CN217002127U

CN217002127U - Water flow power generation device

Info

Publication number: CN217002127U
Application number: CN202220182469.1U
Authority: CN
Inventors: 徐和飞; 徐慧静
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-07-19
Anticipated expiration: 2032-01-24

Abstract

The utility model provides a water flow power generation device which comprises a water flow guide pipe and a volute communicated with the water flow guide pipe, wherein an impeller is rotatably arranged in an inner cavity of the volute, a power generation assembly is detachably connected to the volute, a sealing element is arranged between the volute and the power generation assembly, the power generation assembly comprises a shell and a magnet rotor rotatably arranged in the inner cavity of the shell, the impeller is fixedly connected with a magnet, the inner cavity of the shell is isolated from the inner cavity of the volute, and the magnet is magnetically connected with the magnet rotor. The water flow power generation device can effectively isolate water flow and the stator and the rotor of the generator, prevent short circuit of a circuit and prolong the service life of the power generation device.

Description

Water flow power generation device

Technical Field

The utility model relates to the technical field of generators, in particular to a water flow power generation device.

Background

The water flow power generation device is an energy-saving and environment-friendly product, and the hydraulic power generation device of the urban tap water pipe or the rainwater pipe directly drives the impeller by utilizing pressurized water flow, the impeller drives the rotating shaft of the rotor to rotate, the rotating shaft drives the rotor to rotate, and the coil of the stator cuts magnetic lines of force to generate current so as to generate power. The current is led out and then is processed to be applied to household appliances.

The patent with publication number CN104747347A discloses a novel water flow generator, including body and tee bend, intake from the top, go out water from the below, the body has upper bearing, impeller, upper cover, well bearing, magnet, lower bearing, lower cover from left right side, the outside of magnet has the skeleton, and upper bearing, impeller, well bearing, lower bearing pass through the axle and link into the rotor.

The water flow generator can effectively generate electricity, but water flow is easy to leak from the rotating shaft, so that water enters the cavities of the rotor and the stator, the motor is burnt out due to short circuit, and the service life of the generator is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem of providing the water flow power generation device for effectively isolating water flow and the stator and the rotor of the generator, preventing the short circuit of a circuit and prolonging the service life of the power generation device.

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a water flow power generation device, includes the spiral case of rivers pipe and intercommunication rivers pipe, the inner chamber of spiral case rotates and is equipped with the impeller, can dismantle on the spiral case and be connected with the electricity generation subassembly, be equipped with the sealing member between spiral case and the electricity generation subassembly, the electricity generation subassembly includes the casing and rotates the magnet rotor that sets up at the casing inner chamber, impeller fixedly connected with magnet, the inner chamber of casing keeps apart the setting with the inner chamber of spiral case, the magnet is connected with magnet rotor magnetism.

The beneficial effects of the utility model are as follows: the electricity generation subassembly can be dismantled with the spiral case and be connected, makes things convenient for the change and the maintenance of electricity generation subassembly, and the sealing member can prevent that the water of spiral case inner chamber from leaking out, and impeller fixed connection's magnet is connected with the magnet rotor magnetism of electricity generation subassembly, makes the impeller rotation drive magnet rotor rotate, realizes the effective transmission of power, prevents that the rivers of spiral case inner chamber from going into the casing inner chamber, improves the power generation stability of electricity generation subassembly, has prevented that the circuit from intaking the short circuit.

Preferably, the impeller is fixedly connected to the periphery of the magnet, a first rotating shaft is fixedly connected to the magnet, the first rotating shaft is rotatably arranged in an inner cavity of the volute, a first shaft mounting portion is arranged on the volute, a second shaft mounting portion is arranged on the casing, and two ends of the first rotating shaft are rotatably arranged in the first shaft mounting portion and the second shaft mounting portion respectively. Through adopting above-mentioned structure, make first pivot stable the rotation between first axle installation department and second axle installation department, improve the rotational stability of impeller at the spiral case inner chamber.

Preferably, the inner wall of the volute is provided with internal threads, the outer wall of the casing is provided with external threads matched with the internal threads, and the volute is connected with the casing in a threaded matching mode. By adopting the structure, the volute and the casing can be quickly assembled and disassembled, and can be disassembled, so that the power generation device can be maintained conveniently.

Preferably, the sealing element comprises a sealing ring, and the sealing ring is arranged at the threaded connection position of the volute and the casing. Through adopting above-mentioned structure, simple structure is convenient for install the sealing member, and the sealing washer is located threaded connection department, can improve sealed effect.

Preferably, the electricity generation subassembly is including still generating winding and cover, the fixed periphery that sets up in the inner chamber of casing and be located the magnet rotor of generating winding, the cover is used for sealing the casing. Through adopting above-mentioned structure, the magnetic line of force of generating winding ability stable cutting magnet rotor, the cover can prevent that the foreign matter from getting into the casing inner chamber simultaneously, improves the job stabilization nature of electricity generation subassembly.

Preferably, the magnet rotor includes magnet and wears to establish the second pivot on magnet, be equipped with the third axle installation department in the casing, be equipped with the fourth axle installation department on the cover, the both ends of second pivot are rotated respectively and are set up in third axle installation department and fourth axle installation department. Through adopting above-mentioned structure, make the second pivot stable rotation between third axle installation department and fourth axle installation department, improve the rotational stability of magnet rotor at the casing inner chamber.

Preferably, the water inlet of the water flow conduit is provided with a baffle plate, and the baffle plate is provided with a plurality of through holes. Through adopting above-mentioned structure, can improve the pressure that rivers got into the spiral case, when guaranteeing low pressure rivers, the electricity generation subassembly effectively generates electricity.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of a first embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;

description of reference numerals:

1. a water flow conduit; 11. a baffle plate; 111. a through hole; 2. a volute; 21. an impeller; 22. a magnet; 23. a first rotating shaft; 24. a first shaft mounting portion; 3. a power generation assembly; 31. a housing; 311. a second shaft mounting portion; 312. a third shaft mounting portion; 32. a magnet rotor; 321. a second rotating shaft; 33. a power generation winding; 34. a machine cover; 341. a fourth shaft mounting portion; 4. and (5) sealing rings.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example one

As shown in fig. 1-2, the present invention provides a water flow power generation apparatus, including a water flow conduit 1 and a volute 2 communicating with the water flow conduit 1, an impeller 21 is rotatably disposed in an inner cavity of the volute 2, a power generation assembly 3 is detachably connected to the volute 2, a sealing member is disposed between the volute 2 and the power generation assembly 3, the power generation assembly 3 includes a casing 31, a magnet rotor 32, a power generation winding 33, and a cover 34, the magnet rotor 32 is rotatably disposed in the inner cavity of the casing 31, the power generation winding 33 is fixedly disposed in the inner cavity of the casing 31 and located at an outer periphery of the magnet rotor 32, the cover 34 is used for sealing the casing 31, the magnet rotor 32 includes a magnet and a second rotating shaft 321 penetrating the magnet, the impeller 21 is fixedly connected with a magnet 22, a first rotating shaft 23 penetrates the magnet 22, the inner cavity of the casing 31 is isolated from the inner cavity of the volute 2, the magnet 22 is magnetically connected with the magnet, so that the impeller 21 is in spaced transmission connection with the magnet rotor 32.

Specifically, impeller 21 fixed connection is in the periphery of magnet 22, be equipped with primary shaft installation department 24 on the spiral case 2, be equipped with secondary shaft installation department 311 on the casing 31, the both ends of first pivot 23 are rotated respectively and are set up in primary shaft installation department 24 and secondary shaft installation department 311, be equipped with third shaft installation department 312 in the casing 31, be equipped with fourth shaft installation department 341 on the cover 34, the both ends of second pivot 321 are rotated respectively and are set up in third shaft installation department 312 and fourth shaft installation department 341.

The inner wall of the volute 2 is provided with internal threads, the outer wall of the casing 31 is provided with external threads matched with the internal threads, and the volute 2 is connected with the casing 31 in a threaded matching mode.

The sealing element comprises a sealing ring 4, and the sealing ring 4 is arranged at the threaded connection part of the volute 2 and the casing 31.

In the using process, water flow enters the volute 2 through the water inlet of the water flow conduit 1 to drive the impeller 21 and the magnet 22 to rotate, the magnet 22 magnetically drives the magnet rotor 32 to rotate, the power generation winding 33 cuts magnetic lines of force of the magnet to realize power generation of the device, and the water flow is discharged from the water outlet of the water flow conduit 1.

Example two

As shown in fig. 3, the difference between the first embodiment and the second embodiment is that a baffle 11 is disposed at the water inlet of the water flow conduit 1, and a plurality of through holes 111 are disposed on the baffle 11, so that the pressure of water flow entering the volute 2 can be increased when the power generating assembly 3 is used, and power can be generated effectively when the water flow is low-pressure.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims

1. The utility model provides a rivers power generation facility, its characterized in that, spiral case (2) including rivers pipe (1) and intercommunication rivers pipe (1), the inner chamber of spiral case (2) rotates and is equipped with impeller (21), can dismantle on spiral case (2) and be connected with electricity generation subassembly (3), be equipped with the sealing member between spiral case (2) and electricity generation subassembly (3), electricity generation subassembly (3) include casing (31) and rotate magnet rotor (32) that set up at casing (31) inner chamber, impeller (21) fixedly connected with magnet (22), the inner chamber of casing (31) and the inner chamber of spiral case (2) keep apart the setting, magnet (22) and magnet rotor (32) magnetism are connected.

2. The water flow power generation device according to claim 1, wherein the impeller (21) is fixedly connected to the periphery of the magnet (22), the magnet (22) is fixedly connected with a first rotating shaft (23), the first rotating shaft (23) is rotatably arranged in an inner cavity of the volute (2), the volute (2) is provided with a first shaft mounting part (24), the casing (31) is provided with a second shaft mounting part (311), and two ends of the first rotating shaft (23) are respectively rotatably arranged in the first shaft mounting part (24) and the second shaft mounting part (311).

3. A water current power generation device according to claim 1, wherein the inner wall of the volute (2) is provided with an internal thread, the outer wall of the housing (31) is provided with an external thread matched with the internal thread, and the volute (2) and the housing (31) are connected in a threaded fit manner.

4. A water current power plant according to claim 3, wherein the sealing means comprises a sealing ring (4), and the sealing ring (4) is arranged at the threaded connection of the volute (2) and the housing (31).

5. A water current power plant according to claim 1, characterized in that the power generating assembly (3) comprises a power generating winding (33) and a cover (34), the power generating winding (33) is fixedly arranged in the inner cavity of the housing (31) and is arranged at the periphery of the magnet rotor (32), and the cover (34) is used for sealing the housing (31).

6. The water current power generation device according to claim 5, wherein the magnet rotor (32) comprises a magnet and a second rotating shaft (321) penetrating the magnet, a third shaft mounting part (312) is arranged in the casing (31), a fourth shaft mounting part (341) is arranged on the cover (34), and two ends of the second rotating shaft (321) are respectively rotatably arranged in the third shaft mounting part (312) and the fourth shaft mounting part (341).

7. A water current power plant according to claim 1, characterized in that the water inlet of the water current conduit (1) is provided with a baffle (11), and the baffle (11) is provided with a plurality of through holes (111).