Electric bamboo raft propelling device with protective structure

Abstract

The utility model discloses an electric bamboo raft propelling device with a protection structure, which belongs to the technical field of electric bamboo rafts, aims at solving the problems that blades in the propelling device in the prior art are lack of protection and are easy to damage, and comprises an inclined seat, a driving motor is fixedly arranged on the top surface of the inclined seat, and a rotating shaft is fixed at the output end of the driving motor. Fan blades are fixedly mounted at the end part of the rotating shaft; the fan blades during rotation are protected through the two protection frames, the situation that the fan blades touch the shoreside or stones when the bamboo raft turns or retreats is prevented, meanwhile, the influence of floating objects on the fan blades can be reduced, damage to the fan blades is reduced, the service life of the fan blades is prolonged, and through the arrangement of the first limiting mechanism, the fan blades are prevented from being damaged. The function of limiting the two protection frames is achieved, operation of workers is facilitated while the stability of the protection frames is improved, meanwhile, a movable rod is limited and reinforced through a second limiting mechanism, and therefore the stability of the protection frames is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric bamboo rafts, and in particular relates to an electric bamboo raft propulsion device with a protective structure. Background Art

[0002] An electric bamboo raft is a water transportation tool, also known as an electric bamboo raft or electric bamboo boat. It is usually used in tourism, entertainment, leisure or short-distance transportation. The electric bamboo raft is made of bamboo and motors and other components, and has the characteristics of environmental protection, energy saving, safety and comfort.

[0003] In the prior art, when a bamboo raft is on the water, a propulsion device at the rear of the raft provides thrust so that the raft glides on the water, wherein blades in the propulsion device extend into the water, and the blades are usually exposed in the water, so that when the raft moves forward or backward, or when it travels in different waters, the blades may touch the shore or debris, thereby causing damage to the blades, affecting the use of the raft and increasing the use cost of the electric raft.

[0004] Therefore, there is a need for an electric bamboo raft propulsion device with a protective structure to solve the problem that the blades in the propulsion device in the prior art lack protection and are easily damaged. Utility Model Content

[0005] The purpose of the utility model is to provide an electric bamboo raft propulsion device with a protective structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric bamboo raft propulsion device with a protective structure, comprising an inclined seat, a driving motor is fixedly installed on the top surface of the inclined seat, a rotating shaft is fixed on the output end of the driving motor, a fan blade is fixedly installed on the end of the rotating shaft, an L-shaped support rod is fixed on one side of the inclined seat, a sleeve is fixed on the end of the L-shaped support rod, the sleeve is movably sleeved on the outer surface of the rotating shaft, two mounting plates are symmetrically fixed on the outer surface of the sleeve, a rectangular through hole is opened on one side of the two mounting plates, a limiting rod is fixed on the inner wall of the rectangular through hole of the mounting plate, a movable rod is movably sleeved on the outer surface of the limiting rod, two protective frames are arranged on the periphery of the fan blade, the ends of the two movable rods are respectively fixed to the surfaces of the two protective frames, a first limiting mechanism is arranged on the outer surfaces of the two protective frames, and a second limiting mechanism is arranged on the corresponding movable rods on the top surfaces of the two mounting plates.

[0007] It should be noted in the scheme that the first limiting mechanism includes a first mounting block fixed on the upper surface of one of the protective frames, the top surface of the first mounting block is rotatably connected to a clamping rod, wherein a second mounting block is fixed to the upper surface of the other protective frame, the clamping rod is clamped with the second mounting block, and a plug rod matching the clamping rod is inserted into one side of the second mounting block, a connecting block is fixed to the end of the plug rod, and a spring is sleeved on the outer surface of the plug rod, one end of the spring is fixed to the surface of the connecting block, and the other end of the spring is fixed to the surface of the second mounting block.

[0008] It is further worth explaining that the second limiting mechanism includes a positioning rod plugged into the top surface of the mounting plate, the positioning rod is plugged into the movable rod, two symmetrically distributed elastic ropes are fixed to the surface of the positioning rod, and the bottom end of the elastic rope is fixed to the top surface of the mounting plate.

[0009] It should be further explained that four limiting protrusions distributed in a rectangular shape are fixed to one side of one of the protective frames, four grooves matching with the limiting protrusions are opened on one side of another protective frame, and an L-shaped pull rod is fixed to one side of the connecting block.

[0010] As a preferred embodiment, support rods are fixed on both sides of the movable rod, ends of the support rods are fixed to the surface of the protective frame, and a grip ring is fixed on the top surface of the movable rod.

[0011] As a preferred embodiment, a U-shaped reinforcement plate is provided on the periphery of the driving motor, and the surface of the U-shaped reinforcement plate is symmetrically threaded with fixing bolts, the U-shaped reinforcement plate is threadedly connected to the inclined seat by fixing bolts, fixing plates are fixed on both sides of the inclined seat, and fixing holes are opened on the top surface of the fixing plate.

[0012] As a preferred embodiment, a U-shaped connecting rod is fixed to the top surface of the U-shaped reinforcement plate, a fixing ring is fixedly sleeved on the outer surface of the sleeve, and the end of the U-shaped connecting rod is fixed to the outer surface of the fixing ring.

[0013] Compared with the prior art, the electric bamboo raft propulsion device with a protective structure provided by the utility model has at least the following beneficial effects:

[0014] (1) The two protection frames are used to protect the fan blades when they are rotating, so as to prevent the fan blades from hitting the shore or rocks when the bamboo raft turns or moves backwards. At the same time, the impact of floating objects on the fan blades can be reduced, thereby reducing damage to the fan blades and extending the service life of the fan blades. The aquatic organisms can also be protected. The first limiting mechanism is used to limit the two protection frames, which improves the stability of the protection frames and facilitates the operation of the staff. At the same time, the movable rod is limited and reinforced by the second limiting mechanism, so as to further improve the stability of the protection frame.

[0015] (2) After the limiting protrusion and the groove are connected, the two protective frames are more stable after being combined. The drive motor is reinforced by the U-shaped reinforcement plate, thereby improving the stability of the drive motor during use. The sleeve can be reinforced by the fixing ring and the U-shaped connecting rod, thereby improving the stability of the shaft during rotation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0018] Figure 3 for Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0019] Figure 4 It is a schematic diagram of two protective frame structures of the utility model.

[0020] In the figure: 1. inclined seat; 2. driving motor; 3. fixing plate; 4. U-shaped reinforcement plate; 5. fixing bolt; 6. L-shaped support rod; 7. sleeve; 8. fixing ring; 9. U-shaped connecting rod; 10. mounting plate; 11. limiting rod; 12. fan blade; 13. movable rod; 14. rotating shaft; 15. protective frame; 16. first mounting block; 17. clamping rod; 18. second mounting block; 19. spring; 20. plug-in rod; 21. connecting block; 22. L-shaped pull rod; 23. positioning rod; 24. elastic rope; 25. grip ring; 26. support rod; 27. limiting protrusion; 28. groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides an electric bamboo raft propulsion device with a protective structure, including an inclined seat 1, a driving motor 2 is fixedly installed on the top surface of the inclined seat 1, a rotating shaft 14 is fixedly installed on the output end of the driving motor 2, a fan blade 12 is fixedly installed on the end of the rotating shaft 14, an L-shaped support rod 6 is fixed on one side of the inclined seat 1, a sleeve 7 is fixed on the end of the L-shaped support rod 6, the sleeve 7 is movably sleeved on the outer surface of the rotating shaft 14, two mounting plates 10 are symmetrically fixed on the outer surface of the sleeve 7, one side of the two mounting plates 10 are both provided with a rectangular through hole, a limiting rod 11 is fixed on the inner wall of the rectangular through hole of the mounting plate 10, and the limiting rod 11 is fixed on the rectangular through hole. The inner wall of the hole is slidably connected; a movable rod 13 is movably sleeved on the outer surface of the limit rod 11, and the limit rod 11 limits the movable rod 13 to improve the stability of the movable rod 13 when sliding in the rectangular through hole; two protective frames 15 are arranged on the periphery of the fan blade 12, wherein the two protective frames 15 are combined into a complete protective frame 15, and protect the fan blade 12, and the protective frame 15 is a mesh frame; the ends of the two movable rods 13 are respectively fixed to the surfaces of the two protective frames 15, and the outer surfaces of the two protective frames 15 are provided with a first limiting mechanism, and the top surfaces of the two mounting plates 10 corresponding to the movable rods 13 are provided with a second limiting mechanism.

[0023] Further as Figure 1 and Figure 2 As shown, it is worth explaining in detail that the first limiting mechanism includes a first mounting block 16 fixed on the upper surface of one of the protective frames 15, and the top surface of the first mounting block 16 is rotatably connected to a clamping rod 17, wherein a second mounting block 18 is fixed to the upper surface of the other protective frame 15, and the clamping rod 17 is clamped with the second mounting block 18, and a plug rod 20 matching the clamping rod 17 is inserted on one side of the second mounting block 18, and the plug rod 20 movably passes through the clamping rod 17; a connecting block 21 is fixed to the end of the plug rod 20, and a spring 19 is sleeved on the outer surface of the plug rod 20, one end of the spring 19 is fixed to the surface of the connecting block 21, and the other end of the spring 19 is fixed to the surface of the second mounting block 18.

[0024] Further as Figure 1 and Figure 3 As shown, it is worth explaining in detail that the second limiting mechanism includes a positioning rod 23 inserted into the top surface of the mounting plate 10, the positioning rod 23 is inserted into the movable rod 13, and two symmetrically distributed elastic ropes 24 are fixed to the surface of the positioning rod 23, and the bottom end of the elastic rope 24 is fixed to the top surface of the mounting plate 10.

[0025] Further as Figure 2 and Figure 4As shown, it is worth explaining in detail that four limiting protrusions 27 distributed in a rectangular shape are fixed to one side of one of the protective frames 15, and four grooves 28 matching with the limiting protrusions 27 are opened on one side of the other protective frame 15. After the two protective frames 15 are merged, the limiting protrusions 27 on the protective frames 15 are inserted into the grooves 28, thereby limiting the two protective frames 15 and improving the stability of the protective frames 15 during protection; an L-shaped pull rod 22 is fixed to one side of the connecting block 21, and the L-shaped pull rod 22 facilitates the movement of the insertion rod 20.

[0026] Further as Figure 4 As shown, it is worth explaining in detail that support rods 26 are fixed on both sides of the movable rod 13, and the ends of the support rods 26 are fixed to the surface of the protective frame 15. The support rods 26 improve the stability between the protective frame 15 and the movable rod 13; a grip ring 25 is fixed on the top surface of the movable rod 13, and the grip ring 25 is convenient for the staff to pull the movable rod 13, thereby facilitating the movement of the protective frame 15.

[0027] Further as Figure 1 As shown, it is worth explaining in detail that a U-shaped reinforcement plate 4 is arranged on the periphery of the driving motor 2, and the surface of the U-shaped reinforcement plate 4 is symmetrically threaded with fixing bolts 5, and the U-shaped reinforcement plate 4 is threadedly connected to the inclined seat 1 by the fixing bolts 5, and the driving motor 2 is reinforced by the U-shaped reinforcement plate 4, thereby improving the stability of the driving motor 2 during use; fixing plates 3 are fixed on both sides of the inclined seat 1, and fixing holes are opened on the top surface of the fixing plate 3, and the fixing plates 3 and the fixing holes are used to facilitate the installation of the propulsion device on the bamboo raft, thereby improving the convenience of installation.

[0028] Further as Figure 1 As shown, it is worth explaining in detail that a U-shaped connecting rod 9 is fixed to the top surface of the U-shaped reinforcement plate 4, a fixing ring 8 is fixedly sleeved on the outer surface of the sleeve 7, and the end of the U-shaped connecting rod 9 is fixed to the outer surface of the fixing ring 8. The sleeve 7 can be reinforced by the fixing ring 8 and the U-shaped connecting rod 9, thereby improving the stability of the rotating shaft 14 during rotation.

[0029] This scheme has the following working process: the blades in the propulsion device of the bamboo raft are usually exposed in the water, so when the bamboo raft is moving forward or backward, and when it is traveling in different waters, the blades may touch the shore or debris, which will cause damage to the blades, affect the use of the bamboo raft, and increase the use cost of the electric bamboo raft. By placing the inclined seat 1 on the bamboo raft and fixing the inclined seat 1 through the fixing holes on the fixing plate 3, and then driving the motor 2 to drive the rotating shaft 14 to rotate, thereby driving the fan blades 12 to rotate, and then pushing the bamboo raft to move on the water, and the fan blades 12 are protected by two protective frames 15 when rotating in the water to prevent the fan blades 12 from hitting the shore or stones when the bamboo raft turns or moves backward, and at the same time, the impact of floating objects on the fan blades 12 can be reduced. The two protective frames 15 are combined to reduce the damage to the fan blades 12 and extend the service life of the fan blades 12. After the two protective frames 15 are combined, the card rod 17 is clamped on the second mounting block 18, and then the insertion rod 20 is pushed through the card rod 17 under the elastic force of the spring 19, so as to limit the card rod 17. Under the elastic force of the elastic rope 24, the positioning rod 23 is pulled down and inserted into the movable rod 13, so as to limit the movable rod 13, thereby improving the stability of the two protective frames 15 when combined for protection, and facilitating the operation of the staff. When the fan blades 12 need to be replaced or repaired, the card rod 17 is opened, the positioning rod 23 is pulled out, and then the movable rod 13 is pulled to both sides respectively, thereby driving the two protective frames 15 to separate, and then the fan blades 12 are repaired.

[0030] According to the above working process, it can be known that: the fan blades 12 are protected by the two protection frames 15 when rotating, so as to prevent the fan blades 12 from hitting the shore or stones when the bamboo raft turns or reverses. At the same time, the impact of floating objects on the fan blades 12 can be reduced, thereby reducing the damage to the fan blades 12 and extending the service life of the fan blades 12. The function of limiting the two protection frames 15 is realized by the setting of the first limiting mechanism, which facilitates the operation of the staff while improving the stability of the protection frames 15. At the same time, the movable rod 13 is limited and reinforced by the second limiting mechanism, so as to further improve the stability of the protection frame 15. After the limiting protrusion 27 and the groove 28 are connected, the two protection frames 15 are more stable after being combined. The drive motor 2 is reinforced by the U-shaped reinforcement plate 4, so as to improve the stability of the drive motor 2 during use. The sleeve 7 can be reinforced by the fixing ring 8 and the U-shaped connecting rod 9, so as to improve the stability of the rotating shaft 14 when it rotates.

[0031] The drive motor 2 can be purchased on the market. The drive motor 2 is equipped with a power supply, which is a mature technology in this field and has been fully disclosed, so it will not be repeated in the specification.

[0032] The above are only specific implementations of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

[0033] Finally: The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An electric bamboo raft propulsion device with a protective structure, comprising an inclined seat (1), characterized in that: A driving motor (2) is fixedly mounted on the top surface of the inclined seat (1), a rotating shaft (14) is fixedly mounted on the output end of the driving motor (2), a fan blade (12) is fixedly mounted on the end of the rotating shaft (14), an L-shaped support rod (6) is fixedly mounted on one side of the inclined seat (1), a sleeve (7) is fixedly mounted on the end of the L-shaped support rod (6), the sleeve (7) is movably sleeved on the outer surface of the rotating shaft (14), two mounting plates (10) are symmetrically fixedly mounted on the outer surface of the sleeve (7), and one side of the two mounting plates (10) is A rectangular through hole is provided, a limiting rod (11) is fixed on the inner wall of the rectangular through hole of the mounting plate (10), a movable rod (13) is movably sleeved on the outer surface of the limiting rod (11), two protective frames (15) are provided on the periphery of the fan blade (12), the ends of the two movable rods (13) are respectively fixed to the surfaces of the two protective frames (15), a first limiting mechanism is provided on the outer surfaces of the two protective frames (15), and a second limiting mechanism is provided on the top surfaces of the two mounting plates (10) corresponding to the movable rods (13).

2. The electric bamboo raft propulsion device with a protective structure according to claim 1, characterized in that: The first limiting mechanism comprises a first mounting block (16) fixed on the upper surface of one of the protective frames (15), the top surface of the first mounting block (16) being rotatably connected to a clamping rod (17), wherein a second mounting block (18) is fixed on the upper surface of the other protective frame (15), the clamping rod (17) being clamped with the second mounting block (18), a plug rod (20) matching with the clamping rod (17) being inserted on one side of the second mounting block (18), a connecting block (21) being fixed at the end of the plug rod (20), a spring (19) being sleeved on the outer surface of the plug rod (20), one end of the spring (19) being fixed to the surface of the connecting block (21), and the other end of the spring (19) being fixed to the surface of the second mounting block (18).

3. The electric bamboo raft propulsion device with a protective structure according to claim 2 is characterized in that: The second limiting mechanism comprises a positioning rod (23) plugged into the top surface of the mounting plate (10), the positioning rod (23) being plugged into the movable rod (13), two symmetrically distributed elastic ropes (24) being fixed to the surface of the positioning rod (23), the bottom ends of the elastic ropes (24) being fixed to the top surface of the mounting plate (10).

4. The electric bamboo raft propulsion device with a protective structure according to claim 3 is characterized in that: One side of one of the protective frames (15) is fixed with four limiting protrusions (27) distributed in a rectangular shape, one side of another of the protective frames (15) is provided with four grooves (28) matching with the limiting protrusions (27), and one side of the connecting block (21) is fixed with an L-shaped pull rod (22).

5. The electric bamboo raft propulsion device with a protective structure according to claim 1, characterized in that: Support rods (26) are fixed on both sides of the movable rod (13), the ends of the support rods (26) are fixed to the surface of the protection frame (15), and a grip ring (25) is fixed on the top surface of the movable rod (13).

6. The electric bamboo raft propulsion device with a protective structure according to claim 1, characterized in that: A U-shaped reinforcement plate (4) is arranged on the periphery of the driving motor (2), and fixing bolts (5) are symmetrically threadedly connected to the surface of the U-shaped reinforcement plate (4). The U-shaped reinforcement plate (4) is threadedly connected to the inclined seat (1) via the fixing bolts (5), and fixing plates (3) are fixed on both sides of the inclined seat (1), and fixing holes are opened on the top surface of the fixing plate (3).

7. The electric bamboo raft propulsion device with a protective structure according to claim 6, characterized in that: A U-shaped connecting rod (9) is fixed to the top surface of the U-shaped reinforcing plate (4), a fixing ring (8) is fixedly sleeved on the outer surface of the sleeve (7), and the end of the U-shaped connecting rod (9) is fixed to the outer surface of the fixing ring (8).

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