CN107867307B - Permanent magnet type buffer suspension type empty rail train stopper - Google Patents
Permanent magnet type buffer suspension type empty rail train stopper Download PDFInfo
- Publication number
- CN107867307B CN107867307B CN201711031084.5A CN201711031084A CN107867307B CN 107867307 B CN107867307 B CN 107867307B CN 201711031084 A CN201711031084 A CN 201711031084A CN 107867307 B CN107867307 B CN 107867307B
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- CN
- China
- Prior art keywords
- permanent magnet
- buffer
- insulation sleeve
- magnet type
- magnetic insulation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000872 buffer Substances 0.000 title claims abstract description 64
- 239000000725 suspension Substances 0.000 title claims abstract description 23
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/16—Positive railway stops
- B61K7/18—Buffer stops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The permanent magnet type buffer suspension type train stopper for the air rail train is used for effectively simplifying the structure of the train stopper and reducing the maintenance workload, thereby reducing the running cost of the train line of the air rail. The device comprises a fixed support fixedly arranged below a track beam running surface and a permanent magnet type buffer fixedly arranged on the fixed support, wherein a buffer head acted by the permanent magnet type buffer is arranged in front of the permanent magnet type buffer, and a guide mechanism for enabling the buffer head to longitudinally move is arranged between the buffer head and the fixed support. The permanent magnet type buffer comprises a magnetic insulation sleeve and at least two permanent magnets arranged in the magnetic insulation sleeve at intervals in the longitudinal direction, and the magnetic poles of the adjacent ends of the two adjacent permanent magnets are the same.
Description
Technical Field
The invention relates to a suspension type air rail train, in particular to a permanent magnet buffer suspension type air rail train stopper.
Background
In recent years, the urban development process is accelerated, and rail transit systems are increasingly diversified to adapt to positioning of different traffic demands. As an effective supplementary form and extension of rail traffic such as subways and light rails, suspension type air rail trains are receiving more and more attention. The light, medium and medium transportation is characterized by low investment in early construction and relatively low cost in later operation, the suspended air rail is particularly suitable for medium and small cities with two lines and three lines, and can be connected to business circles and office areas of a city center to provide tie lines for hospitals, schools and residential areas. At present, a plurality of cities are actively planning and constructing suspended air rail traffic.
The car stopper is used as a complete device for track traffic, is arranged at the end of a line, prevents a vehicle from sliding out of a track, and is an indispensable device in the track traffic. Aiming at the emerging suspension type air rail train, less research is carried out at home and abroad, and particularly, the vehicle stopper is more fresh. Existing car stops typically employ hydraulic buffers to buffer the train. The hydraulic damper requires frequent maintenance in use to ensure proper sealing and reliable operation of the damper. The suspension monorail car stopper is suspended on the track beam, so that great inconvenience is brought to use. Therefore, it is necessary to design and invent a car stopper which is suitable for hanging rail transit maintenance and overhaul and has small workload.
Disclosure of Invention
The invention aims to solve the technical problem of providing a permanent magnet type buffer suspension type empty rail train stopper so as to effectively simplify the structure of the stopper and reduce the maintenance workload, thereby reducing the running cost of an empty rail train line.
The technical scheme adopted for solving the technical problems is as follows:
the invention relates to a permanent magnet type buffer suspension type empty rail train stop buffer, which is characterized in that: the device comprises a fixed bracket fixedly arranged below a track beam running surface and a permanent magnet buffer fixedly arranged on the fixed bracket, wherein a buffer head acted by the permanent magnet buffer is arranged in front of the permanent magnet buffer, and a guide mechanism for enabling the buffer head to move longitudinally is arranged between the buffer head and the fixed bracket; the permanent magnet buffer comprises a magnetic insulation sleeve and at least two permanent magnets longitudinally arranged in the magnetic insulation sleeve at intervals, and the magnetic poles of the adjacent ends of the two adjacent permanent magnets are the same;
the magnetic insulation sleeve is fixedly arranged on the fixed support through the mounting support, the rear end of the magnetic insulation sleeve is a closed end, the front end of the magnetic insulation sleeve is an open end, and a limiting ring is arranged in the open end; the rear part of the buffer head is provided with a sliding column, and the rear part of the sliding column is inserted into the magnetism isolating sleeve from the opening end;
the permanent magnet is a hollow columnar body, a compression spring is arranged in the magnetic insulation sleeve, the rear end of the compression spring acts on the closed end of the magnetic insulation sleeve, and the front end of the compression spring acts on a baffle plate arranged between the limiting ring and the end face of the adjacent permanent magnet.
The invention has the beneficial effects that the magnetic field generated by the permanent magnet is used for buffering and damping the train, the structure is simpler and more compact, and the oil leakage phenomenon of the hydraulic car stopper can not occur, thereby reducing the maintenance and overhaul workload and the running cost of the empty rail train line; the double buffering vibration reduction can be formed with the compression spring, the vibration reduction effect is more obvious, and the quick reset function is realized; the structure is flexible and changeable, the device can be flexibly arranged according to requirements, the action stroke is shorter, and the construction cost can be effectively saved.
Drawings
The specification includes the following seven drawings:
FIG. 1 is a schematic perspective view of a permanent magnet type buffer suspension type air rail train stopper of the present invention;
FIG. 2 is a side view of the permanent magnet type buffer suspension type air rail train stopper of the present invention;
FIG. 3 is a schematic view of the structure and installation of a permanent magnet type buffer in a permanent magnet type buffer suspension type air rail train stopper of the present invention;
FIG. 4 is a block diagram of an embodiment 1 of a permanent magnet type buffer in a permanent magnet type buffer suspension type air rail train stopper of the present invention;
FIG. 5 is a block diagram of embodiment 2 of a permanent magnet type buffer in a permanent magnet type buffer suspension type air rail train stopper of the present invention;
FIG. 6 is a block diagram of embodiment 3 of a permanent magnet type buffer in a permanent magnet type buffer suspension type air rail train stopper of the present invention;
fig. 7 is a block diagram of an embodiment 4 of a permanent magnet type buffer in a permanent magnet type buffer suspension type air rail train stopper of the present invention.
The components and corresponding indicia are shown: the track beam 10, the running surface 11, the fixed support 20, the upper plate 21, the mounting support 22, the permanent magnet buffer 30, the magnetic insulation sleeve 31, the permanent magnet 32, the compression spring 33, the baffle 34, the limiting ring 35, the buffer head 40, the sliding column 41, the guide mechanism 50, the first guide connecting rod 51 and the second guide connecting rod 52.
Description of the embodiments
The invention will be further described with reference to the drawings and examples.
Referring to fig. 1 and 2, the permanent magnet type buffer suspension type empty rail train stopper of the present invention includes a fixed bracket 20 fixedly installed below a running surface 11 of a rail beam 10, and a permanent magnet type buffer 30 fixedly installed on the fixed bracket 20, a buffer head 40 operated by the permanent magnet type buffer 30 is provided in front of the permanent magnet type buffer 30, and a guide mechanism 50 for keeping the buffer head 40 longitudinally moving is provided between the buffer head 40 and the fixed bracket 20. Referring to fig. 3, the permanent magnet type damper 30 includes a magnetic insulation sleeve 31 and at least two permanent magnets 32 disposed therein at a longitudinal interval, and adjacent ends of the two permanent magnets 32 have the same magnetic poles. The magnetic field generated by the permanent magnet is used for buffering and damping the train, the structure is simpler and more compact, and the oil leakage phenomenon of the hydraulic car stopper can not occur, so that the maintenance and overhaul workload and the running cost of an air rail train line are reduced.
Referring to fig. 3, the magnetic insulation sleeve 31 is fixedly mounted on the fixing bracket 20 through the mounting support 22, the rear end of the magnetic insulation sleeve 31 is a closed end, the front end is an open end, and a limiting ring 35 is arranged in the open end. The rear part of the buffer head 40 is provided with a sliding column 41, and the rear part of the sliding column 41 is inserted into the magnetic insulating sleeve 31 from the open end. The permanent magnet 32 is a hollow cylindrical body, a compression spring 33 is arranged in the magnetic insulation sleeve 31, the rear end of the compression spring 33 acts on the closed end of the magnetic insulation sleeve 31, and the front end acts on a baffle 34 arranged between the limiting ring 35 and the end face of the adjacent permanent magnet 32.
Referring to fig. 3, a limit ring 35 and a baffle 34 are provided at the open end of the insulating sleeve 31 to prevent the permanent magnet 32 and the compression spring 33 therein from accidentally jumping out. The compression spring 33 is arranged to enable the permanent magnet type buffer 30 and the compression spring to form double buffering vibration reduction, so that the vibration reduction effect is more remarkable, and the function of quick reset is achieved.
The permanent magnet type buffer 30 is flexible and changeable in structure, can be flexibly arranged according to requirements, is short in action stroke, and can effectively save construction cost. Referring to embodiment 1 shown in fig. 4, a magnetic insulating sleeve 31 is provided with two permanent magnets 32, and a compression spring 33 passes through the hollow space of each permanent magnet 32. Referring to embodiment 2 shown in fig. 5, the insulating sleeve 31 is provided with two permanent magnets 32, each permanent magnet 32 being located in a cavity of the compression spring 33. Referring to embodiment 3 shown in fig. 6, the insulating sleeve 31 is provided with three permanent magnets 32, and the compression spring 33 passes through the hollow space of each permanent magnet 32. Referring to embodiment 4 shown in fig. 7, the insulating sleeve 31 is provided with two permanent magnets 32, and no compression spring 33 is provided.
Referring to fig. 3, the guide mechanism 50 is composed of a first guide link 51 and a second guide link 52, wherein the front end of the first guide link 51 is hinged with the buffer head 40, the rear end of the second guide link 52 is hinged with the fixed bracket 20, and the rear end of the first guide link 51 is hinged with the front end of the second guide link 52. The buffer head 40 is kept longitudinally displaced by the rigidity of the first guide link 51 and the second guide link 52, and the cooperation of the rear part of the sliding column 41 and the magnetic insulation sleeve 31.
The foregoing is illustrative of the principles of the permanent magnet buffer suspension type air rail train stopper of the present invention and is not intended to limit the invention to the specific structure and application scope shown and described, so that all possible modifications and equivalents thereof fall within the scope of the invention as claimed.
Claims (4)
1. Permanent magnet type buffer suspension type air rail train stopper, characterized by: the device comprises a fixed bracket (20) fixedly arranged below a running surface (11) of a track beam (10), and a permanent magnet buffer (30) fixedly arranged on the fixed bracket (20), wherein a buffer head (40) acted by the permanent magnet buffer (30) is arranged in front of the permanent magnet buffer (30), and a guide mechanism (50) for enabling the buffer head (40) to move longitudinally is arranged between the buffer head (40) and the fixed bracket (20); the permanent magnet buffer (30) comprises a magnetic insulation sleeve (31) and at least two permanent magnets (32) longitudinally arranged in the magnetic insulation sleeve at intervals, and the magnetic poles of the adjacent ends of the two adjacent permanent magnets (32) are the same;
the magnetic insulation sleeve (31) is fixedly arranged on the fixed support (20) through the mounting support (22), the rear end of the magnetic insulation sleeve (31) is a closed end, the front end is an open end, and a limiting ring (35) is arranged in the open end; the rear part of the buffer head (40) is provided with a sliding column (41), and the rear part of the sliding column (41) is inserted into the magnetic insulation sleeve (31) from the opening end;
the permanent magnet (32) is a hollow columnar body, a compression spring (33) is arranged in the magnetic insulation sleeve (31), the rear end of the compression spring (33) acts on the closed end of the magnetic insulation sleeve (31), and the front end acts on a baffle plate (34) arranged between a limiting ring (35) and the end face of the adjacent permanent magnet (32).
2. The permanent magnet type buffer suspension type air rail train stopper as claimed in claim 1, wherein: the compression spring (33) passes through the cavity of each permanent magnet (32).
3. The permanent magnet type buffer suspension type air rail train stopper as claimed in claim 1, wherein: the permanent magnets (32) are positioned in the cavity of the compression spring (33).
4. The permanent magnet type buffer suspension type air rail train stopper as claimed in claim 1, wherein: the guide mechanism (50) is composed of a first guide connecting rod (51) and a second guide connecting rod (52), the front end of the first guide connecting rod (51) is hinged with the buffer head (40), the rear end of the second guide connecting rod (52) is hinged with the fixed support (20), and the rear end of the first guide connecting rod (51) is hinged with the front end of the second guide connecting rod (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031084.5A CN107867307B (en) | 2017-10-27 | 2017-10-27 | Permanent magnet type buffer suspension type empty rail train stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031084.5A CN107867307B (en) | 2017-10-27 | 2017-10-27 | Permanent magnet type buffer suspension type empty rail train stopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107867307A CN107867307A (en) | 2018-04-03 |
| CN107867307B true CN107867307B (en) | 2024-03-29 |
Family
ID=61752440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711031084.5A Active CN107867307B (en) | 2017-10-27 | 2017-10-27 | Permanent magnet type buffer suspension type empty rail train stopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107867307B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01101250A (en) * | 1987-10-13 | 1989-04-19 | Matsushita Electric Ind Co Ltd | Collision preventive device |
| CN1280075A (en) * | 2000-08-24 | 2001-01-17 | 陈缨 | Damper for vehicle |
| CN1396393A (en) * | 2000-07-11 | 2003-02-12 | 株式会社三角工具加工 | Vibration damper using magnetic circuit |
| CN102705415A (en) * | 2012-05-26 | 2012-10-03 | 广东工业大学 | High-speed electromagnetic damper |
| CN203655998U (en) * | 2013-11-05 | 2014-06-18 | 李发洪 | Electromagnetic shock absorber |
| CN205086946U (en) * | 2015-09-15 | 2016-03-16 | 中铁二院工程集团有限责任公司 | Suspension type track transportation systems stop buffer |
| CN206049706U (en) * | 2016-08-30 | 2017-03-29 | 沈阳中铁安全设备有限责任公司 | Suspension type sky rail car lug |
| CN207433555U (en) * | 2017-10-27 | 2018-06-01 | 中铁二院工程集团有限责任公司 | Magneto buffers suspension type sky rail train stopper |
-
2017
- 2017-10-27 CN CN201711031084.5A patent/CN107867307B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01101250A (en) * | 1987-10-13 | 1989-04-19 | Matsushita Electric Ind Co Ltd | Collision preventive device |
| CN1396393A (en) * | 2000-07-11 | 2003-02-12 | 株式会社三角工具加工 | Vibration damper using magnetic circuit |
| CN1280075A (en) * | 2000-08-24 | 2001-01-17 | 陈缨 | Damper for vehicle |
| CN102705415A (en) * | 2012-05-26 | 2012-10-03 | 广东工业大学 | High-speed electromagnetic damper |
| CN203655998U (en) * | 2013-11-05 | 2014-06-18 | 李发洪 | Electromagnetic shock absorber |
| CN205086946U (en) * | 2015-09-15 | 2016-03-16 | 中铁二院工程集团有限责任公司 | Suspension type track transportation systems stop buffer |
| CN206049706U (en) * | 2016-08-30 | 2017-03-29 | 沈阳中铁安全设备有限责任公司 | Suspension type sky rail car lug |
| CN207433555U (en) * | 2017-10-27 | 2018-06-01 | 中铁二院工程集团有限责任公司 | Magneto buffers suspension type sky rail train stopper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107867307A (en) | 2018-04-03 |
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