阅读说明：本技术 一种磁液挤压式发电模块 (Magnetic liquid extrusion type power generation module ) 是由 毛春雷 于 2021-08-26 设计创作，主要内容包括：本发明为一种磁液挤压式发电模块,属于微型发电领域；提出一种适合日常生活、伴随人类活动自主发电的磁液挤压式微小发电结构；技术方案为：一种磁液挤压式发电模块,包括：基体和发电单元,所述基体上固定有若干发电单元；所述发电单元包括：永磁块、发电线圈和磁液,所述永磁块和磁液之间的磁感线穿过发电线圈,所述磁液设置于形状可变的空间内,且磁液跟随空间形状变换时,所述发电线圈的磁通量跟随变化。(The invention relates to a magnetic liquid extrusion type power generation module, belonging to the field of micro power generation; the magnetic liquid extrusion type micro power generation structure is suitable for daily life and can generate power automatically along with human activities; the technical scheme is as follows: a magnetic hydraulic extrusion power generation module comprising: the power generation device comprises a base body and power generation units, wherein the base body is fixedly provided with a plurality of power generation units; the power generation unit includes: the magnetic induction line between the permanent magnet and the magnetic liquid penetrates through the power generation coil, the magnetic liquid is arranged in a space with a variable shape, and when the shape of the magnetic liquid changes along with the space, the magnetic flux of the power generation coil changes along with the change.)

1. A magnetic liquid extrusion type power generation module is characterized by comprising a power generation unit (2), wherein the power generation unit (2) comprises: the magnetic power generation device comprises permanent magnets (21), a power generation coil (22) and magnetic liquid (23), wherein magnetic induction lines between the permanent magnets (21) and the magnetic liquid (23) penetrate through the power generation coil (22), the magnetic liquid (23) is arranged in a space with a variable shape, and when the magnetic liquid (23) changes along with the shape of the space, the magnetic flux of the power generation coil (22) changes along with the change.

2. The magnetic-hydraulic extrusion type power generation module as claimed in claim 1, wherein: the magnetic liquid extrusion type power generation module further comprises a base body (1), and a plurality of power generation units (2) are fixed on the base body.

3. The magnetic-hydraulic extrusion type power generation module as claimed in claim 2, wherein: the power generation unit (2) further comprises a magnetic liquid storage bag (24), magnetic liquid (23) is filled in the magnetic liquid storage bag (24), and the magnetic liquid storage bag (24) has the tendency of changing the shape of an inner space due to bending after being extruded by external force.

4. The magnetic-hydraulic extrusion type power generation module as claimed in claim 3, wherein: the solar cell power generation device is characterized in that a plurality of conductive circuits (11) are further fixed on the base body (1), a plurality of power generation units (2) are electrically connected with the corresponding conductive circuits (11), the conductive circuits (11) are connected with a battery, and the power generation units (2) form a closed charging loop with the battery through the conductive circuits (11).

5. The magnetic-hydraulic extrusion type power generation module as claimed in claim 4, wherein: the power generation coil (22) is fixedly arranged between the permanent magnet block (21) and the magnetic liquid (23).

6. The magnetic-hydraulic extrusion type power generation module as claimed in claim 4, wherein: the magnetic liquid (23) is fixedly arranged between the permanent magnet block (21) and the generating coil (22).

7. The magnetic-hydraulic extrusion type power generation module as claimed in claim 4, wherein: the power generation coil (22) is fixed in the magnetic liquid storage bag (24).

8. The electrohydraulic extrusion power generation module of any one of claims 5, 6 or 7, wherein: a plurality of the generating units (2) are overlapped in the axial direction of the generating coil (22).

9. The magnetic-hydraulic extrusion type power generation module according to claim 8, characterized in that: the magnetic liquid storage bag (24) is of a hemispherical structure, the power generation coil (22) is of a closed annular structure projected in a certain plane, the area of the closed annular structure is S, the maximum projected area S1 of the magnetic liquid storage bag (24) in the plane is S1, the minimum projected area S2 of the magnetic liquid storage bag (24) in the plane is S2< S < S1.

10. The magnetic-hydraulic extrusion type power generation module as claimed in claim 9, wherein: the plane is perpendicular to the axis of the generating coil (22).

Technical Field

The invention relates to a magnetic liquid extrusion type power generation module, and belongs to the field of micro power generation.

Background

Currently, many devices use micro-batteries to provide power, and some devices are equipped with a self-generating module, such as: solar power generation panels, kinetic energy collection power generation, friction power generation and the like.

However, the solar panel is greatly affected by illumination and is difficult to maintain later. The friction power generation is actually electrostatic collection and utilization, and the current technology is not mature enough.

The kinetic energy collection power generation mainly comprises a micro generator and a piezoelectric ceramic structure, wherein the micro generator needs to provide continuous rotation quantity, and the use occasion is limited. The piezoelectric ceramic limits the force magnitude, and the power generation effect of the piezoelectric ceramic is not ideal for the micro force which lasts for a long time.

Disclosure of Invention

In order to solve the technical problem, the invention provides a magnetic liquid extrusion type micro power generation structure which is suitable for daily life and can generate power autonomously along with human activities.

In order to achieve the technical purpose, the technical scheme provided by the invention is as follows:

a magnetic hydraulic extrusion power generation module comprising: the power generation device comprises a base body and power generation units, wherein the base body is fixedly provided with a plurality of power generation units;

the power generation unit includes: the magnetic induction line between the permanent magnet and the magnetic liquid penetrates through the power generation coil, the magnetic liquid is arranged in a space with a variable shape, and when the shape of the magnetic liquid changes along with the space, the magnetic flux of the power generation coil changes along with the change.

The power generation unit further comprises a magnetic liquid storage bag, magnetic liquid is filled in the magnetic liquid storage bag, and the magnetic liquid storage bag has the trend of changing the shape of the inner space due to bending after being extruded by external force.

The base body is further fixed with a plurality of conductive circuits, the power generation units are electrically connected with the corresponding conductive circuits, the conductive circuits are connected with the battery, and the power generation units and the battery form a closed charging loop through the conductive circuits.

The power generation coil is fixedly arranged between the permanent magnet blocks and the magnetic liquid.

The magnetic liquid is fixedly arranged between the permanent magnet blocks and the power generation coil.

And the plurality of power generation units are overlapped in the axis direction of the power generation coil.

The generating coil is fixed in the magnetic liquid storage bag.

The magnetic liquid storage bag is of a hemispherical structure, the projection of the power generation coil in a certain plane is a closed annular structure, the area of the closed annular structure is S, the maximum projection area of the magnetic liquid storage bag in the plane is S1, the minimum projection area of the magnetic liquid storage bag in the plane is S2, and S2< S < S1.

The plane is perpendicular to the axis of the power generating coil.

The matrix is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets are flake granular neodymium magnets.

The power generation coil is formed by winding a plurality of coils by an enameled wire.

Compared with the prior art, the invention has the following beneficial effects:

firstly, the shape of the magnetic liquid is changed by adopting the extrusion acting force, so that the projection area of the magnetic liquid on the plane is changed on two sides S, the magnetic flux change of the power generation coil is formed, and the purpose of power generation is further realized. This power generation mode is suitable for human daily activities, such as: the wearing forms the magnetic liquid extrusion along with the human body shape changes, and daily small-size electrical apparatus forms the magnetic liquid extrusion in the use, can realize the collection and the energy conversion of little strength, has the advantage that generating efficiency is high, daily use is convenient.

The magnetic liquid storage bag adopted by the invention is easily interfered by external force to form shape change, thus being beneficial to carrying out extrusion change on the magnetic liquid.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.

FIG. 4 is a top view of the present invention.

FIG. 5 is a magnetic flux simulation of a generating coil of the present invention when not compressed.

FIG. 6 is a magnetic flux simulation of the power generation coil during extrusion according to the present invention.

FIG. 7 is a schematic horizontal cross-sectional view of a magnetic fluid storage cell according to the present invention.

Fig. 8 is a schematic diagram of an arrangement structure of power generation units according to embodiment 3 of the present invention.

Fig. 9 is a schematic diagram of an arrangement structure of power generation units according to embodiment 4 of the present invention.

Fig. 10 is a schematic diagram of an arrangement structure of power generation units in embodiment 5 of the present invention.

In the figure: the magnetic liquid generating device comprises a base body 1, a power generating unit 2, a conductive circuit 11, permanent magnets 21, a power generating coil 22, magnetic liquid 23 and a magnetic liquid storage bag 24.

Detailed Description

For a further understanding of the invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings and examples:

example 1

As shown in fig. 1, 3, 4, 5 and 6: the invention provides a magnetic liquid extrusion type power generation module, which comprises: the device comprises a base body 1 and power generation units 2, wherein the base body 1 is fixedly provided with a plurality of power generation units 2;

the power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The generating coil 22 is fixedly arranged between the permanent magnet 21 and the magnetic liquid 23.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

The matrix 1 is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets 21 are flake granular neodymium magnets.

The generating coil 22 is formed by winding a plurality of coils with an enameled wire.

Example 2

As shown in fig. 2, 3, 4, 5 and 6: the invention provides a magnetic liquid extrusion type power generation module, which comprises: the device comprises a base body 1 and power generation units 2, wherein the base body 1 is fixedly provided with a plurality of power generation units 2;

the power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The magnetic fluid 23 is fixedly arranged between the permanent magnet 21 and the generating coil 22.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

The matrix 1 is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets 21 are flake granular neodymium magnets.

The generating coil 22 is formed by winding a plurality of coils with an enameled wire.

Example 3

As shown in fig. 3: the utility model provides a magnetism liquid extrusion formula power generation module which characterized in that, includes power generation unit 2, power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The magnetic liquid extrusion type power generation module further comprises a base body 1, and a plurality of power generation units 2 are fixed on the base body.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The generating coil 22 is fixed in the magnetic fluid storage bag 24.

Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

Example 4

As shown in fig. 3, 4, 5, 6 and 7: the invention provides a magnetic liquid extrusion type power generation module, which comprises: the device comprises a base body 1 and power generation units 2, wherein the base body 1 is fixedly provided with a plurality of power generation units 2;

the power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The generating coil 22 is fixedly arranged between the permanent magnet 21 and the magnetic liquid 23.

Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22. The permanent magnets 21, the generating coil 22 and the magnetic fluid storage pockets 24 are arranged periodically in the axial direction of the generating coil 22.

The permanent magnet 21 is attached to the magnetic fluid storage bag 24 of another adjacent power generation unit 2.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

The matrix 1 is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets 21 are flake granular neodymium magnets.

The generating coil 22 is formed by winding a plurality of coils with an enameled wire.

Example 5

As shown in fig. 3, 4, 5, 6 and 8: the invention provides a magnetic liquid extrusion type power generation module, which comprises: the device comprises a base body 1 and power generation units 2, wherein the base body 1 is fixedly provided with a plurality of power generation units 2;

the power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The magnetic fluid 23 is fixedly arranged between the permanent magnet 21 and the generating coil 22.

Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22. The permanent magnets 21, the magnetic fluid storage pockets 24, and the generating coil 22 are arranged periodically in the axial direction of the generating coil 22.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

The matrix 1 is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets 21 are flake granular neodymium magnets.

The generating coil 22 is formed by winding a plurality of coils with an enameled wire.

Example 6

As shown in fig. 3, 4, 5, 6 and 9: the invention provides a magnetic liquid extrusion type power generation module, which comprises: the device comprises a base body 1 and power generation units 2, wherein the base body 1 is fixedly provided with a plurality of power generation units 2;

the power generation unit 2 includes: the magnetic generator comprises permanent magnets 21, a generating coil 22 and magnetic liquid 23, wherein magnetic induction lines between the permanent magnets 21 and the magnetic liquid 23 penetrate through the generating coil 22, the magnetic liquid 23 is arranged in a space with a variable shape, and when the shape of the magnetic liquid 23 changes along with the space, the magnetic flux of the generating coil 22 changes along with the change.

The power generation unit 2 further comprises a magnetic liquid storage bag 24, magnetic liquid 23 is filled in the magnetic liquid storage bag 24, and the magnetic liquid storage bag 24 has a tendency of changing the shape of an inner space due to bending after being squeezed by external force.

The base body 1 is further fixed with a plurality of conductive circuits 11, the power generation units 2 are electrically connected with the corresponding conductive circuits 11, the conductive circuits 11 are connected with the battery, and the power generation units 2 form a closed charging loop with the battery through the conductive circuits 11.

The magnetic fluid 23 is fixedly arranged between the permanent magnet 21 and the generating coil 22.

Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22.

The permanent magnets 21, the magnetic fluid storage pockets 24, the generating coil 22, the permanent magnets 21, the generating coil 22 and the magnetic fluid storage pockets 24 are arranged periodically in the axial direction of the generating coil 22.

Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22. Several of the power generating units 2 are stacked in the axial direction of the power generating coil 22. The permanent magnet 21 is attached to the power generation coil 22 of another power generation unit 2 adjacent thereto.

The magnetic liquid storage bag 24 is of a hemispherical structure, the projection of the generating coil 22 in a certain plane is a closed ring structure, the area of the closed ring structure is S, the maximum projection area S1 of the magnetic liquid storage bag 24 in the plane, the minimum projection area S2 of the magnetic liquid storage bag 24 in the plane, and S2< S < S1.

The plane is perpendicular to the axis of the generating coil 22.

The matrix 1 is a fiber braided fabric, rubber, plastic cloth, a plastic film and non-woven fabric.

The permanent magnets 21 are flake granular neodymium magnets.

The generating coil 22 is formed by winding a plurality of coils with an enameled wire.

Example 7

In addition to embodiment 4, embodiment 5 or embodiment 6, the power generation unit 2 is replaced entirely or partially with the power generation unit 2 described in embodiment 3.

The specific implementation mode of the invention is as follows:

in the embodiment 1, for example, the permanent magnet blocks 21 are fixed to the power generation coil 22 and then fixed to the upper fabric, the magnetic fluid storage bag 24 is fixed to the lower fabric, a flexible material such as sponge or foam is filled between the two fabrics, and the minimum distance between the magnetic fluid storage bag 24 and the power generation coil 22 is adjusted according to different application occasions.

When the shoe pad is used specifically, the cloth is taken as an example of the shoe pad, when a human body walks, the shoe pad forms a motion trend of periodic extrusion and recovery, namely, the magnetic liquid 23 generates periodic extrusion change, the power generation coil 22 receives magnetic flux change to generate power, and therefore, the electric quantity can be used after being collected.

According to experimental verification: the power generation effect of the embodiment 2 is better than that of the embodiment 1, and in the specific application, the permanent magnet blocks 21 and the magnetic liquid storage bag 24 are fixed, and the power generation coil 22 is separated from the magnetic liquid storage bag 24.

The above embodiments are merely illustrative of the principles of the present invention and its effects, and do not limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications or changes be made by those skilled in the art without departing from the spirit and technical spirit of the present invention, and be covered by the claims of the present invention.