CN219067422U - Charger with detachable and replaceable front shell - Google Patents
Charger with detachable and replaceable front shell Download PDFInfo
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- CN219067422U CN219067422U CN202223264840.8U CN202223264840U CN219067422U CN 219067422 U CN219067422 U CN 219067422U CN 202223264840 U CN202223264840 U CN 202223264840U CN 219067422 U CN219067422 U CN 219067422U
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- shell
- rear shell
- front shell
- charger
- circuit board
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a charger with a detachable and replaceable front shell, which relates to the technical field of chargers and comprises a rear shell and a front shell detachably connected to the rear shell, wherein the front shell and the rear shell are of hollow structures; the front end of the front shell is provided with a conductive contact piece, both sides of the front shell are provided with a conductive column and a pressing elastic piece, the conductive contact piece is electrically connected with the conductive column, and the pressing elastic piece is provided with a protruding structure; the rear end of the rear shell is provided with a charging interface, a circuit board is arranged in the rear shell, both sides of the rear shell are provided with conducting strips matched with the conducting columns and grooves matched with the protruding structures, the conducting strips and the charging interface are electrically connected with the circuit board, and the conducting strips are provided with elastic openings which are in butt joint with the conducting columns; the front shell is detachably connected with the rear shell through the clamping fit of the protruding structure and the groove, and the conductive contact piece is electrically connected with the circuit board through the abutting fit of the conductive column and the elastic opening; the socket is suitable for sockets with different specifications, and meets the requirements of people traveling across China or going on business.
Description
Technical Field
The utility model relates to the technical field of chargers, in particular to a charger with a detachable and replaceable front shell.
Background
The chargers can be divided into power frequency machines and high frequency machines according to the working frequency of a designed circuit, and the chargers are a lot, such as a lead-acid storage battery charger, a valve-controlled sealed lead-acid storage battery test and monitoring, a cadmium-nickel battery charger, a nickel-hydrogen battery charger, a lithium ion battery charger, a portable electronic equipment lithium ion battery charger, a lithium ion battery protection circuit charger, an electric vehicle storage battery charger, a vehicle charger and the like. The most common lithium ion battery equipment is a mobile phone, and all mobile phone chargers are actually composed of a stable power supply plus necessary constant current, voltage limiting, time limiting, overshoot and other control circuits.
The charger applied to the mobile phone at present is quite excellent in charging speed, charging performance and safety, but the structural design of the charger still has a large research space. At present, main chargers in the market cannot replace plugs, but different standards exist in various countries of the types and shapes of the plugs, so that applicability of common chargers is limited, mobile phone chargers particularly embodied in the prior art are generally fixed with plugs and can only be matched with sockets of one specification, and because the standards of the sockets of all countries in the world are different, when people traveling or going on business, the mobile phone charger plugs used by the main chargers are not matched with the sockets of foreign countries, and charging requirements cannot be met, and therefore, an improved technical scheme is necessary to solve the problems.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The charger with the detachable and replaceable front shell comprises a rear shell and a front shell detachably connected to the rear shell, wherein the front shell and the rear shell are of hollow structures;
the front end of the front shell is provided with a conductive contact piece, both sides of the front shell are provided with a conductive column and a pressing elastic piece, the conductive contact piece is electrically connected with the conductive column, and the pressing elastic piece is provided with a protruding structure;
the rear end of the rear shell is provided with a charging interface, a circuit board is arranged in the rear shell, both sides of the rear shell are provided with conducting strips matched with the conducting columns and grooves matched with the protruding structures, the conducting strips and the charging interface are electrically connected with the circuit board, and the conducting strips are provided with elastic openings which are in butt joint with the conducting columns;
the front shell is detachably connected with the rear shell through the clamping fit of the protruding structure and the groove, and the conductive contact piece is electrically connected with the circuit board through the abutting fit of the conductive column and the elastic opening.
As a further scheme of the utility model: the conducting strip comprises a first copper strip and a second copper strip which are connected with each other, wherein the first copper strip and the second copper strip are respectively provided with a bending part, and the two bending parts are mutually butted to form an elastic opening.
As a further scheme of the utility model: the conducting strip further comprises a plurality of fixing parts used for connecting the first copper strip and the second copper strip, the fixing parts are arranged on the end parts of the first copper strip and the second copper strip, and pins used for connecting the circuit board are arranged on one of the fixing parts.
As a further scheme of the utility model: square grooves matched with the pressing spring plates are formed in two sides of the rear shell, and the grooves are formed in the square grooves.
As a further scheme of the utility model: one end of the pressing spring piece is provided with a buckling hand part.
As a further scheme of the utility model: the charging interface comprises ase:Sub>A USB-A interface and ase:Sub>A USB-C interface.
As a further scheme of the utility model: be equipped with bluetooth module and loss prevention module in the backshell, bluetooth module and loss prevention module all are connected with the circuit board electricity.
Compared with the prior art, the utility model has the following beneficial effects:
the front shell and the rear shell are in butt joint with each other to form detachable connection, specifically, the two sides of the front shell are respectively provided with a pressing elastic piece, the pressing end of the pressing elastic piece can extend out of the rear end of the front shell, the inner side of the pressing end of the pressing elastic piece is provided with a convex structure, the two sides of the rear shell are respectively provided with a groove corresponding to the convex structure, and the front shell is in detachable connection with the rear shell through the clamping fit of the convex structure and the grooves;
the utility model also forms the electric connection of the conductive contact piece and the charging interface through the mutual butt joint of the rear end of the front shell and the front end of the rear shell, specifically, the conductive posts electrically connected with the conductive contact piece are arranged in both sides of the front shell, the conductive strips electrically connected with the circuit board are arranged in both sides of the rear shell, the conductive strips are provided with elastic openings which are elastically clamped and matched with the conductive posts, and the conductive contact piece is electrically connected with the circuit board through the butt joint and the matching of the conductive posts and the elastic openings;
according to different international standards, the plug can be divided into an English standard plug, an European standard plug, a Chinese American plug, an Australian plug and the like, the front shell and the rear shell can be detachably connected, different types of front shells can be replaced, the front shell is the plug, the front shell and the rear shell can be in butt joint, namely, the front shell and the rear shell can be separated through the joint fit of a convex structure and a groove, the electric conduction is realized through the butt joint fit of a conductive column and an elastic opening, the conductive column is in elastic joint fit with the elastic opening, the stability of the electric conduction is ensured, the guiding function is realized when the front shell and the rear shell are in butt joint, and the practicability is good;
the socket is suitable for sockets of different specifications, meets the requirements of people traveling across China or going on business, enables the convex structure to be separated from the groove only by slightly breaking the pressing end of the pressing spring piece when a user separates the front shell from the rear shell under the condition of power failure, and is simple to operate after replacing the front shell in other forms, and only needs to slightly press the pressing end of the pressing spring piece to enable the convex structure to be clamped with the groove.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a front shell of the present utility model;
FIG. 3 is a schematic view of a rear housing of the present utility model;
FIG. 4 is a schematic view of another view angle structure of the front shell of the present utility model;
fig. 5 is a schematic view of another view angle structure of the rear case of the present utility model.
Reference numerals and names in the drawings are as follows:
1. a rear case; 2. a front shell; 3. a conductive contact; 4. a conductive post; 5. pressing the spring plate; 6. a bump structure; 7. a charging interface; 8. a circuit board; 9. a conductive strip; 10. a groove; 11. a first copper bar; 12. a second copper bar; 13. a bending part; 14. an elastic opening; 15. a fixing part; 16. pins; 17. a square groove; 18. a buckling hand part; 19. ase:Sub>A USB-A interface; 20. a USB-C interface.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, in an embodiment of the present utility model, a charger with a detachable and replaceable front shell includes a rear shell 1 and a front shell 2 detachably connected to the rear shell 1, wherein the front shell 2 and the rear shell 1 are both hollow structures;
the front end of the front shell 2 is provided with a conductive contact sheet 3, both sides of the front shell 2 are provided with a conductive column 4 and a pressing spring sheet 5, the conductive contact sheet 3 is electrically connected with the conductive column 4, and the pressing spring sheet 5 is provided with a protruding structure 6;
the rear end of the rear shell 1 is provided with a charging interface 7, a circuit board 8 is arranged in the rear shell 1, both sides of the rear shell 1 are provided with a conducting strip 9 matched with the conducting column 4 and a groove 10 matched with the protruding structure 6, the conducting strip 9 and the charging interface 7 are electrically connected with the circuit board 8, and the conducting strip 9 is provided with an elastic opening 14 which is in butt joint with the conducting column 4;
the front shell 2 is detachably connected to the rear shell 1 by a snap fit of the protruding structures 6 and the recesses 10, and the conductive contact pads 3 are electrically connected to the circuit board 8 by a snap fit of the conductive posts 4 and the resilient openings 14.
The front shell 2 and the front end of the rear shell 1 are mutually butted to form detachable connection, specifically, the two sides of the front shell 2 are provided with pressing elastic pieces 5, the pressing ends of the pressing elastic pieces 5 can extend out of the rear end of the front shell 2, the inner sides of the pressing ends of the pressing elastic pieces 5 are provided with protruding structures 6, the two sides of the rear shell 1 are provided with grooves 10 corresponding to the protruding structures 6, and the front shell 2 is detachably connected with the rear shell 1 through the clamping fit of the protruding structures 6 and the grooves 10;
the utility model also forms the electric connection of the conductive contact sheet 3 and the charging interface 7 through the mutual butt joint of the rear end of the front shell 2 and the front end of the rear shell 1, specifically, the conductive posts 4 electrically connected to the conductive contact sheet 3 are arranged in both sides of the front shell 2, the conductive strips 9 electrically connected to the circuit board 8 are arranged in both sides of the rear shell 1, the conductive strips 9 are provided with elastic openings 14 which are in elastic clamping fit with the conductive posts 4, and the conductive contact sheet 3 is in electric connection with the circuit board 8 through the butt joint fit of the conductive posts 4 and the elastic openings 14;
according to different international standards, the plug can be divided into an English standard plug, an European standard plug, a middle American plug, an Australian plug and the like, the front shell 2 in different forms can be replaced through the detachable connection of the front shell 2 and the rear shell 1, the front shell 2 is the plug, the front shell 2 in any form can be in butt joint with the rear shell 1, namely, the front shell 2 and the rear shell 1 can be separated through the joint fit of the protruding structure 6 and the groove 10, the energization is realized through the joint fit of the conductive column 4 and the elastic opening 14, and the conductive column 4 and the elastic joint fit of the elastic opening 14 ensure the stability of energization, and play a guiding role when the front shell 2 and the rear shell 1 are in butt joint, so that the plug is good in practicability;
the socket is suitable for sockets with different specifications, meets the requirements of people traveling across China or going on business, and is simple to operate by only slightly pushing the pressing end of the pressing spring piece 5 to enable the protruding structure 6 to be clamped with the groove 10 after the protruding structure 6 is separated from the groove 10 by slightly breaking the pressing end of the pressing spring piece 5 when a user separates the front shell 2 from the rear shell 1 under the condition of power failure and replacing the front shell 2 in other forms.
It should be noted that the front case 2 (plug) may be in different forms of the conductive contact pieces 3 on the front case 2.
In the embodiment of the utility model, the conductive strip 9 comprises a first copper strip 11 and a second copper strip 12 which are connected with each other, the first copper strip 11 and the second copper strip 12 are respectively provided with a bending part 13, the two bending parts 13 are mutually butted to form an elastic opening 14, the bending parts 13 can be in a wave shape and have a plurality of transformation point positions, when the conductive column 4 is butted with the elastic opening 14, the plurality of transformation point positions can decompose force when the conductive column 4 is butted with the conductive column 4, so that stress fatigue of the bending parts 13 is reduced, the service life of the conductive strip 9 is prolonged, and the front shell 2 can be replaced for a plurality of times.
In the embodiment of the utility model, the conductive strip 9 further comprises a plurality of fixing parts 15 for connecting the first copper strip 11 and the second copper strip 12, the plurality of fixing parts 15 are arranged at the end parts of the first copper strip 11 and the second copper strip 12, a pin 16 for connecting the circuit board 8 is arranged on one of the fixing parts 15, and the conductive strip 9 and the circuit board 8 are electrified through the arrangement of the pin 16.
In the embodiment of the utility model, square grooves 17 matched with the pressing spring pieces 5 are arranged on both sides of the rear shell 1, the grooves 10 are arranged in the square grooves 17, and the butt joint of the pressing spring pieces 5 and the square grooves 17 plays a guiding role when the front shell 2 is in butt joint with the rear shell 1 through the arrangement of the square grooves 17.
In the embodiment of the utility model, the buckling hand 18 is arranged at one end of the pressing spring 5, and the buckling hand 18 is arranged, so that when the front shell 2 is separated from the rear shell 1, a user can separate the protruding structure 6 from the groove 10 only by slightly picking the buckling hand 18.
In the embodiment of the utility model, the charging interface 7 comprises ase:Sub>A USB-A interface 19 and ase:Sub>A USB-C interface 20.
In one embodiment, a bluetooth module and a loss prevention module are disposed in the rear case 1, and the bluetooth module and the loss prevention module are electrically connected to the circuit board 8.
The intelligent mobile phone in the 21 st century, people forget to take a charger when going out and travel frequently, in order to protect the environment and stop electric pollution, a Bluetooth module and an anti-loss module are added in a rear shell 1 of the charger with a detachable and replaceable front shell, the intelligent mobile phone is connected with the mobile phone through the Bluetooth module, an APP is utilized for voice prompt, and when the mobile phone leaves a Bluetooth effective distance, prompt voice is sent out: not forget to take me, i can be your electricity nurse, etc. The effective distance can be met in a family, random prompt is avoided, and the APP can also prompt the mobile phone to be lower than the electric quantity to inform the host of timely charging.
Specifically, the faraday capacitor is arranged in the rear shell 1 and is electrically connected with the circuit board 8, so that the MCU on the circuit board 8 can not be powered off, and the loss prevention function of the charger is guaranteed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The charger with the detachable and replaceable front shell is characterized by comprising a rear shell and a front shell which is detachably connected to the rear shell, wherein the front shell and the rear shell are of hollow structures;
the front end of the front shell is provided with a conductive contact piece, both sides of the front shell are provided with a conductive column and a pressing elastic piece, the conductive contact piece is electrically connected with the conductive column, and the pressing elastic piece is provided with a protruding structure;
the rear end of the rear shell is provided with a charging interface, a circuit board is arranged in the rear shell, both sides of the rear shell are provided with conducting strips matched with the conducting columns and grooves matched with the protruding structures, the conducting strips and the charging interface are electrically connected with the circuit board, and the conducting strips are provided with elastic openings which are in butt joint with the conducting columns;
the front shell is detachably connected with the rear shell through the clamping fit of the protruding structure and the groove, and the conductive contact piece is electrically connected with the circuit board through the abutting fit of the conductive column and the elastic opening.
2. The removable battery charger of claim 1, wherein the conductive strip comprises a first copper strip and a second copper strip connected to each other, wherein the first copper strip and the second copper strip are each provided with a bending portion, and the two bending portions are butted with each other to form the elastic opening.
3. The removable front cover replacement charger of claim 2 wherein the conductive strip further comprises a plurality of fixing portions for connecting the first copper strip and the second copper strip, the plurality of fixing portions being disposed on ends of the first copper strip and the second copper strip, and wherein one of the fixing portions is provided with pins for connecting the circuit board.
4. The charger of claim 1 wherein the rear housing has square grooves on both sides for receiving the spring plates, the grooves being disposed in the square grooves.
5. The charger of claim 4 wherein the pressing spring has a catch at one end.
6. The removable front cover replacement charger of claim 1 wherein the charging interface comprises ase:Sub>A USB-ase:Sub>A interface and ase:Sub>A USB-C interface.
7. The charger of claim 1 wherein the rear housing has a bluetooth module and a loss prevention module, both of which are electrically connected to the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223264840.8U CN219067422U (en) | 2022-12-02 | 2022-12-02 | Charger with detachable and replaceable front shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223264840.8U CN219067422U (en) | 2022-12-02 | 2022-12-02 | Charger with detachable and replaceable front shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219067422U true CN219067422U (en) | 2023-05-23 |
Family
ID=86377337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223264840.8U Active CN219067422U (en) | 2022-12-02 | 2022-12-02 | Charger with detachable and replaceable front shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219067422U (en) |
-
2022
- 2022-12-02 CN CN202223264840.8U patent/CN219067422U/en active Active
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| GR01 | Patent grant | ||
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