A reciprocating wave power generation device

Abstract

The present invention belongs to the technical field of power generation devices, and specifically is a reciprocating wave power generation device, comprising a first fixed frame and a second fixed frame, the first fixed frame is arranged above the second fixed frame, two rotating shafts are symmetrically arranged in the first fixed frame, one-way bearing gears and spur gears are arranged on the rotating shafts, the one-way bearing gears are arranged with metal chains, sinkers and floating balls are arranged on the metal chains, and two pulleys are symmetrically arranged at the bottom of the second fixed frame; the one-way bearing gears and the pulleys are connected by transmission through the metal chain, the sinkers and floating balls are fixedly connected to the metal chain, and the connection structure is more stable, which can avoid being impacted by waves, resulting in the damage of the function of the device to collect wave energy.

Description

Technical Field

[0001] The invention belongs to the technical field of power generation devices, in particular to a reciprocating sea wave power generation device. Background Art

[0002] Wave power generation uses wave energy to drive equipment such as water pumps. In recent years, with the continuous advancement of technology and the reduction of costs, wave power generation technology has gradually moved towards the stage of commercial application. Some countries and regions have established wave power generation demonstration projects and plan to achieve large-scale commercial applications in the next few years.

[0003] In the prior art, announcement number CN206988014U provides a reciprocating float wave power generation device, including a float, a sinker, a stator, a traction member, a motor, a shell and a conversion mechanism arranged inside the shell; the stator is connected to the bottom of the shell through a connecting rope; the float is located above the conversion mechanism, and the sinker is relatively located below the conversion mechanism, and the float and the sinker respectively drive the conversion mechanism to move through the traction member; the conversion mechanism includes a transmission shaft and a isotropic device; one end of the transmission shaft is connected to the motor after the isotropic device; the other end is connected to the float and the sinker respectively through the traction member; the motor outputs electrical energy to an external device through a cable. The utility model has a simple structure and is easy to install. Compared with traditional wave power generation devices, it can not only have a higher collection of wave energy, but also has a higher conversion efficiency, and is suitable for use in any ocean.

[0004] In the above patent, the traction member is connected to the float and the sinker respectively, which has a high collection of wave energy and a high conversion efficiency. However, the reciprocating float wave power generation device still has some problems;

[0005] The reciprocating float wave power generation device uses a traction belt made of polymer material as a traction member. The traction member may be displaced due to the impact of waves during use, resulting in incorrect entanglement of the traction member and failure of wave energy collection.

[0006] Therefore, in order to solve the above problems, a reciprocating wave power generation device is proposed. Summary of the invention

[0007] 1. Technical issues to be solved

[0008] In view of the deficiencies in the prior art, the present invention provides a reciprocating wave power generation device, which solves the problem that the reciprocating float wave power generation device in the prior art may be displaced due to the impact of waves during use, resulting in incorrect entanglement of the traction parts and failure of wave energy collection.

[0009] (II) Technical solution

[0010] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a reciprocating wave power generation device, comprising a first fixed frame and a second fixed frame, the first fixed frame is arranged above the second fixed frame, two rotating shafts are symmetrically arranged in the first fixed frame, and one-way bearing gears and spur gears are arranged on the rotating shafts, a metal chain is arranged on the one-way bearing gear, a sinker and a floating ball are arranged on the metal chain, and two pulleys are symmetrically arranged at the bottom of the second fixed frame.

[0011] Preferably, the two second fixing frames are rotatably connected to the front and rear surfaces of the first fixing frame, and the front ends of the second fixing frames pass through the front of the first fixing frame, and the second fixing frames are connected to power generation equipment of an external power plant.

[0012] Preferably, the two one-way bearing gears are rotationally connected to the two rotating shafts respectively, the two one-way bearing gears are meshedly connected to the upper side of the metal chain, the two spur gears are fixedly connected to the two rotating shafts respectively, and the two spur gears are meshed with each other.

[0013] Preferably, the upper end of the second fixing frame is fixedly connected to the bottom of the first fixing frame, the two pulleys are fixed on the bottom plate of the second fixing frame, and the two second fixing frames are slidably connected to the metal chain.

[0014] Preferably, one upper end of the metal chain is fixedly connected to the upper end of the float, the lower end of the float is fixedly connected to the upper end of the sinker, the lower end of the sinker is fixedly connected to one lower end of the metal chain, and the buoyancy of the float is greater than the gravity of the sinker.

[0015] Beneficial Effects

[0016] Compared with the prior art, the present invention provides a reciprocating wave power generation device having the following

[0017] Beneficial effects:

[0018] 1. The invention uses a metal chain to connect the one-way bearing gear and the pulley for transmission. The sinker and the float are fixedly connected to the metal chain. The connection structure is more stable and can avoid being impacted by waves, which may damage the function of the device in collecting wave energy.

[0019] 2. The invention drives the metal chain to rotate counterclockwise by the sinking of the sinker, which in turn drives the left one-way bearing gear to rotate counterclockwise, and then drives the left spur gear and the rotating shaft to rotate counterclockwise. The left spur gear drives the right spur gear and the rotating shaft to rotate clockwise. The floating ball floats up to drive the metal chain to rotate clockwise, which in turn drives the right one-way bearing gear to rotate clockwise, and then drives the right spur gear and the rotating shaft to rotate clockwise. The rotation of the right spur gear drives the left spur gear and the rotating shaft to rotate counterclockwise, thereby achieving the effect of efficiently collecting wave energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0022] Figure 2 It is a schematic cross-sectional view of the three-dimensional structure of the present invention;

[0023] Figure 3 It is a three-dimensional structural schematic diagram of the one-way bearing gear and the rotating shaft of the present invention;

[0024] Figure 4 It is a schematic diagram of the three-dimensional structure of the metal chain, sinker and float of the present invention.

[0025] Legend:

[0026] 1. First fixed frame; 2. Rotating shaft; 3. One-way bearing gear; 4. Spur gear; 5. Second fixed frame; 6. Pulley; 7. Metal chain; 8. Sinker; 9. Float. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Specific examples are given below.

[0029] See also Figure 1-Figure 4The present invention provides a reciprocating wave power generation device, including a first fixed frame 1 and a second fixed frame 5. The first fixed frame 1 is arranged above the second fixed frame 5. Two rotating shafts 2 are symmetrically arranged in the first fixed frame 1. The rotating shafts 2 are both provided with a one-way bearing gear 3 and a spur gear 4. The one-way bearing gear 3 is provided with a metal chain 7. The metal chain 7 is provided with a sinker 8 and a floating ball 9. Two pulleys 6 are symmetrically arranged at the bottom of the second fixed frame 5. The two second fixed frames 5 are rotatably connected to the front and rear surfaces of the first fixed frame 1, and the front end of the second fixed frame 5 passes through the front of the first fixed frame 1. The second fixed frame 5 is connected to the power generation equipment of the external power plant. The two one-way bearing gears 3 are rotatably connected with the two rotating shafts 2 respectively, the two one-way bearing gears 3 are meshed with the upper side of the metal chain 7, the two spur gears 4 are fixedly connected with the two rotating shafts 2 respectively, and the two spur gears 4 are meshed with each other, the upper end of the second fixed frame 5 is fixedly connected with the lower side of the first fixed frame 1, the two pulleys 6 are fixed on the bottom plate of the second fixed frame 5, the two second fixed frames 5 are slidably connected with the metal chain 7, one end of the upper side of the metal chain 7 is fixedly connected with the upper end of the floating ball 9, the lower end of the floating ball 9 is fixedly connected with the upper end of the sinker 8, the lower end of the sinker 8 is fixedly connected with one end of the lower side of the metal chain 7, and the buoyancy of the floating ball 9 is greater than the gravity of the sinker 8;

[0030] Specifically, the metal chain 7 transmits and connects the one-way bearing gear 3 and the pulley 6, and the sinker 8 and the floating ball 9 are fixedly connected to the metal chain 7. The connection structure is more stable and can avoid being impacted by waves, which may damage the function of the device in collecting wave energy. The sinker 8 sinks and drives the metal chain 7 to rotate counterclockwise, thereby driving the left one-way bearing gear 3 to rotate counterclockwise, thereby driving the left spur gear 4 and the rotating shaft 2 to rotate counterclockwise, and the left spur gear 4 drives the right spur gear 4 and the rotating shaft 2 to rotate clockwise. The floating ball 9 floats up and drives the metal chain 7 to rotate clockwise, thereby driving the right one-way bearing gear 3 to rotate clockwise, thereby driving the right spur gear 4 and the rotating shaft 2 to rotate clockwise, and the rotation of the right spur gear 4 drives the left spur gear 4 and the rotating shaft 2 to rotate counterclockwise, thereby achieving the effect of efficiently collecting wave energy.

[0031] Working principle: When the reciprocating wave power generation device is used, the sinker 8 sinks to drive the metal chain 7 to rotate counterclockwise, thereby driving the left one-way bearing gear 3 to rotate counterclockwise, thereby driving the left spur gear 4 and the rotating shaft 2 to rotate counterclockwise, and the left spur gear 4 drives the right spur gear 4 and the rotating shaft to rotate clockwise, and the floating ball 9 floats up to drive the metal chain 7 to rotate clockwise, thereby driving the right one-way bearing gear 3 to rotate clockwise, thereby driving the right spur gear 4 and the rotating shaft 2 to rotate clockwise, and the rotation of the right spur gear 4 drives the left spur gear 4 and the rotating shaft 2 to rotate counterclockwise, thereby efficiently collecting wave energy.

[0032] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A reciprocating wave power generation device, comprising a first fixing frame (1) and a second fixing frame (5), characterized in that: The first fixed frame (1) is arranged above the second fixed frame (5), two rotating shafts (2) are symmetrically arranged in the first fixed frame (1), one-way bearing gears (3) and spur gears (4) are arranged on the rotating shafts (2), a metal chain (7) is arranged on the one-way bearing gear (3), a sinker (8) and a floating ball (9) are arranged on the metal chain (7), and two pulleys (6) are symmetrically arranged at the bottom of the second fixed frame (5).

2. A reciprocating wave power generation device according to claim 1, characterized in that: The two second fixing frames (5) are rotatably connected to the front and rear surfaces of the first fixing frame (1), and the front ends of the second fixing frames (5) pass through the front of the first fixing frame (1). The second fixing frames (5) are connected to power generation equipment of an external power plant.

3. A reciprocating wave power generation device according to claim 1, characterized in that: The two one-way bearing gears (3) are rotatably connected to the two rotating shafts (2) respectively, the two one-way bearing gears (3) are meshedly connected to the upper side of the metal chain (7), the two spur gears (4) are fixedly connected to the two rotating shafts (2) respectively, and the two spur gears (4) are meshed with each other.

4. A reciprocating wave power generation device according to claim 1, characterized in that: The upper end of the second fixing frame (5) is fixedly connected to the bottom of the first fixing frame (1), the two pulleys (6) are fixed on the bottom plate of the second fixing frame (5), and the two second fixing frames (5) are slidably connected to the metal chain (7).

5. A reciprocating wave power generation device according to claim 1, characterized in that: One end of the upper side of the metal chain (7) is fixedly connected to the upper end of the float (9), the lower end of the float (9) is fixedly connected to the upper end of the sinker (8), and the lower end of the sinker (8) is fixedly connected to one end of the lower side of the metal chain (7), and the buoyancy of the float (9) is greater than the gravity of the sinker (8).

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