CN218218342U - Maintenance robot - Google Patents

Abstract

The utility model discloses a maintenance robot installs on highway guardrail, include: a case and wheels pivotally coupled to a lower end of the case; a coupling mechanism, comprising: at least one extension arm which is arranged along a second direction, one end of the extension arm is connected with the box body, the other end of the extension arm extends to the upper end and/or the lower end of the guardrail, a first guide wheel is pivotally configured through a connecting shaft, and the first guide wheel is abutted against the inner side wall of the corrugated plate of the guardrail; the first guide wheel is used for attaching the box body to the guardrail, so that the maintenance robot can move back and forth along a first direction of the guardrail extension under the action of the coupling mechanism; the driving mechanism is coupled with the wheel and is configured to drive the wheel to rotate forwards or reversely; and the maintenance equipment is arranged on the box body and used for maintaining two sides of the highway guardrail.

Description

Maintenance robot

Technical Field

The utility model relates to a highway machine equipment field especially relates to a maintenance robot.

Background

The expressway is one of the indispensable ways of going out at the present stage, and at present, the national wisdom traffic has received the primary task, and in the prior art, the maintenance of expressway both sides (for example, beat pesticide, weed etc.) is maintained through the manpower, and this kind of mode obviously wastes time and energy, and the maintenance cost is higher, therefore, needs a robot that can independently accomplish the maintenance of expressway.

Disclosure of Invention

In order to solve the problems and the requirements, the technical scheme provides the maintenance robot, and the technical aim can be achieved due to the technical characteristics, and other technical effects are brought.

The utility model provides a maintenance robot installs on highway guardrail, include:

a case and wheels pivotally coupled to a lower end of the case;

a coupling mechanism, comprising:

at least one extension arm which is arranged along a second direction, one end of the extension arm is connected with the box body, the other end of the extension arm extends to the upper end and/or the lower end of the guardrail, a first guide wheel is pivotally configured through a connecting shaft, and the first guide wheel is abutted against the inner side wall of the corrugated plate of the guardrail;

the first guide wheel is used for attaching the box body to the guardrail, so that the maintenance robot can move back and forth along a first direction of guardrail extension under the action of the coupling mechanism;

wherein the extension arm is capable of adaptively sliding on the case along a third direction;

wherein the first direction, the second direction, and the third direction are perpendicular to each other;

the driving mechanism is coupled with the wheel and is configured to drive the wheel to rotate forwards or reversely;

and the maintenance equipment is arranged on the box body and used for maintaining two sides of the highway guardrail.

In the technical scheme, when maintenance operation needs to be carried out on the highway, the wheels are driven by the driving mechanism to rotate so as to drive the maintenance robot to move along the direction of the highway guardrail, the maintenance robot can reciprocate along the first direction of the guardrail under the flexible clamping action of the first guide wheel of the connecting mechanism, and in the process, maintenance equipment carries out maintenance on two sides of the highway guardrail. The maintenance robot can automatically complete the maintenance of the expressway, saves time and labor, greatly improves the maintenance efficiency and reduces the maintenance cost.

In addition, according to the utility model discloses a maintenance robot can also have following technical characteristic:

in an example of the present invention, the present invention further comprises: a controller for controlling the operation of the electronic device,

coupled to the drive mechanism, configured to control the drive mechanism to reciprocate along a direction in which the highway barrier extends;

coupled to the maintenance device, configured to control the maintenance device to perform a corresponding maintenance action.

In an example of the present invention, the maintenance device includes: electric hedge trimmers and pesticide spraying machines.

In an example of the present invention, the present invention further includes: a video camera for capturing a video image of a subject,

the camera is arranged on the box body and configured to monitor the road surface condition information of the expressway and feed the information back to the background control center.

In an example of the present invention, the present invention further includes: wireless subassembly that charges, it includes:

the wireless charging transmitter is adapted to the initial position of the expressway guardrail, is coupled with an external power supply and is configured to transmit a wireless charging signal;

and the wireless charging receiver is coupled with a power supply of the maintenance robot and is configured to receive a wireless charging signal transmitted by the wireless charging transmitter by the wireless charging receiver when the maintenance robot runs to a specified position when needing to be charged so as to supplement the power supply.

In an example of the present invention, the present invention further includes: the buffer upright post is arranged on the upper portion of the frame,

the maintenance robot is arranged at a designated position of the highway guardrail, and when the maintenance robot needs to be supplemented with power, the maintenance robot returns to the initial position and abuts against the buffer upright post.

In an example of the present invention, in both the extension arm and the box body, a sliding groove is disposed along a third direction of one of the extension arm and the box body, and a sliding rail adapted to the sliding groove is disposed on the other of the extension arm and the box body.

In an example of the present invention, the present invention further includes: an alarm device is arranged on the base plate,

mounted on the box, configured to emit an alarm signal to alert passing vehicles.

In an example of the present invention, the present invention further includes: and the second guide wheel is arranged along the third direction and is pivotally connected to the box body, and the second guide wheel is arranged opposite to the first guide wheel, so that the second guide wheel abuts against the outer side wall of the corrugated plate of the guardrail.

In one example of the present disclosure, at least one of the first guide wheel and the second guide wheel is flexibly coupled such that at least one of the first guide wheel and the second guide wheel is capable of adaptively adjusting a position of the first guide wheel and/or the second guide wheel along a second direction.

The following description of the preferred embodiments of the present invention will be made in detail with reference to the accompanying drawings, so that the features and advantages of the invention can be easily understood.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is a front view of a maintenance robot according to an embodiment of the present invention;

fig. 2 is a left side view of the maintenance robot according to the embodiment of the present invention;

fig. 3 is a top view of a maintenance robot according to an embodiment of the present invention;

fig. 4 is a perspective view of a maintenance robot according to an embodiment of the present invention;

fig. 5 is a control schematic diagram of a maintenance robot according to an embodiment of the present invention.

List of reference numerals:

a maintenance robot 100;

a case 10;

a slide rail 11;

a wheel 20;

a coupling mechanism 30;

an extension arm 31;

a chute 311;

a first guide pulley 32;

a second guide pulley 33;

a connecting frame 34;

a guide block 35;

a coupling shaft 36;

a drive mechanism 40;

a maintenance device 50;

an electric hedge trimmer 51;

a pesticide sprayer 52;

a controller 60;

a camera 70;

an alarm 80;

a first direction F;

a second direction S;

and a third direction T.

Detailed Description

In order to make the technical solution of the present invention, its purpose, technical solution and advantages become clearer, the drawings of the embodiments of the present invention will be combined hereinafter, and the technical solution of the embodiments of the present invention will be clearly and completely described. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The utility model provides a maintenance robot 100, install on highway guardrail, as shown in fig. 1 to 5, wherein, the guardrail includes the stand and connects the wave plate on the stand, generally, the wave plate divide into two wave plates and three wave plates, general guardrail plate uses two wave plates or three wave plates, but in some highway sections, need use two wave plates and three wave plates simultaneously, the height of connecting the cab apron changes between two wave plates and three wave plates 221; the method comprises the following steps: a case 10 and wheels 20, the wheels 20 being pivotally coupled to a lower end of the case 10, and the wheels 20 being coupled to a power source installed in the case 10;

a coupling mechanism 30, comprising:

at least one extension arm 31 disposed along the second direction S, having one end coupled to the container body 10 and the other end extending to the upper end and/or the lower end of the guardrail, and pivotally configured with a first guide wheel 32 through a coupling shaft, wherein the first guide wheel 32 abuts against the inner sidewall of the corrugated plate of the guardrail; that is, coupling shaft 36 is fixedly coupled to extension arm 31, and first guide wheel 32 is coupled to coupling shaft 36; generally, the extension arm 31 may be provided at the upper end or the lower end of the cabinet 10 or at both the upper end and the lower end.

The first guide wheel 32 is used for attaching the box body 10 to the guardrail, so that the maintenance robot can move back and forth along the first direction F of guardrail extension under the action of the coupling mechanism 30;

wherein said extension arm 31 is adaptively slidably coupled on the casing 10 along the third direction T; that is, coupling shaft 36 is fixedly coupled to extension arm 31, and first guide wheel 32 is coupled to coupling shaft 36; generally, the extension arm 31 may be provided at the upper end or the lower end of the cabinet 10 or at both the upper end and the lower end.

Wherein the first direction F, the second direction S and the third direction T are perpendicular to each other;

a driving mechanism 40 coupled to the wheel 20 and configured to drive the wheel 20 to rotate in a forward or reverse direction;

the maintenance equipment 50 is arranged on the box body 10 and used for maintaining two sides of the highway guardrail;

when maintenance work on the expressway is required, the wheels 20 are driven by the driving mechanism 40 to rotate so as to drive the maintenance robot to move along the guardrail of the expressway in the direction, and the maintenance robot 100 is caused to reciprocate along the first direction F of the guardrail by the flexible clamping action of the first guide wheel 32 of the coupling mechanism 30, and in the process, maintenance of both sides of the expressway guardrail is performed by the maintenance equipment 50. The maintenance robot 100 can autonomously complete the maintenance of the expressway, saves time and labor, greatly improves the maintenance efficiency and reduces the maintenance cost.

In an example of the present invention, as shown in fig. 5, the present invention further includes: the control unit (60) is provided with a controller,

coupled to the driving mechanism 40, configured to control the driving mechanism 40 to reciprocate along the extending direction of the highway guardrail;

coupled to the maintenance device 50, configured to control the maintenance device 50 to perform a corresponding maintenance action;

that is, when maintenance work on the expressway is required, the controller 60 controls the driving mechanism 40 to drive the wheels 20 to rotate so as to drive the maintenance robot to move in the direction along the expressway guardrail, and the maintenance robot 100 is caused to reciprocate in the first direction FF of the guardrail by the flexible clamping action of the first guide wheel 32 of the coupling mechanism 30, during which the controller 60 controls the maintenance equipment 50 to perform maintenance on both sides of the expressway guardrail;

in an example of the present invention, the maintenance apparatus 50 includes: an electric hedge trimmer 51 and a pesticide sprayer 52;

specifically, the power supply of the electric hedge trimmer 51 and the pesticide spraying machine 52 is provided by the power supply of the maintenance robot 100, wherein the electric hedge trimmer 51 is used for trimming weeds on both sides of the highway guardrail, and the pesticide spraying machine 52 is used for spraying pesticides on plants on both sides of the highway guardrail.

In an example of the present invention, the present invention further includes: the camera(s) 70 are (are),

the camera 70 is installed on the box body 10, and configured to monitor road surface condition information of the expressway and feed back the information to the background control center;

that is to say, the condition information on the highway road surface is gathered in real time by the camera to the personnel on duty of command center observes in real time of being convenient for, deals with proruption situation.

In an example of the present invention, the present invention further includes: wireless subassembly that charges, it includes:

the wireless charging transmitter is adapted to the initial position of the expressway guardrail, is coupled with an external power supply and is configured to transmit a wireless charging signal;

and the wireless charging receiver is coupled with the power supply of the maintenance robot 100, and is configured to receive the wireless charging signal transmitted by the wireless charging transmitter by the wireless charging receiver so as to supplement the power supply when the maintenance robot 100 runs to a specified position when needing to be charged.

The maintenance robot 100 can be charged through the wireless charging assembly, the work continuity of the maintenance robot 100 is guaranteed, and the trouble of charging is omitted.

In an example of the present invention, the present invention further includes: the buffer upright post is arranged on the upper portion of the frame,

the maintenance robot 100 is arranged at a designated position of the highway guardrail, and when the maintenance robot 100 needs to be supplemented with power, the maintenance robot 100 returns to the initial position and abuts against the buffer upright;

that is to say, when the deicing robot returns to the initial position, even if the driving device stops driving, the deicing robot can still continue to run under the action of inertia force, and the buffer upright posts play a role in buffering and limiting the deicing robot;

preferably, the cushioning posts are covered with a flexible member, such as sponge, rubber, or the like.

In an example of the present invention, the buffer column is provided with an inductive switch, and the inductive switch is coupled to the wireless charging receiver, and when the maintenance robot 100 returns to the initial position, the wireless charging receiver is opened by the inductive switch.

For example, the inductive switch is a travel switch, when the maintenance robot 100 returns to the initial position, the travel switch is triggered and an on instruction is issued to the wireless charging receiver, and the wireless charging receiver receives a wireless charging signal transmitted by the wireless charging transmitter to supplement power to the power supply.

In an example of the present invention, a sliding groove 311 is disposed along the third direction T of one of the extension arm 31 and the box body 10, and a sliding rail 11 adapted to the sliding groove 311 is disposed on the other one of the extension arm 31 and the box body 10;

firstly, a slide rail 11 is arranged along the third direction T of the box body 10, and a slide groove 311 matched with the slide rail is arranged on the extension arm 31, so that the extension arm 31 can slide on the slide rail 11 along the third direction T in a self-adaptive manner;

secondly, a sliding groove 311 is arranged along the third direction T of the box body 10, and a sliding rail 11 matched with the sliding groove is arranged on the extension arm 31, so that the extension arm 31 can slide on the sliding groove 311 along the third direction T in a self-adaptive manner;

in order to improve the reliability of the connection between the extension arm 31 and the guardrail, the extension arm 31 comprises two groups, and is symmetrically arranged on two sides of the box body 10 along the first direction FF;

wherein each set includes two extension arms 31 arranged along the third direction T of the box 10 and respectively coupled to the upper and lower edges of the corrugated plate; in order to protect the maintenance robot 100, an end cover is disposed at the joint of the extension arm 31 and the box 10;

specifically, for each set of extension arms 31, two extension arms 31 are disposed on the box 10 at intervals along the third direction T, and are respectively connected to the upper end and the lower end of the corrugated plate, wherein the lower end of the corrugated plate is generally flush, and there is no transition between the corrugated plate and the corrugated plate, so that in order to connect the lower end extension arms 31 to the corrugated plate more stably, a limiting plate is disposed on the slide rail 11 connected to the lower end extension arms 31 for limiting the position of the lower end extension arms 31 in the third direction T, so that the lower end extension arms 31 are always connected to the corrugated plate.

Because the extension arm 31 is vertically connected with the box 10, in order to improve the stability between the extension arm 31 and the box 10, at least two slide rails 11 are arranged on the box 10 at intervals along the second direction S, and correspondingly, at least two slide rails matched with the extension arm 31 are arranged on the extension arm 31.

In order to make the maintenance robot 100 operate more stably and reliably, a second guide wheel 33 adapted to abut against the outer end of the corrugated plate is pivotably provided in the third direction T of the housing 10.

In an example of the present invention, the present invention further includes: an alarm device (80) is provided,

mounted on the box 10, configured to emit an alarm signal to warn of passing vehicles.

The alarm 80 is coupled to the controller 60, the camera 70 acquires the highway traffic information, and the controller 60 controls the alarm 80 to send an alarm signal once a problem is found in the highway traffic information.

In an example of the present invention, the present invention further includes: a support frame is arranged on the base plate,

which is arranged at one side of the box body 10, and the maintenance equipment 50 is fixedly connected with the bracket;

for example, the coupling of the electric hedge trimmer 51 can be facilitated by providing a bracket.

In an example of the present invention, the present invention further includes: at least one second guide wheel 33, arranged along the third direction T, pivotably coupled to the box 10, the second guide wheel 33 being disposed opposite to the first guide wheel 32 such that the second guide wheel 33 abuts against an outer sidewall of the corrugated plate of the guard rail;

the contact area of the maintenance robot 100 with the highway barrier can be increased by providing the second guide pulley 33 so that the maintenance robot 100 moves more stably along the highway barrier.

In an example of the present invention, at least one of the first guide wheel 32 and the second guide wheel 33 is flexibly coupled, such that at least one of the two can adaptively adjust the position of the first guide wheel 32 and/or the second guide wheel 33 along the second direction S.

Because at least one of the first guide wheel 32 and the second guide wheel 33 is flexibly connected, the noise between the maintenance robot 100 and the guardrail is greatly reduced, the maintenance robot is not easy to wear, and the service life is prolonged.

In an example of the present invention, the first guide pulley 32 is coupled to the coupling shaft 36 through bearings, the bearings include at least two bearings, and the bearings are arranged at intervals along the extending direction of the coupling shaft 36;

the first guide wheel 32 is supported by the bearing, so that the friction coefficient in the movement process is reduced, the rotation precision of the first guide wheel is ensured, the bearing is arranged on the connecting shaft 36, the first guide wheel 32 has the movement frame amount in the radial direction (because the inner ring and the outer ring are connected by the retainer), the flexible connection between the first guide wheel 32 and the connecting shaft 36 is realized, the noise between the first guide wheel 32 and the guardrail is reduced, and the first guide wheel 32 can move more stably by arranging at least two bearings; of course, the present invention is not limited to this, and a bearing may be provided on the connecting shaft 38.

It is worth mentioning that the bearing comprises an inner ring, an outer ring, a cage and balls arranged on the cage, wherein the inner ring is connected to the coupling shaft 36, and the outer ring is connected to the first guide pulley 32, so that a flexible connection between the first guide pulley 32 and the coupling shaft 36 can be formed.

In an example of the present invention, the present invention further includes: a shock-absorbing member (not shown in the drawings),

the shock absorbing member is arranged on the extension arm 31 and on the side of the first guide wheel 32 away from the box body 10;

when the first guide wheel 32 is subjected to an impact force in the second direction S, the shock absorbing member is used for buffering the impact force of the first guide wheel 32;

after first guide wheel 32 receives external impact force, because first guide wheel 32 can be swung back and forth along its radial direction (second direction S) under the effect of bearing, once external impact force acts on great, can surpass the frame volume limit of the motion of bearing to cause the damage to the bearing, and the effect of damper is just to avoid first guide wheel 32 to move the scope value that surpasss the frame volume of the motion of bearing, plays the effect of protection bearing.

In an example of the present invention, the shock absorbing member includes one of a rubber member, a spring, and a resilient plate; all of which can provide cushioning to first idler 32.

In an example of the present invention, the present invention further includes: a connecting plate (not shown in the figures),

the connecting plate is arranged on one side of the extension arm 31 far away from the box body 10, and the shock absorbing piece is arranged between the connecting plate and the first guide wheel 32;

for example, when the damper is the spring, the spring is a plurality of, and sets up along the first direction F interval of connecting plate to make first guide pulley 32 receives external impact power down along second direction S swing back and forth, because the elastic force of spring acts on first guide pulley 32 and plays the cushioning effect, thereby plays the effect of protection to the bearing.

Of course, the shock absorbing member may be a rubber member or a spring plate, and the specific connection mode is similar to that of a spring, which is not described herein again.

In an example of the present invention, the present invention further includes: the guide block (35) is provided with a guide block,

the guide block 35 is fixedly coupled to the extension arm 31, and the guide block 35 has a guide surface facing the inner sidewall of the corrugated plate;

because the corrugated plates are jointed in a sectional mode, when the corrugated plates are actually installed, the two corrugated plates extending in the first direction F can deviate in the second direction S, the guide blocks 35 can avoid the first guide wheel 32 from being blocked due to the deviation of the two adjacent corrugated plates in the second direction S, the guide blocks 35 can play a role in guiding the inner side walls of the corrugated plates, and the guiding effect of the first guide wheel 32 is further improved.

In an example of the present invention, the guiding surface is an arc surface, and the distance from the box body 10 in the second direction S of the arc surface gradually increases from a side close to the first guide wheel 32 to a side far away from the first guide wheel 32;

for example, when there is one first guide wheel 32, the guide blocks 32 include two guide blocks 32, and the two guide blocks 32 are disposed on both sides of the first guide wheel 32 along the first direction F, so that guide surfaces are formed on both sides of the first guide wheel 32, which can further improve the guiding function of the first guide wheel 32.

In an example of the present invention, the present invention further includes: the connection frame 34 is connected with the connecting frame,

the connecting frame 34 is adjustably coupled to the case 10 along the second direction S, and the second guide pulley 33 is pivotally disposed on the connecting frame 34;

as a further preference, second guide pulley 33 is coupled with case 10 by an elastic member so that second guide pulley 33 has a tendency to reciprocate in second direction S under the external force pressing; for example, the elastic member is a compression spring, specifically, the second guide pulley 33 is pivotally coupled to the connecting frame 34, the connecting frame 34 has a mounting shaft, the mounting shaft is telescopically coupled to the housing 10 along the second direction S, for example, a mounting hole adapted to the mounting shaft is provided on the housing 10, and the compression spring is sleeved on the mounting shaft, so that the connecting frame 34 has an elastic force reciprocating along the second direction S when receiving an external compression force, so as to improve a self-adaptive fit between the second guide pulley 33 and the corrugated plate; wherein, dispose the stopper in order to inject the position of installation axle in the mounting hole at the free end of installation axle, compression spring installs between stopper and box 10.

In an example of the present invention, the second guide wheel 33 includes a plurality of second guide wheels 33, and the plurality of second guide wheels 33 are disposed on the connecting frame 34 at intervals along the first direction FF;

the provision of the plurality of second guide wheels 33 can further improve the flexibility between the maintenance robot 100 and the guardrail, and further reduce noise therebetween.

Preferably, the connecting frame 34 includes two connecting frames, and each connecting frame is configured with two second guide wheels 33 and is disposed at an interval along the first direction FF.

It will be understood, of course, that the connecting frame 34 may also be fixedly connected to the box 10 directly, for example, by fastening to the box 10 or by bolting to the box 10; wherein, the position of the connecting frame 34 in the second direction S can be adjusted by means of bolt adjustment, so as to adjust the span between the first guide wheel 32 and the second guide wheel 33.

The exemplary embodiment of the maintenance robot 100 proposed by the present invention has been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and changes can be made to the above specific embodiments without departing from the concept of the present invention, and various combinations of the various technical features and structures proposed by the present invention can be made without departing from the scope of the present invention, which is defined by the appended claims.

Claims (10)

1. The utility model provides a support robot, its characterized in that installs on highway guardrail, includes:

a case (10) and wheels (20), the wheels (20) being pivotally coupled to a lower end of the case (10);

a coupling mechanism (30) comprising:

at least one extension arm (31) arranged along a second direction (S), one end of the extension arm is connected with the box body (10), the other end of the extension arm extends to the upper end and/or the lower end of the guardrail, a first guide wheel (32) is pivotally configured through a connecting shaft, and the first guide wheel (32) is abutted against the inner side wall of the corrugated plate of the guardrail;

the first guide wheel (32) is used for attaching the box body (10) to the guardrail, so that the maintenance robot can move back and forth along a first direction (F) extending along the guardrail under the action of a coupling mechanism (30);

wherein the extension arm (31) is adaptively slidably coupled on the tank (10) along a third direction (T);

wherein the first direction (F), the second direction (S) and the third direction (T) are mutually perpendicular;

a drive mechanism (40) coupled to the wheel (20) and configured to drive the wheel (20) to rotate in a forward or reverse direction;

and the maintenance equipment (50) is arranged on the box body (10) and used for maintaining two sides of the highway guardrail.

2. Maintenance robot according to claim 1,

further comprising: a controller (60) for controlling the operation of the motor,

coupled to the drive mechanism (40) and configured to control the drive mechanism (40) to reciprocate along a direction in which the highway barrier extends;

coupled to the maintenance device (50) and configured to control the maintenance device (50) to perform a corresponding maintenance action.

3. Maintenance robot according to claim 1,

the maintenance equipment (50) comprises: an electric hedge trimmer (51) and a pesticide spraying machine (52).

4. Maintenance robot according to claim 1,

further comprising: a camera (70) for recording a video signal,

the camera (70) is mounted on the box body (10) and configured to monitor road surface condition information of the expressway and feed the information back to a background control center.

5. Maintenance robot according to claim 1,

further comprising: wireless subassembly that charges, it includes:

the wireless charging transmitter is adapted to the initial position of the expressway guardrail, is coupled with an external power supply and is configured to transmit a wireless charging signal;

the wireless charging receiver is coupled with a power supply of the maintenance robot (100) and configured to drive the maintenance robot (100) to a specified position when the maintenance robot needs to be charged, and the wireless charging receiver receives a wireless charging signal transmitted by the wireless charging transmitter so as to supplement the power supply.

6. Maintenance robot according to claim 5,

further comprising: the buffer upright post is arranged on the upper portion of the frame,

the maintenance robot is arranged at a designated position of the highway guardrail, and when the maintenance robot (100) needs to be supplemented with power, the maintenance robot (100) returns to the initial position and abuts against the buffer upright.

7. Maintenance robot according to claim 1,

in both the extension arm (31) and the case (10), a slide groove (311) is disposed along a third direction (T) of one of the extension arm and the case, and a slide rail (11) adapted to the slide groove (311) is disposed on the other of the extension arm and the case.

8. Maintenance robot according to claim 1,

further comprising: an alarm (80) is arranged on the base,

mounted on the box (10) and configured to emit an alarm signal to alert passing vehicles.

9. Maintenance robot according to claim 1,

further comprising: at least one second guide wheel (33) arranged along a third direction (T) and pivotably coupled to the box (10), the second guide wheel (33) being arranged opposite the first guide wheel (32) such that the second guide wheel (33) abuts against an outer side wall of the corrugated plate of the guardrail.

10. Maintenance robot according to claim 9,

-at least one of the first guide wheel (32) and the second guide wheel (33) being flexibly coupled, such that at least one of the two is able to adaptively adjust the position of the first guide wheel (32) and/or the second guide wheel (33) along a second direction (S).

Images