CN215646275U - Automobile storage battery charger - Google Patents
Automobile storage battery charger Download PDFInfo
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- CN215646275U CN215646275U CN202121830030.7U CN202121830030U CN215646275U CN 215646275 U CN215646275 U CN 215646275U CN 202121830030 U CN202121830030 U CN 202121830030U CN 215646275 U CN215646275 U CN 215646275U
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- circuit board
- battery charger
- assembling
- fan
- ventilation
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Abstract
The utility model provides an automobile battery charger, and relates to the technical field of automobile electronic appliances. The automobile storage battery charger comprises an upper shell, a power input plug, a circuit board, a charging cable, a lower shell and a ventilation fan. The automobile battery charger is convenient to assemble, and has a compact structure after assembly, and is firm and reliable; the occupied space of the outer contour is small, and the carrying is convenient; in the use, the heat that MOS pipe produced on the circuit board conducts to radiating fin through the heat-conducting piece, and radiating fin downwardly extending arranges, makes radiating fin be in the space between last casing and the lower casing, under ventilation fan's drive, produces the distinguished and admirable between ventilation inlet and ventilation outlet, and the distinguished and admirable heat dissipation fin is in order to take away the heat that passes, so to in time dispel the circuit board production heat, avoid the circuit board to produce and scald even spontaneous combustion phenomenon.
Description
Technical Field
The utility model relates to the technical field of automobile electronic appliances, in particular to an automobile battery charger.
Background
With the development of the automobile industry, automobiles become indispensable tools for people's lives and have an extremely important position in commuting and logistics transportation. The battery of the automobile is used for supplying power to the electronic devices of the automobile, and is used for vehicle-mounted charging and the like. When the storage battery of the automobile is in a large power shortage state, the storage battery of the automobile needs to be charged by the charger. Particularly, a truck used for logistics transportation is high in battery use frequency, and is also used as a domestic power supply during long-distance driving, and the battery is frequently lack of power, so that the battery of an automobile is generally charged by a charger in places such as a hotel. At present, a circuit board of the automobile battery charger can generate the phenomena of scalding and even spontaneous combustion due to heat accumulation in the long-time use process, and potential safety hazards are buried for normally using the automobile battery charger. Therefore, the design of the automobile battery charger needs to be optimized to make up for the above defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automobile battery charger, which can be used for dissipating heat generated by a circuit board in time and avoiding the phenomenon that the circuit board is hot and even spontaneously combusted.
In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
an automobile battery charger comprises an upper shell, a power input plug, a circuit board, a charging cable, a lower shell and a ventilation fan;
the lower surface of the upper shell is provided with a plurality of first assembling columns, and the lower surface of the upper shell is also provided with a plurality of second assembling columns;
a ventilation inlet is formed in one side surface of the upper shell, a ventilation outlet is formed in the other side surface of the upper shell, and an upper fan assembly groove is formed in the position, close to the ventilation outlet, of the lower surface of the upper shell;
the upper shell is provided with a power input plug and is provided with a cable hole;
the edge position of the circuit board is provided with an assembling hole corresponding to the position of the first assembling column, the circuit board is placed on the first assembling column, and the first assembling part penetrates through the assembling hole to be assembled and connected with the tail end of the first assembling column;
one side of the MOS tube on the circuit board is provided with a radiating fin, the MOS tube is connected with the radiating fin through a heat conducting piece, and the radiating fin extends downwards;
the power supply terminal of the circuit board is electrically connected with the power input plug;
the charging terminal of the circuit board is connected with one end of a charging cable, and the other end of the charging cable penetrates through the cable hole;
the circuit board is electrically connected with the ventilation fan;
the upper surface of the lower shell is provided with an assembly seat corresponding to the position of the second assembly column, the upper shell is buckled on the lower shell, and the second assembly part is assembled and connected with the second assembly column and the assembly seat;
the upper surface of the lower shell is provided with a lower fan assembly groove corresponding to the upper fan assembly groove;
the upper fan assembling groove and the lower fan assembling groove jointly form a fan assembling groove, and the ventilation fan is positioned in the fan assembling groove.
Preferably, the ventilation inlet and the ventilation outlet are respectively located at two opposite ends of the circuit board, and a connection line between the ventilation inlet and the ventilation outlet passes through the heat dissipation fin.
Preferably, the heat dissipation fin is made of aluminum.
Preferably, the upper shell is provided with an observation window, the circuit board is provided with a display screen, and the display screen is positioned at the position of the observation window.
Preferably, the upper surface of the lower shell is provided with a wire pressing seat, the wire pressing seat is provided with a wire pressing plate, and the charging cable is fixed between the wire pressing seat and the wire pressing plate.
Preferably, the upper and lower housings are made of plastic.
Preferably, the other end of the charging cable is connected with a charging clip.
The beneficial technical effects of the utility model are as follows:
the automobile battery charger is convenient to assemble, and has a compact structure after assembly, and is firm and reliable; the occupied space of the outer contour is small, and the carrying is convenient; in the use, the heat that MOS pipe produced on the circuit board conducts to radiating fin through the heat-conducting piece, and radiating fin downwardly extending arranges, makes radiating fin be in the space between last casing and the lower casing, under ventilation fan's drive, produces the distinguished and admirable between ventilation inlet and ventilation outlet, and the distinguished and admirable heat dissipation fin is in order to take away the heat that passes, so to in time dispel the circuit board production heat, avoid the circuit board to produce and scald even spontaneous combustion phenomenon.
Drawings
FIG. 1 is an exploded view of a portion of an automotive battery charger according to an embodiment of the present invention;
FIG. 2 is a front view of the upper housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 3 is a left side view of the upper housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 4 is a right side view of the upper housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 5 is a top view of the upper housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 6 is a bottom view of the upper housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 7 is a front view of a circuit board of an automotive battery charger in accordance with an embodiment of the present invention;
FIG. 8 is a rear view of a circuit board of an automotive battery charger in accordance with an embodiment of the present invention;
FIG. 9 is a left side view of the circuit board of the automotive battery charger of the embodiment of the present invention;
FIG. 10 is a right side view of an automotive battery charger circuit board according to an embodiment of the present invention;
FIG. 11 is a top view of a circuit board of an automotive battery charger in accordance with an embodiment of the present invention;
FIG. 12 is a bottom view of a circuit board of an automotive battery charger in accordance with an embodiment of the present invention;
FIG. 13 is a front view of the lower housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 14 is a left side view of the lower housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 15 is a right side view of the lower housing of the automotive battery charger in accordance with the embodiment of the present invention;
FIG. 16 is a top view of a lower housing of an automotive battery charger in accordance with an embodiment of the present invention;
fig. 17 is a bottom view of the lower housing of the automobile battery charger in accordance with the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings in combination with the specific embodiments. Certain embodiments of the utility model now will be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. Indeed, various embodiments of the utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will satisfy applicable legal requirements.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In an embodiment of the present invention, an automobile battery charger is provided, please refer to fig. 1 to 17.
An automobile battery charger comprises an upper shell 1, a power input plug 2, a circuit board 3, a charging cable, a lower shell 4, a ventilation fan 5 and the like.
The upper case 1 is made of plastic, the upper case 1 includes a bottom cover and side plates arranged around the top cover, and a lower portion of the upper case 1 is opened. The opening of the upper shell 1 is buckled with the lower shell 4, so that the upper shell 1 and the lower shell 4 jointly form a closed shell.
A first mounting post 11 is respectively arranged at four corners of the lower surface of the upper shell 1, and a second mounting post 12 is arranged beside the first mounting post 11 on the lower surface of the upper shell 1. Four ribs 121 are connected between the side surface of the second mounting post 12 and the lower surface of the upper shell 1, and the ribs 121 are used for reinforcing the fixation of the second mounting post 12.
A ventilation inlet 131 is formed on one side surface of the upper casing 1, a ventilation outlet 132 is formed on the other side surface of the upper casing 1, and a fan upper mounting groove 14 is formed on the lower surface of the upper casing 1 at a position close to the ventilation outlet 132.
The upper shell 1 is provided with a power input plug 2, and the power input plug 2 is used for connecting a power supply. The upper shell 1 is provided with a cable hole 15 for leading out a charging cable from the cable hole 15.
The edge position of the circuit board 3 is provided with a mounting hole 31, and the mounting hole 31 corresponds to the position of the first mounting post 11.
The circuit board 3 is placed on the first mounting post 11, and the first mounting member (screw) is fit-connected to the end of the first mounting post 11 through the mounting hole 31.
One side of the MOS tube 32 on the circuit board 3 is provided with a heat dissipation fin 33, the MOS tube 32 is connected with the heat dissipation fin 33 through a heat conduction member, and the heat dissipation fin 33 extends downward. The heat dissipation fins 33 are made of aluminum material. The heat generated by the MOS transistor 32 is conducted to the heat dissipation fin 33 via the heat conductive member.
The power supply terminal of the circuit board 3 is electrically connected with the power input plug 2;
the charging terminal of the circuit board 3 is connected to one end of a charging cable, and the other end of the charging cable passes through the cable hole 15. The other end of the charging cable is connected with a charging clamp, and the charging clamp is clamped on an electrode of the automobile storage battery so as to charge the automobile storage battery.
The circuit board 3 is electrically connected to the ventilation fan 5.
The lower shell 4 is made of plastic, and the upper surface of the lower shell 4 is provided with a mounting seat 41, and the mounting seat 41 corresponds to the second mounting column 12 in position. The upper shell 1 is buckled on the lower shell 4, and a second assembly part (screw) is assembled and connected with the second assembly column 12 and the assembly seat 41.
The upper surface of the lower case 4 is provided with a fan lower mounting groove 42, and the fan lower mounting groove 42 corresponds to the fan upper mounting groove 41 in position. The upper fan fitting groove 41 and the lower fan fitting groove 42 together constitute a fan fitting groove in which the ventilating fan 5 is located.
Wherein the ventilation inlet 131 and the ventilation outlet 132 are respectively located at opposite ends of the circuit board 3, and a connection line between the ventilation inlet 131 and the ventilation outlet 132 passes through the heat dissipation fin 33.
Under the driving of the ventilation fan 5, a wind flow is generated between the ventilation inlet 131 and the ventilation outlet 132, and the wind flow passes through the heat dissipation fins 33 to remove heat.
The upper shell 1 is provided with an observation window 16, the circuit board 3 is provided with a display screen 34, and the display screen 34 is positioned at the position of the observation window 16. In this manner, the user is facilitated to view the information displayed on the display screen 34 through the viewing window 16.
The upper surface of lower casing 4 sets up line ball seat 43, assembles the line ball board on the line ball seat 43, and the charging cable is fixed in between line ball seat 43 and the line ball board to avoid the charging cable to rock and drop from circuit board 3.
Up to this point, the present embodiment has been described in detail with reference to the accompanying drawings. From the above description, those skilled in the art should clearly recognize that the utility model is an automotive battery charger. The automobile battery charger is convenient to assemble, and has a compact structure after assembly, and is firm and reliable; the occupied space of the outer contour is small, and the carrying is convenient; in the using process, the heat generated by the MOS tube 32 on the circuit board 3 is conducted to the heat dissipating fins 33 through the heat conducting member, the heat dissipating fins 33 are arranged to extend downward, so that the heat dissipating fins 33 are located in the space between the upper casing 1 and the lower casing 4, and under the driving of the ventilation fan 5, an air flow is generated between the ventilation inlet 131 and the ventilation outlet 132, and the air flow passes through the heat dissipating fins 33 to take away the heat, so that the heat generated by the circuit board 3 is dissipated in time, and the phenomenon that the circuit board 3 is scalded or even spontaneously combusted is avoided.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an automobile storage battery charger which characterized in that: the charging device comprises an upper shell, a power input plug, a circuit board, a charging cable, a lower shell and a ventilation fan;
the lower surface of the upper shell is provided with a plurality of first assembling columns, and the lower surface of the upper shell is also provided with a plurality of second assembling columns;
a ventilation inlet is formed in one side surface of the upper shell, a ventilation outlet is formed in the other side surface of the upper shell, and an upper fan assembly groove is formed in the position, close to the ventilation outlet, of the lower surface of the upper shell;
the upper shell is provided with a power input plug and is provided with a cable hole;
the edge position of the circuit board is provided with an assembling hole corresponding to the position of the first assembling column, the circuit board is placed on the first assembling column, and the first assembling part penetrates through the assembling hole to be assembled and connected with the tail end of the first assembling column;
one side of the MOS tube on the circuit board is provided with a radiating fin, the MOS tube is connected with the radiating fin through a heat conducting piece, and the radiating fin extends downwards;
the power supply terminal of the circuit board is electrically connected with the power input plug;
the charging terminal of the circuit board is connected with one end of a charging cable, and the other end of the charging cable penetrates through the cable hole;
the circuit board is electrically connected with the ventilation fan;
the upper surface of the lower shell is provided with an assembly seat corresponding to the position of the second assembly column, the upper shell is buckled on the lower shell, and the second assembly part is assembled and connected with the second assembly column and the assembly seat;
the upper surface of the lower shell is provided with a lower fan assembly groove corresponding to the upper fan assembly groove;
the upper fan assembling groove and the lower fan assembling groove jointly form a fan assembling groove, and the ventilation fan is positioned in the fan assembling groove.
2. The automobile battery charger according to claim 1, characterized in that: the ventilation inlet and the ventilation outlet are respectively positioned at two opposite ends of the circuit board, and a connecting line between the ventilation inlet and the ventilation outlet penetrates through the radiating fin.
3. The automobile battery charger according to claim 1, characterized in that: the heat dissipation fin is made of aluminum.
4. The automobile battery charger according to claim 1, characterized in that: the upper shell is provided with an observation window, the circuit board is provided with a display screen, and the display screen is positioned at the position of the observation window.
5. The automobile battery charger according to claim 1, characterized in that: the upper surface of lower casing is provided with the line ball seat, be equipped with the line ball board on the line ball seat, the charging cable is fixed in between line ball seat and the line ball board.
6. The automobile battery charger according to claim 1, characterized in that: the upper shell and the lower shell are both made of plastic.
7. The automobile battery charger according to claim 1, characterized in that: the other end of the charging cable is connected with a charging clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830030.7U CN215646275U (en) | 2021-08-06 | 2021-08-06 | Automobile storage battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830030.7U CN215646275U (en) | 2021-08-06 | 2021-08-06 | Automobile storage battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215646275U true CN215646275U (en) | 2022-01-25 |
Family
ID=79895589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121830030.7U Active CN215646275U (en) | 2021-08-06 | 2021-08-06 | Automobile storage battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215646275U (en) |
-
2021
- 2021-08-06 CN CN202121830030.7U patent/CN215646275U/en active Active
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