CN205753070U - A kind of high-tension distribution box for electric vehicle - Google Patents

A kind of high-tension distribution box for electric vehicle Download PDF

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Publication number
CN205753070U
CN205753070U CN201620695012.5U CN201620695012U CN205753070U CN 205753070 U CN205753070 U CN 205753070U CN 201620695012 U CN201620695012 U CN 201620695012U CN 205753070 U CN205753070 U CN 205753070U
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China
Prior art keywords
connector
casing
distribution box
case lid
tension distribution
Prior art date
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Active
Application number
CN201620695012.5U
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Chinese (zh)
Inventor
李冯宾
李亮
贺坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Changgao Runxin Technology Co ltd
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Hunan Long Electric Co Ltd
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Priority to CN201620695012.5U priority Critical patent/CN205753070U/en
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Publication of CN205753070U publication Critical patent/CN205753070U/en
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Abstract

The utility model discloses a kind of high-tension distribution box for electric vehicle, including casing and case lid, described casing is provided with Reentrant Cavity, in described casing Reentrant Cavity, circuit board, amperometric, fuse, critesistor, relay, copper bar, wire are installed, described cabinet exterior is provided with the connector of multiple electrical connection, on the Reentrant Cavity open end of described casing, ring is circumferentially with boss, and described case lid is provided with rubber ring in being provided with the groove and groove engaged with boss.This utility model utilizes connector that the fax distributed in high-tension distribution box is passed to each electrical equipment, the degree of protection of casing can be improved, good foolproof function can be played again, the positive temperature thermistor of this utility model setting and negative temperature thermistor, can effectively prevent the overheated situation burning out resistance and element of circuit from occurring, improve the safety coefficient of equipment.

Description

A kind of high-tension distribution box for electric vehicle
Technical field
This utility model belongs to electric automobile field, specifically, relates to a kind of high-tension distribution box for electric vehicle.
Background technology
In today of energy scarcity, electric automobile is more and more universal, and the high voltage of electric automobile has been broken with forward pass 12V or 24V low-voltage electric circumstance on system automobile, the high voltage environment of 200-450VDC to the electrical security of car load, Reliability is had higher requirement, and high-tension distribution box cans be compared to the block terminal on traditional automobile, numerous rat tails and The components and parts such as relay, fuse are arranged, are used and will consider the highest safer electric circumstance requirement, the structure of high-tension distribution box Design must be safe and reliable.
The electric energy that battery bag transmits out is assigned in each electrical equipment by the effect of high-tension distribution box exactly, and city at present The most all there are some such as protective measure imperfections in the high-tension distribution box on field, circuit monitoring system is incomplete, and high-voltaghe compartment is whole The defects such as body degree of protection is low.
In view of this special proposition this utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of electric automobile high-voltage Distribution box, utilizes connector that the fax distributed in high-tension distribution box is passed to each electrical equipment, can improve the protection etc. of casing Level, can play again good foolproof function.
For solving above-mentioned technical problem, the basic conception of this utility model employing technical scheme is:
A kind of high-tension distribution box for electric vehicle, including casing and case lid, described casing is provided with Reentrant Cavity, described casing Circuit board, amperometric, fuse, critesistor, relay, copper bar, wire are installed, outside described casing in Reentrant Cavity Wall is provided with the connector of multiple electrical connection, and on the Reentrant Cavity open end of described casing, ring is circumferentially with boss, described Case lid is provided with the groove engaged with boss, is provided with rubber ring in described case lid groove.
Further, described fuse includes a main fuse and multiple secondary fuse, described main fuse one End is connected with anode plug-in unit by copper bar, and the other end is connected with relay by copper bar, and described multiple secondary fuse leads to Overcurrent fuse installing plate is fixed on bottom Reentrant Cavity.
Further, described critesistor includes semistor and negative tempperature coefficient thermistor, and It is respectively mounted on circuit boards.
Further, described circuit board is also equipped with multiple surge diode.
Further, described connector includes electric machine controller male connector, electric machine controller negative pole connector, electricity Pond male connector, battery cathode connector, electricity defrosting connector, vehicle-mounted charge connector, Insulation monitoring connector, air-conditioning connect Plug-in unit, DC-DC connector, low voltage control water joint.
Further, described copper bar includes a negative pole copper bar, described negative pole copper bar and battery cathode connector, motor Controller negative pole connector, Insulation monitoring connector connect.
Further, described amperometric is hall current detector, and described hall current detector is arranged on On negative pole copper bar.
Further, described case lid is provided with reinforcement, and described reinforcement is arranged on case lid in the face of casing Reentrant Cavity End face on.
Further, described case lid being additionally provided with mounting groove, described mounting groove is arranged on the case lid end back to casing On face.
Further, described casing Reentrant Cavity open end is provided with installing hole, and described case lid is provided with and installs The installation through hole of hole coupling.
After using technique scheme, this utility model compared with prior art has the advantages that.
This utility model utilizes connector that the fax distributed in high-tension distribution box is passed to each electrical equipment, can improve case The degree of protection of body, can play again good foolproof function.
The positive temperature thermistor arranged in this utility model and negative temperature thermistor, can effectively prevent the overheated burning of circuit The situation of bad resistance and element occurs, improves the safety coefficient of equipment.
Casing of the present utility model and case lid are provided with waterproof boss and groove, improve the water resistance of casing, on case lid Arranging mounting groove, the distribution box entirety making finished product is more attractive.
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing, as the part of the application, is used for providing being further understood from of the present utility model, this utility model Schematic description and description be used for explaining this utility model, but do not constitute improper restriction of the present utility model.Obviously, Accompanying drawing in describing below is only some embodiments, to those skilled in the art, is not paying creative labor On the premise of Dong, it is also possible to obtain other accompanying drawings according to these accompanying drawings.In the accompanying drawings:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is this utility model box inner structure schematic diagram;
Fig. 3 is the structural representation of this utility model case lid;
Fig. 4 is the schematic top plan view of this utility model case lid.
In figure: 100-casing;101-anode connector;102-battery cathode connector;103-electricity defrosting connector; 104-vehicle-mounted charge connector;105-Insulation monitoring connector;106-air-conditioning connector;107-DC-DC connector;108-low pressure Control water joint;109-motor male connector;110-electrode negative connector;121-boss;122-negative pole copper bar;123- Hall current detector;124-copper bar;125-main fuse;126-copper bar;The positive relay of 127-master;128-copper bar;129-is exhausted Edge post;130-circuit board;131-base plate;132-fuse installing plate;200-case lid;201-groove;202-reinforcement;203-pacifies Dress through hole;204-mounting groove.
It should be noted that these accompanying drawings and word describe and are not intended as limiting design of the present utility model by any way Scope, but be that those skilled in the art illustrate concept of the present utility model by reference specific embodiment.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in embodiment, and following example are used for illustrating this Utility model, but it is not limited to scope of the present utility model.
In description of the present utility model, it should be noted that term " on ", D score, "front", "rear", "left", "right", Orientation or the position relationship of the instruction such as " vertically ", " interior ", " outward " they are based on orientation shown in the drawings or position relationship, merely to It is easy to describe this utility model and simplification description rather than instruction or the device of hint indication or element must have specific side Position, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect;Can be to be mechanically connected, it is also possible to be electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary. For the ordinary skill in the art, above-mentioned term specifically containing in this utility model can be understood with concrete condition Justice.
Embodiment one
As shown in Figures 1 to 4, this utility model one high-tension distribution box for electric vehicle, including casing and case lid, described Casing is provided with Reentrant Cavity, is provided with circuit board, amperometric, fuse, critesistor, relay in described casing Reentrant Cavity Device, copper bar, wire, described cabinet exterior is provided with the connector of multiple electrical connection, the Reentrant Cavity opening of described casing On face, ring is circumferentially with boss, and described case lid is provided with the groove engaged with boss, is provided with rubber ring in described case lid groove.
Specifically, this utility model includes casing 100, foundry goods case lid 200, and casing 100 is provided with anode connector 101, battery cathode connector 102, electricity defrosting connector 103, vehicle-mounted charge connector 104, Insulation monitoring connector 105, sky Connector 106, DC-DC connector 107, low voltage control water joint 108, motor male connector 109, electrode negative is adjusted to patch Part 110.Utilize connector that the fax distributed in high-tension distribution box is passed to each electrical equipment and both improve the degree of protection of casing Serve again good foolproof function.Wherein it is preferred to, casing 100 of the present utility model and case lid 200 are foundry goods, can increase Strong water resistance and entirety consolidate performance.
The casing 100 of this utility model high-tension distribution box for electric vehicle is provided with boss 121, and boss 121 is waterproof setting, Boss 121 matches with the groove 201 of case lid 200, further increases the degree of protection of high-tension distribution box.
Two critesistor and all of surge diode, preliminary filling resistance of the present utility model it is integrated with on circuit board 130 Replace traditional resistor with semistor to have the following advantages: when load is because of short trouble, pre-charge pressure exists all the time On preliminary filling resistance, now electric current is excessive, if preliminary filling loop is conventional, electric-resistance it is possible to can generate heat the most finally because of in circuit Cause resistance to burn, and use semistor resistance of semistor when generating heat too much in circuit Value can present high value state to suppress current value, thus protects equipment.
Also connected a negative tempperature coefficient thermistor in DC-DC loop of the present utility model, negative temperature coefficient thermistor power Capacitive load DC-DC is played preliminary filling effect by resistance, and preliminary filling process is: when being energized to DC-DC loop, temperature is relatively low, negative temperature The resistance of coefficient resistance is higher, and DC-DC starting current is less;When energising a period of time, negative tempperature coefficient thermistor temperature Degree raises resistance decrease and goes straight down to resistance when can ignore, thus completes the preliminary filling to this loop.
Being provided with hall current detector 123 in casing of the present utility model to be arranged on negative pole copper bar 122, negative pole copper bar is used Screw is arranged on battery cathode connector, electric machine controller negative pole connector and insulated column 129, main fuse 125 one end Being connected with anode connector by copper bar 124, one end is connected with main positive relay 127 by copper bar 126, main positive relay 127 other ends are connected by copper bar 128 connector positive with electric control, and circuit board 130 is supported by copper and is arranged on base plate 131, The fuse in remaining each loop is all arranged on fuse installing plate 132, and fuse installing plate screw is arranged on base plate 131 On, remaining circuit connects and connects with wire used for electric vehicle.
Case lid of the present utility model is provided with groove 201, and the groove 201 on case lid matches with the anti-boss 121 of casing, profit In waterproof setting.Case lid 200 is provided with reinforcement 202, enhances case, the structural strength of 200, and case lid 200 is provided with four and leads to Hole, through hole is for installing through hole 203, and the arranging of through hole of installing of case lid 200 supplies screw seal case case lid, and casing is provided with coupling Installing hole.
Case lid 200 of the present utility model is provided with mounting groove 204, can be used for installing nameplate, the nameplate mounting groove energy of case lid 200 The correspondence position at corresponding case lid 200 pasted by the nameplate making each case lid 200, makes finished product high-tension distribution box overall appearance, whole Together.
The above is only preferred embodiment of the present utility model, not makees this utility model any pro forma Limit, although this utility model is disclosed above with preferred embodiment, but is not limited to this utility model, any familiar The technical staff of this patent is in the range of without departing from technical solutions of the utility model, when the technology contents of available above-mentioned prompting is made Go out a little change or be modified to the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solutions of the utility model, Any simple modification, equivalent variations and the modification made above example according to technical spirit of the present utility model, the most still belongs to In the range of this utility model scheme.

Claims (10)

1. a high-tension distribution box for electric vehicle, it is characterised in that include that casing and case lid, described casing are provided with Reentrant Cavity, Circuit board, amperometric, fuse, critesistor, relay, copper bar, wire, institute are installed in described casing Reentrant Cavity The cabinet exterior stated is provided with the connector of multiple electrical connection, and on the Reentrant Cavity open end of described casing, ring is circumferentially with convex Platform, described case lid is provided with the groove engaged with boss, is provided with rubber ring in described case lid groove.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that described fuse includes one Individual main fuse and multiple secondary fuse, described main fuse one end is connected with anode plug-in unit by copper bar, the other end Being connected with relay by copper bar, described multiple secondary fuse is fixed on bottom Reentrant Cavity by fuse installing plate.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that described critesistor includes Semistor and negative tempperature coefficient thermistor, and be respectively mounted on circuit boards.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that also pacify on described circuit board Equipped with multiple surge diodes.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that described connector includes electricity Machine controller male connector, electric machine controller negative pole connector, anode connector, battery cathode connector, electricity defrosting Connector, vehicle-mounted charge connector, Insulation monitoring connector, air-conditioning connector, DC-DC connector, low voltage control water joint.
A kind of high-tension distribution box for electric vehicle the most according to claim 5, it is characterised in that described copper bar includes that one is negative Pole copper bar, described negative pole copper bar is with battery cathode connector, electric machine controller negative pole connector, Insulation monitoring connector even Connect.
A kind of high-tension distribution box for electric vehicle the most according to claim 6, it is characterised in that described amperometric is Hall current detector, described hall current detector is arranged on negative pole copper bar.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that described case lid is provided with and adds Strong muscle, described reinforcement is arranged on case lid on the end face of casing Reentrant Cavity.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that be additionally provided with on described case lid Mounting groove, described mounting groove is arranged on case lid back on the end face of casing.
A kind of high-tension distribution box for electric vehicle the most according to claim 1, it is characterised in that described casing Reentrant Cavity Open end is provided with installing hole, and described case lid is provided with the installation through hole mated with installing hole.
CN201620695012.5U 2016-07-05 2016-07-05 A kind of high-tension distribution box for electric vehicle Active CN205753070U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620695012.5U CN205753070U (en) 2016-07-05 2016-07-05 A kind of high-tension distribution box for electric vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620695012.5U CN205753070U (en) 2016-07-05 2016-07-05 A kind of high-tension distribution box for electric vehicle

Publications (1)

Publication Number Publication Date
CN205753070U true CN205753070U (en) 2016-11-30

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106159732A (en) * 2016-07-05 2016-11-23 湖南长高电气有限公司 A kind of high-tension distribution box for electric vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106159732A (en) * 2016-07-05 2016-11-23 湖南长高电气有限公司 A kind of high-tension distribution box for electric vehicle

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200318

Address after: 410013 No. 393, section 3, North Jinxing Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province

Patentee after: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd.

Address before: 410600 No. 018, Jinzhou Avenue, Jinzhou new district, Ningxiang County, Hunan, Changsha

Patentee before: HUNAN CHANGGAO ELECTRIC Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20210414

Address after: 410600 East 018 Jinzhou Avenue, Jinzhou New District, Ningxiang County, Changsha City, Hunan Province

Patentee after: HUNAN CHANGGAO RUNXIN TECHNOLOGY Co.,Ltd.

Address before: No. 393, section 3, North Jinxing Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province, 410013

Patentee before: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220406

Address after: 410000 No. 393, section 3, Jinxing North Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province

Patentee after: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd.

Address before: 410600 East 018 Jinzhou Avenue, Jinzhou New District, Ningxiang County, Changsha City, Hunan Province

Patentee before: HUNAN CHANGGAO RUNXIN TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right

Effective date of registration: 20220516

Address after: 410000 No. 018, Jinzhou Avenue East, Jinzhou new area, Ningxiang County, Changsha City, Hunan Province

Patentee after: HUNAN CHANGGAO RUNXIN TECHNOLOGY Co.,Ltd.

Address before: 410000 No. 393, section 3, Jinxing North Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province

Patentee before: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd.