CN210191191U - Non-vehicle-mounted low-power direct-current charger - Google Patents
Non-vehicle-mounted low-power direct-current charger Download PDFInfo
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- CN210191191U CN210191191U CN201921166812.8U CN201921166812U CN210191191U CN 210191191 U CN210191191 U CN 210191191U CN 201921166812 U CN201921166812 U CN 201921166812U CN 210191191 U CN210191191 U CN 210191191U
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- radiator
- shell
- current charger
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- outlet
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to an off-board low-power direct current charger, which comprises a shell, wherein wire inlet and outlet grooves are arranged on two sides of the width direction of the shell, a circuit board and a radiator are arranged in the shell, and sealing devices are arranged at two ends of the wire inlet and outlet grooves; the shell comprises an upper cover and a lower cover, the circuit board is arranged between the radiator and the lower cover, a first sealing ring is arranged at the position of an inlet wire and an outlet wire of the radiator, and a tail sleeve is arranged on the outer side of the outlet hole to wrap the outlet hole. Compared with the prior art, the utility model, its compact structure, the dependable performance, the whole protection level of battery charging outfit reaches IP67 at least, and it sets up the outside at the car with battery charging outfit by car inside to simplified the whole car charging system design of electric automobile, reduced whole car fault rate, alleviateed whole car quality, be suitable for batch production.
Description
Technical Field
The utility model relates to a battery charging outfit, specific theory is a small-size battery charging outfit of non-vehicular of electric automobile that protection level is high.
Background
With the vigorous development of electric vehicles, the demand for charging devices is increasing. Most of the existing electric vehicles in daily life are charged by alternating current slow charging, the slow charging automobiles are matched with a vehicle-mounted charger, and due to the serious shortage of suppliers of the powerful vehicle-mounted charger, the fault rate of the existing vehicle-mounted charger is high, so that the problem is serious after sale; the subsidies of the existing new energy automobiles decline year by year, and the host factory pays more and more attention to the cost of the finished automobile, so that the household low-power direct-current charging technology is imperative.
The low-power direct-current charging technology of the electric automobile is used as a novel charging mode, the vehicle-mounted charger is externally arranged and is used as a non-vehicle-mounted charger, the design of a charging system of the electric automobile is simplified, the requirement of a low-power charging communication protocol is met, the overall cost of the electric automobile and a charging facility is reduced, the failure rate of the whole automobile is reduced, and the low-power direct-current charging technology can provide intelligent, convenient and simplified new charging technology options for the industries of the electric automobile and the charging facility.
The popularization and application of the off-board low-power direct-current charging technology need to solve the technical problems of safety and reliability so as to meet the market demand.
Disclosure of Invention
An object of the utility model is to provide a non-vehicle miniwatt direct current charger of brand-new structure, its is small, and stability is high.
The utility model discloses a following technical means realizes: a non-vehicle-mounted low-power direct current charger comprises a shell, wire inlet and outlet grooves are formed in two sides of the width direction of the shell, a circuit board and a radiator are arranged in the shell, and sealing devices are arranged at two ends of each wire inlet and outlet groove;
the shell comprises an upper cover and a lower cover, the circuit board is arranged between the radiator and the lower cover, the upper cover is arranged on the upper side of the radiator, a second sealing ring is arranged on the contact surface of the upper cover and the lower cover, and a first sealing ring is arranged at the position of an inlet and outlet line of the radiator.
The radiator comprises radiating fins, the radiating fins surround the circuit board, and air inlet and outlet holes are formed in the positions of an air inlet and an air outlet of the upper cover.
The fan is arranged in the width direction of the radiator and is tightly attached to the radiating fins, the corresponding position of the upper cover is provided with an air inlet, and the air inlet is provided with a dust screen.
The heating element arranged on the circuit board is tightly attached to the radiator, and the heating element is connected with the radiator in a pressing plate, bolt or glue mode.
The bottom of the radiator is provided with a round hole and an air pressure valve, the cable penetrates through the round hole, and the air pressure valve is arranged on one side of the bottom of the radiator.
The wire inlet and outlet grooves of the upper cover and the lower cover jointly form a wire inlet and outlet hole, and a rubber tail sleeve is arranged on the outer side of the wire inlet and outlet hole for wrapping.
The cable connector is characterized by further comprising a locking wire pressing pipe, wherein the locking wire pressing pipe is arranged in the tail sleeve, and the incoming and outgoing cables penetrate into the locking wire pressing pipe and are pressed by the locking wire pressing pipe.
Compared with the prior art, the utility model, its compact structure, the dependable performance, the whole protection level of battery charging outfit reaches IP67 at least, and it sets up the outside at the car with battery charging outfit by car inside to simplified the whole car charging system design of electric automobile, reduced whole car fault rate, alleviateed whole car quality, be suitable for batch production.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an explosion diagram of the structure of the present invention.
The radiator comprises an upper cover (1), a decorative plate (2), a radiator (3), a fan (4), a circuit board (5), a first sealing ring (6), a locking wire pressing pipe (7), a tail sleeve (8), a second sealing ring (9), a lower cover (10) and a fastening piece (11).
Detailed Description
The invention is described in further detail below with reference to the drawings in the specification:
the utility model relates to a car charging device, specific theory is a portable non-vehicle direct current charger. The radiator comprises a shell, wherein the shell comprises an upper cover 1 and a lower cover 10, a radiator 3 and a circuit board 5 are arranged in a containing space enclosed by the upper cover 1 and the lower cover 10, the part circuit board 5 is placed in the radiator 3 and fixed by adopting modes of gluing, fastening pieces and the like, a fan 4 is arranged in the width direction of the radiator 3, the fan 4 is fixed on the radiator 3 through the fastening pieces, and then the whole radiator 3 is placed in the upper cover 1.
And a second sealing ring 9 is arranged on the contact surface of the radiator 3 and the lower cover 10, and the second sealing ring 9 seals the joint of the radiator 3 and the lower cover 10, so that good sealing performance is ensured.
Wire inlet and outlet grooves are formed in two sides of the upper cover 1 and the lower cover 10 in the width direction, the upper wire inlet and outlet grooves and the lower wire inlet and outlet grooves jointly form a wire inlet and outlet hole used for extending out of a cable, a tail sleeve 8 is sleeved on the cable to fix the upper cover 1 and the lower cover 10, a first sealing ring 6 is further arranged between the tail sleeve 8 and the radiator 3 to strengthen sealing of the tail sleeve, and the integral protection grade of the charger reaches the standard of IP 67.
Further, still set up lock line pressure pipe 7 on the cable, lock line pressure pipe 7 sets up between first sealing washer 6 and tail cover 8, and it fixes the position of cable, avoids the cable to take place displacement removal, rotation distortion in the shell.
The utility model discloses in, second sealing washer 9 also can set up the upside at radiator 3, lower cover 10 utilizes screw 11 fastening with upper cover 1.
In the utility model, the heat radiating fins of the heat radiator 3 and the fan 4 are positioned at the upper part of the charger, and the fan 4 is far away from the ground, so that the influence on the heat radiating function of the heat radiator caused by the fact that the fan 4 is close to the ground and easily absorbs dust under the working state can be avoided; air inlets and air outlets are reserved at two ends of the upper cover 1, and dust screens are additionally arranged at the air inlets and the air outlets under special conditions.
The lock line pressure pipe 7 adopts the crimping mode with the business turn over line cable, lock line pressure pipe 7 with upper and lower casing adoption concave-convex structure's mode zonulae occludens, the tail cover 8 adopts soft rubber material, can effectively avoid appearing risks such as cable surface fracture that the long-term crooked in-process of cable leads to, improves the security and the life of product.
Enough space is left between the circuit board 5 and the radiator part 3, the heating elements in the circuit board 5 are tightly attached to the radiator 3 in modes including but not limited to pressing plates, bolts, glue applying and the like, and the heat of the heating elements is conducted to the radiator 3, so that the heat dissipation function of an assembly product is realized.
Round holes are reserved at the bottom of the radiator 3 to allow the fan 4 and cables of the indicator lamp to pass through, and the round holes are sealed by adopting a mode including but not limited to PG heads, glue applying, sealing rings and the like.
The bottom of the radiator 3 is assembled with a pneumatic valve which can effectively balance the air pressure inside and outside the charger to play a role of safety protection, and the pneumatic valve is arranged on one side of the radiator 3.
Claims (7)
1. The utility model provides an off-board miniwatt direct current charger which characterized in that: the heat radiator comprises a shell, wherein wire inlet and outlet grooves are formed in two sides of the width direction of the shell, a circuit board and a heat radiator are arranged in the shell, and sealing devices are arranged at two ends of the heat radiator;
the shell comprises an upper cover and a lower cover, the circuit board is arranged between the radiator and the lower cover, the upper cover is arranged on the upper side of the radiator, a second sealing ring is arranged on the contact surface of the radiator and the lower cover, and a first sealing ring is arranged in a wire inlet and outlet hole of the radiator.
2. The direct-current charger according to claim 1, characterized in that: the radiator comprises radiating fins which surround the circuit board, and an air inlet and an air outlet are formed in the upper cover.
3. The direct-current charger according to claim 1, characterized in that: the fan is arranged in the width direction of the radiator and is tightly attached to the radiating fins, the corresponding position of the upper cover is provided with an air inlet, and the air inlet is provided with a dust screen.
4. The direct-current charger according to claim 1, characterized in that: the heating element arranged on the circuit board is tightly attached to the radiator, and the heating element is connected with the radiator through a pressing plate, a bolt or glue.
5. The direct-current charger according to claim 1, characterized in that: the bottom of the radiator is provided with a round hole and an air pressure valve, the cable passes through the round hole, and the air pressure valve is arranged on one side of the bottom of the radiator.
6. The direct-current charger according to claim 1, characterized in that: the wire inlet and outlet grooves of the upper cover and the lower cover jointly form a wire inlet and outlet hole, and a rubber tail sleeve is arranged on the outer side of the wire inlet and outlet hole.
7. The direct-current charger according to claim 1, characterized in that: the cable connector is characterized by further comprising a locking wire pressing pipe, wherein the locking wire pressing pipe is arranged in the tail sleeve, and the incoming and outgoing cables penetrate into the locking wire pressing pipe and are pressed by the locking wire pressing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166812.8U CN210191191U (en) | 2019-07-24 | 2019-07-24 | Non-vehicle-mounted low-power direct-current charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921166812.8U CN210191191U (en) | 2019-07-24 | 2019-07-24 | Non-vehicle-mounted low-power direct-current charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210191191U true CN210191191U (en) | 2020-03-27 |
Family
ID=69867144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921166812.8U Active CN210191191U (en) | 2019-07-24 | 2019-07-24 | Non-vehicle-mounted low-power direct-current charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210191191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303919A (en) * | 2019-07-24 | 2019-10-08 | 南京康尼新能源汽车零部件有限公司 | Off-board small power DC charger |
-
2019
- 2019-07-24 CN CN201921166812.8U patent/CN210191191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303919A (en) * | 2019-07-24 | 2019-10-08 | 南京康尼新能源汽车零部件有限公司 | Off-board small power DC charger |
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