Power generation device based on mechanical vibration

Abstract

The present invention relates to the technical field of power generation, and specifically to a power generation device based on mechanical vibration, comprising a protective housing, a piezoelectric primary energy storage mechanism, a transmission-type secondary energy storage mechanism, and an energy storage convenient pick-and-place mechanism. A partition plate is provided in the protective housing, the partition plate is fixedly connected to the inner wall of the protective housing, the piezoelectric primary energy storage mechanism is provided at the inner top of the protective housing, the transmission-type secondary energy storage mechanism is provided on the top of the partition plate, the transmission-type secondary energy storage mechanism is connected to the piezoelectric primary energy storage mechanism, and the energy storage convenient pick-and-place mechanism is provided at the inner bottom of the protective housing. The present invention solves the problem of relatively complex structure and poor stability of vibration-based power generation devices currently on the market.

Description

A power generation device based on mechanical vibration TECHNICAL FIELD

[0001] The present application belongs to the technical field of power generation, in particular to a power generation device based on mechanical vibration. BACKGROUND

[0002] Electric energy is a commonly used power source. Traditional energy resources are increasingly scarce, and the demand for renewable and efficient energy is increasing, which prompts people to seek new power generation technologies. Vibration power generation is a technology that converts mechanical vibration or dynamic motion into electric energy. It usually uses vibration energy or dynamic motion energy to drive a generator or device to generate electric energy. However, the structure of the vibration power generation device on the market is relatively complex and has poor stability. How to simplify the vibration power generation device and improve the power generation efficiency and service life is a difficult problem to be solved in this field at the present stage. TECHNICAL SOLUTION

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present application provides a power generation device based on mechanical vibration. Under the action of a mechanical vibration source, the device structure is simplified, and power generation can be carried out by piezoelectric power generation and electromagnetic power generation, thereby improving the power generation efficiency and service life of the device. The problem of the relatively complex structure and poor stability of the vibration power generation device on the market is solved.

[0004] The technical scheme adopted by the present application is as follows: The present application provides a power generation device based on mechanical vibration, which comprises a protective shell, a piezoelectric primary energy storage mechanism, a transmission type secondary energy storage mechanism and an energy storage convenient taking and placing mechanism. A partition is arranged in the protective shell, and the partition is fixedly connected with the inner wall of the protective shell. The piezoelectric primary energy storage mechanism is arranged at the inner top of the protective shell. The transmission type secondary energy storage mechanism is arranged at the top of the partition. The transmission type secondary energy storage mechanism is connected with the piezoelectric primary energy storage mechanism. The energy storage convenient taking and placing mechanism is arranged at the inner bottom of the protective shell. The piezoelectric primary energy storage mechanism comprises a vibration source transmission assembly and a piezoelectric energy storage assembly. The piezoelectric energy storage assembly is arranged on the vibration source transmission assembly. The transmission type secondary energy storage mechanism comprises a power transmission assembly and a one-way rotation control assembly. The one-way rotation control assembly is arranged on the power transmission assembly, and the one-way rotation control assembly is connected with the power transmission assembly.

[0005] Further, the vibration source transmission assembly comprises a circular force receiving plate, a columnar rod and a rack. The columnar rod penetrates through the top of the protective shell and is in clamping and sliding connection with the protective shell. The circular force receiving plate is arranged at the top of the columnar rod and is fixedly connected with the columnar rod. The rack is fixedly arranged at the bottom of the columnar rod and penetrates through the partition. The rack is in clamping and sliding connection with the partition.

[0006] Further, the piezoelectric energy storage assembly comprises a movable ring, a fixed ring, a fixed plate, a piezoelectric ceramic sheet, a connecting rod one, a connecting rod two and a pressing block, the movable ring is arranged on the columnar rod, the movable ring is fixedly connected with the columnar rod, the fixed ring is arranged on the columnar rod, the fixed ring is slidably connected with the columnar rod, the fixed plate is arranged on the fixed ring, the fixed plate is fixedly connected with the inner wall of the protective shell, and the pressing block is arranged above the fixed plate.

[0007] Further, the connecting rod one is arranged between the movable ring and the pressing block in an inclined manner, the connecting rod one is rotatably connected with the movable ring and the pressing block, the connecting rod two is arranged between the fixed ring and the pressing block in an inclined manner, the connecting rod two is rotatably connected with the fixed ring, the connecting rod two is slidably connected with the pressing block, the connecting rod one and the connecting rod two are rotatably connected, the piezoelectric ceramic sheet is arranged on the inner wall of the protective shell in an array manner, and the piezoelectric ceramic sheet is arranged in one-to-one correspondence with the pressing block.

[0008] Further, the power transmission assembly comprises a transmission gear, a rotating rod, a rectangular plate, an inner hollow bevel gear one, a U-shaped frame one, a spring one, a trapezoidal block one and a connecting gear, the rectangular plate is fixedly arranged on the partition plate, the rotating rod penetrates through the rectangular plate and is rotatably connected with the rectangular plate, the transmission gear is arranged on the end face of the rotating rod and is meshed with the rack, the inner hollow bevel gear one is fixedly arranged on the rotating rod, the bottom of the inner hollow bevel gear one is arranged in a columnar recessed manner, the U-shaped frame one is arranged on the inner hollow bevel gear one, the spring one is arranged on the U-shaped frame one and is connected with the U-shaped frame one, the trapezoidal block one is arranged on the U-shaped frame one and is slidably connected with the U-shaped frame one, the trapezoidal block one is connected with the spring one, the connecting gear is arranged on the partition plate and is rotatably connected with the partition plate, and the connecting gear is meshed with the inner hollow bevel gear one.

[0009] Further, the one-way rotation control assembly comprises a support plate, a columnar pipe, a ratchet one, a ratchet two, an output gear, an inner hollow bevel gear two, a U-shaped frame two, a spring two, a trapezoidal block two, a columnar gear and a generator, the support plate is fixedly arranged on the partition plate, the columnar pipe penetrates through the support plate and is arranged on the rotating rod in a sleeved manner, the columnar pipe is rotatably connected with the support plate, the ratchet one and the ratchet two are fixedly arranged on the columnar pipe, the ratchet one is meshed with the trapezoidal block one, the inner hollow bevel gear two is fixedly arranged on the columnar pipe, and the inner hollow bevel gear two is meshed with the connecting gear.

[0010] Further, the U-shaped frame two is arranged on the inner hollow bevel gear two, the spring two is arranged on the U-shaped frame two and is connected with the U-shaped frame two, the trapezoidal block two is arranged on the U-shaped frame two and is slidably connected with the U-shaped frame two, the trapezoidal block two is connected with the spring two, the trapezoidal block two is meshed with the ratchet two, the output gear is arranged on the end face of the columnar pipe, the generator is fixedly arranged on the partition plate, the columnar gear is arranged on the input transmission end of the generator, and the columnar gear is meshed with the output gear.

[0011] Further, the energy storage convenient taking and placing mechanism comprises a U-shaped limiting frame, a rectangular box and an energy storage battery, the U-shaped limiting frame is arranged on the inner bottom of the protective shell, the U-shaped limiting frame is fixedly connected with the protective shell, the rectangular box is connected with the protective shell and the U-shaped limiting frame through sliding on one side of the protective shell, and the energy storage battery is arranged in the rectangular box.

[0012] Further, the output end of the generator is connected with the input end of the energy storage battery, and the piezoelectric ceramic sheet is connected with the input end of the energy storage battery.

[0013] Further, the length and width of the interior of the rectangular box are adapted to the length and width of the energy storage battery. Advantages

[0014] By adopting the above structure, the application has the following advantages:

[0015] The scheme provides a mechanical vibration-based power generation device, according to the relatively complex structure and the large size and poor stability of the vibration power generation device on the market at present, a piezoelectric primary energy storage mechanism and a transmission type secondary energy storage mechanism are combined, on the premise of simplifying the mechanical structure, piezoelectric power generation and electromagnetic power generation can be realized through a vibration source, and the two power generation modes are performed together, so that the power generation efficiency and the fault tolerance of the device are greatly improved, and through the combination of the power transmission assembly and the one-way rotation control assembly, the engine can be driven to rotate in one direction regardless of the action direction of the vibration source, the engine is effectively prevented from being damaged due to reverse rotation, and the service life of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is a perspective view of a mechanical vibration-based power generation device according to the present application;

[0017] Fig. 2 is an internal structure view of a mechanical vibration-based power generation device according to the present application;

[0018] Fig. 3 is a perspective view of a vibration source transmission assembly of a mechanical vibration-based power generation device according to the present application;

[0019] Fig. 4 is a perspective view of a piezoelectric energy storage assembly of a mechanical vibration-based power generation device according to the present application;

[0020] Fig. 5 is a sectional view of a piezoelectric energy storage assembly of a mechanical vibration-based power generation device according to the present application;

[0021] Fig. 6 is a perspective view of a transmission type secondary energy storage mechanism of a mechanical vibration-based power generation device according to the present application;

[0022] Fig. 7 is a sectional view of a transmission type secondary energy storage mechanism of a mechanical vibration based power generation device according to the present application;

[0023] Fig. 8 is a perspective view of a power transmission assembly of a mechanical vibration based power generation device according to the present application;

[0024] Fig. 9 is a perspective view of a one-way rotation control assembly of a mechanical vibration based power generation device according to the present application;

[0025] Fig. 10 is a perspective view of an energy storage convenient taking and placing mechanism of a mechanical vibration based power generation device according to the present application.

[0026] Wherein, 1, protective shell, 2, piezoelectric primary energy storage mechanism, 3, transmission type secondary energy storage mechanism, 4, energy storage convenient taking and placing mechanism, 5, partition, 6, vibration source transmission assembly, 7, piezoelectric energy storage assembly, 8, power transmission assembly, 9, one-way rotation control assembly, 10, circular force plate, 11, columnar rod, 12, rack, 13, movable ring, 14, fixed ring, 15, fixed plate, 16, piezoelectric ceramic sheet, 17, connecting rod one, 18, connecting rod two, 19, extrusion block, 20, transmission gear, 21, rotating rod, 22, rectangular plate, 23, hollow bevel gear one, 24, U-shaped frame one, 25, spring one, 26, trapezoidal block one, 27, connecting gear, 28, support plate, 29, columnar tube, 30, ratchet one, 31, ratchet two, 32, output gear, 33, hollow bevel gear two, 34, U-shaped frame two, 35, spring two, 36, trapezoidal block two, 37, columnar gear, 38, generator, 39, U-shaped limiting frame, 40, rectangular box, 41, energy storage battery.

[0027] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of this specification, illustrate embodiments of the present application, and explain the present application together with the embodiments of the present application, but do not constitute a limitation on the present application. Embodiment of the present application

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0030] As shown in FIG. 1, FIG. 2, the present application provides a mechanical vibration-based power generation device, comprising a protective shell 1, a piezoelectric primary energy storage mechanism 2, a transmission type secondary energy storage mechanism 3 and an energy storage convenient taking and placing mechanism 4, a partition 5 is arranged in the protective shell 1, the partition 5 is fixedly connected with the inner wall of the protective shell 1, the piezoelectric primary energy storage mechanism 2 is arranged at the inner top of the protective shell 1, the transmission type secondary energy storage mechanism 3 is arranged at the top of the partition 5, the transmission type secondary energy storage mechanism 3 is connected with the piezoelectric primary energy storage mechanism 2, the energy storage convenient taking and placing mechanism 4 is arranged at the inner bottom of the protective shell 1, the piezoelectric primary energy storage mechanism 2 comprises a vibration source transmission assembly 6 and a piezoelectric energy storage assembly 7, the piezoelectric energy storage assembly 7 is arranged on the vibration source transmission assembly 6, the transmission type secondary energy storage mechanism 3 comprises a power transmission assembly 8 and a one-way rotation control assembly 9, the one-way rotation control assembly 9 is arranged on the power transmission assembly 8, and the one-way rotation control assembly 9 is connected with the power transmission assembly 8.

[0031] As shown in FIG. 1, FIG. 2, FIG. 3, the vibration source transmission assembly 6 comprises a circular force receiving plate 10, a columnar rod 11 and a rack 12, the columnar rod 11 penetrates through the top of the protective shell 1, the columnar rod 11 is in clamping and sliding connection with the protective shell 1, the circular force receiving plate 10 is arranged at the top of the columnar rod 11, the circular force receiving plate 10 is fixedly connected with the columnar rod 11, the rack 12 is fixedly arranged at the bottom of the columnar rod 11, the rack 12 penetrates through the partition 5, and the rack 12 is in clamping and sliding connection with the partition 5.

[0032] As shown in FIG. 1, FIG. 2, FIG. 4, FIG. 5, the piezoelectric energy storage assembly 7 comprises a movable ring 13, a fixed ring 14, a fixed plate 15, a piezoelectric ceramic sheet 16, a connecting rod one 17, a connecting rod two 18 and an extrusion block 19, the movable ring 13 is arranged on the columnar rod 11, the movable ring 13 is fixedly connected with the columnar rod 11, the fixed ring 14 is arranged on the columnar rod 11, the fixed ring 14 is in sliding connection with the columnar rod 11, the fixed plate 15 is arranged in an array on the fixed ring 14, the fixed plate 15 is fixedly connected with the inner wall of the protective shell 1, and the extrusion block 19 is arranged above the fixed plate 15.

[0033] As shown in FIG. 4, FIG. 5, the connecting rod one 17 is obliquely arranged between the movable ring 13 and the extrusion block 19, the connecting rod one 17 is rotatably connected with the movable ring 13 and the extrusion block 19, the connecting rod two 18 is obliquely arranged between the fixed ring 14 and the extrusion block 19, the connecting rod two 18 is rotatably connected with the fixed ring 14, the connecting rod two 18 is slidably connected with the extrusion block 19, the connecting rod one 17 and the connecting rod two 18 are rotatably connected, the piezoelectric ceramic sheet 16 is arranged in an array on the inner wall of the protective shell 1, and the piezoelectric ceramic sheet 16 is correspondingly arranged with the extrusion block 19.

[0034] As shown in FIG. 1, FIG. 2, FIG. 6, FIG. 7, FIG. 8, the power transmission assembly 8 comprises a transmission gear 20, a rotating rod 21, a rectangular plate 22, an inner hollow bevel gear one 23, a U-shaped frame one 24, a spring one 25, a trapezoidal block one 26 and a connecting gear 27, the rectangular plate 22 is fixedly arranged on the partition plate 5, the rotating rod 21 penetrates through the rectangular plate 22 and is rotatably connected with the rectangular plate 22, the transmission gear 20 is arranged on the end face of the rotating rod 21 and is engaged with the rack 12, the inner hollow bevel gear one 23 is fixedly arranged on the rotating rod 21, the bottom of the inner hollow bevel gear one 23 is arranged in a columnar recess, the U-shaped frame one 24 is arranged on the inner hollow bevel gear one 23, the spring one 25 is arranged on the U-shaped frame one 24 and is connected with the U-shaped frame one 24, the trapezoidal block one 26 is arranged on the U-shaped frame one 24 and is slidably connected with the U-shaped frame one 24, the trapezoidal block one 26 is connected with the spring one 25, the connecting gear 27 is arranged on the partition plate 5 and is rotatably connected with the partition plate 5, and the connecting gear 27 is engaged with the inner hollow bevel gear one 23.

[0035] As shown in FIG. 1, FIG. 2, FIG. 6, FIG. 7, FIG. 9, the one-way rotation control assembly 9 comprises a support plate 28, a columnar tube 29, a ratchet one 30, a ratchet two 31, an output gear 32, an inner hollow bevel gear two 33, a U-shaped frame two 34, a spring two 35, a trapezoidal block two 36, a columnar gear 37 and a generator 38, the support plate 28 is fixedly arranged on the partition plate 5, the columnar tube 29 penetrates through the support plate 28 and is sleeved on the rotating rod 21, the columnar tube 29 is rotatably connected with the support plate 28, the ratchet one 30 and the ratchet two 31 are fixedly arranged on the columnar tube 29, the ratchet one 30 is engaged with the trapezoidal block one 26, the inner hollow bevel gear two 33 is fixedly arranged on the columnar tube 29, and the inner hollow bevel gear two 33 is engaged with the connecting gear 27.

[0036] As shown in FIG. 6, FIG. 7, FIG. 9, the U-shaped frame two 34 is arranged on the inner hollow bevel gear two 33, the spring two 35 is arranged on the U-shaped frame two 34 and connected with the U-shaped frame two 34, the trapezoidal block two 36 is arranged on the U-shaped frame two 34 and slidably connected with the U-shaped frame two 34, the trapezoidal block two 36 is connected with the spring two 35, the trapezoidal block two 36 is engaged with the ratchet wheel two 31, the output gear 32 is arranged on the end face of the cylindrical tube 29, the generator 38 is fixedly arranged on the partition plate 5, the cylindrical gear 37 is arranged on the input drive end of the generator 38, and the cylindrical gear 37 is engaged with the output gear 32.

[0037] As shown in FIG. 1, FIG. 2, FIG. 10, the energy storage convenient taking and placing mechanism 4 comprises a U-shaped limiting frame 39, a rectangular box 40 and an energy storage battery 41, the U-shaped limiting frame 39 is arranged on the inner bottom of the protective shell 1, and the U-shaped limiting frame 39 is fixedly connected with the protective shell 1, the rectangular box 40 penetrates through one side of the protective shell 1 and is slidably connected with the protective shell 1 and the U-shaped limiting frame 39, and the energy storage battery 41 is arranged in the rectangular box 40; the output end of the generator 38 is connected with the input end of the energy storage battery 41, the piezoelectric ceramic sheet 16 is connected with the input end of the energy storage battery 41, and the length and width of the interior of the rectangular box 40 are adapted to the length and width of the energy storage battery 41.

[0038] In specific use, the circular force receiving plate 10 is fixed on the vibration source, the vibration source drives the circular force receiving plate 10 to reciprocate up and down, the circular force receiving plate 10 drives the columnar rod 11 to reciprocate up and down, the columnar rod 11 drives the movable ring 13 and the rack 12 to reciprocate up and down, when the movable ring 13 moves downward along the columnar rod 11, the movable ring 13 drives the connecting rod one 17 to rotate clockwise, the connecting rod one 17 drives the connecting rod two 18 to rotate counterclockwise, which drives the extrusion block 19 to move towards the piezoelectric ceramic sheet 16 to extrude the piezoelectric ceramic sheet 16, the piezoelectric ceramic sheet 16 generates electric current and transmits to the energy storage battery 41 to store energy, when the movable ring 13 moves upward, the movable ring 13 drives the connecting rod one 17 to rotate counterclockwise, the connecting rod one 17 drives the connecting rod two 18 to rotate clockwise, which drives the extrusion block 19 to move reversely, and the extrusion on the piezoelectric ceramic sheet 16 is released, thus the reciprocating extrusion of the extrusion block 19 on the piezoelectric ceramic sheet 16 can be realized through the reciprocating movement of the movable ring 13 up and down, the piezoelectric ceramic sheet 16 continuously generates electric current and transmits to the energy storage battery 41 to store energy.When the rack 12 moves downward, the transmission gear 20 is rotated, the inner hollow bevel gear 23 is rotated, the U-shaped frame 24 and the trapezoidal block 26 are rotated, the trapezoidal block 26 is reciprocated up and down under the action of the spring 25, meanwhile, the inner hollow bevel gear 23 drives the connecting gear 27 to rotate, the connecting gear 27 drives the inner hollow bevel gear 33 to rotate reversely, the inner hollow bevel gear 33 drives the U-shaped frame 34 and the trapezoidal block 36 to rotate reversely, the trapezoidal block 36 drives the ratchet wheel 31 to rotate reversely, the ratchet wheel 31 drives the cylindrical tube 29 and the ratchet wheel 30 to rotate reversely, the cylindrical tube 29 drives the output gear 32 to rotate reversely, the output gear 32 drives the cylindrical gear 37 to rotate, the cylindrical gear 37 drives the rotor in the motor to rotate to generate electricity, and the current is transmitted to the energy storage battery 41 to store energy.

[0039] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying that there is any such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0040] The above describes the present application and its embodiments, which are not limited, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired thereby, without departing from the purpose of the present application, without creative design, similar structure and embodiments of the technical solution are not creative, and should belong to the protection scope of the present application.

Claims

1. A mechanical vibration based power generation device, characterized by: The utility model provides a kind of energy storage device, including protective shell (1), piezoelectric primary energy storage mechanism (2), transmission secondary energy storage mechanism (3) and energy storage convenient taking and placing mechanism (4), the protective shell (1) is equipped with baffle (5), the baffle (5) is fixedly connected with protective shell (1) inner wall, the piezoelectric primary energy storage mechanism (2) is equipped in the inner top of protective shell (1), the transmission secondary energy storage mechanism (3) is equipped in the top of baffle (5), the transmission secondary energy storage mechanism (3) is connected with piezoelectric primary energy storage mechanism (2), the energy storage convenient taking and placing mechanism (4) is equipped in the inner bottom of protective shell (1), the piezoelectric primary energy storage mechanism (2) includes vibration source transmission subassembly (6) and piezoelectric energy storage subassembly (7), the piezoelectric energy storage subassembly (7) is equipped on vibration source transmission subassembly (6), the transmission secondary energy storage mechanism (3) includes power transmission subassembly (8) and one-way rotation control subassembly (9), the one-way rotation control subassembly (9) is equipped on power transmission subassembly (8), the one-way rotation control subassembly (9) is connected with power transmission subassembly (8).

2. A mechanical vibration based power generation device as claimed in claim 1, wherein: The vibration source transmission subassembly (6) includes circular force plate (10), columnar rod (11) and rack (12), the columnar rod (11) penetrates the top of protective shell (1), the columnar rod (11) is slidably connected with protective shell (1), the circular force plate (10) is equipped on the top of columnar rod (11), the circular force plate (10) is fixedly connected with columnar rod (11), the rack (12) is fixedly equipped on the bottom of columnar rod (11), the rack (12) penetrates baffle (5), the rack (12) is slidably connected with baffle (5).

3. A mechanical vibration based power generation device as claimed in claim 2, wherein: The piezoelectric energy storage subassembly (7) includes movable ring (13), fixed ring (14), fixed plate (15), piezoelectric ceramic sheet (16), connecting rod one (17), connecting rod two (18) and extrusion block (19), the movable ring (13) is equipped on columnar rod (11), the movable ring (13) is fixedly connected with columnar rod (11), the fixed ring (14) is equipped on columnar rod (11), the fixed ring (14) is slidably connected with columnar rod (11), the fixed plate (15) is arrayed on fixed ring (14), the fixed plate (15) is fixedly connected with the inner wall of protective shell (1), the extrusion block (19) is equipped above fixed plate (15).

4. A mechanical vibration based power generation device as claimed in claim 3, wherein: The connecting rod one (17) is obliquely arranged between movable ring (13) and extrusion block (19), the connecting rod one (17) is rotatably connected with movable ring (13) and extrusion block (19), the connecting rod two (18) is obliquely arranged between fixed ring (14) and extrusion block (19), the connecting rod two (18) is rotatably connected with fixed ring (14), the connecting rod two (18) is slidably connected with extrusion block (19), the connecting rod one (17) and the connecting rod two (18) are rotatably connected, the piezoelectric ceramic sheet (16) is arrayed on the inner wall of protective shell (1), the piezoelectric ceramic sheet (16) is one-to-one corresponding with extrusion block (19).

5. A mechanical vibration based power generation device as claimed in claim 4, wherein: The power transmission assembly (8) comprises a transmission gear (20), a rotating rod (21), a rectangular plate (22), an inner hollow bevel gear (23), a U-shaped frame (24), a spring (25), a trapezoidal block (26) and a connecting gear (27), the rectangular plate (22) is fixed on the partition plate (5), the rotating rod (21) penetrates through the rectangular plate (22) and is rotatably connected with the rectangular plate (22), the transmission gear (20) is arranged on the end face of the rotating rod (21) and is engaged with the rack (12), the inner hollow bevel gear (23) is fixed on the rotating rod (21), the bottom of the inner hollow bevel gear (23) is arranged in a columnar recessed manner, the U-shaped frame (24) is arranged on the inner hollow bevel gear (23), the spring (25) is arranged on the U-shaped frame (24) and is connected with the U-shaped frame (24), the trapezoidal block (26) is arranged on the U-shaped frame (24) and is slidably connected with the U-shaped frame (24), the trapezoidal block (26) is connected with the spring (25), the connecting gear (27) is arranged on the partition plate (5) and is rotatably connected with the partition plate (5), and the connecting gear (27) is engaged with the inner hollow bevel gear (23).

6. A mechanical vibration based power generation device as claimed in claim 5, wherein: The one-way rotation control assembly (9) comprises a supporting plate (28), a columnar pipe (29), a ratchet gear (30), a ratchet gear (31), an output gear (32), an inner hollow bevel gear (33), a U-shaped frame (34), a spring (35), a trapezoidal block (36), a columnar gear (37) and a generator (38), the supporting plate (28) is fixed on the partition plate (5), the columnar pipe (29) is sleeved on the rotating rod (21) and penetrates through the supporting plate (28), the columnar pipe (29) is rotatably connected with the supporting plate (28), the ratchet gear (30) and the ratchet gear (31) are fixed on the columnar pipe (29), the ratchet gear (30) is engaged with the trapezoidal block (26), the inner hollow bevel gear (33) is fixed on the columnar pipe (29), and the inner hollow bevel gear (33) is engaged with the connecting gear (27).

7. A mechanical vibration based power generation device as claimed in claim 6, wherein: The U-shaped frame (34) is arranged on the inner hollow bevel gear (33), the spring (35) is arranged on the U-shaped frame (34) and is connected with the U-shaped frame (34), the trapezoidal block (36) is arranged on the U-shaped frame (34) and is slidably connected with the U-shaped frame (34), the trapezoidal block (36) is connected with the spring (35), the trapezoidal block (36) is engaged with the ratchet gear (31), the output gear (32) is arranged on the end face of the columnar pipe (29), the generator (38) is fixed on the partition plate (5), the columnar gear (37) is arranged on the input transmission end of the generator (38), and the columnar gear (37) is engaged with the output gear (32).

8. A mechanical vibration based power generation device as claimed in claim 7, wherein: Said energy storage convenient taking and placing mechanism (4) includes a U-shaped limiting frame (39), a rectangular box (40) and an energy storage battery (41), the U-shaped limiting frame (39) is arranged at the inner bottom of the protective shell (1), the U-shaped limiting frame (39) is fixedly connected with the protective shell (1), the rectangular box (40) is connected with the protective shell (1) and the U-shaped limiting frame (39) in sliding mode through one side of the protective shell (1), and the energy storage battery (41) is arranged in the rectangular box (40).

9. A mechanical vibration based power generation device as claimed in claim 8, wherein: The output end of the generator (38) is connected with the input end of the energy storage battery (41), and the piezoelectric ceramic sheet (16) is connected with the input end of the energy storage battery (41).

10. A mechanical vibration based power generation device as claimed in claim 9, wherein: The length and width of the rectangular box (40) are adapted to the length and width of the energy storage battery (41).

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