CN110406385B

CN110406385B - Magnetic levitation trolley

Info

Publication number: CN110406385B
Application number: CN201910794012.9A
Authority: CN
Inventors: 郑步红
Original assignee: Beijing Shouwang Technology Co ltd
Current assignee: Beijing Shouwang Technology Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2024-06-11
Anticipated expiration: 2039-08-27
Also published as: CN110406385A

Abstract

The invention discloses a magnetic levitation trolley, which comprises a trolley body, a base and a guide frame, and is characterized in that: the novel anti-dust device comprises a base, and is characterized in that a sliding rail is correspondingly arranged on the base, a guide frame is arranged between the two sliding rails, a car body is arranged at the top of the guide frame, a dust-proof component is arranged at the top of the sliding rail, a fixed shaft is correspondingly fixed in the guide frame through welding, a bearing is arranged on the outer part of the fixed shaft, an outer ring is fixedly arranged on the outer ring through welding, a semicircular groove is formed in the outer ring, one side of the sliding rail is a semicircular guide rail, the semicircular groove is in contact with the semicircular guide rail, a second rib plate is connected between one side of the sliding rail and the base, a main shaft is fixedly arranged at the top of the guide frame through welding, a third rib plate is connected between the main shaft and the guide frame, a shaft sleeve is fixed in the middle of the car body through a bolt, and balls are uniformly arranged on the inner wall of the shaft sleeve.

Description

Magnetic levitation trolley

Technical Field

The invention relates to the technical field of rail operation vehicles, in particular to a magnetic levitation trolley.

Background

The carrier vehicle is a vehicle for transporting goods or people, and is classified into a long-distance carrier vehicle and a short-distance carrier vehicle. The method is widely used in places such as production lines between buildings or long distances, the running scenes are usually fixed in route, road conditions are not disturbed, and therefore rails are usually used as running lines.

The existing carrier vehicles among buildings do not have a magnetic suspension structure, are often driven by electric power, and move on the guide rail by virtue of the rollers, so that the rollers and the guide rail have larger friction, more energy sources are required to be consumed to run the trolley, and meanwhile, the problems of abrasion, noise, unstable running and the like are caused; the region between two guide rails of the existing rail operation vehicle is easy to collect sundries such as dust and the like, and operation of the operation vehicle is affected. Therefore, it is necessary to design a magnetic levitation trolley with stable operation and good dustproof effect.

Disclosure of Invention

The invention aims to provide a magnetic levitation trolley for solving the problems in the background art.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a magnetic levitation trolley, includes automobile body, base and leading truck, its characterized in that: the base is correspondingly provided with sliding rails, two guide frames are arranged between the sliding rails, the top of each guide frame is provided with a vehicle body, the top of each sliding rail is provided with a dustproof component, the dustproof components are used for shielding gaps between the two sliding rails, the guide frames are used for connecting the vehicle bodies and the base, and the vehicle bodies are used for bearing working tools and transporting the components to and from a working place and a departure place.

Further, the inside correspondence of leading truck is fixed with the fixed axle through welded fastening, the externally mounted of fixed axle has the bearing, the outside of bearing is through welded fastening there being the outer lane, the semicircle groove has been seted up on the outer lane, one side of slide rail is the semicircle guide rail, semicircle groove and semicircle guide rail contact each other, be connected with the second floor between one side of slide rail and the base, the bearing rotates and the outer lane rolls in semicircle groove during the use, utilizes the bearing of dysmorphism to play direction and fixed action for the dolly steadily slides on the guide rail, and the steel ring outer lane of high strength material can have sufficient holding power, and stand wear and tear.

Further, the top of leading truck is connected with the third floor through welded fastening, be connected with the third floor between main shaft and the leading truck, the middle part of automobile body is fixed with the axle sleeve through the bolt, the inner wall of axle sleeve evenly is provided with the ball, the axle sleeve is passed to the main shaft, and the outside of main shaft contacts with the ball, the top of main shaft is through welded fastening has T type head, be provided with the rubber circle between T type head and the axle sleeve, the rubber circle cup joints in the outside of T type head, and when the vehicle received jolting from top to bottom, the main shaft is through compressing the rubber circle and is buffered the automobile body, and the ball makes the axle sleeve up-and-down motion smooth.

Further, dustproof subassembly includes rubber apron, third permanent magnet and spring, there is the rubber apron at the top of slide rail through hinged joint, be connected with the spring between slide rail and the rubber apron, the bottom embedding of rubber apron has the third permanent magnet, the top of leading truck corresponds the embedding has the fourth permanent magnet, one side protrusion of fourth permanent magnet is in the surface of leading truck, and is located the coplanar with the third permanent magnet, when the dolly does not pass through, two rubber laps the space shielding between the slide rail, and the fourth permanent magnet on the leading truck is with third permanent magnet and rubber apron bullet open when the dolly passes through, and the dolly is got back to initial position once more through the back rubber apron, prevents that the dust from getting into between two slide rails.

Further, the first permanent magnets are uniformly arranged at the corresponding positions of the bottom of the vehicle body, the second permanent magnets are uniformly arranged at the corresponding positions of the top of the base, the first permanent magnets and the second permanent magnets are of matched structures, and the directions of magnetic fields of the first permanent magnets and the second permanent magnets are opposite, so that the vehicle body can be suspended above the base.

Further, linear motor is installed to bottom central point department of automobile body, and linear motor's bottom is provided with the rotor, the top intermediate position embedding of base has the silicon steel sheet stator, and the stator is cooperation structure with the rotor, the carbon brush section of thick bamboo is installed to the bottom of automobile body, the bottom of carbon brush section of thick bamboo is connected with the carbon brush, the third rail is installed at the top of base, the top of third rail is connected with the copper bar, the copper bar contacts with the carbon brush, be connected with the second floor between base and the slide rail, after starting linear motor, its rotor circular telegram, the linear motor drives the automobile body and moves forward or backward with the silicon steel sheet stator effect back, and carbon brush and copper bar are used for realizing the switching-over.

Further, the second permanent magnets and the electromagnets are respectively arranged at intervals between the second permanent magnets, the second permanent magnets and the electromagnets are located in the same vertical plane, the electromagnets generate magnetic fields after being electrified, the magnetic field directions are the same as those of the second permanent magnets, when the load on the vehicle body is large, the electrification of the electromagnets is enhanced, the magnetic fields are increased, the first permanent magnets are given with larger thrust, and the vehicle body can bear larger load, and vice versa.

Further, the electromagnet is electrically connected with an external power supply of the linear motor and the controller, the linear motor is electrically connected with the carbon brush, the copper bar is electrically connected with the silicon steel sheet stator, and the controller controls the linear motor and the electromagnet to operate and cut off power.

Compared with the prior art, the invention has the following beneficial effects: in the present invention, the number of the components,

1. The first permanent magnet, the second permanent magnet and the electromagnet are arranged, so that the vehicle body can be suspended by utilizing the permanent magnetic force, and meanwhile, the magnetic force of the electromagnet is adjusted according to the load of the vehicle body, so that the vehicle cannot sink or rub with the sliding rail to be heavy, and the durability of the vehicle is improved;

2. Through the components such as the shaft sleeve, the rubber ring, the ball and the like, when the vehicle is jolt up and down, the main shaft buffers the vehicle body through the compressed rubber ring, and the ball enables the shaft sleeve to move up and down smoothly;

3. The special-shaped bearing is used for guiding and fixing by arranging the bearing, the semicircular guide rail and other components, so that the trolley can stably slide on the guide rail, and the steel ring made of high-strength materials can have enough supporting force and is wear-resistant;

4. Through being provided with dustproof subassembly, when the dolly does not pass through, two rubber apron cover the space between the slide rail, and the fourth permanent magnet above the leading truck is with third permanent magnet and rubber apron bullet open when the dolly passes through, and the dolly is got back to initial position once more through the back rubber apron, prevents that the dust from getting into between two slide rails.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic overall elevational view of the present invention;

FIG. 2 is a schematic elevational cross-sectional view of the sleeve and spindle of the present invention;

FIG. 3 is a schematic view of the mounting of the slide rail and guide frame of the present invention;

FIG. 4 is a schematic view of a track and dust assembly of the present invention;

FIG. 5 is a schematic view of the bottom of the vehicle body of the present invention;

FIG. 6 is a schematic top view of the base of the present invention;

In the figure: 1. a vehicle body; 2. a base; 3. a guide frame; 11. a shaft sleeve; 111. a first rib; 112. a ball; 12. a first permanent magnet; 13. a carbon brush cylinder; 131. a carbon brush; 21. a second permanent magnet; 22. a third rail; 221. copper bars; 23. a slide rail; 231. a second rib; 232. a semicircular guide rail; 24. a dust-proof assembly; 241. a rubber cover plate; 242. a third permanent magnet; 243. a spring; 25. a silicon steel sheet stator; 26. an electromagnet; 14. a main shaft; 141. a T-head; 142. a third rib; 15. a rubber ring; 31. a fixed shaft; 32. a bearing; 321. an outer ring; 322. a semicircular groove; 33. a fourth permanent magnet; 34. a linear motor.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a magnetic levitation trolley, includes automobile body 1, base 2 and leading truck 3, its characterized in that: the base 2 is correspondingly provided with slide rails 23, a guide frame 3 is arranged between the two slide rails 23, the top of the guide frame 3 is provided with a vehicle body 1, the top of the slide rail 23 is provided with a dustproof component 24, the dustproof component 24 is used for shielding a gap between the two slide rails 23, the guide frame 3 is used for connecting the vehicle body 1 and the base 2, and the vehicle body 1 is used for bearing a working tool and transporting the components to and from a working place and a departure place;

The inside of the guide frame 3 is correspondingly fixed with a fixed shaft 31 through welding, the outside of the fixed shaft 31 is provided with a bearing 32, the outside of the bearing 32 is fixedly provided with an outer ring 321 through welding, a semicircular groove 322 is formed in the outer ring 321, one side of the sliding rail 23 is provided with a semicircular guide rail 232, the semicircular groove 322 is in contact with the semicircular guide rail 232, a second rib plate 231 is connected between one side of the sliding rail 23 and the base 2, the bearing 32 rotates and the outer ring 321 rolls in the semicircular groove 322 during use, the special-shaped bearing 32 is utilized to play a role in guiding and fixing, so that the trolley stably slides on the guide rail, and the steel ring outer ring 321 made of high-strength materials can have enough supporting force and is wear-resistant;

The top of the guide frame 3 is fixedly provided with a main shaft 14 through welding, a third rib plate 142 is connected between the main shaft 14 and the guide frame 3, the middle part of the vehicle body 1 is fixedly provided with a shaft sleeve 11 through a bolt, the inner wall of the shaft sleeve 11 is uniformly provided with balls 112, the main shaft 14 passes through the shaft sleeve 11, the outer part of the main shaft 14 is contacted with the balls 112, the top of the main shaft 14 is fixedly provided with a T-shaped head 141 through welding, a rubber ring 15 is arranged between the T-shaped head 141 and the shaft sleeve 11, the rubber ring 15 is sleeved on the outer part of the T-shaped head 141, when the vehicle is jolt up and down, the main shaft 14 buffers the vehicle body through compressing the rubber ring 15, and the balls 112 enable the shaft sleeve 11 to move up and down smoothly;

The dustproof assembly 24 comprises a rubber cover plate 241, a third permanent magnet 242 and a spring 243, wherein the top of the sliding rail 23 is connected with the rubber cover plate 241 through a hinge, the spring 243 is connected between the sliding rail 23 and the rubber cover plate 241, the third permanent magnet 242 is embedded in the bottom of the rubber cover plate 241, the fourth permanent magnet 33 is correspondingly embedded in the top of the guide frame 3, one side of the fourth permanent magnet 33 protrudes out of the surface of the guide frame 3 and is positioned in the same plane with the third permanent magnet 242, when the trolley does not pass through, the two rubber cover plates 241 cover the space between the sliding rail 23, when the trolley passes through, the fourth permanent magnet 33 on the guide frame 3 bounces off the third permanent magnet 242 and the rubber cover plate 241, and the trolley returns to the initial position again after passing through the rubber cover plate 241, so that dust is prevented from entering between the two sliding rails 23;

The first permanent magnets 12 are uniformly arranged at the corresponding positions of the bottom of the vehicle body 1, the second permanent magnets 21 are uniformly arranged at the corresponding positions of the top of the base 2, the first permanent magnets 12 and the second permanent magnets 21 are of a matched structure, and the directions of magnetic fields of the first permanent magnets 12 and the second permanent magnets 21 are opposite, so that the vehicle body 1 can be suspended above the base 2;

The center of the bottom of the vehicle body 1 is provided with a linear motor 34, the bottom of the linear motor 34 is provided with a rotor, the middle position of the top of the base 2 is embedded with a silicon steel sheet stator 25, the stator 25 and the rotor are of a matched structure, the bottom of the vehicle body 1 is provided with a carbon brush cylinder 13, the bottom of the carbon brush cylinder 13 is connected with a carbon brush 131, the top of the base 2 is provided with a third rail 22, the top of the third rail 22 is connected with a copper bar 221, the copper bar 221 is in contact with the carbon brush 131, a second rib plate 231 is connected between the base 2 and the sliding rail 23, after the linear motor 34 is started, the rotor is electrified, the linear motor 34 drives the vehicle body 1 to move forwards or backwards after being acted with the silicon steel sheet stator 25, and the carbon brush 131 and the copper bar 221 are used for realizing reversing;

The electromagnets 26 are respectively arranged between the second permanent magnets 21 at intervals, the second permanent magnets 21 and the electromagnets 26 are positioned in the same vertical plane with the first permanent magnets 12, after the electromagnets 26 are electrified, magnetic fields are generated, the directions of the magnetic fields are the same as those of the second permanent magnets 21, when the load on the vehicle body 1 is large, the electrification of the electromagnets 26 is enhanced, the magnetic fields are increased, and the first permanent magnets 12 are given larger thrust, so that the vehicle body 1 can bear larger load, and vice versa;

The electromagnet 26 and the linear motor 34 are electrically connected with an external power supply and a controller, the linear motor 34 is electrically connected with a carbon brush 131, the copper bar 221 is electrically connected with the silicon steel sheet stator 25, and the controller controls the linear motor 34 and the electromagnet 26 to operate and cut off power.

Working principle: when the magnetic levitation trolley is used, the dustproof assembly 24 is used for shielding a gap between the two sliding rails 23, the guide frame 3 is used for connecting the trolley body 1 and the base 2, and the trolley body 1 is used for carrying a working tool and transporting the components to and from a working place and a departure place; when the trolley is used, the bearing 32 rotates and the outer ring 321 rolls in the semicircular groove 322, the special-shaped bearing 32 is utilized to play a role in guiding and fixing, so that the trolley stably slides on the guide rail, and the steel ring outer ring 321 made of high-strength materials can have enough supporting force and is wear-resistant; when the vehicle is jolted up and down, the main shaft 14 buffers the vehicle body through the compressed rubber ring 15, and the balls 112 enable the shaft sleeve 11 to move up and down smoothly; when the trolley does not pass, the two rubber cover plates 241 cover the space between the sliding rails 23, the fourth permanent magnet 33 on the guide frame 3 ejects the third permanent magnet 242 and the rubber cover plates 241 when the trolley passes, and the trolley passes the rear rubber cover plates 241 and returns to the initial position again, so that dust is prevented from entering between the two sliding rails 23; the first permanent magnet 12 and the second permanent magnet 21 have opposite magnetic fields, so that the vehicle body 1 can be suspended above the base 2; after the linear motor 34 is started, the rotor of the linear motor is electrified, and the linear motor 34 drives the vehicle body 1 to move forwards or backwards after the linear motor acts with the silicon steel sheet stator 25, and the carbon brush 131 and the copper bar 221 are used for realizing reversing; when the load on the vehicle body 1 is large, the energization of the electromagnet 26 is enhanced, the magnetic field is increased, which gives the first permanent magnet 12a larger thrust force so that the vehicle body 1 can withstand a large load, and vice versa

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a magnetic levitation trolley, includes automobile body (1), base (2) and leading truck (3), its characterized in that: the novel anti-dust device is characterized in that sliding rails (23) are correspondingly arranged on the base (2), a guide frame (3) is arranged between the two sliding rails (23), a vehicle body (1) is arranged at the top of the guide frame (3), and a dust-proof assembly (24) is arranged at the top of the sliding rails (23);

The dustproof assembly (24) comprises a rubber cover plate (241), a third permanent magnet (242) and a spring (243), wherein the top of the sliding rail (23) is connected with the rubber cover plate (241) through a hinge, the spring (243) is connected between the sliding rail (23) and the rubber cover plate (241), the third permanent magnet (242) is embedded in the bottom of the rubber cover plate (241), a fourth permanent magnet (33) is correspondingly embedded in the top of the guide frame (3), and one side of the fourth permanent magnet (33) protrudes out of the surface of the guide frame (3) and is located in the same plane with the third permanent magnet (242).

2. A magnetic levitation trolley according to claim 1, characterized in that: the inside of leading truck (3) corresponds and is fixed with fixed axle (31) through the welded fastening, the externally mounted of fixed axle (31) has bearing (32), the outside of bearing (32) is fixed with outer lane (321) through the welded fastening, semicircular groove (322) have been seted up on outer lane (321), one side of slide rail (23) is semicircular guide rail (232), semicircular groove (322) and semicircular guide rail (232) contact each other, be connected with second floor (231) between one side of slide rail (23) and base (2).

3. A magnetic levitation trolley according to claim 1, characterized in that: the top of leading truck (3) is connected with main shaft (14) through welded fastening, be connected with third floor (142) between main shaft (14) and leading truck (3), the middle part of automobile body (1) is fixed with axle sleeve (11) through the bolt, the inner wall of axle sleeve (11) evenly is provided with ball (112), main shaft (14) pass axle sleeve (11), and the outside of main shaft (14) is contacted with ball (112), the top of main shaft (14) is through welded fastening has T type head (141), be provided with rubber circle (15) between T type head (141) and axle sleeve (11), rubber circle (15) cup joint in the outside of T type head (141).

4. A magnetic levitation trolley according to claim 1, characterized in that: the first permanent magnets (12) are uniformly arranged at corresponding positions of the bottom of the vehicle body (1), the second permanent magnets (21) are uniformly arranged at corresponding positions of the top of the base (2), and the first permanent magnets (12) and the second permanent magnets (21) are of a matched structure.

5. A magnetic levitation trolley as claimed in claim 4, wherein: the utility model discloses a novel electric vehicle is characterized in that a linear motor (34) is installed at the bottom central point of automobile body (1), and the bottom of linear motor (34) is provided with the rotor, silicon steel sheet stator (25) are embedded to the top intermediate position of base (2), and silicon steel sheet stator (25) are cooperation structure with the rotor, carbon brush section of thick bamboo (13) are installed to the bottom of automobile body (1), carbon brush section of thick bamboo (13) are connected with carbon brush (131), third rail (22) are installed at the top of base (2), the top of third rail (22) is connected with copper bar (221), copper bar (221) are contacted with carbon brush (131), be connected with second floor (231) between base (2) and slide rail (23).

6. A magnetic levitation trolley as claimed in claim 5, wherein: the electromagnets (26) are respectively arranged between the second permanent magnets (21) at intervals, and the second permanent magnets (21) and the electromagnets (26) are positioned in the same vertical plane with the first permanent magnets (12).

7. A magnetic levitation trolley as claimed in claim 6, wherein: the electromagnet (26) and the linear motor (34) are electrically connected with an external power supply and the controller, the linear motor (34) is electrically connected with the carbon brush (131), and the copper bar (221) is electrically connected with the silicon steel sheet stator (25).