Traveling device of tracked vehicle

Abstract

The invention discloses a running device of a crawler-type vehicle, and belongs to the technical field of crawler-type vehicles, the running device comprises a chassis, a protection assembly, a mud scraping assembly, a soil covering assembly, a lifting assembly and a pushing assembly, the two sides of the chassis are rotationally connected with driving shafts respectively, the two sides of the chassis are rotationally connected with supporting shafts respectively, and the supporting shafts are rotationally connected with the driving shafts respectively; a driving shaft and a supporting shaft are arranged on the chassis, the driving shaft and the supporting shaft are sleeved with a crawler belt, the protection assembly comprises protection plates arranged on the two sides of the chassis, the top of each protection plate is fixedly connected with a top plate, and the two sides of each protection plate are fixedly connected with side plates correspondingly. The crawler belt is prevented from being damaged in the running process, the service life of the crawler belt is prolonged, the rolling balls installed in the installation blocks below the push plates are attached to the ground and continuously roll, stones and sundries in front are pushed to the two sides, the chassis is smoother in the running process, and the running stability is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of tracked vehicles, and in particular relates to a traveling device of a tracked vehicle. Background Art

[0002] In the agriculture, construction, gardening and other industries, various mechanical equipment is often needed for land preparation, soil cultivation and other tasks. In the process of these operations, the equipment often needs to cross complex terrain, including mud, stones, weeds and other complex environments. When traditional mechanical equipment operates in these complex environments, there are often problems such as easy damage to the tracks, unstable driving, and poor soil preparation effects. Especially in muddy environments, the tracks are prone to a large amount of mud, which affects the driving speed and efficiency of the equipment, and also increases the wear and failure rate of the equipment. In addition, traditional soil preparation equipment is complicated to operate and inefficient when adjusting the angle and distance of the cover plate, and cannot meet the needs of different terrains and operations. Summary of the invention

[0003] The object of the present invention is to provide a traveling device for a tracked vehicle to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: comprising a chassis, a protection assembly, a mud scraping assembly, a soil covering assembly, a lifting assembly and a pushing assembly, the two sides of the chassis are respectively rotatably connected with a driving shaft, the two sides of the chassis are respectively rotatably connected with a supporting shaft, the driving shaft and the supporting shaft are sleeved with tracks, the protection assembly comprises guard plates arranged on both sides of the chassis, the top of the guard plates is fixedly connected with a top plate, the two sides of the guard plates are respectively fixedly connected with side plates, the inside of the side plates is fixedly connected with a fixing piece, and the fixing piece is penetrated and slid with a bolt;

[0005] As a further preferred embodiment of the technical solution: the scraper assembly includes a scraper fixedly connected to the side plate, fixed blocks are fixedly connected to the two sides of the chassis respectively, a sliding rod is slidably connected in the fixed block, one end of the sliding rod is fixedly connected to the support plate, a limiting groove is provided in the fixed block, one end of the sliding rod away from the support plate is fixedly connected to the limiting block, and a first spring is sleeved on the sliding rod;

[0006] As a further preferred embodiment of the present technical solution: the soil covering assembly comprises a square plate rotatably connected to the middle part of the chassis, one end of the square plate is fixedly connected to a slide groove, the slide groove is slidably connected to the soil covering plate, the top of the square plate is fixedly connected to a first hydraulic cylinder, the output end of the first hydraulic cylinder is fixedly connected to a connecting block, a connecting shaft is fixedly connected through the connecting block, and one end of the connecting shaft is rotatably connected to a connecting rod;

[0007] As a further preferred embodiment of the technical solution: the lifting assembly comprises a second hydraulic cylinder hinged to the bottom of the chassis, the output end of the second hydraulic cylinder is fixedly connected to a push-pull rod, the square plate is fixedly connected to a U-shaped block, and the U-shaped block is provided with an empty slot;

[0008] As a further preferred embodiment of the technical solution: the pushing assembly comprises an extension plate fixedly connected to the front end of the chassis, a fixing rod fixedly connected to the lower part of the extension plate, a push plate slidably connected to the fixing rod, a second spring sleeved on the fixing rod, a mounting block fixedly connected to the bottom of the push plate, a rolling ball rotatably connected to the lower part of the mounting block;

[0009] As a further preferred embodiment of the technical solution: the support shafts are provided in a plurality of groups and are evenly distributed on both sides of the chassis, the top plate and the side plates are attached to the chassis, the side plates are located on both sides of the crawler and the inclination angle is consistent with the angle of the crawler, and the bolts are threadedly connected to the chassis;

[0010] As a further preferred embodiment of the present technical solution: the scraper is attached to the crawler, the support plate is attached to the crawler, the limit block is slidably connected to the limit groove, one end of the first spring is fixedly connected to the support plate, and the other end of the first spring is fixedly connected to the fixed block;

[0011] As a further preferred embodiment of the technical solution: the soil covering plates are provided in two groups, the soil covering plates are located below the square plates, the connecting shaft penetrates and slides on the square plates, the connecting rods are provided in two groups, and the connecting rods are located below the square plates;

[0012] As a further preferred embodiment of the technical solution: the push-pull rod slides in the U-shaped block, the output end of the second hydraulic cylinder slides in the empty slot, and the U-shaped block is located between the first hydraulic cylinder and the second hydraulic cylinder;

[0013] As a further preferred embodiment of the present technical solution: the push plate is V-shaped, one end of the second spring is fixedly connected to the bottom of the extension plate, the other end of the second spring is fixedly connected to the top of the push plate, and the mounting block is attached to the ground.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The present invention provides all-round protection for the crawler track by providing a protection assembly including a guard plate, a top plate and a side plate, thereby avoiding damage to the crawler track during driving and extending the service life of the crawler track. The rolling ball installed in the mounting block below the push plate is in contact with the ground and continuously rolls, pushing the stones and debris in front to both sides, making the chassis smoother during driving and improving driving stability. At the same time, when encountering a slope, the push plate will slide upward on the fixed rod and compress the second spring to ensure that the rolling ball is always in contact with the ground, further ensuring driving stability.

[0016] 2. The present invention scrapes off all the soil attached to the outside of the crawler by means of a scraper, and through the cooperation of the support plate, the soil is cleaned without affecting the normal operation of the crawler. At the same time, by starting the first hydraulic cylinder to push the connecting block, the connecting shaft can be driven to move, and then the covering plate can be driven to slide in the slide groove through two sets of connecting rods. The distance between the two sets of covering plates can be adjusted so that the covering plate can cover the soil scraped off by the scraper, thereby improving the soil preparation effect.

[0017] 3. By starting the second hydraulic cylinder to drive the push-pull rod to slide in the U-shaped block, the square plate can be driven to rotate on the chassis, thereby adjusting the angle of the cover plate. When going uphill or downhill, the chassis can be adjusted to allow normal driving. This design improves the adaptability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a running device of a tracked vehicle of the present invention;

[0019] Figure 2 It is a schematic diagram of the interior of a guard plate of a running device of a tracked vehicle of the present invention;

[0020] Figure 3 The schematic diagram of the local structure of a running device of a crawler vehicle of the present invention is as follows Figure 1 ;

[0021] Figure 4 The schematic diagram of the local structure of a running device of a crawler vehicle of the present invention is as follows Figure 2 ;

[0022] Figure 5 The schematic diagram of the local structure of a running device of a crawler vehicle of the present invention is as follows Figure 3 ;

[0023] Figure 6 for Figure 1 Enlarged view of point A in .

[0024] Legend: 1. chassis; 101. drive shaft; 102. support shaft; 103. crawler track; 2. guard plate; 201. top plate; 202. side plate; 203. fixing piece; 204. bolt; 301. scraper; 302. fixing block; 303. sliding rod; 304. support plate; 305. limit groove; 306. limit block; 307. first spring; 401. square plate; 402. slide groove; 403. covering plate; 404. first hydraulic cylinder; 405. connecting block; 406. connecting shaft; 407. connecting rod; 501. second hydraulic cylinder; 502. push-pull rod; 503. U-shaped block; 504. empty groove; 601. extension plate; 602. fixing rod; 603. push plate; 604. second spring; 605. mounting block; 606. rolling ball. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Example

[0027] See also Figure 1-Figure 6 As shown, the present invention provides a technical solution: comprising a chassis 1, a protection component, a mud scraping component, a soil covering component, a lifting component and a pushing component, the two sides of the chassis 1 are respectively rotatably connected with a driving shaft 101, the two sides of the chassis 1 are respectively rotatably connected with a supporting shaft 102, the driving shaft 101 and the supporting shaft 102 are sleeved with tracks 103, the protection component comprises a guard plate 2 arranged on both sides of the chassis 1, the top of the guard plate 2 is fixedly connected with a top plate 201, the two sides of the guard plate 2 are respectively fixedly connected with side plates 202, the inside of the side plate 202 is fixedly connected with a fixing piece 203, and the fixing piece 203 is penetrated and slidably provided with a bolt 204;

[0028] In this embodiment, specifically: the scraper assembly includes a scraper 301 fixedly connected to the side plate 202, fixed blocks 302 are fixedly connected to both sides of the chassis 1, a sliding rod 303 is slidably connected in the fixed block 302, one end of the sliding rod 303 is fixedly connected to a support plate 304, a limiting groove 305 is provided in the fixed block 302, one end of the sliding rod 303 away from the support plate 304 is fixedly connected to a limiting block 306, and a first spring 307 is sleeved on the sliding rod 303;

[0029] In this embodiment, specifically: the soil covering assembly includes a square plate 401 rotatably connected to the middle part of the chassis 1, one end of the square plate 401 is fixedly connected to a slide groove 402, a soil covering plate 403 is slidably connected to the slide groove 402, a first hydraulic cylinder 404 is fixedly connected to the top of the square plate 401, an output end of the first hydraulic cylinder 404 is fixedly connected to a connecting block 405, a connecting shaft 406 is fixedly connected to the connecting block 405, and one end of the connecting shaft 406 is rotatably connected to a connecting rod 407;

[0030] In this embodiment, specifically: the lifting assembly includes a second hydraulic cylinder 501 hinged to the bottom of the chassis 1, the output end of the second hydraulic cylinder 501 is fixedly connected to a push-pull rod 502, the square plate 401 is fixedly connected to a U-shaped block 503, and the U-shaped block 503 is provided with an empty slot 504;

[0031] In this embodiment, specifically: the pushing assembly includes an extension plate 601 fixedly connected to the front end of the chassis 1, a fixed rod 602 is fixedly connected below the extension plate 601, a push plate 603 is slidably connected to the fixed rod 602, a second spring 604 is sleeved on the fixed rod 602, a mounting block 605 is fixedly connected to the bottom of the push plate 603, and a rolling ball 606 is rotatably connected to the bottom of the mounting block 605;

[0032] In this embodiment, specifically: a plurality of support shafts 102 are provided and evenly distributed on both sides of the chassis 1, a top plate 201 and a side plate 202 are attached to the chassis 1, the side plates 202 are located on both sides of the crawler 103 and the inclination angle is consistent with the angle of the crawler 103, the bolts 204 are threadedly connected to the chassis 1, the bottom of the guard plate 2 is higher than the ground, the shape of the guard plate 2 is trapezoidal, and the length of the side plate 202 is half the height of the crawler 103;

[0033] In this embodiment, specifically: the scraper 301 is attached to the crawler 103, the support plate 304 is attached to the crawler 103, the limit block 306 is slidably connected to the limit groove 305, one end of the first spring 307 is fixedly connected to the support plate 304, and the other end of the first spring 307 is fixedly connected to the fixed block 302, the fixed block 302 is located in the middle of the crawler 103, the support plate 304 and the scraper 301 are respectively located on the inner and outer sides of the crawler 103, the scraper 301 is located at the rear of the square of the chassis 1, and the scraper 301 is located at the bottom of the side plate 202;

[0034] In this embodiment, specifically: two groups of covering plates 403 are provided, the covering plates 403 are located below the square plate 401, the connecting shaft 406 penetrates and slides on the square plate 401, and two groups of connecting rods 407 are provided, the connecting rods 407 are located below the square plate 401, the covering plates 403 are located at the rear of the driving direction of the chassis 1, the covering plates 403 are attached to the ground to flatten the soil scraped by the scraper 301, and the combined shape of the two groups of connecting rods 407 is V-shaped, and the two groups of connecting rods 407 are arranged up and down;

[0035] In this embodiment, specifically: the push-pull rod 502 slides in the U-shaped block 503, the output end of the second hydraulic cylinder 501 slides in the empty slot 504, the U-shaped block 503 is located between the first hydraulic cylinder 404 and the second hydraulic cylinder 501, and the second hydraulic cylinder 501 is located above the square plate 401;

[0036] In this embodiment, specifically: the push plate 603 is V-shaped, one end of the second spring 604 is fixedly connected to the bottom of the extension plate 601, the other end of the second spring 604 is fixedly connected to the top of the push plate 603, the mounting block 605 is in contact with the ground, the fixing rods 602 are provided in five groups and are evenly distributed, the mounting blocks 605 are provided in four groups and are evenly distributed, the rolling balls 606 can rotate in any direction in the mounting blocks 605, and the length of the push plate 603 is greater than the width of the chassis 1.

[0037] Working principle or structural principle: Bolts 204 are used to penetrate the fixing parts 203 and connect to both sides of the chassis 1. The guard plate 2, the top plate 201 and the side plates 202 will protect the crawler 103 to avoid damage to the crawler 103 during driving. When driving, the ball 606 installed in the mounting block 605 under the push plate 603 is in contact with the ground and continues to roll. Under the action of the push plate 603, the stones and debris in front are pushed to both sides, further making the chassis 1 smoother when driving and protecting the crawler 103. When encountering a slope, the push plate 603 will slide upward on the fixing rod 602 and compress the second spring 604, so that the ball 606 is always in contact with the ground. When the chassis 1 is driving, the scraper 301 will scrape off all the soil attached to the outside of the crawler 103, and through the cooperation of the support plate 304, it can be operated without affecting the normal operation of the crawler 103. When the crawler 103 is attached to a large piece of soil, the scraper 301 will push the crawler 103 inward a little. At this time, the first spring 307 support plate 304 limits the crawler 103. At the same time, under the action of the first spring 307, a certain buffer is provided for the support shaft 102 to avoid that the crawler 103 is fixed and cannot move. During driving, the first hydraulic cylinder 404 is started to push the connecting block 405, which can drive the connecting shaft 406 to move, and then drive the covering plate 403 to slide in the slide groove 402 through the two sets of connecting rods 407, and adjust the distance between the two sets of covering plates 403 so that the covering plate 403 can cover the soil scraped by the scraper 301. By starting the second hydraulic cylinder 501 to drive the push-pull rod 502 to slide in the U-shaped block 503, the square plate 401 can be driven to rotate on the chassis 1, and then the angle of the covering plate 403 can be adjusted. When going uphill or downhill, the chassis 1 can be driven to travel normally.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A traveling device for a crawler vehicle, characterized in that: The invention comprises a chassis (1), a protection component, a mud scraping component, a soil covering component, a lifting component and a pushing component, wherein the two sides of the chassis (1) are rotatably connected to drive shafts (101), the two sides of the chassis (1) are rotatably connected to support shafts (102), tracks (103) are sleeved on the drive shafts (101) and the support shafts (102), and the protection component comprises guard plates (2) arranged on the two sides of the chassis (1), the top of the guard plates (2) is fixedly connected to a top plate (201), the two sides of the guard plates (2) are fixedly connected to side plates (202), the inside of the side plates (202) is fixedly connected to a fixing member (203), and bolts (204) are slidably penetrated through the fixing member (203).

2. A running device for a tracked vehicle according to claim 1, characterized in that: The mud scraping assembly comprises a scraper (301) fixedly connected to the side plate (202), fixed blocks (302) are fixedly connected to the two sides of the chassis (1), a sliding rod (303) is slidably connected inside the fixed block (302), one end of the sliding rod (303) is fixedly connected to a support plate (304), a limiting groove (305) is provided inside the fixed block (302), one end of the sliding rod (303) away from the support plate (304) is fixedly connected to the limiting block (306), and a first spring (307) is sleeved on the sliding rod (303).

3. A running device for a tracked vehicle according to claim 2, characterized in that The soil covering assembly comprises a square plate (401) rotatably connected to the middle part of the chassis (1); one end of the square plate (401) is fixedly connected to a slide groove (402); a soil covering plate (403) is slidably connected to the slide groove (402); a first hydraulic cylinder (404) is fixedly connected to the top of the square plate (401); an output end of the first hydraulic cylinder (404) is fixedly connected to a connecting block (405); a connecting shaft (406) is passed through and fixedly connected to the connecting block (405); one end of the connecting shaft (406) is rotatably connected to a connecting rod (407).

4. A running device for a tracked vehicle according to claim 3, characterized in that: The lifting assembly comprises a second hydraulic cylinder (501) hinged to the bottom of the chassis (1), the output end of the second hydraulic cylinder (501) is fixedly connected to a push-pull rod (502), the square plate (401) is fixedly connected to a U-shaped block (503), and the U-shaped block (503) is provided with an empty groove (504).

5. The traveling device of a crawler vehicle according to claim 4, characterized in that: The pushing assembly comprises an extension plate (601) fixedly connected to the front end of the chassis (1); a fixing rod (602) is fixedly connected below the extension plate (601); a push plate (603) is slidably connected to the fixing rod (602); a second spring (604) is sleeved on the fixing rod (602); a mounting block (605) is fixedly connected to the bottom of the push plate (603); and a rolling ball (606) is rotatably connected to the bottom of the mounting block (605).

6. A running device for a tracked vehicle according to claim 5, characterized in that: The support shafts (102) are provided in a plurality of groups and are evenly distributed on both sides of the chassis (1); the top plate (201) and the side plates (202) are attached to the chassis (1); the side plates (202) are located on both sides of the crawler track (103) and the inclination angle is consistent with the angle of the crawler track (103); and the bolts (204) are threadedly connected to the chassis (1).

7. A running device for a tracked vehicle according to claim 6, characterized in that: The scraper (301) is attached to the crawler (103), the support plate (304) is attached to the crawler (103), the limit block (306) is slidably connected in the limit groove (305), one end of the first spring (307) is fixedly connected to the support plate (304), and the other end of the first spring (307) is fixedly connected to the fixed block (302).

8. The traveling device of a tracked vehicle according to claim 7, characterized in that: The covering plates (403) are provided in two groups, and the covering plates (403) are located below the square plate (401). The connecting shaft (406) penetrates and slides on the square plate (401). The connecting rods (407) are provided in two groups, and the connecting rods (407) are located below the square plate (401).

9. The traveling device of a crawler vehicle according to claim 8, characterized in that: The push-pull rod (502) slides in the U-shaped block (503), the output end of the second hydraulic cylinder (501) slides in the empty slot (504), and the U-shaped block (503) is located between the first hydraulic cylinder (404) and the second hydraulic cylinder (501).

10. The traveling device of a crawler vehicle according to claim 9, characterized in that: The push plate (603) is V-shaped, one end of the second spring (604) is fixedly connected to the bottom of the extension plate (601), the other end of the second spring (604) is fixedly connected to the top of the push plate (603), and the mounting block (605) is in contact with the ground.

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