CN212304823U - Automobile battery charger - Google Patents
Automobile battery charger Download PDFInfo
- Publication number
- CN212304823U CN212304823U CN202021245251.3U CN202021245251U CN212304823U CN 212304823 U CN212304823 U CN 212304823U CN 202021245251 U CN202021245251 U CN 202021245251U CN 212304823 U CN212304823 U CN 212304823U
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- CN
- China
- Prior art keywords
- shell
- circuit board
- base shell
- battery charger
- control module
- 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.)
- Expired - Fee Related
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- 210000001503 joint Anatomy 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 241000270728 Alligator Species 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model relates to an automobile storage battery charger, which comprises a shell and a base shell which can be matched in an up-and-down butt joint manner, wherein a circuit board is arranged in the base shell, an output line and an input line are respectively welded at the left end and the right end of the circuit board, the circuit board is an intelligent control circuit board, a transformer and a control module are arranged at the top of the circuit board, a plurality of status indicator lamps are arranged on the top surface of the control module, and lamp holes corresponding to the quantity and the positions of the status indicator lamps on the control module are arranged at; the junction of the left end and the right end of the shell and the base shell is provided with a wire groove, and an output line and an input line which are connected to the left end and the right end of the circuit board respectively penetrate through the wire grooves at the left end and the right end and extend outwards. The automobile storage battery charger is small in structure, convenient to carry, capable of automatically detecting voltage, capable of outputting after voltage detection is safe, capable of judging the charging stage, high in safety factor and good in stability, and has the functions of overcurrent protection, overvoltage protection, short circuit protection, reverse connection protection and surge protection.
Description
Technical Field
The utility model relates to a charger field especially relates to an automobile storage battery charger.
Background
The charger adopts a high-frequency power supply technology and applies an advanced intelligent dynamic adjustment charging technology. The charger can be divided into a power frequency machine and a high frequency machine according to the working frequency of a designed circuit. The power frequency machine is designed according to the traditional analog circuit principle, the internal electric devices of the machine are large, small noise exists in the general operation with large load, the machine type has strong resistance performance under severe power grid environment conditions, and the reliability and the stability are both stronger than those of a high-frequency machine.
The charger for the automobile storage battery belongs to a power frequency machine according to classification, and has stable performance and good reliability. However, the existing automobile battery charger has the disadvantages of complex structure, large volume and inconvenient carrying.
Disclosure of Invention
The utility model aims to solve the technical problem that a car storage battery charger that can automated inspection voltage, the structure is small and exquisite and conveniently carry is provided.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: an automobile storage battery charger comprises a shell and a base shell which can be matched in an up-and-down butt joint mode, wherein an upper accommodating cavity with a downward opening is formed in the bottom of the shell, a lower accommodating cavity with an upward opening is formed in the top of the base shell, the upper accommodating cavity and the lower accommodating cavity correspond to each other up and down, a circuit board is arranged in the lower accommodating cavity of the base shell, output lines and input lines are welded to the left end and the right end of the circuit board respectively, an output plug is arranged at the tail end of each output line, an input plug is arranged at the head of each input line, the circuit board is an intelligent control circuit board, a transformer and a control module are arranged at the top of the circuit board, a plurality of state indicating lamps are arranged on the top surface of the control module; the transformer and the control module are both positioned in an upper accommodating cavity at the bottom of the shell, and the status indicator lamp is positioned in the corresponding lamp hole; a plurality of positioning rods which are vertically upward are arranged at the bottom of the lower accommodating cavity of the base shell, positioning holes corresponding to the number and positions of the positioning rods are arranged on the circuit board, and the circuit board is fixed in the lower accommodating cavity of the base shell through the positioning rods and the positioning holes which are in inserting fit; the utility model discloses a circuit board, including shell, base shell, wire casing, line connection, circuit board, line connection, both ends all are provided with the wire casing about both ends and the base shell top about the shell bottom, and the wire casing corresponds from top to bottom in the wire casing on shell and the base shell, and the output line and the input line of connecting both ends pass the wire casing at both ends about shell and the base shell respectively and extend outside the wire.
Preferably, the transformer is connected with the circuit board in a soldering mode, and the control module is electrically connected with the circuit board through the pin header.
Preferably, four corners of the bottom of the base shell are respectively provided with a connecting hole which is communicated with the lower accommodating cavity, the upper accommodating cavity of the outer shell is fixedly provided with threaded hole columns, the number and the positions of the threaded hole columns correspond to those of the connecting holes in the base shell, the connecting holes are counter bores, and fixing bolts which are in threaded fit with the threaded hole columns are arranged in the connecting holes and are used for fixedly connecting the outer shell and the base shell which are butted up and down.
Preferably, the output plug is an alligator clip.
Preferably, the connection parts of the output line and the input line with the circuit board are wrapped with buckles, and the buckles are mutually matched with the wire grooves in a clamping manner.
Preferably, the bottom of the base shell is provided with a wear pad at each of the four corners.
Preferably, a sealing ring is arranged at the joint of the outer shell and the base shell.
Preferably, the status indicator light comprises a power lamp, a work indicator light, a fault light, a charging stage indicator light and a charging completion indicator light.
Compared with the prior art, the utility model discloses an useful part is: the automobile storage battery charger is small in structure, convenient to carry, capable of automatically detecting voltage, capable of outputting after voltage detection is safe, capable of judging the charging stage according to the voltage, high in safety factor and good in stability, and has the functions of overcurrent protection, overvoltage protection, short circuit protection, reverse connection protection and surge protection.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic view of the top structure of the battery charger of the present invention;
FIG. 2 is a schematic view of the bottom structure of the battery charger of the present invention;
fig. 3 is the utility model discloses car storage battery charger split structure sketch map.
In the figure: 1. a housing; 11. a lamp hole; 12. a screw hole joint; 2. an output line; 3. a status indicator light; 4. buckling; 5. an input line; 6. an input plug; 7. a base shell; 71. a wear pad; 72. positioning a rod; 73. connecting holes; 8. fixing the bolt; 9. a circuit board; 91. a transformer; 92. a control module; 93. positioning holes; 10. a wire slot.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:
fig. 1 to 3 show an automobile battery charger, which includes a housing 1 and a base shell 7 that can be in butt joint with each other in an up-and-down manner, wherein an upper accommodating cavity with a downward opening is formed at the bottom of the housing 1, a lower accommodating cavity with an upward opening is formed at the top of the base shell 7, the upper accommodating cavity and the lower accommodating cavity correspond to each other in an up-and-down manner, a circuit board 9 is arranged in the lower accommodating cavity of the base shell 7, an output line 2 and an input line 5 are respectively welded at the left end and the right end of the circuit board 9, an output plug is arranged at the tail end of the output line 2, the output plug is an alligator clip, an input plug 6 is arranged at the head of the input; the circuit board 9 is an intelligent control circuit board, the top of the circuit board is provided with a transformer 91 and a control module 92, the transformer 91 is connected with the circuit board 9 in a soldering mode, and the control module 92 is electrically connected with the circuit board 9 through pins; the top surface of the control module 92 is provided with a plurality of status indicators 3, and the top of the housing 1 is provided with lamp holes 11 the number and the positions of which correspond to the number and the positions of the status indicators 3 on the control module 92; the transformer 91 and the control module 92 are both positioned in an upper accommodating cavity at the bottom of the shell 1, the status indicator lamp 3 is positioned in the corresponding lamp hole 11, and the status indicator lamp 3 comprises a power lamp, a working indicator lamp, a fault lamp, a charging stage indicator lamp and a charging completion indicator lamp; a plurality of positioning rods 72 which are vertically upward are arranged at the bottom of the lower accommodating cavity of the base shell 7, positioning holes 93 corresponding to the positioning rods 72 in number and position are arranged on the circuit board 9, and the circuit board 9 is fixed in the lower accommodating cavity of the base shell 7 through the positioning rods 72 and the positioning holes 93 which are in insertion fit; both ends and the base shell 7 top about 1 bottom of shell all are provided with wire casing 10, and wire casing 10 on shell 1 and the base shell 7 corresponds from top to bottom, and the output line 2 and the input line 5 of connecting both ends about circuit board 9 pass the wire casing 10 at both ends about shell 1 and the base shell 7 respectively and extend outside at wire casing 10.
In order to facilitate the mutual fixation of the outer shell 1 and the base shell 7 after combination, four corners of the bottom of the base shell 7 are respectively provided with a connecting hole 73 communicated with the lower accommodating cavity, the upper accommodating cavity of the outer shell 1 is fixedly provided with screw hole columns 12 the number and the positions of which correspond to those of the connecting holes 73 on the base shell 7, the connecting holes 73 are counter-sunk holes, and fixing bolts 8 in threaded fit with the screw hole columns 12 are arranged in the connecting holes and used for fixedly connecting the outer shell 1 and the base shell 7 which are butted up and down.
In order to provide drawing force with enough strength and ensure the connection reliability of the wire body shell 1 and the base shell 7, the joints of the output line 2, the input line 5 and the circuit board 9 are wrapped with the buckles 4, and the buckles 4 are mutually clamped and matched with the wire grooves 10.
In order to prevent the bottom of the base shell 7 from being worn due to frequent use, a wear pad 71 is disposed at each of the four corners of the bottom of the base shell 7.
In order to ensure the sealing performance of the inside of the spliced shell 1 and the base shell 7, a sealing ring is arranged at the joint of the shell 1 and the base shell 7.
The working principle is as follows: the input plug 6 inputs 110-240V alternating current and then transmits the alternating current to the circuit board 9 through the input line 5, the alternating current is conveyed to the transformer 91 through the circuit board 9 and outputs 12V direct current voltage through the PWM power switch on the transformer 91, the 12V direct current voltage is output through the output line 2, meanwhile, the 12V direct current voltage output by the transformer 91 is subjected to voltage detection through the pin header through the control module 92, state display is carried out through the state indicator lamp 3, each stage of charging is indicated, and automatic power-off protection can be achieved if phenomena of overcurrent, overvoltage, short circuit, reverse connection or surge occur.
The automobile storage battery charger is small in structure, convenient to carry, capable of automatically detecting voltage, capable of outputting after voltage detection is safe, capable of judging the charging stage according to the voltage, high in safety factor and good in stability, and has the functions of overcurrent protection, overvoltage protection, short circuit protection, reverse connection protection and surge protection.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides an automobile storage battery charger, is including can butt joint complex shell (1) and base shell (7) from top to bottom, shell (1) bottom is provided with the ascending holding chamber of opening, and base shell (7) top is provided with the ascending lower holding chamber of opening, go up holding chamber and lower holding chamber and correspond from top to bottom, the lower holding intracavity of base shell (7) is provided with circuit board (9), both ends weld output line (2) and input line (5) respectively about circuit board (9), the end of output line (2) is provided with output plug, and the head of input line (5) is provided with input plug (6), its characterized in that: the circuit board (9) is an intelligent control circuit board, the top of the circuit board is provided with a transformer (91) and a control module (92), the top surface of the control module (92) is provided with a plurality of status indicator lamps (3), and the top of the shell (1) is provided with lamp holes (11) the number and the positions of which correspond to the number and the positions of the status indicator lamps (3) on the control module (92); the transformer (91) and the control module (92) are both positioned in an upper accommodating cavity at the bottom of the shell (1), and the status indicator lamp (3) is positioned in the corresponding lamp hole (11); a plurality of positioning rods (72) which are vertically upward are arranged at the bottom of the lower accommodating cavity of the base shell (7), positioning holes (93) corresponding to the positioning rods (72) in number and position are arranged on the circuit board (9), and the circuit board (9) is fixed in the lower accommodating cavity of the base shell (7) through the positioning rods (72) and the positioning holes (93) which are in insertion fit; both ends and base shell (7) top about both ends all are provided with wire casing (10) about shell (1) bottom, and wire casing (10) on shell (1) and base shell (7) correspond from top to bottom, connect output line (2) and input line (5) at both ends about circuit board (9) and pass wire casing (10) at both ends about shell (1) and base shell (7) respectively and extend outside at wire casing (10).
2. The automotive battery charger of claim 1, wherein: the transformer (91) is connected with the circuit board (9) in a soldering mode, and the control module (92) is electrically connected with the circuit board (9) through pins.
3. The automotive battery charger of claim 1, wherein: base shell (7) bottom four corners respectively is provided with connecting hole (73) of holding chamber under a intercommunication, the last holding intracavity of shell (1) is fixed and is provided with number and position and base shell (7) on connecting hole (73) quantity and position correspond screw hole post (12), connecting hole (73) are the counter bore, are provided with in the connecting hole with screw hole post (12) screw-thread fit's fixing bolt (8) be used for fixed connection shell (1) and base shell (7) after the butt joint from top to bottom.
4. The automotive battery charger of claim 1, wherein: the output plug is an alligator clip.
5. The automotive battery charger of claim 1, wherein: the junction of output line (2) and input line (5) and circuit board (9) all wraps up buckle (4), buckle (4) and mutual joint cooperation of wire casing (10).
6. The automotive battery charger of claim 1, wherein: and the parts of the bottom of the base shell (7) close to the four corners are respectively provided with a wear pad (71).
7. The automotive battery charger of claim 1, wherein: and a sealing ring is arranged at the joint of the outer shell (1) and the base shell (7).
8. The automotive battery charger of claim 1, wherein: the state indicator lamp (3) is composed of a power lamp, a work indicator lamp, a fault lamp, a charging stage indicator lamp and a charging completion indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021245251.3U CN212304823U (en) | 2020-06-30 | 2020-06-30 | Automobile battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021245251.3U CN212304823U (en) | 2020-06-30 | 2020-06-30 | Automobile battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212304823U true CN212304823U (en) | 2021-01-05 |
Family
ID=73936149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021245251.3U Expired - Fee Related CN212304823U (en) | 2020-06-30 | 2020-06-30 | Automobile battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212304823U (en) |
-
2020
- 2020-06-30 CN CN202021245251.3U patent/CN212304823U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |