CN110536572A - A kind of electrical appliance kit - Google Patents
A kind of electrical appliance kit Download PDFInfo
- Publication number
- CN110536572A CN110536572A CN201910957712.5A CN201910957712A CN110536572A CN 110536572 A CN110536572 A CN 110536572A CN 201910957712 A CN201910957712 A CN 201910957712A CN 110536572 A CN110536572 A CN 110536572A
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- Prior art keywords
- shell
- relay
- electrical appliance
- unit
- appliance kit
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- 238000010438 heat treatment Methods 0.000 claims description 47
- 238000001514 detection method Methods 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 6
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 11
- 238000013461 design Methods 0.000 description 26
- 238000010586 diagram Methods 0.000 description 24
- 230000010354 integration Effects 0.000 description 14
- 238000009434 installation Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H45/00—Details of relays
- H01H45/02—Bases; Casings; Covers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0004—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
Abstract
The present invention provides a kind of electrical appliance kits comprising: the top of the second shell is arranged in the first shell for installing high tension loop, the second shell for installing low tension loop, the first shell.The beneficial effects of the present invention are: first shell is superimposed with second shell, designed using three-dimensional integrated, reduces the occupied area in battery case, to effectively improve battery case space utilization rate.
Description
Technical field
The present invention relates to electric car technical field more particularly to a kind of electrical appliance kits.
Background technique
With popularizing energetically for new-energy automobile, the main force of the electronic logistic car as city short-distance transport, car ownership
It is very huge.Logistic car configures more at present, and according to the difference of core carrying capacity, main force's vehicle has PX, 2T, 3T, 5T, V1 etc..As
Power battery pack core electronic control unit requires individually designed high pressure electric appliance box per a power battery box, causes electrical appliance kit kind
Class and collocation form are various, do not meet generalization, standardized designs principle.Master control electrical part in current electronic logistic car battery case
Distributing is mostly used to arrange greatly, space occupancy rate is big.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of electrical appliance kit.
The technical scheme to solve the above technical problems is that a kind of electrical appliance kit comprising: it is pushed back for installing height
The top of the second shell is arranged in the first shell on road, the second shell for installing low tension loop, the first shell.
The beneficial effects of the present invention are: first shell is superimposed with second shell, designed, is reduced using three-dimensional integrated
Occupied area in battery case, to effectively improve battery case space utilization rate.
Based on the above technical solution, the present invention can also be improved as follows.
Further, be provided in the first shell trickle charge cathode relay, fast charge cathode relay, trickle charge anode after
Electric appliance, fast charge anode relay, a pair of of connection copper bar, high-voltage current sensor, high voltage control plug-in unit and high pressure detect plug-in unit,
The trickle charge cathode relay, the fast charge cathode relay, the trickle charge anode relay and the fast charge
Positive relay is successively disposed adjacent in the first shell；
A pair of connection copper bar is separately positioned on the both ends inner wall of the first shell；
The high-voltage current sensor, high voltage control plug-in unit and high pressure detection plug-in unit are arranged at the first shell
On lateral wall.
Beneficial effect using above-mentioned further scheme is: high tension loop being arranged in first shell, is pushed back convenient for height
The installation and maintenance of road component improve working efficiency, reduce the space occupancy rate of electrical appliance kit.
Further, the first shell is hollow box construction, is provided in the first shell multiple for pacifying
Fill the trickle charge cathode relay, the fast charge cathode relay, the trickle charge anode relay and the fast charge anode after
First mounting groove of electric appliance, the trickle charge cathode relay, the fast charge cathode relay, the trickle charge anode relay and
The fast charge anode relay is respectively correspondingly arranged in multiple first mounting grooves, on the lateral wall of the first shell
It is provided with multiple for installing the high-voltage current sensor, the high voltage control plug-in unit and high pressure detection plug-in unit
One supporting shell, the high-voltage current sensor, the high voltage control plug-in unit and high pressure detection plug-in unit are respectively correspondingly set
It sets in multiple first supporting shells.
Beneficial effect using above-mentioned further scheme is: the setting of the first mounting groove and the first supporting shell, so that high
It pushes back road component to be adaptedly mounted in the first mounting groove and the first supporting shell, the design of electrical part sunk type improves high pressure
Stability of the circuit component in first shell prevents from colliding between high tension loop component, and that improves electrical appliance kit can
By property.
Further, the first buckle of clamping cable is separately provided in the bottom of multiple first mounting grooves,
The bottom of first mounting groove is provided with the through-hole for running through cable.
Beneficial effect using above-mentioned further scheme is: the concealed design of harness, improves the space utilization in electrical appliance kit
Rate.
Further, the bottom end of the first shell be provided with for connecting second shell second buckle, described second
The top of shell is provided with the groove being adapted to second buckle, and second buckle is plugged in the groove；
The first protrusion, the left and right sides of the second shell are respectively arranged on the left and right sides inner wall of the first shell
Be respectively arranged on inner wall second protrusion, first protrusion be arranged in it is described second protrusion top, it is described first protrusion with
Described second projects through fixing bolt connection.
Beneficial effect using above-mentioned further scheme is: passing through the card of two layers of shell rim of first shell and second shell
Button groove is positioned, and the movement in the direction X/Y, then respectively penetrates two fixing bolts between two layers between two layers of constraint, real
The fixation of existing longitudinal direction, improves the stability of shell, improves the reliability of electrical appliance kit.
Further, it is provided with preliminary filling relay in the second shell, heated current sensor, heating relay, adds
Thermal cut-off, heating plug-in unit, low pressure detection plug-in unit and preliminary filling resistance,
The preliminary filling resistance, the preliminary filling relay, the heated current sensor, the heating relay and described
Heating fuse is successively disposed adjacent in the second shell；
The heating plug-in unit and low pressure detection plug-in unit are arranged on the lateral wall of the second shell.
Beneficial effect using above-mentioned further scheme is: low tension loop being arranged in second shell, is pushed back convenient for height
The installation and maintenance of road component improve working efficiency, reduce the space occupancy rate of electrical appliance kit.
Further, the second shell is hollow box construction, is provided in the second shell multiple for pacifying
It is molten to fill the preliminary filling resistance, the preliminary filling relay, the heated current sensor, the heating relay and the heating
Multiple second mounting grooves of disconnected device, the preliminary filling resistance, the preliminary filling relay, the heated current sensor, the heating
Relay and the heating fuse are respectively correspondingly arranged in multiple second mounting grooves, outside the second shell
Multiple second supporting shells for installing the heating plug-in unit and low pressure detection plug-in unit, the heating are provided on side wall
Plug-in unit and low pressure detection plug-in unit are respectively correspondingly arranged in multiple second supporting shells.
Beneficial effect using above-mentioned further scheme is: the setting of the second mounting groove and the second supporting shell, so that low
It pushes back road component to be adaptedly mounted in the second mounting groove and the second supporting shell, the design of electrical part sunk type improves low pressure
Stability of the circuit component in second shell prevents from colliding between low tension loop component, and that improves electrical appliance kit can
By property.
Further, the preliminary filling relay is connected with the preliminary filling resistance.
Beneficial effect using above-mentioned further scheme is: due in vehicle inside the electrical equipments such as motor and electrical control
It is in parallel with total positive relay again after thering is biggish condenser network, preliminary filling relay and preliminary filling resistance to connect, it had been charged and discharged
Play the role of active safety protection in journey, so that containing preliminary filling circuit in high tension loop, guarantees that high-tension circuit connects moment
Electrical Safety.
Further, further includes: more first reinforcing ribs, the second reinforcing rib and the steel for improving fixation hole loading force
Set, more first reinforcing ribs are arranged on the inner wall of the second shell, are provided on the lateral wall of the second shell
It is multiple for installing the fixed plates of electrical appliance kit, be provided with fixation hole in the fixed plate, the steel bushing is embedded in the fixation hole
In；
The junction of the fixed plate Yu the second shell lateral wall is arranged in second reinforcing rib.
Beneficial effect using above-mentioned further scheme is: increasing reinforcing rib structure in the inner wall of second shell, enhances
The rigidity of structure entirety.Fixation hole, which increases, on the outside of electrical appliance kit inlays steel bushing design, improves whole fixing intensity, increases simultaneously
Add local strengthening muscle, guarantees the test request for meeting battery system vibration.
Further, further includes: the top of the first shell is arranged in lid, the lid；
Third protrusion, the left and right sides inner wall of the first shell are respectively arranged on the left and right sides inner wall of the lid
On be respectively arranged with the 4th protrusion, the third protrusion be arranged in it is described 4th protrusion top, the third protrusion with it is described
4th projects through fixing bolt connection.
Beneficial effect using above-mentioned further scheme is: the setting of lid prevents external environment for sealing electrical appliance kit
Internal components interference to electrical appliance kit, prevents electrical appliance kit to be contaminated by dust, improves the reliability of electrical appliance kit.
The advantages of additional aspect of the invention, will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or practice is recognized through the invention.
Detailed description of the invention
Fig. 1 is one of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 2 is the second structural representation of electrical appliance kit provided in an embodiment of the present invention.
Fig. 3 is the third structural representation of electrical appliance kit provided in an embodiment of the present invention.
Fig. 4 is the four of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 5 is the five of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 6 is the six of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 7 is the seven of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 8 is the eight of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Fig. 9 is the nine of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 10 is the ten of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 11 is the 11 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 12 is the 12 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 13 is the 13 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 14 is the 14 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Drawing reference numeral explanation: 1- first shell；2- second shell；3- trickle charge cathode relay；4- fast charge cathode relay；
5- trickle charge anode relay；6- fast charge anode relay；7- connection copper bar；8- high-voltage current sensor；9- high voltage control plug-in unit；
10- high pressure detects plug-in unit；The first mounting groove of 11-；The first supporting shell of 12-；13- first is buckled；14- through-hole；15- second is buckled；
16- groove；The first protrusion of 17-；18- preliminary filling relay；19- heated current sensor；20- heats relay；21- heating fusing
Device；22- heats plug-in unit；23- low pressure detects plug-in unit；24- preliminary filling resistance；The second mounting groove of 25-；The second supporting shell of 26-；27-
One reinforcing rib；The second reinforcing rib of 28-；29- steel bushing；30- fixed plate；31- fixation hole；32- lid；The 4th protrusion of 33-.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in figs. 1 to 14, Fig. 1 is one of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Fig. 2 is this
The second structural representation for the electrical appliance kit that inventive embodiments provide.Fig. 3 is that the structure of electrical appliance kit provided in an embodiment of the present invention is shown
The three of intention.Fig. 4 is the four of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Fig. 5 provides for the embodiment of the present invention
Electrical appliance kit structural schematic diagram five.Fig. 6 is the six of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Fig. 7 is
The seven of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Fig. 8 is the structure of electrical appliance kit provided in an embodiment of the present invention
The eight of schematic diagram.Fig. 9 is the nine of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Figure 10 mentions for the embodiment of the present invention
The ten of the structural schematic diagram of the electrical appliance kit of confession.Figure 11 is the 11 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
Figure 12 is the 12 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.Figure 13 is electric appliance provided in an embodiment of the present invention
The 13 of the structural schematic diagram of box.Figure 14 is the 14 of the structural schematic diagram of electrical appliance kit provided in an embodiment of the present invention.
The embodiment of the invention provides a kind of electrical appliance kits comprising: for installing the first shell 1 of high tension loop, being used for
The second shell 2 of low tension loop is installed, the top of the second shell 2 is arranged in the first shell 1.
First shell is superimposed with second shell, is designed using three-dimensional integrated, the occupied area in battery case is reduced,
To effectively improve battery case space utilization rate.
Wherein, three-dimensional integrated is that in terms of existing technologies, solid refers to electrical appliance kit component of the invention in height
Degree higher slice is arranged to form an entirety, and the mode that middle component plane is laid with is different from the prior art.It is integrated to refer to, it is of the invention
Electrical appliance kit component is integrated in one entirety of formation in a shell, and the side that middle component is dispersed in different location is different from the prior art
Formula.
Further, trickle charge cathode relay 3, fast charge cathode relay 4, trickle charge are being provided in the first shell 1 just
Pole relay 5, fast charge anode relay 6, a pair of of connection copper bar 7, high-voltage current sensor 8, high voltage control plug-in unit 9 and high pressure
Plug-in unit 10 is detected,
The trickle charge cathode relay 3, the fast charge cathode relay 4, the trickle charge anode relay 5 and described fast
Positive relay 6 is filled successively to be disposed adjacent in the first shell 1；
A pair of connection copper bar 7 is separately positioned on the both ends inner wall of the first shell 1；
The high-voltage current sensor 8, high voltage control plug-in unit 9 and high pressure detection plug-in unit 10 are arranged at the first shell
On the lateral wall of body 1.
High tension loop is arranged in first shell, convenient for the installation and maintenance of high tension loop component, improves work
Efficiency reduces the space occupancy rate of electrical appliance kit.
1. three-dimensional integrated；2. space utilization rate high 3. is versatile；4. high efficiency；5. multi-functional；6. structure
Intensity is high；7. process operability is strong；1. designing using three-dimensional integrated, reduce the occupied area in battery case, thus effectively
Improve battery case space utilization rate；2. electrical part sunk type designs, the concealed design of harness, the space utilization in electrical appliance kit is improved
Rate；3. being suitable for logistic car power battery box；4. laminar designs about, and two layers of double-station independently carries out prefabricated, production efficiency pole
It is high；5. having both common charging and quick charge design, functional multiplicity；6. the reinforced design of shell, it is strong to combine components
Intensity is assembled in degree and the system integration；7. many places design for manufacturability, while meeting design requirement and packaging technology requirement.
That it is an object of that present invention to provide a kind of space utilization rates is high, vehicle versatility is good, functional, technique are practical
High pressure electric appliance box.
Electrical appliance kit is designed using upper layer and lower layer three-dimensional integrated, and top section is high tension loop, mainly realizes battery system
High-voltage electricity control function.Main relay includes trickle charge anode, trickle charge cathode, fast charge anode, fast charge cathode, and major loop uses hard copper
Row's connection, copper bar cross-sectional dimension meet the requirement of system bearing overcurrent.Meanwhile Hall current biography is integrated in superstructure
The real time monitoring to system power may be implemented in sensor, and in structure, sensor uses vertical fixed structure, can be further
Saving interior of electrical box space.
Electrical appliance kit lower layer is low tension loop, main to realize battery system heating, precharge function.Electrical part includes preliminary filling relay
Device, preliminary filling resistance, heating relay, heating fuse, current sensor, major electrical equipment part use sunk type fixed design, can
To effectively improve lower layer's shell space utilization rate.
The electrical appliance kit lateral layout installing port of high-low pressure connector passes through housing side and increases plastic cement buckle structure, will
Spatially formula structure is fixed on electrical appliance kit side wall for high pressure, low pressure connector, can not only save sky of the electrical appliance kit in battery pack
Between, and the operation ease of plug-in unit installation can be improved.
Key point of the invention
(1) electrical appliance kit is designed using double-deck stereo integrated form, effectively saves the space in power battery pack, is suitable for current
The logistic car power battery box of universal spaces compact；
(2) electrical appliance kit is the electrical integrated unit of power battery box, and main high and low pressure electrical part has been carried out system collection
At.The design is integrated with two kinds of trickle charge, fast charge functions, while electrical part uses compatible scheme, is suitable for electronic logistic car；
(3) the sunk type scheme that uses is fixedly mounted in electrical part, and harness uses concealed cabling scheme, space utilization in shell
Rate is high；
(4) upper layer and lower layer are independently prefabricated using double-station, and station concurrent assembly finally assembles, high production efficiency；
(5) shell reinforces design, takes into account components intensity and system integration assembly intensity；
In electronic logistic car battery case, due to the particularity of mould group assembling structure, by Battery case size limitations, space X/
The limitation of Y-direction size is not able to satisfy components in electrical appliance kit and is designed using flush system, but Z-direction size in space is sufficient in case, from
It can satisfy electrical appliance kit three dimensional designs in structure.According to the particularity of electronic logistic car battery case, therefore the present invention uses electrical appliance kit
The mentality of designing of three-dimensional integrated combines the assembly considered electrical appliance kit in the case, the mode of connection, operation ease.
Effect of the invention
(1) double-deck stereo integrated form designs, and improves the space utilization rate in battery case；
(2) increase fast charge relay, Design of Compatibility meets trickle charge, fast charge function, for a plurality of Truck type choices；
(3) the double-deck independent parallel Prefabrication, high production efficiency；
(4) low tension loop increases heated current sensor, improves battery system safety.
Electrical appliance kit main structure is divided into three parts: electric appliance box cover (i.e. lid), high pressure integration module (i.e. first shell), low
It presses integration module (i.e. second shell).
When high pressure integration module and low pressure integration module assemble, determined first by the snap-in groove of two layers of shell rim
Position, the movement in the direction X/Y, then respectively penetrates two fixing bolts between two layers, is finally turned round according to standard between two layers of constraint
Square is fastened, and the assembly of two modules is completed.
High pressure integration module and low pressure integration module after the assembly is completed, are assembled with electric appliance box cover, pass through electric appliance box cover first
It is positioned with the snap-in groove of two layers of shell rim of high pressure integration module, the movement in the direction X/Y between two layers of constraint, then two
Two fixing bolts are respectively penetrated between layer (to arrange with the fixing bolt of high pressure integration module and low pressure integration module in diagonal line
Cloth), last establishing criteria torque is fastened, and the final assembly of electrical appliance kit is completed.
Further, the first shell 1 is hollow box construction, is provided with multiple be used in the first shell 1
The trickle charge cathode relay 3, the fast charge cathode relay 4, the trickle charge anode relay 5 and the fast charge are installed just
First mounting groove 11 of pole relay 6, the trickle charge cathode relay 3, the fast charge cathode relay 4, trickle charge anode
Relay 5 and the fast charge anode relay 6 are respectively correspondingly arranged in multiple first mounting grooves 11, and described first
It is provided on the lateral wall of shell 1 for installing the high-voltage current sensor 8, the high voltage control plug-in unit 9 and the height
Multiple first supporting shells 12 of pressure detection plug-in unit 10, the high-voltage current sensor 8, the high voltage control plug-in unit 9 and described
High pressure detection plug-in unit 10 is respectively correspondingly arranged in multiple first supporting shells 12.
The setting of first mounting groove and the first supporting shell, so that high tension loop component is adaptedly mounted on the first installation
In slot and the first supporting shell, the design of electrical part sunk type improves stability of the high tension loop component in first shell, prevents
It only collides between high tension loop component, improves the reliability of electrical appliance kit.
Specifically, high pressure integration module devises two kinds of functions of trickle charge and quick charge, including trickle charge cathode relay simultaneously
Device, fast charge cathode relay, trickle charge anode relay, fast charge anode relay, connection copper bar, high-pressure modular shell (i.e. first
Shell), high-voltage current sensor, high voltage control plug-in unit, high pressure detect plug-in unit.Pure electric vehicle logistic car has and commonly charges at present
Standard configuration, this charging modes are suitble to stop to carry Shi Shiyong in night power grid trough or vehicle, and charging current is smaller, and steady peace
Entirely, but the charging time can slightly be grown, and the general charging time is about 6 hours or more.Quick charge is a part of logistic car at present
Configuration is chosen to install, electricity is quickly supplemented to battery system using high current, general 1-1.5 hours is the electricity that can reach 80%.This
The realization of two kinds of charge functions is needed to configure common charge relay and quick charge relay in battery system, be wrapped respectively
Positive relay and cathode relay are included, plays a part of high tension loop and connects and cut off, be the master switch of high tension loop.According to
The electric current of battery system and pressure-resistant demand, the high tension loop of relay is connected using hard copper item, and sectional area meets system overcurrent
It is required that.High-voltage current sensor plays dynamic detection system electric current, and relevant parameter is supplied to BMS system.High voltage control is inserted
Part and high pressure detect plug-in unit and the parameters such as the voltage of high-pressure modular, temperature are transmitted to BMS system.
Further, the first buckle of clamping cable is separately provided in the bottom of multiple first mounting grooves 11
13, the bottom of first mounting groove 11 is provided with the through-hole 14 for running through cable.
The concealed design of harness improves the space utilization rate in electrical appliance kit.
Specifically, relay uses sunk type fixed design in the module, and this design pattern has combined electric appliance
Part installation and harness wiring.Appearance profile according to relay devises sinking size and height, while relay in the lower part of the housing
Device sunken regions devise buckle, meet the routing path of harness.Using housing bottom cabling, internal harness is from nearest outlet
Mouth is drawn, and arranges cabling from housing bottom.Avoid harness and the friction of internal electrical part from generating damaged short circuit, and enclosure interior without
The features such as the fixed bracket of harness need to be increased, reduce enclosure interior space, reduce electrical appliance kit overall volume, it can be abundant
Utilize Battery case space.The independently working in module assembly concentrates main beam in the lower part of the housing, convenient for wiring assembling.
Plug-in unit not only reduces the planar dimension of module by the way of being vertically fixed on housing sidewall, but also is convenient for battery system group
Connector operates when dress.
Further, the bottom end of the first shell 1 is provided with the second buckle 15 for connecting second shell 2, described
The top of second shell 2 is provided with the groove 16 being adapted to second buckle 15, and second buckle 15 is plugged on described recessed
In slot 16；
The first protrusion 17, the left and right of the second shell 2 are respectively arranged on the left and right sides inner wall of the first shell 1
Be respectively arranged on the inner wall of two sides second protrusion, first protrusion 17 be arranged in it is described second protrusion top, described first
Protrusion 17 projects through fixing bolt with described second and connect.
It is positioned by the snap-in groove of two layers of shell rim of first shell 1 and second shell 2, X/ between two layers of constraint
Then the movement of Y-direction respectively penetrates two fixing bolts between two layers, realizes the fixation of longitudinal direction, improve the steady of shell
It is qualitative, improve the reliability of electrical appliance kit.
Further, preliminary filling relay 18, heated current sensor 19, heating relay are provided in the second shell 2
Device 20, heating fuse 21, heating plug-in unit 22, low pressure detection plug-in unit 23 and preliminary filling resistance 24,
The preliminary filling resistance 24, the preliminary filling relay 18, the heated current sensor 19, the heating relay 20
And the heating fuse 21 is successively disposed adjacent in the second shell 2；
The heating plug-in unit 22 and low pressure detection plug-in unit 23 are arranged on the lateral wall of the second shell 2.
Low tension loop is arranged in second shell, convenient for the installation and maintenance of high tension loop component, improves work
Efficiency reduces the space occupancy rate of electrical appliance kit.
Specifically, low pressure integration module has preliminary filling and heating function, plays the auxiliary and protective effect to high tension loop,
Chief component includes: preliminary filling relay, heated current sensor, heating relay, heating fuse, low-voltage module shell
(i.e. second shell), heating plug-in unit, low pressure detect plug-in unit, preliminary filling resistance.Since the electricity consumptions such as motor and electrical control are set in vehicle
There is biggish condenser network in standby inside, in order to which high-tension circuit connects the Electrical Safety of moment, must contain preliminary filling in high tension loop
It is in parallel with total positive relay again after the series connection of circuit, i.e. preliminary filling relay and preliminary filling resistance, master is played during charging and discharging
The effect of dynamic security protection.Heating fuse in high tension loop harness and high pressure component play the work of overcurrent protection
With that is, when high current or short circuit current pass through, fusing is in time to protect high pressure component not due to the impact of high current
Be damaged, prevent high-voltage wiring harness because short circuit or overcurrent caused by heating even fuse it is on fire, played in high tension loop by
The effect of dynamic security protection.Heated current sensor is used to detect the precision in heating circuit by electric current, in real time dependency number
It is monitored according to BMS system is transmitted to.It heats plug-in unit and 19- low pressure detection plug-in unit realizes the letter of electrical appliance kit and electrokinetic cell system
Breath, signal interaction function.
Further, the second shell 2 is hollow box construction, is provided with multiple be used in the second shell 2
Install the preliminary filling resistance 24, the preliminary filling relay 18, the heated current sensor 19, the heating relay 20 and
Multiple second mounting grooves 25 of the heating fuse 21, the preliminary filling resistance 24, the preliminary filling relay 18, heating electricity
Multiple second peaces are respectively correspondingly arranged in flow sensor 19, the heating relay 20 and the heating fuse 21
In tankage 25, it is provided on the lateral wall of the second shell 2 for installing the heating plug-in unit 22 and low pressure detection
Multiple second supporting shells 26 of plug-in unit 23, the heating plug-in unit 22 and low pressure detection plug-in unit 23 are respectively correspondingly arranged in
In multiple second supporting shells 26.
The setting of second mounting groove and the second supporting shell, so that low tension loop component is adaptedly mounted on the second installation
In slot and the second supporting shell, the design of electrical part sunk type improves stability of the low tension loop component in second shell, prevents
It only collides between low tension loop component, improves the reliability of electrical appliance kit.
Further, the preliminary filling relay 18 is connected with the preliminary filling resistance 24.
Due to there is biggish condenser network in vehicle inside the electrical equipments such as motor and electrical control, preliminary filling relay and pre-
It is in parallel with total positive relay again after charging resistance series connection, play the role of active safety protection during charging and discharging, so that
Contain preliminary filling circuit in high tension loop, guarantees that high-tension circuit connects the Electrical Safety of moment.
Further, further includes: more first reinforcing ribs 27, the second reinforcing rib 28 and for improving fixation hole loading force
Steel bushing 29, more first reinforcing ribs 27 are arranged on the inner wall of the second shell 2, the outside of the second shell 2
It is provided with multiple fixed plates 30 for being used to install electrical appliance kit on wall, is provided with fixation hole 31, the steel bushing in the fixed plate 30
29 are embedded in the fixation hole 31；
The junction of the fixed plate 30 and 2 lateral wall of second shell is arranged in second reinforcing rib 28.
Reinforcing rib structure, the rigidity of enhancing structure entirety are increased in the inner wall of second shell.It is fixed on the outside of electrical appliance kit
Hole, which increases, inlays steel bushing design, improves whole fixing intensity, while increasing local strengthening muscle, guarantee meets battery system vibration
Dynamic test request.
Specifically, low pressure integration module is in the lowest level of three-dimensional integrated device box, to the structural strength of entire electrical appliance kit
Play the role of vital, increases reinforcing rib structure, the rigidity of enhancing structure entirety in the inner wall of lower layer's shell.In electric appliance
Fixation hole, which increases, on the outside of box inlays steel bushing design, improves whole fixing intensity, while increasing local strengthening muscle, guarantees to meet
The test request of battery system vibration.Concealed design arrangement harness is equally used, improves space utilization rate and technological operation just
Benefit.
Further, further includes: the top of the first shell 1 is arranged in lid 32, the lid 32；
Third protrusion, the left and right sides of the first shell 1 are respectively arranged on the left and right sides inner wall of the lid 32
The 4th protrusion 33 is respectively arranged on inner wall, the top of the 4th protrusion 33 is arranged in the third protrusion, and the third is convex
It rises and is connect with the 4th protrusion 33 by fixing bolt.
The setting of lid prevents external environment from interfering the internal components of electrical appliance kit, prevents electric appliance for sealing electrical appliance kit
Box is contaminated by dust, and improves the reliability of electrical appliance kit.
It should be noted that the work of connection relationship and each electric elements between each electric elements in electrical appliance kit
With being the prior art, details are not described herein.
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
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of electrical appliance kit characterized by comprising for installing the first shell of high tension loop, for installing low tension loop
Second shell,
The top of the second shell is arranged in the first shell.
2. a kind of electrical appliance kit according to claim 1, which is characterized in that be provided in the first shell trickle charge cathode after
Electric appliance, fast charge cathode relay, trickle charge anode relay, fast charge anode relay, a pair of of connection copper bar, high-tension current sensing
Device, high voltage control plug-in unit and high pressure detect plug-in unit,
The trickle charge cathode relay, the fast charge cathode relay, the trickle charge anode relay and fast charge anode
Relay is successively disposed adjacent in the first shell；
A pair of connection copper bar is separately positioned on the both ends inner wall of the first shell；
The high-voltage current sensor, high voltage control plug-in unit and high pressure detection plug-in unit are arranged at the outside of the first shell
On wall.
3. a kind of electrical appliance kit according to claim 2, which is characterized in that the first shell is hollow box construction, In
It is provided in the first shell multiple for installing the trickle charge cathode relay, the fast charge cathode relay, described slow
The first mounting groove of positive relay and the fast charge anode relay is filled, the trickle charge cathode relay, the fast charge are negative
Pole relay, the trickle charge anode relay and the fast charge anode relay are respectively correspondingly arranged in multiple described first
In mounting groove, it is provided on the lateral wall of the first shell for installing the high-voltage current sensor, the high voltage control
Multiple first supporting shells of plug-in unit and high pressure detection plug-in unit, the high-voltage current sensor, the high voltage control plug-in unit
And the high pressure detection plug-in unit is respectively correspondingly arranged in multiple first supporting shells.
4. a kind of electrical appliance kit according to claim 3, which is characterized in that distinguish in the bottom of multiple first mounting grooves
It is provided with the first buckle for clamping cable, the bottom of first mounting groove is provided with the through-hole for running through cable.
5. a kind of electrical appliance kit according to claim 1, which is characterized in that the bottom end of the first shell is provided with for connecting
Connect the second buckle of second shell, the top of the second shell be provided with the groove that is adapted to of the second buckle, described the
Two buckles are plugged in the groove；
The first protrusion, the left and right sides inner wall of the second shell are respectively arranged on the left and right sides inner wall of the first shell
On be respectively arranged with second protrusion, first protrusion be arranged in it is described second protrusion top, it is described first protrusion with it is described
Second projects through fixing bolt connection.
6. a kind of electrical appliance kit according to claim 1, which is characterized in that be provided with preliminary filling relay in the second shell
Device, heated current sensor, heating relay, heating fuse, heating plug-in unit, low pressure detection plug-in unit and preliminary filling resistance,
The preliminary filling resistance, the preliminary filling relay, the heated current sensor, the heating relay and the heating
Fuse is successively disposed adjacent in the second shell；
The heating plug-in unit and low pressure detection plug-in unit are arranged on the lateral wall of the second shell.
7. a kind of electrical appliance kit according to claim 6, which is characterized in that the second shell is hollow box construction, In
It is provided in the second shell multiple for installing the preliminary filling resistance, the preliminary filling relay, heated current sensing
Multiple second mounting grooves of device, the heating relay and the heating fuse, the preliminary filling resistance, the preliminary filling relay
Multiple institutes are respectively correspondingly arranged in device, the heated current sensor, the heating relay and the heating fuse
It states in the second mounting groove, is provided on the lateral wall of the second shell for installing the heating plug-in unit and low pressure inspection
Multiple second supporting shells of plug-in unit are surveyed, multiple institutes are respectively correspondingly arranged in the heating plug-in unit and low pressure detection plug-in unit
It states in the second supporting shell.
8. a kind of electrical appliance kit according to claim 6, which is characterized in that the preliminary filling relay and the preliminary filling resistance string
Connection.
9. a kind of electrical appliance kit according to claim 1, which is characterized in that further include: more first reinforcing ribs, second are reinforced
The inner wall of the second shell is arranged in muscle and steel bushing for improving fixation hole loading force, more first reinforcing ribs
On, it is provided with multiple fixed plates for being used to install electrical appliance kit on the lateral wall of the second shell, is provided in the fixed plate
Fixation hole, the steel bushing are embedded in the fixation hole；
The junction of the fixed plate Yu the second shell lateral wall is arranged in second reinforcing rib.
10. a kind of electrical appliance kit according to claim 1, which is characterized in that further include: lid, the lid are arranged in institute
State the top of first shell；
It is respectively arranged with third protrusion on the left and right sides inner wall of the lid, divides on the left and right sides inner wall of the first shell
It is not provided with the 4th protrusion, the top of the 4th protrusion, the third protrusion and the described 4th is arranged in the third protrusion
Project through fixing bolt connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910957712.5A CN110536572A (en) | 2019-10-10 | 2019-10-10 | A kind of electrical appliance kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910957712.5A CN110536572A (en) | 2019-10-10 | 2019-10-10 | A kind of electrical appliance kit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110536572A true CN110536572A (en) | 2019-12-03 |
Family
ID=68671570
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910957712.5A Pending CN110536572A (en) | 2019-10-10 | 2019-10-10 | A kind of electrical appliance kit |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114121569A (en) * | 2021-11-13 | 2022-03-01 | 安徽江淮汽车集团股份有限公司 | Automobile electrical box |
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|---|---|---|---|---|
| US20020037659A1 (en) * | 2000-09-27 | 2002-03-28 | Sumitomo Wiring Systems, Ltd. | Electrical connection box for a vehicle |
| CN109455093A (en) * | 2018-11-05 | 2019-03-12 | 浙江宏舟新能源科技有限公司 | A kind of high voltage control box for electric vehicle |
| CN109591727A (en) * | 2018-11-16 | 2019-04-09 | 广州小鹏汽车科技有限公司 | A kind of electric car block terminal |
| CN210491370U (en) * | 2019-10-10 | 2020-05-08 | 北京普莱德新能源电池科技有限公司 | Electric appliance box |
-
2019
- 2019-10-10 CN CN201910957712.5A patent/CN110536572A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020037659A1 (en) * | 2000-09-27 | 2002-03-28 | Sumitomo Wiring Systems, Ltd. | Electrical connection box for a vehicle |
| CN109455093A (en) * | 2018-11-05 | 2019-03-12 | 浙江宏舟新能源科技有限公司 | A kind of high voltage control box for electric vehicle |
| CN109591727A (en) * | 2018-11-16 | 2019-04-09 | 广州小鹏汽车科技有限公司 | A kind of electric car block terminal |
| CN210491370U (en) * | 2019-10-10 | 2020-05-08 | 北京普莱德新能源电池科技有限公司 | Electric appliance box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114121569A (en) * | 2021-11-13 | 2022-03-01 | 安徽江淮汽车集团股份有限公司 | Automobile electrical box |
| CN114121569B (en) * | 2021-11-13 | 2022-11-25 | 安徽江淮汽车集团股份有限公司 | Automobile electrical box |
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