CN217036808U - Lithium electricity trades power station charger - Google Patents
Lithium electricity trades power station charger Download PDFInfo
- Publication number
- CN217036808U CN217036808U CN202220678046.9U CN202220678046U CN217036808U CN 217036808 U CN217036808 U CN 217036808U CN 202220678046 U CN202220678046 U CN 202220678046U CN 217036808 U CN217036808 U CN 217036808U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- lithium
- heat dissipation
- battery charging
- charging station
- 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.)
- Active
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a lithium battery replacement station charger which comprises a shell, a circuit board and a heat dissipation plate, wherein the shell is provided with a radiator, the shell is installed on the heat dissipation plate in a matched mode, the circuit board is installed inside the shell and is encapsulated by pouring sealant, and power devices on the circuit board are installed corresponding to the radiator. The charger has the advantages of ensuring good heat dissipation, dust prevention and water prevention performance of the charger of the power station without a built-in heat dissipation fan.
Description
Technical Field
The utility model belongs to the technical field of chargers, and particularly relates to a lithium battery charging station charger.
Background
Along with the popularization of electric bicycles, more and more people adopt the electric bicycles as self travel tools, particularly, a lithium ion battery is appeared, so that the electric bicycles have the advantages of light weight and long endurance, are more favored by office workers, and a battery replacement station is produced as soon as possible. In order to increase the battery usage rate, the charging power of the charging station must be increased, and the charging time must be shortened. However, most of the existing high-power lithium battery replacement station chargers are provided with a cooling fan, and due to the existence of the fan, the service life of the charger is limited by the fan, and the dustproof and waterproof treatment of the charger is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the background art, and provides a lithium battery replacement station charger which can ensure good heat dissipation, dust prevention and water prevention performance of the replacement station charger under the condition of not needing a built-in heat dissipation fan.
In order to achieve the purpose, the utility model provides a lithium battery charging station charger which comprises a shell, a circuit board and a heat dissipation plate, wherein the shell is provided with a radiator, the shell is installed on the heat dissipation plate in a matching mode, the circuit board is installed inside the shell and is encapsulated by pouring sealant, and a power device on the circuit board is installed corresponding to the radiator.
Preferably, the heat dissipation plate is provided with a step surface, and one end of the shell, which is far away from the circuit board, is installed on the step surface of the heat dissipation plate in a matching manner.
Preferably, at least one side of the shell is provided with an installation lug with an installation hole, the heat dissipation plate is provided with a fastening hole, and the installation lug and the fastening hole are connected through a fastening piece.
Preferably, a fixing column is arranged inside the shell, and a positioning hole matched with the fixing column is formed in the circuit board.
Preferably, the pouring sealant is made of polyurethane adhesive with high thermal conductivity coefficient.
Preferably, the thermal conductivity of the polyurethane glue is not less than 1.5.
Preferably, the circuit board is provided with a charging circuit, and an output socket and an input socket which are connected with the charging circuit.
Preferably, the heat sink is provided with a power device mounting hole, and the power device on the circuit board is fixed on the power device mounting hole by using a screw.
Preferably, the heat dissipation plate is made of a semi-hollow aluminum profile.
The utility model has the beneficial effects that: according to the utility model, the charger shell is arranged on the heat dissipation plate, the radiator is arranged in the shell, and the good heat dissipation effect of the charger of the power station is ensured under the condition of no need of a built-in heat dissipation fan through the continuous heat dissipation of the radiator and the heat dissipation plate; the circuit board is installed inside the shell and is encapsulated by the potting adhesive, so that the charger is integrally sealed and installed, and the dustproof and waterproof performance is improved.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment.
FIG. 2 is a housing and circuit board mounting schematic of an embodiment.
FIG. 3 is a schematic view of a housing of an embodiment.
Fig. 4 is a rear view of the housing of an embodiment.
Fig. 5 is a right side view of a heat radiating plate of an embodiment.
Figure 6 is a circuit diagram of a circuit board of an embodiment.
In the figure: 1-shell, 2-circuit board, 3-heat dissipation plate, 11-fixed column, 12-radiator, 13-mounting lug, 21-power device, 22-output socket, 23-input socket and 31-fastening hole.
Detailed Description
Referring to fig. 1 to 5, the embodiment provides a lithium battery charging station charger, which includes a casing 1, a circuit board 2 and a heat dissipation plate 3, wherein the casing 1 is provided with a heat sink 12, the casing 1 is installed on the heat dissipation plate 3 in a matching manner, the circuit board 2 is installed inside the casing 1 and encapsulated by a potting adhesive, a power device 21 on the circuit board 2 is installed corresponding to the heat sink 12, and the casing 1 is composed of a plastic casing and a heat dissipation aluminum sheet.
The heat dissipation plate 3 is provided with a step surface, and one end of the shell 1, which is far away from the circuit board 2, is installed on the step surface of the heat dissipation plate 3 in a matching manner, so that the contact area between the shell 1 and the heat dissipation plate 3 is large, a good heat dissipation effect is further ensured, and the shell 1 and the heat dissipation plate 3 are compactly installed.
The left side and the right side of the shell 1 are provided with mounting ears 13 with mounting holes, the heat dissipation plate 3 is provided with fastening holes 31, the mounting ears 13 and the fastening holes 31 are connected by fasteners, the fasteners include but are not limited to screws, and the shell 1 and the heat dissipation plate 3 are in limited mounting.
The inside two fixed columns 11 that are equipped with of casing 1, the one end of keeping away from power device 21 on the circuit board 2 is equipped with two locating holes that suit with fixed column 11 for circuit board 2 is spacing to be installed inside casing 1, and the difficult emergence dislocation after the assembly.
The pouring sealant is made of polyurethane adhesive with a heat conductivity coefficient of 1.5, the heat conduction effect is good, heat generated by the power device 21 is quickly transferred to the radiator 12 through the polyurethane adhesive, and the heat dissipation effect is improved.
The circuit board 2 is provided with a charging circuit, and an output socket 22 and an input socket 23 which are connected with the charging circuit, so that charging is facilitated.
Referring to fig. 6, the charging circuit includes an input rectifying filter circuit, a power switch control circuit, a power conversion circuit, and a charging control circuit, the input rectifying filter circuit includes an EMC filter inductor, an X capacitor, an input rectifying bridge, and an input filtering electrolytic capacitor, the power switch control circuit includes an LLC controller L6599, a photocoupler, and a plurality of resistors, the LLC controller is connected to the power switch tube, the LLC controller is connected to the charging control circuit through the photocoupler, the power conversion circuit includes a power switch tube, a power converter transformer, converts the dc power generated by the input rectifying filter circuit into an alternating current, and converts the alternating current into the dc power required for charging after transformation rectification and filtering, the power switch control circuit is L6599 or other LLC controllers, the input rectifying filter circuit includes an input rectifying bridge BD1 and an input fuse FU1, the power conversion circuit includes an output rectifying diode DD1 and a filter capacitor CD3, the current input line is connected with the input rectification filter circuit after being installed through the input socket on the circuit board, and the output line is connected with the central processing unit and the charging control circuit after being installed through the output socket on the circuit board.
The positive and negative poles of the plug of the charging input line are communicated with the AC-L1 and the AC-N1 in the input rectifying and filtering circuit, and the positive and negative poles of the plug of the charging output line are communicated with the output positive pole DC + and the output negative pole DC-in the charging control circuit.
The heat radiator 12 is provided with a power device mounting hole, the power device 21 on the circuit board 2 is fixed on the power device mounting hole by using a screw, so that the power device 21 and the heat radiator 12 are adaptively mounted, and heat on the power device 21 is conveniently transferred to the heat radiator 12.
The heat dissipation plate 3 is made of semi-hollow aluminum profiles, the longitudinal section of the heat dissipation plate 3 is in a 7-shaped shape, the semi-hollow arrangement facilitates heat flow and transfer, and the heat dissipation effect of the heat dissipation plate 3 is guaranteed.
The working process of the utility model is as follows:
this lithium electricity trades power station charger is at the course of the work, and the heat that power device 21 produced on the circuit board 2 is glued through the polyurethane of high coefficient of thermal conductivity and is conducted radiator 12, and on radiator 12 conducts heating panel 3 again, heating panel 3 gives off the heat to the air again to be unlikely to overheated and damage in the assurance this charger course of the work.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a lithium electricity trades power station charger which characterized in that: including casing, circuit board and heating panel, be equipped with the radiator on the casing, the casing cooperation is installed on the heating panel, the circuit board is installed inside the casing and the potting glue embedment, and power device on the circuit board corresponds the installation with the radiator.
2. A lithium battery charging station charger according to claim 1, wherein: the heat dissipation plate is provided with a step surface, and one end, far away from the circuit board, of the shell is installed on the step surface of the heat dissipation plate in a matched mode.
3. A lithium-ion battery charging station charger according to claim 1 or 2, characterized by: at least one side of the shell is provided with a mounting lug with a mounting hole, the heat dissipation plate is provided with a fastening hole, and the mounting lug and the fastening hole are connected through a fastening piece.
4. A lithium-ion battery charging station charger according to claim 1, wherein: the shell is internally provided with a fixing column, and the circuit board is provided with a positioning hole matched with the fixing column.
5. A lithium-ion battery charging station charger according to claim 1, wherein: the pouring sealant is polyurethane adhesive with high heat conductivity coefficient.
6. A lithium battery charging station charger according to claim 5, characterized in that: the heat conductivity coefficient of the polyurethane adhesive is not lower than 1.5.
7. A lithium-ion battery charging station charger according to claim 1, wherein: the circuit board is provided with a charging circuit, an output socket and an input socket which are connected with the charging circuit.
8. A lithium-ion battery charging station charger according to claim 1, wherein: the radiator is provided with a power device mounting hole, and the power device on the circuit board is fixed on the power device mounting hole through a screw.
9. A lithium-ion battery charging station charger according to claim 1, wherein: the heat dissipation plate is made of semi-hollow aluminum profiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220678046.9U CN217036808U (en) | 2022-03-24 | 2022-03-24 | Lithium electricity trades power station charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220678046.9U CN217036808U (en) | 2022-03-24 | 2022-03-24 | Lithium electricity trades power station charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217036808U true CN217036808U (en) | 2022-07-22 |
Family
ID=82413323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220678046.9U Active CN217036808U (en) | 2022-03-24 | 2022-03-24 | Lithium electricity trades power station charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217036808U (en) |
-
2022
- 2022-03-24 CN CN202220678046.9U patent/CN217036808U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3432440A1 (en) | Charger for vacuum cleaner and fast charging controlling method thereof | |
| CN109606157B (en) | New energy automobile and on-vehicle machine that charges thereof | |
| CN202872678U (en) | Group series type photovoltaic inverter | |
| CN213989778U (en) | Solar photovoltaic energy storage cabinet | |
| CN217036808U (en) | Lithium electricity trades power station charger | |
| CN207588548U (en) | A kind of photovoltaic electricity generation controller with heat sinking function | |
| CN211181883U (en) | Direct current reactor with heat dissipation function | |
| CN204243103U (en) | A kind of battery structure and include the electric motor car of battery structure | |
| CN216162131U (en) | Low pressure compensation filter capacitor bank on-line monitoring automatic safety device | |
| CN203574554U (en) | Electromagnetic speed-adjustable motor control device | |
| CN203942583U (en) | The camera of the energy-saving charging that a kind of multiple-energy-source utilizes | |
| CN216969367U (en) | Totally-enclosed charging device with waterproof function | |
| CN208797839U (en) | The small micro battery of outdoor type natural heat dissipation | |
| CN205260215U (en) | Utilize power supply unit of slewing device cooling air | |
| CN216530645U (en) | Lithium battery charger with heat dissipation antidetonation function | |
| CN212676924U (en) | Unmanned aerial vehicle intelligent charging ware AC device | |
| CN220628919U (en) | Noiseless energy storage device | |
| CN213520201U (en) | Protection device for lithium battery | |
| CN213125971U (en) | MPPT solar charging and discharging equipment | |
| CN210511441U (en) | Street lamp casing and solar intelligent control street lamp | |
| CN204498005U (en) | A kind of small-sized energy accumulation current converter with waterproof construction | |
| CN203632344U (en) | AC uninterrupted power supply for communication | |
| CN220682190U (en) | High-power charger power control system | |
| CN220652220U (en) | Battery box with voltage increasing and decreasing function | |
| CN219876671U (en) | Independent heat dissipation balanced motorcycle voltage regulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |