CN207859981U - vehicle-mounted charging device - Google Patents
vehicle-mounted charging device Download PDFInfo
- Publication number
- CN207859981U CN207859981U CN201820109860.2U CN201820109860U CN207859981U CN 207859981 U CN207859981 U CN 207859981U CN 201820109860 U CN201820109860 U CN 201820109860U CN 207859981 U CN207859981 U CN 207859981U
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- Prior art keywords
- circuit board
- side wall
- perforation
- printed circuit
- cooling liquid
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of vehicle-mounted charging device, is related to charging device of electric automobile technical field, including：Cooling base, circuit board assemblies, magnet assembly and capacitance component；Cooling base includes bottom plate and stands on the side wall of bottom plate, and bottom plate is connect with side wall, so that bottom plate and side wall collectively form solid space, solid space is divided into the first accommodating space and the second accommodating space by barricade；Circuit board assemblies are located in the first accommodating space, and magnet assembly is located in the second accommodating space, and is connect with circuit board assemblies by least one sheet metal；Capacitance component is located on circuit board assemblies, and is connected to circuit board assemblies by least one locking part.Electrical connection between each device makes each component constitute an entirety and realizes electrical connection simultaneously by mechanical structured member, realizes the probability for reducing Joint failure, increases the reliability of vehicle-mounted charging device, and assemble the advantageous effect of time less manpower.
Description
Technical field
The present invention relates to charging device of electric automobile technical fields, more particularly, to a kind of vehicle-mounted charging device.
Background technology
Oily electricity hybrid vehicle or electric vehicle have many advantages, such as economy, energy-saving and environmental protection, under energy shortage crisis, become each
Big depot Research Emphasis.
One of crucial auxiliary component as electric vehicle, Vehicular charger OBC refer to being mounted on electric vehicle, utilizing
The device that AC network charges to battery pack, ac power cable is inserted into the socket of electric vehicle to electronic by it
Automobile charges.It is substantially a kind of power conversion device, it is electric from power grid incoming transport by the bundle of inputs, and by its output
It is that on-board high-voltage battery pack (Battery Pack) provides charging service, and passes through self communication end that harness, which exports high voltage direct current,
Mouth and battery management system (Battery Management System；BMS real-time, interactive communications) are kept.
But connection is unreliable inside traditional Vehicular charger, the case where being susceptible to Joint failure, occurs, and manufactures
Technique is cumbersome.
Invention content
The purpose of the present invention is to provide a kind of vehicle-mounted charging devices, to alleviate vehicle-mounted charge existing in the prior art
Connection is unreliable inside machine, and the case where being susceptible to Joint failure occurs, and the technical problem that manufacturing process is cumbersome.
Vehicle-mounted charging device provided by the invention, including：Cooling base, circuit board assemblies, magnet assembly and capacitance component；
Cooling base includes bottom plate and stands on the side wall of bottom plate, and bottom plate is connect with side wall, so that bottom plate and side wall collectively form solid
Space, cooling base further include barricade, and solid space is divided into the first accommodating space and the second accommodating space by barricade；Circuit board
Component is located in the first accommodating space, and magnet assembly is located in the second accommodating space, and passes through at least one sheet metal and circuit
Board group part connects；Capacitance component is located on circuit board assemblies, and is connected to circuit board assemblies by least one locking part.
Further, circuit board assemblies include the first printed circuit board, and magnet assembly includes magnet assembly ontology and second
Printed circuit board；The coiling of magnet assembly ontology is connect with the second printed circuit board, one end of at least one sheet metal and first
Printed circuit board connects, and the other end of sheet metal is connect with the second printed circuit board, so that circuit board assemblies and magnet assembly shape
At electrical connection.
Further, the second printed circuit board includes at least one conductive welding disk；Wiring point in second printed circuit board
It is not electrically connected with the coiling of magnet assembly ontology and conductive welding disk, perforation is provided on sheet metal, is provided with and wears on conductive welding disk
Hole, sheet metal are affixed on conductive welding disk, and by connector through perforation and perforation, so as to circuit board assemblies, sheet metal, lead
Electrical bonding pads, the second printed circuit board and magnet assembly form electrical connection.
Further, sheet metal is L-shaped, the first printed circuit board and the second printed circuit board be located at two it is different flat
The one end in face, L-shaped sheet metal is inserted on the first printed circuit board, and the other end of L-shaped sheet metal is provided with perforation, and is affixed on second
Side of the printed circuit board far from magnet assembly ontology is provided with perforation on the second printed circuit board, and is run through by connector
Perforation and perforation.
Further, vehicle-mounted charging device further includes frame；Frame is set as one or more, and each frame is at least accommodating
Two sheet metals.
Further, the one end of frame far from the first printed circuit board is provided with crossbeam, and being arranged at least two on crossbeam wears
Hole passes through in each perforation and houses a sheet metal.
Further, the pin of locking part and capacitance component connects；Locking part includes at least one lug, is arranged on lug
It perforates, includes connecting pole on circuit board assemblies, one end of connecting pole is connected to the first printed circuit board, and the other end of connecting pole is
The side wall of hollow structure, hollow structure is provided with screw thread, and locking part further includes screw, and screw passes through the perforation on lug to extend into
In hollow structure, and with the threaded connection of the side wall of hollow structure so that between capacitance component and circuit board assemblies formed be electrically connected
It connects.
Further, capacitance component is horizontal positioned relative to the first printed circuit board, and locking part includes positive polarity locking part
With negative polarity locking part, positive polarity locking part and negative polarity locking part include copper bar and at least one lug, the copper of positive polarity
The anode of row's connection capacitance component, the cathode of the copper bar connection capacitance component of negative polarity, and positive polarity copper bar and negative polarity copper
Row is vertically arranged relative to the first printed circuit board, and lug and copper bar are vertically arranged, so that the perforation on lug and the first printing
Circuit board is arranged in parallel, when screw sequentially passes through the hollow structure of perforation and connecting pole on lug, so that lug and connecting pole
Material contact.
Further, capacitance component includes capacitance component ontology, upper set casing and lower set casing, and capacitance component ontology is accommodating
Between upper set casing and lower set casing, engaged by least one fastener between upper set casing and lower set casing；Lower fixation
It is provided at least one prominent structure on the lateral wall of shell, perforation is provided in prominent structure, screw passes through wearing for prominent structure
Fixed column on hole and the first printed circuit board, and capacitance component is fixed on circuit board assemblies as a whole.
Further, vehicle-mounted charging device further includes the first EMC circuits, the 2nd EMC circuits and signal plate；Cooling base
Side wall includes the first side wall, the second side wall, third side wall and the 4th side wall, and the first side wall and the 4th side wall are oppositely arranged, and second
Side wall and third side wall are oppositely arranged, and the first power terminal, the second power terminal and signal are provided on the first side wall and is connect
Line end, between barricade and the first side wall, the first EMC circuits are set on circuit board assemblies circuit board assemblies, the first EMC
For circuit between capacitance component and the second side wall, and close to the first power terminal, the 2nd EMC circuits are set to circuit board group
On part, between capacitance component and third side wall, and close to the second power terminal, signal plate is arranged the 2nd EMC circuits
In on circuit board assemblies, between capacitance component and the first side wall, and close to signal terminal, magnet assembly is located at signal plate
Between barricade and the 4th side wall.
Further, cooling base further includes U-shaped cooling liquid flowing channel；U-shaped cooling liquid flowing channel is located at bottom plate far from circuit board
The side of component；U-shaped cooling liquid flowing channel be provided with cooling liquid flowing channel entrance and cooling liquid flowing channel outlet, cooling liquid flowing channel entrance and
Cooling liquid flowing channel outlet is located on the first side wall；The side of U-shaped cooling liquid flowing channel extends to the 4th side from cooling liquid flowing channel entrance
Wall, and from the side for extending close to third side wall close to the side of the second side wall, the back of U-shaped cooling liquid flowing channel is constituted, then
Continue to extend to the cooling liquid flowing channel outlet of the first side wall from the 4th side wall and constitute the other side of U-shaped cooling liquid flowing channel.
Further, circuit board assemblies further include first group of switching tube and second group of switching tube, and cooling base further includes position
In the first boss and second boss of the first accommodating space；First printed circuit board includes the first hollow structure and the second hollow knot
Structure, first group of switching tube and second group of switching tube are respectively arranged in the first hollow structure and the second hollow structure, and water respectively
It is flat to be set in first boss and second boss；First boss and the side of U-shaped cooling liquid flowing channel are correspondingly arranged, second boss and U
The other side of shape cooling liquid flowing channel is correspondingly arranged, and the back of magnet assembly and U-shaped cooling liquid flowing channel is correspondingly arranged.
Vehicle-mounted charging device provided by the invention, including：Cooling base, including bottom plate, the first side wall, the second side wall,
Three side walls, the 4th side wall and barricade, the first side wall, the second side wall, third side wall, the 4th side wall and barricade are stood on bottom plate,
In the first side wall it is opposite with the 4th side wall, the second side wall is opposite with third side wall, and barricade connects the second side wall and third side wall, gear
Wall, the first side wall, the second side wall and third side wall constitute the first accommodating space, barricade, the 4th side wall, the second side wall and third side
Wall constitutes the second accommodating space；Further include circuit board assemblies, circuit board assemblies include the first print being located in the first accommodating space
Printed circuit board；Further include magnet assembly, magnet assembly includes the magnet assembly ontology being located in the second accommodating space and the second print
Printed circuit board, the second printed circuit board include at least one conductive welding disk and wiring, wiring respectively with magnet assembly ontology around
Line and conductive welding disk connection；Further include at least one sheet metal, one end of sheet metal is connected to the first printed circuit board, sheet metal
The other end be provided with perforation, conductive welding disk is provided with perforation, and the other end of sheet metal is affixed on the conduction of the second printed circuit board
Perforation on pad, and on conductive welding disk is corresponding with the perforation on the other end of sheet metal, and is passed through by the first connector
The perforation on perforation and conductive welding disk on the other end of sheet metal, so that the other end of sheet metal connects with conductive welding disk entity
It touches, so that circuit board assemblies are electrically connected with magnet assembly formation；Further include the capacitance component being located in the first accommodating space, and sets
It is placed on circuit board assemblies；Further include at least one locking part, including positive polarity locking part, negative polarity locking part and the second company
Fitting, positive polarity locking part and negative polarity locking part respectively include copper bar and at least one lug, the copper bar connection electricity of positive polarity
Holding the anode of the capacitance component ontology of component, the copper bar of negative polarity connects the cathode of the capacitance component ontology of capacitance component, and
The copper bar of positive polarity and the copper bar of negative polarity are vertically arranged relative to the first printed circuit board, and lug and copper bar are vertically arranged, with
The perforation on lug is set to be arranged in parallel with the first printed circuit board, circuit board assemblies include connecting pole, one end connection of connecting pole
The other end of first printed circuit board, connecting pole is hollow structure, perforation and connecting pole of second connector on lug
Hollow structure, so that lug and connecting pole material contact, so as to form electrical connection between capacitance component and circuit board assemblies.
Further, vehicle-mounted charging device further includes frame, and the one end of frame far from the first printed circuit board includes crossbeam,
Include at least two perforation on crossbeam, is passed through in each perforation and house a sheet metal.
Further, the first connector and the second connector are screw.
Further, capacitance component further includes upper set casing and lower set casing, and capacitance component ontology is placed in set casing
Between lower set casing, it is provided at least one prominent structure on the lateral wall of lower set casing, perforation is provided in prominent structure,
The perforation and the fixed column on the first printed circuit board that screw passes through prominent structure, and capacitance component is fixed as a whole
In on circuit board assemblies.
Further, cooling base further includes U-shaped cooling liquid flowing channel, is located at side of the bottom plate far from circuit board assemblies；U-shaped
Cooling liquid flowing channel is provided with cooling liquid flowing channel entrance and cooling liquid flowing channel outlet, is respectively positioned on the first side wall of cooling base, U-shaped is cold
But the side in liquid stream road extends to the 4th side wall from cooling liquid flowing channel entrance, and is extended close to from the side close to the second side wall
The side of third side wall constitutes the back of U-shaped cooling liquid flowing channel, is further continued for extending to the coolant liquid of the first side wall from the 4th side wall
Runner exit and the other side for constituting U-shaped cooling liquid flowing channel；Circuit board assemblies further include first group of switching tube and second group of switch
Pipe, further includes first boss and second boss in the first accommodating space of cooling base, and the first printed circuit board includes in first
Hollow structure and the second hollow structure, first group of switching tube and second group of switching tube are respectively arranged at the first of the first printed circuit board
In hollow structure and the second hollow structure, and it is horizontal in first boss and second boss respectively, and first boss and U-shaped are cold
But the side in liquid stream road is correspondingly arranged, and second boss and the other side of U-shaped cooling liquid flowing channel are correspondingly arranged, magnet assembly and U-shaped
The back of cooling liquid flowing channel is correspondingly arranged.
Vehicle-mounted charging device provided by the invention, including：Cooling base, circuit board assemblies, magnet assembly and capacitance component；
Cooling base includes bottom plate and stands on the side wall of bottom plate, and bottom plate is connect with side wall, so that bottom plate and side wall collectively form solid
Space, cooling base further include barricade, and solid space is divided into the first accommodating space and the second accommodating space by barricade；Circuit board
Component is located in the first accommodating space, and magnet assembly is located in the second accommodating space, and passes through at least one sheet metal and circuit
Board group part connects；Capacitance component is located on circuit board assemblies, and is connected to circuit board assemblies by least one locking part.Pass through
Cooling base is divided into the first accommodating space and the second accommodating space, while circuit board assemblies are set to the first accommodating space
It is interior, magnet assembly is set in the second accommodating space, and is connect with circuit board assemblies by least one sheet metal, capacitance group
Part is located on circuit board assemblies, and is connected to circuit board assemblies by least one locking part, alleviates and exists in the prior art
Vehicular charger inside connection it is unreliable, the case where being susceptible to Joint failure, occurs, and the cumbersome technology of manufacturing process is asked
Topic, realizes the electrical connection between each device not by any flexible cord, but so that each component is constituted one by mechanical structured member
It is whole simultaneously to realize electrical connection simultaneously, therefore the probability of Joint failure is reduced, increase the reliability of vehicle-mounted charging device, and group
Fill the advantageous effect of time less manpower.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the overall structure diagram of the vehicle-mounted charging device of embodiment of the present invention；
Fig. 2 is the exploded view of the vehicle-mounted charging device of embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the cooling base in the vehicle-mounted charging device of embodiment of the present invention；
Fig. 4 is the exploded view of the vehicle-mounted charging device of another embodiment of the present invention；
Fig. 5 is the exploded view of the vehicle-mounted charging device of a further embodiment of this invention；
Fig. 6 is the structure schematic diagram of the vehicle-mounted charging device of embodiment of the present invention.
Icon：100- cooling bases；110- bottom plates；111- barricades；120- side walls；The first side walls of 121-；122- the second sides
Wall；123- third side walls；The 4th side walls of 124-；The first accommodating spaces of 130-；131- first boss；132- second boss；140-
Second accommodating space；150-U shape cooling liquid flowing channels；151- cooling liquid flowing channel entrances；152- cooling liquid flowing channels export；200- electricity
Road board group part；The first printed circuit boards of 210-；211- connecting poles；212- fixed columns；220- sheet metals；300- magnet assemblies；
310- magnet assembly ontologies；The second printed circuit boards of 320-；321- conductive welding disks；400- capacitance components；410- locking parts；
4102- lugs；4104- screws；4106- copper bars；412- positive polarity locking parts；414- negative polarity locking parts；420- capacitance components
Ontology；The upper set casings of 430-；Set casing under 440-；The first fasteners of 450-；The second fasteners of 460-；470- protrudes structure；
First group of switching tube of 480-；Second group of switching tube of 490-；500- frames；The first EMC circuits of 600-；The 2nd EMC circuits of 610-；
620- signal plates；The first power terminals of 630-；The second power terminals of 640-；650- signal terminals.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on ... shown in the drawings or position
Relationship is merely for convenience of description of the present invention and simplification of the description, and not indicating or implying the indicated device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore is not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace such as occur
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Fig. 1 is the overall structure diagram of the vehicle-mounted charging device of present embodiment；Fig. 2 is that the vehicle-mounted of present embodiment is filled
The exploded view of electric installation；Fig. 3 is the structural schematic diagram of the cooling base 100 in the vehicle-mounted charging device of present embodiment；Fig. 4 is
The exploded view of the vehicle-mounted charging device of another embodiment；Fig. 5 is the exploded view of the vehicle-mounted charging device of another embodiment；Figure
6 be the structure schematic diagram of the vehicle-mounted charging device of present embodiment.
As shown in figures 1 to 6, vehicle-mounted charging device provided by the invention, including：Cooling base 100, circuit board assemblies 200,
Magnet assembly 300 and capacitance component 400；Cooling base 100 includes bottom plate 110 and stands on the side wall 120 of bottom plate 110, and bottom plate
110 connect with side wall 120, so that bottom plate 110 and side wall 120 collectively form solid space, cooling base 100 further includes barricade
111, solid space is divided into the first accommodating space 130 and the second accommodating space 140 by barricade 111；Circuit board assemblies 200 are located at
In first accommodating space 130, magnet assembly 300 is located in the second accommodating space 140, and by least one sheet metal 220 with
Circuit board assemblies 200 connect；Capacitance component 400 is located on circuit board assemblies 200, and is connected by least one locking part 410
In circuit board assemblies 200.
Electrical connection between each device of thus configured vehicle-mounted charging device is tied not by any flexible cord by machinery
Component makes each component constitute an entirety and realizes electrical connection simultaneously, therefore reduces the probability of Joint failure, increases vehicle-mounted
The reliability of charging unit, and assemble time less manpower.
Further, circuit board assemblies 200 include the first printed circuit board 210, and magnet assembly 300 includes magnet assembly
Ontology 310 and the second printed circuit board 320；The coiling of magnet assembly ontology 310 is connect with the second printed circuit board 320, at least
One end of one sheet metal 220 is connect with the first printed circuit board 210, the other end of sheet metal 220 and the second printed circuit board
320 connections, so that circuit board assemblies 200 are electrically connected with the formation of magnet assembly 300.
Further, the second printed circuit board 320 includes at least one conductive welding disk 321；In second printed circuit board 320
Wiring be electrically connected respectively with the coiling of magnet assembly ontology 310 and conductive welding disk 321, be provided with perforation on sheet metal 220, lead
Perforation is provided on electrical bonding pads 321, sheet metal 220 is affixed on conductive welding disk 321, and is run through perforation by connector and worn
Hole, so that circuit board assemblies 200, sheet metal 220, conductive welding disk 321, the second printed circuit board 320 and the formation of magnet assembly 300
Electrical connection.
Further, sheet metal 220 is L-shaped, and the first printed circuit board 210 and the second printed circuit board 320 are located at two
One end of different planes, L-shaped sheet metal 220 is inserted on the first printed circuit board 210, and the other end of L-shaped sheet metal 220 is arranged
There is perforation, and be affixed on the second side of the printed circuit board 320 far from magnet assembly ontology 310, on the second printed circuit board 320
It is provided with perforation, and by connector through perforation and perforation.
It is connected by sheet metal 220 between magnet assembly 300 and circuit board, without being connected by any flexible cord, therefore magnetic
Property component 300 and circuit board assemblies 200 form an entirety, reduce automobile and cause failure because of concussion in the process of moving
Probability, connector may be configured as screw and nut.
Further, vehicle-mounted charging device further includes frame 500；Frame 500 is set as one or more, each frame
500 at least house two sheet metals 220.
Further, the one end of frame 500 far from the first printed circuit board 210 is provided with crossbeam, is arranged at least on crossbeam
Two perforation pass through in each perforation and house a sheet metal 220.
The one end of frame 500 far from the first printed circuit board 210 includes crossbeam, includes four perforation on crossbeam, each to wear
It passes through and houses a sheet metal 220 in hole, when assembling, sheet metal 220 is assembled in successively on frame 500, then by frame 500
It assembles and fixes on the first printed circuit board 210, in this way, once assembling multiple sheet metals 220, reduces manually, and consistency
Preferably.In embodiment, frame 500 is plastic frame 500.
Further, locking part 410 is connect with the pin of capacitance component ontology 420；Locking part 410 includes at least one
Lug 4102, perforation is arranged on lug 4102, includes connecting pole 211 on circuit board assemblies 200, and one end of connecting pole 211 connects
It is hollow structure in the other end of the first printed circuit board 210, connecting pole 211, the side wall of hollow structure is provided with screw thread, locks
Part 410 further includes screw 4104, and screw 4104 passes through the perforation on lug 4102 to extend into hollow structure, and and hollow structure
Side wall threaded connection so that between capacitance component 400 and circuit board assemblies 200 formed be electrically connected.
Further, capacitance component 400 is horizontal positioned relative to the first printed circuit board 210, and locking part 410 includes anode
Property locking part 412 and negative polarity locking part 414, positive polarity locking part 412 and negative polarity locking part 414 include copper bar and at least
One lug, the anode of the copper bar connection capacitance component ontology 420 of positive polarity, the copper bar of negative polarity connect capacitance component ontology
420 cathode, and the copper bar of positive polarity and the copper bar of negative polarity are vertically arranged relative to the first printed circuit board 210, lug
4102 and copper bar 4106 be vertically arranged so that the perforation on lug 4102 is arranged in parallel with the first printed circuit board 210, screw
4104 when sequentially passing through the hollow structure of the perforation and connecting pole 211 on lug 4102, so that 211 entity of lug and connecting pole
Contact.
When such screw 4104 sequentially passes through the hollow structure in perforation and connecting pole 211 on lug 4102, it can make to dash forward
Ear 4102 and 211 material contact of connecting pole and realize being electrically connected between capacitance component 400 and circuit board assemblies 200, and not
Any flexible cord is needed, and capacitance component 400 and circuit board assemblies 200 is made to form an entirety, reduces automobile in driving process
The middle probability for causing Joint failure because of concussion.
Further, capacitance component 400 includes capacitance component ontology 420, upper set casing 430 and lower set casing 440, electricity
Hold component body 420 to be placed between set casing 430 and lower set casing 440, between upper set casing 430 and lower set casing 440
Engaged by least one fastener.
In order to make capacitance component 400 be combined into a firm entirety, between upper set casing 430 and lower set casing 440
Engaged by fastener so that capacitance component ontology 420, upper set casing 430 and lower set casing 440 collectively form one it is firm
It is whole.More specifically, upper set casing 430 and lower set casing 440 respectively include at least one bow-shaped structural, the bow of upper and lower set casing
The combination of shape structure constitute one it is columnar structured, capacitance component ontology 420 be placed in this it is columnar structured in, and upper set casing
The recessed portion of 430 bow-shaped structural includes first fastener 450, and the lug boss of the bow-shaped structural of lower set casing 440 includes
One second fastener 460, the first fastener 450 and the engaging of the second fastener 460, the first fastener 450 and second blocks in this case
The structure of fastener 460 is not specifically limited, as long as the first fastener 450 and the second fastener 460 buckle close.
Further, at least one prominent structure 470, prominent structure are provided on the lateral wall of lower set casing 440
Perforation is provided on 470, the perforation and the fixed column 212 on the first printed circuit board 210 that screw passes through prominent structure 470, and
Capacitance component 400 is fixed on as a whole on circuit board assemblies 200, the stability of vehicle-mounted charging device structure is increased.
In embodiment, structural stability, upper set casing 430 can further comprise at least one perforation, pass through in order to further increase
The screw 4104 of lug 4102 can first pass through the perforation on set casing 430, and by upper set casing 430 and capacitance component 400
When being further fixed on circuit board assemblies 200, and assembling, human hand and machinery can be operated from upper set casing 430, be increased
Add operation space reduces operation difficulty.
Further, vehicle-mounted charging device further includes the first EMC circuits 600, the 2nd EMC circuits 610 and signal plate 620；
The side wall 120 of cooling base 100 include the first side wall 121, the second side wall 122, third side wall 123 and the 4th side wall 124, first
Side wall 121 and the 4th side wall 124 are oppositely arranged, and the second side wall 122 and third side wall 123 are oppositely arranged, and are set on the first side wall 121
It is equipped with the first power terminal 630, the second power terminal 640 and signal terminal 650, circuit board assemblies 200 are located at barricade
111 and first between side wall 121, and the first EMC circuits 600 are set on circuit board assemblies 200, the first 600, EMC circuits
Between capacitance component 400 and the second side wall 122, and close to the first power terminal 630, the 2nd EMC circuits 610 are set to electricity
On road board group part 200, the 2nd EMC circuits 610 are between capacitance component 400 and third side wall 123, and close second work(
Rate terminals 640, signal plate 620 are set on circuit board assemblies 200, and signal plate 620 is located at capacitance component 400 and the first side
Between wall 121, and close to signal terminal 650, magnet assembly 300 is between barricade 111 and the 4th side wall 124.
Wherein the first side wall 121 and the 4th side wall 124 are opposite, and the second side wall 122 and third side wall 123 are opposite, such structure
At vehicle-mounted charging device as shown in Figure 1, small, power density is big.In one embodiment, the first power terminal 630 is
Power input ports, the second power terminal 640 are power output port, and the first EMC circuits 600 are to input EMC circuits, second
EMC circuits 610 are output EMC circuits, input power from power input terminals flow through input EMC circuits, circuit board assemblies 200 and
After power conversion circuit and output EMC circuits that magnet assembly 300 is constituted load, control letter are flowed out to from power output terminal
Number 620 from signal terminal to signal plate, signal plate 620 carries out the transmission of signal, mould as above between circuit board assemblies 200 again
For group layout when carrying out electrical converter, the transmission path of power and signal is shorter, therefore small, the effect of vehicle-mounted charging device is lost
Rate is high, and power density is big.
Further, cooling base 100 further includes U-shaped cooling liquid flowing channel 150；U-shaped cooling liquid flowing channel 150 is located at bottom plate
110 sides far from circuit board assemblies 200；U-shaped cooling liquid flowing channel 150 is provided with cooling liquid flowing channel entrance 151 and cooling liquid stream
Road outlet 152, cooling liquid flowing channel entrance 151 and cooling liquid flowing channel outlet 152 are located on the first side wall 121；U-shaped cooling liquid flowing channel
150 side extends to the 4th side wall 124 from cooling liquid flowing channel entrance 151, and is extended to from the side close to the second side wall 122
Close to the side of third side wall 123, the back of U-shaped cooling liquid flowing channel 150 is constituted, is further continued for extending to the from the 4th side wall 124
The cooling liquid flowing channel outlet 152 of one side wall 121 and constitute the other side of 150 structure of U-shaped cooling liquid flowing channel.
In power conversion process, power device such as switching tube, magnet assembly 300 etc. will produce many heat, such as not in time,
Effective heat dissipation, will influence the conversion efficiency of vehicle-mounted charging device, or even can damage vehicle-mounted charging device, therefore it is vehicle-mounted to radiate
Charging unit needs the major issue solved.
The low coolant liquid of temperature flows through cooling liquid flowing channel from cooling liquid flowing channel entrance 151, absorbs vehicle-mounted charging device power
The heat generated in conversion process, and become the high coolant liquid of temperature from 152 outflow of cooling liquid flowing channel outlet.
Further, circuit board assemblies 200 further include first group of switching tube 480 and second group of switching tube 490, cooling base
100 further include the first boss 131 and second boss 132 positioned at the first accommodating space 130；First printed circuit board 210 includes
It is hollow that first hollow structure and the second hollow structure, first group of switching tube 480 and second group of switching tube 490 are respectively arranged at first
In structure and the second hollow structure, and it is horizontal in first boss 131 and second boss 132 respectively；First boss 131 and U
The side of shape cooling liquid flowing channel 150 is correspondingly arranged, and second boss 132 and the other side of U-shaped cooling liquid flowing channel 150 are correspondingly arranged,
The back of magnet assembly 300 and U shapes cooling liquid flowing channel 150 is correspondingly arranged.
In this way, the heat that first group of switching tube 480 and second group of switching tube 490 generate can pass through first boss respectively
131 reach cooling liquid flowing channel with second boss 132, and the heat that magnet assembly 300 generates can pass through the bottom of cooling base 100
Plate 110 reaches cooling liquid flowing channel, then the heat that calorific value is larger in vehicle-mounted charging device device generates all by thermal conductivity compared with
High pedestal and coolant liquid directly radiates, therefore device can be operated in preferable states, power conversion effect in vehicle-mounted charging device
Rate is high, and power density is high.
In addition, the first power terminal 630 as described above, the second power terminal 640, signal end 650, cooling liquid flowing channel
Entrance 151 and cooling liquid flowing channel outlet 152 are respectively positioned on the first side wall 121 of cooling base 100, can so further decrease heat dissipation
The volume of pedestal 100 improves the power density of vehicle-mounted charging device.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (17)
1. a kind of vehicle-mounted charging device, including：Cooling base, circuit board assemblies, magnet assembly and capacitance component；
The cooling base includes bottom plate and stands on the side wall of the bottom plate, and the bottom plate is connect with the side wall, so that institute
It states bottom plate and the side wall collectively forms solid space, the cooling base further includes barricade, and the barricade will be described three-dimensional empty
Between be divided into the first accommodating space and the second accommodating space；
The circuit board assemblies are located in first accommodating space, and the magnet assembly is located in second accommodating space,
And it is connect with the circuit board assemblies by least one sheet metal；
The capacitance component is located on the circuit board assemblies, and is connected to the circuit board group by least one locking part
Part.
2. vehicle-mounted charging device according to claim 1, which is characterized in that the circuit board assemblies include the first printing electricity
Road plate, the magnet assembly include magnet assembly ontology and the second printed circuit board；
The coiling of the magnet assembly ontology is connect with second printed circuit board, one end of at least one sheet metal with
The first printed circuit board connection, the other end of the sheet metal is connect with second printed circuit board, so that the electricity
Road board group part is electrically connected with magnet assembly formation.
3. vehicle-mounted charging device according to claim 2, which is characterized in that second printed circuit board includes at least one
A conductive welding disk；
Wiring in second printed circuit board is electrically connected with the coiling of the magnet assembly ontology and the conductive welding disk respectively
It connects, perforation is provided on the sheet metal, perforation is provided on the conductive welding disk, the sheet metal is affixed on the conductive welding disk
On, and by connector through the perforation and the perforation, so as to the circuit board assemblies, the sheet metal, described lead
Electrical bonding pads, second printed circuit board and the magnet assembly form electrical connection.
4. vehicle-mounted charging device according to claim 3, which is characterized in that the sheet metal is L-shaped, first printing
Circuit board and second printed circuit board are located at two different planes, and one end of sheet metal described in L-shaped is inserted into described first
On printed circuit board, the other end of sheet metal described in L-shaped is provided with the perforation, and it is separate to be affixed on second printed circuit board
The side of the magnet assembly ontology is provided with perforation on second printed circuit board, and is passed through through described by connector
Hole and the perforation.
5. vehicle-mounted charging device according to claim 2, which is characterized in that further include frame；
The frame is set as one or more, and each frame at least houses two sheet metals.
6. vehicle-mounted charging device according to claim 5, which is characterized in that the frame is far from first printed circuit
One end of plate is provided with crossbeam, and at least two perforation are arranged on the crossbeam, is passed through in each described perforation and houses one
The sheet metal.
7. vehicle-mounted charging device according to claim 2, which is characterized in that the locking part draws with the capacitance component
Foot connects；
The locking part includes at least one lug, and perforation is arranged on the lug, includes connecting pole on the circuit board assemblies,
One end of the connecting pole is connected to first printed circuit board, and the other end of the connecting pole is hollow structure, in described
The side wall of hollow structure is provided with screw thread, and the locking part further includes screw, and the screw passes through the perforation on the lug to stretch into
Into the hollow structure, and with the threaded connection of the side wall of the hollow structure so that the capacitance component and the circuit
Electrical connection is formed between board group part.
8. vehicle-mounted charging device according to claim 7, which is characterized in that the capacitance component is relative to first print
Printed circuit board is horizontal positioned, and the locking part includes positive polarity locking part and negative polarity locking part, the positive polarity locking part and
The negative polarity locking part includes copper bar and at least one lug, and the copper bar of the positive polarity is connecting the capacitance component just
Pole, the copper bar of the negative polarity connect the cathode of the capacitance component, and the positive polarity copper bar and the negative polarity copper bar
It is vertically arranged relative to first printed circuit board, the lug and the copper bar are vertically arranged, so that on the lug
The perforation is arranged in parallel with first printed circuit board, and screw sequentially passes through perforation and the connecting pole on the lug
Hollow structure when so that the lug and the connecting pole material contact.
9. vehicle-mounted charging device according to claim 8, which is characterized in that the capacitance component includes capacitance component sheet
Body, upper set casing and lower set casing, the capacitance component ontology are placed between fixed shell and the lower set casing, institute
It states and is engaged by least one fastener between set casing and the lower set casing；It is arranged on the lateral wall of the lower set casing
There is at least one prominent structure, be provided with perforation in the prominent structure, screw passes through the perforation of the prominent structure and described
Fixed column on first printed circuit board, and the capacitance component is fixed on as a whole on the circuit board assemblies.
10. vehicle-mounted charging device according to claim 2, which is characterized in that further include the first EMC circuits, the 2nd EMC electricity
Road and signal plate；
The side wall of the cooling base include the first side wall, the second side wall, third side wall and the 4th side wall, first side wall and
4th side wall is oppositely arranged, and second side wall and the third side wall are oppositely arranged, and are provided on first side wall
First power terminal, the second power terminal and signal terminal, the circuit board assemblies are located at the barricade and described the
Between one side wall, the first EMC circuits are set on the circuit board assemblies, and the first EMC circuits are located at the electricity
Hold between component and second side wall, and close to first power terminal, the 2nd EMC circuits are set to the electricity
On the board group part of road, the 2nd EMC circuits are between the capacitance component and the third side wall, and close to described second
Power terminal, the signal plate are set on the circuit board assemblies, the signal plate be located at the capacitance component with it is described
Between first side wall, and close to the signal terminal, the magnet assembly is between the barricade and the 4th side wall.
11. vehicle-mounted charging device according to claim 10, which is characterized in that the cooling base further includes U-shaped cooling
Liquid stream road；
The U-shaped cooling liquid flowing channel is located at side of the bottom plate far from the circuit board assemblies；The U-shaped cooling liquid flowing channel is set
It is equipped with cooling liquid flowing channel entrance and cooling liquid flowing channel outlet, the cooling liquid flowing channel entrance and cooling liquid flowing channel outlet are located at
On first side wall；
The side of the U-shaped cooling liquid flowing channel extends to the 4th side wall from the cooling liquid flowing channel entrance, and from close to institute
The side for stating the second side wall extends close to the side of the third side wall, constitute the back of the U-shaped cooling liquid flowing channel, followed by
It is continuous to extend to the cooling liquid flowing channel outlet of first side wall from the 4th side wall and constitute the U-shaped cooling liquid flowing channel
The other side.
12. vehicle-mounted charging device according to claim 11, which is characterized in that the circuit board assemblies further include first group
Switching tube and second group of switching tube, the cooling base further include the first boss and second boss positioned at the first accommodating space；
First printed circuit board includes the first hollow structure and the second hollow structure, first group of switching tube and described the
Two groups of switching tubes are respectively arranged in first hollow structure and second hollow structure, and horizontal convex set on first respectively
On platform and second boss；
The first boss and the side of the U-shaped cooling liquid flowing channel are correspondingly arranged, the second boss and the U-shaped coolant liquid
The other side of runner is correspondingly arranged, and the back of the magnet assembly and the U-shaped cooling liquid flowing channel is correspondingly arranged.
13. a kind of vehicle-mounted charging device, which is characterized in that include：Cooling base, including bottom plate, the first side wall, the second side wall,
Third side wall, the 4th side wall and barricade, the first side wall, the second side wall, third side wall, the 4th side wall and barricade are stood on bottom plate,
Wherein the first side wall is opposite with the 4th side wall, and the second side wall is opposite with third side wall, and barricade connects the second side wall and third side wall,
The barricade, first side wall, second side wall and the third side wall constitute the first accommodating space, the barricade, institute
It states the 4th side wall, second side wall and the third side wall and constitutes the second accommodating space；
Further include circuit board assemblies, the circuit board assemblies include the first printed circuit being located in first accommodating space
Plate；
Further include magnet assembly, the magnet assembly includes the magnet assembly ontology and second being located in second accommodating space
Printed circuit board, second printed circuit board include at least one conductive welding disk and wiring, the wiring and the magnetic group
The coiling of part ontology and conductive welding disk connection；
Further include at least one sheet metal, one end of the sheet metal is connected to first printed circuit board, the sheet metal
The other end be provided with perforation, the conductive welding disk is provided with perforation, and the other end of the sheet metal is affixed on second printing
Perforation on the conductive welding disk of circuit board, and on the conductive welding disk and the perforation pair on the other end of the sheet metal
It answers, and by perforation of first connector on the other end of the sheet metal and the perforation on the conductive welding disk, so that
The other end of the sheet metal and the conductive welding disk material contact, so that circuit board assemblies are electrically connected with magnet assembly formation；
Further include the capacitance component being located in first accommodating space, and is set on the circuit board assemblies；
Further include at least one locking part, including positive polarity locking part, negative polarity locking part and the second connector, positive polarity locking
Part and negative polarity locking part respectively include copper bar and at least one lug, and the copper bar of the positive polarity connects the capacitance component
The anode of one capacitance component ontology, the copper bar of negative polarity connect the cathode of a capacitance component ontology of the capacitance component, and
The copper bar of the positive polarity and the copper bar of the negative polarity are vertically arranged relative to first printed circuit board, the lug and
The copper bar is vertically arranged, so that the perforation on the lug is arranged in parallel with first printed circuit board, the circuit
Board group part includes connecting pole, and one end of the connecting pole connects first printed circuit board, and the other end of the connecting pole is
Hollow structure, second connector sequentially passes through the hollow structure of perforation and the connecting pole on the lug, so that institute
Lug and the connecting pole material contact are stated, so as to form electrical connection between the capacitance component and the circuit board assemblies.
14. vehicle-mounted charging device according to claim 13, which is characterized in that further include frame, the frame is far from institute
The one end for stating the first printed circuit board includes crossbeam, includes at least two perforation on the crossbeam, is passed through simultaneously in each perforation
House a sheet metal.
15. vehicle-mounted charging device according to claim 13, which is characterized in that first connector and second company
Fitting is screw.
16. vehicle-mounted charging device according to claim 13, which is characterized in that the capacitance component further includes upper set casing
And lower set casing, the capacitance component ontology are placed between fixed shell and the lower set casing, the lower set casing
Lateral wall on be provided at least one prominent structure, be provided with perforation in the prominent structure, screw passes through described prominent tie
Fixed column in the perforation of structure and first printed circuit board, and the capacitance component is fixed on as a whole described
On circuit board assemblies.
17. vehicle-mounted charging device according to claim 13, which is characterized in that the cooling base further includes U-shaped cooling
Liquid stream road is located at side of the bottom plate far from the circuit board assemblies；The U-shaped cooling liquid flowing channel is provided with cooling liquid flowing channel
Entrance and cooling liquid flowing channel outlet, are respectively positioned on the first side wall of cooling base, and the side of the U-shaped cooling liquid flowing channel is from described cold
But liquid flow channel entry point extends to the 4th side wall, and extends close to the third side from the side close to second side wall
The side of wall constitutes the back of the U-shaped cooling liquid flowing channel, is further continued for extending to first side wall from the 4th side wall
The cooling liquid flowing channel exports and constitutes the other side of the U-shaped cooling liquid flowing channel；The circuit board assemblies further include first group
Switching tube and second group of switching tube further include first boss and second boss, institute in the first accommodating space of the cooling base
It includes the first hollow structure and the second hollow structure to state the first printed circuit board, and first group of switching tube and described second group are opened
It closes pipe to be respectively arranged in the first hollow structure and the second hollow structure of first printed circuit board, and level is set to respectively
In first boss and second boss, and the first boss and the side of the U-shaped cooling liquid flowing channel are correspondingly arranged, and described second
The other side of boss and the U-shaped cooling liquid flowing channel is correspondingly arranged, the back of the magnet assembly and the U-shaped cooling liquid flowing channel
It is correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109860.2U CN207859981U (en) | 2018-01-23 | 2018-01-23 | vehicle-mounted charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109860.2U CN207859981U (en) | 2018-01-23 | 2018-01-23 | vehicle-mounted charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207859981U true CN207859981U (en) | 2018-09-14 |
Family
ID=63463043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820109860.2U Withdrawn - After Issue CN207859981U (en) | 2018-01-23 | 2018-01-23 | vehicle-mounted charging device |
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| Country | Link |
|---|---|
| CN (1) | CN207859981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108099681A (en) * | 2018-01-23 | 2018-06-01 | 杭州富特科技股份有限公司 | Vehicle-mounted charging device |
-
2018
- 2018-01-23 CN CN201820109860.2U patent/CN207859981U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108099681A (en) * | 2018-01-23 | 2018-06-01 | 杭州富特科技股份有限公司 | Vehicle-mounted charging device |
| CN108099681B (en) * | 2018-01-23 | 2023-06-27 | 浙江富特科技股份有限公司 | Vehicle-mounted charging device |
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Address after: 313300 No. 505, Wenchang Road, Dipu street, Anji County, Huzhou City, Zhejiang Province (self declaration) Patentee after: Zhejiang Fute Technology Co.,Ltd. Address before: 310000 floor 1-5, building 7, No.6 xiyuanjiu Road, Xihu District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU EV-TECH Co.,Ltd. |
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