Totally-closed pendulum inertia driving type rope traction wave energy power generation device

Abstract

The invention relates to an energy conversion device, in particular to a totally-closed pendulum inertia driving type rope traction wave energy power generation device which comprises an inertia mass body arranged in an outer floating body, an inertia mass shell, a first motor, a second motor, a third motor and a fourth motor. The inertia mass shell is arranged on the periphery of the inertia mass body, the inertia mass body is connected with the inertia mass shell, the inertia mass shell is suitable for driving the inertia mass body to swing, and the inertia mass shell is suitable for swinging relative to the outer floating body. The inertia mass shell drives the third motor and the fourth motor to generate power when swinging front and back or vibrating up and down relative to the outer floating body, and drives the first motor and the second motor to generate power when driving the inertia mass body to swing left and right relative to the outer floating body. Wave energy can be absorbed from multiple directions, the energy utilization rate is increased, and the working reliability is higher.

Description

Technical Field

[0001] The invention relates to an energy conversion device, in particular to a fully enclosed pendulum inertia driven rope traction wave energy power generation device. Background Art

[0002] Using wave energy to generate electricity is an important part of the utilization of marine resources. For this purpose, the industry has developed many wave energy power generation equipment. However, existing wave energy power generation equipment still has shortcomings such as low energy utilization, unreliable reliability, and high manufacturing and maintenance costs, which limits its promotion and utilization in actual industries. Summary of the invention

[0003] The object of the present invention is to provide a fully enclosed pendulum inertia driven rope traction wave energy power generation device which can absorb wave energy from multiple directions, improve energy utilization rate and has higher working reliability.

[0004] To achieve the above-mentioned purpose, the present invention provides a fully enclosed pendulum inertia-driven rope-traction wave energy power generation device, comprising an inertial mass body, an inertial mass shell, a first motor, a second motor, a third motor, and a fourth motor arranged in an outer floating body, the outer floating body is a closed body, the inertial mass shell is a cylindrical body, the inertial mass shell is arranged on the periphery of the inertial mass body, the inertial mass body is connected to the inertial mass shell, the inertial mass shell is suitable for driving the inertial mass body to swing, the inertial mass shell is suitable for swinging relative to the outer floating body, when the inertial mass shell swings back and forth or vibrates up and down relative to the outer floating body, it drives the third motor and the fourth motor to generate electricity, and when the inertial mass shell drives the inertial mass body to swing left and right relative to the outer floating body, it drives the first motor and the second motor to generate electricity.

[0005] Further, it also includes a first rope, a second rope, a third rope, a fourth rope, a first pulley, a second pulley, a third pulley, and a fourth pulley. The first pulley and the second pulley are both connected to the outer wall of the inertial mass housing. The first pulley and the second pulley are arranged opposite to each other, and the third pulley and the fourth pulley are arranged opposite to each other. When the inertial mass housing drives the inertial mass body to swing left and right relative to the outer floating body, the first pulley and the second pulley are driven to rotate. When the inertial mass housing swings back and forth or vibrates up and down relative to the outer floating body, the third pulley and the fourth pulley are driven to rotate. The first rope, the second rope, the third rope, and the fourth rope are respectively connected between the first pulley and the input end of the first motor, between the second pulley and the input end of the second motor, between the third pulley and the input end of the third motor, and between the fourth pulley and the input end of the fourth motor. The first rope is located above the first pulley, the second rope is located below the second pulley, the third rope is located at the rear side of the third pulley, and the fourth rope is located at the front side of the fourth pulley.

[0006] Furthermore, it also includes a first support rod, a second support rod, and a bracket, the first support rod passes through the inertial mass and is connected and fixed to the inertial mass, the two ends of the first support rod respectively extend out of the inertial mass body shell, the first support rod is suitable for rotating relative to the inertial mass body shell, the first pulley and the second pulley are respectively connected to the two ends of the first support rod, the second support rod passes through the inertial mass body shell and is connected and fixed to the inertial mass body shell, the two ends of the second support rod pass through the bracket, the second support rod is suitable for rotating relative to the bracket, the third pulley and the fourth pulley are respectively connected to the two ends of the second support rod, and the axial direction of the first support rod is perpendicular to the axial direction of the second support rod.

[0007] Furthermore, a bearing is provided between the first support rod and the inertial mass body housing, and a bearing is provided between the second support rod and the bracket.

[0008] Furthermore, the bracket includes a top plate and a suspension frame, the outer periphery of the top plate is connected to the inner wall of the outer buoy, the top plate is located above the inertial mass body and the inertial mass shell, the first motor and the second motor are both installed on the two opposite outer sides of the inertial mass shell, the third motor and the fourth motor are installed on the top plate, the top plate is provided with a first through hole and a second through hole, the third rope and the fourth rope pass through the first through hole and the second through hole respectively, and both ends of the second support rod pass through the suspension frame.

[0009] Furthermore, it also includes a mounting plate, and the first motor and the second motor are respectively connected to the inertial mass housing through one of the mounting plates.

[0010] Furthermore, the inertial mass body is in the shape of a cylinder with a flat bottom surface and a curved top surface.

[0011] The fully enclosed pendulum inertia driven rope traction wave energy power generation device of the present invention has at least the following beneficial effects:

[0012] The invention discloses a fully enclosed pendulum inertia-driven rope-drawn wave energy power generation device. Since the inertial mass body is connected to the inertial mass shell, the inertial mass shell is suitable for swinging relative to an outer floating body. When the inertial mass shell swings back and forth or vibrates up and down relative to the outer floating body, it drives the third motor and the fourth motor to generate electricity. When the inertial mass shell drives the inertial mass body to swing left and right relative to the outer floating body, it drives the first motor and the second motor to generate electricity. Therefore, wave energy can be absorbed from multiple directions, and energy utilization rate is improved. In addition, the outer floating body is a closed body, which prevents seawater from entering and affecting performance, improves working reliability, makes up for the defects of the current wave energy power generation device that can only absorb wave energy in a single axis or a few directions, is easily corroded by seawater, and has poor reliability, and improves the power supply guarantee capacity of the offshore working platform.

[0013] The fully enclosed pendulum inertia driven rope traction wave energy power generation device of the present invention is described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of a fully enclosed pendulum inertia-driven rope-traction wave energy power generation device of the present invention without the outer floating body;

[0015] Figure 2 It is a schematic diagram of the main structure of a fully enclosed pendulum inertia driven rope traction wave energy power generation device of the present invention without the outer floating body;

[0016] Figure 3 It is a side view structural schematic diagram of a fully enclosed pendulum inertia driven rope traction wave energy power generation device of the present invention without the outer floating body;

[0017] Figure 4 It is a structural diagram of the outer floating body in a fully enclosed pendulum inertia driven rope traction wave energy power generation device of the present invention;

[0018] Figure 5 It is a structural diagram of an inertial mass housing in a fully enclosed pendulum inertia-driven rope-traction wave energy power generation device of the present invention;

[0019] Figure 6 It is a structural diagram of an inertial mass body in a fully enclosed pendulum inertia-driven rope-traction wave energy power generation device of the present invention;

[0020] Figure 7 The present invention is a structural diagram of a suspension frame in a fully enclosed pendulum inertia-driven rope-traction wave energy power generation device. DETAILED DESCRIPTION

[0021] like Figure 1 , Figure 2 , Figure 3 As shown, the present invention is a fully enclosed pendulum inertia driven rope traction wave energy power generation device, including an inertial mass body 01, an inertial mass shell 02, a first motor 51, a second motor 52, a third motor 53, and a fourth motor 54 arranged in an outer floating body 06. Figure 4 As shown, the outer floating body 06 is a closed columnar body, and the outer floating body 06 is used to float on the water surface. Figure 5 , Figure 6 As shown, the inertial mass shell 02 is a cylindrical body, which is arranged on the periphery of the inertial mass body 01, and the inertial mass body 01 is connected to the inertial mass shell 02. The inertial mass shell 02 is suitable for driving the inertial mass body 01 to swing, and the inertial mass shell 02 is suitable for swinging relative to the outer floating body 06. When the inertial mass shell 02 swings back and forth or vibrates up and down relative to the outer floating body 06, it drives the third motor 53 and the fourth motor 54 to generate electricity. When the inertial mass shell 02 drives the inertial mass body 01 to swing left and right relative to the outer floating body 06, it drives the first motor 51 and the second motor 52 to generate electricity. The present invention discloses a fully enclosed pendulum inertia-driven rope-pulled wave energy power generation device, which is used to be placed on the sea surface. The outer floating body 06 absorbs energy from wave surges and pitch rolls, and generates multi-directional movements such as heave, surges, and pitch rolls. The internal inertial mass shell 02 swings left and right, front and back due to inertia. When the inertial mass shell 02 swings back and forth, it drives the third motor 53 and the fourth motor 54 to generate electricity. When the inertial mass shell 02 swings left and right due to inertia, it causes the inertial mass body 01 to swing left and right relative to the outer floating body 06, and drives the first motor 51 and the second motor 52 to generate electricity. The present invention discloses a fully enclosed pendulum inertia-driven rope-drawn wave energy power generation device. Since the inertial mass body 01 is connected to the inertial mass shell 02, the inertial mass shell 02 is suitable for swinging relative to the outer floating body 06. When the inertial mass shell 02 swings back and forth or vibrates up and down relative to the outer floating body 06, it drives the third motor 53 and the fourth motor 54 to generate electricity. When the inertial mass shell 02 drives the inertial mass body 01 to swing left and right relative to the outer floating body 06, it drives the first motor 51 and the second motor 52 to generate electricity. Therefore, wave energy can be absorbed from multiple directions, and energy utilization rate is improved. In addition, the outer floating body 06 is a closed body, which improves working reliability, makes up for the defects of the current wave energy power generation device that can only absorb wave energy in a single axis or a few directions, is easily corroded by seawater, and has poor reliability, and improves the power supply guarantee capability of the offshore working platform.

[0022] Optionally, it also includes a first rope 511, a second rope, a third rope 531, a fourth rope 541, a first pulley 71, a second pulley 72, a third pulley 73, and a fourth pulley 74. The first pulley 71 and the second pulley 72 are connected to the outer wall of the inertial mass housing 02. The first pulley 71 and the second pulley 72 are arranged opposite to each other, and the third pulley 73 and the fourth pulley 74 are arranged opposite to each other. When the inertial mass housing 02 drives the inertial mass body 01 to swing left and right relative to the outer floating body 06, it drives the first pulley 71 and the second pulley 72 to rotate. When the inertial mass housing 02 swings back and forth or vibrates up and down relative to the outer floating body 06 The third pulley 73 and the fourth pulley 74 are driven to rotate. The first rope 511, the second rope, the third rope 531, and the fourth rope 541 are respectively connected between the first pulley 71 and the input end of the first motor 51, between the second pulley 72 and the input end of the second motor 52, between the third pulley 73 and the input end of the third motor 53, and between the fourth pulley 74 and the input end of the fourth motor 54. The first rope 511 is located above the first pulley 71, the second rope is located below the second pulley 72, the third rope 531 is located at the rear side of the third pulley 73, and the fourth rope 541 is located at the front side of the fourth pulley 74. Specifically, when the inertial mass shell 02 drives the inertial mass body 01 to swing to the left relative to the outer floating body 06, the first pulley 71 drives the first rope 511 to be tightened, and the second pulley 72 drives the second rope to be loosened, the first motor 51 generates power in a forward direction, and the second motor 52 generates power in a reverse direction. When the inertial mass shell 02 drives the inertial mass body 01 to swing to the right relative to the outer floating body 06, the second pulley 72 drives the second rope to be tightened, and the first pulley 71 drives the first rope 511 to be loosened, the second motor 52 generates power in a forward direction, and the first motor generates power in a reverse direction. 51 reverse power generation; when the inertial mass shell 02 swings forward relative to the outer floating body 06, the third motor 53 generates power in the forward direction and the fourth motor 54 generates power in the reverse direction; when the inertial mass shell 02 swings backward relative to the outer floating body 06, the fourth motor 54 generates power in the forward direction and the third motor 53 generates power in the reverse direction; when the inertial mass shell 02 vibrates downward relative to the outer floating body 06, the third motor 53 and the fourth motor 54 generate power in the forward direction; when the inertial mass shell 02 vibrates upward relative to the outer floating body 06, the third motor 53 and the fourth motor 54 generate power in the reverse direction.

[0023] Optionally, it also includes a first support rod 03, a second support rod 04, and a bracket 08. The first support rod 03 passes through the inertial mass 01 and is fixedly connected to the inertial mass 01. Both ends of the first support rod 03 extend out of the inertial mass body shell 02 respectively, and the first support rod 03 is suitable for rotating relative to the inertial mass body shell 02. The first pulley 71 and the second pulley 72 are respectively fixedly connected to the two ends of the first support rod 03, the second support rod 04 passes through the inertial mass body shell 02 and is fixedly connected to the inertial mass body shell 02, both ends of the second support rod 04 pass through the bracket 08, and the second support rod 04 is suitable for rotating relative to the bracket 08. The third pulley 73 and the fourth pulley 74 are respectively fixedly connected to the two ends of the second support rod 04, and the axial direction of the first support rod 03 is perpendicular to the axial direction of the second support rod 04. When the inertial mass 01 swings, the first pulley 71 and the second pulley 72 are driven to rotate through the first support rod 03. When the inertial mass body shell 02 swings, the third pulley 73 and the fourth pulley 74 are driven to rotate through the second support rod 04.

[0024] Optionally, a bearing is provided between the first support rod 03 and the inertial mass body housing 02, and a bearing is provided between the second support rod 04 and the bracket 08. The first support rod 03 and the inertial mass body housing 02, and the second support rod 04 and the bracket 08 can rotate relative to each other through the bearings.

[0025] Optionally, the bracket 08 includes a top plate 81 and a suspension frame 82. The outer periphery of the top plate 81 is connected to the inner wall of the outer floating body 06. The top plate 81 is located above the inertial mass body 01 and the inertial mass shell 02. The first motor 51 and the second motor 52 are both installed on the two opposite outer side walls of the inertial mass shell 02. The third motor 53 and the fourth motor 54 are installed on the top plate 81. The top plate 81 is provided with a first through hole and a second through hole. The third rope 531 and the fourth rope 541 pass through the first through hole and the second through hole respectively. Both ends of the second support rod 04 pass through the suspension frame 82 and rotate relative to the suspension frame 82. Specifically, the suspension frame 82 is a T-shaped frame, and the upper connecting plate of the suspension frame 82 is fitted and connected with the bottom surface of the top plate 81.

[0026] Optionally, mounting plates 512 and 522 are further included, and the first motor 51 and the second motor 52 are respectively connected to the inertial mass housing 02 through the mounting plates 512 and 522. The third motor 53 and the fourth motor 54 are respectively mounted on the top plate 81 through a mounting frame.

[0027] Alternatively, if Figure 7 As shown, the inertial mass body 01 is a cylinder with a flat bottom and an arc-shaped top. When the waves are small and the energy values ​​of the wave surges and pitches absorbed by the outer floating body 06 are low, the inertial mass body 01 can also swing to enable the motor to generate electricity.

[0028] The embodiments described above are merely descriptions of preferred implementation modes of the present invention and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A fully enclosed pendulum inertia driven rope traction wave energy power generation device, characterized in that: The invention comprises an inertial mass body (01) arranged in an outer floating body (06), an inertial mass shell (02), a first motor (51), a second motor (52), a third motor (53), and a fourth motor (54), wherein the outer floating body (06) is a closed body, the inertial mass shell (02) is a cylindrical body, the inertial mass shell (02) is arranged on the periphery of the inertial mass body (01), the inertial mass body (01) is connected to the inertial mass shell (02), and the inertial mass shell (02) is suitable for The inertial mass body (01) is driven to swing, and the inertial mass shell (02) is suitable for swinging relative to the outer floating body (06). When the inertial mass shell (02) swings back and forth or vibrates up and down relative to the outer floating body (06), it drives the third motor (53) and the fourth motor (54) to generate electricity. When the inertial mass shell (02) drives the inertial mass body (01) to swing left and right relative to the outer floating body (06), it drives the first motor (51) and the second motor (52) to generate electricity.

2. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to claim 2 is characterized by: The invention also comprises a first rope (511), a second rope, a third rope (531), a fourth rope (541), a first pulley (71), a second pulley (72), a third pulley (73), and a fourth pulley (74); the first pulley (71) and the second pulley (72) are both connected to the outer wall of the inertial mass housing (02); the first pulley (71) and the second pulley (72) are arranged opposite to each other; the third pulley (73) and the fourth pulley (74) are arranged opposite to each other; when the inertial mass housing (02) drives the inertial mass body (01) to swing left and right relative to the outer floating body (06), the first pulley (71) and the second pulley (72) are driven to rotate; when the inertial mass housing (02) swings back and forth or vibrates up and down relative to the outer floating body (06), the third pulley (73) and the fourth pulley (74) are driven to rotate. The first pulley (73) and the fourth pulley (74) rotate, the first rope (511), the second rope, the third rope (531) and the fourth rope (541) are respectively connected between the first pulley (71) and the input end of the first motor (51), between the second pulley (72) and the input end of the second motor (52), between the third pulley (73) and the input end of the third motor (53), and between the fourth pulley (74) and the input end of the fourth motor (54). The first rope (511) is located above the first pulley (71), the second rope is located below the second pulley (72), the third rope (531) is located at the rear side of the third pulley (73), and the fourth rope (541) is located at the front side of the fourth pulley (74).

3. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to claim 2 is characterized in that: The invention also comprises a first support rod (03), a second support rod (04), and a bracket (08), wherein the first support rod (03) passes through the inertial mass (01) and is connected and fixed to the inertial mass (01), the two ends of the first support rod (03) respectively extend out of the inertial mass body shell (02), the first support rod (03) is suitable for rotating relative to the inertial mass body shell (02), the first pulley (71) and the second pulley (72) are respectively connected to the two ends of the first support rod (03), the second support rod (04) passes through the inertial mass body shell (02) and is connected and fixed to the inertial mass body shell (02), the two ends of the second support rod (04) pass through the bracket (08), the second support rod (04) is suitable for rotating relative to the bracket (08), the third pulley (73) and the fourth pulley (74) are respectively connected to the two ends of the second support rod (04), and the axial direction of the first support rod (03) is perpendicular to the axial direction of the second support rod (04).

4. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to claim 3 is characterized by: A bearing is provided between the first support rod (03) and the inertial mass body housing (02), and a bearing is provided between the second support rod (04) and the bracket (08).

5. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to claim 4 is characterized in that: The bracket (08) comprises a top plate (81) and a hanging frame (82). The outer periphery of the top plate (81) is connected to the inner wall of the outer floating body (06). The top plate (81) is located above the inertial mass body (01) and the inertial mass shell (02). The first motor (51) and the second motor (52) are both installed on the two opposite outer side walls of the inertial mass shell (02). The third motor (53) and the fourth motor (54) are both installed on the top plate (81). The top plate (81) is provided with a first through hole and a second through hole. The third rope (531) and the fourth rope (541) pass through the first through hole and the second through hole respectively. Both ends of the second support rod (04) pass through the hanging frame (82).

6. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to claim 5 is characterized in that: It also includes a mounting plate, and the first motor (51) and the second motor (52) are respectively connected to the inertial mass housing (02) via one of the mounting plates.

7. The fully enclosed pendulum inertia driven rope traction wave energy power generation device according to any one of claims 1 to 6, characterized in that: The inertial mass body (01) is cylindrical with a flat bottom surface and a curved top surface.

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