence probability of accident simultaneously.

Description

Unmanned vehicle with anti-collision protection function

Technical Field

The utility model relates to an anticollision protection technical field specifically is an unmanned car of anticollision protection.

Background

Along with the gradual maturity of unmanned driving technique, more and more unmanned car appears in fields such as transportation, selling, and unmanned car carries out the analysis road conditions through on-vehicle radar or camera. The drive-by-wire automobile chassis is mainly composed of a drive-by-wire steering, a drive-by-wire brake, a drive-by-wire gear shift, a drive-by-wire accelerator and a drive-by-wire suspension, the drive-by-wire chassis is a joint point of automatic driving and a new energy automobile and is a key carrier for realizing unmanned driving, and the drive-by-wire chassis is called the drive-by-wire because the traditional mechanical, hydraulic or pneumatic connection is replaced by a wire (an electric signal), so that the force or torque of a driver does not need to be output.

But the road condition is complicated, the current unmanned driving technique can not accomplish the emergence of avoiding the traffic accident completely, and unmanned dolly can intervene by manual correction unlike autopilot, can not protect pedestrian or barrier after hitting pedestrian or barrier promptly at the in-process of traveling, thereby it is serious traffic accident to cause very probably, can lead to unmanned car to take place to damage after the collision moreover, can uncontrolled very likely, cause bigger accident, buffer stop has appeared for this reason, the protection pedestrian can not be injured with the dolly body in the collision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned car of collision avoidance to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an unmanned car of anticollision protection, includes the main part, fixed mounting has the spring in the main part, the other end fixed mounting of spring is on the baffle, baffle fixed mounting is on crashproof roof beam, the relay is installed to the inside intermediate position of main part, be connected with the signal line on the relay, the other end of signal line is connected on the connector, hydraulic means is all installed, and two in the both sides of baffle hydraulic means's constitution, function homogeneous phase, the equal fixedly connected with adjusting device in both sides of main part, two adjusting device's constitution, function homogeneous phase are the same, adjusting device's one end is connected with the slider, the slider is placed in the spout on the fixed plate, install fixing bolt around the fixed plate, install limit bolt on the slider.

Preferably, the main body is a rectangular box structure, and the baffle is clamped in the main body and can move freely in the main body.

Preferably, the anticollision roof beam is circular trapezium structure, and one end carries out fixed connection with the baffle, and the other end will stretch out in the outside of main part.

Preferably, the relay is a power-off relay switch, the touch rod faces the direction of the baffle plate and is connected with a signal wire, and the signal wire penetrates through the main body to be connected with the connector.

Preferably, the hydraulic device comprises a hydraulic ejector rod, a hydraulic cylinder and a hose, wherein one end of the hydraulic ejector rod is fixedly installed on the baffle, the other end of the hydraulic ejector rod is installed in the hydraulic cylinder and is in movable connection in a sealing mode, hydraulic oil is placed in the hydraulic cylinder, and one end of the hose is fixedly connected to the hydraulic cylinder.

Preferably, the adjusting device comprises a main rod, an auxiliary rod and a sliding block, wherein the auxiliary rod is provided with a thread, a thread groove is formed in the main rod, the main rod and the auxiliary rod are connected through screwing of the thread, and the other end of the main rod is fixedly connected to the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an be provided with the baffle in the main part, make the baffle can move in the main part, simultaneously at the other end fixedly connected with anticollision roof beam of baffle, placed the spring between baffle and main part inside simultaneously, like this when bumping, the spring just has a absorbing effect, protect pedestrian and unmanned car not receive more serious striking, install the outage relay in the main part simultaneously, when bumping, the baffle touches the relay, will make unmanned car cut off the power supply, prevent that unmanned car is uncontrolled, fixed mounting has hydraulic means on the baffle simultaneously, when the baffle moves inwards, will extrude the hydraulic oil in the pneumatic cylinder and supply oil to the brake disc, make the brake disc work, in time stop the vehicle, prevent to continue to move;

2. the utility model discloses there is adjusting device in the both sides fixed mounting of main part, utilize the fixed plate to fix adjusting device at the locomotive or the rear of a vehicle of unmanned car simultaneously, adjusting device divide into mobile jib and vice pole simultaneously, be provided with the screw thread on the vice pole, just so can adjust the distance of main part apart from unmanned car through revolving, be provided with the spout simultaneously on the fixed plate, install the slider in the spout, slider fixed mounting is on the mobile jib, just so can utilize the slider to adjust adjusting device's upper and lower position, adapt to different motorcycle type heights, the usability reinforcing.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the fixing plate of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a main body; 2. a spring; 3. a baffle plate; 4. an anti-collision beam; 5. a relay; 6. a signal line; 7. a connector; 8. a hydraulic device; 801. a hydraulic ejector rod; 802. a hydraulic cylinder; 803. a hose; 9. an adjustment device; 901. a main rod; 902. an auxiliary rod; 10. a slider; 11. a fixing plate; 12. a chute; 13. fixing the bolt; 14. and a limiting bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an unmanned car of anticollision protection, including main part 1, main part 1 is rectangular shape's box body structure, and 3 cards of baffle are in main part 1, carry out the free movement in main part 1, fixed mounting has spring 2 in the main part 1, the other end fixed mounting of spring 2 is on

baffle

3, 3 fixed mounting of baffle are on anticollision roof beam 4, anticollision roof beam 4 is circular trapezium structure, and one end carries out fixed connection with baffle 3, the other end will stretch out in the outside of main part 1, make anticollision roof beam 4 can contract when receiving the collision and carry out braking work in main part 1.

Relay 5 is installed to the inside intermediate position of main part 1, be connected with signal line 6 on relay 5, the other end of signal line 6 is connected on connector 7, relay 5 is outage relay switch, and the touching pole is facing to the direction of baffle 3, and be connected with signal line 6, and signal line 6 passes 1 connection connector 7 of main part, connector 7 can be connected on the power supply system of unmanned car, when relay 5 triggers, can cut off the power supply to the whole automobile body of unmanned car, prevent the unexpected condition.

Hydraulic means 8 are all installed to the both sides of baffle 3, and two hydraulic means 8 constitute, the function is all the same, hydraulic means 8 is by hydraulic pressure ejector pin 801, pneumatic cylinder 802, hose 803 is constituteed, wherein hydraulic pressure ejector pin 801's one end fixed mounting is on baffle 3, the other end is installed in pneumatic cylinder 802, and sealed swing joint carries out, hydraulic oil has been placed in the pneumatic cylinder 802, the one end fixed connection of hose 803 is on pneumatic cylinder 802, the other end of hose 803 is connected on the oil supply pipeline on the brake disc, can directly carry the brake disc with the hydraulic oil in the pneumatic cylinder 802 directly like this, carry out emergency braking.

Equal fixedly connected with adjusting device 9 in both sides of main part 1, two adjusting device 9's constitution, the function is all the same, adjusting device 9 is by mobile jib 901, vice pole 902, slider 10 is constituteed, wherein be provided with the screw thread on the vice pole 902, be provided with the thread groove in the mobile jib 901, connect through the screw thread spiral-wound between mobile jib 901 and the vice pole 902, the other end fixed connection of mobile jib 901 is on slider 10, adjusting device 9's one end is connected with slider 10, slider 10 is placed in spout 12 on fixed plate 11, install fixing bolt 13 around fixed plate 11, install limit bolt 14 on the slider 10, can carry out spacing fixed to the position of slider 10 in spout 12, prevent to remove.

The working principle is as follows: the utility model discloses a fix fixed plate 11 on unmanned car through fixing bolt 13 when using, utilize limit bolt 14 adjusting block 10's position simultaneously, make slider 10 be in a suitable position in spout 12, simultaneously because connect through the screw soon between mobile jib 901 and the vice pole 902, and the other end fixed mounting of vice pole 902 is on main part 1, so can adjust the length of main part 1 apart from unmanned car, just so can realize the position of main part 1 on different unmanned cars, increase adaptability, when unmanned car bumps, crashproof roof beam 4 can move in to main part 1 when receiving the striking, install hydraulic means 8 in the both sides of baffle 3 simultaneously, when baffle 3 removes, can push away hydraulic ram 801 and move in pneumatic cylinder 802, thereby extrusion hydraulic oil carries the brake disc along hose 803, brake the wheel, simultaneously in the internally mounted of main part 1 has relay 5, when baffle 3 touches relay 5, will make unmanned car's power supply system cut off the power supply, prevent that the vehicle from taking place the condition of being out of control, so not only protect the vehicle to take place the secondary damage, the pedestrian has protected and the vehicle safety collision also simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an unmanned vehicle of collision avoidance, includes main part (1), its characterized in that: fixed mounting has spring (2) in main part (1), the other end fixed mounting of spring (2) is on baffle (3), baffle (3) fixed mounting is on crashproof roof beam (4), relay (5) are installed to the inside intermediate position of main part (1), be connected with signal line (6) on relay (5), the other end of signal line (6) is connected on connector (7), hydraulic means (8) are all installed to the both sides of baffle (3), and two the constitution, the function homogeneous phase of hydraulic means (8), the equal fixedly connected with adjusting device (9) in both sides of main part (1), two the constitution, the function homogeneous phase of adjusting device (9), the one end of adjusting device (9) is connected with slider (10), slider (10) are placed in spout (12) on fixed plate (11), install fixing bolt (13) around fixed plate (11), install spacing bolt (14) on slider (10).

2. The collision avoidance unmanned vehicle of claim 1, characterized in that: the main body (1) is of a rectangular box body structure, and the baffle (3) is clamped in the main body (1) and moves freely in the main body (1).

3. The crash-protected unmanned vehicle of claim 1, wherein: anticollision roof beam (4) are circular trapezium structure, and one end and baffle (3) carry out fixed connection, and the other end will stretch out in the outside of main part (1).

4. The crash-protected unmanned vehicle of claim 1, wherein: the relay (5) is a power-off relay switch, the touch rod faces the direction of the baffle (3) and is connected with a signal line (6), and the signal line (6) penetrates through the main body (1) to be connected with the connector (7).

5. The collision avoidance unmanned vehicle of claim 1, characterized in that: the hydraulic device (8) is composed of a hydraulic ejector rod (801), a hydraulic cylinder (802) and a hose (803), wherein one end of the hydraulic ejector rod (801) is fixedly installed on the baffle (3), the other end of the hydraulic ejector rod is installed in the hydraulic cylinder (802) and is in movable sealing connection, hydraulic oil is placed in the hydraulic cylinder (802), and one end of the hose (803) is fixedly connected to the hydraulic cylinder (802).

6. The crash-protected unmanned vehicle of claim 1, wherein: the adjusting device (9) is composed of a main rod (901), an auxiliary rod (902) and a sliding block (10), wherein the auxiliary rod (902) is provided with threads, a thread groove is formed in the main rod (901), the main rod (901) and the auxiliary rod (902) are connected in a screwing mode through the threads, and the other end of the main rod (901) is fixedly connected to the sliding block (10).