CN201546887U - Damless power generation device for rivers and ditches - Google Patents

Abstract

A river and channel dam-free power generation device relates to a power generation device, and particularly relates to a device utilizing flowing force of water in rivers and channels to generate power. The power generation device consists of a movement converting mechanism, a transmission mechanism and a power generation mechanism, the movement converting mechanism drives the transmission mechanism to rotate, the transmission mechanism is connected with a power generator, two ends of the movement converting mechanism are provided with two groups of supporting chain wheels, two groups of positioning chain wheels which are perpendicularly arrayed up and down between the two groups of supporting chain wheels, the two groups of positioning chain wheels are connected through positioning rods, two chain wheels in each group are connected through a shaft, two parallel transmission belts are respectively sleeved on the two groups of chain wheels to form closed transmission belts, and transverse pull rods are uniformly arrayed on the transmission belts and rotationally connected with a vane plate. The power generation device is simple in structure, convenient in mounting, low in investment, fast in effect and wide in application range, and is flexible and motorized.

Description

Damless power generation device for rivers and ditches

technical field

The utility model relates to a power generation device, in particular to a device for generating electricity by utilizing the flow power of rivers and ditches.

Background technique

The traditional hydroelectric power generation is a power station with a dam. This method has a large investment cost, a long construction period and high requirements for water flow. It is not possible to use water flow power to generate electricity in rivers with small drops or ditches. The applicant is To overcome this shortcoming of a power station with a dam, in 2003, it applied for a utility model patent named "Generating device without a dam for rivers and ditches" with the application number 200320126211.7. The utility model is composed of a motion conversion mechanism, a transmission mechanism and a generator. The structure of the motion conversion device is a triangular bracket covered with a ring chain. The ring chain is equipped with evenly distributed blades. One side of the blade is connected to the ring chain. The apex of the upper left corner E of the triangular bracket is the rotating shaft, and the other two acute angles are fixed shafts. Both ends of the fixed shaft are rotatable and connected with a sprocket meshing with the ring chain. The non-rotatable part of the rotating shaft is connected with a sprocket. It is connected with a transmission wheel and is connected with the generator through a transmission belt. This utility model can make full use of the water conservancy resources of small drop rivers or small water flow rivers and ditches, but when the triangular bracket rotates the blades, the resistance at each corner is relatively large, and when the water flow is small, it may even stop. .

Contents of the invention

The purpose of the utility model is to overcome the defects of the prior art, and provide a dam-less generating device for rivers and ditches with smooth rotation and low resistance.

The power generation device for rivers and ditches without dams described in the utility model is composed of a motion conversion mechanism, a transmission mechanism 8 and a power generation mechanism 9. The motion conversion mechanism drives the transmission mechanism 8 to rotate, and the transmission mechanism 9 is connected to the generator 9. There are two sets of support sprockets 1 at the end, and two sets of positioning sprockets 2 are vertically arranged between the two sets of support sprockets 1. The two sets of positioning sprockets 2 are connected by positioning rods 3. The sprockets are connected by the shaft 4, and the two parallel transmission belts 7 are respectively put on the two sets of sprockets to form a closed transmission belt. The two ends of the tie rods 5 are fixedly connected with the two parallel transmission belts 7 respectively. Each tie rod 5 has a blade plate 6 to rotate with it, and a sprocket in the two groups of supporting sprockets is a double groove, one of which is connected with the transmission belt, and the other is connected with the transmission mechanism through the transmission belt.

In the river and ditch non-dam power generation device, the blade plate 6 is rotatably connected to the tie rod 5, and the connection point is located at 2/3 of the blade plate 6. The leaf plate is composed of a frame and a flexible canvas, and the periphery of the flexible canvas is fixed on the frame.

In the river and ditch power generation device without dams, at least two sets of motion conversion mechanisms can be combined.

The river and ditch dam-free power generation device described above can be used as a single machine or multiple machines at the same time, and multiple machines can be connected in series or in parallel, or can be set in series and parallel at the same time.

The transmission belt is one of an endless chain or a belt.

The motion conversion mechanism is a triangle.

In the power generation device for rivers and ditches without dams described in the utility model, the supporting sprocket is located on the water surface, the upper positioning sprocket is higher than the water surface, the lower positioning sprocket is located in the water, and the blade plate and the tie rod are located at 2/3 of the blade plate. The rotating connection ensures that the lower part of the blade plate is heavier. When the blade plate enters the water, it is in a vertical position. The water flow impacts the blade plate, and the blade plate moves under the impact of the water flow, driving the transmission belt to rotate, and the transmission belt drives the sprocket to rotate. Two sets of support chains One of the sprockets in the wheel has double grooves, one of which is connected to the transmission belt, and the other is connected to the transmission mechanism through the transmission belt. The rotation of the sprocket drives the transmission mechanism to rotate, and the transmission mechanism drives the power generation. The size of the single machine, multi-machine power generation, or multi-machine series power generation, multi-machine parallel power generation, or multi-machine series parallel power generation. When hydroelectric power generation is adopted, the motion conversion mechanism can be placed in the water according to an inverted triangle, and if wind power generation is adopted, the motion conversion mechanism can be placed according to an equilateral triangle. The utility model has the advantages of simple structure, convenient installation, small investment, quick effect, wide application range and flexibility.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the double groove structure of the supporting sprocket of the utility model.

Fig. 3 is a structural schematic diagram of the utility model.

Fig. 2 is a schematic diagram of the multi-unit combined structure of the utility model.

Among the figure, 1-supporting sprocket, 2-locating sprocket, 3-locating rod, 4-rotating shaft, 5-cross tie rod, 6-blade, 7-ring chain, 8-transmission mechanism, 9-generator.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described further, but not limited to embodiment.

Example 1

As shown in Figures 1 and 2, it is composed of a motion conversion mechanism, a transmission mechanism 8 and a power generation mechanism 9. The motion conversion mechanism drives the transmission mechanism 8 to rotate, and the transmission mechanism 9 is connected to the generator 9. The motion conversion mechanism is an inverted triangle, and its two There are two sets of support sprockets 1 at the end, and two sets of positioning sprockets 2 are vertically arranged between the two sets of support sprockets 1. The two sets of positioning sprockets 2 are connected by positioning rods 3. The sprockets are connected by a shaft 4, and two parallel transmission belts 7 are respectively placed on two sets of sprockets to form a closed transmission belt. The transmission belt 7 is one of endless chains or belts, and the two ends of the tie rod 5 are respectively fixedly connected with the two parallel transmission belts 7. , the tie rods 5 are evenly arranged on the transmission belt 7, and each tie rod 5 has a leaf plate 6 rotationally connected with it, and the connection point is located at 2/3 of the leaf plate 6. The leaf plate 6 is composed of a frame and a flexible canvas, and the flexible canvas The four sides of the sprocket are fixed on the frame, and one of the two sets of supporting sprockets has double grooves, one of which is connected to the transmission belt, and the other is connected to the transmission mechanism through the transmission belt. The river ditch described in the utility model has no dam The power generation device can be used as a single machine or multiple machines at the same time, and multiple machines can be connected in series or in parallel, or can be set in series and parallel at the same time.

Example 2

As shown in FIG. 3 , the power generation device for rivers and ditches without dams has a motion conversion mechanism of an equilateral triangle, which can be used for wind power generation, and the rest are the same as in Embodiment 1.

Example 3

As shown in FIG. 4 , the power generation device for rivers and ditches without dams can be combined in at least two groups, and the rest are the same as in Embodiment 1.

Claims (10)

1. The power generation device for rivers and ditches without dams is composed of a motion conversion mechanism, a transmission mechanism (8) and a generator (9). The motion conversion mechanism drives the transmission mechanism (8) to rotate, and the transmission mechanism (8) is connected to the generator (9) , it is characterized in that two sets of supporting sprockets (1) are arranged at both ends of the motion conversion mechanism, two sets of positioning sprockets (2) are arranged vertically up and down between the two sets of supporting sprockets (1), and the two sets of positioning chains The wheels (2) are connected by a positioning rod (3), and the two sprockets of each group are connected by a shaft (4). Two parallel transmission belts (7) are respectively placed on two sets of sprockets to form a closed transmission belt. The two ends of (5) are respectively fixedly connected with two parallel transmission belts (7), the tie rods (5) are evenly arranged on the transmission belts (7), and each tie rod (5) has a leaf plate (6) connected to it in rotation, One sprocket wheel in the two groups of supporting sprockets is a double groove, wherein one groove is connected with the transmission belt, and the other is connected with the transmission mechanism through the transmission belt. 2. The power generation device for rivers and ditches without dams according to claim 1, characterized in that the blades (6) are rotatably connected to the tie rods (5), and the connection point is located at 2/3 of the blades 6 . 3. The power generation device for rivers and ditches without dams according to claim 1 or 2, characterized in that, the blade plate is composed of a frame and a flexible canvas, and the flexible canvas is fixed around the frame. 4. The power generation device for rivers and ditches without dams according to claim 1, characterized in that at least two groups of said motion conversion mechanisms can be combined. 5. The power generation device for rivers and ditches without dams according to claim 3, characterized in that at least two groups of said motion conversion mechanisms can be combined. 6. The power generation device without dams for rivers and ditches according to claim 1 or 4, characterized in that, the power generation device without dams for rivers and ditches can be used as a single machine or multiple machines at the same time, and multiple machines can be connected in series or in parallel. Or set up in series and parallel at the same time. 7. The power generation device without dams for rivers and ditches according to claim 3, characterized in that, the power generation device without dams for rivers and ditches can be used as a single machine or multiple machines at the same time, and multiple machines can be connected in series or in parallel, or simultaneously Series parallel setup. 8. The power generation device without dams in rivers and ditches according to claim 5, characterized in that, the power generation device without dams in rivers and ditches can be used as a single machine or multiple machines at the same time, and multiple machines can be connected in series or in parallel, or at the same time Series parallel setup. 9. The power generation device for rivers and ditches without dams according to claim 1, wherein the transmission belt is one of an endless chain or a belt. 10. The power generation device for rivers and ditches without dams according to claim 1, characterized in that, the motion conversion mechanism is triangular.

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