CN114142568A - Multi-protocol bidirectional quick-charging power bank and charging circuit thereof - Google Patents
Multi-protocol bidirectional quick-charging power bank and charging circuit thereof Download PDFInfo
- Publication number
- CN114142568A CN114142568A CN202111490365.3A CN202111490365A CN114142568A CN 114142568 A CN114142568 A CN 114142568A CN 202111490365 A CN202111490365 A CN 202111490365A CN 114142568 A CN114142568 A CN 114142568A
- Authority
- CN
- China
- Prior art keywords
- power bank
- charging
- plate
- capacitor
- protocol
- Prior art date
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/70—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/40—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the exchange of charge or discharge related data
- H02J7/47—Arrangements for checking compatibility or authentication between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of charge pal, in particular to a multi-protocol bidirectional quick-charge pal and a charge circuit thereof, wherein the multi-protocol bidirectional quick-charge pal comprises a main body, a protective shell, a guide cylinder, telescopic rods and a clamping shell, the clamping shell comprises a bottom plate, an elastic plate and a movable cover, the bottom plate is respectively fixedly connected with the two telescopic rods and is positioned at one end of the main body close to a plurality of charge interfaces, each clamping groove is respectively positioned at one side of the corresponding charge interface, the top end of each clamping groove is provided with a wire slot, one end of the movable cover is rotatably connected with one end of the elastic plate, and the other end of the movable cover is detachably connected with the elastic plate; when inserting the charging wire interface that charges, the joint card of charging wire goes into the joint groove, and the line body card of charging wire goes into the wire casing, utilizes the resilience force of telescopic link to compress tightly the elastic plate for the connection of charging wire is more firm.
Description
Technical Field
The invention relates to the technical field of charge pal, in particular to a multi-protocol bidirectional quick charge pal and a charge circuit thereof.
Background
As is well known, with the popularization of electronic products, electronic products have become one of the necessary products for people's daily life, and since the electronic products need to provide power, the mobile power supply is widely used, and the mobile power supply is generally called as a power bank.
The treasured that charges often uses in the open air, and the connection between treasured and the cell-phone that charges is insecure, and when human activity, easy disconnection influences the use.
Disclosure of Invention
The invention aims to provide a multi-protocol bidirectional quick-charging charger and a charging circuit thereof, and aims to solve the technical problems that the charger in the prior art is often used outdoors, the connection between the charger and a mobile phone is not firm, and the connection is easily broken when a human body moves, so that the use is influenced.
In order to achieve the purpose, the invention provides a multi-protocol bidirectional quick-charging charger, which comprises a charger body, a protective shell, a guide cylinder, a telescopic rod and a clamping shell, one end of the charger baby body is provided with a plurality of charging interfaces, the protective shell is detachably connected with the charger baby body, the two guide cylinders are fixedly connected with the protective shell, the two telescopic rods are respectively positioned at the two sides of the charger body and are movably connected with the corresponding guide cylinders, the clamping shell is fixedly connected with the two telescopic rods and is positioned at one end of the charger body close to the plurality of charging interfaces;
press from both sides tight shell and include bottom plate, elastic plate and movable cover, the bottom plate respectively with two telescopic link fixed connection, and be located it is close to a plurality ofly to charge precious body the one end of interface charges, the elastic plate with bottom plate fixed connection, and be located the top of bottom plate, the top of elastic plate is provided with a plurality of joint grooves, every the joint groove is located the correspondence respectively one side of the interface that charges, every the top in joint groove all is provided with the wire casing, the one end of movable cover with the one end of elastic plate is rotated and is connected, the other end of movable cover with the connection is dismantled to the elastic plate.
When the charging wire is inserted into the charging interface, the joint of the charging wire is clamped into the clamping groove, the wire body of the charging wire is clamped into the wire groove, the elastic plate is pressed by the resilience force of the telescopic rod, so that the connection of the charging wire is firmer,
the protective housing comprises an elastic sleeve, a shell body and a side plate, the elastic sleeve is detachably connected with the power bank body and is located on the outer side wall of the power bank body, the shell body is fixedly connected with the elastic sleeve and wraps the elastic sleeve, and the side plate is fixedly connected with the shell body and is located at one end, away from the movable cover, of the power bank body.
Through elastic sleeve presss from both sides tightly the precious body that charges utilizes the shell body protection the precious body that charges alleviates the impact force that receives when unexpected striking.
Wherein, the protective housing still includes vacuum chuck, vacuum chuck set up in the curb plate with charge between the precious body.
When the protective housing is assembled, the outer side wall of the charger body is sleeved with the elastic sleeve and tightly presses the side plate, after the vacuum chuck is tightly pressed, the side plate is loosened, and the vacuum chuck forms adsorption force to complete the fixation of the protective housing.
Each telescopic link all includes guide ring, spring and guide post, the guide ring with guide post fixed connection to be located the lateral wall of guide post, the guide ring with the inside wall sliding connection of guide cylinder, the one end of spring with guide ring fixed connection, the other end of spring with guide cylinder fixed connection, and be located the lateral wall of guide post.
The guide post is limited by the guide ring, so that the guide post can only do linear reciprocating motion, and the spring provides resilience force for the guide post, thereby clamping the elastic plate.
The movable cover comprises a plate body and a dust screen, one end of the plate body is rotatably connected with one end of the elastic plate, the other end of the movable cover is detachably connected with the elastic plate, and the dust screen is rotatably connected with the plate body and is positioned below the plate body.
When the charger baby body is not used, the movable cover is closed, the elastic plate is shielded by the dust screen, and external dust is prevented from entering the charging interface.
The invention also provides a charging circuit, which adopts the multi-protocol bidirectional quick-charging charger, the charging circuit comprises a chip U2, a power supply module, an external module and a protocol conversion module, wherein the power supply module is respectively electrically connected with pins 2, 3, 4, 5, 6 and 7 of the chip U2, the external module is respectively electrically connected with the pins 18, 19, 20 and 21 of the chip U2, the protocol conversion module comprises a capacitor C14, a resistor R9, a capacitor C9 and a capacitor C36, one end of the capacitor C14 is electrically connected to the pins 29, 30, 31, 32 and 33 of the chip, the other end of the capacitor is grounded, one end of the resistor R9 is electrically connected with the pin 28 of the chip and one end of the capacitor C14 respectively, the other end of the resistor R9 is electrically connected with one end of the capacitor C16, the capacitor C16 is grounded, and the capacitor C9 is connected with the resistor R9 in parallel.
According to the multi-protocol bidirectional quick-charging charger and the charging circuit thereof, when the charger body is required to be used, the movable cover is turned outwards, the bottom plate is pulled towards one side far away from the charger body, the charging connector is inserted into the corresponding charging interface, the charging wire is clamped into the wire slot, the bottom plate is loosened, due to the resilience force of the telescopic rod, the elastic plate clamps the charging connector, the movable cover is closed, the fixing of the charging wire is completed, and the charging wire is prevented from falling off accidentally.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a multi-protocol bidirectional fast charging treasured provided by the present invention.
Fig. 2 is a top view of a multi-protocol bidirectional fast charging treasure provided by the present invention.
Fig. 3 is a sectional view of the protective case provided by the present invention.
Fig. 4 is a pin diagram of a chip U2 of a charging circuit according to the present invention.
Fig. 5 is a schematic circuit diagram of a power supply module provided by the present invention.
Fig. 6 is a schematic circuit diagram of an external module according to the present invention.
Fig. 7 is a circuit schematic diagram of a protocol conversion module provided by the present invention.
1-a charger body, 2-a protective shell, 3-a guide cylinder, 4-a telescopic rod, 5-a clamping shell, 6-a charging interface, 7-a bottom plate, 8-an elastic plate, 9-a movable cover, 10-a clamping groove, 11-a wire groove, 12-an elastic sleeve, 13-an outer shell, 14-a side plate, 15-a vacuum chuck, 16-a guide ring, 17-a spring, 18-a guide column, 19-a plate body, 20-a dustproof net, 21-heat dissipation silicone grease, 22-a heat dissipation hole and 23-an anti-skidding groove.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 3, the invention provides a multi-protocol bidirectional quick-charging device, which includes a device body 1, a protective housing 2, two guide cylinders 3, two telescopic rods 4 and a clamping housing 5, wherein one end of the device body 1 is provided with a plurality of charging interfaces 6, the protective housing 2 is detachably connected to the device body 1 and is located at one end of the device body 1 away from the plurality of charging interfaces 6, the two guide cylinders 3 are fixedly connected to the protective housing 2 and are respectively located at two sides of the device body 1, the two telescopic rods 4 are movably connected to the corresponding guide cylinders 3 respectively and are located inside the corresponding guide cylinders 3, the clamping housing 5 is fixedly connected to the two telescopic rods 4 respectively, the charger is positioned at one end of the charger body 1 close to the plurality of charging interfaces 6;
press from both sides tight shell 5 and include bottom plate 7, elastic plate 8 and movable cover 9, bottom plate 7 respectively with two 4 fixed connection of telescopic link, and be located it is close to a plurality ofly to charge precious body 1 the one end of interface 6 charges, elastic plate 8 with 7 fixed connection of bottom plate, and be located bottom plate 7's top, elastic plate 8's top is provided with a plurality of joint grooves 10, every joint groove 10 is located the correspondence respectively charge one side of interface 6, every the top of joint groove 10 all is provided with wire casing 11, movable cover 9's one end with elastic plate 8's one end is rotated and is connected, movable cover 9's the other end with elastic plate 8 dismantles and connects.
In this embodiment, need use when charging precious body 1, will the movable cover 9 outwards overturns, will bottom plate 7 is to keeping away from one side pulling of charging precious body 1, will charge the joint and insert the correspondence the interface 6 that charges, the charging wire card is gone into the wire casing 11 loosens bottom plate 7 because the resilience force of telescopic link 4 makes the elastic plate 8 will charge the joint and press from both sides tightly, closes movable cover 9 accomplishes the fixed of charging wire, prevents that it is unexpected to drop.
Further, the protective case 2 comprises an elastic sleeve 12, an outer case 13 and a side plate 14, the elastic sleeve 12 is detachably connected with the power bank body 1 and is located on the outer side wall of the power bank body 1, the outer case 13 is fixedly connected with the elastic sleeve 12 and wraps the elastic sleeve 12, and the side plate 14 is fixedly connected with the outer case 13 and is located at one end, far away from the movable cover 9, of the power bank body 1; the protective shell 2 further comprises a vacuum sucker 15, and the vacuum sucker 15 is arranged between the side plate 14 and the charger baby body 1; each telescopic rod 4 comprises a guide ring 16, a spring 17 and a guide post 18, wherein the guide ring 16 is fixedly connected with the guide post 18 and is positioned on the outer side wall of the guide post 18, the guide ring 16 is slidably connected with the inner side wall of the guide cylinder 3, one end of the spring 17 is fixedly connected with the guide ring 16, and the other end of the spring 17 is fixedly connected with the guide cylinder 3 and is positioned on the outer side wall of the guide post 18; the movable cover 9 comprises a plate body 19 and a dust screen 20, one end of the plate body 19 is rotatably connected with one end of the elastic plate 8, the other end of the movable cover 9 is detachably connected with the elastic plate 8, and the dust screen 20 is rotatably connected with the plate body 19 and is located below the plate body 19.
In this embodiment, when the protective case 2 is assembled, the elastic sleeve 12 is sleeved on the outer side wall of the power bank body 1, the side plate 14 is pressed, after the vacuum chuck 15 is pressed, the side plate 14 is released, the vacuum chuck 15 forms an adsorption force, the protective case 2 is fixed, the power bank body 1 is clamped through the elastic sleeve 12, the power bank body 1 is protected by the outer case 13, and an impact force applied during accidental impact is reduced; the guide post 18 is limited by the guide ring 16, so that the guide post 18 can only do linear reciprocating motion, and the spring 17 provides resilience for the guide post 18, thereby clamping the elastic plate 8; not use during the treasured body 1 that charges, movable cover 9 is closed, dust screen 20 will the elastic plate 8 shelters from, prevents that external dust from getting into interface 6 charges.
Further, the elastic ring is internally filled with heat-dissipating silicone grease 21.
In the present embodiment, the heat dissipation efficiency of the power bank body 1 is improved by providing the heat dissipation silicone grease 21.
Further, a plurality of heat dissipation holes 22 are formed in the outer side wall of the outer housing 13.
In the present embodiment, the plurality of heat dissipation holes 22 are provided to increase the contact area between the elastic sleeve 12 and the outside.
Further, the outer side wall of the outer housing 13 is provided with a plurality of anti-slip grooves 23.
In this embodiment, the anti-slip groove 23 is provided, so that the palm can be conveniently taken, and the human body is not easy to fall off when moving.
Referring to fig. 4 to 7, the present invention further provides a charging circuit, which employs the above multi-protocol bidirectional quick charging charger, wherein the charging circuit includes a chip U2, a power supply module, an external module and a protocol conversion module, the power supply module is electrically connected to pins 2, 3, 4, 5, 6 and 7 of the chip U2, the external module is electrically connected to pins 18, 19, 20 and 21 of the chip U2, the protocol conversion module includes a capacitor C14, a resistor R9, a capacitor C9 and a capacitor C36, one end of the capacitor C14 is electrically connected to pins 29, 30, 31, 32 and 33 of the chip, the other end of the capacitor is grounded, one end of the resistor R9 is electrically connected to pin 28 of the chip and one end of the capacitor C14, the other end of the resistor R9 is electrically connected to one end of the capacitor C16, and the capacitor C16 is grounded, the capacitor C9 is connected in parallel with the resistor R9.
In this embodiment, the power supply module, the external module and the protocol conversion module complete conversion of multiple protocols, so as to realize rapid charging of multiple interfaces.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111490365.3A CN114142568A (en) | 2021-12-08 | 2021-12-08 | Multi-protocol bidirectional quick-charging power bank and charging circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111490365.3A CN114142568A (en) | 2021-12-08 | 2021-12-08 | Multi-protocol bidirectional quick-charging power bank and charging circuit thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114142568A true CN114142568A (en) | 2022-03-04 |
Family
ID=80384870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111490365.3A Pending CN114142568A (en) | 2021-12-08 | 2021-12-08 | Multi-protocol bidirectional quick-charging power bank and charging circuit thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114142568A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208939247U (en) * | 2018-12-06 | 2019-06-04 | 扬州工业职业技术学院 | An anti-drop socket |
| CN209786824U (en) * | 2019-04-23 | 2019-12-13 | 深圳市诚辉达电子有限公司 | Novel mobile power supply |
| CN211480975U (en) * | 2020-03-31 | 2020-09-11 | 深圳市佳劲源科技有限公司 | A mobile power supply with a protective mechanism in the shell |
| CN211701555U (en) * | 2020-03-31 | 2020-10-16 | 陈振宇 | Anti-falling charger baby |
| CN211958158U (en) * | 2020-06-17 | 2020-11-17 | 张亚西 | Interface positioning mechanism for charger baby |
| CN212210567U (en) * | 2020-06-30 | 2020-12-22 | 李万柱 | Protective equipment for charger baby |
| CN214755647U (en) * | 2021-04-29 | 2021-11-16 | 惠州市沐龙电子科技有限公司 | Control circuit of portable mobile power supply |
| CN214755609U (en) * | 2021-04-06 | 2021-11-16 | 深圳市易联科电子有限公司 | Mobile power supply supporting conversion control of charge-discharge loop by fast charge protocol |
-
2021
- 2021-12-08 CN CN202111490365.3A patent/CN114142568A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208939247U (en) * | 2018-12-06 | 2019-06-04 | 扬州工业职业技术学院 | An anti-drop socket |
| CN209786824U (en) * | 2019-04-23 | 2019-12-13 | 深圳市诚辉达电子有限公司 | Novel mobile power supply |
| CN211480975U (en) * | 2020-03-31 | 2020-09-11 | 深圳市佳劲源科技有限公司 | A mobile power supply with a protective mechanism in the shell |
| CN211701555U (en) * | 2020-03-31 | 2020-10-16 | 陈振宇 | Anti-falling charger baby |
| CN211958158U (en) * | 2020-06-17 | 2020-11-17 | 张亚西 | Interface positioning mechanism for charger baby |
| CN212210567U (en) * | 2020-06-30 | 2020-12-22 | 李万柱 | Protective equipment for charger baby |
| CN214755609U (en) * | 2021-04-06 | 2021-11-16 | 深圳市易联科电子有限公司 | Mobile power supply supporting conversion control of charge-discharge loop by fast charge protocol |
| CN214755647U (en) * | 2021-04-29 | 2021-11-16 | 惠州市沐龙电子科技有限公司 | Control circuit of portable mobile power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207588102U (en) | A connector for mobile phone data lines | |
| CN203482268U (en) | Lock catch device of wearable-type terminal capable of facilitating connection/disconnection with/from pedestal | |
| CN209086812U (en) | A kind of tablet computer protective sleeve of damping shatter-resistant | |
| TWI583070B (en) | Protective structure for connector of the electronic device | |
| CN106159577A (en) | A kind of data wire device of band memory module | |
| CN209897109U (en) | Wireless clamping support device that charges | |
| CN214798937U (en) | Wireless charger | |
| CN109195230A (en) | A kind of shockproof wireless network card | |
| CN216490992U (en) | Lightweight earphone | |
| CN208623716U (en) | Electronics protective case with built-in bluetooth headset | |
| CN210744382U (en) | A safe and firm mobile phone charging connector | |
| CN213717691U (en) | Wireless charging device | |
| CN218388210U (en) | Portable power adapter | |
| CN209015198U (en) | A kind of security protection USB flash disk | |
| CN209402209U (en) | A kind of handset charging holder | |
| TWM381200U (en) | Quick buckle structure of electrical connector | |
| CN219498786U (en) | Wire harness fixing structure of power battery | |
| CN211017576U (en) | Earphone connecting seat | |
| CN206893876U (en) | A kind of mobile strap | |
| CN206558832U (en) | A kind of interchangeable charging inlet accessory and cradle | |
| CN211557441U (en) | A portable bluetooth headset | |
| CN219553928U (en) | Combined elastic wiring terminal | |
| CN206322922U (en) | A waterproof and dustproof audio connector | |
| CN223079774U (en) | A portable power bank with an anti-drop tail plug | |
| CN202134431U (en) | Reset button and portable mobile terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220304 |
|
| RJ01 | Rejection of invention patent application after publication |