CN206117258U

CN206117258U - Portable integrated direct current charger

Info

Publication number: CN206117258U
Application number: CN201621208768.9U
Authority: CN
Inventors: 吴国平
Original assignee: SUZHOU RUNBANG ELECTRIC CO Ltd
Current assignee: SUZHOU RUNBANG ELECTRIC CO Ltd
Priority date: 2016-11-09
Filing date: 2016-11-09
Publication date: 2017-04-19
Anticipated expiration: 2026-11-09

Abstract

The utility model discloses a portable integrated direct current charger, including filling motor housing, it has the spliced pole of charging to fill to open on motor housing's the positive side, be connected with the handle on motor housing's the top, the inside formula of holding tightly of solidifying of spliced pole of charging contacts silver -plated terminal entirely, the insulation resistance of spliced pole charges > 2000M omega, proof voltage > 3200V, the head of spliced pole of charging is equipped with the insulated terminals design, the formula of holding tightly contacts silver -plated terminal entirely and pegs graft together with direct current charging connector. The utility model discloses portable integrated direct current charger's the formula of holding tightly contacts silver -plated terminal entirely and is connected the function that realizes single rifle list and fill with direct current charging connector, and the user passes through the position that the handle can conveniently move direct current charger, makes its adaptive capacity to environment improve, can satisfy different use occasions, also practices thrift the cost simultaneously.

Description

Portable integrated DC charging motor

Technical field

This utility model is related to portable integrated DC charging motor.

Background technology

In recent years, electric automobile becomes the industry that country supports to develop energetically because of its clean environment firendly, matches somebody with somebody with electric automobile Set product also correspondingly increases, and wherein DC charging motor is the electrically-charging equipment of electric automobile, but conventional DC charging motor is not Easily mobile, electric automobile can not more conveniently be charged when distant with DC charging motor, make the use of DC charging motor Scope is restricted.

The content of the invention

This utility model is directed to the deficiencies in the prior art, there is provided the portable integrated DC charging for solving the above problems Machine.

In order to solve above-mentioned technical problem, this utility model is addressed by following technical proposals：

Portable integrated DC charging motor, including charger shell, are provided with the positive side of the charger shell and fill Electric binding post, is connected with handle on the top of the motor housing, the inside of the charging connection post is consolidated with tight-holding type and connects entirely Touch silver-plated terminal, the insulation resistance ＞ 2000M Ω of the charging connection post, proof voltage ＞ 3200V, the head of the charging connection post Portion is provided with insulated terminal design, and the silver-plated terminal of the tight-holding type Full connected is plugged in together with direct current charging connector.

Used as further improvement of the utility model, the output voltage of the portable integrated DC charging motor adopts three Line AC380V ± 15% of phase four, frequency 50Hz.

As further improvement of the utility model, the internal operation circuit bag of the portable integrated DC charging motor IGBT, single-chip microcomputer, high frequency transformer, discharge circuit, auxiliary circuit, accessory power supply are included, single-chip microcomputer makes power by drive circuit Switch IGBT work is converted into DC input voitage the alternating voltage of pulsewidth modulation, is then isolated by high frequency transformer transformation, Direct current is obtained finally by output rectification filter, while changing charging current and charging by controllable current/voltage feedback circuit Voltage, discharge circuit works when charging voltage is higher, and auxiliary circuit provides device working power, and accessory power supply gives BMS systems Alternating voltage is converted into the required DC voltage of automobile BMS work by power supply, BMS systems.

Used as further improvement of the utility model, the BMS systems can be divided into the BMS relays of point stake one, point BMS of stake two Relay, point BMS relays of stake one and point BMS relays of stake two are pulled together by controller control.

As further improvement of the utility model, the output electricity that the tight-holding type Full connected silver-plated terminal passes through when working Flow for adjustable DC electricity.

Beneficial effect：Compared with prior art, it has the advantages that this utility model：

The silver-plated terminal of tight-holding type Full connected of the portable integrated DC charging motor of this utility model is connected with DC charging Device connects to realize the function that single rifle list fills, and user can be moved easily the position of DC charging motor by handle so as to environment Adaptability is improved, and different use occasions can be met, while also cost-effective.

Description of the drawings

Fig. 1 is the shape assumption diagram of portable integrated DC charging motor.

Fig. 2 is the operation frame figure of portable integrated DC charging motor.

Specific embodiment

Refering to Fig. 1,2, portable integrated DC charging motor, including charger shell 1, the positive side of charger shell 1 On be provided with charging connection post 11, handle 12 is connected with the top of motor housing 1, the inside of charging connection post 11 is consolidated with holding The silver-plated terminal 111 of formula Full connected, the material of charging connection post 11 is Merlon, because Merlon has excellent insulating properties Can, electric performance stablity can be also kept under moist, hot environment, its insulation resistance ＞ 2000M Ω, proof voltage ＞ 3200V can prevent Occur leaking electricity and generation accident when only operator patch socket, the Security header insulated terminal design of charging connection post 11 is prevented Only staff directly contact and can ensure that and plug secure and reliable connection.Excellent water resistance, degree of protection is higher than IP44, even if In a humidity environment also can steady operation, it is also possible to form rock-steady structure with the silver-plated terminal 111 of tight-holding type Full connected well, Direct current charging connector（It is not shown）The silver-plated terminal 111 of insertion tight-holding type Full connected links together with charger internal circuit, The function that list rifle list fills so is capable of achieving, the silver-plated terminal 111 of tight-holding type Full connected is secondary with the plug of direct current charging connector setting Number, more than more than 10000 times, is the safety of protection personnel and equipment, can also timely be broken both when power reaches to a certain degree Open, portable integrated DC charging motor becomes DC input voitage and supplies using three-phase 380V alternating current power supplys through rectifying and wave-filtering Make power switch IGBT work that DC input voitage is converted into pulsewidth modulation by drive circuit to IGBT bridges, single-chip microcomputer Alternating voltage, is then isolated by high frequency transformer transformation, and finally by output rectification filter direct current is obtained, and then by tight-holding type The silver-plated terminal 111 of Full connected is to lead acid battery charge.Simultaneously tight-holding type is changed by controllable current/voltage feedback circuit complete The charging current and charging voltage of contact silvering terminal 111, and then the safe and reliable work of system is can ensure that, tight-holding type connects entirely It is adjustable DC electricity to touch the output current passed through when silver-plated terminal 111 works, and is directly the power battery charging of electric automobile, by Three-phase four-wire power supply is adopted in DC charging, enough power can be provided, the voltage and current adjusting range of output is big, can With the requirement for realizing filling soon, so different storage batterys can be charged, for example the oversize vehicle such as electric bus, electronic minibus It is charged, improves the use range of the silver-plated terminal 111 of tight-holding type Full connected, while the silver-plated terminal 111 of tight-holding type Full connected The moment electric arc that contact is produced can be to greatest extent reduced, electric arc is prevented and is wounded personnel, the silver-plated terminal 111 of tight-holding type Full connected Using unique jack structure, effectively exclude and be mistakenly inserted the unexpected disconnection that may and prevent in charging process.

Further, the output voltage of portable integrated DC charging motor adopts three-phase and four-line AC380V ± 15%, frequency 50Hz, is directly the power battery charging of electric automobile, and three-phase 380V alternating current power supplys become direct current input through rectifying and wave-filtering Voltage simultaneously supplies IGBT bridges, and single-chip microcomputer makes power switch IGBT work that DC input voitage is converted into arteries and veins by drive circuit The alternating voltage of width modulation, is then isolated by high frequency transformer transformation, and finally by output rectification filter direct current is obtained, and then right Lead acid battery charge, while charging current and charging voltage are changed by controllable current/voltage feedback circuit, by detection The terminal voltage of battery, charging current carries out decision-making to provide single-chip microcomputer, and discharge circuit works when charging voltage is higher, to improve The ability to accept of battery, auxiliary circuit offer device working power, and protection circuit（Excessively stream, overvoltage, excess temperature）Can ensure that and be Unite safe and reliable work, while showing the data such as electricity, time by single-chip microcomputer, accessory power supply gives BMS system power supplies, by The state of BMS system monitor in real time electrokinetic cells, it is required that alternating voltage is mainly converted into automobile BMS work by BMS systems DC voltage, BMS systems can be divided into the BMS relays of point stake one and point BMS relays of stake two, and controller is by a control point stake one The adhesive of BMS relays and point BMS relays of stake two, by BMS power supplys the electric automobile of needs is supplied to, portable integrated straight Current charge machine can be moved easily position by handle 12 so as to strong environmental adaptability, can meet different use occasions, while Also it is cost-effective.

In sum, the silver-plated terminal of tight-holding type Full connected and direct current of the portable integrated DC charging motor of this utility model Charge connector connects to realize the function that single rifle list fills, and user can be moved easily the position of DC charging motor by handle, Its adaptive capacity to environment is improved, different use occasions can be met, while also cost-effective.

Embodiment described above is only that preferred implementation of the present utility model is described, not to this practicality New spirit and scope are defined.On the premise of without departing from this utility model design concept, this area ordinary person couple Various modifications and improvement that the technical solution of the utility model is made, all should drop into protection domain of the present utility model, this reality With the new technology contents being claimed, all record in detail in the claims.

Claims

1. portable integrated DC charging motor, including charger shell（1）, it is characterised in that the charger shell（1）'s Charging connection post is provided with positive side（11）, the motor housing（1）Top on be connected with handle（12）, the charging connection Post（11）Inside be consolidated with the silver-plated terminal of tight-holding type Full connected（111）, the charging connection post（11）Insulation resistance ＞ 2000M Ω, proof voltage ＞ 3200V, the charging connection post（11）Head be provided with insulated terminal design, the tight-holding type connects entirely Touch silver-plated terminal（111）It is plugged in together with direct current charging connector.

2. portable integrated DC charging motor according to claim 1, it is characterised in that described portable integrated straight The output voltage of current charge machine adopts three-phase and four-line AC380V ± 15%, frequency 50Hz.

3. portable integrated DC charging motor according to claim 2, it is characterised in that described portable integrated straight The internal operation circuit of current charge machine includes IGBT, single-chip microcomputer, high frequency transformer, discharge circuit, auxiliary circuit, accessory power supply, Single-chip microcomputer makes power switch IGBT work DC input voitage be converted into the alternating voltage of pulsewidth modulation by drive circuit, so Isolated by high frequency transformer transformation afterwards, finally by output rectification filter direct current is obtained, while anti-by controllable current/voltage It is fed back to road and changes charging current and charging voltage, discharge circuit works when charging voltage is higher, auxiliary circuit provides device work Make power supply, alternating voltage is converted into the required direct current of automobile BMS work to BMS system power supplies, BMS systems by accessory power supply Voltage.

4. portable integrated DC charging motor according to claim 3, it is characterised in that the BMS systems can be divided into Divide the BMS relays of stake one, point BMS relays of stake two, point BMS relays of stake one and point BMS relays of stake two are by controller control System is pulled together.

5. portable integrated DC charging motor according to claim 1, it is characterised in that the tight-holding type Full connected plating Silver-colored terminal（111）The output current passed through during work is adjustable DC electricity.