WO2016127810A1

WO2016127810A1 - Air compression apparatus and power generation device

Info

Publication number: WO2016127810A1
Application number: PCT/CN2016/072360
Authority: WO
Inventors: 余志雄
Original assignee: 余志雄
Priority date: 2015-02-09
Filing date: 2016-01-27
Publication date: 2016-08-18
Also published as: CN204511804U

Abstract

Disclosed are an air compression apparatus and a power generation device. The air compression apparatus uses sea waves as motive power, and comprises a breakwater (11) which can move under the thrust of sea waves, a cylinder (12), a piston (13), a guide rail assembly (15), a transmission mechanism (16) and a high-pressure pipe network (14). The breakwater (11) is provided at a shallow sea region, is connected with the guide rail assembly (15), and is movably connected to the piston (13) via the transmission mechanism (16). The piston (13) is provided in a sliding manner inside the cylinder (12); an input port of the high-pressure pipe network (14) and the cylinder (12) are in a sealed connection, an output port outputs a high-pressure gas, and an air inlet is provided on the cylinder (12); a seal ring is sheathed in a sliding manner on the piston (13), and an air inlet gap (131) is provided on the piston (13), and when the air is compressed, the seal ring can seal the air inlet gap (131). The power generation device absorbs the beating force of sea waves via the breakwater to convert same into a thrust of the piston for air compression, and outputs high-pressure gas to drive a wind turbine generator to generate power. The requirements on the material and the anti-corrosion performance of the apparatus are low since the major components do not have to be arranged in seawater, and the structure of the apparatus is simple.

Description

Air compression device and power generation equipment

Technical field

[0001] The utility model relates to an energy conversion device, in particular to an air compression device and a power generation device.

Background technique

[0002] With the rapid development of the economy and the excessive exploitation of non-renewable energy, people are paying more and more attention to the utilization of renewable energy, and therefore many renewable energy sources are constantly emerging, such as solar energy, wind energy, and tides. Can wait for renewable energy. The waves wash the coast around the clock. Wave energy is an inexhaustible source of clean energy. The air compression device on the existing wave energy generator drives the generator to rotate the power through the connecting arm. However, since the generator is immersed in seawater for a long time, it is required to have high requirements on the material and corrosion resistance of the generator, and the investment cost is high and the maintenance cost is high.

technical problem

[0003] Based on this, it is necessary to provide an air compression device that is low in cost and simple in maintenance.

Problem solution

Technical solution

[0004] An air compression device, powered by waves, includes a water flap, a cylinder, a piston, a rail assembly, a transmission mechanism, and a high-pressure network tube that are movable under the thrust of the ocean wave, and the water flap is disposed in a shallow sea area. Connected to the rail assembly, and movably connected to the piston through the transmission mechanism; the piston is slidably disposed in the cylinder body, the input port of the high-voltage network tube is sealedly connected to the cylinder block, and the output port is output a high-pressure gas, the cylinder body is provided with an air inlet, wherein the sliding sleeve of the piston is provided with a sealing ring, and the piston is provided with an air inlet gap, and the compressed gas is compressed, and the sealing ring can be The intake air gap is sealed.

[0005] Further, further comprising a drainage chamber having an air inlet, an exhaust port, and a drain port, wherein the air inlet of the drain chamber is connected to the cylinder, and the exhaust port of the drain chamber is connected to the high-pressure network tube The input port has a buoyancy valve on the drain port of the drain chamber.

[0006] Further, a waterproof baffle is further disposed, wherein the waterproof baffle is disposed at a position of the cylinder near the input port of the high-voltage network tube along a diameter direction of the cylinder, and the waterproof baffle is disposed on the waterproof baffle Can be high A one-way pressure valve that taps the direction of the net pipe.

[0007] Further, the piston includes a front baffle, a tailgate connected to the transmission mechanism, and a connecting rod connecting the front baffle and the rear baffle, and the sealing ring is slidably sleeved on the a connecting rod, the front baffle has a mesh shape or an edge has a notch, an air intake gap is left between the tailgate and the cylinder, and the intake air gap is compressed in the piston The seal is sealed.

[0008] Further, the piston includes a piston body having a cavity opposite to the high-pressure network tube at one end, a front snap ring disposed at one end edge of the piston body, and a rear card disposed at the other end edge of the piston body. a ring, the sealing ring is sleeved on an outer wall of the piston body, slidably between the front snap ring and the rear snap ring, and the piston body is provided with an air inlet penetrating the outer wall and the sidewall of the cavity The through hole, the rear snap ring and the cylinder body have an intake air gap communicating with the through hole, and the intake air gap is sealed by the seal ring in the piston compressed gas.

[0009] Further, the piston includes a piston body having a front cavity opposite to the high pressure mesh tube at one end, a front snap ring disposed at one end edge of the piston body, and an edge of the other end of the piston body. a rear end of the piston body, the other end of the piston body is provided with a rear cavity opposite to the front cavity opening and non-conducting, the sealing ring is sleeved on the outer wall of the piston body, and is slidable Between the front snap ring and the rear snap ring, the piston body is provided with a first through hole penetrating the outer wall and the front cavity, and the piston body is provided with a side wall penetrating the outer wall and the rear cavity a second through hole, and the second through hole is sealed by the sealing ring at the piston compressed gas enthalpy.

[0010] Further, the rail assembly includes a rail, a rail shaft and a spring, and a bottom of the flap is mounted with a roller for moving on the rail, the rail shaft passes through the flap, A spring sleeve is disposed on the track shaft to abut the water deflector.

[0011] Further, a buoyancy plate is further disposed at the bottom of the cylinder block and the rail assembly.

[0012] In addition, another air compression device is provided, comprising a plurality of the above-described air compression devices, the plurality of air compression devices sharing the same high voltage network tube.

[0013] Further, there is provided a power generating apparatus including a wind turbine generator, and the above-described air compressing device, the fan generator and an output port of the high voltage network pipe.

Advantageous effects of the invention

Beneficial effect [0014] The power generating device realized by the air compressing device can convert gas into a piston by the plucking force of the baffle to perform gas compression, and output a high-pressure gas to drive the wind turbine generator to generate electricity, since the main components can be omitted. In seawater, avoiding the corrosion of seawater, low requirements on the material and corrosion resistance of the device, simple structure, low cost and low maintenance cost.

Brief description of the drawing

DRAWINGS

1 is a schematic structural view of a power generating device according to a first embodiment of the present invention;

2 is a cross-sectional view of the piston of the power generating apparatus illustrated in FIG. 1;

3 is a schematic structural view of a power generating device according to a second embodiment of the present invention;

4 is a schematic structural view of a piston of the power generating apparatus shown in FIG. 3;

Figure 5 is a cross-sectional view of the piston of the power generating apparatus shown in Figure 3;

6 is a schematic structural view of a power generating device according to a third embodiment of the present invention;

7 is a schematic structural view of a piston of the power generating apparatus shown in FIG. 6;

8 is a cross-sectional view of the piston of the power generating apparatus illustrated in FIG. 6.

Embodiments of the invention

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0024] Please refer to FIG. 1 to FIG. 8 for a power generation device according to an embodiment of the present invention. The power generation device includes a wind turbine generator and one or more parallel air compression devices that are driven by ocean waves. Each air compression device includes a water deflector 11, a cylinder block 12, a piston 13, a high pressure mesh tube 14, a rail assembly 15, and a transmission mechanism 16. The plurality of air compression devices include a plurality of water deflectors 11, a cylinder block 12, and a piston 13, And sharing the same high-pressure network tube 14 4, using a plurality of air compression devices for gas compression, outputting a higher pressure gas.

[0025] The water deflector 11 movable under the thrust of the sea wave is disposed in the shallow sea area, and the foundation set in the shallow sea area 1

The rail assembly 15 on the (or buoyancy plate) is connected, and the water deflector 11 is movably connected to the piston 13 through the transmission mechanism 16; the piston 13 is slidably disposed in the cylinder block 12, and the input port of the high-pressure network pipe 11 is sealingly connected with the cylinder block 12, and the output is output. The port outputs high-pressure gas, the cylinder block 12 is provided with an air inlet, and the piston 13 is provided with a sealing ring 130 on the sliding sleeve, and The upper piston is provided with an air inlet gap 131 for compressing the gas, and the sealing ring 130 seals the air inlet gap 131. The buoyancy plate 1 is disposed at the bottom of the cylinder block 12 and the rail assembly 15

[0026] In one embodiment, referring to FIG. 1 and FIG. 2, one end of the cylinder block 12 away from the high-pressure network tube 14 is a cornice, and the mouthpiece is provided with a support member 22. In this embodiment, the support member 22 is The grid serves as the above-described air inlet, and the grid is used to support the transmission mechanism 16 and to maintain ventilation. In another embodiment, the support member 22 disposed at one end of the cylinder block 12 away from the high-pressure network tube 14 is a sealed baffle, and the cylinder block 12 is provided with an air inlet port away from the end of the high-pressure network tube 14.

[0027] The air compression device further includes a drainage chamber 18 having an air inlet, an exhaust port, and a drain port, the air inlet of the drain chamber 18 is connected to the cylinder block 12, and the exhaust port of the drain chamber 18 is connected to the high pressure port. An input port of the network tube 14 is provided with a buoyancy valve 19 on the drain port of the drain chamber 18. Since the sea air is humid, when the cylinder (consisting of the cylinder 12 and the piston 13), the air carrying moisture is collected by the drainage chamber 18 during the process of compressing the air, and the buoyancy valve 19 is snored while the cylinder is inhaling. The moisture collected by the drain chamber 18 will be discharged from the drain port, so that the air compressing device is kept dry, and the corrosion of the air compressing device and the wind turbine generator 10 by the humid air is reduced. In practical application, the horizontal position of the buoyancy valve 19 should be lower than the position of the cylinder 12, so that the one-way pressure valve 21 in the tube can operate normally. With the above-described wave power generating device (application number: 201 010205434.7), the air compressing device of the present invention can discharge water entering the inside of the device. It solves the problem that the device is inefficient or even inoperable, and the device has a longer life.

[0028] The air compression device further includes a waterproof baffle 20 disposed along the diameter direction of the cylinder 12 at an input port of the cylinder 12 adjacent to the high-pressure network tube 14, and the waterproof baffle 20 is provided with a directional high-pressure network tube 14. A one-way pressure valve 21 that is snoring in the direction. The waterproof baffle 20 and the one-way pressure valve 21 constitute a one-way valve. When the cylinder is compressed against the air, the cylinder is closed by the intake port to block the moisture collected by the drain chamber 18 from flowing back into the cylinder block 12.

[0029] The rail assembly 15 is disposed on the foundation 1, and the rail assembly 15 includes a rail 151, a rail shaft 152, and a spring 153. The bottom of the flap 11 is mounted with a roller 23 for moving on the rail 151, and the rail shaft 152 passes through the water retaining device. The plate 11 is fixed to the direction of movement of the water deflector 11, and the spring 153 is sleeved on the track shaft 152, and the two ends respectively abut against the foundation 1 and the water deflector 11. When the wave is retracted, the spring 152 provides the water deflector 11 Elastic force to pull the cylinder to inhale

Embodiment 1 : Referring to FIGS. 1 and 2 , the piston 13 includes a front baffle 132 and a tailgate connected to the transmission mechanism 16 133 and a connecting rod 134 connecting the front baffle 132 and the rear baffle 133, the sealing ring 130 is slidably sleeved on the connecting rod 134, and the front baffle 132 has a grid shape or a notch at the edge (not shown) The unsealed front baffle 132 can allow air to enter the high pressure mesh tube 14, leaving an air intake gap 131 between the tailgate 133 and the cylinder block 12, and the intake air gap 131 can be sealed by compressing the gas in the piston 13. The ring 130 is sealed. In this embodiment, the front baffle 132 and the rear baffle 133 are cylindrical. In other embodiments, the front baffle 132 and the tailgate 133 are other shapes that may limit the seal 130 from the piston 13, such as a solid rectangle. The gap 131 may be a gap between the tailgate 133 and the cylinder block 12, and may be a through hole provided in the tailgate 133.

[0031] In this embodiment, since the front baffle 132 and the rear baffle 133 can restrict the seal ring 130 from coming off the piston 13, the transmission mechanism 16 can move the piston 13 by pushing or pulling the piston 13, and the seal ring 130 can make the piston 13 and the cylinder block 12 can be kept sealed. However, since the intake air gap 131 is left between the rear baffle 133 and the cylinder block 12, the piston 13 is pulled, so that air can enter the high-pressure network pipe 14 through the intake air gap 131 and the unsealed front baffle 132. The cylinder achieves suction.

[0032] Embodiment 2: Referring to Figures 3, 4 and 5, the piston 13 includes a piston body 136 having a cavity 13 5 opposite to the high pressure mesh tube 14 at one end, and a front snap ring provided at the end edge of the piston body 136. 137 and a rear snap ring 138 disposed at an edge of the other end of the piston body 136. The seal sleeve 130 is disposed on an outer wall of the piston body 136 and slidably between the front snap ring 137 and the rear snap ring 138. The piston body 136 is provided with an air inlet through hole 139 penetrating through the outer wall and the side wall of the cavity 135, and the rear snap ring 138 and the cylinder body are left in communication with the through hole. The air gap 131, and the intake air gap 131 is compressed by the seal ring 130 at the piston 13 to compress the gas. In this embodiment, the front snap ring 137 and the rear snap ring 138 are annular, and the diameter of the front snap ring 137 is close to the diameter of the cylinder block 12, and no air circulation gap is provided. The outer diameter of the front snap ring 137 is smaller than the cylinder block 12. The inner diameter of the airflow needs to be set. In other embodiments, the front snap ring 137 and the rear snap ring 138 are other shapes that may limit the seal 130 from the piston 13, such as a toroidal ring shape. Further, the gap 131 may be a gap between the rear snap ring 138 and the cylinder block 12, and may be a through hole provided in the rear snap ring 138.

[0033] Embodiment 3: Referring to FIGS. 6, 7, and 8, the piston 13 includes a piston body 136 having a front cavity 135 opposite to the high-pressure mesh tube 14 at one end, and is disposed at the end of the piston body 136. a front snap ring 137 of the edge and a rear snap ring 138 disposed at an edge of the other end of the piston body 136. The other end of the piston body 136 is opposite to the front cavity 135 and is non-conductive. a rear cavity 140, the sealing sleeve 130 is disposed on the An outer wall of the piston body 136 is slidably disposed between the front snap ring 137 and the rear snap ring 138, and the piston body 136 is provided with a first through hole 139 penetrating the outer wall and the front cavity, the piston body The second through hole 141 is formed through the outer wall and the side wall of the rear cavity, and the second through hole 141 is sealed by the sealing ring 130 at the piston 13 to compress the gas.

In the present embodiment, the front snap ring 137 and the rear snap ring 138 are annular, and the outer diameters of the two are close to the inner diameter of the cylinder block 12, and no gap for air circulation may be provided. In other embodiments, the front snap ring 137 and the rear snap ring 138 are other shapes that may limit the seal 130 from the piston 13, such as a toroidal ring shape. Further, the gap 131 is the second through hole 141.

[0035] In Embodiments 2 and 3, since the front snap ring 137 and the rear snap ring 138 can restrict the seal ring 130 from coming off the piston 13, the transmission mechanism 16 can move the piston 13 by pushing or pulling the piston 13, and the seal ring 130 can make the piston 13 It can be kept sealed from the cylinder block 12. However, in Embodiment 2, since the intake air gap 131 is left between the rear snap ring 138 and the cylinder block 12, the piston 13 is pulled, so that the air first enters the piston body 136 and the cylinder block 12 through the intake air gap 131. The gap between them then enters the high pressure mesh tube 14 through the intake through hole 139 and the cavity 135, and the cylinder realizes suction. In addition, in the embodiment 3, since the piston body 136 is provided with the gap 131 (the second through hole 141), the piston 13 is pulled, so that the air first enters the piston body 136 and the cylinder block 12 through the second through hole 141. The gap between them then enters the high pressure mesh tube 14 through the intake through hole 139 and the cavity 135, and the cylinder realizes suction.

[0036] The operation of the power generating apparatus will be described below with reference to the corresponding drawings.

[0037] The working process of the first embodiment, referring to FIG. 1, when the tide rises, the wave flapping the water deflector 11 generates a force greater than the elastic force of the spring 153, and the water deflector 11 moves along the direction of the rail 152 and the track shaft 152, pushing The transmission mechanism 16 connected to the water deflector 11 drives the piston 13 to move the sealing ring 130. The sealing ring 130 presses and seals the gap 131, and the compressed air passes through the one-way pressure valve 21 to form a one-way. Airflow, when the airflow passes through the drainage chamber 18, the water vapor in the air accumulates in the drainage chamber 18 due to gravity, the buoyancy generated by the water slams the buoyancy valve 19, and the airflow flows along the high pressure pipe network 14 to the generator room, pushing the wind wheel The generator 10 generates electricity. After the ebb tide, the elastic reaction force generated by the spring 153 pushes the transmission mechanism 16 and the piston 13 connected to the water deflector 11 to move, so that the sealing ring 130 is separated from the gap 131, and the air enters the high-pressure network tube 14 through the gap 131, thereby realizing the The air intake function of the device.

[0038] The power generating device realized by the air compressing device described above can be converted by the flapping force of the baffle The piston is compressed by the thrust of the gas, and the high-pressure gas is driven to drive the wind turbine generator to generate electricity. Since the main components can be disposed not in the seawater, the corrosion of the seawater is avoided, and the material and corrosion resistance of the device are low, and the structure is simple. , low cost and low maintenance costs.

The above-mentioned embodiments are merely illustrative of several embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalents, and improvements made within the spirit and principles of the present invention should be included. Within the scope of protection of the present invention.

Claims

Claim

[Claim 1] An air compressing device, powered by an ocean wave, comprising a water deflector, a cylinder block, a piston, a rail assembly, a transmission mechanism, and a high pressure mesh tube movable under the thrust of the ocean wave, the water deflector being disposed in the shallow sea a region, connected to the rail assembly, and movably connected to the piston through the transmission mechanism; the piston slidingly disposed in the cylinder body, the input port of the high-voltage network tube is sealedly connected with the cylinder body, and the output is The port outputs a high-pressure gas, and the cylinder body is provided with an air inlet port, wherein the sliding sleeve of the piston is provided with a sealing ring, and the piston is provided with an air inlet gap, a compressed gas 吋, the sealing ring The intake air gap can be sealed.

[Claim 2] The air compressing apparatus according to claim 1, further comprising a drain chamber having an intake port, an exhaust port, and a drain port, the intake port of the drain chamber being connected to the block The exhaust port of the drain chamber is connected to the input port of the high-pressure network tube, and a buoyancy valve is arranged on the drain port of the drain chamber.

[Claim 3] The air compressing device according to claim 2, further comprising a waterproof baffle

The waterproof baffle is disposed at a position of the cylinder body adjacent to the input port of the high-pressure network tube along a diameter direction of the cylinder block, and the waterproof baffle is provided with a single sheet that can be snoring toward the high-pressure network tube To the pressure valve.

[Claim 4] The air compressing device according to any one of claims 1 to 3, wherein the piston includes a front bezel, a tailgate connected to the transmission mechanism, and a front bezel And a connecting rod of the tailgate, the sealing ring is slidably sleeved on the connecting rod, the front baffle has a grid shape or an edge has a gap, and the tailgate and the cylinder body are left in between An air gap, and the intake air gap in the piston compressed gas 吋 can be sealed by the seal ring.

[Claim 5] The air compressing device according to any one of claims 1 to 3, wherein the piston includes a piston body having a cavity at one end opposite to the high-pressure mesh tube, and is disposed on the piston a front snap ring at one end edge of the body and a rear snap ring disposed at an edge of the other end of the piston body, the seal ring sleeved on an outer wall of the piston body and slidably between the front snap ring and the rear snap ring The piston body 幵 is provided with an air inlet through hole extending through the outer wall and the side wall of the cavity, and an air intake gap is formed between the rear snap ring and the cylinder body in air communication with the through hole, and the air gap is The intake air gap may be sealed by the seal ring at the piston compressed gas.

[Claim 6] The air compressing device according to any one of claims 1 to 3, wherein the piston includes a piston body having a front cavity opposite to the high-pressure mesh tube at one end, and is disposed at the piston a front snap ring at one end edge of the piston body and a rear snap ring disposed at an edge of the other end of the piston body, and the other end of the piston body is provided with a rear space opposite to the front cavity opening and non-conducting a sealing sleeve sleeved on an outer wall of the piston body, slidably between the front snap ring and the rear snap ring, wherein the piston body is provided with a first through hole penetrating the outer wall and the front cavity The piston body is provided with a second through hole penetrating the outer wall and the side wall of the rear cavity

And the second through hole is sealed by the sealing ring at the piston compressed gas enthalpy.

[Claim 7] The air compressing apparatus according to any one of claims 1 to 3, wherein the rail assembly includes a rail, a rail shaft, and a spring, and the bottom of the flap is mounted for the rail An upwardly moving roller, the track shaft passes through the water deflector, and the spring is sleeved on the track shaft to abut the water deflector.

[Claim 8] The air compressing device according to any one of claims 1 to 3, further comprising a buoyancy plate disposed at a bottom of the cylinder block and the rail assembly.

[Claim 9] An air compressing apparatus comprising the air compressing device according to any one of claims 1 to 8, wherein the plurality of air compressing devices share the same high-pressure network pipe.

[Claim 10] A power generating apparatus, comprising a wind turbine generator, characterized by further comprising the air compressing device according to any one of claims 1 to 9, an output of the fan generator and the high voltage network tube

Hey.