CN105276145B - A kind of gas electricity generator gear-box - Google Patents
A kind of gas electricity generator gear-box Download PDFInfo
- Publication number
- CN105276145B CN105276145B CN201510732912.2A CN201510732912A CN105276145B CN 105276145 B CN105276145 B CN 105276145B CN 201510732912 A CN201510732912 A CN 201510732912A CN 105276145 B CN105276145 B CN 105276145B
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- CN
- China
- Prior art keywords
- gear
- motor
- axis
- speed
- combustion gas
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
- F16H57/0441—Arrangements of pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of gas electricity generator gear-box, including：The combustion gas axis that sun gear in planetary gear set, with planetary gear set is connected, the power generation axis being connected with the ring gear in planetary gear set；Be meshed the motor gear connecting with the outside gear teeth of ring gear, and motor gear can be driven by motor and be rotated.The rotation of motor is improved by the structure of the present apparatus, and combustion gas axis is made to more easily reach startup rotating speed.Motor is detached with motor gear when combustion gas axis reaches desired speed.The transmission that rotates through of combustion gas axis drives power generation axis, and combustion gas axis is as driving shaft at this time, and power generation axis is as driven shaft, and rotating speed when combustion gas axis works normally is very high, and rotating speed is reduced when being exported by the present apparatus.The gear-box improves the structure that previous raising speed case is set respectively with reduction of speed case, employ the structure of planetary gear set, under the premise of ensuring that raising speed and reduction of speed are achievable, raising speed mechanism is integrated into a nested structure with speed decreasing mechanism, greatly reduces the volume of gear-box.
Description
Technical field
The present invention relates to fuel engine power generation drive technology fields, concretely relate to a kind of gas electricity generator gear-box.
Background technology
Fuel engine power generation is a kind of technology to be generated electricity using fuel gas such as liquefied gas, natural gases as comburant, instead of vapour
Oil, novel, efficient generation of electricity by new energy machine of the diesel oil as engine power.Gas electricity generator is wide with output power range,
Start and run the advantages that reliable high, power generating quality is good, light-weight, small, maintenance is simple, low-frequency noise is small.What is used can
Combustion property gas be cleaning, the cheap energy, such as：Device in Gas, Straw Gas, biogas etc., using they as fuel generating set not
It is only reliable, it is at low cost, and can turn waste into wealth, pollution will not be generated.
Small gas generating set traditional at present sets two gearbox drives, and one is used for raising speed, and one is used to drop
Speed, entire unit are arranged as：Motor+gearbox+gas turbine+reduction box+generator.Such structure not only makes entire machine
The space structure of group is huge, and the cost of equipment purchase and operation is also very high.
Therefore, a kind of compact-sized, small gas electricity generator how is designed, is the current rank of those skilled in the art
The section technical issues that need to address.
Invention content
In order to solve the above technical problems, the present invention provides a kind of gas electricity generator gear-box, including：
The combustion gas axis that sun gear in planetary gear set, with the planetary gear set is connected, with the internal tooth in the planetary gear set
The connected power generation axis of circle；
Be meshed the motor gear connecting with the outside gear teeth of the ring gear, and the motor gear can pass through motor band
Turn is moved.
Optionally, engaged between the motor gear and the ring gear setting excessive gear, the excessive gear it is straight
Diameter is less than the motor gear.
Optionally, the planetary gear in the planetary gear set includes the gear wheel rotated coaxially and pinion gear, the gear wheel
With the pinion gear entirety is fixed for one.
Optionally, the shaft fixed setting of the planetary gear.
Optionally, the oil pump for conveying lubricating oil is also connected on the motor gear.
Optionally, the sun gear setting can rotate the oil transportation portion of plate-like contacted, institute with the inside of the ring gear
It states and is radially opened up for the oil circuit for the lubricating oil that circulates in oil transportation portion.
Optionally, the shaft both sides of the planetary gear, the motor gear and the excessive gear are respectively provided with rolling bearing.
Gas electricity generator gear provided in the present invention, with planetary gear set, the sun gear in planetary gear set, which is fixed, to be connected
Then combustion gas axis, ring gear are fixedly connected with power generation axis, and combustion gas axis passes through planetary gear with power generation axis coaxial arrangement, the power of sun gear
Group is transferred to power generation axis, this is one group of drive path, and rotating speed reduces when the rotation of combustion gas axis is transferred to power generation axis, plays reduction of speed
Effect.The outside gear teeth meshing connection motor gear of ring gear, the rotary action that motor transmits can be transmitted by motor gear
To ring gear, combustion gas axis is passed to using the transmission of planetary gear set, rotating speed increases when combustion gas axis is passed in the rotation of motor gear, energy
Enough play the role of raising speed.Since combustion gas axis needs reach certain high rotating speed when generator starts, when startup, is driven by motor
Rotation, motor gear are improved as driving wheel, combustion gas axis as driven shaft, the rotation of motor by the structure of the present apparatus,
Combustion gas axis is made to more easily reach startup rotating speed.Motor is detached with motor gear when combustion gas axis reaches desired speed, and motor turns
Dynamic to stop, combustion gas axis is driven by combustion gas to be rotated, and the transmission that rotates through of combustion gas axis drives power generation axis, and combustion gas axis is as actively at this time
Axis, power generation axis is as driven shaft, and rotating speed when combustion gas axis works normally is very high, and rotating speed is reduced when being exported by the present apparatus.
The gear-box improves the structure that previous raising speed case is set respectively with reduction of speed case, and employs the knot of planetary gear set
Structure, under the premise of ensuring that raising speed and reduction of speed are achievable, raising speed mechanism is integrated into a nested structure with speed decreasing mechanism, drops significantly
The low volume of gear-box, reduces the quantity of unit equipment, and buying, operation and maintenance cost substantially reduce.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the sectional structure chart of gas electricity generator gear-box provided by the invention.
Wherein：
Planetary gear set 1, sun gear 11, planetary gear 12, gear wheel 121, pinion gear 122, ring gear 13, combustion gas axis 2, power generation
Axis 3, motor gear 4, excessive gear 5, oil pump 6.
Specific embodiment
The present invention core be to provide a kind of gas electricity generator gear-box, which realizes liter simultaneously using a nested structure
The two kinds of effects of speed and reduction of speed, can ensure that generator starts and work normally two states, volume structure is small, operation and maintenance cost
It is low.
In order to which those skilled in the art is made to more fully understand technical scheme of the present invention, below in conjunction with attached drawing and specifically
The structure of generator gear case that designs to the present invention of embodiment and the course of work be described in detail.
As shown in Figure 1, the sectional structure chart for gas-driven generator gear-box provided by the invention.Planetary gear is specifically included
The components such as group 1, combustion gas axis 2 and power generation axis 3.Planetary gear set 1 has sun gear 11, planetary gear 12 and ring gear 13, the wherein sun
11 connected combustion gas axis 2, the connected power generation axis 3 of ring gear 13 are taken turns, combustion gas axis 2 is located at same with power generation axis 3 to be coaxially disposed, shown in figure
On one vertical line, when generator works normally high-temperature fuel gas driving sun gear 11 as driving wheel, respectively by planetary gear 12,
Ring gear 13 drives the power generation output rotation of axis 3.In the present invention, power generation axis 3 is integrated with ring gear 13, during fabrication by internal tooth
The centre protrusion of circle 13 is set as cylinder, and as power generation axis 3, certainly, ring gear 13 uses split structure with power generation axis 3
It is also possible, it needs to be fixedly connected by fixing device.
The outside of ring gear 13 is also provided with the gear teeth, and motor gear 4 passes through the outboard wheel directly or indirectly with ring gear 13
Tooth engagement is driven, and in attached drawing in the present invention, excessive gear 5, excessive gear are set between motor gear 4 and ring gear 13
5 respectively with 13 outside gear teeth meshing of motor gear 4 and ring gear, and the diameter of excessive gear 5 be less than motor gear 4 it is straight
Diameter, in transmission, the rotating speed of excessive gear 5 faster, improves raising speed effect.Correspondingly, between motor gear 4 and ring gear 13 also
It directly can engage or set greater number of excessive gear 5.Motor gear 4 is driven by motor to be rotated, and is started in generator
Stage, motor gear 4 are used as driving wheel, pass through motor gear 4, excessive gear 5, ring gear 13, planetary gear 12 and the sun respectively
The rotation of motor is transmitted on combustion gas axis 2 by wheel 11, by a series of gear ratio, can be greatly improved the rotating speed of motor,
More easily reach the desired speed of combustion gas axis 2.
Gear-box provided by the present invention can realize generator raising speed on startup by same set of planetary gear, work
When reduction of speed requirement, sun gear 11 is follower during startup, and planetary gear set carries out raising speed, and sun gear 11 is driving wheel during work,
Planetary gear set carry out reduction of speed, entire gear-box it is small, occupied space is few, and operation and maintenance are all easier.
Further, in order to improving gear ratio, achieve the purpose that better raising speed or reduction of speed, by planet in the present invention
Wheel 12 is set as two-stage, respectively gear wheel 121 and pinion gear 122, and gear wheel 121 and pinion gear 122 rotate coaxially and be one
Fixed entirety, gear wheel 121 are engaged with sun gear 11, and pinion gear 122 is engaged with ring gear 13, are passed in power by ring gear 13
Reach the reduction of speed effect of bigger when being delivered to sun gear 11, power plays the raising speed of bigger when being transmitted to ring gear 13 by sun gear 11
Effect.
The shaft fixed setting of planetary gear 12, planetary gear 12 do not move in gear-box designed by the present invention, can only rotation
It can not revolve round the sun around sun gear 11.Sun gear 11 can be made to be transmitted to the rotational efficienty higher of ring gear 13.In addition, in planetary gear
12nd, the both sides of 5 shaft of motor gear 4 and excessive gear are respectively provided with rolling bearing, ensure that the smooth of rotation with stablizing.
Oil pump 6 is also connected on motor gear 4, for conveying lubricating oil, motor drives motor gear 4, and motor gear 4 drives
The dynamic work of oil pump 6 input lubricating oil.Oil transportation portion 111 is set on sun gear 11, and oil transportation portion 111 and the inside of ring gear 13 rotate
Contact, the surface of the two are in contact slip.It is radially opened up for the oil circuit for the lubricating oil that circulates, lubricating oil in oil transportation portion 111
Enter from combustion gas axis 2, thrown away under the influence of centrifugal force by oil circuit, flowed between gear wheel 121 and sun gear 11, to it
It is lubricated.Certainly, also lubricant passage way can be opened up in the corresponding position of other gears, is lubricated with different positions.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (5)
1. a kind of gas electricity generator gear-box, which is characterized in that including：
The combustion gas axis (2) that sun gear (11) in planetary gear set (1), with the planetary gear set (1) is connected, with the planetary gear set
(1) the power generation axis (3) that the ring gear (13) in is connected；
Be meshed the motor gear (4) connecting with the outside gear teeth of the ring gear (13), and the motor gear (4) can pass through
Motor drives rotation；
Planetary gear (12) in the planetary gear set (1) includes the gear wheel (121) rotated coaxially and pinion gear (122), described
Gear wheel (121) and the pinion gear (122) are fixed whole for one；
The shaft fixed setting of the planetary gear (12).
2. gas electricity generator gear-box according to claim 1, which is characterized in that the motor gear (4) with it is described interior
Engagement setting excessive gear (5) between gear ring (13), the diameter of the excessive gear (5) are less than the motor gear (4).
3. gas electricity generator gear-box according to claim 1 or 2, which is characterized in that also connect on the motor gear (4)
Connect the oil pump (6) for conveying lubricating oil.
4. gas electricity generator gear-box according to claim 3, which is characterized in that the sun gear (11) setting can be with
The inside of the ring gear (13) rotates the oil transportation portion (111) of the plate-like of contact, and use is radially opened up on the oil transportation portion (111)
In the oil circuit of circulation lubricating oil.
5. gas electricity generator gear-box according to claim 4, which is characterized in that planetary gear (12), the motor gear
(4) it is respectively provided with rolling bearing with the shaft both sides of excessive gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732912.2A CN105276145B (en) | 2015-10-29 | 2015-10-29 | A kind of gas electricity generator gear-box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732912.2A CN105276145B (en) | 2015-10-29 | 2015-10-29 | A kind of gas electricity generator gear-box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105276145A CN105276145A (en) | 2016-01-27 |
| CN105276145B true CN105276145B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510732912.2A Active CN105276145B (en) | 2015-10-29 | 2015-10-29 | A kind of gas electricity generator gear-box |
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| Country | Link |
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| CN (1) | CN105276145B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112228171A (en) * | 2020-11-03 | 2021-01-15 | 上海齐耀动力技术有限公司 | Supercritical carbon dioxide turbine-starting motor-compressor unit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2275377B (en) * | 1993-02-22 | 1997-05-28 | Yang Tai Her | An electric energy generation and storage apparatus |
| CN102437676A (en) * | 2012-01-05 | 2012-05-02 | 姚宜吾 | Flywheel-assisted low-speed power generation device |
| CN202579060U (en) * | 2012-05-14 | 2012-12-05 | 沈阳华创风能有限公司 | Speed adjusting device with variable speed ratio |
| CN202732233U (en) * | 2012-09-04 | 2013-02-13 | 沈阳华创风能有限公司 | Variable-ratio wind generating set |
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- 2015-10-29 CN CN201510732912.2A patent/CN105276145B/en active Active
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| Publication number | Publication date |
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| CN105276145A (en) | 2016-01-27 |
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Address after: 400039 floor 7, building D3, Erlang international student entrepreneurship Park, No. 71 and No. 71-1, Kecheng Road, Jiulongpo District, Chongqing Patentee after: CHONGQING YONG JIN HEAVY MACHINERY COMPLETE EQUIPMENT CO.,LTD. Address before: 404000 No. 139-53, Keyuan 3rd Street, Jiulongpo District, Chongqing Patentee before: CHONGQING YONG JIN HEAVY MACHINERY COMPLETE EQUIPMENT CO.,LTD. |
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| CP02 | Change in the address of a patent holder |