CN108448813B - Vibration power generation device for railway wagon - Google Patents
Vibration power generation device for railway wagon Download PDFInfo
- Publication number
- CN108448813B CN108448813B CN201810498301.XA CN201810498301A CN108448813B CN 108448813 B CN108448813 B CN 108448813B CN 201810498301 A CN201810498301 A CN 201810498301A CN 108448813 B CN108448813 B CN 108448813B
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- reversing
- screw
- spring
- reversing screw
- thrust bearing
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- 238000010248 power generation Methods 0.000 title claims abstract description 23
- 241001669679 Eleotris Species 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000033001 locomotion Effects 0.000 claims abstract description 16
- 230000009471 action Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1861—Rotary generators driven by animals or vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a railway wagon vibration power generation device which comprises a reversing mechanism, a speed changing device and a vibration generator, wherein the power input end of the reversing mechanism corresponds to a sleeper spring, the sleeper spring is used for transmitting vertical vibration force of the sleeper spring to the reversing mechanism, the reversing mechanism is used for converting the vertical vibration force transmitted by the sleeper spring into rotary motion and outputting the rotary motion, the power output end of the reversing mechanism is connected with the power input end of the speed changing device, the speed changing device is used for amplifying rotary rotation speed output by the reversing mechanism, and the power output end of the speed changing device is connected with an input shaft of the vibration generator. The invention can convert the vertical vibration force of the sleeper spring into rotary motion and output the rotary motion through the reversing mechanism matched with the sleeper spring, and then the rotary rotation speed is amplified by the speed change device and then is transmitted to the input shaft of the generator, thereby driving the generator to generate electricity, and the current generated by the vibration generator is transmitted to the storage battery for other electric equipment through rectification and voltage stabilization.
Description
Technical Field
The invention belongs to the technical field of railway vehicle power generation, and particularly relates to a railway wagon vibration power generation device.
Background
The vibration power generation device is designed according to the technical condition of the on-board power generation device of the railway wagon and is used for providing electric energy for electronic control and monitoring equipment to be installed on the railway wagon. The existing vibration power generation device for the railway vehicle is low in power generation efficiency, complex in structure and poor in running reliability.
Disclosure of Invention
The invention aims at: in order to solve the above-mentioned problems, a vibration power generation device for a railway wagon is provided which can effectively utilize the vertical vibration of a sleeper spring to generate power effectively and reliably.
The technical scheme of the invention is realized as follows: a railway freight car vibration power generation facility, its characterized in that: the device comprises a reversing mechanism, a speed changing device and a vibration generator, wherein the power input end of the reversing mechanism corresponds to a sleeper spring, the sleeper spring is used for transmitting vertical vibration force of the reversing mechanism to the reversing mechanism, the reversing mechanism is used for converting the vertical vibration force transmitted by the sleeper spring into rotary motion and outputting the rotary motion, the power output end of the reversing mechanism is connected with the power input end of the speed changing device, the speed changing device is used for amplifying the rotary rotating speed output by the reversing mechanism, and the power output end of the speed changing device is connected with an input shaft of the vibration generator.
The invention relates to a railway wagon vibration power generation device, wherein a reversing mechanism is arranged in a body and comprises a reversing screw and a reversing screw, the reversing screw is sleeved at the upper end part of the reversing screw and is in threaded connection with the reversing screw, a reset spring is sleeved at the periphery of the reversing screw, one end of the reset spring is abutted against the reversing screw, the other end of the reset spring is abutted against the reversing screw, the lower end part of the reversing screw penetrates out of a body and corresponds to a sleeper spring, the upper end part of the reversing screw penetrates out of the body and is connected with a speed changing device, the sleeper spring has acting force limiting the rotation of the reversing screw in the process of transmitting vertical vibration force to the reversing screw, the reversing screw moves upwards under the action of the sleeper spring and drives the reversing screw to do rotary motion, after the acting force of the sleeper spring is transmitted, the reversing screw is separated from the sleeper spring, the rotary limiting force of the reversing screw on the reversing screw disappears, the reversing screw moves downwards under the action of the reset spring, and the sleeper spring does not rotate.
According to the railway wagon vibration power generation device, the friction plate is arranged on the acting surface of the sleeper spring, when the sleeper spring transmits vertical vibration force to the reversing screw rod, the lower end surface of the reversing screw rod abuts against the friction plate, and the rotation of the reversing screw rod is limited through the friction force of the friction plate.
The invention discloses a railway wagon vibration power generation device, which is characterized in that a screw thrust bearing is sleeved on a reversing screw, the screw thrust bearing and the reversing screw synchronously move, a nut thrust bearing is sleeved on a reversing nut, the nut thrust bearing and the reversing nut synchronously move, one end of a return spring is abutted against the nut thrust bearing, the other end of the return spring is abutted against the screw thrust bearing, and the screw thrust bearing is in contact with the outer peripheral part of the nut thrust bearing and the inner wall surface of a body.
The invention discloses a railway wagon vibration power generation device, wherein limit step parts which are correspondingly matched with a screw rod thrust bearing and a nut thrust bearing are respectively arranged in a body.
The invention relates to a railway wagon vibration power generation device, which consists of a two-section structure, wherein the upper section of the reversing screw is of a screw rod structure with threads and is used for being in threaded connection with a reversing screw, the lower section of the reversing screw is of a piston structure of a polished rod and is used for collecting vibration force of a sleeper spring, a screw rod thrust bearing is sleeved on the lower section of the reversing screw, and a reset spring is sleeved on a corresponding part of the upper section of the reversing screw.
The reversing mechanism, the speed changing device and the vibration generator are all arranged in the outer cover, the upper end of the outer cover is provided with the upper cover, and the power input end of the reversing mechanism penetrates through the outer cover and corresponds to the sleeper spring.
The invention can convert the vertical vibration force of the sleeper spring into rotary motion and output the rotary motion through the reversing mechanism matched with the sleeper spring, and then the rotary rotation speed is amplified by the speed change device and then is transmitted to the input shaft of the generator, thereby driving the generator to generate electricity, and the current generated by the vibration generator is transmitted to the storage battery for other electric equipment through rectification and voltage stabilization.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the reversing mechanism in the present invention.
The marks in the figure: the device comprises a reversing mechanism 1, a speed changing device 2, a vibration generator 3, a reversing screw rod 5, a reversing screw nut 6, a return spring 7, a screw rod thrust bearing 8, a screw nut thrust bearing 9, a housing 10 and an upper cover 11.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, the vibration power generation device of the railway wagon comprises a reversing mechanism 1, a speed changing device 2 and a vibration power generator 3, wherein the reversing mechanism 1 is arranged in a body 4, the reversing mechanism 1, the speed changing device 2, the vibration power generator 3 and the body 4 are all arranged in a housing 10, the body 4 is fixedly connected with the housing 10 through connecting screws, an upper cover 11 is arranged at the upper end of the housing 10, a power input end of the reversing mechanism 1 penetrates through the housing 10 and corresponds to a sleeper spring, the sleeper spring is used for transmitting vertical vibration force of the sleeper spring to the reversing mechanism 1, the reversing mechanism 1 is used for converting the vertical vibration force transmitted by the sleeper spring into rotary motion and outputting the rotary motion, a power output end of the reversing mechanism 1 is connected with a power input end of the speed changing device 2, the speed changing device 2 is used for amplifying the rotary rotation speed output by the reversing mechanism 1, and a power output end of the speed changing device 2 is connected with an input shaft of the vibration power generator 3.
As shown in fig. 2, the reversing mechanism 1 includes a reversing screw 5 and a reversing nut 6, the reversing nut 6 is sleeved at the upper end of the reversing screw 5 and is in threaded connection with the reversing screw 5, a return spring 7 is sleeved at the periphery of the reversing screw 5, one end of the return spring 7 abuts against the reversing screw 6, the other end abuts against the reversing screw 5, the lower end of the reversing screw 5 penetrates out of the body 4 and corresponds to a sleeper spring, the upper end of the reversing screw 6 penetrates out of the body 4 and is connected with the speed changing device 2, the sleeper spring has an acting force for limiting the rotation of the reversing screw 5 in the process of transmitting vertical vibration force to the reversing screw 5, the reversing screw 5 moves upwards under the action of the sleeper spring and drives the reversing screw 6 to do rotary motion, after the acting force transmission of the sleeper spring is completed, the reversing screw 5 is separated from the sleeper spring, the rotary limiting force of the sleeper spring on the reversing screw 5 disappears, the reversing screw 5 moves downwards under the action of the reset spring 7, and the reversing screw 6 does not rotate.
In this embodiment, a friction plate is disposed on the acting surface of the sleeper spring, and when the sleeper spring transmits a vertical vibration force to the reversing screw 5, the lower end surface of the reversing screw 5 abuts against the friction plate, and the rotation of the reversing screw 5 is limited by the friction force of the friction plate.
The reversing screw 5 is sleeved with a screw thrust bearing 8, the screw thrust bearing 8 and the reversing screw 5 synchronously move, the reversing screw 6 is sleeved with a screw thrust bearing 9, the screw thrust bearing 9 and the reversing screw 6 synchronously move, one end of a return spring 7 is abutted against the screw thrust bearing 9, the other end of the return spring is abutted against the screw thrust bearing 8, the outer peripheral parts of the screw thrust bearing 8 and the screw thrust bearing 9 are in contact with the inner wall surface of the body 4, and limit step parts which are correspondingly matched with the screw thrust bearing 8 and the screw thrust bearing 9 are respectively arranged in the body 4 so as to limit the movement positions of the reversing screw and the reversing screw. According to the invention, through the arrangement of the thrust bearing on the reversing mechanism, the rotation resistance among the reversing screw rod, the reversing nut and the body can be effectively reduced, so that the power generation efficiency is effectively improved, and the reversing screw rod and the reversing nut can move in the body more stably and reliably.
In this embodiment, the reversing screw 5 is composed of two sections, the upper section is a screw rod structure with threads and is used for being in threaded connection with the reversing screw 6, the lower section is a piston structure of a polished rod and is used for collecting vibration force of a sleeper spring, the screw rod thrust bearing 8 is sleeved on the lower section of the reversing screw 5, and the return spring 7 is sleeved on a corresponding part of the upper section of the reversing screw 5.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. A railway freight car vibration power generation facility, its characterized in that: the device comprises a reversing mechanism (1), a speed changing device (2) and a vibration generator (3), wherein the power input end of the reversing mechanism (1) corresponds to a sleeper spring, the sleeper spring is used for transmitting vertical vibration force of the sleeper spring to the reversing mechanism (1), the reversing mechanism (1) is used for converting the vertical vibration force transmitted by the sleeper spring into rotary motion and outputting the rotary motion, the power output end of the reversing mechanism (1) is connected with the power input end of the speed changing device (2), the speed changing device (2) is used for amplifying the rotary rotating speed output by the reversing mechanism (1), and the power output end of the speed changing device (2) is connected with an input shaft of the vibration generator (3);
the reversing mechanism (1) is arranged in the body (4), the reversing mechanism (1) comprises a reversing screw (5) and a reversing screw (6), the reversing screw (6) is sleeved at the upper end part of the reversing screw (5) and is in threaded connection with the reversing screw (5), a reset spring (7) is sleeved at the periphery of the reversing screw (5), one end of the reset spring (7) is abutted against the reversing screw (6), the other end of the reset spring is abutted against the reversing screw (5), the lower end part of the reversing screw (5) penetrates out of the body (4) and corresponds to the sleeper spring, the upper end part of the reversing screw (6) penetrates out of the body (4) and is connected with the speed changing device (2), the reversing screw (5) is simultaneously provided with an acting force for limiting the rotation of the reversing screw (5) in the process of transmitting vertical vibration force to the reversing screw (5), the reversing screw (5) moves upwards under the action of the sleeper spring, and drives the reversing screw (6) to do rotary motion, and after the acting force transmission of the sleeper spring is completed, the reversing screw (5) and the rotating under the sleeper spring (7) is not limited to rotate under the reversing screw (7) in the process of rotating the sleeper spring;
a friction plate is arranged on the action surface of the sleeper spring, when the sleeper spring transmits vertical vibration force to the reversing screw rod (5), the lower end surface of the reversing screw rod (5) abuts against the friction plate, and the rotation of the reversing screw rod (5) is limited by the friction force of the friction plate.
2. The railway wagon vibration power generation device according to claim 1, wherein: the reversing screw (5) is sleeved with a screw thrust bearing (8), the screw thrust bearing (8) and the reversing screw (5) synchronously move, a nut thrust bearing (9) is sleeved on the reversing nut (6), the nut thrust bearing (9) synchronously moves with the reversing nut (6), one end of the reset spring (7) is abutted against the nut thrust bearing (9), the other end of the reset spring is abutted against the screw thrust bearing (8), and the screw thrust bearing (8) is contacted with the outer periphery of the nut thrust bearing (9) and the inner wall surface of the body (4).
3. The railway wagon vibration power generation device according to claim 2, wherein: limiting step parts which are correspondingly matched with the screw rod thrust bearing (8) and the nut thrust bearing (9) are respectively arranged in the body (4).
4. The railway wagon vibration power generation device according to claim 2, wherein: the reversing screw (5) consists of a two-section structure, the upper section of the reversing screw is of a screw rod structure with threads and is used for being in threaded connection with the reversing screw nut (6), the lower section of the reversing screw is of a polished rod piston structure and is used for collecting vibration force of a sleeper spring, the screw rod thrust bearing (8) is sleeved on the lower section of the reversing screw (5), and the reset spring (7) is sleeved on the corresponding part of the upper section of the reversing screw (5).
5. The railway wagon vibration power generation apparatus according to any one of claims 1 to 4, wherein: the reversing mechanism (1), the speed changing device (2) and the vibration generator (3) are all arranged in the outer cover (10), an upper cover (11) is arranged at the upper end of the outer cover (10), and the power input end of the reversing mechanism (1) penetrates through the outer cover (10) and corresponds to the sleeper spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498301.XA CN108448813B (en) | 2018-05-23 | 2018-05-23 | Vibration power generation device for railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498301.XA CN108448813B (en) | 2018-05-23 | 2018-05-23 | Vibration power generation device for railway wagon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108448813A CN108448813A (en) | 2018-08-24 |
| CN108448813B true CN108448813B (en) | 2024-03-19 |
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ID=63204552
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810498301.XA Active CN108448813B (en) | 2018-05-23 | 2018-05-23 | Vibration power generation device for railway wagon |
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| Country | Link |
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| CN (1) | CN108448813B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242527A (en) * | 2019-06-21 | 2019-09-17 | 中国神华能源股份有限公司 | Railway freight-car and vibration kinetic energy recovery system and method based on railway freight-car |
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| CN108448813A (en) | 2018-08-24 |
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