CN216665986U

CN216665986U - Energy-saving exhaust fan

Info

Publication number: CN216665986U
Application number: CN202220120514.0U
Authority: CN
Inventors: 解城棋; 沈裕超; 张旭超
Original assignee: HUZHOU TAILUN ELECTRIC POWER EQUIPMENT CO Ltd
Current assignee: Zhejiang Tailun Power Equipment Co.,Ltd.
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-03
Anticipated expiration: 2032-01-18

Abstract

The utility model belongs to the technical field of exhaust fan equipment, and particularly relates to an energy-saving exhaust fan which comprises blades and a micro generator, wherein a rotating shaft of the micro generator is connected with a rotating shaft of the blades, and the blades rotate to drive the micro generator to generate electricity; the power output end of the micro generator is connected with the power interface of the energy-saving exhaust fan. The utility model adds a micro generator on the original exhaust fan structure, the rotation of the rotor is driven by the rotation of the blade, the rotor cuts the magnetic induction line to generate electricity, the generated electricity can be supplied to the exhaust fan again, the energy consumption of the exhaust fan can be reduced, and the effect of energy saving is achieved.

Description

Energy-saving exhaust fan

Technical Field

The utility model belongs to the technical field of exhaust fan equipment, and particularly relates to an energy-saving exhaust fan.

Background

In the conventional exhaust fan structure, only the exhaust or ventilation function is used. Electric energy is generally applied in the society at present, but the generated energy and the used amount of electricity cannot reach balance, and the situation of electricity limitation occurs in many places. The kinetic energy of the blade rotation of the traditional exhaust fan can not be converted into electric energy, which causes energy waste.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides an energy-saving exhaust fan.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

an energy-saving exhaust fan comprises blades and a micro generator, wherein a rotating shaft of the micro generator is connected with a rotating shaft of the blades, and the rotation of the blades can drive the micro generator to generate electricity; the power output end of the micro generator is connected with the power interface of the energy-saving exhaust fan.

Further, the rotor of the micro-generator is a coil; the coil is connected with the rotating shaft of the exhaust fan.

Furthermore, the coil comprises a first electric wire and two second electric wires, the first electric wire is connected with the rotating shaft of the exhaust fan, and the two second electric wires are connected with the first electric wire and are respectively positioned at two sides of the first electric wire.

Furthermore, the micro generator also comprises a stator consisting of a magnet, and a coil consisting of the first electric wire and the two second electric wires can perform cutting magnetic induction line movement in a magnetic field.

Furthermore, the micro generator comprises two copper rings, and the two copper rings are sleeved outside the first wire; a second wire penetrates through the two copper rings in sequence, and the other second wire penetrates through one copper ring.

Furthermore, the micro-generator also comprises two electric brushes which are respectively and electrically connected with the two copper rings.

Furthermore, a current loop is arranged between the two electric brushes, and the exhaust fan is connected to the current loop.

Furthermore, the fan frame further comprises a frame, and the exhaust fan and the stator are arranged on the frame.

Further, still include the casing, first electric wire, second electric wire, copper ring, magnet and brush that are located the frame are all located the casing.

Compared with the prior art, the utility model has the beneficial technical effects that:

the utility model adds a micro generator on the original exhaust fan structure, the rotation of the rotor is driven by the rotation of the blade, the rotor cuts the magnetic induction line to generate electricity, the generated electricity can be supplied to the exhaust fan again, the energy consumption of the exhaust fan can be reduced, and the effect of energy saving is achieved.

Drawings

FIG. 1 is a schematic structural view of the present embodiment without a housing;

FIG. 2 is an exploded view of the frame and the housing of the present embodiment;

fig. 3 is a schematic diagram of the coil structure of the present embodiment.

In the figure, 1 frame, 2 blades, 3 stators, 4 coils, 41 first wires, 42 second wires, 5 brushes, 6 copper rings and 7 shells.

Detailed Description

The utility model will be further described with reference to specific examples, but the scope of the utility model is not limited thereto.

As shown in fig. 1-3, the energy-saving exhaust fan of the present embodiment includes a blade 2 and a micro-generator. The rotating shaft of the micro generator is connected with the rotating shaft of the exhaust fan, and the blades 2 rotate to drive the micro generator to generate electricity. The power output end of the micro generator is connected with the power interface of the energy-saving exhaust fan. Therefore, the micro generator can generate electricity through the rotation of the blades 2, the electricity generated by the micro generator can be supplied to the exhaust fan again, the energy consumption of the exhaust fan can be reduced, and the energy-saving effect is achieved.

The rotor of the micro-generator of this embodiment is the coil 4. The coil 4 is connected with the rotating shaft of the exhaust fan. The rotation of the rotating shaft directly drives the coil 4 to rotate. The coil 4 of the present embodiment includes a first wire 41 and two second wires 42, the first wire 41 is connected to the rotation shaft of the exhaust fan, and the two second wires 42 are connected to the first wire 41 and located on two sides of the first wire 41 respectively.

The micro-generator comprises two copper rings 6, and the two copper rings 6 are both sleeved outside the first electric wire 41. One second wire 42 passes through two copper rings 6, and the other second wire 42 passes through one copper ring 6. In order to connect with the first wire 41, the centers of the two copper rings 6 are provided with first through channels, and the first circuit 41 sequentially passes through the two first through channels. To facilitate connection with a second wire 42, the two copper rings 6 are provided with second passages therethrough, and a second wire 42 is located in the second passages. To facilitate connection with a further second wire 42, a copper ring 6 is provided with a third passage therethrough, the further second wire 42 being located in the third passage.

The micro generator also comprises a stator 3 formed by a magnet, and a coil 4 formed by a first wire 41 and two second wires 42 can cut magnetic induction lines in a magnetic field to enable the first line and the two second lines to generate current.

The micro-generator further comprises two electric brushes 5 electrically connected with the two copper rings 6 respectively. A current loop is arranged between the two electric brushes 5, and the exhaust fan is connected with the current loop. The coil 4 drives the copper ring 6 to integrally rotate, the electric brush 5 is still and is in frictional contact with the rotating copper ring 6, electromotive force is generated in a current loop, and power can be supplied to the exhaust fan.

In order to install the micro-generator and the exhaust fan conveniently, the present embodiment further includes a frame 1, and the exhaust fan and the stator 3 are both disposed on the frame 1. The exhaust fan is positioned on the front surface of the frame 1, and the stator 3 is positioned on the back surface of the frame 1.

In order to protect the micro-generator, the micro-generator further includes a housing 7, and the first wire 41, the second wire 42, the copper ring 6, the magnet and the brush 5 which are located outside the frame 1 are all located in the housing 7, so as to protect the micro-generator and increase the service life of the micro-generator.

The use principle of the embodiment is as follows: the electric energy drives the fan to rotate, the fan drives the coil 4 serving as the rotor to rotate, the coil 4 cuts magnetic induction lines in a magnetic field of a magnet serving as the stator 3 to move, electric energy is generated in the coil 4 and is transmitted to a current loop connected with the electric brush 5 through the copper ring 6 and the electric brush 5, and the electric energy on the current loop is supplied to the exhaust fan to achieve a power-saving mode.

While the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that variations may be made in the embodiments based on the teachings of the present invention without departing from the scope of the utility model.

Claims

1. An energy-conserving exhaust fan, includes the blade, its characterized in that:

the blade rotation can drive the micro generator to generate electricity; the power output end of the micro generator is connected with the power interface of the energy-saving exhaust fan.

2. An energy saving exhaust fan in accordance with claim 1, wherein: the rotor of the micro generator is a coil; the coil is connected with the rotating shaft of the exhaust fan.

3. An energy saving exhaust fan in accordance with claim 2, wherein: the coil comprises a first electric wire and two second electric wires, the first electric wire is connected with the rotating shaft of the exhaust fan, and the two second electric wires are connected with the first electric wire and are respectively positioned on two sides of the first electric wire.

4. An energy saving exhaust fan in accordance with claim 3, wherein: the micro generator also comprises a stator consisting of a magnet, and a coil consisting of the first wire and the two second wires can perform cutting magnetic induction line movement in a magnetic field.

5. An energy saving exhaust fan in accordance with claim 3, wherein: the micro-generator comprises two copper rings, and the two copper rings are sleeved outside the first wire; a second wire penetrates through the two copper rings in sequence, and the other second wire penetrates through one copper ring.

6. An energy saving exhaust fan in accordance with claim 5, wherein: the micro generator also comprises two electric brushes which are respectively and electrically connected with the two copper rings.

7. An energy saving exhaust fan in accordance with claim 6, wherein: a current loop is arranged between the two electric brushes, and the exhaust fan is connected to the current loop.

8. An energy saving exhaust fan according to any one of claims 1-7, characterized in that: still include the frame, exhaust fan, stator all set up in the frame.

9. An energy saving exhaust fan according to any one of claims 1-7, characterized in that: the frame is characterized by further comprising a shell, and the first electric wire, the second electric wire, the copper ring, the magnet and the electric brush which are located outside the frame are located in the shell.