Carriage cleaning robot walking guide device

Abstract

The utility model relates to the technical field of cleaning robots, in particular to a walking guide device of a carriage cleaning robot. According to the technical scheme, the cleaning robot comprises a cleaning robot body, and a navigation module protection assembly used for receiving signals of the cleaning robot body is arranged at the top of the cleaning robot body; the contact buffering assembly further comprises an arc-shaped plate protruding out of the outermost periphery of the cleaning robot body, a connecting rod is fixedly connected to the inner concave face of the arc-shaped plate, hinge rods are rotationally connected to the two sides of one end of the connecting rod, and sliding rods connected with the side wall of the mounting cavity are connected to the other ends of the hinge rods. A pressure sensor is fixedly connected to the sliding rod. The guiding device is compact and novel in structure, guiding walking of the cleaning robot is achieved, accurate cleaning of a carriage is guaranteed, the anti-interference capacity is high, the contact buffering assembly is arranged, the cleaning path is adjusted in time, buffering is provided, and damage caused by collision of the cleaning robot body is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cleaning robot technical field especially relates to a carriage cleaning robot walking direction device. BACKGROUND

[0002] With the rapid development of the logistics transportation industry, the cargo transportation volume is increasing, and the cleaning and maintenance of the carriage become more and more important. The traditional carriage cleaning mainly relies on manual completion, however, manual cleaning is not only inefficient, but also labor-intensive, and there are many inconveniences in some small and complex carriage environment, and it is difficult to guarantee the comprehensiveness and thoroughness of cleaning. Therefore, the carriage cleaning robot emerges as the times require, which can replace manual work to complete the cleaning work in the carriage, improve the cleaning efficiency and quality. In the running process of the carriage cleaning robot, the walking direction device plays a key role. It determines whether the robot can move accurately in the carriage according to the predetermined path to realize comprehensive and efficient cleaning. However, the existing carriage cleaning robot walking direction device lacks a protection assembly when in use, so it cannot accurately navigate and guide according to the actual walking path. In view of the above reasons, the application proposes a walking direction device for buffering and ensuring the accuracy of the carriage cleaning robot. SUMMARY

[0003] The utility model aims at the problem existing in the background art, proposes a walking direction device for buffering and ensuring the accuracy of the carriage cleaning robot.

[0004] The technical scheme of the utility model: a carriage cleaning robot walking direction device, including the cleaning robot main part, navigation module protection assembly for signal receiving of the cleaning robot main part is provided to the top of cleaning robot main part, the mobile wheel assembly for driving its movement is provided to the bottom of cleaning robot main part, the installation cavity is set up at four corner positions of cleaning robot main part, and a plurality of installation cavities are provided with contact buffer assembly in it;

[0005] The contact buffer assembly further includes an arc-shaped plate protruding from the outermost periphery of the cleaning robot main body, the inner concave surface of the arc-shaped plate is fixedly connected with a connecting rod, the connecting rod is rotatably connected with a hinged rod on both sides of one end of the connecting rod, the other end of the hinged rod is connected with a sliding rod connected with the side wall of the installation cavity, and a pressure sensor is fixedly connected to the sliding rod.

[0006] Optionally, the sliding rod is in the shape of "L", and a second spring is fixedly connected to one side of the pressure sensor, and the other end of the second spring is connected with a sleeve set on the outer circle of the sliding rod.

[0007] Optionally, the sleeve is fixedly connected with a contact block on one side, and the second spring is sleeved on the outer circle of the sliding rod.

[0008] Optionally, the hinged rod is hinged to the sleeve at one end away from the connecting rod.

[0009] Optionally, a guide slot is formed in the connecting rod, and a guide rod is arranged in the guide slot, one end of the guide rod being fixedly connected to the inner wall of the mounting cavity.

[0010] Optionally, a first spring is connected to one end of the connecting rod away from the arc-shaped plate, one end of the first spring being connected to the inner wall of the mounting cavity, and the first spring being sleeved on the outer ring of the guide rod.

[0011] Optionally, the navigation module protection assembly comprises a mounting base mounted on the top of the cleaning robot main body, a mounting groove is formed in the top of the mounting base, a rubber pad one with a 'U' shaped structure in cross section is arranged in the mounting groove, a rubber pad two is connected to the inner wall of the rubber pad one, and a navigation module main body is arranged above the rubber pad two.

[0012] Optionally, a metal shielding cover is arranged on the top of the navigation module main body.

[0013] Compared with the prior art, the utility model has the advantages of the following beneficial technical effects:

[0014] The utility model discloses a special damping anti-interference mounting structure is designed on the outside of the navigation module main body, adopts multilayer damping rubber pad, separates the navigation module main body and the cleaning robot main body, effectively reduces the influence of vibration on the sensor during the driving of the carriage, realizes the accurate guidance to the cleaning robot main body, and ensures the accuracy of navigation.

[0015] Further, the contact buffering assembly is arranged to realize the external protection and anti-collision of the cleaning robot main body, the arc-shaped plate contacts the impact surface to realize the pushing of the connecting rod to one end of the hinged rod, the sleeve along the sliding rod compresses the second spring, the contact of the contact block and the pressure sensor realizes the sending of the contact signal to the control center, the running track of the cleaning robot main body is adjusted, the correction of the cleaning road is realized, and the arrangement of the plurality of springs realizes the impact buffering.

[0016] In conclusion, the utility model has the advantages of compact and novel structure, realizes the guided walking of the cleaning robot, ensures the accurate cleaning of the carriage, has strong anti-interference ability, has the protection and guidance assembly, realizes the timely adjustment of the cleaning path, provides buffering, and avoids the damage of the cleaning robot main body caused by the impact. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The utility model discloses a three-dimensional structure schematic diagram is given;

[0018] Figure 2 It is the cross section schematic diagram of navigation module protection assembly in the utility model;

[0019] Figure 3 Figure 1 is a schematic view of a partial structure section of a cleaning robot body;

[0020] Figure 4 Figure 3 is a schematic view of a cross-section of a contact buffering assembly.

[0021] Reference signs:

[0022] 1. cleaning robot body; 11. mounting cavity;

[0023] 2. navigation module protection assembly; 21. mounting base; 22. mounting groove; 23. rubber pad one; 24. rubber pad two; 25. navigation module body; 26. metal shielding cover;

[0024] 3. contact buffering assembly; 31. arc plate; 310. guide groove; 32. connecting rod; 33. guide rod; 34. first spring; 35. hinged rod; 36. sleeve; 37. sliding rod; 38. second spring;

[0025] 4. moving wheel assembly;

[0026] 5. contact block;

[0027] 6. pressure sensor. DETAILED DESCRIPTION

[0028] The technical solutions of the present disclosure will be described clearly and completely below in combination with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all the embodiments of the present disclosure.

[0029] The components of the embodiments of the present disclosure generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present disclosure provided in the accompanying drawings is not intended to limit the scope of the claimed present disclosure, but only represents selected embodiments of the present disclosure.

[0030] Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present disclosure.

[0031] In the description of the present disclosure, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present disclosure.

[0032] In the description of the present disclosure, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present disclosure can be understood according to the specific circumstances.

[0033] Embodiment 1

[0034] As Figure 1 shown, the utility model provides a car compartment cleaning robot walking guide device, including cleaning robot main body 1, the top of cleaning robot main body 1 is provided with the navigation module protection assembly 2 for cleaning robot main body 1 signal reception, the bottom of cleaning robot main body 1 is provided with the movement wheel assembly 4 for driving its movement, the four corner positions of cleaning robot main body 1 are provided with installation cavity 11, a plurality of installation cavities 11 are all provided with contact buffer assembly 3;

[0035] As Figure 3 and Figure 4 shown, contact buffer assembly 3 further includes the arc plate 31 of protruding cleaning robot main body 1 outermost, the arc plate 31 is rubber material, the inner concave surface of arc plate 31 is fixedly connected with connecting rod 32, the guide groove 310 is set up in connecting rod 32, the guide rod 33 is set up in guide groove 310, the inner wall of installation cavity 11 is fixedly connected with one end of guide rod 33, the setting of guide groove 310 and guide rod 33 provides the guide for the pushing of connecting rod 32, the one end of connecting rod 32 away from arc plate 31 is connected with first spring 34, one end of first spring 34 is connected with the inner wall of installation cavity 11, and first spring 34 is sleeved on the outer circle of guide rod 33;The both sides of one end of connecting rod 32 are rotatably connected with hinged rod 35, the end away from connecting rod 32 of hinged rod 35 is hinged with sleeve 36, the other end of hinged rod 35 is connected with slide bar 37 connected with the side wall of installation cavity 11, and pressure sensor 6 is fixedly connected on slide bar 37, slide bar 37 is "L" letter-shaped structure, one side of pressure sensor 6 is fixedly connected with second spring 38, second spring 38 is low-strength spring with first spring 34, the other end of second spring 38 is connected with sleeve 36 that is sleeved on the outer circle of slide bar 37, one side of sleeve 36 is fixedly connected with contact block 5, and second spring 38 is sleeved on the outer circle of slide bar 37.

[0036] In the embodiment, the cleaning of the carriage floor is realized by the cleaning robot body 1. During the movement of the cleaning robot body 1, if one of the arc-shaped plates 31 is impacted, the connecting rod 32 will move along the guide rod 33, the compression of the first spring 34 is realized, one end of the connecting rod 32 pushes one end of the articulated rod 35, the other end of the articulated rod 35 slides the sleeve 36 along the slide rod 37, the contact block 5 contacts and collides with the pressure sensor 6, and the collision contact information is transmitted to the navigation module body 25, and timely feedback is realized to the control system, so that the movement track of the cleaning robot body 1 is adjusted.

[0037] Embodiment 2

[0038] As shown in Figure 1 and Figure 2 based on the basis of embodiment 1, the navigation module protection assembly 2 comprises a mounting base 21 mounted on the top of the cleaning robot body 1, the top of the mounting base 21 is provided with a mounting groove 22, the mounting groove 22 is provided with a rubber pad one 23 with a "U" type structure, the inner wall of the rubber pad one 23 is connected with a rubber pad two 24, the navigation module body 25 is arranged above the rubber pad two 24, the rubber pad one 23 and the rubber pad two 24 are combined to realize the buffering of the navigation module body 25, the navigation module body 25 is separated from the cleaning robot body 1, the influence of the vibration on the sensor during the driving of the carriage is effectively reduced, and at the same time, the top of the navigation module body 25 is provided with a metal shielding cover 26, the external electromagnetic interference is shielded by the metal shielding cover 26, and the electronic elements of the navigation module body 25 are not disturbed.

[0039] The above specific embodiments are only several optional embodiments of the utility model, based on the technical scheme of the utility model and the related enlightenment of the above embodiments, the person skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A carriage cleaning robot walking guide device, comprising a cleaning robot body (1), the top of the cleaning robot body (1) is provided with a navigation module protection assembly (2) for signal receiving of the cleaning robot body (1), the bottom of the cleaning robot body (1) is provided with a moving wheel assembly (4) for driving its movement, characterized in that: The mounting cavity (11) is arranged at the four corners of the cleaning robot body (1), and a contact buffering assembly (3) is arranged in each mounting cavity (11). The contact buffering assembly (3) further comprises an arc-shaped plate (31) protruding from the outermost periphery of the cleaning robot body (1), the inner concave surface of the arc-shaped plate (31) is fixedly connected with a connecting rod (32), the connecting rod (32) is rotatably connected with a hinged rod (35) at both sides of one end of the connecting rod (32), the other end of the hinged rod (35) is connected with a sliding rod (37) connected with the side wall of the mounting cavity (11), and the sliding rod (37) is fixedly connected with a pressure sensor (6).

2. The walking guide device for a carriage cleaning robot according to claim 1, wherein The sliding rod (37) is in an "L" shape structure, one side of the pressure sensor (6) is fixedly connected with a second spring (38), and the other end of the second spring (38) is connected with a sleeve (36) sleeved on the outer circle of the sliding rod (37).

3. The walking guide device for a carriage cleaning robot according to claim 2, wherein One side of the sleeve (36) is fixedly connected with a contact block (5), and the second spring (38) is sleeved on the outer circle of the sliding rod (37).

4. The walking guide device for a carriage cleaning robot according to claim 1, wherein The other end of the hinged rod (35) away from the connecting rod (32) is hinged to the sleeve (36).

5. The walking guide device for a carriage cleaning robot according to claim 1, wherein The connecting rod (32) is provided with a guide groove (310) therein, and a guide rod (33) is arranged in the guide groove (310).

6. The walking guide device for a carriage cleaning robot according to claim 5, wherein The other end of the connecting rod (32) away from the arc-shaped plate (31) is connected with a first spring (34), one end of the first spring (34) is connected with the inner wall of the mounting cavity (11), and the first spring (34) is sleeved on the outer circle of the guide rod (33).

7. The walking guide device for a carriage cleaning robot according to claim 1, wherein The navigation module protection assembly (2) comprises a mounting base (21) mounted on the top of the cleaning robot body (1), the top of the mounting base (21) is provided with a mounting groove (22), the mounting groove (22) is provided with a rubber pad one (23) in a "U" shape structure, the inner wall of the rubber pad one (23) is connected with a rubber pad two (24), and the navigation module body (25) is arranged above the rubber pad two (24).

8. The walking guide device for a carriage cleaning robot according to claim 7, wherein The top of the navigation module body (25) is covered with a metal shielding cover (26).

Images