CN209875397U - Energy acquisition and conversion system - Google Patents
Energy acquisition and conversion system Download PDFInfo
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- CN209875397U CN209875397U CN201821905873.7U CN201821905873U CN209875397U CN 209875397 U CN209875397 U CN 209875397U CN 201821905873 U CN201821905873 U CN 201821905873U CN 209875397 U CN209875397 U CN 209875397U
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Abstract
The utility model relates to an energy harvesting conversion system, it includes energy harvesting subassembly, energy storage subassembly and energy output subassembly. The energy collecting component of the utility model comprises a collecting part which swings under the action of external kinetic energy (such as wind energy and sea wave kinetic energy), and a driving output shaft drives a cylinder piston to reciprocate through a transmission part in the rotating process; the gas in the cylinder is compressed by the piston and enters a compressed air storage tank in the energy storage assembly through a primary pipeline for storage; when the pressure of the air in the compressed air storage tank reaches a set value, the pneumatic motor is driven, and the pneumatic motor drives the energy output shaft to rotate through the transmission piece. The structure can collect and obtain mechanical energy dispersed in nature, and convert the mechanical energy into potential energy to be accumulated and stored to a certain amount, and then the potential energy is released when the potential energy is applied.
Description
Technical Field
The utility model relates to an energy field especially relates to an energy acquisition and conversion system.
Background
In modern society where fossil energy is increasingly scarce and environmental pollution is increasingly aggravated by using fossil energy, people begin to collect clean energy such as wind energy, wave kinetic energy and the like which are abundant in nature, the total amount of the energy is large, the environment pollution is hardly caused when the energy is used, but the energy is scattered and unstable, and the energy is difficult to supply continuously.
In the prior art, devices for collecting wind energy and sea wave kinetic energy are recorded, most of the devices directly drive fan blade and fan wheel structures to rotate in one direction through the wind energy and the sea wave kinetic energy to collect mechanical energy, and the devices are small in energy obtained by single collection and difficult to directly utilize.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an energy acquisition conversion system is provided, utilize the utility model discloses a device can gather the mechanical energy who obtains dispersion in nature to turn into potential energy accumulation, storage to an amount with it, release during the application again.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
an energy harvesting and conversion system comprising:
the energy collection assembly comprises a collection piece, a transmission assembly and a cylinder, wherein the collection piece swings under the action of external kinetic energy to drive an output shaft in the transmission assembly to rotate, and the output shaft drives a piston of the cylinder to reciprocate through a transmission piece;
an energy storage assembly comprising at least one compressed air storage tank, gas in the cylinder being compressed by the piston through a primary conduit into the compressed air storage tank for storage;
and the energy output assembly comprises a pneumatic motor, and when the pressure of the air in the compressed air storage tank reaches a set value, the pneumatic motor can be driven to drive the energy output shaft to rotate.
In a preferred embodiment, the collecting member is reciprocally oscillated between a forward direction and a reverse direction in one direction under the action of external kinetic energy;
a plurality of receiving shafts, intermediate shafts and the output shaft which are parallel to each other and hinged with the wall plates are arranged between two opposite wall plates in the transmission assembly; the collecting part is driven to drive the receiving shaft to drive the forward rotation gear set to transmit and finally drive the output shaft to rotate towards a set direction when swinging forwards; and a reverse gear set is arranged and comprises a plurality of gears arranged on the receiving shaft, the intermediate shaft and the output shaft, and the collecting part drives the receiving shaft to drive the reverse gear set to transmit and finally drive the output shaft to rotate towards the set direction when swinging reversely.
In a preferred embodiment, one receiving shaft, one output shaft and two intermediate shafts are provided, the two intermediate shafts being a first intermediate shaft arranged close to the receiving shaft and a second intermediate shaft arranged close to the output shaft;
the forward rotation gear set comprises a first-stage forward gear arranged on the receiving shaft and a second-stage forward gear arranged on the second intermediate shaft and meshed with the first-stage forward gear;
the reverse gear set comprises a first-stage reverse gear arranged on the receiving shaft, a second-stage reverse gear arranged on the first intermediate shaft and meshed with the first-stage reverse gear, and a third-stage reverse gear arranged on the second intermediate shaft and meshed with the second-stage reverse gear;
the second intermediate shaft is also provided with an intermediate gear, and the output shaft is provided with an output gear meshed with the intermediate gear;
a first one-way bearing is arranged at least one position between the first-stage forward gear and the receiving shaft and between the second-stage forward gear and the second intermediate shaft; at least one position between the first-stage reverse gear and the receiving shaft, between the second-stage reverse gear and the first intermediate shaft, and between the third-stage reverse gear and the second intermediate shaft is provided with a second one-way bearing.
In a preferred embodiment, the transmission member includes a crankshaft having one end fixedly connected to the output shaft, the crankshaft is hinged to a piston rod of the piston, and the crankshaft drives the piston to reciprocate through the piston rod when rotating along with the output shaft.
In a preferred embodiment, several compressed air storage tanks are provided, which are connected by a two-pole line, on which an air valve is provided.
In a preferred embodiment, a tertiary pipe is provided to connect the compressed air storage tank and the air motor, and a valve that can be opened or closed is provided in the tertiary pipe, and the valve can be opened when the pressure of the air in the compressed air storage tank reaches the set value, and the air in the compressed air storage tank drives the air motor, and the valve is closed when the pressure of the air in the compressed air storage tank is lower than the set value.
In a preferred embodiment, a flywheel is arranged on the energy output shaft.
In a preferred embodiment, a clutch is provided, by means of which the pneumatic motor rotates the energy output shaft.
In a preferred embodiment, a pressure measuring device is provided for measuring the air pressure in the compressed air storage tank and/or a speed measuring device is provided for measuring the rotational speed of the energy output shaft.
In a preferred embodiment, a generator is provided, a rotor of the generator is connected with the energy output shaft, and the energy output shaft drives the rotor of the generator to make a cutting magnetic induction line motion when rotating.
The utility model has the advantages that:
the utility model comprises an energy collection component, an energy storage component and an energy output component, wherein a collection part in the energy collection component swings under the action of external kinetic energy (such as wind energy and sea wave kinetic energy), and a driving output shaft drives a cylinder piston to reciprocate through a transmission part in the rotation process; the gas in the cylinder is compressed by the piston and enters a compressed air storage tank in the energy storage assembly through a primary pipeline for storage; when the pressure of the air in the compressed air storage tank reaches a set value, the pneumatic motor is driven, and the pneumatic motor drives the energy output shaft to rotate through the transmission piece. The structure can collect and obtain mechanical energy dispersed in nature, and convert the mechanical energy into potential energy to be accumulated and stored to a certain amount, and then the potential energy is released when the potential energy is applied.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the components of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an embodiment of an energy harvesting assembly of the present invention;
FIG. 3 is a schematic structural diagram of a transmission assembly in the embodiment of FIG. 2;
fig. 4 is a schematic view of another embodiment of the transmission assembly of the present invention.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings, unless otherwise specified.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
Fig. 1 is a schematic structural diagram of the components of an embodiment of the present invention; FIG. 2 is a schematic diagram of an embodiment of an energy harvesting assembly of the present invention; FIG. 3 is a schematic structural diagram of a transmission assembly in the embodiment of FIG. 2; FIG. 4 is a schematic view of another embodiment of a transmission assembly according to the present invention; referring to fig. 1 to 4, the energy harvesting and converting system includes:
the energy harvesting device comprises an energy harvesting assembly, an energy storage assembly and an energy output assembly.
The direction indicated by the arrow in fig. 1 is the direction of the airflow.
Referring to fig. 1 to 4, the energy collecting assembly comprises a collecting member 1, a transmission assembly and a cylinder 2; the collecting part 1 swings under the action of external dispersed kinetic energy to drive an output shaft in the transmission assembly to rotate, and the output shaft drives a piston 2a in the cylinder 2 to reciprocate through the transmission part.
The energy storage assembly comprises at least one compressed air storage tank 3, the gas in the cylinder 2 is pressurized during the reciprocating motion of the piston 2a to form a high-pressure gas flow, and the high-pressure gas flow enters the compressed air storage tank 3 through a primary pipeline 4 for storage.
The energy acquisition assembly and the energy storage assembly realize acquisition of external dispersed mechanical energy and convert the external dispersed mechanical energy into potential energy for accumulation and storage.
When the air pressure in the compressed air storage tank 3 reaches a set value (the set value is the air pressure capable of driving the air motor 5), the air in the compressed air storage tank 3 acts on the air motor 5, and the air motor 5 drives the energy output shaft 6 to rotate. The potential energy which is stored in a centralized way is converted into mechanical energy to be output, and the accumulated energy can be directly output at the moment, so that the use requirements of more occasions can be met; the collection of mechanical energy is dispersed in nature, and the application of the device can reduce the use of traditional fossil energy and is beneficial to protecting the environment.
In the embodiment of the present invention as shown in fig. 2, fig. 3 and fig. 4:
preferably, the collecting member 1 is configured to oscillate back and forth between a forward direction and a reverse direction in one direction under the action of external dispersed mechanical energy. In fig. 2, the direction a is the forward swing direction of the collecting member, and the direction B is the reverse swing direction of the collecting member. The forward and reverse directions are artificially set relative directions and are not particularly limited.
The transmission assembly comprises at least two oppositely arranged wall plates C, a plurality of receiving shafts, output shafts and intermediate shafts which are parallel to each other are arranged between the two oppositely arranged wall plates C, and the receiving shafts, the output shafts and the intermediate shafts are hinged with the wall plates C respectively and can rotate around central shafts of the receiving shafts, the output shafts and the intermediate shafts respectively.
A forward rotation gear set and a reverse rotation gear set are arranged, and both comprise a plurality of gears; the gears included in the positive rotation gear set are arranged on the receiving shaft and the output shaft, and the gears included in the negative rotation gear set are arranged on the receiving shaft, the intermediate shaft and the output shaft.
When the collecting piece 1 swings in the positive direction, the receiving shaft is driven to rotate, and then the output shaft is driven to rotate in a single direction towards a set direction through the positive rotation gear set; when the collecting piece 1 in the energy collecting assembly swings reversely, the receiving shaft is driven to rotate, and then the output shaft is driven to rotate in a single direction in the same set direction through the reverse gear set.
The above structure can realize that: no matter the collecting piece 1 swings in the positive direction or the reverse direction, the output shaft can stably rotate in the single direction in the same set direction through the positive rotation gear set and the reverse rotation gear set respectively. The collecting piece 1 can realize energy collection when swinging forwards and backwards, and the efficiency of energy collection is obviously improved.
Here, the difference between the number of gears in the forward rotation gear set and the number of gears in the reverse rotation gear set is set to be odd, so that the rotation directions of the output shafts are consistent when the collecting members 1 rotate in opposite directions respectively.
Preferably, the transmission assembly of the present invention presents an embodiment as shown in fig. 4:
a receiving shaft 7a, an output shaft 8a and an intermediate shaft 9a are arranged, and generally, under the condition that space allows, two ends of the receiving shaft 7a, the output shaft 8a and the intermediate shaft 9a are hinged on a wall plate C so as to ensure the stability of the shafts during rotation; of course, when the installation space is limited, one end of the hinge can be hinged with the wall plate C without affecting the normal rotation of the shafts. Here, as shown in fig. 3, only one end of the intermediate shaft 9a is hinged to the wall plate C, and both ends of the receiving shaft 7a and the output shaft 8a are hinged to the wall plate C.
The forward rotation gear set includes a primary forward gear 10a provided on the receiving shaft 7a, and a secondary forward gear 10b provided on the output shaft 8a to be meshed with the primary forward gear 10 a; the counter gear set includes a primary counter gear 11a provided on the receiving shaft 7a, a secondary counter gear 11b provided on the counter shaft 9a to mesh with the primary counter gear 11a, and a tertiary counter gear 11c provided on the output shaft 8a to mesh with the secondary counter gear 11 b.
Wherein, at least one position between the primary forward gear 10a and the receiving shaft 7a and between the secondary forward gear 10b and the output shaft 8a is provided with a first one-way bearing (not shown in the figure), thereby realizing the one-way transmission of the forward gear set.
At least one position between the first-stage reverse gear 11a and the receiving shaft 7a, between the second-stage reverse gear 11b and the intermediate shaft 9a, and between the third-stage reverse gear 11c and the output shaft 8a is provided with a second one-way bearing (not shown in the figure), so that one-way transmission of the reverse gear set is realized.
When the forward rotation gear set transmits, a receiving shaft 7a or an output shaft 8a or an intermediate shaft 9a, which is opposite to a gear matched with the second one-way bearing, in the reverse rotation gear set idles; similarly, when the reverse rotation gear set transmits, a gear matched with the first one-way bearing in the forward rotation gear set idles relative to the receiving shaft 7a or the output shaft 8 a; the transmission of the forward rotation gear set and the transmission of the reverse rotation gear set are not interfered with each other. At this time, the reverse rotation gear set is provided with a gear more than the forward rotation gear set, and the output shaft 8a can rotate and rotate in the same direction no matter the forward rotation gear set drives or the reverse rotation gear set drives.
Preferably, an embodiment (not shown) of the transmission assembly of the present invention is also present. In this embodiment, a receiving shaft, an output shaft and two intermediate shafts are provided, the two intermediate shafts including a first intermediate shaft disposed adjacent to the receiving shaft and a second intermediate shaft disposed adjacent to the output shaft; generally, under the condition that space allows, two ends of the receiving shaft, the output shaft, the first intermediate shaft and the second intermediate shaft are hinged to the wall plate C, so that the stability of the shafts during rotation is ensured; of course, when the installation space is limited, one end of the hinge can be hinged with the wall plate C without affecting the normal rotation of the shafts.
The forward gear set comprises a first-stage forward gear arranged on the receiving shaft, a second-stage forward gear arranged on the second intermediate shaft and meshed with the first-stage forward gear, and a third-stage forward gear arranged on the output shaft and meshed with the second-stage forward gear; the reverse gear set comprises a first-stage reverse gear arranged on the receiving shaft, a second-stage reverse gear arranged on the first intermediate shaft and meshed with the first-stage reverse gear, a third-stage reverse gear arranged on the second intermediate shaft and meshed with the second-stage reverse gear, and a fourth-stage reverse gear arranged on the output shaft and meshed with the third-stage reverse gear.
At least one position between the first-stage forward gear and the receiving shaft, between the second-stage forward gear and the second intermediate shaft and between the third-stage forward gear and the output shaft is provided with a first one-way bearing, so that one-way transmission of the forward gear set is realized.
At least one position between the first-stage reverse gear and the receiving shaft, between the second-stage reverse gear and the first intermediate shaft, between the third-stage reverse gear and the second intermediate shaft, and between the fourth-stage reverse gear and the output shaft is provided with a second one-way bearing, so that one-way transmission of the reverse gear set is realized.
When the forward rotation gear set transmits, a receiving shaft or an output shaft or a first intermediate shaft or a second intermediate shaft, which is opposite to a gear matched with the second one-way bearing, in the reverse rotation gear set idles; similarly, when the reverse rotation gear set is used for transmission, a receiving shaft or an output shaft or a second intermediate shaft, which is opposite to the gear matched with the first one-way bearing, in the forward rotation gear set idles; the transmission of the forward rotation gear set and the transmission of the reverse rotation gear set are not interfered with each other, and no matter the transmission of the forward rotation gear set or the transmission of the reverse rotation gear set, the output shafts can rotate and the rotation directions are consistent.
Preferably, the transmission assembly of the present invention also has the embodiment as shown in fig. 2 and 3:
arranging a receiving shaft 7b, an output shaft 8b and two intermediate shafts, wherein the two intermediate shafts comprise a first intermediate shaft 9b arranged close to the receiving shaft 7b and a second intermediate shaft 9c arranged close to the output shaft 8 b; generally, under the condition that space allows, two ends of the receiving shaft 7b, the output shaft 8b, the first intermediate shaft 9b and the second intermediate shaft 9C are hinged on the wall plate C, so that the stability of the shafts during rotation is ensured; of course, when the installation space is limited, one end of the hinge can be hinged with the wall plate C without affecting the normal rotation of the shafts. Here, as shown in fig. 2 and 3, only one end of the first intermediate shaft 9b is hinged to the wall plate C, and both ends of the receiving shaft 7b, the output shaft 8b, and the second intermediate shaft 9C are hinged to the wall plate C.
In the embodiment shown in fig. 1, 2, the forward rotation gear set includes a primary forward gear 10c provided on the receiving shaft 7b and a secondary forward gear 10d provided on the second intermediate shaft 9c in mesh with the primary forward gear 10 c; the counter gear set includes a primary counter gear 11d provided on the receiving shaft 7b, a secondary counter gear 11e provided on the first counter shaft 9b to mesh with the primary counter gear 11d, and a tertiary counter gear 11f provided on the second counter shaft 9c to mesh with the secondary counter gear 11 e.
The second intermediate shaft 9c is also provided with an intermediate gear 12, and the output shaft 8b is provided with an output gear 13 meshing with the intermediate gear 12.
Wherein, at least one position between the first-stage positive gear 10c and the receiving shaft 7b and between the second-stage positive gear 10d and the second intermediate shaft 9c is provided with a first one-way bearing (not shown in the figure), thereby realizing the one-way transmission of the positive gear set.
At least one position between the first-stage reverse gear 11d and the receiving shaft 7b, between the second-stage reverse gear 11e and the first intermediate shaft 9b, and between the third-stage reverse gear 11f and the second intermediate shaft 9c is provided with a second one-way bearing (not shown in the figure), so that the one-way transmission of the reverse gear set is realized.
When the forward rotation gear set is used for transmission, a receiving shaft 7b or a first intermediate shaft 9b or a second intermediate shaft 9c, where a gear matched with the second one-way bearing is located, in the reverse rotation gear set idles; similarly, when the reverse rotation gear set transmits, the receiving shaft 7b or the second intermediate shaft 9c opposite to the gear matched with the first one-way bearing in the forward rotation gear set idles; the transmission of the forward rotation gear set and the transmission of the reverse rotation gear set are not interfered with each other. At this time, the reverse rotation gear set is provided with a gear more than the forward rotation gear set, and the output shaft 8b can rotate and rotate in the same direction no matter the forward rotation gear set drives or the reverse rotation gear set drives.
In the above embodiment, when the output shaft rotates in one direction towards the set direction, the transmission member drives the piston 2a in the cylinder to reciprocate, so that the kinetic energy of the output shaft is converted into the cylinder 2, and an energy source capable of continuously and stably outputting is formed.
Here, preferably, as shown in fig. 2 and 3, the transmission member includes a crankshaft 14 having one end fixedly connected to the output shaft, the crankshaft 14 is hinged to a piston rod of the piston 2a, the output shaft rotates to drive the crankshaft 14 to rotate, and the crankshaft 14 drives the piston 2a to reciprocate in the cylinder 2 through the piston rod. When the gas in the cylinder 2 is compressed, energy is accumulated and stored in the form of potential energy, and after the potential energy is transferred to the compressed air storage tank 3, the crankshaft 14 pulls the piston 2a to return. Preferably, several cylinders 2 may be provided, the piston rod of each cylinder 2 being hinged to the crankshaft 14. Further, a plurality of piston rods are respectively hinged to different bent parts of the crankshaft 14, so that the crankshaft 14 pushes part of the piston 2a of the cylinder 2 in the rotating process, and pulls part of the piston 2a of the cylinder 2, and at the moment, the energy distributed to the pushed cylinder 2 of a single piston 2a is larger, and the piston is easier to accumulate to reach the standard of proper transfer.
In the above embodiments, it is preferable that the energy collecting assembly further includes two connecting rods 15 as shown in fig. 2 or one connecting rod 15 as shown in fig. 3 and 4, and one end of each connecting rod 15 is fixedly connected with the collecting member 1 and the other end is fixedly connected with the receiving shaft. Here, the collecting element 1 is preferably a floating plate or a pontoon as shown in fig. 2, which can also swing when the external kinetic energy is small, thereby collecting the kinetic energy. The external environment is taken as the sea distance, the buoy is driven to fluctuate when the sea waves float, and the swing of the acquisition part 1 is realized by a simple structure.
The collection component 1, the transmission component and the cylinder 2 form a combination which is provided with a plurality of groups and can act simultaneously to collect external mechanical energy and convert the external mechanical energy into potential energy; meanwhile, a plurality of compressed air storage tanks 3 are arranged and used for storing the high-pressure airflow generated by the air cylinder 2; at this time, the primary pipe 4 is connected to any one of the cylinders 2 and any one of the compressed air storage tanks 3.
In the embodiment shown in fig. 1, for example, three groups of the combination formed by the collecting member 1, the transmission assembly and the cylinders 2 are provided, and the cylinders 2 in each group of the combination are communicated with the same compressed air storage tank 3 through the primary pipeline 4. Here, a check valve (not shown in the figure) is preferably provided on the primary pipe 4 to better control the unidirectional flow of high pressure in the cylinder 2 into the compressed air storage tank 3.
A two-pole pipe 16 is provided between the plurality of compressed air storage tanks 3, wherein any one of the compressed air storage tanks 3 can communicate with any one of the compressed air storage tanks 3. In the embodiment shown in fig. 1, taking the example that the compressed air storage tank 3 is provided with three tanks, namely, a first compressed air storage tank 3a, a second compressed air storage tank 3b and a third compressed air storage tank 3c, the first compressed air storage tank 3a is communicated with the second compressed air storage tank 3b, the second compressed air storage tank 3b is communicated with the third compressed air storage tank 3c, and a plurality of air valves 17 are provided on the two-way communication pipe 16.
In the practical operation of the embodiment of the present invention shown in fig. 1, the high-pressure air flow in the three cylinders 2 flows into the first compressed air storage tank 3a through the primary pipe 4, and when the air pressure in the first compressed air storage tank 3a reaches a certain value, the air valve 17 on the secondary pipe 16 between the first compressed air storage tank 3a and the second compressed air storage tank 3b is opened, and the air flow flows into the second compressed air storage tank 3 b; when the air pressure in the second compressed air storage tank 3b reaches a certain value, an air valve 17 on a two-way pipe 16 between the second compressed air storage tank 3b and the third compressed air storage tank 3c is opened, and the air flow flows into the third compressed air storage tank 3c, where the second compressed air storage tank 3b and the third compressed air storage tank 3c can be regarded as a spare tank for the first compressed air storage tank 3a, and the air valve 17 is set as a one-way air valve.
Preferably, as in the embodiment shown in fig. 1, a three-stage pipe 18 is provided to connect each compressed air storage tank 3 to the air motor 5, and an openable or closable valve 19 is provided in each communication path, the openable valve 19 being opened when the pressure of the air in the compressed air storage tank 3 reaches a set value, the air in the compressed air storage tank 3 driving the air motor 5, and the valve 19 being closed when the pressure of the air in the compressed air storage tank 3 is lower than the set value. Further, a load cell 22 may be provided to measure the pressure of the air in the compressed air storage tank 3.
Preferably, as shown in fig. 1, a flywheel 20 is disposed on the energy output shaft 6, when the air motor 5 drives the energy output shaft 6 to rotate, the flywheel 20 stores energy, and when the air motor 5 does not drive the energy output shaft 6 to rotate by the compressed air storage tank 3, the energy output shaft 6 can obtain kinetic energy from the flywheel 20, so that the energy output shaft 6 can rotate continuously and relatively stably.
Preferably, as shown in fig. 1, a clutch 21 is provided, when the clutch 2 is closed, the pneumatic motor 5 drives the energy output shaft 6 to rotate through the clutch 21, when the rotation speed of the energy output shaft 6 reaches a certain value, the clutch 21 is released, the pneumatic motor 5 stops rotating, and the energy output shaft 6 maintains a stable rotation speed. Further, a tachometer 23 may be provided to measure the rotational speed of the energy take-off shaft 6.
Here, the clutch 21 may be provided as a pneumatic clutch, and a gas bypass line is branched from the tertiary line 18, and the pneumatic clutch is controlled by gas in the gas bypass line. More preferably, the clutch 21 is provided as an overrunning clutch.
Preferably, as shown in the embodiment of fig. 1, a generator 24 is provided, a rotor of the generator 24 is connected to the energy output shaft 6, and the energy output shaft 6 drives the rotor of the generator 24 to perform a cutting magnetic induction line motion to generate a current. When the energy output shaft 6 rotates stably at a certain rotation speed, the generator 24 can be driven to generate power continuously and stably. Therefore, the energy acquisition and conversion system converts the external dispersed mechanical energy into the electric energy which can be directly utilized.
More preferably, an arc-shaped shell (not shown in the figure) can be further arranged, the arc-shaped shell covers most structures of the energy storage assembly, the energy output assembly and the energy collecting assembly, and only the collecting piece 1 is left outside the arc-shaped shell to swing along with external mechanical energy. The arc shell protects the structure of energy storage subassembly, energy output subassembly and energy acquisition subassembly, especially builds at sea or seashore when energy acquisition conversion system, when gathering wave kinetic energy, and the arc dustcoat can prevent that the wave from patting energy storage subassembly, energy output subassembly and energy acquisition subassembly, causes the damage to above structure, can also prevent above structure bubble emergence corrosion in the sea water.
Here, it is preferable that the air valve 17 and the valve 19 are both provided as electronic valves, a controller 25 is provided, the air valve 17, the valve 19, the pressure gauge 22 and the velocity meter 23 are electrically connected to the controller 25 through electric wires 26, respectively, the controller 25 reads the measured values of the pressure gauge 22 and the velocity meter 23, the air valve 17 and the valve 19 are opened or closed according to the measured values,
while the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (10)
1. An energy harvesting and conversion system, comprising:
the energy collection assembly comprises a collection piece, a transmission assembly and a cylinder, wherein the collection piece swings under the action of external kinetic energy to drive an output shaft in the transmission assembly to rotate, and the output shaft drives a piston of the cylinder to reciprocate through a transmission piece;
an energy storage assembly comprising at least one compressed air storage tank, gas in the cylinder being compressed by the piston through a primary conduit into the compressed air storage tank for storage;
and the energy output assembly comprises a pneumatic motor, and when the pressure of the air in the compressed air storage tank reaches a set value, the pneumatic motor can be driven to drive the energy output shaft to rotate.
2. The energy harvesting-conversion system of claim 1, wherein:
the collecting piece swings back and forth between the positive direction and the reverse direction in one direction under the action of external kinetic energy;
a plurality of receiving shafts, intermediate shafts and the output shaft which are parallel to each other and hinged with the wall plates are arranged between two opposite wall plates in the transmission assembly; the collecting part is driven to drive the receiving shaft to drive the forward rotation gear set to transmit and finally drive the output shaft to rotate towards a set direction when swinging forwards; and a reverse gear set is arranged and comprises a plurality of gears arranged on the receiving shaft, the intermediate shaft and the output shaft, and the collecting part drives the receiving shaft to drive the reverse gear set to transmit and finally drive the output shaft to rotate towards the set direction when swinging reversely.
3. The energy harvesting-conversion system of claim 2, wherein: arranging one receiving shaft, one output shaft and two intermediate shafts, wherein the two intermediate shafts are respectively a first intermediate shaft arranged close to the receiving shaft and a second intermediate shaft arranged close to the output shaft;
the forward rotation gear set comprises a first-stage forward gear arranged on the receiving shaft and a second-stage forward gear arranged on the second intermediate shaft and meshed with the first-stage forward gear;
the reverse gear set comprises a first-stage reverse gear arranged on the receiving shaft, a second-stage reverse gear arranged on the first intermediate shaft and meshed with the first-stage reverse gear, and a third-stage reverse gear arranged on the second intermediate shaft and meshed with the second-stage reverse gear;
the second intermediate shaft is also provided with an intermediate gear, and the output shaft is provided with an output gear meshed with the intermediate gear;
a first one-way bearing is arranged at least one position between the first-stage forward gear and the receiving shaft and between the second-stage forward gear and the second intermediate shaft; at least one position between the first-stage reverse gear and the receiving shaft, between the second-stage reverse gear and the first intermediate shaft, and between the third-stage reverse gear and the second intermediate shaft is provided with a second one-way bearing.
4. The energy harvesting-conversion system of claim 1, wherein: the transmission piece comprises a crankshaft with one end fixedly connected with the output shaft, the crankshaft is hinged with a piston rod of the piston, and the crankshaft drives the piston to reciprocate through the piston rod when rotating along with the output shaft.
5. The energy harvesting-conversion system of claim 1, wherein: the compressed air storage tank is provided with a plurality of compressed air storage tanks communicated through two polar pipelines, and the two polar pipelines are provided with air valves.
6. The energy harvesting-conversion system of claim 1, wherein: set up tertiary pipeline intercommunication compressed air storage jar with pneumatic motor, set up the valve that can open or close on the tertiary pipeline, work as the pressure of the air in the compressed air storage jar reaches when the setting value, can open the valve, the air drive in the compressed air storage jar pneumatic motor, work as the pressure of the air in the compressed air storage jar is less than when the setting value, the valve is closed.
7. The energy harvesting-conversion system of claim 1, wherein: and the energy output shaft is provided with a flywheel.
8. The energy harvesting-and-converting system of claim 7, wherein: and a clutch is arranged, and the pneumatic motor drives the energy output shaft to rotate through the clutch.
9. The energy harvesting-conversion system of claim 1, wherein: and arranging a pressure measuring instrument to measure the air pressure in the compressed air storage tank and/or arranging a speed measuring instrument to measure the rotating speed of the energy output shaft.
10. The energy harvesting-and-converting system according to any one of claims 1 to 9, wherein: and a generator is arranged, a rotor of the generator is connected with the energy output shaft, and the energy output shaft drives the rotor of the generator to do cutting magnetic induction line motion when rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821905873.7U CN209875397U (en) | 2018-11-19 | 2018-11-19 | Energy acquisition and conversion system |
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| Application Number | Priority Date | Filing Date | Title |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109441744A (en) * | 2018-11-19 | 2019-03-08 | 郑鼎新 | A kind of energy acquisition conversion system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109441744A (en) * | 2018-11-19 | 2019-03-08 | 郑鼎新 | A kind of energy acquisition conversion system |
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