CN113964899A - Can prevent cracked cell-phone charger of charging wire and plug connection department - Google Patents

Can prevent cracked cell-phone charger of charging wire and plug connection department Download PDF

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Publication number
CN113964899A
CN113964899A CN202111203726.1A CN202111203726A CN113964899A CN 113964899 A CN113964899 A CN 113964899A CN 202111203726 A CN202111203726 A CN 202111203726A CN 113964899 A CN113964899 A CN 113964899A
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CN
China
Prior art keywords
plug
mobile phone
charging wire
wire
phone charger
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Granted
Application number
CN202111203726.1A
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Chinese (zh)
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CN113964899B (en
Inventor
刘艳珊
颜锦华
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Dongguan Oriental Hero Ele Co ltd
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Dongguan Oriental Hero Ele Co ltd
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Publication of CN113964899A publication Critical patent/CN113964899A/en
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    • 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
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/0009—Details relating to the conductive cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1865—Sheaths comprising braided non-metallic layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875—Multi-layer sheaths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/20—Metal tubes, e.g. lead sheaths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
    • H01R13/562—Bending-relieving
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • 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
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00309—Overheat or overtemperature protection
    • 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
    • H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components

Abstract

The invention relates to a mobile phone charger capable of preventing the connection part of a charging wire and a plug from being broken, which comprises a charger, wherein the charger comprises a plug, a charging wire and a mobile phone charging head, two ends of the charging wire are respectively provided with a breakage preventing mechanism with a clamping shell, and the plug is provided with a heat dissipation dustproof mechanism with a heat dissipation fan and a circular shutter. According to the anti-fracture mechanism, the female clip in life is arranged to be the clip shell at the connection position of the charging wire and the plug of the mobile phone, so that the situation of fracture caused by long-time bending of the connection position can be prevented; according to the invention, the auxiliary blind quick charging mechanism has the advantage that the blind user can be helped to quickly charge through the arranged mobile phone limiting frame, the trouble that the blind user needs manual assistance is avoided, and meanwhile, the mechanism has the advantage of light weight.

Description

Can prevent cracked cell-phone charger of charging wire and plug connection department
Technical Field
The invention relates to the technical field of clamps, in particular to a mobile phone charger capable of preventing the fracture of the connection part of a charging wire and a plug.
Background
The mobile phone charger can be roughly divided into a travel charger, a seat type charger and a maintenance type charger, and the two types are mainly touched by the common user. The most sold traveling chargers in the market are various in forms, common duck egg type miniature traveling chargers with low price, common table type card board type chargers and high-grade table type chargers with liquid crystal display are available.
In the use process of the existing mobile phone charger, the connection part of the charging wire and the plug is repeatedly bent and deformed due to frequent use, and if the connection part is used for a long time, the connection part is easily broken, so that the defects of electric leakage or direct damage can be caused in the use process; meanwhile, for some special crowds, for example, blind users often need to help or own by others during charging, which is very inconvenient; and the charger plug can cause its inside high temperature by weather or influence of itself in long-time use, can reduce its life that uses like this, serious person, even produce the danger of explosion.
Disclosure of Invention
The invention aims to provide a mobile phone charger capable of preventing the connection part of a charging wire and a plug from being broken so as to solve the problems in the prior art. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can prevent cracked cell-phone charger of charging wire and plug connection department, includes the charger, the charger includes plug, charging wire and cell-phone head that charges, the both ends of charging wire are provided with the anti-fracture mechanism that has the clamping shell respectively, be provided with the heat dissipation dustproof mechanism who has radiator fan and circular shutter on the plug, the overhead supplementary blind mechanism that fills soon that is provided with the spacing frame of cell-phone that charges of cell-phone.
Preferably, prevent that rupture mechanism includes spacing post, clamping shell and rubber ring, the charging wire is close to 3 cm's of first connector circumference outer wall surface joint has the clamping shell, the both ends punishment of first connector do not is provided with a spacing post, run through on the clamping shell and seted up two through-holes, spacing post all runs through two through-holes, the embedded rubber ring of installing of inner wall of clamping shell and parcel to the outer wall of charging wire, the charging wire is provided with on being close to the 3 cm's of second connector circumference outer wall and prevents rupture mechanism.
Preferably, heat dissipation dustproof mechanism includes miniature storage battery, controller, intelligent sensor, radiator fan and circular shutter, the round hole has been seted up in one side of plug run through, embedded radiator fan of installing on the round hole, the circular shutter of one side fixedly connected with of radiator fan, the fixed case of top fixedly connected with of circular shutter, the inside fixed mounting of fixed case has micro motor, fixedly connected with belt pulley on micro motor's the output shaft, the reverse winding in surface of belt pulley has two belts.
Preferably, the top of circular shutter is vertically run through and is seted up the spacing groove, two the belt vertically runs through the spacing groove, the inside of circular shutter is "C" style of calligraphy cavity structure.
Preferably, the inside of plug is the cavity structure, dc-to-ac converter, controller and intelligent sensor are installed from a left side to the right side in proper order to the top of plug, dc-to-ac converter, controller and intelligent sensor all inscribe the miniature storage battery of power.
Preferably, assist blind charging mechanism and include the spacing frame of cell-phone, the bottom of cell-phone head that charges is the second connector, the surface mounting of second connector has the speaker, the vertical groove of having seted up that runs through of middle part department of the bottom of the spacing frame of cell-phone, the embedded cell-phone head that charges of installing in the vertical groove of the spacing frame of cell-phone, the bilateral symmetry of the spacing frame of cell-phone is provided with holds the groove, the radiating groove has been seted up to the equal array in front and the back of the spacing frame of cell-phone.
Preferably, the bottom of the mobile phone limiting frame is fixedly connected with two fixing rods, and the two fixing rods are fixedly connected to the top surface of the base.
Preferably, the base is vertically provided with a threading groove, the front of the base is horizontally provided with a threading hole and extends into the threading groove, and the charging wires respectively penetrate into the threading groove and the threading hole.
Preferably, the inside of the clamping shell is provided with a reverse spring, and the plug is inserted with a USB plug.
Preferably, the mobile phone limiting frame is a high-crystalline transparent plastic mobile phone limiting frame.
Preferably, a phase-change material heat dissipation layer is arranged on the surface of the plug, and the phase-change material heat dissipation layer is polyethylene glycol (PEG-1000) with the average molecular weight of 1000. Wherein, PEG-1000 is an organic solid-solid phase transition material, and the phase transition temperature of the PEG-1000 is increased along with the increase of the polymerization degree, so the average relative molecular weight of the PEG-1000 cannot be too high or too low, and when the PEG-1000 reaches the phase transition temperature (37-41 ℃), solid-solid phase transition occurs to absorb heat. Therefore, the phase-change material heat dissipation layer is arranged on the surface of the plug, when the working temperature of the plug is too high and exceeds the phase-change temperature of the phase-change material, solid-solid phase change occurs, heat is absorbed, the working temperature of the plug is reduced, the working performance of the plug is prevented from being influenced by the too high temperature, and the service life of the plug is prolonged.
Preferably, the surface of the plug is further provided with a graphene heat dissipation layer, and the thermal diffusion coefficient of the graphene heat dissipation layer is 2000mm2/s-2500mm2(ii)/s, the thermal conductivity of the graphene heat dissipation layer is 3000W/(m K) -3500W/(m K); graphene has splendid heat conduction heat dispersion, and its heat conductivity is 10 times stronger than silver, through addding graphite alkene heat dissipation layer, and it can go out the quick conduction of phase change material heat dissipation layer absorbed heat, avoids the heat to gather, and the radiating effect that will set up phase change material heat dissipation layer than single like this is better. Consequently, this application can improve the radiating effect of plug greatly through the dual heat conduction heat dissipation layer setting on graphite alkene heat dissipation layer + phase change material heat dissipation layer.
Preferably, the phase-change material heat dissipation layer surrounds the plug surface and is arranged in a shape of a square-circle structure and forms a first shape of a square-circle structure, the graphene heat dissipation layer surrounds the plug surface and is arranged in a shape of a square-circle structure and forms a second shape of a square-circle structure embedded with the first shape of the square-circle structure, and the phase-change material heat dissipation layer and the graphene heat dissipation layer are the same in thickness and are located on the same horizontal plane. The arrangement can reduce the overall thickness of the double heat dissipation layers due to the stacking arrangement, and meanwhile, the heat dissipation effect of the double heat dissipation layers is not influenced.
Preferably, the charging wire comprises a core wire, a tensile nylon wire, a metal outer sleeve and an insulating layer, the core wire and the tensile nylon wire are arranged in parallel, the metal outer sleeve wraps the core wire and the tensile nylon wire on the inner side, and the insulating layer wraps the metal outer sleeve; the heart yearn includes wire, rubber interlayer and metallic shield net, the wire outside is provided with the inlayer metal covering, be provided with the sawtooth on the surface of inlayer metal covering, the inlayer metal covering outside is provided with the rubber interlayer, the sawtooth embedding inside the rubber interlayer, the rubber interlayer outside is provided with the metallic shield net. Because heart yearn outside parcel has the inlayer metal covering to protect the heart yearn, prevent that the heart yearn from excessively bending, the metal overcoat in the outside still can carry out secondary protection to the heart yearn simultaneously, draw when external force draws the charging wire, external pulling force can all be resisted to inlayer metal covering and metal overcoat, sawtooth on the inlayer metal covering still can prevent rubber interlayer excessive deformation simultaneously, thereby avoid the heart yearn to be torn apart, when the junction of USB plug and charging wire needs the bending, rubber circle and clamping shell still can protect the charging wire at connection position, avoid the charging wire at connection position to take place bending fracture.
Preferably, the inside even ring cloth of charging wire is equipped with a plurality of tin-coated copper electricity core, and the outer wall of every tin-coated copper electricity core all is equipped with insulating coating, each it has the fire retardant layer to fill between the insulating coating, the outer wall parcel on fire retardant layer has the aluminium foil anti-interference layer, the outer wall on aluminium foil anti-interference layer is equipped with the elasticity net, the outer wall of elasticity net has cup jointed flexible oversheath, the cowboy hemp rope has been woven to the outer wall of flexible oversheath. Wherein, the setting up of cowherd's rope makes this charging wire durable wear-resisting, can not break off, and setting up of elasticity net and flexible oversheath makes this wire rod bending resistance and toughness good, and setting up of fire retardant coating has improved the fire behavior of whole charging wire, and setting up of a plurality of tin-coated copper electricity core makes the conduction area grow, and the transmission rate that charges becomes fast.
Compared with the prior art, the invention has at least the following beneficial effects:
according to the anti-fracture mechanism, the female clip in life is arranged to be clamped at the connecting position of the charging wire and the plug of the mobile phone, so that the situation of fracture caused by long-time bending of the connecting position can be prevented.
According to the invention, the arranged heat dissipation dustproof mechanism can reduce the temperature inside the plug through the arranged heat dissipation fan, thereby avoiding the situation of temperature overheating or explosion in the continuous charging process, and meanwhile, the heat dissipation dustproof mechanism is matched with the round shutter, so that the heat dissipation dustproof mechanism can be opened when in use and closed when not in use, thereby preventing dust from entering the inside of the plug.
According to the invention, the auxiliary blind quick charging mechanism has the advantage that the blind user can be helped to quickly charge through the arranged mobile phone limiting frame, the trouble that the blind user needs manual assistance is avoided, and meanwhile, the mechanism has the advantages of light weight and convenience in operation.
Drawings
FIG. 1 is a schematic perspective view of an auxiliary blind quick-charging mechanism according to the present invention;
FIG. 2 is an enlarged view of the three-dimensional structure of the heat dissipation and dust prevention mechanism of the present invention;
FIG. 3 is a sectional view of a front view of the auxiliary blind quick charging mechanism in accordance with the present invention;
FIG. 4 is an enlarged view showing a sectional structure of a radiator fan and a circular louver according to the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 3A;
FIG. 6 is an enlarged view of a portion of the structure of FIG. 2B;
FIG. 7 is a schematic diagram of the structure of the power-on flow of the heat dissipation and dust prevention mechanism of the present invention;
FIG. 8 is a schematic diagram of a power-off flow structure of the heat dissipation dustproof mechanism in the present invention;
fig. 9 is a schematic structural view of a phase-change material heat dissipation layer and a graphene heat dissipation layer provided on a plug according to the present invention;
fig. 10 is one of the structural schematic diagrams of the charging wire in the present invention;
FIG. 11 is a schematic view of the structure of a core wire in the present invention;
fig. 12 is a second schematic view of the charging cable according to the present invention.
In the figure: 101. a plug; 1011. a phase change material heat dissipation layer; 1012. a graphene heat dissipation layer; 102. a USB plug; 103. a first connector; 104. a charging wire; 1041. a core wire; 10411. a wire; 10412. an inner metal jacket; 104121, saw teeth; 10413. a rubber interlayer; 10414. a metal shielding mesh; 1042. tensile nylon thread; 1043. a metal jacket; 1044. an insulating layer; 1045. plating a tin-copper battery cell; 10451. an insulating coating layer; 10452. a flame retardant layer; 1046. an aluminum foil anti-interference layer; 1047. an elastic net; 1048. a flexible outer sheath; 1049. jean hemp rope; 105. a second connector; 106. a mobile phone charging head; 2. a limiting column; 3. a clip shell; 301. a through hole; 4. a rubber ring; 5. a miniature battery; 6. a controller; 7. an intelligent sensor; 8. a heat radiation fan; 9. a circular louver; 901. a limiting groove; 10. a fixed box; 11. a micro motor; 12. a belt pulley; 13. a belt; 14. a speaker; 15. a mobile phone limiting frame; 1501. a holding groove; 1502. a threading slot; 1503. threading holes; 16. a heat dissipation groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the utility model provides a can prevent cracked cell-phone charger of charging wire and plug connection department, includes the charger, and the charger includes plug 101, charging wire 104 and cell-phone charging head 106, and the both ends of charging wire 104 are provided with the mechanism of preventing splitting who has the card double-layered shell 3 respectively, are provided with the dustproof mechanism of heat dissipation that has radiator fan 8 and circular shutter 9 on the plug 101, and the cell-phone is charged and is provided with the blind mechanism of filling of assistance that has the spacing frame 15 of cell-phone on the head 106.
In this embodiment, as shown in fig. 1, fig. 3 and fig. 5, the anti-fracture mechanism includes spacing post 2, clamping shell 3 and rubber ring 4, the circumference outer wall surface joint of 3cm that charging wire 104 is close to first connector 103 has clamping shell 3, the both ends punishment of first connector 103 do not is provided with a spacing post 2, run through on the clamping shell 3 and seted up two through-holes 301, spacing post 2 all runs through two through-holes 301, rubber ring 4 and parcel to the outer wall of charging wire 104 are installed to the inner wall embedded of clamping shell 3, be provided with the anti-fracture mechanism on the circumference outer wall of 3cm that charging wire 104 is close to second connector 105.
In this embodiment, as shown in fig. 2, fig. 4, fig. 6 to fig. 8 show, heat dissipation dustproof mechanism includes miniature storage battery 5, controller 6, intelligent sensor 7, radiator fan 8 and circular shutter 9, the round hole has been seted up in one side of plug 101 runs through, embedded radiator fan 8 of installing on the round hole, radiator fan 8's one side fixedly connected with circular shutter 9, the top fixedly connected with containing box 10 of circular shutter 9, the inside fixed mounting of containing box 10 has micro motor 11, fixedly connected with belt pulley 12 on micro motor 11's the output shaft, belt pulley 12's the reverse winding in surface has two belts 13.
In this embodiment, as shown in fig. 6, a limiting groove 901 is vertically formed in the top of the circular louver 9 in a penetrating manner, the two belts 13 vertically penetrate the limiting groove 901, and the inside of the circular louver 9 is in a C-shaped cavity structure.
In this embodiment, as shown in fig. 4, the inside of the plug 101 is a cavity structure, the inverter, the controller 6 and the intelligent sensor 7 are sequentially installed on the top of the plug 101 from left to right, the inverter, the controller 6 and the intelligent sensor 7 are all connected with the miniature storage battery 5 of the power supply, and the miniature storage battery 5 is installed on the bottom of the plug 101.
In this embodiment, as shown in fig. 1 and fig. 3, the auxiliary blind charging mechanism includes a mobile phone limiting frame 15, the bottom of the mobile phone charging head 106 is provided with a second connector 105, a speaker 14 is mounted on the surface of the second connector 105, a vertical groove is vertically formed in the middle of the bottom of the mobile phone limiting frame 15 in a penetrating manner, the mobile phone charging head 106 is embedded in the vertical groove of the mobile phone limiting frame 15, the holding grooves 1501 are symmetrically arranged on two sides of the mobile phone limiting frame 15, and the front and the back of the mobile phone limiting frame 15 are both provided with an array-type heat dissipation groove 16.
In this embodiment, as shown in fig. 1 and 3, the bottom of the mobile phone limiting frame 15 is fixedly connected with two fixing rods, and the two fixing rods are fixedly connected to the top surface of the base; the base has vertically seted up threading groove 1502, and the front level of base has seted up threading hole 1503 to in extending to threading groove 1502, charging wire 104 penetrates in threading groove 1502 and threading hole 1503 respectively.
In this embodiment, as shown in fig. 4, a reverse spring is arranged inside the clamping shell 3, the clamping shell 3 is a structure of a "quilt clip" that prevents a quilt of a clothes airing clothes from being blown down by wind in the present life, the rubber ring 4 is arranged on the inner wall of the clamping shell 3 and mainly plays a role of clamping, and the USB plug 102 is inserted into the plug 101.
In this embodiment, as shown in fig. 1, the mobile phone limiting frame 15 is a high-crystalline transparent plastic mobile phone limiting frame, and the high-crystalline transparent plastic mobile phone limiting frame mainly has the advantages of light weight and convenience in taking.
In this embodiment, as shown in fig. 9, a phase-change material heat dissipation layer 1011 is disposed on a surface of the plug 101, and the phase-change material heat dissipation layer 1011 is polyethylene glycol (PEG-1000) with an average molecular weight of 1000. Wherein, PEG-1000 is an organic solid-solid phase transition material, and the phase transition temperature of the PEG-1000 is increased along with the increase of the polymerization degree, so the average relative molecular weight of the PEG-1000 cannot be too high or too low, and when the PEG-1000 reaches the phase transition temperature (37-41 ℃), solid-solid phase transition occurs to absorb heat. Therefore, according to the present application, by providing the phase-change material heat dissipation layer 1011 on the surface of the plug 101, when the operating temperature of the plug 101 is too high and exceeds the phase-change temperature of the phase-change material, solid-solid phase change occurs, and heat is absorbed, so that the operating temperature of the plug 101 is reduced, the working performance of the plug 101 is prevented from being affected by the too high temperature, and the service life of the plug is further prolonged.
In this embodiment, as shown in fig. 9, a graphene heat dissipation layer 1012 is further disposed on a surface of the plug 101, and a thermal diffusivity of the graphene heat dissipation layer 1012 is 2000mm2/s-2500mm2(ii)/s, the thermal conductivity of the graphene thermal dissipation layer 1012 is 3000W/(m × K) -3500W/(m × K); graphene has splendid heat conduction heat dispersion, and its heat conductivity is 10 times stronger than silver, through addding graphite alkene heat dissipation layer 1012, it can go out the quick conduction of the heat that phase change material heat dissipation layer 1011 absorbed, avoids the heat to gather, and the radiating effect that will set up phase change material heat dissipation layer 1011 like this than single is better. Therefore, the dual heat-conducting heat dissipation layer of the graphene heat dissipation layer 1012+ the phase-change material heat dissipation layer 1011 is arranged, so that the heat dissipation effect of the plug 101 can be greatly improved.
In this embodiment, as shown in fig. 9, the phase-change material heat dissipation layer 1011 surrounds the surface of the plug 101 and is disposed in a loop structure to form a first loop structure, the graphene heat dissipation layer 1012 surrounds the surface of the plug 101 and is disposed in a loop structure to form a second loop structure embedded with the first loop structure, and the phase-change material heat dissipation layer 1011 and the graphene heat dissipation layer 1012 have the same thickness and are located on the same horizontal plane. The arrangement can reduce the overall thickness of the double heat dissipation layers due to the stacking arrangement, and meanwhile, the heat dissipation effect of the double heat dissipation layers is not influenced.
In this embodiment, as shown in fig. 10 and 11, the charging wire 104 includes a core wire 1041, a tensile nylon wire 1042, a metal sheath 1043 and an insulating layer 1044, the core wire 1041 and the tensile nylon wire 1042 are disposed in parallel, the metal sheath 1043 wraps the core wire 1041 and the tensile nylon wire 1042 at the inner side, and the insulating layer 1044 wraps the metal sheath 1043; the core wire 1041 includes a wire 10411, a rubber interlayer 10413 and a metal shielding net 10414, an inner metal sleeve 10412 is arranged outside the wire 10411, sawteeth 104121 are arranged on the outer surface of the inner metal sleeve 10412, the rubber interlayer 10413 is arranged outside the inner metal sleeve 10412, the sawteeth 104121 are embedded into the rubber interlayer 10413, and the metal shielding net 10414 is arranged outside the rubber interlayer 10413. Because the outside parcel of heart yearn 1041 has inlayer metal covering 10412 to protect heart yearn 1041, prevent that heart yearn 1041 from excessively bending, the metal overcoat 1043 in the outside still can carry out secondary protection to heart yearn 1041 simultaneously, draw when charging wire 104 is dragged to external force, outer pulling force can all be resisted to inlayer metal covering 10412 and metal overcoat 1043, sawtooth 104121 on the inlayer metal covering 10412 still can prevent rubber interlayer 10413 from excessively warping simultaneously, thereby avoid heart yearn 1041 to be torn, when the junction of USB plug 102 and charging wire 104 needs the bending, clamping shell 3 and rubber ring 4 still can protect the charging wire 104 at connection position, avoid connection position's charging wire 104 to take place bending fracture.
In another embodiment, as shown in fig. 12, a plurality of tin-plated copper battery cells 1045 are uniformly arranged around the inside of the charging wire 104, an insulating coating 10451 is arranged on an outer wall of each tin-plated copper battery cell 1045, a flame retardant layer 10452 is filled between the insulating coatings 10451, an aluminum foil anti-interference layer 1046 is wrapped on an outer wall of the flame retardant layer 10452, an elastic net 1047 is arranged on an outer wall of the aluminum foil anti-interference layer 1046, a flexible outer sheath 1048 is sleeved on an outer wall of the elastic net 1047, and a jean rope 1049 is woven on an outer wall of the flexible outer sheath 1048. Wherein, jean hemp rope 1049's setting makes this charging wire durable wear-resisting, can not break off, and the setting up of elasticity net 1047 and flexible oversheath 1048 makes this wire rod bending resistance and toughness good, and setting up of fire retardant layer 10452 has improved the fire behavior of whole charging wire, and setting up of a plurality of tin-coated copper electricity core 1045 makes the conduction area grow, and the transmission rate that charges becomes fast.
The use method and the advantages of the invention are as follows: this kind of can prevent the cracked cell-phone charger of charging wire and plug connection department when using, the course of operation is as follows:
as shown in fig. 1, fig. 3 and fig. 5, if it is necessary to prevent the first connecting head 103 from breaking with the rubber ring 4, the second connecting head 105 and the rubber ring 4, only the clip shell 3 needs to be opened, the clip shell 3 is the structure of the "quilt clip" that the quilt of the clothes airing clothes is prevented from being blown down by wind in the present life, and at the same time, the through hole 301 is aligned with the position of the spacing column 2 to be fixed, so that when the clip shell 3 is clamped tightly, the charging wire 104 is wrapped by the rubber ring 4 arranged at this time, the breaking defects of the first connecting head 103, the rubber ring 4, the second connecting head 105 and the rubber ring 4 can be prevented, and meanwhile, the mechanism is convenient to mount and dismount, only the clip shell 3 needs to be opened by one hand, and under the action of the reverse spring arranged inside the clip shell 3, the rapid clamping and the disengagement can be realized, and the clip shell 3 belongs to the prior art, which is not repeated.
As shown in fig. 2, 4, 6 to 8, when the charger is charging, the temperature of the surface of the plug 101 is very high, which is easy to reduce the service life of the plug 101, the heat dissipation dustproof mechanism is arranged, when the plug 101 is plugged, the current and voltage charged by the inverter are converted into the current and voltage needed by the micro battery 5, the heat dissipation fan 8 and the micro motor 11, at this time, the micro battery 5 starts to store electricity, the heat dissipation fan 8 and the micro motor 11 start to operate when the plug 101 is plugged, firstly, the heat dissipation fan 8 rotates, the synchronous micro motor 11 starts to rotate forwards, under the driving of the micro motor 11, the fan blades of the circular louver 9 start to open, so that the heat dissipation fan 8 can blow out the air inside the plug 101 and simultaneously flow in new air, the micro motor 11 controls the rotation speed and rotation direction thereof by the single chip PWM in the controller 6, just so avoided the manual work to open the trouble of closed circular shutter 9, when pulling out plug 101, controller 6, intelligent sensor 7, micro motor 11 is supplied power by miniature storage battery 5 this moment, intelligent sensor 7 can sense the charger and lack the electricity this moment, simultaneously with signal transmission for controller 6, controller 6 control storage battery gives miniature storage battery 5 and gives micro motor 11 power supply and lets its work once more, micro motor 11 controls its rotational speed and pivoted direction via the singlechip PWM in controller 6 this moment, micro motor 11 begins the reversal simultaneously, and the number of turns of reversal is more than 1 circle of corotation number of turns, 360 degrees promptly, so both can make circular shutter 9 closed, mainly in order to prevent plug 101 at the in-process that does not use, avoid the intervention of dust.
As shown in fig. 1 and fig. 3, when the blind person user needs to charge, at the moment, only the switch of the speaker 14 carried with him/her needs to be pressed, at the moment, the sound of ' owner, i ' here ' recorded in advance can be emitted from the inside of the speaker 14, when the blind person user contacts the mobile phone limiting frame 15, the blind person user only needs to face the screen of the mobile phone to the front, then slowly slide down from top to bottom along the internal cavity of the mobile phone limiting frame 15, and can be inserted into the mobile phone charging head 106, so that the trouble that the blind person user needs to assist by other people when charging is avoided, and meanwhile, the trouble that the mobile phone charging head 106 repeatedly rubs the charging port at the bottom of the mobile phone to damage the mobile phone charging head 106 when the blind person charges is also avoided.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a can prevent cracked cell-phone charger of charging wire and plug connection department, a serial communication port, including the charger, the charger includes plug (101), charging wire (104) and cell-phone head (106) that charges, the both ends of charging wire (104) are provided with the anti-fracture mechanism who has a clamping shell (3) respectively, be provided with the dustproof mechanism of heat dissipation that has radiator fan (8) and circular shutter (9) on plug (101), be provided with the supplementary blind mechanism of filling soon that has cell-phone spacing frame (15) on the cell-phone head (106) that charges.
2. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: prevent that fracture mechanism includes spacing post (2), clamping shell (3) and rubber ring (4), charging wire (104) are close to 3 cm's of first connector (103) circumference outer wall surface joint has clamping shell (3), the both ends punishment of first connector (103) do not is provided with one spacing post (2), run through on clamping shell (3) and seted up two through-holes (301), spacing post (2) all run through two through-holes (301), rubber ring (4) and parcel to charging wire (104) are installed to the inner wall embedded of clamping shell (3) on, charging wire (104) are provided with on being close to the 3 cm's of second connector (105) circumference outer wall and prevent fracture mechanism.
3. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the dustproof mechanism of heat dissipation includes miniature storage battery (5), controller (6), intelligent sensor (7), radiator fan (8) and circular shutter (9), the round hole has been seted up in one side run through of plug (101), embedded radiator fan (8) of installing on the round hole, circular shutter (9) of one side fixedly connected with of radiator fan (8), the fixed case of top fixedly connected with (10) of circular shutter (9), the inside fixed mounting of fixed case (10) has micro motor (11), fixedly connected with belt pulley (12) on the output shaft of micro motor (11), the reverse winding in surface of belt pulley (12) has two belts (13).
4. The mobile phone charger according to claim 3, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the top of the round shutter (9) is vertically penetrated and provided with a limiting groove (901), the two belts (13) vertically penetrate through the limiting groove (901), and the inside of the round shutter (9) is of a C-shaped cavity structure.
5. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the inside of plug (101) is the cavity structure, dc-to-ac converter, controller (6) and intelligent sensor (7) are installed from a left side to the right side in proper order to the top of plug (101), the miniature storage battery (5) of equal inscription power of dc-to-ac converter, controller (6) and intelligent sensor (7).
6. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: assist blind mechanism of charging to include the spacing frame of cell-phone (15), the bottom that the cell-phone charges head (106) is second connector (105), the surface mounting of second connector (105) has speaker (14), the vertical groove of having seted up of the middle part department of the bottom of the spacing frame of cell-phone (15), the embedded cell-phone that charges head (106) of installing of the vertical inslot of the spacing frame of cell-phone (15), the bilateral symmetry of the spacing frame of cell-phone (15) is provided with holds groove (1501), array radiating groove (16) have all been seted up at the front and the back of the spacing frame of cell-phone (15).
7. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the bottom fixedly connected with two dead levers of cell-phone spacing frame (15), two dead lever fixed connection is to the top surface of base on, the base has vertically seted up through wires groove (1502), through wires hole (1503) have been seted up to the front level of base to extend to in through wires groove (1502), charging wire (104) penetrate respectively in through wires groove (1502) and through wires hole (1503).
8. The mobile phone charger according to claim 2, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the inside of the clamping shell (3) is provided with a reverse spring, and the plug (101) is inserted with a USB plug (102).
9. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the surface of the plug (101) is provided with a phase-change material heat dissipation layer (1011), and the phase-change material heat dissipation layer (1011) is polyethylene glycol with the average molecular weight of 1000.
10. The mobile phone charger according to claim 1, wherein the connection between the charging wire and the plug is prevented from being broken, and the mobile phone charger comprises: the charging wire (104) comprises a core wire (1041), a tensile nylon wire (1042), a metal jacket (1043) and an insulating layer (1044), wherein the core wire (1041) and the tensile nylon wire (1042) are arranged in parallel, the metal jacket (1043) wraps the core wire (1041) and the tensile nylon wire (1042) at the inner side, and the insulating layer (1044) wraps the metal jacket (1043); heart yearn (1041) includes wire (10411), rubber interlayer (10413) and metallic shield net (10414), wire (10411) outside is provided with inlayer metal covering (10412), be provided with sawtooth (104121) on the surface of inlayer metal covering (10412), inlayer metal covering (10412) outside is provided with rubber interlayer (10413), sawtooth (104121) embedding inside rubber interlayer (10413), rubber interlayer (10413) outside is provided with metallic shield net (10414).
CN202111203726.1A 2021-10-15 2021-10-15 Mobile phone charger capable of preventing connection part of charging wire and plug from being broken Active CN113964899B (en)

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US20050000559A1 (en) * 2003-03-24 2005-01-06 Yuma Horio Thermoelectric generator
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