CN109066915A - A kind of wireless charger - Google Patents

A kind of wireless charger Download PDF

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Publication number
CN109066915A
CN109066915A CN201811138934.6A CN201811138934A CN109066915A CN 109066915 A CN109066915 A CN 109066915A CN 201811138934 A CN201811138934 A CN 201811138934A CN 109066915 A CN109066915 A CN 109066915A
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CN
China
Prior art keywords
air bag
sucker
hollow shaft
wireless charger
wireless charging
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811138934.6A
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Chinese (zh)
Inventor
蒋西洲
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811138934.6A priority Critical patent/CN109066915A/en
Publication of CN109066915A publication Critical patent/CN109066915A/en
Pending legal-status Critical Current

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    • H02J7/025
    • H02J5/005
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/0044Circuit 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention is suitable for wireless charging technical field, a kind of wireless charger is provided, including vacuum generator, the wireless charging module above the vacuum generator, sucker and hollow shaft above the wireless charging module;One end of the hollow shaft is connected to after passing through the wireless charging module with the sucker, and the other end of the hollow shaft is connected to the vacuum generator, and the vacuum generator can generate negative pressure so that the sucker suction is adsorbed object.Wireless charger of the invention using vacuum generator by cooperating sucker to carry out wireless charging come adsorbate body, or function only as the effect of a bracket, for in such a way that mechanical grip is adsorbed object, more convenient and taking and placing are time saving, for in such a way that magnetic-adsorption is adsorbed object, it avoids increasing eddy-current loss and leading to serious problem of generating heat, considerably increases the competitiveness of product in market.

Description

A kind of wireless charger
Technical field
The invention belongs to wireless charging technical field, in particular to a kind of wireless charger.
Background technique
Most of mobile phone for vehicle wireless charger in the market, needs to fix mobile phone with the mode of mechanical grip, less just Just taking and placing, or the regular hour is needed when taking and placing.And portioned product can not achieve the arbitrary orientation placement of mobile phone. Currently, arbitrary orientation placement may be implemented in the mode of magnet and iron plate cooperation absorption mobile phone, but the magnet and iron plate are wireless Near charging module, this undoubtedly increases the eddy-current loss of whole system, so as to cause wireless charger fever than more serious.
Summary of the invention
The purpose of the present invention is to provide a kind of wireless chargers, it is intended to solve existing wireless charger using magnet with Iron plate will lead to wireless charger when cooperating and generate heat serious technical problem.
The invention is realized in this way provide a kind of wireless charger, including vacuum generator, it is set to the negative pressure and generates Wireless charging module above device, the sucker above the wireless charging module and hollow shaft;The one of the hollow shaft End is connected to after the wireless charging module with the sucker, and the other end of the hollow shaft and the vacuum generator connect Logical, the vacuum generator can generate negative pressure so that the sucker suction is adsorbed object.
Further, the vacuum generator includes air bag and the compression assemblies for squeezing the air bag, the air bag With intake valve and air outlet valve, one end far from the sucker of the hollow shaft is connected to the intake valve of the air bag.
Further, the compression assemblies include close to the upper buck plate of wireless charging module setting, set on described The lower platen of the side far from the wireless charging module of upper buck plate, and set on the lower platen far from the upper dress The bottom plate of the side of matching board, the air bag between the lower platen and the bottom plate, the upper buck plate with It is connected between the lower platen by multiple elastomeric elements;When pressing the sucker towards the direction of the air bag, the hollow shaft The lower platen can be pushed, the air in the air bag is discharged from the air outlet valve of the air bag to squeeze the air bag.
Further, the wireless charger further includes being set between the wireless charging module and the upper buck plate Locking device.
Further, the compression assemblies include close to the upper buck plate of wireless charging module setting, set on described The top board of the side far from the wireless charging module of upper buck plate, and set on the top board far from the upper dress The motor of the side of matching board, the air bag is between the upper buck plate and the top board;The motor can drive described Top board is mobile towards the direction of the air bag, arranges the air in air bag from the air outlet valve of the air bag to squeeze the air bag Out.
Further, the motor include rotation axis, the motor body that is connect with one end of the rotation axis, and with institute The cam for stating the other end connection of rotation axis, can squeeze the top board when cam is rotated with the rotation axis.
Further, the wireless charger further includes the switch contact pair set on the side of the cam, is used to open Or close the motor;The switch contact pair includes the first elastic slice and one far from the cam for being set to first elastic slice Second elastic slice of side, first elastic slice contact in its natural state with second elastic slice, and the cam is with the rotation axis When rotation, second elastic slice can be squeezed and keep second elastic slice mobile towards the direction far from first elastic slice.
Further, the vacuum generator includes cylinder and the motor for driving cylinder progress air-breathing and exhaust;Institute Cylinder is stated to include cylinder block, be set to the piston rod that the intracorporal piston of the cylinder and one end connect the piston, the piston One end that the other end of bar passes through the cylinder block is connect with motor, and the other end of the cylinder block is equipped with intake valve and outlet One end far from the sucker of valve, the hollow shaft is connected to the intake valve of the cylinder.
Further, the motor include rotation axis, the motor body that is connect with one end of the rotation axis, and with institute State the cam of the other end connection of rotation axis;The distal end of the cam is connect with the other end of the piston rod.
Further, the hollow shaft and the vacuum generator pass through piping connection, have gas bleeder valve on the pipeline, Suction function for releasing the vacuum generator is adsorbed object in order to remove.
The beneficial effect of wireless charger provided by the invention is: by cooperating sucker to adsorb using vacuum generator It is adsorbed object and carries out wireless charging, or function only as the effect of a bracket, be adsorbed object relative to by mechanical grip Mode for, more convenient and taking and placing are time saving, in such a way that magnetic-adsorption is adsorbed object, avoid increasing Eddy-current loss and lead to serious problem of generating heat, considerably increase the competitiveness of product in market.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the wireless charger that first embodiment of the invention provides;
Fig. 2 is the structural schematic diagram for the wireless charger that second embodiment of the invention provides;
Fig. 3 is the structural schematic diagram for the wireless charger that third embodiment of the invention provides.
Meaning marked in the figure are as follows: 1- shell, 11- metal ball, 12- pedestal, the second magnet ring of 13-, 2- sucker, 3- are hollow Axis, 31- gas bleeder valve, 32-, which loses heart, to be switched, 4- wireless charging module, the upper buck plate of 51-, 52- lower platen, the first magnet ring of 521-, 53- air bag, 531- intake valve, 532- air outlet valve, 54- bottom plate, 55- upper mounted plate, 551- first connecting rod, 552- second Connecting rod, 553- third connecting rod, 56- elastomeric element, 57- top board, 6- locking device, 61- solve lock-switch, 7- motor, 71- Motor body, 72- rotation axis, 73- cam, 8- cylinder, 81- cylinder block, 82- piston, 83- piston rod, 9- switch contact pair, The first elastic slice of 91-, the second elastic slice of 92-.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention.
It should be noted that when component is referred to as " being fixed on " or " being set to " another component, it can directly or It connects on another component.When a component is known as " being connected to " another component, it be can be directly or indirectly It is connected on another component.The orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right" is based on attached drawing Shown in orientation or positional relationship, be merely for convenience of describing, rather than the device or element of indication or suggestion meaning must have There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to this patent.Term " first ", " second " is used merely to facilitate description purpose, is not understood to indicate or imply relative importance or implicitly indicates technical characteristic Quantity.The meaning of " plurality " is two or more, unless otherwise specifically defined.
In order to illustrate technical solutions according to the invention, it is described in detail below in conjunction with specific accompanying drawings and embodiments.
Embodiment one:
Fig. 1 shows the structural schematic diagram of the wireless charger of first embodiment of the invention offer, the wireless charger packet Vacuum generator, the wireless charging module 4 above vacuum generator, the sucker 2 above wireless charging module 4 are included, And hollow shaft 3;One end of hollow shaft 3 is connected to after passing through wireless charging module 4 with sucker 2, the other end and negative pressure of hollow shaft 3 Generator connection, vacuum generator can generate negative pressure so that 2 adsorbate body of sucker.Wherein, wireless charging module 4 can be adopted It is realized with the prior art, such as wireless charging module 4 may include magnetic coupling coil, realizes wireless charging using electromagnetic coupling, In the present invention with no restriction.
The wireless charger that first embodiment of the invention provides, by cooperating sucker 2 to adsorb quilt using vacuum generator Absorbent bodies carry out wireless charging, or function only as the effect of a bracket, are adsorbed object relative to by mechanical grip For mode, more convenient and taking and placing are time saving, in such a way that magnetic-adsorption is adsorbed object, avoid increasing whirlpool Stream is lost and leads to serious problem of generating heat, and considerably increases the competitiveness of product in market.
It should be noted that sucker 2 can adsorb all being inhaled with smooth surface in wireless charger of the invention Addendum body, as long as the weight for being adsorbed object is no more than the practical adsorption capacity of wireless charger, for example, working as absorbate When body is equipment (mobile phone, tablet computer etc.) with wireless charging function, absorbate physical efficiency is steadily adsorbed by sucker And carry out wireless charging;When to be adsorbed object be equipment (mobile phone, tablet computer etc.) without wireless charging function, inhaled Addendum physical efficiency is steadily adsorbed by sucker, and wireless charger can be used as a kind of bracket use at this time.
Specifically, sucker 2 includes sucker ontology, has venthole on the sucker ontology, and the separate negative pressure of hollow shaft 3 generates One end of device is connected to the venthole of sucker 2, thus when having negative pressure in vacuum generator, it being capable of adsorbate body.
Further, in the present embodiment, vacuum generator includes air bag 53 and the compression assemblies that are used for extruding gasbag 53, Wherein, air bag 53 has intake valve 531 and air outlet valve 532, one end of the separate sucker 2 of hollow shaft 3 and the intake valve of air bag 53 531 connections.
Specifically, compression assemblies include the upper buck plate 51 being arranged close to wireless charging module 4, set on upper buck plate 51 The lower platen 52 of side far from wireless charging module 4, and under the side far from upper buck plate 51 of lower platen 52 Fixed plate 54, air bag 53 is between lower platen 52 and bottom plate 54;Towards air bag 53 direction pressing sucker 2 when, hollow shaft 3 Lower platen 52 can be pushed mobile towards bottom plate 54, air outlet valve of the air in air bag 53 from air bag 53 is made with compressing gasbag 53 532 discharges, while when removing the pressure of pressing sucker 2, air bag 53 itself have it is elastic, air bag 53 by after compressive deformation always Have the tendency that one swells, to restore original shape, therefore generates a negative pressure inside air bag 53, air bag 53 can pass through sucker 2 Venthole suck air, to weaken the underbalance effect of air bag 53, if at this time using being adsorbed the ventilation that object blocks sucker 2 Hole, then absorbate cognition is adsorbed by sucker 2.
Specifically, referring to attached drawing 1, upper buck plate 51 is equipped with a through-hole (not shown), the separate sucker 2 of hollow shaft 3 One end pass through upper buck plate 51 and towards far from sucker 2 direction extend, and hollow shaft 3 can be done in the through-hole of upper buck plate 51 it is past Multiple movement, therefore when the direction pressing sucker 2 of present dynasty's air bag 53, one end of the separate sucker 2 of hollow shaft 3 can be with lower platen 52 Contact, and lower platen 52 is pushed towards the direction of air bag 53, achieve the purpose that compressing gasbag 53.
Specifically, hollow shaft 3 is the rigid pipe with certain mechanical strength, can be also indeformable by repeatedly pressing.
Further, in the present embodiment, wireless charger further include be set to wireless charging module 4 and upper buck plate 51 it Between locking device 6, for being limited to hollow shaft 3.
Specifically, locking device 6 includes positioning pin (not shown), and the groove that hollow shaft 3 is equipped with corresponding positioning pin (is not schemed Show), when hollow shaft 3 is toward close to the direction of air bag 53 movement certain position, one end of positioning pin is fallen into groove, is stopped hollow Axis 3 is toward the direction movement far from air bag 53, but hollow shaft 3 remains unchanged energy toward close to the movement of the direction of air bag 53.
Optionally, the depth of the groove in hollow shaft 3 is gradually reduced towards the direction close to sucker 2, so that when positioning pin When one end is fallen into groove, the past direction far from air bag 53 of hollow shaft 3 can be stopped mobile, but hollow shaft 3 still can be past close The direction of air bag 53 is mobile.
Specifically, it is connected between upper buck plate 51 and lower platen 52 by multiple elastomeric elements 56.Optionally, elastomeric element 56 can be tension spring or other flexible elements.
It should be noted that when will be adsorbed object be connected to sucker 2 separate wireless charging module 4 side simultaneously vigor When the direction pressing sucker 2 of capsule 53, hollow shaft 3 pushes lower platen 52 mobile to the direction of air bag 53 together, with compressing gasbag 53 The partial air in air bag 53 is discharged from the air outlet valve 532 of air bag 53, after cancelling pressure, multiple elastomeric elements 56 are to be at this time Tensional state, under the elastic force of multiple elastomeric elements 56, lower platen 52 and hollow shaft 3 can be towards the directions far from air bag 53 mobile one Set a distance, and hollow shaft 3 is lockked by locking device 6, limitation hollow shaft 3 is sprung back to initially under the elastic force of multiple elastomeric elements 56 State, at this point, outside air can not enter in air bag 53 from the venthole of sucker 2 since the venthole of sucker 2 is plugged, and Air bag 53 is spaced with lower platen 52 again, then air bag 53 has the tendency that one swells always, therefore one is generated inside air bag 53 Negative pressure enables wireless charging module 4 to be to be adsorbed object to carry out wireless charging so that adsorbing sucker 2 is adsorbed object Electricity.
Specifically, the air outlet valve 532 of air bag 53 is check valve, i.e. gas can only be discharged in the air outlet valve 532 of air bag 53 outwardly, Gas can not enter inside air bag 53 from the air outlet valve 532 of air bag 53.
Further, in the present embodiment, gas bleeder valve 31 is equipped between sucker 2 and the intake valve 531 of air bag 53, to inhale When 2 adsorbate body of disk, gas bleeder valve 31 is opened, admits air into air bag 53, releases the suction function of air bag 53, convenient for using Family, which is removed, is adsorbed object, while being also avoided that user removes when being adsorbed object, and the structures such as sucker 2 and hollow shaft 3 are in strength It is damaged under drawing.For example, with the discouraged switch 32 of gas bleeder valve 31 and corresponding gas bleeder valve 31 in hollow shaft 3, when needs are being inhaled When addendum body is removed from sucker 2, touches the switch 32 that loses heart and lose heart.Optionally, gas bleeder valve 31 can be mechanical valve, It is also possible to solenoid valve.
Further, in the present embodiment, locking device 6 is equipped with solution lock-switch 61, for solving to locking device 6 Lock can be unlocked locking device 6, hollow shaft 3 can be in elastomeric element 56 with discharging hollow shaft 3 by the solution lock-switch 61 Elastic force under be reset to original state.
Optionally, solution lock-switch 61 is handle, the positioning pin connection of the handle and locking device 6, by pulling this outwardly Handle can take out positioning pin from groove, to be unlocked to locking device 6 to discharge hollow shaft 3, so that hollow shaft 3 can be reset to original state under the elastic force of elastomeric element 56.
It should be understood that in wireless charger of the invention, the structure of locking device 6 is not limited merely to above-mentioned be remembered The structure of the structure of load, above-mentioned documented locking device 6 is one embodiment of working principle for convenience of description, as long as can be real The structure of existing above functions, within protection scope of the present invention.
Optionally, discouraged switch 32 and solution lock-switch 61 are interaction relation, open one in the two, that is, can be achieved at the same time The function of losing heart with the unlock of hollow shaft 3, while for example, pressing is lost heart, gas bleeder valve 31 are connected in switch 32, the handle of locking device 6 (solution lock-switch 61) can eject outwardly, and the positioning pin of locking device 6 is deviate from from the groove of hollow shaft 3;Similarly, hand is pulled outwardly Handle deviates from the positioning pin of locking device 6 from the groove of hollow shaft 3, while the switch 32 that loses heart can be subdued towards inside, and loses heart Valve 31 can be switched on.
Further, in the present embodiment, wireless charger further include be set to wireless charging module 4 and locking device 6 it Between upper mounted plate 55, by more between the edge of upper mounted plate 55, the edge of upper buck plate 51 and the edge of bottom plate 54 A first connecting rod 551 is rigidly connected, i.e., through the fixed upper mounted plate 55 of multiple first connecting rods 551, upper buck plate 51 under Fixed plate 54.Optionally, upper mounted plate 55, upper buck plate 51 and bottom plate 54 respectively can be with multiple first connecting rods 551 But it is not limited by welding and realizes rigid connection.
Further, in the present embodiment, lower platen 52 is metal material product, is arranged the first magnetic in 52 surrounding of lower platen Ring 521, first magnet ring 521 are connect by multiple second connecting rods 552 with the edge rigid of upper buck plate 51, i.e., by multiple Second connecting rod 552 fixes the first magnet ring 521 and upper buck plate 51, so that in its natural state, first magnet ring 521 and pushing The magnetic connection of plate 52, it is in the same plane.When hollow shaft 3 pushes, lower platen 52 is pushed to move downward, at this point, the first magnetic Ring 521 and lower platen 52 are detached from, and elastomeric element 56 is in tensional state.Optionally, the first magnet ring 521 and multiple first connecting rods 551 can be, but not limited to realize rigid connection by welding.
Further, in the present embodiment, wireless charger further includes shell 1, wherein sucker 2 is set to outside shell 1, nothing Line charging module 4, upper mounted plate 55, locking device 6 and vacuum generator are set in shell 1, and one end of hollow shaft 3 passes through upper It is connected to after fixed plate 55, wireless charging module 4 and shell 1 with sucker 2, the other end of hollow shaft 3 is connected to vacuum generator.
Optionally, in the present embodiment, sucker 2 can be, but not limited to be bonded in hollow shaft 3 by glue far from negative pressure production One end of raw device, hollow shaft 3 can be, but not limited to be attached on lower platen 52 by glue far from one end of sucker 2, to prevent Hollow shaft 3 and sucker 2 fall off from the shell 1 of wireless charger, it is of course also possible to use other way prevents hollow shaft 3 and inhales Disk 2 falls off from wireless charger.
Further, in the present embodiment, wireless charger further include pedestal 12, the metal that is rotationally connected on pedestal 12 Ball 11, and in shell 1 and be located at bottom plate 54 separate air bag 53 side the second magnet ring 13, wherein metal The side of the separate pedestal 12 of ball 11 passes through shell 1 and connect with the second magnet ring 13, so that shell 1 of the invention can be with opposite base 12 universal rotationals, it is user-friendly.
Embodiment two:
Fig. 2 shows the schematic diagram for the wireless charger that second embodiment of the invention provides, which includes negative Generator, the wireless charging module 4 above vacuum generator, the sucker 2 above wireless charging module 4 are pressed, and Hollow shaft 3;One end of hollow shaft 3 is connected to after passing through wireless charging module 4 with sucker 2, and the other end and negative pressure of hollow shaft 3 generate Device connection, vacuum generator can generate negative pressure so that 2 adsorbate body of sucker.Wherein, wireless charging module 4 can be used existing There is technology realization, such as wireless charging module 4 may include magnetic coupling coil, wireless charging is realized using electromagnetic coupling, at this In invention with no restriction.
The wireless charger that second embodiment of the invention provides, by cooperating sucker 2 to adsorb quilt using vacuum generator Absorbent bodies carry out wireless charging, or function only as the effect of a bracket, are adsorbed object relative to by mechanical grip For mode, more convenient and taking and placing are time saving, in such a way that magnetic-adsorption is adsorbed object, avoid increasing whirlpool Stream is lost and leads to serious problem of generating heat, and considerably increases the competitiveness of product in market.
It should be noted that sucker 2 can adsorb all being inhaled with smooth surface in wireless charger of the invention Addendum body, as long as the weight for being adsorbed object is no more than the practical adsorption capacity of wireless charger, for example, working as absorbate When body is equipment (mobile phone, tablet computer etc.) with wireless charging function, absorbate physical efficiency is steadily adsorbed by sucker 2 And carry out wireless charging;When to be adsorbed object be equipment (mobile phone, tablet computer etc.) without wireless charging function, inhaled Addendum physical efficiency is steadily adsorbed by sucker 2, and wireless charger can be used as a kind of bracket use at this time.
Specifically, sucker 2 includes sucker ontology, has venthole on the sucker ontology, and the separate negative pressure of hollow shaft 3 generates One end of device is connected to the venthole of sucker 2, thus when having negative pressure in vacuum generator, it being capable of adsorbate body.
Further, in the present embodiment, vacuum generator includes air bag 53 and the compression assemblies that are used for extruding gasbag 53, Wherein, air bag 53 has intake valve 531 and air outlet valve 532, one end of the separate sucker 2 of hollow shaft 3 and the intake valve of air bag 53 531 connections.
Specifically, compression assemblies include the upper buck plate 51 being arranged close to wireless charging module 4, set on upper buck plate 51 The top board 57 of side far from wireless charging module 4, and the horse set on the side far from upper buck plate 51 of top board 57 Up to 7, air bag 53 is between upper buck plate 51 and top board 57;Motor 7 can drive top board 57 mobile towards the direction of air bag 53, The air in air bag 53 is discharged from the air outlet valve 532 of air bag 53 with compressing gasbag 53, simultaneously because air bag 53 itself has bullet Property, air bag 53 is had the tendency that one swells always after compressive deformation, to restore original shape, therefore generate one inside air bag 53 A negative pressure, air bag 53 can suck air by the venthole of sucker 2, to weaken the underbalance effect of air bag 53, if using quilt at this time Absorbent bodies block the venthole of sucker 2, then absorbate cognition is adsorbed by sucker 2.
Specifically, hollow shaft 3 is the rigid pipe with certain mechanical strength, and certainly, use according to the actual situation is hollow Axis 3 or hose, are not particularly limited in the present embodiment.
Further, in the present embodiment, the motor sheet that motor 7 includes rotation axis 72, connect with one end of rotation axis 72 Body 71, and the cam 73 connecting with the other end of rotation axis 72, rotation axis 72 is horizontally disposed, and cam 73 is vertically arranged, cam 73 can push top board 57 when rotating with rotation axis 72.
Optionally, cam 73 can be eccentric wheel, and certainly, use according to the actual situation, cam 73 may be to have Radial profile change in size and the structure rotated about the axis thereof, the present invention is herein with no restrictions.
It should be noted that motor 7 is started to work, and eccentric wheel is with rotation axis 72 1 when user opens wireless charger Rise rotation, in each swing circle of eccentric wheel, when the distal end of eccentric wheel moves closer to top board 57, eccentric wheel it is remote Heart end can gradually jack up top board 57, push top board 57 mobile towards the direction of air bag 53, to compressing gasbag 53 and make air bag Air in 53 is discharged from air outlet valve 532, and at this time since air bag 53 itself has elasticity, air bag 53 is had always after compressive deformation One trend to swell, to restore original shape, but because of the support of eccentric wheel, air bag 53 can not swell;It is remote when eccentric wheel When heart end is gradually distance from top board 57, top board 57 also can be mobile towards the direction far from air bag 53 with the distal end of eccentric wheel, At this point, air bag 53, which has, to swell since air bag 53 loses the support of top board 57, negative pressure can be generated in air bag 53 at this time, it is empty Gas can enter from the venthole of sucker 2, enter inside air bag 53 by hollow shaft 3 from the intake valve 531 of air bag 53, to weaken Negative pressure inside air bag 53.In above process, the venthole of sucker 2 is blocked on sucker 2 if object will be adsorbed and be placed on, that Negative pressure will be always existed in air bag 53, absorbate cognition is attracted on sucker 2 at this time, so that wireless charging module 4 It can be to be adsorbed object to carry out wireless charging.The cam 73 of the present embodiment is eccentric wheel, is illustrated with this, certainly, if convex Wheel 73 is the element of other structures for having radial profile change in size and rotating about the axis thereof, and side of the invention can be achieved in this Case.
Specifically, the air outlet valve 532 of air bag 53 is check valve, i.e. gas can only be discharged in the air outlet valve 532 of air bag 53 outwardly, Gas can not enter inside air bag 53 from the air outlet valve 532 of air bag 53.
Further, in the present embodiment, gas bleeder valve 31 is equipped between sucker 2 and the intake valve 531 of air bag 53, to inhale When 2 adsorbate body of disk, gas bleeder valve 31 is opened, admits air into air bag 53, releases the suction function of air bag 53, convenient for using Family, which is removed, is adsorbed object, while being also avoided that user removes when being adsorbed object, and the structures such as sucker 2 and hollow shaft 3 are in strength It is damaged under drawing.For example, one end of the separate sucker 2 of hollow shaft 3 is connect by pipeline with the intake valve 531 of air bag 53, at this The discouraged switch 32 of gas bleeder valve 31 and the corresponding gas bleeder valve 31 is set on pipeline, is taken when needs handle is adsorbed object from sucker 2 When lower, touch the switch 32 that loses heart and lose heart.Optionally, gas bleeder valve 31 can be mechanical valve, be also possible to solenoid valve.
Further, in the present embodiment, wireless charger further includes the switch contact pair 9 set on the side of cam 73, It is used to open or turns off motor 7;Switch contact pair 9 includes the first elastic slice 91 and the one of the separate cam 73 for being set to the first elastic slice 91 Second elastic slice 92 of side, the first elastic slice 91 contact in its natural state with the second elastic slice 92, when cam 73 is rotated with rotation axis 72, The second elastic slice 92 can be squeezed and keep the second elastic slice 92 mobile towards the direction far from the first elastic slice 91, so that the first elastic slice 91 and the Two elastic slices 92 interval, realizes the intermittent duty to motor 7.
Specifically, the first elastic slice 91 is equipped with the first contact, the first contact on corresponding first elastic slice 91 of the second elastic slice 92 Position be equipped with the second contact, under natural conditions, the first contact on the first elastic slice 91 and the second contact on the second elastic slice 92 The supply circuit of motor 7 is contacted and is connected, so that the energization of motor 7 can operate.
It should be noted that when user opens wireless charger, originally the first contact and second on the first elastic slice 91 The second contact on elastic slice 92 contacts and is connected the supply circuit of motor 7, and motor 7 is started to work, eccentric wheel with rotation axis 72 into Row rotation, when the distal end of eccentric wheel is located at close to the side of the second elastic slice 92, the second elastic slice 92 is by the remote of eccentric wheel at this time Heart end squeeze and with the second elastic slice 92 from a distance, at this time on the first contact on the first elastic slice 91 and the second elastic slice 92 Second contact is spaced apart from each other, so that the supply circuit of motor 7 is in off state;Subsequent eccentric wheel and rotation axis 72 can be due to rotations Inertia continues to rotate, and when the distal end of eccentric wheel is gradually distance from the second elastic slice 92, the second elastic slice 92 is gradually brought to initial shape State is simultaneously contacted with the first elastic slice 91, at this point, the first contact on the first elastic slice 91 is contacted with the second contact on the second elastic slice 92 And the supply circuit of motor 7 is connected, motor 7 continues to operate, to realize the intermittent duty to motor 7, improves making for motor 7 Use the service life.The cam 73 of the present embodiment is eccentric wheel, is illustrated with this, certainly, if cam 73 is other with radial profile The element of change in size and the structure rotated about the axis thereof, the solution of the present invention can be achieved in this.
Further, in the present embodiment, wireless charger further include be set to wireless charging module 4 and upper buck plate 51 it Between upper mounted plate 55, and set on motor 7 separate wireless charging module 4 side bottom plate 54, upper mounted plate 55 Edge and upper buck plate 51 edge between by multiple third connecting rods 553 be rigidly connected, i.e., connected by multiple thirds The fixed upper mounted plate 55 of bar 553 and upper buck plate 51.Wherein, motor 7 is placed on bottom plate 54.Optionally, upper mounted plate 55 and upper buck plate 51 can be, but not limited to respectively with multiple third connecting rods 553 by welding realize rigid connection.
Specifically, referring to attached drawing 2, upper mounted plate 55 is equipped with a through-hole (not shown), the separate sucker 2 of hollow shaft 3 One end passes through upper buck plate 51 and extends towards the direction far from sucker 2, so that the intake valve 531 with air bag 53 is connected to.
Specifically, multiple third connecting rods 553 one end connect upper mounted plate 55, multiple third connecting rods 553 it is another Hold across upper buck plate 51 and continue to extend towards far from the direction of upper buck plate 51, the other end of multiple third connecting rods 553 with The edge formation of top board 57 is slidably connected, and top board 57 is reciprocatingly slided along multiple third connecting rods 553.
Further, in the present embodiment, wireless charger further includes shell 1, wherein and sucker 2 is embedded on shell 1, Wireless charging module 4, upper mounted plate 55, vacuum generator and bottom plate 54 are set in shell 1, and one end of hollow shaft 3 is worn It is connected to after crossing upper mounted plate 55 and wireless charging module 4 with sucker 2, the other end of hollow shaft 3 is connected to vacuum generator.
Optionally, the through-hole on upper mounted plate 55 and hollow shaft 3 are interference fitted, and sucker 2 can be, but not limited to pass through glue It is bonded in the one end of hollow shaft 3 far from vacuum generator, thus prevent sucker 2 from falling off from wireless charger with hollow shaft 3, when So, it can also prevent hollow shaft 3 and sucker 2 from falling off from wireless charger using other way.
Further, in the present embodiment, wireless charger further include pedestal 12, the metal that is rotationally connected on pedestal 12 Ball 11, and in shell 1 and be located at bottom plate 54 separate air bag 53 side the second magnet ring 13, wherein metal The side of the separate pedestal 12 of ball 11 passes through shell 1 and connect with the second magnet ring 13, thus the shell 1 of wireless charger of the invention It can be user-friendly with 12 universal rotational of opposite base.
Embodiment three:
Fig. 3 shows the structural schematic diagram of the wireless charger of third embodiment of the invention offer, the wireless charger packet Vacuum generator, the wireless charging module 4 above vacuum generator, the sucker 2 above wireless charging module 4 are included, And hollow shaft 3;One end of hollow shaft 3 is connected to after passing through wireless charging module 4 with sucker 2, the other end and negative pressure of hollow shaft 3 Generator connection, vacuum generator can generate negative pressure so that 2 adsorbate body of sucker.Wherein, wireless charging module 4 can be adopted It is realized with the prior art, such as wireless charging module 4 may include magnetic coupling coil, realizes wireless charging using electromagnetic coupling, In the present invention with no restriction.
The wireless charger that third embodiment of the invention provides, by cooperating sucker 2 to adsorb quilt using vacuum generator Absorbent bodies carry out wireless charging, or function only as the effect of a bracket, are adsorbed object relative to by mechanical grip For mode, more convenient and taking and placing are time saving, in such a way that magnetic-adsorption is adsorbed object, avoid increasing whirlpool Stream is lost and leads to serious problem of generating heat, and considerably increases the competitiveness of product in market.
It should be noted that sucker 2 can adsorb all being inhaled with smooth surface in wireless charger of the invention Addendum body, as long as the weight for being adsorbed object is no more than the practical adsorption capacity of wireless charger, for example, working as absorbate When body is equipment (mobile phone, tablet computer etc.) with wireless charging function, absorbate physical efficiency is steadily adsorbed by sucker 2 And carry out wireless charging;When to be adsorbed object be equipment (mobile phone, tablet computer etc.) without wireless charging function, inhaled Addendum physical efficiency is steadily adsorbed by sucker 2, and wireless charger can be used as a kind of bracket use at this time.
Specifically, sucker 2 includes sucker ontology, has venthole on the sucker ontology, and the separate negative pressure of hollow shaft 3 generates One end of device is connected to the venthole of sucker 2, thus when having negative pressure in vacuum generator, it being capable of adsorbate body.
Further, in the present embodiment, vacuum generator includes cylinder 8 and the motor 7 for being set to 8 side of cylinder, wherein Cylinder 8 includes cylinder block 81, the piston 82 in cylinder block 81, and connects the piston rod 83 of piston 82, piston rod 83 One end connects piston 82, and the other end of piston rod 83 is connect after passing through one end of cylinder block 81 with motor 7, cylinder block 81 it is another End is equipped with intake valve 531 and air outlet valve 532, and one end of the separate sucker 2 of hollow shaft 3 is connected to the intake valve 531 of cylinder 8, should For driving cylinder 8 to carry out air-breathing and exhaust, piston 82 is closely connect motor 7 with the inner wall of cylinder block 81.
Specifically, cylinder block 81 is divided into rodless cavity and rod chamber by piston 82, and rodless cavity is corresponding to be located at the remote of piston 82 Side from piston rod 83, the side of the corresponding close piston rod 83 for being located at piston 82 of rod chamber, rodless cavity and cylinder block 81 Intake valve 531 is connected to air outlet valve 532.
Specifically, hollow shaft 3 is the rigid pipe with certain mechanical strength, and certainly, use according to the actual situation is hollow Axis 3 or hose, are not particularly limited in the present embodiment.
Further, in the present embodiment, the motor sheet that motor 7 includes rotation axis 72, connect with one end of rotation axis 72 Body 71, and the cam 73 connecting with the other end of rotation axis 72, cam 73 are connect with the other end of piston rod 83, rotation axis 72 It is vertically arranged, cam 73 is horizontally disposed, and energy band piston bar 83 moves reciprocatingly when cam 73 is rotated with rotation axis 72, thus real The air-breathing of existing cylinder 8 and the function of exhaust.
Optionally, cam 73 can be eccentric wheel, and certainly, use according to the actual situation, cam 73 may be to have Radial profile change in size and the structure rotated about the axis thereof, the present invention is herein with no restrictions.
It should be noted that motor 7 is started to work, and eccentric wheel is with rotation axis 72 1 when user opens wireless charger Rotation is played, in each swing circle of eccentric wheel, when the distal end of eccentric wheel moves closer to cylinder block 81,83 court of piston rod Close to another end motion of cylinder block 81, to carry out compression movement toward the other end close to cylinder block 81 with piston 82, make Air in the rodless cavity of cylinder block 81 is discharged from the air outlet valve 532 of cylinder block 81;When the distal end of eccentric wheel is gradually distance from gas When cylinder body 81, piston rod 83 is towards another end motion far from cylinder block 81, thus past another far from cylinder block 81 with piston 82 One end carries out turgor movement, and the volume for corresponding to the rodless cavity of cylinder block 81 at this time increases, so that inside the rodless cavity of cylinder block 81 Negative pressure is formed, air can enter from the venthole of sucker 2, enter rodless cavity from the intake valve 531 of cylinder block 81 by hollow shaft 3 Inside, to weaken the negative pressure inside rodless cavity.In above process, it is blocked if object will be adsorbed and be placed on sucker 2 The venthole of sucker 2, then will always exist negative pressure in the rodless cavity of cylinder block 81, absorbate cognition is attracted at this time On sucker 2, wireless charging module 4 is enabled to be to be adsorbed object to carry out wireless charging.The cam 73 of the present embodiment is bias Wheel, is illustrated with this, certainly, if cam 73 is other structures for having radial profile change in size and rotating about the axis thereof Element, the solution of the present invention can be achieved in this.
Specifically, the air outlet valve 532 of cylinder block 81 is check valve, i.e. the air outlet valve 532 of cylinder block 81 can only be discharged outwardly Gas, gas can not enter inside cylinder block 81 from the air outlet valve 532 of cylinder block 81.
Further, in the present embodiment, between sucker 2 and the intake valve of cylinder block 81 531 be equipped with gas bleeder valve 31, with When 2 adsorbate body of sucker, gas bleeder valve 31 is opened, admits air into cylinder block 81, releases the suction function of cylinder 8, just It is removed in user and is adsorbed object, while being also avoided that user removes when being adsorbed object, the structures such as sucker 2 and hollow shaft 3 exist It is damaged under strong pull.For example, the other end of hollow shaft 3 is connect by pipeline with the intake valve 531 of cylinder block 81, in the pipeline The discouraged switch 32 of upper setting gas bleeder valve 31 and the corresponding gas bleeder valve 31, when needs handle, which is adsorbed object, to be removed from sucker 2, The switch 32 that loses heart is touched lose heart.Optionally, gas bleeder valve 31 can be mechanical valve, be also possible to solenoid valve.
Further, in the present embodiment, wireless charger further include be set to wireless charging module 4 and vacuum generator it Between upper mounted plate 55 be set to vacuum generator separate wireless charging module 4 side bottom plate 54, upper mounted plate It is rigidly connected, i.e., connected by multiple first by multiple first connecting rods 551 between 55 edge and the edge of bottom plate 54 The fixed upper mounted plate 55 of extension bar 551 and upper buck plate 51.Optionally, upper mounted plate 55 and bottom plate 54 are respectively with multiple first Connecting rod 551 can be, but not limited to realize rigid connection by welding.
Specifically, referring to attached drawing 3, upper mounted plate 55 is equipped with a through-hole (not shown), the separate sucker 2 of hollow shaft 3 One end passes through upper buck plate 51 and extends towards the direction far from sucker 2, so that the intake valve 531 with cylinder 8 is connected to.
Specifically, as shown in figure 3, motor 7 is fixed on vertically on bottom plate 54, motor 7 can pass through welding or glue The mode of water bonding is fixed on bottom plate 54, it is of course also possible to use other way is fixed on bottom plate 54.
Specifically, in operation, cylinder 8 is set between upper mounted plate 55 and bottom plate 54, is pressed in cylinder 8 During contracting movement, cylinder block 81 needs to guarantee stationary, it is therefore desirable to fixed cylinder 8, for the fixation side of cylinder 8 Formula can be following manner, a support portion (not shown) is arranged on bottom plate 54, and support portion can be, but not limited to pass through The welding mode that perhaps glue bonds is fixed on bottom plate 54 can be through but not limited to welding or glue by cylinder 8 The mode of bonding is fixed on support portion, and support portion serves padded.
Optionally, support portion can be support frame or support platform, can also use other structures, and the present invention is not done herein Limitation.
Further, in the present embodiment, wireless charger further includes shell 1, wherein and sucker 2 is embedded on shell 1, Wireless charging module 4, upper mounted plate 55, vacuum generator and bottom plate 54 are set in shell 1, and one end of hollow shaft 3 is worn It is connected to after crossing upper mounted plate 55 and wireless charging module 4 with sucker 2, the other end of hollow shaft 3 is connected to vacuum generator.
Optionally, the through-hole on upper mounted plate 55 and hollow shaft 3 are interference fitted, and sucker 2 can be, but not limited to pass through glue It is bonded in the one end of hollow shaft 3 far from vacuum generator, thus prevent sucker 2 from falling off from wireless charger with hollow shaft 3, when So, it can also prevent hollow shaft 3 and sucker 2 from falling off from wireless charger using other way.
Further, in the present embodiment, wireless charger further include pedestal 12, the metal that is rotationally connected on pedestal 12 Ball 11, and in shell 1 and be located at bottom plate 54 separate cylinder 8 side the second magnet ring 13, wherein metal ball The side of 11 separate pedestal 12 passes through shell 1 and connect with the second magnet ring 13, so that shell 1 of the invention can be with opposite base 12 Universal rotational, it is user-friendly.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (10)

1. a kind of wireless charger, which is characterized in that including vacuum generator, the wireless charging above the vacuum generator Electric module, the sucker above the wireless charging module and hollow shaft;One end of the hollow shaft passes through described wireless It is connected to after charging module with the sucker, the other end of the hollow shaft is connected to the vacuum generator, and the negative pressure generates Device can generate negative pressure so that the sucker suction is adsorbed object.
2. wireless charger as described in claim 1, which is characterized in that the vacuum generator include air bag with for squeezing The compression assemblies of the air bag, the air bag have intake valve and air outlet valve, one end far from the sucker of the hollow shaft It is connected to the intake valve of the air bag.
3. wireless charger as claimed in claim 2, which is characterized in that the compression assemblies include close to the wireless charging The upper buck plate of module setting, the lower platen set on the side far from the wireless charging module of the upper buck plate, and The bottom plate of side set on the lower platen far from the upper buck plate, the air bag are located at the lower platen and described Between bottom plate, connected between the upper buck plate and the lower platen by multiple elastomeric elements;Towards the side of the air bag To when pressing the sucker, the hollow shaft can push the lower platen, make air in the air bag to squeeze the air bag It is discharged from the air outlet valve of the air bag.
4. wireless charger as claimed in claim 3, which is characterized in that the wireless charger further includes set on described wireless Locking device between charging module and the upper buck plate.
5. wireless charger as claimed in claim 2, which is characterized in that the compression assemblies include close to the wireless charging The upper buck plate of module setting, the top board set on the side far from the wireless charging module of the upper buck plate, and The motor of side set on the top board far from the upper buck plate, the air bag be located at the upper buck plate with it is described on Between pressing plate;The motor can drive the top board mobile towards the direction of the air bag, be made in air bag with squeezing the air bag Air from the air outlet valve of the air bag be discharged.
6. wireless charger as claimed in claim 5, which is characterized in that the motor includes rotation axis and the rotation axis One end connection motor body, and the cam connecting with the other end of the rotation axis, the cam is with the rotation axis The top board can be squeezed when rotation.
7. wireless charger as claimed in claim 6, which is characterized in that the wireless charger further includes being set to the cam Side switch contact pair, be used to open or close the motor;The switch contact pair is including the first elastic slice and is set to institute The second elastic slice of the side far from the cam of the first elastic slice is stated, first elastic slice and second elastic slice are in nature Lower contact when the cam is rotated with the rotation axis, can squeeze second elastic slice and make second elastic slice towards separate The direction of first elastic slice is mobile.
8. wireless charger as described in claim 1, which is characterized in that the vacuum generator include cylinder with for driving The motor of cylinder progress air-breathing and exhaust;The cylinder includes cylinder block, is set to the intracorporal piston of the cylinder and one end company The piston rod of the piston is connect, one end that the other end of the piston rod passes through the cylinder block is connect with motor, the cylinder The other end of body is equipped with intake valve and air outlet valve, the intake valve of one end and the cylinder far from the sucker of the hollow shaft Connection.
9. wireless charger as claimed in claim 8, which is characterized in that the motor includes rotation axis and the rotation axis One end connection motor body, and the cam being connect with the other end of the rotation axis;The distal end of the cam and institute State the other end connection of piston rod.
10. such as the described in any item wireless chargers of claim 5 to 9, which is characterized in that the hollow shaft and the negative pressure produce Raw device has gas bleeder valve on the pipeline by piping connection, for release the suction function of the vacuum generator in order to It removes and is adsorbed object.
CN201811138934.6A 2018-09-28 2018-09-28 A kind of wireless charger Pending CN109066915A (en)

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