CN207251426U - Power generator and presses - Google Patents

Abstract

The utility model provides a power generating device, comprising: a fixed part, the fixed part includes: a winding iron core, a coil, a left iron core and a right iron core, the coil is sleeved on the winding iron core, the The left iron core is connected to one end of the winding iron core, and the right iron core is connected to the other end of the winding iron core; the movable part includes a rocker arm, a permanent magnet, a first magnetic pole core and a second magnetic pole core. Two magnetic pole cores, one end of the rocker arm is rotatably arranged on the fixed part, the other end of the rocker arm is provided with a permanent magnet, the first magnetic pole core and the second magnetic pole core are respectively Connected to the two poles of the permanent magnet, the lower end of the left core can alternately contact the first pole core and the second pole core as the movable part moves. A power generating device provided by the utility model is a power generating device capable of converting the energy of manual pressing or other forms of pressing into electrical energy.

Description

Power generation device and pressing equipment

technical field

The utility model relates to a power generating device and pressing equipment.

Background technique

At present, the rapid development of wireless communication and low power consumption technology has given birth to a vast Internet of Things and wireless sensor network market, and wireless switches have also emerged as the times require. Due to the complicated, inconvenient and high cost of wired switch installation lines, and the inconvenience of maintenance and renovation of the lines, wireless switches have become more and more popular in recent years. However, many current wireless switches are powered by nickel-cadmium batteries, and nickel-cadmium batteries will pollute the environment due to the presence of heavy metals. Moreover, chemical batteries supply power to electronic devices and wireless sensor networks. The standby time is limited and frequent charging is required. , maintenance or replacement.

Utility model content

The utility model aims to solve the above technical problems at least to a certain extent or at least provide a useful commercial choice. Therefore, an object of the present utility model is to provide a power generating device, which is a power generating device capable of converting the energy of human hand pressing or other forms of pressing into electric energy, which can be used for low power consumption such as wireless switches, wireless Internet of Things nodes, etc. The use of advanced electronic products can solve the energy problem of wireless switches, and solve the problems of environmental pollution, short service life, frequent replacement and maintenance when traditional wireless switches use ordinary batteries.

The utility model provides a power generation device, the power generation device includes: a fixed part, the fixed part includes: a winding iron core, a coil, a left iron core and a right iron core, and the coil is sleeved on the winding iron core Above, the left iron core is connected to one end of the winding iron core, and the right iron core is connected to the other end of the winding iron core; the movable part, the movable part includes a rocker arm, a permanent magnet, a first magnetic pole Iron core and second magnetic pole core, one end of the rocker arm is rotatably arranged on the fixed part, the other end of the rocker arm is provided with a magnet installation groove, and the permanent magnet is arranged in the magnet installation groove Inside, the first magnetic pole core and the second magnetic pole core are respectively connected to the two poles of the permanent magnet, and when the lower end of the left iron core is in contact with one of the magnetic pole cores, the lower end of the right iron core It is in contact with another pole core, and the lower end of the left core can alternately contact with the first pole core and the second pole core as the movable part moves.

An object of the present utility model is to provide a power generating device, which is a power generating device capable of converting the energy of manual pressing or other forms of pressing into electric energy, which can be used for low-power electronic products such as wireless switches and wireless Internet of Things nodes. Using it can solve the energy problem of wireless switches, and solve the problems of environmental pollution, short service life, frequent replacement and maintenance when traditional wireless switches use ordinary batteries.

In addition, according to the above-mentioned power generating device of the present utility model, it may also have the following technical features:

The structure of the first pole core is the same as that of the second pole core, the first pole core includes a first pole core straight part, a first bent part and a second bent part, the second The pole core includes a second pole core straight part, a third bent part and a fourth bent part, the first bent part and the second bent part are arranged on the first pole core in parallel The two ends of the straight part, the first bent part and the second bent part are arranged perpendicular to the straight part of the first pole core respectively, and the first bent part and the second bent part The part is located on the same side of the straight part of the first pole core.

The rocker arm includes a left movable connection part, a right movable connection part and a fixed connection part, the upper end of the left movable connection part is rotatably arranged on the left end of the winding iron core, and the upper end of the right movable connection part can be Rotation is set on the right end of the winding iron core, a magnet installation groove is opened on the fixed connection part, the left end of the fixed connection part is connected to the lower end of the left movable connection part, and the right end of the fixed connection part is connected to at the lower end of the right hinge.

The straight portion of the first pole core and the straight portion of the second pole core are respectively connected to two poles of the permanent magnet.

The power generation device also includes a base, the base includes a left iron core installation part, a right iron core installation part, a base connection part, a first elastic element installation column and a second elastic element installation column, and the base is set In the shape of "I", the left iron core installation part and the right iron core installation part are respectively connected to the two ends of the base connection part, and the first elastic element installation column is arranged on the left iron core installation part. The inner side of the lower end of the right iron core installation part, and the second elastic element installation column is arranged on the inner side of the lower end of the right iron core installation part.

The left iron core is located on the left iron core installation part, and the right iron core is located on the right iron core installation part.

The left iron core installation part and the right iron core installation part are respectively provided with iron core installation grooves along their length directions.

The left iron core is arranged in the left iron core installation part, the right iron core is arranged in the right iron core installation part, and the winding iron core is arranged in the left iron core installation part and the right iron core between installation parts.

The power generating device further includes an elastic element sleeved on the elastic element installation part.

The utility model also provides a pressing device, which includes the power generating device with any structure mentioned above.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present utility model will become apparent and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a perspective view of a power generating device according to an embodiment of the present invention;

Fig. 2 is a cross-sectional view of a power generating device according to an embodiment of the present invention;

Fig. 3 is a partial structural schematic diagram of a power generating device according to an embodiment of the present invention;

Fig. 4 is a partial structural schematic diagram of a power generating device according to an embodiment of the present invention;

Fig. 5 is a cross-sectional view of a rocker arm according to an embodiment of the present invention;

Fig. 6 is a perspective view of a first pole core according to an embodiment of the present invention;

Fig. 7 is a schematic structural view of a power generating device according to an embodiment of the present invention;

Fig. 8 is a partial structural schematic diagram of a power generating device according to an embodiment of the present invention;

Fig. 9 is a schematic structural view of a power generating device according to an embodiment of the present invention;

Fig. 10 is a schematic diagram of a partial structure of a power generating device according to an embodiment of the present invention.

Reference signs:

The base 10, the left iron core installation part 101, the first elastic element installation column 1011, the right iron core installation part 102, the second elastic element installation column 1021, the rotating shaft installation hole 1022, the base connection part 103, the connection plate 104,

Winding iron core 20, coil 30, left iron core 40, right iron core 50, winding iron core installation hole 501,

Rocker arm 60, left movable connection part 601, right movable connection part 602, extension section 6021, rotating shaft 6022, fixed connection part 603, magnet installation groove 6031, assembly hole 6032,

permanent magnet 70,

The first pole core 80, the straight part 801 of the first pole core, the first bent part 802, the second bent part 803,

The second pole core 90, the second pole core straight portion 901, the third bent portion 902, the fourth bent portion 903,

Elastic element 100.

Detailed ways

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components , unless expressly defined otherwise. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

The utility model provides a power generating device. Fig. 1 is a perspective view of a power generating device according to an embodiment of the present utility model; Fig. 2 is a cross-sectional view of a power generating device according to an embodiment of the present utility model; Fig. 3 is a partial structural diagram of a power generating device according to an embodiment of the present utility model; Fig. 4 is A schematic diagram of a partial structure of a power generating device according to an embodiment of the utility model; FIG. 5 is a cross-sectional view of a rocker arm according to an embodiment of the utility model; FIG. 6 is a perspective view of a first magnetic pole core according to an embodiment of the utility model; FIG. 7 is A schematic structural view of a power generating device according to an embodiment of the utility model; FIG. 8 is a schematic diagram of a partial structure of a power generating device according to an embodiment of the present utility model; FIG. 9 is a schematic structural view of a power generating device according to an embodiment of the present utility model; FIG. A schematic diagram of a partial structure of a power generating device according to an embodiment of the utility model.

Referring to Fig. 1-Fig. 10, the utility model provides a power generating device, the power generating device includes: a fixed part and a movable part, and the fixed part includes a winding core 20, a coil 30, a left core 40 and a right core 50 , the movable part includes a rocker arm 60 , a permanent magnet 70 , a first pole core 80 and a second pole core 90 .

Specifically, referring to FIGS. 1-2 , the fixed part includes a winding core 20, a coil 30, a left core 40 and a right core 50, and the left core 40 and the right core 50 are preferably rectangular. , the left iron core 40 is located on the following left iron core installation part 101, and the right iron core 50 is located on the following right iron core installation part 102. Preferably, the left iron core 40 and the right iron core 50 are arranged in parallel, the winding core 20 is in the shape of a cuboid, and its material is soft magnetic material. The fixed part also includes a winding plastic sleeve (not shown in the figure), and the material of the winding plastic sleeve is plastic material. The winding plastic sleeve is provided with a through hole along its length direction, the winding iron core 20 is pierced with the through hole, the outer ring of the winding plastic sleeve is provided with a winding groove, and the material of the coil 30 is copper enameled wire. The coil 30 is wound in the winding slot on the winding plastic sleeve, that is, the coil 30 is sleeved on the winding core 20, so that the coil 30 passes through the winding plastic sleeve and the The winding core 20 is insulated, and the number of turns of the coil 30 can be set according to specific requirements.

Referring to Fig. 3, the power generating device further includes a base 10, and the base 10 includes a left iron core installation part 101, a right iron core installation part 102, a base connection part 103, a first elastic element installation column 1011 and a second The elastic element installation column 1021, the left iron core installation part 101 is used to install the left iron core 40, the right iron core installation part 102 is used to install the right iron core 50, and the base 10 is set as " I" shape, the left iron core installation part 101 and the right iron core installation part 102 are respectively connected to the two ends of the base connection part 103, and the left iron core installation part 101 and the right iron core The installation part 102 is provided with an iron core installation groove (not shown in the figure) along its length direction (from bottom to top), and the inside of the left iron core installation part 101 and the right iron core installation part 102 near the upper end are both provided There is a winding iron core installation groove (not shown in the figure), and the iron core installation groove on the left iron core installation part 101 is connected with the winding iron core installation groove, so that the left iron core 40 and the winding iron One end of the core 20 is in contact, and the iron core installation groove on the right iron core installation part 102 is connected with the winding iron core installation groove, so that the right iron core 50 is in contact with the other end of the winding iron core 20, The first elastic element installation column 1011 is arranged on the inner side of the lower end of the left iron core installation part 101, and the second elastic element installation column 1021 is arranged on the inner side of the lower end of the right iron core installation part 102. Both the core installation part 101 and the outside of the right iron core installation part 102 near the upper end are provided with a shaft installation hole 1022, and the shaft installation hole 1022 is preferably set in a circular shape.

Referring to Fig. 3-Fig. 4, the left iron core 40 and the right iron core 50 adopt soft magnetic materials with high magnetic permeability and high magnetic saturation, and the left iron core 40 and the right iron core 50 are Its thickness direction is provided with winding iron core installation holes 501, and the winding iron core installation holes 501 are respectively located at the upper ends of the left iron core 40 and the right iron core 50, and the left iron core 40 is provided with a winding iron core A part of the installation hole 501 is set in the iron core installation groove on the left iron core 40, and the right iron core 50 is provided with a winding. In the slot, one end of the winding iron core 20 is in contact with the left iron core 40 through the winding iron core installation groove on the left iron core installation part 101, that is, one end of the winding iron core 20 is set on the left In the winding iron core installation hole 501 on the iron core 40, the other end of the winding iron core 20 is in contact with the right iron core 50 through the winding iron core installation groove on the right iron core installation part 102, that is, the The other end of the winding iron core 20 is disposed in the winding iron core installation hole 501 on the right iron core 50 .

Referring to Fig. 1-Fig. 2 and Fig. 5, the movable part includes a rocker arm 60, a permanent magnet 70, a first pole core 80 and a second pole core 90, and the rocker arm 60 includes a left movable connection part 601, a right The movable connection part 602 and a fixed connection part 603, the fixed connection part 603 is arranged in the shape of "I", the left movable connection part 601 is provided with an extension section 6021 to the right, and the right movable connection part 602 is provided with a Extension section 6021, the lower left end of the fixed connection part 603 is connected to the extension section 6021 of the left movable connection part 601, and the lower right end of the fixed connection part 603 is connected to the extension section 6021 of the right movable connection part 602 Above, the rocker arm 60 is preferably made of plastic material, and the fixing part connecting part 603 is provided with a magnet installation groove 6031 along its thickness direction (up and down direction), and an assembly hole is provided on both sides of the magnet installation groove 6031 6032, the permanent magnet 70 is arranged in the magnet installation groove 6031.

Referring to FIG. 6 , the first pole core 80 and the second pole core 90 preferably have the same structure, and the first pole core 80 includes a first pole core straight portion 801 and a first bent portion 802 and the second bent portion 803, the second pole core 90 includes a second pole core straight portion 901, a third bent portion 902 and a fourth bent portion 903, the first bent portion 802, the The second bent portion 803 is arranged parallel to both ends of the first pole core straight portion 801. Preferably, the first bent portion 802 and the second bent portion 803 are respectively connected to the first pole core straight portion 801. A pole core straight part 801 is vertically arranged, and the first bent part 802 and the second bent part 803 are located on the same side of the first pole core straight part 801, and the first pole core 80 is set in a "Z" shape, and the straight part 801 of the first magnetic pole core is provided with assembly holes 6032, and the assembly holes 6032 on the first magnetic pole core 80 correspond to the assembly holes 6032 on both sides of the magnet installation groove 6031. . Preferably, the first pole core straight part 801, the first bent part 802 and the second bent part 803 are integrally formed; the second pole core straight part 901, the third bent part 902 and the fourth bent part The part 903 is integrally formed.

Referring to FIG. 1 , the fixed connection part 603 , the first pole core straight part 801 and the second pole core straight part 901 are fixed together through the fitting holes 6032 and bolts, etc., and the first pole core The lower side of the straight part 801 is in contact with one magnetic pole of the permanent magnet 70, and the upper side of the second magnetic pole core straight part 901 is in contact with the other magnetic pole of the permanent magnet 70 (refer to FIG. 8 ), that is, the The first bent portion 802 is disposed opposite to the fourth bent portion 903 , and the second bent portion 803 is disposed opposite to the third bent portion 902 .

Referring to Fig. 1 and Fig. 5, the inside of the upper end of the left movable connection part 601 and the inner side of the upper end of the right movable connection part 602 are provided with a rotating shaft 6022, and the rotating shaft 6022 is matched with the rotating shaft installation hole 1022, and also That is, the upper end of the left movable connection part 601 is rotatably arranged on the left end of the winding core 20, and the upper end of the right movable connection part 602 is rotatably arranged on the right end of the winding iron core 20, so that the The rocker arm 60 can rotate around the shaft installation hole 1022. With the rotation of the rocker arm 60, when the lower end of the left iron core 40 is in contact with one of the magnetic pole cores, the lower end of the right iron core 50 will contact with another pole core, and the lower end of the left core 40 can alternately contact with the first pole core 80 and the second pole core 90 with the movement of the movable part, also That is, when the left iron core 40 is in contact with the first bending portion 802, the right iron core 50 is in contact with the third bending portion 902, and the left iron core 40 is in contact with the fourth bending portion 902. When the part 903 is in contact, the right iron core 50 is in contact with the second bending part 803, so that the direction of the magnetic field in the coil 30 changes with the rotation of the rocker arm 60, thereby generating an induced current.

Referring to Figures 1-2, a connecting plate 104 is provided between the left iron core installation part 101 and the right iron core installation part 102, and the power generation device also includes an elastic element 100, which is preferably a torsion There are two springs, the central helical part of one of the torsion springs is sleeved on the first elastic element mounting column 1011, one end of one of the torsion springs is in contact with the connecting plate 104, and one of the torsion springs is in contact with the connecting plate 104. The other end of the torsion spring is in contact with the bottom of the movable part, thereby generating torque or rotational force, the central helical part of the other torsion spring is sleeved on the second elastic element mounting column 1021, and one end of the other torsion spring is in contact with The connection plate 104 contacts, and the other end of the other torsion spring contacts the lower surface of the movable part, thereby generating torque or rotational force.

The power generation device provided by the utility model is a power generation device capable of converting the energy of manual pressing or other forms of pressing into electric energy, and can be used for low-power electronic products such as wireless switches and wireless Internet of Things nodes. It can solve the energy problem of wireless switches, and solve the problems of environmental pollution, short service life, frequent replacement and maintenance when traditional wireless switches use ordinary batteries.

The utility model also provides a pressing device, which includes the power generating device of any of the above-mentioned structures. The pressing device provided by the utility model is a kind of energy that can be pressed by human hands or other forms into The power generation device of electric energy can be used for low-power electronic products such as wireless switches and wireless Internet of Things nodes, which can solve the energy problem of wireless switches and solve the pollution to the environment and short service life caused by ordinary batteries used in traditional wireless switches , Frequent replacement and maintenance problems.

Referring to FIGS. 6-10 , the N pole of the permanent magnet 70 is in contact with the straight portion 801 of the first pole core, and the S pole of the permanent magnet 70 is in contact with the straight portion 901 of the second pole core. When the pressing device is in the released state, under the action of the elastic element 100, the left iron core 40 is in contact with the fourth bending portion 903, and the right iron core 50 is in contact with the second bending portion 803 contact, at this time, the direction of the magnetic force lines in the magnetic circuit is: N pole of the permanent magnet 70 → straight part 801 of the first magnetic pole core → second bent part 803 → right core 50 → winding core 20 → left core 40→fourth bending part 903→second magnetic pole core straight part 901→the S pole of the permanent magnet 70, referring to Figure 8, the direction of the magnetic field lines at the winding core 20 is from inside to outside; When the device is in the pressed state, the movable part swings downward, at this time, the left iron core 40 is in contact with the first bending part 802 , and the right iron core 50 is in contact with the third bending part 902 , at this time, the direction of the magnetic lines of force in the magnetic circuit is: the N pole of the permanent magnet 70 → the first magnetic pole core straight part 801 → the first bent part 802 → the left core 40 → the winding core 20 → the right core 50 → The third bent portion 902 → the second magnetic pole core straight portion 901 → the S pole of the permanent magnet 70, referring to Fig. 10 , the direction of the magnetic field lines at the winding core 20 is from outside to inside, The direction of the magnetic force lines at the position is opposite to the direction of the magnetic force lines shown in FIG. When it is tightened to the loose state, it changes to generate an induced current. The output end of the coil 30 is electrically connected to the rectifier circuit, and the alternating current generated by the coil is rectified and filtered by the rectifier circuit, and then output to the stabilized voltage Circuit voltage stabilization, the voltage stabilization circuit inputs the current after voltage stabilization into energy storage devices such as capacitors and rechargeable batteries, and stores the electric energy generated by the power generation device through operations such as pressing for subsequent wireless switches or Other power consumption devices use.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be construed as limitations of the present invention. The above-mentioned embodiments can be changed, modified, replaced and modified within the scope of the present utility model under the principle and purpose.

Claims (10)

1. A power generating device, characterized in that, comprising: a fixed part, the fixed part includes: a winding core, a coil, a left core and a right core, The coil is sleeved on the winding core, the left core is connected to one end of the winding core, and the right core is connected to the other end of the winding core; a movable part, the movable part includes a rocker arm, a permanent magnet, a first magnetic pole core and a second magnetic pole core, One end of the rocker arm is rotatably arranged on the fixed part, the other end of the rocker arm is provided with a magnet installation slot, the permanent magnet is arranged in the magnet installation slot, and the first magnetic pole core The second pole core is respectively connected to the two poles of the permanent magnet, when the lower end of the left core is in contact with one of the pole cores, the lower end of the right core is in contact with the other pole core, and The lower end of the left iron core can contact with the first magnetic pole core and the second magnetic pole core alternately with the movement of the movable part. 2. The power generating device according to claim 1, wherein the first pole core has the same structure as the second pole core, and the first pole core comprises a straight part of the first pole core, A first bent portion and a second bent portion, the second pole core includes a second pole core straight portion, a third bent portion and a fourth bent portion, the first bent portion, the The second bent part is arranged parallel to both ends of the straight part of the first pole core, and the first bent part and the second bent part are arranged perpendicular to the straight part of the first pole core respectively , and the first bent portion and the second bent portion are located on the same side of the straight portion of the first pole core. 3. The power generating device according to claim 2, wherein the rocker arm comprises a left movable connection part, a right movable connection part and a fixed connection part, and the upper end of the left movable connection part is rotatably arranged on the The left end of the winding iron core, the upper end of the right movable connection part is rotatably arranged on the right end of the winding iron core, the fixed connection part is provided with a magnet installation groove, and the left end of the fixed connection part is connected to the The lower end of the left movable connection part, the right end of the fixed connection part is connected to the lower end of the right movable connection part. 4 . The power generating device according to claim 3 , wherein the straight portion of the first pole core and the straight portion of the second pole core are respectively connected to two poles of the permanent magnet. 5. The power generating device according to claim 1, further comprising a base, the base comprising a left iron core installation part, a right iron core installation part, a base connection part, a first elastic element installation column and The second elastic element installation column, the base is set in the shape of "I", the left iron core installation part and the right iron core installation part are respectively connected to the two ends of the base connection part, the first The elastic element installation column is arranged inside the lower end of the left iron core installation part, and the second elastic element installation column is arranged inside the lower end of the right iron core installation part. 6 . The power generating device according to claim 5 , wherein the left iron core is located on the left iron core installation part, and the right iron core is located on the right iron core installation part. 7 . The power generating device according to claim 6 , wherein the left iron core installation part and the right iron core installation part are respectively provided with iron core installation grooves along their length directions. 8 . 8. The power generating device according to claim 7, wherein the left iron core is arranged in the left iron core installation part, the right iron core is arranged in the right iron core installation part, and the winding iron A core is disposed between the left core mounting portion and the right core mounting portion. 9. The power generating device according to claim 8, further comprising an elastic element sleeved on the elastic element installation part. 10. A pressing device, comprising the power generating device according to any one of claims 1-9.