CN217362822U - Power generation device - Google Patents
Power generation device Download PDFInfo
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- CN217362822U CN217362822U CN202221396005.7U CN202221396005U CN217362822U CN 217362822 U CN217362822 U CN 217362822U CN 202221396005 U CN202221396005 U CN 202221396005U CN 217362822 U CN217362822 U CN 217362822U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
- Y02T70/5218—Less carbon-intensive fuels, e.g. natural gas, biofuels
- Y02T70/5236—Renewable or hybrid-electric solutions
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Abstract
The utility model relates to a power generation device, including clutch, input shaft, drive gear group, infinitely variable device and generator, through specifically setting up each part, realized the technological effect of the power reserve surplus of make full use of host computer, power generation device holistic feature of environmental protection is high, with low costs, the reliability is high.
Description
Technical Field
The utility model relates to a power generation technology specifically is a power generation facility.
Background
At present, the power supply system used on the ship mainly includes two types: one is an independent power generation system, namely one or more power generation systems independent of a main power system, such as an independent diesel engine drives a generator to generate power; the other is that the main power system driving the propeller to propel the ship drives the generator to generate power, namely the generator is driven to generate power as a part of the power output of the main engine. Because the ship has long sailing time, especially a high-power ship, a plurality of sets of independent power generation systems are required to be configured as power supply systems, the occupied space is large, and the energy consumption and the cost are high.
The main power system is used for driving the generator to generate power, the main power system is used for adjusting the rotating speed of the main machine to reach the rotating speed of the propeller at present, the rotating speed of the main machine is unstable, the main machine is directly connected with the generator, the output current frequency is unstable, the current frequency is stable, at present, an electronic frequency conversion system is generally adopted to convert alternating current output by the generator into direct current, and then the direct current is inverted into alternating current with stable power frequency (50 Hz). The method for stabilizing the output current frequency by the electronic frequency conversion system has the advantages of high cost and severe working conditions, and the electronic product is poor in reliability when used in severe environments such as high temperature, high cold, high humidity, high vibration, high corrosion and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a power generation facility with low costs, that the reliability is high to current power generation facility defect, specifically is a marine power generation facility, uses as main power generation system in the boats and ships navigation, and is with low costs, the reliability is high.
A power generation device comprises a clutch, an input shaft, a transmission gear set, a stepless speed change device and a generator; the input shaft is fixedly connected with an external main engine crankshaft, a driving hub of the clutch is sleeved on the input shaft in a mode of not allowing mutual rotation, a driven hub of the clutch is connected with the transmission gear set and transmits power to the stepless speed change device through the transmission gear set, the stepless speed change device is directly and fixedly connected with the generator, the central line of the input shaft of the stepless speed change device and the axis of the external main engine crankshaft are arranged in a staggered mode, and the center distance between the input shaft of the stepless speed change device and the external main engine crankshaft is larger than or equal to 70 mm.
The stepless speed change device comprises a driving conical disc group consisting of a pair of driving conical discs arranged on a driving shaft and a driven conical disc group consisting of a pair of driven conical discs arranged on a driven shaft, wherein the driving conical disc group and the driven conical disc group clamp the flexible transmission element; the pair of driving conical discs comprises a driving conical disc and a driving pressurizing conical disc, the pair of driving conical discs comprises a driven conical disc and a driven pressurizing conical disc, the back of at least one pressurizing conical disc in the driving pressurizing conical disc and the driven pressurizing conical disc is provided with an end face cam pressurizing mechanism, the pressurizing conical disc with the end face cam pressurizing mechanism on the back is sleeved with the corresponding driving shaft and/or driven shaft, and the pressurizing conical disc with the end face cam pressurizing mechanism on the back can rotate and slide with the corresponding driving shaft and/or driven shaft in a sleeved mode; the pressurizing conical disc without the end face cam pressurizing mechanism on the back is fixedly connected with the corresponding driving shaft or driven shaft; the stepless speed change device also comprises a speed regulating mechanism for driving the driving movable conical disk and the driven movable conical disk to move synchronously and axially in the same speed and direction.
The transmission gear set comprises a transmission gear set A, a transmission gear set B and a speed-raising shaft, the transmission gear set A comprises a pair of driving gear A and driven gear A which are meshed and arranged, the transmission gear set B comprises a pair of driving gear B and driven gear B which are meshed and arranged, the driving gear A is fixedly connected to a driven hub of the clutch in a mode of not allowing mutual rotation, the driven gear A is fixed at one end of the speed-raising shaft, the other end of the speed-raising shaft is fixed with the driving gear B, the driven gear B is sleeved on a driving shaft of the stepless speed change device in a mode of not allowing mutual rotation and rotates together with the driving shaft, and the tooth number ratio of the driving gear A to the driven gear A is i 1 The ratio of the number of teeth of the driving gear B to the number of teeth of the driven gear B is i 2 The said i 1 And i 2 Satisfy 3 ≤ i 1 ×i 2 ≤15。
Preferably, the end face cam pressurizing mechanism comprises a driving cam and a driven cam which are arranged in an axial opposite mode, the driving cam is sleeved with a corresponding driving shaft or a corresponding driven shaft in a mode of not allowing mutual rotation, at least 3 rolling ways or pressurizing surfaces which are uniformly distributed along the circumferential direction and have monotonous changing angles are arranged on the axial opposite end faces of the driving cam and the driven cam respectively, the rolling ways or the pressurizing surfaces of the driving cam and the driven cam are arranged in a mutual corresponding mode, and rolling bodies are arranged between the rolling ways or the pressurizing surfaces.
Preferably, the speed regulating mechanism is an automatic speed regulating mechanism, the speed regulating mechanism comprises a driving machine, a speed regulating shaft, a first linear reciprocating mechanism for converting rotation into linear motion, a second linear reciprocating mechanism for converting rotation into linear motion, a driving shaft rotating speed sensor corresponding to the driving shaft, a driven shaft rotating speed sensor corresponding to the driven shaft and an angular displacement sensor corresponding to the speed regulating mechanism, the driving machine is directly or indirectly connected with a speed regulating shaft, a speed regulating gear A and a speed regulating gear B are arranged on the speed regulating shaft, the speed regulating gear A is connected with the first linear reciprocating mechanism for rotation, the speed regulating gear B is connected with the second linear reciprocating mechanism for rotation, the first linear reciprocating mechanism is axially connected with the driving movable cone disc through a thrust bearing capable of bearing axial force, the second linear reciprocating mechanism is axially connected with the driven conical disc through a thrust bearing capable of bearing axial force; the driving machine is provided with a driving machine controller, the input end of the driving machine controller is respectively connected with a driving shaft rotating speed sensor, a driven shaft rotating speed sensor and an angular displacement sensor, circumferential annular grooves are formed in the outer surfaces of the first linear reciprocating mechanism and the second linear reciprocating mechanism, and the measuring end of the angular displacement sensor is connected with a swing rod arranged in the annular grooves.
Preferably, the mutual rotation is not allowed in a manner of combining a nut, a retainer ring and a shaft shoulder by using an end face key or a spline, or in a manner of welding or press fitting.
Preferably, the rolling bodies are steel balls.
The technical effects of the utility model lie in:
1. through the utility model discloses power generation facility's concrete mode that sets up has realized reducing light diesel oil and has consumed, promotes the technological effect of host efficiency. The marine main engine generally adopts the heavy oil of lower price, and diesel generator uses light diesel oil as fuel mostly, the unit price of light diesel oil will be more than 2 times more expensive than heavy oil, and the power of the marine main engine has more than 10% of allowance usually, the marine generator capacity will not exceed this numerical value, the utility model discloses a link with the external main engine bent axle with the input shaft, make the main engine pass through the utility model discloses a clutch, drive gear group and infinitely variable device link with the generator, realize the structure of main engine shaft drive generator, such setting makes the quantity of light diesel oil on the one hand very reduce, the economic nature is high; on the other hand, the fuel efficiency of the main engine is higher than that of the diesel auxiliary engine generator, the power reserve margin of the main engine is fully utilized, and the engine is more environment-friendly.
2. When boats and ships are on the sea and navigate, supply with the required electric energy of whole ship through the axle tape generator, only berth or just put into operation auxiliary generator set in complicated channel, the utility model discloses a set up the structure of host computer axle tape generator for maintenance work volume will be less than auxiliary diesel generating set with the reliability, and maintenance cycle is short, makes the operation management of boats and ships obtain simplifying, has reduced maintenance cost and cycle.
3. The utility model discloses a set up the structure of specific host computer axle area generator for supplementary diesel generating set total operating time shortens, and the boats and ships that are equipped with axle area generator device can be equipped with still less, less capacity's auxiliary engine and choose for use the diesel generating set of higher speed, and the structure is compacter, is favorable to having saved cabin space, has reduced the cabin temperature and has reduced the noise in cabin.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a power generation device according to embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of the arrangement of the power generation device of the present invention.
Fig. 3 is a schematic structural view of an active cam according to embodiment 1 of the present invention.
Wherein: 1. an input flange, 2, a driving gear A, 3, a driven gear A, 4, a clutch driven hub, 5, a clutch driving hub, 6, a speed-raising shaft, 7, a driven gear B, 8, a driving gear B, 9, a driving pressurizing conical disc, 10, a flexible transmission element, 11, a driving rotating conical disc, 12, a thrust bearing, 13, a first linear reciprocating mechanism, 14, an anti-rotation mechanism, 15, a generator, 16, an output flange, 17, a driven shaft, 18, a driving cam, 18-1, a raceway, 19, a rolling body, 20, a driven cam, 21, a speed regulating gear A, 22, a driving machine, 23, a driven pressurizing conical disc, 24, a speed regulating box, 25, a driven rotating conical disc, 26, a speed regulating gear B, 27, a speed regulating shaft, 28, a second linear reciprocating mechanism, 29, an input shaft, 30, a driving shaft rotating speed sensor, 31, a driven shaft rotating speed sensor, 32, an angular displacement sensor, A. input direction, b.
Detailed Description
Example 1
As shown in fig. 1 and 2, the power generation device of the present invention includes a clutch, an input shaft, a transmission gear set, a stepless speed change system and a generator; the clutch comprises a clutch driving hub and a clutch driven hub; the transmission gear set comprises a transmission gear set A, a transmission gear set B and a speed-up shaft, wherein the transmission gear set A is a pair of driving gear A and driven gear A which are meshed, and the transmission gear set B is a pair of driving gear B and driven gear B which are meshed; the stepless speed change device comprises a driving conical disc group consisting of a pair of driving conical discs arranged on a driving shaft and a driven conical disc group consisting of a pair of driven conical discs arranged on a driven shaft, wherein the driving conical disc group and the driven conical disc group clamp a flexible transmission element, the pair of driving conical discs in the driving conical disc group comprise a driving conical disc and a driving pressurizing conical disc, the pair of driving conical discs in the driven conical disc group comprise a driven conical disc and a driven pressurizing conical disc, an end face cam pressurizer is arranged on the back face of the driven pressurizing conical disc and is sleeved with the driven shaft in a mode capable of rotating and sliding mutually, and the driving pressurizing conical disc and the driving shaft are integrated.
The input shaft is fixedly connected with a main engine crankshaft of a ship body arranged outside through an input flange, a clutch driving hub is sleeved on the input shaft through a key and rotates along with the input shaft, a clutch driven hub is fixedly connected with a driving gear A in a transmission gear set, the driven gear A is fixed at one end of a speed-up shaft, a driving gear B is fixed at the other end of the speed-up shaft, the driven gear B is sleeved on a driving shaft of a stepless speed change device through a spline and rotates together with the driving shaft, a driven shaft of the stepless speed change device is directly and fixedly connected with a generator, the tooth number ratio of the driving gear A to the driving gear A is 3.87, the tooth number ratio of the driving gear B to the driven gear B is 1.78, the central line of the input shaft of the stepless speed change device and the axis of the main engine crankshaft are arranged in a staggered mode, and the center distance between the driving shaft of the stepless speed change device and the input shaft is 224.5 mm.
The end face cam pressurizing mechanism comprises a driving cam and a driven cam which are axially arranged oppositely, and the driving cam is in press fit with the driven shaft and rotates along with the driven shaft. As shown in fig. 3, the axially opposite end faces of the driving cam and the driven cam of this embodiment are respectively provided with 3 raceways which are uniformly distributed along the circumferential direction and have monotonically changing angles, the raceways of the driving cam and the driven cam are arranged corresponding to each other, and steel balls are arranged between the raceways as rolling bodies.
The speed regulating mechanism is an automatic speed regulating mechanism and comprises a driving machine for outputting power, a speed regulating shaft, a first linear reciprocating mechanism for converting rotation into linear motion, a second linear reciprocating mechanism, a driving shaft rotating speed sensor corresponding to a driving shaft, a driven shaft rotating speed sensor corresponding to a driven shaft and an angular displacement sensor corresponding to the speed regulating mechanism, the driving machine is directly or indirectly connected with a speed regulating shaft, a speed regulating gear A and a speed regulating gear B are arranged on the speed regulating shaft, the speed regulating gear A is connected with the first linear reciprocating mechanism for rotation, the speed regulating gear B is connected with the second linear reciprocating mechanism for rotation, the first linear reciprocating mechanism is axially connected with the driving movable cone disc through a thrust bearing capable of bearing axial force, the second linear reciprocating mechanism is axially connected with the driven conical disc through a thrust bearing capable of bearing axial force; the driving machine is provided with a controller, the input end of the controller is connected with a driving shaft rotating speed sensor, a driven shaft rotating speed sensor and an angular displacement sensor, annular grooves in the circumferential direction are formed in the outer surfaces of the first linear reciprocating mechanism and the second linear reciprocating mechanism, and the measuring end of the angular displacement sensor is connected with a swing rod arranged in the annular grooves.
Claims (6)
1. The power generation device is characterized by comprising a clutch, an input shaft, a transmission gear set, a stepless speed change device and a generator; the input shaft is fixedly connected with an external main engine crankshaft, the clutch comprises a clutch driving hub and a clutch driven hub, the clutch driving hub is sleeved on the input shaft in a mode of not allowing mutual rotation, the clutch driven hub is connected with the transmission gear set and transmits power to the stepless speed change device through the transmission gear set, the stepless speed change device is directly connected with the generator, the central line of the input shaft of the stepless speed change device is staggered with the axis of the external main engine crankshaft, and the center distance between the input shaft of the stepless speed change device and the external main engine crankshaft is more than or equal to 70 mm;
the stepless speed change device comprises a driving conical disc group consisting of a pair of driving conical discs arranged on a driving shaft and a driven conical disc group consisting of a pair of driven conical discs arranged on a driven shaft, wherein the driving conical disc group and the driven conical disc group clamp the flexible transmission element; the pair of driving conical discs comprises a driving conical disc and a driving pressurizing conical disc, the pair of driving conical discs comprises a driven conical disc and a driven pressurizing conical disc, the back of at least one pressurizing conical disc in the driving pressurizing conical disc and the driven pressurizing conical disc is provided with an end face cam pressurizing mechanism, the pressurizing conical disc with the end face cam pressurizing mechanism on the back is sleeved with the corresponding driving shaft and/or driven shaft, and the pressurizing conical disc with the end face cam pressurizing mechanism on the back can rotate and slide with the corresponding driving shaft and/or driven shaft in a sleeved mode; the pressurizing conical disc without the end face cam pressurizing mechanism on the back is fixedly connected with the corresponding driving shaft or driven shaft; the stepless speed change device also comprises a speed regulating mechanism for driving the driving movable conical disk and the driven movable conical disk to move synchronously and axially in the same speed and direction;
the transmission gear set comprises a transmission gear set A, a transmission gear set B and a speed-raising shaft, the transmission gear set A comprises a driving gear A and a driven gear A which are arranged in a pair of meshing manner, the transmission gear set B comprises a driving gear B and a driven gear B which are arranged in a pair of meshing manner, the driving gear A is fixedly connected to the driven hub of the clutch in a manner of not allowing mutual rotation, the driven gear A is fixed at one end of the speed-raising shaft, the other end of the speed-raising shaft is fixed with the driving gear B, the driven gear B is sleeved on the driving shaft of the stepless speed change device in a manner of not allowing mutual rotation and rotates together with the driving shaft, and the tooth number ratio of the driving gear A to the driven gear A is i 1 The ratio of the number of teeth of the driving gear B to the driven gear B is i 2 Saidi 1 And i 2 Satisfy 3 ≤ i 1 ×i 2 ≤15。
2. The power generation device according to claim 1, wherein the end cam pressurizing mechanism comprises a driving cam and a driven cam which are arranged in an axial direction, the driving cam is sleeved with a corresponding driving shaft or a corresponding driven shaft in a manner that mutual rotation is not allowed, at least 3 raceways or pressurizing surfaces which are uniformly distributed along the circumferential direction and have monotonically changing angles are respectively arranged on the axially opposite end surfaces of the driving cam and the driven cam, the raceways or pressurizing surfaces of the driving cam and the driven cam are arranged in a mutual correspondence manner, and rolling bodies are arranged between the raceways or pressurizing surfaces.
3. The power generation device according to claim 1, wherein the speed regulation mechanism is an automatic speed regulation mechanism, the speed regulation mechanism comprises a driving machine, a speed regulation shaft, a first linear reciprocating mechanism for converting rotation into linear motion, a second linear reciprocating mechanism for converting rotation into linear motion, a driving shaft rotating speed sensor corresponding to a driving shaft, a driven shaft rotating speed sensor corresponding to a driven shaft and an angular displacement sensor corresponding to the speed regulation mechanism, the driving machine is directly or indirectly connected with the speed regulation shaft, the speed regulation shaft is provided with a speed regulation gear A and a speed regulation gear B, the speed regulation gear A is connected with the first linear reciprocating mechanism for rotation, the speed regulation gear B is connected with the second linear reciprocating mechanism for rotation, the first linear reciprocating mechanism is axially connected with the driving cone disc through a thrust bearing capable of bearing axial force, and the second linear reciprocating mechanism is axially connected with the driven cone disc through a thrust bearing capable of bearing axial force; the driving machine is provided with a driving machine controller, the input end of the driving machine controller is respectively connected with a driving shaft rotating speed sensor, a driven shaft rotating speed sensor and an angular displacement sensor, circumferential annular grooves are formed in the outer surfaces of the first linear reciprocating mechanism and the second linear reciprocating mechanism, and the measuring end of the angular displacement sensor is connected with a swing rod arranged in the annular grooves.
4. The power generation device according to claim 1, wherein the mutual rotation is not allowed, specifically, a nut, a retainer ring, a shaft shoulder are combined by an end face key or a spline, or a welding or press-fitting manner is adopted.
5. The power generation device of claim 2, wherein the rolling bodies are steel balls.
6. The power generation device of claim 1, wherein the input shaft is fixedly connected with an external main engine crankshaft through an input flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221396005.7U CN217362822U (en) | 2022-06-06 | 2022-06-06 | Power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221396005.7U CN217362822U (en) | 2022-06-06 | 2022-06-06 | Power generation device |
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| Publication Number | Publication Date |
|---|---|
| CN217362822U true CN217362822U (en) | 2022-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221396005.7U Active CN217362822U (en) | 2022-06-06 | 2022-06-06 | Power generation device |
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| CN (1) | CN217362822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115864736A (en) * | 2022-12-14 | 2023-03-28 | 东莞市壹然自动化科技有限公司 | New energy vehicle power generation facility |
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2022
- 2022-06-06 CN CN202221396005.7U patent/CN217362822U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115864736A (en) * | 2022-12-14 | 2023-03-28 | 东莞市壹然自动化科技有限公司 | New energy vehicle power generation facility |
| CN115864736B (en) * | 2022-12-14 | 2024-04-19 | 东莞市壹然自动化科技有限公司 | New energy vehicle power generation device |
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