阅读说明：本技术 一种磁悬浮履带 (Magnetic suspension track ) 是由 杨胜杰 杨倩 张�杰 薛玉龙 杨懿姿 刘璇 史阳 单琪 于 2021-09-07 设计创作，主要内容包括：本发明公开了一种磁悬浮履带,其技术方案的要点是包括车架、主动驱动轴以及从动驱动轴,主动驱动轴的两端分别设置有主动行走轮,从动驱动轴的两端分别设置有从动行走轮,主动行走轮和从动行走轮之间套设有行走履带,行走履带的内侧表面沿其长度方向固定有若干个履带隔磁箱,履带隔磁箱内固定有履带磁铁；车架的下部两侧分别设置有若干个架体隔磁箱,架体隔磁箱下部开口,架体隔磁箱内固定有架体磁铁；主动行走轮的周面上设置有的主动周向环槽；从动行走轮的周面上开设有从动周向环槽；履带磁铁运动至架体磁铁正下方时,履带磁铁和架体磁铁的同名磁极相向设置；本发明能够有效减小行走轮与行走履带之间的摩擦力,从而减小履带装置在运行时的载荷。(The invention discloses a magnetic suspension crawler belt, which is characterized by comprising a frame, a driving shaft and a driven driving shaft, wherein driving traveling wheels are respectively arranged at two ends of the driving shaft; a plurality of frame body magnetism-isolating boxes are respectively arranged on two sides of the lower part of the frame, the lower parts of the frame body magnetism-isolating boxes are opened, and frame body magnets are fixed in the frame body magnetism-isolating boxes; the peripheral surface of the driving travelling wheel is provided with a driving circumferential ring groove; a driven circumferential ring groove is formed on the circumferential surface of the driven travelling wheel; when the track magnet moves to the position right below the frame body magnet, the like magnetic poles of the track magnet and the frame body magnet are arranged in opposite directions; the invention can effectively reduce the friction force between the travelling wheels and the travelling crawler, thereby reducing the load of the crawler device during operation.)

1. The utility model provides a magnetic suspension track, includes frame (1), the both ends of frame (1) are provided with initiative drive shaft (11) and driven drive shaft (12) that set up along frame (1) width direction respectively, the both ends of initiative drive shaft (11) are provided with initiative walking wheel (2) respectively, the both ends of driven drive shaft (12) are provided with driven walking wheel (3) respectively, the cover is equipped with walking track (4), its characterized in that between initiative walking wheel (2) and driven walking wheel (3): a plurality of crawler belt magnetism isolation boxes (7) are fixed on the inner side surface of the walking crawler belt (4) along the length direction of the walking crawler belt, and crawler belt magnets (8) are fixed in the crawler belt magnetism isolation boxes (7); a plurality of frame body magnetism isolation boxes (9) are respectively arranged on two sides of the lower portion of the frame (1), openings are formed in the lower portions of the frame body magnetism isolation boxes (9), and frame body magnets (10) are fixed in the frame body magnetism isolation boxes (9); the circumferential surface of the driving travelling wheel (2) is provided with a driving circumferential ring groove (21) for accommodating the track magnetism isolation box (7) to pass through; the peripheral surface of the driven travelling wheel (3) is provided with a driven circumferential ring groove (31) for accommodating the track magnetism isolating box (7) to pass through; when the track magnet (8) moves to the position right below the frame body magnet (10), the same magnetic poles of the track magnet (8) and the frame body magnet (10) are arranged oppositely.

2. A magnetic levitation track as claimed in claim 1, wherein: the upper portion of support body magnetism-isolating box (9) is fixed with installation screw rod (91), installation screw rod (91) axial runs through frame (1), install set nut (92) on installation screw rod (91) of frame (1) both sides.

3. A magnetic levitation track as claimed in any one of claims 1 and 2, wherein: a plurality of driving toothed plates (22) which are arranged along the radial direction of the driving travelling wheel (2) are uniformly distributed in the circumferential direction of the driving circumferential ring groove (21); tooth surfaces (71) matched with the driving toothed plates (22) are arranged on two sides of the opening of the track magnetism isolating box (7).

4. A magnetic levitation track as claimed in claim 3, wherein: and assembly inclined planes (72) are arranged on two sides of one end, close to the walking crawler (4), of the crawler magnetic isolation box (7).

5. A magnetic levitation track as claimed in claim 3, wherein: a plurality of intermediate wheels (5) are arranged between the driving travelling wheel (2) and the driven travelling wheel (3), and the intermediate wheels (5) are rotationally connected with the frame (1); the lower part of the middle wheel (5) is tangent to the walking crawler belt (4).

6. A magnetic levitation track as claimed in claim 3, wherein: a tensioning frame (6) is fixed at one end of the frame (1), a movable mounting seat (61) which is connected with the tensioning frame (6) in a sliding manner along the length direction of the frame (1) is arranged on the tensioning frame (6), and the movable mounting seat (61) is fixedly connected with the driven driving shaft (12); a tensioning screw rod (62) arranged along the length direction of the frame (1) is arranged on the tensioning frame (6); the tensioning screw rod (62) is in threaded connection with the tensioning frame (6), and the end part of the tensioning screw rod (62) is fixedly connected with the movable mounting seat (61).

Technical Field

The invention relates to the technical field of crawler devices, in particular to a magnetic suspension crawler.

Background

The crawler device is a common walking device, has larger contact area with the ground compared with a wheel type walking device, has strong ground grabbing force and stable walking, and is widely applied to various engineering machines. The crawler device generally comprises a frame, a driving shaft and a driven driving shaft are arranged at two ends of the frame respectively and are arranged along the width direction of the frame, driving walking wheels are arranged at two ends of the driving shaft respectively, driven walking wheels are arranged at two ends of the driven driving shaft respectively, and a walking crawler is sleeved between the driving walking wheels and the driven walking wheels.

When the crawler device runs, the crawler device not only needs to overcome the contact friction between the running crawler and the ground to do work, but also needs to overcome the contact friction between the running crawler and the running crawler to do work. When the crawler device walks, the walking crawler and the walking wheels are not directly in a completely tensioned state, the lower part of the walking crawler is equivalent to a track laid on the ground, and the weight of the crawler device except the walking crawler is completely applied to the lower part of the walking crawler, so that large friction force is generated between the walking crawler and the walking wheels, and the crawler device has large load during running.

Disclosure of Invention

The invention aims to provide a magnetic suspension crawler belt, which can effectively reduce the friction force between a traveling wheel and a walking crawler belt, thereby reducing the load of a crawler belt device during operation.

The technical purpose of the invention is realized by the following technical scheme: a magnetic suspension crawler belt comprises a frame, wherein a driving shaft and a driven driving shaft which are arranged along the width direction of the frame are respectively arranged at two ends of the frame, driving travelling wheels are respectively arranged at two ends of the driving shaft, driven travelling wheels are respectively arranged at two ends of the driven driving shaft, a walking crawler belt is sleeved between the driving travelling wheels and the driven travelling wheels, a plurality of crawler belt magnetism isolation boxes are fixed on the inner side surface of the walking crawler belt along the length direction of the walking crawler belt, and crawler belt magnets are fixed in the crawler belt magnetism isolation boxes; a plurality of frame body magnetism isolation boxes are respectively arranged on two sides of the lower part of the frame, openings are formed in the lower parts of the frame body magnetism isolation boxes, and frame body magnets are fixed in the frame body magnetism isolation boxes; the peripheral surface of the driving travelling wheel is provided with a driving circumferential ring groove for accommodating the track magnetism isolation box to pass through; the peripheral surface of the driven travelling wheel is provided with a driven circumferential ring groove for accommodating the track magnetism isolation box to pass through; when the track magnet moves to the position right below the frame body magnet, the like magnetic poles of the track magnet and the frame body magnet are arranged in opposite directions.

By adopting the scheme, when construction and manufacturing are carried out, the walking track, the driving walking wheel and the driven walking wheel of the magnetic suspension track are made of non-ferromagnetic materials, and the magnets of the frame body and the track cannot be attracted; the track magnetic isolation box and the rack magnetic isolation box are made of non-ferromagnetic materials, and the rack magnet and the track magnet cannot be interfered;

the crawler belt magnets are magnetically isolated through the crawler belt magnetism isolation box, so that magnetic interference among the crawler belt magnets is reduced, and the frame body magnets are magnetically isolated through the frame body magnetism isolation box, so that magnetic interference among the frame body magnets is reduced;

when the track magnets move to the positions right below the frame body magnets, the like magnetic poles of the track magnets and the frame body magnets are arranged in opposite directions, so that the track magnets at the lower part of the walking track can generate lifting force on the whole frame, the pressure applied to the walking track by the walking wheels is reduced, the contact friction between the walking wheels and the walking track is reduced, and the load of the track device during operation is reduced; when the magnetic suspension crawler belt moves in a traveling mode and the walking crawler belt is subjected to upward impact force on the ground, the vibration is absorbed through repulsive force between the frame body magnets and the crawler belt magnets, and therefore the magnetic suspension crawler belt has a good vibration absorption effect.

Preferably, the upper part of the frame body magnetism isolation box is fixed with a mounting screw rod, the mounting screw rod axially penetrates through the frame, and positioning nuts are mounted on the mounting screw rods on the two sides of the frame.

Through adopting above-mentioned scheme, through the upper portion fixed mounting screw rod at the magnetic isolation case of support body, and then adjust through the position to set nut on the mounting screw rod to can conveniently adjust the high position of support body magnet, and then adjust the effort size between support body magnet and the track magnet according to crawler attachment's actual work operating mode.

Preferably, a plurality of driving toothed plates arranged along the radial direction of the driving travelling wheel are uniformly distributed in the circumferential annular groove of the driving travelling wheel in the circumferential direction; tooth surfaces matched with the driving tooth plates are arranged on two sides of the opening of the track magnetism isolation box.

Through adopting above-mentioned scheme, it has the drive pinion rack of a plurality of along the radial setting of initiative walking wheel to have circumference equipartition in the circumference annular of initiative walking wheel, and then when initiative walking wheel rotates, stir track magnetism isolation box through drive pinion rack, track isolation box is equivalent to the drive tooth of setting on walking track one by one, and then under the effort of drive pinion rack to track magnetism isolation box, have better motion uniformity between walking track and the initiative walking wheel, the phenomenon of skidding is difficult for taking place.

Preferably, two sides of one end, close to the walking track, of the track magnetism isolation box are provided with assembling inclined planes.

Through adopting above-mentioned scheme, be provided with the assembly inclined plane through the one end both sides that are close to the walking track at track magnetism isolating box, and then when fixing the installation of track magnetism isolating box on the walking track, each track magnetism isolating box is difficult for producing the interference to it is more convenient when carrying out the installation operation.

Preferably, a plurality of intermediate wheels are arranged between the driving travelling wheel and the driven travelling wheel; the middle wheel is rotationally connected with the frame; the lower part of the middle wheel is tangent with the walking crawler.

Through adopting above-mentioned scheme, through set up the intermediate wheel between initiative walking wheel and driven walking wheel, and then utilize the intermediate wheel to carry out the direction support to the walking track to make crawler attachment at the in-process of marcing, the load that the walking track received is more even.

Preferably, a tensioning frame is fixed at one end of the frame, a movable mounting seat which is connected with the tensioning frame in a sliding manner along the length direction of the frame is arranged on the tensioning frame, and the movable mounting seat is fixedly connected with the driven driving shaft; the tensioning frame is provided with a tensioning screw arranged along the length direction of the frame; the tensioning screw rod is in threaded connection with the tensioning frame, and the end part of the tensioning screw rod is fixedly connected with the movable mounting seat.

Through adopting above-mentioned scheme, through rotating the tensioning screw rod, and then adjust the position of removal mount pad at frame length direction to adjust the interval between initiative walking wheel and the driven walking wheel, and then can be high-efficient convenient tension to the walking track is adjusted, and then makes crawler attachment can keep better walking operating mode.

In conclusion, the invention has the following beneficial effects:

1. the inner side surface of the walking crawler is provided with the crawler magnetic isolation box, the crawler magnet is arranged in the magnetic isolation box, two sides of the lower part of the frame are respectively provided with a plurality of frame body magnetic isolation boxes, and frame body magnets are fixed in the frame body magnetic isolation boxes; when track magnet moves under the support body magnet, the like magnetic pole of track magnet and support body magnet sets up in opposite directions, so track magnet that is in walking track lower part can support the power of lifting to the whole production of frame to reduce the pressure that the walking wheel was applyed on the walking track, thereby reduce the contact friction between walking wheel and the walking track, and then reduce the load of crawler attachment when the operation.

2. A plurality of driving toothed plates arranged along the radial direction of the driving travelling wheel are uniformly distributed in the circumferential annular groove of the driving travelling wheel in the circumferential direction, and tooth surfaces matched with the driving toothed plates are arranged on two sides of an opening of the crawler magnetic isolation box; when the initiative walking wheel rotates, stir the track magnetism isolation box through the drive pinion rack, the track isolation box is equivalent to the drive tooth that sets up on the walking track one by one, and then under the effort of drive pinion rack to track magnetism isolation box, has better motion uniformity between walking track and the initiative walking wheel, the phenomenon of skidding is difficult for taking place.

3. The diameter of the driving travelling wheel is larger than that of the driven travelling wheel, and the driven driving shaft is arranged on a movable mounting seat which is connected with the tensioning frame in a sliding manner along the length direction of the frame by arranging the tensioning frame; by rotating the tensioning screw rod, the tension of the walking crawler belt is adjusted, and the walking crawler belt can keep good tension when the crawler belt device walks.

Drawings

Fig. 1 is a schematic structural diagram of a magnetic levitation track.

Fig. 2 is a schematic structural diagram showing a connection mode of a driving travelling wheel and a driven travelling wheel with a frame.

Fig. 3 is a schematic structural diagram showing a connection mode of the movable mounting seat and the tensioning frame.

Fig. 4 is a schematic configuration diagram showing a crawler magnet mounting method.

Fig. 5 is a schematic structural view showing a mounting manner of the frame body magnet.

Fig. 6 is a cross-sectional view of the driven road wheels.

Fig. 7 is a cross-sectional view of the ground engaging wheel.

In the figure, 1, a frame; 11. an active drive shaft; 12. a driven drive shaft; 2. driving travelling wheels; 21. a driving circumferential ring groove; 22. a driving toothed plate; 3. a driven travelling wheel; 31. a driven circumferential ring groove; 4. a walking crawler belt; 5. an intermediate wheel; 6. a tension frame; 61. moving the mounting seat; 62. tensioning the screw; 7. a crawler belt magnetism isolating box; 71. a tooth surface; 72. assembling an inclined plane; 8. a crawler magnet; 9. a frame body magnetism isolating box; 91. installing a screw rod; 92. positioning a nut; 10. a rack body magnet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b):

a magnetic suspension crawler belt, referring to fig. 1 and 2, comprises a frame 1, a driving walking wheel 2, a driven walking wheel 3 and a walking crawler belt 4. The frame 1 is made of light non-ferromagnetic metal such as aluminum-magnesium alloy, and serves as a main structure for structural installation and support. A driving shaft 11 and a driven driving shaft 12 which are arranged along the width direction of the frame 1 are respectively arranged at the two ends of the frame 1; the driving road wheels 2 are rotatably connected to both ends of the driving shaft 11, and the driven road wheels 3 are rotatably connected to both ends of the driven driving shaft 12. The walking track is made of non-ferromagnetic materials such as rubber. Two ends of the walking crawler 4 are respectively sleeved with the driving walking wheel 2 and the driven walking wheel 3. The diameter of initiative walking wheel 2 is greater than the diameter of driven walking wheel 3, and then when initiative walking wheel 2 carries out synchronous rotation through 4 drive driven walking wheels 3 of walking track, walking track 4 can keep better tension, is difficult for producing local power of taking off.

Referring to fig. 2 and 3, the driving shaft 11 is fixedly connected with the vehicle frame 1, the tension frame 6 is fixed at one end of the vehicle frame, the tension frame 6 is provided with a movable mounting seat 62 which is slidably connected with the tension frame 6 along the length direction of the vehicle frame 1, and the driven driving shaft 12 is fixed on the movable mounting seat 62. In which a is shown a sliding channel in sliding engagement with the movable mounting 62. The two sides of the tensioning frame 6 are respectively provided with a tensioning screw 62 arranged along the length direction of the frame 1. The tension screw 62 is in threaded connection with the tension frame 6, and the end of the tension screw 62 is fixedly connected with the movable mounting seat 61. Through rotating tensioning screw 62 to adjust the position of removing mount pad 61, thereby adjust the wheel base between initiative drive shaft 11 and the driven drive shaft 12, and then adjust the tension of walking track 4, thereby make the adaptation place operating mode that the magnetic suspension track can be better.

Referring to fig. 1, 4 and 5, a plurality of crawler belt magnetism isolating boxes 7 are fixed to the inner surface of the traveling crawler belt 4 along the length direction thereof, and the crawler belt magnetism isolating boxes 7 are made of non-ferromagnetic metal such as aluminum magnesium alloy. A track magnet 8 is fixed in the track magnetism isolation box 7, and the track magnet 8 adopts a permanent magnet. The two sides of the lower part of the frame 1 are respectively provided with a plurality of frame body magnetism isolating boxes 9 made of non-ferromagnetic metals such as aluminum-magnesium alloy. The upper part of the frame body magnetism isolation box 9 is fixed with an installation screw 91, the installation screw 91 axially penetrates through the frame 1, and the installation screw 91 on the two sides of the frame 1 is provided with a positioning nut 92. The lower part of the frame body magnetism isolation box 9 is opened, a frame body magnet 10 is fixed in the frame body magnetism isolation box 9, and the frame body magnet 10 is a permanent magnet. The frame body magnetism isolation box 9 is further arranged on the frame 1 through an installation screw 91 and a positioning nut 92; through adjusting the position of set nut 92 on mounting screw 91, and then can convenient and fast adjust the mounting height of support body magnetism proof box 9.

A plurality of intermediate wheels 5 are arranged between the driving travelling wheel 2 and the driven travelling wheel 3, and the intermediate wheels 5 are rotationally connected with the frame 1; the lower part of the middle wheel 5 is tangent with the walking crawler 4. The walking crawler 4 is guided and supported by the middle wheels 5, and the crawler device can not touch the frame body magnet due to bumping in the process of advancing, so that the load borne by the walking crawler 4 is more uniform.

Referring to fig. 6 and 7, the circumferential surface of the active road wheel 2 is provided with an active circumferential ring groove 21 for receiving the track antimagnetic case 7 to pass through. The circumferential surface of the driven road wheel 3 is provided with a driven circumferential ring groove 31 for accommodating the track magnetism isolating box 7 to pass through. The circumferential surface of the middle wheel 5 is provided with a middle ring groove for accommodating the track magnetism isolating box 7 to pass through.

When the magnetic suspension track moves in an advancing mode and the track magnet 8 moves to the position right below the rack magnet 10, the like magnetic poles of the track magnet 8 and the rack magnet 10 are arranged oppositely. When track magnet 8 moves under support body magnet 10, the same name magnetic pole of track magnet 8 and support body magnet 10 sets up in opposite directions, so track magnet 8 that is in 4 lower parts of walking track can support the power of lifting to 1 whole production of frame to reduce the pressure that the walking wheel was applyed on the walking track, thereby reduce the contact friction between walking wheel and the walking track, and then reduce the load of crawler attachment when the operation. When the walking track 4 is impacted by the ground surface, the shock absorption is performed by the repulsive force between the frame body magnet 10 and the track magnet 8, and thus the shock absorption effect is good.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.