CN108666187A - A kind of miniaturization Fuse box - Google Patents
A kind of miniaturization Fuse box Download PDFInfo
- Publication number
- CN108666187A CN108666187A CN201810704825.XA CN201810704825A CN108666187A CN 108666187 A CN108666187 A CN 108666187A CN 201810704825 A CN201810704825 A CN 201810704825A CN 108666187 A CN108666187 A CN 108666187A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- fuse
- matrix
- hollow portion
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
- H01H85/2045—Mounting means or insulating parts of the base, e.g. covers, casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
- H01H85/205—Electric connections to contacts on the base
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
- H01H2085/2075—Junction box, having holders integrated with several other holders in a particular wiring layout
- H01H2085/208—Junction box, having holders integrated with several other holders in a particular wiring layout specially adapted for vehicles
Landscapes
- Fuses (AREA)
Abstract
A kind of miniaturization Fuse box; including pedestal, upper cover and rear protection cap; pedestal includes the conductive matrix for housing the hollow portion of fuse and being respectively provided on the outside of hollow portion both ends; there are the installation gap of installation switch-over row between a side and pedestal of matrix, the top and bottom of switch-over row are movably fixed on the top and bottom of matrix respectively；Pedestal sealing ring is provided on the pedestal of matrix and hollow portion periphery；Upper cover extends outwardly on the periphery of accommodating cavity with the accommodating cavity for housing the matrix, hollow portion and fuse and is useful for installing fixed slab construction, sealing ring is provided in the slab construction.Its parts is few, compact-sized, and calorific value is small, good seal performance, and security performance is high.
Description
Technical field
The present invention relates to fuses, refer in particular to the Fuse box of installation fuse, further instigate used in new energy vapour
Fuse box on vehicle, oil electricity hybrid vehicle, such as the Fuse box on electric vehicle.
Background technology
Fuse is the circuit safety protective device for electric vehicle, oil-electric vehicle.When mounted, due to
The considerations of security performance and installation replaceability etc., needs fuse being mounted in Fuse box, convenient and major loop
Connection, while being also convenient for change of fuse.Currently, such as Fig. 1 to Fig. 6, automobile fuse box includes pedestal 10, upper cover 20 and rear guarantor
30 three parts of protecting cover.It is respectively arranged with the matrix 12 of installation switch-over row 11 at the both ends of pedestal hollow portion.The U-shaped knot of switch-over row
Structure is stuck on pedestal, and two joint faces of switch-over row is made to be located at the upper and lower surfaces of matrix, the U-shaped interconnecting piece of switch-over row
It is located at the side-wall outer side of pedestal hollow portion positioned at conductive matrix.Pedestal hollow portion of the fuse 14 between switch-over row, fusing
The contact knife of device respectively with where it switch-over row and matrix be fixedly connected by screw.External cable 15 is connected by screw in base
On the switch-over row of the another side of block.Four angles of pedestal are provided with the screw mounting hole with mounting plate installation connection, in each spiral shell
It is provided with a cycle basis seat sealing ring 16 around nail mounting hole, is used for sealing base and mounting plate.A circle is provided on upper lid
Sealing ring 21, the screw hole for being connect with mounting plate and pedestal are located in sealing ring.
The Fuse box has the following disadvantages：Since the connecting portion of switch-over row is in the hollow portion of pedestal, for fuse
Installation pedestal hollow portion, switch-over row thickness be pedestal hollow portion minimum length, the length of pedestal is with regard to long；Cause to fuse
Device box body product is big, and installation space and operating space are all big, wastes many interior useful spaces, has influenced other related first devices
The arrangement of part.Fuse inner space arrangement is unreasonable, complicated, in long-time galvanization, is unfavorable for fuse heat dissipation,
Cause heat to gather, influence fuse action, reduce fuse it is long when galvanization ability, reduce safety.Matrix without
Conductive capability, for electric current all by switch-over row, current-carrying capability is limited.
Complicated, number of parts is more, and type is more, and excessive process and expense are produced in mold manufacturing, to
Production efficiency is set to reduce, finished product yields reduces.Screw sealing ring independent design, leakproofness is unreliable, in Product Assembly process
It is middle to need more working hours, to reduce production capacity, it is easy neglected loading, reduces yields.Switch-over row sectional area is small, and current-carrying capability has
Limit, when installation, occupy fuse base length direction space.Product can only be compatible with a kind of fuse of specification (maximum rated electricity
Flow 400A maximums current-carrying capability 200A), due to the development of electric vehicle fast charge technology, current-carrying capability is obviously insufficient at present.
Invention content
Small it is an object of the invention to provide a kind of Fuse box, good seal performance, current-carrying capability is good.And because of zero
Part is relatively fewer, and assembling is more convenient.
To achieve the above object, a kind of miniaturization Fuse box of technical solution provided by the invention, including pedestal, upper cover and
Protection cap afterwards, the pedestal include the conductive base for housing the hollow portion of fuse and being respectively provided on the outside of the hollow portion both ends
Block, it is characterised in that there are installation gap, the installation gap and institutes between a side and the pedestal of the conduction matrix
Hollow portion connection is stated, the top and bottom of the pedestal are protruded in the conductor top and bottom of the conduction matrix；It is set in the installation gap
It is equipped with conductive switch-over row, the top and bottom of the switch-over row are movably fixed to respectively on the conductor top and bottom of the conductive matrix；
It is provided with pedestal sealing ring on the pedestal of the matrix and the hollow portion periphery；The upper cover, which has, houses the conductive base
The accommodating cavity of block, hollow portion and fuse extends outwardly on the periphery of the accommodating cavity and is useful for installing fixed slab construction,
It is provided with sealing ring in the slab construction.
The outer edge of the conductive matrix of the pedestal, the installation gap and the hollow portion is provided with electric insulation
Enclosing is provided with the opening for facilitating and taking out fuse on the enclosing.
It is provided with electric insulation enclosing in protection cap after described, at the both sides and upper and lower position that corresponding External cable passes through
It is respectively set to easily broken thin-walled.
At the hollow portion both sides of the edge, interval opens outward is equipped with card slot recessed outward；In the rear in protection cap
It is provided with hook；When protection cap is covered on the pedestal after described, the hook is stuck in card slot.
It is arranged at intervals with radiating fin on the accommodating cavity peripheral surface of the upper cover.
There is plane boss, the top and bottom of the switch-over row to be located at described put down for the conductor top and bottom of the conduction matrix
At the boss of face, and with described conductive the conductive surface of matrix is concordant is connected.
The switch-over row is U-shaped structure, connects the connecting portion of top and bottom in the installation gap.
The invention has the advantages that：Structure lightened design, internal structure is simple, when long-time galvanization, is conducive to fuse
Device conduct heat away, improve fuse it is long when alive ability.Design of Compatibility, it is (maximum rated that product can be compatible with cube
Electric current 630A maximums current-carrying capability 300A) and pipe (maximum rated current 400A maximums current-carrying capability 200A) it is two kinds of molten
Disconnected device, improves Products Compatibility and alternative.Switch-over row cross-sectional area increases, the embedded unicom up and down of conductive matrix itself
Conductor shares the portion of electrical current of switch-over row, can pass through more high current, whole calorific value smaller.Switch-over row is assemblied in base side
In the slot on side, base interior space is more effectively utilized, overall dimension is reduced.Number of parts is few, simple in structure, reduces system
The expense of process is made, improving production efficiency reduces, and improves yields, improves reliability.Pedestal ring structure is simpler
Single, sealing function can be played by only using a large sealing packing ring, improve product hermeticity energy, waterproof ability is more reliable, product
Assembling process is simpler, production efficiency higher.Protection cap is designed with multiple pre- holes afterwards, and four direction outlet may be implemented, and rises
To the effect of protection cable terminal, safety is improved.
Description of the drawings
Fig. 1, existing Fuse box overall structure diagram.
Fig. 2, existing Fuse box base construction schematic diagram.
Fig. 3, existing superstructure schematic diagram：A is upper cover top view；B is upper cover upward view.
Fig. 4 installs switch-over row structural schematic diagram.
Fig. 5, existing fuse protect rear cover structure schematic diagram：A upward views；B vertical views.
Fig. 6, structural schematic diagram after the installation fuse of existing Fuse box.
Fig. 7 installs the structural schematic diagram of external electrical cable.
Fig. 8, Fuse box dimensional structure diagram of the present invention.
Fig. 9, Fuse box side structure schematic view.
Figure 10, base construction schematic diagram：A is the vertical view of pedestal；B is side view；C is dimensional structure diagram.
Figure 11, pedestal ring structure schematic diagram.
Figure 12, superstructure schematic diagram：A is upward view, and b is side view, and c is stereogram.
Figure 13, switch-over row structural schematic diagram.
Figure 14, rear cover structure schematic diagram：A is vertical view, and b side views, c is stereogram.
Figure 15 is equipped with the base construction schematic diagram of pedestal sealing ring and switch-over row.
Figure 16 is equipped with the base construction schematic diagram of fuse.
Specific implementation mode
Scheme in view of the above technology now lifts preferred embodiment and technical solution is specifically described in conjunction with diagram.This hair
Bright Fuse box, mainly including pedestal 40, upper cover 50 and protection cap 60, wherein.
Pedestal 40, base body are a slab construction, have the hollow portion 41 of accommodating fuse, outside the both ends of hollow portion
Conductive matrix 42 is respectively arranged on the pedestal of side, there are installation gaps between conductive matrix one side wall and pedestal.In conductive matrix
Between offer the mounting hole 43 of perforation.Conductive matrix conductor upper and lower surface protrudes from the upper and lower surface of base body respectively, conductive
Matrix shape convexes into mounting surface upwards respectively in convex on conductive matrix conductor upper and lower surface.Switch-over row 70,
Shape is U-shaped, and material is conductive material.Interconnecting piece with two mounting surfaces of upper and lower two mounting surfaces and connection.Work as switching
When 70 installation of row, for switch-over row connecting portion in installing in gap, upper and lower two mounting surfaces are stuck in conductive matrix conductor
On the mounting surface of upper and lower surface, after installing, switch-over row mounting surface is in close contact with conductive matrix conductor upper and lower surface, Ke Yibao
When demonstrate,proving fuse installation, effective connection of contact knife and switch-over row.Due to installing the presence in gap, when switch-over row is installed, connection
Portion is located in installation gap, is not take up the space for the hollow portion that fuse is housed in pedestal, therefore ensure that and accommodate fuse
Hollow portion space maximizes.It is respectively set in the both sides of conductive matrix and at the pedestal hollow portion part edge of conductive matrix
There is vertical electric insulation enclosing 44, forms the three-dimensional accommodating space for accommodating fuse.Two enclosing of the same side is not attached to, to shape
At there are spaces, and fuse to be facilitated to take out the both sides of three-dimensional accommodating space, be beneficial to fuse heat dissipation.With conductive matrix phase
Card slot 45 there are two opening up is respectively separated on adjacent pedestal hollow portion both sides side wall.Dividing on four Angle Positions on the outside of enclosing
Do not offer for by pedestal installation be fixed to mounting plate on mounting hole 46, offered respectively at four angles of pedestal with it is upper
Cover the mounting hole 47 being connected and fixed.Pedestal sealing ring 48 is provided on pedestal, pedestal seals other than loop-shaped and pedestal enclosing
The shape of base part match.Pedestal sealing ring is set on the pedestal outside enclosing, for the sealing to pedestal.Installation
When fuse, fuse 90 is placed in hollow portion, and contact knife is placed exactly in the upper of the switch-over row on the matrix of one side
Then the contact knife of fuse is fixedly connected on switch-over row and conductive matrix by face by screw.In another peace of conductive matrix
Dress face, External cable 80 are fixedly connected on by screw on the switch-over row of conductive matrix, and are screwed connection.External cable
It is connect with major loop.Major loop is connected as a result,.It, only will by dismountable screw when not installing fuse and External cable
Switch-over row is fixedly mounted on matrix, when needing to install fuse and External cable, backs out screw, then is carried out installation and fixed i.e.
It can.Since fixed fuse and External cable are to be fixed respectively by different screws, when replacing fuse, it is only necessary to
The screw for backing out fixed fuse carries out replacement fuse, is not required to unclamp External cable simultaneously, it is i.e. replaceable to remove upper cover
Fuse, without opening battery pack.
Upper cover 50 is cap-like structure, and being extended around at the edge of cap-like structure has a circle slab construction.The hat shape
The lateral surface of one corral of structure and pedestal gear matches or more slightly larger than enclosing size, and planform meets after mounting, base
The enclosing of seat, which can be placed in the cap-like structure of upper cover, to be protected.A circle seal groove is provided in the slab construction of upper cover
51, a circle sealing ring is provided in seal groove.It punishes 47 position of mounting hole that four angles of pedestal are corresponded in the outside of sealing ring
It Dui Ying not offer and be connected and fixed with mounting hole 52.In order to more preferably radiate, it is arranged at intervals on the cap-like structure periphery of upper cover
Several radiating fins 53.
Protection cap 60 afterwards, with the electric insulation enclosing that a circle is vertical, the protection cap after External cable may pass through
Four sides corresponding position, are respectively arranged with thin-walled 61, and solid heavy wall is set as in the rail portion being connect with thin-walled 61, are formed
Pre- holes.Junction between thin-walled and heavy wall and protection cap bottom is respectively arranged with the groove of easy fracture or junction is interval
Connection makes thin-walled be easy under external force, to fall from rear protection cap.Rear protection cap at the groove position of corresponding pedestal
At enclosing position, it is correspondingly arranged on the unconnected independent faceplate 62 of photograph album enclosing adjacent thereto, in the free end of faceplate 62
Hook is provided at face.After installing External cable, according to the trend of External cable, by external force by where External cable one
The thin-walled of the rear protection cap of side removes, and upper rear protection cap is then covered on pedestal, and the hook of rear protection cap stretches into the card slot of pedestal
In block, rear protection cap is fixed.
The Fuse box installation of the present invention：General Fuse box is mounted on the mounting plate A of required installation site.First,
Pedestal sealing ring is set on pedestal, switch-over row is sticked into the installation gap of the matrix side of pedestal, makes the upper of switch-over row
Lower mounting surface is located on the top and bottom of matrix, and fuse is then placed on pedestal hollow portion and is mounted on contact knife by screw
Above switch-over row, and make to connect with matrix.Then the pedestal installation of fuse will be installed on a mounting board.By upper cover sealing ring
It is placed in seal groove, upper cover is covered into fuse, and be connected and fixed with pedestal across mounting plate by screw.Pedestal
Sealing ring is used to seal the gap between upper cover fixing screw and base into contact, prevents water, dust etc. by between screw and pedestal
Gap enter in Fuse box, cause the bad phenomenons such as poor short circuit.Also can further prevent dust in installation space into
Enter in Fuse box.After installing upper cover, External cable is mounted on by screw on the matrix of pedestal another side, outer lines are made
Cable is connect by switch-over row with fuse.After External cable is connect with major loop, so that it may to form access.Then according to outside
The direction of cable removes corresponding thin-walled in the rear protection cap of the protruding side of External cable, and formation is worn for External cable
The through-hole crossed.Then rear protection cap is covered on pedestal, the hook of rear protection cap is stuck in card slot, and rear protection cap is fixed on base
On seat, so far, installation is complete.
Structure lightened design, internal structure is simple, and cooling fin is arranged in upper cover and pedestal, is conducive to fuse heat hair
Dissipate, improve fuse it is long when alive ability.Hollow portion increases, and product can be compatible with cube and pipe is two kinds of molten
Disconnected device, improves Products Compatibility and alternative.Switch-over row cross-sectional area is big, and the embedded unicom up and down of conductive matrix itself is led
Body shares the portion of electrical current of switch-over row, can pass through more high current, whole calorific value smaller.Switch-over row is assemblied in pedestal side
Slot in, more effectively utilize base interior space, reduce overall dimension.Number of parts is few, and pervious pedestal sealing ring is
Four, be one now, pervious upper cover, which is fixed, needs 8 screws, only needs 4 now；It is simple in structure, it is processed to reduce manufacture
The expense of journey, improving production efficiency reduces, and improves yields, improves reliability.Pedestal ring structure is simpler, only uses
One large sealing packing ring can play sealing function, improve product hermeticity energy, and waterproof ability is more reliable, and Product Assembly process is more
Simply, production efficiency higher.Protection cap is designed with multiple pre- holes afterwards, and four direction outlet may be implemented, and plays protection cable
The effect of terminal improves safety.
Claims (7)
1. a kind of miniaturization Fuse box, including pedestal, upper cover and rear protection cap, the pedestal includes the hollow of accommodating fuse
Portion and the conductive matrix being respectively provided on the outside of the hollow portion both ends, it is characterised in that it is described conduction matrix a side with it is described
There are installation gaps, the installation gap to be connected to the hollow portion between pedestal, and institute is protruded in the conductor top and bottom of the matrix
State the top and bottom of pedestal；It is provided with conductive switch-over row in the installation gap, the top and bottom of the switch-over row are fixed respectively
On the conductor top and bottom of the conductive matrix；It is provided with pedestal on the pedestal of the conductive matrix and the hollow portion periphery
Sealing ring；The upper cover is outside on the periphery of the accommodating cavity with the accommodating cavity for housing the matrix, hollow portion and fuse
It is extended with for installing fixed slab construction, sealing ring is provided in the slab construction.
2. miniaturization Fuse box according to claim 1, it is characterised in that conductive matrix, the peace in the pedestal
The outer edge of dress gap and the hollow portion is provided with electric insulation enclosing, is provided on the enclosing and taking-up is facilitated to fuse
The opening of device.
3. miniaturization Fuse box according to claim 1, it is characterised in that be provided in protection cap after described electrical exhausted
Edge enclosing is respectively set to easily broken thin-walled at the both sides and upper and lower position that corresponding External cable passes through.
4. miniaturization Fuse box according to claim 3, it is characterised in that at the hollow portion both sides of the edge, interval
Opens outward is equipped with card slot recessed outward；In the rear hook is provided in protection cap；Protection cap is covered in the base when described after
When on seat, the hook is stuck in card slot.
5. miniaturization Fuse box according to claim 1, it is characterised in that between on the accommodating cavity peripheral surface of the upper cover
Every being provided with radiating fin.
6. miniaturization Fuse box according to claim 1, it is characterised in that mask above and below the conductor of the conduction matrix
There is plane boss, the top and bottom of the switch-over row to be located at the plane boss, and with the conductor table of the conductive matrix
Face is concordantly connected.
7. miniaturization Fuse box according to claim 1, it is characterised in that the switch-over row is U-shaped structure, connection
The connecting portion of top and bottom is in the installation gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810704825.XA CN108666187A (en) | 2018-07-02 | 2018-07-02 | A kind of miniaturization Fuse box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810704825.XA CN108666187A (en) | 2018-07-02 | 2018-07-02 | A kind of miniaturization Fuse box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108666187A true CN108666187A (en) | 2018-10-16 |
Family
ID=63773275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810704825.XA Pending CN108666187A (en) | 2018-07-02 | 2018-07-02 | A kind of miniaturization Fuse box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108666187A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB782207A (en) * | 1955-03-16 | 1957-09-04 | Crabtree & Co Ltd J A | Improvements in electric cartridge fuse holders |
| EP1109192A2 (en) * | 1999-12-17 | 2001-06-20 | M. Schneider, Schaltgerätebau und Elektroinstallationen Gesellschaft m.b.H. | Conductor for a current transformer for a low voltage-high power fuse or load-break device |
| US20110275237A1 (en) * | 2010-05-06 | 2011-11-10 | Alex Buettner | Fuse-receiving device |
| CN204088251U (en) * | 2014-07-18 | 2015-01-07 | 宁德时代新能源科技有限公司 | A kind of waterproof fuse apparatus |
| JP2017045510A (en) * | 2015-08-24 | 2017-03-02 | サトーパーツ株式会社 | Fuse holder |
| CN106710996A (en) * | 2016-12-07 | 2017-05-24 | 宁波爱维斯工贸有限公司 | Extension type multifunctional fuse holder |
| WO2017188022A1 (en) * | 2016-04-26 | 2017-11-02 | 住友電装株式会社 | Electrical connection box |
| CN206893585U (en) * | 2017-03-27 | 2018-01-16 | 西安中熔电气股份有限公司 | Automobile fuse box |
| CN207233684U (en) * | 2017-08-30 | 2018-04-13 | 赵沙 | A kind of Fuse box |
| CN208622672U (en) * | 2018-07-02 | 2019-03-19 | 西安赛诺克新能源科技股份有限公司 | A kind of miniaturization Fuse box |
-
2018
- 2018-07-02 CN CN201810704825.XA patent/CN108666187A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB782207A (en) * | 1955-03-16 | 1957-09-04 | Crabtree & Co Ltd J A | Improvements in electric cartridge fuse holders |
| EP1109192A2 (en) * | 1999-12-17 | 2001-06-20 | M. Schneider, Schaltgerätebau und Elektroinstallationen Gesellschaft m.b.H. | Conductor for a current transformer for a low voltage-high power fuse or load-break device |
| US20110275237A1 (en) * | 2010-05-06 | 2011-11-10 | Alex Buettner | Fuse-receiving device |
| CN204088251U (en) * | 2014-07-18 | 2015-01-07 | 宁德时代新能源科技有限公司 | A kind of waterproof fuse apparatus |
| JP2017045510A (en) * | 2015-08-24 | 2017-03-02 | サトーパーツ株式会社 | Fuse holder |
| WO2017188022A1 (en) * | 2016-04-26 | 2017-11-02 | 住友電装株式会社 | Electrical connection box |
| CN106710996A (en) * | 2016-12-07 | 2017-05-24 | 宁波爱维斯工贸有限公司 | Extension type multifunctional fuse holder |
| CN206893585U (en) * | 2017-03-27 | 2018-01-16 | 西安中熔电气股份有限公司 | Automobile fuse box |
| CN207233684U (en) * | 2017-08-30 | 2018-04-13 | 赵沙 | A kind of Fuse box |
| CN208622672U (en) * | 2018-07-02 | 2019-03-19 | 西安赛诺克新能源科技股份有限公司 | A kind of miniaturization Fuse box |
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Address after: 710068 room 10302, building 2, No.12, zone a, Chuangyuan, No.69, ban Jinye Road, Zhangba street, hi tech Zone, Xi'an City, Shaanxi Province Applicant after: Xi'an sanuoke New Energy Technology Co., Ltd Address before: No. 5, A District, No. 69, business R & D Park, jinyip Road, Xi'an high tech Zone, Shaanxi Province Applicant before: Xi'an new energy Polytron Technologies Inc |
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