CN220662681U - Automatic cleaning device and crawler belt travelling mechanism - Google Patents

Abstract

The utility model discloses an automatic cleaning device and a crawler travelling mechanism, wherein the crawler travelling mechanism comprises a chassis bracket and a crawler, the crawler is provided with an inner side surface, the automatic cleaning device is suitable for cleaning the inner side surface, and the automatic cleaning device comprises: the base is fixed on the chassis bracket and comprises a first installation part, and the base is provided with a first plane; the scraping plate is movably arranged on the base and comprises a second installation part, at least part of the scraping plate is clung to the first plane, and the scraping plate cleans the inner side surface; the movable shaft is connected with the first installation part and the second installation part and is relatively fixed with the base or the scraping plate; the elastic piece is sleeved on the periphery of the movable shaft and is positioned between the first installation part and the second installation part. The automatic cleaning device can automatically clean the crawler belt in the traveling process of the crawler belt travelling mechanism, and meanwhile, the cleaning of the inner side surface of the crawler belt travelling mechanism in the forward traveling process and the reverse traveling process can be realized.

Description

Automatic cleaning device and crawler belt travelling mechanism

Technical Field

The utility model relates to the technical field of crawler cleaning, in particular to an automatic cleaning device and a crawler travelling mechanism.

Background

At present, a large amount of soil sand and stones can be accumulated on the inner side surface of a track in the long-term walking process of a solar photovoltaic panel cleaning robot with a crawler type walking device, so that clamping stagnation occurs between a driving wheel and a core iron of the track in the driving process, and further deformation and vibration of the track are caused. The phenomenon not only can influence the normal running of the crawler running device, but also can break the crawler even in severe cases.

Therefore, it is necessary to provide a new automatic cleaning device and crawler belt running mechanism to solve the above problems.

Disclosure of Invention

The utility model aims to provide an automatic cleaning device capable of cleaning the inner side surface of a crawler belt and a crawler belt travelling mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic cleaning device suitable for cleaning a crawler running mechanism, the crawler running mechanism comprising a chassis support and a crawler, the crawler having an inner side and an outer side, the automatic cleaning device being suitable for cleaning the inner side, the automatic cleaning device comprising:

the base is fixed on the chassis bracket and comprises a first installation part, the base is provided with a first plane, and the first plane comprises a first wall and a second wall which are positioned at two sides of the first installation part;

the scraping plate is movably arranged on the base and comprises a second installation part, the scraping plate is at least partially clung to the first wall, and the scraping plate cleans the inner side surface;

the movable shaft is connected with the first installation part and the second installation part, and is relatively fixed with the base or the scraping plate;

the elastic piece is sleeved on the periphery of the movable shaft and is positioned between the first installation part and the second installation part.

As a further improved technical scheme of the utility model, the first mounting part is provided with a first through hole, the second mounting part is provided with a second through hole, and the movable shaft passes through the first through hole and the second through hole.

As a further improved technical scheme of the utility model, one end of the movable shaft is at least partially positioned at one side of the first mounting part far away from the second mounting part, and the other end of the movable shaft is at least partially positioned at one side of the second mounting part far away from the first mounting part.

As a further improved technical scheme of the utility model, the automatic cleaning device further comprises a connecting shaft, the base is provided with a third through hole, the scraping plate is provided with a fourth through hole, the connecting shaft penetrates through the third through hole and the fourth through hole to connect the base and the scraping plate, and the connecting shaft is relatively vertical to the movable shaft.

As a further improved technical scheme of the utility model, the third through hole is a waist hole, the fourth through hole is a round hole, and at least two fourth through holes are arranged.

As a further improved technical scheme of the utility model, the connecting shaft comprises a first shaft body and an insert, the first shaft body comprises a first abutting part and a first rod part, the first abutting part abuts against one side, far away from the first wall, of the scraping plate, the first rod part is provided with a fifth through hole, the fifth through hole is positioned on one side, far away from the scraping plate, of the first wall, and the insert is arranged through the fifth through hole in a penetrating mode, so that the connecting shaft is axially fixed.

As a further improved technical scheme of the utility model, the movable shaft comprises a second shaft body and a nut, the second shaft body comprises a second abutting part and a second rod part, the second abutting part is positioned on one side of the second mounting part far away from the first mounting part, and at least part of the second rod part and the nut are positioned on one side of the first mounting part far away from the second mounting part.

In order to achieve the above purpose, the present utility model further adopts the following technical scheme:

a crawler travel mechanism comprising:

a chassis support;

the crawler belt is provided with an inner side surface and an outer side surface, wherein inner bulges are arranged on the inner side surface at intervals, and are parallel to the length direction of the crawler belt and are provided with two rows;

the automatic cleaning device according to any one of the above claims, wherein at least two automatic cleaning devices are symmetrically fixed on the chassis support, and the automatic cleaning device automatically cleans the inner side along with the running of the crawler running mechanism.

As a further development of the utility model, the scraper is at least partially located between two rows of the inner projections.

Compared with the prior art, the automatic cleaning device and the crawler belt travelling mechanism have the beneficial effects that: the automatic cleaning device with a simple structure is arranged on the crawler travelling mechanism, the movable shaft and the elastic piece are used for matching with the movement of the scraping plate, the base and the scraping plate are respectively provided with a first installation part and a second installation part which correspond to each other, the base is fixedly arranged, the movable shaft is fixedly connected with the base or the scraping plate, and the elastic piece is sleeved on the periphery of the movable shaft and is positioned between the first installation part and the second installation part; when the scraper blade clears up the track, the scraper blade receives the resistance of track impurity, then the elastic component can receive the extrusion and produce relative elasticity for the scraper blade can scrape impurity smoothly, and the elastic component resilience drives the scraper blade and resumes the default state in step after the impurity is fallen in the clearance. The automatic cleaning device is fixed on the chassis bracket, so that the cleaning of the inner side surface of the crawler belt is realized, the crawler belt can be automatically cleaned in the running process of the crawler belt travelling mechanism, and the scraper is flexibly connected with the base, so that the surface of the crawler belt is prevented from being damaged; two automatic cleaning devices are symmetrically arranged, so that the cleaning of the inner side surface of the crawler travelling mechanism can be realized in the forward travelling process and the reverse travelling process.

Drawings

FIG. 1 is a schematic perspective view of an automatic cleaning apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the explosive structure of FIG. 1;

FIG. 3 is a schematic perspective view of a base according to an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a scraper according to an embodiment of the present utility model;

FIG. 5 is a schematic view illustrating an installation of an automatic cleaning apparatus according to an embodiment of the present utility model;

FIG. 6 is an enlarged schematic view of the area A in FIG. 5;

FIG. 7 is a schematic view of a portion of a crawler belt running mechanism according to an embodiment of the present utility model;

FIG. 8 is an enlarged schematic view of the area B in FIG. 7;

FIG. 9 is a schematic view of a crawler belt running mechanism according to an embodiment of the present utility model;

FIG. 10 is an enlarged schematic view of the area C in FIG. 9;

fig. 11 is an enlarged schematic view of the area D in fig. 9.

Detailed Description

Exemplary embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, the same numbers in different drawings denote the same or similar elements, unless otherwise specified. What is described in the following exemplary embodiments does not represent all embodiments consistent with the utility model; rather, they are merely examples of apparatus, articles, and/or methods that are consistent with aspects of the utility model as set forth in the claims.

The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present utility model. As used in the specification and claims of the present utility model, the singular forms "a," "an," or "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that words such as "first," "second," and the like, used in the description and in the claims of the present utility model, do not denote any order, quantity, or importance, but rather are names used to distinguish one feature from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "rear," "upper," "lower," and the like are used herein for convenience of description and are not limited to a particular location or to a spatial orientation. The word "comprising" or "comprises", and the like, is an open-ended expression, meaning that elements appearing before "comprising" or "including", encompass the elements appearing after "comprising" or "including", and equivalents thereof, and not exclude that elements appearing before "comprising" or "including", may also include other elements. In the present utility model, if a plurality of the above-mentioned components are present, the meaning of the above-mentioned components is two or more.

Referring to fig. 1 to 11, the present embodiment discloses a crawler traveling mechanism, which includes a chassis frame 100, a wheel body, a crawler 200 and an automatic cleaning device, wherein the wheel body is rotatably mounted on the chassis frame 100, the crawler 200 is sleeved on the chassis frame 100 and the periphery of the wheel body, the automatic cleaning device is mounted on the chassis frame 100, the crawler 200 has an inner side 201 and an outer side 202, and the automatic cleaning device cleans the inner side 201.

Referring to fig. 1, 2, 5 and 6, the automatic cleaning device is mounted on the upper surface of the chassis frame 100 to clean the inner side 201 of the crawler 200. The automatic cleaning device comprises a base 10, a scraper 20, a movable shaft 30, an elastic piece 40 and a connecting shaft 50, wherein the base 10 is fixed on a chassis bracket 100, and the scraper 20 is flexibly connected to the base 10 through the movable shaft 30 and the elastic piece 40.

Referring to fig. 1 to 3, 6 and 8, the base 10 is generally triangular prism-shaped, specifically, the bottom surface of the triangular prism-shaped base 10 is a right triangle, and one right triangle is tightly attached to the chassis bracket 100; in other embodiments, the bottom surface of the triangular prism-shaped base 10 may be an acute triangle or an obtuse triangle, and a right triangle is used in this embodiment to provide the base 10 with relatively high support stability. Base 10 has a first planar surface 12 and a second planar surface 14, wherein first planar surface 12 is beveled to mate with screed 20 and second planar surface 14 is secured against chassis bracket 100. Specifically, the second plane 14 has a sixth through hole 141, and the chassis bracket 100 is correspondingly provided with a mounting hole, and is locked by passing through the sixth through hole 141 and the mounting hole using the fastener 60, thereby fixing the base 10 to the chassis bracket 100; alternatively, the base 10 may be fixed to the chassis support 100 by a common fixing connection manner such as bonding or welding; the fastener is used to fix the base 10 in this embodiment, so as to facilitate the disassembly and assembly of the subsequent base 10 and the whole automatic cleaning device, and further facilitate the maintenance and replacement of the automatic cleaning device.

Referring to fig. 1 to 4, a scraper 20 is movably disposed on a base 10. The base 10 includes a first mounting portion 11, and the first mounting portion 11 protrudes perpendicularly and outwardly from a first plane 12, so that the first plane includes a first wall 121 and a second wall 122 on both sides of the first mounting portion 11, wherein the first wall 121 is located on a side of the first mounting portion 11 near the screed 20, and the second wall 122 is located on a side of the first mounting portion 11 far away from the screed 20; the blade 20 includes a second mounting portion 21, the second mounting portion 21 being parallel to the first mounting portion 11; the first mounting portion 11 and the second mounting portion 21 are connected by a movable shaft 30, and an elastic member 40 is sleeved on the periphery of the movable shaft 30, so that the scraper 20 is movably connected with the base 10. Further, the first mounting portion 11 has a first through hole 111, the second mounting portion 21 has a second through hole 211, and the movable shaft 30 passes through the first through hole 111 and the second through hole 211; the elastic member 40 is located between the first mounting portion 11 and the second mounting portion 21, and in this embodiment, the elastic member 40 adopts a compression spring; further, the first through hole 111 and the second through hole 211 are circular holes and have the same size, so that the squeegee 20 can move only in one direction on the first plane 12 of the base 10 without generating other unnecessary displacement.

Referring to fig. 1 and 2, the movable shaft 30 is at least partially located on a side of the first mounting portion 11 away from the second mounting portion 21, and the movable shaft 30 is at least partially located on a side of the second mounting portion 21 away from the first mounting portion 11. Specifically, the movable shaft 30 includes a second shaft body 31 and a nut 32, the second shaft body 31 includes a second abutting portion 311 and a second lever portion 312, the second abutting portion 311 is located on a side of the second mounting portion 21 away from the first mounting portion 11, and the second lever portion 312 is located at least partially with the nut 32 on a side of the first mounting portion 11 away from the second mounting portion 21. The movable shaft 30 penetrates from the second through hole 211, penetrates from the first through hole 111, penetrates into the nut 32 from the end of the second rod portion 312 and is locked to the first mounting portion 11, and when the movable shaft 30 is fixed to the base 10, the second abutting portion 311 abuts against the second mounting portion 21 to limit the highest position of the scraper 20, so that the initial height of the scraper 20 can be adjusted according to the actual distance between the upper surface of the chassis bracket 100 and the inner side surface 201 of the crawler 200, so as to adapt to different crawler 200.

In other embodiments, when movable shaft 30 is fixed to blade 20, nut 32 is in contact with first mounting portion 11, that is, the highest position of blade 20 is restricted.

Referring to fig. 1 to 4, the base 10 has a third through hole 13, the third through hole 13 is formed in the first wall 121, the scraper 20 has a fourth through hole 22, and the connecting shaft 50 is disposed through the third through hole 13 and the fourth through hole 22 to connect the base 10 and the scraper 20, and the connecting shaft 50 is relatively perpendicular to the movable shaft 30. Further, the connecting shaft 50 includes a first shaft body 51 and an insert 52, the first shaft body 51 includes a first abutting portion 511 and a first rod portion 512, the first rod portion 512 has a fifth through hole 5121, the first abutting portion 511 abuts against a surface of the scraper 20 away from the first wall 121, the fifth through hole 5121 is located at a side of the first wall 121 away from the scraper 20, so that the connecting shaft 50 is fixed in an axial direction, and the insert 52 is inserted into the fifth through hole 5121 to limit the scraper 20 and prevent the first shaft body 51 from falling off. Specifically, the third through hole 13 is a waist hole, the fourth through hole 22 is a round hole, and at least two fourth through holes 22 are provided, the third through hole 13 is specifically a strip waist hole, and the third through hole 13, that is, a moving track of the scraper 20, can limit the scraper 20 and prevent the scraper 20 from falling off the base 10.

Referring to fig. 7 and 8, inner protrusions 203 are disposed on an inner side 201 of the track 200 at intervals, and the inner protrusions 203 are disposed parallel to a length direction of the track 200 and in two rows. At least two automatic cleaning devices are arranged corresponding to one crawler 200, and the two automatic cleaning devices are symmetrically fixed on the chassis bracket 100 so as to ensure that cleaning can be performed in the forward running and the reverse running processes of the crawler running mechanism. Blade 20 is positioned at least partially between two rows of inner protrusions 203 for cleaning the area between two rows of inner protrusions 203.

In other embodiments, multiple rows (more than two rows) of inner protrusions 203 may be provided, and multiple automatic cleaning devices may be provided in parallel to ensure that gaps between two adjacent rows of inner protrusions 203 are cleaned.

Referring to fig. 7, the crawler belt 200 has a limiting hole 204, and the limiting hole 204 is used for matching with the wheel body to ensure smooth running of the crawler belt running mechanism. Specifically, the limiting holes 204 are located in the gaps between the two rows of inner protrusions 203, and the inner protrusions 203 further strengthen the limitation of the wheel body, so that the wheel body is always located at the same width position of the crawler belt 200.

Referring to fig. 9 to 11, a predetermined height of blade 20 is set according to actual conditions, and is lower than the height of inner side 201. When the crawler traveling mechanism runs forward, as shown in fig. 10, the scraping plate 20 of one automatic cleaning device is extruded by the attachments and slides obliquely downwards along the first wall 121, at this time, the elastic force provided by the elastic member 40 can scrape off the attachments on the inner side 201 of the crawler 200, and the other automatic cleaning device does not work; when the crawler travel mechanism runs in the opposite direction, as shown in fig. 11, the scraping plate 20 of the other automatic cleaning device is pressed by the attached matter to slide down along the first wall 121 in an inclined manner, and at this time, the attached matter on the inner side 201 of the crawler 200 can be scraped off by the elastic force provided by the elastic member 40. Because the preset height of the scraping plate 20 is lower than the height of the inner side surface 201, the flexible connection of the scraping plate 20 is realized by the arrangement of the elastic piece 40, the running of the crawler belt 200 is not influenced, and the damage of the scraping plate 20 to the inner side surface 201 of the crawler belt 200 is prevented.

In summary, compared with the prior art, the automatic cleaning device and the crawler belt travelling mechanism have the following advantages: by arranging an automatic cleaning device with a simple structure on a crawler travelling mechanism, a movable shaft 30 and an elastic piece 40 are used for matching the movement of a scraper 20, a base 10 and the scraper 20 are respectively provided with a first installation part 11 and a second installation part 21 which are corresponding, the base 10 is fixedly arranged, the movable shaft 30 is fixedly connected with the base 10 or the scraper 20, and the elastic piece 40 is sleeved on the periphery of the movable shaft 30 and is positioned between the first installation part 11 and the second installation part 21; when the scraping plate 20 cleans the crawler 200, the scraping plate 20 receives the resistance of the impurities on the crawler 200, and the elastic element 40 is extruded to generate opposite elastic force, so that the scraping plate 20 can scrape the impurities smoothly, and after the impurities are cleaned, the elastic element 40 rebounds to drive the scraping plate 20 to restore to a preset state synchronously. The automatic cleaning device is fixed on the chassis bracket 100, so that the cleaning of the inner side surface 201 of the crawler belt 200 is realized, the crawler belt 200 can be automatically cleaned in the running process of the crawler belt travelling mechanism, and the scraper 20 is flexibly connected with the base 10, so that the surface of the crawler belt 200 is prevented from being damaged; two automatic cleaning devices are symmetrically arranged, so that the cleaning of the inner side surface 201 of the crawler travelling mechanism can be realized in the forward travelling process and the reverse travelling process.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and it should be understood that the present utility model should be based on those skilled in the art, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the present utility model without departing from the spirit and scope of the present utility model and modifications thereof should be covered by the scope of the claims of the present utility model.

Claims (9)

1. An automatic cleaning device suitable for cleaning a crawler running mechanism comprising a chassis frame (100) and a crawler (200), the crawler (200) having an inner side (201) and an outer side (202), characterized in that the automatic cleaning device is suitable for cleaning the inner side (201), the automatic cleaning device comprising:

a base (10) fixed on the chassis bracket (100), wherein the base (10) comprises a first installation part (11), the base (10) is provided with a first plane (12), and the first plane (12) comprises a first wall (121) and a second wall (122) which are positioned at two sides of the first installation part (11);

a scraper (20) movably arranged on the base (10), wherein the scraper (20) comprises a second installation part (21), the scraper (20) is at least partially clung to the first wall (121), and the scraper (20) cleans the inner side surface (201);

a movable shaft (30) connecting the first mounting portion (11) and the second mounting portion (21), the movable shaft (30) being fixed relative to the base (10) or the blade (20);

and an elastic member (40) sleeved on the outer periphery of the movable shaft (30), wherein the elastic member (40) is positioned between the first mounting part (11) and the second mounting part (21).

2. The automatic cleaning device according to claim 1, wherein: the first mounting portion (11) has a first through hole (111), the second mounting portion (21) has a second through hole (211), and the movable shaft (30) passes through the first through hole (111) and the second through hole (211).

3. The automatic cleaning device according to claim 2, wherein: one end of the movable shaft (30) is at least partially located at one side of the first mounting portion (11) away from the second mounting portion (21), and the other end of the movable shaft (30) is at least partially located at one side of the second mounting portion (21) away from the first mounting portion (11).

4. The automatic cleaning device according to claim 1, wherein: the automatic cleaning device further comprises a connecting shaft (50), the base (10) is provided with a third through hole (13), the scraping plate (20) is provided with a fourth through hole (22), the connecting shaft (50) is arranged in the third through hole (13) and the fourth through hole (22) in a penetrating mode to connect the base (10) with the scraping plate (20), and the connecting shaft (50) is perpendicular to the movable shaft (30) relatively.

5. The automatic cleaning device according to claim 4, wherein: the third through holes (13) are waist holes, the fourth through holes (22) are round holes, and at least two fourth through holes (22) are formed.

6. The automatic cleaning device according to claim 4, wherein: the connecting shaft (50) comprises a first shaft body (51) and an insert (52), the first shaft body (51) comprises a first abutting portion (511) and a first rod portion (512), the first abutting portion (511) abuts against one side, away from the first wall (121), of the scraper blade (20), the first rod portion (512) is provided with a fifth through hole (5121), the fifth through hole (5121) is located on one side, away from the scraper blade (20), of the first wall (121), and the insert (52) penetrates through the fifth through hole (5121) so that the connecting shaft (50) is axially fixed.

7. An automatic cleaning device according to claim 3, wherein: the movable shaft (30) comprises a second shaft body (31) and a nut (32), the second shaft body (31) comprises a second abutting portion (311) and a second rod portion (312), the second abutting portion (311) is located at one side, far away from the first mounting portion (11), of the second mounting portion (21), and the second rod portion (312) is located at least partially at one side, far away from the second mounting portion (21), of the first mounting portion (11) with the nut (32).

8. A crawler travel mechanism, comprising:

a chassis support (100);

the crawler belt (200) is provided with an inner side surface (201) and an outer side surface (202), wherein the inner side surface (201) is provided with inner bulges (203) at intervals, and the inner bulges (203) are parallel to the length direction of the crawler belt (200) and are provided with two rows;

the automatic cleaning device according to any one of claims 1 to 7, at least two of said automatic cleaning devices being symmetrically fixed to said chassis frame (100), said automatic cleaning device automatically cleaning said inner side (201) with the travel of said crawler travel mechanism.

9. The crawler travel mechanism of claim 8 wherein: the scraper (20) is at least partially located between two rows of the inner protrusions (203).