CN214013933U - Modular quick charger of coin shape - Google Patents
Modular quick charger of coin shape Download PDFInfo
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- CN214013933U CN214013933U CN202023051942.2U CN202023051942U CN214013933U CN 214013933 U CN214013933 U CN 214013933U CN 202023051942 U CN202023051942 U CN 202023051942U CN 214013933 U CN214013933 U CN 214013933U
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Abstract
The utility model discloses a combined coin-shaped quick charger, which comprises a cylindrical shell (1) and a quick charging circuit arranged in the shell; the quick charging circuit comprises a mains supply input plug (2), an input rectifying and filtering module, a main voltage conversion module, an output rectifying and filtering module and a TYPE-C output socket (3) which are sequentially connected, wherein a quick charging handshake protocol module, a voltage feedback module and a PWM control module are sequentially connected in series between the TYPE-C output socket and the main voltage conversion module; the mains supply input plug is arranged at the bottom end of the shell, the TYPE-C output socket is arranged at the top end of the shell, and the voltage feedback module acquires and outputs the direct current output voltage of the rectifying and filtering module; the utility model adopts a stable four-plate butt joint structure, which ensures the maximization of the utilization rate of the product space; the temperature of the product is ensured to be balanced through scientific and reasonable structural distribution, and the service life of the product is longer; by using the auxiliary insulating material, the safe distance of the input side and the output side is effectively ensured, and the use safety and reliability of the product are ensured.
Description
Technical Field
The utility model relates to a battery charging outfit especially relates to a modular quick charger of coin shape.
Background
The existing universal charger has no difference in appearance, is basically small, causes aesthetic fatigue, and has the defects of difficult production operation and high production cost. The existing products on the market do not make deep research and innovation on the production process and the internal structure, and have the defects of large volume and low power density.
Therefore, designing a charger which is cylindrical as a whole, compact in structure, high in power density and capable of being charged quickly is an urgent technical problem to be solved in the industry.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned defect that exists among the prior art, the utility model provides a modular coin shape's quick charger.
The technical scheme adopted by the utility model is a combined coin-shaped quick charger, which comprises a cylindrical shell and a quick charging circuit arranged in the shell; the rapid charging circuit comprises a mains supply input plug, an input rectifying and filtering module, a main voltage conversion module, an output rectifying and filtering module and a TYPE-C output socket which are sequentially connected, wherein a rapid charging handshake protocol module, a voltage feedback module and a PWM control module are sequentially connected between the TYPE-C output socket and the main voltage conversion module in series; the utility model discloses a voltage feedback module, including shell, city power input plug, TYPE-C output socket, voltage feedback module, output rectifier and filter module, city power input plug sets up in the shell bottom, TYPE-C output socket sets up on the shell top, voltage feedback module gathers the direct current output voltage who exports rectifier and filter module.
The shell comprises an upper cover, a barrel body and a lower cover, wherein the mains supply input plug is fixedly installed in the lower cover and extends out of the lower cover, and the TYPE-C output socket is exposed out of the upper cover.
The utility model discloses a high-voltage electric energy meter, including shell, input rectifier and filter module, output rectifier and filter module, fill soon and shake hands agreement module and voltage feedback module, the inside left side board and the right side board that is equipped with bottom plate, roof, connection bottom plate and roof of shell, input rectifier and filter module installs on the bottom plate, output rectifier and filter module, fill soon and shake hands agreement module and voltage feedback module and install on the roof, main voltage conversion module and PWM control module install on the left side board, TYPE-C output socket welds at right side board top and exposes by the upper cover.
The left side of roof is equipped with the roof slot, the left side of bottom plate is equipped with the bottom plate slot, both ends are equipped with the bolt respectively about the left side board, and the bolt at left side board both ends inserts respectively in roof slot and the bottom plate slot to fixed roof, bottom plate and left side board.
A bottom plate bolt is arranged on the right side of the bottom plate, a right side plate slot is arranged at the lower end of the right side plate, and the bottom plate bolt can be inserted into the right side plate slot to connect the bottom plate with the right side plate; an avoiding groove for avoiding the right side plate is formed in the right side of the top plate, and clamping grooves are formed in the left side and the right side of the upper end of the right side plate respectively; the right side plate is arranged in the avoiding groove, and two side edges of the avoiding groove are inserted into the clamping groove, so that the right side plate is fixedly connected with the top plate.
A transformer in the main voltage conversion module is arranged on the left surface of the left side plate; the electrolytic capacitor and the I-shaped inductor in the input rectifying and filtering module are arranged on the periphery of the upper surface of the bottom plate; the solid electrolytic capacitor of the output rectifying and filtering module is arranged on the periphery of the lower surface of the top plate; the transformer is arranged in the center, and the I-shaped inductor, the electrolytic capacitor and the solid electrolytic capacitor are arranged around the transformer.
And a layer of insulating cap is arranged below the top plate, a drooping insulating sleeve is arranged in the insulating cap, and the solid electrolytic capacitor extends into the insulating sleeve to be insulated from the lower part.
The upper surface of the lower cover is provided with an AC elastic sheet, the left end of the AC elastic sheet is riveted with a commercial power input plug extending into the shell, the right end of the AC elastic sheet is curled to form an elastic salient point, and the elastic salient point is in electrical contact with a golden finger on the right side surface of the right side plate.
An insulating sheet is arranged below the bottom plate.
The lateral wall of shell is equipped with multichannel horizontal groove, forms the appearance structure of polylith coin overlapping form.
The utility model provides a technical scheme's beneficial effect is:
the utility model adopts a stable four-plate butt joint structure to ensure the maximization of the space utilization rate of the product; the temperature of the product is ensured to be balanced through scientific and reasonable structural distribution, and the service life of the product is longer; by using the auxiliary insulating material, the safety distance of the input side and the output side is effectively ensured, and the use safety and reliability of the product are ensured; by the optimized design of the internal structure, the components are selected in a miniaturized and high-power-density mode, the components are reasonably placed and distributed by adopting the heat dissipation uniform concept, and safety distances are compatible; each device is controlled by adopting an accurate structure size, the internal space is fully utilized, the assembly is simple, and the automation degree of the product is greatly improved; the overall design meets the global safety requirements by the design concept and the design process of miniaturization, high power density, high efficiency and intelligence, so that the product has a more stable structure, simpler operation and more reliable performance; the product appearance is the cylindrical shape that the coin piles up, and the product satisfies miniaturized requirement, and easy to assemble carries, has practiced thrift manufacturing cost and packing cost of transportation simultaneously, and user experience is good, can be used to the terminal equipment of Type-C, USB interface power supplies such as each brand cell-phone, panel computer, intelligent stereo set, intelligent house, and market competition is very considerable.
Drawings
The invention is explained in more detail below with reference to exemplary embodiments and the accompanying drawings, in which:
fig. 1 is a front view of the preferred embodiment of the present invention;
FIG. 2 is a schematic block diagram of the preferred embodiment of the present invention;
FIG. 3 is an exploded view of the preferred embodiment of the present invention;
fig. 4 is a perspective view of the preferred embodiment of the present invention with the outer casing removed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model discloses a combined coin-shaped quick charger, which refers to the circuit principle block diagram of the preferred embodiment shown in figure 2, wherein the charger comprises a cylindrical shell 1 and a quick charging circuit arranged in the shell; the quick-charging circuit comprises a mains supply input plug 2, an input rectifying and filtering module, a main voltage conversion module, an output rectifying and filtering module and a TYPE-C output socket 3 which are connected in sequence, wherein a quick-charging handshake protocol module, a voltage feedback module and a PWM control module are sequentially connected in series between the TYPE-C output socket and the main voltage conversion module; the utility model discloses a voltage feedback module, including shell, city power input plug, TYPE-C output socket, voltage feedback module, output rectifier and filter module, city power input plug sets up in the shell bottom, TYPE-C output socket sets up on the shell top, voltage feedback module gathers the direct current output voltage who exports rectifier and filter module.
The utility power input plug 2 can be plugged in a commercial power socket to get electricity, the input rectification filter module converts alternating current into direct current and carries out filtering, the main voltage conversion module converts the direct current into amplitude, the output rectification filter module rectifies and filters the direct current output by the main voltage conversion module, the TYPE-C output socket outputs the direct current to external electronic equipment, the rapid charging handshake protocol module detects whether the external electronic equipment is rapid charging equipment through the TYPE-C output socket, if the external electronic equipment is ordinary equipment, the ordinary charging speed is adopted, if the external electronic equipment is rapid charging equipment, the rapid charging signal is fed back to the PWM control module through the voltage feedback module, and the charger enters a rapid charging mode. The voltage feedback module collects the direct current output voltage of the output rectifying and filtering module and feeds the direct current output voltage back to the PWM control module for constant voltage control.
Referring to the front view of the new preferred embodiment shown in fig. 1, the housing 1 comprises an upper cover 1a, a cylinder 1b and a lower cover 1C, the mains input plug 2 is fixedly mounted in and extends from the lower cover, and the TYPE-C output socket 3 is exposed from the upper cover.
Referring to fig. 3, which shows an exploded view of the preferred embodiment, a bottom plate 4, a top plate 5, a left side plate 7 and a right side plate 8 connecting the bottom plate and the top plate are arranged inside the housing, the input rectifying and filtering module is installed on the bottom plate, the output rectifying and filtering module, the fast charging handshake protocol module and the voltage feedback module are installed on the top plate, the main voltage conversion module and the PWM control module are installed on the left side plate, and the TYPE-C output socket 3 is welded on the top of the right side plate and exposed from the upper cover. The utility model discloses with the circuit according to the functional partitioning, set up respectively on bottom plate 4, roof 5, left side board 7 and these 4 PCBA boards of right side board 8, through scientific and reasonable's structural distribution, ensure that the product temperature is balanced, effectively guarantee the safe distance of input and output side, ensure product safe and reliable in utilization.
As can be seen from the three-dimensional views shown in fig. 3 and 4 with the outer shell removed, a top plate slot 5a is formed in the left side of the top plate 5, a bottom plate slot 4a is formed in the left side of the bottom plate 4, pins 7a are respectively arranged at the upper end and the lower end of the left side plate 7, and the pins at the two ends of the left side plate are respectively inserted into the top plate slot and the bottom plate slot to fix the top plate, the bottom plate and the left side plate. A bottom plate bolt 4b is arranged on the right side of the bottom plate 4, a right side plate slot 8a is arranged at the lower end of the right side plate 8, and the bottom plate bolt can be inserted into the right side plate slot to connect the bottom plate with the right side plate; an avoidance groove 5b for avoiding a right side plate is formed in the right side of the top plate 5, and clamping grooves 8b are formed in the left side and the right side of the upper end of the right side plate respectively; the right side plate is arranged in the avoiding groove, and two side edges of the avoiding groove are inserted into the clamping groove, so that the right side plate is fixedly connected with the top plate.
During the installation, prepare bottom plate 4, roof 5, left side board 7 and right side board 8 respectively earlier, then insert between bottom plate 4 and the roof 5 with left side board 7, peg graft right side board 8 and bottom plate 4 and roof 5 again, form firm connection. The connection part of the 4 PCBA boards is pre-designed with a circuit of a live wire (or a ground wire or a signal wire), the copper surface is exposed, and the live wire (or the ground wire or the signal wire) of the adjacent connection PCBA board is welded, so that electric energy and signals are transmitted, and the overall strength of the circuit board is further enhanced.
Referring to fig. 3 and 4, in the preferred embodiment, the transformer 9 in the main voltage conversion module is installed on the left side of the left side plate 7, and other relatively small-sized components in the main voltage conversion module and the PWM control module are installed on the right side of the left side plate 7; the electrolytic capacitor 10 and the I-shaped inductor 11 in the input rectifying and filtering module are arranged on the periphery of the upper surface of the bottom plate 4, and other elements with smaller volume in the input rectifying and filtering module are arranged on the lower surface of the bottom plate 4; the solid electrolytic capacitor 12 of the output rectifying and filtering module is arranged on the periphery of the lower surface of the top plate 5, and other elements with smaller volume, the quick-charging handshake protocol module and the voltage feedback module of the output rectifying and filtering module are arranged on the upper surface of the top plate 5; the transformer is arranged in the center, and the I-shaped inductor, the electrolytic capacitor and the solid electrolytic capacitor are arranged around the transformer. Therefore, the device is reasonable in layout, compact in structure and large in power density, and can ensure safety distance.
In order to enhance the insulation, a layer of insulating cap 13 is arranged below the top plate 5, a drooping insulating sleeve 13a is arranged in the insulating cap, and the solid electrolytic capacitor 12 extends into the insulating sleeve to be insulated from the lower side.
In a preferred embodiment, the upper surface of the lower cover 1c is provided with an AC elastic sheet 14, the left end of the AC elastic sheet is riveted with the commercial power input plug 2 extending into the housing 1, and the right end of the AC elastic sheet is curled to form an elastic salient point, and the elastic salient point is electrically contacted with a golden finger on the right side surface of the right side plate 8. An insulating sheet 15 is arranged below the bottom plate 4, so that the bottom plate 4 is separated from the AC elastic sheet 14, and safety is guaranteed.
The lateral wall of shell 1 is equipped with multichannel horizontal groove 1d, forms the appearance structure of polylith coin overlapping form.
It should be noted that the utility model discloses spare part is more, the position relation is complicated, has adopted this kind of position word about, for the expression is convenient, and these words are only used for the explanation, and are not restrictive. Any equivalent modifications or variations without departing from the spirit and scope of the present application should be included in the claims of the present application.
Claims (10)
1. A modular coin-shaped rapid charger, characterized in that: comprises a cylindrical shell (1) and a quick charging circuit arranged in the shell; the rapid charging circuit comprises a mains supply input plug (2), an input rectifying and filtering module, a main voltage conversion module, an output rectifying and filtering module and a TYPE-C output socket (3) which are sequentially connected, wherein a rapid charging handshake protocol module, a voltage feedback module and a PWM control module are sequentially connected in series between the TYPE-C output socket and the main voltage conversion module; the utility model discloses a voltage feedback module, including shell, city power input plug, TYPE-C output socket, voltage feedback module, output rectifier and filter module, city power input plug sets up in the shell bottom, TYPE-C output socket sets up on the shell top, voltage feedback module gathers the direct current output voltage who exports rectifier and filter module.
2. The combined coin-shaped rapid charger of claim 1, wherein: shell (1) includes upper cover (1 a), barrel (1 b) and lower cover (1C), commercial power input plug (2) fixed mounting is in the lower cover and by stretching out in the lower cover, TYPE-C output socket (3) expose in by the upper cover.
3. The combined coin-shaped rapid charger of claim 2, wherein: the utility model discloses a high-voltage electric energy meter, including shell, input rectification filtering module, output rectification filtering module, fill soon and shake hands agreement module and voltage feedback module, the inside left side board (7) and the right side board (8) that are equipped with bottom plate (4), roof (5), connection bottom plate and roof of shell, input rectification filtering module installs on the bottom plate, output rectification filtering module, fill soon and shake hands agreement module and voltage feedback module and install on the roof, main voltage conversion module and PWM control module install on the left side board, TYPE-C output socket (3) welding is at right side board top and expose in by the upper cover.
4. A combined coin-shaped rapid charger as claimed in claim 3, wherein: the left side of roof (5) is equipped with roof slot (5 a), the left side of bottom plate (4) is equipped with bottom plate slot (4 a), both ends are equipped with bolt (7 a) respectively about left side board (7), and the bolt at left side board both ends inserts respectively in roof slot and the bottom plate slot to fixed roof, bottom plate and left side board.
5. The combined coin-shaped rapid charger of claim 4, wherein: a bottom plate plug pin (4 b) is arranged on the right side of the bottom plate (4), a right side plate slot (8 a) is arranged at the lower end of the right side plate (8), and the bottom plate plug pin can be inserted into the right side plate slot to connect the bottom plate with the right side plate; an avoidance groove (5 b) for avoiding a right side plate is formed in the right side of the top plate (5), and clamping grooves (8 b) are formed in the left side and the right side of the upper end of the right side plate respectively; the right side plate is arranged in the avoiding groove, and two side edges of the avoiding groove are inserted into the clamping groove, so that the right side plate is fixedly connected with the top plate.
6. The combined coin-shaped rapid charger of claim 5, wherein: a transformer (9) in the main voltage conversion module is arranged on the left surface of the left side plate (7); the electrolytic capacitor (10) and the I-shaped inductor (11) in the input rectifying and filtering module are arranged on the periphery of the upper surface of the bottom plate (4); the solid electrolytic capacitor (12) of the output rectifying and filtering module is arranged on the periphery of the lower surface of the top plate (5); the transformer is arranged in the center, and the I-shaped inductor, the electrolytic capacitor and the solid electrolytic capacitor are arranged around the transformer.
7. The combined coin-shaped rapid charger of claim 6, wherein: the solid electrolytic capacitor is characterized in that a layer of insulating cap (13) is arranged below the top plate (5), a drooping insulating sleeve (13 a) is arranged in the insulating cap, and the solid electrolytic capacitor (12) extends into the insulating sleeve to be insulated from the lower side.
8. The combined coin-shaped rapid charger of claim 7, wherein: the upper surface of lower cover (1 c) is equipped with AC shell fragment (14), and AC shell fragment left end is riveted with commercial power input plug (2) that stretch into in shell (1), and the AC shell fragment right-hand member curls and forms the elasticity bump, the elasticity bump with the golden finger electrical contact of the right flank of right side board (8).
9. The combined coin-shaped rapid charger of claim 8, wherein: an insulating sheet (15) is arranged below the bottom plate (4).
10. The combined coin-shaped rapid charger according to any one of claims 1 to 9, characterized in that: the lateral wall of shell (1) is equipped with multichannel horizontal groove (1 d), forms the appearance structure of polylith coin overlapping form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023051942.2U CN214013933U (en) | 2020-12-17 | 2020-12-17 | Modular quick charger of coin shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023051942.2U CN214013933U (en) | 2020-12-17 | 2020-12-17 | Modular quick charger of coin shape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214013933U true CN214013933U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023051942.2U Active CN214013933U (en) | 2020-12-17 | 2020-12-17 | Modular quick charger of coin shape |
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| Country | Link |
|---|---|
| CN (1) | CN214013933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114221407A (en) * | 2021-12-01 | 2022-03-22 | 湖南福瑞康电子有限公司 | Multifunctional quick-charging device |
| CN114256920A (en) * | 2021-12-09 | 2022-03-29 | 湖南炬神电子有限公司 | MINI type two-in-one super quick charger |
-
2020
- 2020-12-17 CN CN202023051942.2U patent/CN214013933U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114221407A (en) * | 2021-12-01 | 2022-03-22 | 湖南福瑞康电子有限公司 | Multifunctional quick-charging device |
| CN114221407B (en) * | 2021-12-01 | 2022-08-12 | 湖南福瑞康电子有限公司 | Multifunctional quick-charging device |
| CN114256920A (en) * | 2021-12-09 | 2022-03-29 | 湖南炬神电子有限公司 | MINI type two-in-one super quick charger |
| CN114256920B (en) * | 2021-12-09 | 2024-01-09 | 湖南炬神电子有限公司 | MINI type two-in-one super quick charge |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 423400 floors 1-3, building 7, Jiangbei Industrial Park Innovation and entrepreneurship base (dream pursuit Park), Zixing Economic Development Zone, Chenzhou City, Hunan Province Patentee after: Chenzhou furuikang Electronic Co.,Ltd. Address before: 423400 1st floor, No.7 workshop, Chenzhou Hengfeng Technology Co., Ltd., Hanning West Road, Jiangbei Industrial Park, Zixing Economic Development Zone, Chenzhou City, Hunan Province Patentee before: Chenzhou furuikang Electronic Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |