CN221072445U - Anti-collision device, snow removing equipment and snow removing robot - Google Patents

Abstract

The application discloses an anti-collision device, snow removing equipment and a snow removing robot, wherein the anti-collision device comprises: the anti-collision device comprises an anti-collision device and an anti-collision beam, wherein the anti-collision device is in a strip shape extending along the length direction, the anti-collision device comprises a supporting body and a mounting mechanism fixedly connected with the supporting body, and the supporting body is provided with an anti-collision component for triggering an alarm when colliding with an obstacle. The front of the anti-collision beam is provided with at least one anti-collision device, the back of the anti-collision beam is provided with a mounting piece for fixing the anti-collision device, the anti-collision beam is also provided with a wiring groove for wiring anti-collision components, and the anti-collision beam is provided with an assembly part matched with the mounting mechanism. Through set up the anticollision ware on the anticollision roof beam, the anticollision roof beam plays the safeguard function when colliding with the barrier, and the anticollision ware can trigger when contacting with the barrier and keep away the barrier circuit to correct and carry out the orbit and walk around the barrier. Through the collocation of anticollision ware and crashproof roof beam like this for buffer stop can realize safeguard function, possesses the effect of avoiding the barrier again.

Description

Anti-collision device, snow removing equipment and snow removing robot

Technical Field

The utility model relates to the technical field of robots, in particular to a collision prevention device, snow removing equipment and a snow removing robot.

Background

The snow plow robot is one kind of garden robot and includes one snow plow and one movable bogie for dragging the snow plow to move inside courtyard. The movable trolley is a wheel type or crawler type vehicle body, and the snow sweeping device mainly comprises a snow rolling mechanism and a snow throwing mechanism, wherein the snow rolling mechanism is used for throwing snow gather closely together on the ground to a snow rolling cabin, and the snow in the snow rolling cabin is thrown to a specified direction through the snow throwing mechanism.

In order to realize an automatic snow cleaning function, a snow cleaning robot generally needs to set a travel path in advance, and travel according to a set track when performing snow cleaning work. In order to avoid collision of the snow sweeping robot with obstacles in the automatic snow sweeping process, the front end of the snow sweeping robot is provided with an anti-collision rod, the anti-collision rod protrudes out of the front end for a certain distance, and when the anti-collision rod contacts with the obstacles, the damage caused by the collision of the snow sweeping device with the obstacles is avoided.

However, the anti-collision rod of the existing snowplow robot only has the function of protecting the snow sweeping device when colliding with an obstacle, and does not have the function of preventing collision and avoiding obstacle, so that equipment frequently collides with the obstacle, the service life of the equipment is influenced, and snow sweeping operation is interrupted.

Disclosure of utility model

The embodiment of the utility model aims to provide an anti-collision device, snow removing equipment and a snow removing robot, which can solve the technical problem of single function of the anti-collision device in the prior art.

The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows:

the application discloses an anti-collision device, which comprises:

The anti-collision device is in a strip shape extending along the length direction and comprises a support body and a mounting mechanism fixedly connected with the support body, and the support body is provided with an anti-collision component for triggering an alarm when colliding with an obstacle;

The front of the anti-collision beam is provided with at least one anti-collision device, the back of the anti-collision beam is provided with a mounting piece for fixing the anti-collision device, the anti-collision beam is also provided with a wiring groove for wiring an anti-collision assembly, and the anti-collision beam is provided with an assembly part matched with the mounting mechanism.

Through set up the anticollision ware on the anticollision roof beam, the anticollision roof beam plays the safeguard function when colliding with the barrier, and the anticollision ware can trigger when contacting with the barrier and keep away the barrier circuit to correct and carry out the orbit and walk around the barrier. Through the collocation of anticollision ware and crashproof roof beam like this for buffer stop can realize safeguard function, possesses the effect of avoiding the barrier again.

In one possible embodiment, the mounting mechanism includes a clip protrusion disposed at a bottom of the bumper, and the assembly portion includes a clip groove disposed at the bumper Liang Zhengmian, the clip protrusion being adapted to the clip groove.

The anti-collision device and the anti-collision beam are fixedly connected through the clamping protrusions and the clamping grooves, so that the anti-collision device can be quickly disassembled and assembled, and is convenient to assemble and maintain.

In a possible implementation mode, the protruding setting of card is in the support body bottom, and installation mechanism still includes the linking portion of connecting the protruding and support body of card, and assembly portion still is including being used for holding the protruding chamber of accomodating of card, accomodates the chamber setting in crashproof roof beam inside, and the draw-in groove communicates with accomodating the chamber, and the protruding of card is connected to linking portion one end, and the other end passes draw-in groove and support body fixed connection.

Therefore, the clamping protrusions are arranged in the accommodating cavity, and the connecting portions penetrate through the clamping grooves to connect the supporting body and the clamping protrusions, so that the fixed connection of the anticollision device and the anticollision beam is realized. After assembly, the clamping protrusion is positioned in the storage cavity, and the supporting body is positioned on the surface of the anti-collision beam, so that an obstacle avoidance effect is achieved when the supporting body is contacted with an obstacle.

In one possible implementation mode of the application, the mounting piece is a supporting rod fixed with the anti-collision beam, the wiring groove is arranged in the supporting rod, and the front surface of the anti-collision beam is provided with a wiring hole communicated with the supporting rod.

The anti-collision beam is fixedly arranged on the main body needing to avoid the obstacle through the supporting rod, the supporting rod is simultaneously used as a pipeline structure to facilitate the wiring of the anti-collision assembly, the wiring of the anti-collision assembly is led into the inside of the anti-collision beam from the front side of the anti-collision beam through the wiring hole, and the anti-collision beam is electrically connected through an external obstacle avoidance circuit of the supporting rod.

In one possible embodiment of the present application, the bumper further includes a junction box for connecting to an external circuit, one end of the junction box is electrically connected to the junction terminal of the bumper assembly, the other end of the junction box is electrically connected to the obstacle avoidance circuit, and the junction box is fixedly connected to the bumper device.

Through setting up the terminal box in buffer stop for the wiring of anticollision ware and anticollision circuit is located the equipment outside, and the anticollision ware wiring of being convenient for reduces the degree of difficulty of installation and maintenance.

In one possible embodiment of the application, the crash Liang Zhengmian is further provided with a wire organizer that mates with the crash cushion.

The reason line ware makes the connection between anticollision ware and the crashproof roof beam more firm, avoids the anticollision ware tip to stick up the limit simultaneously for buffer stop is whole more clean and tidy.

In one possible embodiment of the present application, the bumper assembly further includes:

A movable contact which is a strip extending along the length direction and is a flexible piece;

the fixed contact is in a strip shape matched with the movable contact;

The movable contact and the static contact are fixedly arranged on the support body at a certain gap, the support body allows the movable contact to be in electrical contact with the static contact under the action of external force, and the support body further comprises reset pieces used for resetting the movable contact and the static contact to two sides of the gap after the external force is removed.

The obstacle avoidance circuit is triggered by directly generating physical contact (direct contact) through the fixed contact and the movable contact under the action of external force, so that an alarm can be timely triggered when the obstacle avoidance circuit collides with an obstacle, meanwhile, the dependence on electromagnetic waves is reduced, the stability of the obstacle avoidance device is improved, and the obstacle avoidance capability is more reliable when the obstacle avoidance device is used for coping with complex working environments such as severe weather. In addition, the existing anti-collision device mostly adopts a pressure obstacle avoidance device distributed in a detection area, and anti-collision detection is realized in a point contact detection mode, and the movable contact is set to be a long-strip-shaped flexible piece, so that local deformation can be generated when any point on the obstacle avoidance device is impacted, and an obstacle avoidance circuit is triggered by contact with a static contact, so that a continuous line contact detection belt is formed in the coverage area of the anti-collision device, and compared with the traditional pressure obstacle avoidance device, the point contact detection scheme has higher precision, and detection dead angles are eliminated or reduced.

As one possible implementation mode of the anti-collision obstacle avoidance device, the support body is an elastic tube body, the elastic tube body is an insulator, the movable contact and the fixed contact are arranged on the inner wall of the elastic tube body along the length direction, and the inner wall between the movable contact and the fixed contact serves as the reset piece.

Through establishing the supporter into the body, movable contact and stationary contact set up in the body inner wall for the anticollision device is whole to form relatively closed structure, plays the guard action to stationary contact and movable contact, reduces the influence of external environment, reduces the fault rate of equipment bureau, increase of service life. Meanwhile, the tubular supporting body is easy to process and low in production cost.

In one possible embodiment of the application, the front side of the impact beam is provided with one of said bumpers on each side. Through set up the anticollision ware respectively in the both sides of crashproof roof beam, can detect crashproof roof beam both sides simultaneously.

In another possible embodiment, a bumper is also provided at the center of the bumper Liang Zhengmian. Like this, through openly setting up three anticollision device at the anticollision roof beam, can realize crashproof function from three angles, and three anticollision device's detection precision is increased to independent each other, is convenient for to the unknown accurate location of barrier.

The embodiment of the application also discloses snow removing equipment, which comprises:

The snow collecting mechanism is used for gather closely together snow;

the snow throwing mechanism is communicated with the snow collecting mechanism and is used for throwing snow of the snow collecting mechanism gather closely together out;

And the anti-collision device is arranged on the outer surface of the snow removing device.

The embodiment of the application also discloses a snowplow robot, which comprises:

The snow removing device is used for removing snow on a moving path;

And the vehicle body is fixedly connected with the snow removing equipment and used for dragging the snow removing equipment to move.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.

FIG. 1 is a schematic view of the overall structure of a snowplow robot disclosed in an embodiment of the application;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the anti-collision device according to the embodiment of the present application;

fig. 4 is an assembly view of a bump guard in an embodiment of the present application.

FIG. 5 is a cross-sectional view A-A of FIG. 3;

FIG. 6 is a schematic view of a bumper according to an embodiment of the present application;

fig. 7 is a sectional view of B-B in fig. 6.

Reference numerals and corresponding meanings:

a snow sweeping device 1, a snow collecting mechanism 11 and a snow throwing mechanism 12;

A vehicle body 2;

The anti-collision device comprises an anti-collision device 3, a support body 30, a clamping protrusion 31, a connecting part 32, a junction box 33, a fixed contact 34, a movable contact 35, a top packaging body 36, a bottom packaging body 37, a guide groove 370 and a junction terminal 38;

the anti-collision beam 4, the wiring groove 40, the clamping groove 41, the accommodating cavity 42, the supporting rod 43, the wiring hole 44 and the wire arranging device 45.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Unless otherwise defined, features such as "parallel", "perpendicular" and "identical" as used in the embodiments of the present utility model include cases where "parallel", "perpendicular", "identical" and the like are in strict sense, and cases where "substantially parallel", "substantially perpendicular", "substantially identical" and the like include certain errors. For example, the above-described "approximately" may indicate that the difference of the compared objects is within 10%, or 5%, of the average value of the compared objects. Where no number of a component or element is specifically indicated below in the context of embodiments of the present utility model, it is intended that the component or element may be one or more or it may be understood that at least one. "at least one" means one or more, and "a plurality" means at least two.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

In addition, the technical features mentioned in the different embodiments of the utility model described below can be combined with one another as long as they do not conflict with one another. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

The application discloses a snow plow robot, which comprises a snow removing device 1, a vehicle body 2 and an anti-collision device, as shown in figure 1. The snow removing device 1 comprises a snow collecting mechanism 11 and a snow throwing mechanism 12, the snow collecting mechanism 11 is used for gather closely together snow, the snow throwing mechanism 12 is communicated with the snow collecting mechanism 11 and used for throwing gather closely together snow out, and the anti-collision device is arranged outside the snow removing device 1 and used for preventing the snow removing device 1 from colliding with an obstacle to prevent a snowplow robot from running.

As shown in fig. 2-5, the anti-collision device comprises an anti-collision device 3 and an anti-collision beam 4, the anti-collision device 3 is in a strip shape extending along the length direction, the anti-collision device 3 comprises a support body 30 and a mounting mechanism fixedly connected with the support body 30, the support body 30 is an anti-collision component, when the snowplow robot contacts with an obstacle, the anti-collision component is used for detecting the existence of the obstacle to trigger an obstacle avoidance circuit, and the travel track of the snowplow robot is controlled to avoid the obstacle. The front of the anti-collision beam 4 is provided with at least one anti-collision device 3, the back of the anti-collision beam 4 is provided with a mounting piece for fixing the anti-collision device, the anti-collision beam 4 is also provided with a wiring groove 40 for wiring anti-collision components, and the anti-collision beam 4 is provided with an assembly part matched with a mounting mechanism.

Through setting up at least one anticollision device 3 on crashproof roof beam 4 like this, crashproof roof beam 4 plays the safeguard function when colliding with the barrier, and anticollision device 3 can trigger when contacting with the barrier and keep away the barrier circuit to correct the track of going on of sweeping snow and robot, realize stopping or walk around the barrier and keep away the barrier function. Through the collocation of anticollision ware 3 and crashproof roof beam 4 like this for buffer stop can realize safeguard function, possesses the effect of avoiding the barrier again.

As shown in fig. 3 to 5, the mounting mechanism includes a clamping protrusion 31 disposed at the bottom of the bumper 3, and the assembly portion includes a clamping groove 41 disposed on the front surface of the bumper beam 4, where the clamping protrusion 31 is adapted to the clamping groove 41. The anti-collision device and the anti-collision beam are fixedly connected through the clamping protrusions and the clamping grooves, so that the anti-collision device can be quickly disassembled and assembled, and is convenient to assemble and maintain. Specifically, the clamping protrusion 31 is disposed at the bottom of the supporting body 30, and in this embodiment, the clamping protrusion 31 and the supporting body 30 are integrally formed, and in other embodiments of the present application, the clamping protrusion 31 and the supporting body 30 may be integrally formed by assembling and fixedly connecting. The installation mechanism further comprises a connecting part 32 for connecting the clamping protrusion 31 and the supporting body 30, the assembly part further comprises a containing cavity 42 for containing the clamping protrusion 31, the containing cavity 42 is arranged inside the anti-collision beam 4, a clamping groove 41 formed in the surface of the anti-collision beam 4 is communicated with the containing cavity 42, one end of the connecting part 32 is connected with the clamping protrusion 31, and the other end of the connecting part passes through the clamping groove 41 and is fixedly connected with the supporting body 30.

In this way, under the assembled state, the convex clamping part 31 is arranged in the accommodating cavity 42, the connecting part 32 passes through the clamping groove 41 from the accommodating cavity 42, and the supporting body 30 outside the accommodating cavity 42 is connected with the convex clamping part 31 in the accommodating cavity 42, so that the fixed connection of the anti-collision device 3 and the anti-collision beam 4 is realized. That is, in the assembled state, the clip protrusion 31 is located in the accommodating cavity 42, and the supporting body 30 is located outside the accommodating cavity 42 and in front of the anti-collision beam 4, so as to realize the obstacle avoidance function when contacting with an obstacle.

As shown in fig. 1 to 5, the mounting member is a support rod 43, one end of the support rod 43 is fixedly connected with the back surface of the anti-collision beam 4, and the other end is fixedly connected with the housing of the snow removing apparatus 1. The supporting rod 43 is of a hollow structure, and a line of the anti-collision assembly extends into the supporting rod 43 from the wiring groove 40, and is electrically connected with an obstacle avoidance circuit arranged inside the snow removing device 1 in the supporting rod 43. The back of the anti-collision beam 4 is provided with a wiring hole 44, the wiring groove 40 is communicated with the inner cavity of the supporting rod 43 through the wiring hole 44, and the wiring enters the supporting rod 43 through the wiring groove 40.

Thus, the anti-collision beam 4 is fixedly arranged on the shell of the snow removing equipment 1 through the supporting rod 43, so that the anti-collision device is fixedly connected with the snow removing equipment 1. The bracing piece 43 is still used for the wiring simultaneously as pipeline structure simultaneously, and the wiring of anticollision subassembly is passed through line hole 44 by inside the front entering anticollision roof beam 4 of anticollision roof beam 4 to through bracing piece 43 and keep away the barrier circuit electricity and be connected, make the anticollision subassembly realize inside wiring, be convenient for installation and maintenance.

The wiring terminal of the existing snow plow robot anti-collision system is often arranged in the snow removing device 1 or in the vehicle body 2, so that the wiring can be completed only by disassembling the snow removing device 1 when the anti-collision device 3 is maintained or replaced, great inconvenience is brought to the maintenance and assembly of the device, and in order to solve the problem, the wiring position of the anti-collision assembly and the obstacle avoidance circuit is arranged in the anti-collision device in the implementation. Specifically, a junction box 33 is disposed in the supporting rod 43, one end of the junction box 33 is electrically connected with the obstacle avoidance circuit, and the other end of the junction box is connected with the junction terminal 38 of the anti-collision assembly in a plug-in manner. The terminal box 33 is fixedly connected with the back of the anti-collision beam 4, and the terminal box 33 can be opened to realize the insertion and the extraction of the terminal 38, so that the installation is convenient and the daily maintenance of products is convenient.

As shown in fig. 6 and 7, the bumper 3 includes a stationary contact 34 and a movable contact 35, a connection terminal 36 for connecting the stationary contact 34 and the movable contact 35, respectively, and a support 30 for fixing the movable contact 35 and the stationary contact 34, wherein the movable contact 35 is elongated and extends in the longitudinal direction, the movable contact 35 is a flexible member having elastic deformation capability, the stationary contact 34 is elongated and is adapted to the movable contact 35, and both the movable contact 35 and the stationary contact 34 are conductors. The movable contact 35 and the fixed contact 34 are fixedly arranged on the support body 30 at a certain gap, the support body 30 allows the movable contact 35 to be in electrical contact with the fixed contact 34 under the action of external force, and the support body 30 further comprises reset pieces for resetting the movable contact 35 and the fixed contact 34 to two sides of the gap after the external force is removed.

Through stationary contact 34 and movable contact 35 direct contact under the exogenic action to trigger and keep away the barrier circuit, can enough realize in time triggering the alarm when colliding with the barrier, reduce simultaneously to the dependence of electromagnetic wave, make the stability of bumper 3 promote, keep away the barrier ability more reliably when coping with complicated operational environment such as bad weather. In addition, the existing anti-collision device 3 mostly adopts pressure obstacle avoidance devices distributed in a detection area, and anti-collision detection is realized in a point contact detection mode, and the movable contact 35 is a long-strip-shaped flexible piece, so that any point on the anti-collision device 3 can generate local deformation when being collided, and is contacted with a static contact to trigger an obstacle avoidance circuit, thus a continuous line contact detection belt is formed in the coverage area of the obstacle avoidance device 3, and compared with the traditional pressure obstacle avoidance device point contact detection scheme, the accuracy is higher, and the detection dead angle is eliminated or reduced.

As shown in fig. 6 to 7, the supporting body 3 is an elastic tube body, the elastic tube body is an insulator, the movable contact 35 and the stationary contact 34 are arranged on the inner wall of the elastic tube body along the length direction, and the inner wall of the elastic tube body between the movable contact 35 and the stationary contact 34 serves as a reset member.

Through setting support body 3 to the elasticity body, movable contact 35 and stationary contact 34 set up in the body inner wall for keep away barrier 3 wholly and form relatively closed structure, play the guard effect to stationary contact 34 and movable contact 35, reduce the influence of external environment, reduce the fault rate of equipment bureau, increase of service life. Meanwhile, the tubular supporting body is easy to process and low in production cost.

As shown in fig. 7, the elastic tube body comprises an arched tube top and a planar tube bottom, the movable contact 35 is fixedly arranged in the inner cavity of the tube top, and the stationary contact 34 is fixedly arranged on the inner surface of the tube bottom.

Like this through setting up the pipe roof to arch for movable contact 35 receives the outside pressure inwards to produce elastic deformation and can produce bigger restoring force, adopts such structure can reduce the requirement to elastic tube body 34 to material elasticity ability, both satisfies movable contact 35 and has reset the requirement after external force withdraws, strengthens the reset ability of equipment from the structure again, improves the reliability of product, reduces the requirement to production material, and then reduces manufacturing cost.

Further, the top of the tube is provided with a top packaging body 36 for packaging the movable contact 35, the top packaging body 36 is a conductor, the bottom of the tube is provided with a bottom packaging body 37 for packaging the fixed contact 34, and the bottom packaging body 37 is also a conductor. The top package 36 and the bottom package 37 are both conductors, so that when the top package 35 contacts the bottom package 36, the movable contact 35 and the stationary contact 34 can be indirectly electrically contacted, thereby triggering the collision-loading obstacle avoidance circuit.

The movable contact 35 and the fixed contact 34 are packaged in the top packaging body 36 and the bottom packaging body 37, so that the movable contact 35 and the fixed contact 34 are prevented from being exposed, the service life of the movable contact is prolonged, meanwhile, the movable contact 35 and the fixed contact 34 are fixed on the support body more firmly by adopting the structure, the deformation track of the movable contact 35 and the deformation track of the pipe top are kept consistent, the fixed contact 34 and the pipe bottom are kept relatively static, and the detection precision of equipment is ensured.

Further, as shown in fig. 7, the inner surface of the bottom of the tube is provided with a guiding groove 370 with two inclined sides toward the center, the stationary contact 34 is arranged at the center of the bottom of the guiding groove 370, and the top packaging body 36 and the guiding groove 370 are adapted to be protruded on the inner wall of the top of the tube. Specifically, the bottom package 37 extends to both sides of the bottom of the tube, and forms a guide groove 370, and the top package 36 protrudes downward, forming a ridge structure that matches the shape of the inner cavity of the guide groove 370.

Thus, when the tube body is elastically deformed, the top packing body 36 can be brought into surface contact with the guide groove 370, increasing the electrical contact area therebetween. In addition, by providing the guide groove 370, the movable contact 35 is guided to slide to the bottom of the guide groove 370 when the movable contact 35 moves to the fixed contact 34, thereby realizing the electric contact with the fixed contact 34, and playing a guiding role in the contact process of the fixed contact 34 and the movable contact 35

In this embodiment, the top package 36 and the bottom package 37 are made of elastic materials. Thus, firstly, the top packaging body 36 and the bottom packaging body 37 are made of elastic materials, so that when the elastic tube body is deformed locally, the top packaging body 36 can also deform elastically, and the sensitivity of the device is improved. Secondly, under the action of external force, the top packaging body 36 and the bottom packaging body 37 can play a role in buffering through elastic deformation, so that the loss of rigid contact to equipment is reduced, and the service life of the product is prolonged.

In this embodiment, the tube body is a rubber tube having a certain elastic deformation amount. The rubber tube meets the requirements of equipment on elastic deformation capability and insulating capability, and is convenient to process and low in production cost. The movable contact 35 and the stationary contact 34 are wires fixed to the pipe body (support body) in the longitudinal direction. The movable contact 35 has certain elastic deformation capability and good conductivity through the ductility of the metal wire, and meanwhile, the metal wire has good toughness, so that the structural strength of a product is increased, and the movable contact 35 and the stationary contact 34 are not easy to break.

As shown in fig. 1 to 5, two sides of the front surface of the impact beam 4 are respectively provided with an impact damper 3. By arranging the bumpers 3 on both sides of the bumper beam 4, both sides of the bumper beam 4 can be detected at the same time. In other embodiments, a bumper 3 is also provided in the center of the bumper Liang Zhengmian. Like this, through openly setting up three anticollision device 3 at crashproof roof beam 4, can realize crashproof function from three angles, and three anticollision device 3 are independent respectively with keep away the barrier circuit and be connected, can increase buffer stop's detection precision like this, be convenient for to the unknown accurate location of barrier. And in order to make the tip of single bumper guard 3 stick up the limit, still be equipped with reason line ware 45 in the end of crashproof roof beam 4, reason line ware 45 makes the connection between bumper guard and the crashproof roof beam 4 more firm, avoids the bumper guard 3 tip to stick up the limit simultaneously for buffer stop is whole more clean and tidy.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (12)

1. An anti-collision device, comprising:

The anti-collision device comprises an anti-collision device, a driving device and a control device, wherein the anti-collision device is in a strip shape extending along the length direction and comprises a support body and a mounting mechanism fixedly connected with the support body, and the support body is provided with an anti-collision component for triggering an obstacle avoidance circuit when contacting an obstacle;

The anti-collision beam is characterized in that at least one anti-collision device is arranged on the front face of the anti-collision beam, a mounting piece for fixing the anti-collision device is arranged on the back face of the anti-collision beam, a wiring groove for wiring the anti-collision assembly is further formed in the anti-collision beam, and an assembly part matched with the mounting mechanism is arranged on the anti-collision beam.

2. The anti-collision device of claim 1, wherein the mounting mechanism comprises a clamping protrusion disposed at the bottom of the anti-collision device, and the assembly portion comprises a clamping groove disposed at the anti-collision Liang Zhengmian, and the clamping protrusion is adapted to the clamping groove.

3. The anti-collision device according to claim 2, wherein the clamping protrusion is arranged at the bottom of the supporting body, the mounting mechanism further comprises a connecting portion for connecting the clamping protrusion with the supporting body, the assembly portion further comprises a containing cavity for containing the clamping protrusion, the containing cavity is arranged inside the anti-collision beam, the clamping groove is communicated with the containing cavity, one end of the connecting portion is connected with the clamping protrusion, and the other end of the connecting portion penetrates through the clamping groove and is fixedly connected with the supporting body.

4. The anti-collision device of claim 1, wherein the mounting member is a supporting rod fixedly connected with the anti-collision beam, the wiring groove is arranged in the supporting rod, and the front surface of the anti-collision beam is provided with a wiring hole communicated with the supporting rod.

5. The anti-collision device of claim 4, in which the anti-collision device further comprises a junction box for connecting an external circuit, one end of the junction box is electrically connected to the junction terminal of the anti-collision assembly, the other end of the junction box is electrically connected to the obstacle avoidance circuit, and the junction box is fixedly connected to the anti-collision device.

6. The anti-collision device of claim 1, wherein the anti-collision Liang Zhengmian is further provided with a wire organizer that mates with the anti-collision device.

7. The bump guard of claim 1 wherein the bump guard assembly further comprises:

the movable contact is in a strip shape extending along the length direction, and is a flexible piece;

the fixed contact is in a strip shape matched with the movable contact;

The movable contact and the fixed contact are fixedly arranged on the support body at a certain gap, the support body allows the movable contact to be in electrical contact with the fixed contact under the action of external force, and the support body further comprises a reset piece used for resetting the movable contact and the fixed contact to two sides of the gap after the external force is removed.

8. The anti-collision device according to claim 7, wherein the support body is an elastic tube body, the elastic tube body is an insulator, the movable contact is disposed on an inner wall of the elastic tube body along a length direction of the stationary contact, and the inner wall between the movable contact and the stationary contact serves as the reset member.

9. The impact device of claim 1, wherein the impact beam front face is provided with one of the impact bumpers on each side.

10. The anti-collision device of claim 9, wherein the anti-collision Liang Zhengmian is further provided with one of the anti-collision devices at a center thereof.

11. A snow removing apparatus, characterized by comprising:

The snow collecting mechanism is used for gather closely together snow;

the snow throwing mechanism is communicated with the snow collecting mechanism and is used for throwing snow of the snow collecting mechanism gather closely together out;

The bump guard as claimed in any one of claims 1 to 10, which is provided on an outer surface of the snow removing apparatus.

12. A snowplow robot, comprising:

the snow removing apparatus as claimed in claim 11, for removing snow on a moving path thereof;

and the vehicle body is fixedly connected with the snow removing equipment and used for dragging the snow removing equipment to move.