CN112511682B - Mobile phone back shell capable of manually generating power - Google Patents

Mobile phone back shell capable of manually generating power Download PDF

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Publication number
CN112511682B
CN112511682B CN202011348997.1A CN202011348997A CN112511682B CN 112511682 B CN112511682 B CN 112511682B CN 202011348997 A CN202011348997 A CN 202011348997A CN 112511682 B CN112511682 B CN 112511682B
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China
Prior art keywords
power generation
rotor
mobile phone
shell
back shell
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CN202011348997.1A
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CN112511682A (en
Inventor
何广安
梁思成
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Foshan City Gaoming District Senior Technical School
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Foshan City Gaoming District Senior Technical School
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Priority to CN202011348997.1A priority Critical patent/CN112511682B/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The utility model discloses a mobile phone back shell capable of manually generating electricity, which comprises a shell, a power generation module arranged on the shell and a power generation circuit board integrated on the inner surface of the shell, wherein the power generation module at least comprises a power generation unit, the power generation circuit board is connected with a power generation module, an energy storage part and a charging module, and the energy storage part is respectively and electrically connected with the power generation module and the charging module; the power generation unit comprises a stator winding and a rotor, wherein the rotor is disc-shaped, a plurality of pairs of strong magnetic materials are uniformly distributed on the rotor in the circumferential direction, and coils of the stator winding are arranged around the rotor along the radial direction of the rotor. According to the mobile phone back shell capable of manually generating electricity, provided by the utility model, through the arranged electricity generation unit, the magnetic flux passing through the stator winding can be changed by stirring the rotor by hand, so that induced current is generated, and the generated induced current can supplement electric energy for a mobile phone battery, so that the technical problem that the existing mobile phone cannot supplement electric energy by self-generation is solved.

Description

Mobile phone back shell capable of manually generating power
Technical Field
The utility model relates to the technical field of mobile phone charging, in particular to a mobile phone back shell capable of manually generating power.
Background
The mobile phone is the most popular communication tool at present, almost one part of the hand, and due to the development of the smart phone, the mobile phone is not only the communication tool, but also integrates an entertainment tool, a computing tool, a payment tool, an office tool, a navigation tool and the like, plays an increasingly important role in life of people, and the time for using the mobile phone is also longer and longer. Although the larger the electric capacity of the battery of the existing mobile phone is, the longer the service time of the mobile phone is, and because the battery of the existing mobile phone is charged by a charger, the communication is easy to be interrupted once the charging is forgotten, although the electric quantity can be supplemented by an auxiliary power supply such as a charger, the situation that the auxiliary power supply is not powered is also existed, and the auxiliary power supply is generally heavier, and even heavier than the mobile phone itself, the mobile phone is inconvenient to carry. The solar power generation panel is arranged on the back shell of the mobile phone, and power is generated through solar energy to supplement electric quantity for the mobile phone, but the electric quantity cannot be provided for the mobile phone even in rainy days or at night. Therefore, a mobile phone capable of manually controlling power generation through mechanical energy conversion is particularly needed, and under the condition that a mobile phone battery is not powered, the mobile phone can supplement electric quantity through power generation in rainy days or at night. It can be seen that there is a need for improvements and improvements in the art.
Disclosure of Invention
In view of the shortcomings of the prior art, the utility model aims to provide a mobile phone back shell capable of manually generating power, which aims to solve the technical defect that a mobile phone cannot automatically generate power in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the mobile phone back shell comprises a shell, a power generation module arranged on the shell and a power generation circuit board integrated on the inner surface of the shell, wherein the power generation module at least comprises a power generation unit, the power generation circuit board is connected with a power generation module, an energy storage part and a charging module, and the energy storage part is respectively and electrically connected with the power generation module and the charging module; the power generation unit comprises a stator winding and a rotor, wherein the rotor is disc-shaped, a plurality of pairs of strong magnetic materials are uniformly distributed on the rotor in the circumferential direction, and coils of the stator winding are arranged around the rotor along the radial direction of the rotor.
In the mobile phone back shell capable of manually generating power, a first mounting groove is formed in the shell, the stator winding surrounds the first mounting groove and is embedded in the shell, a rotating shaft is arranged in the first mounting groove, and the rotor is sleeved on the rotating shaft.
In the mobile phone back shell capable of manually generating electricity, the shell is provided with a plurality of first mounting grooves in an array, the first mounting grooves in the same row share the same rotating shaft, the rotating shaft is movably connected to the shell, a rotor is arranged in each first mounting groove, and the rotor is sleeved on the rotating shaft.
In the cell-phone back shell that can manual power generation, the power generation unit still includes stator core, stator core is hollow framework, the rotor sets up in the cavity department of framework, stator winding sets up on the inner wall of framework to radially encircle the rotor along the rotor, the power generation unit is installed in the second mounting groove that sets up on the casing.
In the mobile phone back shell capable of manually generating power, a plurality of pairs of paired convex keys are arranged on the rotor along the circumferential direction, and strong magnetic materials are arranged in the convex keys.
In the mobile phone back shell capable of manually generating electricity, the surface of the convex key is made of a flexible material.
In the mobile phone back shell capable of manually generating power, the power generation module comprises a plurality of power generation units which are connected in series.
In the mobile phone back shell capable of manually generating power, the power generation module comprises a plurality of groups of power generation assemblies which are connected in parallel, and each power generation assembly comprises a plurality of power generation units which are connected in series.
In the mobile phone back shell capable of manually generating power, the power generation circuit board is a rectifying circuit and is provided with a rectifying bridge pile, and the rectifying bridge pile is respectively connected with the power generation module and the charging module.
In the mobile phone back shell capable of manually generating power, the charging module is further provided with an expansion joint, and the expansion joint is used for charging external electronic products.
The beneficial effects are that:
the utility model provides a handset back shell capable of manually generating electricity, which is characterized in that a power generation module is arranged on a shell, the power generation module is provided with a power generation unit, the power generation unit comprises a stator winding and a rotor, the rotor is disc-shaped, a plurality of pairs of magnetic particles are circumferentially arranged along the rotor, the coils of the stator winding are radially arranged around the rotor, and the magnetic flux passing through the stator winding can be changed by stirring the rotor by hands, so that induced current is generated, the generated induced current can supplement electric energy for a battery of the handset, and the technical problem that the conventional handset cannot supplement electric energy by self-generation is solved.
Drawings
Fig. 1 is a schematic structural diagram of a mobile phone provided with a mobile phone back shell capable of manually generating power.
Fig. 2 is a schematic partial cross-sectional view of a vertical axis of rotation of a handset back shell.
Fig. 3 is a schematic partial cross-sectional view of the handset back shell along the axis of the shaft.
Fig. 4 is a schematic cross-sectional view of a power generation unit provided with a stator core.
Fig. 5 is a schematic cross-sectional view of a power generation unit provided with a stator core in the axial direction of a rotating shaft.
Fig. 6 is a schematic structural view of a rotor provided with a convex key.
Fig. 7 is a schematic structural diagram of the same rotation shaft shared by the same row of power generation units.
Fig. 8 is a schematic circuit diagram of a series connection of power generation units.
Fig. 9 is a schematic diagram of a series-followed by parallel circuit of power generation units.
Fig. 10 is a schematic diagram of a rectifying circuit.
Fig. 11 is a schematic diagram of the circuit blocks.
Fig. 12 is a schematic diagram of a rectifying circuit.
Detailed Description
The utility model provides a mobile phone back shell capable of manually generating power, which is used for making the purposes, technical schemes and effects of the utility model clearer and more definite, and further detailed description of the utility model is provided below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "coupled" and "connected" should be construed broadly, and may be, for example, fixedly coupled, detachably coupled, or integrally coupled; the two components can be mechanically connected, can be directly connected or can be indirectly connected through an intermediate medium, and can be communicated with each other. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1-12, the present utility model provides a mobile phone back shell capable of manually generating power, wherein the mobile phone back shell is arranged at the back of a mobile phone, a battery is arranged in the mobile phone, and the mobile phone back shell is arranged at the back of the mobile phone. The mobile phone back shell comprises a rectangular shell 1, a power generation module 10 arranged on the shell 1 and a power generation circuit board integrally arranged on the inner surface of the shell.
As shown in fig. 1-3, the power generation module comprises at least one power generation unit 2 comprising a stator winding 3 and a rotor 4. The stator winding 3 comprises a stator coil. The rotor is disc-shaped structure, and the center of rotor is equipped with the circular hole, is equipped with a plurality of pairs of strong magnetic material 5 along rotor circumference, strong magnetic material 5 prefers to have strong magnetic particle to strong magnetic material' S logarithm is greater than 1, and the opposite both ends of every pair of strong magnetic particle are N pole and S pole respectively, can form the magnetic field. The pairs of ferromagnetic materials are arranged to form a strong magnetic field, and the pairs of ferromagnetic materials form continuous magnetic field changes to continuously generate power. The shell is provided with a first mounting groove 6, the first mounting groove is a rectangular slotted hole, the length of the first mounting groove is matched with the diameter of the rotor, the width of the first mounting groove is matched with the thickness of the rotor, the depth of the first mounting groove is smaller than the diameter of the rotor, and when the rotor is mounted in the first mounting groove, the rotor is not contacted with the first mounting groove. The first mounting groove is internally provided with a rotating shaft 7, and the rotating shaft penetrates through a round hole formed in the axis of the rotor to sleeve the rotor on the rotating shaft 7. The stator winding coil surrounds the mounting slot hole and is embedded on the shell, so that a structure that the stator coil surrounds the rotor along the radial direction of the rotor is formed. Because the depth of the slotted hole of the first mounting groove is smaller than the diameter of the rotor, when the rotor is fixed on the rotating shaft, a part of the rotor extends out of the mounting groove, and then when a hand slides from the surface of the back shell of the mobile phone, the rotor can be driven to rotate, the rotating rotor can change a magnetic field, the magnetic flux passing through the stator winding also changes, and induction current is generated on the coil.
Specifically, as shown in fig. 6, the rotor 4 is provided with a pair of protruding keys 8 along the circumferential direction, mounting holes are formed in the protruding keys 8, and the ferromagnetic material 5 is fixed in the mounting holes and is sealed in the mounting holes by glue. The convex key arranged on the rotor can reduce the weight of the rotor on one hand, and on the other hand, the convex key can increase the friction force between the surface of the rotor and the hand, so that the rotating speed of the rotor is improved when the rotor is stirred. Preferably, the surface of the convex key is made of soft materials, such as silica gel, and the soft materials can improve the touch feeling of hands, so that the comfort level is better when the hands stir the rotor.
In some embodiments, as shown in fig. 4 and 5, the power generation unit includes a stator core 9, a stator winding 3 and a rotor 4, where the stator core 9 is a hollow rectangular frame, the hollow part has the same structure and size as the first mounting groove, a groove is formed on the inner wall of the frame, and the stator winding 3 is preferably embedded and sealed in the groove, and has a more stable structure. The hollow part of the frame body is provided with a rotating shaft 7, and the rotor 4 is sleeved on the rotating shaft 7, so that an independent power generation unit 2 taking a stator core as an outer frame is formed. The shell is provided with a second mounting groove, the size of the second mounting groove is matched with the size of the stator core, and the power generation unit 2 is fixedly connected in the second mounting groove. In the embodiment, the power generation unit is integrally arranged on the shell, and when a fault occurs, the power generation unit can be directly dismantled for replacement or maintenance without taking down the shell, so that the maintenance and the replacement are more convenient.
Because the electric quantity generated by a single power generation unit is smaller, the actual requirement of the electric quantity of the mobile phone cannot be met, and further, in some embodiments, a plurality of power generation units are connected in series to form a power generation assembly, so that the effect of improving the power generation electric quantity is achieved. As shown in fig. 1, the power generation module includes a plurality of power generation units 2, which may be any of the above embodiments, preferably, independent power generation units provided with stator cores, and correspondingly, the housing is provided with the same number of mounting slots as the power generation units, each of the power generation units is mounted in the mounting slot, and each of the power generation units is connected in series one by one, as shown in the circuit diagram of fig. 8, to play a role in increasing the power generation.
However, when all the power generation units are connected in series, it is easy to occur that when a single power generation unit fails, the operation of the entire circuit is affected. Furthermore, in other embodiments, the power generation module includes a plurality of power generation assemblies connected in parallel, as shown in the circuit diagram of fig. 9, where the power generation assemblies include a plurality of power generation units connected in series, so that even if a single power generation unit fails, only the power generation of one group of power generation assemblies is affected, and the other groups of power generation assemblies can normally operate, so that the power generation amount of the power generation module can be more stable, and the power generation units are connected in series and then in parallel, so that both the current and the voltage can be improved, and the power can be better supplied to the mobile phone. Specifically, as shown in fig. 1, a plurality of rows of mounting grooves are uniformly distributed on the shell in an array manner, a plurality of mounting grooves are formed in each row of mounting grooves, the mounting grooves can be first mounting grooves or second mounting grooves, a power generation unit is mounted in each mounting groove according to the setting of the power generation units, the power generation units in the same row are mutually connected in series to form a group of power generation assemblies, and the power generation assemblies are connected in parallel, so that the power generation module has larger electric quantity and the electric quantity is more stable during operation.
In the mobile phone back shell with the plurality of power generation units, the rotor of each power generation unit can generate power after being stirred, so that the rotor which is not covered by the hand cannot rotate, electric quantity cannot be generated, and the utilization rate of the power generation unit is low. Thus, in other embodiments, power generation assemblies are provided in which the rotors of the same row may be ganged. Specifically, as shown in fig. 7, the surface of the shell is provided with a first mounting groove which is arranged in a rectangular array, the first mounting groove is internally provided with power generation units 2, a rotating shaft 7 of the power generation units 2 which are positioned in the same horizontal row is the same rotating shaft, the rotating shaft penetrates through the first mounting groove which is positioned in the same row and is movably connected to the shell, and a rotor 4 of the power generation units which are positioned in the same row is fixedly sleeved on the rotating shaft 7, so that when one rotor is stirred, the rotor 4 can drive the rotating shaft 7 to rotate, and then other rotors in the same row are driven to rotate, and the effect of synchronous rotation of the rotors in the same row is achieved. The rotors in the same row synchronously rotate, so that on one hand, the electric quantity generated by the power generation units in the same row is the same frequency, and on the other hand, a hand can drive other rotors to rotate no matter toggle any rotor in the same row, and the generated electric quantity is improved.
Preferably, the power generation units in the same row of linkage are connected in series to form a group of power generation assemblies, and each group of power generation assemblies are connected in parallel, so that the power generation assemblies have more stable power generation capacity.
As shown in fig. 11, 8 and 9, the power generation circuit board includes a power generation module 10, an energy storage portion 12 and a charging module 13, the energy storage portion 12 is electrically connected with the power generation module 10 and the charging module 13, respectively, and an output end of the charging module 13 is electrically connected with a battery 14 of the mobile phone. The energy storage part is used for storing the electric quantity generated by the power generation module, which can be a battery or a capacitor, and the charging module is connected with the mobile phone battery and used for charging the mobile phone battery 14. Preferably, the charging module is further provided with an expansion joint, the expansion joint can be used for connecting electronic products outside the mobile phone, the electronic products are charged, and the application range of the generating capacity of the back shell of the mobile phone is improved.
In the implementation process, the rotor is rotated by hand stirring to generate electricity, and as the rotor is randomly stirred by hand, the rotation speed of the rotor is random no matter what the strength is or what the speed is, and further the rotation speed of the rotor is random, and the range of the rotor is uncertain, so that the generated electricity of each time, whether the current or the voltage is changed, even if the structure is in linkage with the power generation unit, the phenomenon that the electric quantity of each row is different still exists. However, the power source required by the mobile phone is regulated direct current, so the present application adopts the rectifying circuit to regulate the output current of the power generation module, as shown in fig. 12. The specific circuit diagram is shown in fig. 10, and the power generation module comprises a power generation module 10, a rectifier bridge stack 11, an energy storage part 12 and a charging module 13, wherein the power generation module comprises a plurality of groups of power generation assemblies which are connected in parallel, the power generation assemblies comprise a plurality of power generation coils which are connected in series, the rectifier bridge stack comprises a pin 1, a pin 2, a pin 3 and a pin 4, the energy storage part can be a battery or a capacitor, one end of the energy storage part is respectively connected with one end of the pin 1 and one end of the charging module, the other end of the energy storage part is respectively connected with the other end of the pin 3 and the other end of the charging module, one end of the power generation module is connected with the pin 2, and the other end of the power generation module is connected with the pin 4.
Above-mentioned but manual power generation's cell-phone back of body shell can be through manual rotor on stirring the casing electricity generation, can provide the electric quantity for the cell-phone under the circumstances that the cell-phone is electroless or emergent to stir or rub the rotor by hand, can massage palm or finger, have the effect of health preserving.
It will be understood that equivalents and modifications will occur to those skilled in the art in light of the present utility model and their spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model as defined in the following claims.

Claims (6)

1. The mobile phone back shell capable of manually generating electricity is characterized by comprising a shell, a power generation module arranged on the shell and a power generation circuit board integrated on the inner surface of the shell, wherein the power generation module at least comprises a power generation unit, the power generation circuit board is connected with a power generation module, an energy storage part and a charging module, and the energy storage part is respectively and electrically connected with the power generation module and the charging module; the power generation module comprises a plurality of groups of power generation assemblies which are connected in parallel, and each power generation assembly comprises a plurality of power generation units which are connected in series; the power generation unit comprises a stator winding and a rotor, wherein the rotor is disc-shaped, a plurality of pairs of paired convex keys are arranged on the rotor along the circumferential direction, strong magnetic materials are arranged in the convex keys, and coils of the stator winding are arranged around the rotor along the radial direction of the rotor; the power generation unit further comprises a stator core, the stator core is a hollow frame body, the rotor is arranged at the hollow part of the frame body, the stator winding is arranged on the inner wall of the frame body and surrounds the rotor along the radial direction of the rotor, and the power generation unit is arranged in a second mounting groove arranged on the shell.
2. The handset back shell capable of manually generating electricity according to claim 1, wherein the housing is provided with a first mounting groove, the stator winding surrounds the first mounting groove and is embedded in the housing, a rotating shaft is arranged in the first mounting groove, and the rotor is sleeved on the rotating shaft.
3. The mobile phone back shell capable of manually generating electricity according to claim 2, wherein the shell is provided with a plurality of first mounting grooves in an array, the first mounting grooves in the same row share the same rotating shaft, the rotating shaft is movably connected to the shell, a rotor is arranged in each first mounting groove, and the rotor is sleeved on the rotating shaft.
4. The handset back shell capable of manually generating electricity according to claim 1, wherein said convex key surface is a flexible material.
5. The handset back shell capable of manually generating electricity according to claim 1, wherein the power generation circuit board is a rectifying circuit, and is provided with a rectifying bridge stack, and the rectifying bridge stack is respectively connected with the power generation module and the charging module.
6. The handset back shell capable of manually generating electricity according to claim 1, wherein the charging module is further provided with a telescopic joint for charging an external electronic product.
CN202011348997.1A 2020-11-26 2020-11-26 Mobile phone back shell capable of manually generating power Active CN112511682B (en)

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CN112511682B true CN112511682B (en) 2023-05-09

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101861693A (en) * 2007-08-20 2010-10-13 易能源公司 Man powered slim charger with axial flux alternator
WO2016202112A1 (en) * 2015-06-15 2016-12-22 中兴通讯股份有限公司 Electronic apparatus and charging device thereof
CN206922813U (en) * 2017-03-24 2018-01-23 上海工程技术大学 A kind of mobile phone shell that can be charged

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180342930A1 (en) * 2017-05-25 2018-11-29 Brian Roberts Method and apparatus for charging batteries in portable devices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101861693A (en) * 2007-08-20 2010-10-13 易能源公司 Man powered slim charger with axial flux alternator
WO2016202112A1 (en) * 2015-06-15 2016-12-22 中兴通讯股份有限公司 Electronic apparatus and charging device thereof
CN206922813U (en) * 2017-03-24 2018-01-23 上海工程技术大学 A kind of mobile phone shell that can be charged

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